JPS63102836A - Electric discharge machining unit - Google Patents
Electric discharge machining unitInfo
- Publication number
- JPS63102836A JPS63102836A JP24537486A JP24537486A JPS63102836A JP S63102836 A JPS63102836 A JP S63102836A JP 24537486 A JP24537486 A JP 24537486A JP 24537486 A JP24537486 A JP 24537486A JP S63102836 A JPS63102836 A JP S63102836A
- Authority
- JP
- Japan
- Prior art keywords
- surface plate
- insulating material
- electrode
- accuracy
- mounting surface
- 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
- 238000003754 machining Methods 0.000 title abstract description 5
- 239000011810 insulating material Substances 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims abstract description 14
- 238000009760 electrical discharge machining Methods 0.000 claims description 5
- 239000012671 ceramic insulating material Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 239000003822 epoxy resin Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、電極取付定盤部に電極取付治具を設けて、
電極を着脱する放電加工装置に関するものである。[Detailed Description of the Invention] [Field of Industrial Application] This invention provides an electrode mounting jig on the electrode mounting surface plate,
This invention relates to an electrical discharge machining device that attaches and detaches electrodes.
第２図は一般の放電加工装置の機械本体部分の構成図で
（１）はベッド、（２）はコラム、（３）は加工槽、（
４）はヘッド、（５）は電極取付定盤部である。Figure 2 is a configuration diagram of the machine body of a general electric discharge machining device, where (1) is the bed, (2) is the column, (3) is the machining tank, and (
4) is a head, and (5) is an electrode mounting surface plate.
第３図及び第４図は従来の取付定盤部の正面及び側面の
詳細図であり、（８）はサーボ送りされるＺ軸スライダ
ー、（７）は電極取付定盤、（８）は２軸スライダー（
ｌｉ）と電極取付定盤（７）を電気的に絶縁する為の絶
縁板、（９）は絶縁ブツシュ、（１０）は給電フィーダ
ー、（１１）は電極取付定盤（７）を固定する為の締付
はネジ、（１２）は電極取付治具、（１３）は電極、（
１４）は電極（１３）をクランプする為の油圧シリンダ
ーである。Figures 3 and 4 are detailed front and side views of the conventional mounting plate, where (8) is the servo-fed Z-axis slider, (7) is the electrode mounting plate, and (8) is the 2 Axis slider (
li) and the electrode mounting surface plate (7), (9) is the insulating bushing, (10) is the power feeder, and (11) is for fixing the electrode mounting surface plate (7). (12) is an electrode mounting jig, (13) is an electrode, (
14) is a hydraulic cylinder for clamping the electrode (13).
これらの装置においては、電極（１３）の着脱操作及び
位置決め操作を容易にする為に電極取付治具（１２）を
電極取付定盤（７）にビンで位置決めし、締付はネジで
取付けている。電極（１３）は機械前方より電極取付治
具（１２）のガイド部に挿入し後部のストッパーに当る
まで押込み、油圧シリンダー（１４）でクランプ固定す
る。In these devices, in order to facilitate the attachment/detachment and positioning of the electrode (13), the electrode attachment jig (12) is positioned on the electrode attachment surface plate (7) with a pin, and the tightening is done with screws. There is. The electrode (13) is inserted into the guide part of the electrode mounting jig (12) from the front of the machine, pushed in until it hits the stopper at the rear, and then clamped and fixed with the hydraulic cylinder (14).
電極取付定盤（７）は絶縁板（８）を介してＺ軸スライ
ダー（Ｉｉ）に取付けられており、締付はネジ（１１）
も絶縁プツシ：Ｌ（９）によって絶縁されている。The electrode mounting surface plate (7) is attached to the Z-axis slider (Ii) via an insulating plate (8), and is tightened with a screw (11).
It is also insulated by an insulation pusher: L (9).
なおこれら絶縁板（８）、絶縁ブツシユ（９）の材質は
弾性力が必要な為ガラス人エポキシ樹脂が用いられる。The material of these insulating plates (8) and insulating bushings (9) is glass epoxy resin because elasticity is required.
従来の放電加工装置は、以上の様に構成されており、絶
縁材として、ガラス入エポキシ樹脂を用いている為締付
ネジ（１１）で締付過ぎると絶縁板（８）が変形して、
精度不良となる為十分な締付力で電極取付定盤（７）を
固定することができず、さらにガラス入エポキシ樹脂自
体が経年変化で弾性力が低下し、その結果として締付力
が低下する。Conventional electric discharge machining equipment is constructed as described above, and since glass-filled epoxy resin is used as the insulating material, if the tightening screw (11) is over-tightened, the insulating plate (8) will be deformed.
Due to poor accuracy, the electrode mounting surface plate (7) cannot be fixed with sufficient tightening force, and the elasticity of the glass-filled epoxy resin itself decreases over time, resulting in a decrease in tightening force. do.
その為電極取付具（１２）を取付けて電極（１３）を着
脱させる場合、電極取付定盤（７）が動いて電極取付精
度不良を引起す等の問題点があった。Therefore, when attaching and detaching the electrode (13) after attaching the electrode fixture (12), there were problems such as the electrode attaching surface plate (7) moving and causing poor electrode attaching accuracy.
この発明は、上記のような問題点を解消する為になされ
たもので、電極取付定盤をスライダ一部に十分固定する
ことができ、電極取付治具に電極を着脱しても位置ズレ
を起さず正確な電極位置決めが可能な放電加工装置を得
ることを目的とするものである。This invention was made in order to solve the above-mentioned problems.The electrode mounting surface plate can be sufficiently fixed to a part of the slider, and the positional shift of the electrode can be prevented even when the electrode is attached to and removed from the electrode attachment jig. It is an object of the present invention to provide an electrical discharge machining apparatus that can accurately position an electrode without causing the problem to occur.
この発明に係る放電加工装置は、電極取付定盤部の絶縁
材として、高靭性セラミックを用い、絶縁材を介してノ
ックピンで電極取付定盤を位置決めし、２軸スライダー
に締付固定したものである。The electrical discharge machining apparatus according to the present invention uses high-toughness ceramic as an insulating material for the electrode mounting surface plate, and positions the electrode mounting surface plate with a dowel pin through the insulating material, which is then tightened and fixed to a two-axis slider. be.
この発明における絶縁材は高靭性セラミック（通常ジル
ユニアセラミックと呼称される。）を用いている為変形
による精度的な不良を引起すことなく十分な締付力でＺ
軸スライダーに締付固定することができ、セラミックの
機械特性が安定である為経年変化による締付力低下もな
い。Since the insulating material in this invention uses a high-toughness ceramic (usually called Ziruniar ceramic), the Z
It can be tightened and fixed to the shaft slider, and because the mechanical properties of ceramic are stable, the tightening force will not decrease due to aging.
尚、絶縁材を介してノックビンで位置決め固定している
ため、更に精度は安定なものになる。Furthermore, since the knock pin is positioned and fixed through an insulating material, the accuracy becomes even more stable.
以下、この発明の一実施例を図に基づいて説明する。 Hereinafter, one embodiment of the present invention will be described based on the drawings.
第２図は、本発明の実施例を示す説明図である。FIG. 2 is an explanatory diagram showing an embodiment of the present invention.
第１図において、（７）は電極取付定盤で、その下面に
電極取付治具（１２）が取付けられている。（６）はＺ
軸スライダーで、電極取付定盤（７）は絶縁材（１５）
を介してノックビン（ｔｅ）で位置決めし、高靭性セラ
ミック絶縁材（１７）をはさみ高靭性セラミック絶縁ブ
ツシュ（１８）を介して、締付はネジ（１１）で固定し
ている。In FIG. 1, (7) is an electrode mounting surface plate, and an electrode mounting jig (12) is attached to the lower surface thereof. (6) is Z
With the shaft slider, the electrode mounting surface plate (7) is made of insulating material (15)
A high toughness ceramic insulating material (17) is sandwiched between the high toughness ceramic insulating bushings (18) and the screws (11) are used to tighten the screws (11).
電極取付定盤（７）は、高靭性セラミック絶縁板（１７
）及び高靭性セラミック絶縁ブツシュ（１Ｂ）を介して
Ｚ軸スライダー（６）に締付ける為十分な締付力で固定
することができる。すなわち、高靭性セラミック絶縁材
は強い締付力で締付けられても変形しない為、精度的に
安定しており、経年変化もほとんど無い。The electrode mounting surface plate (7) is made of a high toughness ceramic insulating plate (17
) and the high-toughness ceramic insulating bushing (1B) to the Z-axis slider (6), so it can be fixed with sufficient tightening force. In other words, the high-toughness ceramic insulating material does not deform even if it is tightened with a strong tightening force, so it is stable in terms of accuracy and hardly changes over time.
次にノックビン（１６）で絶縁材（１５）を介して位置
決めする為さらに精度は安定する。なお、絶縁材（１５
）の材質はガラス人エポキシ樹脂を用いる。Next, the knock pin (16) is used for positioning via the insulating material (15), which further stabilizes the accuracy. In addition, insulating material (15
) is made of glass epoxy resin.
また、上記実施例では、絶縁材（１５）を介してノック
ピン（１６）で位置決めしているが、ノックピン（ＩＢ
）自体を絶縁材で製作して絶縁材を用いなくても良い。Further, in the above embodiment, positioning is performed using the dowel pin (16) via the insulating material (15), but the dowel pin (IB
) itself may be made of an insulating material so that no insulating material is used.
なお、本発明方法では十分な締付力で電極定盤を固定で
きる為ノックビンを省くことも可能である。Note that in the method of the present invention, the electrode surface plate can be fixed with sufficient tightening force, so that the knock bottle can be omitted.
以上のように、この発明の装置によれば、電極取付定盤
部の絶縁材として高靭性セラミックを用い、絶縁材を介
してノックピンで電極取付定盤を位置決めし、Ｚ軸スラ
イダーに十分な締付力で固定したので、精度的に安定で
経年変化も非常に少ない等の効果がある。As described above, according to the device of the present invention, high-toughness ceramic is used as the insulating material of the electrode mounting surface plate, the electrode mounting surface is positioned with a dowel pin through the insulating material, and the Z-axis slider is sufficiently tightened. Because it is fixed with force, it has the advantage of stable accuracy and very little deterioration over time.
第１図はこの発明の一実施例を示す説明図、第２図は一
般の放電加工装置の構成図、第３図及び第４図は、従来
の装置の正面及び側面を示す説明図である。
（６）はＺ軸スライダー、（７）は電極取付定盤、（１
２）は電極取付治具、（１Ｂ）はノックビジ、（１７）
は高靭性セラミック絶縁板、（１８）は高靭性セラミッ
ク絶縁ブツシュである。
なお、図中、同一符号は同一、又は相当部分を示す。FIG. 1 is an explanatory diagram showing an embodiment of the present invention, FIG. 2 is a configuration diagram of a general electrical discharge machining device, and FIGS. 3 and 4 are explanatory diagrams showing the front and side views of a conventional device. . (6) is the Z-axis slider, (7) is the electrode mounting surface plate, (1
2) is an electrode mounting jig, (1B) is a knockvis, (17)
(18) is a high toughness ceramic insulating plate, and (18) is a high toughness ceramic insulating bushing. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
靭性セラミックを用い、該絶縁材を介してノックピンで
電極取付定盤を位置決めし、Ｚ軸スライダーに締付固定
することを特徴とする放電加工装置。A high-toughness ceramic is used as an insulating material for the electrode mounting surface plate part where the electrode is attached and removed, and the electrode mounting surface plate is positioned with a dowel pin through the insulating material and is tightened and fixed to the Z-axis slider. Electrical discharge machining equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24537486A JPS63102836A (en) | 1986-10-17 | 1986-10-17 | Electric discharge machining unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24537486A JPS63102836A (en) | 1986-10-17 | 1986-10-17 | Electric discharge machining unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63102836A true JPS63102836A (en) | 1988-05-07 |
Family
ID=17132709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24537486A Pending JPS63102836A (en) | 1986-10-17 | 1986-10-17 | Electric discharge machining unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63102836A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02172630A (en) * | 1988-11-26 | 1990-07-04 | Messerschmitt Boelkow Blohm Gmbh <Mbb> | Electric discharge type drilling machine |
-
1986
- 1986-10-17 JP JP24537486A patent/JPS63102836A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02172630A (en) * | 1988-11-26 | 1990-07-04 | Messerschmitt Boelkow Blohm Gmbh <Mbb> | Electric discharge type drilling machine |
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