GB9118315D0 - Apparatus and method for monitoring laser material processing - Google Patents

Apparatus and method for monitoring laser material processing

Info

Publication number
GB9118315D0
GB9118315D0 GB919118315A GB9118315A GB9118315D0 GB 9118315 D0 GB9118315 D0 GB 9118315D0 GB 919118315 A GB919118315 A GB 919118315A GB 9118315 A GB9118315 A GB 9118315A GB 9118315 D0 GB9118315 D0 GB 9118315D0
Authority
GB
United Kingdom
Prior art keywords
material processing
laser material
monitoring laser
monitoring
processing
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.)
Withdrawn
Application number
GB919118315A
Other versions
GB2260402A (en
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.)
University of Liverpool
Original Assignee
University of Liverpool
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 University of Liverpool filed Critical University of Liverpool
Priority to GB9118315A priority Critical patent/GB2260402A/en
Publication of GB9118315D0 publication Critical patent/GB9118315D0/en
Priority to PCT/GB1992/001554 priority patent/WO1993003881A1/en
Priority to AU24670/92A priority patent/AU2467092A/en
Publication of GB2260402A publication Critical patent/GB2260402A/en
Withdrawn legal-status Critical Current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
    • B23K26/03—Observing, e.g. monitoring, the workpiece
    • B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
    • 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
    • B23K26/03—Observing, e.g. monitoring, the workpiece
    • B23K26/034—Observing the temperature of the workpiece
    • 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
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
    • 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
    • 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
    • B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
    • B23K26/123—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an atmosphere of particular gases
    • 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)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
GB9118315A 1991-08-24 1991-08-24 Monitoring laser material processing Withdrawn GB2260402A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9118315A GB2260402A (en) 1991-08-24 1991-08-24 Monitoring laser material processing
PCT/GB1992/001554 WO1993003881A1 (en) 1991-08-24 1992-08-24 Apparatus and method for monitoring laser material processing
AU24670/92A AU2467092A (en) 1991-08-24 1992-08-24 Apparatus and method for monitoring laser material processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9118315A GB2260402A (en) 1991-08-24 1991-08-24 Monitoring laser material processing

Publications (2)

Publication Number Publication Date
GB9118315D0 true GB9118315D0 (en) 1991-10-09
GB2260402A GB2260402A (en) 1993-04-14

Family

ID=10700500

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9118315A Withdrawn GB2260402A (en) 1991-08-24 1991-08-24 Monitoring laser material processing

Country Status (3)

Country Link
AU (1) AU2467092A (en)
GB (1) GB2260402A (en)
WO (1) WO1993003881A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4106007A1 (en) * 1991-02-26 1992-09-03 Fraunhofer Ges Forschung METHOD AND DEVICE FOR MACHINING WORKPIECES WITH LASER RADIATION
EP0674965B1 (en) * 1994-03-28 1998-10-21 Inpro Innovationsgesellschaft Für Fortgeschrittene Produktionssysteme In Der Fahrzeugindustrie Mbh Process for monitoring the welding depth in workpieces during laser beam welding
DE4434409C1 (en) * 1994-09-26 1996-04-04 Fraunhofer Ges Forschung Method and device for processing materials with plasma-inducing laser radiation
US5651903A (en) * 1995-10-12 1997-07-29 Trw Inc. Method and apparatus for evaluating laser welding
US5728992A (en) * 1996-02-29 1998-03-17 Westinghouse Electric Corporation Apparatus and method for real time evaluation of laser welds especially in confined spaces such as within heat exchanger tubing
GB9611942D0 (en) * 1996-06-07 1996-08-07 Lumonics Ltd Focus control of lasers in material processing operations
DE19630437C2 (en) * 1996-07-27 2003-04-03 Jurca Optoelektronik Gmbh detecting device
ES2121702B1 (en) * 1997-02-17 1999-06-16 Univ Malaga SENSOR FOR ON-LINE AND REMOTE MONITORING OF AUTOMATED LASER WELDING PROCESSES.
US6060685A (en) * 1997-10-23 2000-05-09 Trw Inc. Method for monitoring laser weld quality via plasma light intensity measurements
US5961859A (en) * 1997-10-23 1999-10-05 Trw Inc. Method and apparatus for monitoring laser weld quality via plasma size measurements
FR2843902A1 (en) * 2002-08-27 2004-03-05 Usinor DEVICE AND METHOD FOR CONTROLLING A WELDING, RECHARGING OR MACHINING BY LASER BEAM OF A WORKPIECE
WO2005051586A1 (en) * 2003-11-24 2005-06-09 Technische Universität Berlin Method and device for controlling the application of energy during an assembly process
US8164022B2 (en) * 2006-12-06 2012-04-24 The Regents Of The University Of Michigan Optical sensor for quality monitoring of a welding process
CN102023614B (en) * 2010-10-08 2012-10-03 深圳市大族激光科技股份有限公司 Laser welding device
KR101240980B1 (en) * 2010-11-18 2013-03-11 기아자동차주식회사 Method for checking quality of laser welding and equipment thereof
KR101440119B1 (en) 2013-10-08 2014-09-12 한국원자력연구원 Apparatus and method for measuring the speed of plasma propagation using optical fiber
KR101648080B1 (en) * 2014-11-26 2016-08-12 한국원자력연구원 Apparatus and method for analysis of time dependant and spatially distributional characteristics of ion energy from laser-generated plasma
CN106148946A (en) * 2015-04-28 2016-11-23 东台精机股份有限公司 Laser melting coating tool heads and finished surface method for sensing thereof
CN109454342B (en) * 2018-11-19 2021-06-25 江苏金海创科技有限公司 Translation formula ruddiness preview device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484059A (en) * 1982-04-26 1984-11-20 General Electric Company Infrared sensor for arc welding
FR2538107A1 (en) * 1982-12-17 1984-06-22 Commissariat Energie Atomique METHOD AND DEVICE FOR ONLINE INSPECTION OF DEPTH OF WELDING BY PULSE BEAM
DE3344683A1 (en) * 1983-12-10 1985-06-20 Gustav Stähler GmbH & Co KG, 5909 Burbach Method and device for monitoring or controlling the welding operation during the welding of workpieces by the arc welding process
IT1180008B (en) * 1984-03-02 1987-09-23 Fiat Ricerche METHOD AND DEVICE FOR THE CONTROL OF THE WELDING PROCESSES BY ANALYSIS OF THE BRIGHTNESS GENERATED DURING THE PROCESS
US4657169A (en) * 1984-06-11 1987-04-14 Vanzetti Systems, Inc. Non-contact detection of liquefaction in meltable materials
DE3908187A1 (en) * 1989-03-14 1990-09-20 Jurca Marius Christian METHOD FOR QUALITY ASSURANCE IN LASER BEAM WELDING AND CUTTING
DE3934640C1 (en) * 1989-10-17 1991-02-28 Messerschmitt Boelkow Blohm Regulating temp. of laser radiation directed to biological tissue - measuring IR radiation emitted from latter exclusively in spectral range of atmospheric window
US5026979A (en) * 1990-03-05 1991-06-25 General Electric Company Method and apparatus for optically monitoring laser materials processing

Also Published As

Publication number Publication date
AU2467092A (en) 1993-03-16
WO1993003881A1 (en) 1993-03-04
GB2260402A (en) 1993-04-14

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Legal Events

Date Code Title Description
730A Proceeding under section 30 patents act 1977
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)