GB2254164B - A mechanism for influencing the beam when processing a workpiece with a high-energy laser beam - Google Patents

A mechanism for influencing the beam when processing a workpiece with a high-energy laser beam

Info

Publication number
GB2254164B
GB2254164B GB9204937A GB9204937A GB2254164B GB 2254164 B GB2254164 B GB 2254164B GB 9204937 A GB9204937 A GB 9204937A GB 9204937 A GB9204937 A GB 9204937A GB 2254164 B GB2254164 B GB 2254164B
Authority
GB
United Kingdom
Prior art keywords
influencing
workpiece
processing
energy laser
laser beam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB9204937A
Other languages
English (en)
Other versions
GB2254164A (en
GB9204937D0 (en
Inventor
Robert Grub
Berndt Warm
Friedrich Lindner
Manfred Geiger
Peter Hoffmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Diehl Verwaltungs Stiftung
Original Assignee
Diehl GmbH and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Diehl GmbH and Co filed Critical Diehl GmbH and Co
Publication of GB9204937D0 publication Critical patent/GB9204937D0/en
Publication of GB2254164A publication Critical patent/GB2254164A/en
Application granted granted Critical
Publication of GB2254164B publication Critical patent/GB2254164B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0911—Anamorphotic systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/0643—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising mirrors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/0665—Shaping the laser beam, e.g. by masks or multi-focusing by beam condensation on the workpiece, e.g. for focusing
GB9204937A 1991-03-15 1992-03-06 A mechanism for influencing the beam when processing a workpiece with a high-energy laser beam Expired - Lifetime GB2254164B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4108419A DE4108419C2 (de) 1991-03-15 1991-03-15 Einrichtung zur Beeinflussung der Divergenz eines Laserstrahles

Publications (3)

Publication Number Publication Date
GB9204937D0 GB9204937D0 (en) 1992-04-22
GB2254164A GB2254164A (en) 1992-09-30
GB2254164B true GB2254164B (en) 1994-07-13

Family

ID=6427365

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9204937A Expired - Lifetime GB2254164B (en) 1991-03-15 1992-03-06 A mechanism for influencing the beam when processing a workpiece with a high-energy laser beam

Country Status (3)

Country Link
DE (1) DE4108419C2 (de)
FR (1) FR2674782B1 (de)
GB (1) GB2254164B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4217705C2 (de) * 1992-06-01 1995-04-20 Diehl Gmbh & Co Einrichtung zur Materialbearbeitung
DE4234339A1 (de) * 1992-10-12 1994-04-14 Manfred Prof Dr Ing Geiger Verfahren zum Laserstrahlschweißen überlappender Bleche und Vorrichtung zu dessen Durchführung
DE4333801C2 (de) * 1993-10-04 1996-08-29 Primes Gmbh Verfahren und Vorrichtung zur Stabilisierung des Durchmessers von Laserstrahlen
DE4424492C2 (de) * 1994-07-12 1996-07-11 Diehl Gmbh & Co Anordnung zur Werkstückbearbeitung mittels eines auf einen Brennfleck fokussierbaren Lasers
DE19619339B4 (de) * 1995-05-26 2005-02-24 BLZ Bayerisches Laserzentrum Gemeinnützige Forschungsgesellschaft mbH Laserstrahl-Bearbeitungsvorrichtung mit zwei Teilstrahlen
DE202005006838U1 (de) 2005-04-29 2006-08-31 Trumpf Werkzeugmaschinen Gmbh + Co. Kg Optisches Modul zum Einbau in den Laser einer Laserbearbeitungsmaschine
DE102010004084B4 (de) * 2010-01-06 2023-08-03 Gunnar Held Laserbearbeitungsvorrichtung für groß dimensionierte Bauteile

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3644020A (en) * 1970-03-06 1972-02-22 United Aircraft Corp Variable contour reflector with cooling system
GB1567916A (en) * 1976-01-19 1980-05-21 Philips Electronic Associated Automatic optical focusing system
US4239343A (en) * 1979-09-04 1980-12-16 General Dynamics Corporation Actuator configuration for a deformable mirror
GB2170323A (en) * 1985-01-23 1986-07-30 Diehl Gmbh & Co A deformable mirror
EP0217077A2 (de) * 1985-08-23 1987-04-08 Firma Carl Zeiss Einrichtung zur Lagekorrektur eines über eine Gelenkoptik geführten Laserstrahls
US4674848A (en) * 1986-03-17 1987-06-23 Itek Corporation Laser mirror having a cooled, deformable surface

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6088485A (ja) * 1983-10-20 1985-05-18 Mochida Pharmaceut Co Ltd レ−ザ−共振器
GB2162713B (en) * 1984-06-15 1988-07-13 Diehl Gmbh & Co A method of and apparatus for target seeking and target following (tracking) by means of a focussable beam
JPS6182990A (ja) * 1984-09-28 1986-04-26 Mitsubishi Electric Corp レ−ザ加工装置
DE3502024A1 (de) * 1985-01-23 1986-07-24 Diehl GmbH & Co, 8500 Nürnberg Verformbarer spiegel
DE3522994A1 (de) * 1985-06-27 1987-01-08 Diehl Gmbh & Co Steuerschaltung fuer ein piezostellglied
JPS62165985A (ja) * 1986-01-17 1987-07-22 Nec Corp レ−ザビ−ムの拡がり角を安定化したレ−ザ発振器
DE3613088A1 (de) * 1986-04-18 1987-10-22 Diehl Gmbh & Co Einrichtung zur erhoehung der querschnittsleistungsdichte eines laserstrahl
JPS63146479A (ja) * 1986-07-16 1988-06-18 Amada Co Ltd レ−ザビ−ムの発散角調整方法および装置
DE3740515A1 (de) * 1987-11-30 1989-06-08 Diehl Gmbh & Co Justiereinrichtung fuer deformierbaren spiegel
DE3809921A1 (de) * 1988-03-24 1989-10-12 Diehl Gmbh & Co Grossflaechiger hochenergie-laserspiegel und verfahren zum herstellen eines solchen spiegels
DE3907758A1 (de) * 1989-03-10 1990-09-20 Diehl Gmbh & Co Verfahren und vorrichtung zur tiefenbehandlung mittels laserstrahles
DE3916264A1 (de) * 1989-05-18 1990-11-22 Diehl Gmbh & Co Einrichtung zur strahlfuehrung bei der laser-werkstueckbearbeitung

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3644020A (en) * 1970-03-06 1972-02-22 United Aircraft Corp Variable contour reflector with cooling system
GB1567916A (en) * 1976-01-19 1980-05-21 Philips Electronic Associated Automatic optical focusing system
US4239343A (en) * 1979-09-04 1980-12-16 General Dynamics Corporation Actuator configuration for a deformable mirror
GB2170323A (en) * 1985-01-23 1986-07-30 Diehl Gmbh & Co A deformable mirror
EP0217077A2 (de) * 1985-08-23 1987-04-08 Firma Carl Zeiss Einrichtung zur Lagekorrektur eines über eine Gelenkoptik geführten Laserstrahls
US4674848A (en) * 1986-03-17 1987-06-23 Itek Corporation Laser mirror having a cooled, deformable surface

Also Published As

Publication number Publication date
DE4108419A1 (de) 1992-09-17
DE4108419C2 (de) 1995-03-16
GB2254164A (en) 1992-09-30
FR2674782B1 (fr) 1996-03-01
GB9204937D0 (en) 1992-04-22
FR2674782A1 (fr) 1992-10-09

Similar Documents

Publication Publication Date Title
EP0573653A4 (de) Plasmaschneidebrenner.
GB9000067D0 (en) Laser beam machine
HK33996A (en) Surface em iting laser
EP0406147A3 (en) Laser printer with light-exposure prevention
GB9210679D0 (en) Laser beam printer
EP0453183A3 (en) An apparatus for attenuating a laser beam
EP0470583A3 (en) A device for detecting cutting states in laser beam machining
EP0462842A3 (en) Laser machining device
EP0477458A3 (en) Laser beam cutting machine and laser beam reflector therefor
IL89740A0 (en) High speed shutter for a laser beam
GB2257093B (en) Laser beam printer
GB2254164B (en) A mechanism for influencing the beam when processing a workpiece with a high-energy laser beam
EP0334964A4 (de) Strahlablenker für laserstrahlbearbeitung.
GB2243262B (en) Laser beam printer
GB2279338B (en) Laser beam printer
EP0468117A3 (en) Laser beam machining device
AU7308891A (en) Device for monitoring workpieces machined by laser beam
EP0541460A3 (en) Multiple beam laser printer
EP0487041A3 (en) Laser beam printer
AU1217292A (en) Process for machining a work piece using a laser
CS143292A3 (en) Laser beam welding apparatus
GB2254162B (en) A laser beam guidance mechanism
EP0410490A3 (en) Laser beam printer
EP0336967A4 (de) Strahlablenker für laserstrahlbearbeitung.
HK55597A (en) Laser beam machining head

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20120305