CN102284755A - Fine electrode wire guiding and clamping module of electric spark spray hole processing machine tool - Google Patents
Fine electrode wire guiding and clamping module of electric spark spray hole processing machine tool Download PDFInfo
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- CN102284755A CN102284755A CN2011102412623A CN201110241262A CN102284755A CN 102284755 A CN102284755 A CN 102284755A CN 2011102412623 A CN2011102412623 A CN 2011102412623A CN 201110241262 A CN201110241262 A CN 201110241262A CN 102284755 A CN102284755 A CN 102284755A
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- pressing block
- electric spark
- thread pressing
- seal wire
- silk
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Abstract
The invention relates to a fine electrode wire guiding and clamping module of an electric spark spray hole processing machine tool, which comprises a wire pressing block and a conductive block. The fine electrode wire guiding and clamping module is characterized in that the conductive block is provided with a wire guiding slot for guiding an electrode wire, and the wire pressing block is provided with a wire pressing convex block matched with the wire guiding slot. Since the conductive block is provided with the wire guiding slot for guiding the electrode wire, the electrode wire guiding space can be limited effectively, the deflection or inclination of the electrode wire can be reduced, the electrode wire clamping stability and the excitation processing efficiency can be improved, the service lives of the wire guiding slot and other key parts can be prolonged, and the processing reliability can be improved.
Description
Technical field
The present invention relates to a kind of electric spark spray orifice machining tool, the micro-electrode silk that especially the relates to a kind of electric spark spray orifice machining tool wired module that leads.
Background technology
In electric spark spray orifice process, the exciting transmission is the key that influences working (machining) efficiency, and transmit the center uniformity that exciting efficiency mainly is often to open clip, the wired module of normally closed guiding and ceramic wire guiding nipple three, the function of the wired module that leads mainly is the meticulous guiding of auxiliary exciting feeding and wire electrode.The wired module that leads is used to limit the guide space of wire electrode, guarantees the clamping stability and the exciting working (machining) efficiency of wire electrode.As shown in Figure 1, 2, thread pressing block 1 ' and conducting block 2 ' between by a plane compress wire electrode 3 ', and only 8 millimeters of silk pressing length, therefore in electric spark spray orifice process, very easily cause wire electrode 3 ' skew or deflection, make wire electrode 3 ' and produce bigger resistance, thereby reduce the exciting working (machining) efficiency with guider generation deflection.
Summary of the invention
The applicant is at above-mentioned problem, carry out research and improved, a kind of micro-electrode silk of the electric spark spray orifice machining tool wired module that leads is provided, effectively limited the guide space of wire electrode, reduce the skew or the deflection of wire electrode, improve the clamping stability and the exciting working (machining) efficiency of wire electrode.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of micro-electrode silk of electric spark spray orifice machining tool wired module that leads comprises thread pressing block and conducting block, and described conducting block is provided with the seal wire groove that is used for the wire electrode guiding, and described thread pressing block is provided with the silk pressing projection that cooperates with described seal wire groove.
Further:
Described conducting block is provided with the thread pressing block guide groove, and described thread pressing block slides in the described thread pressing block guide groove, and described thread pressing block guide groove is parallel with described seal wire groove.
The bottom surface of described thread pressing block guide groove and the bottom surface of described thread pressing block are identical " V " type, leave the gap between the bottom surface of described thread pressing block guide groove and the bottom surface of described thread pressing block.
The width of described seal wire groove is at 0.5 ~ 1.2 millimeter.
The width of described seal wire groove is 0.8 millimeter.
The cooperation silk pressing length of described seal wire groove and described silk pressing projection is not less than 25 millimeters.
The bottom surface roughness of described seal wire groove is not higher than 3.2.
Technique effect of the present invention is:
The micro-electrode silk of a kind of electric spark spray orifice machining tool disclosed by the invention wired module that leads, on conducting block, be set to the seal wire groove of wire electrode guiding, effectively limit the guide space of wire electrode, reduce the skew or the deflection of wire electrode, improve the clamping stability and the exciting working (machining) efficiency of wire electrode, prolong the service life of key components and parts such as seal wire groove, and improve the reliability of processing.
Description of drawings
Fig. 1 is the wired modular structure schematic diagram of micro-electrode silk in the prior art.
Fig. 2 is the cutaway view at the A-A place of Fig. 1.
Fig. 3 is a structural representation of the present invention.
Fig. 4 is the cutaway view at the B-B place of Fig. 3.
Fig. 5 separates schematic diagram for the lead partial general view of wired module of the electromagnetic exciting of spray orifice machining tool and wire electrode.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.
Shown in Fig. 3,4, the present invention includes thread pressing block 1 and conducting block 2, conducting block 2 is provided with seal wire groove 201, seal wire groove 201 is used for hold electrodes silk 3 and is wire electrode 3 guiding, thread pressing block 1 is provided with the silk pressing projection 101 that cooperates with seal wire groove 201, the silk pressing projection 101 of thread pressing block 1 is pressed on wire electrode 3 in the seal wire groove 201, and silk pressing projection 101 can be done level and smooth moving in seal wire groove 201.Conducting block 2 is provided with thread pressing block guide groove 203, and thread pressing block 1 slides in the thread pressing block guide groove 203, and thread pressing block guide groove 203 is parallel with seal wire groove 201, can avoid silk pressing projection 101 stressed and damage like this.The bottom surface 202 of thread pressing block guide groove 203 and the bottom surface 102 of thread pressing block 1 are identical " V " type, leave the gap between the bottom surface 202 of thread pressing block guide groove 203 and the bottom surface 102 of thread pressing block 1, guarantee that wire electrode 3 is pressed between seal wire groove 201 and the silk pressing projection 101.For making wire electrode 3 position in seal wire groove 201 keep stable, bottom surface 204 roughness of seal wire groove 201 are not higher than 3.2.For guaranteeing the guiding accuracy of wire electrode 3, usually the width C of seal wire groove 201 is between 0.7 ~ 1.3 millimeter, the cooperation silk pressing length D of seal wire groove 201 and silk pressing projection 101 is not less than 25 millimeters, in the present embodiment, the diameter of wire electrode 3 is 0.2 millimeter, the width C of seal wire groove 201 is 0.8 millimeter, and the cooperation silk pressing length D of seal wire groove 201 and silk pressing projection 101 is 30 millimeters, and the degree of depth of seal wire groove 201 is about 1 millimeter.
In the present embodiment, thread pressing block 1 is made by vinyon, conducting block 2 adopts the abrasion-proof stainless steel material, precision-fit and energy flexible motion between the seal wire groove 201 on the conducting block 2 and the silk pressing projection 101 of thread pressing block 1, wire electrode 3 is limited in the seal wire groove 201, seal wire groove 201 length reach 30 millimeters can guarantee enough frictional force transmission excitings, has realized the meticulous guide function to wire electrode 3.
In actual use, as shown in Figure 5, the silk pressing module is bonded by strong rubber by thread pressing block 1 and pure iron magnetic inductive block 4, the motion of thread pressing block 1 is by sucked type electromagnet 6 controls that are fixed on the framework 5, sucked type electromagnet 6 gets electric adhesive magnetic inductive block 4 drive silk pressing modules and opens, the range of movement of thread pressing block 1 is limited in 0.5 mm distance, and be close-fitting between thread pressing block 1 and the conducting block 2, so just guaranteed the stability of wired process, in the seal wire groove 201 of wire electrode 3 on conducting block 2, wire electrode 3 is limited in the space of seal wire groove 201 and silk pressing projection 101 formations, makes it to locate more accurately and clamping.Conducting block 2 and ceramic insulation piece 7, use strong rubber bonding between exciting magnetic inductive block 8 threes, form exciting clip shock module, produce the high-frequency commutating field by single coil excitement 13, the matsurface of seal wire groove 201 bottom surfaces of conducting block 2 makes wire electrode 3 have enough frictional force (in the wired process relative motion can not be arranged in being held the process of processing, otherwise can influence the accuracy of hole working depth), shock module is connected to spring 9 by in the two symmetrical groups with the silk pressing module, what rely in wired process that the pulling force of spring 9 makes that these two modules can be stable clamps wire electrode 3, more than several module combinations become a complete normally closed clip, possessed vibrations of transmitting and wired guide function, normally closed clip combination back by about two be with flexible steel disc 10 to be fixed on the framework 5 by insulation spacer 11 and screw 12.
The present invention is specially adapted to the processing in minute aperture and back taper hole.
Claims (7)
1. the micro-electrode silk of an electric spark spray orifice machining tool wired module that leads, comprise thread pressing block and conducting block, it is characterized in that: described conducting block is provided with the seal wire groove that is used for the wire electrode guiding, and described thread pressing block is provided with the silk pressing projection that cooperates with described seal wire groove.
2. according to the micro-electrode silk of the described electric spark spray orifice of the claim 1 machining tool wired module that leads, it is characterized in that: described conducting block is provided with the thread pressing block guide groove, described thread pressing block slides in the described thread pressing block guide groove, and described thread pressing block guide groove is parallel with described seal wire groove.
3. according to the micro-electrode silk of the described electric spark spray orifice of the claim 2 machining tool wired module that leads, it is characterized in that: the bottom surface of described thread pressing block guide groove and the bottom surface of described thread pressing block are identical " V " type, leave the gap between the bottom surface of described thread pressing block guide groove and the bottom surface of described thread pressing block.
4. according to the micro-electrode silk of each described electric spark spray orifice machining tool of claim 1 to the 3 wired module that leads, it is characterized in that: the width of described seal wire groove is at 0.5 ~ 1.2 millimeter.
5. according to the micro-electrode silk of the described electric spark spray orifice of the claim 4 machining tool wired module that leads, it is characterized in that: the width of described seal wire groove is 0.8 millimeter.
6. according to the micro-electrode silk of each described electric spark spray orifice machining tool of claim 1 to the 3 wired module that leads, it is characterized in that: the cooperation silk pressing length of described seal wire groove and described silk pressing projection is not less than 25 millimeters.
7. according to the micro-electrode silk of each described electric spark spray orifice machining tool of claim 1 to the 3 wired module that leads, it is characterized in that: the bottom surface roughness of described seal wire groove is not higher than 3.2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102412623A CN102284755A (en) | 2011-08-22 | 2011-08-22 | Fine electrode wire guiding and clamping module of electric spark spray hole processing machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102412623A CN102284755A (en) | 2011-08-22 | 2011-08-22 | Fine electrode wire guiding and clamping module of electric spark spray hole processing machine tool |
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| CN102284755A true CN102284755A (en) | 2011-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102412623A Pending CN102284755A (en) | 2011-08-22 | 2011-08-22 | Fine electrode wire guiding and clamping module of electric spark spray hole processing machine tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615366A (en) * | 2012-04-13 | 2012-08-01 | 苏州市宝玛数控设备有限公司 | Separable type guide wire device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2766996B2 (en) * | 1989-11-07 | 1998-06-18 | 株式会社ソディック | Guide device for wire electrode |
| CN101318244A (en) * | 2008-05-22 | 2008-12-10 | 清华大学 | Superfine back taper hole spark-erosion machining electrode movement guide mechanism |
| CN101362236B (en) * | 2008-05-19 | 2010-06-09 | 清华大学 | Micro electrode filament feeding guide mechanism for processing micro electric spark |
| CN102059417A (en) * | 2010-11-30 | 2011-05-18 | 广东轻工职业技术学院 | Electrode and machine tool dedicated for combined machining of electric spark shaping of inner round bore and elastic honing |
| CN202219362U (en) * | 2011-08-22 | 2012-05-16 | 无锡微研有限公司 | Fine wire electrode guiding wire electrode clamping die block for electric spark spray orifice processing tool |
-
2011
- 2011-08-22 CN CN2011102412623A patent/CN102284755A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2766996B2 (en) * | 1989-11-07 | 1998-06-18 | 株式会社ソディック | Guide device for wire electrode |
| CN101362236B (en) * | 2008-05-19 | 2010-06-09 | 清华大学 | Micro electrode filament feeding guide mechanism for processing micro electric spark |
| CN101318244A (en) * | 2008-05-22 | 2008-12-10 | 清华大学 | Superfine back taper hole spark-erosion machining electrode movement guide mechanism |
| CN102059417A (en) * | 2010-11-30 | 2011-05-18 | 广东轻工职业技术学院 | Electrode and machine tool dedicated for combined machining of electric spark shaping of inner round bore and elastic honing |
| CN202219362U (en) * | 2011-08-22 | 2012-05-16 | 无锡微研有限公司 | Fine wire electrode guiding wire electrode clamping die block for electric spark spray orifice processing tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615366A (en) * | 2012-04-13 | 2012-08-01 | 苏州市宝玛数控设备有限公司 | Separable type guide wire device |
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Application publication date: 20111221 |