The invention relates to a method and a set-up station for setting up a workpiece pallet (17) in a set-up station (8) for a subsequent separating process in a plate-shaped workpiece in order to produce workpiece parts, and to a workpiece pallet, wherein a workpiece support is produced from a machined pallet plate for a pallet frame of the workpiece pallet (17). In order to produce the machined pallet plate, a plate blank made of a solid material is provided, and at least one cutting contour is introduced into the plate blank in order to produce a workpiece support for supporting a workpiece part to be produced in a subsequent separating process. The workpiece support is undersized relative to the workpiece part to be produced, and at least one connecting ridge is formed upon introducing the cutting contour into the plate blank, said connecting ridge connecting the workpiece support to the rest of the pallet plate.
B23K 37/02 - Carriages for supporting the welding or cutting element
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
The invention relates to a set-up station for a workpiece pallet (17) having supporting bars (51) which can be placed in a support plane (57) to form a workpiece support (58) and the arrangement of which to form the support plane (57) for the plate-type workpiece (59) can be adjusted to a cutting process to be performed, the set-up station comprising: a main frame (14) that includes a reception space (16) with an access (18) for introducing and extracting the workpiece pallet (17); two spaced-apart guides (19) on which the workpiece pallet is movably accommodated and which extend along the reception space (16); and at least one handling device (24, 25) that is movable along the reception space (16) and has a U-shaped or closed frame (34), wherein lateral frame portions (31) or a lower bridge (33) of the frame (34) is/are movable along the guide (19), and the at least one handling device (24, 25) allows the supporting bars (51) to be adjusted in the workpiece pallet (17) in their height in relation to the support plane (57) and/or in their position within a pallet frame (52) of the workpiece pallet (17).
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
3.
SET-UP STATION FOR A WORKPIECE PALLET, AND WORKPIECE PALLET
The invention relates to a set-up station for a workpiece pallet as well as to a workpiece pallet having supporting bars, and supporting bars (51) which can be placed in a support plane (57) to form a workpiece support (58) and the placement of which to form the support plane (57) for the plate-type workpiece (19) can be adjusted to a cutting process to be performed.
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
4.
METHOD FOR PREDICTING THE WASTE PRODUCED WHEN CUTTING OUT A SHEET METAL PART
The invention relates to a computer-implemented method for predicting the waste produced when cutting out a sheet metal part (10) from a sheet metal panel (12), comprising the steps of: A) implementing rules which assign a measure of the waste produced during cutting to properties of a contour of a sheet metal part; B) reading in information regarding a contour (14, 16, 18) of the sheet metal part (10) to be cut out; C) applying the implemented rules to properties, extracted from the read-in information, of the contour (14, 16, 18) of the sheet metal part (10) to be cut out, so that a prediction value for the waste is obtained. The invention also relates to a computer program comprising program instructions which, when the computer program is executed by a computer, cause the program - to extract properties of a contour (14, 16, 18) of a sheet metal part (10) to be cut out from information, read into a memory of the computer, regarding the contour (14, 16, 18) of the sheet metal part (10) to be cut out, and - to apply rules implemented in the program instructions to the extracted properties of the contour (14, 16, 18), so that a prediction value for the waste produced when cutting out a sheet metal part (10) from a sheet metal panel (12) is obtained.
G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling
G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
5.
LASER MACHINING METHOD AND LASER MACHINING SYSTEM AND CONTROL APPARATUS THEREFOR
The invention relates to a laser machining method comprising the steps of: A) machining at least one workpiece (14) with a laser beam (24) along a trajectory; B) recording a plurality of process parameters during machining; C) determining at least one region, preferably a plurality of regions, of the trajectory (26) in which a significant change occurs only in the process parameters of a predefined subset, preferably only in one of the process parameters; and D) checking whether the significant change in the process parameters of the subset is accompanied by a significant change in the machining quality. The invention further relates to a control apparatus for a laser machining system that is designed to carry out such a method, and to a laser machining system having such a control apparatus.
B23K 26/03 - Observing, e.g. monitoring, the workpiece
B23K 26/046 - Automatically focusing the laser beam
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
B23K 26/14 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor
B23K 26/38 - Removing material by boring or cutting
B23K 31/10 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to cutting or desurfacing
B23K 31/12 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to investigating the properties, e.g. the weldability, of materials
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
6.
METHOD, MACHINING PLANT AND COMPUTER PROGRAM FOR MACHINING A PLURALITY OF WORKPIECES
The invention relates to a method for machining a plurality of workpieces (22), in which method, for machining of each of the workpieces (22), a machining head (12) of a machining plant (10) and the workpiece (22) in question are moved relative to one another by at least one machine shaft (16, 18) of the machining plant (10), so that the workpieces (22) are each machined along the same trajectory (34). For the machining of a plurality of workpieces (22), the movement takes place in different part-regions (38, 40) of a maximum range of movement (26, 28) of the at least one machine shaft (16, 18), which part-regions (38, 40) deviate from one another within pre-defined limits.
B23K 37/02 - Carriages for supporting the welding or cutting element
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
B23K 37/047 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
7.
METHOD FOR MOVING A PROCESSING HEAD OF A BEAM TOOL DURING A PROCESSING PAUSE
The invention relates to a method for moving a processing head (12) of a beam tool (10) during a processing pause, the processing head being movable along a plurality of machine axes (22, 24, 26) with maximum dynamics, and the method comprising the following steps: A) specifying a transfer path (52, 54) for the processing head (12) from a processing end position (42, 44) at a workpiece (14, 16), B) specifying a withdrawal distance (54), C) calculating a movement path (56, 58) in accordance with the maximum dynamics, the movement path (56, 58) being increasingly shifted in the direction of the withdrawal distance (54) in comparison with the transfer path (50, 52), D) moving the processing head (12) from the processing end position (42, 44) along the movement path (56, 58). The invention also relates to a computer program for carrying out step C) and to a beam tool having a control device for carrying out step C).
The invention relates to a device (10) and a method (36) for parking workpiece carriers (18) in a docking station (20). The docking station (20) has at least one accommodating space for the workpieces (18). The docking station (20) can preferably be expanded in a modular manner by at least one further accommodating space. The docking station (20) has a position sensor (24) which is connected to a manufacturing execution system (MES) (14) and designed to report the correct parking position of the workpiece carrier (18) in the accommodating space to the MES (14). The MES (14) may be designed to bring about and control a movement of a driverless transport vehicle (16) on the basis of this notification.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
The invention relates to a UWB anchor (22a-c), comprising a first UWB antenna (24a-c) for communication with a first mobile unit (14) and a second UWB antenna (26a-c) for communication with a second mobile unit (16). The UWB anchor (22a-c) is preferably designed for communication in different frequency bands. The UWB anchor (22a-c) can be part of a locating system (12). The invention also relates to a method for locating two different mobile units (14, 16) by means of UWB anchors (22a-c) having two different UWB antennas (24a-c, 26a-c).
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves
G01S 3/18 - Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic derived directly from separate directional antennas
10.
METHOD FOR IDENTIFYING A FAULT IN A MACHINING PROCESS, AND PROCESSING MACHINE
The invention relates to a method for identifying faults in a machining process, in particular in a cutting process, comprising: machining a workpiece, in particular by cutting, by moving a machining tool, in particular a laser machining head, and the workpiece relative to one another, recording an image of an area to be monitored on the workpiece, comprising an area of interaction (18) between the machining tool and the workpiece, and evaluating the image of the area to be monitored in order to identify at least one fault in the machining process. To identify the fault, the evaluation of the image involves detecting the presence or absence of a local intensity drop (ΔI) in an intensity profile (I) within the area of interaction (18) along a direction of advance (V) of the machining process. The invention also relates to an associated processing machine.
The invention relates to a method for precisely locating a mobile unit (28a) and for navigating a sensor unit (18) relative to the mobile unit (28a). The method includes roughly navigating the sensor unit (18) to the mobile unit (28a) by means of an MES (22). The MES (22) can obtain the rough position data necessary for this from a posting and/or a positioning system (24). The mobile unit (28a) has a first transmitter (34), which is designed to transmit a coded signal (32). Said coded signal (32) is received by a sensor (30) of the sensor unit (18). Using the coded signal (32), the mobile unit (28a) is identified and its signal position data determined. The MES (22) can be designed to further navigate the sensor unit (18) using the precise signal position data. The invention further relates to a device (10) for corresponding navigation of a sensor unit (18).
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves
12.
METHOD AND DEVICE FOR CREATING MEANINGFUL CUT EDGE IMAGES
FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V. (Germany)
Inventor
Tatzel, Leonie Felica
Ottnad, Jens
Stahl, Janek
Jauch, Christian
Abstract
The invention relates to a device (10) for analysing a cut edge (12) of a workpiece (14). The workpiece (14) can be held in a workpiece holder in order to illuminate the cut edge (12) with a first light source (24) at an acute angle (w1). The illumination by the first light source (24) preferably takes place parallel or antiparallel, except for a few degrees, to the cut direction (16) of the cut edge (12). The first light source (24) is preferably offset parallel to the workpiece plane (18). In other words, the illumination by the first light source (24) takes place at an acute angle (w1) to a plane which extends perpendicular to the workpiece plane (18) in the direction of the longitudinal axis of the cut edge (12). The first light source (24) is preferably offset parallel to the workpiece plane (18). The device (10) has a camera (20), the optical axis (34) of which preferably extends in the workpiece plane (18). A computer can have an algorithm, in particular with a neural network, to analyse cut edge images created using the camera (20). The invention also relates to a method for analysing the cut edge (12), in particular using such a device (10).
The invention relates to a readjustment device and a method for a machine tool (1) for processing plate-shaped workpieces (10), preferably sheet metal, comprising an upper pressing device (234) which comprises pressure tappets (241) facing each other at least in a mutually spaced manner; a lower support device (235) that has counter bearings (260) which are arranged at least in a mutually spaced manner and which are aligned towards the pressure tappets (241) of the upper pressing device (234) in order to fix the plate-shaped workpieces (10) in a clamped manner in a working position (232); and at least one drive device (243) by means of which the pressure tappets (241) of the upper pressing device (234) can be converted from a rest position (231) to the working position (232), and the at least two pressure tappets (241) of the upper pressing device (234) are connected together and can be movably or pivotally actuated together between the rest position (231) and the working position (232).
The invention relates to a positioning system (10) and to a method for operating a positioning system (10) of this type. The positioning system (10) comprises a radio communication network (20) having at least one data network connection component (18a-d). The data network connection component(s) (18a-d) is/are designed for the transmission of data streams via a radio communication network (20) with reserved resources or bandwidths to a plurality of UWB anchors (16a-l). In this case, at least some UWB anchors (16a-l) can be designed for a wireless transmission of data streams.
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves
15.
LASER CUTTING METHOD FOR CUTTING OUT A WORKPIECE PART
Provided is a laser cutting method for cutting a workpiece part (62) out of a metal, in particular panel-shaped, workpiece (6), the method comprising the following steps: cutting, by means of a laser beam (5) and a cutting gas (7) and using predefined cutting parameters, the workpiece (6) along a predefined cutting path; changing the cutting parameters in an end portion of the cutting path such that a material web (68) remains between the workpiece part (62) and a workpiece remainder (64) of the workpiece (6), the material web (68) fastening the workpiece part (62) to the workpiece remainder (64); cooling the workpiece (6) in the region of the material web (68) by means of the cutting gas (7) and/or by means of a suitable cooling fluid; and releasing the workpiece part (62) from the workpiece remainder (64) by cutting, by means of the laser beam (5) and the cutting gas (7), the material web (68). Also provided is a laser cutting machine suitable for carrying out the method.
The invention relates to a method for storing a current reference image of an unloaded workpiece support (16). In the process, a step A) is first carried out of generating an image of the workpiece support (16); in a step B), the image is evaluated by an algorithm (26); and in a step C), the image is stored as a reference image if the algorithm (26) classifies the workpiece support (16) as being empty. In order to evaluate the workpiece support (16), the algorithm (26) can have a maximally stable extremal regions algorithm, an algorithm for detecting webs (40) of the workpiece support (16), and/or a neural network. The invention additionally relates to a device (10) for carrying out such a method.
The invention relates to an unloading station for a machining station (12) and to a machine tool (11) for cutting tubular or rod-shaped workpieces (13), the unloading station comprising an unloading device (26), which receives workpieces (13) led out of a machining station (12), and at least one workpiece support (29), into which the at least one workpiece (13) can be transferred from the unloading device (26), wherein an ejection device (28) for selectively ejecting workpieces (13) from the unloading device (26) is provided, which ejection device comprises a longitudinal conveying device (31) extending at least between the unloading device (26) and the workpiece support (29) and comprises a workpiece switch (32), by means of which the workpiece (13) led away from the unloading device (26) can be transferred into the longitudinal conveying device (31) or onto the workpiece support (29).
B23K 37/047 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
18.
MOBILE COMMUNICATIONS DEVICE AND MACHINE TOOL CONTROLLABLE BY MEANS OF THE MOBILE COMMUNICATIONS DEVICE
The invention relates in summary to a machine tool arrangement (10) having a machine tool (12) and a mobile communications device (26), wherein an application (32) for at least partially controlling the machine tool (12) is installed on the mobile communications device (26). The machine tool arrangement (10) has a sensor device (18), measured data of which can be displayed in the application (32). The sensor device (18) can be designed in the form of at least one camera (20a-c), images of which can be displayed in the application (32). A control arrangement (16) of the machine tool arrangement (10) can have a chatbot (36) for communication of the machine tool (12) with a user of the application (32). The application (32) is further designed for communication with another application (40) on another mobile communications device (38) to enable the user to coordinate with another user. The control arrangement (16) can be designed to inform the user of the application (32) only in exceptional cases. An exceptional case can be determined from data of the machine tool (12) and/or from data of the sensor device (18) analysed by a filter (34).
H04L 51/02 - User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail using automatic reactions or user delegation, e.g. automatic replies or chatbot-generated messages
19.
METHOD AND DEVICE FOR LASER CUTTING BY MEANS OF A LASER BEAM GUIDED IN A MULTICORE FIBRE, AND ASSOCIATED COMPUTER-PROGRAM PRODUCT
In a method for the laser working, in particular laser cutting, of workpieces (2) by means of at least one laser beam (3), which is guided in a multicore fibre (5), which has a number of fibre cores (6), in particular at least three, arranged next to one another in parallel along a straight line (A), in the direction of a workpiece (2), according to the invention the number of fibre cores (6) into which the at least one laser beam (3) is injected and/or the division of the laser power of the at least one laser beam (3) among the fibre cores (6) is/are set in accordance with a property of the workpiece or a parameter of the working process.
This application relates to a method and a machine for cutting and removing workpiece parts from a planar material. The invention relates to a method and a machining machine (1) for cutting and removing at least one workpiece part (20) from a planar material (2), more particularly metal sheet, wherein: - the at least one workpiece part (20) is cut by means of a cutting beam (3) directed at the planar material (2) and the workpiece part (20) is separated from the planar material (2); - the at least one workpiece part (20) is removed, as a removal part, from the planar material (2) as a skeleton; - the workpiece part (20), which has been cut free, is lifted out of a workpiece support plane (E) of the planar material (2) by means of a lift-out device (26) and is removed by means of a gripping device (27); and - the at least one sacrificial part (41) is cut free from the planar material (2) before the workpiece part (20) is cut free in the planar material (2) or skeleton (22).
B23K 7/00 - Cutting, scarfing, or desurfacing by applying flames
B23K 7/10 - Auxiliary devices, e.g. for guiding or supporting the torch
B23K 9/013 - Arc cutting, gouging, scarfing or desurfacing
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
B23K 26/38 - Removing material by boring or cutting
B23K 37/00 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
B23K 37/02 - Carriages for supporting the welding or cutting element
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
The invention relates to a method for detecting cutting parameters (18) which are of particular importance to certain features of a cutting edge (16). A captured image (32) of the cutting edge (16) is analyzed by an algorithm (34) using a neural network (36) in order to ascertain (38) the cutting parameters (18). The captured pixels (42a, b) which play a significant role in the process of determining the cutting parameters (18) are identified by means of a backpropagation (40) of the analysis. An output (50) in the form of a display of said significant captured pixels (42a, b), in particular in the form of a heat map, shows a user of the method which cutting parameters (18) must be modified in order to improve the cutting edge (16). The invention additionally relates to a computer program product or a device for carrying out the method.
B23K 26/38 - Removing material by boring or cutting
B23K 31/00 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups
G05B 19/406 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
DD of 1.5 to 4 mm on the workpiece-side nozzle end face (8), and in that, before the exiting from the cutting nozzle (1), the cutting gas pressure is 15 to 30 bar. Thus, high productivity can be achieved together with reduced risk of collision, i.e. higher process reliability.
B23K 26/38 - Removing material by boring or cutting
B23K 26/14 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor
23.
METHOD FOR PRODUCING AT LEAST ONE WORKPIECE PART AND A RESIDUAL WORKPIECE FROM A WORKPIECE
The invention relates to a method for producing at least one workpiece part (11) and a residual workpiece (10) from a workpiece (9) by means of a laser beam (16) and process gas for expelling molten workpiece material, which laser beam and process gas are emitted jointly from a nozzle (13) of a laser processing head (2), the method having the following steps: step a): cutting a portion (15-1, 15-2, 15-3, 15-4, 15-5) of a kerf (15) separating the workpiece (9) along a cutting line (14) or cutting a closed kerf (15) along the cutting line (14), wherein cutting edges (19, 19') are formed on the workpiece part (11) and residual workpiece (10), step b): producing a modification of the workpiece (9), selected from a chamfer (21), a fillet (34) and a trough (29), on an upper side (35) of the workpiece along a modification line (18), while the workpiece part (11) is connected to the residual workpiece (10), wherein the laser beam (16) in steps a) and b) is directed perpendicularly to a workpiece surface (17) of the upper side (35) of the workpiece and wherein a gas pressure of the process gas prior to exiting the nozzle (13) in step b) is less than 7 bar, in particular between 3 and 6 bar, wherein - step a) is carried out prior to step b), wherein in step a) a portion (15-1, 15-2, 15-3, 15-4, 15-5) of the kerf (15) is created along the cutting line (14), and subsequently in step b) at least part of at least one of the cutting edges (19, 19') on the workpiece part (11) or on the residual workpiece (10) is provided with a chamfer (21) or a fillet (34), or - step b) is carried out prior to step a), wherein in step b) a trough (29) is created on the upper side (35) of the workpiece, and subsequently in step a) a closed kerf (15) is created along the cutting line (14) or a portion (15-1, 15-2, 15-3, 15-4, 15-5) of the kerf (15) is created along the cutting line (14), wherein the cutting line (14) is located within the trough (29).
The invention relates to a method for detecting a fitting position (15) of a supporting bar (13) in a pallet (3), which, in order to be used with a flat bed machine tool (1), in particular a laser cutting or plasma cutting flat bed machine tool, is equipped with a plurality of supporting bars (13) in a longitudinal direction. Each of the supporting bars (13) has a plurality of supporting bar points (17) in a main direction of extent (13a) which is oriented transversely to the longitudinal direction of the pallet (3). The supporting bar points (17) of the plurality of supporting bars (13) define a supporting plane (17a). The method comprises the steps of: - establishing a two-dimensional contrast image dataset, having a plurality of pixels, of the pallet (3), wherein each pixel is assigned a pixel value and a pixel area unit of the supporting plane (17a), and the contrast image dataset comprises regions, which are assigned to the supporting bar points (17), as local pixel value extremes in a unitary pixel value substrate, - determining a longitudinal position in the contrast image dataset of those regions that are assigned to the supporting bar points (17) of one of the plurality of supporting bars (13), using the local pixel value extremes, and - deducing the fitting position (15) of the supporting bar (13) in the pallet (3) on the basis of the longitudinal position in the contrast image dataset and an extent of the pixel area unit in the longitudinal direction.
B23K 37/02 - Carriages for supporting the welding or cutting element
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
G05B 19/404 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for compensation, e.g. for backlash, overshoot, tool offset, tool wear, temperature, machine construction errors, load, inertia
25.
METHOD FOR CONTROLLING THE PRODUCTION OF A SHEET METAL COMPONENT AND METHOD FOR PRODUCING A SHEET METAL COMPONENT OR A PLURALITY OF DIFFERENT SHEET METAL COMPONENTS
The invention relates to a computer-implemented method for controlling the production of a sheet metal component, the method comprising the following steps: A) reading (102) CAD data of an initial design of the sheet metal component, C) parameterizing (106) the CAD data so that parameter values of the CAD data are obtained, D) evaluating (108) the optimizability of the initial design of the sheet metal component by means of artificial intelligence on the basis of the parameter values of the CAD data, and outputting (110) an evaluation result. The invention also relates to a computer program comprising programming commands which, during the execution of the computer program by a computer, prompt said computer to carry out the method according to one of the preceding claims.
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
The invention relates to a method for determining an optimum combination of sheet metal working installations (12a-12d) on a production site (10). The method involves multiple, in particular a multiplicity of, preferably all, possible installation combinations being created. This creation is preferably performed by a CLS module (CLS solver) (24). The created installation combinations are then ranked on the basis of at least one predefined optimization criterion (32). The optimization criterion (32) can be available in the form of the total installation costs and/or the total production time of the respective installation combination. The ranking can be carried out by means of an SMT module (SMT framework) (28). The SMT module (28) can additionally perform filtering on the basis of specific constraints (30), for example on the basis of a total production time that must not be exceeded for the respective installation combination. This allows well-trodden paths for the planning of a production site (10) to be left and unexpected optimum installation combinations to be found. The invention also relates to a computer program product for carrying out the method.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
27.
LASER PROCESSING HEAD HAVING MONITORED PIVOT UNIT FOR CHANGING COLLIMATION LENSES
The invention relates to a laser processing head (30), comprising - a beam guide housing (111) for a laser beam (5) propagating along a beam axis (LA), - a pivot unit (112) comprising a pivot shaft (41) and a pivot frame (6) which is rigidly fastened to the pivot shaft (41) and which is arranged in the beam guide housing (111), - an adjusting mechanism (34) by means of which the pivot unit (112) can be rotated about the pivot shaft (41) in relation to the beam guide housing (111), - at least two collimation lenses (2, 9) which are fastened to the pivot frame (6) and which can be selectively brought into the beam axis (LA) of the laser beam (5) by rotation of the pivot unit (112), - and at least one focusing lens (102) in the beam axis (LA) of the laser beam (5), characterized in that the laser processing head (30) has a monitoring device (106) by means of which a temperature of the pivot unit (112) is measurable. The invention provides a laser processing head by means of which, in particular at high laser power, possible inaccuracies in the laser processing or a possible service life shortening or damage to the laser processing head can be recognized early and prevented as applicable.
The invention relates to a method (10) for controlling sheet metal processing with multiple processing steps (26), wherein at least one production graph (36a) is created in a machine tool matrix (30), in which the individual processing steps (26) are assigned a respective at least one machine tool (28a-28j) suitable for carrying out the respective processing step (26), wherein the assignment occurs via a comparison of the basic processing capabilities of the respective machine tool (28a-28j) and its capability parameters with the basic characteristics and characteristic parameters of the sheet metal parts (12) to be produced. An online platform, in particular in the form of an online marketplace, can be provided for inputting the data required for the method (10) and for outputting the data generated by the method (10).
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
29.
METHOD FOR PRODUCING WORKPIECE PARTS FROM A PLANAR WORKPIECE, AND DATA PROCESSING PROGRAM AND MACHINE TOOL FOR PRODUCING SAID WORKPIECE PARTS
The invention relates to a method for producing workpiece parts (14) from a planar workpiece (12) in a machine tool, more particularly a laser machine tool, and to a data processing program and a machine tool for producing said workpiece parts, wherein the planar workpiece (12) is positioned on a workpiece support and is retained with respect to the workpiece support by means of clamping devices (20, 21, 22); wherein a plurality of workpiece parts (14) is cut from the planar workpiece (12) by means of a process beam; and wherein the process beam is moved relative to the workpiece support by means of a machining head and/or the planar workpiece (12) is moved relative to the workpiece support by means of the clamping devices (20, 21, 22). A cutting process for processing the planar workpiece (12) in order to produce the workpiece parts (14) is interrupted at least once by a relaxation step for the planar workpiece (12). In the relaxation step, at least one clamping device (20, 21, 22) is released so that the planar workpiece (12) relaxes. After the planar workpiece (12) has relaxed and before the cutting process is continued, the at least one clamping device (20, 21, 22) is closed.
B23K 15/08 - Removing material, e.g. by cutting, by hole drilling
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
B23K 26/38 - Removing material by boring or cutting
B23K 31/00 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups
B23K 37/02 - Carriages for supporting the welding or cutting element
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
The invention relates to a method for laser cutting a workpiece (10). A laser beam is guided over the workpiece (10) in a cutting direction (12) so that a cutting gap (16) with two cutting flanks (18) is produced, wherein material is melted on the workpiece (10) on a cutting front (14) extending between the cutting flanks (18), and the cutting front (14) adjoins at least one of the cutting flanks (18) at an angle (26). The laser beam has a non-circular cross-section and a continuous cutting beam contour corresponding to the cutting front (14) at the front in the cutting direction (12). The invention additionally relates to a laser cutting system (50) for carrying out such a method.
B23K 26/064 - Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
B23K 26/066 - Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms by using masks
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
B23K 26/38 - Removing material by boring or cutting
B23K 37/02 - Carriages for supporting the welding or cutting element
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
31.
LOCATION SYSTEM WITH UWB INFRASTRUCTURE AND DISCOVERY INFRASTRUCTURE
In an aspect, a location system (101) for interacting with a localizing sensor (109) includes an ultra-wideband infrastructure (103), a discovery infrastructure (105), and a controller (107). The ultra-wideband infrastructure (103) enables localizing and includes a plurality of stationary transmitters (111A, 111B) configured to emit ultra-wideband beacon signals (BF1, BF2) into a localizing zone (115). The discovery infrastructure (105) performs a wireless communication of infrastructure data about the ultra-wideband infrastructure (103) to the localizing sensor (109). The discovery infrastructure (105) includes at least one discovery signal transceiver (105A, 105B) configured to receive a discovery advertisement signal (121) emitted from the localizing sensor (109) and send in response a provisioning signal (123A) including the infrastructure data. The controller (107) controls the operation of the ultra- wideband infrastructure (103) and the discovery infrastructure (105), wherein a data storage (107B) stores the infrastructure data that is required to operate the localizing sensor (109) in line with an ultra-wideband framing protocol, and a processor (107A) controls the at least one discovery signal transceiver (105A, 105B) to send the provisioning signal (123A).
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
G01S 1/02 - Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmittersReceivers co-operating therewith using radio waves
G01S 5/14 - Determining absolute distances from a plurality of spaced points of known location
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves
H04B 1/7163 - Spread spectrum techniques using impulse radio
H04W 64/00 - Locating users or terminals for network management purposes, e.g. mobility management
H04W 88/06 - Terminal devices adapted for operation in multiple networks, e.g. multi-mode terminals
32.
METHOD FOR DETERMINING THE MINIMUM WIDTH AND ATTACHMENT POSITION OF A MICRO JOINT, AND METHOD FOR MACHINING A WORKPIECE
The invention relates to a method for determining the minimum width (BMJ,min) of a micro joint (17), by means of which a workpiece part (14) remains connected to the remainder (15) of a workpiece (8), in particular a plate-shaped workpiece, upon machining the workpiece (8). According to the method, the minimum width (BMJ,min) of the micro joint (17) is determined on the basis of at least one machining parameter (p), which influences the position of the workpiece part (14) relative to the remainder (15) of the workpiece upon machining the workpiece (8). The invention also relates to a method for determining the attachment position (m) of such a micro joint (17) and to a method for machining a workpiece (8), in particular a plate-shaped workpiece.
B23K 31/10 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to cutting or desurfacing
The invention relates to a tool for processing plate-like workpieces (35), in particular sheet metal, comprising: an upper tool (12) having a clamping pin (18) and a main body (19), which lie on a common position axis (27), and having a processing tool (42) with a tool body (41), which is positioned on the main body (19) opposite the clamping pin (18); and a scraper (15) which is orientated relative to the main body (19) of the upper tool (12) opposite the clamping pin (18), wherein the scraper (15) and the upper tool (12) are coupled to one another.
B21D 28/26 - Perforating, i.e. punching holes in sheets or flat parts
B21C 51/00 - Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses
B21D 37/12 - Particular guiding equipmentSpecial arrangements for interconnection or cooperation of dies
B30B 1/40 - Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by wedge means
B44B 5/00 - Machines or apparatus for embossing decorations or marks, e.g. embossing coins
The invention relates to a tool and a method for machining planar workpieces (35), in particular sheet metal, comprising an upper tool (12) and a lower tool (14) which can be moved towards each other in order to machine a workpiece (35) arranged therebetween. The upper tool (12) has a clamping shaft (18) and a main part (19), which have a common positional axis (27), and a machining tool (42) with a tool body (41) which is positioned on the main part (19) opposite the clamping shaft (18). The upper tool (12) has an actuation element (23) which is positioned opposite the clamping shaft (18) relative to the main part (19) and can be moved onto the main part (12) along the positional axis (27), and the tool body (41) of the machining tool (42) can be moved relative to the actuation element (23) whilst changing the distance between the actuation element (23) and the main part (19). The tool body (41) of the machining tool (42) can be actuated so as to carry out a working stroke deviating from the travel movement of the actuation element (23) along the positional axis (38).
B21D 19/08 - Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
B21D 28/26 - Perforating, i.e. punching holes in sheets or flat parts
B21D 37/12 - Particular guiding equipmentSpecial arrangements for interconnection or cooperation of dies
B30B 1/40 - Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by wedge means
35.
METHOD AND EXTRUSION TOOL FOR CONNECTING AT LEAST TWO MATERIAL LAYERS BY PARTIAL FORMING
The invention relates to a method and an extrusion tool for connecting at least two material layers (12, 14) by partial forming of the material layers (12, 14), in which: a first material layer (12) having at least one first pre-punched hole (16) is provided; at least one further material layer (14) having at least one further pre-punched hole (18) is provided and the diameter of the at least one further pre-punched hole (18) is greater than the diameter of the at least one first pre-punched hole (16); the first and the at least one further material layer (12, 14) are oriented for bearing against one another and the pre-punched holes (16, 18) are oriented to one another; and by means of at least one extrusion tool (21) an extruded hole (15) is introduced into the at least two material layers (12, 14) with an extrusion direction (31) of the extrusion tool (21) from the material layer (12) having the smaller diameter of the pre-punched hole (16) to the at least one further pre-punched hole (18) having the larger diameter.
B21D 39/03 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by platingTube expanders of sheet metal otherwise than by folding
F16B 5/00 - Joining sheets or plates to one another or to strips or bars parallel to them
F16B 5/04 - Joining sheets or plates to one another or to strips or bars parallel to them by means of riveting
36.
CHANGING DEVICE FOR CHANGING AT LEAST TWO WORKPIECE SUPPORTS FOR A MACHINE TOOL
The invention relates to a changing device for changing at least two workpiece supports (22, 23, 69) for a machine tool (14), comprising a main frame (31), which has a carrier device (32) for at least two workpiece supports (22, 23, 69), the height of which workpiece supports can be adjusted by means of the carrier device (32) such that one of the workpiece supports (22, 23, 69) can be displaced into a working plane in which the workpiece support (21, 22, 69) can be moved into and moved out of the machine tool (14) by the carrier device (32), and comprising a lifting device (36) acting between the main frame (31) and the carrier device (32), by means of which lifting device the height of the carrier device (32) relative to the main frame (31) can be adjusted in order to adopt the working plane in a first lifting position (28) or at least a further lifting position (29) for the at least one workpiece support (22, 23, 69), wherein the lifting device (36) comprises at least one connecting link (47), which can be adjusted horizontally and controls the carrier device (32) together with the at least two workpiece supports (22, 23, 69) between the first lifting position (28) and the at least one further lifting position (29) displaceably relative to the main frame (31).
B23Q 7/14 - Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting co-ordinated in production lines
B23Q 5/34 - Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
B23Q 7/00 - Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
37.
METHOD AND DEVICE FOR DETERMINING AN ACTUAL STATE OF SUPPORT BARS OF A WORKPIECE SUPPORT, AND MACHINE TOOL HAVING A DEVICE OF THIS TYPE
In the case of methods and devices for determining the actual state of a support bar (18) and/or of a workpiece support (17) for supporting a plate-type workpiece, more particularly a metal sheet, at a machine tool for cutting workpieces by means of a cutting beam, the actual geometry of support protrusions of the support bar(s) is determined using a light section method, in which a light line running in the longitudinal direction of the support bar(s) (18) is projected from a light source onto the longitudinal side of the support bar(s) (18) and the longitudinal side of support bar(s) (18) is scanned by means of the light line in the direction of the height of the support bar over at least part of the height range associated with the support protrusions. The portion of the longitudinal side of the support bar(s) (18) that is scanned by means of the light line is captured by means of an optical detector, an image of the longitudinal side of the support bar(s) thus being produced, and the actual geometry of the support protrusions is determined on the basis of the produced image by means of an evaluation device. The determined actual geometry of the support protrusions is compared with a defined intended geometry of the support protrusions by means of a comparison device.
B23K 26/38 - Removing material by boring or cutting
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
G01B 11/25 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. moiré fringes, on the object
38.
COMPUTER-IMPLEMENTED METHOD FOR CREATING CONTROL DATA SETS, CAD-CAM SYSTEM AND PRODUCTION SYSTEM
The invention relates to a computer-implemented method for creating machine-numerical control data sets (17) for controlling machine tools (9) in a usage environment (3), which method comprises the steps of: receiving (step 201) a first component data set (13), which constitutes a digital design model of a first component (21A); creating (step 203) a first machine-numerical control data set (17) for the first component data set (13) using control program generation software, which uses, in an evaluation routine, a trained algorithm (11) for machine learning having trained parameters (Pi); combining (step 205) a first additional training data set (31) from the component data set (13) and the created machine-numerical control data set (17) for a usage-environment-specific training database (119); updating (step 209) the algorithm (11) for machining learning by setting usage-environment-specific values for the parameters (Pi), the usage-environment-specific values having been determined by training the training algorithm (111) for machine learning with the usage-environment-specific training database (119); receiving (step 211) a second component data set (13A), which constitutes a digital design model of a second component (21A); and creating (step 213) a second machine-numerical control data set (17A) for the second component data set (13A) using the control program generation software and running through the evaluation routine, wherein the algorithm (11) for machine learning which has been updated with respect to the parameters (Pi) is used.
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
G05B 19/4097 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using design data to control NC machines, e.g. CAD/CAM
39.
METHOD AND DEVICE FOR OPTIMISED PRODUCTION OF SHEET METAL PARTS
The invention relates to a method for optimising production of sheet metal parts. The method optimises the allocation of sheet metal parts for processing on various production machines (14) and outputs an optimised production plan. An algorithm (20) is provided for this, which has a decision tree in the form of a Monte Carlo tree search framework (22) and a neural network (24). With each new query, the algorithm (20) is trained by means of self-play and reinforcement learning. Pre-training of the algorithm (20) is achieved by means of supervised learning. The algorithm (20) preferably optimises the production plan primarily with regard to minimally behind-schedule production deadlines for the sheet metal parts and secondarily with regard to minimal waste. Both goals can be evaluated jointly through the awarding of scores. The method can comprise receiving query-triggering events 46 and/or operating production machines (14) in accordance with the production plan. The invention further relates to a device (18) for carrying out the method.
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling
The invention relates to a laser machine tool (1) for machining workpieces (7), the laser machine tool (1) comprising: a working space (6) having a laser machining device located therein for machining workpieces (7) in the working space (6), an inlet opening for admitting the workpieces to be machined, and a housing (5) surrounding the working space (6); a loading region (3) for loading the working space (6) with workpieces (7), the loading region (3) being located upstream of the inlet opening (7) of the working space (6) in a workpiece feed direction (18) of the workpiece (7) to be machined; and an unloading region (4) having a discharge station (40) connected to the working space (6) for unloading workpieces machined in the working space (6), wherein the discharge station (40) has a parts deposit (50) located in a discharge direction (19) extending in a direction transverse to the workpiece feed direction (18), wherein the parts deposit (50) has a parts deposit surface (51), that has a parts opening (52) for the machined workpieces, and a slider (53), wherein the parts opening (52) is designed to be closed and opened by means of the slider (53).
B23K 37/02 - Carriages for supporting the welding or cutting element
B23K 37/047 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
B21D 45/00 - Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
The invention relates to a laser machine tool (1) for machining workpieces, the laser machine tool (1) comprising: - a working space (6) having a laser machining device located therein for machining workpieces in the working space (6), - an unloading region (4) for unloading workpieces machined in the working space (6), wherein the unloading region (4) has a discharge station (40) comprising a parts deposit (41) and a discharge slope (42) which is connected to the parts deposit (41) so that the workpieces machined in the working space (6) can be discharged into the parts deposit (41) in a direction transverse to the workpiece feed direction (18) by means of the discharge slope (42), characterised in that a protective hood (44) of the discharge station (40), the discharge slope (42), and/or the parts deposit (41) are designed and positioned relative to one another and/or to a machining location (48) of the laser machine tool such that direct and once-reflected laser beams of the laser machine tool cannot exit from a removal opening (43.2), located between the parts deposit (41) and the protective hood (44), for unloading the machined workpieces discharged into the parts deposit (41).
The invention relates to a laser machine tool (1) for machining workpieces (7), the laser machine tool (1) comprising: a working space (6) having a laser machining device located therein for machining workpieces (7) in the working space (6); and an unloading region (4) having a discharge station (40) connected to the working space (6) for unloading workpieces (7) machined in the working space (6). The unloading region (4) has an impact device (50) which is arranged downstream of the discharge station (40) in the workpiece feed direction (18), the impact device (50) having a beam protection housing (51) comprising an end face (56) and at least one impact element (52) which is arranged upstream of the end face (56) in the workpiece feed direction (18), is spaced apart from the end face (56), and is designed such that the at least one impact element (52) is moved towards the end face (56) in a guided manner when the workpiece (7) guided in the workpiece feed direction (18) strikes the at least one impact element (52), and the impact device (50) having at least one position detection unit which is designed to determine the position of the at least one impact element (52) relative to the end face (56).
The invention relates to a supporting device for supporting a workpiece (12) to be machined in a laser machining machine (11), having a base carrier (31), which has a guide body (24) for fastening in the laser machining machine (11), having a guide device (35), provided on the base carrier (31), for guiding the workpiece (12), said guide device (35) comprising at least two guide elements (46) for the workpiece (12) to rest on, which are settable in terms of their spacing from one another, wherein the guide device (35) has two slides (36, 37) that are movable with respect to the base carrier (31) and at least one guide element (46) is provided on each slide (36, 37), and the slides (36, 37) are movable along two guides (38, 39) that are arranged at an angle and are provided on the base carrier (31).
B23K 37/053 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical workClamping devices therefor
A machine arrangement (I) for the production of sheet metal has a universal workpiece carrier (12), for supporting a sheet metal workpiece (21) and/or for supporting a product of sheet metal production, and spatially separate functional units, of which at least two are designed as production units (1) and at least a further one is designed as a secondary functional unit (6, 9). The universal workpiece carrier (12) can be arranged as such both on the two production units (1) in a production position and on the secondary functional unit (6, 9) in a functional position. Functional units of the machine arrangement (I) can be linked to one another by means of a transport unit (13) by the universal workpiece carrier (12) being transferable between functional units by means of the transport unit (13).
B23P 21/00 - Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
B23K 26/00 - Working by laser beam, e.g. welding, cutting or boring
B23P 23/00 - Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
B23P 23/06 - Metal-working plant comprising a number of associated machines or apparatus
The invention relates to a processing device (10) for processing one or more workpieces (4), in particular a welding device, preferably in the form of a welding cell, comprising a workpiece support (5), a working region (3) extending over the workpiece support (5) and having a first working zone (1) and a second working zone (2), a processing tool (6), and a divider (7) which is formed by at least one adjustable element (8) and which can be moved between a first position and a second position, characterised in that, in the first position, the divider (7) separates the second working zone (2) from the first working zone (1), and in the second position of the divider (7), the first working zone (1) and the second working zone (2) form a connected, continuous working region (3).
The invention relates to a removal device (10) for removing pipe pieces (1), the removal device (10) comprising: (a) a receiving apparatus (30) having a loading edge (31), a receiving region (33) for receiving the pipe pieces (1) and a loading surface (32) connecting the loading edge (31) to the receiving region (33), the loading surface (32) being inclined or being able to be inclined in the direction from the loading edge (31) to the receiving region (33) at an angle of inclination (φ [phi]) with respect to a horizontal (H) in the direction of gravity (G), (b) a pivotable storage cassette (20) for storing a plurality of pipe pieces (1), the storage cassette (20) being arranged or being able to be arranged in front of the loading edge (31) of the receiving apparatus (30) and the storage cassette (20) arranged in front of the loading edge (31) being configured to pivot about a pivot angle (γ [gamma]) of the storage cassette (20) with respect to a parallel (P) of the horizontal (H) to in front of the loading edge (31) of the receiving apparatus (30), (c) a lift-out means (22) for lifting the plurality of pipe pieces (1) out of the storage cassette (20), the lift-out means (22) being configured to traverse to in front of the loading edge (31) of the receiving apparatus (30) in such a manner that the lift-out means (22) lifts the plurality of pipe pieces (1) onto the loading edge (31) in such a manner that the plurality of pipe pieces (1) move along the loading edge (32) into the receiving region (33), the loading surface (32) being able to be inclined in the direction from the loading edge (31) to the receiving region (33) independently of the storage cassette (20) about a variable angle of inclination (φ [phi]) with respect to a horizontal (H) in the direction of gravity (G) and with respect to the storage cassette (20), and/or the receiving apparatus (30) having a slider unit (36) that limits the speed of movement of the pipe pieces (1) along the loading surface (32).
B65G 47/14 - Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding
47.
METHOD AND SYSTEM FOR DETERMINING THE DYNAMIC BEHAVIOUR OF A MACHINE
The invention relates to a method for determining the dynamic behaviour of a machine (11) having a plurality of axes (12, 13), said method comprising the steps: a. Performing a test run for each axis (12, 13) over its entire working area; b. Acquiring and recording data associated with the test run; c. Determining, by means of a data-processing unit (20), a time-frequency representation of recorded data or system behaviour; d. Analysing the time-frequency representation, or a representation related thereto, by means of an image-processing algorithm.
G05B 19/406 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
48.
SHEET DETECTION SYSTEM AND METHOD FOR PROVIDING GEOMETRICAL STRUCTURE DATA OF A MATERIAL SHEET AND FLAT BED MACHINE TOOL
The invention discloses a sheet detection system (17, 45A, 45B) for a flat bed machine tool (1), which is more particularly designed for cutting sheet metal parts. The sheet detection system (17, 45A, 45B) is designed for detecting geometrical structure data of a material sheet (9) which has been processed or is to be processed. The sheet detection system (17, 45A, 45B) comprises a storage unit with a storage area (51A), which forms a flat storage surface (51) for storing a material sheet (9), more particularly with cut workpieces (59A, 59B). The sheet detection system (17, 45A, 45B) further comprises a camera (15) with an objective lens and a camera sensor (53) for generating a recorded image (57) of the storage area (51A), wherein the objective lens is a shift-lens arrangement which is adjusted for recording the storage area (51A). The recorded image (57) of the storage area (51A) can thereby be presented in a manner compensating for distortion and, more particularly free from distortion.
G05B 19/401 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for measuring, e.g. calibration and initialisation, measuring workpiece for machining purposes
49.
METHOD FOR THE SEPARATING PROCESSING OF A WORKPIECE AND SOFTWARE PROGRAM PRODUCT
The invention relates to a method for the separating processing of a workpiece, wherein a part of a workpiece is separated out from the workpiece along a cutting contour, and wherein a jet cutting device with a cutting head is used for the separating processing.
The invention relates to a method for determining cutting parameters for a laser cutting machine (18), having the steps of A) receiving at least one machine parameter, at least one process parameter and/or at least one material parameter; B) outputting properties, able to be influenced by the cutting parameters, of a laser cutting edge able to be cut by the laser cutting machine (18); C) receiving a weighting of the properties; D) determining the cutting parameters by using the at least one machine parameter, the at least one process parameter and/or the at least one material parameter and by using the weighted properties. The invention furthermore relates to a device for carrying out the method, in particular a device for machining a workpiece and/or a device that is designed to simulate a production process.
G05B 19/4093 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by part programming, e.g. entry of geometrical information as taken from a technical drawing, combining this with machining and material information to obtain control information, named part programme, for the NC machine
G05B 19/409 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using manual data input [MDI] or by using control panel, e.g. controlling functions with the panelNumerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control panel details or by setting parameters
The invention relates to a method for synchronising signals which are related to a technical system, in particular a machine and/or a machining process, which method comprises the following method steps: a. recording data from a first data source in order to obtain a first signal track (8), b. recording data from at least a second data source, which is independent of the first data source, in order to obtain at least a second signal track (9), characterised by c. analysing the signal tracks (8, 9) on the basis of previously known domain knowledge, d. temporally linking the signal tracks (8, 9).
G05B 19/408 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by data handling or data format, e.g. reading, buffering or conversion of data
52.
METHOD FOR DETERMINING AND CORRECTING THE MACHINE STATE OF A MACHINE TOOL, AND DIAGNOSTIC SYSTEM
The invention relates to a system (10, 110) for early detection and response to defects in a machine (11, 111) comprising a. a machine (11, 111), in particular a machine tool, wherein the machine (11, 111) has detection devices (12-14, 112, 113, 116) for detecting machine-internal signals and a data transmission interface (15) for broadband transmission of the detected machine-internal signals, b. at least one machine-external detection device (17, 18, 117, 118) for detecting at least one machine-external signal, wherein the external detection device (17, 18, 117, 118) has a data transmission interface (19, 20) for broadband transmission of the detected machine-external signal, c. a data processing system (21, 122) having a broadband data transmission interface (22), d. a broadband data transmission channel (23, 123) for signal transmission between the data transmission interfaces (15, 19, 20, 22), e. wherein the data processing system (21, 122) is designed for defect detection using the machine-internal and machine-external signals on the basis of a common time base and for direct influence on the machine (11, 111).
G05B 19/406 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
G05B 19/408 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by data handling or data format, e.g. reading, buffering or conversion of data
This disclosure describes laser machining head gas nozzles that have an exit opening for passage of a laser beam onto a workpiece; an annular gap surrounding the exit opening; and a sleeve disposed and guided displaceably within the annular gap for axial displacement between a rearward and a forward position. The sleeve projects beyond the exit opening at least in the forward position, and the sleeve is tiltably mounted in the annular gap.
B23K 26/14 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
B23K 26/38 - Removing material by boring or cutting
B23K 26/382 - Removing material by boring or cutting by boring
B23K 26/04 - Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
The invention relates to a method for using gestures to link a workpiece-specific information item stored in a database (8A) to a workpiece data set of a workpiece (9) in a flat-bed machine tool (3), in particular a laser-cutting or stamping flat-bed machine tool, in which method at least one workpiece (9) is selected and thus a workpiece data set is chosen by means of a first selection gesture by an operator (11), for example tapping with a stylus or with the hand, and the workpiece-specific information item is linked to the workpiece data set by means of a second gesture by the operator (11). For this purpose the operator (11) wears a selection support unit (33), in particular a glove, an armband, an input stylus or a mobile unit (33B) worn near the hand. The position of the hand (75) of the operator (11) is determined by means of a tracking system (31) based on one or more cameras (45), or ultrawideband tracking.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
G05B 19/042 - Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
G05B 19/409 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using manual data input [MDI] or by using control panel, e.g. controlling functions with the panelNumerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control panel details or by setting parameters
56.
Method for handling a workpiece with the aid of a removal tool and machine for carrying out the method
A method handles a workpiece with a removal tool. The method includes: generating at least one parameter for the removal tool; determining at least one characteristic variable from the at least one parameter and at least one item of workpiece information; creating a removal prediction taking into account the characteristic variable and at least one removal result from a removal result store; assessing the removal prediction; removing the workpiece in the event of a positive removal prediction; detecting the removal result; and storing the removal result in the removal result store.
Disclosed is a method for loading a sheet placement device of a flat bed machine tool (1) with a material sheet (9), wherein the material sheet (9) is supplied to the machining operation carried out by the flat bed machine tool (1), starting from a target position (57) assigned to the machining operation in a machine coordinate system, and the flat bed machine tool (1) comprises a camera system having at least one camera (15). The camera system is designed to produce captured images (22) of the sheet placement device, which are calibrated three-dimensionally in relation to the machine coordinate system of the flat bed machine tool (1). The method comprises the steps: producing (step 101) a captured image (22) of the material sheet (9) in the region of the sheet placement device; evaluating (step 103) the captured image (22) to determine an actual sheet position (55) in the machine coordinate system; measuring (step 105) a deviation of the determined actual sheet position (55) from the target position (57); and using (step 107) the measured deviation to align and position the material sheet (9).
B23K 26/00 - Working by laser beam, e.g. welding, cutting or boring
B23K 37/02 - Carriages for supporting the welding or cutting element
B23Q 17/24 - Arrangements for indicating or measuring on machine tools using optics
G05B 19/401 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for measuring, e.g. calibration and initialisation, measuring workpiece for machining purposes
58.
METHOD FOR ASSIGNING A MARKER OF A POSITIONING SYSTEM TO A PRODUCTION TASK BY IDENTIFYING A WORKPIECE, AND DEVICE FOR CARRYING OUT THE METHOD
The invention relates to a method and a device (10) for linking a marker (16) of an indoor positioning system to a concrete production task (24). In the process, the marker (16) is assigned to the production task (24) in that an identification unit (12) produces a recording of a workpiece (22). The identification unit (12) identifies the workpiece (22) by analyzing the recording of the workpiece (22) and comparing the recording with stored object data (28) of different production tasks (24). The recording is assigned to a specific production task (24) preferably by using image identification algorithms. The image identification algorithms are preferably based on data aggregation routines. A user input can confirm or correct a recommended production task (24). The identification unit (12) additionally identifies the marker (16). Finally, the marker (16) is assigned to the production task (24), and the assignment can be displayed on the marker (16).
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
G06Q 10/08 - Logistics, e.g. warehousing, loading or distributionInventory or stock management
A method for cutting a workpiece includes cutting the workpiece along a predefined cutting contour to separate a workpiece part from a scrap part, and checking whether the workpiece part has been fully separated from the scrap part during the cutting. The workpiece is re-cut along an additional cutting contour laterally offset from the predefined cutting contour if it is found during the checking that the workpiece part has not been fully separated from the scrap part. The disclosure also relates to an associated machine for cutting a workpiece.
B23K 26/38 - Removing material by boring or cutting
B23K 26/142 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor for the removal of by-products
B23K 26/03 - Observing, e.g. monitoring, the workpiece
G01N 21/88 - Investigating the presence of flaws, defects or contamination
The invention relates to an equipping device for a tool (35) and to a method for equipping a tool for stamping or forming planar materials, which tool comprises at least one punch (36) and one die (38), the equipping device comprising: - a punch holder (22) in which the punch (36) can be inserted; - a die holder (21) into which the die (38) or a die plate (39) holding the die (38) can be inserted; - at least one guide (17) by means of which the punch holder (22) and the die holder (21) can be moved toward each other; wherein the punch holder (22) can be transferred along the guide (17) into a measurement position (52) in which the punch (36) rests on a surface of a measurement object (38) and the lower face of the measurement object (48) rests on the die (38); wherein a measuring device (42) captures a distance of the punch holder (22) from a zero point (81) of the die holder (21) and a distance of the measurement object (48) from the zero point (81) of the die holder (21); and wherein an evaluation apparatus (27) outputs at least a punch length (61) of the punch (36) and a die height (65) of the die (38) or a die height (65) of the die (38) arranged in the die plate (39).
G01B 21/04 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
The invention relates to a method for flame cutting, by means of a laser beam (3) having a power of more than 10 kW and using oxygen as the cutting gas, an in particular planar workpiece (2) having a thickness (D) of at least 10 mm. According to the invention, a focal position (F) is located in the workpiece (2) at a depth that is greater than half (D/2) of the thickness (D) of the workpiece (2) in the beam direction (6) of the laser beam (3), and the laser beam (3) exits, together with the cutting gas, from a nozzle opening (5) of a cutting-gas nozzle (1), wherein a distance (A) of a workpiece-side nozzle end face (8) from the workpiece surface (9) is at least 2 mm, preferably at least 3 mm, particularly preferably at least 5 mm.
The invention relates to a workpiece support (10) for supporting rod material (28) in a machine tool, comprising a frame (12), a swing arm (18) mounted on the frame, and a support rest (24) arranged on the swing arm, further comprising a swing arm drive (32), by means of which the position of the swing arm and support rest relative to the frame can be changed, wherein the swing arm drive comprises a coupling element (34) and a slide element (36), wherein the coupling element couples the swing arm and the slide element, and the slide element is mounted on the frame so as to be movable along a displacement axis (14). The invention further relates to methods for setting up and operating a workpiece support.
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
B23K 37/053 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical workClamping devices therefor
B23Q 3/10 - Auxiliary devices, e.g. bolsters, extension members
B23Q 3/04 - Devices holding, supporting, or positioning, work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part adjustable in inclination
63.
Assigning mobile locating units of an indoor location system to processing plans
Methods, devices, and systems for assigning mobile locating units to digital processing plans for industrial processing of workpiece groups each including at least one workpiece are provided. In one aspect, a method includes: maintaining one or more processing plans including order information for industrial processing of one or more workpiece groups each associated with a corresponding processing plan, the one or more workpiece groups being separated according to a separation plan with a machine tool, matching position data of a mobile locating unit acquired with an indoor location system with position data of the one or more workpiece groups or workpieces derived from the separation plan, assigning the mobile locating unit to a workpiece group or a workpiece based on a result of the matching, and assigning the mobile locating unit to a processing plan associated with the workpiece group or the workpiece assigned to the mobile locating unit.
H04W 4/029 - Location-based management or tracking services
H04W 4/33 - Services specially adapted for particular environments, situations or purposes for indoor environments, e.g. buildings
G05B 19/4155 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by programme execution, i.e. part programme or machine function execution, e.g. selection of a programme
64.
DISCHARGE DEVICE FOR DISCHARGING A PIPE SECTION, PIPE MACHINING APPARATUS AND METHOD FOR DISCHARGING A PIPE SECTION
The invention relates to a discharge device (30) for discharging a pipe section (3) which has been machined from a pipe (2) by means of a machining apparatus (20), the discharge device (30) having a pipe guiding axis (X) along which the pipe (2) is guided lengthwise as it comes from the machining device (20). A discharge flap (32.1, 32.2) is provided which can be hinged out of a falling position into a discharge position about a hinge axis (A) of the discharge flap (32.1, 32.2) running parallel to the pipe guiding axis (X), the at least one discharge flap (32.1, 32.2) being designed in such a way that in the falling position the pipe section (3) can fall past the at least one discharge flap (32.1, 32.2) and in the discharge position the pipe section (3) can be discharged.
B23K 37/047 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
B23K 26/38 - Removing material by boring or cutting
B23Q 7/04 - Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of grippers
The invention relates to a tool and a method for machining planar workpieces (10), in particular metal sheets, said tool having an upper tool (11) and a lower tool (9) which can be moved towards each other to machine a workpiece (10) arranged therebetween, wherein the upper tool (11) has a clamping shaft (34) and a base body (33) which are arranged in a common position axis (35), and comprises a machining tool (37) which is arranged on the base body (33) that is opposite the clamping shaft (34). The lower tool (9) has a base body (41) which comprises a supporting surface (47) for the workpiece (10) and an opening (46) located within the supporting surface (47), the machining tool (37) of the upper tool (11) comprises at least one flexible edge (45) and at least one cutting edge (43) such that the base body (41) of the lower tool (9) comprises at least one counter flexible edge (52) and at least one counter cutting edge (51).
The invention relates to a tool and a method for machining planar workpieces (10), in particular metal sheets, said tool having an upper tool (11) and a lower tool (9) which can be moved towards each other to machine a workpiece (10) arranged therebetween, wherein the upper tool (11) has a clamping shaft (34) and a base body (33) which are arranged in a common position axis (35), and comprises a machining tool (37) which is arranged on the base body (33) that is opposite the clamping shaft (34). The lower tool (9) has a base body (41) which comprises a supporting surface (47) for the workpiece (10) and an opening (46) located within the supporting surface (47), the machining tool (37) of the upper tool (11) comprises at least one flexible edge (45), and the base body (41) of the upper tool (9) comprises at least one stationary counter flexible edge (52) provided on the base body (41), a supporting surface (47) being positioned in the opening (46), and the supporting surface (47) can be moved in relation to the counter flexible edge (52) such that it (52) protrudes from the supporting surface (47) opposite the opening (46).
The invention relates to a method for transporting workpiece parts (16a, 16b) from a cutting area of a laser cutting machine to a storage area, comprising: Moving at least one first holding device for holding workpiece parts (16a) along a first guide in a transport direction (Y) transverse to a movement direction (X) of a laser cutting head of the laser cutting machine, and moving at least one second holding device for holding workpiece parts along a second guide in the transport direction transverse to the movement direction of the laser cutting head. First workpiece parts (16a), which are cut within the cutting area in a first half (15a) of a workpiece (15) with respect to the movement direction (X) of the laser cutting head, are transported by means of the at least one first holding device from the cutting area to the storage area. Second workpiece parts (16b), which are cut within the cutting area in a second half (15b) of the workpiece (15) with respect to the movement direction (X) of the laser cutting head, are transported by means of the at least one second holding device from the cutting area to the storage area. The first workpiece parts (16a) and second workpiece parts (16b) are transported in alternation.
B23K 26/38 - Removing material by boring or cutting
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
B23K 37/047 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
B65G 47/90 - Devices for picking-up and depositing articles or materials
B65G 47/91 - Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
68.
METHOD FOR EVALUATING A LASER CUTTING EDGE, MOBILE TERMINAL AND SYSTEM
The invention relates to a method for evaluating a laser cutting edge (16) of a workpiece (12), comprising the steps: A) capturing image data of the laser cutting edge (16) and the surroundings thereof; B) segmenting the image data and identifying a segment of interest of the image data, wherein the segment of interest has image data of the laser cutting edge (16); C) carrying out an image quality detection for the segment of interest; D) generating an output for a user based on the image quality detection. The invention also relates to a mobile terminal and a system.
B23K 26/03 - Observing, e.g. monitoring, the workpiece
B23K 26/142 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor for the removal of by-products
B23K 26/38 - Removing material by boring or cutting
G01B 11/24 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
B23K 101/16 - Bands or sheets of indefinite length
The invention relates to a method for determining a material property of an especially flat workpiece to be machined by a laser machining tool, a laser beam generated by means of the laser machining tool cutting into the workpiece and a measurement variable being measured at a cut-in time, said variable being correlated with the material property of the workpiece.
B23K 26/38 - Removing material by boring or cutting
B23K 31/12 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to investigating the properties, e.g. the weldability, of materials
70.
PRODUCTION SYSTEM AND PRODUCTION CONTROL METHOD WITH LOCATING-SYSTEM-BASED SIMULATION OF PRODUCTION SEQUENCES
The invention relates to a digital model (30) of a production installation (12). The digital model (30) is designed to produce a simulation of a production sequence of the production installation (12). A controller (20) can access the simulation in order to operate the production installation (12) in optimum fashion. The digital model (30) is designed to use data from a locating system (22) to produce the simulation. The locating system (22) monitors carriers (18) for transporting components (16). The controller (20) may be designed to compare parameters of the simulation results with corresponding parameters of earlier simulation results and/or actually attained parameters of earlier production sequences. These parameters of earlier simulation sequences and/or parameters actually attained in the production process may be stored in a model library (32). The controller (20) is capable of controlling the production installation (12) very effectively as a result of the invention. The invention also relates to a production control method performed in a corresponding manner.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
71.
METHOD FOR COUPLING CO-ORDINATE SYSTEMS, AND COMPUTER-ASSISTED SYSTEM
The invention relates to a method for coupling a relative co-ordinate system (15) of a relative automatic positioning system (20) to an absolute co-ordinate system (11) of an absolute localisation system (3). The localisation system (3) comprises optically identifiable identifiers (9) which are attached to the stationary and at least predominantly stationary components (5, 7) of the localisation system (3). The relative automatic positioning system (20) comprises a mobile device (21, 31) having a light sensor. As part of a computer-assisted system (1), the relative automatic positioning system (20) is designed to reproduce the position of the mobile device (21, 31) in the relative co-ordinate system (25). The light sensor is designed to determine the position of the mobile device (21, 31) in the absolute co-ordinate system (11). The method comprises detecting the identifiers (9) using the light sensor and ascertaining a relative position for each of the detected identifiers (9) in the relative automatic positioning system (20). The method further comprises retrieving absolute positions of the identifiers (9) in the absolute co-ordinate system (11). The method further comprises determining a position of the light sensor in the absolute co-ordinate system (11) by comparing the ascertained positions of the identifiers (9) in the relative co-ordinate system (25) with the retrieved absolute positions of the identifiers (9) in the absolute co-ordinate system (11) and coupling the relative co-ordinate system (25) to the absolute co-ordinate system (11) while taking into account the position of the light sensor.
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves
G01S 5/16 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using electromagnetic waves other than radio waves
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G01S 17/86 - Combinations of lidar systems with systems other than lidar, radar or sonar, e.g. with direction finders
The invention relates to a method for detecting and compensating for a degree of offset between the punching coordinates of a punching device and the laser coordinates of a laser device when using a combination punch-laser machine for machining a plate-shaped workpiece, in particular sheet metal. The method has the following steps: a. introducing a structure into the plate-shaped workpiece by means of the punching device or by means of the laser device; b. ascertaining a measurement variable of the structure which is introduced using the laser device or using the punching device; c. comparing the measurement variable with an expected variable, wherein a deviation between the measurement variable and the expected variable corresponds to a degree of offset; and d. calculating the degree of offset using the coordinates of the laser device in the laser coordinate system or the coordinates of the punching device in the punching coordinate system in order to compensate for the degree of offset between the punching coordinates and the laser coordinates.
G05B 19/404 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for compensation, e.g. for backlash, overshoot, tool offset, tool wear, temperature, machine construction errors, load, inertia
Methods and devices for coding and identifying plate-type workpieces are provided. The methods include: coding a workpiece by producing a code with a local modification in a material structure of a base material of the workpiece within a coding region, reading out the code by performing an eddy-current measurement of a local distribution of an electrical conductivity and/or a permeability of the base material by an eddy-current sensor along a reading-out section in a reading region at least partially including the coding region, a signal calibrated to a distance of the eddy-current sensor from a surface of the reading region being determined for reading out the code, storing the read-out code in a storage device, repeating the reading out of the code by repeatedly performing the eddy-current measurement, and identifying the workpiece by comparing the stored read-out code in the storage device and the repeated read-out code.
G06K 7/10 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation
G06K 7/14 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
G06K 1/12 - Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
G06K 19/06 - Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
74.
DEVICE FOR INTRODUCING A RELEASE AGENT INTO A HOLLOW WORKPIECE
A device for introducing a release agent into a hollow workpiece before or while the workpiece is machined by means of a laser machining tool, the device comprising an introduction section with a nozzle for dispensing the release agent and with a centring element which is arranged on the introduction section and which serves for centring the introduction section within the hollow workpiece.
B23K 26/16 - Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
B23K 26/38 - Removing material by boring or cutting
B05B 13/06 - Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups specially designed for treating the inside of hollow bodies
75.
Tool magazines of mechanical arrangements and methods for administering tools
A tool magazine for tools of a machine tool for processing workpieces includes a first magazine unit that is close to a processing station of the machine tool and a second magazine unit that is remote from the processing station of the machine tool. The second magazine unit includes a permanent tool carrier and a temporary tool carrier. The permanent tool carrier is permanently accessible to a tool handling device. The temporary tool carrier is temporarily accessible to the tool handling device.
B21D 43/00 - Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profilesAssociations therewith of cutting devices
76.
Assisted assigning of a workpiece to a mobile unit of an indoor location system
A method for assigning a workpiece to be processed to a mobile unit of an indoor location system used in a manufacturing hall in industrial processing of workpieces is provided. The method includes: providing a manufacturing control system for the industrial processing of workpieces with a machine tool in accordance with workpiece-specific processing plans, providing an assistance system for collecting measurement assistance workpiece data sets for the workpieces, detecting a workpiece to be assigned with the assistance system and generating a measurement-assistance-workpiece data set for the workpiece, comparing the measurement-assistance-workpiece data set with a processing plan-assistance-workpiece data set corresponding to the workpiece to identify a processing plan, providing a mobile unit assigned to the identified processing plan, the indoor location system configured to determine a position of the mobile unit, and spatially assigning the workpiece to the mobile unit assigned to the identified processing plan.
G05B 19/4155 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by programme execution, i.e. part programme or machine function execution, e.g. selection of a programme
G06K 19/06 - Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
G06K 19/07 - Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards with integrated circuit chips
A method for manufacturing control of machining of workpieces in a manufacturing hall that includes providing a plurality of image acquisition devices configured to acquire image sequences of allocated observation areas, identifying an object to be tracked in a first image of a first image sequence using at least one object feature, determining positions of the object feature in images of subsequent image sequences, determining a current position of the object by localizing the object feature in a temporally current image of one of the image sequences, and assigning the position of the object feature in the temporally current image to a current position in the observation area of the image sequence that includes the temporally current image, and integrating the determined current position of the object into the manufacturing control of the hall.
G06T 7/246 - Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
G06V 20/52 - Surveillance or monitoring of activities, e.g. for recognising suspicious objects
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
A method (54) for providing geometrical sheet-planning data (31) for planning a laser cutting operation to be carried out using a flatbed laser machine (1) comprises the following steps: generating (step 55) an image recording (21) of a residual sheet (23) using a camera (9), wherein the residual sheet (23) has been machined by a flatbed laser machine (1) and has inner cutout regions (25), from which cut material has been removed, evaluating (step 57A) the image recording (21) for determining a residual sheet outer contour (23A) of the residual sheet (23), evaluating (step 57B) the image recording (21) for determining an inner cutout region of the residual sheet (23) lying within the residual sheet outer contour (23A), wherein the inner cutout region is determined by an inner cutout contour (23B) identified in the image recording and/or by a threshold value analysis of the image recording, deriving (step 59) a residual area (24) of the residual sheet (23) by using the residual sheet outer contour (23A) and the inner cutout region, wherein the residual area (24) can be based on a laser cutting operation, and outputting (step 61) geometrical sheet-planning data (31) which define the geometry of the residual area (24).
A sensor device for detecting a target object which is influenced by a process or is formed during the process comprises a sensor unit and an analysis device. The sensor unit is designed to detect the target object in a detection region of the sensor unit and to generate a sensor signal which can be influenced by the target object. The analysis device is designed to process the sensor signal as a first input variable and to generate an output signal on the basis of the sensor signal, said output signal indicating the detection of the target object. Furthermore, the analysis device is designed to process a process parameter acting on the target object and/or a target object parameter, which characterizes the target object and is influenced by the process, as a respective additional input variable and to generate the output signal on the basis of the process parameter and/or the target object parameter.
The invention relates to a laser pipe cutting machine for cutting pipes or profiled sections using a laser beam generated by a laser unit, comprising a machine bed on which a feed station is provided for feeding pipes or profiled sections to be processed along an x-axis and comprising a push-through feed, through which the pipe or profiled section is pushed to a cutting head, wherein the cutting head is movably arranged along a y-axis running perpendicularly to the x-axis and along a z-axis running perpendicularly to the y-axis, and the machine bed is equipped with an axis support on which the cutting head is movably mounted and the push-through feed is arranged.
The invention relates to a method for cutting a workpiece (30), in particular a profiled hollow-chamber workpiece, comprising a wall (52) and at least one workpiece inner section (54) lying within the wall (52), in particular a separating web, using a machining device (10). The machining device (10) has a laser machining device (12) and an additional separating device (14), in particular a mechanical separating device (14). The method has the following steps: a. separating the workpiece inner section (54) in a separating region (62) of the workpiece (30) using the separating device (14); and b. separating the wall (52) of the workpiece (30) in the separating region (62) using the laser machining device (12).
The invention relates to a device for operating a machine tool, in particular a laser machining tool, wherein the machine tool can be operated at least temporarily in a first operating mode in which an advancing speed of the machine tool is controlled by means of a control device. The device comprises an input interface for inputting first data by a user, and the device is designed to influence first data received via the input interface and a control variable of the control device for controlling the advancing speed of the machine tool in accordance with the first data.
G05B 19/416 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control of velocity, acceleration or deceleration
G05B 19/409 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using manual data input [MDI] or by using control panel, e.g. controlling functions with the panelNumerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control panel details or by setting parameters
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
83.
METHOD AND DEVICE FOR MONITORING A CUTTING PROCESS
The invention relates to a method for monitoring, in particular for controlling, a cutting process on a workpiece, said method comprising: focussing a machining beam, in particular a laser beam, on the workpiece; detecting a region (21) of the workpiece to be monitored, said region comprising an interaction region (22) in which the machining beam interacts with the workpiece; and determining at least one characteristic variable (L) of the cutting process, in particular a kerf (24) formed during the cutting process, on the basis of the detected interaction region (22). According to the invention, in a fusion cutting process a cutting front length (L) of a cutting front formed at the kerf (24) is determined as a characteristic variable on the basis of the detected interaction region (22). The invention also relates to a corresponding device for monitoring, in particular for controlling, a cutting process on a workpiece (2).
B23K 26/03 - Observing, e.g. monitoring, the workpiece
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
B23K 26/142 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor for the removal of by-products
B23K 26/38 - Removing material by boring or cutting
84.
METHOD FOR VISUALIZING PROCESS INFORMATION DURING THE PRODUCTION OF SHEET METAL COMPONENTS
The invention relates to a method for visualizing production process information (3A) during production of workpieces (23A, ...) by means of a flat bed machine tool (3), wherein workpiece image data (23A', ...) are provided in a production control system (5), wherein the workpiece image data (23A', ...) are associated with at least of the workpieces (23A, ...) of a material to be cut (10) and are designed for display on a display unit (15, 16, 17). Furthermore, workpiece-specific production process information (3A) is provided in the production control system (5), wherein the production process information (3A) was captured specific to the workpiece during production of the workpieces (23A, ...) in the flatbed machine tool (3). Depiction options (15A) are provided in a database, each of which are associated with a specific production feature of the production process information (3A) and are applicable to the workpiece image data (23A, ...) in order to effect a depiction of workpiece image data (23A', ...), specified specifically for a production feature, on a display unit (15). The workpiece image data (23A', ...) of the at least one of the workpieces (23A, ...) of the material to be cut (10) are displayed on the display unit (15, 16, 17) under workpiece-specific consideration of the depiction options (15A).
B26D 5/00 - Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
85.
METHOD FOR DETERMINING A CORRECTED MACHINING-HEAD POSITION AND MACHINE TOOL
The invention relates to a method for determining a corrected machining position (Bc) of a machining head relative to a heated workpiece (8), comprising: sensing, in a locally resolved manner, a surface region (O) of the not yet heated workpiece (8) at at least one specified machining-head position (B) by means of an optical detector, which is fixedly connected to the machining head; machining the workpiece (8) by means of the machining head, the workpiece (8) thus being heated, the machining preferably comprising the directing of a machining beam, in particular a laser beam, at the workpiece (8) by means of the machining head; sensing, in a locally resolved manner, a surface region (O') of the heated workpiece (8) by means of the optical detector, said surface region at least partially overlapping with the surface region (O) of the unheated workpiece (8) at the specified machining-head position (B); and determining the corrected machining-head position (Bc) by comparing the surface region (O') of the heated workpiece (8) sensed in a locally resolved manner with the surface region (O) of the not yet heated workpiece (8) sensed in a locally resolved manner. The invention further relates to a machine tool, in particular a laser machine tool, for machining a workpiece (8).
FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V. (Germany)
Inventor
Kiefer, Manuel
Pönitz, Willi
Bitto, Dominik
Teschner, Marc
Abstract
The invention relates to a method for displaying a series of workpiece representations and/or job information in the production of workpieces (13A, ...) in order to support a sorting process, wherein manufactured workpieces (13A, ...) are transported to a sorting station (21) by means of a conveying device (9) in accordance with a sequence and arrangement specified by the processing plan (7). Workpiece image data (10) and/or job data (8B) provided by the machine tool control system (5) are received by a display unit and are displayed in an order and arrangement in such a way that the order and/or arrangement of the workpiece image data (10) and/or of the job data (8B) corresponds to the sequence and/or arrangement of the workpieces (13A, ...) transported to the sorting station (21) by the conveying device (9).
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
B23K 37/02 - Carriages for supporting the welding or cutting element
B26D 5/00 - Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
The invention relates to a method for evaluating the position of a sub-area (9A) assigned to a workpiece (9) in a stacking plan for controlling a cutting process of a flatbed machine tool (1) for cutting workpieces (9) out of a material panel (7). Contour data, which specifies a cutting contour that delimits the sub-area (9A) in the position to be evaluated in the planning area (23), position data, which specifies the position of areas to be taken into consideration during the evaluation process in the planning area (23), said areas comprising a group of support areas (27) and a group of surrounding support areas (Fl, Se, N), and cutting process data, which specifies a cutting process type for at least one section of the cutting contour, is provided. An evaluation value for the sub-area (9A) position to be evaluated is determined on the basis of cumulative contour section lengths and a determined damage rate.
G05B 19/4065 - Monitoring tool breakage, life or condition
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
88.
Methods and punch handling apparatuses for the production of a workpiece
This disclosure relates to methods and apparatuses for production of a workpiece. A first workpiece part is cut free from a first plate-shaped material by a separating cut made via the punch-handling tool. The first workpiece part is held in at least one of a clamped manner and tensioned manner via at least one of an upper tool and a lower tool of a punch-handling tool while being cut free. The workpiece part is aligned with the first plate-shaped material, a further plate-shaped material that differs from a material of the first workpiece part, and a second workpiece part and the aligned pieces are clinching with a clinch tool to connect the pieces at a connection point that is free from a filler material.
B21D 39/03 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by platingTube expanders of sheet metal otherwise than by folding
B21D 28/26 - Perforating, i.e. punching holes in sheets or flat parts
B21D 28/10 - Incompletely punching in such a manner that the parts are still coherent with the work
B21D 28/02 - Punching blanks or articles with or without obtaining scrapNotching
B23P 11/00 - Connecting or disconnecting metal parts or objects by metal-working techniques, not otherwise provided for
F16B 17/00 - Fastening means without screw-thread for connecting constructional elements or machine parts by a part of or on one member entering a hole in the other
89.
PRODUCTION SYSTEM AND METHOD FOR NESTING SUB-SPACES FOR CONTROL OF A CUTTING PROCESS
The invention relates to the nesting of sub-spaces (9A-9F), wherein an evaluation algorithm (44) for generating evaluation data, settlement data and/or sequence data (43") is used together with at least one data aggregation routine. The settlement data have effect on the generating of new sequence data (43") in order to improve an arrangement of nested sub-spaces (9A-9F) in respect of evaluation criteria.
G05B 19/4097 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using design data to control NC machines, e.g. CAD/CAM
B23K 26/38 - Removing material by boring or cutting
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
The invention relates to a method for identifying a preferably planar workpiece (8), in particular a piece of sheet metal, comprising the steps of: illuminating an identification region (26) on a surface (8a) of the workpiece (8) using illumination radiation; capturing an image of the identification region (26) which contains a workpiece-specific reflection pattern of illumination radiation reflected by the identification region (26); and identifying the workpiece (8) by comparing the captured image of the identification region (26) with at least one of a plurality of images of a reference region (32) overlapping at least in part with the identification region (26), which images are stored in a memory device (33) and contain in each case a workpiece-specific reflection pattern and were captured on the surfaces (8a) of a plurality of workpieces (8). The invention further relates to a system (34) for identifying a workpiece (8).
In a method for cutting an, in particular flat, workpiece (6) by means of a cutting jet (5) and a cutting fluid (7), wherein a workpiece part (10) to be cut away is consecutively cut into at least two smaller portions (11, 12) which fall or are lowered downwards from a surrounding remaining workpiece (13) after they have each been cut away, according to the invention, the division into smaller portions (11, 12) and the execution of the cut for separating the first smaller portion (11) occur such that the point (14) at which the first-cut, first smaller portion (11) is cut away lies within the outer contour (15) of the workpiece part (10) to be cut away.
B23K 26/38 - Removing material by boring or cutting
B26D 5/00 - Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
B23K 26/03 - Observing, e.g. monitoring, the workpiece
B23K 26/042 - Automatically aligning the laser beam
B23K 26/046 - Automatically focusing the laser beam
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
B23K 26/142 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor for the removal of by-products
B23K 26/38 - Removing material by boring or cutting
B23K 31/12 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to investigating the properties, e.g. the weldability, of materials
The invention relates to a method and a device (10) for processing a workpiece (12) using a laser cutting machine (14). Material parameters (18) and machine parameters (20), and in particular a desired cut edge quality, are specified to the controller (32) by means of an input unit (16). By means of a data aggregation routine (27), the computing unit (22) uses a process parameter algorithm (24) to determine, on the basis of the information specified, improved, preferably optimal, process parameters for processing the workpiece (12). The process parameter algorithm (24) outputs the improved, preferably optimal, process parameters as a recommendation through a display (30) and/or to the controller (32) for the direct control of the laser cutting machine (14).
B23K 26/38 - Removing material by boring or cutting
B23K 31/12 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to investigating the properties, e.g. the weldability, of materials
94.
METHOD AND CLAMPING DEVICE FOR PRODUCING A WELD SEAM AT A BUTT JOINT BETWEEN TWO WORKPIECES BY MEANS OF A LASER BEAM
The present invention relates to a method for producing a weld seam at a butt joint (14) between two workpieces (15), wherein the workpieces (15) to be welded are positioned relative to each other by means of a clamping device (11), which comprises a plurality of clamping elements (18, 20, 22) and at least one base block (17), the first workpiece (15) being held between the base block (17) and a clamping surface (36) of the first clamping element (18) and a second workpiece (15) being held between the base block (17) and a clamping surface (36) of the second clamping element (20), a shielding gas being supplied to the butt joint (14), with the clamping elements (18, 20, 22) being aligned adjacent to the butt joint (14) of the workpieces (15) to be welded and the discharge gap (51) of the particular clamping element (18, 20) for the shielding gas being set back relative to the butt joint (14) of the workpieces (15) and a flushing channel (57) being formed between the discharge gap (51) and the butt joint (14). The invention also relates to a clamping device for producing a weld seam at a butt joint between two workpieces by means of laser.
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
B23K 26/14 - Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beamNozzles therefor
95.
NESTING OF WORKPIECES FOR CUTTING PROCESSES OF A FLAT-BED MACHINE TOOL
The invention relates to a method (39) for producing a nesting plan (49A) for controlling cutting process of a flat-bed machine tool (1) for cutting out workpieces (9) from a material sheet (7), the nesting plan (49A) comprising an overlap-free arrangement of sub-areas (9A, 9B, ...) corresponding to the workpieces (9) in a two-dimensional planning space (23) and a spatial arrangement of predetermined support areas (27). After each new insertion of a sub-area (9A, 9B, ...) during the nesting, a packing density assessment and at least one assessment (127, 129A-C), incorporating the position data, of the starting position (54) of the newly inserted sub-area (9A, 9B, ...) are performed in a local search area.
G05B 19/4093 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by part programming, e.g. entry of geometrical information as taken from a technical drawing, combining this with machining and material information to obtain control information, named part programme, for the NC machine
96.
METHOD AND DEVICE FOR REMOVING A WORKPIECE PART FROM THE REMAINDER OF THE WORKPIECE
The invention relates to a method for removing a workpiece part (20) from the remainder (2a) of the workpiece mounted in a bearing plane (E), comprising: moving the workpiece part (20), which is clamped between at least one ejector element (52) of an ejection device (32) and at least one counter-holding element (49b, c, 47) of a counter-holding device (34), in a removal direction (Z), and checking whether the workpiece part (20) has been fully separated from the remainder (2a) of the workpiece on moving in the removal direction (Z). The method is characterized by reducing or completely ceasing the clamping of the workpiece part (20) and subsequently resuming the clamping of the workpiece part (20) if the check determines that the workpiece part (20) was not fully separated from the remainder (2a) of the workpiece. The invention also relates to an associated device.
B26D 7/18 - Means for removing cut-out material or waste
B26D 5/00 - Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
G05B 13/00 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
B23K 26/00 - Working by laser beam, e.g. welding, cutting or boring
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
G05B 19/4093 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by part programming, e.g. entry of geometrical information as taken from a technical drawing, combining this with machining and material information to obtain control information, named part programme, for the NC machine
97.
METHOD FOR CUTTING TUBES IN A LASER TUBE CUTTING MACHINE AND LASER TUBE CUTTING MACHINE
The invention relates to a method and a laser tube cutting machine for cutting tubes (2) having a workpiece moving device (7), which receives and moves the tube (2) relative to a pushing device (10) supporting the tube (2), said pushing device being guided by clamping jaws (34) of the pushing device (10), having a laser processing apparatus (24), which is associated with the pushing device (10) and has a processing head, which directs a laser beam (16) exiting the processing head (17) to the tube (2), having a tool (33) of a processing apparatus (4) for mechanical processing of the tube (2), which can be moved in at least one movement direction to the tube (2), wherein at least one brace (41) can be moved into a working position (46) in order to contact the tube (2), said brace acting opposite to the direction of force of the tool (33). (In this regard
The invention relates to a method and an apparatus (10) for recognizing an article. This involves at least one shot (14), in particular in the form of a photograph, of the article being produced. The shot (14) is used to ascertain shot features (22) by means of a shot extraction algorithm (20). Stored article data (12) are used to ascertain article features (28) and to compare them with the shot features (22) in order to output association information (36). There is in particular provision according to the invention for a user rating (42) to be provided to improve both the shot extraction algorithm (20) and the article extraction algorithm (26). Alternatively or additionally, there is in particular provision according to the invention for both the shot extraction algorithm (20) and the article extraction algorithm (26) to be produced on the basis of interconnected, preferably weighted, data aggregation routines.
The invention relates to a machine tool for machining workpieces (34), in particular sheet-like workpieces, comprising a workpiece support (16) having a first and a second workpiece support surface (22, 23), a retaining device (17) which grips the at least one workpiece and via which the workpiece (34) can be moved relative to the first and second workpiece support surface (22, 23), a beam trapping device (24) provided between the first and second workpiece support surface (22, 23) and having an opening (25) at least partially extending between the first and second workpiece support surface (22, 23), a laser machining device (15) having a laser cutting head (20) which can be moved above the opening (25) of the beam trapping device (24), and a first and a second die (31, 36) limiting an opening (25) of the beam trapping device (24), wherein a hold-down element (48) of a hold-down device (46) is provided above one of the two dies (31, 36) and orientated in the direction of the dies (31, 36), and can be adjusted at least in terms of its distance from the supporting contact plane of the die (31).
B23K 26/16 - Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
B23K 37/08 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for flash removal
B23K 26/08 - Devices involving relative movement between laser beam and workpiece
100.
Device and method for removing a workpiece part from the rest of the workpiece
Methods and devices for removing a workpiece part from a remaining workpiece, comprise a holding apparatus that is moveable in a removal direction and switchable between a fixing state for fixing the workpiece part to the holding apparatus and a release state for releasing the workpiece part from the holding apparatus. The holding apparatus has at least one electrically conductive first contact element for contacting the workpiece part at one or more first contact points and at least one electrically conductive second contact element for contacting the workpiece part at one or more second contact points. The device also has a sensor apparatus that uses the contact elements to check, in a first check state, the complete separation of the workpiece part from the remaining workpiece and to check, in a second check state, fixing of the workpiece part to the holding apparatus being in the fixing state.
B21D 43/00 - Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profilesAssociations therewith of cutting devices
B21D 43/28 - Associations of cutting devices therewith
B21D 28/06 - Making more than one part out of the same blankScrapless working
patents
