Degreasing tank for electroplating process

Abstract

The utility model provides a degreasing tank for an electroplating process, and relates to the technical field of electroplating. The device comprises a tank body, a partition plate, a pair of strip steel leading-in rollers, a pair of strip steel leading-out rollers and a cleaning assembly, wherein the partition plate is arranged in the tank body and divides the interior of the tank body into a cleaning tank and a degreasing tank used for containing an alkaline cleaning solution; the pair of strip steel leading-in rollers is arranged on the side, away from the cleaning tank, in the degreasing tank, a feeding gap is formed between the roller faces of the pair of strip steel leading-in rollers, the pair of strip steel leading-out rollers is arranged on the side, close to the cleaning tank, in the degreasing tank, and a discharging gap is formed between the roller faces of the pair of strip steel leading-out rollers. The strip steel can penetrate through the feeding gap to extend into the alkaline cleaning solution in the degreasing tank and penetrate through the discharging gap to extend to the position above a tank opening of the cleaning tank when leaving the alkaline cleaning solution. The cleaning assembly can clean the strip steel passing through the upper portion of the groove opening of the cleaning groove. The cleaning device has the effect of being good in cleaning effect.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electroplating, in particular to an electroplating process degreasing tank. BACKGROUND

[0002] Electrolytic degreasing is a method of using workpiece as cathode or anode, electrolyzing in alkaline cleaning solution, thereby removing grease and other dirt. When electrolytic degreasing is performed on profiled materials such as strip steel, a degreasing tank needs to be used.

[0003] Since the effect of electrolytic degreasing directly affects the quality of subsequent processing, when the strip steel leaves the degreasing tank, the insoluble dirt originally washed out in the degreasing tank is easily taken away from the alkaline cleaning solution by the strip steel, thereby affecting the cleaning effect of the strip steel and the quality of subsequent processing.

[0004] Therefore, it is necessary to provide an electroplating process degreasing tank. CONTENT OF THE INVENTION

[0005] In order to solve the problem that the insoluble dirt in the degreasing tank is easily taken out when the profiled material leaves the degreasing tank, thereby affecting the cleaning effect of the profiled material, the present application provides an electroplating process degreasing tank.

[0006] The present application provides an electroplating process degreasing tank, which adopts the following technical scheme: comprising a tank body, a partition plate, a pair of strip steel leading-in rollers, a pair of strip steel leading-out rollers and a cleaning assembly, the partition plate is arranged in the tank body and divides the tank body into a cleaning tank and a degreasing tank for containing alkaline cleaning solution;

[0007] The pair of strip steel leading-in rollers are arranged on one side of the degreasing tank away from the cleaning tank and form a feeding gap between the roller surfaces of the pair of strip steel leading-in rollers, the pair of strip steel leading-out rollers are arranged on one side of the degreasing tank close to the cleaning tank and form a discharging gap between the roller surfaces of the pair of strip steel leading-out rollers, the strip steel can pass through the feeding gap to extend into the alkaline cleaning solution in the degreasing tank, and when leaving the alkaline cleaning solution, the strip steel extends to above the tank opening of the cleaning tank through the discharging gap;

[0008] The cleaning assembly can clean the strip steel passing above the tank opening of the cleaning tank.

[0009] By adopting the above technical scheme, the strip material passes above the tank opening of the cleaning tank after being electrolytic degreased and leaving the alkaline cleaning solution in the degreasing tank, at this time, the cleaning assembly can clean the strip steel passing above the tank opening of the cleaning tank, so as to flush the insoluble dirt taken out from the degreasing tank into the cleaning tank, thereby ensuring that the electroplating process degreasing tank has good cleaning effect on the strip steel.

[0010] Specifically, the cleaning assembly comprises a spray pipe, one end of the spray pipe is closed, the other end of the spray pipe is connected with a liquid supply device, the pipe body of the spray pipe is arranged above the slot of the cleaning tank along the length direction of the feeding gap, and a plurality of spray holes are formed in the inner bottom wall of the spray pipe along the length direction of the spray pipe.

[0011] By adopting the above technical scheme, the user can connect the spray pipe with the liquid supply device capable of supplying cleaning liquid to enable the plurality of spray holes on the spray pipe to spray cleaning liquid to the strip steel passing through the slot of the cleaning tank.

[0012] Further, the cleaning assembly further comprises a dirt scraping piece, the spray pipe is located between the dirt scraping piece and the discharging gap, and the dirt scraping piece can abut against the strip steel passing above the slot of the cleaning tank and scrape off dirt on the strip steel.

[0013] By adopting the above technical scheme, after the strip steel is cleaned by the cleaning liquid, the dirt scraping piece can abut against the strip steel and scrape off the cleaning liquid and dirt on the strip steel, so as to further improve the cleaning effect of the electroplating process degreasing tank on the strip steel.

[0014] Further, the dirt scraping piece comprises a support column, a rotating rod and a dirt scraping strip, the support column is arranged on the slot of the cleaning tank;

[0015] One end of the rotating rod is rotationally connected with the support column, and the dirt scraping strip is arranged on the rotating rod along the length direction of the rotating rod and can abut against the strip steel passing above the slot of the cleaning tank.

[0016] By adopting the above technical scheme, the user can change the inclination angle of the dirt scraping strip relative to the width direction of the strip steel by rotating the rotating rod, and then guide the cleaning liquid and dirt on the strip steel to fall into the cleaning tank from the side edge of the strip steel through the inclined dirt scraping strip.

[0017] Further, the dirt scraping piece further comprises a pressing bolt, a rotating groove is formed in the top of the support column, a pressing screw hole is formed in the inner wall of the rotating groove and leads to the outside, one end of the rotating rod is provided with a rotating shaft, the rotating rod is inserted into the rotating groove through the rotating shaft and rotationally connected with the support column, the pressing bolt can be screwed with the pressing screw hole, and the screw end of the pressing bolt can abut against the rotating shaft through the pressing screw hole and limit the rotation of the dirt scraping strip around the rotating groove.

[0018] By adopting the above technical scheme, the user can limit the rotation of the dirt scraping strip around the rotating groove through the cooperation of the pressing bolt and the pressing screw hole.

[0019] Further, the cleaning assembly further comprises a fixing column, a connecting rope, a thread wheel, a torsional spring, a sliding sleeve and an abutting column, the top of the fixing column is connected with one side of the rod body of the rotating rod away from the rotating shaft, the dirt scraping strip is soft, one end of the dirt scraping strip is connected with the bottom end of the fixing column, the other end of the dirt scraping strip is connected with one end of the connecting rope, the other end of the connecting rope is wound on the thread wheel, the thread wheel is rotationally connected on the rotating rod, the torsional spring is in transmission connection with the thread wheel and can drive the thread wheel to wind the connecting rope, the sliding sleeve is sleeved on the rotating rod and can slide along the rotating rod, the top end of the abutting column is connected with the bottom of the sliding sleeve, the bottom end of the abutting column is in the same horizontal plane with the bottom end of the fixing column, and the abutting column can abut against the dirt scraping strip and separate the dirt scraping strip into a horizontal section and an inclined section, the horizontal section can abut against the strip passing above the slot of the cleaning tank, and the inclined section inclines downward in the direction close to or away from the thread wheel.

[0020] By adopting the above technical scheme, the user can drive the abutting column to be close to or away from the fixing column by sliding the sliding sleeve, thereby changing the length of the horizontal section, so as to adjust the length of the horizontal section according to the strip of different widths, thereby making the side edge of the strip located at the junction of the horizontal section and the inclined section and not abutting against the bottom of the dirt scraping strip, so that the dirt scraping strip is not easy to be scratched or cut by the side edge of the strip.

[0021] Further, the bottom of the dirt scraping strip forms a liquid scraping surface, the liquid scraping surface inclines upward in the direction close to or away from the discharge gap and can abut against the strip passing above the slot of the cleaning tank.

[0022] By adopting the above technical scheme, the setting of the liquid scraping surface makes the dirt scraping strip abut against the top of the strip, so as to ensure that the dirt scraping strip can scrape the dirt on the strip.

[0023] Further, a liquid passing groove is formed in the liquid scraping surface and penetrates the length direction of the liquid scraping surface.

[0024] By adopting the above technical scheme, the cleaning liquid on the strip can fall into the cleaning tank from the side edge of the strip along the liquid passing groove.

[0025] In summary, the present application has the following beneficial technical effects:

[0026] The degreasing tank for electroplating process comprises a tank body, a partition plate, a pair of strip steel leading-in rollers, a pair of strip steel leading-out rollers and a cleaning assembly. The partition plate is arranged in the tank body and separates the tank body into a cleaning tank and a degreasing tank for containing an alkaline cleaning solution. The pair of strip steel leading-in rollers are arranged in the degreasing tank away from the cleaning tank and form a feeding gap between the roller surfaces of the pair of strip steel leading-in rollers. The pair of strip steel leading-out rollers are arranged in the degreasing tank close to the cleaning tank and form a discharging gap between the roller surfaces of the pair of strip steel leading-out rollers. The strip steel can pass through the feeding gap to extend into the alkaline cleaning solution in the degreasing tank and pass through the discharging gap to extend above the tank opening of the cleaning tank when leaving the alkaline cleaning solution. The cleaning assembly can clean the strip steel passing above the tank opening of the cleaning tank so that the strip material passes above the tank opening of the cleaning tank after being electrolytic degreased and leaving the alkaline cleaning solution in the degreasing tank. At this time, the cleaning assembly can clean the strip steel passing above the tank opening of the cleaning tank so that the insoluble dirt on the strip steel is washed into the cleaning tank, thereby ensuring that the degreasing tank for electroplating process has a good cleaning effect on the strip steel. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a perspective view of a degreasing tank for electroplating process according to the present application;

[0028] Figure 2 is a schematic view of the degreasing tank for electroplating process along the middle axis in the length direction of the tank body; Figure 1 is a schematic view of the degreasing tank for electroplating process along the middle axis in the length direction of the tank body;

[0029] Figure 3 is a schematic view of the degreasing tank for electroplating process along the middle axis in the length direction of the tank body. Figure 1

[0030] Figure 4 is a schematic view of the degreasing tank for electroplating process along the middle axis in the length direction of the tank body. Figure 3 is a schematic view of the degreasing tank for electroplating process along the middle axis in the length direction of the tank body.

[0031] Figure 5 is a schematic view of the degreasing tank for electroplating process along the middle axis in the length direction of the tank body. Figure 3

[0032] Reference signs: 1, tank body; 11, cleaning tank; 12, degreasing tank; 2, partition plate; 3, strip steel leading-in roller; 4, strip steel leading-out roller; 5, cleaning assembly; 51, spraying pipe; 511, spraying hole; 52, dirt scraping piece; 521, support column; 522, rotating rod; 523, dirt scraping strip; 5231, liquid scraping surface; 5232, liquid passing groove; 524, abutting bolt; 53, fixed column; 54, connecting rope; 55, wire wheel; 56, torsion spring; 57, sliding sleeve; 58, abutting column; 581, T-shaped sliding block; 6, cleaning roller; 7, strip steel. DETAILED DESCRIPTION

[0033] ​​The following description will be made in conjunction with the accompanying drawings Figures 1-5 Further explanation is made as follows:

[0034] Referring to Figure 1 and Figure 2 , the degreasing tank of the electroplating process provided by the present application comprises a tank body 1, a partition plate 2, a pair of strip steel leading-in rollers 3, a pair of strip steel leading-out rollers 4, a cleaning roller 6 and a cleaning assembly 5. The partition plate 2 is arranged in the tank body 1 and separates the tank body 1 into a cleaning tank 11 and a degreasing tank 12 for containing an alkaline cleaning solution. The pair of strip steel leading-in rollers 3 are arranged in the degreasing tank 12 away from the cleaning tank 11 and form an inlet gap between the roller surfaces of the pair of strip steel leading-in rollers 3. The pair of strip steel leading-out rollers 4 are arranged in the degreasing tank 12 close to the cleaning tank 11 and form an outlet gap between the roller surfaces of the pair of strip steel leading-out rollers 4. The cleaning roller 6 is arranged above the tank opening of the cleaning tank 11. The strip steel 7 can first pass through the inlet gap downwardly, extend into the alkaline cleaning solution in the degreasing tank 12, leave the alkaline cleaning solution upwardly, and then extend through the outlet gap and above the entire tank opening of the cleaning tank 11 to the cleaning roller 6.

[0035] Referring to Figure 2 and Figure 3 , the cleaning assembly 5 comprises a spray pipe 51, a pair of scraping pieces 52, a pair of fixing columns 53, a pair of connecting ropes 54, a pair of wire wheels 55, a pair of torsion springs 56, a pair of sliding sleeves 57 and a pair of abutting columns 58. The spray pipe 51 is located between the two cleaning rollers 6, and one end of the spray pipe 51 is closed. The other end of the spray pipe 51 extends along the width direction of the strip steel 7 and can be connected with a liquid supply device. The liquid supply device can be a liquid storage tank provided with a water pump. The pipe body of the spray pipe 51 is arranged above the tank opening of the cleaning tank 11 along the length direction of the inlet gap. A plurality of spray holes 511 are formed in the inner bottom wall of the spray pipe 51 along the length direction of the spray pipe 51 and open to the outside. Therefore, the user can connect the spray pipe 51 with the liquid supply device capable of supplying cleaning liquid, so that the plurality of spray holes 511 of the spray pipe 51 can spray the cleaning liquid to the strip steel 7 passing through the tank opening of the cleaning tank 11.

[0036] Referring to Figure 3 and Figure 4 , the scraping piece 52 comprises a support column 521, a rotating rod 522, an abutting bolt 524 and a scraping strip 523. Two support columns 521 are vertically arranged above the tank opening of the cleaning tank 11. A rotating groove is formed in the top of each support column 521, and an abutting screw hole is formed in the inner wall of each rotating groove and opens to the outside. The rotating rod 522 corresponds to the support column 521. One end of each rotating rod 522 is provided with a rotating shaft, and each rotating rod 522 is inserted into the rotating groove of the corresponding support column 521 through the rotating shaft and is rotationally connected with the support column 521. Each abutting bolt 524 can be screwed with one abutting screw hole, and the screw end of each abutting bolt 524 can abut against one rotating shaft through the abutting screw hole and limit the rotation of the rotating rod 522 around the rotating groove.

[0037] Referring to Figure 4 and Figure 5 The top of each fixed column 53 is connected to one side of the rod body of a corresponding rotating rod 522 away from the rotating shaft, the scraping strip 523 is a soft rubber strip, one end of the scraping strip 523 is connected to the bottom end of the fixed column 53, one end of the connecting rope 54 is provided with a rope ring and the rope ring is connected to the other end of the scraping strip 523 through punching, the other end of the connecting rope 54 is wound on the thread wheel 55, the thread wheel 55 is rotationally connected to the rotating rod 522, the torsional spring 56 is drivingly connected to the thread wheel 55 and can drive the thread wheel 55 to wind the connecting rope 54, the sliding sleeve 57 is sleeved on the rotating rod 522 and can slide along the rotating rod 522, and a bolt is screwed on each sliding sleeve 57 through a screw hole, the bolt can abut against the rotating rod 522 and limit the sliding of the sliding sleeve 57 along the rotating rod 522; the top end of the abutting column 58 is connected to the bottom of the sliding sleeve 57, the bottom end of the abutting column 58 is provided with a T-shaped sliding block 581, and the bottom of the abutting column 58 is in the same horizontal plane as the bottom end of the fixed column 53, a limiting sliding groove matched with the T-shaped sliding block 581 is formed in the top of the scraping strip 523 along the length direction of the scraping strip 523, the T-shaped sliding block 581 is inserted into the limiting sliding groove and can limit the scraping strip 523 from moving away from the abutting column 58, and the bottom of the abutting column 58 can abut against the top of the scraping strip 523 and separate the scraping strip 523 into a horizontal section and an inclined section, the horizontal section is located between the abutting column 58 and the fixed column 53 and can abut against the strip steel 7 above the slot of the cleaning tank 11, and the inclined section is inclined downward in the direction close to and away from the thread wheel 55, so that the user can change the inclination angle of the scraping strip 523 relative to the width direction of the strip steel 7 by rotating the rotating rod 522, and then guide the cleaning liquid and dirt on the strip steel 7 to fall into the cleaning tank 11 along the scraping strip 523 from the side edge of the strip steel 7 through the inclined scraping strip 523, and the abutting column 58 can be brought close to or away from the fixed column 53 by sliding the sliding sleeve 57, and then the length of the horizontal section is changed, so that the length of the horizontal section can be adjusted according to the strip steel 7 of different widths, and then the side edge of the strip steel 7 is just located at the junction of the horizontal section and the inclined section and does not abut against the bottom of the scraping strip 523, so that the scraping strip 523 is not easy to be scratched or cut by the side edge of the strip steel 7.

[0038] Specifically, the cross section of the squeegee 523 can be set as a quadrilateral, and the bottom of the squeegee 523 is formed with a squeegee surface 5231, the squeegee surface 5231 is inclined upward in the direction close to and away from the discharge gap and can abut against the strip 7 passing above the slot of the cleaning tank 11, so that the squeegee 523 can abut against the top of the strip 7 to ensure that the squeegee 523 can scrape the dirt on the strip 7; a plurality of liquid passing grooves 5232 can also be formed on the squeegee surface 5231, each liquid passing groove 5232 penetrates the length direction of the entire squeegee surface 5231, so that the cleaning liquid on the strip 7 can fall into the cleaning tank 11 from the side of the strip 7 along the liquid passing groove 5232.

[0039] The working principle of the electroplating process degreasing tank in use is as follows:

[0040] The strip material is cleaned by electrolysis and leaves the alkaline cleaning solution in the degreasing tank 12, and then passes above the slot of the cleaning tank 11, at this time the spray pipe 51 can first clean the strip 7 passing through the slot of the cleaning tank 11, and after the strip 7 is cleaned by the cleaning liquid, the squeegee 52 can abut against the strip 7 and scrape off the cleaning liquid and dirt on the strip 7, so as to flush the insoluble dirt brought out of the degreasing tank 12 into the cleaning tank 11, thereby ensuring that the electroplating process degreasing tank has good cleaning effect on the strip 7.

[0041] It should be noted that the above are preferred embodiments of the present application, and do not limit the protection scope of the present application, therefore: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A plating process degreasing tank characterized by: The utility model provides a strip steel cleaning device, which comprises a tank (1), a partition plate (2), a pair of strip steel leading-in rollers (3), a pair of strip steel leading-out rollers (4) and a cleaning assembly (5), the partition plate (2) is arranged in the tank (1) and separates the tank (1) into a cleaning tank (11) and a degreasing tank (12) for containing an alkaline cleaning solution; The pair of strip steel leading-in rollers (3) are arranged in the degreasing tank (12) away from the side of the cleaning tank (11) and form an inlet gap between the roller surfaces of the pair of strip steel leading-in rollers (3), the pair of strip steel leading-out rollers (4) are arranged in the degreasing tank (12) close to the side of the cleaning tank (11) and form an outlet gap between the roller surfaces of the pair of strip steel leading-out rollers (4), the strip steel (7) can pass through the inlet gap and extend into the alkaline cleaning solution in the degreasing tank (12), and when leaving the alkaline cleaning solution, the strip steel (7) can pass through the outlet gap and extend above the tank opening of the cleaning tank (11); The cleaning assembly (5) can clean the strip steel (7) passing above the tank opening of the cleaning tank (11).

2. The electroplating process degreasing tank of claim 1, wherein: The cleaning assembly (5) comprises a spray pipe (51), one end of the spray pipe (51) is closed, the other end of the spray pipe (51) is connected with a liquid supply device, the pipe body of the spray pipe (51) is arranged above the tank opening of the cleaning tank (11) along the length direction of the inlet gap, and a plurality of spray holes (511) are formed in the inner bottom wall of the spray pipe (51) and open to the outside along the length direction of the spray pipe (51).

3. The electroplating process stripping tank of claim 2, wherein: The cleaning assembly (5) further comprises a scraping member (52), the spray pipe (51) is located between the scraping member (52) and the outlet gap, and the scraping member (52) can abut against and scrape off the dirt on the strip steel (7) passing above the tank opening of the cleaning tank (11).

4. The electroplating process stripping tank of claim 3, wherein: The scraping member (52) comprises a support column (521), a rotating rod (522) and a scraping strip (523), the support column (521) is arranged above the tank opening of the cleaning tank (11); one end of the rotating rod (522) is rotationally connected with the support column (521), and the scraping strip (523) is arranged on the rotating rod (522) along the length direction of the rotating rod (522) and can abut against the strip steel (7) passing above the tank opening of the cleaning tank (11).

5. The electroplating process stripping tank of claim 4, wherein: The scraping member (52) further comprises a pressing bolt (524), a rotating groove is formed in the top of the support column (521), a pressing screw hole is formed in the inner wall of the rotating groove and opens to the outside, one end of the rotating rod (522) is provided with a rotating shaft, the rotating rod (522) is inserted into the rotating groove through the rotating shaft and rotationally connected with the support column (521), the pressing bolt (524) can be screwed with the pressing screw hole, and the screw end of the pressing bolt (524) can abut against the rotating shaft through the pressing screw hole and limit the rotation of the scraping strip (523) around the rotating groove.

6. The electroplating process stripping tank of claim 5, wherein: The cleaning assembly (5) further comprises a fixing column (53), a connecting rope (54), a thread wheel (55), a torsional spring (56), a sliding sleeve (57) and an abutting column (58), the top of the fixing column (53) is connected with one side of the rod body of the rotating rod (522) away from the rotating shaft, the squeegee strip (523) is soft, one end of the squeegee strip (523) is connected with the bottom end of the fixing column (53), the other end of the squeegee strip (523) is connected with one end of the connecting rope (54), the other end of the connecting rope (54) is wound on the thread wheel (55), the thread wheel (55) is rotationally connected on the rotating rod (522), the torsional spring (56) is drivingly connected with the thread wheel (55) and can drive the thread wheel (55) to wind the connecting rope (54), the sliding sleeve (57) is sleeved on the rotating rod (522) and can slide along the rotating rod (522), the top end of the abutting column (58) is connected with the bottom of the sliding sleeve (57), the bottom end of the abutting column (58) is in the same horizontal plane with the bottom end of the fixing column (53), and the abutting column (58) can abut against the squeegee strip (523) and separate the squeegee strip (523) into a horizontal section and an inclined section, the horizontal section can abut against the strip steel (7) passing above the slot of the cleaning tank (11), and the inclined section is inclined downward in the direction close to and away from the thread wheel (55).

7. The electroplating process stripping tank of claim 4, wherein: The bottom of the squeegee strip (523) forms a squeegee surface (5231), the squeegee surface (5231) is inclined upward in the direction close to and away from the discharge gap and can abut against the strip steel (7) passing above the slot of the cleaning tank (11).

8. The electroplating process stripping tank of claim 7, wherein: The squeegee surface (5231) is provided with a liquid passage (5232), and the liquid passage (5232) penetrates the length direction of the entire squeegee surface (5231).

Images