IT1239263B - Sistema e procedimento di controllo per saldatura a laser - Google Patents

Sistema e procedimento di controllo per saldatura a laser

Info

Publication number
IT1239263B
IT1239263B IT68018A IT6801889A IT1239263B IT 1239263 B IT1239263 B IT 1239263B IT 68018 A IT68018 A IT 68018A IT 6801889 A IT6801889 A IT 6801889A IT 1239263 B IT1239263 B IT 1239263B
Authority
IT
Italy
Prior art keywords
procedure
control system
laser welding
welding
laser
Prior art date
Application number
IT68018A
Other languages
English (en)
Other versions
IT8968018A1 (it
IT8968018A0 (it
Inventor
Paul Andrew Robertson
John Brian Lowry
Original Assignee
Fiat Auto Spa
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 Fiat Auto Spa filed Critical Fiat Auto Spa
Publication of IT8968018A0 publication Critical patent/IT8968018A0/it
Publication of IT8968018A1 publication Critical patent/IT8968018A1/it
Application granted granted Critical
Publication of IT1239263B publication Critical patent/IT1239263B/it

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
    • B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
    • B23K26/042—Automatically aligning the laser beam
    • B23K26/043—Automatically aligning the laser beam along the beam path, i.e. alignment of laser beam axis relative to laser beam apparatus
    • 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
    • B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
    • 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
    • B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
    • B23K26/044—Seam tracking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y15/00—Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
IT68018A 1988-11-22 1989-11-17 Sistema e procedimento di controllo per saldatura a laser IT1239263B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8827282A GB2236846B (en) 1988-11-22 1988-11-22 Laser welding monitoring systems.

Publications (3)

Publication Number Publication Date
IT8968018A0 IT8968018A0 (it) 1989-11-17
IT8968018A1 IT8968018A1 (it) 1991-05-17
IT1239263B true IT1239263B (it) 1993-09-28

Family

ID=10647267

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68018A IT1239263B (it) 1988-11-22 1989-11-17 Sistema e procedimento di controllo per saldatura a laser

Country Status (9)

Country Link
US (1) US5038016A (it)
EP (1) EP0370967B1 (it)
JP (1) JP2672380B2 (it)
BR (1) BR8906130A (it)
DE (1) DE68903094T2 (it)
ES (1) ES2035642T3 (it)
GB (1) GB2236846B (it)
IT (1) IT1239263B (it)
PL (1) PL162344B1 (it)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT399117B (de) * 1991-05-27 1995-03-27 Schuoecker Dieter Dipl Ing Dr Verfahren zur automatisierten qualitätskontrolle für die lasermaterialbearbeitung
DE4133620C1 (it) * 1991-10-10 1993-04-22 Maho Ag, 8962 Pfronten, De
US5241419A (en) * 1992-01-27 1993-08-31 General Electric Company Co-axial viewing device for lasers
US20030185273A1 (en) * 1993-09-17 2003-10-02 Hollander Milton Bernard Laser directed temperature measurement
KR0177005B1 (ko) * 1994-04-20 1999-02-18 오까다 하지모 레이저 가공장치와 레이저 가공방법 및 댐바 가공방법
US5612538A (en) * 1995-01-17 1997-03-18 The Regents Of The University Of California Faraday imaging at high temperatures
US5837960A (en) * 1995-08-14 1998-11-17 The Regents Of The University Of California Laser production of articles from powders
US5756924A (en) * 1995-09-28 1998-05-26 The Regents Of The University Of California Multiple laser pulse ignition method and apparatus
US6046426A (en) * 1996-07-08 2000-04-04 Sandia Corporation Method and system for producing complex-shape objects
US6947802B2 (en) * 2000-04-10 2005-09-20 Hypertherm, Inc. Centralized control architecture for a laser materials processing system
GB0118307D0 (en) * 2001-07-26 2001-09-19 Gsi Lumonics Ltd Automated energy beam positioning
US6596961B2 (en) 2001-09-12 2003-07-22 Fraunhofer Usa, Inc. Method and apparatus for monitoring and adjusting a laser welding process
US6670574B1 (en) 2002-07-31 2003-12-30 Unitek Miyachi Corporation Laser weld monitor
US20040150688A1 (en) * 2003-01-30 2004-08-05 Kin-Ming Kwan Measuring laser light transmissivity in a to-be-welded region of a work piece
US7186947B2 (en) * 2003-03-31 2007-03-06 Hypertherm, Inc. Process monitor for laser and plasma materials processing of materials
JP4509578B2 (ja) * 2004-01-09 2010-07-21 浜松ホトニクス株式会社 レーザ加工方法及びレーザ加工装置
JP4598407B2 (ja) * 2004-01-09 2010-12-15 浜松ホトニクス株式会社 レーザ加工方法及びレーザ加工装置
JP4601965B2 (ja) * 2004-01-09 2010-12-22 浜松ホトニクス株式会社 レーザ加工方法及びレーザ加工装置
JP3708104B2 (ja) * 2004-01-13 2005-10-19 浜松ホトニクス株式会社 レーザ加工方法及びレーザ加工装置
DE102004005358B4 (de) * 2004-02-03 2007-03-22 Daimlerchrysler Ag Verfahren zur Laserbearbeitung beschichteter Bleche und beschichtetes Blech
US20060163220A1 (en) 2005-01-27 2006-07-27 Brandt Aaron D Automatic gas control for a plasma arc torch
US7094988B1 (en) 2005-04-18 2006-08-22 Honeywell International, Inc. Laser welding heat treat process
CN1962154A (zh) * 2005-11-10 2007-05-16 鸿富锦精密工业（深圳）有限公司 模仁加工装置及加工方法
CN1966197B (zh) * 2005-11-18 2010-11-10 鸿富锦精密工业（深圳）有限公司 一种激光加工系统及加工方法
TWI352001B (en) * 2005-11-18 2011-11-11 Hon Hai Prec Ind Co Ltd Laser machining system and process for laser machi
DE102006015383B4 (de) * 2006-04-03 2016-12-15 Robert Bosch Gmbh Vorrichtung und Verfahren zur Laserverschweißung eines ersten Werkstücks mit einem zweiten Werkstück
DE102007027377B4 (de) * 2006-06-28 2010-08-12 Scansonic Mi Gmbh Vorrichtung und Verfahren zur Bearbeitung eines Werkstücks mittels eines Laserstrahls
US8546722B2 (en) * 2008-07-16 2013-10-01 Sumitomo Electric Industries, Ltd. Laser processing apparatus and processing method employed therein
FR2936177B1 (fr) * 2008-09-24 2011-08-26 Air Liquide Procede de soudage laser de type co2 avec buse a jet dynamique.
US8309880B2 (en) * 2010-01-29 2012-11-13 Phoenix Silicon International Corporation Coating layer removing apparatus and method for the same
US10539604B2 (en) * 2017-05-08 2020-01-21 Illinois Tool Works Inc. Methods and apparatus for detecting leakage current
CN111344102A (zh) * 2018-11-29 2020-06-26 合刃科技（深圳）有限公司 焊接轨迹跟踪方法、装置及系统
CN113231741B (zh) * 2021-04-26 2022-04-19 南京航空航天大学 一种基于环形光斑同轴送丝的激光焊接装置及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4417127A (en) * 1980-05-19 1983-11-22 Institute Po Technicheska Kibernetika I Robotika Method and apparatus for seam tracking in arc welding
GB2125162B (en) * 1982-07-26 1985-09-18 Atomic Energy Authority Uk Optical alignment system
JPS61154771A (ja) * 1984-12-27 1986-07-14 Hitachi Ltd 溶接位置検出装置
US4769523A (en) * 1985-03-08 1988-09-06 Nippon Kogaku K.K. Laser processing apparatus
US4700045A (en) * 1985-04-30 1987-10-13 Chesapeake Laser Systems, Inc. Seam tracking system with acousto-optical scanner
EP0266764A3 (de) * 1986-11-07 1990-05-16 Fried. Krupp Gesellschaft mit beschränkter Haftung Verfahren und Anordnung zum Führen eines Laserarbeitsstrahls längs einer Nahtfuge
US4764655A (en) * 1987-08-31 1988-08-16 General Electric Company Real-time laser beam diameter determination in a laser-materials processing system

Also Published As

Publication number Publication date
JP2672380B2 (ja) 1997-11-05
GB2236846A (en) 1991-04-17
PL162344B1 (pl) 1993-10-30
IT8968018A1 (it) 1991-05-17
DE68903094D1 (de) 1992-11-05
JPH02179378A (ja) 1990-07-12
GB2236846B (en) 1992-10-14
DE68903094T2 (de) 1993-02-18
EP0370967B1 (en) 1992-09-30
US5038016A (en) 1991-08-06
GB8827282D0 (en) 1988-12-29
EP0370967A1 (en) 1990-05-30
ES2035642T3 (es) 1993-04-16
IT8968018A0 (it) 1989-11-17
BR8906130A (pt) 1990-06-26

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971129