CN203419996U - Electroforming equipment - Google Patents
Electroforming equipment Download PDFInfo
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- CN203419996U CN203419996U CN201320464073.7U CN201320464073U CN203419996U CN 203419996 U CN203419996 U CN 203419996U CN 201320464073 U CN201320464073 U CN 201320464073U CN 203419996 U CN203419996 U CN 203419996U
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- electroforming
- major trough
- secondary cell
- trough body
- cell body
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Abstract
The utility model provides electroforming equipment. The electroforming equipment comprises an electroforming tank, an electroforming anode and an electroforming cathode, wherein the electroforming tank is divided into a main tank body and an auxiliary tank body; the electroforming anode and the electroforming cathode are arranged in the main tank body; the electroforming cathode is equipped with at least one filtering cover used for covering an electroforming female die connected with the electroforming cathode. The electroforming equipment further comprises a liquid circulating device which can enable electroforming solutions in both the main tank body and the auxiliary tank body to flow circularly and at least one heating device. According to the utility model, the electroforming female die is surrounded by the filtering cover, so that the electroforming quality can be improved; at least one heating device is arranged in the auxiliary tank body to heat the electroforming solution in the auxiliary tank body; the liquid circulating device enables the electroforming solutions in both the auxiliary tank body and the main tank body to circulate, so that the temperature of the electroforming solution in the main tank body is constant, both the temperature and the concentration of the electroforming solution are more uniform, and accordingly, the electroforming efficiency is improved.
Description
Technical field
The utility model relates to electroforming field, relates in particular to a kind of electroforming apparatus.
Background technology
Electroforming is to utilize the electrolytic deposition principle of metal accurately to copy the physical process method of some complexity or special shape workpiece.The metal of electroforming has copper, nickel and iron conventionally, sometimes also uses the alloys such as gold and silver, platinum nickel-cobalt, cobalt-tungsten, but most widely used with the electroforming of nickel.Electroformed layer thickness is generally 0.02～6 millimeter, also has thickly to reach 25 millimeters.
Electroforming apparatus is comprised of electrotyping bath and direct supply (be generally 12 volts, hundreds of is to several kilo-amperes).DC power anode is connected with electroforming anode, and negative pole is connected with electroforming negative electrode, and electroforming solution adopts the aqueous solution of vitriol, sulfamate, fluoroborate and the muriate etc. that contain electroforming metal ion.Electroforming process is exactly that all kinds of metal or alloy that are positioned at electroforming anode are deposited on the electroforming master mold of electroforming negative electrode.
Yet in the electrotyping bath of existing electroforming apparatus, temperature, the density unevenness of electroforming solution are even, cause electroforming efficiency lower; And in the preparation process of electroforming master mold, its surface inevitably exists some particulate contamination, makes in electroforming process, these particles are subject to the impact of electrolysis impurity in electroforming solution and become gradually large, thereby affect the quality of electroforming.
Utility model content
Given this, the utility model provides a kind of electroforming apparatus, to improve electroforming efficiency and quality.
The utility model provides a kind of electroforming apparatus, comprising: electrotyping bath, electroforming anode and electroforming negative electrode, wherein, in described electrotyping bath, be provided with common wall, and described common wall is divided into two grooves by described electrotyping bath, is respectively major trough body and secondary cell body;
Described electroforming anode is arranged in described major trough body, and described electroforming anode is connected with positive source;
Described electroforming negative electrode is arranged in described major trough body, and described electroforming cathode arrangement has at least one filter mantle, in order to cover, establishes the electroforming master mold being connected with described electroforming negative electrode;
Also comprise: liquid circulating apparatus and at least one heating unit that can make the electroforming solution in described major trough body and secondary cell body circulate, the fire end of described heating unit is arranged in described secondary cell body.
In an embodiment, the bottom of described major trough body offers water inlet therein;
The liquid pumping side of described liquid circulating apparatus is arranged in described secondary cell body, and the water side of described liquid circulating apparatus is communicated with the water inlet of described major trough body from outside, for the electroforming solution in described secondary cell body is circulated in described major trough body;
Described common wall is provided with at least one communicating aperture, so that the electroforming solution in described major trough body enters described secondary cell body by described communicating aperture.
In an embodiment, described liquid circulating apparatus comprises: lift pump, strainer and water pipe therein; Wherein,
The liquid pumping side of described lift pump is arranged in described secondary cell body;
The water side of described lift pump is communicated with the filtration entrance of described strainer by described water pipe;
The filtering outlet of described strainer is communicated with the water inlet of described major trough body by described water pipe.
In an embodiment, described at least one communicating aperture is arranged on the top of described common wall therein, so that the electroforming solution higher than described communicating aperture enters described secondary cell body in described major trough body.
In an embodiment, in described secondary cell body, be also provided with at least one communicating pipe therein;
Described at least one communicating aperture is arranged on the bottom of described common wall;
One end of described communicating pipe is connected with described communicating aperture, for major trough body and secondary cell body are formed to communicating vessels, makes electroforming solution in described major trough body by entering described secondary cell body described communicating pipe.
In an embodiment, the fire end of described heating unit was arranged in described communicating pipe therein.
In an embodiment, in described secondary cell body, be also provided with the liquid level sensor of electroforming solution liquid level in the secondary groove of monitoring therein.
In an embodiment, be provided with the baffles that described major trough body is divided into two parts in described major trough body therein, described baffles is provided with at least one and is communicated with the two-part partition board hole of major trough body.
As shown from the above technical solution, the utility model embodiment is by being divided into electrotyping bath major trough body and secondary cell body, by at least one heating unit being set in described secondary cell body, to heat the electroforming solution in secondary cell body, by liquid circulating apparatus, the electroforming solution in secondary cell body and major trough body is circulated again, make the homo(io)thermism of the electroforming solution in major trough body, and the temperature of electroforming solution, concentration are more even, thereby improve the efficiency of electroforming; Simultaneously, the utility model embodiment, also by establishing filter mantle in electroforming master mold peripheral closure, to filter the impurity in electroforming solution, reduces the impact of impurity on electroforming master mold surface particles, weaken the impact of electroforming master mold surface particles on electroforming workpiece quality, thereby improve the quality of electroforming.
Accompanying drawing explanation
The first structural representation in the cards of the electroforming apparatus that Fig. 1 provides for the utility model embodiment;
The second structural representation in the cards of the electroforming apparatus that Fig. 2 provides for the utility model embodiment;
The third structural representation in the cards of the electroforming apparatus that Fig. 3 provides for the utility model embodiment;
The 4th kind of structural representation in the cards of the electroforming apparatus that Fig. 4 provides for the utility model embodiment;
The structural representation of filter mantle in the electroforming apparatus that Fig. 5 provides for the utility model embodiment;
In the electroforming apparatus that Fig. 6 provides for the utility model embodiment, all electroforming master molds are located at a schematic diagram in integral filter cover;
In the electroforming apparatus that Fig. 7 provides for the utility model embodiment, single electroforming master mold is located at a schematic diagram in filter mantle;
The 5th kind of structural representation in the cards of the electroforming apparatus that Fig. 8 provides for the utility model embodiment.
Embodiment
As shown in Fig. 1,2,3 and 4, the structural representation of the electroforming apparatus that the utility model embodiment provides.As shown in Figure 1, the electroforming apparatus described in the present embodiment comprises: electrotyping bath, electroforming anode (not shown), electroforming negative electrode 180, liquid circulating apparatus and at least one heating unit 130.Wherein, be provided with common wall 112 in described electrotyping bath, described common wall 112 is divided into two grooves by described electrotyping bath, is respectively major trough body 110 and secondary cell body 120.Described electroforming anode is arranged in described major trough body, described electroforming anode be connected with positive source (not being shown specifically in figure); Described electroforming negative electrode 180 is arranged in described major trough body, and described electroforming negative electrode 180 disposes at least one filter mantle 182, in order to cover, establishes the electroforming master mold 181 that is connected in described electroforming negative electrode 180.It is outside or inner that described liquid circulating apparatus can be arranged on described electrotyping bath, and described major trough body 110 and the electroforming solution in secondary cell body 120 are circulated.The fire end of described heating unit 130 is arranged in described secondary cell body 110, for heating the electroforming solution in described secondary cell body 110.
The present embodiment is by being divided into electrotyping bath major trough body and secondary cell body, by at least one heating unit being set in described secondary cell body, to heat the electroforming solution in secondary cell body, by liquid circulating apparatus, the electroforming solution in secondary cell body and major trough body is circulated again, make the homo(io)thermism of the electroforming solution in major trough body, and temperature, the concentration of electroforming solution are more even, thereby improve the efficiency of electroforming; Simultaneously, the present embodiment, also by establishing filter mantle in electroforming master mold peripheral closure, to filter the impurity in electroforming solution, reduces the impact of impurity on electroforming master mold surface particles, weaken the impact of electroforming master mold surface particles on electroforming workpiece quality, thereby improve the quality of electroforming.
Further, as showing liquid circulating apparatus, Fig. 1,2,3 and 4 realizes the specific implementation example that the electroforming solution in major trough body and secondary cell body circulates.Particularly, the bottom of described major trough body 110 is provided with water inlet.The liquid pumping side of described liquid circulating apparatus is arranged in described secondary cell body 120, and the water side of described liquid circulating apparatus is communicated with the water inlet of described major trough body 110, for the electroforming solution in described secondary cell body 120 is circulated in described major trough body 110.Described common wall 112 is provided with at least one communicating aperture 113, so that the electroforming solution in described major trough body 110 enters described secondary cell body 120 by described communicating aperture 113.Particularly, the effect of described liquid circulating apparatus is that the electroforming solution in secondary cell body 120 is evacuated in major trough body 110, and the electroforming solution in major trough body 110 can flow in secondary cell body 120 through communicating aperture 113, and electroforming solution has just been realized circulation like this.Here it should be noted that: the scheme that the utility model is realized liquid circulation in major trough body and secondary cell body is not limited in above-mentioned implementation, as long as can realize the technical scheme that the electroforming solution in major trough body and secondary cell body circulates, be all adapted to the utility model.
Further, the liquid circulating apparatus described in above-described embodiment can adopt the structure shown in Fig. 1 to realize, and comprising: lift pump 140, strainer 150 and water pipe 160.Wherein, the liquid pumping side 141 of described lift pump is arranged in described secondary cell body.The water side of described lift pump 140 is communicated with the filtration entrance of described strainer 150 by described water pipe 160.The filtering outlet of described strainer 150 is communicated with the water inlet of described major trough body 110 by described water pipe 160.Lift pump 140 is extracted out after electroforming solution filters by strainer 150 and is entered in major trough body 110 by water pipe 160 from secondary cell body 120.
Further, as depicted in figs. 1 and 2, at least one communicating aperture 113 described in above-described embodiment, can be arranged on the top of described common wall 112, away from the position of major trough body 110 bottoms, the position of namely pushing up near major trough body 110 grooves, so that the electroforming solution higher than described communicating aperture 113 enters described secondary cell body in described major trough body.Like this, the water inlet apart from each other of communicating aperture 113 and major trough body 110 bottoms, electroforming solution is conducive to flowing of electroforming solution in major trough body 110 when major trough body 110 and secondary cell body 120 internal recycle, makes the temperature of the electroforming solution in major trough body 110 and concentration more even.Or as shown in Figure 3 and Figure 4, described at least one communicating aperture 113 is arranged on the bottom of described common wall 112, in described secondary cell body 120, be also provided with at least one communicating pipe 222, in the present embodiment, communicating pipe 222 is L-shaped.One end of described communicating pipe 222 is connected with described communicating aperture 113, for major trough body 110 and secondary cell body 120 are formed to communicating vessels, makes the electroforming solution in described major trough body 110 enter described secondary cell body 120 by described communicating pipe 222.Liquid in described major trough body 110 enters described secondary cell body 120 by described communicating aperture 113 through described communicating pipe 222.The cross section of described communicating pipe 222 can be round shape, also can be for square, or other arbitrary shapes.
As depicted in figs. 1 and 2, the fire end of described heating unit 130 can be set directly in described secondary cell body 120, to heat the electroforming solution in described secondary cell body 120, by described liquid circulating apparatus, the electroforming solution after heating is evacuated to major trough body 110 again, liquid in major trough body 110 enters in secondary cell body 120 via described communicating aperture 113 again, by so continuous circulation make the temperature of the electroforming solution in major trough body and concentration more even.Or if described secondary cell body 120 and described major trough body 110, as shown in Figure 3 or Figure 4, by communicating pipe 222 forming communicating vessels, described heating unit 130 can be arranged in described communicating pipe 222.For the ease of heating unit 130 is set in communicating pipe 222, communicating aperture 113 is arranged at the position of close major trough body 110 bottoms in common wall 112.Wherein, the quantity of communicating aperture 113, communicating pipe 222 and heating unit 130 can be two or more.More communicating aperture 113, communicating pipe 222 and heating unit 130 can make the temperature of the electroforming solution in major trough body 110 more even.
In practical application, inevitably there is the impurity such as some particles in the electroforming master mold surface in electroplating cathode, and in electroforming process, these particles are subject to the impact of electrolysis impurity in electroforming solution and become gradually large, thereby affect the quality of electroforming workpiece.For addressing the above problem, in the major trough body described in above-described embodiment one, be provided with at least one filter mantle.As shown in figs. 1 and 3, be provided with a plurality of filter mantle 182a in major trough body 110, each filtration covers the periphery of an electroforming master mold of the interior electroforming cathode terminal of major trough body 110.Or, as shown in Figures 2 and 4, in described major trough body 110, being provided with a whole filter mantle 182, whole filter mantle 182 is surrounded all electroforming master molds 181.The setting of filter mantle, can reduce the accumulation of the original particle in electroforming master mold surface, weakens the impact of particle on electroforming workpiece, thereby improves the quality of electroforming workpiece.Particularly, as shown in Figure 6 and Figure 7, electroforming anode 170 and electroforming negative electrode 180 are all arranged in described major trough body.Electroforming anode 170 is connected with the positive pole of direct supply 20, and electroforming anode 170 is set to be equipped with the titanium basket of anode material.Electroforming negative electrode 180 places dispose filter mantle 182; Electroforming negative electrode 180 setting, need foundry work part, electroforming master mold 181, and electroforming negative electrode 180 is connected with the negative pole of power supply 20.Fig. 6 illustrates all electroforming master molds 181 and is enclosed in a situation in filter mantle.Fig. 7 illustrates the outer situation that is covered with a filter mantle of each electroforming master mold 181.No matter whole filter mantle or independent filter mantle, be guard, all for filtering the impurity of electroforming solution, reduce the impact of impurity on electroforming master mold surface particles, weaken the impact of electroforming master mold surface particles on electroforming workpiece quality, thereby improve the quality of electroforming.
Fig. 5 shows an example of filter mantle.In Fig. 5, filter mantle 182 is rectangular parallelepiped, and this rectangular parallelepiped is except top, and all the other 5 form by screen cloth, and screen cloth is that insulating material is made, and the electron ion that can insulate in electroforming solution, prevents that screen cloth mesh from getting clogged.Before electroforming, electroforming master mold is put into filter mantle by top; The mesh shape of screen cloth can be the Polygonss such as rhombus, regular hexagon and other shapes, and the big or small density of mesh is advisable with the impurity that can completely cut off in electroforming solution.Or the structure of described filter mantle can also be other structures, as the sidewall by major trough body, the structure being surrounded by three screen clothes.The utility model is only described the use function of filter mantle, rely on thought of the present utility model and the structure of the filter mantle that designs away from principle also in the utility model protection domain.
Further, as shown in Fig. 1,2,3 and 4, in order to monitor the liquid level of electroforming solution in secondary cell body 120, in secondary cell body 120, be also provided with the liquid level sensor 121 of electroforming solution liquid level in the secondary cell body 120 of monitoring.
Further, as shown in Figure 8, in major trough body 110, be also provided with major trough body 110 is divided into two-part baffles 211.This baffles 211 is provided with and is communicated with the two-part partition board hole 214 of major trough body 110.Baffles 211 is mainly in order to simulate conformal anode work.
Shown in Fig. 1,2,3,4,6 and 7, the working process of the electroforming apparatus that the utility model embodiment is provided is further described.
When described electroforming apparatus carries out electroforming, major trough body 110 injects electroforming solution with secondary cell body 120, and direct supply 20, electroforming anode 170, electroforming negative electrode 180 and electroforming master mold 181 will be connected and form current circuit by electroforming solution.When the power switch of opening direct supply 20 carries out electroforming, lift pump 140 is worked with strainer 150 simultaneously.Electroforming solution in so secondary cell body 120 will be ceaselessly evacuated in strainer 150 by lift pump, and electroforming solution flows in major trough body 110 by water pipe 160 after the filtration of strainer 150; Then, electroforming solution in major trough body 110 bodies is got back in secondary cell body 120 through communicating aperture 113, electroforming solution is again evacuated to strainer 150 by lift pump 140 after heating unit 130 heating in secondary cell body 120, and the liquid after described strainer filters flows into described major trough body 110.Liquid in major trough body 110 is in described communicating aperture flows into secondary cell body 120 again.Electroforming solution in major trough body 110 just can constantly circulate like this, the temperature of electroforming solution in major trough body 110 is, the homogeneity of concentration will be higher, and then improved electroforming efficiency, simultaneously, along with flowing of electroforming solution, impurity in electroforming solution by isolated outside filter mantle 182, thereby reduce the impact of impurity on electroforming master mold, improve the quality of electroforming.
Above-mentioned electroforming apparatus is used filter mantle to be surrounded electroforming master mold, has reduced impurity in electroforming solution and, in the deposition on electroforming master mold surface, has weakened the accumulation of electroforming master mold surface particles, improves the quality of electroforming workpiece; Simultaneously, electrotyping bath is divided into major trough body and the secondary cell body being interconnected, in secondary cell body, by heating unit, heat electroforming solution, by liquid circulating apparatus, the electroforming solution in major trough body and secondary cell body is circulated again, make the temperature of the electroforming solution in major trough body keep constant, and temperature, the concentration of electroforming solution are more even, thereby improve the efficiency of electroforming.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. an electroforming apparatus, is characterized in that, comprising: electrotyping bath, electroforming anode and electroforming negative electrode, wherein, in described electrotyping bath, be provided with common wall, and described common wall is divided into two grooves by described electrotyping bath, is respectively major trough body and secondary cell body;
Described electroforming anode is arranged in described major trough body, and described electroforming anode is connected with positive source;
Described electroforming negative electrode is arranged in described major trough body, and described electroforming cathode arrangement has at least one filter mantle, in order to cover, establishes the electroforming master mold being connected with described electroforming negative electrode;
Also comprise: liquid circulating apparatus and at least one heating unit that can make the electroforming solution in described major trough body and secondary cell body circulate, the fire end of described heating unit is arranged in described secondary cell body.
2. electroforming apparatus according to claim 1, is characterized in that,
The bottom of described major trough body offers water inlet;
The liquid pumping side of described liquid circulating apparatus is arranged in described secondary cell body, and the water side of described liquid circulating apparatus is communicated with the water inlet of described major trough body from outside, for the electroforming solution in described secondary cell body is circulated in described major trough body;
Described common wall is provided with at least one communicating aperture, so that the electroforming solution in described major trough body enters described secondary cell body by described communicating aperture.
3. electroforming apparatus according to claim 2, is characterized in that, described liquid circulating apparatus comprises: lift pump, strainer and water pipe; Wherein,
The liquid pumping side of described lift pump is arranged in described secondary cell body;
The water side of described lift pump is communicated with the filtration entrance of described strainer by described water pipe;
The filtering outlet of described strainer is communicated with the water inlet of described major trough body by described water pipe.
4. electroforming apparatus according to claim 2, is characterized in that, described at least one communicating aperture is arranged on the top of described common wall, so that the electroforming solution higher than described communicating aperture enters described secondary cell body in described major trough body.
5. electroforming apparatus according to claim 2, is characterized in that, in described secondary cell body, is also provided with at least one communicating pipe;
Described at least one communicating aperture is arranged on the bottom of described common wall;
One end of described communicating pipe is connected with described communicating aperture, for major trough body and secondary cell body are formed to communicating vessels, makes electroforming solution in described major trough body by entering described secondary cell body described communicating pipe.
6. electroforming apparatus according to claim 5, is characterized in that, the fire end of described heating unit was arranged in described communicating pipe.
7. according to arbitrary described electroforming apparatus in claim 1～6, it is characterized in that, in described secondary cell body, be also provided with the liquid level sensor of electroforming solution liquid level in the secondary groove of monitoring.
8. according to arbitrary described electroforming apparatus in claim 1～6, it is characterized in that, in described major trough body, be provided with the baffles that described major trough body is divided into two parts, described baffles is provided with at least one and is communicated with the two-part partition board hole of major trough body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464073.7U CN203419996U (en) | 2013-07-31 | 2013-07-31 | Electroforming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464073.7U CN203419996U (en) | 2013-07-31 | 2013-07-31 | Electroforming equipment |
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| Publication Number | Publication Date |
|---|---|
| CN203419996U true CN203419996U (en) | 2014-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320464073.7U Expired - Fee Related CN203419996U (en) | 2013-07-31 | 2013-07-31 | Electroforming equipment |
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| CN (1) | CN203419996U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317314A (en) * | 2014-10-22 | 2015-01-28 | 华中科技大学 | Liquid level control device |
| CN104342723A (en) * | 2013-07-31 | 2015-02-11 | 南昌欧菲光科技有限公司 | Electroforming device |
| CN106435658A (en) * | 2016-09-26 | 2017-02-22 | 武汉华工图像技术开发有限公司 | Rotary type electrocasting device specially used for holographic nickel plate |
-
2013
- 2013-07-31 CN CN201320464073.7U patent/CN203419996U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104342723A (en) * | 2013-07-31 | 2015-02-11 | 南昌欧菲光科技有限公司 | Electroforming device |
| CN104317314A (en) * | 2014-10-22 | 2015-01-28 | 华中科技大学 | Liquid level control device |
| CN106435658A (en) * | 2016-09-26 | 2017-02-22 | 武汉华工图像技术开发有限公司 | Rotary type electrocasting device specially used for holographic nickel plate |
| CN106435658B (en) * | 2016-09-26 | 2019-03-22 | 武汉华工图像技术开发有限公司 | A kind of rotary electric casting device being exclusively used in holographic nickel version |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20150731 |
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| EXPY | Termination of patent right or utility model |