ATE504385T1 - Verfahren und vorrichtung zum erhöhen der materialentfernungsrate bei der laserbearbeitung - Google Patents

Verfahren und vorrichtung zum erhöhen der materialentfernungsrate bei der laserbearbeitung

Info

Publication number
ATE504385T1
ATE504385T1 AT02797163T AT02797163T ATE504385T1 AT E504385 T1 ATE504385 T1 AT E504385T1 AT 02797163 T AT02797163 T AT 02797163T AT 02797163 T AT02797163 T AT 02797163T AT E504385 T1 ATE504385 T1 AT E504385T1
Authority
AT
Austria
Prior art keywords
laser
burst
bursts
increasing
time
Prior art date
Application number
AT02797163T
Other languages
English (en)
Inventor
Andrew Forsman
Paul Banks
Michael Perry
Original Assignee
Gen Atomics
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 Gen Atomics filed Critical Gen Atomics
Application granted granted Critical
Publication of ATE504385T1 publication Critical patent/ATE504385T1/de

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
    • B23K26/067—Dividing the beam into multiple beams, e.g. multi-focusing
    • B23K26/0676—Dividing the beam into multiple beams, e.g. multi-focusing into dependently operating sub-beams, e.g. an array of spots with fixed spatial relationship or for performing simultaneously identical operations
    • 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
    • B23K26/0613—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams having a common axis
    • 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
    • B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
    • B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
    • 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
    • B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
    • B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
    • B23K26/0624—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses using ultrashort pulses, i.e. pulses of 1 ns or less

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
  • Lasers (AREA)
AT02797163T 2001-12-04 2002-12-03 Verfahren und vorrichtung zum erhöhen der materialentfernungsrate bei der laserbearbeitung ATE504385T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US33825801P 2001-12-04 2001-12-04
US10/120,731 US6664498B2 (en) 2001-12-04 2002-04-10 Method and apparatus for increasing the material removal rate in laser machining
PCT/US2002/038471 WO2003047807A1 (en) 2001-12-04 2002-12-03 Method and apparatus for increasing the material removal rate in laser machining

Publications (1)

Publication Number Publication Date
ATE504385T1 true ATE504385T1 (de) 2011-04-15

Family

ID=26818702

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02797163T ATE504385T1 (de) 2001-12-04 2002-12-03 Verfahren und vorrichtung zum erhöhen der materialentfernungsrate bei der laserbearbeitung

Country Status (9)

Country Link
US (1) US6664498B2 (de)
EP (1) EP1461181B1 (de)
JP (2) JP4741795B2 (de)
CN (1) CN100358668C (de)
AT (1) ATE504385T1 (de)
AU (1) AU2002362037A1 (de)
CA (1) CA2468723C (de)
DE (1) DE60239703D1 (de)
WO (1) WO2003047807A1 (de)

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US6664498B2 (en) 2003-12-16
AU2002362037A1 (en) 2003-06-17
US20030183603A1 (en) 2003-10-02
EP1461181A1 (de) 2004-09-29
JP2005511314A (ja) 2005-04-28
CN100358668C (zh) 2008-01-02
WO2003047807A1 (en) 2003-06-12
EP1461181B1 (de) 2011-04-06
JP4741795B2 (ja) 2011-08-10
EP1461181A4 (de) 2008-04-02
CA2468723C (en) 2011-08-16
CA2468723A1 (en) 2003-06-12
JP2009202234A (ja) 2009-09-10
DE60239703D1 (de) 2011-05-19
CN1617783A (zh) 2005-05-18

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