JPH02124224A - Electric discharge machining device - Google Patents
Electric discharge machining deviceInfo
- Publication number
- JPH02124224A JPH02124224A JP28586488A JP28586488A JPH02124224A JP H02124224 A JPH02124224 A JP H02124224A JP 28586488 A JP28586488 A JP 28586488A JP 28586488 A JP28586488 A JP 28586488A JP H02124224 A JPH02124224 A JP H02124224A
- Authority
- JP
- Japan
- Prior art keywords
- opening
- outer door
- processing tank
- door
- electric discharge
- 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
Links
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］
本発明は、放電加工装置に係り、更に詳しくは加工槽の
自動開閉装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to an electric discharge machining apparatus, and more particularly to an automatic opening/closing apparatus for a machining tank.
［従来の技術］
第７図は従来の放電加工装置に使用されている加工槽の
一例を示す斜視図である。図において、（１）は加工槽
、（２）は前扉で、ヒンジ（３）を介して加工槽（１）
に取付けられている。（４）は前扉（２）に取付けられ
たクランプ金具、（５）は横部で、ヒンジ（３）を介し
て加工槽（１）に取付けられている。（６）は横部（５
）に取付けられたフックである。[Prior Art] FIG. 7 is a perspective view showing an example of a machining tank used in a conventional electrical discharge machining apparatus. In the figure, (1) is the processing tank, (2) is the front door, and the processing tank (1) is connected via the hinge (3).
installed on. (4) is a clamp fitting attached to the front door (2), and (5) is a side portion, which is attached to the processing tank (1) via a hinge (3). (6) is the horizontal part (5
) is a hook attached to the
次にこの作用について説明する。加工槽（１）に被加工
物（図示せず）を出し入れする場合は、フック（６）と
クランプ金具（４）の結合をはずし、前扉（２）と横部
（５）とを夫々ヒンジ（３）を支軸に旋回させ、これに
よって加工槽（１）の前面及び側面を開放状態にする。Next, this effect will be explained. When loading and unloading workpieces (not shown) into and out of the processing tank (1), uncouple the hook (6) and clamp fitting (4), and hinge the front door (2) and side part (5), respectively. (3) is turned around the support shaft, thereby opening the front and side surfaces of the processing tank (1).
被加工物の出し入れ作業が終了したら、前扉（２）と横
部（５）を組合せ、クランプ金具（４）とフック（６）
を結合する。After finishing loading and unloading the workpiece, assemble the front door (2) and side part (5), and attach the clamp fitting (4) and hook (6).
combine.
［発明が解決しようとする課題］
上記のような従来の放電加工装置では、加工槽の前扉（
２）、横部（５）を開閉するにはすべて人手により行な
わなければならないので、被加工物を搬出入する場合の
自動化上の障害となっていた。[Problem to be solved by the invention] In the conventional electrical discharge machining apparatus as described above, the front door of the machining tank (
2) Opening and closing of the side portion (5) must be done manually, which has been an obstacle to automation when loading and unloading workpieces.
本発明は、かかる問題点を解決するためになされたもの
で、自動的に開閉する扉を有する加工槽を備えた放電加
工装置を得ることを目的とする。The present invention was made in order to solve such problems, and an object of the present invention is to obtain an electric discharge machining apparatus equipped with a machining tank having a door that automatically opens and closes.
［課題を解決するための手段］
本発明に係る放電加工装置は、加工槽の側面に開口を設
け、かつ又内扉を有し押圧手段によって内扉をこの開口
に押圧する外扉と、この外扉を開口側面に沿って摺動さ
せる手段とを備えたものである。[Means for Solving the Problems] The electrical discharge machining apparatus according to the present invention has an opening in the side surface of the machining tank, and an outer door that has an inner door and presses the inner door against the opening using a pressing means, and and means for sliding the outer door along the opening side.
また外扉と開口部との間に介在物の有無を感知する検知
手段と、この検知手段と連動して外扉の駆動手段を停止
させる制御手段とを備えたものである。The apparatus also includes a detection means for detecting the presence or absence of an object between the outer door and the opening, and a control means for stopping the drive means for the outer door in conjunction with the detection means.
［作 用］
本発明においては、加工槽の側面開口部が駆動手段によ
って自動的に開閉自在となり、被加工物の搬出入を全自
動化とすることが出来る。[Function] In the present invention, the side opening of the processing tank can be automatically opened and closed by the driving means, and the loading and unloading of workpieces can be fully automated.
又、開口部に介在物が存在したとき速やかにこれを検知
して外扉を停止させる。Furthermore, when an object is present in the opening, it is immediately detected and the outer door is stopped.
［実施例］
第１図は本発明の一実施例の全体構成を示す斜視図、第
２図は第１図の矢印（Ｅ）より見た正面図、第３図は第
２図のＡ−Ａ断面図、第４図は第２図のＢ−Ｂ断面図で
ある。図において、（１１）は外扉で、取付板（１２）
、（１３）によりスライドシリンダ（１４）のロッド（
１４ａ）とスライドガイド（１５）とに連結され加工槽
（１）の開口部（１ａ）の面に沿って摺動するようにな
っている。スライドガイド（Ｉ５）は水平方向にスライ
ド可能な機構を存するガイドてあって、他方の側は取付
板（１６）を介して加工槽（１）に連結されている。（
１４）はスライドシリンダで、取付１１Ｚ （１６）を
介して加工槽（１）に一体的に取付けられている。（１
７）はガイドローラで、外扉（Ｈ）の摺動をガイドする
ものである。（１８）は内扉で、四隅にはブツシュシリ
ンダー（１９）が配置されており、これによって加工槽
（１）に押圧されて開口部（１ａ）を閉塞するようにな
っている。[Embodiment] Fig. 1 is a perspective view showing the overall configuration of an embodiment of the present invention, Fig. 2 is a front view seen from arrow (E) in Fig. 1, and Fig. 3 is a perspective view showing the overall configuration of an embodiment of the present invention. A sectional view, and FIG. 4 are BB sectional views in FIG. 2. In the figure, (11) is the outer door, and the mounting plate (12)
, (13), the rod of the slide cylinder (14) (
14a) and a slide guide (15) so as to slide along the surface of the opening (1a) of the processing tank (1). The slide guide (I5) has a horizontally slidable mechanism, and the other side is connected to the processing tank (1) via a mounting plate (16). (
14) is a slide cylinder, which is integrally attached to the processing tank (1) via a mounting 11Z (16). (1
7) is a guide roller that guides the sliding movement of the outer door (H). (18) is an inner door, and bush cylinders (19) are arranged at the four corners, which press against the processing tank (1) to close the opening (1a).
（２０）は外扉（１１）に取付けられたガイドピンで、
圧縮バネ（２Ｉ）に遊嵌し内扉（１８）の動きの案内を
する。圧縮バネ（２１）は、内扉（１８）を加工槽（１
）と反対方向へ引き離し外扉（１１）側へ付勢している
。(20) is a guide pin attached to the outer door (11),
It loosely fits into the compression spring (2I) and guides the movement of the inner door (18). The compression spring (21) connects the inner door (18) to the processing tank (1).
) and is biased toward the outer door (11).
（２２）は内扉（１８）に取付けられたガイド仮、（２
３）は押え仮で、外扉（１１）に同右され圧縮バネ（２
１〉を介して内扉（１８）を外扉（１１）へ押圧してい
る。（２４）は加工液をシールするバッキング、（２５
）は外扉（１１）を固定するストッパで、加工槽（１）
の前部に取付けられている。（２６）は加工槽（１）の
後部に取付けられたストッパで、外扉（１１）に取付け
られている当金（２７）に係合して外扉（１１）を加工
槽（１）に固定する。（２８）は内扉（１８）の動きを
確認するリミ・ントスイソチである。(22) is a temporary guide attached to the inner door (18), (2
3) is a temporary presser foot, which is attached to the outer door (11) and has a compression spring (2).
1>, the inner door (18) is pressed against the outer door (11). (24) is a backing that seals the processing fluid; (25)
) is a stopper that fixes the outer door (11), and the processing tank (1)
installed at the front of the (26) is a stopper attached to the rear of the processing tank (1), which engages with the stopper (27) attached to the outer door (11) to move the outer door (11) to the processing tank (1). Fix it. (28) is Rimi Ntosuisochi checking the movement of the inner door (18).
次にこの作用を説明する。第２図に示す矢印（Ｃ）の方
向へ外扉（［ｌ）を移動し、被加工物を加工槽（１）に
搬入するには、まず、ブツシュシリンダ（１９）の圧縮
空気を止めると、第４図に示すように圧縮バネ（２１）
の弾力によって内扉（１８）は矢印（Ｄ）方向へ移動し
、加工槽（１）から分離する。これをリミットスイッチ
（２８）により検知する。ついでスライドシリンダ（１
４）へ供給していた圧縮空気の給排気弁を切りかえて、
第２図矢印（Ｃ）に示すように外扉（１１）を移動させ
る。このとき外扉（１１）の下方はスライドガイド（１
５）、上方はガイドローラ（１７）によって夫々ガイド
され、スムーズな移動が行なわれる。外扉（１１）を反
対方向に動かすには前述と全く逆の手順に従えばよい。Next, this effect will be explained. To move the outer door ([l) in the direction of arrow (C) shown in Figure 2 and carry the workpiece into the processing tank (1), first stop the compressed air in the bush cylinder (19). and a compression spring (21) as shown in Figure 4.
The inner door (18) moves in the direction of arrow (D) due to the elasticity of the inner door (18), and is separated from the processing tank (1). This is detected by the limit switch (28). Next, slide cylinder (1
4) Switch the compressed air supply/exhaust valve that was being supplied to
Move the outer door (11) as shown by arrow (C) in Figure 2. At this time, the slide guide (1
5) The upper portions are guided by guide rollers (17) to ensure smooth movement. To move the outer door (11) in the opposite direction, the procedure described above can be completely reversed.
第５図は、本発明の他の実施例を示すもので、（３０）
は取付板（３１）を介して外扉（１１）の上部に設けら
れた発光部、（３２）はそのカバーである。（３３）は
取付１１ｉＥ （３４）を介して外扉（１１）の上部に
発光部（３ｏ）と対向して設けられ、発光部（３０）か
らの光を感知する受光部、（３５）はそのカバーである
。FIG. 5 shows another embodiment of the present invention, (30)
is a light emitting unit provided on the upper part of the outer door (11) via a mounting plate (31), and (32) is its cover. (33) is provided at the upper part of the outer door (11) via the mounting 11iE (34), facing the light emitting part (3o), and is a light receiving part that senses the light from the light emitting part (30); This is the cover.
第６図は本発明のさらに他の実施例を示すもので、図中
（３Ｂ）、 （３７）、 （３１ｔ）は外扉（１１）に
固定された複数の発光部、（３９）、（４０）、（４１
）は発光部（３６）。FIG. 6 shows still another embodiment of the present invention, in which (3B), (37), and (31t) are a plurality of light emitting units fixed to the outer door (11), (39), ( 40), (41
) is a light emitting part (36).
（３７） 、（３８）に対向して加工槽（１）に取付け
られた受光部である。(37) This is a light receiving unit attached to the processing tank (1) opposite to (38).
次にこの作用を説明する。前述のように、外扉（１１）
が開口部（１ａ）に沿って閉塞動作中に、開口部（Ｉａ
）内に被加工物又は作業員等が介在するようなことがあ
って、第５図又は第６図に示す発光部（３０） 、 （
３Ｂ） 、 （３７）、 （３ｇ）より発せられる光が
さえぎられ、これに対向する受光部（３３） 、 （３
９） 、 （４０） 、 （４１）に光が感知されなく
なると、瞬時（、こ制御手段（図示せず）に異状が送信
され、これを受けて制御手段から外扉（１１）のスライ
ドシリンダ（１４）を停止させる指令が発信され、外扉
（１１）は停止して介在物に対しての接触破損事故、障
害事故等の災害を未然に防止することが出来る。Next, this effect will be explained. As mentioned above, the outer door (11)
During the closing operation along the opening (1a), the opening (Ia
) In some cases, a workpiece or a worker may be present in the light emitting part (30), (
The light emitted from 3B), (37), and (3g) is blocked, and the light-receiving parts (33) and (3g) opposite to this are blocked.
9), (40), and (41), an abnormality is instantaneously transmitted to the control means (not shown), and in response, the control means controls the slide cylinder of the outer door (11). (14) is sent, the outer door (11) is stopped, and disasters such as damage caused by contact with an intervening object, failure, etc. can be prevented.
なお、上述の実施例では駆動手段の各シリンダの駆動源
に空気を用いた場合を示したが、油圧、水圧等も利用で
きることは言うまでもない。In the above embodiment, air is used as the driving source for each cylinder of the driving means, but it goes without saying that oil pressure, water pressure, etc. can also be used.
又、外扉の開閉の指令のためにＮＣ制御装置を応用する
ことも出来る。Further, an NC control device can also be applied to command the opening and closing of the outer door.
［発明の効果］
以上のように本発明によれば、加工槽の側面に開口部を
設け、この開口部を内扉を有する外扉を摺動させて自動
的に開閉することにより、被加工物の搬出入作業を自動
化することが出来るようになり、放電加工工程を全自動
化する効果が得られた。[Effects of the Invention] As described above, according to the present invention, an opening is provided on the side surface of the processing tank, and this opening is automatically opened and closed by sliding an outer door having an inner door, thereby allowing the workpiece to be processed. It became possible to automate the work of loading and unloading objects, and the effect of fully automating the electric discharge machining process was achieved.
また、被加工物の搬出入を行う開口部に介在物の有無を
感知して外扉の移動を停止させる制御機構を設けたこと
により、被加工物や作業員に外扉が接触したり挟圧する
等の事故を防止し一層安全確実な作業を行うことが出来
る。In addition, by installing a control mechanism that stops the movement of the outer door by sensing the presence or absence of inclusions in the opening for loading and unloading workpieces, it is possible to prevent the outer door from coming into contact with workpieces or workers. Accidents such as pressure can be prevented and work can be performed more safely and reliably.
第１図は本発明の一実施例の全体構成を示す斜視図、第
２図は第１図の正面図、第３図は第２図のＡ−Ａ断面図
、第４図は第２図のＢ−Ｂ断面図、第５図、第６図は本
発明の他の実施例の構成図、第７図は従来の加工槽の斜
視図である。
図において、（１）は加工槽、（１１）は外扉、（１２
）。
（１３） は取付板、（１４）はスライドシリンダ、
（１４ａ）はシリンダロッド、（１５）はスライドガイ
ド、（１６）は取付板、（１７）はローラガイド、（１
８）は内扉、（１９）はブツシュシリンダ、（２０）は
ガイドピン、（２１）は圧縮バネ、（２２）はガイド阪
、（２３）は押え板、（２７）は当て金、（３０） 、
（３６） 、 （３７） 、 （３８）は発光部、（３
３）、（３９）、（４０）、（４１）は受光部である。
なお図中、同一符号は同−又は相当部分を示す。
代理人 弁理士 佐々木 宗 冶
Ｏト
［ｒＱFig. 1 is a perspective view showing the overall configuration of an embodiment of the present invention, Fig. 2 is a front view of Fig. 1, Fig. 3 is a sectional view taken along line A-A in Fig. 2, and Fig. 4 is Fig. 5 and 6 are configuration diagrams of other embodiments of the present invention, and FIG. 7 is a perspective view of a conventional processing tank. In the figure, (1) is the processing tank, (11) is the outer door, and (12) is the processing tank.
). (13) is the mounting plate, (14) is the slide cylinder,
(14a) is the cylinder rod, (15) is the slide guide, (16) is the mounting plate, (17) is the roller guide, (1
8) is the inner door, (19) is the bushing cylinder, (20) is the guide pin, (21) is the compression spring, (22) is the guide bell, (23) is the holding plate, (27) is the stopper, ( 30),
(36), (37), (38) are light emitting parts, (3
3), (39), (40), and (41) are light receiving sections. In the drawings, the same reference numerals indicate the same or equivalent parts. Agent: Patent Attorney Sou Sasaki [rQ
Claims (2)
を印加し、放電を発生させて加工を行う加工槽と、内扉
を有し、該内扉を押圧手段により前記加工槽の開口部に
押圧して開口部を閉塞する外扉と、該外扉を前記加工槽
の側面に沿って摺動させる駆動手段とを具備した放電加
工装置。(1) It has a machining tank in which machining is performed by applying a voltage between an electrode and a workpiece through a machining fluid to generate an electric discharge, and an inner door, and the inner door is pressed by a pressing means to perform the machining. An electrical discharge machining apparatus comprising: an outer door that presses against an opening of a tank to close the opening; and a drive means that slides the outer door along a side surface of the processing tank.
検出手段の信号によって外扉の駆動手段を停止させる制
御手段とを備えた請求項１記載の放電加工装置。(2) The electrical discharge machining apparatus according to claim 1, further comprising a detection means for sensing the presence or absence of an inclusion in the opening, and a control means for stopping the drive means for the outer door based on a signal from the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63285864A JPH0688173B2 (en) | 1988-07-21 | 1988-11-14 | Electric discharge machine |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63-180202 | 1988-07-21 | ||
| JP18020288 | 1988-07-21 | ||
| JP63285864A JPH0688173B2 (en) | 1988-07-21 | 1988-11-14 | Electric discharge machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02124224A true JPH02124224A (en) | 1990-05-11 |
| JPH0688173B2 JPH0688173B2 (en) | 1994-11-09 |
Family
ID=26499824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63285864A Expired - Fee Related JPH0688173B2 (en) | 1988-07-21 | 1988-11-14 | Electric discharge machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0688173B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5270512A (en) * | 1992-05-15 | 1993-12-14 | Ona Electro-Erosion, S.A. | Electro-erosion machining tank with a side wall door |
| DE19753992C2 (en) * | 1997-04-23 | 2003-05-08 | Mitsubishi Electric Corp | eroding |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59175923A (en) * | 1983-02-04 | 1984-10-05 | ナツソヴイア・ヴエルクツオイクマシーネン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフトウング | Electric spark machine |
| JPS6041970U (en) * | 1983-08-26 | 1985-03-25 | 株式会社 巴川製紙所 | Multicolor thermal recording peel label |
| JPS61178629U (en) * | 1985-04-26 | 1986-11-07 | ||
| JPS62225987A (en) * | 1986-03-27 | 1987-10-03 | Mitsubishi Electric Corp | Accident prevention device for automatic opening/closing doors |
-
1988
- 1988-11-14 JP JP63285864A patent/JPH0688173B2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59175923A (en) * | 1983-02-04 | 1984-10-05 | ナツソヴイア・ヴエルクツオイクマシーネン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフトウング | Electric spark machine |
| JPS6041970U (en) * | 1983-08-26 | 1985-03-25 | 株式会社 巴川製紙所 | Multicolor thermal recording peel label |
| JPS61178629U (en) * | 1985-04-26 | 1986-11-07 | ||
| JPS62225987A (en) * | 1986-03-27 | 1987-10-03 | Mitsubishi Electric Corp | Accident prevention device for automatic opening/closing doors |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5270512A (en) * | 1992-05-15 | 1993-12-14 | Ona Electro-Erosion, S.A. | Electro-erosion machining tank with a side wall door |
| DE4223919A1 (en) * | 1992-05-15 | 1994-01-27 | Ona Electro Erosion | Door opening system on an eroding machine for loading workpieces |
| GB2266921B (en) * | 1992-05-15 | 1995-09-20 | Ona Electro Erosion | Electro-erosion machine having a door opening system |
| DE19753992C2 (en) * | 1997-04-23 | 2003-05-08 | Mitsubishi Electric Corp | eroding |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0688173B2 (en) | 1994-11-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |