JPH0370865U - - Google Patents

Info

Publication number
JPH0370865U
JPH0370865U JP13093389U JP13093389U JPH0370865U JP H0370865 U JPH0370865 U JP H0370865U JP 13093389 U JP13093389 U JP 13093389U JP 13093389 U JP13093389 U JP 13093389U JP H0370865 U JPH0370865 U JP H0370865U
Authority
JP
Japan
Prior art keywords
chip
nozzle
mounting opening
nozzle hole
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.)
Granted
Application number
JP13093389U
Other languages
Japanese (ja)
Other versions
JP2505783Y2 (en
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 filed Critical
Priority to JP1989130933U priority Critical patent/JP2505783Y2/en
Priority to EP19900118877 priority patent/EP0427945A3/en
Publication of JPH0370865U publication Critical patent/JPH0370865U/ja
Application granted granted Critical
Publication of JP2505783Y2 publication Critical patent/JP2505783Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Arc Welding In General (AREA)
  • Chemical Vapour Deposition (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係るノズルチツプが適用され
るプラズマ切断機のトーチ部分を拡大して示した
部分断面図、第２図は第一請求項に係るノズルチ
ツプの拡大断面図、第３図は別の実施例を示す拡
大断面図、第４図は第二請求項に係るノズルチツ
プの拡大断面図、第５図は本考案に係るノズルチ
ツプと銅製のノズルチツプとの比較試験を行つた
結果を示すグラフである。 符号の説明、１０……プラズマ切断機、１１…
…電極、２０……ノズルチツプ、２０Ａ……チツ
プ本体、２０Ｂ……チツプ小片、２１……ノズル
孔、２２……装着口、２３……熱分解炭素被膜、
２４……絶縁物被膜。 FIG. 1 is an enlarged partial sectional view of the torch portion of a plasma cutting machine to which the nozzle chip according to the present invention is applied, FIG. 2 is an enlarged sectional view of the nozzle chip according to the first claim, and FIG. FIG. 4 is an enlarged sectional view of the nozzle chip according to the second claim, and FIG. 5 is a graph showing the results of a comparative test between the nozzle chip according to the present invention and a copper nozzle chip. be. Explanation of symbols, 10...Plasma cutting machine, 11...
... Electrode, 20 ... Nozzle chip, 20A ... Chip body, 20B ... Chip piece, 21 ... Nozzle hole, 22 ... Mounting port, 23 ... Pyrolytic carbon coating,
24...Insulating film.

Claims (1)

【実用新案登録請求の範囲】 １ 電極に対向してプラズマ発生室を構成し、こ
のプラズマ発生室にて生じたプラズマガスを噴射
するノズル孔を有したプラズマ切断機用のノズル
チツプであつて、 このノズルチツプを、装着口を有する黒鉛製の
チツプ本体と、このチツプ本体の装着口に装着さ
れて前記ノズル孔を有する黒鉛製のチツプ小片と
、このチツプ小片の少なくとも前記ノズル孔近傍
の表面に形成した熱分解炭素被膜とにより構成し
たことを特徴とするノズルチツプ。 ２ 前記チツプ小片を、その一部が前記チツプ本
体の装着口より突出したものとするとともに、こ
のチツプ小片の少なくとも突出部外面に絶縁物被
膜を形成したことを特徴とする第一請求項に記載
のノズルチツプ。[Claims for Utility Model Registration] 1. A nozzle chip for a plasma cutting machine, which comprises a plasma generation chamber facing an electrode and has a nozzle hole through which plasma gas generated in the plasma generation chamber is injected. The nozzle chip includes a graphite chip body having a mounting opening, a graphite chip piece attached to the mounting opening of the chip body and having the nozzle hole, and a surface of the chip piece formed at least in the vicinity of the nozzle hole. A nozzle tip characterized by comprising a pyrolytic carbon film. 2. The chip according to claim 1, wherein a part of the chip protrudes from the mounting opening of the chip body, and an insulating film is formed on at least the outer surface of the protruding part of the chip. nozzle tip.
JP1989130933U 1989-10-17 1989-11-09 Nozzle tip for plasma cutting machine Expired - Fee Related JP2505783Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989130933U JP2505783Y2 (en) 1989-11-09 1989-11-09 Nozzle tip for plasma cutting machine
EP19900118877 EP0427945A3 (en) 1989-10-17 1990-10-02 Cooking utensil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989130933U JP2505783Y2 (en) 1989-11-09 1989-11-09 Nozzle tip for plasma cutting machine

Publications (2)

Publication Number Publication Date
JPH0370865U true JPH0370865U (en) 1991-07-17
JP2505783Y2 JP2505783Y2 (en) 1996-07-31

Family

ID=31678469

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989130933U Expired - Fee Related JP2505783Y2 (en) 1989-10-17 1989-11-09 Nozzle tip for plasma cutting machine

Country Status (1)

Country Link
JP (1) JP2505783Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015076395A (en) * 2013-10-10 2015-04-20 韓国水力原子力株式会社Ｋｏｒｅａｈｙｄｒｏ ＆ Ｎｕｃｌｅａｒ Ｐｏｗｅｒ Ｃｏ．， Ｌｔｄ． Plasma torch nozzle

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8684281B2 (en) 2006-03-24 2014-04-01 Finishing Brands Holdings Inc. Spray device having removable hard coated tip

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0199783A (en) * 1987-10-12 1989-04-18 Daihen Corp Plasma arc torch
JPH01224153A (en) * 1988-03-01 1989-09-07 Ibiden Co Ltd Graphite-made nozzle for continuous casting

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0199783A (en) * 1987-10-12 1989-04-18 Daihen Corp Plasma arc torch
JPH01224153A (en) * 1988-03-01 1989-09-07 Ibiden Co Ltd Graphite-made nozzle for continuous casting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015076395A (en) * 2013-10-10 2015-04-20 韓国水力原子力株式会社Ｋｏｒｅａｈｙｄｒｏ ＆ Ｎｕｃｌｅａｒ Ｐｏｗｅｒ Ｃｏ．， Ｌｔｄ． Plasma torch nozzle

Also Published As

Publication number Publication date
JP2505783Y2 (en) 1996-07-31

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees