JPS5815630A - Electrodes correct device for electric discharge machining - Google Patents
Electrodes correct device for electric discharge machiningInfo
- Publication number
- JPS5815630A JPS5815630A JP11333081A JP11333081A JPS5815630A JP S5815630 A JPS5815630 A JP S5815630A JP 11333081 A JP11333081 A JP 11333081A JP 11333081 A JP11333081 A JP 11333081A JP S5815630 A JPS5815630 A JP S5815630A
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- tool
- tool electrode
- correction
- machining
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
Description
【発明の詳細な説明】
この発明は、被加工物を加工することによって消耗する
工具電極を、“この工具電極を電極保持器に装着した状
態で、上記消耗部分を除去する放電加工用電極修正装置
に関する。DETAILED DESCRIPTION OF THE INVENTION This invention provides an electric discharge machining electrode modification method in which a tool electrode that is consumed by machining a workpiece is removed by removing the consumable part while the tool electrode is attached to an electrode holder. Regarding equipment.
放電加工に於いて、例えば二次元形状の工具電極を使用
して被加工物を加工する場合、上記工具電極の先端の消
耗した部分を除去し、修正することにより、上記工具電
極を予めある程度長くしておけば何度も使用することが
出来るし、また、荒加工に使用した工具電接をそのまま
、中加工９Ｍ加工として使用することが出来る。In electric discharge machining, for example, when machining a workpiece using a two-dimensional tool electrode, the tool electrode can be lengthened to a certain extent by removing and repairing the worn part at the tip of the tool electrode. If you do this, you can use it many times, and the tool electric welding used for rough machining can be used as is for medium machining 9M machining.
ところで上記工具電極の消耗した部分を修正する方法と
しては、一般的には、工具電極を電極保持器、および放
電加工装置から外し、切削あるいは研摩等によってその
部分を除去する方法を採るが、この方法は修正する設備
が必要であるし、また、修正した工具′ＩｉｌｒＭの叡
付けに除し、工具電極のフローティング、位置出しをあ
らためて行う必要がある。特に積用工時に電極の取付は
取外しを行うと、同じ位置への再現性が大変困難である
。By the way, the method for repairing the worn part of the tool electrode is generally to remove the tool electrode from the electrode holder and the electrical discharge machining device and remove the part by cutting or polishing. The method requires equipment for modification, and in addition to the modification of the modified tool 'IilrM, it is necessary to perform floating and positioning of the tool electrode again. In particular, if electrodes are attached or removed during construction work, it is very difficult to reproducibly return them to the same position.
この発明は上記問題点を解決するために案出されたもの
で、被加工物を一度加工して消耗した工具電極を修正す
る場合、この工具電極を放電加工装置本体から外さず、
消耗して形状の崩れた部分を修正用電極を用す、放電加
工槽内で放電加工によって自動的に除去する装置の提供
を目的とする。This invention was devised to solve the above problem, and when repairing a worn tool electrode after once machining a workpiece, the tool electrode is not removed from the electrical discharge machining apparatus main body.
The object of the present invention is to provide a device that automatically removes parts that have lost their shape due to wear and tear by electric discharge machining in an electric discharge machining tank using a correction electrode.
以下この発明装置の一実施例を図面を用いて説明する。An embodiment of the inventive device will be described below with reference to the drawings.
即ち、１ｇ１図において（１）は加工槽、（２）は上記
加工槽（１）内に収納される加工液、（３）は被加工物
、（４）はこの被加工物（３）に所望の加工を行う工具
１ｆ憧で。That is, in the 1g1 diagram, (1) is the processing tank, (2) is the processing liquid stored in the processing tank (1), (3) is the workpiece, and (4) is the processing liquid stored in the processing tank (1). A tool 1f that performs the desired machining.
例えば二次元形状を成している。、 （５）＋−ｒ、上
記工具電極（４）を装着する電極保持器、（６）はこの
発明の要部である電極修正装置で、上記工具′ｌｔ極（
４）を使用して上記被加工物（３） ｔ−加工する場さ
、上記工具電極（４）の先端の消耗した部分を除去し、
修正するものである。この１！極修正波置（６）は第２
図にその拡大斜視図が示されているが、次にこの電極修
正装置（６）の詳測を説明する、
図において（７）は機密性及び導電性を有する箱体、。For example, it has a two-dimensional shape. , (5) +-r, an electrode holder to which the tool electrode (4) is attached; (6) is an electrode correction device which is a main part of the present invention;
4) When machining the workpiece (3) using the tool, remove the worn part of the tip of the tool electrode (4),
It is something to be corrected. This one! The polar correction wave position (6) is the second
The enlarged perspective view is shown in the figure. Next, detailed measurements of this electrode correction device (6) will be explained. In the figure, (7) is a box having airtightness and conductivity.
（８）は上記箱体（７）にｌ１５ｊ納さｎるｆｊ１１動
装置θ、例えば直流モータ、（９）は上記モータ（８）
の回転軸、四は上記回転軸（９）の先端部にねじ（ロ）
により取付けられる円板状の修正用電極、（６）は上記
箱体（７）に例えば溶接される導電性ばね支え金具、Ｑ
葎は上記回転軸（９）と摺動接触するカーボンブラシ、
α荀は一端が上記ばね支え金具０′４に支丞され、他端
に上記カーボンブラシ（２）を装着するばねで、このば
ねαくによ〕上記カーボンプフ５ｙＱ４は上記回転軸（
９）に圧接される。(8) is a moving device θ, such as a DC motor, which is housed in the box (7), and (9) is the motor (8).
The rotating shaft (4) is a screw (B) at the tip of the rotating shaft (9).
(6) is a conductive spring support fitting that is welded to the box (7), Q
The cap is a carbon brush in sliding contact with the rotating shaft (9),
The α shaft is a spring whose one end is supported by the spring support fitting 0'4 and the other end is attached to the carbon brush (2).
9) is pressed against.
又、ＯＢは上記ばね支え金具＠とカーボンブラシ（２）
間を電気的に接続する・Ｊ−ド綴、αＱは上記モータ（
８）へ電力を供給する電力供給線を示してい、乙。なお
、上記修正用ｔ＆ＱＯは周知の手段によ多、第２図に示
すＸ １５ 而、あるいはＹ方向、もしくはＸ方向、Ｙ
方向に体動出来る４Ａ摘成されている。Also, OB is the above spring support metal fitting @ and carbon brush (2)
Electrically connect between the
8) shows the power supply line that supplies power to B. Note that the correction t&QO described above may be performed by well-known means, such as in the X 15 direction shown in FIG. 2, or in the Y direction, or in the
It has a 4A pinch that allows it to move in any direction.
この発明による装置は上記のように構成されており、次
にその動作について説明する。The apparatus according to the present invention is constructed as described above, and its operation will now be described.
先ず、加重和（１）円にｔ極１１正装置（６）？装着し
、モータ（８）を電源（図示ぐず）Ｖこ接続すると、修
正用ｖｔ極０呻は回転する。これと共に、箱体（７）、
ばね支え金具＠、ばね０Φ、カーボッ１９フ０４２回転
軸（９） １１−介して修正用［＆（１０への通電を行
う。この状態の下で、第１藺に見られるように、被加工
物（３）を放電加工することによりて発生ずる工具＊ｆ
Ｍ（４）の消耗部分を除去すＺ、ため、工具゛Ｋ ＆
（４）と修正用電極ＤＩを加工液（２）１−介して対向
させ、両型４１ （４）、（１１）間に放電を形成させ
る。この両を極（４）、σ１の対向は、工具ＶＩ／を極
（４）をｔ！Ｍ保持器（５）に装着した杖回で修正用電
極ａ・に対向する位＠まで移動させる。First, the weighted sum (1) circle has t-pole 11 positive devices (6)? When installed and the motor (8) is connected to a power source (not shown), the correction VT pole 0 will rotate. Along with this, the box body (7),
Spring support fitting @, spring 0Φ, carburetor 19 042 rotating shaft (9) 11 - energizes the correction [& (10). Under this condition, as seen in the first step, the workpiece Tools generated by electrical discharge machining of object (3)*f
Remove the consumable part of M (4) Z, save tool ゛K &
(4) and the correction electrode DI are made to face each other via the machining fluid (2) 1-, and a discharge is formed between both molds 41 (4) and (11). These both are poles (4), and the opposite of σ1 is the tool VI/ and the pole (4) is t! Move it to a position opposite to the correction electrode a with the cane wheel attached to the M holder (5).
なお、工具電極（４）の消耗部分を除去する際の、両電
極（４）、α１間に与えられる放ｗｌｙＪ工電気条件は
、工具電極（４）が多く加工され、修正用電極Ｃ１が（
、耐力消耗しないような条件に設定される。そして、修
正用電極ＱＯが極力均等に消耗するように、又、加工粉
の排除を容易にするために、修正用ｔｌｒ ｉ＆、０１
を低速で回転させながら行うわけである。びらに、Ｘ軸
方向、Ｙ軸方向、あるいはＸ軸、Ｙ軸方向にも低速で往
復遅動あるいけ揺＠運動を与Ｓ−ることにようて修正用
［極顛の局部消耗の増加を防ぐことになる。Ｘ軸方向、
Ｙ軸方向、あるいはＸｌ１１１゜Ｙ軸方向の動きについ
ては、揺＠装置を使用すれば、全く無人で修正加工する
ことができる。修正用電極ＱＯの材質は、Ａｇ−Ｗ 、
−ｃｕ−ｗ 、 Ｕｕ 等カ良い。又、修正用Ｗ極
０１の枚璽簡の修正は、施盤にて行うが、修正用電極０
１の厚さｆある程度厚く製作しておけば何回も使用出来
る。In addition, when removing the consumable part of the tool electrode (4), the electrical conditions given between both electrodes (4) and α1 are such that the tool electrode (4) is machined a lot and the correction electrode C1 is (
, the conditions are set so that the yield strength is not consumed. Then, in order to wear out the correction electrode QO as evenly as possible and to facilitate the removal of processing powder, the correction tlr i&, 01
This is done while rotating at low speed. By applying slow reciprocating or rocking motion to the door in the X-axis direction, the Y-axis direction, or the X-axis and Y-axis directions at low speed, it is possible to correct It will prevent it. X-axis direction,
Regarding movement in the Y-axis direction or Xl111°Y-axis direction, if a shaking device is used, correction processing can be performed completely unattended. The material of the correction electrode QO is Ag-W,
-cu-w, Uu etc. are good. In addition, the correction of the sheet seal of the correction W pole 01 is done with a lathe, but the correction electrode 0
1. If it is manufactured to a certain thickness f, it can be used many times.
以上説明したように、この発明締餘によｎば、工具Ｗ極
を予めある程度長くしておくことにより何度も使用する
ことが出来るし、又荒加工に使用した工具電極をそのま
ま、中加工、Ｍ加工２として使用することが出来ると共
に、工具１ｆｆ！のフローティング、位置出し等をあら
ためて行う必要がなく、電極取付位置に関する再現性に
ついての問題を除去出来るものである・As explained above, according to the present invention, by making the tool electrode long to some extent in advance, it can be used many times, and the tool electrode used for rough machining can be used as it is for semi-finish machining. , can be used as M machining 2, and can also be used as tool 1ff! There is no need to perform floating, positioning, etc. again, and problems with reproducibility regarding the electrode mounting position can be eliminated.
第１図はこの発明装置の一実施例を示す図、第２図は第
１図に示す装置の要部を示す一部破断斜視図である。
図中、（１）は加工溝、（３）は被加工物、（４）は工
具電極、（５）は電極保持器、（６）は電極修正装置、
（８）は駆動装置、ｃＩＯｔｉ修正用［極である。
なお、図中同一符号は同一部分を示す。
代理不 葛野信−FIG. 1 is a diagram showing an embodiment of the device of the present invention, and FIG. 2 is a partially cutaway perspective view showing the main parts of the device shown in FIG. In the figure, (1) is a processing groove, (3) is a workpiece, (4) is a tool electrode, (5) is an electrode holder, (6) is an electrode correction device,
(8) is the driving device and the pole for cIOti correction. Note that the same reference numerals in the figures indicate the same parts. No substitute Makoto Kuzuno
Claims (1)
に加工間隙を介して対向する工具１［Ｗ。 上記加工槽内に設置され、王妃工具電極が上記電極保持
器に装着された状態で対向出来るよう設置される修正用
電極、上記修正用電極の上記工具電極との対向位置を変
化させる修正用電極駆動装置を具備する放電加工用電極
修正装置。[Scope of Claims] A tool 1 [W. A correction electrode installed in the machining tank so that the queen tool electrode can face the queen tool electrode attached to the electrode holder, and a correction electrode that changes the position of the correction electrode facing the tool electrode. An electrode modification device for electric discharge machining equipped with a drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11333081A JPS5815630A (en) | 1981-07-20 | 1981-07-20 | Electrodes correct device for electric discharge machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11333081A JPS5815630A (en) | 1981-07-20 | 1981-07-20 | Electrodes correct device for electric discharge machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5815630A true JPS5815630A (en) | 1983-01-29 |
Family
ID=14609501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11333081A Pending JPS5815630A (en) | 1981-07-20 | 1981-07-20 | Electrodes correct device for electric discharge machining |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5815630A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59168583U (en) * | 1983-04-28 | 1984-11-12 | サンデン株式会社 | Electromagnetic pump drive control device |
| JPS61203226A (en) * | 1985-03-01 | 1986-09-09 | Hitachi Seiko Ltd | Fine electrode manufacturing apparatus |
| JPS62118072A (en) * | 1985-11-15 | 1987-05-29 | Nippon Fuiidaa Kogyo Kk | Control circuit for solenoid driven pump |
| US4754115A (en) * | 1985-03-19 | 1988-06-28 | Extrude Hone Corporation | High speed electrical discharge machining by redressing high resolution graphite electrodes |
| JPH01502968A (en) * | 1987-03-11 | 1989-10-12 | エクスツルード ホーン コーポレーション | Electrical discharge machining method by restoring the electrode |
| JPH0278224U (en) * | 1988-12-02 | 1990-06-15 | ||
| US5049715A (en) * | 1989-02-03 | 1991-09-17 | Mitsubishi Denki Kabushiki Kaisha | Electric discharge machine |
| WO2010031716A1 (en) * | 2008-09-19 | 2010-03-25 | Université Lyon 1 Claude Bernard | Machine and method for machining a part by micro-electrical discharge machining |
| US7923657B2 (en) * | 2004-05-18 | 2011-04-12 | Rolls-Royce Plc | Method and apparatus for electrode dressing |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55157439A (en) * | 1979-05-21 | 1980-12-08 | Mitsubishi Electric Corp | Electric discharge machining device |
| JPS55157438A (en) * | 1979-05-21 | 1980-12-08 | Mitsubishi Electric Corp | Electric discharge machining device |
-
1981
- 1981-07-20 JP JP11333081A patent/JPS5815630A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55157439A (en) * | 1979-05-21 | 1980-12-08 | Mitsubishi Electric Corp | Electric discharge machining device |
| JPS55157438A (en) * | 1979-05-21 | 1980-12-08 | Mitsubishi Electric Corp | Electric discharge machining device |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59168583U (en) * | 1983-04-28 | 1984-11-12 | サンデン株式会社 | Electromagnetic pump drive control device |
| JPS61203226A (en) * | 1985-03-01 | 1986-09-09 | Hitachi Seiko Ltd | Fine electrode manufacturing apparatus |
| US4754115A (en) * | 1985-03-19 | 1988-06-28 | Extrude Hone Corporation | High speed electrical discharge machining by redressing high resolution graphite electrodes |
| JPS62118072A (en) * | 1985-11-15 | 1987-05-29 | Nippon Fuiidaa Kogyo Kk | Control circuit for solenoid driven pump |
| JPH01502968A (en) * | 1987-03-11 | 1989-10-12 | エクスツルード ホーン コーポレーション | Electrical discharge machining method by restoring the electrode |
| JPH0278224U (en) * | 1988-12-02 | 1990-06-15 | ||
| US5049715A (en) * | 1989-02-03 | 1991-09-17 | Mitsubishi Denki Kabushiki Kaisha | Electric discharge machine |
| US7923657B2 (en) * | 2004-05-18 | 2011-04-12 | Rolls-Royce Plc | Method and apparatus for electrode dressing |
| WO2010031716A1 (en) * | 2008-09-19 | 2010-03-25 | Université Lyon 1 Claude Bernard | Machine and method for machining a part by micro-electrical discharge machining |
| FR2936175A1 (en) * | 2008-09-19 | 2010-03-26 | Univ Claude Bernard Lyon | MACHINE AND METHOD FOR MACHINING A PIECE BY MICRO-ELECTROEROSION |
| US8715468B2 (en) | 2008-09-19 | 2014-05-06 | Universite de Lyon I Claude Bernard | Machine and method for machining a part by micro-electrical discharge machining |
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