JP2767172B2 - Apparatus for re-polishing chip body or electrode core of plasma cutting torch - Google Patents
Apparatus for re-polishing chip body or electrode core of plasma cutting torchInfo
- Publication number
- JP2767172B2 JP2767172B2 JP25544192A JP25544192A JP2767172B2 JP 2767172 B2 JP2767172 B2 JP 2767172B2 JP 25544192 A JP25544192 A JP 25544192A JP 25544192 A JP25544192 A JP 25544192A JP 2767172 B2 JP2767172 B2 JP 2767172B2
- Authority
- JP
- Japan
- Prior art keywords
- electrode core
- jig
- chip
- chip body
- cutting torch
- 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 - Lifetime
Links
Landscapes
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Arc Welding In General (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明はプラズマ切断ト−チに
おいて、切断作業に当つて損耗のはげしいチツプ本体又
は電極芯を研磨して再利用するための装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for polishing and reusing a chip main body or an electrode core, which is frequently worn during a cutting operation, in a plasma cutting torch.
【０００２】[0002]
【従来の技術】プラズマによる鉄板等の切断作業におい
て、長時間（１．０ｔで３時間）使用すると、チツプ本
体のプラズマ放光穴又は電極芯の先端部が徐々に変形拡
大し、遂には切断作業ができなくなる。従来はその時点
で新品と交換し、変形したチツプ本体又は電極芯は廃却
していた。2. Description of the Related Art When a steel plate or the like is cut by plasma for a long time (1.0 t for 3 hours), the plasma emission hole of the chip body or the tip of the electrode core gradually deforms and expands. You will not be able to work. Conventionally, the chip body or the electrode core which has been replaced with a new one at that time has been discarded.
【０００３】ところで例えばチツプ本体は１筒当り約１
３００円であり、電極芯もこれに準ずる価格であるの
で、この種切断作業においては可成りの出費を伴い、延
いては製品原価形成に対して望ましからざる影響を及ぼ
すことになることが考えられる。[0003] By the way, for example, the tip body is about 1 per cylinder.
Since the price is 300 yen and the price of the electrode core is the same, this kind of cutting work involves considerable expense and may have an undesired effect on product cost formation. Conceivable.
【０００４】[0004]
【発明が解決しようとする課題】この発明は上述のよう
な事情に鑑み、チツプ本体又は電極芯を再研磨すること
によつて、その耐用時間を延長して、もつてプラズマ切
断作業に要する経費の節減を果たそうとするものであ
る。SUMMARY OF THE INVENTION In view of the above-mentioned circumstances, the present invention extends the service life of a chip body or an electrode core by re-polishing the same, thereby reducing the cost required for the plasma cutting operation. It is intended to save money.
【０００５】[0005]
【課題を解決するための手段】すなわち、この発明の請
求項１の発明においては、チツプ本体を挿通保持する透
孔を設けた治具本体と、この治具本体との間に前記チツ
プ本体を挟持する押え板と、前記チツプ本体とこの押え
板との間に介在されて前記治具本体の上面への前記チツ
プ本体の突出量すなわち再研磨量を調整すべきシムと、
前記押え板を前記治具本体に結合する締結具とを備える
ことを特徴とするプラズマ切断ト−チのチツプ本体の再
研磨装置を提案するものである。That is, according to the first aspect of the present invention, a jig body provided with a through hole for inserting and holding the chip body, and the tip body is provided between the jig body. A holding plate to be clamped; a shim interposed between the tip body and the holding plate to adjust the amount of protrusion of the chip body to the upper surface of the jig body, that is, the amount of regrind,
And a fastener for coupling the holding plate to the jig body. The present invention proposes an apparatus for re-polishing the tip body of a plasma cutting torch.
【０００６】また、この発明の請求項２の発明において
は、電極芯を挿通保持する透孔を設けた治具本体と、こ
の治具本体との間に前記電極芯を挟持する押え板と、前
記電極芯とこの押え板との間に介在されて前記治具本体
の上面への前記電極芯の突出量すなわち再研磨量を調整
すべきシムと、前記押え板を前記治具本体に結合する締
結具とを備えることを特徴とするプラズマ切断ト−チの
電極芯の再研磨装置を提案するものである。According to a second aspect of the present invention, there is provided a jig body provided with a through hole for inserting and holding an electrode core, a pressing plate for holding the electrode core between the jig body, A shim which is interposed between the electrode core and the holding plate to adjust an amount of protrusion of the electrode core to the upper surface of the jig body, that is, a re-polishing amount, and couples the holding plate to the jig body. The present invention proposes an apparatus for repolishing an electrode core of a plasma cutting torch, comprising a fastener.
【０００７】[0007]
【作用】上記構成からなる装置において、チツプ本体又
は電極芯を、シムによつて、前記治具本体の面上への突
出量を調整して押え板と締結具で固定した状態で、適宜
やすり掛けを行なつて、チツプ本体の放光穴の変形拡大
した部分又は電極芯の変形した部分を削り取るのであ
る。In the apparatus having the above-mentioned structure, the tip body or the electrode core is adjusted with a shim to adjust the amount of protrusion on the surface of the jig body, and is fixed to the holding plate and the fastener. By hanging, the deformed and enlarged portion of the light emitting hole of the chip body or the deformed portion of the electrode core is scraped off.
【０００８】[0008]
【実施例】次に先ずチツプ本体１の再研磨について図１
ないし図４によつて説明する。前記チツプ本体１は当初
図２及び図３に示すような形状を有し、すなわち一端閉
塞した円筒状のボデイ２の開口端にフランジ部３が形成
され、閉塞端部４の中心に前記ボデイ２内の中空部５に
連通するプラズマ放光穴６を有し、かつ前記閉塞端部４
の表面に前記プラズマ放光穴６に連なる放射状の数条の
エア逃し溝７を形成したものである。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, the re-polishing of the chip body 1 will be described with reference to FIG.
A description will be given with reference to FIG. The chip body 1 initially has a shape as shown in FIGS. 2 and 3, that is, a flange portion 3 is formed at an open end of a cylindrical body 2 which is closed at one end, and the body 2 is formed at the center of a closed end portion 4. A plasma emission hole 6 communicating with a hollow portion 5 in the inside;
Are formed with several radial air escape grooves 7 connected to the plasma emission holes 6.
【０００９】上記プラズマ放光穴６の開口端は切断作業
を続けているうちに、変形拡大して、プラズマの発生が
円滑に行なえなくなるのでこれを再利用できるようにす
るために図１に示す装置を使用するのである。The opening end of the plasma emission hole 6 is deformed and enlarged while the cutting operation is being continued, and the plasma cannot be generated smoothly. FIG. Use the device.
【００１０】この装置は、治具本体８に透孔９を設け、
この透孔９に前記チツプ本体１を挿通保持すると共にこ
のチツプ本体１が前記治具本体８の面上に突出する量す
なわち再研磨量を調整するように適宜シム１０を挟み込
んで、前記チツプ本体１を押え板１１で締結具すなわち
締付ボルト１２を介して前記治具本体８に固定し、この
状態で平やすり等を使用して手作業で前記チツプ本体１
の突出部を削り落すのである。In this apparatus, a through hole 9 is provided in a jig body 8,
The tip body 1 is inserted through the through hole 9 and held, and a shim 10 is appropriately inserted so as to adjust the amount of the tip body 1 protruding above the surface of the jig body 8, that is, the re-polishing amount. 1 is fixed to the jig main body 8 by a holding plate 11 via a fastener, that is, a tightening bolt 12, and in this state, the tip main body 1 is manually operated by using a flat file or the like.
The protruding part of the is scraped off.
【００１１】実際使用されているチツプ本体１のプラズ
マ放光穴６は３．０ｍｍの肉厚を有しており、これを切
断が円滑に行なえなくなる都度、再研磨して、肉厚の残
りが１．５ｍｍになるまで再使用するのであつて（図４
参照）、実用上再研磨は４回程度行なえる。なお再研磨
によつて前記エア逃し溝７はなくなるが、プラズマ切断
作業に支障が生じることはない。The plasma emission hole 6 of the chip body 1 actually used has a thickness of 3.0 mm. Each time the plasma emission hole 6 cannot be cut smoothly, it is polished again to remove the remaining thickness. Re-use until 1.5 mm (Fig. 4
), Practically, re-polishing can be performed about four times. Although the air escape groove 7 is eliminated by the repolishing, no trouble occurs in the plasma cutting operation.
【００１２】次に図５及び図６は、前記チツプ本体１に
差し込んで使用される電極芯１３の先端部の再研磨に使
用される電極芯と装置とを示すものであつて、断電ガイ
シ１４を前記チツプ本体１のフランジ部３に当接させて
このチツプ本体１に嵌合される前記電極芯１３が前記治
具本体１６の表面上に突出する量をシム１７によつて適
宜調整して、押え板１８で電極芯１３を締結具すなわち
締付ボルト１９で治具本体１６に固定し、この状態で平
やすりなどを使用して手作業で前記電極芯１３の先端部
を削り落すのである。FIGS. 5 and 6 show an electrode core and a device used for re-polishing the tip of the electrode core 13 which is used by being inserted into the chip main body 1. FIG. 14 is brought into contact with the flange portion 3 of the chip body 1, and the amount by which the electrode core 13 fitted to the chip body 1 projects above the surface of the jig body 16 is appropriately adjusted by a shim 17. Then, the electrode core 13 is fixed to the jig main body 16 with the fastening plate, that is, the fastening bolt 19 with the holding plate 18, and in this state, the tip of the electrode core 13 is manually shaved off using a flat file or the like. is there.
【００１３】[0013]
【発明の効果】上述のようにしてこの発明によれば、プ
ラズマ切断ト−チにおけるチツプ本体又は電極芯をその
通常の耐用時間を延長して使用できるため経費節約と共
に資源の有効利用に資すること多大なものがある。As described above, according to the present invention, the tip body or the electrode core in the plasma cutting torch can be used with its normal service life extended, thereby contributing to cost saving and effective use of resources. There is a great deal.
【図１】チツプ本体の再研磨に使用する装置の側面図で
ある。FIG. 1 is a side view of an apparatus used for resharpening a chip body.
【図２】チツプ本体の正面図である。FIG. 2 is a front view of the chip main body.
【図３】チツプ本体の側面図である。FIG. 3 is a side view of the chip main body.
【図４】チツプ本体を再研磨すべき寸法を示す図であ
る。FIG. 4 is a view showing dimensions for re-polishing the chip body.
【図５】電極芯の側面図である。FIG. 5 is a side view of an electrode core.
【図６】電極芯の再研磨に使用する装置の側面図であ
る。FIG. 6 is a side view of an apparatus used for repolishing an electrode core.
１ チツプ本体 ８ 治具本体 ９ 透孔 １０ シム １１ 押え板 １２ 締結具（締付ボルト） １３ 電極芯 １５ 透孔 １６ 治具本体 １７ シム １８ 押え板 １９ 締結具（締付ボルト） REFERENCE SIGNS LIST 1 chip body 8 jig body 9 through hole 10 shim 11 holding plate 12 fastening tool (tightening bolt) 13 electrode core 15 through hole 16 jig body 17 shim 18 holding plate 19 fastening tool (fastening bolt)
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.6，ＤＢ名) B24B 19/00 B24B 5/307 B23K 9/26 B23K 9/32 B23K 10/00──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int. Cl. 6 , DB name) B24B 19/00 B24B 5/307 B23K 9/26 B23K 9/32 B23K 10/00
Claims (2)
治具本体と、この治具本体との間に前記チツプ本体を挟
持する押え板と、前記チツプ本体とこの押え板との間に
介在されて前記治具本体の上面への前記チツプ本体の突
出量すなわち再研磨量を調整すべきシムと、前記押え板
を前記治具本体に結合する締結具とを備えることを特徴
とするプラズマ切断ト−チのチツプ本体の再研磨装置。A jig body provided with a through hole for inserting and holding the chip body; a pressing plate for holding the chip body between the jig body; and a jig body between the chip body and the pressing plate. A plasma, comprising: a shim interposed to adjust an amount of protrusion of the chip main body to the upper surface of the jig main body, that is, a re-polishing amount, and a fastener for connecting the holding plate to the jig main body. Regrinding device for cutting torch chip body.
本体と、この治具本体との間に前記電極芯を挟持する押
え板と、前記電極芯とこの押え板との間に介在されて前
記治具本体の上面への前記電極芯の突出量すなわち再研
磨量を調整すべきシムと、前記押え板を前記治具本体に
結合する締結具とを備えることを特徴とするプラズマ切
断ト−チの電極芯の再研磨装置。2. A jig body provided with a through hole for inserting and holding an electrode core, a holding plate for sandwiching the electrode core between the jig body, and a jig body between the electrode core and the holding plate. A plasma, comprising: a shim that is interposed to adjust the amount of protrusion of the electrode core to the upper surface of the jig body, that is, the amount of regrind, and a fastener that couples the holding plate to the jig body. A regrinding device for the electrode core of the cutting torch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25544192A JP2767172B2 (en) | 1992-09-01 | 1992-09-01 | Apparatus for re-polishing chip body or electrode core of plasma cutting torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25544192A JP2767172B2 (en) | 1992-09-01 | 1992-09-01 | Apparatus for re-polishing chip body or electrode core of plasma cutting torch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0679604A JPH0679604A (en) | 1994-03-22 |
| JP2767172B2 true JP2767172B2 (en) | 1998-06-18 |
Family
ID=17278817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25544192A Expired - Lifetime JP2767172B2 (en) | 1992-09-01 | 1992-09-01 | Apparatus for re-polishing chip body or electrode core of plasma cutting torch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2767172B2 (en) |
-
1992
- 1992-09-01 JP JP25544192A patent/JP2767172B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0679604A (en) | 1994-03-22 |
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