CN101175596B - 等离子切割装置及方法 - Google Patents
等离子切割装置及方法 Download PDFInfo
- 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
- Authority
- CN
- China
- Prior art keywords
- oxygen
- plasma
- assist gas
- gas
- oxygen concentration
- 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.)
- Active
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims description 66
- 239000007789 gas Substances 0.000 claims abstract description 220
- 239000001301 oxygen Substances 0.000 claims abstract description 168
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 168
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 167
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims abstract description 24
- 230000009471 action Effects 0.000 claims description 61
- 230000008569 process Effects 0.000 claims description 59
- 238000012423 maintenance Methods 0.000 claims description 47
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 61
- 239000003570 air Substances 0.000 abstract description 51
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 31
- 238000002485 combustion reaction Methods 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 40
- 239000000377 silicon dioxide Substances 0.000 description 20
- 239000000203 mixture Substances 0.000 description 18
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000007921 spray Substances 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 230000001590 oxidative effect Effects 0.000 description 9
- 239000003595 mist Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 230000006378 damage Effects 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
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
-
- 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)
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)
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)
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)
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 |
-
2005
- 2005-05-26 JP JP2005153411A patent/JP4623727B2/ja active Active
-
2006
- 2006-04-12 KR KR1020077027354A patent/KR100960845B1/ko active IP Right Grant
- 2006-04-12 WO PCT/JP2006/307732 patent/WO2006126339A1/ja active Application Filing
- 2006-04-12 CN CN2006800168966A patent/CN101175596B/zh active Active
Patent Citations (1)
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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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |