DE69127825T2 - Abstandsteuerverfahren und -vorrichtung einer plasmaschneidmaschine - Google Patents

Abstandsteuerverfahren und -vorrichtung einer plasmaschneidmaschine

Info

Publication number
DE69127825T2
DE69127825T2 DE69127825T DE69127825T DE69127825T2 DE 69127825 T2 DE69127825 T2 DE 69127825T2 DE 69127825 T DE69127825 T DE 69127825T DE 69127825 T DE69127825 T DE 69127825T DE 69127825 T2 DE69127825 T2 DE 69127825T2
Authority
DE
Germany
Prior art keywords
control method
cutting machine
distance control
plasma cutting
plasma
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
DE69127825T
Other languages
English (en)
Other versions
DE69127825D1 (de
Inventor
Yozo Nishi
Eiichi Nozaki
Masahiko Hasegawa
Iwao Kurokawa
Atsushi Wakui
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.)
Komatsu Ltd
Original Assignee
Komatsu 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
Priority claimed from JP2102330A external-priority patent/JPH0818138B2/ja
Priority claimed from JP10265690A external-priority patent/JP2884182B2/ja
Priority claimed from JP10265790A external-priority patent/JP2920657B2/ja
Priority claimed from JP2102329A external-priority patent/JPH0818137B2/ja
Application filed by Komatsu Ltd filed Critical Komatsu Ltd
Publication of DE69127825D1 publication Critical patent/DE69127825D1/de
Application granted granted Critical
Publication of DE69127825T2 publication Critical patent/DE69127825T2/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
    • B23K10/00—Welding or cutting by means of a plasma
    • B23K10/02—Plasma welding
    • 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
    • B23K10/00—Welding or cutting by means of a plasma
    • B23K10/006—Control circuits therefor
    • 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
    • B23K9/00—Arc welding or cutting
    • B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
    • B23K9/126—Controlling the spatial relationship between the work and the gas torch
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H05H1/3494—Means for controlling discharge parameters
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H05H1/36—Circuit arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Arc Welding In General (AREA)
DE69127825T 1990-04-17 1991-04-17 Abstandsteuerverfahren und -vorrichtung einer plasmaschneidmaschine Expired - Fee Related DE69127825T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2102330A JPH0818138B2 (ja) 1990-04-17 1990-04-17 プラズマ加工機のスタンドオフ制御方法
JP10265690A JP2884182B2 (ja) 1990-04-17 1990-04-17 プラズマアーク用トーチの制御装置
JP10265790A JP2920657B2 (ja) 1990-04-17 1990-04-17 プラズマ加工機の電極寿命検出装置
JP2102329A JPH0818137B2 (ja) 1990-04-17 1990-04-17 プラズマトーチのスタンドオフ制御装置
PCT/JP1991/000514 WO1991016170A1 (en) 1990-04-17 1991-04-17 Standoff control method and apparatus for plasma cutting machine

Publications (2)

Publication Number Publication Date
DE69127825D1 DE69127825D1 (de) 1997-11-06
DE69127825T2 true DE69127825T2 (de) 1998-03-05

Family

ID=27469001

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69127825T Expired - Fee Related DE69127825T2 (de) 1990-04-17 1991-04-17 Abstandsteuerverfahren und -vorrichtung einer plasmaschneidmaschine

Country Status (3)

Country Link
EP (1) EP0562111B1 (de)
DE (1) DE69127825T2 (de)
WO (1) WO1991016170A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6028287A (en) * 1997-07-25 2000-02-22 Hyperthem, Inc. Plasma arc torch position control
US5844196A (en) * 1997-09-15 1998-12-01 The Esab Group, Inc. System and method for detecting nozzle and electrode wear
FR2830476B1 (fr) 2001-10-09 2003-12-12 Soudure Autogene Francaise Procede et installation de coupage par jet de plasma module au niveau des changements brutaux de trajectoire, notamment des angles
CN117600628B (zh) * 2023-12-18 2024-06-07 江西瑞升科技股份有限公司 一种多功能内置等离子焊接切割机的运行监测系统及方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6043831B2 (ja) * 1980-08-30 1985-09-30 株式会社三社電機製作所 プラズマア−ク用ト−チの損傷防止装置
JPS57195582A (en) * 1981-05-29 1982-12-01 Hitachi Seiko Ltd Controlling method for arc length in plasma welding
JPS6117365A (ja) * 1984-07-04 1986-01-25 Nippon Kokan Kk <Nkk> 自動ならい制御方法
JPH0641033B2 (ja) * 1985-11-29 1994-06-01 株式会社田中製作所 プラズマトーチの電極等の異常検出装置
JPH1048674A (ja) * 1996-08-02 1998-02-20 Polymertech Kk 自動調光板

Also Published As

Publication number Publication date
DE69127825D1 (de) 1997-11-06
EP0562111A1 (de) 1993-09-29
WO1991016170A1 (en) 1991-10-31
EP0562111B1 (de) 1997-10-01
EP0562111A4 (de) 1993-05-14

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Legal Events

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