CN102794518A - Electrode guider - Google Patents
Electrode guider Download PDFInfo
- Publication number
- CN102794518A CN102794518A CN2011101370708A CN201110137070A CN102794518A CN 102794518 A CN102794518 A CN 102794518A CN 2011101370708 A CN2011101370708 A CN 2011101370708A CN 201110137070 A CN201110137070 A CN 201110137070A CN 102794518 A CN102794518 A CN 102794518A
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- steel ball
- electrode
- jewel
- outer ring
- guiding
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Abstract
The invention discloses an electrode guider, which is used for guiding an electrode wire and comprises a guiding base, a movable body and a plurality of guiding clamping jaws which are uniformly distributed inside the guiding base. A center hole is arranged on the guiding base; a steel ball is arranged inside the movable body; each guiding clamping jaw comprises a gem located inside the center hole and a gem fixing jaw for mounting and fixing the gem; a circumscribed cylinder commonly tangent outside all gems is arranged inside the center hole; the circumscribed cylinder is a channel of the electrode wire; and each gem fixing jaw is provided with an inclined groove for movement of a steel ball, and the steel ball presses against the gem fixing jaw to move in a radial direction when moving, so that the diameter of the circumscribed cylinder is changed. According to the electrode guider provided by the invention, the diameter of the circumscribed cylinder can be adjusted by radially moving the guiding clamping jaws, so that electrodes with different wire diameters can be guided.
Description
Technical field
The present invention is relevant a kind of electrode guider, relates in particular to a kind of electrode guider of electric spark small hole processing of variable-diameter.
Background technology
Used electrode guider is to realize the guiding of machined electrode and the function of local alignment during electric-spark drilling machined aperture, guarantees the critical component of stable processing.The structure of present employed guider mostly is cylindrical guider.The interval is inlaid with three jewel guide pillars for 120 ° on the through hole hole wall of said cylindrical guider matrix, is formed with in the through hole of said guider matrix and three tangent circumcircles of jewel post cylindrical, and said circumcircle is the pilot hole of wire electrode.But the guider of this kind structure can only lead for the wire electrode in corresponding silk footpath, and for example the guider of 1mm can only be the wire electrode guiding of 1mm for corresponding silk footpath.Use the wire electrode of other diameters just to need to change guider like needs, so, caused certain wasting of resources.
Therefore, to above-mentioned technical problem, be necessary to provide a kind of structure improved electrode guider that has, to overcome above-mentioned defective.
Summary of the invention
In view of this, the present invention provides a kind of electrode guider, through moving radially of guiding jaw, thus the adjusting of realization circumscribed cylinder diameter, and then can lead for the wire electrodes in different silks footpath.
For realizing above-mentioned purpose, the present invention provides following technical scheme:
A kind of electrode guider is used to the wire electrode that leads, and it comprises guide base, moving body and evenly is arranged in the some guiding jaws in the guide base; Said guide base is provided with centre bore; Be provided with steel ball in the said moving body, the jewel fixed claw that said guiding jaw comprises the jewel that is positioned at centre bore and is used to install and fix jewel is provided with a circumscribed cylinder of cutting with all jewel granddads in the said centre bore; Said circumscribed cylinder is the passage of wire electrode; Said jewel fixed claw is provided with the skewed slot that supplies the steel ball motion, and said steel ball compresses the jewel fixed claw when moving and radially moves, and changes the diameter of circumscribed cylinder.
Preferably, in above-mentioned electrode guider, said some guiding jaws are to move simultaneously, and the diameter of said circumscribed cylinder is along with jewel fixed claw amount of exercise radially changes and changes.
Preferably, in above-mentioned electrode guider, said guide base is provided with the gathering sill of evenly arranging, and said guiding jaw is installed in the gathering sill.
Preferably, in above-mentioned electrode guider, the axis conllinear of the axis of said circumscribed cylinder and centre bore.
Preferably, in above-mentioned electrode guider, said skewed slot tilts away from the centre bore axis along the direction of advance of steel ball, and the distance between said skewed slot center line and the centre bore axis is increasing along the direction of advance of steel ball.
Preferably, in above-mentioned electrode guider, but also comprise the outer ring that rotate in the original place that cooperates with moving body, said moving body moves relative to the outer ring when pirouette is moving in the outer ring vertically, thereby the drive steel ball moves in skewed slot vertically.
Preferably, in above-mentioned electrode guider, be threaded engagement between said outer ring and the moving body.
Preferably, in above-mentioned electrode guider, also comprise fixed cap and fixed cap is fixed on the guide base to prevent the bolt of outer ring along its axially-movable.
Preferably, in above-mentioned electrode guider, said guide base is provided with a holddown groove, and said outer ring is located in the holddown groove.
Preferably, in above-mentioned electrode guider, said moving body also comprises main part, the motion block that links to each other with main part and the steel ball retainer that is used to install steel ball, and said steel ball retainer is fixed on the motion block.
Can find out that from technique scheme the embodiment of the invention moves radially through the guiding jaw, thereby realize the adjusting of circumscribed cylinder diameter, and then can lead for the wire electrode in different silks footpath.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of electrode guider of the present invention;
Fig. 2 is the structural representation of the guiding jaw in the electrode guider of the present invention;
Fig. 3 is the structural representation of the moving body in the electrode guider of the present invention;
Fig. 4 is the structural representation of the guide base in the electrode guider of the present invention.
The specific embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out detailed description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope that the present invention protects.
The invention discloses a kind of electrode guider, can lead for the wire electrode in different silks footpath.
See also Fig. 1 to shown in Figure 4; Said electrode guider is used to the wire electrode that leads, but it comprises outer ring 3, guide base 4, the moving body 5 that cooperates with outer ring 3 that rotate in bolt 1, fixed cap 2 original places and evenly is arranged in three guiding jaws in the guide base 4.In this embodiment, said guiding jaw is three, certainly in other embodiments, also not exclusively is confined to three according to concrete utilization.
See also shown in Figure 1ly, said bolt 1 is fixed on the guide base 4 fixed cap 2 to prevent that outer ring 3 is along its axially-movable.Said bolt 1 comprises three, and the interval evenly is arranged on the guide base 4 for 120 °.
See also shown in Figure 1, but said outer ring 3 is cylindric and original place rotation.The original place rotation of said outer ring 3 can drive moving body 5 relative outer rings 3 and move axially.
See also Fig. 1 and shown in Figure 4, said guide base 4 is provided with centre bore.Said guide base 4 also is provided with a holddown groove 41 and three gathering sills of evenly arranging.Said outer ring 3 is located in the holddown groove 41.Said guiding jaw is installed in the gathering sill.Said guide base 4 is provided with lubrication groove 10; Lubricating oil is put in the lubrication groove 10 can lubricate outer ring 3, when rotating stuck phenomenon takes place to prevent outer ring 3, guarantees the normal use of electrode guider; And reduced the friction between the parts, improved the precision of guiding.
See also Fig. 1 and shown in Figure 3, said moving body 5 comprises main part 51, the motion block 52 that links to each other with main part 51, steel ball 8 and the steel ball retainer 9 that is used to install steel ball 8.Said steel ball 8 is fixed on the steel ball retainer 9.Said steel ball retainer 9 is fixed on the motion block 52.Said moving body 5 can be relative to the outer ring when rotate in 3 original places in the outer ring 3 moves vertically, and then makes steel ball 8 in the jaw that leads, move.In this embodiment, the direction along the moving body axial-movement is a direction of advance from original position to define steel ball 8, and opposite steel ball 8 is a direction of retreat from an exercise end towards the original position travel direction.Between said moving body 5 and the outer ring 3 is threaded engagement.In this embodiment, said steel ball retainer 9 is plastic materials, and said main part 51 and steel ball 8 are all metal material.In this embodiment; Between said moving body 5 and the outer ring 3 is threaded engagement; Certainly in other embodiments, can adopt cooperating of cam and cam path, be about to outer ring 3 and be designed to cam path with curve; Moving body 5 is designed to strap cam, and said moving body 5 links to each other with outer ring 3 and can realize relatively rotating.This scheme moves the diameter that just can realize circumscribed cylinder (holding the back details) through moving body 5 and changes in cam path, the friction of comparing in the threaded engagement can decrease, and has improved the precision of guider.
See also Fig. 1 and shown in Figure 2, said guiding jaw comprises jewel 7 that is positioned at centre bore and the jewel fixed claw 6 that is used to install and fix jewel 7.Said jewel 7 is column type and is embedded in the jewel fixed claw 6, forms a circumscribed cylinder tangent with all jewels 7 in the said centre bore.Said circumscribed cylinder is the passage of wire electrode.The axis conllinear of the axis of said circumscribed cylinder and centre bore.Said jewel fixed claw 6 is provided with the skewed slot that supplies steel ball 8 motions, and said skewed slot tilts away from the centre bore axis along the direction of advance of steel ball 8, and the distance between said skewed slot center line and the centre bore axis is increasing along the direction of advance of steel ball 8.Because the gradient of skewed slot; Said steel ball 8 can compress jewel fixed claw 6 when moving; And along with moving body 5 continue move axially, radially move towards centre bore axis direction so steel ball 8 orders about jewel fixed claw 6, because the diameter of circumscribed cylinder is to receive jewel 7 control; And jewel 7 is fixed on the jewel fixed claw 6; So the radial motion of jewel fixed claw 6 can make jewel 7 radially move equally, and then the diameter of change circumscribed cylinder, make the electrode guider to lead for the wire electrode of other diameters.In this embodiment, said three guiding jaws are to move simultaneously, and promptly jewel 7 is to move simultaneously, so is provided with, and the diameter that effectively guarantees said circumscribed cylinder is along with jewel fixed claw 6 amount of exercise radially changes and changes.
In this embodiment, the diameter of said circumscribed cylinder along with jewel fixed claw 6 under the compressing of steel ball 8 radially towards centre bore axis direction more and more near and become more and more littler.So be provided with, control moving radially of guiding jaw, thereby realize the adjusting of the diameter of circumscribed cylinder, and then can lead for the wire electrode in different silks footpath through the back and forth movement of steel ball 8 in skewed slot.And, change the diameter of circumscribed cylinder through adopting this simple and efficient way, the claw of said jewel fixed claw 6 can clamping the jewel 7 of minor diameter more, thereby realize and can lead for the wire electrode of guiding diameter less than 0.3mm.In this embodiment, said jewel fixed claw 6 can adopt stainless steel.Said jewel 7 can adopt sapphire, ruby, glass bar or quartz or the like.
Operation principle of the present invention: through turn outer ring 3; Rotate in 3 original places, outer ring, makes the moving body 5 that is threaded with outer ring 3 move vertically with respect to outer ring 3, and the steel ball 8 on the said moving body 5 is done to come and go in the skewed slot of jewel fixed claw 6 and moved; Because this skewed slot tilts away from the centre bore axis along the direction of motion of steel ball 8; Distance between said skewed slot center line and the centre bore axis is increasing along the direction of motion of steel ball 8, so steel ball 8 athletic meeting in skewed slot compresses jewel fixed claw 6 gradually, makes jewel fixed claw 6 radially move towards centre bore axis direction; And then mobile the radially round of guiding jaw that just change into that come and go of moving body 5 moves; Can control the diameter with the tangent circumscribed cylinder of all jewels 7 with this, because three guiding jaws are to move simultaneously, thereby by the round axially-movable of moving body 5; Make to become big with three tangent diameter of a circles of jewel 7 cylindricals or diminish, realized the change guided diameter function of guider.
Electrode guider of the present invention is easy to manufacture, guiding accuracy is high, and can lead for the lead wire electrode of diameter of difference.Electrode guider of the present invention is provided with graduation apparatus on outer ring 3; On guide base 4, be provided with groove; Each scale value on the graduation apparatus has been represented the diameter of corresponding iontophoresis electrode silk, and each scale value has groove corresponding with it, during rotation outer ring 3; Scale value on the outer ring 3 is with after corresponding groove is corresponding, and expression can be inserted the wire electrode of corresponding scale value diameter.
Electrode guider of the present invention designs an inclination on jewel fixed claw 6 skewed slot supplies steel ball 8 motions; Can compress jewel fixed claw 6 during steel ball 8 motions; And along with moving body 5 continue move axially, radially move towards centre bore axis direction so steel ball 8 orders about jewel fixed claw 6, because the diameter of circumscribed cylinder is to receive jewel 7 control; And jewel 7 is fixed on the jewel fixed claw 6; So the radial motion of jewel fixed claw 6 can make jewel 7 radially move equally, and then the diameter of change circumscribed cylinder, make the electrode guider to lead for the wire electrode of other diameters.
The diameter of the circumscribed cylinder of electrode guider of the present invention along with jewel fixed claw 6 under the compressing of steel ball 8 radially towards centre bore axis direction more and more near and become more and more littler.So be provided with, control moving radially of guiding jaw, thereby realize the adjusting of the diameter of circumscribed cylinder, and then can lead for the wire electrode in different silks footpath through the back and forth movement of steel ball 8 in skewed slot.And, change the diameter of circumscribed cylinder through adopting this simple and efficient way, the claw of said jewel fixed claw 6 can clamping the jewel 7 of minor diameter more, thereby realize and can lead for the wire electrode of guiding diameter less than 0.3mm.
Electrode guider of the present invention is provided with lubrication groove 10; Lubricating oil is put in the lubrication groove 10 can lubricate outer ring 3, when rotating stuck phenomenon takes place to prevent outer ring 3, guarantees the normal use of electrode guider; And reduced the friction between the parts, improved the precision of guiding
Electrode guider of the present invention is fixed on fixed cap 2 on the guide base 4 through bolt 1 is set, and so is provided with and can prevents that outer ring 3 is along its axially-movable.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. electrode guider; Be used to the wire electrode that leads, it is characterized in that, comprise guide base (4), moving body (5) and evenly be arranged in the some guiding jaws in the guide base (4); Said guide base (4) is provided with centre bore; Be provided with steel ball (8) in the said moving body (5), said guiding jaw comprises jewel (7) that is positioned at centre bore and the jewel fixed claw (6) that is used to install and fix jewel (7), is provided with a circumscribed cylinder of cutting with all jewels (7) granddad in the said centre bore; Said circumscribed cylinder is the passage of wire electrode; Said jewel fixed claw (6) is provided with the skewed slot that supplies steel ball (8) motion, compresses jewel fixed claw (6) during said steel ball (8) motion and radially moves, and changes the diameter of circumscribed cylinder.
2. electrode guider according to claim 1 is characterized in that, said some guiding jaws are to move simultaneously, and the diameter of said circumscribed cylinder is along with jewel fixed claw (6) amount of exercise radially changes and changes.
3. electrode guider according to claim 1 is characterized in that, said guide base (4) is provided with the gathering sill of evenly arranging, and said guiding jaw is installed in the gathering sill.
4. electrode guider according to claim 1 is characterized in that, the axis conllinear of the axis of said circumscribed cylinder and centre bore.
5. electrode guider according to claim 1 is characterized in that, said skewed slot tilts away from the centre bore axis along the direction of advance of steel ball, and the distance between said skewed slot center line and the centre bore axis is increasing along the direction of advance of steel ball.
6. electrode guider according to claim 1; It is characterized in that; Also comprise with moving body (5) but the outer ring (3) that rotates in the original place that cooperates, said moving body (5) when rotate in (3) original place in the outer ring relative to the outer ring (3) move vertically, thereby drive steel ball (8) moves in skewed slot vertically.
7. electrode guider according to claim 6 is characterized in that, is threaded engagement between said outer ring (3) and the moving body (5).
8. electrode guider according to claim 6 is characterized in that, also comprises fixed cap (2) and fixed cap (2) is fixed on guide base (4) going up to prevent the bolt (1) of outer ring (3) along its axially-movable.
9. electrode guider according to claim 6 is characterized in that, said guide base (4) is provided with a holddown groove (41), and said outer ring (3) are located in the holddown groove (41).
10. electrode guider according to claim 1; It is characterized in that; Said moving body (5) also comprises main part (51), the motion block (52) that links to each other with main part (51) and the steel ball retainer (9) that is used to install steel ball (8), and said steel ball retainer (9) is fixed on the motion block (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110137070.8A CN102794518B (en) | 2011-05-25 | 2011-05-25 | electrode guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110137070.8A CN102794518B (en) | 2011-05-25 | 2011-05-25 | electrode guider |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102794518A true CN102794518A (en) | 2012-11-28 |
| CN102794518B CN102794518B (en) | 2015-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110137070.8A Expired - Fee Related CN102794518B (en) | 2011-05-25 | 2011-05-25 | electrode guider |
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| Country | Link |
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| CN (1) | CN102794518B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149709A (en) * | 2015-10-12 | 2015-12-16 | 天津瑞福天科模具有限公司 | Electrode regulating fixture |
| CN105382361A (en) * | 2015-11-30 | 2016-03-09 | 苏州市汇峰机械设备有限公司 | Guider for molybdenum wire |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0191146A2 (en) * | 1984-11-16 | 1986-08-20 | Mitsubishi Denki Kabushiki Kaisha | Wire guide device for electrical-discharge machining, and discharge-machining apparatus including such a device |
| US5214260A (en) * | 1991-04-03 | 1993-05-25 | Fort Wayne Wire Die, Inc. | Electrical discharge machine wire electrode guiding device |
| WO1994029060A1 (en) * | 1993-06-16 | 1994-12-22 | Basix Technologies Ltd. | Current pickup indexing apparatus |
| CN100591453C (en) * | 2005-04-01 | 2010-02-24 | 罗伯特·博世有限公司 | Mechanical electrode guide for use in spark erosion machining |
| CN202180271U (en) * | 2011-05-25 | 2012-04-04 | 苏州大学 | Electrode guider |
-
2011
- 2011-05-25 CN CN201110137070.8A patent/CN102794518B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0191146A2 (en) * | 1984-11-16 | 1986-08-20 | Mitsubishi Denki Kabushiki Kaisha | Wire guide device for electrical-discharge machining, and discharge-machining apparatus including such a device |
| US5214260A (en) * | 1991-04-03 | 1993-05-25 | Fort Wayne Wire Die, Inc. | Electrical discharge machine wire electrode guiding device |
| WO1994029060A1 (en) * | 1993-06-16 | 1994-12-22 | Basix Technologies Ltd. | Current pickup indexing apparatus |
| CN100591453C (en) * | 2005-04-01 | 2010-02-24 | 罗伯特·博世有限公司 | Mechanical electrode guide for use in spark erosion machining |
| CN202180271U (en) * | 2011-05-25 | 2012-04-04 | 苏州大学 | Electrode guider |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149709A (en) * | 2015-10-12 | 2015-12-16 | 天津瑞福天科模具有限公司 | Electrode regulating fixture |
| CN105382361A (en) * | 2015-11-30 | 2016-03-09 | 苏州市汇峰机械设备有限公司 | Guider for molybdenum wire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102794518B (en) | 2015-09-30 |
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Granted publication date: 20150930 Termination date: 20180525 |
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| CF01 | Termination of patent right due to non-payment of annual fee |