CN101152678A - Discharge processor - Google Patents
Discharge processor Download PDFInfo
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- CN101152678A CN101152678A CNA2007101529718A CN200710152971A CN101152678A CN 101152678 A CN101152678 A CN 101152678A CN A2007101529718 A CNA2007101529718 A CN A2007101529718A CN 200710152971 A CN200710152971 A CN 200710152971A CN 101152678 A CN101152678 A CN 101152678A
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- working groove
- discharge device
- electric discharge
- dielectricity liquid
- groove
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Abstract
A discharge machining device comprises a machining groove (8) for accommodating the workpiece (W) and filled with dielectric liquid, an urgent sending groove (20) arranged higher than the machining groove (8), a big diameter pipe (B) for conveying the dielectric liquid from the urgent sending groove (20) to the machining groove (8), and a flat pipe (33) which is used for discharging the dielectric liquid sent to the machining groove (8) from the big diameter pipe (B) and is accommodated in the machining groove (8) in non contact way. The flat pipe (33) has an opening which is extending along one vertical side wall (81) of the machining groove (8) and facing to the bottom of the machining groove (8). The section area of the flat pipe (33) is equal to or more than the big diameter pipe (B). The flat pipe (33) is separated by a blocking wall (84) and the workpiece (W). Sponges (40, 44, 46, 48) or interfere plate (35, 36, 87, 88, 89) for relaxing the pressure of the urgent sent dielectric liquid are disposed adjacent to the opening (34) of the flat pipe (33).
Description
Technical field
The present invention relates to electric discharge device that the working substance that is housed in the working groove that is full of dielectricity liquid is processed.Especially, the present invention relates to the electric discharge device that dielectricity liquid send groove to be sent by urgency to working groove from urgency.
Background technology
In general, electric discharge device is removed material by in the gap (hereinafter referred to as machining gap) that forms discharge takes place between working substance and tool-electrode from working substance.Work in-process, dielectricity liquid is placed in the machining gap.Dielectricity liquid is oil or high specific resistance water.Before processing, after working substance was fixed in the working groove, working groove was full of by dielectricity liquid.As a rule, working groove can move in the horizontal direction.Following patent documentation has been announced the anxious electric discharge device that send groove has been set in the position higher than working groove.A large amount of dielectricity liquid send groove to be supplied to working groove by large-diameter pipe from anxious, and the time that is full of working groove with dielectricity liquid shortens.
Chinese patent bulletin 1121295C communique
The open flat 5-4117 communique of communique of Japan Patent
The open flat 5-42424 communique of communique of Japan Patent
The high dielectricity liquid of viscosity as oil when contacting with air, is easy to generate bubble with having impact.Bubble may hinder stable discharge processing, simultaneously, the visuality in the working groove is descended.Such problem is especially serious in the electric discharge device that suddenly send groove is housed.
It is flexual to send urgency the large-diameter pipe of usefulness make, and is connected with working groove., the crooked reaction force of large-diameter pipe descends the mobile accuracy of working groove.In addition, flexual large-diameter pipe needs big space around working groove.Therefore, under most situation, shown in Figure 12 (b), the terminal of large-diameter pipe 101 is inserted the opening of working groove 100 non-contactly.Figure 12 (a) is illustrated in an X+ direction displacement x1 and is positioned at the working groove 100 of a mobile boundary.The X-direction that is illustrated in Figure 12 (c) moves and is positioned at another working groove that moves boundary 100.The receiving space of the Reference numeral 102 expression large-diameter pipes among Figure 12 (b).Reference numeral 104 expression is used to prevent conflict with working groove and the space of the waste that forms.Space 102 and 104 s' space 106 in fact also forms waste easily, and working groove 100 maximizes as a result.
Summary of the invention
The present invention proposes in view of such situation, is applicable to the anxious electric discharge device that send groove is housed.The object of the present invention is to provide a kind of minimized electric discharge device of the bubble that is present in the working groove that makes.Another object of the present invention is to provide a kind of does not make working groove excessively maximize and can be the anxious electric discharge device of delivering in the working groove of dielectricity liquid.
According to a first aspect of the invention, electric discharge device is equipped with: the working groove of accommodating working substance, being full of by dielectricity liquid, reclaim the storagetank of the dielectricity liquid of working groove, storage is sent groove and is sent dielectricity liquid groove to the anxious large-diameter pipe that send of working groove from urgency from the urgency of the dielectricity liquid that storagetank sucts; It is characterized in that, be equipped with being relaxed mechanism by the pressure that the anxious pressure of delivering to the dielectricity liquid of working groove relaxes from the anxious groove that send.
Utilize pressure mitigation mechanism, obtained relaxing, suppressed bubble owing to generations such as splashing of the liquid level in the working groove 8 by the anxious pressure of being delivered to the dielectricity liquid of working groove.Pressure relaxes mechanism.When dielectricity liquid conflicted with interference plate, its pressure was relaxed.Perhaps, pressure relaxes mechanism and is and by the sponge of flowing and being provided with opposite to each other to the anxious dielectricity liquid that send of working groove.Sponge utilizes its elastic force to be used for relaxing effectively the pressure of dielectricity liquid.
Second aspect according to invention, electric discharge device is equipped with: the working groove of accommodating working substance, being full of by dielectricity liquid, reclaim the storagetank of the dielectricity liquid of working groove, storage is sent groove and is sent dielectricity liquid groove to the anxious large-diameter pipe that send of working groove from urgency from the urgency of the dielectricity liquid that storagetank sucts; Be equipped with ejection from large-diameter pipe to the anxious dielectricity liquid that send of working groove, be accommodated in flat tube the working groove non-contactly.
Preferably, flat tube have along a vertical sidewall of working groove extend, towards the opening of the bottom surface of working groove.In addition, preferably, the area of section of flat tube equates with large-diameter pipe or is bigger.
Utilize flat tube, working groove is excessively suddenly delivered to a large amount of dielectricity liquid in the working groove with maximizing.
Preferably, electric discharge device is equipped with the next door that the spatial division in the working groove is become to take in second space of first space of flat tube and configuration effort thing.Flowing of sponge or interference plate and dielectricity liquid is arranged on flat tube or the next door opposite to each other.
Utilize the next door, near the bubble that produces of opening that can be suppressed at pipe is near working substance.In addition, utilize the interference plate or the sponge that are located on flat tube or the next door, can suppress the generation of bubble.
Description of drawings
Fig. 1 is the side view of expression electric discharge device embodiment of the present invention.
Fig. 2 is the front view of electric discharge device among Fig. 1.
Fig. 3 is the piping diagram of electric discharge device among Fig. 1.
Fig. 4 is the side view of working groove in the presentation graphs 1.
Fig. 5 is the vertical view of working groove in the presentation graphs 1.
Fig. 6 is the vertical view of working groove in the presentation graphs 1.
Fig. 7 is the stereogram of the Guan Zuti in the presentation graphs 4.
Fig. 8 is the front view of the Guan Zuti in the presentation graphs 4.
The stereogram of sponge in Fig. 9 presentation graphs 4.
Figure 10 is another routine side view of expression working groove.
Figure 11 is the side view of the another example of expression working groove.
Figure 12 is a vertical view of partly representing existing electric discharge device.
The specific embodiment
Below, specify electric discharge device of the present invention with reference to Fig. 1,2,3,4,5,6,7,8 and 9.As shown in Fig. 1 and Fig. 2, electric discharge device 1 comprises: board 2, the upright column 3 that is located at board 2 rear portions, be installed in the top of column 3 and the slide 4 that forwards extends, be installed in the main tapping 6 of the front of slide 4.Main tapping 6 can vertically move, and tool-electrode 5 is installed on the main tapping 6.Platform 9 is placed on the front portion of board 2.Fixed disk 7 is fixed on the platform 9, and workpiece W is installed on the fixed disk 7.Working groove 8 is located on the platform 9.Working groove 8 has four vertical sidewalls, accommodates fixed disk 7 and workpiece W.Work in-process, working groove 8 is full of by dielectricity liquid.Utilize suitable motor, platform 9 can move along X-direction, and slide 4 can move along the Y direction.
Shown in Fig. 4,5,6,7 and 8, be provided with the flat tube group body 30 of the hollow of accepting the anxious dielectricity liquid that send of quilt and in working groove 8, spraying.As Fig. 7 conclusivelyed show, flat tube group body 30 was equipped with relaying body 31, funnel 32 and manages 33.Relaying body 31 is cuboids, is fixed on the column 3 with attaching parts 3a, is positioned to than working groove 8 height.The inflow entrance 37 that connects large-diameter pipe B terminal is located at the side of relaying body 31.Square hole 38 also is located at the side of relaying body 31.The flexible pipe 39 of path inserts in the square hole 38.Before processing, in order to be full of working groove 8 with dielectricity liquid, dielectricity liquid flows to flat tube group body 30 from large-diameter pipe B.Work in-process, dielectricity liquid flows into to flat tube group body 30 from flexible pipe 39, and the dielectricity liquid that surpasses the setting liquid level of working groove 8 returns to storagetank 10.Funnel 32 has and manages 33 the same width, is installed in the lower end of relaying body 31.The area of section of funnel 32 reduces gradually towards the below.
Pipe 33 is installed in the lower end of funnel 32, is accommodated in the working groove 8.As Fig. 7 institute clearly represents, excessively make the flows maximization in order not make working groove 8 with maximizing, pipe 33 is the wide flat tubes of width.The area of section of flat tube 33 equates with large-diameter pipe B or is bigger.Flat tube 33 extends along a sidewall 81 of working groove 8.Flat tube 33 does not contact with working groove 8, even also do not interfere with each other with working groove 8 when X-direction moves at working groove 8.The lower end of flat tube 33 is positioned near the bottom surface of working groove 8.Flat tube 33 has the opening 34 towards the bottom surface of working groove 8.
As shown in Figure 6, in working groove 8, form useless space 52 and 54 and useless in fact space 56.But because pipe 33 is flat, so working groove 8 is compared with the working groove 100 among Figure 12, useless space significantly reduces.
Utilize relaying body 31 and funnel 32, dielectricity liquid can flow in different large-diameter pipe B of cross sectional shape and flat tube 33 swimmingly.Containing under the situation of big turbulent flow even flow into the dielectricity liquid of relaying body 31, also can be by flat tube 33 rectifications of funnel 32 and straight line.Its result can suppress because the generation of the bubble that causes such as splash of the liquid level in the working groove 8.
Near opening 34, the scope of the whole width of flat tube 33 is provided with a pair of interference plate 35,36. Interference plate 35,36 extends from the front and back along continuous straight runs of flat tube 33.Same interference plate 87 is installed in the inner face of sidewall 81 near opening 34.The interference plate 87 that appends is positioned at the position higher slightly than interference plate 36.Dielectricity liquid conflicts with the bottom surface of working groove 8 and rises after opening 34 ejection.This upwelling conflicts with interference plate 35,36, the expansion of dielectricity liquid along continuous straight runs.In addition, the dielectricity liquid that further rises on the next door of interference plate 36 conflicts with the interference plate 87 that appends.Like this, the pressure of upwelling is positively relaxed.Its result can suppress because the generation of the bubble that causes such as splash of liquid level.
The elastomeric element 40 of the rectangle of the inaccessible second gap 8e flatly is provided with.Elastomeric element 40 be used for relaxing effectively liquid stream pressure, water imbibition and the high sponge 40 of water penetration.As shown in Figure 9, sponge 40 is accommodated in the containing box 42, is installed in the lower end in next door 84.Containing box 40a has a plurality of openings in the bottom.Shown in the reference number C among Fig. 4, form upwelling by dielectricity liquid and fixed disk 7 side collisions that gap 8d enters second space 86 from opening 34.The pressure of this upwelling utilizes sponge 40 to obtain relaxing, and has suppressed the generation of bubble.The dielectricity liquid that conflicts with sponge 40 is towards the gap 8g that forms between sponge 40 and sidewall 82,83.
With reference to Figure 10 and 11, another example of working groove 30 is described.Shown in Figure 10 (a), the interference plate that append 88 the same with interference plate 87 is installed on also can next door 84 in first space 85.Interference plate 88 is positioned at the position higher slightly than interference plate 35.The dielectricity liquid that rises on interference plate 35 next doors conflicts with the interference plate 88 that appends, and the pressure of upwelling is relaxed.Shown in Figure 10 (b), also can replace interference plate 87,88,35,36, four sponges 44 are set.Shown in Figure 10 (c), the sponge of appending 46 also can be located on the bottom surface of working groove 8 opposite to each other with opening 34.
In addition, shown in Figure 11 (a), the sponge of appending 48 also can be installed in the side of fixed disk 7 opposite to each other with the first gap 8d.The dielectricity liquid that flows by interference plate 35,36 along continuous straight runs conflicts with sponge 48.In addition, shown in Figure 11 (b), at the pressure of the upwelling of dielectricity liquid hour, also can replace sponge 40, the interference plate 89 of the inaccessible second gap 8e is set.
According to the present invention, can in the working groove of electric discharge device, suppress the generation of bubble, realize stable discharge processing.
Claims (18)
1. electric discharge device, be equipped with: the working groove of accommodating working substance, being full of by dielectricity liquid, reclaim the storagetank of the dielectricity liquid of described working groove, storage is sent groove and is sent groove to the anxious large-diameter pipe that send of described working groove from described urgency dielectricity liquid from the urgency of the dielectricity liquid that described storagetank drinks up; It is characterized in that the pressure that is equipped with relaxing from the anxious pressure of delivering to the dielectricity liquid of described working groove of described large-diameter pipe relaxes mechanism.
2. electric discharge device as claimed in claim 1 is characterized in that, described pressure relaxes mechanism and is and the anxious interference plate that flows and be provided with opposite to each other of being delivered to the dielectricity liquid of described working groove of quilt.
3. electric discharge device as claimed in claim 1 is characterized in that, described pressure relaxes mechanism and is and the anxious sponge of flowing and being provided with opposite to each other of being delivered to the dielectricity liquid of described working groove of quilt.
4. electric discharge device, be equipped with: the working groove of accommodating working substance, being full of by dielectricity liquid, reclaim the storagetank of the dielectricity liquid of described working groove, storage is sent groove and is sent groove to the anxious large-diameter pipe that send of described working groove from described urgency dielectricity liquid from the urgency of the dielectricity liquid that described storagetank drinks up; It is characterized in that, be equipped with flat tube, this flat tube ejection, is accommodated in the described working groove to the anxious dielectricity liquid that send of described working groove non-contactly from described large-diameter pipe.
5. electric discharge device as claimed in claim 4 is characterized in that described flat tube has opening, and this opening extends along a vertical sidewall of described working groove, towards the bottom surface of described working groove.
6. electric discharge device as claimed in claim 5 is characterized in that, is equipped with sponge, and this sponge is located on the bottom surface of described working groove opposite to each other with the dielectricity liquid that sprays from described opening.
7. electric discharge device as claimed in claim 5 is characterized in that, is equipped with sponge, and this sponge is located on the described flat tube opposite to each other with the dielectricity liquid that rises that conflicts by the bottom surface of following described working groove.
8. electric discharge device as claimed in claim 5 is characterized in that, is equipped with sponge, and this sponge is located on the described sidewall opposite to each other with the dielectricity liquid that rises that conflicts by the bottom surface of following described working groove.
9. electric discharge device as claimed in claim 5 is characterized in that, is equipped with interference plate, and this interference plate is located on the described flat tube opposite to each other with the dielectricity liquid that rises that conflicts by the bottom surface of following described working groove.
10. electric discharge device as claimed in claim 5 is characterized in that, is equipped with interference plate, and this interference plate is located on the described sidewall opposite to each other with the dielectricity liquid that rises that conflicts by the bottom surface of following described working groove.
11. electric discharge device as claimed in claim 4 is characterized in that, the area of section of described flat tube is identical with described large-diameter pipe or bigger.
12. electric discharge device as claimed in claim 4 is characterized in that, is equipped with the funnel that area of section reduces gradually towards the below, described flat tube is installed in the lower end of described funnel.
13. electric discharge device as claimed in claim 4 is characterized in that, is equipped with the next door, this next door is separated into first space of taking in described flat tube and second space that disposes described workpiece with the space in the described working groove.
14. electric discharge device as claimed in claim 13 is characterized in that, is equipped with sponge, this sponge is arranged on the described next door opposite to each other with the dielectricity liquid that rises that conflicts by the bottom surface of following described working groove.
15. electric discharge device as claimed in claim 13 is characterized in that, is equipped with interference plate, this interference plate is arranged on the described next door opposite to each other with the dielectricity liquid that rises that conflicts by the bottom surface of following described working groove.
16. electric discharge device as claimed in claim 13 is characterized in that, is formed with first gap between the bottom surface of the lower end in described next door and described working groove, is equipped with the sponge that is provided with opposite to each other with described first gap.
17. electric discharge device as claimed in claim 16 is characterized in that, is equipped with: be housed in the described working groove, the fixed disk of described workpiece is installed, and will be formed on the sponge of the second gap obturation between described next door and the described fixed disk.
18. electric discharge device as claimed in claim 16 is characterized in that, is equipped with: be housed in the described working groove, the fixed disk of described workpiece is installed, and will be formed on the interference plate of the second gap obturation between described next door and the described fixed disk.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-267437 | 2006-09-29 | ||
| JP2006267437 | 2006-09-29 | ||
| JP2006267437A JP4447591B2 (en) | 2006-09-29 | 2006-09-29 | EDM machine |
| JP2006277324A JP4403163B2 (en) | 2006-10-11 | 2006-10-11 | EDM machine |
| JP2006-277324 | 2006-10-11 | ||
| JP2006277324 | 2006-10-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101152678A true CN101152678A (en) | 2008-04-02 |
| CN101152678B CN101152678B (en) | 2012-08-29 |
Family
ID=39254681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101529718A Active CN101152678B (en) | 2006-09-29 | 2007-09-29 | Discharge processor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4447591B2 (en) |
| CN (1) | CN101152678B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601470A (en) * | 2012-03-21 | 2012-07-25 | 南京航空航天大学 | Method for improving stability of electrolytic machining process of tube electrode |
| CN103506720A (en) * | 2012-06-20 | 2014-01-15 | 佳能市场营销日本株式会社 | Wire electrical discharge machining apparatus, wire electrical discharge machining method, and work |
-
2006
- 2006-09-29 JP JP2006267437A patent/JP4447591B2/en active Active
-
2007
- 2007-09-29 CN CN2007101529718A patent/CN101152678B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601470A (en) * | 2012-03-21 | 2012-07-25 | 南京航空航天大学 | Method for improving stability of electrolytic machining process of tube electrode |
| CN103506720A (en) * | 2012-06-20 | 2014-01-15 | 佳能市场营销日本株式会社 | Wire electrical discharge machining apparatus, wire electrical discharge machining method, and work |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101152678B (en) | 2012-08-29 |
| JP2008087078A (en) | 2008-04-17 |
| JP4447591B2 (en) | 2010-04-07 |
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