DE3780688D1 - Zweipunkt-laserstrahlschweissen. - Google Patents

Zweipunkt-laserstrahlschweissen.

Info

Publication number
DE3780688D1
DE3780688D1 DE8787630067T DE3780688T DE3780688D1 DE 3780688 D1 DE3780688 D1 DE 3780688D1 DE 8787630067 T DE8787630067 T DE 8787630067T DE 3780688 T DE3780688 T DE 3780688T DE 3780688 D1 DE3780688 D1 DE 3780688D1
Authority
DE
Germany
Prior art keywords
laser beam
beam welding
point laser
point
welding
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 - Fee Related
Application number
DE8787630067T
Other languages
English (en)
Other versions
DE3780688T2 (de
Inventor
Conrad M Banas
Brian M Doyle
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of DE3780688D1 publication Critical patent/DE3780688D1/de
Application granted granted Critical
Publication of DE3780688T2 publication Critical patent/DE3780688T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B23K26/0604—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams
    • B23K26/0608—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams in the same heat affected zone [HAZ]
    • 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
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/004—Tandem beams or torches, i.e. working simultaneously with several beams or torches
    • 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
    • B23K26/067—Dividing the beam into multiple beams, e.g. multifocusing
    • 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
    • B23K26/20—Bonding
    • B23K26/21—Bonding by welding
    • B23K26/24—Seam welding

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Laser Beam Processing (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Laser Surgery Devices (AREA)
DE8787630067T 1986-04-22 1987-04-16 Zweipunkt-laserstrahlschweissen. Expired - Fee Related DE3780688T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/854,633 US4691093A (en) 1986-04-22 1986-04-22 Twin spot laser welding

Publications (2)

Publication Number Publication Date
DE3780688D1 true DE3780688D1 (de) 1992-09-03
DE3780688T2 DE3780688T2 (de) 1993-03-04

Family

ID=25319207

Family Applications (2)

Application Number Title Priority Date Filing Date
DE198787630067T Pending DE243293T1 (de) 1986-04-22 1987-04-16 Zweipunkt-laserstrahlschweissen.
DE8787630067T Expired - Fee Related DE3780688T2 (de) 1986-04-22 1987-04-16 Zweipunkt-laserstrahlschweissen.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE198787630067T Pending DE243293T1 (de) 1986-04-22 1987-04-16 Zweipunkt-laserstrahlschweissen.

Country Status (8)

Country Link
US (1) US4691093A (de)
EP (1) EP0243293B1 (de)
JP (1) JPS62254991A (de)
CA (1) CA1275453C (de)
DE (2) DE243293T1 (de)
ES (1) ES2001008T3 (de)
IL (3) IL82253A0 (de)
NO (1) NO168875C (de)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4024299A1 (de) * 1990-07-31 1992-02-06 Fraunhofer Ges Forschung Vorrichtung zum fokussieren eines lichtstrahles in wenigstens zwei fokuspunkten
US5155323A (en) * 1991-05-16 1992-10-13 John Macken Dual focus laser welding
US5229571A (en) * 1991-07-08 1993-07-20 Armco Steel Co., L.P. High production laser welding assembly and method
JP2829192B2 (ja) * 1992-05-15 1998-11-25 住友電気工業株式会社 レ−ザビ−ムスキャナ
JP2658809B2 (ja) * 1992-08-27 1997-09-30 三菱電機株式会社 レーザ加工装置
US5805119A (en) * 1992-10-13 1998-09-08 General Motors Corporation Vehicle projected display using deformable mirror device
US5557477A (en) * 1993-10-08 1996-09-17 The United States Of America As Represented By The United States Department Of Energy Apparatus for and method of correcting for aberrations in a light beam
US5503703A (en) * 1994-01-10 1996-04-02 Dahotre; Narendra B. Laser bonding process
DE4414464C1 (de) * 1994-04-26 1995-12-21 Krupp Ag Hoesch Krupp Verfahren zum Herstellen geschweißter Stahlblechplatinen
JPH08108289A (ja) 1994-10-07 1996-04-30 Sumitomo Electric Ind Ltd レーザ加工用光学装置
IT1280002B1 (it) * 1995-08-01 1997-12-23 Gd Spa Metodo e macchina per la realizzazione di incarti di prodotti
US5786559A (en) * 1995-10-17 1998-07-28 Meyer Tool, Inc. Weld-braze process
DE59609967D1 (de) † 1995-11-04 2003-01-23 Volkswagen Ag Strahlschweissverfahren mit Kantenverrundung
JP3453972B2 (ja) * 1995-12-27 2003-10-06 トヨタ自動車株式会社 レーザ溶接方法および装置
FR2746047B1 (fr) * 1996-03-13 1998-04-24 Tete optique bifocalisation
US5961858A (en) * 1996-06-06 1999-10-05 Engauge Inc. Laser welding apparatus employing a tilting mechanism
US5925268A (en) 1996-06-06 1999-07-20 Engauge Inc. Laser welding apparatus employing a tilting mechanism and seam follower
FR2755048A1 (fr) * 1996-10-31 1998-04-30 Renault Automation Dispositif de soudage par faisceau laser
CA2199355A1 (en) 1997-03-06 1998-09-06 Bob Bishop Multiple beam laser welding apparatus
EP0865863A1 (de) * 1997-03-19 1998-09-23 Alphatech-Industrie Bifokussierung-Optik-Kopf
US6087619A (en) * 1997-05-13 2000-07-11 Fraunhofer Usa Resource Center Dual intensity multi-beam welding system
JP4037588B2 (ja) * 1999-03-16 2008-01-23 株式会社東芝 原子炉制御棒の製造方法及び製造装置
WO2000066314A1 (en) 1999-04-30 2000-11-09 Edison Welding Insitute Coated material welding with multiple energy beams
JP4659300B2 (ja) 2000-09-13 2011-03-30 浜松ホトニクス株式会社 レーザ加工方法及び半導体チップの製造方法
EP1219381A1 (de) * 2000-12-27 2002-07-03 Siemens Aktiengesellschaft Verfahren zum Laserschweissen eines Werkstückes
EP1446256A1 (de) * 2001-10-09 2004-08-18 Ecole Polytechnique Fédérale de Lausanne (EPFL) Verfahren zur vermeidung von rissbildung beim schweissen
JP3753657B2 (ja) * 2001-12-27 2006-03-08 本田技研工業株式会社 ツインスポットパルスレーザ溶接方法および装置
US7749867B2 (en) 2002-03-12 2010-07-06 Hamamatsu Photonics K.K. Method of cutting processed object
TWI326626B (en) 2002-03-12 2010-07-01 Hamamatsu Photonics Kk Laser processing method
DE10237103A1 (de) * 2002-08-13 2004-02-26 Bayerische Motoren Werke Ag Stabilisatoranordnung für das Fahrwerk eines Kraftfahrzeugs und Verfahren zu deren Herstellung
FR2846898B1 (fr) * 2002-11-07 2005-07-15 Snecma Moteurs Procede de soudage laser en une passe d'un assemblage en t de pieces metalliques
TWI520269B (zh) 2002-12-03 2016-02-01 Hamamatsu Photonics Kk Cutting method of semiconductor substrate
WO2004080643A1 (ja) 2003-03-12 2004-09-23 Hamamatsu Photonics K.K. レーザ加工方法
US6646225B1 (en) 2003-04-02 2003-11-11 General Motors Corporation Method of joining galvanized steel parts using lasers
US8253062B2 (en) * 2005-06-10 2012-08-28 Chrysler Group Llc System and methodology for zero-gap welding
AT9199U1 (de) * 2005-09-13 2007-06-15 Plansee Se Werkstoffverbund mit explosionsgeschweisstem zwischenstück
US7910855B2 (en) * 2005-09-23 2011-03-22 Lasx Industries, Inc. No gap laser welding of coated steel
GB2437267B (en) * 2006-03-23 2008-07-16 Rolls Royce Plc Methods of forming metal matrix composites and metal matrix composites formed thereby
EP1870194A1 (de) * 2006-06-21 2007-12-26 Corus Technology BV Verfahren zur Herstellung eines kontinuierlichen metallischen Bleches durch Laser-Stumpfschweissen , mit einem eine multimodale Leistungsverteilung aufweisenden Laser
US8803029B2 (en) * 2006-08-03 2014-08-12 Chrysler Group Llc Dual beam laser welding head
DE102006048580C5 (de) * 2006-10-13 2015-02-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum rissfreien Schweißen, Reparaturschweißen oder Auftragsschweißen heißrissanfälliger Werkstoffe
US8198565B2 (en) * 2007-04-11 2012-06-12 Chrysler Group Llc Laser-welding apparatus and method
DE102007046074A1 (de) * 2007-09-24 2009-04-09 Trumpf Laser- Und Systemtechnik Gmbh Vorrichtung und Verfahren zur Laserbearbeitung
JP5479024B2 (ja) * 2009-10-27 2014-04-23 パナソニック株式会社 接合方法および接合装置
KR101097327B1 (ko) * 2010-01-07 2011-12-23 삼성모바일디스플레이주식회사 기판 밀봉에 사용되는 레이저 빔 조사 장치 및 이를 이용한 유기 발광 디스플레이 장치의 제조 방법
JP5535820B2 (ja) * 2010-08-11 2014-07-02 三菱重工業株式会社 電子ビーム溶接方法
US10328513B2 (en) * 2013-05-31 2019-06-25 General Electric Company Welding process, welding system, and welded article
US10272524B2 (en) * 2014-10-22 2019-04-30 GM Global Technology Operations LLC Laser conduction mode welding of aluminum alloys with cross dual laser beams
JP6390672B2 (ja) 2016-08-02 2018-09-19 トヨタ自動車株式会社 平角線のレーザ溶接方法
WO2019130043A1 (en) * 2017-12-26 2019-07-04 Arcelormittal Method for butt laser welding two metal sheets with first and second front laser beams and a back laser beam
CN112334265B (zh) * 2018-06-27 2023-02-17 Smc株式会社 钢材的对焊接头及其制造方法
US11733534B2 (en) 2021-01-21 2023-08-22 AdlOptica Optical Systems GmbH Optics for formation of multiple light spots with controlled spot intensity and variable spot pattern geometry

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6709862A (de) * 1967-07-15 1969-01-17
CH522464A (fr) * 1969-04-01 1972-06-30 Omega Brandt & Freres Sa Louis Dispositif d'usinage par laser
US3860784A (en) * 1971-03-08 1975-01-14 United Aircraft Corp Deep penetration welding using lasers
US3827782A (en) * 1972-12-11 1974-08-06 Eprod Inc Reflector apparatus
JPS5096623U (de) * 1974-01-11 1975-08-12
US4091274A (en) * 1976-12-22 1978-05-23 United Technologies Corporation Active laser mirror system
JPS583478B2 (ja) * 1978-03-03 1983-01-21 株式会社日立製作所 レ−ザ加熱方法および装置
DE2821883C2 (de) * 1978-05-19 1980-07-17 Ibm Deutschland Gmbh, 7000 Stuttgart Vorrichtung zur Materialbearbeitung
US4271347A (en) * 1978-10-18 1981-06-02 The United States Of America As Represented By The Secretary Of The Treasury Method and apparatus for accelerating chemical reactions using a spread beam deflector with single or multiple reflectors
GB2073639A (en) * 1980-02-20 1981-10-21 Duracell Int Apparatus and method for spot heat treating workpieces
US4425026A (en) * 1981-06-19 1984-01-10 Baker Manufacturing Company Refocusing mirror manipulator
US4461947A (en) * 1982-08-24 1984-07-24 Allied Corporation Rotating laser beam with coincident gas jet
JPS59150684A (ja) * 1983-02-18 1984-08-28 Hitachi Ltd レ−ザ加工装置
JPS607592A (ja) * 1983-06-24 1985-01-16 シャープ株式会社 電子式キャッシュレジスタ
JPS6044192A (ja) * 1983-08-23 1985-03-09 Univ Nagoya レーザ加工装置
US4537478A (en) * 1984-01-19 1985-08-27 Richter Thomas A Apodized mirror optical system
JPS60199585A (ja) * 1984-03-23 1985-10-09 Toshiba Corp レ−ザ溶接機
DD222232A1 (de) * 1984-03-30 1985-05-15 Elektron Bauelemente Carl Von Anordnung fuer den laserabgleich

Also Published As

Publication number Publication date
NO168875C (no) 1992-04-15
IL93507A0 (en) 1990-11-29
CA1275453C (en) 1990-10-23
US4691093A (en) 1987-09-01
ES2001008A4 (es) 1988-04-16
DE243293T1 (de) 1988-05-19
DE3780688T2 (de) 1993-03-04
JPS62254991A (ja) 1987-11-06
IL82253A0 (en) 1987-10-30
NO871593D0 (no) 1987-04-15
EP0243293B1 (de) 1992-07-29
IL93507A (en) 1991-09-16
NO168875B (no) 1992-01-06
EP0243293A3 (en) 1988-04-06
NO871593L (no) 1987-10-23
EP0243293A2 (de) 1987-10-28
ES2001008T3 (es) 1993-04-01

Similar Documents

Publication Publication Date Title
DE3780688D1 (de) Zweipunkt-laserstrahlschweissen.
DE68913524D1 (de) Laserüberschallöten.
DE69004005D1 (de) Laser.
DE3678142D1 (de) Laserabtastmikroskop.
DE3483778D1 (de) Laser-chirurgie.
DE3485019D1 (de) Laser-endoskop.
BR8606399A (pt) Aparelho homogeniezador de feixe de laser
DE3483384D1 (de) Laserstrahlabtastvorrichtung.
DE3889323D1 (de) Laseranordnung.
DK195684A (da) Laserstraale
DE3783996D1 (de) Laserstrahlabtaster.
DE3676530D1 (de) Zweiwellenlaengen-laservorrichtung.
DE3688853D1 (de) Tripropylamin-dotierter laser.
DE68922246D1 (de) Laserstrahlblende.
DE3779158D1 (de) Chrom-dotierter scandium-borat-laser.
DE3776896D1 (de) Laseranordnung.
DE68907713D1 (de) Laserstrahluebertragungseinheit.
DE3784351D1 (de) Laserabtastvorrichtung.
DE3579966D1 (de) Gaslaser.
DE3579007D1 (de) Laserstrahlbearbeitungsgeraet.
DE3879615D1 (de) Laser-oszillator.
DE3879624D1 (de) Laser oszillator.
DE3762474D1 (de) Abgeschlossener gaslaser.
DE3879611D1 (de) Laser-oszillator.
DE3586066D1 (de) Laserinstrument.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee