CN109023320A - A kind of heavy nickel gold thread gold salt automatic adding device and its control method - Google Patents
A kind of heavy nickel gold thread gold salt automatic adding device and its control method Download PDFInfo
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- CN109023320A CN109023320A CN201711020569.4A CN201711020569A CN109023320A CN 109023320 A CN109023320 A CN 109023320A CN 201711020569 A CN201711020569 A CN 201711020569A CN 109023320 A CN109023320 A CN 109023320A
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- gold
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/42—Coating with noble metals
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- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
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- Organic Chemistry (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to circuit board printing ancillary equipment field more particularly to a kind of heavy nickel gold thread gold salt automatic adding device and its control methods；Adopt the following technical scheme that a kind of heavy nickel gold thread gold salt automatic adding device, including power control cabinet, metering pump, gold solution storage device, transfusion catheter, golden cylinder, power control cabinet can control metering pump and the gold solution in gold solution storage device be quantitatively transported in golden cylinder, gold solution storage device includes gold solution storage cup and leakage-proof socket, and gold solution storage cup is placed in leakage-proof socket；Leakproof trench bottom is fixed with two detecting electrode pieces, and when leakage occurs, gold solution can flow into leakage-proof socket and be connected to two detecting electrode pieces, and control leakproof alarm device sounds an alarm after controller receives signal.The present invention has the advantages that cooperating using gold solution storage cup and leakage-proof socket, and power control cabinet is connected, can be sounded an alarm when leakage occurs；It is equipped with Theft-proof cabinet, anti-theft pipeline and three monitoring cameras simultaneously, improves the anti-theft performance of gold salt automatic adding device.
Description
Technical field
The present invention relates to circuit board printing ancillary equipment field more particularly to a kind of heavy nickel gold thread gold salt automatic adding devices
And its control method.
Background technique
Heavy nickel gold is also known as chemical nickel gold or electroless nickel gold, heavy nickel gold be by chemically react copper surface replacement palladium again
Then one layer of ni-p alloy coating in chemical plating on the basis of palladium core plates one layer of gold on the surface of nickel by displacement reaction；It is heavy
Nickel gold is used to that the copper of circuit board surface is prevented to be oxidized or corrode and for welding and answering for the surface treatment of circuit board
For contacting (such as key, golden finger), golden raw material is from gold potassium cyanide or citric acid gold potassium in chemical nickel gold technique, again
Claim " gold salt ".
Each PCB enterprise is to protect valuable gold salt using safe, and the supplement of gold salt consumption mainly uses periodic analysis gold cylinder slot
Golden concentration in liquid, the tank liquor gold concentration lower limit standard for reaching specified propose gold salt replacement demand by production division, transfer to skill
After art department and planning authorities's review core, person liable is specified to show by multiple departments such as object control collaboration finance, chemical examination, security or administration
Field, which is participated in the overall process, to be claimed by storehouse, is transported, is dissolved as liquid and be added into golden cylinder again.
The mode of traditional artificial addition gold salt needs multiple departments to simultaneously participate in, and the frequency of gold salt addition is lower, adds every time
Add and be also required to be added larger amount of gold salt, the concentration variation so as to cause gold salt in golden cylinder is excessive, to influence product surface gold
Thickness degree leads to unstable product quality, while also increasing the consumption of gold salt (addition initial stage layer gold is thicker)；Therefore it can use
Corresponding equipment adds gold salt into golden cylinder, and generally gold salt being first deployed into a certain concentration gold solution, to be stored in capacity biggish
In container, gold solution is added into golden cylinder by equipment, so that the concentration of gold ion in golden cylinder is supplemented, it is molten using equipment addition gold
The frequency of addition gold solution can be improved in liquid, to keep gold ion fluctuation of concentration in golden cylinder smaller, so that it is gold-plated to improve product
Quality, while reducing gold salt consumption.
Since gold solution belongs to valuable material, the leakproof of gold salt automatic adding device and antitheft just become need to pay attention to reconciliation
Certainly the problem of.
Summary of the invention
The purpose of the present invention is to provide the control method of a kind of heavy nickel gold thread gold salt automatic adding device and adding set,
It is characterized in particular in and a kind of control of heavy nickel gold thread gold salt automatic adding device and the device for being able to achieve anti-leakage theft-proof function is provided
Method.
In order to achieve the above objectives, the present invention adopts the following technical scheme: a kind of heavy nickel gold thread gold salt automatic adding device, packet
Include power control cabinet, metering pump, gold solution storage device, transfusion catheter, golden cylinder, gold solution storage device include gold solution storage cup and
Leakage-proof socket, gold solution storage cup are placed in leakage-proof socket；Leakproof trench bottom is fixed with two detecting electrode pieces, two detecting electrodes
Piece connects the controller in power control cabinet by conducting wire, is additionally provided with leakproof alarm device in power control cabinet, prevents when gold solution leaks out to flow into
When bakie, two detecting electrode pieces of leakproof trench bottom can be connected to, control leakproof alarm device issues police after controller receives signal
Report；Controller electrical connection metering pump control metering pump in power control cabinet, which quantifies gold solution, to be transported in golden cylinder；The power control cabinet
It inside further include automatically controlled timer, it is fixed that the controller in automatically controlled timer electrical connection power control cabinet allows the controller to timing controlled metering pump
It measures and conveys gold solution into golden cylinder.
Further, two detecting electrode pieces are divided into the first detecting electrode piece and the second detecting electrode piece, the first detection electricity
Pole piece is electrically connected the output end of controller, and the second detecting electrode piece is electrically connected the input terminal of controller.
It further, further include Theft-proof cabinet and anti-theft pipeline, the power control cabinet, metering pump, the setting of gold solution storage device
In Theft-proof cabinet；Theft-proof cabinet side is provided with through-hole and anti-theft pipeline cooperates, and anti-theft pipeline is fastened on Theft-proof cabinet side
On through-hole；The output end of metering pump connects transfusion catheter, and transfusion catheter passes through the through-hole of Theft-proof cabinet side and anti-theft pipeline is passed through
In golden cylinder.
Further, the top of Theft-proof cabinet is provided with the first monitoring camera, and the second monitoring of setting is taken the photograph above anti-theft pipeline
As head, third monitoring camera is set above golden cylinder.
Further, a Protective lock and secondary protection lock are set on Theft-proof cabinet, and a Protective lock and secondary protection lock need
It is opened with different keys.
Further, it is provided with above the infrared inductor that is provided with close to Theft-proof cabinet front position, Theft-proof cabinet anti-
Steal alarm device；It is provided with wire guide at the top of Theft-proof cabinet, the controller in Theft-proof cabinet is electrically connected infrared inductor using wire guide
And burglar alarm.
A kind of control method of heavy nickel gold thread gold salt automatic adding device, includes the following steps:
A. the gold of the coated plate areal calculation unit time consumption of gold-plated thickness and unit time production is required according to coated plate
Amount.
B. gold salt solution is mixed with gold salt powder in gold solution storage device according to the golden amount that the unit time consumes, and
The golden meter consumed according to the unit time in step a calculates the gold solution capacity that need to be consumed the unit time, allotment gold salt solution
Step is cooperated to carry out by the personnel of multiple departments.
C., the parameter of controller in power control cabinet is set, timing, the controller after the unit time are carried out by automatically controlled timer
Metering pump extraction such as gold solution capacity calculated in step b is controlled to inject in gold cylinder.
D., the parameter of controller in power control cabinet, when the gold solution storage cup leakage in gold solution storage device, leakage are set
Two detecting electrode pieces in gold solution triggering leakage-proof socket out, two detecting electrode pieces are connected to and electric signal are transmitted to control
Device processed, controller control leakproof alarm device sound an alarm.
E. according to the total capacity for storing gold solution in the capacity of the gold solution of unit time consumption and gold solution storage cup, meter
The time of gold solution consumption 80% in gold solution storage cup is calculated, and is rounded number of days downwards, according to the resulting number of days of calculating as one
The period of secondary addition gold solution, every responsible person for crossing each department of a cycle tissue carry out the configuration and addition of gold solution.
The step a, step b, step c, the unit time in step e can be two to four hours.
The present invention has the advantages that cooperating using gold solution storage cup and leakage-proof socket, and power control cabinet is connected, when gold solution is sent out
It can be sounded an alarm when raw leakage；It is equipped with Theft-proof cabinet, anti-theft pipeline and three monitoring cameras simultaneously, improves gold salt and adds dress automatically
The anti-theft performance set.
Detailed description of the invention
Attached drawing 1 is a kind of overall structure figure of the heavy nickel gold thread gold salt automatic adding device of embodiment 1；
Attached drawing 2 is a kind of ground sectional view of the gold solution storage device of the heavy nickel gold thread gold salt automatic adding device of embodiment 1；
Attached drawing 3 is a kind of annexation figure of the heavy nickel gold thread gold salt automatic adding device of embodiment 1.
Specific embodiment
Embodiment 1: referring to Fig.1-3, a kind of heavy nickel gold thread gold salt automatic adding device, including power control cabinet 1, metering pump 2, gold
Solution storage device 3, transfusion catheter 4, golden cylinder 5, gold solution storage device 3 include gold solution storage cup 31 and leakage-proof socket 32, gold
Solution storage cup 31 is placed in leakage-proof socket 32；32 bottom of leakage-proof socket is fixed, and there are two detecting electrode piece 321, two detecting electrodes
Piece 321 connects the controller 11 in power control cabinet 1 by conducting wire, is additionally provided with leakproof alarm device 12 in power control cabinet 1, when gold solution from
When leaking out inflow leakage-proof socket 32 in gold solution storage cup 31, two detecting electrode pieces 321 of 32 bottom of leakage-proof socket can be connected to, are controlled
Control leakproof alarm device 12 sounds an alarm after device 11 receives signal；Controller 11 in power control cabinet 1 is electrically connected the control meter of metering pump 2
Amount pump 2, which quantifies gold solution, to be transported in golden cylinder 5；It further include automatically controlled timer 13 in the power control cabinet 1, automatically controlled 13 electricity of timer
Controller 11 in connection power control cabinet 1 enables 11 timing controlled metering pump 2 of controller is quantitative to convey gold solution into golden cylinder 5.
In power control cabinet 1 be arranged controller 11, leakproof alarm device 12, automatically controlled timer 13, can also be arranged power-off alarm device,
Digital display etc., power-off alarm device, digital display are electrically connected controller, provide more function for gold salt automatic adding device
Energy；Metering pump 2 is fixed on above power control cabinet 1, and the drawing liquid conduit of metering pump 2 protrudes into the gold solution in gold solution storage cup 31,
The transfusion catheter 4 of metering pump 2 leads to golden cylinder；Gold solution storage cup 31 is fixed in leakage-proof socket 32, leakage-proof socket 32 be it is cylindrical and
The radius of leakage-proof socket 32 is greater than the radius of gold solution storage cup 31, when the gold solution in gold solution storage cup 31 leaks out, can flow
In leakage-proof socket 32, it is to disconnect that two detecting electrode pieces 33, which are arranged, in its natural state in 32 bottom of leakage-proof socket, when gold solution stream
Onto two detecting electrode pieces 33, when two detecting electrode pieces 33 are connected to, the controller of two detecting electrode pieces 33 electrical connection
11 will receive leakage signal, sound an alarm to control leakproof alarm device 12.
In order to optimize the effect that two detecting electrode pieces 33 detect leakage, two detecting electrode pieces 33 divide for the first detection electricity
Pole piece 331 and the second detecting electrode piece 332, the first detecting electrode piece 331 are electrically connected the output end of controller 11, the second detection electricity
The input terminal of the electrical connection controller 11 of pole piece 332.Controller 11 can be by choosing whether to export to the first detecting electrode piece 331
Electric signal come control two detecting electrode pieces 33 whether start detection leakage function；When controller 11 is to the first detecting electrode piece
When 331 output high level, start the detection leakage function of two detecting electrode pieces 33, when controller 11 is to the first detecting electrode piece
When 331 output low level, the detection leakage function of two detecting electrode pieces 33 is closed.
It further, further include Theft-proof cabinet 6 and anti-theft pipeline 7, the power control cabinet 1, metering pump 3, gold solution storage device 3
It is arranged in Theft-proof cabinet 6；6 side of Theft-proof cabinet is provided with through-hole and anti-theft pipeline 7 cooperates, and anti-theft pipeline 7 is fastened on antitheft
On the through-hole of 6 side of cabinet；The output end of metering pump 2 connects transfusion catheter 4, transfusion catheter 4 pass through 6 side of Theft-proof cabinet through-hole and
Anti-theft pipeline 7 is passed through in golden cylinder 5.
Anti-theft pipeline 7 can be fixedly connected on by welding on the through-hole of 6 side of Theft-proof cabinet, so that Theft-proof cabinet 6
One is formed with anti-theft pipeline 7, prevents someone from puncturing liquid-transport pipe-line 4 and steals gold solution；Anti-theft pipeline 7 leads to one end of golden cylinder 5
It can also weld together with the lid of golden 5 top of cylinder, further increase anti-theft performance.
Further, the top of Theft-proof cabinet 6 is provided with the first monitoring camera 81, the second prison of setting above anti-theft pipeline 7
Camera 82 is controlled, third monitoring camera 83 is set above golden cylinder 5.By being set above Theft-proof cabinet 6, anti-theft pipeline 7 and golden cylinder 5
Monitoring camera is set, can be monitored with multi-angle, comprehensively to whole device, so that gold solution be prevented to be stolen.
Further, a Protective lock 61 and secondary protection lock 62 are set on Theft-proof cabinet 6, and a Protective lock 61 is prevented with secondary
Shield lock 62 needs to be opened with different keys.The key of Protective lock 61 and secondary protection lock 62 is managed by different department managers
Reason, the door of Theft-proof cabinet 6 could be opened by needing to open simultaneously a Protective lock 61 and secondary protection lock 62, can be according to the feelings used
The number of condition increase Protective lock.
Further, 6 front position of Theft-proof cabinet is being provided with infrared inductor 91, is being arranged above Theft-proof cabinet 6
There is burglar alarm 92；Wire guide is provided at the top of Theft-proof cabinet 6, the controller 11 in Theft-proof cabinet 6 is electrically connected red using wire guide
Outside line inductor 91 and burglar alarm 92.
The gold salt automatic adding device is preferably arranged in same windowfree workshop with golden cylinder 5, the hair of infrared inductor 91
End and receiving end setting are penetrated in the front of Theft-proof cabinet 6, the transmitting terminal of infrared inductor 91 and receiving end can be separately positioned on anti-
It steals on the close wall of cabinet 6 and on the wall on opposite or golden cylinder 5；When someone enters processing workshop close to Theft-proof cabinet 6, infrared ray
Inductor 91 can sense foreign matter entrance, and the controller 11 into power control cabinet 1 issues signal, and controller 11 controls anti-theft alarm
Device 92 sounds an alarm.
Such as the control method of heavy nickel gold thread gold salt automatic adding device a kind of in above-described embodiment, include the following steps:
A. the gold of the coated plate areal calculation unit time consumption of gold-plated thickness and unit time production is required according to coated plate
Amount.
B. gold salt solution is mixed with gold salt powder in gold solution storage device 3 according to the golden amount that the unit time consumes,
And the gold solution capacity that the golden meter calculating unit time consumed according to the unit time in step a need to consume, deploy gold salt solution
The step of cooperate to carry out by the personnel of multiple departments.
C., the parameter of controller 11 in power control cabinet 1 is set, timing is carried out by automatically controlled timer 12, is controlled after the unit time
Device 11 processed controls the extraction of metering pump 2 such as gold solution capacity calculated in step b and injects in gold cylinder 5.
D., the parameter of controller 11 in power control cabinet 1 is set, when 31 leakage of gold solution storage cup in gold solution storage device 3
When, the two detecting electrode pieces 33 in gold solution triggering leakage-proof socket 32 spilt, two connections of detecting electrode piece 33 simultaneously will be electric
Signal is transmitted to controller 11, and controller 11 controls leakproof alarm device 13 and sounds an alarm.
E. the total capacity of gold solution is stored in the capacity and gold solution storage cup 31 of the gold solution consumed according to the unit time,
The time of gold solution consumption 80% in gold solution storage cup 31 is calculated, and is rounded number of days downwards, is made according to resulting number of days is calculated
For the period for once adding gold solution, every responsible person for crossing each department of a cycle tissue carries out the configuration of gold solution and adds
Add.
Above-mentioned steps a, step b, step c, the unit time in step e can be two to four hours.
Certainly, the above is only better embodiments of the present invention, and use scope of the invention is not limited with this, therefore, it is all
Equivalent change is made in the principle of the invention should be included within the scope of the present invention.
Claims (7)
1. a kind of heavy nickel gold thread gold salt automatic adding device, including power control cabinet, metering pump, gold solution storage device, transfusion catheter,
Golden cylinder, it is characterised in that: the gold solution storage device includes gold solution storage cup and leakage-proof socket, and gold solution storage cup is placed in
In leakage-proof socket；Leakproof trench bottom is fixed with two detecting electrode pieces, and two detecting electrode pieces are connected in power control cabinet by conducting wire
Controller is additionally provided with leakproof alarm device in power control cabinet, when gold solution, which leaks out, flows into leakage-proof socket, can be connected to leakproof trench bottom
Two detecting electrode pieces, control leakproof alarm device sounds an alarm after controller receives signal；Controller electrical connection in power control cabinet
Metering pump control metering pump, which quantifies gold solution, to be transported in golden cylinder；It further include automatically controlled timer, automatically controlled meter in the power control cabinet
When device electrical connection power control cabinet in controller allow the controller to that timing controlled metering pump is quantitative to convey gold solution into golden cylinder.
2. a kind of heavy nickel gold thread gold salt automatic adding device according to claim 1, it is characterised in that: described two detections
Electrode slice is divided into the first detecting electrode piece and the second detecting electrode piece, and the first detecting electrode piece is electrically connected the output end of controller,
The input terminal of second detecting electrode piece electrical connection controller.
3. a kind of heavy nickel gold thread gold salt automatic adding device according to claim 2, it is characterised in that: further include Theft-proof cabinet
And anti-theft pipeline, the power control cabinet, metering pump, gold solution storage device are arranged in Theft-proof cabinet；Theft-proof cabinet side is provided with logical
Hole and anti-theft pipeline cooperate, and anti-theft pipeline is fastened on the through-hole of Theft-proof cabinet side；The output end of metering pump connects infusion
Conduit, transfusion catheter passes through the through-hole of Theft-proof cabinet side and anti-theft pipeline is passed through in golden cylinder.
4. a kind of heavy nickel gold thread gold salt automatic adding device according to claim 3, it is characterised in that: the Theft-proof cabinet
Top is provided with the first monitoring camera, the second monitoring camera is arranged above anti-theft pipeline, setting third monitors above golden cylinder
Camera.
5. a kind of heavy nickel gold thread gold salt automatic adding device according to claim 3, it is characterised in that: on the Theft-proof cabinet
Protective lock and secondary protection lock are set, and a Protective lock needs to be opened with different keys from secondary protection lock.
6. a kind of heavy nickel gold thread gold salt automatic adding device according to claim 3, it is characterised in that: close to Theft-proof cabinet
Front position is provided with infrared inductor, is provided with burglar alarm above Theft-proof cabinet；Conducting wire is provided at the top of Theft-proof cabinet
Hole, the controller in Theft-proof cabinet utilize wire guide electrical connection infrared inductor and burglar alarm.
7. a kind of control method using heavy nickel gold thread gold salt automatic adding device as claimed in any one of claims 1 to 6, packet
Include following steps:
A. the gold of the coated plate areal calculation unit time consumption of gold-plated thickness and unit time production is required according to coated plate
Amount；
B. gold salt solution is mixed with gold salt powder in gold solution storage device according to the golden amount of unit time consumption, and according to
The step of golden meter that the unit time consumes in step a calculates the gold solution capacity that need to be consumed the unit time, deploys gold salt solution
Cooperate to carry out by the personnel of multiple departments；
C., the parameter of controller in power control cabinet is set, timing is carried out by automatically controlled timer, controller controls after the unit time
Metering pump extraction is injected in gold cylinder such as gold solution capacity calculated in step b；
D. the parameter that controller in power control cabinet is arranged is spilt when the gold solution storage cup leakage in gold solution storage device
Gold solution triggering leakage-proof socket in two detecting electrode pieces, two detecting electrode pieces, which are connected to, is simultaneously transmitted to control for electric signal
Device, controller control leakproof alarm device sound an alarm；
E. it according to the total capacity for storing gold solution in the capacity of the gold solution of unit time consumption and gold solution storage cup, calculates
The time of gold solution consumption 80% in gold solution storage cup, and it is rounded number of days downwards, once add according to calculating resulting number of days and being used as
Add the period of gold solution, every responsible person for crossing each department of a cycle tissue carries out the configuration and addition of gold solution；
The step a, step b, step c, the unit time in step e can be two to four hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711020569.4A CN109023320B (en) | 2017-10-27 | 2017-10-27 | Automatic gold salt adding device for nickel-gold wire deposition and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711020569.4A CN109023320B (en) | 2017-10-27 | 2017-10-27 | Automatic gold salt adding device for nickel-gold wire deposition and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109023320A true CN109023320A (en) | 2018-12-18 |
| CN109023320B CN109023320B (en) | 2020-05-12 |
Family
ID=64628556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711020569.4A Active CN109023320B (en) | 2017-10-27 | 2017-10-27 | Automatic gold salt adding device for nickel-gold wire deposition and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109023320B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110904441A (en) * | 2019-12-12 | 2020-03-24 | 深南电路股份有限公司 | Method and device for controlling addition of noble metal solution |
| CN112638145A (en) * | 2020-12-30 | 2021-04-09 | 惠州市三强线路有限公司 | Online real-time monitoring system and method for PCB nickel and gold immersion production line |
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| CN201741002U (en) * | 2010-06-12 | 2011-02-09 | 东莞森玛仕格里菲电路有限公司 | Nickel tank automatic controller capable of surface processing chemical nickel gold production line |
| CN201942776U (en) * | 2011-01-07 | 2011-08-24 | 深圳崇达多层线路板有限公司 | Automatic metal salt adding device in PCB (Printed Circuit Board) gold immersion production capable of saving cost |
| CN206219662U (en) * | 2016-11-11 | 2017-06-06 | 深圳市迅捷兴科技股份有限公司 | Chemical nickel gold thread automatic water-replenishing device |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101676967A (en) * | 2008-09-18 | 2010-03-24 | 上海联创三信电子研发销售中心 | Alarm device for leak-proof detection |
| CN201741002U (en) * | 2010-06-12 | 2011-02-09 | 东莞森玛仕格里菲电路有限公司 | Nickel tank automatic controller capable of surface processing chemical nickel gold production line |
| CN201942776U (en) * | 2011-01-07 | 2011-08-24 | 深圳崇达多层线路板有限公司 | Automatic metal salt adding device in PCB (Printed Circuit Board) gold immersion production capable of saving cost |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110904441A (en) * | 2019-12-12 | 2020-03-24 | 深南电路股份有限公司 | Method and device for controlling addition of noble metal solution |
| CN112638145A (en) * | 2020-12-30 | 2021-04-09 | 惠州市三强线路有限公司 | Online real-time monitoring system and method for PCB nickel and gold immersion production line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109023320B (en) | 2020-05-12 |
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