CN115976594A

CN115976594A - Process for electroplating zinc-nickel alloy on neodymium iron boron

Info

Publication number: CN115976594A
Application number: CN202310031733.0A
Authority: CN
Inventors: 裴明刚; 汪宗平; 袁敏
Original assignee: Anhui Wanci Electronics Co ltd
Current assignee: Anhui Wanci Electronics Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-04-18

Abstract

The invention relates to the technical field of neodymium iron boron electroplating treatment, in particular to a process for electroplating zinc-nickel alloy on neodymium iron boron, which is used for solving the problem that the electroplating effect of the neodymium iron boron is influenced because a large amount of impurities and oil stains are attached to the surface of an inner ring and an outer ring of an annular magnet due to long-time exposure to the external environment before electroplating of the neodymium iron boron.

Description

Process for electroplating zinc-nickel alloy on neodymium iron boron

Technical Field

The invention relates to the technical field of neodymium iron boron electroplating treatment, in particular to a process for electroplating zinc-nickel alloy on neodymium iron boron.

Background

The sintered Nd-Fe-B permanent magnetic material has excellent magnetic performance, is widely applied to the fields of electronics, electric machinery, medical instruments, toys, packaging, hardware machinery, aerospace, and the like, and is more commonly provided with a permanent magnet motor, a loudspeaker, a magnetic separator, a computer disk driver, a magnetic resonance imaging device instrument, and the like;

the annular magnet made of neodymium iron boron has poor corrosion resistance, so that the electroplating corrosion resistance is generally needed, and as the annular magnet is exposed in the external environment for a long time before electroplating, a large amount of impurities and oil stains are attached to the surface of the annular magnet, and if the annular magnet does not clean the impurities and the oil stains attached to the surface in time before electroplating, the electroplating effect on the annular magnet is greatly reduced, and meanwhile, the service life of a plating layer on the surface of the electroplated annular magnet is greatly shortened, and the phenomenon that the plating layer cracks and peels off is caused;

in view of the above technical drawbacks, a solution is proposed.

Disclosure of Invention

The invention aims to provide a process for electroplating zinc-nickel alloy on neodymium iron boron, which is used for solving the following problems that an annular magnet penetrates through a bearing cylinder under the cooperation of an electric push rod II, a brush strip I at the bottom of a cover cap is in close contact with the top of the annular magnet and the upper half part of the side face of the annular magnet, a brush strip I positioned in the middle of a short rod is in abutting contact with an inner ring of the annular magnet, a brush strip II is in abutting contact with the bottom of the annular magnet and the lower half part of the side face of the annular magnet under the action of a compression spring I, and abutting columns are cylindrical in shape, so that the contact area between the symmetrically arranged abutting columns and the annular magnet can be reduced to the maximum extent, the cleaning capability of the brush strip I and the brush strip II on the annular magnet is greatly improved, and the problems that the existing annular magnet is exposed to the external environment for a long time before electroplating to adhere a large amount of impurities and greasy dirt, and the electroplating effect of the annular magnet is influenced if the existing annular magnet is not cleaned.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a process of zinc-nickel alloy is electroplated to neodymium iron boron, carries out deoiling and impurity removal treatment to ring magnet inner and outer lane surface through the edulcoration device earlier, carries out drying process with the ring magnet surface after handling again, electroplates annular magnet at last and obtains, wherein specific deoiling is dirty and is removed the impurity and handle and include following step:

the method comprises the following steps: injecting a degreasing cleaning agent into an equipment box in the impurity removal device and soaking the annular magnet in the degreasing cleaning agent for a period of time, so that the oil stain and the degreasing cleaning agent are fully reacted for subsequent cleaning;

step two: the soaked annular magnet is transferred to the position of the cleaning component through the clamping component and the electric push rod II;

step three: the water pump I further cleans the surfaces of the annular magnets by passing clean water of the water storage tank I through the spray head I;

step four: the cleaned annular magnet is dried under the action of the multiple groups of fans, and the dried annular magnet is conveyed into the electroplating box for electroplating.

The impurity removing device comprises a support and an equipment box, one side of the equipment box is communicated with a water through pipe, the water through pipe is communicated with an external water supply device, the top of the support is fixedly provided with the equipment box, the bottom of the equipment box is provided with a first water storage box and a second water storage box, the bottom and the top of the inner wall of the equipment box are respectively and fixedly connected with a plurality of groups of first electric push rods and second electric push rods, the inner side wall of the equipment box is fixedly connected with a guide rail, the output end of the first electric push rod is fixedly provided with a supporting plate through spot welding, the output end of the second electric push rod is fixedly provided with a transverse plate through spot welding, one end of the supporting plate and one end of the transverse plate are both connected in the guide rail in a sliding manner, and the inside of the equipment box is provided with a clamping assembly and a cleaning assembly matched with the clamping assembly;

the centre gripping subassembly includes slide rail one, L type supporting rod and electric putter three, the top of diaphragm is fixed with multiunit slide rail one and two electric putter three through spot welding, the multiunit spout has been seted up at the top of diaphragm, the top sliding connection of L type supporting rod is in the spout, sliding rail sliding connection has slider one in one, slider one bottom and L type supporting rod top fixed connection, the top of diaphragm has the multiunit to change the board through bearing swing joint, the one end of changeing the board is rotated and is connected with the pendulum rod, the one end that changes the board is kept away from to the pendulum rod rotates with slider one and is connected, and is adjacent fixedly connected with connecting rod between the slider one, the output of electric putter three and the connecting rod fixed connection who corresponds the setting.

Furthermore, one side of the L-shaped clamping rod is fixedly connected with a plurality of groups of supporting rods, and the end parts of the supporting rods are fixedly connected with supporting columns.

Further, the cleaning assembly comprises a shaft hole, a plurality of groups of shaft holes are formed in the top of the transverse plate, a plurality of groups of transmission rods are arranged inside the equipment box, the top of the equipment box is fixedly connected with the shaft seat, the top end of each transmission rod penetrates through the equipment box and movably connected with the shaft seat through a bearing, a transmission mechanism used for driving the transmission rods is installed at the top of the equipment box, a cover cap is fixedly connected to the bottom end of each transmission rod, a short rod is fixed to the center of the bottom of the cover cap through bolts, a first brush strip is uniformly arranged on the outer sides of the bottom of the cover cap and the short rod, a bearing barrel is fixedly connected to the bottom end of the short rod, a second sliding rail and a support are uniformly fixed to the outer side of the bearing barrel, a rotating sleeve is rotatably connected to the inner side of the support, and a second brush strip is arranged inside the rotating sleeve.

Furthermore, a second sliding block is connected to the second sliding rail in a sliding mode, a push rod is connected to one side of the second sliding block in a rotating mode, one end, far away from the second sliding block, of the push rod is connected with a rotating sleeve in a rotating mode, and a first compression spring is fixedly connected between the second sliding block and the inner wall of the second sliding rail.

Further, the outside fixed mounting of equipment case has water pump one and water pump two, the inner wall of equipment case is provided with multiunit shower nozzle one and shower nozzle two, water pump one and two one ends of water pump all communicate with water storage box one and water storage box two respectively through the pipe one that corresponds the setting, the water pump one and two other ends of water pump all are connected with shower nozzle one and shower nozzle two respectively through the pipe two that corresponds the setting.

Furthermore, matched water through holes are formed in the top of the second water storage tank, the bottom of the equipment box and the supporting plate in a penetrating mode, and the inner wall of the second water storage tank is fixedly connected with a filter plate.

Further, the top fixedly connected with electric putter four of layer board, the spacing groove has been seted up at the top of layer board, sliding connection has the slide in the spacing groove, spot welding fixedly connected with multiunit backing plate one is passed through at the top of slide, top fixedly connected with backing plate two of backing plate one, the blown down tank has been seted up to one side of equipment box, blown down tank department installs the closed door, the outside of water storage box one and water storage box two all communicates there is the outlet pipe, equipment rack is installed to one side of equipment box, the transfer roller is installed to the inboard of equipment rack, the outside of transfer roller is connected with bears the carrier net, the hole that leaks has evenly been seted up in the outside of carrier net, the fan is all installed to the top and the bottom of equipment rack, electroplating box is installed to one side of equipment rack.

Compared with the prior art, the invention has the beneficial effects that:

1. when the annular magnet cleaning device is used, firstly, the annular magnet is fully soaked by using a degreasing cleaning agent, oil stains on the surface of the annular magnet fully react with the cleaning agent to facilitate subsequent cleaning, the annular magnet penetrates through the bearing cylinder under the cooperation of the electric push rod II, the brush strip I at the bottom of the cover cap is tightly contacted with the top of the annular magnet and the upper half part of the side face, the brush strip I at the middle part of the short rod is tightly contacted with the inner ring of the annular magnet, the brush strip II is tightly contacted with the bottom of the annular magnet and the lower half part of the side face under the action of the compression spring I, and the transmission mechanism drives the transmission rod to rotate so as to drive the surfaces of the brush strip I and the brush strip II to be more fully cleaned.

2. When the cleaning device is used, the water pump II sprays the degreasing cleaning agent in the water storage tank II through the guide pipe I and the guide pipe II, the spray head II sprays the degreasing cleaning agent on the surfaces of the brush strip I, the brush strip II and the annular magnet, further cleaning of the annular magnet is realized, and the water pump I sprays clean water through the spray head I to further clean the annular magnet; through the cooperation of the electric push rod I and the electric push rod II, the automation degree of cleaning work is obviously improved.

3. When the brush bar cleaning device is used, the clamping assembly is arranged, the symmetrically arranged L-shaped clamping rods can clamp the annular magnets with different sizes through the abutting columns, and the abutting columns are cylindrical, so that the contact area between the symmetrically arranged abutting columns and the annular magnets can be reduced to the maximum extent, and the cleaning capability of the annular magnets on the first brush bar and the second brush bar is greatly improved.

4. When the water storage tank is used, the filter plate is arranged in the second water storage tank, and the filter plate can block oil stains and impurities cleaned from the surface of the annular magnet, so that the degreasing cleaning agent sprayed out by the second water pump and the second spray head is always in a relatively clean state, the recycling frequency of the degreasing cleaning agent is increased, and the use cost is effectively reduced.

Drawings

For the understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings;

FIG. 1 is a general elevational view of the overall internal structure of the present invention;

FIG. 2 is a side view of the overall internal structure of the present invention;

FIG. 3 is a top view of the cross plate structure of the present invention;

FIG. 4 is a schematic view of a cleaning assembly of the present invention;

FIG. 5 is a schematic view of a cleaning assembly of the present invention;

FIG. 6 is an enlarged view of area A of FIG. 4 according to the present invention;

fig. 7 is a schematic view of a connecting rod structure according to the present invention.

Fig. 8 is a schematic view of the abutment state of the abutment of the present invention.

Reference numerals: 1. a support; 2. an equipment box; 301. a first water storage tank; 302. a second water storage tank; 401. an electric push rod I; 402. a second electric push rod; 5. a guide rail; 6. a support plate; 7. a transverse plate; 8. a clamping assembly; 801. a first slide rail; 802. a chute; 803. an L-shaped clamping rod; 804. a first sliding block; 805. rotating the plate; 806. a swing rod; 807. an electric push rod III; 808. a connecting rod; 809. a support rod; 810. a support column; 9. a cleaning assembly; 901. a shaft hole; 902. a transmission rod; 903. a transmission mechanism; 904. a cover; 905. a short bar; 906. brushing the first strip; 907. a receiving cylinder; 908. a second slide rail; 909. a support; 910. rotating the sleeve; 911. brushing a second strip; 912. a second sliding block; 913. a top rod; 101. a first water pump; 102. a second water pump; 103. a first spray head; 104. a second spray head; 105. a first conduit; 106. a second conduit; 107. filtering the plate; 11. an electric push rod IV; 12. a slide plate; 13. a first base plate; 14. a second backing plate; 15. an equipment rack; 16. a carrying net; 17. a fan; 18. and (4) an electroplating box.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1-8, the corrosion resistance of the ring magnet made of neodymium iron boron is relatively poor, so it is generally necessary to perform electroplating corrosion protection, because the ring magnet is exposed in the external environment for a long time before electroplating, a large amount of impurities can be attached to the surface of the ring magnet, if the ring magnet does not timely treat the impurities and oil stains attached to the surface before electroplating, the electroplating effect of the ring magnet can be affected, meanwhile, the service life of the plating layer on the surface of the electroplated ring magnet can be greatly shortened, and the phenomenon that the plating layer cracks and drops occurs, for solving the problem, the specific operation is as follows:

firstly, placing a plurality of groups of annular magnets on a first backing plate 13 at the top of a sliding plate 12, sleeving a hollow part in the middle of each annular magnet on the outer side of a second backing plate 14, closing a closed door, injecting a degreasing cleaning agent into an equipment box 2 at the top of a support 1 through a water pipe, filling the water storage box II 302 with the degreasing cleaning agent, and then continuously injecting the degreasing cleaning agent into the water storage box II 302, wherein after the liquid level of the degreasing cleaning agent overflows the annular magnets, the electric push rod I401 and the support plate 6 are at the lowest positions when the degreasing cleaning agent overflows the surface of the annular magnets, so that the purpose of saving the cleaning agent is achieved, and the annular magnets are continuously soaked for a period of time, so that oil stains on the surfaces of the annular magnets are fully reacted with the cleaning agent to facilitate subsequent cleaning;

after the annular magnet is fully reacted, the first electric push rod 401 is started, the first electric push rod 401 drives the supporting plate 6 to move upwards, the two ends of the supporting plate 6 move vertically upwards along the guide rails 5, the second electric push rod 402 is started until the supporting plate moves to a specified position, the transverse plate 7 is driven by the second electric push rod 402 to move vertically downwards along the guide rails 5 until the supporting column 810 is close to the outer side of the circumference of the annular magnet, and the state is shown in fig. 8.

The top of the transverse plate 7 is fixedly provided with a plurality of groups of first sliding rails 801 and three electric push rods 807 through spot welding, the top of the transverse plate 7 is provided with a plurality of groups of sliding grooves 802, the top end of an L-shaped clamping rod 803 is connected in the sliding grooves 802 in a sliding mode, the first sliding rails 801 are connected with a first sliding block 804 in a sliding mode, the bottom of the first sliding block 804 is fixedly connected with the top end of the L-shaped clamping rod 803, the top of the transverse plate 7 is movably connected with a plurality of groups of rotating plates 805 through bearings, one end of each rotating plate 805 is rotatably connected with a swinging rod 806, one end, far away from the rotating plates 805, of each swinging rod 806 is rotatably connected with the first sliding block 804, a connecting rod 808 is fixedly connected between the adjacent first sliding blocks 804, the output ends of the three electric push rods 807 are fixedly connected with corresponding connecting rods 808, one side of the L-shaped clamping rod 803 is fixedly connected with a plurality of groups of resisting rods 809, and the resisting columns 810 are fixedly connected with the end portions of the resisting rods 809.

When the annular magnet is arranged specifically, the electric push rod III 807 is started, the electric push rod III 807 drives the connecting rod 808 to move, the moving of the connecting rod 808 drives the sliding block I804 to slide in the sliding rail I801, the sliding block I804 drives the rotating plate 805 to rotate through the swinging rod 806, the rotating plate 805 rotates to drive the swinging rod 806 on the other side to move, and therefore the two sliding blocks I804 which are correspondingly arranged are mutually close through the mutual matching of the electric push rod III 807, the connecting rod 808, the sliding block I804 and the rotating plate 805, and the two sliding blocks I804 are mutually close to drive the L-shaped clamping rods 803 fixedly connected with the bottoms of the sliding blocks I to mutually close until the abutting columns 810 abut against the outer side of the circumference of the annular magnet;

through being provided with centre gripping subassembly 8, the L type supporting rod 803 that the symmetry set up can carry out the centre gripping to not unidimensional ring magnet through supporting post 810 to the shape that supports post 810 is cylindrical, and then makes the symmetry set up support post 810 can the at utmost reduce with ring magnet's area of contact, has greatly improved the clean ability to ring magnet.

Example two:

the embodiment is extended on the basis of the first embodiment, and as the ring-shaped magnet is soaked in the degreasing cleaning agent, oil stains and impurities on the surface layer of the ring-shaped magnet are not cleaned, in order to solve the problem, the specific operation is as follows:

a sliding rail II 908 and a support 909 are uniformly fixed on the outer side of the circumference of the bearing barrel 907, the inner side of the support 909 is rotatably connected with a rotating sleeve 910, a brush strip II 911 is arranged inside the rotating sleeve 910, a sliding block II 912 is slidably connected in the sliding rail II 908, one side of the sliding block II 912 is rotatably connected with a top rod 913, one end, far away from the sliding block II 912, of the top rod 913 is rotatably connected with the rotating sleeve 910, and a compression spring I is fixedly connected between the sliding block II 912 and the inner wall of the sliding rail II 908.

After the annular magnet is clamped by the abutting column 810, the transverse plate 7 is driven by the second electric push rod 402 to vertically move upwards, as shown in fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, when the inner circle of the middle part of the annular magnet penetrates through the bearing cylinder 907 and contacts with the second brush strip 911, the inner circle of the annular magnet can push the second brush strip 911 to bend, the bending of the multiple strands of second brush strips 911 can drive the rotating sleeve 910 to deflect, meanwhile, the rotating sleeve 910 deflects to enable the push rod 913 to push the second slide block 912 to slide in the second slide rail 908 until the annular magnet penetrates through the bearing cylinder 907, at the moment, the first brush strip 906 at the bottom of the cover cap 904 is in close contact with the top of the annular magnet and the upper half part of the side face, the first brush strip 906 in the middle of the short rod is in close contact with the inner circle of the annular magnet, and the second brush strip 911 is in close contact with the bottom of the annular magnet and the lower half part of the side face under the action of the first compression spring;

then, a transmission mechanism 903 is started, the transmission mechanism 903 is composed of a plurality of groups of motors, the motors respectively drive correspondingly arranged transmission rods 902 to rotate in the shaft holes 901, the transmission rods 902 drive the covers 904, the first brush strips 906 and the second brush strips 911 to rotate, the rotating first brush strips 906 and the second brush strips 911 fully clean the inner side and the outer side of the annular magnet, meanwhile, the second water pump 102 sprays degreasing cleaning agents in the second water storage tank 302 through the first guide pipe 105 and the second guide pipe 106 through the second spray head 104, the second spray head 104 sprays the degreasing cleaning agents on the first brush strips 906, the second brush strips 911 and the surface of the annular magnet, further cleaning of the annular magnet is achieved, meanwhile, a filter plate 107 is arranged in the second water storage tank 302, the filter plate 107 can block oil stains cleaned from the surface of the annular magnet, the degreasing cleaning agents sprayed out through the second water pump 102 and the second spray head 104 are always in a relatively clean state, the number of recycling of the degreasing cleaning agents is increased, and the use cost is effectively reduced;

a large amount of clean water is stored in the first water storage tank 301, the first water pump 101 sprays the water in the first water storage tank 301 through the first spray head 103 through the first guide pipe 105 and the second guide pipe 106, the second spray head 104 sprays degreasing detergent on the first brush strip 906, the second brush strip 911 and the surface of the annular magnet, and the first spray head 103 sprays clean water on the first brush strip 906, the second brush strip 911 and the surface of the annular magnet, so that the annular magnet is thoroughly cleaned;

by arranging the cleaning assembly 9, the first brush bar 906 and the second brush bar 911 clean the surface of the ring magnet in all directions, meanwhile, by arranging the first water pump 101 and the second water pump 102, the second water pump 102 sprays degreasing cleaning agents through the second spray head 104 to clean the ring magnet, and the first water pump 101 sprays clean water through the first spray head 103 to further clean the ring magnet.

Example three:

the top fixedly connected with electric putter four 11 of layer board 6, the spacing groove has been seted up at the top of layer board 6, sliding connection has slide 12 in the spacing groove, spot welding fixedly connected with multiunit backing plate 13 is passed through at the top of slide 12, top fixedly connected with backing plate two 14 of backing plate one 13, the blown down tank has been seted up to one side of equipment box 2, the closed door is installed to blown down tank department, the outside of one 301 and two 302 of water storage box all communicates there is the outlet pipe, equipment rack 15 is installed to one side of equipment box 2, the transfer roller is installed to the inboard of equipment rack 15, the outside of transfer roller is connected with bears net 16, the hole that leaks has evenly been seted up in the outside of bearing net 16, fan 17 is all installed to the top and the bottom of equipment rack 15, electroplating box 18 is installed to one side of equipment rack 15, when specifically setting, open the closed door, start electric putter four 11, electric putter four 11 will clean annular magnet and the slide 12 that finishes release from equipment box 2, the annular magnet that finishes through the arm of outside setting takes out and places on bearing net 16, drive bearing net 16 and annular magnet flows out the side and the side of electroplating box and carries out the fan 17 and blow-dry the side of the electroplating box, the side of electroplating box is blown dry through the annular magnet and is carried out the bottom of electroplating box.

Through being provided with clean subassembly 9 and fan 17, realize thorough cleanness and the drying to ring magnet, greatly avoided ring magnet to have the problem emergence that greasy dirt and impurity influence electroplating effect because of the surface.

The solution formulation in the plating tank 18 is: 45g/L of zinc chloride, 92g/L of nickel chloride, 212g/L of potassium chloride, 5ml/L of 221 complexing agent, 10ml/L of 224 dislocation agent and 0.5ml/L of 227 low-position reinforcing agent;

the function of potassium chloride in electroplating is mainly that of an electronic environment, the latter is that of an ionic environment, because in the chemical plating and electroplating processes, the electron current has great movement, cations and anions only move directionally under a driving voltage, and oxygen reduction reaction occurs on an anode and a cathode to finally form a metal coating, and the conductivity is enhanced by adding potassium chloride; the 221 complexing agent is complexed with the main salt of the plating solution to form more stable metal complex ions, so that concentration polarization and electrochemical polarization are increased, the metal deposition speed is reduced, and the plating layer is more delicate; by adding 224 displacement agents, the nickel layer in the small current region is obviously distributed more uniformly, the electroplating quality of the ring magnet is improved, and the defective rate is reduced; the 227 low-position reinforcing agent can widen the application range of pH, temperature and current density of the electroplating solution and further improve the electroplating effect on the surface of the ring magnet.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a process of zinc-nickel alloy is electroplated to neodymium iron boron, its characterized in that carries out deoiling and impurity removal treatment to annular magnet inner and outer lane surface through the edulcoration device earlier, carries out drying process with the annular magnet surface after handling again, electroplates annular magnet at last again and obtains, wherein specific deoiling is dirty and is removed the impurity and is handled including following step:

the method comprises the following steps: injecting degreasing cleaning agent into an equipment box (2) in the impurity removal device and soaking the annular magnet in the degreasing cleaning agent for a period of time to ensure that oil stains and the degreasing cleaning agent fully react for subsequent cleaning;

step two: the soaked annular magnet is transferred to the position of the cleaning component (9) through the clamping component (8) and the electric push rod II (402);

step three: the water pump II (102) cleans the surface of the annular magnet through degreasing detergent in the water storage tank II (302) through the spray head II (104), and the water pump I (101) further cleans the surface of the annular magnet through the spray head I (103) by using clean water in the water storage tank I (301);

step four: the cleaned ring magnet is dried under the action of a plurality of groups of fans (17), and the dried ring magnet is conveyed into an electroplating box (18) for electroplating.

2. The process for electroplating zinc-nickel alloy on neodymium iron boron according to claim 1, characterized in that an impurity removing device comprises a support (1) and an equipment box (2), one side of the equipment box (2) is communicated with a water through pipe, the water through pipe is communicated with an external water supply device, the top of the support (1) is fixedly provided with the equipment box (2), the bottom of the equipment box (2) is provided with a first water storage tank (301) and a second water storage tank (302), the bottom and the top of the inner wall of the equipment box (2) are respectively and fixedly connected with a plurality of groups of first electric push rods (401) and second electric push rods (402), the inner side wall of the equipment box (2) is fixedly connected with a guide rail (5), the output end of the first electric push rod (401) is fixed with a supporting plate (6) through spot welding, the output end of the second electric push rod (402) is fixed with a transverse plate (7) through spot welding, one ends of the supporting plate (6) and the transverse plate (7) are both in sliding connection with the guide rail (5), and a clamping assembly (8) and a cleaning assembly (9) matched with the clamping assembly (8) are arranged inside the equipment box (2);

the clamping assembly (8) comprises a first sliding rail (801), an L-shaped clamping rod (803) and a third electric push rod (807), a plurality of groups of first sliding rails (801) and two third electric push rods (807) are fixed to the top of the transverse plate (7) through spot welding, a plurality of groups of sliding grooves (802) are formed in the top of the transverse plate (7), the top end of the L-shaped clamping rod (803) is connected into the sliding grooves (802) in a sliding mode, a first sliding block (804) is connected into the first sliding rail (801) in a sliding mode, the bottom of the first sliding block (804) is fixedly connected with the top end of the L-shaped clamping rod (803), a plurality of groups of rotating plates (805) are movably connected to the top of the transverse plate (7) through bearings, one end of each rotating plate (805) is rotatably connected with a swinging rod (806), one end, far away from the rotating plates (805), of each swinging rod (806) is rotatably connected with the first sliding block (804), a connecting rod (808) is fixedly connected between the adjacent first sliding blocks (804), and the output ends of the third electric push rods (807) are fixedly connected with connecting rods (808) correspondingly arranged.

3. The process for electroplating zinc-nickel alloy on neodymium iron boron according to claim 2, wherein a plurality of groups of abutting rods (809) are fixedly connected to one side of the L-shaped clamping rod (803), and abutting columns (810) are fixedly connected to the end portions of the abutting rods (809).

4. The process of electroplating zinc-nickel alloy on neodymium iron boron according to claim 2, wherein the cleaning assembly (9) comprises an axle hole (901), a plurality of sets of axle holes (901) are formed in the top of the transverse plate (7), a plurality of sets of transmission rods (902) are arranged inside the equipment box (2), the top of the equipment box (2) is fixedly connected with an axle seat, the top end of the transmission rod (902) penetrates through the equipment box (2) and is movably connected with the axle seat through a bearing, a transmission mechanism (903) for driving the transmission rod (902) is installed at the top of the equipment box (2), a cover cap (904) is fixedly connected to the bottom end of the transmission rod (902), a short rod (905) is fixed to the center of the bottom of the cover cap (904) through a bolt, a first brush bar (906) is uniformly arranged at the bottom of the cover cap (904) and the outer side of the circumference of the short rod (905), a second sliding rail (908) and a second brush bar (909) are uniformly fixed to the outer side of the circumference of the receiving cylinder (907), a rotating sleeve (910) is rotatably connected to the inner side of the support (909), and a second brush bar (911) is arranged inside of the rotating sleeve (907).

5. The process for electroplating zinc-nickel alloy on neodymium iron boron according to claim 4, wherein a second sliding block (912) is slidably connected in the second sliding rail (908), a top rod (913) is rotatably connected to one side of the second sliding block (912), one end, far away from the second sliding block (912), of the top rod (913) is rotatably connected with a rotating sleeve (910), and a first compression spring is fixedly connected between the second sliding block (912) and the inner wall of the second sliding rail (908).

6. The process for electroplating zinc-nickel alloy on neodymium iron boron according to claim 2, wherein a first water pump (101) and a second water pump (102) are fixedly mounted on the outer side of the equipment box (2), a plurality of groups of first spray heads (103) and second spray heads (104) are arranged on the inner wall of the equipment box (2), one ends of the first water pump (101) and the second water pump (102) are respectively communicated with the first water storage tank (301) and the second water storage tank (302) through a first correspondingly arranged guide pipe (105), and the other ends of the first water pump (101) and the second water pump (102) are respectively connected with the first spray head (103) and the second spray head (104) through a second correspondingly arranged guide pipe (106).

7. The process for electroplating zinc-nickel alloy on neodymium iron boron according to claim 4, wherein the top of the second water storage tank (302), the bottom of the equipment box (2) and the supporting plate (6) are all provided with matched water through holes in a penetrating manner, and the inner wall of the second water storage tank (302) is fixedly connected with the filter plate (107).

8. The process of a zinc-nickel alloy is electroplated to neodymium iron boron, according to claim 4, characterized in that, the top fixedly connected with electric putter four (11) of layer board (6), the spacing groove has been seted up at the top of layer board (6), sliding connection has slide (12) in the spacing groove, spot welding fixedly connected with multiunit backing plate one (13) is passed through at the top of slide (12), the top fixedly connected with backing plate two (14) of backing plate one (13), the blown down tank has been seted up to one side of equipment box (2), closed door is installed to blown down tank department, the outside of water storage box one (301) and water storage box two (302) all communicates there is the outlet pipe, equipment rack (15) is installed to one side of equipment box (2), the transfer roller is installed to the inboard of equipment rack (15), the outside of transfer roller is connected with bearing net (16), the hole that leaks has evenly been seted up in the outside of bearing net (16), fan (17) is all installed to the top and the bottom of equipment rack (15), electroplating box (18) is installed to one side of equipment rack (15).