CN102151922A - Device and method for quickly manufacturing bundled forming electrode profile - Google Patents
Device and method for quickly manufacturing bundled forming electrode profile Download PDFInfo
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- CN102151922A CN102151922A CN 201010618375 CN201010618375A CN102151922A CN 102151922 A CN102151922 A CN 102151922A CN 201010618375 CN201010618375 CN 201010618375 CN 201010618375 A CN201010618375 A CN 201010618375A CN 102151922 A CN102151922 A CN 102151922A
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Abstract
The invention provides a device and a method for quickly manufacturing a bundled forming electrode profile, and belongs to the technical field of electric spark processing. The device comprises a fastening hose clamp, an electrode jacket, electrode units, a target shape die and an electrode clamp interface; a plurality of electrode units, the electrode jacket, the fastening hose clamp and the electrode clamp interface are fixed from inside to outside sequentially; and the target shape die is opposite to the electrode units. By adopting a unit electrode combined body and a combined body consisting of a templet die body and a supporting table of the templet die body, the bundled forming electrode which has a certain axial depth and a die body or an end face profile of the die body for processing the die can be realized conveniently, practically and reliably.
Description
Technical field
What the present invention relates to is a kind of device and method that is used for the spark erosion technique field, specifically is a kind of clustered shaped electrode profile quick preparation device and preparation method thereof.
Background technology
Spark machined is a kind of special processing technology that is widely used in industries such as Aeronautics and Astronautics, automobile, electronics, mould, light industry, galvano-cautery phenomenon when it is based on pulse feature spark discharge between instrument and the workpiece (positive and negative electrode) is come the ablation excess metal, to reach the processing method of part preliminary dimension, shape and surface quality, it is little to have macroscopical active force, characteristics such as noncontact processing are particularly suitable for the processing of difficult-to-machine material and complicated shape part.The part that wherein has the complicated shape profile adopts shaped electrode to process usually, there are very many deficiencies in the tradition shaped electrode, as: 1, because the electrode shape complexity, and profile changes with the difference of workpiece, be unfavorable for batch machining, manufacturing process needs more man-hour, and the process equipment costliness also has higher requirements to the technological level of processing personnel; 2, need to remove quite a few material in the electrode manufacturing process, and export license be to just changing to a certain degree, recycling rate of waterused is low, and the waste resource and the energy do not meet the trend of green manufacturing; 3, need make a plurality of electrodes during processing and forming and be used for changing, because each electrode cost of manufacture height causes the electrode cost to account for about half of whole processing charges; 4, each shaped electrode can only have one road power supply disruptive discharge at every turn, adds the existence between the discharge arteries and veins, makes interior material removing rate of its unit interval not high; When 5, the shaped electrode area increased, interelectrode parasitic capacitance also increased, and made each pulse discharging energy increase, and had reduced the quality of finished surface; 6, the working solution of traditional spark machined can only enter machining area from the side gap of electrode, need select suitable machining gap and parameter for use even need often have the action of lifting electrode to be beneficial to chip removal, reduces working (machining) efficiency.
These deficiencies of the prior art and defective fully show, reduce the Production Time of spark-erosion sinking machined electrode, reduce shaped electrode cost of manufacture and difficulty, realize the mass production of shaping machined electrode, improve the utilization rate of electrode material, improving working (machining) efficiency and speed is to improve the necessary means of the market competitiveness of spark machined greatly.
Find through retrieval prior art, China Patent No. is ZL200510024579.6, Granted publication day 2007-6-13, put down in writing a kind of " internal liquid-flushing cluster shaping electrode for electrospark ", the technology summary of this patent is: a kind of internal liquid-flushing cluster shaping electrode for electrospark that belongs to the special processing technology field, the present invention includes: electrode unit and electrode base, the bottom of electrode base is fixed, and the assembly of support electrode unit, described electrode unit is bar-shaped object, described electrode base comprises: the electrode holder interface, base body, the clamping module, the openend of base body connects the clamping module, electrode holder interface bottom is integral type with base body or is detachable, when electrode holder interface bottom is detachable with base body, the blind end of electrode holder interface and base body is by being threaded or being connected, and electrode holder interface bottom is inserted and secured on base body.But the only conceptual architectural feature of introducing bundling electrode of the prior art does not provide and how to realize preparing the concrete grammar with target complex three-dimensional end face profile bundling electrode, and this practical engineering application meaning of bundling electrode just.
Summary of the invention
The present invention is directed to the prior art above shortcomings, a kind of clustered shaped electrode profile quick preparation device and preparation method thereof is provided, can realizes preparing the clustered shaped electrode that is used for machining 3 D profile target product or three dimensional type appearance mark product processing mold easily, practically and reliably.
The present invention is achieved by the following technical solutions:
The present invention relates to a kind of clustered shaped electrode profile quick preparation device, comprise: fastening larynx hoop, electrode chuck, electrode unit, target shape mould and electrode holder interface, wherein: some electrode units, electrode chuck, fastening larynx hoop and electrode holder interface fixedly install successively from inside to outside, and the target shape mould is over against electrode unit.
Described fastening larynx hoop is that open annular is jacket structured, is provided with bolt interface and corresponding bolt at the openend of fastening larynx hoop, realizes radially tightening up of annular chuck.
The inboard profile of described electrode chuck is that electrode unit is stablized profile, and the outside of this electrode chuck is a hexgonal structure.
The two ends of described electrode chuck along the circumferential direction evenly are provided with retraction slot, and realization is fixedlyed connected with the electrode holder interface.
Described electrode unit is the column structure of hollow and side fluting, and the radial section of this electrode unit is centrosymmetric image or T font, L font or zigzag, as circle or regular polygon.
Described target shape mould comprises: mold and saddle, wherein: a side of mold is convex configuration or concave structure.
Described mold is that mould silica gel, gypsum, paraffin etc. are made.
Shown electrode holder interface is the connector of bundling electrode clamping device and machine tool chief axis, is used to realize that bundling electrode is connected with the reliable of machine tool chief axis.
The present invention relates to the clustered shaped electrode profile fast preparation method of said apparatus, may further comprise the steps:
The first step, select some electrode units to be filled in the electrode chuck, and it is externally reinforced to be fixed in the electrode chuck with fastening larynx hoop, realizes the structure of electrode unit assembly according to target product profile projected area.
The assembly of second step, electrode unit constructs the electrode end surface with saddle axial depth and mold target product profile according to the mold and the saddle of convex surface or concave structure;
The 3rd goes on foot, further tightens up fastening larynx hoop makes that tight contact is not subjected to displacement between the electrode unit, and obtain having a bundling electrode end face that can be used for editing objective product profile thus by what electrode unit was formed, realize the quick preparation of clustered shaped electrode profile.
When needs preparations is used to process the clustered shaped electrode of target product of convex surface or concave structure, then can be the end face that electrode participates in spark machined with this pattern end face of bundling electrode, at its non-pattern end face one end the electrode chuck is connected with the electrode holder interface, thereby prepares the clustered shaped electrode of the target product that can be used for processing convex surface or concave structure; When needs preparations is used to process the clustered shaped electrode of target product processing mold of convex surface or concave structure, promptly when target product is convex surface or concave structure, the mould of editing objective product is pairing recessed (protruding) face of this convex surface or concave structure, the bundling electrode that is used to process this mould should have the convex surface of target product or concave structure, can realize by the following method, in above-mentioned pattern operation, adopt isometric electrode unit, then when bundling electrode pattern end face forms recessed (protruding) face of target product profile correspondence, its other end is natural shaped to be the profile that can be used for the convex surface or the concave structure of target product Mould Machining, non-pattern end face with bundling electrode is the end face that participates in spark machined, at its pattern end face one end the electrode chuck is connected with the electrode holder interface, thereby prepares the clustered shaped electrode that can be used for the editing objective product mold.
The present invention has given full play to shaped electrode discretization that bundling electrode will the have monoblock type complex three-dimensional profile electrode preparation characteristics that a large amount of stick electrode unit boundling forms of serving as reasons, electrode unit by great cluster carries out the end face pattern to the target product profile to saddle and target profile product combination body, convenient, realized having the quick preparation process of the bundling electrode that can be used for the editing objective product of certain axial depth and target product profile end face compactly, simultaneously, by adopting the method for isometric electrode unit, when the formation of bundling electrode pattern end face can be used for the profile of editing objective product, natural shaped in its other end easily for can be used for the end face profile of editing objective product mold, therefore,, also can make things convenient for for its end face that participates in spark machined with this non-pattern end face of bundling electrode, succinct realization can be used for the preparation process of the bundling electrode of editing objective product mold.The method that this pattern prepares clustered shaped electrode has fully represented bundling electrode in the electrode preparation time of reducing spark-erosion sinking processing, reduces the advantage of shaped electrode cost of manufacture and manufacture difficulty aspect.
Description of drawings
Fig. 1 is apparatus of the present invention schematic diagram;
Wherein: (a) being the concave surface mould, (b) is convex molds.
Fig. 2 prepares the clustered shaped electrode schematic diagram for embodiment;
Wherein: (a) being the concave surface mould, (b) is convex molds.
The specific embodiment
Below in conjunction with embodiment the inventive method is elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Present embodiment will be respectively at having the protruding sphere that outline diameter 22.5mm end face profile is radius 16mm degree of depth 5mm and the target product of concave spherical surface, prepare clustered shaped electrode with target product end face profile with 5mm axial depth and diameter 22.5mm cylinder machining profile.
Shown in Fig. 1 (a) and Fig. 1 (b), present embodiment comprises: fastening larynx hoop 1, electrode chuck 2, electrode unit 3, convex molds body 4, convex surface saddle 5, concave surface mold 6, concave surface saddle 7 and electrode holder interface 8, wherein: some electrode units 3, electrode chuck 2, fastening larynx hoop 1 and electrode holder interface 8 fixedly install successively from inside to outside, convex surface saddle 5 or concave surface saddle 7 over against electrode unit 3 and convex molds body 4 or concave surface mold 6 between convex surface saddle 5 or concave surface saddle 7 and electrode unit 3.
Described fastening larynx hoop 1 is that open annular is jacket structured, is provided with bolt interface and corresponding bolt at the openend of fastening larynx hoop, can realize radially tightening up of annular chuck by the precession bolt, and its scope of tightening up is Φ 38mm-Φ 30mm.
The inboard profile of described electrode chuck 2 is the regular hexagon profile of length of side 16mm, outside interlude is the outer-hexagonal structure, be convenient to spanner to its whole precession, along interior profile hexagonal sideline the chuck pinching end is evenly offered the retraction slot of width 1.6mm, degree of depth 12mm at its two ends, be used for fastening larynx hoop 1 and tighten up this port of chuck to realize clamping to electrode unit 3 assemblys, it is provided with M36 between retraction slot and outer-hexagonal structure helicitic texture is used to connect electrode holder interface 8.
Described electrode unit 3 is long for 100mm, the hollow rod-shape electrode of internal diameter 0.5mm external diameter 1.5mm.
It is the protruding sphere of radius 16mm degree of depth 5mm that described convex molds body 4 has outline diameter 22.5mm end face profile.
Described convex surface saddle 5 is the column structure of the high 5mm of diameter 15mm.
It is the concave spherical surface of radius 16mm degree of depth 5mm that described concave surface mold 6 has outline diameter 22.5mm end face profile.
Described concave surface saddle 7 is the hollow columnar structures of the high 5mm of internal diameter 22.5mm external diameter 28mm.
Shown electrode holder interface 8 one end inboards are provided with the opening cavity of the internal thread with M36, be used for being threaded with electrode chuck 2, its outside has the regular hexagon profile, is convenient to tool holding, its other end is the cylindrical structure of Φ 25mm, is used for being connected with machine tool chief axis.
Shown in Fig. 2 (a) and Fig. 2 (b), the specific embodiment step of present embodiment is as follows:
The first step, be foundation with the profile projected area of convex molds body 4 or concave surface mold 6, select the electrode unit 3 of suitable quantity, and the effect that steps up that is aided with fastening larynx hoop 1 and electrode chuck 2 makes up electrode unit 3 assemblys, and guarantees that electrode unit 3 assembly profiles enough cover the end face profile zone of convex molds body 4 or concave surface mold 6.
Second step, concrete 4 for the convex-surface type face mould, the assembly of electrode unit 3 according to the assembly pattern of convex molds body 4 and convex surface saddle 5 make up have convex surface saddle 5 axial depth and convex molds body 4 profiles electrode end surface; Concrete 6 for the concave face mould, electrode unit 3 assemblys make up the electrode end surface with concave surface saddle 7 axial depth and concave surface mold 6 profiles according to the assembly pattern of concave surface mold 6 and concave surface saddle 7.
The 3rd step, tighten up electrode chuck 2 by fastening larynx hoop 1 and electrode unit 3 assemblys with 5mm axial depth and convex molds body 4 or concave surface mold 6 end face profiles that build are done final reliable grip make up bundling electrode, make bundling electrode pattern end face obtain to have to can be used for the end face of mold 4 (6) profiles of processing convex surface or concave structure.
When needs preparations is used to process the clustered shaped electrode of mold 4 (6) of convex surface or concave structure, then can be the end face that electrode participates in spark machined with this pattern end face of bundling electrode, at its non-pattern end face one end electrode chuck 2 is threaded with electrode holder interface 8, thereby prepares the clustered shaped electrode of the mold 4 (6) that can be used for processing convex surface or concave structure; When needs preparations is used to process the clustered shaped electrode of mold processing mold of convex surface or concave structure, promptly when mold is convex surface or concave structure, the mould of processing convex molds body 4 or concave surface mold 6 is pairing recessed (protruding) face of this convex surface or concave structure, the bundling electrode that is used to process this mould should have the convex surface of convex molds body 4 or concave surface mold 6 or concave structure, can realize by the following method, in above-mentioned pattern operation, adopt isometric electrode unit 3, then when bundling electrode pattern end face forms recessed (protruding) face of mold 4 (6) profile correspondences, its other end is natural shaped for can be used for the convex surface of mold 4 (6) Mould Machining or the profile of concave structure, non-pattern end face with bundling electrode is the end face that participates in spark machined, at its pattern end face one end electrode chuck 2 is connected with electrode holder interface 8, thereby prepares the clustered shaped electrode that can be used for the processing mold mould.
Claims (7)
1. clustered shaped electrode profile quick preparation device, comprise: fastening larynx hoop, electrode chuck, electrode unit, target shape mould and electrode holder interface, it is characterized in that: some electrode units, electrode chuck, fastening larynx hoop and electrode holder interface fixedly install successively from inside to outside, and the target shape mould is over against electrode unit.
2. clustered shaped electrode profile quick preparation device according to claim 1 is characterized in that, described fastening larynx hoop is that open annular is jacket structured, and the openend of fastening larynx hoop is provided with bolt interface and corresponding bolt, realizes radially tightening up of annular chuck.
3. clustered shaped electrode profile quick preparation device according to claim 1 is characterized in that, the inboard profile of described electrode chuck is that electrode unit is stablized profile, and the outside of this electrode chuck is a hexgonal structure.
4. according to claim 1 or 3 described clustered shaped electrode profile quick preparation devices, it is characterized in that the two ends of described electrode chuck along the circumferential direction evenly are provided with retraction slot, realization is fixedlyed connected with the electrode holder interface.
5. clustered shaped electrode profile quick preparation device according to claim 1 is characterized in that, described electrode unit is the column structure of hollow and side fluting, and the radial section of this electrode unit is centrosymmetric image, T font, L font or zigzag.
6. clustered shaped electrode profile quick preparation device according to claim 1 is characterized in that, described target shape mould comprises: mold and saddle, wherein: a side of mold is convex configuration or concave structure.
7. the clustered shaped electrode profile fast preparation method according to the described device of above-mentioned arbitrary claim is characterized in that, may further comprise the steps:
The first step, select some electrode units to be filled in the electrode chuck, and it is externally reinforced to be fixed in the electrode chuck with fastening larynx hoop, realizes the structure of electrode unit assembly according to target product profile projected area;
The assembly of second step, electrode unit according to the mold of convex surface or concave structure and saddle construct have saddle axial depth and mold target product profile electrode end surface;
The 3rd step, further tighten up fastening larynx hoop and makes between the electrode unit that closely contact is not subjected to displacement, and obtain having the bundling electrode end face that can be used for editing objective product profile, a quick preparation of realization clustered shaped electrode profile by what electrode unit was formed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010106183756A CN102151922B (en) | 2010-12-30 | 2010-12-30 | Device and method for quickly manufacturing bundled forming electrode profile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010106183756A CN102151922B (en) | 2010-12-30 | 2010-12-30 | Device and method for quickly manufacturing bundled forming electrode profile |
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| CN102151922A true CN102151922A (en) | 2011-08-17 |
| CN102151922B CN102151922B (en) | 2012-07-25 |
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| CN2010106183756A Active CN102151922B (en) | 2010-12-30 | 2010-12-30 | Device and method for quickly manufacturing bundled forming electrode profile |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084677A (en) * | 2014-05-12 | 2014-10-08 | 昆山华焊科技有限公司 | Gas protecting dragging cover with wire feeding mechanism |
| CN110230082A (en) * | 2019-07-18 | 2019-09-13 | 烟台大学 | A kind of boundling cathode micro arc oxidation membrane preparation device and method |
| CN110238469A (en) * | 2019-07-22 | 2019-09-17 | 北京理工大学 | A kind of electric discharge machining method of combination electrode and big aspect ratio multistage microstructural |
| CN112453603A (en) * | 2020-11-27 | 2021-03-09 | 合肥工业大学 | Sleeve-shaped electrochemical machining electrode capable of machining various complex hole patterns |
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| GB1483897A (en) * | 1974-11-06 | 1977-08-24 | Secr Defence | Electrical discharge machining |
| JPS58186532A (en) * | 1982-04-27 | 1983-10-31 | Mitsubishi Electric Corp | Mirror face machining electrode by electric discharge |
| CN1657208A (en) * | 2005-03-24 | 2005-08-24 | 上海交通大学 | Internal liquid-flushing cluster shaping electrode for electrospark machining |
| CN101890547A (en) * | 2010-08-06 | 2010-11-24 | 上海交通大学 | Clustered shaped electrode holding device |
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2010
- 2010-12-30 CN CN2010106183756A patent/CN102151922B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1483897A (en) * | 1974-11-06 | 1977-08-24 | Secr Defence | Electrical discharge machining |
| JPS58186532A (en) * | 1982-04-27 | 1983-10-31 | Mitsubishi Electric Corp | Mirror face machining electrode by electric discharge |
| CN1657208A (en) * | 2005-03-24 | 2005-08-24 | 上海交通大学 | Internal liquid-flushing cluster shaping electrode for electrospark machining |
| CN101890547A (en) * | 2010-08-06 | 2010-11-24 | 上海交通大学 | Clustered shaped electrode holding device |
Non-Patent Citations (1)
| Title |
|---|
| 《上海交通大学学报》 20090131 李磊 等 集束电极电火花加工工艺 第43卷, 第1期 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084677A (en) * | 2014-05-12 | 2014-10-08 | 昆山华焊科技有限公司 | Gas protecting dragging cover with wire feeding mechanism |
| CN110230082A (en) * | 2019-07-18 | 2019-09-13 | 烟台大学 | A kind of boundling cathode micro arc oxidation membrane preparation device and method |
| CN110238469A (en) * | 2019-07-22 | 2019-09-17 | 北京理工大学 | A kind of electric discharge machining method of combination electrode and big aspect ratio multistage microstructural |
| CN112453603A (en) * | 2020-11-27 | 2021-03-09 | 合肥工业大学 | Sleeve-shaped electrochemical machining electrode capable of machining various complex hole patterns |
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| CN102151922B (en) | 2012-07-25 |
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