CN109750281A - A kind of horizontal copper precipitation unit - Google Patents
A kind of horizontal copper precipitation unit Download PDFInfo
- Publication number
- CN109750281A CN109750281A CN201711085108.5A CN201711085108A CN109750281A CN 109750281 A CN109750281 A CN 109750281A CN 201711085108 A CN201711085108 A CN 201711085108A CN 109750281 A CN109750281 A CN 109750281A
- Authority
- CN
- China
- Prior art keywords
- pair
- rollers
- precipitation unit
- medicine pond
- copper precipitation
- 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.)
- Granted
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 39
- 239000010949 copper Substances 0.000 title claims abstract description 39
- 238000001556 precipitation Methods 0.000 title claims abstract description 23
- 239000003814 drug Substances 0.000 claims abstract description 54
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Landscapes
- Electroplating Methods And Accessories (AREA)
Abstract
The invention discloses a kind of horizontal copper precipitation units.The horizontal copper precipitation unit includes rectifier, anode metal plate, medicine pond and roll wheel assembly；The anode metal plate is fixed in the medicine pond；The roll wheel assembly includes the first pair of rollers and the second pair of rollers；First pair of rollers is fixed in the medicine pond and is immersed in the liquid medicine inside the medicine pond, second pair of rollers and first pair of rollers are mobile for drawing wiring board forward horizontal in the outside for transversely and horizontally arranging and being located at the medicine pond, first pair of rollers and second pair of pair of rollers；The anode metal plate is electrically connected the anode output end of the rectifier, and second pair of rollers is electrically connected the cathode end of the rectifier.There is good backlight effect by the wiring board of this horizontal copper precipitation unit.
Description
Technical field
Copper equipment technical field is sunk the present invention relates to pcb board, and in particular to a kind of horizontal copper precipitation unit.
Background technique
Usually there is heavy copper backlight during to wiring board electroless copper plating in the heavy copper equipment of the PCB circuit board of the prior art
Bad phenomenon generates, and the heavy undesirable wiring board of copper makes the total quality of wiring board not high.
Summary of the invention
The present invention provides a kind of horizontal copper precipitation unit to solve above-mentioned technical problem.
A kind of horizontal copper precipitation unit；Wherein, which includes rectifier, metal plate, medicine pond and roll wheel assembly；
The metal plate is fixed in the medicine pond；The roll wheel assembly includes the first pair of rollers and the second pair of rollers；First rolling
For wheel to being fixed in the medicine pond and being immersed in the liquid medicine inside the medicine pond, second pair of rollers is located at the medicine pond
It is external and with first pair of rollers in transversely and horizontally arranging, first pair of rollers and second pair of pair of rollers are for drawing route
Plate forward horizontal is mobile；The metal plate is electrically connected the anode output end of the rectifier, and second pair of rollers is electrical
It is connected to the cathode end of the rectifier.
Preferably, which further includes having controller；The controller is fixed on the side wall in the medicine pond
And it is electrically connected with the control terminal of the rectifier.
Preferably, which includes the first upper roller and the first bottom roller；First upper roller is fixed on
The top of first bottom roller and be formed between first bottom roller for providing wiring board mobile space first
Gap；First sensor is provided in first gap.
Preferably, which includes the second upper roller and the second bottom roller；Second upper roller is fixed on
The top of second bottom roller and be formed between second bottom roller for providing wiring board mobile space second
Gap；Second sensor is provided in second gap.
Preferably, the first sensor and second sensor are pressure sensor, and the first sensor and second
The control terminal of sensor is electrically connected with the controller.
Preferably, it is in the idler wheel transversely and horizontally arranged that several groups are additionally provided between first pair of rollers and the second pair of rollers
It is right.
Preferably, which is vertically provided with demarcation plate；The demarcation plate medicine pond is isolated into medicine pond and
Reaction tank, and overflow port is provided on the demarcation plate, it is described to be connected into medicine pond by the overflow port with the reaction tank.
Compared with prior art the invention has the following advantages that
The outside in the medicine pond is located at due to second pair of rollers and is in transversely and horizontally to arrange with first pair of rollers,
Under the rolling action of first pair of rollers and the second pair of rollers, wiring board will forward horizontal movement；Further, since described
Metal plate is electrically connected the anode output end of the rectifier, and second pair of rollers is electrically connected the yin of the rectifier
Pole output end；Electric current is provided by rectifier, cathode is electrically connected the second pair of rollers, and anode is electrically connected metal plate and is immersed in
Inside heavy copper liquid medicine, heavy copper liquid medicine is contacted again after wiring board contacts the second pair of rollers, and the forming circuit of anode and cathode conducting at this time rises
To the effect for accelerating heavy copper；
The overflow port being arranged on demarcation plate among the medicine pond of copper precipitation unit of the invention can make the liquid level in reaction tank
It keeps constant, can reduce heavy copper effect is had an impact because of fluid change in this way；
Horizontal copper precipitation unit of the invention is to be driven circuit board into reaction tank by roller group, and the roller group is upper
Lower double-layer structure, the plate face of pair of rollers wiring board is squeezed when passing through between two idler wheels above and below roller group when circuit board in this way
Pressure is conducive to liquid medicine and enters the heavy copper of formation in the nonmetallic hole on wiring board, avoids the bad phenomenon of wiring board backlight and generate；
It is connected with pressure sensor on idler wheel in roller group of the invention, institute can be incuded by the pressure sensor
Pressure suffered by wiring board plate face is stated, can be needed to adjust the distance between two idler wheels up and down according to pressure.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of the horizontal copper precipitation unit in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram in the medicine pond in the embodiment of the present invention；
Fig. 3 is the connection status diagram of idler wheel and pressure sensor.
Appended drawing reference:
1, rectifier；2, medicine pond, 21, into medicine pond, 22, reaction tank, 23, demarcation plate, 24, overflow port；3, roll wheel assembly,
31, the first pair of rollers, the 32, second pair of rollers, 33, pressure sensor；4, metal plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figures 1 to 3, a kind of horizontal copper precipitation unit, including rectifier 1, medicine pond 2 and roll wheel assembly 3, the medicine pond 2
There is heavy copper liquid medicine in inside, and submergence has the metal plate 44 being electrically connected with 1 anode of rectifier, the idler wheel in the heavy copper liquid medicine
Component 3 includes the first pair of rollers 31 and the second pair of rollers 32, is also set up between first pair of rollers 31 and the second pair of rollers 32
Having several groups is in the pair of rollers transversely and horizontally arranged；First pair of rollers 31 is fixed in the medicine pond 2 and is immersed in described
In liquid medicine inside medicine pond 2, second pair of rollers 32, which is located at the outside in the medicine pond 2 and with first pair of rollers 31, is in
It transversely and horizontally arranges, first pair of rollers 31 and second pair of pair of rollers are mobile for drawing wiring board forward horizontal；In this hair
In bright embodiment, the roll wheel assembly 3 includes that the horizontally disposed two rows of idler wheels in 2 upper end of medicine pond are arranged in, and is located at
In the roll wheel assembly 3 second pair of rollers 32 of front end be set to the medicine pond 2 outside and with the rectifier 1
Cathode electrical connection, is set in the medicine pond 2 and immerses positioned at first pair of rollers 31 of rearmost end in the roll wheel assembly 3
In liquid medicine in the medicine pond 2；First pair of rollers 31 includes the first upper roller and the first bottom roller；First upper roller
It is fixed on the top of first bottom roller and first bottom roller is provided with for providing wiring board mobile space
One gap；First gap setting has first sensor；Second pair of rollers 32 includes the second upper roller and the second lower rolling
Wheel；Second upper roller is fixed on the top of second bottom roller and is provided with second bottom roller for providing line
Second gap of road plate mobile space；Second gap setting has second sensor；The horizontal copper precipitation unit further includes having control
Device (not shown) processed；The controller is fixed on the side wall in the medicine pond 2 and is electrically connected with the control terminal of the rectifier,
The control terminal of the first sensor and second sensor is electrically connected with the controller；Pass through first sensor detection the
Pressure data is transferred in controller the pressure condition of wiring board by one pair of rollers 31, is then controlled motor and is driven first
Upper roller and the first bottom roller do it is up and down, adjustment for providing the width in the first gap of wiring board mobile space, thus
Reach the pressure of adjustment compacting in the circuit board, so that wiring board is kept constant in the pressure of the first pair of rollers 31, it is not easy to because
The slipping phenomenon that pressure is excessively damaged by pressure or generated by insufficient pressure；The second pair of rollers 32 is detected to line by second sensor
The pressure condition of road plate, and pressure data is transferred in controller, it then controls motor and drives under the second upper roller and second
Idler wheel does up and down, and adjustment is compressed on for providing the width in the second gap of wiring board mobile space to reach adjustment
Pressure on wiring board, so that wiring board is kept constant in the pressure of the second pair of rollers 32, it is not easy to be damaged by pressure because pressure is excessive
Or the slipping phenomenon generated by insufficient pressure；And the operation that rectifier 1 can be controlled at any time by controller, controls whole at any time
Flow the on-off of device 1.
In addition, there is a demarcation plate 23 inside the medicine pond 2, the medicine pond 2 is isolated into one into medicine by the demarcation plate 23
Pond 2 and a reaction tank 22 offer an overflow port 24 on the demarcation plate 23, and the overflow port 24 can guarantee the reaction
The upper surface of liquid medicine in pond 22 is flushed with the lower end of the overflow port 24 always, can guarantee that the liquid level in the reaction tank 22 is protected
It holds constant.
Gap in two rows of idler wheels between two idler wheels up and down of opposite position is adjustable, and the first sensor and the
Two sensors are pressure sensor 33, and the pressure sensor 33 can incude the upper and lower of the wiring board between two idler wheels
Pressure suffered by two plate faces.
At work, can thickness according to the wiring board of copper to be sunk, material, to adjust between idler wheel described in two rows
Distance, set pressure on wiring board to be constant.Wiring board moves to the first idler wheel from the second pair of rollers 32 along horizontal roller
To 31, into inside the reaction tank 22, and heavy copper circuit is connected.Due to the wiring board movement during, the rolling
Wheel oppresses two surfaces up and down of the wiring board, is conducive to the non-gold that heavy copper liquid medicine enters on the wiring board in this way
Belong in hole, to be conducive to the electroless copper plating in nonmetallic hole, so that wiring board has good backlight effect.
A kind of horizontal copper precipitation unit is provided for the embodiments of the invention above to be described in detail, it is used herein
A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand originally
The core concept of invention；At the same time, for those skilled in the art, according to the thought of the present invention and method, specific real
Apply in mode and application range that there will be changes, in conclusion the content of the present specification should not be construed as to limit of the invention
System.
Claims (7)
1. a kind of horizontal copper precipitation unit, it is characterised in that: the horizontal copper precipitation unit include rectifier, anode metal plate, medicine pond and
Roll wheel assembly；The anode metal plate is fixed in the medicine pond；The roll wheel assembly includes the first pair of rollers and the second idler wheel
It is right；First pair of rollers is fixed in the medicine pond and is immersed in the liquid medicine inside the medicine pond, second pair of rollers
With first pair of rollers in the outside for transversely and horizontally arranging and being located at the medicine pond, first pair of rollers and second pair of idler wheel
To mobile for drawing wiring board forward horizontal；The anode metal plate is electrically connected the anode output end of the rectifier,
Second pair of rollers is electrically connected the cathode end of the rectifier.
2. horizontal copper precipitation unit according to claim 1, it is characterised in that: the horizontal copper precipitation unit further includes having control
Device；The controller is fixed on the side wall in the medicine pond and is electrically connected with the control terminal of the ballast.
3. horizontal copper precipitation unit according to claim 2, it is characterised in that: first pair of rollers includes to roll on first
Wheel and the first bottom roller；First upper roller is fixed on the top of first bottom roller and between first bottom roller
It is formed with for providing the first gap of wiring board mobile space；
First sensor is provided in first gap.
4. horizontal copper precipitation unit according to claim 3, it is characterised in that: second pair of rollers includes to roll on second
Wheel and the second bottom roller；Second upper roller is fixed on the top of second bottom roller and between second bottom roller
It is formed with for providing the second gap of wiring board mobile space；
Second sensor is provided in second gap.
5. horizontal copper precipitation unit according to claim 4, it is characterised in that: the first sensor and second sensor are equal
For pressure sensor, and the control terminal of the first sensor and second sensor is electrically connected with the controller.
6. horizontal copper precipitation unit described in any one of -5 claims according to claim 1, it is characterised in that:
It is in the pair of rollers transversely and horizontally arranged that several groups are additionally provided between first pair of rollers and the second pair of rollers.
7. horizontal copper precipitation unit described in any one of -5 claims according to claim 1, it is characterised in that:
The medicine bottom of pond portion is vertically provided with demarcation plate；The medicine pond is isolated into medicine pond and reaction tank by the demarcation plate, and
Overflow port is provided on the demarcation plate, it is described to be connected into medicine pond by the overflow port with the reaction tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711085108.5A CN109750281B (en) | 2017-11-07 | 2017-11-07 | Horizontal copper deposition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711085108.5A CN109750281B (en) | 2017-11-07 | 2017-11-07 | Horizontal copper deposition device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109750281A true CN109750281A (en) | 2019-05-14 |
| CN109750281B CN109750281B (en) | 2024-04-12 |
Family
ID=66401286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711085108.5A Active CN109750281B (en) | 2017-11-07 | 2017-11-07 | Horizontal copper deposition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109750281B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114071890A (en) * | 2020-08-05 | 2022-02-18 | 深南电路股份有限公司 | Circuit board and copper deposition method thereof |
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| Publication number | Publication date |
|---|---|
| CN109750281B (en) | 2024-04-12 |
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