CN104213180A - Electroplating liquid circulating system of flexible circuit board - Google Patents
Electroplating liquid circulating system of flexible circuit board Download PDFInfo
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- CN104213180A CN104213180A CN201410473078.5A CN201410473078A CN104213180A CN 104213180 A CN104213180 A CN 104213180A CN 201410473078 A CN201410473078 A CN 201410473078A CN 104213180 A CN104213180 A CN 104213180A
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- electroplating
- liquid
- feed liquor
- electroplate liquid
- electroplating liquid
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Abstract
The invention discloses an electroplating liquid circulating system of a flexible circuit board. The electroplating liquid circulating system comprises an electroplating main tank, a circulating tank and a PLC control system. The electroplating liquid circulating system has the following beneficial effects: in the circulating process of electroplating liquid, one part of the electroplating liquid not participating in the filtration is directly returned into the electroplating main tank through a suction pump by a liquid inlet main pipe; a digital flow meter on the liquid inlet main pipe monitors the volume of the electroplating liquid entering the electroplating main tank in real time; when the volume of the electroplating liquid entering the electroplating main channel is smaller than a preset value, the PLC system controls the suction pump to suck the electroplating liquid in an electroplating liquid storage box for supplementing to guarantee the electroplating effect; and in the whole circulating process of the electroplating liquid, the hierarchical and staged treatment of the electroplating liquid is realized, the work load of a filter is reduced, and the working efficiency and filtering effect of the filter are improved.
Description
Technical field
The present invention relates to one in a big way, specifically a kind of flexible PCB electroplate liquid recycle system.
Background technology
During existing FPC plate is produced, the filtration of electroplate liquid, normally arrange a filter, the inlet pipe of filter is fixed on the bottom of plating tank, goes out the top that pipe is fixed on plating tank, this just makes filter working load large, cannot be clean by the contaminant filter being deposited on bottom land and swim on liquid level, easily cause workpiece contamination, the electroplate liquid loss caused in electroplate liquid working cycle is difficult to accomplish quantitatively to supplement, make the effect of plating very uneven, affect quality product.
Summary of the invention
The object of the present invention is to provide a kind of flexible PCB electroplate liquid recycle system, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
The flexible PCB electroplate liquid recycle system, comprise plating major trough, circulation groove and PLC control system, the bottom of plating major trough is provided with liquid discharge pipe, the top of plating major trough is provided with upflow tube, the inside of circulation groove is provided with the baffle plate cavity volume of circulation groove being divided into feed liquor portion and fluid portion, the lower end of baffle plate is closure plate structure, is independently opened by the cavity volume of circulation groove; The upper end of baffle plate is tower structure, is provided with the filter mesh layer vertically arranged in the upper end of baffle plate; Liquid discharge pipe and upflow tube are all connected the feed liquor portion of circulation groove by pipeline; The lower end in feed liquor portion connects filter and recycle pump successively by liquid returning tube, and recycle pump is responsible for the feed liquor of plating major trough and is connected, and feed liquor supervisor is provided with digital flowmeter; Described fluid portion connects a suction pump by return line, and suction delivery side of pump connects feed liquor supervisor; Described return line is provided with a bypass duct, and this bypass duct connects an electroplate liquid torage tank; Described liquid discharge pipe, liquid returning tube, upflow tube, return line and return line are equipped with electrically-controlled valve.
Further, the height of closure plate structure is 1/5 ~ 1/2 of circulation groove cavity volume height.
Further, described PLC Ore-controlling Role is PLC processor and control panel.
Further, described PLC control system is electrically connected with described digital flowmeter and magnetic valve.
Further, the bottom surface of described plating major trough is the inclined-plane to the lopsidedness arranging liquid discharge pipe.
Compared with prior art, the invention has the beneficial effects as follows: in electroplate liquid working cycle, the parcel plating liquid not participating in filtering directly returns plating major trough by suction pump through feed liquor supervisor, digital flowmeter Real-Time Monitoring on feed liquor supervisor enters the volume of electroplate liquid in plating major trough, when the volume entering electroplate liquid in plating major trough is less than preset value, electroplate liquid in PLC system control and suck pump suction electroplate liquid torage tank supplements, to ensure electroplating effect; In whole electroplate liquid working cycle, achieve the layering to electroplate liquid, stage treatment, alleviate the compound of filter, improve working efficiency and the filter effect of filter.
Accompanying drawing explanation
Fig. 1 is the structural representation of the flexible PCB electroplate liquid recycle system.
In figure: 1-electroplates major trough, 2-feed liquor is responsible for, 3-upflow tube, 4-recycle pump, 5-suction pump, 6-electrically-controlled valve, 7-electroplate liquid torage tank, 8-filter, 9-fluid portion, 10-baffle plate, 11-circulation groove, 12-feed liquor portion, 13-liquid returning tube, 14-liquid discharge pipe, 15-bottom surface, 16-digital flowmeter, 17-return line, 18-bypass duct.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1, the flexible PCB electroplate liquid recycle system, it comprises plating major trough 1, circulation groove 11 and PLC control system, the bottom of plating major trough 1 is provided with liquid discharge pipe 14, the top of plating major trough 1 is provided with upflow tube 3, and the inside of circulation groove 11 is provided with the baffle plate 10 cavity volume of circulation groove 11 being divided into feed liquor portion 12 and fluid portion 9, and the lower end of baffle plate 10 is closure plate structure, independently opened by the cavity volume of circulation groove 11, the height of closure plate structure is 1/5 ~ 1/2 of circulation groove 11 cavity volume height; The upper end of baffle plate 10 is tower structure, is provided with the filter mesh layer vertically arranged in the upper end of baffle plate 10; Liquid discharge pipe 14 and upflow tube 3 are all connected the feed liquor portion 12 of circulation groove 11 by pipeline, thus make the impurity be deposited on bottom plating major trough 1 be flowed into the feed liquor portion 12 of circulation groove 11 by liquid discharge pipe 14, the impurity floated on liquid level is made to be flowed into the feed liquor portion 12 of circulation groove 11 by upflow tube 3, the liquid flowing into feed liquor portion 12 flows into fluid portion 9 by after the filter mesh layer filtration on baffle plate 10 after leaving standstill, thus by the larger impurity of baffle plate 10 elimination volume, achieve the pre-filtering to liquid, reduce the working load of filter 8; The lower end in feed liquor portion 12 connects filter 8 and recycle pump 4 successively by liquid returning tube 13, and recycle pump 4 is responsible for 2 with the feed liquor of plating major trough 1 and is connected, and is provided with digital flowmeter 16 feed liquor supervisor 2 near plating major trough 1 notch place; Described fluid portion 9 connects a suction pump 5 by return line 17, the output terminal of suction pump 5 connects feed liquor supervisor 2, make to only have the higher electroplate liquid of partial impurities content to filter through circulated filter system like this, improve the speed of circulation and the efficiency of filtration, avoid waste; Described return line 17 is provided with a bypass duct 18, and this bypass duct 18 connects an electroplate liquid torage tank 7; Described liquid discharge pipe 14, liquid returning tube 13, upflow tube 3, return line 17 and return line 17 are equipped with electrically-controlled valve 6; Described PLC Ore-controlling Role is PLC processor common in prior art and control panel, and described PLC control system is electrically connected with described digital flowmeter and magnetic valve 6; The bottom surface 15 of described plating major trough 1 is the inclined-plane to the lopsidedness arranging liquid discharge pipe 14, thus guide the liquid bottom plating major trough 1 to form the flowing bottom surface 15 of plating major trough 1 being formed to souring, while discharging through liquid discharge pipe 14, form washing away plating major trough 1 bottom land, be more conducive to the discharge of the impurity deposited.
In electroplate liquid working cycle, the parcel plating liquid not participating in filtering directly returns plating major trough 1 by suction pump 5 through feed liquor supervisor 2, digital flowmeter 16 Real-Time Monitoring on feed liquor supervisor 2 enters the volume of electroplate liquid in plating major trough 1, when the volume entering electroplate liquid in plating major trough 1 is less than preset value, electroplate liquid in PLC system control and suck pump 5 suction electroplate liquid torage tank 7 supplements, to ensure electroplating effect.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (6)
1. the flexible PCB electroplate liquid recycle system, it is characterized in that: comprise plating major trough (1), circulation groove (11) and PLC control system, the bottom of plating major trough (1) is provided with liquid discharge pipe (14), the top of plating major trough (1) is provided with upflow tube (3), the inside of circulation groove (11) is provided with the baffle plate (10) cavity volume of circulation groove (11) being divided into feed liquor portion (12) and fluid portion (9), the lower end of baffle plate (10) is closure plate structure, is independently opened by the cavity volume of circulation groove (11); The upper end of baffle plate (10) is tower structure, is provided with the filter mesh layer vertically arranged in the upper end of baffle plate (10); Liquid discharge pipe (14) and upflow tube (3) are all connected the feed liquor portion (12) of circulation groove (11) by pipeline; The lower end in feed liquor portion (12) connects filter (8) and recycle pump (4) successively by liquid returning tube (13), and recycle pump (4) is responsible for (2) with the feed liquor of plating major trough (1) and is connected, and feed liquor supervisor (2) is provided with digital flowmeter (16); Described fluid portion (9) connects a suction pump (5) by return line (17), and the output terminal of suction pump (5) connects feed liquor supervisor (2); Described return line (17) is provided with a bypass duct (18), and this bypass duct (18) connects an electroplate liquid torage tank (7); Described liquid discharge pipe (14), liquid returning tube (13), upflow tube (3), return line (17) and return line (17) are equipped with electrically-controlled valve (6).
2. the flexible PCB electroplate liquid recycle system according to claim 1, is characterized in that, the height of closure plate structure is 1/5 ~ 1/2 of circulation groove (11) cavity volume height.
3. the flexible PCB electroplate liquid recycle system according to claim 1, is characterized in that, described PLC Ore-controlling Role is PLC processor and control panel.
4. the flexible PCB electroplate liquid recycle system according to claim 1, is characterized in that, described PLC control system is electrically connected with described digital flowmeter (16) and magnetic valve.
5. the flexible PCB electroplate liquid recycle system according to claim 1, is characterized in that, described PLC control system is electrically connected with described digital flowmeter (16) and magnetic valve.
6. the flexible PCB electroplate liquid recycle system according to claim 1, is characterized in that, the bottom surface (15) of described plating major trough (1) is the inclined-plane to the lopsidedness arranging liquid discharge pipe (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410473078.5A CN104213180B (en) | 2014-09-17 | 2014-09-17 | Flexible PCB electroplate liquid blood circulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410473078.5A CN104213180B (en) | 2014-09-17 | 2014-09-17 | Flexible PCB electroplate liquid blood circulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104213180A true CN104213180A (en) | 2014-12-17 |
| CN104213180B CN104213180B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410473078.5A Active CN104213180B (en) | 2014-09-17 | 2014-09-17 | Flexible PCB electroplate liquid blood circulation |
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| CN (1) | CN104213180B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780097A (en) * | 2016-04-28 | 2016-07-20 | 四川昊吉科技有限公司 | Circulation type electroplating liquid filtering device |
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| JPH06116794A (en) * | 1992-10-06 | 1994-04-26 | Nippon Steel Corp | Electrogalvanizing method |
| JPH09316694A (en) * | 1996-05-31 | 1997-12-09 | Hitachi Cable Ltd | Plating device |
| JP2002241998A (en) * | 2001-02-13 | 2002-08-28 | Ricoh Co Ltd | Electrodeposition apparatus and electrodeposition method |
| JP2002322599A (en) * | 2001-04-23 | 2002-11-08 | Shigeo Hoshino | Method for plating with trivalent chromium |
| JP2003221698A (en) * | 2002-01-29 | 2003-08-08 | Mitsubishi Electric Corp | Plating apparatus |
| US20050067288A1 (en) * | 2003-09-30 | 2005-03-31 | Helge Hartz | Storage tank for process liquids with a reduced amount of bubbles |
| JP2008081777A (en) * | 2006-09-27 | 2008-04-10 | C Uyemura & Co Ltd | Plating method and plating apparatus |
| CN102653876A (en) * | 2012-05-31 | 2012-09-05 | 无锡市喷特环保工程有限公司 | Circulating system for piston aluminum oxidation tank liquid |
| CN103374744A (en) * | 2013-07-11 | 2013-10-30 | 皆利士多层线路版(中山)有限公司 | PCB (printed circuit board) electroplating copper attached tank |
| CN203807587U (en) * | 2014-04-30 | 2014-09-03 | 遂宁市维海电子科技有限公司 | FPC (Flexible Printed Circuit) board electroplating liquid circulation treatment device |
| CN203807588U (en) * | 2014-04-30 | 2014-09-03 | 遂宁市维海电子科技有限公司 | FPC electroplating automatic liquid adding device |
| CN204198884U (en) * | 2014-09-17 | 2015-03-11 | 丹阳市新光电子有限公司 | The flexible PCB electroplate liquid recycle system |
-
2014
- 2014-09-17 CN CN201410473078.5A patent/CN104213180B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05247689A (en) * | 1992-03-05 | 1993-09-24 | Nkk Corp | Chemical treatment of electrolytic tin plated steel plate |
| JPH06116794A (en) * | 1992-10-06 | 1994-04-26 | Nippon Steel Corp | Electrogalvanizing method |
| JPH09316694A (en) * | 1996-05-31 | 1997-12-09 | Hitachi Cable Ltd | Plating device |
| JP2002241998A (en) * | 2001-02-13 | 2002-08-28 | Ricoh Co Ltd | Electrodeposition apparatus and electrodeposition method |
| JP2002322599A (en) * | 2001-04-23 | 2002-11-08 | Shigeo Hoshino | Method for plating with trivalent chromium |
| JP2003221698A (en) * | 2002-01-29 | 2003-08-08 | Mitsubishi Electric Corp | Plating apparatus |
| US20050067288A1 (en) * | 2003-09-30 | 2005-03-31 | Helge Hartz | Storage tank for process liquids with a reduced amount of bubbles |
| JP2008081777A (en) * | 2006-09-27 | 2008-04-10 | C Uyemura & Co Ltd | Plating method and plating apparatus |
| CN102653876A (en) * | 2012-05-31 | 2012-09-05 | 无锡市喷特环保工程有限公司 | Circulating system for piston aluminum oxidation tank liquid |
| CN103374744A (en) * | 2013-07-11 | 2013-10-30 | 皆利士多层线路版(中山)有限公司 | PCB (printed circuit board) electroplating copper attached tank |
| CN203807587U (en) * | 2014-04-30 | 2014-09-03 | 遂宁市维海电子科技有限公司 | FPC (Flexible Printed Circuit) board electroplating liquid circulation treatment device |
| CN203807588U (en) * | 2014-04-30 | 2014-09-03 | 遂宁市维海电子科技有限公司 | FPC electroplating automatic liquid adding device |
| CN204198884U (en) * | 2014-09-17 | 2015-03-11 | 丹阳市新光电子有限公司 | The flexible PCB electroplate liquid recycle system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780097A (en) * | 2016-04-28 | 2016-07-20 | 四川昊吉科技有限公司 | Circulation type electroplating liquid filtering device |
| CN105780097B (en) * | 2016-04-28 | 2018-03-20 | 四川昊吉科技有限公司 | A kind of circulating Electroplate liquid filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104213180B (en) | 2016-06-08 |
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