CN202323069U - PCB (Printed Circuit Board) copper plating tank - Google Patents
PCB (Printed Circuit Board) copper plating tank Download PDFInfo
- Publication number
- CN202323069U CN202323069U CN2011204520793U CN201120452079U CN202323069U CN 202323069 U CN202323069 U CN 202323069U CN 2011204520793 U CN2011204520793 U CN 2011204520793U CN 201120452079 U CN201120452079 U CN 201120452079U CN 202323069 U CN202323069 U CN 202323069U
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- China
- Prior art keywords
- filter
- pcb
- filter screen
- groove
- coppering
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Abstract
The utility model relates to a PCB (Printed Circuit Board) copper plating tank comprising a tank body, two anodes arranged on the two side walls of the tank body, and a floating plate frame arranged at the middle part of the tank body and used for holding a PCB board, wherein a water inlet is arranged on one end of the tank body below the floating plate frame, filtering screen mounting tanks are arranged at positions, which are close to the floating plate frame, between the floating plate frame and the two anodes, filtering screens are installed on the filtering screen mounting tanks, and a water outlet connected with a filter is arranged on one end of the tank body between the filtering screen and the two anodes; each filtering screen comprises a fixing bed frame, a plurality of clamping columns vertically arranged on the fixing bed frame and a plurality of filter discs installed between the clamping columns; each filter disc comprises a supporting frame, a handle arranged on the top of the supporting frame and a piece of filter cloth arranged on the side face of the supporting frame; and strip-shaped grooves are arranged on the side edges of the clamping columns, strip-shaped bosses are correspondingly arranged on the two sides of the filter discs, and the filter discs are detachably installed on the clamping columns by virtue of the connection of the bosses and the grooves. The PCB copper plating tank provided by the utility model can be used for effectively reducing copper residues and impurities in the copper tank and preventing the copper plating tank from being polluted.
Description
Technical field
The utility model relates to PCB auxiliary fixture technical field, is specifically related to a kind of PCB electro-coppering groove.
Background technology
Electroplating making is requisite operation in the PCB manufacturing process; It mainly acts on is that the glue slag that removal boring back hole wall stays makes the hole wall metallization; Utilize plating mode thickening face copper thickness to reach the requirement of client and back processing procedure, use the plumbous mode of plating positive tin to form the etching auxiliary agent and make the plate face form circuit.In the industry, in the electro-coppering groove, guaranteeing to adopt titanium basket overcoat anode by the anode copper particle more; Simultaneously for guaranteeing 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 influences the production production capacity.Along with the more and more high-end product type of PCB, this kind filter type can not satisfy quality and the safety requirements that PCB produces.
Summary of the invention
In view of this, the utility model technical problem that will solve provides and a kind ofly can effectively reduce copper groove copper ashes and impurity, prevents the PCB electro-coppering groove that the electro-coppering groove pollutes.
For solving the problems of the technologies described above; The technical scheme that the utility model provides is: a kind of PCB electro-coppering groove; Comprise cell body, be arranged on two anodes of cell body two side and be arranged on the middle kickboard frame that is used to place pcb board of cell body; Cell body one end of kickboard frame below is provided with water-in; Be provided with the filter screen mounting groove near scaffold plate place between said kickboard frame and two anodes, on the said filter screen mounting groove filter screen be installed, cell body one end between said filter screen and two anodes is provided with the water outlet of external filter.
The utility model is provided with filter screen in cell body, 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 the electro-coppering groove from polluting.
Said filter screen specifically comprises stationary base mount, a plurality of card post and a plurality of filter that is installed between the card post that is vertically set on above the stationary base mount.
The concrete quantity of above-mentioned card post and filter can be set according to actual needs; For example can be six card posts; And five filters are installed between six card posts, preferably with the size of the length of electro-coppering groove and filter as the foundation of considering of setting card post and the concrete quantity of filter.The inventor draws through research summary; The length of said filter screen is advisable with 5000mm-6000mm; Filter screen is provided with six equidistance card post side by side for best, and the spacing between the adjacent card post is preferably 1000mm-1200mm, and the length of card post is preferably 600-900mm.
Above-mentioned card post preferably adopts the PP material to process, and the card post of PP material is an isolator, tank liquor is not exerted an influence, and can effectively prevent the corrosion of tank liquor to the card post in addition, thereby prolong the work-ing life of filter screen.
Said filter screen is installed in the cell body through the grafting of stationary base mount and filter screen mounting groove.
Said filter specifically comprises bracing frame, is arranged on the handle at bracing frame top and is arranged on the lateral filter cloth of bracing frame.
During actual production, filter cloth preferably is fixed on the bracing frame side through insulating screw, polarization, the wherein screw of the preferred PVC material of insulating screw occur to prevent this PCB electro-coppering groove.
Said card post side is provided with strip groove, and said filter both sides correspondence is provided with the bar shaped boss, and said filter is removably mounted on the card post with engaging of groove through boss.
The width of above-mentioned groove is preferably 30-50mm; Through groove being set and the detachable installation that boss is realized filter being set at filter; Filter firmly is installed between the card post when helping ordinary production on the one hand, when being convenient to maintain on the other hand filter is cleaned.
Above-mentioned filter screen is strip, and said filter is preferably square filter.Preferred terylene filter cloth of said filter cloth or polypropylene fibre filter cloth.
After PCB electro-coppering groove is carried out above improvement; The probability that the copper particle that utilizes filter screen to make anode generate contacts with negative electrode in normal productive process reduces, and forms the pollution level that another road filtering system reduces the copper groove through the water outlet position that changes behind filter simultaneously.
Compared with prior art, the beneficial effect of the utility model is:
The utility model is provided with filter screen in cell body, 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 the electro-coppering groove from polluting.Pass through simultaneously the overall improvement of PCB electro-coppering groove internal structure and the reasonable disposition of parts; The probability that the copper particle that utilizes filter screen to make anode generate contacts with negative electrode in normal productive process reduces; Improve electroplating quality, form the pollution level that another road filtering system reduces the copper groove through the water outlet position that changes behind filter simultaneously.
Description of drawings
Fig. 1 is a PCB electro-coppering groove plan structure synoptic diagram among the utility model embodiment 1;
Fig. 2 is a filter screen structural representation among the utility model embodiment 1;
Fig. 3 is a filter structural representation among the utility model embodiment 1.
Embodiment
Below will combine accompanying drawing and embodiment that the utility model is explained in further detail for the ease of it will be appreciated by those skilled in the art that.
Embodiment 1
Like Fig. 1,2, shown in 3; A kind of PCB electro-coppering groove; Comprise cell body 1, be arranged on two anodes 2 of cell body two side and be arranged on the middle kickboard frame 3 that is used to place pcb board of cell body; Cell body one end of kickboard frame below is provided with water-in 4, is provided with filter screen mounting groove 5 near scaffold plate place between kickboard frame and two anodes, on the filter screen mounting groove filter screen is installed; Filter screen is installed in the cell body through the grafting of stationary base mount and filter screen mounting groove, and cell body one end between filter screen and two anodes is provided with the water outlet 6 of external filter.The utility model is provided with filter screen in cell body, 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 the electro-coppering groove from polluting.
In the present embodiment, filter screen comprises that specifically stationary base mount 7, six are vertically set on card post 8 and five filters 9 that are installed between the card post above the stationary base mount.Filter specifically comprises bracing frame 91, is arranged on the handle 92 at bracing frame top and is arranged on the lateral filter cloth 93 of bracing frame.Filter cloth is fixed on the bracing frame side through insulating screw, polarization occurs to prevent this PCB electro-coppering groove, and insulating screw is the screw of PVC material.Card post side is provided with strip groove 81, and filter both sides correspondence is provided with bar shaped boss 94, and said filter is removably mounted on the card post with engaging of groove through boss.The length of filter screen is thought 5000mm, and filter screen is provided with six equidistance card post side by side, and the spacing between the adjacent card post is 1000mmmm, and the length of card post is 600mm.The card post preferably adopts the PP material to process, and the card post of PP material is an isolator, tank liquor is not exerted an influence, and can effectively prevent the corrosion of tank liquor to the card post in addition, thereby prolong the work-ing life of filter screen.
The width of above-mentioned groove is preferably 30mm; Through groove being set and the detachable installation that boss is realized filter being set at filter; Filter firmly is installed between the card post when helping ordinary production on the one hand, when 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.
After PCB electro-coppering groove is carried out above improvement; The probability that the copper particle that utilizes filter screen to make anode generate contacts with negative electrode in normal productive process reduces, and forms the pollution level that another road filtering system reduces the copper groove through the water outlet position that changes behind filter simultaneously.This PCB electro-coppering groove is applied in the PCB electroplating work procedure; Copper particle and the cathode isolation of can effectively improve filtration efficiency, using anode to produce are opened; Help to reduce fraction defectives such as copper ashes, pin hole; And electroplate at PCB and to carry out service time and do not need to carry out weekly, can prolong service time to 10-15 day, final maintenance timeliness and the production production capacity of promoting.
The PCB electro-coppering groove of present embodiment is with most of identical, and its difference is that the filter screen of present embodiment is provided with seven card post 8 and six filters 9 that are installed between the card post that are vertically set on above the stationary base mount.And the length of filter screen is thought 6000mm, and filter screen is provided with six equidistance card post side by side, and the spacing between the adjacent card post is 1000mmmm, and the length of card post is preferably 900mm.Recess width on the card post is preferably 50mm.In addition, in the present embodiment, filter cloth is the polypropylene fibre filter cloth.
After the PCB electro-coppering groove of present embodiment is applied to the PCB electroplating work procedure; Copper particle and the cathode isolation of can effectively improve filtration efficiency equally, using anode to produce are opened; Help to reduce fraction defectives such as copper ashes, pin hole; And electroplate at PCB and to carry out service time and do not need to carry out weekly, can prolong service time to 10-15 day, final maintenance timeliness and the production production capacity of promoting.
The foregoing description is the preferred implementation of the utility model, and in addition, the utility model can also have other implementations.That is to say that under the prerequisite that does not break away from the utility model design, any conspicuous replacement also should fall within the protection domain of the utility model.
Claims (8)
1. PCB electro-coppering groove; Comprise cell body (1), be arranged on two anodes (2) of cell body two side and be arranged on the middle kickboard frame (3) that is used to place pcb board of cell body; Cell body one end of kickboard frame below is provided with water-in (4); It is characterized in that: be provided with filter screen mounting groove (5) near scaffold plate place between said kickboard frame (3) and two anodes (2); On the said filter screen mounting groove filter screen is installed, cell body one end between said filter screen and two anodes is provided with the water outlet (6) of external filter.
2. PCB electro-coppering groove according to claim 1 is characterized in that: said filter screen comprises stationary base mount (7), a plurality of card post (8) and a plurality of filter (9) that is installed between the card post that is vertically set on above the stationary base mount.
3. PCB electro-coppering groove according to claim 2 is characterized in that: said filter screen is installed in the cell body through the grafting of stationary base mount (7) with filter screen mounting groove (5).
4. PCB electro-coppering groove according to claim 3 is characterized in that: said filter specifically comprises bracing frame (91), is arranged on the handle (92) at bracing frame top and is arranged on the lateral filter cloth of bracing frame (93).
5. PCB electro-coppering groove according to claim 4; It is characterized in that: said card post (8) side is provided with strip groove (1); Said filter (9) both sides correspondence is provided with bar shaped boss (94), and said filter (9) is removably mounted on the card post (8) through boss and engaging of groove.
6. PCB electro-coppering groove according to claim 5, it is characterized in that: said filter screen is strip.
7. PCB electro-coppering groove according to claim 6 is characterized in that: said filter (9) is square filter.
8. PCB electro-coppering groove according to claim 7 is characterized in that: said filter cloth (93) is terylene filter cloth or polypropylene fibre filter cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204520793U CN202323069U (en) | 2011-11-16 | 2011-11-16 | PCB (Printed Circuit Board) copper plating tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204520793U CN202323069U (en) | 2011-11-16 | 2011-11-16 | PCB (Printed Circuit Board) copper plating tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202323069U true CN202323069U (en) | 2012-07-11 |
Family
ID=46435056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204520793U Withdrawn - After Issue CN202323069U (en) | 2011-11-16 | 2011-11-16 | PCB (Printed Circuit Board) copper plating tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202323069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102392281A (en) * | 2011-11-16 | 2012-03-28 | 胜宏科技（惠州）有限公司 | PCB copper electroplating groove |
-
2011
- 2011-11-16 CN CN2011204520793U patent/CN202323069U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102392281A (en) * | 2011-11-16 | 2012-03-28 | 胜宏科技（惠州）有限公司 | PCB copper electroplating groove |
| CN102392281B (en) * | 2011-11-16 | 2014-12-03 | 胜宏科技（惠州）股份有限公司 | PCB copper electroplating groove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120711 Effective date of abandoning: 20141203 |
|
| RGAV | Abandon patent right to avoid regrant |