CN111534842A - Coating equipment for co-plating multiple bearing gear rings and coating process thereof - Google Patents
Coating equipment for co-plating multiple bearing gear rings and coating process thereof Download PDFInfo
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- CN111534842A CN111534842A CN202010308547.3A CN202010308547A CN111534842A CN 111534842 A CN111534842 A CN 111534842A CN 202010308547 A CN202010308547 A CN 202010308547A CN 111534842 A CN111534842 A CN 111534842A
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- 238000007747 plating Methods 0.000 title claims abstract description 61
- 238000000576 coating method Methods 0.000 title claims abstract description 26
- 239000011248 coating agent Substances 0.000 title claims abstract description 16
- 238000009713 electroplating Methods 0.000 claims abstract description 204
- 239000002184 metal Substances 0.000 claims abstract description 71
- 239000010410 layer Substances 0.000 claims abstract description 41
- 238000011084 recovery Methods 0.000 claims abstract description 30
- 238000005253 cladding Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 13
- 239000011229 interlayer Substances 0.000 claims abstract description 12
- 238000007667 floating Methods 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 121
- 238000005192 partition Methods 0.000 claims description 46
- 238000005086 pumping Methods 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 18
- 238000009826 distribution Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000003153 chemical reaction reagent Substances 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 230000014759 maintenance of location Effects 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 241000973497 Siphonognathus argyrophanes Species 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004021 metal welding Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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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
- C25D7/04—Tubes; Rings; Hollow bodies
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/16—Regeneration of process solutions
- C25D21/18—Regeneration of process solutions of electrolytes
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/08—Electroplating with moving electrolyte e.g. jet electroplating
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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 coating device for co-plating a plurality of bearing gear rings and a coating process thereof, and relates to the technical field of bearing gear ring processing equipment, in particular to an electroplating pool, an anode placing frame, a hanging frame, an electroplating solution recovery pool and interlayer components. This cladding material equipment that many pieces of bearing ring gear were plated altogether and cladding material technology thereof, positive pole metal sheet not only be vertical placing in the electroplating bath, still very stable, and this equipment can clear up the floating layer of positive pole metal sheet outer wall, need not carry out artifical clearance to the outer wall of positive pole metal sheet again, save time and manpower.
Description
Technical Field
The invention relates to the technical field of bearing gear ring processing equipment, in particular to coating equipment for co-plating a plurality of bearing gear rings and a coating process thereof.
Background
The bearing gear ring is also called as a transmission bearing and comprises an eccentric mechanism, an inner gear ring and a transmission ring positioned between the eccentric mechanism and the inner gear ring, and is used for supporting a mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body.
The existing electroplating equipment is generally provided with an anode placing frame, the purpose is to conveniently detach and replace an anode metal plate, but the anode metal plate cannot keep absolute stability after being placed in an electroplating pool, and when the anode metal plate is detached and replaced, a floating layer generated on the surface of the anode metal plate due to electroplating reaction cannot be directly cleaned, and manpower and time are consumed due to the fact that manual work is required to be arranged for cleaning.
In the full-automatic annular hardware and plastic double-cathode electroplating equipment disclosed in the chinese patent application publication CN209816304U, although the support beam is suspended in the electroplating tank by the cantilever bracket, the moving parts are prevented from entering the electroplating tank, and the lifting motor is automatically controlled by the controller to drive the rail box to move up and down, so as to reduce the labor intensity, and the support wheels are adopted around the rail box, so as to prevent the rail box from being jammed during sliding, thereby improving the reliability of the annular hardware and plastic double-cathode electroplating equipment.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a plating device for co-plating a plurality of bearing gear rings and a plating process thereof, which solve the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a cladding material equipment that many bearing ring gears were plated altogether, includes electroplating bath, positive pole arrangement frame, stores pylon, plating solution recovery pond and interlayer subassembly, the antetheca both sides of electroplating bath all run through there is the slot, and the inner wall of slot all bonds and has the rubber packing ring, the inboard both sides of back wall of electroplating bath all weld the fixture block, and all be fixed with the glass bounding wall around the top of electroplating bath, positive pole arrangement frame inserts the inside both sides of installing at the electroplating bath through the slot respectively, and positive pole arrangement frame comprises crossbearer, wiping board, picture peg and positive pole metal sheet, the crossbearer parallel arrangement has two from top to bottom, and the relative side surface of crossbearer all is provided with the arrangement groove, the welding has the board of wiping between the inside one end of electroplating bath is inserted to the crossbearer, and wipe the board a left and right and be provided with two altogether, all be fixed with the sponge piece on the opposite face of wiping the board, and wipe the both sides that, the one end that the crossbearer inserted the inside of electroplating bath all cooperates into in the fixture block, and the crossbearer stretches out the one end of electroplating bath outside and is fixed with the picture peg, the picture peg is close to the surface bonding of electroplating bath and has the rubber inserted block, and mutually supports between the overall dimension of rubber inserted block and the interior shape size of rubber packing ring, the inboard slidable mounting of settling tank has the positive pole metal sheet, the vertical screw rod of installing in inside middle part of electroplating bath, and the both sides of screw rod all parallel arrangement have the guide bar, the outside of screw rod and guide bar all overlaps and is equipped with the hanging dish, and the marginal inside of hanging dish has been run through the hanging hole for cyclic annular equidistance, the stores pylon is hung through the hanging hole and is established on the hanging dish, the bottom side of electroplating bath has run through liquid pipeline and liquid return pipeline respectively, and the end connection of liquid return pipeline has the liquid pump machine, the water inlet of liquid pump machine is connected with the backward flow pipe, the plating solution is, the interlayer components are arranged on the inner side of the electroplating solution recovery pool at equal intervals along the horizontal direction.
Optionally, the screw rod vertically runs through from the center of the hanging disc, the screw rod is in threaded fit connection with the hanging disc, and the guide rod is in movable through connection with the hanging disc.
Optionally, the stores pylon includes metal gallows, miniature drawing liquid pump, hollow tube and bearing ring gear fixed establishment, the metal gallows is hung and is established in the hanging hole, and the lateral wall welding of metal gallows has the pad, the middle part of pad is fixed with miniature drawing liquid pump, the bottom welding of metal gallows has the hollow tube, and the bottom of hollow tube is fixed with the platform sling, bearing ring gear fixed establishment is installed to the top of platform sling.
Optionally, the mouth that draws water of miniature drawing liquid pump is connected with the liquid suction pipe, and the end of liquid suction pipe stretches into the bottom of the pool in electroplating bath, the delivery port of miniature drawing liquid pump is connected with the liquid sending pipe, and the end of liquid sending pipe links into the inside of hollow tube.
Optionally, the outer wall of hollow tube has liquid distribution pipe along the equidistant welding of vertical direction, and liquid distribution pipe's tip all installs the shower nozzle, liquid distribution pipe and hollow tube homogeneous phase intercommunication, and the whole cover of bearing ring gear fixed establishment establishes in liquid distribution pipe's outside.
Optionally, the bearing gear ring fixing mechanism comprises a hollowed-out net cylinder, a sponge ferrule and a sealing cylinder, the sponge ferrule is bonded to the outer wall of the hollowed-out net cylinder at equal intervals in the vertical direction, the bottom of the hollowed-out net cylinder is fixedly connected with the sealing cylinder, and the bottom of the sealing cylinder is bonded to the hanging scaffold.
Optionally, the interlayer subassembly comprises baffle, reinforced nest of tubes and shrouding, the baffle equidistance vertical welding is in the inside of plating solution recovery pond, and top one side of baffle all is provided with reinforced nest of tubes, the shrouding has all been pegged graft in the inside of baffle, and the topside of shrouding is all worn out from the top opposite side of baffle.
Optionally, a through groove is formed in the lower portion of the partition plate in a penetrating mode, the sealing plate penetrates through the through groove, and a rectangular groove is formed in the surface of the front face of the partition plate.
Optionally, the one end top of reinforced nest of tubes is connected with the feed pipe mouth, and the below equidistance of reinforced nest of tubes is provided with the bleeder, the bleeder all runs through from the inside top of baffle, and the bottom of bleeder all stretches into in the rectangular channel.
Based on the structure, the invention also discloses a coating process for co-plating a plurality of bearing gear rings, which comprises the following specific processes:
(1) placing an anode metal plate:
inserting an anode metal plate between the two cross frames along a placing groove on the cross frames, and moving the anode metal plate left and right to well place the anode metal plate in the anode placing frame;
inserting the anode placing frame into the electroplating pool through the slot on the electroplating pool until the tail ends of the cross frames in the anode placing frame are clamped into the clamping blocks;
thirdly, the rubber insert block is tightly inserted into the rubber gasket in the slot, so that electroplating liquid is prevented from permeating from the rubber insert block;
(2) placing a bearing gear ring product:
firstly, starting a motor connected to the bottom of a screw rod, rotating the screw rod in the positive direction, and lifting a hanging disc;
secondly, selecting hanging holes to hang hanging racks;
sleeving the bearing gear ring outside a sponge ring of the bearing gear ring fixing mechanism, and fixing the bearing gear ring by the friction force between the sponge ring and the inner ring of the bearing gear ring;
(3) adding electrolyte into the electroplating pool, and connecting the anode placing frame and the bearing gear ring fixing mechanism with electricity;
(4) beginning of electroplating:
firstly, starting a motor connected to the bottom of a screw rod, rotating the screw rod in the opposite direction, descending a hanging disc, and immersing a bearing gear ring into electroplating solution;
secondly, a miniature liquid pump is started, the miniature liquid pump pumps the electroplating solution in the electroplating pool through a liquid pumping pipe, and the pumped electroplating solution is conveyed to the hollow pipe through a liquid conveying pipe;
thirdly, after the electroplating solution enters the hollow pipe, the electroplating solution is dispersed from each liquid distribution pipe under the action of pump pressure and is sprayed out from each spray head;
fourthly, the sprayed electroplating solution is finally in direct contact with the bearing gear ring through the hollow mesh cylinder and the sponge ring, and the bearing gear ring is in full and complete contact with the electroplating solution, so that full electroplating can be realized, and a good plating layer structure is formed;
(5) taking and replacing a bearing gear ring:
starting a motor connected to the bottom of a screw, rotating the screw in the positive direction, lifting a hanging disc, separating a bearing gear ring with finished plating from electroplating solution, drying the bearing gear ring, taking down the bearing gear ring, packaging and sealing;
secondly, the bearing gear ring which is not plated is placed outside the sponge ring again, a motor connected to the bottom of the screw is started, the screw rotates in the opposite direction, the hanging disc descends, and the bearing gear ring which is not plated is immersed in electroplating solution for plating;
(6) disassembling and replacing the anode metal plate:
opening a valve connected to a liquid outlet pipeline, and discharging the electroplating solution in the electroplating pool into an electroplating solution recovery pool to enable the liquid level of the electroplating solution in the electroplating pool to be lower than the lower groove surface of the slot;
secondly, the whole anode placing frame is drawn out of the electroplating pool;
sliding the anode metal plate out of the cross frame along the placing groove, wherein the anode metal plate penetrates through the wiping plates in the sliding process, and the sponge sheet on the wiping plates is in contact with the outer wall of the anode metal plate to generate friction, so that the floating layer attached to the outer wall of the anode metal plate is cleaned by the friction force;
inserting a new anode metal plate between the cross frames along the placing groove again, inserting the anode placing frame back into the electroplating pool, starting a liquid pumping pump after checking tightness, and guiding the electroplating liquid back into the electroplating pool through a backflow guide pipe-liquid return pipeline;
(7) recycling of electroplating solution:
opening a valve connected to a liquid outlet pipeline, and introducing the old electroplating solution in the electroplating tank into an electroplating solution recovery tank;
secondly, taking each interlayer assembly as a partition, and adding chemical displacement reagents into each partition layer by a feeding pipe group on each partition;
keeping the retention time of 30min when the electroplating solution enters each partition layer, and pulling the sealing plate of the partition layer where the electroplating solution is located upwards after 30min to expose the through groove, wherein the electroplating solution flows into the next partition layer from the through groove;
fourthly, after the electroplating solution is subjected to chemical displacement reaction of each layer, new electroplating solution which can be put into electroplating production again is formed, a liquid pump machine is started, and the displaced new electroplating solution is led back to the electroplating pool through a backflow pipe and a liquid return pipeline so as to continue electroplating production.
The invention provides a coating device and a coating process for co-plating a plurality of bearing gear rings, which have the following beneficial effects:
1. this cladding material equipment that many pieces of bearing ring gear were plated altogether and cladding material technology thereof, the positive pole place the frame adopts the male mode to install in the electroplating bath, it is very convenient and fast to tear open, and the equipment between positive pole metal sheet and the positive pole place the frame is also very convenient, the end of crossbearer can block in the fixture block, thereby can guarantee that the positive pole metal sheet is vertical in the electroplating bath not only to place, it is still very stable, wipe the setting of board, the purpose is cleared up the floating layer of positive pole metal sheet outer wall through the sponge piece above that, do not need to carry out other manual work to the outer wall of positive pole metal sheet again and clear up, time saving, also practice thrift the manpower, closely laminate between rubber inserted block and the rubber packing ring, can effectively guarantee that the seepage problem of electroplate liquid can not take place for the cross section of positive pole place frame and electroplating.
2. This cladding material equipment that many pieces of bearing ring gear were plated altogether and cladding material technology thereof, can hang whole stores pylon freely and establish the optional position on the hanging dish through the metal gallows, miniature drawing liquid pump takes the plating solution in with the electroplating bath in the pond in addition out through the liquid suction pipe, in the plating solution that will take out is inputed to the hollow tube through the liquid delivery pipe after that, by evenly distributed's on the hollow tube liquid distribution pipe dispersion output, the plating solution that enters into in the liquid distribution pipe finally can be spout by the outside large tracts of land of shower nozzle, so alright make the plating solution can from inside to outside contact bearing ring gear product, make bearing ring gear product accept better electroplating treatment.
3. This many cladding material equipment that electroplate altogether of bearing ring gear and cladding material technology thereof, through bearing ring gear fixed establishment fixed bearing ring gear product, fretwork net section of thick bamboo and sponge lasso homoenergetic are seen through the plating solution, make the plating solution can spray the bearing ring gear product from inside to outside, the sponge lasso borrows and the bearing ring gear inner wall between the frictional force, fix the bearing ring gear, seal the setting of a section of thick bamboo, make bearing ring gear fixed establishment itself have certain stagnation effect to the plating solution, and then make the plating solution can fully contact with bearing ring gear inner circle, thereby make the bearing ring gear outer wall produce the even cladding material of one deck.
4. The plating equipment and the plating process thereof for co-plating a plurality of bearing gear rings lead the plating solution in the plating tank into a plating solution recovery tank through a liquid outlet pipeline for recycling, and the replaced new plating solution is returned to the plating tank through a liquid return pipeline, a liquid suction pump machine and a return conduit pipeline so as to participate in the subsequent plating production process.
5. This many cladding material equipment that electroplate altogether of bearing ring gear and cladding material technology thereof, separate out a plurality of partition layers through interlayer subassembly with the inner chamber of plating solution recovery pond, all take place a certain kind of chemical replacement reaction in every partition layer, make in the plating solution recovery pond can many times, accomplish a whole set of recovery processing in order and in succession, improve the plating solution and retrieve the recycle efficiency of pond to the plating solution, utilize reinforced nest of tubes to add a set of chemical reaction reagent in each partition layer, carry out chemical reaction with the plating solution in this partition layer, after chemical reaction, pull open the shrouding, this logical groove that cuts off the layer is opened immediately, the plating solution will follow this and lead to the groove and flow into next partition layer in, the above-mentioned process of going on repeatedly, finally realize the complete replacement of plating solution and retrieve.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the electroplating tank of the present invention;
FIG. 3 is a schematic view of the structure of the anode holder according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of a hanger lifting structure of the present invention;
FIG. 6 is a schematic view of an assembly structure of the hanger and the bearing gear ring fixing mechanism according to the present invention;
FIG. 7 is a schematic view of a hanger according to the present invention;
FIG. 8 is an enlarged view of the structure at B in FIG. 7 according to the present invention;
FIG. 9 is a schematic view of the backside structure of the barrier assembly of the present invention;
FIG. 10 is a schematic view of the front side of the barrier assembly of the present invention;
FIG. 11 is an enlarged view of the structure of FIG. 10 at C.
In the figure: 1. an electroplating pool; 101. a slot; 102. a rubber gasket; 103. a clamping block; 2. a glass coaming; 3. an anode placing frame; 4. a cross frame; 401. a placing groove; 5. wiping the board; 501. a sponge sheet; 6. inserting plates; 601. rubber insert blocks; 7. an anode metal plate; 8. a screw; 9. a guide bar; 10. hanging a plate; 1001. hanging holes; 11. a hanger; 12. a metal hanger; 1201. a pad; 13. a miniature liquid pump; 1301. a liquid pumping pipe; 1302. a liquid delivery pipe; 14. a hollow tube; 1401. a hanging scaffold; 15. a liquid separating pipe; 16. a spray head; 17. a bearing gear ring fixing mechanism; 18. hollowing out the net barrel; 19. a sponge ferrule; 20. a closed cartridge; 21. a liquid outlet pipeline; 22. a liquid return pipeline; 23. a liquid pumping pump; 24. a return conduit; 25. an electroplating solution recovery tank; 26. a barrier component; 27. a partition plate; 2701. a through groove; 2702. a rectangular groove; 28. a feeding pipe group; 2801. a feeding pipe orifice; 2802. a branch pipe; 29. and (7) closing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 11, the present invention provides a technical solution: a coating device for co-plating a plurality of bearing gear rings comprises an electroplating pool 1, an anode placing frame 3, a hanging frame 11, an electroplating solution recovery pool 25 and an interlayer component 26, wherein slots 101 penetrate through two sides of the front wall of the electroplating pool 1, rubber gaskets 102 are bonded on the inner walls of the slots 101, clamping blocks 103 are welded on two sides of the inner side of the rear wall of the electroplating pool 1, glass enclosing plates 2 are fixed on the periphery of the upper portion of the electroplating pool 1, the anode placing frame 3 is inserted into and installed on two sides of the interior of the electroplating pool 1 through the slots 101 respectively, the anode placing frame 3 comprises a cross frame 4, two wiping plates 5, an inserting plate 6 and an anode metal plate 7, the cross frame 4 is arranged in an upper-lower parallel mode, placing grooves 401 are arranged on the surface of one side opposite to the cross frame 4, the wiping plates 5 are welded between the ends of the cross frame 4 inserted into the interior of the electroplating pool 1, one wiping plate 5 is arranged on the left side and the right side, two sponge plates 501 are, the wiping plates 5 are respectively arranged at two sides of the accommodating groove 401, one end of the transverse frame 4 inserted into the electroplating pool 1 is matched with the clamping block 103, one end of the transverse frame 4 extending out of the electroplating pool 1 is fixed with an inserting plate 6, the surface of the inserting plate 6 close to the electroplating pool 1 is bonded with a rubber inserting block 601, the external dimension of the rubber inserting block 601 is matched with the internal dimension of the rubber gasket 102, and the inner side of the accommodating groove 401 is slidably provided with an anode metal plate 7;
the anode containing frame 3 is arranged in the electroplating pool 1 in an inserting mode, the anode metal plate 7 is very convenient and fast to disassemble, the transverse frame 4 and the containing groove 401 on the transverse frame 4 are utilized to install the anode metal plate 7, so that the anode metal plate 7 and the anode containing frame 3 are also very convenient to assemble, the tail end of the transverse frame 4 can be clamped into the clamping block 103, the anode metal plate 7 can be vertically arranged and also very stable in the electroplating pool 1, the wiping plates 5 are arranged, the aim is to clean the floating layer on the outer wall surface of the anode metal plate 7 through the sponge sheets 501 on the wiping plates 5, when the anode metal plate 7 is pulled out from the anode containing frame 3, the anode metal plate 7 passes through the two wiping plates 5, so that the outer wall surface of the anode metal plate 7 is in contact with the sponge sheets 501 and generates friction acting force, and the acting force can clean the floating layer on the outer wall surface of the anode metal plate 7, the outer wall surface of the anode metal plate 7 does not need to be cleaned by other workers, so that the time and labor are saved, the rubber insert block 601 is tightly attached to the rubber gasket 102, and the problem of leakage of electroplating solution at the crossed part of the anode placing frame 3 and the electroplating pool 1 can be effectively solved;
a screw 8 is vertically arranged in the middle of the interior of the electroplating pool 1, guide rods 9 are arranged on two sides of the screw 8 in parallel, hanging discs 10 are sleeved on the outer portions of the screw 8 and the guide rods 9, hanging holes 1001 penetrate through the edges of the hanging discs 10 in an annular and equidistant mode, the screw 8 vertically penetrates through the centers of the hanging discs 10, the screw 8 is connected with the hanging discs 10 in a threaded fit mode, the guide rods 9 are movably connected with the hanging discs 10 in a penetrating mode, the screw 8 is driven to rotate through a bottom motor, and the hanging discs 10 can be driven to move up and down under the guiding action of the guide rods 9 on the two sides, so that a bearing gear ring can be sunk into electroplating liquid or taken out of the electroplating liquid;
the hanging rack 11 is hung on the hanging disc 10 through a hanging hole 1001, the hanging rack 11 comprises a metal hanging rack 12, a miniature liquid pump 13, a hollow pipe 14 and a bearing gear ring fixing mechanism 17, the metal hanging rack 12 is hung in the hanging hole 1001, a welding disc 1201 is welded on the side wall of the metal hanging rack 12, the miniature liquid pump 13 is fixed in the middle of the welding disc 1201, the hollow pipe 14 is welded at the bottom end of the metal hanging rack 12, a hanging disc 1401 is fixed at the bottom of the hollow pipe 14, the bearing gear ring fixing mechanism 17 is installed above the hanging disc 1401, a liquid pumping pipe 1301 is connected with a water pumping port of the miniature liquid pump 13, the tail end of the liquid pumping pipe 1301 extends into the bottom of the electroplating pool 1, a liquid delivery pipe 1302 is connected with a water outlet of the miniature liquid pump 13, the tail end of the liquid delivery pipe 1302 is connected into the interior of the hollow pipe 14, liquid distribution pipes 15 are welded on the outer wall of the hollow pipe 14 along, and the bearing gear ring fixing mechanism 17 is entirely covered outside the liquid separating pipe 15;
the hanger 11 is used for fixing a bearing gear ring product, the whole hanger 11 can be freely hung at any position on the hanging disc 10 through the metal hanger 12, the miniature liquid pump 13 additionally pumps the electroplating solution in the electroplating pool 1 through the liquid pumping pipe 1301, then the pumped electroplating solution is input into the hollow pipe 14 through the liquid sending pipe 1302, the electroplating solution is dispersedly output through the liquid distributing pipes 15 uniformly distributed on the hollow pipe 14, the electroplating solution entering the liquid distributing pipes 15 can be finally sprayed out from the spray head 16 in a large area, and therefore the electroplating solution can be in contact with the bearing gear ring product from inside to outside, and the bearing gear ring product can be subjected to better electroplating treatment;
the bearing gear ring fixing mechanism 17 consists of a hollow net cylinder 18, a sponge ferrule 19 and a closed cylinder 20, the sponge ferrule 19 is adhered to the outer wall of the hollow net cylinder 18 at equal intervals along the vertical direction, and the bottom of the hollow net cylinder 18 is fixedly connected with a closed cylinder 20, the bottom of the closed cylinder 20 is adhered with the hanging scaffold 1401, the bearing gear ring fixing mechanism 17 is used for fixing a bearing gear ring product, the hollow net cylinder 18 and the sponge ring 19 can penetrate through electroplating solution, so that the electroplating solution can be sprayed onto the bearing gear ring product from inside to outside, the sponge ring 19 utilizes the friction force between the sponge ring and the inner wall of the bearing gear ring, the bearing gear ring is fixed, and the arrangement of the closed cylinder 20 ensures that the bearing gear ring fixing mechanism 17 has a certain retention function on the electroplating solution, further, the electroplating solution can be fully contacted with the inner ring of the bearing gear ring, so that a uniform coating is generated on the outer wall of the bearing gear ring;
a liquid outlet pipeline 21 and a liquid return pipeline 22 penetrate through the side of the bottom of the electroplating pool 1 respectively, the end part of the liquid return pipeline 22 is connected with a liquid pumping pump 23, a water inlet of the liquid pumping pump 23 is connected with a return conduit 24, an electroplating solution recovery pool 25 is respectively communicated with the return conduit 24 and the liquid outlet pipeline 21, the liquid outlet pipeline 21 is used for guiding the electroplating solution in the electroplating pool 1 into the electroplating solution recovery pool 25 for recycling, and a pipeline of the liquid return pipeline 22-the liquid pumping pump 23-the return conduit 24 is used for conveying the replaced new electroplating solution back into the electroplating pool 1 to participate in the subsequent electroplating production process;
the partition layer assembly 26 is arranged on the inner side of the electroplating solution recovery tank 25 at equal intervals along the horizontal direction, the partition layer assembly 26 comprises partition plates 27, feeding pipe groups 28 and sealing plates 29, the partition plates 27 are vertically welded inside the electroplating solution recovery tank 25 at equal intervals, the feeding pipe groups 28 are arranged on one sides of the tops of the partition plates 27, the sealing plates 29 are inserted into the partitions 27, the top edges of the sealing plates 29 penetrate out of the other sides of the tops of the partition plates 27, through grooves 2701 are formed in the lower portions of the partition plates 27 in a penetrating mode, the sealing plates 29 penetrate through the through grooves 2701, rectangular grooves 2702 are formed in the front surface of the partition plates 27, feeding pipe orifices 2801 are connected to the upper portions of one ends of the feeding pipe groups 28, branch pipes 2802 are arranged below the feeding pipe groups 28 at equal intervals, the branch pipes 2802 penetrate through the interiors of the tops of the partition plates 27;
the partition layer assembly 26 partitions the inner cavity of the electroplating solution recovery tank 25 into a plurality of partition layers, each partition layer is subjected to a certain chemical displacement reaction, so that a whole set of recovery processing can be completed in the electroplating solution recovery tank 25 in sequence and continuously, the recovery and utilization efficiency of the electroplating solution recovery tank 25 for the electroplating solution is improved, a group of chemical reaction reagents can be added into each partition layer by using the feeding pipe group 28, namely the reagents are added from the feeding pipe opening 2801, then the reagents are dispersed and input into the corresponding rectangular grooves 2702 from the branch pipes 2802 and enter the electroplating solution in the partition layer to start chemical reaction, after the chemical reaction is finished, the closing plate 29 is pulled open, the through grooves 2701 of the partition layers are immediately opened, the electroplating solution flows into the next partition layer from the through grooves 2701, the processes are repeated, and finally complete displacement recovery of the electroplating solution is realized.
In conclusion, the invention also discloses a coating process for co-plating a plurality of bearing gear rings, which comprises the following specific processes:
(1) placing the anode metal plate 7:
inserting an anode metal plate 7 between two cross frames 4 along a placing groove 401 on the cross frames 4, and moving the anode metal plate 7 left and right to well place the anode metal plate 7 in an anode placing frame 3;
inserting the anode placing frame 3 into the electroplating pool 1 through the slot 101 on the electroplating pool 1 until the tail ends of the cross frames 4 in the anode placing frame 3 are clamped into the clamping blocks 103;
thirdly, the rubber insert 601 is tightly inserted into the rubber gasket 102 in the slot 101 to prevent the electroplating solution from permeating out from the rubber gasket;
(2) placing a bearing gear ring product:
firstly, starting a motor connected to the bottom of a screw 8, rotating the screw 8 in the positive direction, and lifting a hanging disc 10;
secondly, hanging holes 1001 are selected to hang the hanging rack 11;
thirdly, the bearing gear ring is sleeved outside the sponge ring 19 of the bearing gear ring fixing mechanism 17, and the bearing gear ring is fixed by the friction force between the sponge ring 19 and the inner ring of the bearing gear ring;
(3) adding electrolyte into the electroplating pool 1, and connecting the anode placing frame 3 and the bearing gear ring fixing mechanism 17 with electricity;
(4) beginning of electroplating:
firstly, starting a motor connected to the bottom of a screw 8, rotating the screw 8 in the opposite direction, descending a hanging disc 10, and immersing a bearing gear ring in electroplating solution;
secondly, the miniature liquid pump 13 is started, the miniature liquid pump 13 pumps the electroplating solution in the electroplating pool 1 through the liquid pumping pipe 1301, and the pumped electroplating solution is conveyed to the hollow pipe 14 through the liquid conveying pipe 1302;
thirdly, after the electroplating solution enters the hollow pipe 14, the electroplating solution is dispersed from each liquid distribution pipe 15 under the action of pump pressure and is sprayed out from each spray head 16;
fourthly, the sprayed electroplating solution finally directly contacts with the bearing gear ring through the hollow mesh cylinder 18 and the sponge ferrule 19, and the bearing gear ring is fully and completely contacted with the electroplating solution, so that the electroplating can be fully carried out, and a good plating layer structure is formed;
(5) taking and replacing a bearing gear ring:
starting a motor connected to the bottom of a screw 8, rotating the screw 8 in the positive direction, lifting a hanging disc 10, separating a bearing gear ring with finished plating from electroplating solution, drying the bearing gear ring, taking down the bearing gear ring, packaging and sealing;
secondly, the bearing gear ring which is not plated is placed outside the sponge ferrule 19 again, the motor connected to the bottom of the screw 8 is started, the screw 8 rotates in the opposite direction, the hanging disc 10 descends, and the bearing gear ring which is not plated is immersed in electroplating solution for plating;
(6) disassembling and replacing the anode metal plate 7:
firstly, a valve connected to a liquid outlet pipeline 21 is opened, the electroplating liquid in the electroplating pool 1 is discharged into an electroplating liquid recovery pool 25, and the liquid level of the electroplating liquid in the electroplating pool 1 is lower than the lower groove surface of the slot 101;
secondly, the whole anode placing frame 3 is drawn out of the electroplating pool 1;
sliding the anode metal plate 7 out of the cross frame 4 along the placing groove 401, wherein the anode metal plate 7 penetrates through the wiping plates 5 in the sliding process, and the sponge sheet 501 on the wiping plates 5 is in contact with the outer wall of the anode metal plate 7 to generate friction, so that the floating layer attached to the outer wall of the anode metal plate 7 is cleaned by the friction force;
inserting a new anode metal plate 7 between the cross frames 4 along the placing groove 401 again, inserting the anode placing frame 3 back into the electroplating pool 1, starting the liquid pumping pump 23 after checking tightness, and guiding the electroplating liquid back into the electroplating pool 1 through the backflow conduit 24-liquid return pipeline 22 pipeline;
(7) recycling of electroplating solution:
opening a valve connected to the liquid outlet pipeline 21 to introduce the old electroplating solution in the electroplating pool 1 into an electroplating solution recovery pool 25;
secondly, taking each interlayer assembly 26 as a partition, and adding chemical displacement reagents into each partition layer by the feeding pipe groups 28 on each partition plate 27;
thirdly, the retention time of the electroplating solution in each partition layer needs to be kept for 30min, after 30min, the sealing plate 29 of the partition layer where the electroplating solution is located is pulled upwards to expose the through groove 2701, and the electroplating solution flows into the next partition layer from the through groove 2701;
fourthly, after the electroplating solution is subjected to chemical displacement reaction of each layer, new electroplating solution which can be put into electroplating production again is formed, the liquid pumping pump 23 is started, and the replaced new electroplating solution is led back to the electroplating pool 1 through the backflow conduit 24-liquid return pipeline 22, so that the electroplating production is continued.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a cladding material equipment that many bearing ring gears were plated altogether, includes electroplating bath (1), positive pole arrangement frame (3), stores pylon (11), plating solution recovery pond (25) and interlayer subassembly (26), its characterized in that: the electroplating tank is characterized in that slots (101) are respectively penetrated through two sides of the front wall of the electroplating tank (1), rubber gaskets (102) are respectively bonded on the inner walls of the slots (101), fixture blocks (103) are respectively welded on two sides of the inner side of the rear wall of the electroplating tank (1), glass coamings (2) are respectively fixed on the periphery of the upper part of the electroplating tank (1), two anode containing frames (3) are respectively inserted into two sides of the inner part of the electroplating tank (1) through the slots (101), each anode containing frame (3) is composed of a cross frame (4), a wiping plate (5), a plugboard (6) and an anode metal plate (7), the cross frames (4) are arranged in parallel from top to bottom, containing grooves (401) are respectively arranged on the surface of one side opposite to the cross frame (4), the wiping plate (5) is welded between one end of the cross frame (4) inserted into the inner part of the electroplating tank (1), and the wiping plate (5) is arranged in two, the opposite face of wiping board (5) all is fixed with sponge piece (501), and wipes board (5) and sets up the both sides of settling tank (401) respectively, horizontal shelf (4) insert the inside one end of electroplating bath (1) and all cooperate in going into fixture block (103), and horizontal shelf (4) stretch out the outside one end of electroplating bath (1) and be fixed with picture peg (6), picture peg (6) are close to the surface bonding of electroplating bath (1) have rubber inserted block (601), and cooperate each other between the overall dimension of rubber inserted block (601) and the interior profile dimension of rubber packing ring (102), the inboard slidable mounting of settling tank (401) has positive pole metal sheet (7), the vertical screw rod (8) of installing in the inside middle part of electroplating bath (1), and the both sides of screw rod (8) all parallel arrangement have guide bar (9), the outside of screw rod (8) and guide bar (9) all is equipped with hangs dish (10), and the inside string hole (1001) that is cyclic annular equidistance of edge of hanging dish (10) runs through, stores pylon (11) are hung through hanging hole (1001) and are established on hanging dish (10), the bottom side of electroplating pool (1) is run through respectively has liquid outlet pipe way (21) and returns liquid pipeline (22), and returns the end connection of liquid pipeline (22) and have drawing liquid pump machine (23), the water inlet of drawing liquid pump machine (23) is connected with backward flow pipe (24), plating solution recovery pond (25) are linked together with backward flow pipe (24) and liquid outlet pipe way (21) respectively, interlayer subassembly (26) set up the inboard at plating solution recovery pond (25) along the equidistance of horizontal direction.
2. The apparatus for coating a plurality of pieces of bearing ring gears by co-plating according to claim 1, wherein: the screw rod (8) vertically penetrates from the center of the hanging disc (10), the screw rod (8) is in threaded fit connection with the hanging disc (10), and the guide rod (9) is in movable penetrating connection with the hanging disc (10).
3. The apparatus for coating a plurality of pieces of bearing ring gears by co-plating according to claim 1, wherein: the hanging rack (11) comprises a metal hanging rack (12), a miniature liquid pump (13), a hollow pipe (14) and a bearing gear ring fixing mechanism (17), wherein the metal hanging rack (12) is hung in a hanging hole (1001), a welding pad (1201) is welded on the side wall of the metal hanging rack (12), the miniature liquid pump (13) is fixed in the middle of the welding pad (1201), the hollow pipe (14) is welded at the bottom end of the metal hanging rack (12), a hanging plate (1401) is fixed at the bottom of the hollow pipe (14), and the bearing gear ring fixing mechanism (17) is installed above the hanging plate (1401).
4. The apparatus for coating a plurality of pieces of bearing ring gears by co-plating according to claim 3, wherein: the water pumping port of the miniature liquid pump (13) is connected with a liquid pumping pipe (1301), the tail end of the liquid pumping pipe (1301) extends into the bottom of the electroplating pool (1), a water outlet of the miniature liquid pump (13) is connected with a liquid sending pipe (1302), and the tail end of the liquid sending pipe (1302) is connected into the interior of the hollow pipe (14).
5. The apparatus for coating a plurality of pieces of bearing ring gears by co-plating according to claim 3, wherein: the outer wall of hollow tube (14) has branch liquid pipe (15) along the equidistant welding of vertical direction, and divides the tip of liquid pipe (15) and all installs shower nozzle (16), divide liquid pipe (15) and hollow tube (14) homogeneous phase intercommunication, and the outside at branch liquid pipe (15) is established to the whole cover of bearing ring gear fixed establishment (17).
6. The apparatus for coating a plurality of pieces of bearing ring gears by co-plating according to claim 5, wherein: the bearing gear ring fixing mechanism (17) is composed of a hollowed-out net cylinder (18), sponge ferrules (19) and a sealing cylinder (20), the sponge ferrules (19) are bonded to the outer wall of the hollowed-out net cylinder (18) at equal intervals in the vertical direction, the sealing cylinder (20) is fixedly connected to the bottom of the hollowed-out net cylinder (18), and the bottom of the sealing cylinder (20) is bonded with the hanging plate (1401).
7. The apparatus for coating a plurality of pieces of bearing ring gears by co-plating according to claim 1, wherein: interlayer subassembly (26) comprises baffle (27), reinforced nest of tubes (28) and shrouding (29), baffle (27) equidistance vertical welding is in the inside of plating solution recovery pond (25), and the top one side of baffle (27) all is provided with reinforced nest of tubes (28), the inside of baffle (27) all is pegged graft and is had shrouding (29), and the topside of shrouding (29) all wears out from the top opposite side of baffle (27).
8. The apparatus for coating a plurality of pieces of bearing ring gears by co-plating according to claim 7, wherein: a through groove (2701) is arranged below the partition plate (27) in a penetrating mode, the sealing plate (29) penetrates through the through groove (2701), and a rectangular groove (2702) is formed in the front surface of the partition plate (27).
9. The apparatus for coating a plurality of pieces of bearing ring gears by co-plating according to claim 8, wherein: the one end top of feeding nest of tubes (28) is connected with feeding tube mouth (2801), and the below equidistance of feeding nest of tubes (28) is provided with bleeder pipe (2802), bleeder pipe (2802) all run through from the top of baffle (27) is inside, and the bottom of bleeder pipe (2802) all stretches into in rectangular channel (2702).
10. A coating process for co-plating a plurality of bearing gear rings is characterized in that: the coating process comprises coating equipment for co-plating a plurality of bearing gear rings according to any one of claims 1 to 9, and the coating process comprises the following specific steps:
(1) placing an anode metal plate (7):
inserting an anode metal plate (7) between two cross frames (4) along a placing groove (401) on the cross frames (4), and moving the anode metal plate (7) left and right to well place the anode metal plate (7) in an anode placing frame (3);
secondly, inserting the anode placing frame (3) into the electroplating pool (1) through a slot (101) on the electroplating pool (1) until the tail ends of the transverse frames (4) in the anode placing frame (3) are clamped into the clamping blocks (103);
thirdly, the rubber insert block (601) is tightly inserted into the rubber gasket (102) in the slot (101) to prevent the electroplating solution from permeating out from the rubber gasket;
(2) placing a bearing gear ring product:
firstly, starting a motor connected to the bottom of a screw rod (8), rotating the screw rod (8) in the positive direction, and lifting a hanging disc (10);
secondly, hanging holes (1001) are selected to hang the hanging rack (11);
thirdly, the bearing gear ring is sleeved outside a sponge ring (19) of the bearing gear ring fixing mechanism (17), and the bearing gear ring is fixed by the friction force between the sponge ring (19) and the inner ring of the bearing gear ring;
(3) adding electrolyte into the electroplating pool (1), and connecting the anode placing frame (3) and the bearing gear ring fixing mechanism (17) with electricity;
(4) beginning of electroplating:
firstly, starting a motor connected to the bottom of a screw rod (8), rotating the screw rod (8) in the opposite direction, descending a hanging disc (10), and immersing a bearing gear ring into electroplating solution;
secondly, a miniature liquid pump (13) is started, the miniature liquid pump (13) pumps the electroplating liquid in the electroplating pool (1) through a liquid pumping pipe (1301), and the pumped electroplating liquid is conveyed to a hollow pipe (14) through a liquid conveying pipe (1302);
thirdly, after the electroplating solution enters the hollow pipe (14), the electroplating solution is dispersed from each liquid distribution pipe (15) under the action of pump pressure and is sprayed out from each spray head (16);
fourthly, the sprayed electroplating solution finally directly contacts the bearing gear ring through the hollow mesh cylinder (18) and the sponge ferrule (19), and the bearing gear ring is fully and completely contacted with the electroplating solution, so that the electroplating can be fully carried out, and a good plating layer structure is formed;
(5) taking and replacing a bearing gear ring:
starting a motor connected to the bottom of a screw (8), rotating the screw (8) in the positive direction, lifting a hanging disc (10), separating a bearing gear ring with finished plating from electroplating solution, drying the bearing gear ring, taking down the bearing gear ring, packaging and sealing;
secondly, the bearing gear ring which is not plated is placed outside the sponge ferrule (19) again, the motor connected with the bottom of the screw rod (8) is started, the screw rod (8) rotates in the opposite direction, the hanging disc (10) descends, and the bearing gear ring which is not plated is immersed in electroplating solution for plating;
(6) disassembling and replacing the anode metal plate (7):
firstly, a valve connected to a liquid outlet pipeline (21) is opened, and the electroplating solution in the electroplating pool (1) is discharged into an electroplating solution recovery pool (25), so that the liquid level of the electroplating solution in the electroplating pool (1) is lower than the lower groove surface of the slot (101);
secondly, the whole anode placing frame (3) is drawn out of the electroplating pool (1);
sliding the anode metal plate (7) out of the cross frame (4) along the placing groove (401), wherein the anode metal plate (7) penetrates through the wiping plates (5) in the sliding-out process, and the sponge sheet (501) on the wiping plates (5) is in contact with the outer wall of the anode metal plate (7) to generate friction, so that the friction force is utilized to clean up a floating layer attached to the outer wall of the anode metal plate (7);
inserting a new anode metal plate (7) between the cross frames (4) along the placing groove (401) again, inserting the anode placing frame (3) back into the electroplating pool (1), starting a liquid pumping pump (23) after checking tightness, and guiding the electroplating solution back into the electroplating pool (1) through a backflow guide pipe (24) -liquid return pipeline (22) pipeline;
(7) recycling of electroplating solution:
firstly, a valve connected to a liquid outlet pipeline (21) is opened, and the old electroplating solution in the electroplating pool (1) is led into an electroplating solution recovery pool (25);
secondly, taking each interlayer assembly (26) as a partition, and adding chemical displacement reagents into each partition layer by a feeding pipe group (28) on each partition plate (27);
thirdly, the retention time of the electroplating solution in each partition layer needs to be kept for 30min, after 30min, the sealing plate (29) of the partition layer where the electroplating solution is located is pulled upwards to expose the through groove (2701), and the electroplating solution flows into the next partition layer from the through groove (2701);
fourthly, after the electroplating solution is subjected to chemical displacement reaction of each layer, new electroplating solution which can be put into electroplating production again is formed, a liquid pumping pump (23) is started, and the displaced new electroplating solution is led back to the electroplating pool (1) through a backflow guide pipe (24) -liquid return pipeline (22) for continuing electroplating production.
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