JPH06440Y2 - Heating device using arc - Google Patents
Heating device using arcInfo
- Publication number
- JPH06440Y2 JPH06440Y2 JP7722588U JP7722588U JPH06440Y2 JP H06440 Y2 JPH06440 Y2 JP H06440Y2 JP 7722588 U JP7722588 U JP 7722588U JP 7722588 U JP7722588 U JP 7722588U JP H06440 Y2 JPH06440 Y2 JP H06440Y2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- terminal
- arc
- work
- contact
- 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
- Arc Welding In General (AREA)
- Plasma Technology (AREA)
- Discharge Heating (AREA)
Description
【考案の詳細な説明】 （産業上の利用分野 本考案は、プラズマトーチ、ティグ(TIG)トーチによる
金属製品の熱処理用加熱又は再溶融硬化処理用加熱等に
用いる加熱装置に関する。DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a heating device used for heating for heat treatment or remelting and hardening of metal products by a plasma torch and a TIG torch.
（従来の技術） カム軸などの金属製品の所要部分を熱処理するため又は
再溶融硬化処理するための加熱手段として、被処理部の
前面にプラズマトーチ又はティグトーチを隔置し、背面
から給電部材を接触させてトーチのガンに給電してアー
クを発生させるものは、例えば特開昭62−50406によっ
て知られている。(Prior Art) As a heating means for heat treating or remelting and hardening a required portion of a metal product such as a cam shaft, a plasma torch or a TIG torch is placed in front of the portion to be treated, and a power feeding member is provided from the back. The one which is contacted to feed the torch gun to generate an arc is known, for example, from Japanese Patent Laid-Open No. 62-50406.
この装置は、ガンと給電部材を対向して配置すると共
に、給電部材を回動自在に設けてその一端のワーク接触
部を被処理部に接離するようにし、給電部材の他端には
給電ケーブルが接続してあり、該他端の移動によってス
イッチを操作するようになっている。In this device, the gun and the power feeding member are arranged so as to face each other, and the power feeding member is rotatably provided so that the workpiece contact portion at one end thereof is brought into contact with and separated from the processing target portion, and the other end of the power feeding member is fed with power. A cable is connected, and the switch is operated by moving the other end.
そして、給電装置からトーチに電流を真直に供給するこ
とにより、アークが磁界の影響を受けて曲がることがな
いようにしている。Then, the electric current is supplied straight from the power feeding device to the torch so that the arc is prevented from bending under the influence of the magnetic field.
（考案が解決しようとする課題） 上記従来装置は、回動自在の給電部材に給電ケーブルを
接続しているので、給電部材を回動操作すると給電ケー
ブルにおける給電部材との接続部が局部的に曲げられ、
この操作が長期間繰返されると、該接続部が疲労して損
傷、断線を起すことがあった。(Problems to be solved by the invention) In the above-described conventional device, since the power feeding cable is connected to the rotatable power feeding member, when the power feeding member is rotated, the connection portion of the power feeding cable to the power feeding member is locally generated. Bent,
If this operation is repeated for a long period of time, the connection portion may be fatigued and may be damaged or broken.
したがって、本考案は、給電ケーブルに故障が生じない
装置を得ることを課題とする。Therefore, an object of the present invention is to obtain a device in which a power supply cable does not break down.
（課題を解決するための手段） 本考案の上記課題の解決手段は、プラズマトーチ又はテ
ィグトーチ等のアークガンと対向する位置に給電部材を
進退自在に設け、被処理部材の背面に該給電部材を接触
させてアークガンに給電するようにした、アークを用い
る加熱装置において、給電ケーブルが接続された給電用
端子を定位置に設け、他の定位置に給電部材を揺動可能
に支持し、該給電部材の一端にワーク接触部を設け、該
給電部材の他端には、前記給電用端子と係合、離脱可能
な接離端子を設け、該給電部材を揺動させる駆動装置を
該給電部材に連結して、給電部材のワーク接触部が被処
理部材に接触したとき、その接離端子が給電用端子に接
続するようにしたことを特徴とするものである。(Means for Solving the Problems) In the means for solving the above problems of the present invention, a power feeding member is provided at a position facing an arc gun such as a plasma torch or a TIG torch such that the power feeding member can move back and forth, and the power feeding member is brought into contact with the back surface of a member to be processed. In a heating device using an arc configured to supply power to an arc gun, a power supply terminal to which a power supply cable is connected is provided at a fixed position, and the power supply member is swingably supported at another fixed position. Is provided with a work contact portion at one end thereof, and another end of the power supply member is provided with a contact / separation terminal capable of engaging with and disengaging the power supply terminal, and a drive device for swinging the power supply member is connected to the power supply member. Then, when the work contact portion of the power feeding member comes into contact with the member to be processed, the contact / separation terminal is connected to the power feeding terminal.
（作用） 上記の装置において、ガンに対する電力の供給、遮断
は、給電部材の往復運動によって行なわれるが、給電用
端子におけるケーブル接続部分は動かないため、給電ケ
ーブルに疲労が生じない。(Operation) In the above-described device, the power supply to and disconnection from the gun is performed by the reciprocating motion of the power supply member, but the cable connection portion of the power supply terminal does not move, so that the power supply cable is not fatigued.
（実施例） 以下図面を参照して実施例を説明する。第１図において
ＧはワークＷを加熱するためのプラズマトーチのアーク
ガン、１は基板、２、２はレール、３は移動台で該移動
台３に第３図、第４図に示す複数の加熱ユニットU1、U2、
U3…がアークガンＧと共に設けられており、該移動台３
によってガン及び給電部材がワーク位置に対応して位置
決めされる。この移動台３上には、各ユニットごとに一
対のブラケット４、５が固定され、一方のブラケット４
に給電部材６の支持アーム７がピン８で枢着され、支持
アーム７の上端と他方のブラケット５の間に、伸縮自在
のシリンダ装置９が、接続金具10、ピン11、12で接続さ
れている。(Examples) Examples will be described below with reference to the drawings. In FIG. 1, G is an arc gun of a plasma torch for heating a work W, 1 is a substrate, 2 is a rail, 3 is a moving base, and the moving base 3 has a plurality of heatings shown in FIGS. Units U 1 , U 2 ,
U 3 ... Is provided together with the arc gun G, and the moving table 3
Thus, the gun and the power feeding member are positioned corresponding to the work position. A pair of brackets 4 and 5 are fixed on the moving table 3 for each unit.
The support arm 7 of the power feeding member 6 is pivotally attached by a pin 8, and an expandable cylinder device 9 is connected between the upper end of the support arm 7 and the other bracket 5 by a connecting fitting 10 and pins 11 and 12. There is.
給電部材６は、支持アーム７にボルト13で固定された基
部14、斜め方向へ伸びるワーク接触部15、上向きの接触
端子16によりＪ形に形成され、内部に冷却水通路17が穿
設され、これに冷却水の供給管17a、排水管17bが接続さ
れる。第３図でユニットU3について示したように、支持
アーム７と基部14の間には絶縁体18が介装され、また、
ワーク接触部15は基部14にボルト19で固定される。そし
て、ワーク接触部15以外の給電部材６の前面を覆ってカ
バー20がねじ20aで固定され、ワークで発生する熱を遮
蔽している。The power feeding member 6 is formed in a J shape by a base portion 14 fixed to the support arm 7 with a bolt 13, a work contact portion 15 extending in an oblique direction, and an upward contact terminal 16, and a cooling water passage 17 is bored therein. A cooling water supply pipe 17a and a drain pipe 17b are connected to this. As shown for the unit U 3 in FIG. 3 , an insulator 18 is interposed between the support arm 7 and the base 14, and
The work contact portion 15 is fixed to the base portion 14 with bolts 19. The cover 20 is fixed by screws 20a to cover the front surface of the power feeding member 6 other than the work contact portion 15, and shields heat generated by the work.
第３図で明らかなように、移動台３にはブラケット４と
平行に端子ブラケット21が固定されており、これに給電
用端子22と給電ケーブル23の接続金具23aがボルト24で
固定されている。該端子22は、一対の端子板22aをも
ち、これに第１図のように接触端子16が割込むと給電さ
れ、第２図のように脱出すると遮断される。As is apparent from FIG. 3, a terminal bracket 21 is fixed to the movable table 3 in parallel with the bracket 4, and the power supply terminal 22 and the connection metal fitting 23a of the power supply cable 23 are fixed to this with a bolt 24. . The terminal 22 has a pair of terminal plates 22a, to which power is supplied when the contact terminal 16 is interrupted as shown in FIG. 1 and is cut off when it is escaped as shown in FIG.
また、移動台３の一端には位置決めのシリンダ装置26が
固定され、位置決めピン27aをもつ作動杆27が昇降自在
に設けられて基板１と一体の位置決めブラケット28のピ
ン穴28aに対向するようにされており、移動台３の他端
には駆動部材29が接続されている。Further, a positioning cylinder device 26 is fixed to one end of the moving table 3, and an operating rod 27 having a positioning pin 27a is provided to be movable up and down so as to face a pin hole 28a of a positioning bracket 28 integrated with the substrate 1. The driving member 29 is connected to the other end of the moving table 3.
以上の構成であるから、位置決めピン27aで移動台３を
固定し、シリンダユニット９を短縮して給電部材６を第
１図の位置に回動すると、接触端子16が給電端子22に割
込んで接続状態になり、ワーク接触部15がワークＷに接
触して該ワークＷを介してガンＧに給電されてアークが
発生し、ワークＷを矢印方向に回動するとカムｃの表面
の再溶融硬化が行なわれる。With the above configuration, when the movable table 3 is fixed by the positioning pin 27a, the cylinder unit 9 is shortened and the power feeding member 6 is rotated to the position shown in FIG. 1, the contact terminal 16 interrupts the power feeding terminal 22. In the connected state, the work contact portion 15 comes into contact with the work W, electricity is supplied to the gun G through the work W, an arc is generated, and when the work W is rotated in the direction of the arrow, the surface of the cam c is remelted and hardened. Is performed.
所定の作業が終了したとき、シリンダ装置９を伸長して
給電部材６を時計方向に回動すると、ワーク接触部15は
ワークから離れ、接離端子16は給電端子22から離れて第
２図の状態になる。次いで別のユニットを順次稼働させ
てワークＷの別のカムに対して同様の作業を行ない、全
カムに対する作業が終ったら位置決めピン27aを解除
し、駆動部材29によって別のワーク設置位置まで移動さ
せる。When the cylinder device 9 is extended and the power feeding member 6 is rotated clockwise when the predetermined work is completed, the work contact portion 15 separates from the work, and the contact / separation terminal 16 separates from the power supply terminal 22. It becomes a state. Next, the other units are sequentially operated to perform the same work on the other cams of the work W, and when the work on all the cams is completed, the positioning pin 27a is released and the driving member 29 moves the work to another work setting position. .
（考案の効果） 以上のように、ケーブルの接続金具が端子ブラケットに
固定されているため、給電部材操作中に該接続金具及び
ケーブルは動くことはできない。したがって、ケーブル
は撓まないから損傷することがなく、作業を故障中断す
るおそれがない。(Effect of the Invention) As described above, since the connecting fitting of the cable is fixed to the terminal bracket, the connecting fitting and the cable cannot move during operation of the power feeding member. Therefore, since the cable does not bend, it is not damaged and there is no risk of interrupting work.
第１図は第３図のＩ−Ｉ矢視図、第２図は部分側面図、
第３図は平面図、第４図は正面図である。 Ｇ…アークガン ６…給電部材 ９…駆動部材 15…ワーク接触部 16…接離端子 22…給電用端子 23…給電ケーブル1 is a view as seen from the direction of arrows I-I in FIG. 3, FIG. 2 is a partial side view,
FIG. 3 is a plan view and FIG. 4 is a front view. G ... Arc gun 6 ... Power supply member 9 ... Driving member 15 ... Work contact part 16 ... Contact / separation terminal 22 ... Power supply terminal 23 ... Power supply cable
Claims (1)
クガンと対向する位置に給電部材を進退自在に設け、被
処理部材の背面に該給電部材を接触させてアークガンに
給電するようにした、アークを用いる加熱装置におい
て、給電ケーブルが接続された給電用端子を定位置に設
け、他の定位置に給電部材を揺動可能に支持し、該給電
部材の一端にワーク接触部を設け、該給電部材の他端に
は、前記給電用端子と係合、離脱可能な接離端子を設
け、該給電部材を揺動させる駆動装置を該給電部材に連
結して、給電部材のワーク接触部が被処理部材に接触し
たとき、その接離端子が給電用端子に接続するようにし
たことを特徴とするアークを用いる加熱装置。1. A heating method using an arc, wherein a power feeding member is provided at a position facing an arc gun such as a plasma torch or a TIG torch so as to be able to move forward and backward, and the power feeding member is brought into contact with the back surface of a member to be processed to feed power to the arc gun. In the device, a power supply terminal to which a power supply cable is connected is provided at a fixed position, a power supply member is swingably supported at another fixed position, and a work contact portion is provided at one end of the power supply member. A contact / separation terminal capable of engaging with and disengaging from the power supply terminal is provided at the end, and a drive device for swinging the power supply member is connected to the power supply member so that the work contact portion of the power supply member becomes the processed member. A heating device using an arc, characterized in that the contact / separation terminal is connected to a power supply terminal when contacted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7722588U JPH06440Y2 (en) | 1988-06-13 | 1988-06-13 | Heating device using arc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7722588U JPH06440Y2 (en) | 1988-06-13 | 1988-06-13 | Heating device using arc |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02359U JPH02359U (en) | 1990-01-05 |
| JPH06440Y2 true JPH06440Y2 (en) | 1994-01-05 |
Family
ID=31302220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7722588U Expired - Lifetime JPH06440Y2 (en) | 1988-06-13 | 1988-06-13 | Heating device using arc |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06440Y2 (en) |
-
1988
- 1988-06-13 JP JP7722588U patent/JPH06440Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02359U (en) | 1990-01-05 |
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