CN216514237U - Deplating device of electroplating clamp - Google Patents

Abstract

A deplating device of an electroplating clamp comprises an electroplating device, a deplating groove and a circulating mechanism, wherein the electroplating device comprises a plurality of electroplating clamps and a rotation track for driving the electroplating clamps to move, and each electroplating clamp comprises a bracket and a clamping part for clamping a workpiece; the two ends of the stripping groove in the length direction of the autorotation track are provided with openings, the two openings of the stripping groove are respectively provided with an elastic movable baffle, the elastic movable baffles are connected to the side walls of the stripping groove, and the two side walls of the stripping groove and the elastic movable baffles arranged on the two openings form a closed cavity for containing stripping liquid; when the electroplating clamp pushes the elastic movable baffle, the elastic movable baffle rotates, and deplating liquid enters the circulating mechanism from the cavity; when the electroplating clamp leaves the elastic movable baffle, the elastic movable baffle resets to block the deplating liquid in the cavity from flowing out; the deplating device has the advantages of reusability of deplating liquid medicine, simple structure and short time spent by the electroplating clamp in the deplating process.

Description

Deplating device of electroplating clamp

Technical Field

The utility model relates to the technical field of electroplating, in particular to a deplating device of an electroplating clamp.

Background

Electroplating is a process of plating a thin layer of other metals or alloys on the surface of some metals by using the principle of electrolysis, and is a process of attaching a layer of metal film on the surface of a metal or other material product by using the action of electrolysis so as to play roles of preventing metal oxidation, improving wear resistance, conductivity, light reflection, corrosion resistance, enhancing appearance and the like.

In order to overcome the defects of the aluminum alloy in the aspects of surface hardness, wear resistance and the like, expand the application range and prolong the service life, a surface treatment technology is an indispensable ring in the use of the aluminum alloy, and an anodic oxidation technology is the most widely and successfully applied at present. The anode oxidation device comprises a clamp for fixing an anode aluminum plate, and the clamp is connected with a power supply through a conducting device. The existing conductive device is generally fixed, and the fixing device can not realize automatic production although the electric conduction is reliable, so that the production efficiency is low.

In order to solve the technical problems, an anodic oxidation automatic production line is disclosed in the patent document with the Chinese application number of 201620989229.7 and the publication date of 2017.04.26, and sequentially comprises a feeding device, a plate grinding device, a first overflow water washing device, an oil removing device, a second overflow water washing device, an oxidation device, a third overflow water washing device, a city water sucking and drying device, a strong wind drying device, a hot wind drying device and a discharging device according to the material conveying direction; the oxidation equipment comprises a plurality of sulfuric acid tanks arranged side by side and a conductive device arranged on one side of each sulfuric acid tank; the conductive device comprises a track, more than one trolley travelling mechanism matched with the guide rail, a trolley driving mechanism for driving the trolley travelling mechanism to travel on the track, a clamp fixed on the trolley travelling mechanism, a carbon brush fixed on the trolley travelling mechanism and a conductive copper plate contacted with the carbon brush. The trolley travelling mechanism drives the clamp and the carbon brush to travel on the track, the carbon brush is always in contact with the conductive copper plate, the anode aluminum plate is always in a power-on state, and oxidation reaction of the anode aluminum plate in sulfuric acid is guaranteed.

However, the electroplating is performed by adopting the mode of circular motion of the clamp, and after the electroplating is completed, the surface of the clamp is also plated with a plating layer by the electrolyte, so that the plating layer on the electroplating clamp needs to be deplated, otherwise the subsequent electroplating treatment is influenced; the deplating treatment is generally performed by adopting nitric acid, and the deplating treatment meets the requirements of strong detergency, low cost, no harm to human bodies, stable drug property, recycling use, no need of discharging traditional Chinese medicine liquid, addition of the liquid medicine according to a proper proportion, no corrosion to workpieces and the like; therefore, equipment with high nitric acid recycling rate is needed.

Disclosure of Invention

The utility model provides a deplating device of an electroplating clamp, which has the advantages that by utilizing the structure of the deplating device, deplating liquid medicine can be repeatedly used, the structure is simple, the time spent by the electroplating clamp in a deplating process is short, and the working efficiency of the existing electroplating production line is further improved.

In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides an electroplating fixture's deplating device, includes electroplating device, is used for holding the solution that moves back the aqueduct and is used for retrieving the circulation mechanism that moves back the solution, and electroplating device includes a plurality of electroplating fixture and is used for driving the rotation track that electroplating fixture removed, and electroplating fixture includes the support and is used for the clamping part of centre gripping work piece, and the rotation track is connected to support one end, and the clamping part is connected to the other end of support.

The electroplating device is arranged above the deplating groove, when the electroplating clamp passes through the deplating groove, the clamping part of the electroplating clamp is positioned in the deplating groove, and the liquid level of the deplating liquid in the deplating groove is higher than the highest part of the clamping part.

The two ends of the deplating groove in the length direction of the autorotation track are provided with openings, the deplating groove is respectively provided with an elastic movable baffle on the two openings, the elastic movable baffles are connected on the side wall of the deplating groove, and the two side walls of the deplating groove and the elastic movable baffles arranged on the two openings form a closed cavity for containing deplating liquid.

When the electroplating clamp pushes the elastic movable baffle, the elastic movable baffle rotates along with the electroplating clamp, and deplating liquid flows out of the cavity through the opening and enters the circulating mechanism; when the electroplating clamp leaves the elastic movable baffle, the elastic movable baffle resets under the elastic action to prevent the deplating liquid in the cavity from flowing out.

The circulating mechanism is arranged below the annealing transition groove and connected with the annealing transition groove; is used for recovering the deplating liquid flowing out of the deplating groove and conveying the recovered deplating liquid into the cavity of the deplating groove.

According to the arrangement, after the electroplating device finishes electroplating, the surface of the clamping part of the electroplating clamp needs to be subjected to deplating treatment, the electroplating clamp moves along with the autorotation track, when the electroplating clamp enters the deplating groove and pushes the elastic movable baffle, the elastic movable baffle rotates along with the electroplating clamp, and deplating liquid flowing out when the elastic movable baffle rotates flows out of the cavity and enters the circulating mechanism through the opening; then, when the electroplating clamp leaves the elastic movable baffle, the elastic movable baffle resets under the elastic action to prevent the deplating liquid in the cavity from flowing out, and meanwhile, the electroplating clamp moves in the cavity and acts with the deplating liquid to perform deplating treatment; then, the electroplating clamp contacts and pushes the other elastic movable baffle plate, the elastic movable baffle plate rotates along with the electroplating clamp, and the electroplating clamp leaves the annealing groove to finish the annealing treatment; the elastic movable baffle resets under the elastic action, and the deplating liquid flowing out when the elastic movable baffle rotates flows out of the cavity through the opening and enters the circulating mechanism; the deplating liquid entering the circulating mechanism returns to the cavity of the deplating groove again under the action of the circulating mechanism; like this, the electroplating device need not additionally to increase the processing time when removing the plating and handle, only needs will move back the aqueduct and the circulation mechanism sets up on electroplating fixture's the route of moving, and electroplating fixture can accomplish at the removal in-process and remove the plating and handle, simple structure, and remove the plating solution and can recycle, and then improved whole electroplating production line's work efficiency.

Furthermore, the circulating mechanism comprises a circulating groove, a water pump and a connecting pipeline, wherein the input end of the water pump is connected with the return aqueduct through the connecting pipeline, and the output end of the water pump is connected with the return aqueduct through the connecting pipeline and is positioned between the two elastic movable baffles; the circulating groove is arranged below the transition groove, and two side walls in the length direction of the circulating groove are respectively positioned on one side of the opening, which is far away from the cavity; by the arrangement, the deplating liquid flowing out of the opening of the deplating groove falls into the circulating groove, and the water pump conveys the deplating liquid in the circulating groove into the cavity of the deplating groove through the connecting pipeline, so that the deplating liquid can be recycled, and the production cost is reduced.

Furthermore, the elastic movable baffle comprises a base, an elastic part and a blocking part, the base is arranged on the bottom surface of the opening of the transition groove, one end of the blocking part is rotatably connected with the base, the elastic part is arranged at the joint of the blocking part and the base, and after the electroplating clamp pushes the blocking part, the blocking part rotates around the joint of the blocking part and the base to reset under the elastic action of the elastic part; according to the arrangement, when the electroplating clamp enters the deplating tank and pushes the blocking piece to rotate, the blocking piece rotates around the joint with the base, and the elastic piece generates elastic deformation in the rotation process of the blocking piece; at the moment, the deplating liquid in the cavity flows to the opening along the blocking piece and enters the circulating mechanism; and then, after the electroplating clamp leaves the blocking piece, the blocking piece resets under the elastic action of the elastic piece restoring to the original state, and the deplating liquid in the cavity is blocked from continuously flowing out.

Furthermore, one side of the withdrawing aqueduct is provided with a water dripping groove for receiving liquid dripped by the electroplating clamp, the water dripping groove is positioned in front of the withdrawing aqueduct relative to the movement direction of the electroplating clamp, and a gap is arranged between the water dripping groove and the withdrawing aqueduct; above setting, after electroplating fixture accomplished to electroplate, can depend on the electroplating fixture to have electrolyte, the drip can catch the liquid that electroplating fixture removed the in-process drippage, guarantees the clean and tidy on ground.

Furthermore, a limiting part is arranged on one side of the base far away from the front side in the moving direction relative to the electroplating fixture, the limiting part is formed by extending upwards from the base vertically, and a limiting groove is formed on the limiting part by sinking corresponding to the limiting part in the direction far away from the limiting part; above setting, when blockking that the piece is not promoted by electroplating jig, the spacing groove on blockking the piece under the effect of elastic component with the locating part butt for blockking the piece and can keeping vertical state, prevent to block that the piece from rotating excessively on the base, and then the highest point that blocks is less than the liquid level of deplating liquid and lead to deplating liquid to flow out.

Furthermore, a guide block is arranged on one side, close to the opening, of the base on the transition groove, the guide block is connected with the base, and the height of the guide block is gradually reduced towards the opening at one end, close to the base; by the arrangement, the deplating liquid in the cavity can better flow into the circulating mechanism under the guiding action of the guide block after flowing out of the elastic movable baffle.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram showing the positional relationship among the evacuation trough, the drip trough and the circulation trough in the present invention.

FIG. 3 is a schematic view of an electroplating line using the present invention.

FIG. 4 is a schematic structural view showing a state in which the plating jig pushes the elastic shutter according to the present invention.

Reference numerals: 1. a transition groove is withdrawn; 11. an opening; 12. a cavity; 13. an elastic movable baffle; 131. a base; 1311. a limiting member; 132. a blocking member; 1321. a limiting groove; 14. a guide block; 21. a self-rotating track; 22. electroplating the clamp; 221. a support; 222. a clamping portion; 31. a circulation tank; 32. a water pump; 33. connecting a pipeline; 4. a drip trough; 5. and (4) electroplating the cylinder.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-4, an deplating device of an electroplating fixture 22 comprises an electroplating device, a deplating tank 1 for accommodating the deplating liquid and a circulating mechanism for recovering the deplating liquid, wherein the electroplating device comprises a plurality of electroplating fixtures 22 and a rotation track 21 for driving the electroplating fixtures 22 to move, each electroplating fixture 22 comprises a bracket 221 and a clamping part 222 for clamping a workpiece, one end of the bracket 221 is connected with the rotation track 21, and the other end of the bracket 221 is connected with the clamping part 222. Arrow a is the direction of movement of the plating jig 22; arrow B is the flow direction of the deplating solution; c is the liquid level of the withdrawn plating solution in the cavity 12; d is the surface level of the deplating liquid in the circulation tank 31.

Fig. 3 shows a plating line using the present invention, which includes a plating cylinder 5 for performing a plating process, an annular rotation rail 21, a plurality of plating jigs 22 provided on the rotation rail 21, a run-off bath 1, and a circulation mechanism.

As shown in fig. 1-2, the electroplating device is disposed above the stripping tank, when the electroplating fixture 22 passes through the stripping tank 1, the clamping portion 222 of the electroplating fixture 22 is located in the stripping tank, and the height of the surface of the stripping solution in the stripping tank is higher than the highest position of the clamping portion 222.

Two ends of the deplating groove 1 in the length direction of the autorotation track 21 are provided with openings 11, the two openings 11 of the deplating groove are respectively provided with an elastic movable baffle 13, the elastic movable baffles 13 are connected to the side wall of the deplating groove 1, and the two side walls of the deplating groove 1 and the elastic movable baffles 13 arranged on the two openings 11 form a closed cavity 12 for containing deplating liquid.

When the electroplating clamp 22 pushes the elastic movable baffle 13, the elastic movable baffle 13 rotates along with the electroplating clamp 22, and deplating liquid flows out of the cavity 12 through the opening 11 and enters the circulating mechanism; after the electroplating fixture 22 leaves the elastic movable baffle 13, the elastic movable baffle 13 is reset under the elastic action to prevent the deplating liquid in the cavity 12 from flowing out.

The circulating mechanism is arranged below the annealing transition groove 1 and is connected with the annealing transition groove 1; is used for recovering the deplating liquid flowing out of the deplating groove 1 and conveying the recovered deplating liquid into the cavity 12 of the deplating groove 1.

With the above arrangement, after the electroplating device finishes electroplating, the surface of the clamping part 222 of the electroplating fixture 22 needs to be deplating, the electroplating fixture 22 moves along with the rotation track 21, when the electroplating fixture 22 enters a deplating tank and pushes the elastic movable baffle 13, the elastic movable baffle 13 rotates along with the electroplating fixture 22, and the deplating solution flowing out when the elastic movable baffle 13 rotates flows out of the cavity 12 through the opening 11 and enters the circulating mechanism; then, after the electroplating fixture 22 leaves the elastic movable baffle 13, the elastic movable baffle 13 is reset under the elastic action to prevent the deplating liquid in the cavity 12 from flowing out, and meanwhile, the electroplating fixture 22 moves in the cavity 12 and acts with the deplating liquid to perform deplating treatment; then, the electroplating clamp 22 contacts and pushes the other elastic movable baffle 13, the elastic movable baffle 13 rotates along with the electroplating clamp 22, and the electroplating clamp 22 leaves the annealing groove 1 to finish the annealing treatment; the elastic movable baffle 13 is reset under the elastic action, and the deplating liquid flowing out when the elastic movable baffle 13 rotates flows out from the cavity 12 through the opening 11 and enters the circulating mechanism; the deplating liquid entering the circulating mechanism returns to the cavity 12 of the retreat transition tank 1 again under the action of the circulating mechanism; like this, need not additionally to increase the processing time when electroplating device carries out deplating treatment, only need will move back that aqueduct 1 and circulation mechanism set up on electroplating fixture 22's moving route, electroplating fixture 22 can accomplish the deplating treatment at the removal in-process, simple structure, and the deplating liquid can recycle, and then has improved whole electroplating production line's work efficiency.

The circulating mechanism comprises a circulating groove 31, a water pump 32 and a connecting pipeline 33, the input end of the water pump 32 is connected with the transition returning groove 1 through the connecting pipeline 33, and the output end of the water pump 32 is connected with the transition returning groove 1 through the connecting pipeline 33 and is positioned between the two elastic movable baffles 13; the circulating groove 31 is arranged below the transition groove 1, and two side walls of the circulating groove 31 in the length direction are respectively positioned on one side of the opening 11 away from the cavity 12; through the arrangement, the deplating liquid flowing out of the opening 11 of the deplating groove falls into the circulating groove 31, and the water pump 32 conveys the deplating liquid in the circulating groove 31 into the cavity 12 of the deplating groove 1 through the connecting pipeline 33, so that the deplating liquid can be recycled, and the production cost is reduced.

In the present embodiment, the cross sections of the circulation groove 31 and the evacuation groove 1 are both rectangular, the length of the cross section of the circulation groove 31 is greater than that of the evacuation groove 1, and the width of the cross section of the circulation groove 31 is greater than that of the circulation groove 31.

The elastic movable baffle 13 comprises a base 131, an elastic member (not shown in the figure) and a blocking member 132, the base 131 is arranged on the bottom surface of the opening 11 of the transition groove 1, one end of the blocking member 132 is rotatably connected with the base 131, the elastic member (not shown in the figure) is arranged at the connection position of the blocking member 132 and the base 131, and after the electroplating clamp 22 pushes the blocking member 132, the blocking member 132 is rotated and reset around the connection position of the blocking member 132 and the base 131 under the elastic action of the elastic member (not shown in the figure); in this embodiment, a plug pin mechanism is disposed on the base 131, the base 131 is rotatably connected to the blocking member 132 through the plug pin mechanism (not shown in the figure), the elastic member (not shown in the figure) is a torsion spring, the torsion spring is disposed on the plug pin mechanism, and the surfaces of the torsion spring and the plug pin mechanism are provided with an anticorrosive coating, which may be an anticorrosive gum cover or an anticorrosive plating layer; with the above arrangement, when the electroplating fixture 22 enters the deplating tank and pushes the blocking member 132 to rotate, the blocking member 132 rotates around the pin mechanism, and the torsion spring elastically deforms during the rotation of the blocking member 132; at this time, the deplating liquid in the cavity 12 flows to the opening 11 along the blocking piece 132 and enters the circulating mechanism; subsequently, when the plating jig 22 leaves the blocking member 132, the blocking member 132 is reset under the elastic action of the restoring state of the torsion spring, so as to block the deplating liquid in the cavity 12 from flowing out continuously.

A water dripping groove 4 for receiving liquid dripped by the electroplating fixture 22 is arranged on one side of the receding aqueduct 1, the water dripping groove 4 is positioned in front of the receding aqueduct 1 relative to the movement direction of the electroplating fixture 22, and a gap is arranged between the water dripping groove 4 and the receding aqueduct 1; in the present embodiment, the drip groove 4 is provided with openings 11 at both ends in the length direction; above setting, after electroplating fixture 22 accomplished to electroplate, can depend on the electroplating fixture 22 to have electrolyte, drip 4 can catch the liquid that electroplating fixture 22 removed the in-process drippage, guarantees the clean and tidy on ground.

A limiting piece 1311 is arranged on one side of the base 131 far away from the front side in the movement direction relative to the electroplating fixture 22, the limiting piece 1311 is formed by extending the base 131 vertically upwards, and a limiting groove 1321 is formed on the limiting piece 132 by sinking corresponding to the limiting piece 1311 in the direction far away from the limiting piece 1311; with the above arrangement, when the blocking member 132 is not pushed by the plating jig 22, the limiting groove 1321 on the blocking member 132 abuts against the limiting member 1311 under the action of the elastic member (not shown in the figure), so that the blocking member 132 can keep a vertical state, and the blocking member 132 is prevented from rotating excessively on the base 131, and further the highest position of the blocking member 132 is lower than the liquid level of the deplating liquid to cause the deplating liquid to flow out.

A guide block 14 is arranged on one side, close to the opening 11, of the base 131 on the transition groove 1, the guide block 14 is connected with the base 131, and the height of the guide block 14 is gradually reduced towards the opening 11 at one end close to the base 131; with the arrangement, the deplating liquid in the cavity 12 can better flow into the circulating mechanism under the guiding action of the guide block 14 after flowing out of the elastic movable baffle 13.

Claims (6)

1. The utility model provides an electroplating jig's deplating device which characterized in that: the electroplating device comprises a plurality of electroplating clamps and a rotation track for driving the electroplating clamps to move, each electroplating clamp comprises a support and a clamping part for clamping a workpiece, one end of the support is connected with the rotation track, and the other end of the support is connected with the clamping part;

the electroplating device is arranged above the deplating groove, when the electroplating clamp passes through the deplating groove, the clamping part of the electroplating clamp is positioned in the deplating groove, and the liquid level of the deplating liquid in the deplating groove is higher than the highest part of the clamping part;

two ends of the deplating groove in the length direction of the autorotation track are provided with openings, the deplating groove is respectively provided with an elastic movable baffle on the two openings, the elastic movable baffles are connected on the side walls of the deplating groove, and the two side walls of the deplating groove and the elastic movable baffles arranged on the two openings form a closed cavity for containing deplating liquid;

when the electroplating clamp pushes the elastic movable baffle, the elastic movable baffle rotates along with the electroplating clamp, and deplating liquid flows out of the cavity through the opening and enters the circulating mechanism; when the electroplating clamp leaves the elastic movable baffle, the elastic movable baffle resets under the elastic action to prevent the deplating liquid in the cavity from flowing out;

the circulating mechanism is arranged below the annealing transition groove and connected with the annealing transition groove; is used for recovering the deplating liquid flowing out of the deplating groove and conveying the recovered deplating liquid into the cavity of the deplating groove.

2. The deplating device for the electroplating jig according to claim 1, characterized in that: the circulating mechanism comprises a circulating groove, a water pump and a connecting pipeline, wherein the input end of the water pump is connected with the return aqueduct through the connecting pipeline, and the output end of the water pump is connected with the return aqueduct through the connecting pipeline and is positioned between the two elastic movable baffles; the circulating groove is arranged below the returning transition groove, and two side walls in the length direction of the circulating groove are respectively positioned on one side of the opening, which is far away from the cavity.

3. The deplating device for the electroplating jig according to claim 1, characterized in that: the elastic movable baffle comprises a base, an elastic piece and a blocking piece, the base is arranged on the bottom surface of the opening of the transition groove, one end of the blocking piece is rotatably connected with the base, the elastic piece is arranged at the joint of the blocking piece and the base, and after the electroplating clamp pushes the blocking piece, the blocking piece rotates around the joint of the blocking piece and the base to reset under the elastic action of the elastic piece.

4. The deplating device for the electroplating jig according to claim 1, characterized in that: one side of the withdrawing aqueduct is provided with a water dripping groove used for receiving liquid dripped by the electroplating fixture, the water dripping groove is positioned in front of the withdrawing aqueduct relative to the movement direction of the electroplating fixture, and a gap is arranged between the water dripping groove and the withdrawing aqueduct.

5. The deplating device for the electroplating jig according to claim 3, characterized in that: the base is equipped with the locating part keeping away from for electroplating fixture moving direction top place ahead one side, and the locating part extends upwards from the base is vertical to form, and it is sunken to keeping away from the locating part direction to form the spacing groove to correspond the locating part on the piece.

6. The deplating device for the electroplating jig according to claim 3, characterized in that: the side of the base, close to the opening, of the transition groove is provided with a guide block, the guide block is connected with the base, and the height of the guide block is gradually reduced towards the opening at one end close to the base.

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