CN102392281B - PCB copper electroplating groove - Google Patents
PCB copper electroplating groove Download PDFInfo
- Publication number
- CN102392281B CN102392281B CN201110361647.3A CN201110361647A CN102392281B CN 102392281 B CN102392281 B CN 102392281B CN 201110361647 A CN201110361647 A CN 201110361647A CN 102392281 B CN102392281 B CN 102392281B
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- CN
- China
- Prior art keywords
- filter
- groove
- filter screen
- copper electroplating
- pcb
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000010949 copper Substances 0.000 title claims abstract description 53
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 53
- 238000009713 electroplating Methods 0.000 title claims abstract description 34
- 239000004744 fabric Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 210000005056 cell body Anatomy 0.000 claims description 21
- 239000004743 Polypropylene Substances 0.000 claims description 7
- 229920004933 Terylene® Polymers 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 238000001914 filtration Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 6
- 239000002956 ash Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000007747 plating Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003442 weekly effect Effects 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Landscapes
- Electrolytic Production Of Metals (AREA)
Abstract
The invention relates to a PCB copper electroplating groove, which comprises a groove body, two positive electrodes disposed on two sidewalls of the groove body and a kickboard rack which is arranged in the middle of the groove body and is used for disposing a PCB. One end of the groove body below the kickboard rack is provided with a water inlet. An installation groove for a screen filter is disposed near the kickboard rack between the kickboard rack and the two positive electrodes. The installation groove for the screen filter is provided with the screen filter. One end of the groove body between the screen filter and the two positive electrodes is provided with a water outlet externally connected with a filter. The screen filter concretely contains a fixed pedestal, a plurality of clamp poles vertically arranged on the fixed pedestal and a plurality of filters installed between the clamp poles, wherein the filter comprises a bracing frame, a handle arranged on the top of the bracing frame and filter cloth arranged on the side surface of the bracing frame; strip-shaped grooves are disposed on the side of the clamp poles; strip-shaped bosses are correspondingly arranged on the two sides of the filters; and the filters can be detachably installed on the clamp poles through the joint of the bosses and the grooves. According to the invention, copper ash and impurities in the copper grooves can be effectively minimized and the copper electroplating groove pollution can be prevented.
Description
Technical field
The present invention relates to PCB auxiliary fixture technical field, be specifically related to a kind of PCB copper electroplating groove.
Background technology
Electroplating making is requisite operation in PCB manufacturing process, its Main Function is that the glue slag that after removal boring, hole wall stays makes the via hole, utilize plating mode thickening face copper thickness to reach the requirement of client and rear processing procedure, use the plumbous mode of plating positive tin to form etching auxiliary agent and make plate face form circuit.In industry, for ensure anode copper particle in copper electroplating groove, adopt titanium basket overcoat anode more; Simultaneously for ensureing copper groove tank liquor cleanliness factor, use that filtering cotton core filters.But this mode is difficult to reduce copper groove tank liquor to be polluted, and shortens periodically service time, thereby affects production production capacity.Along with the more and more high-end product type of PCB, this kind of filter type can not meet quality and the safety requirements that PCB produces.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of PCB copper electroplating groove that can effectively reduce copper groove copper ashes and impurity, prevent copper electroplating groove pollution.
For solving the problems of the technologies described above, the technical scheme that invention provides is: a kind of PCB copper electroplating groove, comprise cell body, be arranged on two anodes of cell body two side and be arranged on cell body middle for placing the kickboard frame of pcb board, cell body one end of kickboard frame below is provided with water-in, between described kickboard frame and two anodes, be provided with filter screen mounting groove near kickboard frame place, on described filter screen mounting groove, filter screen is installed, the cell body one end between described filter screen and two anodes is provided with the water outlet of external filter.
The present invention arranges filter screen in cell body, and the water outlet that is incorporated into the mouth of a river and external filter makes tank liquor directed flow between anode and negative electrode, thereby reaches the effective filtration to tank liquor, reduces copper groove copper ashes and impurity, prevents that copper electroplating groove from polluting.
Described filter screen specifically comprises stationary base mount, multiple card column and multiple filter being arranged between card column being vertically set on above stationary base mount.
The concrete quantity of above-mentioned card column and filter can be set according to actual needs, can be for example six card columns, and five filters are installed between six card columns, preferably using the length of copper electroplating groove and the size of filter as the foundation of considering of setting card column and the concrete quantity of filter.The inventor draws through research summary, the length of described filter screen is advisable with 5000mm-6000mm, filter screen arranges six equidistant card columns side by side for best, and the spacing between adjacent card column is preferably 1000mm-1200mm, and the length of card column is preferably 600-900mm.
Above-mentioned card column preferably adopts PP material to make, and the card column of PP material is isolator, tank liquor is not exerted an influence, and can effectively prevent in addition the corrosion of tank liquor to card column, thereby extends the work-ing life of filter screen.
Described filter screen is arranged in cell body by the grafting of stationary base mount and filter screen mounting groove.
Described filter specifically comprises bracing frame, be arranged on the handle at bracing frame top and be arranged on the filter cloth of bracing frame side.
When actual production, filter cloth is preferably fixed on bracing frame side by insulating screw, to prevent that polarization, the wherein screw of the preferred PVC material of insulating screw from appearring in this PCB copper electroplating groove.
Described card column side is provided with strip groove, and described filter both sides correspondence is provided with bar shaped boss, and described filter is removably mounted in card column with engaging of groove by boss.
The width of above-mentioned groove is preferably 30-50mm, by groove being set and boss is set realizes the detachable installation of filter at filter, while being conducive to normally produce on the one hand, filter is firmly arranged between card column, while being convenient to maintain on the other hand, filter is cleaned.
Above-mentioned filter screen is strip, and described filter is preferably square filter.The preferred terylene filter cloth of described filter cloth or polypropylene fibre filter cloth.
By PCB copper electroplating groove is carried out after above improvement, utilize filter screen that the probability that contact with negative electrode in normal productive process of copper particle that anode generates is reduced, by change, the water outlet position after filter forms the pollution level of another road filtering system reduction copper groove simultaneously.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention arranges filter screen in cell body, and the water outlet that is incorporated into the mouth of a river and external filter makes tank liquor directed flow between anode and negative electrode, thereby reaches the effective filtration to tank liquor, reduces copper groove copper ashes and impurity, prevents that copper electroplating groove from polluting.Simultaneously by the overall improvement to PCB copper electroplating groove internal structure and the reasonable disposition of parts, the probability that the copper particle that utilizes filter screen that anode is generated contacts with negative electrode in normal productive process reduces, improve electroplating quality, form another road filtering system and reduce simultaneously the pollution level of copper groove by changing water outlet position after filter.
Brief description of the drawings
Fig. 1 is PCB copper electroplating groove plan structure schematic diagram in the embodiment of the present invention 1;
Fig. 2 is filter screen structural representation in the embodiment of the present invention 1;
Fig. 3 is filter structural representation in the embodiment of the present invention 1.
Embodiment
For the ease of it will be appreciated by those skilled in the art that below in conjunction with accompanying drawing and embodiment, the present invention is explained in further detail.
Embodiment 1
As shown in Figure 1, 2, 3, a kind of PCB copper electroplating groove, comprise cell body 1, be arranged on two anodes 2 of cell body two side and be arranged on cell body middle for placing the kickboard frame 3 of pcb board, cell body one end of kickboard frame below is provided with water-in 5, between kickboard frame and two anodes, be provided with filter screen mounting groove 4 near kickboard frame place, on filter screen mounting groove, filter screen is installed, filter screen is arranged in cell body by the grafting of stationary base mount and filter screen mounting groove, and the cell body one end between filter screen and two anodes is provided with the water outlet 6 of external filter.The utility model arranges filter screen in cell body, and the water outlet that is incorporated into the mouth of a river and external filter makes tank liquor directed flow between anode and negative electrode, thereby reaches the effective filtration to tank liquor, reduces copper groove copper ashes and impurity, prevents that copper electroplating groove from polluting.
In the present embodiment, filter screen specifically comprises that stationary base mount 7, six are vertically set on card column 8 and five filters 9 that are arranged between card column above stationary base mount.Filter specifically comprises bracing frame 91, be arranged on the handle 92 at bracing frame top and be arranged on the filter cloth 93 of bracing frame side.Filter cloth is fixed on bracing frame side by insulating screw, and to prevent that polarization from appearring in this PCB copper electroplating groove, insulating screw is the screw of PVC material.Card column side is provided with strip groove 81, and filter both sides correspondence is provided with bar shaped boss 94, and described filter is removably mounted in card column with engaging of groove by boss.The length of filter screen is thought 5000mm, and filter screen arranges six equidistant card columns side by side, and the spacing between adjacent card column is 1000mmmm, and the length of card column is 600mm.Card column preferably adopts PP material to make, and the card column of PP material is isolator, tank liquor is not exerted an influence, and can effectively prevent in addition the corrosion of tank liquor to card column, thereby extends the work-ing life of filter screen.
The width of above-mentioned groove is preferably 30mm, by groove being set and boss is set realizes the detachable installation of filter at filter, while being conducive to normally produce on the one hand, filter is firmly arranged between card column, while being convenient to maintain on the other hand, filter is cleaned.
In the present embodiment, filter screen is strip, and filter is square filter, the preferred terylene filter cloth of filter cloth.
By PCB copper electroplating groove is carried out after above improvement, utilize filter screen that the probability that contact with negative electrode in normal productive process of copper particle that anode generates is reduced, by change, the water outlet position after filter forms the pollution level of another road filtering system reduction copper groove simultaneously.This PCB copper electroplating groove is applied in PCB electroplating work procedure, the copper particle and the cathode isolation that can effectively improve filtration efficiency, use anode to produce are opened, contribute to reduce the fraction defective such as copper ashes, pin hole, and carrying out service time in PCB plating does not need to carry out weekly, can extend service time to 10-15 day, final maintenance timeliness and the production production capacity of promoting.
Embodiment 2
The PCB copper electroplating groove of the present embodiment is with most of identical, and its difference is to be provided with seven card column 8 and six filters 9 that are arranged between card column that are vertically set on above stationary base mount in the filter screen of the present embodiment.And the length of filter screen is thought 6000mm, filter screen arranges six equidistant card columns side by side, and the spacing between adjacent card column is 1000mmmm, and the length of card column is preferably 900mm.Recess width in card column is preferably 50mm.In addition, in the present embodiment, filter cloth is polypropylene fibre filter cloth.
The PCB copper electroplating groove of the present embodiment is applied to after PCB electroplating work procedure, the copper particle and the cathode isolation that can effectively improve equally filtration efficiency, use anode to produce are opened, contribute to reduce the fraction defective such as copper ashes, pin hole, and carrying out service time in PCB plating does not need to carry out weekly, can extend service time to 10-15 day, final maintenance timeliness and the production production capacity of promoting.
Above-described embodiment is the preferred embodiment of the present invention, and in addition, the present invention can also have other implementations.That is to say, do not departing under the prerequisite of the present invention's design, within any apparent replacement also should fall into protection scope of the present invention.
Claims (7)
1. a PCB copper electroplating groove, comprise cell body, be arranged on two anodes (2) of cell body two side and be arranged on cell body middle for placing the kickboard frame (3) of pcb board, cell body one end of kickboard frame below is provided with water-in (5), it is characterized in that: between described kickboard frame (3) and two anodes (2), be provided with filter screen mounting groove (4) near kickboard frame place, on described filter screen mounting groove, filter screen is installed, the cell body one end between described filter screen and two anodes is provided with the water outlet (6) of external filter; Described filter screen comprises stationary base mount (7), multiple card column (8) and multiple filter (9) being arranged between card column being vertically set on above stationary base mount.
2. PCB copper electroplating groove according to claim 1, is characterized in that: described filter screen is arranged in cell body by stationary base mount (7) and the grafting of filter screen mounting groove (4).
3. PCB copper electroplating groove according to claim 2, is characterized in that: described filter specifically comprises bracing frame (91), be arranged on the handle (92) at bracing frame top and be arranged on the filter cloth (93) of bracing frame side.
4. PCB copper electroplating groove according to claim 3, it is characterized in that: described card column (8) side is provided with strip groove, described filter (9) both sides correspondence is provided with bar shaped boss (94), and described filter (9) is removably mounted in card column (8) by boss and engaging of groove.
5. PCB copper electroplating groove according to claim 4, is characterized in that: described filter screen is strip.
6. PCB copper electroplating groove according to claim 5, is characterized in that: described filter (9) is square filter.
7. PCB copper electroplating groove according to claim 6, is characterized in that: described filter cloth (93) is terylene filter cloth or polypropylene fibre filter cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110361647.3A CN102392281B (en) | 2011-11-16 | 2011-11-16 | PCB copper electroplating groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110361647.3A CN102392281B (en) | 2011-11-16 | 2011-11-16 | PCB copper electroplating groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102392281A CN102392281A (en) | 2012-03-28 |
| CN102392281B true CN102392281B (en) | 2014-12-03 |
Family
ID=45859659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110361647.3A Active CN102392281B (en) | 2011-11-16 | 2011-11-16 | PCB copper electroplating groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102392281B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110677994A (en) * | 2019-09-09 | 2020-01-10 | 胜宏科技（惠州）股份有限公司 | Primary and secondary air guide plate suitable for macroporous resin hole plugging and design method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201750628U (en) * | 2010-05-11 | 2011-02-16 | 深南电路有限公司 | Solution tank for processing printed circuit board (PCB) |
| CN102215636A (en) * | 2010-04-12 | 2011-10-12 | 富葵精密组件(深圳)有限公司 | Circuit board wet processing device |
| CN202323069U (en) * | 2011-11-16 | 2012-07-11 | 胜宏科技（惠州）股份有限公司 | PCB (Printed Circuit Board) copper plating tank |
-
2011
- 2011-11-16 CN CN201110361647.3A patent/CN102392281B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102215636A (en) * | 2010-04-12 | 2011-10-12 | 富葵精密组件(深圳)有限公司 | Circuit board wet processing device |
| CN201750628U (en) * | 2010-05-11 | 2011-02-16 | 深南电路有限公司 | Solution tank for processing printed circuit board (PCB) |
| CN202323069U (en) * | 2011-11-16 | 2012-07-11 | 胜宏科技（惠州）股份有限公司 | PCB (Printed Circuit Board) copper plating tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102392281A (en) | 2012-03-28 |
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| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Xinqiao Village town of freshwater Cheng technology garden 516211 Guangdong province Huizhou city Huiyang District Applicant after: VICTORY GIANT TECHNOLOGY (HUIZHOU) Co.,Ltd. Address before: Xinqiao Village town of freshwater Cheng technology garden 516211 Guangdong province Huizhou city Huiyang District Applicant before: VICTORY GIANT TECHNOLOGY HUIZHOU Co.,Ltd. |
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| C14 | Grant of patent or utility model | ||
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Effective date of registration: 20210222 Address after: 226000 Haimen Economic and Technological Development Zone, Nantong City, Jiangsu Province, No. 999 Guangzhou Road Patentee after: Nantong Shenghong Technology Co.,Ltd. Address before: Xinqiao village Xingcheng science and Technology Park, Danshui Town, Huiyang District, Huizhou City, Guangdong Province Patentee before: VICTORY GIANT TECHNOLOGY (HUIZHOU) Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231124 Address after: Xinqiao village Xingcheng science and Technology Park, Danshui Town, Huiyang District, Huizhou City, Guangdong Province Patentee after: VICTORY GIANT TECHNOLOGY (HUIZHOU) Co.,Ltd. Address before: 226000 Haimen Economic and Technological Development Zone, Nantong City, Jiangsu Province, No. 999 Guangzhou Road Patentee before: Nantong Shenghong Technology Co.,Ltd. |