CN108998821B - Electroplating repair method for mechanical parts - Google Patents
Electroplating repair method for mechanical parts Download PDFInfo
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- CN108998821B CN108998821B CN201810956197.4A CN201810956197A CN108998821B CN 108998821 B CN108998821 B CN 108998821B CN 201810956197 A CN201810956197 A CN 201810956197A CN 108998821 B CN108998821 B CN 108998821B
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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
- 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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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/06—Filtering particles other than ions
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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
- 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
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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
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/34—Pretreatment of metallic surfaces to be electroplated
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- Materials Engineering (AREA)
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- Organic Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The invention relates to the technical field of brush plating, in particular to an electroplating repair method for mechanical parts, which comprises the following steps: s1, pre-plating treatment, and performing dust removal treatment on the surface of the workpiece; s2, plating, namely, putting the workpiece processed in the step S1 on an electroplating repair device for electroplating repair; and S3, passivating, namely cleaning the electroplated surface layer in the step S2, and then passivating. The electroplating repair device adopted by the method can greatly improve the repair efficiency of the workpiece, has less pollution and has the characteristic of convenient use.
Description
Technical Field
The invention relates to the technical field of electric brush plating, in particular to an electroplating repair method for mechanical parts.
Background
Brush plating is also known as metal pen plating or rapid plating. By means of electrochemical method, using plating pen soaked with plating solution as anode, making metal ion discharge and crystallize on the surface of negative pole (workpiece) to form metal covering layer. The plating pen is an insoluble anode, the plating solution adopts metal salt solution plating solution of organic complex, and the plating pen is contacted with the surface of the workpiece and continuously moves during brush plating.
In the process of repairing the mechanical part gouges by using the electric brush plating, the plating solution continuously flows out of the plating pen, and some plating solutions slip off from the side of the part to cause waste.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an electroplating repair method for mechanical parts, the electroplating repair device adopted by the method can greatly improve the repair efficiency of workpieces, and has the characteristics of less pollution and convenient use.
The technical scheme adopted by the invention for solving the technical problems is as follows: a method for electroplating and repairing mechanical parts comprises the following steps:
s1, pre-plating treatment, and performing dust removal treatment on the surface of the workpiece;
s2, plating, namely, putting the workpiece processed in the step S1 on an electroplating repair device for electroplating repair;
s3, passivating, namely cleaning the electroplated surface layer in the step S2, and then passivating;
the electroplating repair device adopted in the method comprises a drain pipe, a storage mechanism, an electroplating mechanism, a fixing mechanism, a supporting mechanism, a circulating mechanism, a supporting frame, a connecting mechanism, a limiting mechanism and a sliding mechanism; the middle part of the top surface of the support frame is provided with the electroplating mechanism for repairing parts, the bottom end of the electroplating mechanism is communicated with the storage mechanism for storing plating solution, and the bottom end of the storage mechanism is provided with the drain pipe for discharging the plating solution; the supporting mechanism is arranged at the edge of the top surface of the supporting frame, and the inside of the supporting mechanism is connected with the fixing mechanism in a sliding manner; the sliding mechanism is arranged at the joint of the fixing mechanism and the supporting mechanism, and the limiting mechanism is arranged in the fixing mechanism; the bottom end of the fixing mechanism is provided with the connecting mechanism used for discharging plating solution, the storage mechanism is internally provided with the circulating mechanism, and one end of the circulating mechanism is communicated with the connecting mechanism.
Specifically, electroplating mechanism includes insulating case, first filter screen and second filter screen, the top surface department installation placed in the middle of the support frame the insulating case, an inside wall installation of insulating case first filter screen, another inside wall installation of insulating case the second filter screen, just first filter screen with the second filter screen is in the lateral wall staggered arrangement of insulating case, lays the part in order to make things convenient for first filter screen electroplates, and puts the part of electroplating completion the surface of second filter screen is dried.
Specifically, the storage mechanism comprises a box body, a baffle plate and a water inlet funnel, the box body is arranged in the support frame, and the top end of the box body is communicated with the insulation box; the inside top installation of box the funnel of intaking, just the inside crisscross distribution of funnel of intaking the baffle, just the bottom installation of box the drain pipe, for convenient the plating bath of insulating box inside flows into feed hopper's inside with the baffle contact slows down the velocity of motion of plating bath, makes even the entering of plating bath the inside of box.
Specifically, circulation mechanism includes water pump and water pipe, the inside fixed connection in bottom of box the water pump, the lateral wall installation of water pump the water pipe, for the convenience will the inside plating bath of box passes through the water pump is drawn in the inside of water pipe.
Specifically, fixed establishment includes first dead lever, second dead lever, fixed cover and spring, install on the top of water pipe the cavity the lateral wall of first dead lever, the top installation of first dead lever fixed cover, the top surface of fixed cover with the inside of second dead lever passes through spring coupling, just first dead lever with fixed cover with the inside sliding connection of second dead lever, for the convenience with the plating bath of box inside is taken into the inside of first dead lever, and for the convenience first dead lever is in the inside motion of second dead lever.
Specifically, the connecting mechanism comprises a spray head, an anode, a bump, a cloth pad, a roller and a water inlet, the hollow spray head is installed at the bottom end of the second fixing rod, the anode is fixedly connected inside the spray head, and the diameter of the anode is larger than the inner diameter of the spray head; the funnel-shaped water inlets are formed in one end of the anode at equal intervals, the other end of the anode abuts against the cloth pad, and the cloth pad is fixed at one end of the spray head; the inside equidistance of water inlet rotates to be connected the cylinder, just the internally mounted arc of water inlet the lug is convenient the inside plating bath of first dead lever gets into the inside of shower nozzle makes the plating bath flow in the inside of water inlet with the cylinder with the lug contact slows down the speed of plating bath, makes the plating bath homogeneous flow on the cloth pad, makes the even surface that flows to the part of plating bath on the cloth pad.
Specifically, the limiting mechanism comprises two first sliding grooves, a plurality of second sliding grooves and balls, the first sliding grooves and the second sliding grooves are arranged in the second fixing rod, and the first sliding grooves and the second sliding grooves are communicated and vertically arranged; the side wall of the fixing sleeve is symmetrically connected with the balls in a rolling manner, the balls are connected with the first sliding groove and the second sliding groove in a sliding manner, the balls are clamped in the first sliding groove, so that the fixing sleeve drives the balls to slide in the first sliding groove and the second sliding groove conveniently, the balls are clamped in the first sliding groove, and the fixing sleeve and the first fixing rod are fixed.
Specifically, the supporting mechanism comprises supporting columns, supporting plates and sliding rods, the supporting columns are symmetrically installed at the edges of the top surfaces of the supporting frames, and the top ends of the supporting columns are fixedly connected with the supporting plates; two sliding connection between the backup pad the slide bar, just the lateral wall sliding connection of slide bar the second dead lever, for the convenience slide bar is in the lateral wall of backup pad slides, the second dead lever is in the lateral wall of slide bar slides, thereby makes the shower nozzle be in the surface motion of first filter screen.
Specifically, the sliding mechanism comprises steel balls, a connecting block, a fixing block, a limiting block, a roller and a clamping groove, the fixing block is mounted at two ends of the sliding rod, the limiting block with an arc-shaped side wall is mounted at the top end of the fixing block, the connecting block is mounted at the edge of the bottom end of the fixing block, and the bottom end of the connecting block is in rolling connection with the steel balls; the side wall of the fixed block is provided with the roller, the side wall of the supporting plate is provided with the clamping groove with the T-shaped section area, and the side wall of the clamping groove is connected with the roller in a sliding manner; the bottom end of the clamping groove is connected with the steel balls in a rolling mode, the side wall of the clamping groove is connected with the connecting block, the fixing block and the limiting block in a sliding mode, and the fixing block is fixed inside the clamping groove simultaneously in order to reduce friction force of the fixing block when the fixing block slides inside the clamping groove.
The invention has the beneficial effects that:
(1) the invention relates to an electroplating repair method for mechanical parts, which is characterized in that an electroplating mechanism is arranged at the top end of a storage mechanism of an electroplating repair device, the interior of the storage mechanism is communicated with a connecting mechanism through a circulating mechanism, parts are placed on the electroplating mechanism, a plating solution flows from the interior of the connecting mechanism to the interiors of the electroplating mechanism and the storage mechanism, and the plating solution in the storage mechanism enters the interior of the connecting mechanism through the circulating mechanism, so that the plating solution is recycled.
(2) According to the electroplating repair method for the mechanical parts, the connecting mechanism of the electroplating repair device is arranged at the bottom end of the fixing mechanism, the parts are fixed inside the electroplating mechanism in the electroplating process, and the fixing mechanism is held tightly to enable the plating solution to continuously flow to the surfaces of the parts from the inside of the connecting mechanism, so that the plating solution is prevented from contacting hands.
(3) According to the electroplating repair method for the mechanical parts, the limiting mechanism is arranged inside the fixing mechanism of the electroplating repair device, and the limiting mechanism fixes the connecting mechanism on the surface of the part in the repair process, so that the electroplating repair method is convenient for people to use.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of an electroplating repair apparatus used in the method;
FIG. 2 is a schematic view of the internal structure of the storage mechanism shown in FIG. 1;
FIG. 3 is a schematic view of the internal structure of the fixing mechanism shown in FIG. 1;
FIG. 4 is a cross-sectional view of the internal structure of the support plate shown in FIG. 1;
fig. 5 is a schematic view of the internal structure of the connection mechanism shown in fig. 1.
In the figure: 1. the water outlet pipe comprises a water outlet pipe, 2, a storage mechanism, 21, a box body, 22, a baffle plate, 23, a water inlet funnel, 3, an electroplating mechanism, 31, an insulating box, 32, a first filter screen, 33, a second filter screen, 4, a fixing mechanism, 41, a first fixing rod, 42, a second fixing rod, 43, a fixing sleeve, 44, a spring, 5, a supporting mechanism, 51, a supporting column, 52, a supporting plate, 53, a sliding rod, 6, a circulating mechanism, 61, a water pump, 62, a water pipe, 7, a supporting frame, 8, a connecting mechanism, 81, a nozzle, 82, an anode, 83, a bump, 84, a cloth pad, 85, a roller, 86, a water inlet, 9, a limiting mechanism, 91, a first chute, 92, a second chute, 93, a ball, 10, a sliding mechanism, 101, a steel ball, 102, a connecting block, 103, a fixing block, 104, a limiting block, 105.
Detailed Description
In order to make the technical method, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in FIG. 1, the electroplating repair method for mechanical parts comprises the following steps:
s1, pre-plating treatment, and performing dust removal treatment on the surface of the workpiece;
s2, plating, namely, putting the workpiece processed in the step S1 on an electroplating repair device for electroplating repair;
s3, passivating, namely cleaning the electroplated surface layer in the step S2, and then passivating;
the electroplating repair device adopted in the method comprises a drain pipe 1, a storage mechanism 2, an electroplating mechanism 3, a fixing mechanism 4, a supporting mechanism 5, a circulating mechanism 6, a supporting frame 7, a connecting mechanism 8, a limiting mechanism 9 and a sliding mechanism 10; the middle part of the top surface of the support frame 7 is provided with the electroplating mechanism 3 for repairing parts, the bottom end of the electroplating mechanism 3 is communicated with the storage mechanism 2 for storing plating solution, and the bottom end of the storage mechanism 2 is provided with the drain pipe 1 for discharging the plating solution; the supporting mechanism 5 is installed at the edge of the top surface of the supporting frame 7, and the fixing mechanism 4 is connected inside the supporting mechanism 5 in a sliding manner; the sliding mechanism 10 is installed at the joint of the fixing mechanism 4 and the supporting mechanism 5, and the limiting mechanism 9 is installed inside the fixing mechanism 4; the bottom end of the fixing mechanism 4 is provided with the connecting mechanism 8 for discharging plating solution, the storage mechanism 2 is internally provided with the circulating mechanism 6, and one end of the circulating mechanism 6 is communicated with the connecting mechanism 8.
Specifically, as shown in fig. 1, in the electroplating repair method for mechanical parts according to the present invention, the electroplating mechanism 3 includes an insulation box 31, a first filter screen 32 and a second filter screen 33, the insulation box 31 is installed at a central position of the top surface of the supporting frame 7, the first filter screen 32 is installed on one inner side wall of the insulation box 31, the second filter screen 33 is installed on the other inner side wall of the insulation box 31, and the first filter screen 32 and the second filter screen 33 are arranged in a staggered manner on the side wall of the insulation box 31, so as to facilitate placing parts on the first filter screen 32 for electroplating, and placing the electroplated parts on the surface of the second filter screen 33 for drying.
Specifically, as shown in fig. 1 and fig. 2, in the method for repairing a mechanical component by electroplating, the storage mechanism 2 includes a box 21, a baffle 22 and a water inlet funnel 23, the box 21 is installed inside the support frame 7, and the top end of the box 21 is communicated with the insulation box 31; the inside top installation of box 21 the funnel of intaking 23, just the crisscross distribution in inside of the funnel of intaking 23 baffle 22, just the bottom installation of box 21 drain pipe 1, for convenient the inside plating bath of insulating case 31 flows into the inside of feed hopper 23 with the baffle 22 contact slows down the velocity of motion of plating bath, makes even the entering of plating bath the inside of box 21.
Specifically, as shown in fig. 1 and fig. 2, in the method for repairing a mechanical component by electroplating, the circulating mechanism 6 includes a water pump 61 and a water pipe 62, the water pump 61 is fixedly connected to the inside of the bottom end of the tank 21, the water pipe 62 is installed on the side wall of the water pump 61, and the plating solution inside the tank 21 is conveniently pumped into the water pipe 62 through the water pump 61.
Specifically, as shown in fig. 1 and fig. 3, in the method for repairing a mechanical component by electroplating, the fixing mechanism 4 includes a first fixing rod 41, a second fixing rod 42, a fixing sleeve 43 and a spring 44, the top end of the water pipe 62 is installed on the side wall of the hollow first fixing rod 41, the fixing sleeve 43 is installed at the top end of the first fixing rod 41, the top surface of the fixing sleeve 43 is connected with the inside of the second fixing rod 42 through the spring 44, and the first fixing rod 41 and the fixing sleeve 43 are slidably connected with the inside of the second fixing rod 42, so that a plating solution inside the box 21 is conveniently drawn into the inside of the first fixing rod 41, and the first fixing rod 41 is conveniently moved inside the second fixing rod 42.
Specifically, as shown in fig. 1 and fig. 5, in the method for repairing a mechanical component by electroplating, the connecting mechanism 8 includes a nozzle 81, an anode 82, a protrusion 83, a cloth pad 84, a drum 85 and a water inlet 86, the hollow nozzle 81 is installed at the bottom end of the second fixing rod 42, the inside of the nozzle 81 is fixedly connected to the anode 82, and the diameter of the anode 82 is greater than the inner diameter of the nozzle 81; one end of the anode 82 is equidistantly provided with the funnel-shaped water inlets 86, the other end of the anode 82 is abutted against the cloth pad 84, and the cloth pad 84 is fixed at one end of the spray head 81; the inside equidistance of water inlet 86 is rotated and is connected cylinder 85, just the internally mounted arc of water inlet 86 lug 83, for the convenience the inside plating solution of first dead lever 41 gets into the inside of shower nozzle 81 makes the plating solution flow in the inside of water inlet 86 with cylinder 85 with the lug 83 contact slows down the speed of plating solution, makes the plating solution flow evenly on the cloth pad 84, makes the even surface that flows to the part of plating solution on the cloth pad 84.
Specifically, as shown in fig. 3, in the electroplating repair method for mechanical parts, the limiting mechanism 9 includes two first sliding grooves 91, a plurality of second sliding grooves 92 and balls 93, the first sliding grooves 91 and the second sliding grooves 92 are arranged inside the second fixing rod 42, and the first sliding grooves 91 and the second sliding grooves 92 are mutually communicated and vertically arranged; the side wall of the fixing sleeve 43 is symmetrically connected with the balls 93 in a rolling manner, the balls 93 are slidably connected with the inside of the first sliding groove 91 and the inside of the second sliding groove 92, and the balls 93 are engaged with the inside of the first sliding groove 91, so that the fixing sleeve 43 drives the balls 93 to slide in the inside of the first sliding groove 91 and the inside of the second sliding groove 92, and the balls 93 are engaged with the inside of the first sliding groove 91, so that the fixing sleeve 43 and the first fixing rod 41 are fixed.
Specifically, as shown in fig. 1, in the electroplating repair method for mechanical parts, the supporting mechanism 5 includes a supporting column 51, a supporting plate 52 and a sliding rod 53, the supporting column 51 is symmetrically installed at the edge of the top surface of the supporting frame 7, and the top end of the supporting column 51 is fixedly connected to the supporting plate 52; the sliding rod 53 is slidably connected between the two support plates 52, and the side wall of the sliding rod 53 is slidably connected to the second fixing rod 42, so that the second fixing rod 42 slides on the side wall of the sliding rod 53 in order to facilitate the sliding of the sliding rod 53 on the side wall of the support plate 52, thereby enabling the spray head 81 to move on the surface of the first filter screen 32.
Specifically, as shown in fig. 4, in the electroplating repair method for mechanical parts, the sliding mechanism 10 includes a steel ball 101, a connecting block 102, a fixed block 103, a limiting block 104, a roller 105 and a clamping groove 106, the fixed block 103 is installed at two ends of the sliding rod 53, the limiting block 104 with an arc-shaped side wall is installed at the top end of the fixed block 103, the connecting block 102 is installed at the bottom end edge of the fixed block 103, and the steel ball 101 is connected to the bottom end of the connecting block 102 in a rolling manner; the side wall of the fixed block 103 is provided with the roller 105, the side wall of the support plate 52 is provided with the clamping groove 106 with the cross section area of T shape, and the side wall of the clamping groove 106 is connected with the roller 105 in a sliding manner; the bottom end of the clamping groove 106 is connected with the steel ball 101 in a rolling mode, the side wall of the clamping groove 106 is connected with the connecting block 102, the fixing block 103 and the limiting block 104 in a sliding mode, friction force of the fixing block 103 in sliding in the clamping groove 106 is reduced, and meanwhile the fixing block 103 is fixed in the clamping groove 106.
The drain pipe 1 is closed, a certain amount of plating solution is added into the box body 21, and then the device is powered on.
(1) The parts needing to be repaired are placed on the surface of the first filter screen 32, the second fixing rod 42 is tightly held, the second fixing rod 42 pushes the sliding rod 53 to slide on the side walls of the two supporting plates 52, the sliding rod 53 pushes the fixing block 103 to slide in the clamping groove 106, the fixing block 103 pushes the roller 105, the limiting block 104 and the connecting block 102 to slide on the side wall of the clamping groove 106, meanwhile, the connecting block 102 drives the steel ball 101 to slide in the clamping groove 106, friction force of the fixing block 103 during movement in the clamping groove 106 is reduced, and meanwhile, the fixing block 103 is fixed in the clamping groove 106. When the second fixing rod 42 is flush with the part, the second fixing rod 42 is pushed to slide in the sliding rod 53, so that the second fixing rod 42 drives the spray head 81 to move, and the spray head 81 is located right above the part.
(2) Pulling the first fixing rod 41 downwards to make the first fixing rod 41 slide downwards in the second fixing rod 42, the first fixing rod 41 driving the fixing sleeve 43 to slide in the second fixing rod 42, pulling the spring 44 in the second fixing rod 42, the fixing sleeve 43 driving the ball 93 to slide downwards in the second chute 92, when the first fixing rod 41 driving the spray head 81 to contact with the part, making the cloth pad 84 at the bottom end of the spray head 81 cling to the part to be repaired, rotating the first fixing rod 41, making the first fixing rod 41 driving the fixing sleeve 43 to rotate in the second fixing rod 42, making the fixing sleeve 43 driving the ball 93 to enter the first chute 91, loosening the first fixing rod 41, the spring 44 contracting to make the first fixing rod 41 rise, driving the ball 93 cling to the inside of the first chute 91, clamping the ball 93 in the inside of the first chute 91, thereby fixing the first fixing rod 41 in the second fixing rod 42, the first fixing lever 41 is prevented from being contracted, thereby fixing the head 81 to the surface of the part.
(3) Connecting the first filter screen 32 with the negative pole of a power supply, and connecting the anode 82 with the positive pole of the power supply; the water pump 61 is turned on, the plating solution inside the box body 21 is pumped into the first fixing rod 41 through the water pipe 62 by the water pump 61, the plating solution flows to the inside of the spray head 81 again inside the first fixing rod 41, the plating solution moves into the funnel-shaped water inlet 86 at one end of the anode 82, the plating solution moves inside the water inlet 86, the plating solution pushes the roller 85 to rotate inside the water inlet 86, meanwhile, the plating solution contacts with the arc-shaped convex block 83, the moving speed of the plating solution is reduced, the plating solution slowly enters the cloth pad 84, the plating solution uniformly flows to the surface of the part from the inside of the cloth pad 84, the surface of the part is fully covered with the plating solution at the moment, the part contacts with the anode 82 through the plating solution, the part is powered on, and metal ions inside the plating solution are discharged and crystallized on the.
(4) The plating solution penetrates through the surface of the first filter screen 32 and enters the inside of the water inlet funnel 23, the plating solution is in contact with the baffle 22 inside the water inlet funnel 23, the plating solution moves in a zigzag mode inside the water inlet funnel 23, the plating solution slowly enters the inside of the box body 21, the water pump 61 moves to pump the plating solution inside the box body 21 into the inside of the first fixing rod 41 again, and the plating solution is recycled.
(5) When the part finishes the electroplating mechanism, the water pump 61 is closed, the first fixing rod 41 is rotated, the ball 93 slides into the second chute 92, the spring 44 contracts, the first fixing rod 41 rises to enter the second fixing rod 42, the spray head 81 is separated from the part, the part which finishes the electroplating is placed on the surface of the second filter screen 33, and the redundant plating solution on the surface of the part passes through the second filter screen 33 and enters the box body 21, so that the part is dried on the surface of the second filter screen 33.
The electroplating mechanism 3 is arranged at the top end of the storage mechanism 2, the interior of the storage mechanism 2 is communicated with the connecting mechanism 8 through the circulating mechanism 6, parts are placed on the electroplating mechanism 3, the plating solution flows to the electroplating mechanism 3 and the interior of the storage mechanism 2 from the interior of the connecting mechanism 8, and the plating solution in the storage mechanism 2 enters the interior of the connecting mechanism 8 through the circulating mechanism 6, so that the plating solution is recycled. The connecting mechanism 8 is arranged at the bottom end of the fixing mechanism 4, in the electroplating process, the part is fixed inside the electroplating mechanism 3, the fixing mechanism 4 is held tightly, so that the plating solution flows to the surface of the part ceaselessly from the inside of the connecting mechanism 8, and the plating solution is prevented from contacting with hands. The limiting mechanism 9 is arranged inside the fixing mechanism 4, and in the repairing process, the limiting mechanism 9 fixes the connecting mechanism 8 on the surface of the part, so that the use of people is facilitated.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The electroplating repair method for the mechanical parts is characterized by comprising the following steps:
s1, pre-plating treatment, and performing dust removal treatment on the surface of the workpiece;
s2, plating, namely, putting the workpiece processed in the step S1 on an electroplating repair device for electroplating repair;
s3, passivating, namely cleaning the electroplated surface layer in the step S2, and then passivating;
the method comprises the following steps that firstly, parts needing repairing are placed on the surface of a first filter screen (32), a second fixing rod (42) is held tightly, the second fixing rod (42) pushes a sliding rod (53) to slide on the side walls of two supporting plates (52), the sliding rod (53) pushes a fixing block (103) to slide in a clamping groove (106), the fixing block (103) pushes a roller (105), a limiting block (104) and a connecting block (102) to slide on the side wall of the clamping groove (106), and meanwhile the connecting block (102) drives a steel ball (101) to slide in the clamping groove (106), so that friction force of the fixing block (103) during internal movement of the clamping groove (106) is reduced, and meanwhile, the fixing block (103) is fixed in the clamping groove (106); when the second fixing rod (42) is flush with the part, the second fixing rod (42) is pushed to slide in the sliding rod (53), so that the second fixing rod (42) drives the spray head (81) to move, and the spray head (81) is positioned right above the part;
secondly, pulling the first fixing rod (41) downwards to enable the first fixing rod (41) to slide downwards in the second fixing rod (42), the first fixing rod (41) drives the fixing sleeve (43) to slide in the second fixing rod (42), a spring (44) in the second fixing rod (42) is pulled out, the fixing sleeve (43) drives the ball (93) to slide downwards in the second sliding chute (92), when the first fixing rod (41) drives the spray head (81) to be in contact with the part, the cloth pad (84) at the bottom end of the spray head (8) is made to be tightly attached to the part needing to be repaired, the first fixing rod (41) is rotated to enable the first fixing rod (41) to drive the fixing sleeve (43) to rotate in the second fixing rod (42), the fixing sleeve (43) drives the ball (93) to enter the first sliding chute (91), the first fixing rod (41) is loosened, and the spring (44) is contracted, the first fixing rod (41) is lifted, meanwhile, the ball (93) is driven to cling to the inside of the first sliding groove (91), the ball (93) is clamped in the inside of the first sliding groove (91), so that the first fixing rod (41) is fixed in the second fixing rod (42), the first fixing rod (41) is prevented from shrinking, and the sprayer (81) is fixed on the surface of a part;
thirdly, connecting the first filter screen (32) with the negative pole of a power supply, and connecting the anode (82) with the positive pole of the power supply; the water pump (61) is turned on, the water pump (61) pumps the plating solution in the box body (21) into the first fixing rod (41) through the water pipe (62), the plating solution flows to the inside of the spray head (81) again from the inside of the first fixing rod (41), the plating solution moves into the funnel-shaped water inlet (86) at one end of the anode (82), the plating solution moves in the water inlet (86), the plating solution pushes the roller (85) to rotate in the water inlet (86), meanwhile, the plating solution is contacted with the arc-shaped bump (83), the movement speed of the plating solution is reduced, the plating solution slowly enters the inside of the cloth pad (84), the plating solution uniformly flows to the surface of the part from the inside of the cloth pad (84), the surface of the part is fully covered with the plating solution at the moment, the part is contacted with the anode (82) through the plating solution, the part is powered on, and metal ions in the plating solution are discharged and crystallized on the surface of the part to form a metal covering layer;
fourthly, plating solution penetrates through the surface of the first filter screen (32) and enters the interior of the water inlet funnel (23), the plating solution is contacted with a baffle (22) in the water inlet funnel (23), the plating solution moves in a zigzag mode in the water inlet funnel (23), the plating solution slowly enters the interior of the box body (21), the water pump (61) moves to pump the plating solution in the box body (21) into the interior of the first fixing rod (41) again, and the plating solution is recycled;
fifthly, when the part finishes the electroplating mechanism, the water pump (61) is closed, the first fixing rod (41) is rotated, the ball (93) slides into the second chute (92), the spring (44) is contracted, the first fixing rod (41) is lifted to enter the second fixing rod (42), the spray head (81) is separated from the part, the part which finishes electroplating is placed on the surface of the second filter screen (33), and redundant plating solution on the surface of the part passes through the second filter screen (33) and enters the box body (21), so that the part is dried on the surface of the second filter screen (33);
the electroplating repair device adopted in the method comprises a drain pipe (1), a storage mechanism (2), an electroplating mechanism (3), a fixing mechanism (4), a supporting mechanism (5), a circulating mechanism (6), a supporting frame (7), a connecting mechanism (8), a limiting mechanism (9) and a sliding mechanism (10); the middle part of the top surface of the support frame (7) is provided with the electroplating mechanism (3) for repairing parts, the bottom end of the electroplating mechanism (3) is communicated with the storage mechanism (2) for storing plating solution, and the bottom end of the storage mechanism (2) is provided with the drain pipe (1) for discharging the plating solution; the supporting mechanism (5) is installed at the edge of the top surface of the supporting frame (7), and the fixing mechanism (4) is connected to the inside of the supporting mechanism (5) in a sliding mode; the sliding mechanism (10) is installed at the joint of the fixing mechanism (4) and the supporting mechanism (5), and the limiting mechanism (9) is installed inside the fixing mechanism (4); the bottom end of the fixing mechanism (4) is provided with the connecting mechanism (8) for discharging plating solution, the storage mechanism (2) is internally provided with the circulating mechanism (6), and one end of the circulating mechanism (6) is communicated with the connecting mechanism (8);
the electroplating mechanism (3) comprises an insulation box (31), a first filter screen (32) and a second filter screen (33), the insulation box (31) is installed at the center of the top surface of the support frame (7), the first filter screen (32) is installed on one inner side wall of the insulation box (31), the second filter screen (33) is installed on the other inner side wall of the insulation box (31), and the first filter screen (32) and the second filter screen (33) are arranged on the side wall of the insulation box (31) in a staggered mode;
the storage mechanism (2) comprises a box body (21), a baffle plate (22) and a water inlet funnel (23), the box body (21) is arranged in the support frame (7), and the top end of the box body (21) is communicated with the insulating box (31); the top end of the interior of the box body (21) is provided with the water inlet funnel (23), the baffles (22) are distributed in the water inlet funnel (23) in a staggered manner, and the bottom end of the box body (21) is provided with the drain pipe (1);
the circulating mechanism (6) comprises a water pump (61) and a water pipe (62), the water pump (61) is fixedly connected to the inner part of the bottom end of the box body (21), and the water pipe (62) is installed on the side wall of the water pump (61);
the fixing mechanism (4) comprises a first fixing rod (41), a second fixing rod (42), a fixing sleeve (43) and a spring (44), the top end of the water pipe (62) is installed on the side wall of the hollow first fixing rod (41), the top end of the first fixing rod (41) is installed with the fixing sleeve (43), the top surface of the fixing sleeve (43) is connected with the inside of the second fixing rod (42) through the spring (44), and the first fixing rod (41) and the fixing sleeve (43) are in sliding connection with the inside of the second fixing rod (42);
the connecting mechanism (8) comprises a spray head (81), an anode (82), a convex block (83), a cloth pad (84), a roller (85) and a water inlet (86), the hollow spray head (81) is installed at the bottom end of the second fixing rod (42), the interior of the spray head (81) is fixedly connected with the anode (82), and the diameter of the anode (82) is larger than the inner diameter of the spray head (81); funnel-shaped water inlets (86) are formed in one end of the anode (82) at equal intervals, the other end of the anode (82) abuts against the cloth pad (84), and the cloth pad (84) is fixed to one end of the spray head (81); the inside of the water inlet (86) is connected with the roller (85) in an equidistance rotating manner, and the arc-shaped lug (83) is arranged inside the water inlet (86);
the limiting mechanism (9) comprises two first sliding grooves (91), a plurality of second sliding grooves (92) and balls (93), the first sliding grooves (91) and the second sliding grooves (92) are arranged in the second fixing rod (42), and the first sliding grooves (91) and the second sliding grooves (92) are communicated and vertically arranged; the side wall of the fixed sleeve (43) is symmetrically connected with the ball (93) in a rolling way, the ball (93) is connected with the first sliding chute (91) and the second sliding chute (92) in a sliding way, and the ball (93) is clamped in the first sliding chute (91);
the supporting mechanism (5) comprises a supporting column (51), a supporting plate (52) and a sliding rod (53), the supporting column (51) is symmetrically installed at the edge of the top surface of the supporting frame (7), and the top end of the supporting column (51) is fixedly connected with the supporting plate (52); the sliding rod (53) is connected between the two supporting plates (52) in a sliding manner, and the side wall of the sliding rod (53) is connected with the second fixing rod (42) in a sliding manner;
the sliding mechanism (10) comprises steel balls (101), a connecting block (102), a fixing block (103), a limiting block (104), a roller (105) and a clamping groove (106), the fixing block (103) is installed at two ends of the sliding rod (53), the limiting block (104) with an arc-shaped side wall is installed at the top end of the fixing block (103), the connecting block (102) is installed at the edge of the bottom end of the fixing block (103), and the bottom end of the connecting block (102) is in rolling connection with the steel balls (101); the side wall of the fixed block (103) is provided with the roller (105), the side wall of the supporting plate (52) is provided with the clamping groove (106) with the cross section area in a T shape, and the side wall of the clamping groove (106) is connected with the roller (105) in a sliding manner; the bottom end of the clamping groove (106) is connected with the steel ball (101) in a rolling mode, and the side wall of the clamping groove (106) is connected with the connecting block (102), the fixing block (103) and the limiting block (104) in a sliding mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810956197.4A CN108998821B (en) | 2018-08-21 | 2018-08-21 | Electroplating repair method for mechanical parts |
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| CN201810956197.4A CN108998821B (en) | 2018-08-21 | 2018-08-21 | Electroplating repair method for mechanical parts |
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| CN108998821B true CN108998821B (en) | 2020-09-08 |
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| JPH0627438B2 (en) * | 1988-08-31 | 1994-04-13 | コマニー株式会社 | Moving wall suspension device |
| CN103526241B (en) * | 2013-09-23 | 2016-04-13 | 中国人民解放军装甲兵工程学院 | Component of machine scratches reparation electric brushing coating installation and method |
| CN204891289U (en) * | 2015-08-27 | 2015-12-23 | 浙江华洲药业有限公司 | High accuracy red copper layering jar |
| CN205241835U (en) * | 2015-12-09 | 2016-05-18 | 铜陵丰山三佳微电子有限公司 | Shower nozzle is electroplated to even slowly -releasing type |
| CN205781367U (en) * | 2016-06-07 | 2016-12-07 | 中建八局第一建设有限公司 | A kind of pipeline fixing device |
| CN206872965U (en) * | 2017-04-27 | 2018-01-12 | 南京农业大学 | A kind of workpiece immersion electrical spraying and plating device |
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