A method is provided for providing a compensation sheet (34) for an individual and specific pressing station unit (16) of a cardboard processing machine (10), in particular a die-cutting and/or creasing machine. The method comprises determining an unevenness of an upper platen (24) with respect to a lower platen (26) of a pressing station (16) during a pressing process, establishing at least one compensation sheet (34) with a varying thickness for compensating said unevenness, and producing said sheet (34). The sheet's shape does not depend on the processing job carried out by the machine. Furthermore, the method provides several compensation sheets (34, 34′), each sheet being optimized for a given operating pressure.
A measuring tool (28) for a pressing station (16) of a cardboard processing machine (10), in particular a die-cutting and/or creasing machine, configured to be inserted between an upper platen (24) and a lower platen (26) of the pressing station, the measuring tool (28) comprising at least one sensor (30) composed of one or several distance sensors (32), the sensors (32) being configured to measure a vertical distance to a support surface (38) at a plurality of measuring points when the measuring tool (28) is inserted in the pressing station (16) and the pressing station is closed. Furthermore, a method for providing a compensation sheet (50) for a pressing station (16) of a cardboard processing machine (10) is provided.
The present invention relates to a digital printing module (22) comprising at least one print head (25) having a nozzle plate (27) provided with a plurality of nozzles (29). The print head is mounted in a rotatable chassis (106) allowing a rotation of the print head between a printing position (A) in which the nozzle plate is facing vertically upwards and a cleaning position (B) in which the nozzle plate is facing vertically downwards.
B31B 100/00 - Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs
B41J 3/28 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing downwardly on flat surfaces, e.g. of books, drawings, boxes
B41J 3/54 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed with two or more sets of type or printing elements
B41J 11/00 - Devices or arrangements for supporting or handling copy material in sheet or web form
B41J 25/316 - Bodily-movable mechanisms for print heads or carriages movable towards or from paper surface with tilting motion mechanisms relative to paper surface
4.
A METHOD FOR ADJUSTING A PHASE DIFFERENCE BETWEEN PRINTING UNITS OF A PRINTING DEVICE AND A PRINTING DEVICE
A method is disclosed for adjusting a phase difference between at least a first printing unit (12) of a printing device (10) and a second printing unit (14) of the printing device (10), each printing unit (12, 14) comprising at least one printing head (16), wherein the at least first and second printing units (12, 14) are arranged with a distance to each other with respect to a paper travel direction (20). Moreover, a printing device (10) is disclosed.
A method for manufacturing a patching sheet for a pressing station of a cardboard processing machine, the method comprising the following steps:
obtaining a job recipe, the job recipe defining a model layout of cuts to be applied in a blank being cut in the cardboard processing machine;
cutting a sheet of blanks in the pressing station of the cardboard processing machine according to the model layout to obtain a trial sheet comprising cuts, each of the cuts in the trial sheet being associated to one of the cuts of the model layout;
measuring, by an imaging system, an image of the cuts in the trial sheet; the location of said cuts being defined by the model layout
computing, based on the measured image, the quality of each cut in the trial sheet to obtain a list of defective cuts needing correction;
determining, for each defective cut, a thickness of a patch to be applied on the patching sheet for correcting the defective cut to obtain a list of patches; and
building the patching sheet according to the list of patches.
A method for manufacturing a patching sheet for a pressing station of a cardboard processing machine, the method comprising the following steps:
obtaining a job recipe, the job recipe defining a model layout of cuts to be applied in a blank being cut in the cardboard processing machine;
cutting a sheet of blanks in the pressing station of the cardboard processing machine according to the model layout to obtain a trial sheet comprising cuts, each of the cuts in the trial sheet being associated to one of the cuts of the model layout;
measuring, by an imaging system, an image of the cuts in the trial sheet; the location of said cuts being defined by the model layout
computing, based on the measured image, the quality of each cut in the trial sheet to obtain a list of defective cuts needing correction;
determining, for each defective cut, a thickness of a patch to be applied on the patching sheet for correcting the defective cut to obtain a list of patches; and
building the patching sheet according to the list of patches.
Further, a cardboard processing system is provided.
A method for manufacturing a patching sheet for a pressing station of a cardboard processing machine comprises obtaining a job recipe, the job recipe defining a model layout of creases to be applied in a blank being creased in the cardboard processing machine. Then, a blank is creased in the pressing station of the cardboard processing machine based on the model layout to obtain a trial sheet comprising creases, each of the creases in the trial sheet being associated to one of the creases of the model layout. An image of the creases in the trial sheet is measured by an imaging system. Based on the measured image, the quality of each crease in the trial sheet is computed to obtain a list of defective creases needing correction. For each defective crease, a thickness of a patch to be applied on the patching sheet for correcting the defective crease is determined to obtain a list of patches; and the patching sheet is built according to the list of patches.
A method for manufacturing a patching sheet for a pressing station of a cardboard processing machine comprises obtaining a job recipe, the job recipe defining a model layout of creases to be applied in a blank being creased in the cardboard processing machine. Then, a blank is creased in the pressing station of the cardboard processing machine based on the model layout to obtain a trial sheet comprising creases, each of the creases in the trial sheet being associated to one of the creases of the model layout. An image of the creases in the trial sheet is measured by an imaging system. Based on the measured image, the quality of each crease in the trial sheet is computed to obtain a list of defective creases needing correction. For each defective crease, a thickness of a patch to be applied on the patching sheet for correcting the defective crease is determined to obtain a list of patches; and the patching sheet is built according to the list of patches.
Further, a cardboard processing system is provided.
The invention relates to a mounting device (10) for mounting a supporting board (12) in a flatbed die cutting machine (2), having a support, first and second adjustment units (30), and an adjustable abutment unit (32), the adjustment units (30) and the abutment unit (32) being arranged spaced from each other at the support (11) for receiving the supporting board (12) in a position which is adjustable with respect to the support (11), the mounting device (10) having actuators (46, 56) associated with the adjustment units (30) and the abutment unit (32). The invention further relates to a supporting board (12) for a flatbed die cutting machine (2), having first and second engagement structures (14) adapted for cooperating with first and second adjustment units (30) of a mounting device (10) as defined in any of the preceding claims, and an abutment structure (20) spaced from the first and second engagement structures (14), the engagement structures (14) being adapted for positioning the supporting board (12) in a first direction while the abutment structure (20) is adapted for positioning the supporting board (12) in a second direction which is perpendicular to the first direction. The invention finally relates to a flatbed die cutting machine (2), having a mounting device (10) as defined above and a supporting board (12) as defined above.
The invention relates to a method for improving the consistency of the color density over the printing width of an inkjet printer (10) comprising the steps of:
Printing a 2-dimensional pattern (32), wherein the 2-dimensional pattern (32) has the same nominal print density over a printing width and varying nominal print densities in printing direction;
Dividing the 2-dimensional pattern (32) in multiple columns (38) across the printing width;
Recording with a camera (24) at least one color value for each nominal print density in each of the columns (38);
Deriving a correction curve for each column (38) from the recorded color values; and Correcting printing signals and/or printing patterns with the correction curves.
The invention relates to a method for improving the consistency of the color density over the printing width of an inkjet printer (10) comprising the steps of:
Printing a 2-dimensional pattern (32), wherein the 2-dimensional pattern (32) has the same nominal print density over a printing width and varying nominal print densities in printing direction;
Dividing the 2-dimensional pattern (32) in multiple columns (38) across the printing width;
Recording with a camera (24) at least one color value for each nominal print density in each of the columns (38);
Deriving a correction curve for each column (38) from the recorded color values; and Correcting printing signals and/or printing patterns with the correction curves.
Furthermore, the invention relates to an inkjet printer (10).
The present invention generally relates to a hybrid blanking frame for a sheet processing machine, a blanking system, and a sheet processing machine. The hybrid blanking frame comprises a circumferential frame enclosing an interior space. A movable bar is mounted between opposite side frame portions of the circumferential frame. The hybrid blanking frame is configured to support a full-sheet-delivery setup, a guillotine setup, and a quick-lock blanking setup.
The invention relates an ink conditioner (14) for an inkjet printer, comprising a main body (18) with an ink damping cavity (24), the ink conditioner (14) further comprising a heat transfer element (26), at least one ink inlet (28) and at least one ink outlet (34), wherein the main body (18), the heat transfer element (26), the at least one ink inlet (28) and the at least one ink outlet (34) consist of the same material and form a single piece.
a) towards a junction point (J) where the upper blank is superposed onto the lower blank. The blank joining module comprises a register control system comprising a sensing system and a position correction device (86) configured to displace the upper blank to be aligned to the lower blank.
The invention relates to a manifold for an inkjet printer, comprising a main body (18) with an ink cavity and a temperature control fluid cavity which is in thermal contact with the ink cavity, the manifold (12) further comprising at least one ink inlet, (28) at least one ink outlet (34), at least one temperature control fluid inlet (40) and at least one temperature control fluid outlet (50), wherein the main body (18), the at least one ink inlet (28), the at least one ink outlet (34), the at least one temperature control fluid inlet (40) and the at least one temperature control fluid outlet (50) consist of the same material and form a single piece.
A method for detecting malfunctional nozzles (26) in a printing head (12) of a printing device (10) is provided. The method comprises printing a test pattern (28) with the printing head (12) on a print medium (22), wherein the test pattern (28) comprises at least one continuously and preferably uniformly printed area (30, 32, 34,36), wherein the area (30, 32, 34, 36) extends along the nozzles (26) to be inspected, inspecting the test pattern (28) and indicating that a nozzle (26) is malfunctional if a vertical line (38) is detected in the test pattern (28). Furthermore, a printing device is provided.
The invention discloses a sheet processing machine with an alignment plate at the input. The sheets are piled against the plate, and during each machine cycle, the bottommost sheet is extracted and delivered to a gripper bar of the machine. The alignment plate can move precisely longitudinally and diagonally to adjust the position and the skew of the sheet for correct positioning in the gripper bar. The alignment plate is guaranteed to be kept vertical by using a pair of synchronized linear actuators on each side of the plate. The machine can adapt to varying sheet thickness by adjusting the gap below that plate thanks to a motorized gauge. To even better position the sheets, a set of abutments is provided after the plate, and at a fixed distance to the plate. The abutments are pivoting to get out of the way of the gripper bar when needed.
B65H 1/06 - Supports or magazines for piles from which articles are to be separated adapted to support articles substantially horizontally, e.g. for separation from top of pile for separation from bottom of pile
B65H 3/08 - Separating articles from piles using pneumatic force
B65H 3/12 - Suction bands, belts, or tables moving relatively to the pile
B65H 3/56 - Elements, e.g. scrapers, fingers, needles, brushes, acting on separated article or on edge of the pile
16.
CARDBOARD PROCESSING MACHINE AND METHOD FOR ATTACHING A FOIL TAPE TO A CARDBOARD
A cardboard processing machine (10) is provided, comprising a cardboard conveying device (12), a foil tape conveying device (12) and a pressing station (16), wherein the cardboard conveying device (12) is configured to convey cardboard such that it passes through the pressing station (16) and the foil tape conveying device (14) is configured to convey a foil tape (22) such that it passes through the pressing station (16), wherein the pressing station (16) is configured to press foil tape (22) onto the cardboard such that the foil tape (22) is attached to the cardboard, wherein the cardboard processing machine (10) comprises at least one projection device (36) that is arranged above the foil tape conveying device (14), and wherein cardboard processing machine (10) comprises a control unit (32) that is configured to control the projection device (36) to project a position marking (39) on the components of the foil tape conveying device (14) that indicates the transverse target position of the foil tape (22). Furthermore, a method for attaching a foil tape (22) to a cardboard in a cardboard processing machine (10) is provided.
The present invention relates to inspection system (46) for checking braille characters in a converting machine (1), the inspection system comprises an image sensor (48) configured to capture at least one image of a first braille tool (36) provided with embossing protrusions (40), a memory (52) and a control unit (51). The control unit is configured to determine an actual braille lettering sequence (Sa) from the at least one image and compare the actual braille lettering sequence to a desired braille lettering sequence stored in the memory.
The present invention relates to a feeder module for discharging sheets into a converting machine. The feeder module comprises a movable discharge conveyor comprising a plurality of belt conveyors which are configured to move between a discharge position (DP) in which the belt conveyors are contacting the lowermost positioned sheet in the stack and discharges said sheet, and a clearing position (CP) in which the conveyor belts are located underneath the loading surface.
The present invention relates to a feeder module for a converting machine, the feeder module comprises an upper feeder assembly, and a lower feeder assembly comprising a loading surface configured to receive a stack of sheets. The upper feeder assembly (20) comprises a gauge (32), wherein a distance (d1) between a vertical distal end of the gauge and the loading surface defines a clearance through which a lowermost positioned sheet in the stack can pass at a time. A feed roll assembly (34) located downstream of the gauge comprises an upper feed roller (35a) and a lower feed roller (35b). The lower feeder assembly (22) and the lower feed roller are displaceable in the vertical direction.
B65H 1/06 - Supports or magazines for piles from which articles are to be separated adapted to support articles substantially horizontally, e.g. for separation from top of pile for separation from bottom of pile
B41F 21/00 - Devices for conveying sheets through printing apparatus or machines
B65H 5/06 - Feeding articles separated from pilesFeeding articles to machines by rollers
B65H 5/22 - Feeding articles separated from pilesFeeding articles to machines by air-blast or suction device
B65H 7/00 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
The present invention relates to a separator device (22) for a folder-gluer machine, the separator device being configured to divide a shingled stream of folding boxes into separate batches, the separator device comprising a vertically movable separator head and at least one upper evacuation conveyor belt.
The present invention relates to a separator device (22) for a folder-gluer machine, the separator device being configured to divide a shingled stream of folding boxes into separate batches, the separator device comprising a vertically movable separator head and at least one upper evacuation conveyor belt.
A lower conveyor system (30) has a lower evacuation conveyor belt, such that the folding boxes are pinched between and transported by the upper evacuation conveyor belt and the lower second conveyor belt in unison.
B65H 29/66 - Advancing in streams of overlapping articles
B31B 50/00 - Making rigid or semi-rigid containers, e.g. boxes or cartons
B31B 50/96 - Delivering singly or in succession in an overlapping arrangement
B31B 120/30 - Construction of rigid or semi-rigid containers collapsibleConstruction of rigid or semi-rigid containers temporarily collapsed during manufacturing
B65H 29/00 - Delivering or advancing articles from machinesAdvancing articles to or into piles
B65H 29/12 - Delivering or advancing articles from machinesAdvancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands
21.
METHOD FOR CUTTING, CREASING AND/ OR EMBOSSING A CARDBOARD AND CARDBOARD PROCESSING MACHINE
A method is provided for cutting, creasing and/or embossing a cardboard in a cardboard processing machine (10) comprising a rotary die cutting machine (12), the rotary die cutting machine (12) comprising a first rotating cylinder (22) and a second rotating cylinder (24), wherein each of the first and the second cylinder (22, 24) has a cutting, creasing and/or embossing area (26) and a compensation area (28) that extends along the circumference of the respective cylinder (22, 24). A continuous cardboard web (11) being printed with a plurality of repetitive printed sections (40, 41, 42) is run between the two cylinders (22, 24) in a processing direction, wherein a printing length (l) of a printed section (40, 41, 42) is shorter than a circumference of the rotating cylinders (22, 24). Afterwards the cardboard web (11) is pulled back in a direction opposite to the processing direction to such an extent that after a full rotation of the rotating cylinders (22, 24) the cutting, creasing and/or embossing area of the rotating cylinders (22, 24) meets the beginning of the second printed section (41). Moreover, a cardboard processing machine (10) is provided.
a) and a support structure (38). The support structure (38) comprising a plurality of rollers (56), each roller being attached to a roller frame (54) and arranged in a line, the roller frames being connected to each other by a connection mechanism (62). The connection mechanism (62) is extendable and retractable in the direction of transportation, such that a contact length (Lc) of the first conveyor belt is modified and all rollers remain in contact with the first conveyor belt.
B65H 29/16 - Delivering or advancing articles from machinesAdvancing articles to or into piles by contact of one face only with moving tapes, bands, or chains
B65H 29/12 - Delivering or advancing articles from machinesAdvancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands
B65H 33/12 - Forming counted batches in delivery pile or stream of articles by creating gaps in the stream
23.
METHOD FOR DETERMINING A DRYING PROCEDURE OF A PRINTED PRODUCT AND INDUSTRIAL PRINTING MACHINE
The present invention generally relates to a method (34) for controlling a drying procedure of a printed product and an industrial printing machine (10). The printed product is manufactured by the industrial printing machine (10). An image to be printed is split into several image cells. For each image cell a total amount of ink to be used and an average lightness value of the ink to be printed within the respective image cell are determined. For each image cell a cell-dependent amount of infrared radiation to be applied for drying the ink to be used within the respective image cell is determined based on the total amount of ink to be used and the average lightness value determined in view of the respective image cell. A mixture of the drying procedure to be applied for drying the ink to be used within the image to be printed is determined based at least on the cell-dependent amounts of infrared radiation to be applied and a moving speed of the printed product. The mixture comprises at least a ratio of an overall amount of infrared radiation and an overall amount of convective heating.
The invention relates to a blanking station comprising a blanking tool (12), at least one blank receiving unit (14, 16) for receiving and piling of blanks (20) in a blank collecting space (22) in a piling direction, and at least one flexible guide (18), located between the blanking tool (12) and the receiving unit (14, 16), wherein the flexible guide (18) comprises at least one guiding surface (32) adapted for guiding the blanks (20), being oriented in parallel to the piling direction and arranged so as to define an outer contour of the blank collecting space (22), and wherein the flexible guide (18) further comprises at least one flexible portion (28), located in proximity to the blank receiving unit (14, 16), wherein the flexible portion (28) is elastically deformable in a first direction along the outer contour of the blank collecting space (22) and wherein the flexible portion (28) has a lower stiffness in the first direction than in a second direction perpendicular to the outer contour of the blank collecting space (22) to avoid deflection of the flexible portion (28) into the blank collecting space (22) in case of collision with a blank receiving unit (14, 16). Furthermore, the invention relates to a flexible guide for guiding blanks (20) in a blanking station (10).
The present invention generally relates to an industrial printing device (10) and an industrial printing process (42). The industrial printing device (10) comprises at least an input stage (12), an output stage (14), a cutting stage (18), and a printer stage (20). The printer stage (20) is arranged between the input stage (12) and the output stage (14). The cutting stage (18) is arranged upstream of the printer stage (20). The cutting stage (18) comprises a laser cutting device (19) such that material (16) is continuously processable between the input stage (12) and the output stage (14) by at least the cutting stage (18) and the printer stage (20).
A packaging material processing machine (10) is described. It comprises an upper processing tool (12) and a lower processing tool (14) being configured for interacting with each other in order to process the sheet material. Moreover, a drive unit (18) is provided which comprises an electric machine (20) and a flywheel (22). An electrical supply unit (28) is electrically connected to the electric machine (20) such that the electric machine (20) is operable as an electric motor. Moreover, an electrical energy recovery unit (44) is electrically connected to the electric machine (20) such that the energy recovery unit (44) is able to store or transfer electrical 10 energy provided by the electric machine (20) operating as an electric generator, the flywheel (22) being rigidly connected to the drive unit (18). Additionally, a method for operating a packaging material processing machine (10) is presented.
B30B 15/14 - Control arrangements for mechanically-driven presses
B26F 1/40 - Cutting-outStamping-out using a press, e.g. of the ram type
B30B 1/10 - Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism
27.
Inkjet printing system and method for controlling jetting temperature
The invention relates to an inkjet printing system (10) and method for controlling the jetting ink viscosity. A printing head (16) comprises a first pressure sensor (20) located at a fluid inlet (26) and a second pressure sensor (22) located at a fluid outlet (28). A control unit (24) is configured to retrieve the volumetric flow (Q) from a supply pump (18) of the inkjet printing system (10) and the inlet and outlet pressures (P_in, P_out) from the pressure sensors (20, 22). The control unit (24) is further configured to calculate an actual flow resistance (R_a) and a required temperature change (ΔT) of the ink such that a calibrated ink viscosity (μ_ref) is obtained.
The invention relates to an inspection device (42) for checking the position of at least one coating on a blank (1) transported through a converting machine (10). The inspection device comprising a camera (49) configured to capture an image of a portion of the blank provided with a reference mark (30) comprising at least one coating,
An optical axis (A) of the camera is arranged at first angle (φ) in relation to a vertical axis (V) defined by a normal vector (N) of a surface of the blank (1). An illumination system (50) is configured to emit incident light rays towards a measuring point (Pm) on the blank 1. The incident light rays from the illumination system are directed to the reference mark and specular reflected light rays from the reference mark are captured by the camera.
A sheet material processing tool (14), especially a cardboard or paper processing tool, is described. It comprises a carrier frame (26), having a front frame member (28) extending substantially perpendicular to a processing direction (P) for a sheet material to be processed, a rear frame member (30) extending substantially parallel to the front frame member (28), a first lateral frame member (32) connecting corresponding first ends (28a, 30a) of the front frame member (28) and the rear frame member (30) and a second lateral frame member (34) connecting corresponding second ends (28b, 30b) of the front frame member (28) and the rear frame member (30). Furthermore, a first multi-purpose interface (54) is provided for selectively connecting a first tool element for processing the sheet material to the carrier frame (26). Additionally, a sheet material processing station is presented. It comprises a support structure, wherein a sheet material processing tool(14) is connected to the support structure. Moreover, a sheet material processing machine having such a sheet material processing station is explained.
B26D 7/26 - Means for mounting or adjusting the cutting memberMeans for adjusting the stroke of the cutting member
B26D 1/06 - Cutting through work characterised by the nature or movement of the cutting memberApparatus or machines thereforCutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
The invention relates to an inspection device (42) for a converting machine (10), the inspection device comprising a camera (49) configured to capture an image of a portion of a blank (1) provided with a reference mark (30). The camera is arranged inside an external housing shroud (70), and wherein a thermoelectric element (78) is arranged between the camera and the external housing shroud.
A sheet processing machine (10) has a device (44) for monitoring sheets (12) and a transfer mechanism (26) for moving sheets (12) along a handling direction within the sheet processing machine (10). The device (44) comprises a light emitting element forming a light barrier in a sheet passage between the light emitting element and the light receiving element. A control unit (46) is connected to the light receiving element and is adapted to register each sheet (12) passing the sheet passage.
B65H 7/14 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors by photoelectric feelers or detectors
The present invention relates to a stacker module for a folder-gluer machine, the stacker module being located downstream of a transfer module in a direction of transportation of the folder-gluer machine and configured to receive folding boxes from a conveyor in the transfer module. The stacker module comprises a loading surface configured to receive a plurality of folding boxes in order to form a stack and to descend vertically as the number of folding boxes on the loading surface increases, and a linearly movable ejector configured to eject the stack from the loading surface. A front abutment guide configured to move between an abutment and a clearing position to retain and release the stack.
B65G 57/03 - Stacking of articles by adding to the top of the stack from above
B65G 57/112 - Stacking of articles by adding to the top of the stack the articles being stacked by direct action of the feeding conveyor the conveyor being adjustable in height
B65H 29/14 - Delivering or advancing articles from machinesAdvancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands and introducing into a pile
B65H 31/32 - Auxiliary devices for receiving articles during removal of a completed pile
a). Furthermore, the reel support assembly (14) comprises an elevator unit (24) having a support element (26) on which a reel (12) may be placed. The support element (26) is supported on the support frame (16) in a vertically movable manner. Additionally, a hotfoil stamping machine (10) is presented which comprises such a reel support assembly (14). The reel support assembly (14) is arranged at an upstream end of the hotfoil stamping machine (10) with respect to a web travelling direction.
A clamping device (18) for supporting a reel having a tubular core is described. The clamping device (18) comprises a base body (20) with a mounting interface (22) for fixing the base body (20) on a machine frame. Additionally, it has a carrier body (36) configured for being placed inside the tubular core of the reel. The carrier body (36) is rotatably supported on the base body (20) such that the carrier body (36) can rotate with respect to the base body (20) about an axis (38) of rotation. Moreover, a plurality of clamping elements (42) are coupled with an actuation mechanism (76) such that the clamping elements (42) can selectively protrude from an outer circumference of the carrier body (36) and selectively be retracted to be at least flush with the outer circumference of the carrier body (36). Furthermore, a brake mechanism is arranged between the base body (20) and the carrier body (36) for selectively decelerating or blocking the rotation of the carrier body (36) with respect to the base body (20).
A positioning assembly (30) for positioning a sheet material, especially at an entry portion of a sheet material processing machine, is described. It comprises a support beam (32) on which at least a portion of a sheet material to be positioned can be placed and a plurality of clamping fingers (38). The support beam (32) is coupled to a drive unit (60) configured for translationally moving the support beam (32) along a travelling direction (y) of the sheet material, translationally moving the support beam (32) along a direction (x) transverse to the travelling direction (y) and rotationally moving the support beam (32) with respect to a pivot axis (z) being perpendicular to the traveling direction (y) and the transverse direction (x). Each of the clamping fingers (38) is coupled to an individual clamping finger actuation unit (40). Moreover, a sheet material processing machine comprising such a positioning assembly (30) is presented.
B65H 9/12 - Registering, e.g. orientating, articlesDevices therefor carried by article grippers
B65H 7/08 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to incorrect front register
B65H 7/10 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to incorrect side register
36.
METHOD FOR PROCESSING A CARDBOARD WITH A LASER BEAM
A method for processing a cardboard (12) with a laser beam (14) is provided, wherein the laser beam (14) is moved over the cardboard (12) along a desired folding line (24) such that an upper layer of the cardboard (12) is ablated without cutting through the cardboard (12), wherein the laser beam (14) is adjusted such that the laser beam (14) is focused below the cardboard (12). Further, a device (10) for carrying out a method for processing a cardboard (12) with a laser beam (14) is provided.
A sheet processing machine with a transfer mechanism for moving sheets along a handling direction of the sheet processing machine and with a waste evacuation device (36) for releasing the sheets. The transfer mechanism comprises a sheet handling element (28) for moving a sheet, the sheet handling element (28) comprising at least one sliding element (54). The sheet handling element (28) is adapted to release the sheet when passing the waste evacuation device (36). The waste evacuation device comprises at least one alignment element (38) adapted to interact with the at least one sliding element (54) for minimizing deformation of the sheet handling element (28) when passing the waste evacuation device (36).
B65H 29/00 - Delivering or advancing articles from machinesAdvancing articles to or into piles
B26D 7/18 - Means for removing cut-out material or waste
B65H 5/00 - Feeding articles separated from pilesFeeding articles to machines
B65H 29/04 - Delivering or advancing articles from machinesAdvancing articles to or into piles by mechanical grippers engaging the leading edge only of the articles the grippers being carried by endless chains or bands
An ink cartridge receiving module having a plurality of receiving spaces (14) for receiving a plurality of ink cartridges (20), each receiving space (14) having a bottom surface (22) which is inclined at an angle between 10° and 45° with respect to a horizontal plane, each receiving space (14) further having a connector (30) adapted for removing ink from the respective cartridge (20), the connectors (30) being arranged at the lower side of the receiving spaces (14).
The present invention generally relates to a method for variable data printing. A data set of compressed data is provided. The data set corresponds to a basic image layout comprising a plurality of dots. Using at least one general purpose computation on graphics processing unit the compressed data is decompressed to obtain decompressed data corresponding to the basic image layout. To each dot of the plurality of dots of the basic image layout a color value is assigned based on a reference entry of a color lookup table such that a decompressed first customized image layout to be printed is obtained. The decompressed first customized image layout is provided to at least one printer device. At least the decompressed first customized image layout is printed. The at least one printer device continuously prints subsequent decompressed customized image layouts at a predefined minimum printing speed.
A tool clamping assembly (38) for clamping a blanking tool (40) intended to be used in a blanking station of a sheet processing machine has a frame (46) to which the blanking tool (40) is to be clamped and at least one clamping element (48). The frame (46) has an aligning mechanism adapted for aligning the blanking tool (40) in a first direction. Further, the frame (40) has at least one support surface (60) oriented to support the blanking tool (40) in a second direction which is perpendicular to the first direction, and at least one abutment surface (62) oriented to support the blanking tool (40) in a third direction which is perpendicular to the first and second directions. The clamping element (48) is displaceable between an open position and a clamping position, the clamping element (48) being adapted for clamping the blanking tool (40) against both the support surface (60) and the abutment surface (62).
A tool clamping assembly (38) for clamping a blanking tool (40) intended to be used in a blanking station of a sheet processing machine has a frame (46) to which the blanking tool (40) is to be clamped and at least one clamping element (48). The frame (46) has an aligning mechanism adapted for aligning the blanking tool (40) in a first direction. Further, the frame (40) has at least one support surface (60) oriented to support the blanking tool (40) in a second direction which is perpendicular to the first direction, and at least one abutment surface (62) oriented to support the blanking tool (40) in a third direction which is perpendicular to the first and second directions. The clamping element (48) is displaceable between an open position and a clamping position, the clamping element (48) being adapted for clamping the blanking tool (40) against both the support surface (60) and the abutment surface (62).
Further, a blanking tool assembly with such a tool clamping assembly is shown.
A sheet processing machine comprises a receiving area (38) for collecting a sheet pile and a device (36) for determining the height of the sheet pile. The device (36) comprises a manually displaceable first sensor element arranged at a first side (48) of the receiving area (38), and an automatically displaceable second sensor element (50) arranged at an opposite side (52) of the receiving area (38) such that the first and second sensor elements (50) are arranged opposite each other along a width direction of the receiving area (38). The first sensor element and the second sensor element (50) are displaceable along a length direction of the sheet receiving area (38), wherein the first sensor element is one of a light emitting source and a light receiving sensor (56) and the second sensor element (50) is the other one of a light emitting source and a light receiving sensor (56). The light emitting source and the light receiving sensor (56) form a light barrier (58) along the width direction when facing each other.
B65H 43/06 - Use of control, checking, or safety devices, e.g. automatic devices comprising an element for sensing a variable detecting, or responding to, completion of pile
A sheet processing machine with a transfer mechanism for moving sheets along a handling direction of the sheet processing machine and with a waste evacuation device (36) for releasing the sheets. The transport mechanism comprises at least one sheet handling element (28) for moving a sheet. The waste evacuation device (36) further comprises a passage (46) formed between an opening surface (48) and a restraint surface (50). The at least one sheet handling element (28) comprises a first sliding element (68) and a second sliding element (70) being in contact with the opening surface (48) and the restraint surface (50), respectively, when passing the waste evacuation device (36).
B65H 29/04 - Delivering or advancing articles from machinesAdvancing articles to or into piles by mechanical grippers engaging the leading edge only of the articles the grippers being carried by endless chains or bands
B26D 7/18 - Means for removing cut-out material or waste
43.
Positioning device and positioning assembly for holding a flat flexible part, and sheet material processing machine
s) of the suction channel (70) along its entire respective length have/has a smooth rim. Additionally, a positioning assembly comprising at least one such positioning device (38) is presented. Moreover, a sheet material processing machine is introduced which comprises at least one positioning assembly.
A method for fine adjustment of the position of ink drops printed by at least one printing head (12) of a printing device, the printing head (12) being a two-dimensional printing head (12) comprising a plurality of nozzles (30). In one method step, an ink drop is dispensed at a plurality of nozzles (30) of the at least one printing head (12) simultaneously to print an image, preferably at all nozzles (30) of the printing head (12). In another method step, the printed image is captured by a camera (20), wherein the camera (20) captures the pattern of dots printed by the printing head (12) and the captured pattern is compared to a pattern (36) of the nozzles (30) of the printing head (12). In a further method step, the dispensation of an ink drop from at least one nozzle (30) is modified in terms of timing with respect to the dispense of ink drops from the other nozzles (30) of the printing head (12) for the subsequent printing process if a deviation has been detected between the pattern (36) of dots printed by the printing head (12) and the nozzle pattern (36). Furthermore, a printing device is provided.
B41J 2/215 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material by passing a medium, e.g. consisting of an air or particle stream, through an ink mist
A method for aligning printing heads (12) of a printing device is provided, the printing heads (12) being two-dimensional printing heads (12) comprising a plurality of nozzles (30). In one method step, an ink drop is dispensed at a plurality of nozzles (30) of every printing head (12) simultaneously to print an image, preferably at all nozzles (30) of every printing head (12). In another step, the printed image is captured by a camera (20) whose resolution may be smaller than the print resolution. The position and/or orientation of each of the printing heads (12) is determined based on the image captured by the camera (20) and the deviation of the position and/or orientation of each printing head (12) from a target position and/or orientation is determined. The position and/or the orientation of the printing heads (12) is adjusted based on the determined deviation. Moreover, a printing device (10) is provided.
A sheet processing machine (10) with a jam detection device (44, 46), the jam detection device (44, 46) comprising a light emitting element and a light receiving element forming a light barrier in a detection zone (53, 78) of a processing station of the sheet processing machine (10). The jam detection device (44, 46) further comprises a control unit (48) being connected to the light receiving element and being adapted to register if the light barrier is interrupted.
B26D 5/00 - Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
B65H 31/32 - Auxiliary devices for receiving articles during removal of a completed pile
F16P 3/14 - Safety devices acting in conjunction with the control or operation of a machineControl arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
47.
Sheet material processing unit and methods for assessing an alignment
A sheet material processing unit (10) is described. It comprises an upper tool (18) and a lower tool (14), wherein the upper tool (18) and the lower tool (14) are configured to interact with each other in order to process sheet material (26). Furthermore, a camera unit (40) is provided which is arranged such that it is able to simultaneously capture a portion of the upper tool (18) comprising a first opening (28) and a portion of the lower tool (14) lying behind the first opening (28) for aligning the tools (14, 18). The sheet material processing unit (10) additionally comprises a first and a second set of light sources which are distinct from one another and are configured for subsequently illuminating the portions to be captured. Moreover, methods for assessing an alignment of the upper tool (18) with respect to the lower tool (14) and with respect to the sheet material (26) are presented.
B26D 5/00 - Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
B26D 7/26 - Means for mounting or adjusting the cutting memberMeans for adjusting the stroke of the cutting member
48.
METHOD AND A SYSTEM FOR TRACKING THE DOWNTIME OF A PRODUCTION MACHINE
A method for tracking the downtime of a production machine (12) comprises the steps of:
Receiving sensor data (SD) from the production machine (12) and production target data (PTD),
Combining the sensor data (SD) and the production target data over a certain period (40) providing combined data (D) and calculating characteristic data (CD) of the combined data (D),
Determining if the combined data (D) is from a downtime period (44) of the production machine (12) based on the characteristic data (CD), and
Characterizing the downtime period (44) using a machine learning module (48) implemented in the control unit (32), the machine learning module (48) providing a reason (R) for the downtime period (44) as an output value.
Further, a system (19) for tracking the downtime of a production machine (12) is shown.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
The present invention relates to a stacker module (28) for a folder-gluer machine (1). The stacker module comprises a loading surface (90) configured to receive a plurality of folding boxes and to descend vertically as the number of folding boxes on the loading surface increases, and a linearly movable ejector (76) configured to be moved from a retracted position (RP) to an extended position (DP). The stacker further comprises an upper guide (110), configured to move between a clearing position (CP) which is vertically distant from the upper surface of the stack, and a guiding position (GP), in which the upper guide is located closer to the upper surface of the stack, and wherein the upper guide is in the guiding position when the ejector is moved from the retracted position to the evacuation position.
B65H 31/30 - Arrangements for removing completed piles
B65H 29/14 - Delivering or advancing articles from machinesAdvancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands and introducing into a pile
50.
Positioning device and positioning assembly for holding a flat flexible part, and sheet material processing machine
s) of the sealing protrusion (64). Additionally, a positioning assembly (24) is presented which comprises at least one such positioning device (38). Furthermore, a sheet material processing machine comprising at least one such positioning assembly (24) is introduced.
B65H 9/08 - Holding devices, e.g. finger, needle, suction, for retaining articles in registered position
B65H 29/04 - Delivering or advancing articles from machinesAdvancing articles to or into piles by mechanical grippers engaging the leading edge only of the articles the grippers being carried by endless chains or bands
B65B 35/24 - Feeding, e.g. conveying, single articles by endless belts or chains
B65H 29/18 - Delivering or advancing articles from machinesAdvancing articles to or into piles by contact of one face only with moving tapes, bands, or chains and introducing into a pile
B31B 100/00 - Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs
B31B 120/30 - Construction of rigid or semi-rigid containers collapsibleConstruction of rigid or semi-rigid containers temporarily collapsed during manufacturing
52.
Sheet material processing unit and sheet material processing machine
r) is provided being configured for decoupling the gripper unit (46) from the transport system (32) and providing the gripper unit (46) to a neighboring sheet material processing unit (20, 22, 24) and/or receiving a gripper unit (46) from a neighboring sheet material processing unit (20, 22, 24) and coupling the received gripper unit (46) to the corresponding transport system (32). Additionally, a sheet material processing machine (10) is presented which comprises at least two such sheet material processing units (20, 22, 24).
The invention relates to grasping system comprising a grasping head (15) for a sheet transporting device, in particular for transporting an insert sheet to be inserted between rows of folding boxes in a receptacle, the grasping head (15) having at least one support frame (80) and a plurality of aspiration elements (17, 18). The aspiration elements (17, 18) are mounted on holding elements (50) which are received on the support frame (80) so as to be displaceable with respect to the support frame (80).
B25J 15/06 - Gripping heads with vacuum or magnetic holding means
B65B 5/10 - Filling containers or receptacles progressively or in stages by introducing successive articles, or layers of articles
B65B 25/14 - Packaging paper or like sheets, envelopes, or newspapers, in flat, folded, or rolled form
B65B 35/18 - Feeding, e.g. conveying, single articles by grippers by suction-operated grippers
B65B 61/20 - Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for adding cards, coupons or other inserts to package contents
B65H 5/08 - Feeding articles separated from pilesFeeding articles to machines by grippers, e.g. suction grippers
B65H 5/14 - Details of grippersActuating mechanisms therefor
B25J 13/08 - Controls for manipulators by means of sensing devices, e.g. viewing or touching devices
54.
Sheet pile supporting assembly and method for operating a sheet pile supporting assembly
A sheet pile supporting assembly (24) for a sheet material processing machine is presented. It comprises a plurality of sheet pile supporting bars (28) and a movable guiding means for selectively moving one or more of the sheet pile supporting bars (28) from a retracted position to an extended position. Additionally, an automatic selection unit (30) is provided for automatically selecting the sheet pile supporting bars (28) to be moved to the extended position and for coupling the selected sheet pile supporting bars (28) to the movable guiding means. Moreover, a method for operating a sheet pile supporting assembly (24) for a sheet material processing machine is explained.
A tool insert for a machine, in particular a cutting, punching and/or folding machine, is disclosed. The tool insert (24) has an identification element (38) comprising tool information about the type of the tool insert (24) and/or about the area of application of the tool insert (24). The identification element (38) is machine-readable such that the tool information is transmitted to the machine when the machine reads out the identification element. Further, a machine, a machine system and a method for operating a machine are disclosed.
G06K 19/07 - Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards with integrated circuit chips
B65B 57/18 - Automatic control, checking, warning or safety devices causing operation of audible or visible alarm signals
G05B 19/042 - Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
B65B 43/10 - Forming three-dimensional containers from sheet material by folding the material
56.
Centring block for centring a tooling board in a flat bed die-cutting, stripping or blanking machine and centring assembly
A centring block (12) for centring a tooling board (14) in a flat bed die-cutting, stripping or blanking machine is provided, the tooling board (14) having a protruding alignment element (30), comprising a first clamp (24) and a second clamp (26) which are arranged adjacent to each other to define a reception space (28) between them and which are mounted linearly moveable separately from each other in a direction perpendicular to a main extension plane of the tooling board (14) and at least one biasing means (34) which is configured to bias the first and the second clamps (24, 26) towards an aligning position against the tooling board (14), wherein each of the clamps (24, 26) comprises a stop portion (31) for restricting a movement of the tooling board (14) in an insertion and an opposite direction and to fix the tooling board (14) is in a centre position. Furthermore, a centring assembly (10) comprising a centring block (12) is provided.
A mounting device (12) for mounting a tooling board (14) in a flat bed die-cutting, stripping or blanking machine comprises at least one first clamping jaw (38) which is moveable from an unlocked position, in which a tooling board (14) may be removed from or inserted into the machine, to a locked position, in which a tooling board (14) may be fixed in the machine, at least one actuator (18) which comprises a moveable piston (54) and a piston rod (56) coupled to the piston (54), wherein the actuator (18) is configured to transfer the at least one first clamping jaw (38) from the locked position to the unlocked position, and wherein the actuator (18) is coupled to the at least one clamping jaw (38) via an attachment point (60) which has a fixed position relative to the first clamping jaw (38). Furthermore, a mounting assembly (10) comprising a mounting device (12) is provided.
A method for generating decks of sheet elements (18) comprises the steps of positioning a set of numerous sheet elements (18) onto a transport surface of a transport device (30) to partly overlap in transport direction (T). The set of overlapping sheet elements (18) is moved against a stop member (44). The stop member (44) is moved in the transport direction (T) with a lower velocity than a velocity of the transport surface. By maintaining displacement of sheet elements (18) which are not yet contacting stop member (44) all sheet elements are shifted towards stop member (44) to define a deck. The method is carried out by a corresponding device.
A stacking device for generating decks (10) of sheet elements (12) comprises a transport device with an upper side onto which sheet elements (12) are arranged on separate sheet sections (50). Each sheet section (50) is adapted to transport at least one sheet element (12). The upper side has a height offset between adjacent sheet sections (50). A displacement element shifts sheet elements (12) of one sheet section (50) onto an adjacent sheet section (50) in order to produce the deck (10) of sheet elements (12).
A device for changing a sheet pile (14) in a sheet feeder (10) for a sheet treating machine comprises a main pile supporting unit (18) with a main pile actuating unit (20) for lifting and lowering the main pile supporting unit (18), wherein the main pile supporting unit (18) comprises a supporting surface (22) adapted to support a pallet (16) carrying a sheet pile (14). The device further comprises a residual pile supporting unit (24) with a residual pile actuating unit (26) for lifting and lowering the residual pile supporting unit (24). The residual pile supporting unit (24) comprises a plurality of residual pile bars (38) extending substantially parallel to each other and being substantially parallel to the supporting surface (22) of the main pile supporting unit (18), wherein the residual pile bars (38) are coupled to a bar actuating unit (43) adapted to move the residual pile bars (38) on a line parallel to the direction of extension of the respective residual pile bar (38) into a sheet pile region (30) and retract the residual pile bars (38) from the sheet pile region (30). The bar actuating unit (43) is configured to retract the residual pile bars (38) while introducing an oscillatory movement of the residual pile bars (38) along the direction of extension of the residual pile bars (38).
Further, a method for changing a sheet pile (14) in a sheet feeder (10) is presented.
B65H 1/26 - Supports or magazines for piles from which articles are to be separated with auxiliary supports to facilitate introduction or renewal of the pile
B65H 1/14 - Supports or magazines for piles from which articles are to be separated with means for advancing the pile to present the articles to a separating device comprising positively-acting mechanical devices
A hot foil stamping press (10) comprises a platen press (16), with a supporting plate (22) comprising a base plate (26) and a compensating plate (28) being rotatably attached to the base plate (26) for switching between an operating position and a makeready position and a hook element (38) comprising a base part and a top part being arranged at an angle relative to the base part. The hook element (38) is rotatably attached to a door (30) of the platen press (16) by a fixation axle for switching between a releasing position and a securing position of the hook element, wherein the top part retains the compensating plate (28) in its makeready position when the hook element (38) is in its securing position.
the obturator arrangement being moveable between an open position, in which the obturator arrangement exposes the suction apertures to a maximum extent, and a restricted position, in which the obturator arrangement occludes the suction apertures to a maximum extent. The obturator may rotate or be linearly translated in moving between the open and restricted positions.
A printing machine (10) for printing on a substrate having the form of a web (12) is described. It comprises a web entry unit (14) for receiving the web (12) on which a printing process is to be performed and a web exit unit (20) for dispensing the web (12) after the printing process. Furthermore, at least two printing units (26, 28, 30, 32, 34, 36, 38) are provided, wherein each of the printing units (26, 28, 30, 32, 34, 36, 38) is configured for applying an ink of a predetermined color on the web (12). Additionally at least two web paths (A, B) are provided between the web entry unit (14) and the web exit unit (20), each of the web paths (A, B) passing by all of the printing units (26, 28, 30, 32, 34, 36, 38). The web paths (A, B) pass the printing units (26, 28, 30, 32, 34, 36, 38) in a differing sequence. Moreover, a method for changing a color sequence within a printing process is presented. According to this method, the web (12) is arranged along an alternative web path (A, B) passing by the printing units (26, 28, 30, 32, 34, 36, 38) in a differing sequence, whereas a travelling direction of the web remains the same.
B41J 3/407 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
B41J 15/04 - Supporting, feeding, or guiding devicesMountings for web rolls or spindles
64.
Inkjet printing machine for printing individual sheets
An inkjet printing machine for printing individual sheets comprises at least one printing station and a transport system (100) for transporting the individual sheets through the printing station, along a transport direction. The transport system (100) comprises at least one gripper conveyor (150) movable along the transport direction, for gripping one of the individual sheets defining a sheet position in transport direction. The transport system (100) further comprises at least one support conveyor (190) movable along the transport direction for supporting a region of the individual sheet, wherein the supported individual sheet and the support conveyor (190) are movable along the transport direction with respect to each other. The printing machine allows for efficient and flexible handling of individual sheets, in particular large format sheets of materials such as corrugated cardboard or other materials that have a certain degree of inherent stability.
A sheet processing device has a moveable beam (36) that moves in the vertical direction, a gripper bar (30) for gripping a sheet that travels through the sheet processing device (10), and a gripper bar locking device (40) that can lock the gripper bar (30) in a precise position. The gripper bar locking device (40) has a locking lever (68) that is pivoting between a rest position and a locking position. The locking lever (68) is connected to a vertical linear guide coupled with the moveable beam (36) resulting in a precise, compact and simple system to lock the gripper bar.
A machine for processing individual sheets comprises at least one processing station, in particular in inkjet printing station, and a transport system (100) for transporting the individual sheets through the processing station, along a transport direction. The transport system (100) comprises at least one gripper conveyor (150) movable along the transport direction, for gripping one of the individual sheets defining a sheet position in transport direction. The transport system (100) further comprises at least one support conveyor (190) movable along the transport direction for supporting a region of the individual sheet, wherein the support conveyor (190) comprises a vacuum system for supporting the individual sheet on an interacting surface of the support conveyor, the vacuum system comprising a plurality of orifices in the interacting surface. The machine allows for efficient and flexible handling of individual sheets, in particular large format sheets of materials such as corrugated cardboard or other materials that have a certain degree of inherent stability.
A platen press with a press toggle mechanism (43) having a driving member (14) and a press toggle column (44). The press toggle column (44) comprises a driven member (38), a first toggle lever (46) assigned to the driven member (38) and a second toggle lever (48) assigned to the driven member (38). The first toggle lever (46) has a first contact surface (50) and the second toggle lever (48) has a second contact surface (52). Both toggle levers (46, 48) contact each other via their contact surfaces (50, 52), and wherein both contact surfaces (50, 52) are convex-shaped.
b) associated to waste (28) of the sheet material (12) are selectively closed. Additionally, an apparatus for recovering a layout (22) from a sheet material (12) comprising such a gripper assembly is described. Furthermore, a method for separating a layout (22) from waste (28) of a sheet material (12) is explained.
B65H 29/38 - Delivering or advancing articles from machinesAdvancing articles to or into piles by movable piling or advancing arms, frames, plates, or like members with which the articles are maintained in face contact
A hot foil stamping press has a pressing system for pressing a foil onto a sheet, a blow unit which is positioned at a distance to the pressing system for directing a stream of gas between the sheet and the foil. The stream of gas to detaches the foil from the sheet after each stamping cycle. A gripper bar is arranged between the blow unit and the pressing system for gripping the sheet. A flow guiding element is arranged between the blow unit and the pressing system, preferably on the gripper bar, for directing the gas from the blow unit between the sheet and the foil. Said element avoids the losses in the stream of gas due to the aperture that exist between the grippers in a typical gripper bar.
A hot foil stamping press with a pressing table (10) on which a sheet can be advanced, a pressing system (20) for pressing a foil (14) onto the sheet, a guiding system (18) for guiding the foil (14) over the sheet, the guiding system (18) defining a foil transportation path which extends across the path along which the sheet is being advanced, a holder (11) for receiving a supply (12) of foil, and a discarding system (22) for the used foil, the holder being arranged at an operator side of the press.
B32B 37/00 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
B32B 27/10 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of paper or cardboard
71.
Characterization method and system for a laser processing machine with a moving sheet or web
The present invention discloses a method to calibrate a laser cutting machine without stopping the production. The method is adapted to laser cutting machine which use a conveyor belt to convey the sheets while cutting them with the laser. The method allows to place calibration marks at locations on the sheet that are convenient according to the production job, thereby minimising the waste of material.
This invention is about an imaging system that uses conventional cameras and a single laser line to perform quality control at the output of a converting machine or a press. The system uses several cameras distributed over the width of the printed sheets. Thanks to the laser line, it can reconstruct the complete image of the printed matter even when the sheets are not perfectly flat or at varying height, compensating geometric as well as photometric distortions. The use of conventional cameras results in a cost effective system.
A method for providing authenticity information has the following steps:
a) providing a blank packaging (11) for a product to a printing machine (12),
b) receiving or generating a template of the visual identifier (40) by the printing machine (12),
c) applying, in particular printing, at least the visual identifier (40) on the packaging (11) by the printing machine (12),
d) providing the packaging (11) having the visual identifier (40) to the quality control unit (14),
e) receiving a packaging (11) for a product by a quality control unit (14), the packaging (11) having a visual identifier (40),
f) reading the visual identifier (40) by the quality control unit (14),
g) creating a first block (B), being a block of a blockchain, based on the visual identifier (40) by the quality control unit (14), the block comprising information about the visual identifier (40) and information about the packaging (11), and
h) providing the first block (B) to the associated blockchain network (20) by the quality control unit (14).
A method for providing authenticity information has the following steps:
a) providing a blank packaging (11) for a product to a printing machine (12),
b) receiving or generating a template of the visual identifier (40) by the printing machine (12),
c) applying, in particular printing, at least the visual identifier (40) on the packaging (11) by the printing machine (12),
d) providing the packaging (11) having the visual identifier (40) to the quality control unit (14),
e) receiving a packaging (11) for a product by a quality control unit (14), the packaging (11) having a visual identifier (40),
f) reading the visual identifier (40) by the quality control unit (14),
g) creating a first block (B), being a block of a blockchain, based on the visual identifier (40) by the quality control unit (14), the block comprising information about the visual identifier (40) and information about the packaging (11), and
h) providing the first block (B) to the associated blockchain network (20) by the quality control unit (14).
Further, a quality control unit (14) and a system (10) are shown.
A device (12) for changing a sheet pile in a sheet feeder (10) for a sheet treating machine is described. The device (12) comprises a main pile supporting unit (18) having a supporting surface (22) adapted to support a pallet (16) carrying a sheet pile. Furthermore, the device (12) comprises a residual pile supporting unit (24) with a plurality of residual pile bars (28), which can be moved into a sheet pile region (30) when the sheet pile is to be changed. The residual pile bars (28) are then carrying the sheet pile. When in the sheet pile region (30), each of the residual pile bars (28) is movable in a direction substantially orthogonal to the supporting surface (22), wherein the residual pile bars (28) are movable independently from each other. Furthermore, a method for changing the sheet pile in a sheet feeder (10) for a sheet treating machine is explained.
B65H 1/26 - Supports or magazines for piles from which articles are to be separated with auxiliary supports to facilitate introduction or renewal of the pile
B65H 1/14 - Supports or magazines for piles from which articles are to be separated with means for advancing the pile to present the articles to a separating device comprising positively-acting mechanical devices
The invention relates to a litho laminating machine (10) having a frame (18), an accelerator table (20) mounted to the frame (18) so as to be pivotable around a pivot axis (P), a plurality of accelerator rollers (24) mounted on the table (20), and a motor (42) for driving the accelerator rollers (24), characterized in that the motor (42) is mounted to the frame (18), with a rotatable transmission element (30, 36) being mounted so as to have an axis of rotation which coincides with the pivot axis (P), both the motor (42) and the accelerator rollers (24) being connected to the transmission element (30, 36).
B32B 37/00 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
B31F 1/28 - Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders combined with uniting the corrugated webs to flat webs
B31F 5/04 - Attaching together sheets, strips or websReinforcing edges by exclusive use of adhesives
76.
Lifting device for a table of a litho laminating machine
A litho laminating machine has an accelerator table (20), the table (20) being moveable between an operating position and a raised maintenance position, the table (20) being supported on a frame (24) with a bearing (22) defining a pivot axis (P), a lifting device (30, 40) being provided which comprises a spring element (30) biasing the table (20) towards the maintenance position, and an actuator (40) for moving the table (20) from the operating position towards the maintenance position.
The invention relates to a capping unit (1) for capping at least one printhead (311.1, 311.2, 311.3, 321.1, 321.2, 321.3) of a printer (300), in particular an inkjet printer. The capping unit (1) includes a belt element (2.1, 2.2) having an elongated extent, wherein the belt element (2.1, 2.2) includes at least one flexible cap (3.1, 3.2) for capping the at least one printhead (311.1, 311.2, 311.3, 321.1, 321.2, 321.3), wherein the belt element (2.1, 2.2) features a resting setting and a capping setting and is displaceable from the resting setting to the capping setting and back. The belt element (2.1, 2.2) provides a self-stability section (5.1, 5.2) extending over at least a portion of the belt element (2.1, 2.2)'s elongated extent, wherein in the self-stability section (5.1, 5.2), the belt element (2.1, 2.2) is bendable in a movement plane (13.1, 13.2). In the capping setting, at all positions within the self-stability section (5.1, 5.2), a course of the elongated extent follows a straight line (14.1, 14.2) in the movement plane (13.1 13.2). Furthermore, in the capping setting, at each position within the self-stability section (5.1, 5.2), the belt element (2.1, 2.2) provides a self-stability against bending of the belt element (2.1, 2.2) in a self-stability direction being oriented perpendicular to the straight line (14.1, 14.2) and being aligned in the movement plane (13.1, 13.2). At at least one position within the self-stability section (5.1, 5.2), the belt element (2.1, 2.2) is bendable in the movement plane (13.1, 13.2) away from the straight line (14.1, 14.2) in a bending direction being oriented opposite to the self-stability direction.
A holographic foil supplying device for a hot foil stamping machine has a reel (26) for holographic foil (20), an advancement system (24) for advancing the holographic foil (20) along a movement path (P) in a feeding direction (F) and a frame (22) supporting the reel (26) and the advancement system (24), wherein the frame (22) comprises a mount (30) for mounting the holographic foil supplying device (18) to the hot foil stamping machine.
Further, a hot foil stamping machine is shown.
B44C 1/14 - Metallic leaves or foils, e.g. gold leaf
G03H 1/02 - Holographic processes or apparatus using light, infrared, or ultraviolet waves for obtaining holograms or for obtaining an image from themDetails peculiar thereto Details
79.
Inkjet printing machine for printing individual sheets
An inkjet printing machine for printing individual sheets comprises at least one printing station and a transport system defining a transport track for transporting the individual sheets through the printing station, along a transport direction. The transport system comprises a plurality of gripper conveyors (150) running along the transport track for holding the individual sheets during a printing process in the printing station. Each of the gripper conveyors (150) comprises an energy storage (161) for providing energy for operating a gripper mechanism (171) of the gripper conveyor (150). The printing machine allows for efficient and flexible handling of individual sheets, in particular large format sheets of materials such as corrugated cardboard or other materials that have a certain degree of inherent stability.
A roller for guiding a sheet (101) by friction has a contact surface (2) designed to be in contact with the sheet (101), the contact surface (2) having, overall, a shape of revolution when the roller (1) is at rest, a central portion (6) configured to mechanically connect the roller (1) to a rotating drive element, and a deformation portion (10) located between the contact surface (2) and the central portion (6), the deformation portion (10) being configured to deform elastically when the roller (1) guides the sheet (101) by friction.
The deformation portion (10) comprises at least one cut (12) extending from the contact surface (2) to the central portion (6), the cut (12) being arranged such that the deformation portion (10) comprises at least one elastically deformable segment (16).
The invention relates to a gripper bar body for a gripper bar in a gripper carriage arrangement in a machine for treating sheet material, the gripper bar body being configured to carry gripper brackets for movement between sheet gripping and sheet releasing positions. The gripper bar body is formed as a hollow structure comprising at least two different materials, the two different materials comprising at least a metal material and a composite material and the at least two different materials being at least partly arranged in a superposed manner. The resulting bar has a better resistance to wear than the ones of the state-of-the-art.
a planetary leading device (15) to move the satellite roller (14) around the central drum (11) as a function of the difference of the rotation speeds of the central drum (11) and of an exterior ring (13) of the planetary leading device (15) configured to be led in rotation at a constant speed in the rotation direction contrary to the rotation direction of the central drum (11).
The invention also comprises a stamping machine (1) so configured as to place on each sheet the gilded or metallic film of at least one strip to be stamped (2).
characterized in that the actuator (12) comprises cam means configured to move the stacking surface (11) upwardly in the retracted position, in a raised position to be located above the top of the sheet stack.
The invention also relates to a machine forming sheet-shaped elements comprising at least one such stacking device.
B65H 29/14 - Delivering or advancing articles from machinesAdvancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands and introducing into a pile
An inkjet printing machine for printing individual sheets comprises at least one printing station and a transport system defining a transport track (101) for transporting the individual sheets through the printing station, along a transport direction. The transport system comprises a plurality of gripper conveyors (150) running along the transport track (101) for holding the individual sheets during a printing process in the printing station. At least one of the plurality of gripper conveyors (150) comprises a gripper mechanism (175) for gripping a leading edge of one of the individual sheets and at least one of the plurality of gripper conveyors comprises a gripper mechanism (175) for gripping a trailing edge of the individual sheet. The transport system further comprises a linear motor (116, 165) being controllable in such a way that movement of each of the gripper conveyors (150) along the transport track (101) is individually controllable. The printing machine allows for efficient and flexible handling of individual sheets, in particular large format sheets of materials such as corrugated cardboard or other materials that have a certain degree of inherent stability.
A device for driving a stamping foil over a path through a stamping machine is disclosed herein. The driving device comprises two foil-introduction chain-like elements and a drive member coupled to the foil-introduction chain-like elements for driving the foil-introduction chain-like elements notably through a platen press of a stamping machine. The driving device further comprises at least one first load-measurement device comprising a first detector configured to measure a parameter indicative of the load applied by the drive member for driving the foil-introduction chain-like elements in a first direction, the at least one first load-measurement device being connected to a stamping-machine control unit configured to stop the driving by the drive member when the parameter indicative of the load applied by the drive member and measured by the first detector crosses a threshold.
B41F 19/06 - Printing and embossing between a negative and a positive forme after inking and wiping the negative formePrinting from an ink band treated with colour or "gold"
B41F 33/14 - Automatic control of tripping devices by feelers, photoelectric devices, pneumatic devices, or other detectors
B41K 3/64 - Stamping mechanisms controlled by feed of copy matter
B41K 3/32 - Apparatus for stamping articles having integral means for supporting the articles to be stamped with co-operating stamping and counter-stamping members
sheets (12) to be provided with at least one crease are advanced through a gap between the creasing tool (14, 20, 21) and the counter element (22, 23).
a) of the second removal belt (95) has pivoted upward, creating a gap (11) between the first removal belt (94) and the second removal belt (95), so that at least one sample of blanks (P) conveyed by the first removal belt (94) tips into the gap (11).
The present invention also relates to a waste removal station and a processing machine for processing elements in sheet form.
B65H 29/18 - Delivering or advancing articles from machinesAdvancing articles to or into piles by contact of one face only with moving tapes, bands, or chains and introducing into a pile
B26D 5/00 - Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
B26D 7/18 - Means for removing cut-out material or waste
98.
Device and method for ejecting exposure samples, discharge station and machine for processing sheet-shaped elements
An ejection device for ejecting sample blanks for a processing machine for processing elements in sheet form, the processing machine comprising: a plurality of work stations including at least one waste removal station, and a conveying device comprising a plurality of gripper bars configured to drive the elements through the work stations, the ejection device comprises at least one actuating element able to move between: an inactive position positioned away from the path of the gripper bars, and an active position positioned on the path of the gripper bars, the at least one actuating element being configured to collaborate with the gripper bars as they pass by, so as to open the gripper bars and eject, flat, a sample of blanks. The present invention also relates to a waste removal station, a processing machine for processing elements in sheet form, and a method for ejecting blanks samples in a machine.
B65H 29/04 - Delivering or advancing articles from machinesAdvancing articles to or into piles by mechanical grippers engaging the leading edge only of the articles the grippers being carried by endless chains or bands
The invention relates to an inspection device (6) for inspecting sample blanks (P) for a processing machine (1) for processing elements in sheet form, the processing machine (1) comprising a plurality of work stations (300, 400, 500, 600) including at least one waste removal station (600) comprising a removal belt (93; 94), the inspection device (6) being characterized in that it comprises an optical monitoring device (7) configured to determine a fault with the quality of a sample of blanks (P) laid flat on the removal belt (93; 94).
The invention relates to an inspection device (6) for inspecting sample blanks (P) for a processing machine (1) for processing elements in sheet form, the processing machine (1) comprising a plurality of work stations (300, 400, 500, 600) including at least one waste removal station (600) comprising a removal belt (93; 94), the inspection device (6) being characterized in that it comprises an optical monitoring device (7) configured to determine a fault with the quality of a sample of blanks (P) laid flat on the removal belt (93; 94).
The present invention also relates to a waste removal station, a processing machine for processing elements in sheet form, and to a method for the quality control of sample blanks.
B31B 50/00 - Making rigid or semi-rigid containers, e.g. boxes or cartons
B65H 29/04 - Delivering or advancing articles from machinesAdvancing articles to or into piles by mechanical grippers engaging the leading edge only of the articles the grippers being carried by endless chains or bands
B65H 35/00 - Delivering articles from cutting or line-perforating machinesArticle or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
G01N 21/88 - Investigating the presence of flaws, defects or contamination
G01N 21/89 - Investigating the presence of flaws, defects or contamination in moving material, e.g. paper, textiles
B31B 50/14 - Cutting, e.g. perforating, punching, slitting or trimming
B65G 17/06 - Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriersEndless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms
B65G 15/12 - Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration comprising two or more co-operating endless surfaces with parallel longitudinal axes, or a multiplicity of parallel elements, e.g. ropes defining an endless surface with two or more endless belts
B65G 21/20 - Means incorporated in, or attached to, framework or housings for guiding load-carriers, traction elements or loads supported on moving surfaces
B65H 5/02 - Feeding articles separated from pilesFeeding articles to machines by belts or chains
B65G 21/22 - Rails or the like engaging sliding elements or rollers attached to load-carriers or traction elements
patents
