Patents Assigned to Trumpf Werkzeugmaschinen GmbH + Co. KG.
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Publication number: 20140343712Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for switching between different operating modes on a processing machine. The operating modes are different from one another in respect of operator intervention requirements of an operator of the processing machine, One of the methods includes switching from a first operating mode to a second operating mode, looking up stored operating settings specific to the second operating mode and related to one or more potential operator interventions, changing operation of the processing machine in accordance of the stored operating settings specific to the second operating mode, and providing feedback to the operator of the machine, indicating whether a switch to the second operating mode is complete or whether at least one of the potential operator interventions is required.Type: ApplicationFiled: June 3, 2014Publication date: November 20, 2014Applicant: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Klaus Bauer, Uwe Huber, Eberhard Wahl
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Patent number: 8890023Abstract: 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.Type: GrantFiled: September 5, 2012Date of Patent: November 18, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Friedhelm Dorsch, Holger Braun, Dieter Pfitzner
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Patent number: 8887366Abstract: Methods and related computer program products for processing a workpiece on a machine tool, including changing at least one control parameter of the machine tool based on a quantity of waste and/or good components discharged from the machine tool during processing of the workpiece, the at least one control parameter causing a change of at least one waste and/or good component container of the machine tool, wherein the quantity of waste and/or good components generated as a function of time during processing of the workpiece is determined before processing of the workpiece begins, and is stored in a numerical control program of the machine tool.Type: GrantFiled: February 27, 2013Date of Patent: November 18, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Stefan Buettner, Wolfgang Laib, Ignazio Spagnuolo
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Publication number: 20140302340Abstract: A sheet metal component bent from a sheet metal blank having a triangular corner comprises a first and a second sheet metal member bent along bending lines from a base member to form two edges of the triangular corner. Two outer edges are weldable to each other to form a third edge. A recess extends into the base member, formed by a curved and/or polygonal first and second edge which protrudes towards the first edge. The second edge extends with a projection beyond a straight line defined by the bending line of the first sheet metal member. A projection tip is spaced from the first edge at least by a thickness of the sheet metal. When the sheet metal members are bent the projection is surrounded by the first edge and the recess is at least substantially closed by the projection.Type: ApplicationFiled: April 8, 2014Publication date: October 9, 2014Applicant: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventor: Joerg Heusel
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Publication number: 20140290453Abstract: A method of discharging workpieces cut from a planar material on a processing machine. A workpiece discharge device has several holding elements to receive and carry respective workpieces. After receiving a cut workpiece, the discharge device is moved to a waiting position outside and adjacent a processing region of the machine, and may then be moved back into the processing region to receive a subsequently cut workpiece before being moved to an unloading station.Type: ApplicationFiled: March 25, 2014Publication date: October 2, 2014Applicant: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Stefan Buettner, Stefan Kerschner, Wolfgang Laib
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Patent number: 8839654Abstract: 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.Type: GrantFiled: June 20, 2011Date of Patent: September 23, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventor: Werner Erlenmaier
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Publication number: 20140269816Abstract: 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.Type: ApplicationFiled: May 28, 2014Publication date: September 18, 2014Applicant: TRUMPF WERKZEUGMASCHINEN GMBH + CO. KGInventors: Dieter Pfitzner, Tim Hesse, Winfried Magg
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Patent number: 8814770Abstract: A method for processing workpieces with a laser processing machine including a laser processing head having a nozzle receiving member configured to receive a laser nozzle. The method includes holding a workpiece on a workpiece support plane of a workpiece support, transferring a laser nozzle between a nozzle magazine of a nozzle changing device located at a first side of the workpiece support and a nozzle receiving member of the laser processing head located at a second side of the workpiece support such that the laser nozzle is assembled on or disassembled from the nozzle receiving member, and moving the laser nozzle through a through-opening defined in the workpiece support along a transverse direction to the workpiece support.Type: GrantFiled: December 18, 2012Date of Patent: August 26, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventor: Frank Schmauder
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Patent number: 8813941Abstract: 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.Type: GrantFiled: January 31, 2012Date of Patent: August 26, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Andreas Kettner-Reich, Tobias Meck, Martin Petera
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Patent number: 8804238Abstract: 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.Type: GrantFiled: October 22, 2012Date of Patent: August 12, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Thomas Rupp, Jens Braun, Dominik Vees, Juergen-Michael Weick, Dieter Burger
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Publication number: 20140216223Abstract: Methods for producing workpieces from a plate-shaped material by a severing process on a machine tool having a workpiece support comprising first and second support surfaces that can be arranged relative to each other to define a cutting gap positioned below a processing area of the machine. Cuts for waste parts and/or parts of a skeleton are made in the plate-shaped material in order to produce the at least one workpiece, such that at least one last severing cut for the one or more workpieces for completely separating the one or more workpieces from the plate-shaped material remains. The waste parts and/or parts of a skeleton are removed through the cutting gap, and then the one or more workpieces are cut free from the plate-shaped material as a last severing cut in such a way that a movement of a cut workpiece over the cutting gap again is omitted.Type: ApplicationFiled: September 18, 2012Publication date: August 7, 2014Applicant: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventor: Peter Epperlein
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Publication number: 20140202298Abstract: 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.Type: ApplicationFiled: March 20, 2014Publication date: July 24, 2014Applicant: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventor: Wolfgang Laib
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Publication number: 20140202972Abstract: A profile carrier includes a base profile of metal and a reinforcement member of fiber-reinforced plastic material that reinforces the base profile. The reinforcement member and the base profile are connected to each other by at least one wall-side positive-locking element that is provided on a profile wall of the base profile and that extends in a transverse direction of the profile wall. The at least one wall-side positive-locking element and the reinforcement member engage one inside of the other in the transverse direction of the profile wall with a positive-locking connection between the reinforcement member and the base profile formed substantially parallel to the profile wall.Type: ApplicationFiled: January 21, 2014Publication date: July 24, 2014Applicants: TRUMPF Werkzeugmaschinen GmbH + Co. KG, TRUMPF Sachsen GmbHInventors: Gunter Harnisch, Carsten Knobel, Wilfried Haas, Matthias Wolfrum, Tom Wunderlich, Joerg Herbst, Eckart Schuetze, Martin Schuetze, Rainer Schuetze
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Patent number: 8777482Abstract: 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.Type: GrantFiled: November 24, 2009Date of Patent: July 15, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Dieter Pfitzner, Tim Hesse, Winfried Magg
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Publication number: 20140183175Abstract: An optical element for installation in a laser processing machine has a surface that is optically unused and/or not subject to a laser beam during operation of the laser processing machine when the optical element is installed in the laser processing machine, and a transponder disposed in a region on or near the surface and containing readable information relating to the optical element.Type: ApplicationFiled: December 23, 2013Publication date: July 3, 2014Applicant: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Juergen-Michael Weick, Thomas Rupp, Dominik Vees
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Publication number: 20140138363Abstract: A method for processing a workpiece with a processing device which has a processing head which can be moved at a defined speed and distance from a surface of the workpiece, the method comprising at least partially detecting a surface topography of the workpiece to be processed, determining a minimum desired operating distance of the processing head from the workpiece with reference to the detected surface topography of the workpiece and a trailing spacing of the processing head associated with the defined speed, and processing the workpiece with the processing head at the established minimum desired operating distance of the processing head from the workpiece.Type: ApplicationFiled: January 8, 2014Publication date: May 22, 2014Applicant: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventor: Gerhard Hammann
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Patent number: 8726714Abstract: 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.Type: GrantFiled: December 3, 2012Date of Patent: May 20, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventor: Stefan Buettner
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Publication number: 20140135973Abstract: A plate workpiece processing tool includes a first tool portion and a second tool portion. The first and second tool portions are arranged along an application axis in spaced relation to each other such that a plate workpiece can be disposed therebetween. The tool also includes two or more processing devices that are carried by the first tool portion, and one or more counter-devices that are carried by the second tool portion. The processing devices are rotatable, relative to the first tool portion, about a first rotational axis that extends perpendicular to the application axis and are arranged to follow each other along an axis extending perpendicularly to the application axis. The processing devices and the one or more counter-devices are selectively alignable to form a plurality of alternative device pairings for processing plate workpieces therebetween.Type: ApplicationFiled: January 23, 2014Publication date: May 15, 2014Applicant: TRUMPF Werkzeugmaschinen GmbH + Co.KGInventor: Joerg Heusel
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Patent number: 8716625Abstract: In some aspects, methods includes forming intersecting apertures in a workpiece with a laser beam by moving the laser beam along intersecting line paths, and cutting out a portion of a shape from the workpiece by moving the laser beam along a continuous final path extending around an intersection point of the intersecting line paths.Type: GrantFiled: February 3, 2012Date of Patent: May 6, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventor: Thomas Hert
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Patent number: 8714066Abstract: 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.Type: GrantFiled: December 14, 2009Date of Patent: May 6, 2014Assignee: TRUMPF Werkzeugmaschinen GmbH + Co. KGInventors: Eberhard Wahl, Martin Blaser