| TRUMPF WERKZEUGMASCHINEN GMBH + CO. KG Patent applications |
| Patent application number | Title | Published |
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| 20130119026 | Method and Device for Laser Material Processing of a Workpiece - Cutting a workpiece with a laser beam includes using the laser beam to melt and/or vaporize at least a portion of the workpiece, and moving at least one of the workpiece and the laser beam relative to one another to form a cutting front on the workpiece, in which the laser beam includes either at least two different radially polarized beam portions offset relative to each along an advancing direction of the laser beam, or multiple laser beam strips extending along the advancing direction of the laser beam. Each laser beam strip has a different linear polarization direction, and the advancing direction corresponds to a direction along which the workpiece is cut by the laser beam. | 05-16-2013 |
| 20130091996 | CUTTING AND/OR FORMING PLATE WORKPIECES - A plate workpiece processing tool including a workpiece support defining a support plane for supporting a workpiece, a tool punch, a tool die, and a control unit configured to control movements of the tool punch and the tool die along a stroke axis. The tool punch and the tool die are displaceable, along the stroke axis, to a processing position above the support plane of the workpiece support such that the tool punch and the tool die are capable of processing a region of a workpiece having a formed shape that extends upwardly from the workpiece support. | 04-18-2013 |
| 20130066447 | Numerical Control (NC) Program and Process for Simplified Reproduction on a Machine Tool - A computer-implemented method is described, comprising receiving data that represents a workpiece part type to be produced on a machine tool for machining flat starting materials. The method includes preparing a first numerical control program which is adapted for producing the workpiece part type from a flat starting material on the machine tool, and attaching one or more extractable data sets prepared from the received data to the first numerical control program, wherein the extractable data sets represent one or more parameters including the tools, tool steps and associated machining parameters for producing a single workpiece the workpiece part type on the machine tool. The method further includes extracting the extractable data sets from the attached first numerical control program for adjusting the one or more parameters, integrating the adjusted one or more parameters into a second numerical control program; and providing the second numerical control program to the machine tool. | 03-14-2013 |
| 20130062324 | Method of Verifying Seam Quality during a Laser Welding Process - This disclosure relates to verifying a seam quality during a laser welding process. In certain aspects, a method includes detecting, in a spatially resolved manner, a first amount of radiation emerging from a workpiece in a first wavelength range, determining a first geometric parameter of a seam characteristic based on the first amount of radiation detected in the first wavelength range, detecting, in a spatially resolved manner, a second amount of radiation emerging from the workpiece in a second wavelength range, the second wavelength range being different than the first wavelength range, determining a second geometric parameter of the seam characteristic based on the second amount of radiation detected in the second wavelength range, comparing the first and second geometric parameters to respective reference values or to respective tolerance intervals to provide respective comparison results, and logically combining the respective comparison results to verify the seam quality. | 03-14-2013 |
| 20130055874 | Tool Retention Devices and Related Machine Tools and Methods - A tool retention device of a machine tool includes a tool receiving member, at least one tool abutment, an axial tensioning device, and a radial clamping device. The tool receiving member serves to at least partially receive a processing tool. At least one axial tensioning element of the axial tensioning device pulls the processing tool against an associated tool abutment along a direction of a tensioning axis. While the radial clamping device is decoupled therefrom, the radial clamping device clamps the processing tool by at least one radial clamping element in a direction perpendicular to the tensioning axis of the axial tensioning device. A machine tool may also be provided with the tool retention device. | 03-07-2013 |
| 20130054004 | Machine for Machining Workpieces and a Method of Machining Workpieces - Machines for machining workpieces, especially metal sheets, include a machining device, a main drive, and an auxiliary drive that is different therefrom. Both drives serve to generate a relative movement between the machining device and a workpiece, wherein the machining device is movable relative to the workpiece and/or the workpiece is movable relative to the machining device with a main movement by means of the main drive and wherein the machining device is movable relative to the workpiece with an auxiliary movement by means of the auxiliary drive. Machines with high adaptability to different machining tasks are provided. Methods of machining workpieces include corresponding method steps. | 02-28-2013 |
| 20130044371 | Beam Shaping Unit For Focusing a Laser Beam - A beam shaping unit for focusing a divergent laser beam includes a first optical element to receive the laser beam, a second optical element to receive the beam from the first optical element, an optical focusing unit to receive the beam from the second optical element, a first focal point adjustment device coupled to the first optical element, the first focal point adjustment device being configured to adjust the beam focal point diameter by manipulating the first optical element, and a second focal point adjustment device coupled to the second optical element, the second focal point adjustment device being configured to adjust, in the beam propagation direction, the beam focal position by manipulating the second optical element, and in which the beam shaping unit is configured to image the beam from the first optical element through an intermediate focal point onto the second optical element. | 02-21-2013 |
| 20130020295 | Unloading Device for a Processing Device for Processing Pipes and Related Methods - The invention relates to an unloading device for a processing device for processing pipes by cutting, having a catching lance which is movable in the longitudinal direction of a pipe and which is insertable into the interior of a pipe to be processed. The unloading device includes at least one vertically movable, especially roller-shaped, support element for supporting the catching lance and/or includes a vertically movable depositing surface for depositing at least one pipe portion to be severed from the pipe during processing by cutting. The invention also relates to a method for processing a pipe by cutting by a processing device with which such an unloading device is associated. | 01-24-2013 |
| 20130020290 | Supply Line Routing Device - A supply line routing device is described, for routing supply lines between connection points on components which are movable relative to each other, and having a sheathing with a changeable course. The supply line routing device comprises at least one guide channel for a supply line in the interior of the sheathing; and a plurality of retaining elements disposed in succession in the longitudinal direction of the sheathing on the outside thereof, which are configured to fasten at least one additional supply line to the outside of the sheathing. | 01-24-2013 |
| 20120312064 | Punching Sheet Metal - A method for punching and straightening sheet metal in a punching machine includes the steps that a die is accommodated in a first tool holder of a punching machine, an upper tool part with a stamp is accommodated in a second tool holder, and a sheet metal is positioned between the stamp and the die at a location to be machined. The stamp comprises an end face at an end opposite to an accommodated end of the upper tool part, wherein a bevel has an angle and a height extending from a rim of the face to the end face. Then, a punching operation is performed by the stamp, wherein radial forces are simultaneously applied to the sheet metal during cutting so that an evenness of the sheet metal is maintained even at high grades of punching. | 12-13-2012 |
| 20120309600 | Tool Cartridges for Sheet Metal Processing Tools - In some aspects, a tool cartridge for detachably holding tool parts includes a cartridge base body, a punch holder configured to detachably hold a processing punch, and a die holder configured to detachably hold a processing die. The punch holder and the die holder project from a front side of the cartridge base body and are arranged one above another to form an intervening space. The cartridge base body is defined along a rear side that is opposite from free ends of the punch holder and the die holder by a base body rear wall. The base body rear wall defines, within the intervening space, a wall opening that is open for receiving a third tool part holder. A base-body-side fastening device is provided on the cartridge base body, by which the third tool part holder received in the wall opening is connected to the cartridge base body. | 12-06-2012 |
| 20120260780 | Foil Cutting Tools for Sheet Metal Processing Machines and Related Systems and Methods - In some aspects, a tool for a sheet metal processing machine for penetrating a foil disposed on a surface of workpiece to be processed includes a rotatably supported ball for cutting the foil by rolling the ball along the workpiece. | 10-18-2012 |
| 20120234802 | Machining Work Pieces with a Laser Apparatus and an Electric Arc Apparatus - A technique for machining work pieces with a laser apparatus and an electric arc apparatus includes generating a plasma gas jet with the electric arc apparatus, generating a laser beam with the laser apparatus, generating an electric arc with the electric arc apparatus, guiding the electric arc through the laser beam to a machined spot inside or on a work piece, and cutting the work piece with the electric arc or the plasma gas jet. | 09-20-2012 |
| 20120228274 | LASER PROCESSING MACHINES AND METHODS OF PROCESSING WORKPIECES - A laser processing machine for processing workpieces, in particular metal sheets, includes a workpiece support and a beam receiver for the laser beam used as a processing tool. The distance between a workpiece lying on the workpiece support and the beam receiver is variable, owing to the fact that the workpiece support and the beam receiver are positionable relative to one another along the beam axis of the laser beam by means of an adjusting drive of an adjusting device with a positioning movement of a variably definable magnitude. A method for processing workpieces, in particular metal sheets, is also provided. | 09-13-2012 |
| 20120219396 | Workpiece Handling Systems and Related Devices and Methods - In some aspects, an unloading device for a pipe processing system includes a depositing carriage having a depositing surface for depositing a pipe during and/or after a pipe processing operation, the depositing carriage being configured to move in a longitudinal direction of the pipe, and a supporting carriage having a supporting member for the pipe, the supporting member having a wall for radially supporting the pipe, and the supporting carriage being configured to move in a longitudinal direction of the pipe, where the depositing surface of the depositing carriage and/or the supporting member of the supporting carriage is configured to move in at least one other direction in addition to the longitudinal direction of the pipe so that the depositing carriage and the supporting carriage can be at least partially moved past each other along the longitudinal direction of the pipe. | 08-30-2012 |
| 20120217229 | Work Rests for Supporting a Workpiece in a Machining Unit and Machining Units Containing Such Work Rests - Workpiece rests are disclosed for holding workpieces in machining systems which machine the workpieces using a cutting beam, e.g., a laser beam. A workpiece rest includes a frame, a plurality of rest elements that are arranged adjacent to one another in the frame so as to support the workpiece, and a supporting element attached to at least one of the rest elements. | 08-30-2012 |
| 20120153649 | Magnetic Workpiece Handling Devices - In some aspects, a magnetic workpiece handling device includes a housing, a housing bottom having an end face, a magnetic piston, and a fluid connection for delivering a working fluid into the housing for moving the piston between an operating position and a rest position. The working fluid is delivered at least first and second working pressures, the first working pressure transferring the piston into the operating position near the housing bottom and the second working pressure transferring the piston into the rest position away from the housing bottom. The handling device includes a detection device to detect the presence of a workpiece and to determine a pressure of the working fluid. The piston has a vertically movable holding magnet that faces the housing bottom for holding the workpiece. The holding magnet controls a valve arrangement of the detection device. | 06-21-2012 |
| 20120153553 | Workpiece Retention and Handling Systems - In some aspects of the disclosure, a workpiece retention device for securing plate-like workpieces to a workpiece movement unit of a machine tool includes first and second workpiece clamping elements and a clamping drive by which the workpiece clamping elements can be moved towards one another starting from an initial relative position in order to clamp a workpiece that is arranged between the workpiece clamping elements. The workpiece retention device also includes an adjustment device that can adjust the initial relative position of the workpiece clamping elements. | 06-21-2012 |
| 20120145515 | Workpiece Support Systems and Related Machines - In some aspects, a workpiece processing installation includes an operating area, an operating pallet able to be moved along a transport direction between a position within the operating area and a position outside the operating area, the operating pallet being configured to support a workpiece, and a pallet support that is configured to be transferred from a first position, in which the pallet support defines a storage area for the storage of the operating pallet outside the operating area, to a second position in which the pallet support protrudes away from the operating area in the transport direction to a lesser extent than it does in the first position. Transferring the pallet support from the first position to the second position includes moving at least a portion of the pallet support towards the operating area which results in the storage area defined by the pallet support becoming smaller. | 06-14-2012 |
| 20120067187 | Tool Components and Related Machines and Methods - In some aspects of the invention, tool components for processing of plate-like workpieces, the tool component include an end face adjoined by a tool region provided for regrinding, the tool region being configured to undergo regrinding as a result of wear; | 03-22-2012 |
| 20120060580 | Tool Wear Compensation Devices and Related Machines and Methods - The invention relates to disc-shaped compensation shims for compensating for the shortening of a tool die or a tool stamp due to regrinding. The shim includes a coding indicating a thickness of the tooling shim, the tooling shim being configured for use with a tool die or tool stamp to compensate for shortening of the tool die or tool stamp resulting from regrinding. The invention also relates to tool arrangements having at least one such shim, and to machine tools having such tool arrangements. | 03-15-2012 |
| 20120042764 | Punching Tools and Related Machines and Methods - In some aspects of the invention, a punching tool includes a punching stamp including a stamp shaft and an axial stop; and an adjustment ring having a center opening configured to receive the stamp shaft and abut the axial stop, where a first mark is located along a cylindrical portion of the stamp shaft adjoining the axial stop, and at least a portion of the first mark remains visible when the adjustment ring is abutted against the axial stop. | 02-23-2012 |
| 20120037605 | TOOL HOLDING SYSTEM - Tool holding systems described herein include a tool holder configured to releasably retain a metal-processing tool and to define a tool holder passage extending along a stroke axis, an adjustment drive operable to rotate the tool holder about the stroke axis, and a stroke drive including a spindle operable independent of the adjustment drive to translate the tool holder along the stroke axis. The stroke drive defines a stroke drive passage cooperating with the tool holder passage to define a waste disposal passageway through the tool holding system. | 02-16-2012 |
| 20120030603 | Displaying Current Task Lists on Graphical User Interfaces of Processing Machine Control - Methods, computer program products and devices for displaying a current task list on a graphical user interface of a control computer of a processing machine. In implementations, a running task list is provided, each task of the running task list including a task that is running on the control computer, a release task list is defined, each task of the release task list being selectively provided in the release task list based on predetermined, dynamically monitored selection criteria, the current task list is defined, each task of the current task list being provided in the running task list and in the release task list, and the current task list is displayed on the graphical user interface. | 02-02-2012 |
| 20120007297 | Workpiece Discharging Devices and Related Systems and Methods - A machine tool for processing workpieces includes a processing device from which processed products to be discharged can be produced from a workpiece; and a discharge device including a discharge flap that can be pivoted into a discharge position inclined downwards relative to a horizontal position in order to discharge processed products and which defines a discharge direction in the discharge position, the discharge flap comprising a part support disposed along the upper side of the discharge flap along which the processed products move during discharge in the discharge direction, where the part support has at least two support regions which extend in the discharge direction and which are configured to accommodate different types of processed products. | 01-12-2012 |
| 20120006211 | TOOLS, MACHINES AND PROCESSES FOR DEBURRING CUT EDGES ON WORKPIECES - A tool for deburring cut edges on workpieces has a pressure body in the form of a rolling body, by means of which, as relative longitudinal movement of rolling body and workpiece takes place, pressure can be applied to the burr on the relevant cut edge in the direction towards the workpiece while the rolling body rolls along the cut edge. | 01-12-2012 |
| 20110308362 | Loading and Unloading Units and Methods for Sheet Metal Processing - A loading and unloading unit for sheet metal providing a first tool holder is provided. Therewith, sheet metal processing tools may be passed from a first tool magazine that is attached to a fixed unit of the loading and unloading unit to a second tool holder integrated in a sheet metal processing machine or to a tool fixture of the sheet metal processing machine, and, thus, the number of tools automatically exchangeable in the sheet metal processing machine can be increased to create a more efficient and space-saving manufacturing process. | 12-22-2011 |
| 20110308294 | Punch Press Oscillating Tool Insert - In certain aspects of the invention, punching machines and tools for punching machines are provided that include mechanical devices driven by a driving device of the punching machines and are used to oscillate a tool insert. Such machines and tools can provide an increased frequency of the oscillating movement of the tool insert. | 12-22-2011 |
| 20110253686 | Laser Processing Machines and Methods - The invention relates to a laser processing machine for selectively processing plate-like or pipe-like workpieces, including: a displacement device to which a workpiece table for supporting a plate-like workpiece can be secured in order to move the workpiece table into and out of a processing range of the laser processing machine and a handling device for handling a pipe-like workpiece when the pipe-like workpiece is processed in the processing range, the handling device having at least one support device for supporting the pipe-like workpiece during the processing operation. The support device can be moved in a controlled manner in the longitudinal direction (X) of the pipe-like workpiece over at least 20% of the processing range. The invention also relates to methods for retrofitting laser processing machines from processing plate-like workpieces to processing pipe-like workpieces. | 10-20-2011 |
| 20110223512 | Fuel Cell Without Bipolar Plates - The invention relates to a fuel cell or fuel cell module ( | 09-15-2011 |
| 20110220626 | Laser Processing Machine - A laser processing machine for processing workpieces includes a beam guide containing a gas atmosphere, and also includes an apparatus for investigating the gas atmosphere in the beam guide for impurities. The investigation apparatus makes use of the photoacoustic effect. The measuring apparatus has a measuring chamber and at least one measuring head, where the beam guide acts as the measuring chamber. As a measuring chamber, the beam guide contains the gas atmosphere that is to be investigated and also a modulated laser beam modulated. The measuring head(s) are integrated into the beam guide and are used to detect the photoacoustic effect in the measuring chamber. | 09-15-2011 |
| 20110210109 | Laser Processing Nozzles and Methods - The invention relates to a laser processing nozzle for processing metal sheets. The processing nozzle includes a supply chamber for a processing gas and a laser beam and a mouth region which directly adjoins the supply chamber along the longitudinal axis of the nozzle. The mouth region is narrowed relative to the supply chamber and forms a minimum diameter of the laser processing nozzle. A step is formed between the supply chamber and the mouth region for swirling the processing gas, and an opening region which widens relative to the mouth region adjoins the mouth region along the longitudinal axis of the nozzle. | 09-01-2011 |
| 20110210107 | Apparatus and Methods for Controlling Machining Systems - The present invention is directed to implementations of apparatus and methods for controlling a machining system by means of a control program. In some implementations, apparatus include a data storage, in which standard machining parameters are stored to which the control program refers, an adjustment device can be activated in accordance with the invention for adjusting the machining parameters in a preset fashion based on the material properties of a workpiece to be processed and/or a selectable machining target value. | 09-01-2011 |
| 20110120982 | Oblique Laser Beam Cutting - A method for oblique laser beam cutting of a workpiece and system for performing the same, in which a supersonic flow of cutting gas discharged from a cutting gas nozzle is orientated at an oblique cutting angle with respect to a surface of a workpiece, and in which the workpiece and the laser beam are moved relative to each other during the oblique laser beam cutting operation. The oblique cutting angle extends along a plane that is perpendicular to a direction of advance. During operation, the position of the laser beam on the workpiece surface is adjusted in such a manner that the laser beam strikes the workpiece surface in a high-pressure region formed within the supersonic flow of the cutting gas. | 05-26-2011 |
| 20110120281 | COUNTER-ROTATING SPINDLE TRANSMISSION - A punch machine that includes a tool bearing configured to move along a lifting axis and to rotate about the lifting axis, first and second motors coupled to the tool bearing, a sensor for detecting rotation of the tool bearing, and a drive controller configured to adjust a rotational speed of either the first motor or the second motor to substantially eliminate rotation of the tool bearing detected by the sensor while the first and second motors are operated in a first manner. | 05-26-2011 |
| 20110114610 | Controlling Slag Adhesion When Piercing a Workpiece With a Laser Beam - Piercing a workpiece with a laser beam, while directing multiple gas flows onto the workpiece at angles and locations that cause the gas flows to blow slag away from the piercing location and produce a gas cushion between the blown away slag and the workpiece, thereby reducing adhesion of slag. A laser processing head is accordingly configured with additional gas nozzles. | 05-19-2011 |
| 20110108533 | Orientating a Laser Cutting Beam - A method for orientating a focused laser cutting beam eccentrically relative to the nozzle axis of a cutting gas nozzle and a laser processing machine for performing the same, the method including: arranging a redirecting mirror in a beam path of the laser cutting beam upstream of the cutting gas nozzle, the mirror being rotated about a direction which is coaxial with the nozzle axis and/or about a direction which is perpendicular relative to the nozzle axis and which corresponds to the beam incidence direction of the laser beam on the redirecting mirror. The cutting gas nozzle and the redirecting mirror are arranged in a second structural unit of a laser processing head, for rotation about the direction corresponding to the beam incidence direction relative to a first structural unit. | 05-12-2011 |
| 20110100968 | LASER MACHINE MONITORING - A laser processing machine head, a laser processing machine head monitoring system, and a method of monitoring an optical element of a laser processing machine feature a light-transmissive optical element and an optical element holder defining a cavity in which the optical element is retained against rotation. A light source mounted to the holder directs a beam of light into the optical element through a peripheral surface of the optical element. A light receiver is responsive to light from the light source reflected through the optical element. Monitoring a signal from the light receiver allows a status of the optical element to be assessed. | 05-05-2011 |
| 20110075698 | Device for analyzing a beam profile of a laser beam - A device for analyzing a beam profile of a laser beam includes a carrier plate, a plurality of first temperature-sensitive measuring elements, in particular diodes, which are arranged in a preferably matrix-like arrangement on a first side of the carrier plate at a plurality of measuring locations, and a plurality of second temperature-sensitive measuring elements, in particular diodes, which are arranged in another preferably matrix-like arrangement on a second side of the carrier plate. One of the first measuring elements is arranged in each case opposite one of the second measuring elements and is thermally coupled to the first measuring element using strip conductors which extend through the carrier plate. Such a device can be included in a laser processing machine and used in an associated method for analyzing a beam profile of a laser beam. | 03-31-2011 |
| 20110068089 | LASER PROCESSING MACHINE HAVING EXPANDED WORK SPACE - A laser processing machine has an expanded operating space so that larger workpieces can be processed and/or the spatial requirement for the laser processing machine is reduced. | 03-24-2011 |
| 20110060444 | METHOD FOR ALLOCATION OF ONE OR MORE PIPES WITH SEVERAL PIPE PARTS TO BE CUT - The invention relates to a method for allocation of a pipe or several pipes with several pipe parts to be cut for a laser cutting installation, wherein the pipe parts to be cut are selected from an order table. Methods include measuring a length of each of the one or more pipes, calculating, before measuring, a nesting of a pipe part relative to the same pipe part or a different pipe part of the order table, calculating a plurality of pipe allocation variants for a particular pipe of the one or more pipes with the pipe parts to be cut based on the nesting and the measured pipe length of the particular pipe, selecting one of the plurality of calculated pipe allocation variants as a desired pipe allocation, and initiating cutting of the particular pipe based on the desired pipe allocation. | 03-10-2011 |
| 20110024401 | Recovery of Energy from a Laser Machining System - A method for the recovery of energy from a laser machining system and a device for performing the same, in which the method includes operating the laser machining system and generating thermal energy having a maximum temperature T | 02-03-2011 |
| 20100308025 | METHODS AND SYSTEMS FOR KEYHOLE-FREE LASER FUSION CUTTING - The invention relates to methods and systems for keyhole-free fusion cutting of a workpiece, wherein the workpiece is melted by a laser beam along a cutting joint and the molten mass produced is expelled from the produced cutting joint, e.g., by a gas jet at high pressure. According to the new methods at least one laser beam follows the laser beam in the cutting direction and influences the molten mass in such a manner that at least one of the two cutting flanks of the workpiece has a better cutting quality than when cutting without the trailing laser beam. | 12-09-2010 |
| 20100296546 | OPTICAL GUIDE WITH TEMPERATURE SENSING MATRIX - The invention relates to an optical element for guiding and forming a laser beam, and to a method for recording beam parameters, particularly in a laser system, comprising a carrier substrate ( | 11-25-2010 |
| 20100264121 | Machine arrangement for machining bar-like workpieces having a device for workpiece support - A mechanical arrangement ( | 10-21-2010 |
| 20100206858 | Beam Capturing Devices for Processing Machines - A beam capturing device for a processing machine includes a housing and at least one rotating body. The housing includes a substantially linear opening for receiving a cutting beam from the processing machine during processing of a workpiece. The at least one rotating body is arranged beneath the opening in the housing. The at least one rotating body is arranged to be rotationally driven about its axis of rotation and is arranged to absorb energy from the cutting beam entering the housing through the opening. | 08-19-2010 |
| 20100200552 | Method for Determining Focal Position - A method for determining a reference focal position of a focused laser beam passing through an opening in a nozzle body of a laser processing nozzle relative to a workpiece, in which the method includes: simultaneously cutting off a portion of the workpiece using the focused laser beam to form an edge on the workpiece and altering a distance between a focal point of the focused laser beam and the workpiece in a direction of an axis of the laser beam; determining coordinates of the edge formed on the workpiece; based on the determined coordinates, determining a section of the edge that protrudes the furthest from the workpiece; and establishing a reference focal position FL of the laser beam based on the determined coordinates corresponding to the section of the edge that protrudes the furthest from the workpiece. | 08-12-2010 |
| 20100154051 | APPARATUS FOR CONTROLLING A MACHINE - An apparatus for controlling a machine includes a machine-sided control computer. The machine-sided control computer includes computer readable media on which a virtual computer is stored, and the virtual computer includes one or more computer programs selected from the group consisting of a machine operating computer program, a communication network connection computer program, and a communication network encryption computer program. | 06-17-2010 |
| 20100146802 | Method for the Optimized Movement Co-ordination of Measuring Machines or Machine tools with Redundant Axles having a Translatory Action - A method for the optimized movement co-ordination of measuring machines or machine tools having redundant axles having at translatory action, wherein the longer partial axles in each case permit a relatively slowly accelerated partial movement over a relatively large measuring or processing space and the shorter partial axles in each case essentially carry out the movement components of a total movement at a substantially altogether constant measuring or processing speed, which require an acceleration beyond a maximum set or stipulated for the respective longer partial axles, wherein, when approaching positions that in an undivided movement would otherwise not be attainable, the base axles correspondingly decelerate and can even come to a complete standstill, wherein by simultaneous displacement of the neutral starting point of the additional axles, the respective movement component of the base axles missing from the total movement is compensated. | 06-17-2010 |
| 20100139470 | TOOL SYSTEM WITH INTERCHANGEABLE TOOL INSERTS FOR PUNCHING MACHINES - A tool system is provided that has a stamp or punch adapter including eccentrically positioned stamp receptacles. This system permits a simple exchange of tool inserts in the stamp adapter. These tool inserts are also usable in another tool system. The system also permits combining the stamp adapter with a stamp shaft, which can also be used in another tool system. These features permit stamping (and punching) with minimal tooling and retooling efforts. | 06-10-2010 |
| 20100134628 | Process Monitoring the Processing of a Material - The invention relates to a method for monitoring a processing region of a workpiece ( | 06-03-2010 |
| 20100132526 | Apparatus for Holding a Plate-Like Material During a Separation Process - An apparatus for holding a plate-like material during a separation process. The apparatus includes a separating device that is movable, during the separation process, in a first axial direction that is transverse to a second axial direction that the plate-like material is conveyed in during the separation process. The apparatus also includes first and second transport tables. The first transport table has a first contact surface and the second transport table has a second contact surface. The first contact surface and the second contact surface are spaced apart by a gap along which the separating device is movable. The apparatus also includes at least one holding device that is operable hold the plate-like material relative to the first and second contact surfaces such that the plate-like material is movable along the first and second contact surfaces. The holding device is configured to support the plate-like material such that a first surface of the plate-like material, on which a cutting beam of the separating device impinges, faces toward the first and second contact surfaces during the separation process. | 06-03-2010 |
| 20100116797 | ASCERTAINING A LASER BEAM CONTACT POINT - A method of determining a contact point of a laser beam on an edge of a body and a system for performing the same, in which the method includes a) moving the laser beam relative to the edge in a spatial direction until the laser beam touches the edge, in which the spatial direction is at a right angle relative to an axis of the laser beam and in which the edge is formed at an opening, b) measuring acoustic oscillations produced photoacoustically during the movement of the laser beam, and c) determining the laser beam point of contact with the edge based on the measured acoustic oscillations. | 05-13-2010 |
| 20100095824 | Reprocessed Dies - A method includes removing material from a die and thereby changing a location of a cutting edge of the die in a punch entry direction and changing a cutting edge cross-section of the die; and assigning a punch and/or a workpiece thickness to the die based, at least in part, on the change in the cutting edge cross-section of the die. | 04-22-2010 |
| 20100095815 | Discharging Workpiece Parts - A machine tool that includes a workpiece support and a punching die. The punching die includes a support surface, for supporting a workpiece to be processed, and a discharging slope. The discharging slope is configured such that a workpiece part, severed from a workpiece supported on the support surface of the punching die, is displaced, in at least one of a rotational, tilting, or linear movement, from a processing position at least partially overlying the discharging slope toward a removal position on the discharging slope. The discharging slope is also configured such that a workpiece part, severed from a workpiece supported on the support surface of the punching die, is directed, in a sliding movement, toward a discharging position located beneath the support surface and adjacent the punching die. | 04-22-2010 |
| 20100095726 | CUTTING AND/OR FORMING PLATE WORKPIECES - A method for processing a plate workpiece supported on a workpiece support. The method includes moving a tool die and a tool punch along a stroke axis and toward a processing position above a support plane of the workpiece support. The processing position corresponds to a region of the plate workpiece having a formed shape, which extends upwardly from the support plane of the workpiece support. | 04-22-2010 |
| 20100086003 | DETECTING DEFECTS DURING LASER WELDING - A method for detecting defect in a weld seam during laser welding. The method includes performing a two-dimensionally locally resolved detection of radiation that is emitted by a solidified molten mass that is adjacent to a liquid melting bath. The method also includes determining at least one characteristic value for heat dissipation in the solidified molten mass by evaluating the detected radiation along at least one profile-section of the solidified molten mass, and detecting a defect in the weld seam by comparing the at least one characteristic value with at least one reference value. | 04-08-2010 |
| 20090235714 | Ejection of Residual Parts from Plate-Type Workpieces - A plate-type workpiece part ejector tool includes an upper tool portion and a lower tool portion. The upper tool portion includes a tool body, and a plurality of cutting tools that carried by the tool body. Each of the cutting tools includes a guide body having a punch. The lower tool portion has a single ejection opening. The ejection opening has at least one counter-cutting edge. The cutting tools are accommodated in the tool body so as to be movable relative to the lower tool portion, such that each of the cutting tools is optionally alignable with the counter cutting-edge. | 09-24-2009 |
| 20090211328 | Plate Workpiece Processing with Interchangeable Tools - A plate workpiece processing machine includes a workpiece support, a tool punch holder, a tool die holder, a tool drive, multiple tool punches, and multiple tool dies. Various tool punches and tool dies have tool heads of differing heights. The tool punch holder is positionable based on the tool head height of a tool punch secured to the tool punch holder and/or the tool die holder is positionable based on the tool head height of a tool die secured to the tool die holder. | 08-27-2009 |
| 20090211326 | REORIENTABLE ROTATABLE PROCESSING TOOL - A tool includes first and second tool parts that move toward one another, at least one processing device provided on the first tool part, and at least two counter devices provided on the second tool part. The processing device and the counter devices are rotatable relative to one another about at least one positioning axis, and the counter devices are aligned relative to one another along a direction of relative rotational movement of the processing device and the counter devices. The processing device and a first counter device are allocated to one another by at least a first defined processing parameter, and the processing device and a second counter device are allocated to one another by at least a second defined processing parameter. The first processing parameter is different than the second processing parameter. | 08-27-2009 |
| 20090184097 | WORKPIECE SUPPORT CLEANING - A mechanical apparatus maintains and/or cleans support strips of a workpiece support that forms a support plane for supporting workpieces. The mechanical apparatus includes a transport device for moving the workpiece support along a transport axis X and a service device that has a tool for processing the support strips. The service device is movable by means of a mechanical movement unit along a movement axis Y that is arranged at an angle relative to the transport axis X and/or along a movement axis Z that is arranged at an angle relative to the transport axis X and that is different from the movement axis Y, with the movement of the workpiece support along the transport axis X and the movement of the service device along the movement axis Y and/or along the movement axis Z being controllable in a coordinated manner by means of a control unit. | 07-23-2009 |
| 20090179012 | Laser Processing Machine Component having a Corrosion-Resistant Internal Coating - A component of a laser processing machine includes an aluminum base member in which a duct is constructed in order to convey copper-ionized water. The duct has a corrosion-resistant plastic coating. | 07-16-2009 |
| 20090145888 | PREPARING AND PERFORMING OF A LASER WELDING PROCESS - A first position of a joint site on a workpiece is detected with a sensor device. The first position is in a first measurement zone in front of a laser beam incident on the workpiece. The second position is in a second measurement zone at the position of the laser beam, and the third position is in a third measurement zone behind the position of the laser beam. One or more of a second position and a third position of the joint site is detected. The position of the laser beam incident on the workpiece is detected. The first, and one or more of the second and third positions are compared to the position of the laser beam, and, based on the comparison, one or more of a laser machining head configured to direct the laser beam onto the workpiece and the sensor device are adjusted relative to the workpiece. | 06-11-2009 |
| 20090145273 | Methods and Machine Tools for Processing Workpieces - The invention relates to methods and machine tools for processing workpieces, in which a workpiece and one or more processing tools are moved relative to each other with a positioning movement, an outward-stroke movement, and a return-stroke movement. In the positioning movement, the workpiece and the processing tool are positioned relative to each other in a positioning direction, in a return-stroke movement the workpiece and the processing tool are moved relative to each other and away from each other in a return-stroke direction transverse to the positioning direction, and in the outward-stroke movement the workpiece and the processing tool are moved relative to each other and towards each other in an outward-stroke direction transverse to the positioning direction. The return-stroke movement and the outward-stroke movement are executed during the positioning movement. | 06-11-2009 |
| 20090139968 | SEAM POSITION CONTROL FOR LASER PROCESSING - A course of a position of a positioning device is determined as a laser beam welds a workpiece at a focus area of the laser beam. The positioning device is configured to position the focus area of a laser beam on a workpiece such that a joint is formed on the workpiece. A course of the joint on the workpiece from the determined course of the position of the positioning device is estimated, and a deviation between the determined course of the position of the positioning device and the estimated course of the joint on the workpiece is calculated. The deviation represents a parameter related to the precision of the seam position control. | 06-04-2009 |
| 20090127762 | WORK RESTS FOR SUPPORTING A WORKPIECE IN A MACHINING UNIT AND MACHINING UNITS CONTAINING SUCH WORK RESTS - Workpiece rests are disclosed, for holding workpieces in machining systems which machine the workpieces using a cutting beam, e.g., a laser beam. A workpiece rest includes a frame, a plurality of rest elements which are arranged adjacent to one another in the frame so as to support the workpiece, and a supporting element attached to at least one of the rest elements. | 05-21-2009 |
| 20090107963 | Laser Processing Machine and Method - A laser processing machine includes a laser processing head including a beam guide for deflecting and/or focusing laser radiation onto a workpiece; a thermo-sensitive monitoring sensor system for an optical component of the beam guide; and an evaluation unit connected to a machine control of a laser generator that produces the laser radiation and configured to receive and process the data acquired by the monitoring sensor system. The evaluation unit attributes an increase in the temperature of the optical component of the beam guide due to laser radiation reflected from the workpiece to defective cutting. | 04-30-2009 |
| 20090107206 | ARRANGEMENT FOR PROCESSING SHEET METAL - A mechanical arrangement for processing sheet metal includes a sheet metal processing device, a transport device configured to position a sheet metal workpiece relative to the sheet metal processing device, the transport device including at least one workpiece carrier that is movable along a transport path that extends along a first transport line and a second transport line, and at least two X-guides and at least two Y-guides, the X-guides arranged parallel with the first transport line and the Y-guides arranged parallel with the second transport line. The at least two X-guides and the at least two Y-guides are configured to be coupled to each other by a transfer device to form a transport course, the workpiece carrier circulates along the X-guides and the Y-guides, and the transfer device is configured to move the workpiece carrier from one of the X-guides to one of the Y-guides. | 04-30-2009 |
| 20090095046 | PUNCHING MACHINE WITH SPRING-SUPPORTED WORK SUPPORT - A punching machine is provided with a tool holder for a punching tool and a die having a cutting edge which can be passed by the punching tool in a machining stroke direction and a return stroke direction. The machine includes at least one work support, supported by at least one spring element. The work support is arranged in the region of the die, and the spring force of the spring element is adjustable. | 04-16-2009 |
| 20090079120 | METHODS AND SYSTEMS FOR WORKPIECE HANDLING - In the course of a method for handling a workpiece having at least one through-opening, at least one suction element and the workpiece are placed against each other to form a suction chamber. A vacuum is generated in the suction chamber in order to fix the workpiece and the suction element to each other with a holding force for subsequent manipulation of the workpiece. The workpiece and the suction element are fixed to each other with a holding force by at least partially providing at least one through-opening of the workpiece opening into the suction chamber with a covering in order to reduce the flow of air through the through-opening to the suction chamber after the vacuum has been generated. A workpiece handling system is used to carry out the above-mentioned method. | 03-26-2009 |
| 20090073587 | Mirror Arrangement of a Laser Processing System - A mirror arrangement for a laser processing system includes a mirror configured to deflect laser radiation incident on the mirror arrangement onto a workpiece. The mirror arrangement includes first, second, and third mirror regions. A surface of the third mirror region is parallel to or recessed from a direction of propagation of the laser radiation incident on the mirror arrangement such that the third mirror region forms a shadow zone. | 03-19-2009 |
| 20090057283 | Laser Processing Machines and Methods of Processing Workpieces - A laser processing machine for processing workpieces, in particular metal sheets, includes a workpiece support and a beam receiver for the laser beam used as a processing tool. The distance between a workpiece lying on the workpiece support and the beam receiver is variable, owing to the fact that the workpiece support and the beam receiver are positionable relative to one another along the beam axis of the laser beam by means of an adjusting drive of an adjusting device with a positioning movement of a variably definable magnitude. A method for processing workpieces, in particular metal sheets, is also provided. | 03-05-2009 |
| 20090035117 | REMOVING A PROCESSED PART - A machine tool is provided for processing a workpiece, e.g., a metal sheet. The machine tool comprises at least one support configured to, in a support position, support a part of the workpiece on an upper surface, the part being completely separated from the workpiece, and a motion unit for moving the support downwards out of the support position into a discharge position located underneath the support. The motion unit is configured to accelerate the support, at least in a region of the part lying thereon, out of the support position along a gravitational direction with an acceleration which is greater than an acceleration of the part in the gravitational direction, and to move the accelerated support into an open position located outside a path of movement of the part at a speed such that the workpiece part attains the discharge position in free fall. | 02-05-2009 |
| 20090015181 | Machine Tool with a Functional Unit Having a Linear Drive and Linear Drive for Same - A machine tool is provided that has a linear drive by means of which a movement unit connected in motion with a functional unit is movable in two axis directions of a movement plane. The linear drive includes two drive units. The primary parts or the secondary parts of the two drive units are attached to the movement unit. The primary part or the secondary part of the one drive unit is disposed in that case on that side of the movement unit which, perpendicularly to the movement plane of the movement unit, is opposite the side of the movement unit provided with the primary part or the secondary part of the other drive unit. | 01-15-2009 |
| 20090013843 | Counter-Rotating Spindle Transmission - There is provided a counter-rotating spindle transmission. More specifically, in one embodiment, there is provided a punching machine comprising a tool bearing configured to mate with a punching tool, a rotary/lifting drive coupled to the tool bearing to move the tool bearing axially along a tool bearing lifting axis and to rotate the tool bearing about the lifting axis, the rotary/lifting drive comprising a first motor coupled to drive a first spindle transmission coupled to the tool bearing, a second motor coupled to drive a second spindle transmission coupled to the tool bearing, and a drive controller configured to independently and simultaneously drive both the first and second motors selectively in a common rotary sense and in a contra-rotary sense, to jointly move the tool bearing both axially and rotationally. | 01-15-2009 |
| 20090012639 | Axis Control Method - Methods and devices are provided for adjusting the relative position and/or relative movement between a workpiece and a tool of a machine tool in the direction of an axis. An actuating variable for a basic axis comprising one or more drives is generated in the first controller of a basic axis control system, an actuating variable for a higher-dynamic additional axis comprising a drive is generated in a second controller of an additional axis control system, and a third actuating variable, which is fed both to the additional axis control system and to the basic axis control system, is generated in a third controller. | 01-08-2009 |
| 20090010731 | WORKPIECE PART DISCHARGE SYSTEM - A machine tool for separative machining of preferably plate-like workpieces, for example, metal sheets, has a workpiece support and a discharge device on the workpiece support. The discharge device discharges workpiece parts produced as products of the separative machining. The discharge device includes two opening sections are adjustable relative to one another in the horizontal Y direction to form a through-opening for discharge of workpiece parts. The opening sections are adjustable into different positions relative to one another in the horizontal Y direction, to form through-openings of different widths for discharge of workpiece parts. | 01-08-2009 |
| 20090007675 | DETECTING A CONDITION OF AN OPTICAL ELEMENT - A condition or detecting a change in the condition of an optical element of a laser arrangement is detected. An ultrasonic signal is coupled into an optical element such that the ultrasonic signal travels along a path within the optical element, and a transit time or a change in transit time for the ultrasonic signal to travel along the path within the optical element is detected. | 01-08-2009 |
| 20090005898 | MACHINE TOOL AND METHOD FOR PROCESSING A WORKPIECE - The invention relates to a machine tool for processing a plate-like workpiece, including a processing tool. The processing tool is movable relative to the workpiece and the workpiece is movable relative to the processing tool along a common movement axis. A control unit selectively actuates the processing tool and the workpiece in such a manner that in a first processing mode both the processing tool and the workpiece are moved along the common movement axis and, in a second processing mode the processing tool alone is moved along the common movement axis. The invention further relates to a method for processing a workpiece of the kind mentioned above, to a method for creating a processing program, and to a computer program product having code for performing all steps of the method for creating the processing program. | 01-01-2009 |
| 20090003952 | Machine for Machining Workpieces and a Method of Machining Workpieces - A machine for machining workpieces, especially metal sheets, comprises a machining device, a main drive and an auxiliary drive which is different therefrom. Both drives serve to generate a relative movement between the machining device and a workpiece for the purpose of machining the workpiece, wherein the machining device is movable relative to the workpiece and/or the workpiece is movable relative to the machining device with a main movement by means of the main drive and wherein the machining device is movable relative to the workpiece with an auxiliary movement by means of the auxiliary drive. A machine with high adaptability to different machining tasks is provided if, for the machining device, an adjusting drive is provided which is different from the main drive and by means of which the machining device can be positioned within an adjustment region into different initial positions, starting from which the machining device is movable as necessary with an auxiliary movement by means of the auxiliary drive. A method of machining workpieces comprises corresponding method steps. | 01-01-2009 |
| 20090001063 | LASER PROCESSING MACHINE WITH LASER PROCESSING NOZZLE ADJUSTMENT - A laser processing machine includes a laser that outputs a laser beam, a laser processing head including a nozzle that defines a nozzle bore, a beam guidance and focusing system for directing the laser beam through the nozzle bore of the laser processing head, an illumination system that produces a light beam that is directed at the nozzle bore of the nozzle such that the light beam completely illuminates the nozzle bore, a light detector at the nozzle bore that views light that exits the nozzle bore, and an evaluation system that receives the output of the light detector and automatically determines the separation between a center of the laser beam when the laser beam is focused at the nozzle and a center of the nozzle based on the light detector output. | 01-01-2009 |
| 20080314880 | LASER PROCESSING MACHINE WITH AN OPTICAL DIAPHRAGM - A laser processing machine includes focusing optics that intermediately focus the laser beam inside a beam guiding cavity. The laser processing machine also includes an optical diaphragm disposed in the area of the intermediate focus for forming the laser beam, the diaphragm aperture diameter being about 1.2 to about 2.5 times larger than the 99% beam diameter of the intermediately focused laser beam. | 12-25-2008 |
| 20080290074 | Laser Machining Nozzle Identification - A system for identifying a laser machining nozzle on insertion of the laser machining nozzle into a laser machining head is provided. On its region insertable into the laser machining head, the laser machining nozzle has a shaping. Means for detecting or sensing the shaping are provided in the receiving region of the laser machining head provided for the laser machining nozzle. | 11-27-2008 |
| 20080264914 | Sensor Arrangement for a Laser Machine Tool and an Insulator for such a Sensor Arrangement - An insulator for a sensor arrangement of a laser processing machine comprises an outer insulating part of plastics material for electrical shielding and an inner shielding part of a non-conductive heat-resistant material for shielding against laser irradiation and/or heat. | 10-30-2008 |
| 20080259425 | Scanner Head for a Laser Machining Device - A scanner head is provided for processing a workpiece by means of a focused laser beam. The scanner head includes a first module, rotatably supported in a first direction in order to deflect the laser beam from the first direction into a second direction, preferably perpendicular to the first direction, and a second module, which is fixed to the first module and is rotatably supported in the second direction, and which has a scanner mirror capable of tilting about a first axis. An adaptive beam deflection unit, which may include an adaptive mirror, is provided in the first module. The scanner mirror is arranged in the second module so that it can rotate or tilt about a second axis, and an optical arrangement with a beam expansion element and a focusing element is arranged in the scanner head. | 10-23-2008 |
| 20080237207 | Nozzle for a Laser Machining Device - A laser machining nozzle having at least one supply chamber for the laser beam and for a processing gas has a cavity arranged in the region of the orifice of the gas supply chamber, which cavity is open in the direction towards the workpiece to be machined, this opening having a wedge-shaped edge. | 10-02-2008 |
| 20080230523 | BEAM-CATCHING DEVICE FOR A PROCESSING MACHINE - A processing machine for workpiece processing includes a cutting head that produces a cutting beam directed toward a workpiece, and a beam-catching device for receiving a discharge of the cutting beam from an underside of the workpiece during processing of the workpiece. The beam-catching device includes a housing defining an opening that opens toward the cutting beam and a beam-catching space adjacent the opening, the cutting beam discharging from the underside of the workpiece during the processing of the workpiece and entering the beam-catching space of the housing through the opening. The beam-catching device also includes at least one nozzle on at least one wall section of the housing, the nozzle feeding a fluid jet as a free jet to the beam-catching space in such a way that the at least one fluid jet crosses the cutting beam. | 09-25-2008 |
| 20080225398 | JET TRAPPING IN A CUTTING BEAM PROCESSING MACHINE - A beam-catching device is provided for a cutting-beam processing machine configured to deliver a cutting beam to a workpiece. The beam-catching device includes a housing which has a line-like opening pointing toward the cutting beam, the cutting beam discharging from the underside of the workpiece during processing of the workpiece and entering the housing through the opening, and a solid medium disposed within the housing and configured to move relative to the opening of the housing in a direction crossing the cutting beam in order to absorb energy. | 09-18-2008 |
| 20080210516 | DEVICE FOR SUPPORTING PLATE-LIKE MATERIALS FOR AT LEAST ONE SEPARATING PROCESS - The invention relates to a device for supporting sheet-like materials for at least one separating process in the sheet-like materials, with at least one jet cutter device which may be displaced in the Y-direction during a separation process, with a first and second support surface together forming a support table for supporting the sheet-like material and with a jet trapping device, arranged between the first and second support surfaces and provided to be able to be displaced in the X-direction. The first and the second support surfaces are made from a flexible material forming part of at least one enclosed chamber, filled with a gas under pressure. | 09-04-2008 |
| 20080205471 | Adjusting the Composition of a Process Gas in a Laser Processing System - A laser processing system includes a laser processing means, a gas mixing unit, and a controller. The controller controls and adjusts the composition of the process gas for laser processing. The controller includes a data storage for technology tables by means of which the composition of the process gas is controlled and adjusted. | 08-28-2008 |
