CN105803512B - A kind of central anode electroplating device and electro-plating method - Google Patents
A kind of central anode electroplating device and electro-plating method Download PDFInfo
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- CN105803512B CN105803512B CN201610386042.2A CN201610386042A CN105803512B CN 105803512 B CN105803512 B CN 105803512B CN 201610386042 A CN201610386042 A CN 201610386042A CN 105803512 B CN105803512 B CN 105803512B
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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
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
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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
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/06—Suspending or supporting devices for articles to be coated
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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
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/10—Electrodes, e.g. composition, counter electrode
- C25D17/12—Shape or form
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Abstract
The present invention discloses a kind of central anode electroplating device, including coating bath, distribution box, some titanium indigo plant boxes as anode electrode, central anode group, transfer assembly and control device, some square or rectangle titanium indigo plant box is evenly distributed in the surrounding side wall of coating bath and is electrically connected to each other, central anode group is arranged on the middle part of coating bath, electroplating power supply positive pole is electrically connected jointly with some titanium indigo plant boxes, conveyer is arranged at coating bath upper end, it is and affixed with a side wall of coating bath, hanger in the vertical direction can be carried to move up and down, make to be placed in the workpiece to be plated on hanger be dipped into/propose coating bath, complete plating, hanger also electrically connects with the electroplating power supply negative pole of distribution box, make the powered immersion of workpiece to be plated/proposition coating bath.The electroplating device of the present invention, if central anode and the powered lower coating bath of pre- plated product energy, the workpiece coating uniform smooth of plating, coating and work piece substrate adhesion are strong.Concurrently, the present invention discloses a kind of electro-plating method electroplated using the electroplating device.
Description
Technical field
The present invention relates to electroplating device field, especially a kind of central anode electroplating device and electro-plating method.The present invention's
Central anode electroplating device and electro-plating method are applied to copper pre-plating cage rack plating field.
Background technology
Plating refers in the saline solution containing metal to be plated, using plated parent metal as negative electrode, by electrolysis,
The cation of metal to be plated in plating solution is deposited in base metal surface, form a kind of method of surface finish of coating.Plating
Layer performance is different from parent metal, has new feature.Protective coating is divided into according to the function of coating, decorative coating and its
Its functional coating.The basic process of plating is immersed in part in the solution of metal salt as negative electrode, metallic plate as anode,
After connecing dc source, required coating is deposited on part.
Domestic at present, existing many electroplating devices, such as Chinese patent CN103388171A " electroplating device ", the plating is set
It is standby comprising:One plating slot shell, a positive pole portion, a negative pole portion and at least two metal objects.Wherein, the plating slot shell is set
There is a positive electrode;The positive pole portion includes multiple positive electrode members;The negative pole portion includes multiple negative electrode members, and the positive pole portion is negative with this
Pole portion is respectively arranged at the two opposite sides in the plating slot shell;Two metal objects are pure as made by metal, two metal
Object is arranged in the plating slot shell, and the two metals object is electrically connected at the positive electrode with this to be electroplated group.China
Patent CN102677133A " electroplating device " described equipment includes:Coating bath, electric current input unit and electric-control system, the coating bath
In be provided with electroplate liquid, have some conformal anodes and the conformal anode part along the axially arranged of workpiece to be electroplated on the coating bath
Immerse in the electroplate liquid, the equipment also includes:Support stand, the active drive mechanism on the support stand and
The axially arranged and institute of passive transmission mechanism, the active drive mechanism and the slave hand actuator along the workpiece to be electroplated
Workpiece to be electroplated is stated by the active drive mechanism and the slave hand actuator horizontal suspended in the coating bath, the master
Dynamic transmission mechanism includes drive component, transmission component and the fixation kit being fixed on the workpiece to be electroplated, described fixed group
Part is connected by the transmission component with the drive component, the drive component and the conformal anode respectively with it is described automatically controlled
System is electrically connected, and the workpiece to be electroplated is electrically connected by the electric current input unit with the electric-control system.
But existing equipment, the electroplating device of especially copper pre-plating cage rack plating industry also have the following disadvantages：First, plating
Groove surrounding installation titanium is blue, the blue interior placement copper particle of titanium（Copper angle）, pre- plated product by fallen under suspension bracket in coating bath be it is uncharged, in advance
Copper-plated zinc alloy product falls on coating bath internal procedure under and chemistry displacement reaction easily occurs with the copper ion in plating solution, and generation is loose
Layers of copper, when causing normally to electroplate plating on coating and the adhesion of zinc alloy product substrate it is poor；Second, in electroplating process
In, electroplating current is excessively concentrated, and it is even to electroplate the uneven coating of formation, particularly to baroque workpiece, its in electroplating process
Electric current is difficult to be uniformly distributed, namely is difficult to produce uniform coating, and in electroplating process, coating binding time is long, is formed
Coarse preplating layers of copper;It is not easy third, equipment automatically controls, automaticity is low.
Therefore, the creator of this exercises combines the demand of actual production, and design is a to be provided with central anode, pre- plated product energy
The electroplating device of powered lower coating bath, product coating uniform smooth.
The content of the invention
The technical problem of the solution of the present invention is to be directed to above-mentioned the defects of existing of the prior art, provides a kind of center sun
Pole electroplating device, the electroplating device set central anode and pre- plated product can powered lower coating bath, the workpiece coating uniform smooth of plating,
Coating and work piece substrate adhesion are strong.Concurrently, the present invention also provides a kind of plating electroplated using the electroplating device
Method.
To solve above-mentioned technical problem, the technical scheme that the present invention takes is as follows:A kind of central anode electroplating device, bag
Include:Coating bath, to hold electroplating solution;Distribution box, to provide the power supply of equipment work and plating;Central anode group, it is described
Central anode group is arranged on the middle part of the coating bath, in position can be with the central part activity for the hanger for immersing the coating bath
Match somebody with somebody, and electrically connect the electroplating power supply positive pole of distribution box jointly with some titanium indigo plant boxes, the central anode group includes at least two
Root cylindrical type titanium is blue, and is filled with copper particle in the cylinder of each cylindrical type titanium indigo plant;Transfer assembly, the coating bath upper end is arranged at,
And it is affixed with a side wall of the coating bath, hanger in the vertical direction can be carried and moved up and down, make to be placed in the work to be plated on hanger
Part is dipped into/proposed the coating bath, completes plating, and the hanger is also electrically connected with the electroplating power supply negative pole of distribution box, made to be plated
Powered immersion/proposition the coating bath of workpiece;Also including control device, the control device electrically connects distribution box and transfer assembly,
Control transfer assembly to carry the movement of hanger in the vertical direction, and power supply can be carried out multistage regulation and plating working time
Control.
As the elaboration to above-mentioned technical proposal：
In the above-mentioned technical solutions, the coating bath is polypropylene（PP）Coating bath.
In the above-mentioned technical solutions, the titanium indigo plant box is square or rectangle titanium indigo plant box.
In the above-mentioned technical solutions, the central anode group includes four cylindrical type titaniums indigo plants, and four cylindrical type titaniums
Indigo plant is fixed by cross mounting bracket.
In the above-mentioned technical solutions, two titanium indigo plant boxes, and each titanium indigo plant box is distributed with the coating bath in each side wall
Plating trench bottom 50-100mm opening positions described in spacing are extended downward into from the upper end of the plating groove sidewall;Each titanium indigo plant box
Front-rear side walls on open be formed with scissor shape cross groove, copper particle is plated solution submergence.
In the above-mentioned technical solutions, the hanger is cage hanger, opened from top to bottom on the cage hanger be formed with it is some
Layer workpiece abeyance layer, and workpiece is fixed on the abeyance layer.
In the above-mentioned technical solutions, the transfer assembly includes upper and lower transfer assembly and head assembly, the electricity are waved in plating
Plating waves that head assembly is affixed by two cross bars and the transfer assembly up and down, and described electroplate waves head assembly lower end and be additionally provided with and can live
The hook of dynamic mounting hanger;Wherein, the transfer assembly up and down includes fixed mount, guide rail, slide and drive device, described solid
Frame is determined in a side wall of the coating bath, and is extended in vertical direction, and the guide rail is installed in the fixed mount, described
Slide activity is connected on the guide rail, and can be moved relative to the guide rail in the vertical direction, and the slide is also connected with installing
The mounting seat of the drive device, gear is installed in the rotary shaft of the drive device, the gear and be arranged on the guide rail
Rack engagement that is upper and vertically installing, the drive device driving corresponding gear roll on the rack to match, band
Move the mounting seat and the relatively described guide rail in the vertical direction of slide moves up and down, the plating is waved head assembly and follow
Lower movement.
Further, the drive device includes planetary reducer and servomotor, and the rotating shaft of the planetary reducer sets institute
Gear is stated, the servomotor is rotatablely connected with the planetary reducer, is provided the planetary reducer and is rotated required power.
The technical scheme of the electro-plating method of the present invention is as follows：It is a kind of to carry out electricity using a kind of above-mentioned central anode electroplating device
The electro-plating method of plating, it comprises the following steps：
Step A:The powered immersion of workpiece to be plated and first plating
Workpiece is laid on the hanger, and the hanger is hung on plating and waved in head assembly, equipment is opened and matches somebody with somebody
Electronic box, titanium indigo plant box and central anode group are connected with electroplating power supply positive pole, and hanger and workpiece are connected with electroplating power supply negative pole, control dress
Put distribution control box and I stage voltage electric current is accessed to electroplating solution by titanium indigo plant box and central anode group, and turn-on time is 14-
16 seconds, control device controlled transfer assembly in I stage voltage electric current access timing synchronization by hanger and the powered immersion coating bath of workpiece,
And within the I stage voltage electric current access period, workpiece is placed in coating bath and electroplated;Wherein, wherein, the voltage in I stage is
DC6-7V, electric current 500-600A, hanger and workpiece are -4 seconds 2 seconds from electroplating solution upper surface to the time being completely submerged；
Step B:Re-plating
Control device distribution control box accesses II stage voltage electric current by titanium indigo plant box and central anode group, and workpiece is in II rank
The section voltage x current access period, which is built in coating bath, carries out re-plating, wherein, II stage voltage is DC4-5V, electric current 300-
450A, II stage voltage electric current turn-on time are the 14-16 seconds；
Step C:Plating post processing
In I stage of completing with after the plating of II stage two benches, hanger and workpiece being proposed into coating bath by transfer assembly, then enter
Water of going cleans.
In the above-mentioned technical solutions, in step A, the voltage in I stage is DC6.5V, electric current 550A, and turn-on time is
15 seconds, hanger and workpiece were 3 seconds from electroplating solution upper surface to the time being completely submerged；In step B, II stage voltage is
DC4.5V, electric current 380A, its turn-on time are also 15 seconds.
Compared with prior art, electroplating device of the invention and electro-plating method beneficial effect are:The plating of the present invention is set
It is standby to realize the powered lower coating bath of workpiece, it can so prevent zinc alloy product from chemistry displacement occurs with the copper ion in plating solution and reacts
And loose layers of copper is generated, the problem of avoiding causing electroplating coating up and the adhesion difference of zinc alloy product substrate later;
Electroplating device sets central anode, the surface of zinc alloy workpiece for being distributed in complexity that electroplating current can be allowed to be more uniformly distributed, so as to obtain
Obtain more uniform coating;Make to produce good binding force of cladding material on workpiece to be plated using the impact energy of burning voltage high current,
Zinc alloy product surface can be improved small depression points to be present, influence electroplated product quality;In plating, two sections of differences are used
The power supply of voltage x current size is electroplated, and adjusting electroplating voltage electric current at twice can make copper pre-plating layer more smooth;Using
The workpiece coating uniform smooth of electroplating device and the electro-plating method plating of the present invention, coating and work piece substrate adhesion are strong, quality
Quality is high.
Brief description of the drawings
Fig. 1 is central anode electroplating device structural representation of the present invention；
Fig. 2 is present invention plating slot structure schematic diagram；
Fig. 3 is the top view of coating bath shown in Fig. 2；
Fig. 4 is conveyer structural representation of the present invention.
In figure, 1. coating baths, 2. transfer assemblies, 3. titanium indigo plant boxes, 4. copper rods, 5. central anodes, 6. hangers, 7. workpiece, 11. sides
Head assembly is waved in wall, about 21. transfer assemblies, 22. plating, and 23. cross bars, 24. hooks, 51. cylindrical type titaniums are blue, 52. crosses peace
Fill support, 211. fixed mounts, 212. guide rails, 213. slides, 214. drive devices, 215. mounting seats, 216. racks, 2141. rows
Star reductor, 2142. servomotors.
Embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
Refer to the attached drawing 1-4, the specific embodiment of ultrasonic cleaning equipment of the present invention is as follows, a kind of central anode electricity
Coating apparatus, it includes：
Coating bath 1, to hold electroplating solution, the 1 preferred polypropylene of coating bath（PP）Coating bath；
Distribution box（It is display in figure）, to provide the power supply of equipment work and plating;
Some titanium indigo plant boxes 3, as anode electrode, some titanium indigo plant boxes 3 are evenly distributed on the surrounding side wall of the coating bath 1
（11（a）、11（b）、11(c）, 11 (d)) on, and electrically connected by the copper rod 4 positioned at the upper end of 1 side wall of coating bath 11, each titanium
Copper particle is also filled with blue box 3, copper particle is used for the metal cation material of electrochemical reaction exchange of particles;Refer to the attached drawing 1-3, institute
State each side wall in coating bath 1（11（a）、11（b）、11(c）, 11 (d)) on two titanium indigo plant boxes 3, and each titanium indigo plant box 3 is distributed with
Bottom 50-100mm opening positions (each titanium indigo plant box of coating bath 1 described in spacing is extended downward into from the upper end of the side wall 11 of coating bath 1
3 are electrically connected with the upper end of the side wall 11 of coating bath 1 with copper rod 4, and the positive pole of electroplating power supply in distribution box is then electrically connected to by copper rod 4);
The groove 31 excessively for being formed with scissor shape is opened on the front-rear side walls of each titanium indigo plant box 3, groove 31 is crossed and is used to make the electroplating solution in coating bath 1
Into titanium indigo plant box, so that copper particle can be plated solution submergence in each titanium indigo plant box 3;Wherein, the titanium indigo plant box 3 can be it is square or
Rectangle titanium indigo plant box.
Central anode group 5, the central anode group 5 are arranged on the middle part of the coating bath 1, in position can be with immersing institute
The central part activity matching of the hanger 6 of coating bath 1 is stated, and electrically connects the plating electricity of distribution box jointly with some titanium indigo plant boxes 3
Source positive pole, so-called can be matched in position with the central part activity for the hanger 6 for immersing the coating bath 1 refer to：Plated when hanger 6 immerses
During groove 1, central part and the central anode group 5 of the hanger 6 are completely superposed in position, and the hanger 6 is nested with described
Entreat the outside of anode unit 5.The central anode group 5 includes at least two cylindrical type titanium indigo plants 51, and each cylindrical type titanium indigo plant 51
Copper particle is filled with cylinder;In the present embodiment, the central anode group 4 is preferably provided with four cylindrical type titanium indigo plants 51, and four institutes
Cylindrical type titanium indigo plant 51 is stated to fix by cross mounting bracket 52;
Transfer assembly 2, the upper end of coating bath 1 is arranged at, and it is affixed with a side wall 11 (c) of the coating bath 1, namely transmission
Component 2 is arranged on the side wall 11 (c), and is suspended from the surface of coating bath 1, and transfer assembly 2 can be carried on the in the vertical direction of hanger 6
Lower movement, make to be placed in the workpiece to be plated 7 on hanger 6 and be dipped into/propose the coating bath 1, complete plating, the hanger 6 also with
The power cathode electrical connection of electronic box, makes workpiece 7 to be plated powered immersion/proposition coating bath 1;Refer to the attached drawing 1, the hanger 6 are
Cage hanger, the abeyance layer of dried layer workpiece 7 is formed with if being opened from top to bottom on the cage hanger 6, and workpiece 7 is fixed and put described
Put on layer.
Also include control device (not shown in figure, for intelligent control), the control device electrical connection distribution box and biography
Sending component, control transfer assembly carries the movement of hanger in the vertical direction, and multistage regulation and plating can be carried out to power supply
Working time control.
In the specific embodiment of above-mentioned electroplating device, refer to the attached drawing 4, the transfer assembly 2 includes upper and lower transfer assembly
21 and plating wave head assembly 22, it is solid by two cross bars 23 and the transfer assembly 21 up and down that head assembly 22 is waved in the plating
Connect, and the hook 24 that the lower end of head assembly 22 is additionally provided with energy activity mounting hanger 6 is waved in the plating.Wherein, it is described to transmit up and down
Component 21 includes fixed mount 211, guide rail 212, slide 213 and drive device 214, and the drive device 214 subtracts including planet
Fast machine 2141 and servomotor 2142, the servomotor 2142 are rotatablely connected with the planetary reducer 2141（Using routine
Shaft coupling be attached）, the planetary reducer 2141 is provided and rotates required power；The fixed mount 211 is arranged on institute
State (the c of a side wall 11 of coating bath 1）On, and fixed mount 211 is to extend in vertical direction the length for matching guide rail 212, institute
State guide rail 212 and be installed in the fixed mount 211, the activity of slide 213 is connected on the guide rail 212, and can be relatively described
The in the vertical direction of guide rail 212 moves, and the slide 213 is also connected with installing the mounting seat 215 of the drive device 214, described
The rotary shaft of drive device 214（The rotary shaft is the rotating shaft of the planetary reducer 2141）On be installed on gear（Do not show in figure
Show）, the gear engages with being arranged on the rack 216 installed on the guide rail 212 and vertically, the drive device 214
Driving corresponding gear rolls on the rack 216 to match, drives the relatively described guide rail 212 of the mounting seat 215 and slide 213
In the vertical direction is moved up and down, and the plating, which is waved head assembly 22 and followed, to be moved up and down;And plating is waved head assembly 22 and can existed
During equipment operation, the hook 24 for driving its lower end to set is rotated, rotated together so that hanger follows, so as in electricity
Electroplating solution is disturbed during plating, and then accelerates the electrochemical reaction of plating or drives hanger 6 to rotate after the completion of plating, so as to
The electroplating solution remained on workpiece 7 will be got rid of.
And the electro-plating method electroplated using the central anode electroplating device in examples detailed above, instantiation are as follows, its
Method and step is as follows：
Step A:The powered immersion of workpiece to be plated and first plating
Workpiece 7 is laid on the hanger 6, and the hanger 6 is hung on plating and waved in head assembly 22, opens equipment
And distribution box, titanium indigo plant box 3 and central anode group 5 are connected with electroplating power supply positive pole, hanger 6 and workpiece 7 connect with electroplating power supply negative pole
Logical, control device distribution control box accesses I stage voltage electric current to electroplating solution by titanium indigo plant box 3 and central anode group 5, and connects
The angle of incidence is the 14-16 seconds, and control device controls transfer assembly 2 to access timing synchronization by hanger 6 and workpiece in I stage voltage electric current
7 powered immersion coating baths 1（In practice, control device control transfer assembly 2 accesses initial time by hanger 6 in I stage voltage electric current
It is sent at the upper surface of electroplating solution）, and within the I stage voltage electric current access period, workpiece 7, which is placed in coating bath 1, carries out electricity
Plating;Wherein, the voltage in I stage is stable DC voltage, and its range of voltage values is：DC6-7V（DC represents direct current）, current range
For：500-600A, and hanger 6 and workpiece 7 are -4 seconds 2 seconds from electroplating solution upper surface to the time being completely submerged；It is,
Hanger 6 and workpiece 7 are powered and immersed coating bath 1 bottom from electroplating solution upper surface within 2 seconds -4 seconds time, and in remaining I rank
In section voltage x current turn-on time, workpiece 7 is electroplated in coating bath 1；
Step B:Re-plating
Control device distribution control box accesses II stage voltage electric current by titanium indigo plant box 3 and central anode group 5, and workpiece 7 exists
The II stage voltage electric current access period, which is built in coating bath 1, carries out re-plating, wherein, the range of voltage values in II stage is DC4-5V
（DC represents direct current）, current range be:300-450A, II stage voltage electric current turn-on time are the 14-16 seconds；
Step C:Plating post processing
In I stage of completing with after the plating of II stage two benches, hanger 6 and workpiece 7 are proposed into coating bath by transfer assembly 2,
Water cleaning was carried out again.
As the preferred of above-mentioned electro-plating method technique, in step A, I stage voltage electric current is respectively：6.5V, 500A, and
Turn-on time, hanger 6 and workpiece 7 were delivered to what is be completely submerged by transfer assembly 2 from electroplating solution upper surface to be set as 15 seconds
Time is 3 seconds；And in stepb, II stage voltage electric current is respectively：4.5V, 380A, when II stage voltage electric current accesses
Between also be 15 seconds.
Electroplating device in above-described embodiment can realize the powered lower coating bath 1 of workpiece 7, can so prevent zinc alloy product with
Copper ion in plating solution occurs chemistry displacement reaction and generates loose layers of copper, avoids causing the coating and zinc of plating up later
The problem of adhesion difference of alloy product substrate;Electroplating device sets central anode, the distribution that electroplating current can be allowed to be more uniformly distributed
Complexity surface of zinc alloy workpiece, so as to obtain more uniform coating;Make to treat using the impact energy of burning voltage high current
Good binding force of cladding material is produced on plating workpiece, zinc alloy product surface can be improved and small depression points be present, influence electroplated product
The situation of quality;In plating, electroplated using the power supply of two sections of different voltage x current sizes, adjust electroplating voltage electricity at twice
Stream can make copper pre-plating layer more smooth;The workpiece coating electroplated using the electroplating device and electro-plating method of the present embodiment is uniformly put down
Sliding, coating and work piece substrate adhesion are strong, and quality is high.
It is not intended to limit the scope of the present invention above, all implementation according to the technology of the present invention essence to more than
Example any modification, equivalent variations and the modification made, in the range of still falling within technical scheme.
Claims (9)
1. a kind of electro-plating method, including:Coating bath, to hold electroplating solution;Distribution box, it is plating power;Some titanium indigo plant boxes, use
Make anode electrode, some titanium indigo plant boxes are evenly distributed in the surrounding side wall of coating bath, and pass through the copper rod positioned at coating bath sidewall upper
Electrically connect, copper particle is also filled with each titanium indigo plant box；Central anode group, central anode group are arranged on the middle part of the coating bath,
It can be matched on position with the central part activity for the hanger for immersing the coating bath, and distribution is electrically connected jointly with some titanium indigo plant boxes
The electroplating power supply positive pole of case, the central anode group include at least two cylindrical type titaniums indigo plants, and the cylinder that each cylindrical type titanium is blue
It is interior to be filled with copper particle;Transfer assembly, the coating bath upper end is arranged at, and it is affixed with a side wall of the coating bath, hanger can be carried
In the vertical direction moves up and down, and makes to be placed in the workpiece to be plated on hanger and is dipped into/proposes the coating bath, hanger also with distribution box
Electroplating power supply negative pole electrical connection, make the powered immersion/proposition coating bath of workpiece to be plated;Control device, the control device electricity
Distribution box and transfer assembly are connected, control transfer assembly carries the movement of hanger in the vertical direction, and power supply can be carried out
Multistage regulation and plating working time control;It is characterized in that
It comprises the following steps：
Step A:The powered immersion of workpiece to be plated and first plating
Workpiece is laid on the hanger, and the hanger is hung on plating and waved in head assembly, opens equipment and distribution box,
Titanium indigo plant box and central anode group are connected with electroplating power supply positive pole, and hanger and workpiece are connected with electroplating power supply negative pole, control device control
Distribution box processed accesses I stage voltage electric current to electroplating solution by titanium indigo plant box and central anode group, and turn-on time is 14-16
Second, control device controls transfer assembly to access timing synchronization by hanger and the powered immersion coating bath of workpiece in I stage voltage electric current, and
Within the I stage voltage electric current access period, workpiece is placed in coating bath and electroplated;Wherein, the voltage in I stage is DC6-7V, electricity
It is -4 seconds 2 seconds to flow for 500-600A, hanger and workpiece from electroplating solution upper surface to the time being completely submerged；
Step B:Re-plating
Control device distribution control box accesses II stage voltage electric current by titanium indigo plant box and central anode group, and workpiece is in II stage electricity
The current voltage access period, which is built in coating bath, carries out re-plating, wherein, II stage voltage is DC4-5V, electric current 300-450A,
II stage voltage electric current turn-on time was the 14-16 seconds；
Step C:Plating post processing
In I stage of completing with after the plating of II stage two benches, hanger and workpiece being proposed into coating bath by transfer assembly, then carried out
Water cleans.
A kind of 2. electro-plating method according to claim 1, it is characterised in that：
In step A, the voltage in I stage is DC6.5V, electric current 550A, and turn-on time is 15 seconds, and hanger and workpiece are from plating
Solution upper surface to the time being completely submerged be 3 seconds；In step B, II stage voltage is DC4.5V, electric current 380A, and it connects
The angle of incidence is also 15 seconds.
A kind of 3. electro-plating method according to claim 1 or 2, it is characterised in that:The coating bath is polypropylene（PP）Coating bath.
A kind of 4. electro-plating method according to claim 1 or 2, it is characterised in that:The titanium indigo plant box is square or rectangle titanium
Blue box.
A kind of 5. electro-plating method according to claim 1 or 2, it is characterised in that:The central anode group includes four circles
Column type titanium is blue, and four cylindrical type titanium indigo plants are fixed by cross mounting bracket.
A kind of 6. electro-plating method according to claim 1 or 2, it is characterised in that:It is distributed in the coating bath in each side wall
There are two titanium indigo plant boxes, and each titanium indigo plant box extends downward into from the upper end of the plating groove sidewall and trench bottom is plated described in spacing
50-100mm opening positions;The groove excessively for being formed with scissor shape is opened on the front-rear side walls of each titanium indigo plant box, makes copper in each titanium indigo plant box
Grain can be plated solution submergence.
A kind of 7. electro-plating method according to claim 1 or 2, it is characterised in that:The hanger is cage hanger, the cage
Dried layer workpiece abeyance layer is formed with if being opened from top to bottom on formula hanger, and workpiece is fixed on the abeyance layer.
A kind of 8. electro-plating method according to claim 1 or 2, it is characterised in that:The transfer assembly includes transmission up and down
Head assembly is waved in component and plating, and it is affixed by two cross bars and the upper and lower transfer assembly that head assembly is waved in the plating, described
The hook that head assembly lower end is additionally provided with energy activity mounting hanger is waved in plating;Wherein, it is described up and down transfer assembly include fixed mount,
Guide rail, slide and drive device, the fixed mount is arranged in a side wall of the coating bath, and is extended in vertical direction,
The guide rail is installed in the fixed mount, and the slide activity is connected on the guide rail, and can relatively described guide rail vertical
Side moves up, and the slide is also connected with installing the mounting seat of the drive device, is installed in the rotary shaft of the drive device
There is gear, the gear engages with being arranged on the rack installed on the guide rail and vertically, the drive device driving pair
Answer gear to be rolled on the rack to match, drive and moved down on the relatively described guide rail in the vertical direction of the mounting seat and slide
It is dynamic, the plating is waved head assembly and is followed and move up and down.
A kind of 9. electro-plating method according to claim 8, it is characterised in that:The drive device include planetary reducer and
Servomotor, the rotating shaft of the planetary reducer set the gear, and the servomotor is rotatablely connected with the planetary reducer,
The planetary reducer is provided and rotates required power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110699740A (en) * | 2019-10-12 | 2020-01-17 | 常德威尔博金属表面处理有限责任公司 | Central anode electroplating equipment |
| CN116752223B (en) * | 2023-08-11 | 2023-11-10 | 山东隽宇电子科技有限公司 | Local electroplating device for semiconductor lead frame die |
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| CN201195761Y (en) * | 2008-04-28 | 2009-02-18 | 广州市百达信工贸有限公司 | Cathode rotary rack plating apparatus with center anode |
| JP5238542B2 (en) * | 2009-02-19 | 2013-07-17 | 八欧鍍金工業株式会社 | Automatic plating equipment |
| CN205774862U (en) * | 2016-06-03 | 2016-12-07 | 东莞市艺神五金制品有限公司 | A kind of central anode electroplating device |
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Effective date of registration: 20210508 Address after: No.1 Workshop, 245 Anji Middle Road, Sanzao Town, Jinwan District, Zhuhai City, Guangdong Province 519000 Patentee after: Yaochang hardware products (Zhuhai) Co.,Ltd. Address before: 523000 7 Silver Bridge Street, Dongcheng District's lower bridge, Dongguan, Guangdong. Patentee before: DONGGUAN YISHEN HARDWARE PRODUCTS Co.,Ltd. |