CN106119921B - PCB plating lines - Google Patents
PCB plating lines Download PDFInfo
- Publication number
- CN106119921B CN106119921B CN201610700537.8A CN201610700537A CN106119921B CN 106119921 B CN106119921 B CN 106119921B CN 201610700537 A CN201610700537 A CN 201610700537A CN 106119921 B CN106119921 B CN 106119921B
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- electroplating bath
- valve
- plating lines
- pcb
- vibrating
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/12—Semiconductors
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The invention discloses a kind of PCB plating lines, including electroplating bath, several winged targets and several copper coins, electroplating bath has bottom land and encloses the two offside walls located at bottom land periphery, on electroplating bath and it is in be arranged with some fixed pedestals on a pair of edge-on walls positioned opposite, several fly target and are all electrically connected at power cathode, each winged target is respectively set up between two symmetrical fixed pedestals, and fixture is also linked with each winged target；Several copper coins are all electrically connected at positive source, and several copper coins are symmetrically set on electroplating bath and on the inner surface of the edge-on wall of another pair positioned opposite；Vibrating motor is connected with each winged target, and vibrating sensor is additionally provided with each vibrating motor, each vibrating sensor is electrically connected in control system；It can so realize and the vibration information of vibrating motor gather and preserve in real time, both improve monitoring precision and efficiency, and personnel easy to operation carry out adjustment in real time to the Vibration Condition of vibrating motor and consulted.
Description
Technical field
The present invention relates to PCB technical field, specifically provides a kind of PCB plating lines.
Background technology
The miniaturization of electronic product brings a series of challenge to component manufacture and printed board processing industry, and product is got over
Small, component degree of integration is bigger, and for component manufacturer, solution is exactly to increase considerably in unit area
Number of pins, IC component packages from QFP, TCP to BGA, CSP change, simultaneously towards higher order FC develop.It is adapted therewith
, HDI line widths/spacing is also changed into 3mil/3mil (75 μm/75 μm) from 4mil/4mil (100 μm/100 μm) size, or even
Current 60 μm/60 μm；Its internal structure also changes to meet its thinner, closeer, smaller requirement with process technology continuous.
HDI develops into the high-density array for realizing surface BGA areas BallArray, so employ the mode of lamination by
Surface cabling introduces internal layer, and the processing in HDI holes is experiencing from simply blind buried via hole plate to current high-order filling perforation plate, in aperture plus
Work designs with treatment technology, successively generating VOP, StaggerVia, StepVia, Skipvia, StackVia, ELIC etc.,
With for solving the high-density array of BGA areas BallArray in HDI.
However, following deficiency is there are in existing electroplating processing process：1. in order to avoid because there are bubble in blind hole
And cause to occur in plating blind hole fail to fill in or blind hole in unfilled phenomenon, can be configured with and can drive in existing plating line
Fly the vibrating motor of target motion；But due to that can be configured with least 500 vibrating motors on a plating line, and producer adopts more at present
The amplitude situation come sense vibrations is touched with manually hand, it is real so as to cause in time, accurately not carrying out the vibrating motor
When monitor, be so both unfavorable for electroplating quality guarantee, be also unfavorable for the use of vibrating motor.2. generally use in existing plating line
Pump motor is the normal circulation voltage supply of liquid medicine in electroplating bath, then ejects liquid medicine via nozzle；It is well known that work as pcb board
Thickness of slab it is inconsistent when, the jet flow amount needed for it will necessarily also change, such as：When being electroplated to ultra-thin copper-clad plate, needed for it
Jet flow amount to reduce more than 50% compared with conventional thickness of slab situation, this is meant that when being electroplated to ultra-thin copper-clad plate, pump motor
The liquid medicine pressure of ejection will be reduced 50%, then necessarily may result in pressure backflow and damage pumping, substantially reduce pumping
The service life of motor.
In view of this, it is special to propose the present invention.
The content of the invention
In order to overcome drawbacks described above, the invention provides a kind of PCB plating lines, and the vibration information of vibrating motor can be entered
Row collection in real time and preservation, improve monitoring precision and efficiency, have ensured the electroplating quality of PCB product；And can enough realizes shunting
Pressure release, it efficiently avoid and damaged caused by pressure backflow and to pumping, substantially prolongs the service life of pump motor.
The present invention in order to solve its technical problem used by technical scheme be：A kind of PCB plating lines, including one containing
The electroplating bath, several winged targets and several copper coins of electroplate liquid are filled, the electroplating bath has bottom land and enclosed located at bottom land week
Two offside walls of edge, and it is on the electroplating bath and some in interval in being symmetrically arranged with a pair of edge-on walls positioned opposite
The fixed pedestal of arrangement, several winged targets are all electrically connected at the negative pole of power supply, and each winged target is respectively set up in phase respectively
Also respectively it is linked with to clamp the fixture of pcb board to be plated between symmetrical two fixed pedestals, on each winged target；Should
Several copper coins are all electrically connected at the positive pole of power supply, and several copper coins are symmetricly set on the electroplating bath and in relative cloth
On the inner surface for the edge-on wall of another pair put；The vibrating motor that it can be driven to move is connected with each winged target, and
A vibrating sensor to sense vibrations motor amplitude, and each vibration are additionally provided with each vibrating motor
Sensor is respectively electrically connected in control system.
As a further improvement on the present invention, the electroplating bath is rectangular parallelepiped structure, in another offside of the electroplating bath
Multiple slots extended along the electroplating bath short transverse are symmetrically offered on the inner surface of wall, several copper coins are corresponding to be inserted
It is placed in multiple slots.
As a further improvement on the present invention, each activity respectively in the axial both ends of each winged target is fed through corresponding thereto
Two fixed pedestals；In addition, two vibrating motors are also respectively connected on each winged target, and two institutes
State vibrating motor and can also fly target described in synchronous drive and moved back and forth along its length direction.
As a further improvement on the present invention, the control system uses SPC statistical process control systems.
As a further improvement on the present invention, the PCB plating lines also include for the medicine circulatory system, and this supplies the medicine circulatory system
Including two jet flow main roads, multiple jet flow branch roads and two pump motors, the two jet flows main road is horizontal positioned, and is symmetrically set
It is placed on the edge-on wall of another pair of the electroplating bath；The plurality of jet flow branch road is all vertical placement, and is symmetricly set on the electricity
On the inner surface of the edge-on wall of another pair of coating bath, the jet flow main road of each jet flow branch road respectively respectively corresponding thereto
It is connected, and multiple nozzles being connected respectively with inside it, each spray is also respectively connected with each jet flow branch road
The injection direction of mouth is also respectively respectively facing pcb board to be plated corresponding thereto；Two pump motor, which positions, is arranged at the electricity
Outside coating bath, the liquid outlet of each pump motor is also respectively communicated in a jet flow main road by a transfer pipeline, and each
On the transfer pipeline flow valve and flowmeter are also disposed with along liquid flow direction；In addition, two pressure relief pipes are additionally provided with, should
One end of two pressure relief pipes is respectively connected with two flow valves respectively, the other end of two pressure relief pipe with the plating
It is connected inside groove.
As a further improvement on the present invention, positioned at multiple slots of homonymy and multiple jet flow branch roads in alternately cloth
Put.
As a further improvement on the present invention, two flow valve respectively has a valve inlet and two valve exports, and
The valve inlet of two flow valve is corresponding to be connected with the liquid outlet of two pump motor, a valve export pair of two flow valve
It should be connected with two flowmeters, another valve export of two flow valve is corresponding to be connected with one end of two pressure relief pipe
It is logical.
As a further improvement on the present invention, liquid outlet is offered on the bottom land of the electroplating bath；
This also includes two filters for the medicine circulatory system, and soiling solution entrance and scavenging solution are provided with two filter
Outlet, and liquid outlet of the soiling solution entrance on two filter with the electroplating bath is connected, the purification on two filter
Liquid outlet is corresponding to be connected with the inlet of two pump motor.
The beneficial effects of the invention are as follows：Compared to prior art, PCB plating lines of the present invention have advantages below：
1. the present invention on each winged target by being connected with the vibrating motor that it can be driven to move, so in electroplating process just
The bubble in pcb board part blind hole can be driven out of by vibrating, efficiently avoid PCB product occur in plating blind hole fail to fill in or
Phenomena such as unfilled in person's blind hole, improve the yield of PCB product；Particularly, the present invention is also on each vibrating motor
Be additionally provided with a vibrating sensor to sense vibrations motor amplitude, each vibrating sensor be also respectively electrically connected in
Control system, it just can so realize and the vibration information of vibrating motor gather and preserve in real time, both improve monitoring essence
Degree and efficiency, but Vibration Condition progress of the personnel easy to operation to vibrating motor is adjusted and consulted in real time, beneficial to guarantee PCB product
Electroplating quality and safeguard the use of vibrating motor；In addition, above-mentioned monitor mode also greatly reduces human cost, reduce
Labor intensity.2. the present invention also sets a flow valve on each transfer pipeline, and inside each flow valve and cell body it
Between be connected with a pressure relief pipe, by the openings of sizes for controlling the flow valve valve export so that pressure relief pipe realize shunting
Pressure release, it efficiently avoid and damaged caused by pressure backflow and to pumping, substantially prolongs the service life of pump motor；Separately
Outside, because the shunt volume size of each pressure relief pipe is adjustable, thus the pcb board part of various thickness of slab sizes is applicable to, strong applicability.
Brief description of the drawings
Fig. 1 is the partial structural diagram of PCB plating lines of the present invention；
Fig. 2 is the operation principle schematic diagram of the present invention for the medicine circulatory system.
With reference to accompanying drawing, make the following instructions：
1 --- electroplating bath 10 --- slot
2 --- flying target 3 --- vibrating motors
4 --- vibrating sensors 5 --- are for the medicine circulatory system
50 --- jet flow main road 51 --- jet flow branch roads
52 --- nozzle 53 --- pump motors
54 --- transfer pipeline 55 --- flow valves
56 --- flowmeter 57 --- pressure relief pipes
Embodiment
Illustrate embodiments of the present invention by particular specific embodiment below, people skilled in the art can be by this theory
Content disclosed in bright book understands other advantages and effect of the present invention easily.It should be clear that depicted in this specification institute accompanying drawings
Structure, ratio, size etc., only to coordinate the content disclosed in specification, for people skilled in the art understand with
Read, be not limited to the enforceable qualifications of the present invention, therefore do not have technical essential meaning, any structure is repaiied
Decorations, the change of proportionate relationship or the adjustment of size, in the case where not influenceing the effect of present invention can be generated and the purpose that can reach,
All should still it fall in the range of disclosed technology contents can be covered.
Embodiment 1：
Refer to shown in Figure of description 1, it is the partial structural diagram of PCB plating lines of the present invention.PCB electricity
Plate wire includes one to contain the electroplating bath 1 of electroplate liquid, several winged targets 2 and several copper coins (not illustrating in figure), the electricity
Coating bath 1 has bottom land and encloses the two offside walls located at the bottom land periphery, and on the electroplating bath 1 and in positioned opposite
Some fixed pedestals being distributed in distance are symmetrically arranged with a pair of edge-on walls, several winged targets 2 are all electrically connected at power supply
Negative pole, and each winged target 2 is respectively set up between two symmetrical fixed pedestals respectively, on each winged target 2
Also respectively it is linked with to clamp the fixture of pcb board to be plated；Several copper coins are all electrically connected at the positive pole of power supply, and this several
Copper coin is symmetricly set on the electroplating bath 1 and on the inner surface of the edge-on wall of another pair positioned opposite；Each described winged
The vibrating motor 3 that it can be driven to move is connected with target 2, and one is additionally provided with to feel on each vibrating motor 3
The vibrating sensor 4 of motor amplitude is moved in vibration measuring, and each vibrating sensor 4 is respectively electrically connected in control system.
In the present embodiment, the electroplating bath 1 is rectangular parallelepiped structure, in the edge-on wall of another pair of the electroplating bath 1
Multiple slots 10 extended along the short transverse of electroplating bath 1 are symmetrically offered on surface, several copper coins are correspondingly inserted in
In multiple slots 10.
In the present embodiment, each activity respectively in the axial both ends of each winged target 2 is fed through two institutes corresponding thereto
State fixed pedestal；In addition, two vibrating motors 3 are also respectively connected on each winged target 2, and two vibrations
Motor 3 can also fly target 2 described in synchronous drive and be moved back and forth along its length direction.
In the present embodiment, the control system uses SPC statistical process control systems, SPC statistical process control systems
For prior art, it is not described here in detail.
In the present embodiment, the PCB plating lines also include for the medicine circulatory system 5, the work for the medicine circulatory system
Shown in principle schematic as Figure of description 2.This includes two jet flow main roads 50, multiple and of jet flow branch road 51 for the medicine circulatory system
Two pump motors 53, the two jet flows main road 50 is horizontal positioned, and the another pair for being symmetricly set in the electroplating bath 1 is edge-on
On wall；The plurality of jet flow branch road 51 is all vertical placement, and is symmetricly set on the interior table of the edge-on wall of another pair of the electroplating bath 1
On face, each jet flow main road respectively corresponding thereto of each jet flow branch road 51 is connected, and each jet flow
Multiple nozzles 52 being connected respectively with inside it are also respectively connected with branch road 51, the injection direction of each nozzle 52 is also each
It is respectively facing pcb board to be plated corresponding thereto；Two pump motor 53 is positioned and is arranged at outside the electroplating bath 1, Mei Yisuo
The liquid outlet for stating pump motor 53 is also respectively communicated in a jet flow main road, and each delivery pipe by a transfer pipeline 54
Flowed on road 54 along liquid and be also disposed with flow valve 55 and flowmeter (i.e. from the water inlet of transfer pipeline to its delivery port)
56；In addition, being additionally provided with two pressure relief pipes 57, one end of two pressure relief pipe 57 is respectively connected with two flow valves 55 respectively
Logical, the other end of two pressure relief pipe 57 is connected with inside the electroplating bath 1.
Preferably, it is in be alternately arranged positioned at multiple slots 10 of homonymy and multiple jet flow branch roads 51.
Preferably, two flow valve 55 respectively has a valve inlet and two valve exports, and two flow valve 55
Valve inlet is corresponding to be connected with the liquid outlet of two pump motor 53, and a valve export of two flow valve 55 corresponds to and two
The flowmeter 56 is connected, and another valve export of two flow valve 55 is corresponding to be connected with one end of two pressure relief pipe 57
It is logical.
Preferably, liquid outlet is offered on the bottom land of the electroplating bath 1；This also includes two filterings for the medicine circulatory system
Device, is provided with soiling solution entrance and scavenging solution outlet on two filter, and the soiling solution entrance on two filter with it is described
The liquid outlet of electroplating bath 1 is connected, the corresponding inlet phase with two pump motor 53 in scavenging solution outlet on two filter
Connection.
In summary, there is advantages below compared to prior art, PCB plating lines of the present invention：1. the present invention is logical
The vibrating motor for being connected with and it being driven to move is crossed on each winged target, vibration can be passed through so in electroplating process
Bubble in pcb board part blind hole is driven out of, efficiently avoid PCB product plating when occur blind hole fail to fill in or blind hole in not
Phenomena such as filling up, improve the yield of PCB product；Particularly, the present invention is also additionally provided with one on each vibrating motor
To the vibrating sensor of sense vibrations motor amplitude, each vibrating sensor is also respectively electrically connected in control system,
It just can so realize and the vibration information of vibrating motor gather and preserve in real time, both improve monitoring precision and efficiency,
Personnel easy to operation carry out adjustment in real time to the Vibration Condition of vibrating motor and consulted again, beneficial to the plating matter for ensureing PCB product
Amount and the use for safeguarding vibrating motor；In addition, above-mentioned monitor mode also greatly reduces human cost, it is strong to reduce work
Degree.2. the present invention also sets a flow valve on each transfer pipeline, and is connected between each flow valve and cell body inside
One pressure relief pipe, by the openings of sizes for controlling the flow valve valve export so that pressure relief pipe realizes shunting pressure release, effectively
Ground avoids to be damaged caused by pressure backflow and to pumping, substantially prolongs the service life of pump motor；In addition, let out because each
The shunt volume size on pressure pipe road is adjustable, thus is applicable to the pcb board part of various thickness of slab sizes, strong applicability.
Above-mentioned embodiment only the illustrative present invention the effect of, not for limitation the present invention, it is noted that for
For those skilled in the art, without departing from the technical principles of the invention, some change can also be made
Enter and modification, these improvement and modification also should be regarded as within the scope of the present invention.In addition, each group in the above-described embodiment
The quantity of part is only illustrative, also non-to be used to limit the present invention.
Claims (7)
1. a kind of PCB plating lines, including one to contain the electroplating bath of electroplate liquid (1), several fly targets (2) and several copper
Plate, the electroplating bath (1) have bottom land and enclose the two offside walls located at the bottom land periphery, and on the electroplating bath (1)
And be in be symmetrically arranged with some fixed pedestals being distributed in distance on a pair of edge-on walls positioned opposite, several winged targets (2)
Be all electrically connected at the negative pole of power supply, and each winged target (2) it is each be set up in respectively two symmetrical fixed pedestals it
Between, also respectively it is linked with to clamp the fixture of pcb board to be plated on each winged target (2)；Several copper coins are all electrically connected at
The positive pole of power supply, and several copper coins are symmetricly set on the electroplating bath (1) and are in the edge-on wall of another pair positioned opposite
Inner surface on；It is characterized in that：The vibrating motor (3) that it can be driven to move is connected with each winged target (2), and
A vibrating sensor (4) to sense vibrations motor amplitude, and each institute are additionally provided with each vibrating motor (3)
Vibrating sensor (4) is stated respectively to be electrically connected in control system；
The PCB plating lines also include for the medicine circulatory system (5), and this includes two jet flow main roads (50), more for the medicine circulatory system
Individual jet flow branch road (51) and two pump motors (53), the two jet flows main road (50) is horizontal positioned, and is symmetricly set in institute
State on the edge-on wall of another pair of electroplating bath (1)；The plurality of jet flow branch road (51) is all vertical placement, and is symmetricly set on the electricity
On the inner surface of the edge-on wall of another pair of coating bath (1), each jet flow branch road (51) is respectively distinguished described in corresponding thereto one
Jet flow main road is connected, and is also respectively connected with multiple nozzles being connected respectively with inside it on each jet flow branch road (51)
(52), the injection direction of each nozzle (52) is also respectively respectively facing pcb board to be plated corresponding thereto；Two pump motor
(53) positioning is arranged at the electroplating bath (1) outside, and the liquid outlet of each pump motor (53) also respectively passes through a delivery pipe
Road (54) is communicated in a jet flow main road, and is also disposed with flow along liquid flow direction on each transfer pipeline (54)
Valve (55) and flowmeter (56)；In addition, be additionally provided with two pressure relief pipes (57), one end of two pressure relief pipe (57) it is each respectively with
Two flow valves (55) are connected, and the other end of two pressure relief pipe (57) inside the electroplating bath (1) with being connected.
2. PCB plating lines according to claim 1, it is characterised in that：The electroplating bath (1) is rectangular parallelepiped structure, in institute
State symmetrically offered on the inner surface of the edge-on wall of another pair of electroplating bath (1) it is multiple along the electroplating bath (1) short transverse extend
Slot (10), several copper coins are correspondingly inserted in multiple slots (10).
3. PCB plating lines according to claim 1, it is characterised in that：Respectively distinguish at the axial both ends of each winged target (2)
Activity is fed through two fixed pedestals corresponding thereto；In addition, also respectively it is connected to two on each winged target (2)
The vibrating motor (3), and two vibrating motors (3) can also fly target (2) along its length direction described in synchronous drive
Moved back and forth.
4. PCB plating lines according to claim 1, it is characterised in that：The control system uses SPC statistical Process Controls
System.
5. PCB plating lines according to claim 2, it is characterised in that：Positioned at multiple slots (10) of homonymy and more
Individual jet flow branch road (51) is in be alternately arranged.
6. PCB plating lines according to claim 2, it is characterised in that：Two flow valve (55) respectively there is a valve to enter
Mouth and two valve exports, and the valve inlet of two flow valve (55) is corresponded to and is connected with the liquid outlet of two pump motor (53)
Logical, a valve export of two flow valve (55) is corresponding to be connected with two flowmeters (56), two flow valve (55)
Another valve export is corresponding to be connected with one end of two pressure relief pipe (57).
7. PCB plating lines according to claim 2, it is characterised in that：Liquid is offered out on the bottom land of the electroplating bath (1)
Mouthful；
This also includes two filters for the medicine circulatory system, is provided with soiling solution entrance on two filter and scavenging solution goes out
Mouthful, and liquid outlet of the soiling solution entrance on two filter with the electroplating bath (1) is connected, the purification on two filter
Liquid outlet is corresponding to be connected with the inlet of two pump motor (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700537.8A CN106119921B (en) | 2016-08-22 | 2016-08-22 | PCB plating lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610700537.8A CN106119921B (en) | 2016-08-22 | 2016-08-22 | PCB plating lines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106119921A CN106119921A (en) | 2016-11-16 |
| CN106119921B true CN106119921B (en) | 2018-01-23 |
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| CN201610700537.8A Active CN106119921B (en) | 2016-08-22 | 2016-08-22 | PCB plating lines |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107099836A (en) * | 2017-03-24 | 2017-08-29 | 王新祥 | It is a kind of to be used for the monitoring system of monitoring vibration motor oscillating intensity and amplitude |
| CN110337176B (en) * | 2019-06-05 | 2021-08-24 | 珠海市天时利科技有限公司 | High aspect ratio circuit board and production method thereof |
| CN114980541B (en) * | 2022-07-19 | 2023-08-04 | 广德正大电子科技有限公司 | Leakage-proof high-order HDI plate segmented jet flow equipment |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5554600A (en) * | 1978-10-18 | 1980-04-21 | Ngk Insulators Ltd | Surface treating apparatus of metal and others |
| JP4245713B2 (en) * | 1998-12-21 | 2009-04-02 | 東京エレクトロン株式会社 | Plating apparatus, plating system, and plating method using the same |
| KR20030073398A (en) * | 2002-03-11 | 2003-09-19 | 윤희성 | Reverse fountain type plating apparatus |
| CN201650885U (en) * | 2010-04-13 | 2010-11-24 | 竞陆电子(昆山)有限公司 | Loss prevention structure of filter pump for printed circuit board electroplating |
| CN203007458U (en) * | 2012-11-30 | 2013-06-19 | 东莞市富默克化工有限公司 | PCB (Printed Circuit Board) electroplating bath with movable cathode |
| CN103397372A (en) * | 2013-08-09 | 2013-11-20 | 竞陆电子(昆山)有限公司 | Improved structure of pore-filling electroplating line |
| CN205192614U (en) * | 2015-12-18 | 2016-04-27 | 亿鸿环保机械(苏州)有限公司 | Electroplate equipment vibration on -line measuring device |
| CN206052188U (en) * | 2016-08-22 | 2017-03-29 | 竞陆电子(昆山)有限公司 | PCB plating lines |
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