JPS548143A - Machining method by laser - Google Patents

Machining method by laser

Info

Publication number
JPS548143A
JPS548143A JP7279077A JP7279077A JPS548143A JP S548143 A JPS548143 A JP S548143A JP 7279077 A JP7279077 A JP 7279077A JP 7279077 A JP7279077 A JP 7279077A JP S548143 A JPS548143 A JP S548143A
Authority
JP
Japan
Prior art keywords
laser
machining method
droop
piercing
irradiating
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.)
Granted
Application number
JP7279077A
Other languages
Japanese (ja)
Other versions
JPS5940552B2 (en
Inventor
Ken Ishikawa
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP52072790A priority Critical patent/JPS5940552B2/en
Publication of JPS548143A publication Critical patent/JPS548143A/en
Publication of JPS5940552B2 publication Critical patent/JPS5940552B2/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • 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
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • B23K26/382—Removing material by boring or cutting by boring
    • 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
    • B23K26/60—Preliminary treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Laser Beam Processing (AREA)

Abstract

PURPOSE:To prevent the droop at the inlet port of the pierced hole on purpose to carry out the highly accurate machining such as piercing, cutting, etc., using the laser, by irradiating the laser beam on the machined surface of the worked material treated with hardening process at first.
JP52072790A 1977-06-21 1977-06-21 Laser processing method Expired JPS5940552B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52072790A JPS5940552B2 (en) 1977-06-21 1977-06-21 Laser processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52072790A JPS5940552B2 (en) 1977-06-21 1977-06-21 Laser processing method

Publications (2)

Publication Number Publication Date
JPS548143A true JPS548143A (en) 1979-01-22
JPS5940552B2 JPS5940552B2 (en) 1984-10-01

Family

ID=13499527

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52072790A Expired JPS5940552B2 (en) 1977-06-21 1977-06-21 Laser processing method

Country Status (1)

Country Link
JP (1) JPS5940552B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61115690A (en) * 1984-11-09 1986-06-03 Brother Ind Ltd Manufacture of product having high hardness partially
JPS63260716A (en) * 1987-04-20 1988-10-27 Nippon Steel Corp Method for reducing burrs generated in shearing of steel sheet
CN103537880A (en) * 2012-07-17 2014-01-29 宝山钢铁股份有限公司 Method for welding high-strength steel through laser welding machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61115690A (en) * 1984-11-09 1986-06-03 Brother Ind Ltd Manufacture of product having high hardness partially
JPS63260716A (en) * 1987-04-20 1988-10-27 Nippon Steel Corp Method for reducing burrs generated in shearing of steel sheet
CN103537880A (en) * 2012-07-17 2014-01-29 宝山钢铁股份有限公司 Method for welding high-strength steel through laser welding machine

Also Published As

Publication number Publication date
JPS5940552B2 (en) 1984-10-01

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