JPH0230433A - Wire discharge processing unit - Google Patents
Wire discharge processing unitInfo
- Publication number
- JPH0230433A JPH0230433A JP63180204A JP18020488A JPH0230433A JP H0230433 A JPH0230433 A JP H0230433A JP 63180204 A JP63180204 A JP 63180204A JP 18020488 A JP18020488 A JP 18020488A JP H0230433 A JPH0230433 A JP H0230433A
- Authority
- JP
- Japan
- Prior art keywords
- filter
- roll
- withdrawal
- processing liquid
- tank
- 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
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims description 20
- 238000009763 wire-cut EDM Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 238000003754 machining Methods 0.000 description 19
- 239000012530 fluid Substances 0.000 description 17
- 238000011084 recovery Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
- 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、ワイヤ放電加工装置に係り、更に詳しくは加
工液タンク内の加工液フィルタに関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a wire electrical discharge machining apparatus, and more particularly to a machining fluid filter in a machining fluid tank.
［従来の技術］
第２図は従来の加工液タンクの構成を示す模式図である
。図において、（１ｂ）はフィルタエレメント、（１０
）は汚液槽、（ｌｌｂ）はフィルタ内部、（１２）は清
液槽、（３０）は汚液入口、（３１ａ）はろ過用ポンプ
、（３］−ｂ ）は加工液供給用ポンプ、（４０）は機
械本体である。[Prior Art] FIG. 2 is a schematic diagram showing the structure of a conventional machining liquid tank. In the figure, (1b) is a filter element, (10
) is the dirty liquid tank, (llb) is inside the filter, (12) is the clean liquid tank, (30) is the dirty liquid inlet, (31a) is the filtration pump, (3]-b) is the processing liquid supply pump, (40) is the main body of the machine.
次にこの作用について説明する。機械本体（４０）で使
用され汚れた加工液は、汚液入口（３０）を通り汚液槽
（１０）に溜まる。それをろ過用ポンプ（３１ａ）によ
って汲み上げ、フィルタエレメント（１ｂ）の内部（］
、 １． ｂ ）に入れる。その後フィルタエレメント
（１ｂ）をろ過することによって汚れが除去された加工
液は清液槽（１２）に入る。更に加工液供給用ポンプ（
３１，ｂ）によって汲み上げられ、再び機械本体（４０
）に供給される。Next, this effect will be explained. The dirty machining liquid used in the machine body (40) passes through the dirty liquid inlet (30) and accumulates in the dirty liquid tank (10). It is pumped up by the filtration pump (31a) and inside the filter element (1b) (]
, 1. b). Thereafter, the processing liquid from which dirt has been removed by filtering through the filter element (1b) enters the clear liquid tank (12). In addition, a pump for supplying machining fluid (
31,b) and then pumped up again by the machine body (40
).
［発明か解決しようとする課題］
上記のような従来のワイヤ放電加工装置では、フィルタ
エレメント（１ｂ）を交換するとき、手作業によってフ
ィルタエレメント（」ｂ）を清液槽（１２）から取り出
す必要があり、安全衛生上好ましくない。[Problem to be solved by the invention] In the conventional wire electric discharge machining apparatus as described above, when replacing the filter element (1b), it is necessary to manually take out the filter element (''b) from the clear liquid tank (12). This is not desirable in terms of health and safety.
またフィルタエレメント（１ｂ）を交換する際、フィル
タエレメント（１ｂ）内の汚れが清液槽（１２）内に落
下してこれを汚してしまう場合があり、更に又フィルタ
エレメント（］ｂ）のメンテナンスを怠った場合、フィ
ルタエレメント（１ｂ）の目が汚れで塞かり、このため
フィルタエレメント（１ｂ）が破裂するような問題があ
った。Furthermore, when replacing the filter element (1b), the dirt inside the filter element (1b) may fall into the fresh liquid tank (12) and contaminate it.Furthermore, the maintenance of the filter element (]b) If the filter element (1b) is neglected, the filter element (1b) may become clogged with dirt, which may cause the filter element (1b) to burst.
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
、長時間にわたりフィルタの交換作業を必要とせず、常
に安定した加工液を供給し、精度の良い加工の出来るワ
イヤ放電加工装置を得ることを目的とする。The present invention has been made to solve these problems, and provides a wire electrical discharge machining device that does not require filter replacement over a long period of time, constantly supplies stable machining fluid, and can perform highly accurate machining. With the goal.
［課題を解決するための手段］
本発明に係るワイヤ放電加工装置は、ワイヤ放電加工装
置の加工液の清液槽の上に、底に多数の開孔を有する加
工液ろ過積を設置し、更に加工液ろ過用フィルタをロー
ル紙状に巻いたフィルタロールを加工液ろ過積の一方の
側に設置し、他方の側に回収ローラを備え、更にろ過積
の圧力を検知するセンサと、このセンサの信号を受けて
回収ローラを駆動させる駆動装置とを備えたものである
。[Means for Solving the Problems] A wire electrical discharge machining device according to the present invention includes a machining fluid filtration chamber having a large number of openings at the bottom, installed above a clear liquid tank for machining fluid of the wire electrical discharge machining device, Furthermore, a filter roll in which a filter for processing fluid filtration is wound into a paper roll is installed on one side of the processing fluid filtration volume, a collection roller is provided on the other side, and a sensor for detecting the pressure of the filtration volume is installed. and a drive device that drives the collection roller in response to the signal.
［作 用コ
本発明においては、加工液ろ過積内のフィルタが汚れて
交換すべき時期になると、これを槽内圧力の上昇により
センサて検知し、回収ローラが駆動してフィルタか引き
寄せられ、同時にフィルタロールから新しいフィルタが
加工液ろ過積内へ供給される。このようにしてフィルタ
の交換を自動的に行い、長時間にわたり常に安定清浄な
加工液を加工液の清液槽に供給する。[Function] In the present invention, when the filter in the machining fluid filtration volume becomes dirty and it is time to replace it, this is detected by a sensor based on the increase in pressure in the tank, and the collection roller is driven to pull the filter. At the same time, a new filter is supplied from the filter roll into the processing fluid filtration volume. In this way, the filter is automatically replaced, and stable and clean machining fluid is always supplied to the machining fluid tank over a long period of time.
［実施例］
第１図は本発明の−・実施例の構成を示す模式図である
。図において、（１）はロール紙状のフィルタ、（Ｉａ
）はフィルタ＜１）をロール状に巻いたフィルタロール
、（２）はフィルタ（１）をガイドのために移動径路上
に配置されたローラ、（３ａ） 、 （３ｂ）はフィル
タ（１）の回収ローラて、（３ａ）は駆動モータ（４）
と連結している。（ｌｌａ）はろ過積、（５）はろ過積
（１１，ａ）の底部側面に設けられたフィルタ（１）の
通過口のシール、（６）はろ過積（１１，ａ）の下部に
設けた敷板でフィルタ（１）を支えると共に多数の開口
が設けられている。（１３）はフィルタ回収槽、ノ
（２０）は圧力センサ、（２１）はフィルタ回収制御装
置である。その他の符号は第２図で説明した従来例と同
一のものを示す。[Example] FIG. 1 is a schematic diagram showing the configuration of an example of the present invention. In the figure, (1) is a roll paper filter, (Ia
) is a filter roll in which the filter <1) is wound into a roll, (2) is a roller placed on the moving path to guide the filter (1), and (3a) and (3b) are the filter rolls of the filter (1). Collection roller (3a) is the drive motor (4)
It is connected with. (lla) is the filtration volume, (5) is the seal for the passage port of the filter (1) provided on the bottom side of the filtration volume (11, a), and (6) is the seal provided at the bottom of the filtration volume (11, a). The filter (1) is supported by a bottom plate, and a large number of openings are provided. (13) is a filter recovery tank, (20) is a pressure sensor, and (21) is a filter recovery control device. The other symbols are the same as those in the conventional example explained in FIG.
次にこの作用を説明する。ろ過積（Ｊｌａ）の底部のフ
ィルタ（１）が汚れて目がつまるにつれて、ろ過積（ｌ
ｌａ）の内部の圧力が高くなる。このろ過積（ｌｌａ）
内部の圧力を圧力センサ（２０）によって検出し、ある
一定の圧力に達するとフィルタ回収制御装置（２１）に
より駆動モータ（４）が駆動され、回収ローラ（３ａ）
、（３ｂ）を回転させる。これによってフィルタ（１
）が敷板（６）の上を移動し始め、同時にフィルタロー
ル（１ａ）より新しい部分が巻き出され、シール（５）
を通り抜けてろ過積（１１，ａ）の底部にセットされる
。このとき使用済みのフィルタ（１）はフィルタ回収槽
（１３）へ回収される。このようにして人手によらず自
動的にフィルタを交換することが出来る。なお、上記の
実施例では、フィルタ（１）を回収槽（１３）へ回収す
る例を示したが、回収ローラ（３ａ） 、 （３ｂ）の
何れかに巻き取っても同様の効果が得られる。Next, this effect will be explained. As the filter (1) at the bottom of the filtration area (Jla) becomes dirty and clogged, the filtration area (l
The pressure inside la) increases. This filtration product (lla)
The internal pressure is detected by the pressure sensor (20), and when a certain pressure is reached, the drive motor (4) is driven by the filter recovery control device (21), and the recovery roller (3a)
, (3b). This allows the filter (1
) begins to move on the bottom plate (6), and at the same time a new part is unwound from the filter roll (1a) and the seal (5)
and is set at the bottom of the filtration volume (11,a). At this time, the used filter (1) is collected into the filter collection tank (13). In this way, the filter can be replaced automatically without manual intervention. In addition, in the above embodiment, an example was shown in which the filter (1) is collected into the collection tank (13), but the same effect can be obtained by winding it around either the collection roller (3a) or (3b). .
［発明の効果コ
以上のように本発明によれば、ワイヤ放電加工装置内の
加工液ろ過積の一方の側にフィルタロールを他方の側に
回収ロールを設け、フィルタを交換するタイミングを検
知して回収ローラにフィルタを巻き移し、自動的にフィ
ルタを交換して常に清浄な加工液を清液槽に送り込むよ
うにしたことにより、作業者の安全衛生面の改善と共に
、加工液タンクか長時間にわたり清浄が保たれ、常に安
定した加工液が供給されるので、精度の良い加工を行う
ことができる。[Effects of the Invention] As described above, according to the present invention, a filter roll is provided on one side of the machining fluid filtration volume in a wire electrical discharge machining device, and a recovery roll is provided on the other side, and the timing for replacing the filter is detected. The filter is then transferred to the collection roller, the filter is automatically replaced, and clean machining fluid is always sent to the clean fluid tank.This improves worker safety and hygiene, and allows the machining fluid tank to be used for long periods of time. Since cleanliness is maintained throughout the process and a stable machining fluid is always supplied, highly accurate machining can be performed.
第１図は、本発明の一実施例の構成を示す模式図、第２
図は従来の加工液タンクの構成を示す模式図である。
図において、（］）はフィルタ、（１ａ）はフィルタロ
ール、（２）はローラ、（３ａ） 、（３ｂ）は回収ロ
ーラ、（４）は駆動モータ、（５）はシール、（６）は
敷板、（１０）は汚液槽、（１１，ａ）はろ過積、（１
２）は清液槽、（２１）はフィルタ回収制御装置である
。
なお各図中、
同一符号は同−又は相当部分を示
す。FIG. 1 is a schematic diagram showing the configuration of an embodiment of the present invention, and FIG.
The figure is a schematic diagram showing the configuration of a conventional machining liquid tank. In the figure, (]) is the filter, (1a) is the filter roll, (2) is the roller, (3a) and (3b) are the collection rollers, (4) is the drive motor, (5) is the seal, and (6) is Floor plate, (10) is sewage tank, (11,a) is filtration area, (1
2) is a fresh liquid tank, and (21) is a filter recovery control device. In each figure, the same reference numerals indicate the same or equivalent parts.
Claims (1)
タロールと、底部に多数の開口を有する敷板を有しこの
敷板の上をフィルタロールから送られたフィルタが通過
するろ過槽と、このフィルタを移動させる回収ローラと
、フィルタ交換のタイミングをセンサによって検知して
前記回収ローラを駆動するフィルタ回収制御装置とを備
えたワイヤ放電加工装置。A filter roll in which a filter for filtering processing liquid is set in the form of a paper roll, a filtration tank having a bottom plate with many openings on the bottom, on which the filter sent from the filter roll passes, and this filter being moved. A wire electrical discharge machining apparatus comprising: a collection roller that rotates the filter; and a filter collection control device that detects the timing of filter replacement using a sensor and drives the collection roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63180204A JPH0230433A (en) | 1988-07-21 | 1988-07-21 | Wire discharge processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63180204A JPH0230433A (en) | 1988-07-21 | 1988-07-21 | Wire discharge processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0230433A true JPH0230433A (en) | 1990-01-31 |
Family
ID=16079218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63180204A Pending JPH0230433A (en) | 1988-07-21 | 1988-07-21 | Wire discharge processing unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230433A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05228735A (en) * | 1992-02-17 | 1993-09-07 | Mitsubishi Electric Corp | Machining liquid supply device for wire electric discharge machining device |
| EP2497594A1 (en) | 2011-03-08 | 2012-09-12 | Fanuc Corporation | Working fluid filtration device of electric discharge machine |
| EP2607004A1 (en) | 2011-12-21 | 2013-06-26 | Fanuc Corporation | Working fluid filtering device for electrical discharge machine |
| WO2016147443A1 (en) * | 2015-03-18 | 2016-09-22 | 株式会社東芝 | Gas-recycling device, additive layer fabrication apparatus, and additive layer fabrication method |
-
1988
- 1988-07-21 JP JP63180204A patent/JPH0230433A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05228735A (en) * | 1992-02-17 | 1993-09-07 | Mitsubishi Electric Corp | Machining liquid supply device for wire electric discharge machining device |
| EP2497594A1 (en) | 2011-03-08 | 2012-09-12 | Fanuc Corporation | Working fluid filtration device of electric discharge machine |
| JP2015037812A (en) * | 2011-03-08 | 2015-02-26 | ファナック株式会社 | Working fluid filtering device for electric discharge machine |
| EP2607004A1 (en) | 2011-12-21 | 2013-06-26 | Fanuc Corporation | Working fluid filtering device for electrical discharge machine |
| JP2013129022A (en) * | 2011-12-21 | 2013-07-04 | Fanuc Ltd | Working fluid filtering device of electric discharge machine |
| US8932459B2 (en) | 2011-12-21 | 2015-01-13 | Fanuc Corporation | Working fluid filtering device for electrical discharge machine |
| WO2016147443A1 (en) * | 2015-03-18 | 2016-09-22 | 株式会社東芝 | Gas-recycling device, additive layer fabrication apparatus, and additive layer fabrication method |
| JP2016174990A (en) * | 2015-03-18 | 2016-10-06 | 株式会社東芝 | Gas reusing device, lamination molding device, and lamination molding method |
| US10780495B2 (en) | 2015-03-18 | 2020-09-22 | Kabushiki Kaisha Toshiba | Gas-recycling device, additive manufacturing apparatus, and additive manufacturing method |
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