CN202438539U - Electroplastic machining device - Google Patents
Electroplastic machining device Download PDFInfo
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- CN202438539U CN202438539U CN2012200310837U CN201220031083U CN202438539U CN 202438539 U CN202438539 U CN 202438539U CN 2012200310837 U CN2012200310837 U CN 2012200310837U CN 201220031083 U CN201220031083 U CN 201220031083U CN 202438539 U CN202438539 U CN 202438539U
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Abstract
The utility model discloses an electroplastic machining device, comprising an engine base, a first rolling shaft, a second rolling shaft, a first roller, a second roller, and a pulse power supply, wherein the first roller and the second roller are respectively sleeved on the first rolling shaft and the second rolling shaft, a plate to be machined is suitably arranged between the first roller and the second roller; and the pulse power supply is used for supplying power, the first rolling shaft and the second rolling shaft are respectively connected with the positive electrode and the negative electrode of the pulse power supply, and the direction of output current of the pulse power supply is consistent to the direction of machining the plate. The electroplastic machining device disclosed by the utility model has the advantages of simple structure and low cost, and can avoid the generation of an ignition situation; in addition, the electroplastic machining device can generate large current density when being charged by current with the same current strength so as to improve an electroplastic machining effect; simultaneously, the direction of the output current of the pulse power supply is consistent to the direction of rolling the plate so that the electroplastic machining efficiency is largely improved; and furthermore, the electroplastic machining device can release a heating situation of the plate and largely reduces the maximum temperature of the plate.
Description
Technical field
The utility model relates to electric plastic working field, relates in particular to a kind of electric plastic working equipment that is used for electric plasticity rolled plate.
Background technology
In electric plastic processing, need such as sheet material or tubing, feed the bigger pulse current of peak point current to being in the metal under the deformation state.For different metallic, current density is different.It is not obvious that subcritical value, electricity are moulded effect; Be higher than critical value, electricity is moulded effect and is directly proportional with current density.Therefore, the raising current density is most important to the effect of electric plastic working.Because current density
I is a current strength, A is the cross-sectional area of current flowing.Therefore, improving current density can be from two aspect, and the first, improve the current strength of power supply; The second, the cross-sectional area when reducing electric current through processed sample.
In the patent No. is 201010535318.1; The utility model name is called the power-on method of putting down in writing in the Chinese patent of " the electric plasticity duo mill of low temperature liquid nitrogen cooling medium ": " when rolling; the negative pole of the pulse power connects the train wheel bridge of feeding folder through cable, anodally connect the roll electrode through cable." this kind add electric installation, because the cross-sectional area of current flowing processing plate is excessive, current density is greatly diminished, the effect of some plastic working is weakened.And the distance that electric current circulates in sheet material is excessive, and resistance
ρ is a resistivity; L is the distance of the length of resistive element; A is the sectional area of resistance, this shows, the distance that in sheet material, circulates when electric current is big more; The resistance of sheet material is just big more; Sheet material heating phenomenon is just serious, needs auxiliary temperature-reducing equipment, and the complex structure cost is high.
The utility model content
The utility model is intended to solve at least one of technical problem that exists in the prior art.For this reason, a purpose of the utility model is to propose a kind of electric plastic working equipment, and said electric plastic working device structure is simple, and machining sheet or tubing are effective and efficient is high.
Electric plastic working equipment according to the utility model comprises: support; First and second roller bearings, said first and second roller bearings are rotationally attached to respectively on the said support; First and second rolls, said first and second rolls are set in respectively on said first and second roller bearings, and sheet material wherein to be processed is suitable for placing between said first and second rolls; With the pulse power that is used to supply power, wherein said first and second roller bearings link to each other with the both positive and negative polarity of the said pulse power respectively, and the sense of current of said pulse power output is consistent with the machine direction of said sheet material.
Electric plastic working equipment according to the utility model; Omitted rolling the add feeding clamp device that in galvanic process adopt of tradition to sheet material; Simple in structure and cost is low; And first roll and second roll directly can with the sheet material delivered current, not only guaranteed the loop of electric current, and avoided the generation of spark phenomenon.In addition, feed identical current strength and can produce bigger current density, thereby improved the processing effect of electric plasticity, because the output flow direction of electric current is consistent with the rolling direction of sheet material, improved the working (machining) efficiency of electric plasticity greatly simultaneously.In addition, also can make the heating phenomenon of sheet material be eased, maximum temperature reduces greatly.
In addition, the electric plastic working equipment according to the utility model also has following additional technical feature:
According to an embodiment of the utility model, said electric plastic working equipment further comprises first and second ceramic bearings, and wherein said first and second roller bearings are rotationally attached on the said support through first and second ceramic bearings respectively.
Wherein, the rolling element of said first and second ceramic bearings is ceramic member, and the lasso of said ceramic bearing is the bearing steel part.
Through adopting first ceramic bearing and second ceramic bearing; Can be respectively and play the effect of insulation between the support respectively at first roller bearing and second roller bearing; The current direction support or the miscellaneous part of first roller bearing and second roller bearing are flow through in blocking-up, thereby play the effect of protection support and miscellaneous part.
Additional aspect of the utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize through the practice of the utility model.
Description of drawings
Above-mentioned and/or additional aspect of the utility model and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 is the sketch map according to the electric plastic working equipment of the utility model embodiment; With
Fig. 2 is the work sketch map of electric plastic working equipment when machining sheet shown in Fig. 1.
The specific embodiment
Describe the embodiment of the utility model below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the utility model, and can not be interpreted as restriction the utility model.
In the description of the utility model; It will be appreciated that; Term " on ", the orientation of indications such as D score, " preceding ", " back ", " left side ", " right side ", " interior ", " outward " or position relation be for based on orientation shown in the drawings or position relation; Only be to describe with simplifying for the ease of describing the utility model, rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction to the utility model.In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance.
In the description of the utility model, need to prove that only if clear and definite regulation and qualification are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly through intermediary, can be the connection of two element internals.For those of ordinary skill in the art, can concrete condition understand the concrete implication of above-mentioned term in the utility model.
Following with reference to a kind of electric plastic working equipment of figure 1-Fig. 2 description according to the utility model embodiment, in the electric plasticity operation of rolling, be used for sheet material or tubing are fed the bigger pulse current of peak point current, to improve the plasticity of sheet material or tubing.Be that example is elaborated to the utility model below with the machining sheet.
Electric plastic working equipment according to the utility model comprises: support (scheming not shown), first roller bearing 1 and second roller bearing 2, first roll 3 and second roll 4, and the pulse power 5 that is used to supply power.
As shown in Figure 1; First roller bearing 1 (for example being the last roller bearing among Fig. 1) and second roller bearing 2 (for example being the following roller bearing among Fig. 1) are rotationally attached on the support respectively; First roll 3 (for example being the topping roll among Fig. 1) and second roll 4 (for example being the bottom roll among Fig. 1) are set in respectively on first roller bearing 1 and second roller bearing 2, and sheet material 6 wherein to be processed is suitable for placing between first roll 3 and second roll 4, particularly; In the operation of rolling; First roll 3 closely contacts with sheet material to be processed with second roll 4, and has omitted the cover of one in traditional handicraft feeding clamp device, and is simple in structure; Overcome the serious phenomenon of sparking that produces owing to loose contact between sheet material and the feeding folder that in traditional operation of rolling, occurs simultaneously, thereby guaranteed the rolling operation that can continous-stable of electric plasticity.
As shown in Figure 2, first roller bearing 1 links to each other with the both positive and negative polarity of the pulse power 5 respectively with second roller bearing 2, and the sense of current of the pulse power 5 outputs is consistent with the machine direction of sheet material 6.Thus, as shown in Figure 2, electric current passes on first roll 3 through first roller bearing 1, and reaches on the sheet material 7, reaches on second roll 4 through sheet material 7 then, passes at last on second roller bearing 2, forms the loop thus.At this moment, because first roll 3 closely contacts with sheet material to be processed with second roll 4,, contact contacts but being roughly strip; Therefore contact area is very little; Like this, feed identical current strength and can produce bigger current density, thereby improved the processing effect of electric plasticity.In addition, because the output flow direction of electric current is consistent with the rolling direction of sheet material 7, improved the working (machining) efficiency of electric plasticity greatly.Further; Because sense of current is to reach sheet material 7 again to second roll 4 from first roll 3 successively; The electric current distance that on sheet material 7, circulates is its thickness direction thus, that is to say the electric current circulation distance that power up in mode electric current of distance much smaller than traditional length direction along sheet material that on sheet material 7, circulate; Make the heating phenomenon of sheet material 7 be eased thus, maximum temperature reduces greatly.
Electric plastic working equipment according to the utility model; Omitted rolling the add feeding clamp device that in galvanic process adopt of tradition to sheet material; Simple in structure and cost is low; And first roll 3 and second roll 4 directly can with the sheet material delivered current, not only guaranteed the loop of electric current, and avoided the generation of spark phenomenon.In addition, feed identical current strength and can produce bigger current density, thereby improved the processing effect of electric plasticity, because the output flow direction of electric current is consistent with the rolling direction of sheet material 7, improved the working (machining) efficiency of electric plasticity greatly simultaneously.In addition, also can make the heating phenomenon of sheet material 7 be eased, maximum temperature reduces greatly.
As depicted in figs. 1 and 2; In an embodiment of the utility model; Electricity plastic working equipment further comprises first ceramic bearing 7 and second ceramic bearing 8, and wherein first roller bearing 1 and second roller bearing 2 are rotationally attached on the support through first ceramic bearing 7 and second ceramic bearing 8 respectively.Alternatively, the rolling element of first ceramic bearing 7 and second ceramic bearing 8 (scheming not shown) is ceramic member, and the lasso of first ceramic bearing 7 and second ceramic bearing 8 (scheming not shown) is the bearing steel part.
Through adopting first ceramic bearing 7 and second ceramic bearing 8; Can be respectively and play the effect of insulation between the support respectively at first roller bearing 1 and second roller bearing 2; The current direction support or the miscellaneous part of first roller bearing 1 and second roller bearing 2 are flow through in blocking-up, thereby play the effect of protection support and miscellaneous part.
For example constitute shell and packing ring etc. and operation all is known according to other of first and second ceramic bearings of the utility model embodiment for those of ordinary skills, be not described in detail here.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained among at least one embodiment or example of the utility model.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described the embodiment of the utility model; Those having ordinary skill in the art will appreciate that: under the situation of principle that does not break away from the utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, the scope of the utility model is limited claim and equivalent thereof.
Claims (3)
1. an electric plastic working equipment is characterized in that, comprising:
Support;
First and second roller bearings, said first and second roller bearings are rotationally attached to respectively on the said support;
First and second rolls, said first and second rolls are set in respectively on said first and second roller bearings, and sheet material wherein to be processed is suitable for placing between said first and second rolls; With
The pulse power that is used to supply power, wherein said first and second roller bearings link to each other with the both positive and negative polarity of the said pulse power respectively, and the sense of current of said pulse power output is consistent with the machine direction of said sheet material.
2. electric plastic working equipment according to claim 1 is characterized in that, further comprises:
First and second ceramic bearings, wherein said first and second roller bearings are rotationally attached on the said support through first and second ceramic bearings respectively.
3. electric plastic working equipment according to claim 1 it is characterized in that the rolling element of said first and second ceramic bearings is ceramic member, and the lasso of said ceramic bearing is the bearing steel part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200310837U CN202438539U (en) | 2012-01-31 | 2012-01-31 | Electroplastic machining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200310837U CN202438539U (en) | 2012-01-31 | 2012-01-31 | Electroplastic machining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202438539U true CN202438539U (en) | 2012-09-19 |
Family
ID=46819995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200310837U Expired - Fee Related CN202438539U (en) | 2012-01-31 | 2012-01-31 | Electroplastic machining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202438539U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107008749A (en) * | 2017-05-23 | 2017-08-04 | 常州大学 | A kind of manufacture method of multiphase V Ti Ni hydrogen separation alloy diaphragms |
| CN108339852A (en) * | 2018-02-10 | 2018-07-31 | 太原理工大学 | A kind of milling method applying pulse current on roll |
| CN109351773A (en) * | 2018-12-05 | 2019-02-19 | 燕山大学 | A kind of electro plasticity broadband rolling device |
| CN110834036A (en) * | 2019-11-16 | 2020-02-25 | 浙江艾奥巴美新材料有限公司 | Electric auxiliary straightening device and straightening process for high-strength plate |
| CN112238146A (en) * | 2020-09-25 | 2021-01-19 | 燕山大学 | Device and method for rolling thick metal plate strip with assistance of pulse current |
-
2012
- 2012-01-31 CN CN2012200310837U patent/CN202438539U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107008749A (en) * | 2017-05-23 | 2017-08-04 | 常州大学 | A kind of manufacture method of multiphase V Ti Ni hydrogen separation alloy diaphragms |
| CN108339852A (en) * | 2018-02-10 | 2018-07-31 | 太原理工大学 | A kind of milling method applying pulse current on roll |
| CN109351773A (en) * | 2018-12-05 | 2019-02-19 | 燕山大学 | A kind of electro plasticity broadband rolling device |
| CN110834036A (en) * | 2019-11-16 | 2020-02-25 | 浙江艾奥巴美新材料有限公司 | Electric auxiliary straightening device and straightening process for high-strength plate |
| CN112238146A (en) * | 2020-09-25 | 2021-01-19 | 燕山大学 | Device and method for rolling thick metal plate strip with assistance of pulse current |
| CN112238146B (en) * | 2020-09-25 | 2022-02-25 | 燕山大学 | Device and method for rolling thick metal plate strip with assistance of pulse current |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20200131 |