CN206828670U - A kind of graphite electrode plate for being used to manufacture electric corrosion aluminum foil - Google Patents
A kind of graphite electrode plate for being used to manufacture electric corrosion aluminum foil Download PDFInfo
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- CN206828670U CN206828670U CN201720715409.0U CN201720715409U CN206828670U CN 206828670 U CN206828670 U CN 206828670U CN 201720715409 U CN201720715409 U CN 201720715409U CN 206828670 U CN206828670 U CN 206828670U
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- Prior art keywords
- shielding
- electrode plate
- graphite electrode
- carpenter
- aluminum foil
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- 239000011888 foil Substances 0.000 title claims abstract description 45
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 36
- 239000010439 graphite Substances 0.000 title claims abstract description 36
- 230000007797 corrosion Effects 0.000 title claims abstract description 30
- 238000005260 corrosion Methods 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 20
- 241000294399 Scrophularia marilandica Species 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 239000011435 rock Substances 0.000 abstract description 2
- 239000005030 aluminium foil Substances 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000006056 electrooxidation reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241000237509 Patinopecten sp. Species 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 235000020637 scallop Nutrition 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Prevention Of Electric Corrosion (AREA)
Abstract
The utility model is related to it is a kind of be used to manufacturing the graphite electrode plate of electric corrosion aluminum foil, including graphite electrode plate, the both sides of the graphite electrode plate are respectively equipped with shielding strip, and the shielding strip is covering the both sides of the graphite electrode plate；It is provided with shielding gap in the middle part of the shielding strip, the both sides in the shielding gap are respectively separated provided with carpenter's square shielding and carpenter's square blank space, and the width at the carpenter's square shielding is carpenter's square blank space width 1/8th to a quarter.The utility model is simple and reasonable, can solve the problem that the problem of staying side darker or lighter, while can effectively slow down paillon foil and rock the edge tolerance problem brought, so as to ensure to stay the intensity on side, prevents that the paillon foil edge magnitude of current is excessive.
Description
Technical field
Electrochemical corrosion device field is the utility model is related to, more particularly to a kind of graphite for being used to manufacture electric corrosion aluminum foil
Pole plate.
Background technology
At present, the etched foil of anode foil for aluminum electrolytic capacitor is typically all to use high-purity aluminium foil, in acidic electrolysis bath
In, by using electric field of the aluminium foil as positive pole, graphite electrode plate for negative pole, to generation electrochemical corrosion, it is close so as to produce micropore
Degree is higher, uniformity is preferable, the suitable galvanic corrosion paper tinsel of bore hole size.
In actual production, the CURRENT DISTRIBUTION of graphite Analysis of End Electric Field aluminium foil edge than relative to being distributed in aluminium foil
Side can be more, so, the edge of galvanic corrosion paper tinsel can be caused to produce more etching extents, or even continue to corrode towards AL-foil is inward-facing,
So that side paper tinsel is relatively fragile, easily ftractureed in process of energizing, or even disconnected paper tinsel.Therefore, opposite side paper tinsel in process of typically energizing
There is the requirement of reinforcement, also referred to as stay side.The problem of too dark, edge flash can cause bright border occurs during energizing；And too it is bright then
The problems such as scollop, scallop, alice can be produced.
Therefore, in order to suitably be stayed side quality, the common practice of galvanic corrosion factory is to use bell-mouthed design or half
Side is stayed to design.However, this design can cause paper tinsel in the electric field between position is unstable, the lateral misalignment of paillon foil static capacity is big, side
The problems such as portion's burr increases, so as to increase the risk that paillon foil edge ftractures during energizing.
Utility model content
Based on this, the purpose of this utility model is, there is provided a kind of graphite electrode plate for being used to manufacture electric corrosion aluminum foil, its structure
Advantages of simple, the problem of staying side darker or lighter is can solve the problem that, while can effectively slow down paillon foil and rock the edge tolerance brought and ask
Topic, so as to ensure to stay the intensity on side, prevents that the paillon foil edge magnitude of current is excessive.
Therefore, the technical solution adopted in the utility model is：A kind of graphite electrode plate for being used to manufacture electric corrosion aluminum foil, including stone
Black pole plate, the both sides of the graphite electrode plate are respectively equipped with shielding strip, and the shielding strip is covering the both sides of the graphite electrode plate；
It is provided with shielding gap in the middle part of the shielding strip, the both sides in the shielding gap are respectively separated provided with carpenter's square shielding and carpenter's square blank
Place, width at the carpenter's square shielding are carpenter's square blank space width 1/8th to a quarter.
The graphite electrode plate described in the utility model for being used to manufacture electric corrosion aluminum foil, by being arranged at intervals carpenter's square on shielding strip
At shielding and carpenter's square blank space, side paper tinsel is discontinuously powered up in a cell, i.e., be powered up work every a cycle, one
Individual cycle carries out shielding processing, has fixation to paillon foil during shielding, so that staying side to possess suitable etching extent, while paper tinsel
Piece in a cell strengthen by property placed in the middle, improves the stability of product.In addition, the stone of the present utility model for being used to manufacture electric corrosion aluminum foil
Black pole plate, its is simple and reasonable, and manufacturing cost is low, and solves the existing issue for staying side darker or lighter, has very high
Market popularization value.
Further, the slit width in the shielding gap is 2-6mm, and it is more than or equal to 3mm that it, which stitches depth,.
Further, the upper end of the shielding strip or lower end or upper and lower ends milling are empty.
Further, the upper end of the shielding strip is milled with two shielding parts.
Further, the lower end of the shielding strip is milled with two shielding parts.
Further, the upper and lower ends of the shielding strip are milled with two shielding parts respectively.
Further, the width at the carpenter's square shielding is a quarter of carpenter's square blank space width.
Further, the material of the shielding strip is resistant to elevated temperatures HT-PVC.
In order to more fully understand and implement, the utility model is described in detail below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment 1；
Fig. 2 is the structural representation of the utility model embodiment 2；
Fig. 3 is the structural representation of the utility model embodiment 3.
Embodiment
Embodiment 1
Referring to Fig. 1, it is the structural representation of the utility model embodiment 1.A kind of stone for being used to manufacture electric corrosion aluminum foil
Black pole plate, including graphite electrode plate, the both sides of the graphite electrode plate are respectively equipped with shielding strip 10, and the shielding strip 10 is to cover
State the both sides of graphite electrode plate；The middle part of shielding strip 10 is provided with shielding gap 11, and the both sides in the shielding gap 11 are respectively separated
Provided with carpenter's square shielding 12 and carpenter's square blank space 13,12 width is eight points of the width of carpenter's square blank space 13 at the carpenter's square shielding
One of to a quarter.
Specifically, the upper end of the shielding strip 10 or lower end or upper and lower ends milling are empty.In addition, in the present embodiment, the screen
The slit width for covering gap 11 is 2-6mm, and it is more than or equal to 3mm that it, which stitches depth,.
In the present embodiment, the upper end of the shielding strip 10 is milled with two shielding parts 14.Also, 12 at the carpenter's square shielding
Width is a quarter of the width of carpenter's square blank space 13.
Furthermore it is preferred that the material of the shielding strip 10 is resistant to elevated temperatures HT-PVC.
The present embodiment selects two shielding parts of upper end mill off in shielding strip 10 in order that the brightness of side paper tinsel further reduces
14, and the ratio between at carpenter's square shielding 12 width and the width of carpenter's square blank space 13 are designed as 1:4, allow paillon foil initially entering groove
The about 5Sec times are first corroded at place, subsequently into of short duration shielding, power-up, shielding quasi-periodic operation are repeated, makes paillon foil side paper tinsel
Position ensures certain corrosion thinning, while paillon foil will not offset out the middle position of electrolytic cell under the fixation of shielding strip 10.
By carrying out commerical test to the graphite electrode plate of the present embodiment, staying side situation and horizontal damage again, comparing for product is obtained
Condition of showing mercy such as table 1 below：
Table 1
| Sample point (mm) | 5 | 50 | 95 | 140 | 185 | 230 | 320 | 410 | 495 |
| Damage (%) again | 35.2 | 34.8 | 34.3 | 34.6 | 34.1 | 34.1 | 33.9 | 34.5 | 35.3 |
| Specific volume (μ F/cm2) | 0.74 | 0.745 | 0.743 | 0.753 | 0.758 | 0.755 | 0.753 | 0.75 | 0.749 |
Can be clearly visible by above correction data：The graphite pole of two shielding parts 14 is milled with using the upper end of shielding strip 10
Plate carries out corrosion hair engaging aperture, and the edge of obtained paillon foil is damaged again damages again slightly larger than centre, holds partially within 3%, stays side darkness suitable.
Embodiment 2
As shown in Fig. 2 the present embodiment is substantially the same manner as Example 1, difference is：In the present embodiment, the shielding strip 10
Lower end be milled with two shielding parts 15.
The present embodiment selects two shielding parts 15 of lower end mill off in shielding strip 10, and by carpenter's square shielding 12 width
1 is designed as with the ratio between the width of carpenter's square blank space 13:4, then allow paillon foil to be run in novel shielding, power-up, screen is repeated
Cover quasi-periodic operation, then paillon foil side paper tinsel position is ensured certain corrosion in the lower end continuous corrosion about 5Sec times paillon foil
It is thinned, while paillon foil will not offset out the middle position of electrolytic cell under the fixation of shielding strip 10.
By carrying out commerical test to the graphite electrode plate of the present embodiment, staying side situation and horizontal damage again, comparing for product is obtained
Condition of showing mercy such as table 2 below：
Table 2
| Sample point (mm) | 5 | 50 | 95 | 140 | 185 | 230 | 320 | 410 | 495 |
| Damage (%) again | 35.6 | 35.2 | 35 | 35.1 | 35.2 | 35.1 | 35 | 35.3 | 35.5 |
| Specific volume (μ F/cm2) | 0.748 | 0.753 | 0.75 | 0.758 | 0.762 | 0.756 | 0.758 | 0.758 | 0.753 |
Can be clearly visible by above correction data：The graphite pole of two shielding parts 15 is milled with using the lower end of shielding strip 10
Plate carries out corrosion hair engaging aperture, and the edge of obtained paillon foil is damaged again to be approached with middle damage again, and appearance stays side brightness to meet partially within 2.5%
It is required that.
Embodiment 3
As shown in figure 3, the present embodiment is substantially the same manner as Example 1, difference is：In the present embodiment, the shielding strip 10
Upper and lower ends be milled with two shielding parts (16 and 17) respectively.
In order that the brightness of side paper tinsel further reduces, in conjunction with the embodiments 1 and embodiment 2, the present embodiment select upper and lower end mill
Fall two shielding parts (16 and 17), and the ratio between at carpenter's square shielding 12 width and the width of carpenter's square blank space 13 are designed as 1:
4, then allow paillon foil to be run in novel shielding, power-up, shielding quasi-periodic operation is repeated, then by paillon foil in upper and lower end
The continuous corrosion about 5Sec times, paillon foil side paper tinsel position is set to ensure certain corrosion thinning, while paillon foil is in the fixation of shielding strip 10
Under, the middle position of electrolytic cell will not be offset out.
By carrying out commerical test to the graphite electrode plate of the present embodiment, staying side situation and horizontal damage again, comparing for product is obtained
Condition of showing mercy such as table 3 below：
Table 3
| Sample point (mm) | 5 | 50 | 95 | 140 | 185 | 230 | 320 | 410 | 495 |
| Damage (%) again | 35.9 | 35.4 | 35.3 | 35 | 35.2 | 35.1 | 35.2 | 35.3 | 36 |
| Specific volume (μ F/cm2) | 0.748 | 0.75 | 0.751 | 0.758 | 0.765 | 0.76 | 0.758 | 0.754 | 0.743 |
Can be clearly visible by above correction data：Two shielding part (16 Hes are milled with using the upper and lower end of shielding strip 10
17) graphite electrode plate carries out corrosion hair engaging aperture, and the edge that paillon foil is made damages further increasing again, holds and also slightly improves partially, but remains to
Control stays side darkness preferable within 4%, integrally meets the effect of production needs.
Compared with prior art, the graphite electrode plate described in the utility model for being used to manufacture electric corrosion aluminum foil, by shielding
On bar be arranged at intervals carpenter's square shielding at and carpenter's square blank space, side paper tinsel is discontinuously powered up in a cell, i.e., every a week
Phase is powered up work, and a cycle carries out shielding processing, has fixation to paillon foil during shielding, so that staying side to possess conjunction
Suitable etching extent, while paillon foil in a cell strengthen by property placed in the middle, improves the stability of product.In addition, use of the present utility model
In the graphite electrode plate of manufacture electric corrosion aluminum foil, its is simple and reasonable, and manufacturing cost is low, and solves and stay showing for side darker or lighter
It is problematic, there is very high market popularization value.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.
Claims (8)
- A kind of 1. graphite electrode plate for being used to manufacture electric corrosion aluminum foil, it is characterised in that：Including graphite electrode plate, the two of the graphite electrode plate Side is respectively equipped with shielding strip, and the shielding strip is covering the both sides of the graphite electrode plate；Shielding is provided with the middle part of the shielding strip Gap, the both sides in the shielding gap are respectively separated provided with carpenter's square shielding and carpenter's square blank space, the width at the carpenter's square shielding Spend is carpenter's square blank space width 1/8th to a quarter.
- 2. the graphite electrode plate according to claim 1 for being used to manufacture electric corrosion aluminum foil, it is characterised in that：The shielding gap Slit width is 2-6mm, and it is more than or equal to 3mm that it, which stitches depth,.
- 3. the graphite electrode plate according to claim 2 for being used to manufacture electric corrosion aluminum foil, it is characterised in that：The shielding strip it is upper End or lower end or upper and lower ends milling are empty.
- 4. the graphite electrode plate according to claim 3 for being used to manufacture electric corrosion aluminum foil, it is characterised in that：The shielding strip it is upper End mill has two shielding parts.
- 5. the graphite electrode plate according to claim 3 for being used to manufacture electric corrosion aluminum foil, it is characterised in that：Under the shielding strip End mill has two shielding parts.
- 6. the graphite electrode plate according to claim 3 for being used to manufacture electric corrosion aluminum foil, it is characterised in that：The shielding strip it is upper Lower both ends are milled with two shielding parts respectively.
- 7. the graphite electrode plate for being used to manufacture electric corrosion aluminum foil according to claim any one of 1-6, it is characterised in that：The square Width at chi shielding is a quarter of carpenter's square blank space width.
- 8. the graphite electrode plate according to claim 7 for being used to manufacture electric corrosion aluminum foil, it is characterised in that：The material of the shielding strip Matter is resistant to elevated temperatures HT-PVC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720715409.0U CN206828670U (en) | 2017-06-20 | 2017-06-20 | A kind of graphite electrode plate for being used to manufacture electric corrosion aluminum foil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720715409.0U CN206828670U (en) | 2017-06-20 | 2017-06-20 | A kind of graphite electrode plate for being used to manufacture electric corrosion aluminum foil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206828670U true CN206828670U (en) | 2018-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720715409.0U Active CN206828670U (en) | 2017-06-20 | 2017-06-20 | A kind of graphite electrode plate for being used to manufacture electric corrosion aluminum foil |
Country Status (1)
| Country | Link |
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| CN (1) | CN206828670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420457A (en) * | 2022-01-17 | 2022-04-29 | 南通海星电子股份有限公司 | Manufacturing method of optical edge controllable electrode foil for solid aluminum electrolytic capacitor |
-
2017
- 2017-06-20 CN CN201720715409.0U patent/CN206828670U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420457A (en) * | 2022-01-17 | 2022-04-29 | 南通海星电子股份有限公司 | Manufacturing method of optical edge controllable electrode foil for solid aluminum electrolytic capacitor |
| CN114420457B (en) * | 2022-01-17 | 2023-06-27 | 南通海星电子股份有限公司 | Manufacturing method of smooth controllable electrode foil for solid aluminum electrolytic capacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Graphite electrode plate for manufacturing electrolytic aluminum foil Effective date of registration: 20211228 Granted publication date: 20180102 Pledgee: Shaoguan Branch of China Construction Bank Co.,Ltd. Pledgor: RUYUAN YAOZUZHIZHIXIAN DONGYANGGUANG FORMED FOIL Co.,Ltd. Registration number: Y2021980016695 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221201 Granted publication date: 20180102 Pledgee: Shaoguan Branch of China Construction Bank Co.,Ltd. Pledgor: RUYUAN YAOZUZHIZHIXIAN DONGYANGGUANG FORMED FOIL Co.,Ltd. Registration number: Y2021980016695 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Graphite Electrode Plate for Manufacturing Electroetched Aluminum Foil Effective date of registration: 20221213 Granted publication date: 20180102 Pledgee: Shaoguan Branch of China Construction Bank Co.,Ltd. Pledgor: RUYUAN YAOZUZHIZHIXIAN DONGYANGGUANG FORMED FOIL Co.,Ltd. Registration number: Y2022980026478 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230625 Granted publication date: 20180102 Pledgee: Shaoguan Branch of China Construction Bank Co.,Ltd. Pledgor: RUYUAN YAOZUZHIZHIXIAN DONGYANGGUANG FORMED FOIL Co.,Ltd. Registration number: Y2022980026478 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A graphite electrode plate used for manufacturing electrolytic aluminum foil Effective date of registration: 20230629 Granted publication date: 20180102 Pledgee: Shaoguan Branch of China Construction Bank Co.,Ltd. Pledgor: RUYUAN YAOZUZHIZHIXIAN DONGYANGGUANG FORMED FOIL Co.,Ltd. Registration number: Y2023980046747 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20180102 Pledgee: Shaoguan Branch of China Construction Bank Co.,Ltd. Pledgor: RUYUAN YAOZUZHIZHIXIAN DONGYANGGUANG FORMED FOIL Co.,Ltd. Registration number: Y2023980046747 |