The invention relates to a method for monitoring a cutting operation on a workpiece (2), comprising: checking whether a workpiece part (17) has been completely separated from a remaining workpiece (19) during the cutting operation. For this purpose, the method comprises the following steps: illuminating a surface (21) of the workpiece (2) in the region of the workpiece part (17) obliquely from above, recording at least one image of the surface (21), determining depth information on the basis of at least one cast shadow (23a) of the workpiece part (17) and/or of the remaining workpiece (19) in the at least one recorded image, and checking whether the workpiece part (17) has been completely separated from the remaining workpiece (19) on the basis of the determined depth information. The invention also relates to an associated machine tool.
The invention relates to a method for machining a workpiece (2) by means of a machining beam (7) which comprises at least one laser beam, wherein: in a first method step the machining beam (7) is oriented toward a workpiece surface of the workpiece (2), as a result of which the workpiece (2) is cut in a cutting direction along a cutting contour by means of the machining beam (7), and in a second method step the machining beam (7) is oriented toward a cut edge (5) created during the cutting and is moved relative to the workpiece (2) along said cut edge (5), as a result of which the cut edge (5) is rounded; in the second method step the machining beam (7) is oriented toward the workpiece (2) in such a way that the machining beam is pivoted about a pivot axis, the longitudinal extent of which runs in the cutting direction, in comparison with the orientation of the machining beam (7) in the first step.
A method is for automatically determining the value of a state variable of a drive train for moving a load. The drive train includes a drive and a drive element which is driven by the drive and moved with the load, and a fixed support element on which the drive element is supported, in order to move the load relative to the support element. The method includes the steps of accelerating the load by the drive by specifying a driving profile with acceleration reversal; during the acceleration of the load, detecting an ACTUAL acceleration of the drive and detecting an ACTUAL acceleration of the load; and determining the value of the state variable of the drive train by evaluating the detected ACTUAL accelerations of the drive and the load.
G05B 19/416 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par la commande de vitesse, d'accélération ou de décélération
F16H 19/04 - Transmissions comportant essentiellement et uniquement des engrenages ou des organes de friction et qui ne peuvent transmettre un mouvement rotatif indéfini pour convertir un mouvement rotatif en mouvement alternatif et vice versa comportant une crémaillère et pignon
G01M 13/025 - Bancs d’essai avec moyens d’entraînement en rotation et de chargeSimulations de charge ou d’entraînement
The invention relates to a device for inspecting panel-like workpieces (15) for machine tools, comprising a camera (11) which captures images of the edge (15.1) and at least one section of the surface (15. 2) of a workpiece (15) or of a stack (14) of workpieces (15), and comprising an image evaluation device (13) which calculates the thickness (d) of the workpieces (15) from the images and determines the material of the workpieces (15).
G01B 11/02 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer la longueur, la largeur ou l'épaisseur
G01B 11/06 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer la longueur, la largeur ou l'épaisseur pour mesurer l'épaisseur
5.
CONTROL SYSTEM FOR CONTROLLING PRODUCTION PROCESSES AND SERVICE AND DIAGNOSTIC TASKS OF A MACHINE TOOL
The invention relates to a control system for controlling production processes and service, maintenance and diagnostic tasks of a machine tool, having: a user interface (10) for inputting and controlling programs for workpiece machining; a program memory (11); a control device (12) for position control of tools and/or workpieces; a sensor device (13) for detecting workpiece and tool positions; and a state detection device (14) for detecting operating states of the machine tool, wherein a master control device (MTS) is provided which is connected to the user interface (10), the program memory (11), the control device (12), the sensor device (13) and the state detection device (14) and recognises required service, maintenance and/or diagnostic tasks on the machine tool on the basis of signals of the state detection device (14) and causes said tasks to be executed in time windows between the running of programs for workpiece machining.
ii+1iii) of the sheet (i), with the result that downtimes of the laser processing system prior to the clearing of the next sheet (i+1) can be reduced or avoided.
B23K 31/00 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux
B23K 26/38 - Enlèvement de matière par perçage ou découpage
7.
UNLOADING METHOD AND MECHANICAL UNLOADING ARRANGEMENT FOR UNLOADING A MACHINING PRODUCT OF A WORKPIECE MACHINING OPERATION, PRODUCTION METHOD AND MECHANICAL PRODUCTION ARRANGEMENT
An unloading method for unloading a machining product of a workpiece machining operation from a product support is provided. The method includes moving the machining product with a transfer movement along a transfer axis into an unloading region including a spatial unloading region limit located along the transfer axis and an unloading region length along the transfer axis which is larger than an actual product length of the machining product along the transfer axis; and continuing the unloading operation after the machining product has been provided for unloading. A reference length extends along the transfer axis and is at least the actual product length. After completion of the transfer movement, a distance along the transfer axis is compared with the limit distance from the reference point, and the unloading operation is continued only under a condition that the distance is less than the limit distance.
B23Q 7/00 - Agencements pour la manipulation des pièces, spécialement combinés aux machines-outils ou disposés dans ces machines ou spécialement conçus pour être utilisés en relation avec ces machines, p. ex. pour le transport, le chargement, le positionnement, le déchargement, le triage
The invention relates to a method for laser cutting a component (16) in which a laser beam (12) is directed onto a component surface (14) of the component (16), the laser beam (12) being directed onto the component surface (14) at a specified inclination in or counter to a feed direction, as a result of which the component (16) is cut along a cutting contour in the feed direction (18) by means of the inclined laser beam (12).
B23K 26/08 - Dispositifs comportant un mouvement relatif entre le faisceau laser et la pièce
B23K 26/38 - Enlèvement de matière par perçage ou découpage
9.
UNLOADING METHOD AND MECHANICAL UNLOADING ASSEMBLY FOR UNLOADING A PROCESSED PRODUCT OF A WORKPIECE PROCESSING METHOD, MANUFACTURING METHOD, AND MECHANICAL MANUFACTURING ASSEMBLY
An unloading method unloads a sheet metal machining product produced on a sheet metal working machine. The method includes: supplying the machining product to a supply device for unloading with a position and an orientation defined in a coordinate system of the supply device; moving an unloading member of the unloading device with a transfer movement into a transfer position on the machining product supplied to the supply device for unloading; calibrating, before the machining product is unloaded from the supply device, the numerical unloading control of the unloading device; and unloading the machining product from the supply device by the unloading device. The unloading of the machining product is controlled by the programmable numerical control which includes the programmable numerical unloading control of the unloading device and in which the coordinate system of the supply device and the similar coordinate system of the numerical unloading control are stored.
The invention relates to a machine inspection method for carrying out checks on a machining tool (1), in particular on a laser and/or punching machining tool, for machining workpieces (9), wherein: the machining tool (1) has a plurality of machine units (2); the machining tool (1) has a movable machining head (3); a camera (4) is fastened to the machining head (3); a first image (5) of a first machine unit (2) of the plurality of machine units (2) is generated by means of the camera (4); on the basis of the first image (5) a first state of the first machine unit (2) is determined; the first state is compared with at least one first prerequisite for a first machining program (6), in particular a laser cutting and/or punching machining program; and the first machining program (6) is executed when it is recognised that the first state meets the first prerequisite.
G05B 19/406 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par le contrôle ou la sécurité
The invention relates to a machining method (10) for manufacturing a workpiece (12, 12a, 12b) from a workpiece blank (14), wherein the workpiece (12, 12a, 12b) and a residual grid (18) surrounding the workpiece (12, 12a, 12b) are produced using a cutting tool by cutting along a predetermined cutting contour (16). The method comprises the steps of: a) providing (20) a fabrication plan (22) showing at least one workpiece position of the workpiece (12, 12a, 12b) to be fabricated on the workpiece blank (14); b) identifying (24) residual grid spacings (26, 26a) between the cutting contour (16) and further cutting contours (16) of further workpieces (12, 12a, 12b) and/or a blank edge (28) of the workpiece blank (14); c) determining (30) at least one vibration-resistant residual grid region (32) among the identified residual grid spacings (26, 26a); and d) defining (38) a piercing point (40, 40a-c) for the cutting tool in the vibration-resistant residual grid region (32) next to the cutting contour (16).
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 26/046 - Focalisation automatique du faisceau laser
B26D 1/00 - Coupe d'une pièce caractérisée par la nature ou par le mouvement de l'élément coupantAppareils ou machines à cet effetÉléments coupants à cet effet
B26D 7/08 - Moyens de traitement de la pièce ou de l'outil de coupe pour faciliter la coupe
B26D 9/00 - Appareillages de coupe combinés avec des appareillages de poinçonnage ou de perforation, ou avec d'autres appareillages de coupe différents
12.
MONITORING DEVICE, MONITORING ARRANGEMENT AND MONITORING METHOD FOR DETERMINING PROCESSING PARAMETERS OF A PROCESSING LASER BEAM
The invention relates to a monitoring device (16) for monitoring and adjusting processing parameters of a processing laser beam (12) of a laser processing machine (14), comprising an imaging unit (18) and a converter medium (20) for arrangement in a beam path (24) of the processing laser beam (12); wherein the converter medium (20) is designed to absorb laser radiation (38) of the processing laser beam (12) and to emit measurement radiation (40); wherein the imaging unit (18) is designed to at least partially detect the measurement radiation (40) and to generate a measurement radiation image (50). The invention further relates to a monitoring arrangement (10) and to a monitoring method (84).
The invention relates to a method for operating a laser-cutting device, comprising the following steps: a) providing a data set containing images of machined workpieces having cut edges, and containing objectified cut-edge features associated with the images; b) displaying images of the cut edges from the data set on a display means, the cut edges differing in terms of the objectified cut-edge features; c) input from a user to analyze the displayed cut edges; d) creating and/or optimizing user-customized operating parameters of the laser-cutting device on the basis of the user input analyzing the cut edges.
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 31/12 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs à la recherche des propriétés, p. ex. de soudabilité, des matériaux
14.
METHOD FOR PRODUCING ACCEPTABLE PARTS OF DIFFERENT SIZES FROM A SHEET METAL PANEL BY LASER CUTTING
The invention relates to a method for producing acceptable parts (11-17) of different sizes from a sheet metal panel (10) by laser cutting, the method comprising the following steps: - cutting a plurality of small acceptable parts (15-17) adjacently with respect to one another in at least one panel region (18), the shape and size of which are selected from the point of view of optimum panel utilization for cutting all acceptable parts (11-17), - cutting a closed contour line (19) around the at least one panel region (18), - cutting the other acceptable parts (11-14) on the sheet metal panel (10), - detaching the at least one panel region (18) from the sheet metal panel (10), and detaching the small acceptable parts (15-17) from the at least one panel region (18, 18') and detaching the other acceptable parts (11-14) from the remaining panel.
B23K 26/10 - Dispositifs comportant un mouvement relatif entre le faisceau laser et la pièce avec un support fixe
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
A laser cutting method comprises the method steps: a) carrying out a laser cutting process by cutting a workpiece (2) using a laser cutting beam (16), b) stopping the laser cutting process by preventing the action of the laser cutting beam (16) and a gas jet on a cutting front so that a frozen cutting front (52) arises, c) detecting the frozen cutting front (52) by illuminating the frozen cutting front (52) and detecting the reflected and/or emitted radiation from at least one observation direction, d) analysing the detected frozen cutting front (52).
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 31/00 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux
B23K 31/12 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs à la recherche des propriétés, p. ex. de soudabilité, des matériaux
A method for starting a machine tool includes receiving at least one start signal; outputting, after the start signal has been received, at least one acoustic and/or visual warning signal; monitoring, by at least one sensor system, at least one safety zone of the machine tool; and starting the machine tool at the earliest after a predetermined delay time after the start signal is received. The start of the machine is aborted if a hazard is detected by the sensor system.
F16P 3/14 - Dispositifs de sécurité agissant en conjonction avec la commande ou le fonctionnement d'une machineCommandes exigeant l'emploi simultané de plusieurs parties du corps humain avec dispositifs, p. ex. des éléments sensibles, qui agissent sur la commande ou le fonctionnement de la machine lorsqu'une partie du corps humain se trouve dans ou près de la zone de danger les dispositifs étant des cellules photo-électriques ou d'autres dispositifs sensibles sans contact mécanique
B23Q 11/00 - Accessoires montés sur les machines-outils pour maintenir les outils ou les organes de la machine dans de bonnes conditions de travail ou pour refroidir les pièces travailléesDispositifs de sécurité spécialement combinés aux machines-outils, disposés dans ces machines ou spécialement conçus pour être utilisés en relation avec ces machines
17.
METHOD FOR MACHINING A METAL WORKPIECE, AND LASER DEVICE
The invention relates to a method for machining a metal workpiece (W), in which a machining beam (18) is directed onto the workpiece (W) and is moved in a cutting direction (24) relative to the workpiece at a varying feed rate, wherein the machining beam (18) comprises a first laser beam (20) having a first intensity for cutting the workpiece (W) and at least one second laser beam (22) having a second intensity that is lower than the first intensity, whereby a rounded cutting edge (30) is generated by means of the at least one second laser beam (22); and an energy per unit length to be introduced into the workpiece (W) by means of the at least one second laser beam (22) is determined depending on a predefined rounding radius of the cutting edge (30), and the second intensity of the at least one second laser beam (22) is adjusted depending on the varying feed rate, whereby the energy per unit length introduced into the workpiece (W) by means of the second laser beam (22) is constant along the entire cutting contour (32).
The invention relates to a method for laser cutting acceptable parts (20) from a sheet-metal panel (21), in which critical acceptable parts (20), which after cutting owing to their size and/or shape and/or position relative to the position of support elements of a workpiece support for the sheet-metal panel (21) can fall down between the support elements or tilt over said support elements or which can sag downwards over the underside of the sheet-metal panel by more than a predefinable value, are defined and remain connected to the sheet-metal panel (21) by means of at least one connection point (N1), wherein the need for possibly further connection points (N2) is determined by calculating the torque acting on the first connection point (N1).
The invention relates to a conveying device (1), in particular for arranging below a workpiece support of a laser processing machine, comprising a circulating conveyor belt (4) having a load-bearing upper strand (5) and a lower strand (6), wherein the circulating conveyor belt (4) is coupled to a first circulating traction means (7) and a second circulating traction means (8) running parallel thereto, and the first traction means (7) is mounted in a circulating manner in or on a first guide housing (9) and the second traction means (8) is mounted in a circulating manner in or on a second guide housing (10), and the conveyor belt (4) has a plurality of conveyor belt rods (13) which extend perpendicularly to the conveying direction (11) and over the width (12) of the conveyor belt (4) and which are coupled to the first traction means (7) and the second traction means (8), wherein the first traction means (7) and/or the second traction means (8) are/is connected to a drive unit (14) such that the circulating conveyor belt (4) can be moved via the first traction means (7) and/or the second traction means (8) and the conveyor belt rods (13) coupled thereto, wherein the conveying device (1) has a rotatably mounted support shaft (15) which is stationary relative to the conveyor belt (4) and runs between the load-bearing upper strand (5) and the lower strand (6) of the conveyor belt (4) perpendicular to the conveying direction (11) of the conveyor belt (4).
B65G 17/06 - Transporteurs comportant un élément de traction sans fin, p. ex. une chaîne transmettant le mouvement à une surface porteuse de charges continue ou sensiblement continue, ou à une série de porte-charges individuelsTransporteurs à chaîne sans fin dans lesquels des chaînes constituent la surface portant la charge avec une surface portante formée par une série de maillons, de plaques ou plates-formes reliés entre eux, p. ex. longitudinaux
B23K 26/08 - Dispositifs comportant un mouvement relatif entre le faisceau laser et la pièce
B23K 26/16 - Enlèvement de résidus, p. ex. des particules ou des vapeurs produites pendant le traitement de la pièce à travailler
20.
METHOD, MOLDED PART AND JOINING ASSEMBLY FOR JOINING AT LEAST TWO COMPONENTS
The invention relates to a method for joining, in particular welding, at least two components (10, 14), having the features of claim 1, to a molded part (30, 32, 33) for joining, in particular welding, at least two components (10, 14), having the features of claim 7, and to a joining assembly (66) for joining, in particular welding, at least two components (10, 14), having the features of claim 15.
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
A mechanical arrangement for processing a sheet-metal strip unwound from a coil has a separating device disposed between the coil and a processing device in a feed direction (5). When a comparison device determines that a current strip length with which the sheet metal-strip has passed the separating point in the direction of the processing device coincides with a defined processing length of the sheet metal-strip over which the sheet-metal strip is to be processed by the processing device, the separating device is actuated and the sheet-metal strip is thereby separated at the separating point.
The invention relates to a laser processing head (1) for laser processing a workpiece, comprising a first bearing seat (3) in which a shaft (4) is pivotably received, wherein the shaft (4) and the laser processing head (1) are coupled in such a way that pivoting the shaft (4) causes the laser processing head (1) to pivot, and the shaft (4) has a first form-fitting means (5) which can be interlockingly coupled to a second form-fitting means (6) of a first fixing unit (7) in such a way that the shaft (4) is prevented from being pivoted with respect to the first bearing seat (3).
The invention relates to a laser processing machine (1) for laser processing a workpiece (2), comprising a laser processing head (3) which is mounted in a receiving device (8) so as to be pivotal about a first axis of rotation (4) of a first shaft (5) and about a second axis of rotation (6) of a second shaft (7). A first actuator (9) for pivoting the laser processing head (3) about the first axis of rotation (4) by external force is coupled to the first shaft (5), and a second actuator (10) for pivoting the laser processing head (3) about the second axis of rotation (6) by external force is coupled to the second shaft (7), wherein a first rotation angle sensor (11) and a second rotation angle sensor (14) are provided on the first shaft (5), and a third rotation angle sensor (16) and a fourth rotation angle sensor (18) are provided on the second shaft (7).
The invention relates to a method for diagnosing a fault in a measuring device having a measuring head that can be moved along a measurement path, comprising the following steps: - (10) capturing a reference signal by repeatedly travelling along the measurement path at a target speed of the measuring head and detecting at least one parameter in a fault-free state of the measuring device; - (12) capturing a measurement signal by travelling along the measurement path at the target speed of the measuring head and detecting the parameter; - (14) transferring the measurement signal and the reference signal from the time domain to the frequency domain with a first predefined time window; - (16) determining a plurality of values of the energy content of the measurement signal and of the reference signal in the first time window; - (18) probabilistically evaluating the determined values of the energy content of the measurement signal in relation to the determined energy contents of the reference signal in the first time window by means of extreme value theory, and determining whether the determined energy content of the measurement signal represents a fault of the measuring device.
A laser welding device welds two joining partners along a welding joint. The laser welding device includes: an optical monitoring device configured to be aligned with an observation region around the welding joint in order to detect a course of the welding joint; a laser welding head configured to direct a laser machining beam onto at least one of the joining partners by means of a welding optics on the basis of the detected course of the welding joint along the welding joint; and a supply device configured to provide a filler material and/or a process gas and which is arranged on the laser welding head such that the filler material and/or the process gas can be supplied to a welding process from a supply direction following the machining laser beam.
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
B23K 26/211 - Assemblage par soudage avec interposition de matériau particulier pour faciliter la connexion des parties
A method for controlling a temperature of a cooling device taking into account heating at least one machine component of a process machine during operation of the process machine is provided. The method includes ascertaining an expected thermal energy acting upon the at least one machine component within a temporal processing part of a control program that controls the operation of the process machine. The expected thermal energy is ascertained based a processing power provided within the temporal processing part for the at least one machine component. The method further includes determining a required heat dissipating capability of the cooling device for dissipating the expected thermal energy, and preconditioning the cooling device in advance in order to provide the required heat dissipating capability until the expected thermal energy acts upon the machine component.
G05D 23/19 - Commande de la température caractérisée par l'utilisation de moyens électriques
B23Q 11/12 - Dispositions pour le refroidissement ou la lubrification des parties des machines
27.
METHOD FOR PRODUCING A CONNECTING WEB WITH A REDUCED THICKNESS WHILE CUTTING A WORKPIECE PART FROM A PLATE-SHAPED WORKPIECE, AND CORRESPONDING CONTROL PROGRAM PRODUCT
A method for producing a connecting web with reduced thickness while cutting a workpiece part from a plate-shaped workpiece keeps the cut part attached to a remaining grid of the workpiece by the web. The web is produced prior to cutting the workpiece part, and the web is squeezed on a web section adjoining the part to be cut, in thickness direction of the workpiece to set back the squeezed web relative to a plate side of the workpiece in direction of the workpiece center. A workpiece edge formed by the setback of the squeezed web forms an edge of the part to be cut, and a separating gap, corresponding to the contour of the workpiece part and interrupted along the edge formed by the setback of the squeezed web, is cut into the workpiece, keeping the workpiece part attached to the remaining grid by the squeezed web.
An imaging device for imaging a process zone of a laser machine tool includes an image sensor and an optical imaging system. The optical imaging system includes a system axis extending between the image sensor and the process zone, a first aperture spaced radially from the system axis and delimiting first light beams emitted from the process zone at a first imaging angle, a second aperture delimiting second light beams emitted from the process zone at a second imaging angle, and a first imaging lens arranged between the first and/or the second aperture and the image sensor and configured to image the first light beams and the second light beams on the image sensor. The first imaging angle is different from the second imaging angle. The optical imaging system is configured to image the first light beams spatially separately from the second light beams.
The invention relates to a method and a device (1) for removing a workpiece part (2) from the remainder of the workpiece (3). The workpiece part (2) left behind in a cut-away opening (10) formed by a cutting operation is supported in a support plane (W) by a support surface (12) of a support element (13). A counter-bearing element (22) is positioned above the workpiece part (2) such that a counter-bearing surface (23) of the counter-bearing element (22) and a top side (24) of the workpiece part (2) touch one another in a planar manner, as a result of which the workpiece part (2) is clamped between the support surface (12) and the counter-bearing surface (23). The support surface (12) and the counter-bearing surface (23) and consequently the workpiece part (2) are moved up and/or down multiple times in a first removal vibration process (E1), while the workpiece part (2) is clamped between the support surface (12) and the counter-bearing surface (23).
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
B26D 5/00 - Dispositions pour manœuvrer et commander les machines ou les dispositifs de coupe, découpage, poinçonnage, perforation ou séparation autrement que par coupe
B26D 7/18 - Moyens d'enlèvement des matériaux découpés ou des chutes
A computer-supported manufacturing method for manufacturing workpieces from a workpiece blank according to a manufacturing plan using a machine tool including a processing device. The method includes manufacturing at least one workpiece using the machine tool. A defective workpiece is identified. Manufacturing information related to the identified defective workpiece is read by an order control device. The method ascertains a workpiece blank which is suitable for remanufacturing the faulty workpiece in a planned manufacturing sequence on the basis of the read manufacturing information by the order control device. The defective workpiece to be remanufactured is arranged on the ascertained workpiece blank by the order control device.
A computer-supported manufacturing method for manufacturing workpieces from a workpiece blank according to a manufacturing plan using a machine tool (18), has a processing device. The method includes at least partly transmitting the manufacturing plan by means of an order control device. At least one work piece is manufactured from the workpiece blank according to the manufacturing plan. The manufacturing progress of the processing device is determined during the manufacturing of the at least one workpiece by the order control device. The manufacturing plan is changed on the basis of the manufacturing progress during the manufacturing of the at least one workpiece by means of the order control device.
A method for machining a workpiece includes providing a laser beam head. The laser beam head is capable of being switched between a cutting mode and a melting mode. In the cutting mode, a laser beam for material cutting with a material cutting linear energy is guided over a workpiece surface of the workpiece facing the laser beam head. In the melting mode, the laser beam for material melting with a material melting linear energy is guided over the workpiece surface. The method further includes forming an end hole which passes through the workpiece using the laser beam in a punching process, specifying a depression-producing line associated with the end hole, and forming a depression which opens into the end hole using the laser beam in a depression-producing laser process along the depression-producing line. The laser beam head is operated in the melting mode in the depression-producing laser process.
A method for monitoring the manufacture of a component with a machine tool. A plurality of cameras cover different fields of view. An algorithm creates a ranking of the relevance of images from the cameras and features only the most relevant image(s) on a monitor. The algorithm can assign a higher relevance to images that: a) depict a known machine tool part that is mentioned in a status or error message; b) have a high optical flow; and/or c) depict an identified machine tool part that is moving. In the event of c), images can be successively assigned higher relevance if an identified machine tool part moves from one field of view to the next. Images assigned lower relevance may be deleted or reduced in size. The algorithm can take the form of artificial intelligence.
H04N 23/695 - Commande de la direction de la caméra pour modifier le champ de vision, p. ex. par un panoramique, une inclinaison ou en fonction du suivi des objets
H04N 23/90 - Agencement de caméras ou de modules de caméras, p. ex. de plusieurs caméras dans des studios de télévision ou des stades de sport
34.
DEVICE AND METHOD FOR AVOIDING DOWNTIMES IN A MACHINE TOOL
The invention relates to a device (1) for avoiding downtimes in a machine tool (2), comprising the machine tool (2), a safety sensor system (3), at least one error sensor (4) and a computing unit (5), wherein the computing unit (5) is connected to the machine tool (2), the safety sensor system (3) and the error sensor (4); wherein the computing unit (5) is configured to control the machine tool (2) according to a production programme for producing at least one workpiece part; wherein the device (1) is configured to identify an error of the machine tool (2) by means of the error sensor (4); wherein the device (1) is configured to identify a risk to the machine tool (2) by means of the safety sensor system (3); wherein the computing unit (5) is configured to stop the machine tool (2) if a risk to the machine tool (2) has been identified; wherein, if an error of the machine tool (2) has been identified and a risk to the machine tool (2) has been eliminated, the computing unit (5) is configured to evaluate the error and, depending on the evaluation of the error, to control the machine tool (2) in a deviation from the production programme and to continue production of the at least one workpiece part.
G05B 19/406 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par le contrôle ou la sécurité
G05B 19/418 - Commande totale d'usine, c.-à-d. commande centralisée de plusieurs machines, p. ex. commande numérique directe ou distribuée [DNC], systèmes d'ateliers flexibles [FMS], systèmes de fabrication intégrés [IMS], productique [CIM]
The invention relates to an optimisation method (10) for adjusting machining parameters (12) in a laser machining method for machining at least one workpiece (16; 16a-h) by means of a laser machine tool (14), having the following method steps: f) providing (18) at least one workpiece contour (20; 20a-k) of the workpiece (16; 16a-h) to be produced; g) segmenting (26) the workpiece contour (20; 20a-k) by subdividing the at least one workpiece contour (20; 20a-k) into contour segments (28; 28a-h); h) ascertaining (30) at least one monitoring segment (32; 32a-e) in the workpiece contour (20; 20a-k) from among the contour segments (28; 28a-h); i) determining (40) predefined optimum machining parameters (38; 38a-d) for the monitoring segment (32; 32a-e) by comparing the monitoring segment (32; 32a-e) with stored reference segments (36; 36a-d); j) outputting (42) the ascertained optimum machining parameters (38; 38a-d). The invention also relates to an optimisation system (46) and to a laser machining system (44).
G05B 19/401 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par des dispositions de commande pour la mesure, p. ex. étalonnage et initialisation, mesure de la pièce à usiner à des fins d'usinage
G05B 19/408 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par le maniement de données ou le format de données, p. ex. lecture, mise en mémoire tampon ou conversion de données
G05B 19/4093 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par la programmation de pièce, p. ex. introduction d'une information géométrique dérivée d'un dessin technique, combinaison de cette information avec l'information d'usinage et de matériau pour obtenir une information de commande, appelée programme de pièce, pour la machine à commande numérique [CN]
G05B 19/418 - Commande totale d'usine, c.-à-d. commande centralisée de plusieurs machines, p. ex. commande numérique directe ou distribuée [DNC], systèmes d'ateliers flexibles [FMS], systèmes de fabrication intégrés [IMS], productique [CIM]
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
G05B 19/4097 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par l'utilisation de données de conception pour commander des machines à commande numérique [CN], p. ex. conception et fabrication assistées par ordinateur CFAO
36.
NOZZLE EXCHANGE COUPLING HAVING A LIFT MOTOR AND A ROTARY MOTOR AND METHOD FOR MOVING A NOZZLE EXCHANGE COUPLING
The present invention relates to a nozzle exchange coupling (1) for coupling a protective gas nozzle (50) to a laser optics system (80), having: a motor unit (2) with a lift motor (3) for generating a lift movement (B1) of the protective gas nozzle (50) and a rotary motor (4) for generating a rotary movement (B2) of the protective gas nozzle (50); and a transmission unit (5) with an input sleeve (6), which is coupled at least to the lift motor (3), and an output sleeve (7), which is coupled at least to the rotary motor (4) and contributes to the supply of a protective gas to the protective gas nozzle (50). The invention also relates to a method for moving a nozzle exchange coupling.
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
37.
METHOD AND LASER CUTTING MACHINE FOR THE LASER CUTTING WORKPIECE PARTS FROM A WORKPIECE
A method for laser cutting of workpiece parts from at least one workpiece using a laser beam of a laser cutting machine includes ascertaining at least one material quality parameter of a material quality of the at least one workpiece, determining at least one laser cutting parameter for the laser cutting of the workpiece parts based on the at least one material quality parameter, and performing the laser cutting of the workpiece parts from the at least one workpiece using the laser beam of the laser cutting machine using the at least one laser cutting parameter.
A laser machining head includes a scanner arranged in a beam path of the laser machining head. The scanner includes a scanner mirror that is tiltably mounted about two rotational axes. The scanner is arranged in the laser machining head such that a laser beam which runs through the beam path is incident on the scanner mirror at an angle of incidence α of at most 30° relative to a surface normal of the scanner mirror.
B23K 26/082 - Systèmes de balayage, c.-à-d. des dispositifs comportant un mouvement relatif entre le faisceau laser et la tête du laser
B23K 26/06 - Mise en forme du faisceau laser, p. ex. à l’aide de masques ou de foyers multiples
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
B23K 26/38 - Enlèvement de matière par perçage ou découpage
39.
LASER MACHINING HEAD WITH A SCANNER UNIT OR A SCANNER ASSEMBLY
A laser machining head includes a scanner. The scanner includes a mirror unit with a scanner mirror. The mirror unit has a groove that runs in a circumferential direction. The scanner further includes a frame capable of being secured in the laser machining head. The mirror unit is movably mounted in the frame. The scanner further includes an annular elastic seal secured to the frame on an outer circumference of the seal and engages with the groove on an inner circumference of the seal.
B23K 26/082 - Systèmes de balayage, c.-à-d. des dispositifs comportant un mouvement relatif entre le faisceau laser et la tête du laser
B23K 26/38 - Enlèvement de matière par perçage ou découpage
G02B 26/08 - Dispositifs ou dispositions optiques pour la commande de la lumière utilisant des éléments optiques mobiles ou déformables pour commander la direction de la lumière
The invention relates to a method for introducing separating cuts into panel-shaped workpieces with a laser processing head of a laser cutting machine, in which, at least as the separating cut approaches an edge (12) of the workpiece, the distance (10) of the laser processing head from the workpiece is monitored and the stray light (11) arising during the cutting process is detected and, when there is an abrupt change (10.1) in the distance (10) between the laser head and the workpiece and when there is a simultaneous abrupt change (11.2) in the intensity of the detected stray light (11), it is recognized that the edge (12) of the workpiece has been reached and the laser of the laser processing machine is switched off.
The invention relates to a method having the features of claim (1) for analyzing a cut edge of a workpiece, in particular for determining the burr, and to a device having the features of the additional independent claim for analyzing a cut edge of a workpiece, in particular for determining the burr.
The invention relates to a method for cutting closed contours (11, 12, 13) into a platelike workpiece (10) by means of a laser beam, which is moved over the workpiece (10) by means of a machining head, the advancement speed of the machining head being reduced at a definable distance before the cutting of the contour (11, 12, 13) is completed.
The invention relates to a computer-aided monitoring method (10) for a manufacturing process performed using a laser processing machine (12), having the method steps of: a) continuously providing (14) manufacturing recordings (16) of a manufacturing area (18) of the laser processing machine (12); b) comparing (28) the manufacturing recordings (16) with predetermined monitoring events (30) in order to determine at least one actual fault event (32); c) determining (38) an event location (40) for the determined actual fault event (32) in the manufacturing area (18) of the laser processing machine (12); d) determining (44) at least one visual event recording (46) of the event location (40) from the manufacturing recordings (16); e) visually outputting (48) a monitoring report (50), wherein the monitoring report (50) comprises at least the fault event (32), the event location (40) and an event recording (46) at the time at which the fault event (32) occurs. The invention additionally relates to a monitoring system (54).
A method for monitoring a process of cutting a workpiece with a laser beam includes irradiating a top side of the workpiece with a laser beam, and cutting through the workpiece with the laser beam with a cut from the top side of the workpiece to an underside of the workpiece, the underside of the workpiece being opposite the top side of the workpiece in a beam direction of the laser beam, thereby forming a cutting front and a kerf. The method further includes limiting a power of a part of the laser beam that has passed through the workpiece to a predetermined level. The part of the laser beam having passed through exits from the workpiece on the underside of the workpiece when cutting through the workpiece.
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 26/02 - Mise en place ou surveillance de la pièce à travailler, p. ex. par rapport au point d'impactAlignement, pointage ou focalisation du faisceau laser
45.
METHOD AND DEVICE FOR POSITIONING AND METHOD AND DEVICE FOR MACHINING A FLAT WORKPIECE, IN PARTICULAR A SHEET
During a positioning method for positioning a flat workpiece to be machined, in particular a sheet to be machined, for machining by means of a machining device, the workpiece is moved into a machining position by means of a controlled positioning drive with a positioning movement in a feed direction. During the positioning movement, the workpiece is supported on a workpiece support which, during the positioning movement of the workpiece, is moved, by means of a controlled support drive with a support movement in the feed direction. To avoid slippage between the workpiece and the workpiece support during the positioning movement of the workpiece, the support drive and the positioning drive are synchronized prior to the positioning movement of the workpiece by calibrating a control of the support drive and a control of the positioning drive.
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
B23K 31/00 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
A method for selecting parts to be placed on sheets includes encoding geometric features of each part in a respective geometric information vector, generating a graph in which the geometric features of each part are assigned to one node of the graph, estimating geometrical compatibility indices (GCI) for all pairs of parts, assigning each GCI to a respective edge of the graph, which passes through two nodes representing the pair of parts, determining weights of the edges of the graph depending on the GCI associated with the edges, and assigning the parts to a respective sheet by determining subgraphs through the nodes of the graph by an optimization method. The nodes through which a respective subgraph passes represent the parts to be placed on the respective sheet. A sum of the projected areas of the parts on each subgraph is at most equal to a size of the respective sheet.
G05B 19/042 - Commande à programme autre que la commande numérique, c.-à-d. dans des automatismes à séquence ou dans des automates à logique utilisant des processeurs numériques
47.
COMPUTER-SUPPORTED MANUFACTURING METHOD, MANUFACTURING SYSTEM, COMPUTER PROGRAM AND COMPUTER-READABLE MEDIUM
A computer-supported manufacturing method for manufacturing at least one workpiece according to a manufacturing order using a processing device and for removing the workpiece from the processing device using a removal device having multiple suction elements is provided. The method includes determining a suction element status for the multiple suction elements, determining suction elements among the multiple suction elements that are capable of being used to remove the workpiece based on a workpiece geometry of the workpiece to be removed, predicting a chance of removal success for the workpiece according to the suction element status of the suction elements that are capable of being used for removal, and carrying out the manufacturing order by the processing device upon predicting a successful removal of the workpiece by the removal device.
The invention relates to a mobile imaging device (10) for the location-independent generation of at least one image (12) of a cut edge (14) of a workpiece (16), comprising: a main body (18) comprising a cut-edge stop (20) which is located or formed on the main body and intended for placing the main body (18) against the workpiece (16) having the cut edge (14) to be imaged; an imaging unit (24) which is located in or on the main body (18) and intended for imaging the cut edge (14); wherein the cut-edge stop (20) forms a predetermined edge distance (22) to the imaging unit (24) along an optical imaging axis (28) of the imaging unit (24), wherein the predetermined edge distance (22) causes a constant imaging distance of the imaging unit (24) to the cut edge (14) when the imaging device (24) is placed on the workpiece (16). The invention also relates to an imaging system (42), to an imaging arrangement (40), and to an imaging method (50).
B23Q 17/24 - Agencements sur les machines-outils pour indiquer ou mesurer utilisant des moyens optiques
B26D 5/00 - Dispositions pour manœuvrer et commander les machines ou les dispositifs de coupe, découpage, poinçonnage, perforation ou séparation autrement que par coupe
G01B 11/02 - Dispositions pour la mesure caractérisées par l'utilisation de techniques optiques pour mesurer la longueur, la largeur ou l'épaisseur
G01N 21/88 - Recherche de la présence de criques, de défauts ou de souillures
The invention relates to a method (100) for readjusting a separating process. As part of the method (100), a workpiece (14) and workpiece parameters are provided, wherein the workpiece parameters represent properties of the workpiece (14) that are relevant to the separating process. A manufacturing means (18) for separating the workpiece (14) and parameter values of control parameters for controlling the manufacturing means (18) are also provided. While carrying out a separation step from a group of specified separation steps, the occurring separating forces and/or travel, in particular of the manufacturing means (18), are measured. Actual parameter values of the workpiece parameters are ascertained from the measured separating forces and/or travel using an evaluation model. The actual parameter values of the workpiece parameters are converted into a prediction model (44). The prediction model (44) determines readjustment values of the control parameters in order to minimize the difference between the actual parameter values and target values of the workpiece parameters at separation of the workpiece (14). The control parameters are set to the readjustment values. The method steps from controlling the manufacturing means (18) so as to separate the workpiece (14) to readjusting the control parameters are repeated until the specified separation steps have been carried out.
G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
G05B 13/04 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques impliquant l'usage de modèles ou de simulateurs
The invention relates to a method for outputting identification information on a workpiece part (21) to be identified from a plurality of workpiece parts (20), the workpiece parts (20) each having a cut edge, wherein: at least one first image (6) of at least a part (25) of the cut edge of each workpiece part (20) is generated for each workpiece part (20) of the plurality of workpiece parts (20); the identification information (50) for each workpiece part (20) is assigned to the relevant first image (6); at least one second image (7) of at least a part of the cut edge of the workpiece part (21) to be identified is generated for the workpiece part (21) to be identified; the second image (7) is compared with the plurality of first images (6); the first image (6) with the greatest similarity to the second image (7) is selected, and the identification information (50) assigned to the selected first image (6) is output.
G06V 10/74 - Appariement de motifs d’image ou de vidéoMesures de proximité dans les espaces de caractéristiques
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
51.
HANDLING DEVICE AND HANDLING METHOD FOR HANDLING A PLATE-SHAPED MATERIAL
The invention relates to a handling device and a handling method for handling a plate-shaped material, comprising a support frame (18) which comprises two longitudinal struts (19) and two transverse struts (20), a gripping device (25) which is arranged on the support frame (18) and which has two guide strips (26) that are oriented towards each other, can be moved on the support frame (18), and can be adjusted in a mutually spaced manner, and at least one gripper (30), said grippers being arranged on each guide strip (26) and comprising a gripping element (32) and a clamping element (31) that can be converted into an open position (33) and a closed position (34), wherein the support frame (18) is provided with a support structure (41) which extends at least partly on a plane or parallel to a plane of the support frame (18), the grippers (30) can be moved at least partly within the support structure (41), and in a gripping position, the grippers (30) fix the plate-shaped material (9) so as to rest against the support structure (41) in a transport position.
METHOD FOR ADAPTING A TRAINED MACHINE-LEARNING MODEL OF A MACHINE TOOL, METHOD FOR OPERATING A MACHINE TOOL, MACHINE TOOL, COMPUTER PROGRAM AND COMPUTER-READABLE MEDIUM
The invention relates to a method for measuring flatness deviations of components (16) in a punching machine, comprising an upper measuring tool (10) and a lower measuring tool in the form of a die (11) comprising a central die part (13) which can be moved downwards. The method has the steps of: - measuring the distance (s0) between the upper starting position of the upper measuring tool (10) and the die (11); - placing a component (16) to be measured on the die (11); - moving the upper measuring tool (10) from the upper starting position thereof until an increase in the force being exerted on the upper measuring tool (10) indicates a contact between the upper measuring tool (10) and the component (16) and measuring the path (s1) of the upper measuring tool (10) up until the upper measuring tool contacts the component (16); and - comparing the distance (s0) of the upper measuring tool (10) to the die (11) and the path (s1) traversed by the upper measuring tool (10) up until contacting the component (16) with a starting thickness (d) of the component (16) and checking whether the central die part (13) has moved downwards or remains in its starting position.
G01B 5/213 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques pour mesurer des contours ou des courbes pour mesurer le rayon de courbure
G01B 5/28 - Dispositions pour la mesure caractérisées par l'utilisation de techniques mécaniques pour mesurer la rugosité ou l'irrégularité des surfaces
B21C 51/00 - Dispositifs de mesure, de calibrage, d'indication, de comptage ou de marquage, spécialement conçus pour être utilisés dans la production ou la manipulation des matériaux concernés par les sous-classes
B21D 28/00 - Mise en forme par découpage à la pressePerforation
B26D 5/00 - Dispositions pour manœuvrer et commander les machines ou les dispositifs de coupe, découpage, poinçonnage, perforation ou séparation autrement que par coupe
54.
GRIPPING DEVICE FOR A HANDLING DEVICE, AND ALSO MECHANICAL ARRANGEMENT HAVING SUCH A HANDLING DEVICE
The invention relates to a gripping device (43) for a handling device (31) of a processing machine (11), in particular for handling plate-form or panel-form workpieces (12, 37), having a carrying structure (45), having at least one gripper bar (46, 47), which is arranged on the carrying structure (45) and is oriented for displacement along an axis of the carrying structure (45) and extends along a further axis of the carrying structure (45), which differs from the displacement axis, and having gripping elements (49), which are arranged on the underside of the gripper bars (46, 47) and are intended for handling the at least one workpiece (12, 37), wherein the gripper bars (46, 47) each have, in an end region, at least one gripper finger (51), which - as seen in the longitudinal axis of the gripper bar (46, 47) - is of a tapered design in relation to a main portion (50) of the gripper bar (46, 47).
A handling apparatus (1) for handling a workpiece, in particular a metal sheet, has a carrying structure (3) and a workpiece-side holding unit (4). An actuator can be used to move the holding unit (4) relative to the carrying structure (3), by way of an actuating movement, into a carrying-structure-remote end position and into at least one carrying-structure-side position. During the actuating movement, the holding unit (4) is held on the carrying structure (3). In the carrying-structure-remote end position of the holding unit (4), a holding-unit-side form-fitting element (20), which is connected to the holding-unit-side guide element (18), and a carrying-structure-side form-fitting element (21), which is connected to the carrying-structure-side guide element (17), establish a form fit with a controllable degree of freedom, on account of which the holding-unit-side guide element (18) has a controllable degree of freedom in the direction of the carrying structure (3) relative to the carrying-structure-side guide element (17). The degree of freedom of the holding-unit-side guide element (18) relative to the carrying-structure-side guide element (17) is controllable in that, in the carrying-structure-remote end position of the holding unit (4), a force generator can generate a contact-pressure force, by means of which the holding-unit-side form-fitting element (20) acts on the carrying-structure-side form-fitting element (21) and the magnitude of which is variably adjustable such that the holding-unit-side guide element (18) is or is not deflectable in the direction of the carrying structure (3) relative to the carrying-structure-side guide element (17) and, consequently, longitudinal movability of the holding element (4) is optionally enabled or blocked.
The invention relates to a method for cutting a workpiece (1), in particular a plate-shaped workpiece, using a cutting beam, wherein a workpiece part (2) to be cut free falls downwards from the surrounding remaining workpiece (5) or is lowered after the cutting process, wherein the cutting beam is guided along a cutting contour in order to cut the workpiece part (2). The cutting beam is moved at a first advancing speed (13) in an initially cut region of the cutting contour, and the cutting beam is moved at a second advancing speed (14), which is reduced in comparison to the first advancing speed (13), in a specified end section (E) of the cutting contour.
B23K 26/08 - Dispositifs comportant un mouvement relatif entre le faisceau laser et la pièce
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
B23K 26/38 - Enlèvement de matière par perçage ou découpage
A machine management method for performing planned activities on a machine is provided. Workpieces are manufactured by the machine according to a predetermined schedule during a respective planned activity of the machine. Manufactured workpieces are sorted from a removal area of the machine into a deposition area during a further respective planned activity of the machine according to the predetermined schedule. The method includes determining a manufacturing time for the workpieces by a machine management system based on manufacturing process data of the machine, determining a removal time for sorting the workpieces by the machine management system based on removal process data, changing the predetermined schedule to obtain a changed schedule for the planned activities by the machine management system based on a comparison of the manufacturing time with the removal time, and transferring the changed schedule to a controller of the machine.
G05B 19/418 - Commande totale d'usine, c.-à-d. commande centralisée de plusieurs machines, p. ex. commande numérique directe ou distribuée [DNC], systèmes d'ateliers flexibles [FMS], systèmes de fabrication intégrés [IMS], productique [CIM]
58.
METHOD FOR INSERTING A LASER BEAM OF A LASER CUTTING MACHINE INTO A PLATE-LIKE WORKPIECE FOR CUTTING OUT A WORKPIECE PART FROM THE WORKPIECE ALONG A PREDETERMINED CUTTING CONTOUR ON THE WORKPIECE DESCRIPTION
A method for inserting a laser beam of a laser cutting machine into a plate-like workpiece for cutting out a workpiece part from the workpiece along a predetermined cutting contour on the workpiece is provided. The workpiece rests on a workpiece support having a plurality of supporting regions. Relative positions of the supporting regions in relation to the workpiece are known. The method includes assigning predefined surface regions on the workpiece to the supporting regions based on the known relative positions, and selecting a damage-free insertion point for inserting the laser beam into the workpiece for cutting out the workpiece part. A position of the insertion point lies outside the predefined surface regions such that the laser beam does not pierce any of the supporting regions.
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
59.
METHOD AND DEVICE FOR CHANGING PROCESSING PARAMETER VALUES DURING A BEAM PROCESSING METHOD
A method for changing processing parameter values while a beam processing method is carried out includes changing an advancement speed of the beam processing method relative to a predefined advancement speed, and changing a value of a second processing parameter of the beam processing method relative to a predefined value for the second processing parameter according to a change in the advancement speed.
A method for assisting in distinguishing between sheet-metal workpieces includes selecting at least a first item of workpiece information of a first workpiece and a second item of workpiece information of a second workpiece, retrieving the first item and the second item of workpiece information by a computing unit from a memory and comparing the first item and the second item with each other, determining, by the computing unit, at least one difference between the first item and the second item of workpiece information, obtaining a respective drawing of the first workpiece or the second workpiece from each of the first item and the second item of workpiece information, and outputting the drawings of the first item and the second item of workpiece information graphically via an output unit. The at least one difference is highlighted in at least one of the drawings.
The invention relates to a method for setting values for cutting parameters (122) of a laser cutting machine (1) for sheet metal, wherein: at least one first cut edge (13) is produced by means of the laser cutting machine (1) using a plurality of first cutting parameter values (124); at least one first image (16) of the produced cut edge (13) is created; a plurality of second cutting parameter values (126) is determined automatically based on the first image (16), the plurality of second cutting parameter values (126) comprising the same cutting parameters (122) as the plurality of first cutting parameter values (124), the plurality of second cutting parameter values (126) having at least one cutting parameter value that differs from the plurality of first parameter values (124); and the plurality of second cutting parameter values (126) is set on the laser cutting machine (2).
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 31/00 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux
B23K 31/12 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs à la recherche des propriétés, p. ex. de soudabilité, des matériaux
G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
62.
MAINTENANCE METHOD AND MAINTENANCE SYSTEM FOR A LASER OPTICS SYSTEM
The invention relates to a maintenance method (10) for determining soilings (12) on a laser optics system (14) of a laser beam system (16), having the method steps of: a) producing (20) a speckle image (22) with a plurality of speckles (30) on a speckle image blank (26), wherein the speckle image (22) is formed by irradiating a light-sensitive surface (24) of the speckle image blank (26) with a laser beam (18) passing through the laser optics system (14); b) evaluating (32) the speckle image (22), wherein at least one speckle geometry (34) is determined of at least one of the speckles (30); c) comparing (36) the at least one determined speckle geometry (34) with at least one stored characteristic speckle geometry (38), wherein a soiling (12) of the laser optics system (14) is detected when a predetermined similarity or agreement of the determined speckle geometry (34) with the characteristic speckle geometry (38) is found; g) outputting (40) soiling information (42), wherein the soiling information (42) includes at least the number (43) of detected soilings (12). The invention also relates to a maintenance system (68).
A method for producing a plurality of workpieces (110, 112), and a computer program, a data processing device and a machine tool (104) each configured to carry out the method.
The invention relates to a device (10) for receiving at least one workpiece for a laser- or plasma-cutting device with the features of claim (1), to a laser- or plasma-cutting device comprising such a device (10) with the features of claim (17), and to a method for installing and/or uninstalling such a device (10) with the features of claim (18).
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
B23Q 3/00 - Dispositifs permettant de maintenir, supporter ou positionner les pièces ou les outils, ces dispositifs pouvant normalement être démontés de la machine
B25H 1/02 - ÉtablisÉtagères ou supports portatifs pour disposer des outils portatifs ou des pièces à travailler du type table
B65G 17/06 - Transporteurs comportant un élément de traction sans fin, p. ex. une chaîne transmettant le mouvement à une surface porteuse de charges continue ou sensiblement continue, ou à une série de porte-charges individuelsTransporteurs à chaîne sans fin dans lesquels des chaînes constituent la surface portant la charge avec une surface portante formée par une série de maillons, de plaques ou plates-formes reliés entre eux, p. ex. longitudinaux
65.
DEVICE FOR RECEIVING A WORKPIECE, AND A LASER OR PLASMA CUTTING APPARATUS
The invention relates to a device (10), having features of claim (1), for receiving at least one workpiece for a laser or plasma cutting apparatus, and to a laser or plasma cutting apparatus, having features of claim (11), comprising such a device (10).
B23K 10/00 - Soudage ou découpage au moyen d'un plasma
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
B23Q 3/00 - Dispositifs permettant de maintenir, supporter ou positionner les pièces ou les outils, ces dispositifs pouvant normalement être démontés de la machine
B25H 1/02 - ÉtablisÉtagères ou supports portatifs pour disposer des outils portatifs ou des pièces à travailler du type table
B65G 17/06 - Transporteurs comportant un élément de traction sans fin, p. ex. une chaîne transmettant le mouvement à une surface porteuse de charges continue ou sensiblement continue, ou à une série de porte-charges individuelsTransporteurs à chaîne sans fin dans lesquels des chaînes constituent la surface portant la charge avec une surface portante formée par une série de maillons, de plaques ou plates-formes reliés entre eux, p. ex. longitudinaux
66.
METHOD FOR MONITORING A MACHINING REGION OF A MACHINE TOOL, MONITORING SYSTEM AND MACHINE TOOL
The invention relates to a method (10) for monitoring a machining region (12) of a machine tool (14), in particular a laser cutting machine, having the following method steps: a) positioning (16) at least one optical distance sensor (18) above the machining region (12), wherein the distance sensor (18) is directed to the machining region (12); b) creating (28) a surface profile (24; 24a; 24b) of at least one portion of the machining region (12) by scanning the machining region (12) by means of a measuring beam (20) of the distance sensor (18); c) determining (28) at least one fault situation in the machining region (12) by evaluating the surface profile (24; 24a; 24b); d) outputting (42) a monitoring result depending on the determined fault situation. The invention also relates to a monitoring system (46) and a machine tool (14).
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
B23K 26/08 - Dispositifs comportant un mouvement relatif entre le faisceau laser et la pièce
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
67.
METHOD AND DEVICES FOR WORKPIECE SEPARATION AND FOR DIVIDING UP A REMAINING GRID OF A WORKPIECE SEPARATION
A method for shredding a scrap skeleton produced as a machining product of separating machining of a plate-like workpiece and having a scrap skeleton main plane is provided. The method includes creating an incomplete joint having a course along a separating line running in a longitudinal direction. The scrap skeleton is machined for separation along the separating line. A breakable residual connection arranged along the separating line is established between a first scrap skeleton part and a second scrap skeleton part. The method further includes, after the incomplete joint is created, deflecting the first scrap skeleton part and the second scrap skeleton part relative to one another perpendicularly to the scrap skeleton main plane so that the residual connection between the first scrap skeleton part and the second scrap skeleton part breaks, thereby separating the first scrap skeleton part and the second scrap skeleton part from one another.
A method for processing a plastically deformable workpiece includes driving the workpiece using a workpiece drive so that the workpiece is moved to a feeding drive. driving the workpiece using a feeding drive so that a partial length of the workpiece is conveyed to a working region to be processed, driving the workpiece using the workpiece drive while the feeding drive has been stopped so that an intermediate length of the workpiece is arranged between the workpiece drive and the feeding drive. An advancement speed is adjusted such that the intermediate length is shorter than or equal to a maximum intermediate length. While the workpiece is being conveyed into the working region, a feeding speed of the workpiece generated by the feeding drive and the advancement speed generated by the workpiece drive are adjusted such that the intermediate length is shorter than or equal to the maximum intermediate length.
A sorting apparatus for sorting workpieces of a workpiece sheet includes a support region with support elements for placing the workpiece sheet thereon. At least one sorting opening for the workpieces to fall through is formed between adjacent support elements. The sorting apparatus further includes a collection region arranged below the support region and having at least two collection compartments for collecting the workpieces, a guide region arranged between the support region and the collection region and having at least one guide element for guiding the workpieces falling through the at least one sorting opening to the collection compartments, and an adjustment device for adjusting the collection compartments relative to the at least one guide element and/or for adjusting the at least one guide element relative to the collection compartments such that, via the at least one guide element, workpieces are selectively fed to a respective collection compartment.
A laser processing head for processing a workpiece by a laser beam includes at least one scanning device for diverting the laser beam, and at least one collimator for collimating the laser beam. The at least one collimator is movable during operation along a propagation direction of the laser beam, whereby a diameter of the laser beam incident on the workpiece is changeable.
B23K 26/064 - Mise en forme du faisceau laser, p. ex. à l’aide de masques ou de foyers multiples au moyen d'éléments optiques, p. ex. lentilles, miroirs ou prismes
B23K 26/38 - Enlèvement de matière par perçage ou découpage
71.
METHOD FOR OPERATING A MECHANICAL PRODUCTION PLANT, AND MECHANICAL PRODUCTION PLANT
The invention relates to a method for operating a mechanical production plant, in which method a number of storage pallets (8) that is required for a production process is provided for a pallet storage unit (10). The storage pallets (8) are transferred between a storage location (13/1, 13/2) on a storage rack (9) of the pallet storage unit (10) and a mechanical production device provided for carrying out the production process. The pallet storage unit (10) is designed to match the production process by means of the storage pallets (8). An existing configuration is changed in order to obtain a new configuration of the pallet storage unit (10) in that the storage height of at least one pallet storage location (13/1, 13/2) is changed by changing the number of storage pallets (8) in the pallet storage unit (10). A pallet supply (20) is provided, to which storage pallets (8) are transferred that are required for the existing configuration of the pallet storage unit (10) and that are not required for the new configuration of the pallet storage unit (10) and/or from which storage pallets (8) stored in the pallet supply (20) are removed that are required for the new configuration of the pallet storage unit (10) in addition to the storage pallets (8) required for the existing configuration of the pallet storage unit (10). The invention also relates to a mechanical production plant which is designed to carry out the above method.
B23Q 7/10 - Agencements pour la manipulation des pièces, spécialement combinés aux machines-outils ou disposés dans ces machines ou spécialement conçus pour être utilisés en relation avec ces machines, p. ex. pour le transport, le chargement, le positionnement, le déchargement, le triage au moyen de magasins
B23Q 7/14 - Agencements pour la manipulation des pièces, spécialement combinés aux machines-outils ou disposés dans ces machines ou spécialement conçus pour être utilisés en relation avec ces machines, p. ex. pour le transport, le chargement, le positionnement, le déchargement, le triage coordonnés pour permettre un travail en chaîne
B65G 60/00 - Empilage et désempilage simultanés ou alternatifs d'objets
72.
METHOD FOR CHECKING THE CALIBRATION OF AN IMAGE PROCESSING SYSTEM OF A SHEET METAL WORKING MACHINE
A method for checking calibration of an image processing system of a sheet metal working machine includes arranging a calibration plate of a predefined shape in a removal region for processed workpieces, capturing, using at least one camera of the imaging processing system, an image of the calibration plate in the removal region, testing whether properties of the image in different test sections of the removal region correspond with stored properties of the calibration plate, and outputting a result of the testing.
G06T 7/80 - Analyse des images capturées pour déterminer les paramètres de caméra intrinsèques ou extrinsèques, c.-à-d. étalonnage de caméra
B21D 28/26 - Perforation, c.-à-d. découpage de trous dans des tôles ou des pièces plates
B23K 26/38 - Enlèvement de matière par perçage ou découpage
73.
METHOD FOR REPLACING A SET OF CUTTING PARAMETERS FOR PRODUCING A CUTTING EDGE BY MEANS OF A LASER CUTTING MACHINE WITH AN OPTIMISED SET OF CUTTING PARAMETERS, AND LASER CUTTING MACHINE
The invention relates to a method for replacing a set of cutting parameters for producing a cutting edge (12) by means of a laser cutting machine (10) with an optimised set of cutting parameters, the method comprising the following steps: a1) producing the cutting edge (12) by means of the laser cutting machine (10) using the set of cutting parameters, wherein the cutting edge has a machining error (14), b) classifying the machining error (14) according to the type of machining error (14), c) generating several modified sets of cutting parameters based on the classification, d) producing further cutting edges (16) by means of the laser cutting machine (10) using the modified sets of cutting parameters, wherein each modified set of cutting parameters is used to produce one further cutting edge (16), e) creating an evaluation (18) of the further cutting edges (16) by rating an occurrence of machining errors (22) for each of the further cutting edges (16), f1) ascertaining a further cutting edge (16) evaluated as best in the evaluation (18) of the further cutting edges (16), g) replacing the set of cutting parameters with the optimised set of cutting parameters, wherein the optimised set of cutting parameters is based on the modified set of cutting parameters with which the ascertained further cutting edge was produced.
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 31/10 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs au découpage ou au dépolissage
B23K 31/12 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs à la recherche des propriétés, p. ex. de soudabilité, des matériaux
74.
METHOD, VIBRATION APPARATUS AND SEPARATING APPARATUS FOR SEPARATING AT LEAST ONE WORKPIECE FROM A SCRAP-SKELETON PARTS ASSEMBLY
The invention relates to a method, to a vibration apparatus and to a separating apparatus for separating at least one workpiece (7) from a scrap-skeleton parts assembly (9) produced by cutting machining in a machine tool (3), wherein the scrap-skeleton parts assembly (9) is guided out of the machine tool (3), wherein the scrap-skeleton parts assembly (9) is fed to a separating apparatus (21) comprising a conveying device (27) with a conveying means (28) for transporting the scrap-skeleton parts assembly (9) in a transporting direction (22), and a vibration apparatus (25) is transferred from a rest position into a working position and placed on the scrap-skeleton parts assembly (9), and the vibration apparatus (25) is activated in the working position.
B23Q 7/00 - Agencements pour la manipulation des pièces, spécialement combinés aux machines-outils ou disposés dans ces machines ou spécialement conçus pour être utilisés en relation avec ces machines, p. ex. pour le transport, le chargement, le positionnement, le déchargement, le triage
75.
DEVICE AND METHOD FOR RELEASING A WORKPIECE WITH A CUT EDGE
A device (10) for releasing a workpiece (12) with a cut edge (14), produced by a first machine tool (20), for a further process by a second machine tool (36). The device has a detection means (16), for example a camera (22), and a control means (18). The detection means (16) is designed to detect a formation of the cut edge (14) of the workpiece (12). The control means (18) is designed to release the workpiece (12) for the process (36) based on the detected formation of the cut edge (14) and in the event of a low-level machining defect. Furthermore, the control means (18) is designed not to release the workpiece (12) based on the detected formation of the cut edge (14) and in the event of a high-level machining defect, and the workpiece (12) can be transferred in this case to a third machine tool (38) in order to remedy the machining defect.
G05B 19/406 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par le contrôle ou la sécurité
G05B 19/418 - Commande totale d'usine, c.-à-d. commande centralisée de plusieurs machines, p. ex. commande numérique directe ou distribuée [DNC], systèmes d'ateliers flexibles [FMS], systèmes de fabrication intégrés [IMS], productique [CIM]
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
76.
COMPUTER-SUPPORTED MANUFACTURING METHOD, AND MANUFACTURING SYSTEM
The invention relates to a computer-supported manufacturing method (10) for determining at least one manufacturing parameter (12) for manufacturing a workpiece (14, 16, 18) using a processing machine (20), having the steps of: providing (22) a workpiece geometry (24) of the workpiece (14, 16, 18) to be manufactured; generating (32) a workpiece identification (34), wherein the workpiece identification (34) has a manufacturing characteristic (36) of at least one manufacturing feature (38) which characterizes the workpiece geometry (24); and determining (60) the manufacturing parameter (12) for manufacturing the workpiece (14, 16, 18) to be manufactured by comparing the workpiece identification (34) with stored reference identifications (62), in particular a plurality of stored reference identifications, of workpieces which have already been manufactured. The invention additionally relates to a manufacturing system (64) comprising a system controller (68) for carrying out the manufacturing method (10).
G05B 19/4093 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par la programmation de pièce, p. ex. introduction d'une information géométrique dérivée d'un dessin technique, combinaison de cette information avec l'information d'usinage et de matériau pour obtenir une information de commande, appelée programme de pièce, pour la machine à commande numérique [CN]
G05B 19/4097 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par l'utilisation de données de conception pour commander des machines à commande numérique [CN], p. ex. conception et fabrication assistées par ordinateur CFAO
77.
COMPUTER-IMPLEMENTED METHOD FOR ARRANGING ERROR REPORTS IN AT LEAST TWO ERROR REPORT GROUPS OF SIMILAR ERROR SITUATION
The invention relates to a computer-implemented method (100) for arranging error reports (10) in at least two error report groups (30) of different error situation (31, 32, 33, 34), and to an associated computer program product (8), group-forming system (5) and system (200), comprising the group-forming system (5) and at least one test system (1).
G06F 11/07 - Réaction à l'apparition d'un défaut, p. ex. tolérance de certains défauts
G06F 11/36 - Prévention d'erreurs par analyse, par débogage ou par test de logiciel
G06F 11/22 - Détection ou localisation du matériel d'ordinateur défectueux en effectuant des tests pendant les opérations d'attente ou pendant les temps morts, p. ex. essais de mise en route
A laser machining method includes defining at least one threshold value S0 with respect to a light-intensity-dependent first process variable F in at least one working range KAB or at a working point KAP, detecting a light-intensity-independent second process variable K during operation of a laser machine tool in the at least one working range KAB or at the working point KAP, determining a change in the first process variable F in the at least one working range KAB or at the working point KAP when process conditions change, and changing the at least one threshold value S0 to a second threshold value S0R according to the change of the first process variable F from a first value F0 to a second value F0R.
B23K 31/10 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs au découpage ou au dépolissage
B23K 26/38 - Enlèvement de matière par perçage ou découpage
79.
COMPUTER-IMPLEMENTED METHOD FOR REDUCING ERROR LOGFILES OF A SYSTEM
The invention relates to a computer-implemented method (100) for reducing error logfiles (10) of at least one system (1), and to an associated computer program product (8), a reducing system (5) and a system environment (200) comprising the reducing system (5) and at least one system (1).
The invention relates to a handling device and to a method for removing a residual grid assembly (9) from a workpiece support (15) in a machine tool (3), which assembly can be produced from a plate-shaped material (2) by means of a cutting process and comprises at least one workpiece (7) and a residual grid (8) that are arranged in a common workpiece plane (18) after the cutting process, the handling device comprising a support framework (23) on which a rear-engagement device (24) is provided, the rear-engagement device having rear-engagement elements (19, 20) that can be moved relative to the support framework (23) and, in a gripping position, jointly engage behind the at least one workpiece (7) and the residual grid (8), wherein a holding-down element (26) is provided on the support framework (23), the holding-down element (26) is provided between the support framework (23) and the rear-engagement elements (19, 20) arranged in the gripping position (33), and the residual grid assembly (9) can be positioned so as to be clamped between the holding-down element (26) and the rear-engagement elements (19, 20) arranged in the gripping position.
The invention relates to a method and to a separating device for separating at least one workpiece (7) from a residual grid (8) of a residual grid assembly of parts (9) which is produced in a machine tool (3) from a plate-shaped material (2) by means of a cutting process, wherein the residual grid assembly of parts (9) is fed to a holder (42) of the separating device (41) together with a holding-down element (26) resting on an upper side of the residual grid assembly of parts (9), wherein the holding-down element (26) and the residual grid assembly of parts (9) are jointly excited to vibrate by a vibration drive (45), and wherein the holding-down element (26) enables the at least one workpiece (7) to be separated in a targeted manner only downward with respect to the bottom side of the residual grid assembly of parts (9).
The invention relates to a handling device and to a method for separating a workpiece (7) from a residual grid (8) of a residual grid assembly of parts (9) which can be produced from a plate-shaped material (2) by means of a cutting process, said handling device comprising: a support framework (23) on which a rear-engagement device (24) is provided which has rear-engagement elements (19, 20) that can be moved relative to the support framework (23) from a disengagement position into a gripping position (33) in which the residual grid assembly of parts (9) is engaged from behind; and a holding device (28) which is arranged on the support framework (23) and which comprises at least one holding element (27), by means of which the residual grid assembly of parts (9) can be transferred from a gripping position (33) to a separating position (35) in which the residual grid assembly of parts (9) is lifted away from the rear-engagement elements (19, 20), wherein the residual grid assembly of parts (9) arranged in the separating position (35) can be subjected to vibrations from a vibration tool (34) in order to separate the at least one workpiece (7) from the residual grid (8).
A separating apparatus for the controlled separation of tubular or bar-shaped workpieces has a pivot unit with a storage frame and a lifter. The storage frame is configured to receive a plurality of tubular or bar-shaped workpieces and the lifter is configured to lift the workpieces stored in the storage frame. A conveyor unit has a conveyor slide which forms an inclined conveyor plane for the tubular or bar-shaped workpieces. The pivot unit and the conveyor unit can be arranged in such a manner with respect to each other that a first pivot axis, about which the storage frame of the pivot unit is pivotable, extends along an upper end of the conveyor slide of the conveyor unit. There is also described a loading system with the separating apparatus and a method for using the separating apparatus.
B65G 47/14 - Dispositifs pour alimenter en objets ou matériaux les transporteurs pour alimenter en objets à partir de piles d'objets en désordre ou de tas d'objets en vrac disposant ou présentant les objets par des moyens mécaniques ou pneumatiques durant l'alimentation
84.
COMPUTER-ASSISTED METHOD FOR ALIGNING A WORKING OPTICAL UNIT, MEASURING ASSEMBLY, AND PRODUCTION SYSTEM
The invention relates to a computer-assisted method (10) for aligning a working optical unit (12) of a laser working machine (14) to a contact joint (16) of two workpieces (18, 20) of a workpiece assembly (22; 22a-c) which are to be joined, comprising the method steps of: a) positioning (24) a sensor (26) of a measuring system (28) at the contact joint (16) in a predefined working position of the working optical unit (12) by aligning the sensor (26) to a predefined working coordinate (36) of the workpiece assembly (22; 22a-c); b) creating (38) at least one first surface profile (40; 40a-c) by scanning a surface (42) of the workpiece assembly (22; 22a-c) in at least one first measurement plane (44; 44a-c) and creating at least one second surface profile (50; 50a-c) by scanning the surface (42) of the workpiece assembly (22; 22a-c) in at least one second measurement plane (52; 52a-c); wherein the second measurement plane (52; 52a-c) is oriented transversely or perpendicularly to the first measurement plane (44; 44a-c); c) ascertaining (54) at least one first characteristic profile change (56) in the at least one first surface profile (40; 40a-c) and at least one second characteristic profile change (58) in the at least one second surface profile (50; 50a-c); d) determining (60) at least one target working coordinate (62) according to the at least one first profile change (56) and the at least one second profile change (58). The invention further relates to a measuring assembly (70; 70a-c) and to a production system (64).
A method for removing a plate-shaped first workpiece from an upper side of a stack of plate-shaped further workpieces in a sequential direction of the further workpieces includes lifting the first workpiece using a gripper, and inserting a separating layer between a raised corner of the first workpiece and a second workpiece from the stack of further workpieces. The second workpiece is adjacent to the first workpiece. The method further includes holding down the stack of further workpieces by the separating layer, removing the first workpiece from the stack of further workpieces, and measuring a thickness of the first workpiece.
The invention relates to a computer-implemented nesting method (100) for generating a nesting plan (46) by nesting workpiece parts (44) with different two-dimensional workpiece geometries on a workpiece sheet (40) with a two-dimensional workpiece sheet geometry, wherein the nesting plan (46) can be used for a laser cutting method (300) in order to cut workpiece parts (44) nested according to the nesting plan (46) out of the workpiece sheet (40). (Figure 4)
G05B 19/4093 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par la programmation de pièce, p. ex. introduction d'une information géométrique dérivée d'un dessin technique, combinaison de cette information avec l'information d'usinage et de matériau pour obtenir une information de commande, appelée programme de pièce, pour la machine à commande numérique [CN]
G05B 19/4061 - Évitement des collisions ou des zones interdites
87.
METHOD AND SYSTEM FOR ENABLING A SAFETY-CRITICAL FUNCTION OF A MACHINE
A method for enabling a safety-critical function of a machine includes monitoring a safety-critical region of the machine using a monitoring system. The monitoring system includes at least one monitoring sensor. The method further includes blocking the safety-critical function upon detecting by the monitoring system a first risk in a first signal of the monitoring sensor, combining the first signal of the monitoring sensor at a first point in time with a first identifier to form a first message, sending the first message by the monitoring system to an enabling unit, receiving by the monitoring system from the enabling unit, at a second point in time, a second message with an enabling signal and the first identifier, verifying the second message by the monitoring system, and enabling the safety-critical function by the monitoring system if the verification of the second message is successful.
G05B 19/406 - Commande numérique [CN], c.-à-d. machines fonctionnant automatiquement, en particulier machines-outils, p. ex. dans un milieu de fabrication industriel, afin d'effectuer un positionnement, un mouvement ou des actions coordonnées au moyen de données d'un programme sous forme numérique caractérisée par le contrôle ou la sécurité
88.
MACHINE AND METHOD FOR LASER-CUTTING A PLATE-SHAPED WORKPIECE
The invention relates to a machine (14) for laser-cutting a plate-shaped workpiece (18), in particular a metal workpiece, comprising a workpiece support (10) with a plurality of support elements (12) on which the workpiece (18) can be positioned during a laser-cutting process, wherein support elements (12) which directly adjoin one another have a spacing of at least 100 millimeters, in particular a spacing of at least 200 millimeters, in particular a spacing of at least 500 millimeters, in particular a spacing of at least 700 millimeters; and a controller which is designed to control the laser-cutting process such that the parts (20) of the workpiece (18) which have been cut free remain connected to the remaining piece (22) of the workpiece (18) via at least one material web.
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
89.
SORTING METHOD, SORTING DEVICE, AND ARRANGEMENT WITH SORTING DEVICE
A sorting method automatically sorts workpieces produced in a flatbed machine tool according to a scheduled sorting process by a sorting device. The method includes: providing at least one piece of process information created as a result of manufacturing of the workpieces; analyzing the at least one piece of process information, such that it is determined whether there is a sorting disruption; and upon determining that there is the sorting disruption, automatically modifying the sorting process.
The invention relates to a method for cutting out sheet-metal parts. A sheet-metal plate rests on a plurality of support bars. Sheet-metal parts which could tilt during the cutting-out process are determined. Account is taken here of which support bars are actually present. A machining programme for cutting out the sheet-metal parts is changed in order to prevent a cutting head from colliding with tilted sheet-metal parts. For this purpose, interference contours due to the potentially tilting sheet-metal parts are calculated for various positions of the support bars in an area around their target position. Information relating to the calculated interference contours for the various assumed support bar positions is aggregated in a predefined manner. The changed machining programme prevents the cutting head from entering the regions of the interference contours of sheet-metal parts that have already been cut free during execution of the programme.
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 37/04 - Dispositifs ou procédés auxiliaires non spécialement adaptés à un procédé couvert par un seul des autres groupes principaux de la présente sous-classe pour maintenir ou mettre en position les pièces
91.
VIBRATORY CONVEYOR FOR THE DIRECTED CONVEYING OF A WORKPIECE
A vibratory conveyor (1) for the directed conveying of a workpiece has a carrier plate (2), which is connected to a vibration generator and is provided with a workpiece support. The workpiece support is formed by support elements (3), which are provided with at least one bearing part (6) on the carrier plate side and are mounted on the carrier plate (2) by means of the bearing part (6). The carrier plate (2) has a bearing holder (7) for the bearing part (6) of the support element(s) (3), which bearing holder forms a hollow body segment (8) and in which the bearing part (6) is guided such that it can be adjusted relative to the carrier plate (2) in different setting positions. In order to variably define the conveying direction of the vibratory conveyor (1), the support elements (3) can be oriented differently in the vertical projection onto a plate main plane (5) of the carrier plate (2) with their ends extending away from the bearing part (6) in the plate main plane (5).
B65G 27/04 - Porte-charges autres que les canaux ou conduits hélicoïdaux ou en spirale
B65G 27/08 - Supports ou pièces de montage pour porte-charges, p. ex. châssis, bases de support, dispositifs à ressort
B65G 27/32 - Utilisation de dispositifs pour créer ou transmettre les secousses avec moyens pour commander la direction, la fréquence ou l'amplitude des vibrations ou des mouvements d'oscillation
92.
SORTING METHOD FOR AN AUTOMATIC SORTING PROCESS, AND SORTING DEVICE
A sorting method automatically sorts workpieces arranged in a removal area of a flatbed machine tool, in particular a laser cutting machine or a punching machine, into a deposit area after a sorting process. The method includes: creating at least one actual image that depicts an actual state of the removal area; and analyzing the actual image to identify process disruptions. A measure to adjust the sorting process is automatically initiated upon identifying a process disruption.
A method of manufacturing includes machining a workpiece with a machine tool. A plurality of size classes are predefined for at least one stress parameter of the machine tool. The method includes, during the machining: A) measuring at least one operating parameter of the machine tool; B) calculating the at least one stress parameter from the at least one measured operating parameter; and C) storing a number of times the at least one stress parameter is within each of the size classes.
The invention relates to a computer-supported method (10) for adjusting machining parameters of a laser machining tool (12) depending on a characteristic joint cross section of a contact joint (36; 36a-c) between two workpieces (30, 32) of a workpiece arrangement (34; 34a-c), which workpieces are to be joined, the method comprising the following method steps: a) positioning (22) a sensor (24) of a measuring system (26) in a predefined target machining position of a machining optical system (28) of the laser machining tool (12) at the contact joint (36; 36a-c) by orienting the sensor (24) to a target machining coordinate (14; 14a-c) along a predefined target machining path (40; 4a-c) of the workpiece arrangement (34; 34a-c); b) creating (44) an arrangement profile (46; 46a-c) of the workpiece arrangement (34; 34a-c) by scanning a surface (48; 48a-c) of the workpiece arrangement (34; 34a-c) in a measuring plane (50) transverse to the target machining path (40; 40a-c); c) determining (52) the characteristic joint cross section of the workpieces (30, 32) of the workpiece arrangement (34; 34a-c) by evaluating the arrangement profile (46; 46a-c); f) adjusting (66) the machining parameters depending on the determined characteristic joint cross section. The invention further relates to a measuring assembly and to a manufacturing system.
ii of the laser beam (1) at the location of the optical element (4) are set, and information about a location-dependent contaminant of the optical element (4) is ascertained from the signal strengths Si of the N individual measurements, where i=1...N and i: measurement index. The method according to the invention enables more information about contaminants on an optical element to be obtained in a simple manner, in particular in order to make possible a higher availability of the laser processing device.
A beam cutting method includes conducting at least one cutting procedure while capturing at least one quality parameter. The at least one cutting procedure is intermittently implemented with an operation not subject to a closed-loop control and intermittently implemented with an operation subject to the closed-loop control. The beam cutting method further includes defining a process window in a parameter space of at least one process parameter, and choosing the at least one process parameter within the process window during the operation not subject to the closed-loop control. The at least one process parameter is allowed to be outside of the process window during the operation subject to the closed-loop control. The beam cutting method further includes adapting the process window based on changes in the at least one process parameter during the operation subject to the closed-loop control and/or changes in the at least one quality parameter.
The invention relates to a method for controlling laser cutting processes of a laser cutting machine using an imaging device for imaging a process zone of a laser cutting machine onto an image capture device, the method comprising the steps of: - capturing the radiation emitted from the process zone from a first and at least one second observation direction, the first and second observation directions being different from one another, and imaging, in a spatially separated manner, the radiation captured from the two observation directions in an image capture device; - based on the images, measuring the vertical position (Z) of elements (11, 12, 13, 14, 15, 22) in the process zone and/or measuring the vertical distance between elements (13, 14; 10, 11; 14, 15) using triangulation; - comparing the measured distances with target values and, in the event of deviations, initiating corrective measures and/or safety measures.
B23K 26/03 - Observation, p. ex. surveillance de la pièce à travailler
B23K 26/38 - Enlèvement de matière par perçage ou découpage
B23K 31/12 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs à la recherche des propriétés, p. ex. de soudabilité, des matériaux
The present invention relates to a computer-implemented method for connecting a first computer (2) and a second computer (3) by means of a first communication connection (4) and/or a second communication connection (5), the first communication connection (4) and the second communication connection (5) allowing the first computer (2) and the second computer (3) to be connected, the first communication connection (4) and the second communication connection (5) each having at least a first connection property (11), wherein at least one application (20) is executed on the first computer (2), the first application (20) having at least two application variants (21, 22) having different requirements for the first connection property (11), the application variants (21, 22) having a prioritization order (40), said method involving the steps of: • a) selecting (7) the application variant (21, 22) having the highest priority (41), • b) checking (8) whether the requirements of the selected application variant (21, 22) are met by either of the communication connections (4, 5), • c) if the requirements of the selected application variant (21, 22) are not met by either of the communication connections (4, 5), the application variant (21, 22) with the next lower priority (42) is selected (9) and the method is repeated from step b), d) connecting (10) the first computer (2) and the second computer (3) by means of the first communication connection (4) and/or the second communication connection (5) such that the requirements of the selected application variant (21, 22) for the first connection property (11) are met.
The invention relates to a nozzle (10) for a laser cutting device, the nozzle comprising a nozzle channel (14) which opens via a nozzle outlet opening (22) into the surroundings and through which a laser beam can pass, the laser beam radiating out of the nozzle (10) in a radiation direction (16) via the nozzle outlet opening (22); at least one cooling channel (30) through which a cooling fluid can flow and which comprises an inflow region (32), a deflection region (34) adjoining the inflow region, and an outflow region (36) adjoining the deflection region (34), cooling fluid flowing in the cooling channel (30) being conducted in the inflow region (32) at least partially in the radiation direction (16), deflected in the deflection region (34) and, thereafter, conducted in the outflow region (36); and a collar (28) which, when correctly mounted, rests against a cutting head, as a result of which the at least one cooling channel (30) in the mounted position can be supplied with cooling fluid from the cutting head.
B23K 26/14 - Travail par rayon laser, p. ex. soudage, découpage ou perçage en utilisant un écoulement de fluide, p. ex. un jet de gaz, associé au faisceau laserBuses à cet effet
B23K 26/38 - Enlèvement de matière par perçage ou découpage
The invention relates to a method for monitoring a safety area (1), in particular a machine tool (2), wherein the safety area (1) has at least one access area (3) and access to the safety area (1) is only possible via the access area (3), wherein the access area (3) is monitored at least by a camera (4) and a further sensor (5), wherein the camera (4) and the further sensor (5) are connected to a computer system (6), wherein the computer system (6) monitors by means of the further sensor (5) whether an object (7) enters the safety area (1), wherein the camera (4) captures at least one image (8) of the access area (3) when the computer system (6) detects by means of the further sensor (5) that an object (7) is entering the safety area (1), wherein the image (8) recorded by the camera (4) is only evaluated by the computer system (6) after it has been established by means of the further sensor (5) that an object (7) has entered the safety area (1).
F16P 3/12 - Dispositifs de sécurité agissant en conjonction avec la commande ou le fonctionnement d'une machineCommandes exigeant l'emploi simultané de plusieurs parties du corps humain avec dispositifs, p. ex. des éléments sensibles, qui agissent sur la commande ou le fonctionnement de la machine lorsqu'une partie du corps humain se trouve dans ou près de la zone de danger
F16P 3/14 - Dispositifs de sécurité agissant en conjonction avec la commande ou le fonctionnement d'une machineCommandes exigeant l'emploi simultané de plusieurs parties du corps humain avec dispositifs, p. ex. des éléments sensibles, qui agissent sur la commande ou le fonctionnement de la machine lorsqu'une partie du corps humain se trouve dans ou près de la zone de danger les dispositifs étant des cellules photo-électriques ou d'autres dispositifs sensibles sans contact mécanique
brevets
