CN101175596B - 等离子切割装置及方法 - Google Patents

等离子切割装置及方法 Download PDF

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Publication number
CN101175596B
CN101175596B CN2006800168966A CN200680016896A CN101175596B CN 101175596 B CN101175596 B CN 101175596B CN 2006800168966 A CN2006800168966 A CN 2006800168966A CN 200680016896 A CN200680016896 A CN 200680016896A CN 101175596 B CN101175596 B CN 101175596B
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CN
China
Prior art keywords
oxygen
plasma
assist gas
gas
oxygen concentration
Prior art date
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Active
Application number
CN2006800168966A
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English (en)
Chinese (zh)
Other versions
CN101175596A (zh
Inventor
山口义博
蔵冈一浩
大西知志
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 Industries Corp
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Komatsu Industries Corp
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Filing date
Publication date
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Publication of CN101175596A publication Critical patent/CN101175596A/zh
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Publication of CN101175596B publication Critical patent/CN101175596B/zh
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    • 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
    • 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
    • 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
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/38—Selection of media, e.g. special atmospheres for surrounding the working area
    • 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
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02—Carriages for supporting the welding or cutting element
    • B23K37/0288—Carriages forming part of a cutting unit
    • 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
    • H05H1/341—Arrangements for providing coaxial protecting fluids
    • 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
    • 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
    • H05H1/42—Plasma torches using an arc with provisions for introducing materials into the plasma, e.g. powder, liquid

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Arc Welding In General (AREA)
  • Plasma Technology (AREA)
CN2006800168966A 2005-05-26 2006-04-12 等离子切割装置及方法 Active CN101175596B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005153411A JP4623727B2 (ja) 2005-05-26 2005-05-26 プラズマ切断装置及び方法
JP153411/2005 2005-05-26
PCT/JP2006/307732 WO2006126339A1 (ja) 2005-05-26 2006-04-12 プラズマ切断装置及び方法

Publications (2)

Publication Number Publication Date
CN101175596A CN101175596A (zh) 2008-05-07
CN101175596B true CN101175596B (zh) 2010-09-08

Family

ID=37451770

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2006800168966A Active CN101175596B (zh) 2005-05-26 2006-04-12 等离子切割装置及方法

Country Status (4)

Country Link
JP (1) JP4623727B2 (ja)
KR (1) KR100960845B1 (ja)
CN (1) CN101175596B (ja)
WO (1) WO2006126339A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2910360A1 (fr) * 2006-12-20 2008-06-27 Air Liquide Procede de coupage plasma d'aciers fortement allies
US8338739B2 (en) 2008-12-22 2012-12-25 Hypertherm, Inc. Method and apparatus for cutting high quality internal features and contours
US8354609B2 (en) * 2008-12-22 2013-01-15 Hypertherm, Inc. High quality hole cutting using variable shield gas compositions
CN103433607B (zh) * 2013-08-12 2016-01-13 华中科技大学 一种数字化等离子切割机控制系统
EP3606293B1 (en) * 2017-03-31 2022-09-07 Fuji Corporation Plasma generation device
JP7109350B2 (ja) * 2018-12-05 2022-07-29 小池酸素工業株式会社 プラズマトーチ
US20210204387A1 (en) * 2019-12-31 2021-07-01 The Esab Group Inc. Methods for operating a plasma torch

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1148355A (zh) * 1994-05-25 1997-04-23 株式会社小松制作所 等离子切割方法及其装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3285174B2 (ja) * 1993-10-14 2002-05-27 株式会社小松製作所 プラズマ切断方法及びその装置
US5414237A (en) * 1993-10-14 1995-05-09 The Esab Group, Inc. Plasma arc torch with integral gas exchange

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1148355A (zh) * 1994-05-25 1997-04-23 株式会社小松制作所 等离子切割方法及其装置

Also Published As

Publication number Publication date
CN101175596A (zh) 2008-05-07
JP4623727B2 (ja) 2011-02-02
KR20070121062A (ko) 2007-12-26
KR100960845B1 (ko) 2010-06-07
WO2006126339A1 (ja) 2006-11-30
JP2006326636A (ja) 2006-12-07

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