CN110331430A - A kind of electroplating device and its technique - Google Patents

Abstract

The invention discloses an electroplating equipment and a process thereof, which include a circular placement basket, an upper transmission shaft is fixedly arranged at the output end of the biaxial motor, and a placement plate is fixed and penetrated on the upper transmission shaft; the concave slide plate A double-sided rack is fixedly arranged on one side close to the crossbeam, and a left half gear and a right half gear are respectively meshed on both sides of the double-sided rack; a stirring rod is fixedly arranged on the lower transmission shaft; An electroplating tank is arranged below, and an annular anode plate is arranged in the electroplating tank. The invention provides electroplating equipment, which will drive the workpiece to reciprocate up and down and self-rotate during electroplating, so as to rupture and discharge the water film and air bubbles attached to blind holes and openings, and the electroplating is more comprehensive. The built-in annular anode The plate and the circular placement basket make the thickness of the electroplating more uniform, and the device can filter debris in time. The invention also discloses a process based on electroplating equipment, which is easy to operate and has good quality of finished products, which is very worthy of promotion.

Description

A kind of electroplating equipment and its process

technical field

The invention relates to the technical field of electroplating, in particular to electroplating equipment and a process thereof.

Background technique

In the prior art, an electroplating equipment with the application number "201811007479.6" includes a main body of an electroplating pool, an inner frame and an outer frame are arranged on the edge of the main body of the electroplating pool, and an aeration tube is provided at the bottom of the main body of the electroplating pool. The aeration tube is provided with a number of aeration holes; a limiting component, the limiting component is arranged on the inner frame and can slide relative to the inner frame, and the limiting component includes a main rail, an auxiliary rail frame, wedge block, cylinder and elastic member; gantry frame, the gantry frame is arranged on the outer frame and can slide relative to the outer frame, the gantry frame includes a gantry frame main body, a gantry frame sliding wheel, a telescopic cylinder and Chuck, the electroplating equipment uses a gantry to pick up electroplating products, which reduces labor costs, and sets limit components and aeration pipes, which is conducive to the stability of electroplating products in the electroplating pool, easy operation, and improved production efficiency and work efficiency.

However, there are still relatively obvious defects in its use: 1. The above-mentioned device lacks the up and down movement and rotation of the piece to be plated during electroplating. If the piece to be plated is provided with a blind hole or a through hole, the blind hole or through hole Water film and air bubbles are easily formed at the hole, which will affect the plating effect in the hole and at the bottom of the hole, making the plating uneven and affecting the quality; It is the anode electric plate, so that the distance between the two ends of the workpiece and the anode plate changes when the workpiece is rotated, resulting in uneven deposition of current and poor consistency of the finished product; 3. The above-mentioned device lacks timely purification and filtration of the electroplating solution system, so that the impurities in the electroplating solution may contaminate the workpiece or reduce the hidden danger of the electroplating effect, which is not conducive to the improvement of product quality.

Contents of the invention

The object of the present invention is to provide an electroplating equipment and its process to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

An electroplating equipment, comprising a circular placing basket, a plurality of through holes are opened on the circular placing basket, a protective cover is arranged on the bottom of the circular placing basket, a double-axis motor is arranged in the protective cover, and the The output end of the dual-axis motor is fixedly provided with an upper transmission shaft, the upper transmission shaft penetrates through the protective cover, and a placement plate is fixedly installed on the upper transmission shaft, and a plurality of water channels are provided on the placement plate. The end of the upper transmission shaft away from the biaxial motor is movably arranged in the connecting bearing seat, and the connecting bearing seat is fixed in the installation groove opened on the push rod. On the guide rail, the guide rail is fixedly arranged on the beam;

The side of the concave slide plate close to the beam is fixedly provided with a double-sided rack, and the two sides of the double-sided rack are respectively meshed with a left half gear and a right half gear, and a left half gear is fixedly arranged at the center of the left half gear. An extended tooth column, the right extended tooth column is fixedly arranged at the center of the right half gear, and the left extended tooth column and the right extended tooth column are meshed and arranged in the chain;

The side of the biaxial motor away from the upper transmission shaft is fixedly provided with a lower transmission shaft, the lower transmission shaft runs through the bottom wall of the circular placement basket, and a stirring rod is fixedly provided on the lower transmission shaft;

An electroplating tank is provided below the beam, and an annular anode plate is arranged in the electroplating tank. A filter inlet is provided on the bottom wall of the electroplating tank, and a water inlet pipe is connected to the filter inlet. On the water inlet pipe, A water pump is provided, the water inlet pipe is connected to the sewage pipe, a sewage pump and an electric valve are provided on the sewage pipe, a water outlet pipe is connected to the sewage pipe, and the interface between the sewage pipe and the water outlet pipe is provided There is a filter screen, the outlet pipe is connected with a net liquid outlet, and the outer wall of the electroplating tank is provided with a PLC controller, and the PLC controller is electrically connected to the double-axis motor, the water pump, the sewage pump and the electric valve. connect.

Preferably, the side of the placing plate is movably arranged in a ring bearing, and the ring bearing is fixedly arranged in a groove on the inner wall of the circular placing basket.

Preferably, a filter anode bag is provided on the outer side of the annular anode plate.

A process based on electroplating equipment, comprising the following steps:

Step 1: Carry out dust removal, rust removal and other treatments on the surface of the parts to be electroplated, including thermal degreasing treatment, pickling, chemical polishing, electrolytic degreasing and activation;

Step 2: Place the parts to be electroplated in the circular placement basket, drive the left extension tooth column and the right extension tooth column to continue to rotate through the power system such as the motor, and the left half gear and the right half gear drive the double-sided rack to move up and down in turn Move, thereby indirectly driving the parts to be electroplated in the circular basket to move up and down reciprocally in the electroplating tank;

Step 3: Start the double-axis motor, the double-axis motor drives the rotation of the parts to be electroplated on the placement plate, and fully contacts with the electroplating solution, so that the blind holes in the parts to be electroplated, the water film and air bubbles attached to the openings, etc. will move up and down due to reciprocating movement. And rotate to break and discharge, and evenly electroplate the hole;

Step 4: post-plating treatment, placing the electroplated workpiece in hot water at 50° C. to 100° C. for 45 seconds to 80 seconds.

Preferably, the step three may also include the following steps: the biaxial motor drives the stirring rod to stir the electroplating solution, and starts the water pump through the PLC controller, so that the electroplating solution in the electroplating tank enters the filter inlet, and the electroplating solution passes through the filter screen , the pure electroplating solution returns to the electroplating tank through the outlet pipe and the net liquid outlet. After a certain amount of residue is accumulated, the sewage pump and electric valve are turned on to discharge the waste liquid and residue from the sewage pipe.

Compared with prior art, the beneficial effect of the present invention is:

1. When the device is performing electroplating operations, the circular placing basket will move up and down reciprocatingly as a whole, and the placing plate will also perform continuous self-rotation, so that the electroplating parts will move and rotate accordingly. For electroplating with blind holes and open holes This operation can break and discharge the water film and air bubbles attached to the blind hole and the opening, so that the electroplating in the hole and at the bottom of the hole is more uniform;

2. This device is equipped with a ring-shaped anode plate and a circular placement basket, so that when the parts to be electroplated are arranged in sequence along the length direction in the circular placement basket, the distance from the anode plate to the two ends of the circular placement basket is equal when the exhaust is rotated. , there will be no uneven plating;

3. This device can filter the waste residue in the electroplating solution in time to prevent the waste residue from contaminating the electroplating parts and affecting the quality of electroplating.

The invention provides electroplating equipment, which will drive the workpiece to reciprocate up and down and self-rotate during electroplating, so as to rupture and discharge the water film and air bubbles attached to blind holes and openings, and the electroplating is more comprehensive. The built-in annular anode The plate and the circular placement basket make the electroplating thickness more uniform, and the device can filter debris in time. The invention also discloses a process based on electroplating equipment, which is easy to operate and of good quality, and is very worthy of promotion.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is an enlarged view at A place in Fig. 1 of the present invention;

Fig. 3 is a top view of the electroplating tank and annular anode plate of the present invention.

In the figure: 1 circular placement basket, 2 through holes, 3 protective cover, 4 double-axis motor, 5 upper transmission shaft, 6 placement plate, 7 ring bearing, 8 water tank, 9 connecting bearing seat, 10 push rod, 11 Concave skateboard, 12 guide rail, 13 beam, 14 double-sided rack, 15 left half gear, 16 right half gear, 17 left extended tooth column, 18 right extended tooth column, 19 chain, 20 lower drive shaft, 21 stirring rod, 22 electroplating tank, 23 annular anode plate, 24 filter anode bag, 25 filter inlet, 26 water inlet pipe, 27 water pump, 28 sewage pipe, 29 sewage pump, 30 electric valve, 31 water outlet pipe, 32 filter screen, 33 clean liquid Export, 34 PLC controllers.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-3, the present invention provides a kind of technical scheme:

A kind of electroplating equipment, comprising a circular placement basket 1, a plurality of through holes 2 are opened on the circular placement basket 1, the setting of the through holes 2 can facilitate the entry and exit of the electroplating solution, and the bottom of the circular placement basket 1 is provided with a protective cover 3 , the function of the protective cover 3 is to isolate the double-axis motor 4 to prevent the plating solution from polluting or damaging the double-axis motor 4. The protective cover 3 is provided with a double-axis motor 4. The TS-40GZ595 model provided by the company, the output end of the double-axis motor 4 is fixedly provided with an upper transmission shaft 5, the upper transmission shaft 5 penetrates the protective cover 3, and a protective cushion can be set at the penetration to prevent the electroplating solution from entering the interior, and the upper transmission shaft 5 The upper part is fixed and penetrated with a placement plate 6, on which the workpiece to be electroplated is placed, and a plurality of water channels 8 are provided on the placement plate 6, and the end of the upper transmission shaft 5 away from the biaxial motor 4 is movably arranged in the connecting bearing seat 9 , the upper transmission shaft 5 can rotate in the connecting bearing seat 9, the connecting bearing seat 9 is fixed in the installation groove opened on the push rod 10, the push rod 10 is fixedly provided with a concave slide plate 11, and the concave slide plate 11 is movably arranged on the guide rail 12 Above, the concave slide plate 11 can move along the guide rail 12 , and the guide rail 12 is fixedly arranged on the beam 13 .

A double-sided rack 14 is fixedly arranged on one side of the concave slide plate 11 close to the beam 13, and a left half-gear 15 and a right half-gear 16 are respectively meshed on both sides of the double-sided rack 14, and the center of the circle of the left half-gear 15 is fixedly arranged with The left extended tooth column 17 and the center of the right half gear 16 are fixedly provided with a right extended tooth column 18, and the left extended tooth column 17 and the right extended tooth column 18 are meshed and arranged in the chain 19, and the left extended tooth column is driven by a motor or other power equipment. Column 17 or right extension tooth column 18 rotates, and under the action of chain 19, left extension tooth column 17 and right extension tooth column 18 will rotate in the same direction, so that when left half gear 15 engages and drives double-sided rack 14 to move upward , the right half gear 16 and the double-sided rack 14 do not contact, when the right half gear 16 rotates to mesh and drives the double-sided rack 14 to move upward, the left half gear 15 and the double-sided rack 14 do not contact, so that the double-sided The rack 14 forms a reciprocating up and down movement, which indirectly causes the parts to be electroplated in the circular placement basket 1 to reciprocate up and down, breaking and discharging the water film and air bubbles attached to the blind holes and openings of the workpiece, Plating is more comprehensive.

The side of the biaxial motor 4 away from the upper transmission shaft 5 is fixedly provided with a lower transmission shaft 20, the lower transmission shaft 20 runs through the bottom wall of the circular placement basket 1, the lower transmission shaft 20 is fixedly provided with a stirring rod 21, and the biaxial motor 4 The lower transmission shaft 20 drives the stirring rod 21 to rotate, so that the electroplating solution flows, the workpiece is electroplated more uniformly, and the water film and air bubbles attached to the blind holes and openings of the workpiece are accelerated to burst and discharge. On the other hand, the slag removal of the electroplating solution is performed When the electroplating solution is stirred, the attached waste residue can also be rolled up, so that the waste residue can be filtered and purified with the flow of the electroplating solution.

An electroplating tank 22 is arranged below the crossbeam 13, and an electroplating solution is stored in the electroplating tank 22. An annular anode plate 23 is arranged in the electroplating tank 22. A filter inlet 25 is provided on the bottom wall of the electroplating tank 22. The filter inlet 25 is communicated with a The water inlet pipe 26 and the water inlet pipe 26 are provided with a water pump 27, and the water pump 27 can adopt the NMDP41 model provided by Xiamen New Mao Pump Industry Co., Ltd. The water inlet pipe 26 and the sewage pipe 28 are connected, and the sewage pipe 28 is provided with a sewage pump 29 And the electric valve 30, the sewage pump 29 can adopt the v180 model provided by Guangquan Pump Industry, and the electric valve 30 can adopt the SQ model provided by Jiangsu Brook Automation Equipment Co., Ltd. The interface of the water outlet pipe 31 is provided with a filter screen 32, the filter screen 32 is used to filter and intercept the impurities in the electroplating solution, the outlet pipe 31 is connected with a net liquid outlet 33, and the filtered and purified electroplating solution flows from the net liquid outlet 33 Back in the electroplating tank 22, the outer wall of the electroplating tank 22 is provided with a PLC controller 34, the PLC controller 34 can adopt the programmable controller of the FX1N-40MR-001 model provided by the Mitsubishi brand, and the PLC controller 34 is respectively connected to the two-axis The motor 4 , the water pump 27 , the sewage pump 29 and the electric valve 30 are electrically connected, and the working parameters of these devices can be set through the PLC controller 34 .

As a preference, the side of the placing plate 6 is movably arranged in the ring bearing 7, and the ring bearing 7 is fixedly arranged in the inner wall groove of the circular placing basket 1, and the placing plate 6 can rotate in the ring bearing 7, and the ring Bearing 7 provides the functions of limiting, supporting and stabilizing rotation.

As a preference, a filter anode bag 24 is provided outside the annular anode plate 23. The filter anode bag 24 can prevent the annular anode plate 23 from being polluted by impurities, and the filter anode bag 24 can be removed regularly for cleaning.

A process based on electroplating equipment, comprising the following steps:

Step 1: Carry out dust removal, rust removal and other treatments on the surface of the parts to be electroplated, including thermal degreasing treatment, pickling, chemical polishing, electrolytic degreasing and activation;

Step 2: Place the parts to be electroplated in the circular placement basket 1, drive the left extension tooth column 17 and the right extension tooth column 18 to continue to rotate through a power system such as a motor, and under the action of the chain 19, the left extension tooth column 17 and the right extension tooth column 17 The extended tooth column 18 will rotate in the same direction, so that the left half gear 15 and the right half gear 16 drive the double-sided rack 14 to move up and down in sequence. Specifically, when the left half gear 15 meshes and drives the double-sided rack 14 When moving, the right half gear 16 does not contact with the double-sided rack 14, and when the right half gear 16 rotates to engage and drives the double-sided rack 14 to move upwards, the left half gear 15 and the double-sided rack 14 do not contact, so that the double-sided rack 14 does not contact. The surface rack 14 forms a reciprocating up and down movement, thereby reciprocating, thereby indirectly driving the parts to be electroplated in the circular placement basket 1 to reciprocate up and down in the electroplating tank 22;

Step 3: start the biaxial motor 4, and the biaxial motor 4 drives the rotation of the parts to be electroplated on the placement plate 6, and fully contacts with the electroplating solution, so that the blind holes in the parts to be electroplated, the water film and air bubbles attached to the openings, etc. Reciprocating and rotating up and down to break and discharge, and evenly plate the inside of the hole;

Step 4: post-plating treatment, placing the electroplated workpiece in hot water at 50° C. to 100° C. for 45 seconds to 80 seconds.

As a preference, step 3 also includes the following steps: the biaxial motor 4 drives the stirring rod 21 to stir the electroplating solution, and the pump 27 is started by the PLC controller 34, so that the electroplating solution in the electroplating tank 22 enters the filter inlet 25, and the electroplating solution passes through After filtering by the filter screen 32, the pure electroplating solution returns to the electroplating tank 22 through the water outlet pipe 31 and the net liquid outlet 33, and continues to be used. After a certain amount of residue is accumulated, the sewage pump 29 and the electric valve 30 can be opened to discharge the waste liquid. Waste slag is discharged from the sewage pipe 28 to prevent impurities from contaminating the electroplating parts and affecting the electroplating effect.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (5)

1. An electroplating equipment, comprising a circular placing basket (1), characterized in that: the circular placing basket (1) is provided with a plurality of through holes (2), and the circular placing basket (1) A protective cover (3) is provided at the bottom, a biaxial motor (4) is arranged in the protective cover (3), and an upper transmission shaft (5) is fixedly arranged on the output end of the biaxial motor (4). The moving shaft (5) runs through the protective cover (3), the upper transmission shaft (5) is fixedly provided with a placement plate (6), and the placement plate (6) is provided with a plurality of water channels (8). The end of the above-mentioned transmission shaft (5) away from the biaxial motor (4) is movably arranged in the connecting bearing seat (9), and the connecting bearing seat (9) is fixed in the installation groove opened on the push rod (10), so that A concave slide plate (11) is fixedly arranged on the push rod (10), and the concave slide plate (11) is movably arranged on the guide rail (12), and the guide rail (12) is fixedly arranged on the crossbeam (13); The side of the concave slide plate (11) close to the beam (13) is fixedly provided with a double-sided rack (14), and the two sides of the double-sided rack (14) are respectively meshed with a left half gear (15) and a right half gear. The half gear (16), the center of the left half gear (15) is fixedly provided with a left extended tooth post (17), the center of the right half gear (16) is fixedly provided with a right extended tooth post (18), The left extension tooth column (17) and the right extension tooth column (18) are engaged and arranged in the chain (19); The side of the biaxial motor (4) away from the upper transmission shaft (5) is fixedly provided with a lower transmission shaft (20), and the lower transmission shaft (20) runs through the bottom wall of the circular placement basket (1). A stirring rod (21) is fixedly arranged on the lower transmission shaft (20); An electroplating tank (22) is provided below the beam (13), an annular anode plate (23) is arranged in the electroplating tank (22), and a filter inlet (23) is provided on the bottom wall of the electroplating tank (22). 25), the filter inlet (25) is connected with a water inlet pipe (26), the water inlet pipe (26) is provided with a water pump (27), and the water inlet pipe (26) is connected with the sewage pipe (28) , the sewage pipe (28) is provided with a sewage pump (29) and an electric valve (30), and the sewage pipe (28) is connected with a water outlet pipe (31), and the sewage pipe (28) and the water outlet pipe The interface of (31) is provided with a filter screen (32), the outlet pipe (31) is connected with a net liquid outlet (33), and the outer wall of the electroplating tank (22) is provided with a PLC controller (34) , the PLC controller (34) is electrically connected to the biaxial motor (4), the water pump (27), the sewage pump (29) and the electric valve (30) respectively. 2. A kind of electroplating equipment according to claim 1, characterized in that: the side of the placement plate (6) is movably arranged in a ring bearing (7), and the ring bearing (7) is fixedly arranged in a circle Shape placed in the inner wall groove of basket (1). 3. The electroplating equipment according to claim 1, characterized in that: a filter anode bag (24) is provided outside the annular anode plate (23). 4. A process based on the electroplating equipment described in any one of claims 1-3, characterized in that: comprising the following steps: Step 1: Carry out dust removal, rust removal and other treatments on the surface of the parts to be electroplated, including thermal degreasing treatment, pickling, chemical polishing, electrolytic degreasing and activation; Step 2: Place the parts to be electroplated in the circular placement basket (1), drive the left extension tooth column (17) and the right extension tooth column (18) to rotate continuously through a power system such as a motor, and the left half gear (15) and the right The half gear (16) sequentially drives the double-sided rack (14) to move up and down, thereby indirectly driving the parts to be electroplated in the circular placement basket (1) to reciprocate up and down in the electroplating tank (22); Step 3: Start the biaxial motor (4), and the biaxial motor (4) drives the rotation of the parts to be electroplated on the placement plate (6), fully contacting the electroplating solution, so that the blind holes and openings in the parts to be electroplated are attached The water film and air bubbles are broken and discharged due to the reciprocating movement and rotation up and down, and the electroplating in the hole is uniform; Step 4: post-plating treatment, placing the electroplated workpiece in hot water at 50° C. to 100° C. for 45 seconds to 80 seconds. 5. A kind of technique according to claim 4, it is characterized in that: described step 3 also comprises the following steps: biaxial motor (4) drives stirring bar (21) to stir electroplating solution, by PLC controller (34) Start the pump (27), so that the electroplating solution in the electroplating tank (22) enters the filter inlet (25), the electroplating solution is filtered through the filter screen (32), and the pure electroplating solution passes through the outlet pipe (31) and the net liquid outlet ( 33) Return to the electroplating tank (22), after accumulating a certain amount of residue, open the sewage pump (29) and electric valve (30), and discharge the waste liquid and waste residue from the sewage pipe (28).