Cleaning device for SMT patch processing production line

Abstract

The utility model discloses a cleaning device for an SMT (Surface Mount Technology) processing production line, which relates to the field of PCB (Printed Circuit Board) processing, and is characterized by comprising a cleaning box, cleaning liquid is contained in the cleaning box, a clamping assembly for limiting a PCB is arranged above the cleaning box, and a clamping groove is formed in the cleaning box. And a circulating spraying assembly used for conducting spraying cleaning on the PCB is installed on the front face of the cleaning box, a linkage control assembly used for adjusting the positions of the clamping assembly and the circulating spraying assembly is arranged in the middle of the top face of the cleaning box, an automatic discharging assembly is arranged at the right end of the cleaning box, and a blow-off pipe is fixedly connected to the front face of the cleaning box in an inserted mode. According to the cleaning device for the SMT patch processing production line, the effect that automatic double-face cleaning can be conveniently carried out on PCBs is achieved in the using process, manual adjustment and overturning are not needed, operation is simpler, automatic discharging can be carried out on the cleaned PCBs, manual taking one by one is not needed, and the cleaning efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB processing, and more specifically, it relates to a cleaning device for an SMT patch processing production line. Background Art

[0002] SMT patching refers to the abbreviation of a series of process flows carried out on the basis of a PCB. SMT is surface mounting technology, which is the most popular technology and process in the electronic assembly industry. During the SMT patch production and processing process, a cleaning device is required to remove the welding residues harmful to the human body on the PCB board.

[0003] A Chinese patent document with the authorization announcement number CN217550567U discloses a cleaning device for an SMT patch processing production line, including: a cleaning plate, which is distributed in an inclined shape; a fixing plate, which is fixed to one side end of the cleaning plate, and a plurality of water outlets are opened on one side end of the fixing plate. For the above-mentioned disclosed technical solution: in the existing device during the cleaning process, it is necessary to manually turn over the PCB board to achieve double-sided cleaning, so the cleaning process is relatively troublesome, and after each PCB board is cleaned, the operator needs to carry out blanking, and the entire cleaning process has low efficiency.

[0004] Therefore, a new solution needs to be proposed to solve this problem. Content of the Utility Model

[0005] Aiming at the deficiencies of the existing technology, the purpose of the utility model is to provide a cleaning device for an SMT patch processing production line.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a cleaning device for an SMT patch processing production line, including a cleaning tank, the interior of the cleaning tank is filled with cleaning liquid, a clamping component for limiting the PCB board is arranged above the cleaning tank, a circulating spraying component for spraying and cleaning the PCB board is installed on the front surface of the cleaning tank, a linkage control component for adjusting the positions of the clamping component and the circulating spraying component is arranged in the middle of the top surface of the cleaning tank, an automatic blanking component is arranged at the right end of the cleaning tank, and a sewage discharge pipe is fixedly inserted on the front surface of the cleaning tank.

[0007] The utility model is further arranged as follows: the clamping component includes an installation box, a first motor is fixedly installed on the inner wall of the installation box, the output end of the first motor is fixedly connected with a double-headed screw rod, a clamping edge strip is threadedly connected to the surface of the double-headed screw rod, and a sliding groove is penetrated and opened on the left side surface of the installation box, and the inner wall of the sliding groove is slidably connected with the surface of the clamping edge strip.

[0008] The present utility model is further configured as follows: The circulating spray assembly includes a filter screen, and the filter screen is fixedly connected to the inner wall of the cleaning tank. A water pump is fixedly installed on the front surface of the cleaning tank. The liquid inlet end of the water pump is fixedly connected to a liquid suction pipe, and the liquid suction pipe is fixedly connected to the cleaning tank. The liquid outlet end of the liquid suction pipe is fixedly connected to a liquid outlet pipe. A diversion pipe is provided at the end of the liquid outlet pipe, and a nozzle is fixedly installed at the end of the diversion pipe.

[0009] The present utility model is further configured as follows: The linkage control assembly includes a second motor, and the second motor is fixedly installed on the top of the cleaning tank. The output end of the second motor is fixedly connected to a rotating shaft. A connecting column is fixedly connected to the surface of the rotating shaft, and the end of the connecting column is fixedly connected to the installation box. A driving bevel gear is fixedly connected to the end of the connecting column. The end of the liquid outlet pipe is rotatably connected to a rotating pipe, and the rotating pipe is fixedly connected to the diversion pipe. A driven bevel gear is fixedly sleeved on the surface of the rotating pipe, and the driven bevel gear meshes with the driving bevel gear.

[0010] The present utility model is further configured as follows: The automatic feeding assembly includes a conveyor belt, and the conveyor belt is arranged inside the cleaning tank. A discharge port is formed through the front surface of the cleaning tank, and the conveyor belt extends out from inside the discharge port. A collection box is fixedly installed below the end of the conveyor belt. Water guide holes are formed through the surface of the conveyor belt.

[0011] The present utility model is further configured as follows: A water baffle is fixedly connected to the top surface of the cleaning tank. A fan is fixedly installed on the surface of the water baffle, and the fan is located above the conveyor belt.

[0012] In summary, the present utility model has the following beneficial effects: The PCB board is clamped and fixed by the clamping assembly. The cleaning liquid inside the cleaning tank is pumped out by the circulating spray assembly to spray and clean the front surface of the PCB board. After the front surface is cleaned, the clamping assembly is controlled to flip through the operation of the linkage control assembly, and the PCB board is driven to flip 180 degrees to the right. At the same time, the linkage control assembly will control the spraying position of the circulating spray assembly to be adjusted, and continue to clean the other side of the PCB board. The circulating spray assembly can filter and recycle the cleaning agent to achieve recycling. After cleaning, the clamping assembly releases the clamping of the PCB board, so that the PCB board falls on the surface of the automatic feeding assembly. The automatic feeding assembly is used to export the PCB board from the inside of the cleaning tank and store it, thereby completing the feeding. The linkage control assembly controls the clamping assembly and the circulating spray assembly to reset and continue to clean other PCB boards. The effect of facilitating the automatic double-sided cleaning of the PCB board is achieved during use. There is no need for manual adjustment of turning over, the operation is simpler, and the automatically cleaned PCB boards can be automatically fed without manual individual taking, effectively improving the cleaning efficiency. Description of the Drawings

[0013] Figure 1 is a three-dimensional schematic diagram of the present utility model;

[0014] Figure 2 is a top cross-sectional view of the clamping component structure of the present utility model;

[0015] Figure 3 is a side view of the linkage control component structure of the present utility model;

[0016] Figure 4 is a front cross-sectional view of the cleaning tank structure of the present utility model.

[0017] In the figure: 1. Cleaning tank; 2. Clamping component; 201. Installation box; 202. First motor; 203. Double-headed screw; 204. Card edge strip; 205. Chute; 3. Circulating spray component; 301. Filter screen; 302. Water pump; 303. Liquid suction pipe; 304. Diversion pipe; 305. Liquid outlet pipe; 306. Nozzle; 4. Linkage control component; 401. Second motor; 402. Rotating shaft; 403. Connecting column; 404. Driving bevel gear; 405. Rotating pipe; 406. Driven bevel gear; 5. Automatic feeding component; 501. Conveyor belt; 502. Collection box; 503. Fan; 504. Discharge port; 505. Water guide hole; 6. Water baffle; 7. Sewage pipe. Specific embodiments

[0018] The following combines the accompanying drawings and embodiments to describe the present utility model in detail.

[0019] A cleaning device for an SMT patch processing production line, refer to Figures 1 to 4 as shown, which includes a cleaning tank 1. The inside of the cleaning tank 1 is filled with cleaning liquid. Above the cleaning tank 1, there is a clamping component 2 for limiting the PCB board. In the front of the cleaning tank 1, there is a circulating spray component 3 for spray cleaning the PCB board. In the middle of the top surface of the cleaning tank 1, there is a linkage control component 4 for adjusting the positions of the clamping component 2 and the circulating spray component 3. At the right end of the cleaning tank 1, there is an automatic feeding component 5. A sewage pipe 7 is fixedly inserted in the front of the cleaning tank 1.

[0020] In the above embodiments: The PCB board is clamped and fixed by the clamping component 2. The cleaning liquid inside the cleaning tank 1 is pumped out by the circulating spraying component 3 to spray and clean the front side of the PCB board. After the cleaning of this side is completed, the linkage control component 4 is operated to control the clamping component 2 to flip and drive the PCB board to flip 180 degrees to the right. At the same time, the linkage control component 4 will control the adjustment of the spraying position of the circulating spraying component 3 to continue cleaning the other side of the PCB board. The circulating spraying component 3 can filter and recycle the cleaning agent to achieve recycling. After the cleaning is completed, the clamping component 2 releases the clamping of the PCB board, so that the PCB board falls on the surface of the automatic blanking component 5. The automatic blanking component 5 is used to export the PCB board from the inside of the cleaning tank 1 and store it, thus completing the blanking. The linkage control component 4 controls the clamping component 2 and the circulating spraying component 3 to reset and continue the cleaning work of other PCB boards. In use, it realizes the effect of facilitating the automatic double-sided cleaning of the PCB board, without manual adjustment of turning over, and is more simple to operate. And it can automatically blank the cleaned PCB board without manual picking one by one, effectively improving the cleaning efficiency.

[0021] Refer to Figure 1 、 Figure 2 As shown in the reference figures, the clamping component 2 includes a mounting box 201. A first motor 202 is fixedly installed on the inner wall of the mounting box 201. The output end of the first motor 202 is fixedly connected to a double-headed screw 203. A clamping strip 204 is threadedly connected to the surface of the double-headed screw 203. A sliding groove 205 is formed through the left side surface of the mounting box 201, and the inner wall of the sliding groove 205 is slidably connected to the surface of the clamping strip 204.

[0022] In the above embodiments: The PCB board is placed between the two clamping strips 204. The first motor 202 is operated to drive the double-headed screw 203 to rotate. Under the action of the thread, the two clamping strips 204 are driven to slide along the inner wall of the sliding groove 205, so as to clamp and fix both ends of the PCB board.

[0023] Refer to Figure 1 、 Figure 3 、 Figure 4 As shown in the reference figures, the circulating spraying component 3 includes a filter screen 301, and the filter screen 301 is fixedly connected to the inner wall of the cleaning tank 1. A water pump 302 is fixedly installed on the front surface of the cleaning tank 1. The liquid inlet end of the water pump 302 is fixedly connected to a liquid suction pipe 303, and the liquid suction pipe 303 is fixedly connected to the cleaning tank 1. The liquid outlet end of the liquid suction pipe 303 is fixedly connected to a liquid outlet pipe 305. A guide pipe 304 is arranged at the end of the liquid outlet pipe 305, and a nozzle 306 is fixedly installed at the end of the guide pipe 304.

[0024] In the above embodiments: Through the cooperation of the water pump 302 and the liquid suction pipe 303, the cleaning liquid inside the cleaning tank 1 is pumped out, and the cleaning liquid is conveyed through the liquid outlet pipe 305. Finally, the cleaning liquid is sprayed out through the diversion pipe 304 and the nozzle 306 to clean the surface of the PCB board. The liquid generated by the cleaning will be filtered through the filter screen 301 and flow back into the inside of the cleaning tank 1, enabling the reuse of the cleaning liquid.

[0025] Reference Figure 1 、 Figure 3 As shown in the reference and , the linkage control component 4 includes a second motor 401, and the second motor 401 is fixedly installed on the top of the cleaning tank 1. The output end of the second motor 401 is fixedly connected to a rotating shaft 402. The surface of the rotating shaft 402 is fixedly connected to a connecting column 403, and the end of the connecting column 403 is fixedly connected to the mounting box 201. The end of the connecting column 403 is fixedly connected to a driving bevel gear 404. The end of the liquid outlet pipe 305 is rotatably connected to a rotating pipe 405, and the rotating pipe 405 is fixedly connected to the diversion pipe 304. The surface of the rotating pipe 405 is fixedly sleeved with a driven bevel gear 406, and the driven bevel gear 406 meshes with the driving bevel gear 404.

[0026] In the above embodiments: The second motor 401 drives the rotating shaft 402 to rotate, thereby driving the connecting column 403 to rotate. The connecting column 403 is used to drive the clamping component 2 to rotate to the right, realizing a 180-degree flip of the PCB board. At the same time, the rotating shaft 402 will drive the driving bevel gear 404 to rotate, thereby driving the driven bevel gear 406 meshing with it to rotate. The driven bevel gear 406 drives the rotating pipe 405 and the diversion pipe 304 to rotate, causing the diversion pipe 304 and the nozzle 306 to rotate 90 degrees to the right, so that the nozzle 306 sprays and cleans the flipped PCB board.

[0027] Reference Figure 1 、 Figure 4 As shown in the reference and , the automatic blanking component 5 includes a conveyor belt 501, and the conveyor belt 501 is arranged inside the cleaning tank 1. The front of the cleaning tank 1 is penetrated and provided with a discharge port 504, and the conveyor belt 501 extends out from inside the discharge port 504. A collection box 502 is fixedly installed below the end of the conveyor belt 501. The surface of the conveyor belt 501 is penetrated and provided with water guide holes 505.

[0028] In the above embodiments: By releasing the clamping of the PCB board by the clamping component 2, the PCB board falls on the surface of the conveyor belt 501. The conveyor belt 501 is used to export the PCB board from the discharge port 504 and finally fall into the inside of the collection box 502, realizing the automatic blanking of the PCB board. By providing water guide holes 505 on the surface of the conveyor belt 501, it is convenient to guide the cleaning liquid on the surface into the inside of the cleaning tank 1.

[0029] Reference Figure 1 、Figure 4 As shown, a water baffle 6 is fixedly connected to the top surface of the cleaning tank 1, and a fan 503 is fixedly installed on the surface of the water baffle 6, and the fan 503 is located above the conveyor belt 501.

[0030] In the above embodiment: by setting the water baffle 6, it is possible to prevent the cleaning agent from splashing out during the cleaning process of the circulating spraying assembly 3, thereby ensuring the cleanliness of the processing environment. By running the fan 503, it is possible to accelerate the air drying of the PCB board located on the surface of the conveyor belt 501 and reduce the cleaning agent adhered to the surface of the PCB board.

[0031] Working principle: The PCB board is clamped and fixed by the clamping assembly 2. The cleaning liquid inside the cleaning tank 1 is pumped out by the circulating spraying assembly 3 to spray and clean the front surface of the PCB board. After the cleaning of this surface is completed, the clamping assembly 2 is controlled to flip by running the linkage control assembly 4, and the PCB board is driven to flip 180 degrees to the right. At the same time, the linkage control assembly 4 will control the spraying position of the circulating spraying assembly 3 to be adjusted, and continue to clean the other surface of the PCB board. The circulating spraying assembly 3 can filter and recycle the cleaning agent to achieve recycling. After the cleaning is completed, the clamping of the PCB board by the clamping assembly 2 is released, so that the PCB board falls on the surface of the automatic blanking assembly 5. The automatic blanking assembly 5 is used to export the PCB board from the inside of the cleaning tank 1 and store it, thereby completing the blanking. The linkage control assembly 4 controls the clamping assembly 2 and the circulating spraying assembly 3 to reset, and continues to clean other PCB boards.

[0032] The above is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions falling within the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for those of ordinary skill in the art in this technical field, several improvements and refinements made without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A cleaning device for an SMT chip mounting processing production line, characterized in that: It includes a cleaning tank (1) with a cleaning liquid contained inside. Above the cleaning tank (1), there is a clamping component (2) for limiting the PCB board. On the front of the cleaning tank (1), there is a circulating spraying component (3) for spray-cleaning the PCB board. In the middle of the top surface of the cleaning tank (1), there is a linkage control component (4) for adjusting the positions of the clamping component (2) and the circulating spraying component (3). At the right end of the cleaning tank (1), there is an automatic blanking component (5). A sewage discharge pipe (7) is fixedly inserted into the front of the cleaning tank (1).

2. The cleaning device for the SMT patch processing production line according to claim 1, characterized in that: The clamping component (2) includes an installation box (201). Inside the inner wall of the installation box (201), a first motor (202) is fixedly installed. The output end of the first motor (202) is fixedly connected to a double-headed screw rod (203). The surface of the double-headed screw rod (203) is threadedly connected with a clamping edge strip (204). A sliding groove (205) is penetrated and opened on the left side surface of the installation box (201), and the inner wall of the sliding groove (205) is slidably connected with the surface of the clamping edge strip (204).

3. The cleaning device for the SMT chip mounting processing production line according to claim 2, characterized in that: The circulating spraying component (3) includes a filter screen (301), and the filter screen (301) is fixedly connected to the inner wall of the cleaning tank (1). A water pump (302) is fixedly installed on the front of the cleaning tank (1). The liquid inlet end of the water pump (302) is fixedly connected to a liquid suction pipe (303), and the liquid suction pipe (303) is fixedly connected to the cleaning tank (1). The liquid outlet end of the liquid suction pipe (303) is fixedly connected to a liquid outlet pipe (305). A diversion pipe (304) is arranged at the end of the liquid outlet pipe (305). A nozzle (306) is fixedly installed at the end of the diversion pipe (304).

4. The cleaning device for the SMT chip mounting processing production line according to claim 3, characterized in that: The linkage control component (4) includes a second motor (401), and the second motor (401) is fixedly installed on the top of the cleaning tank (1). The output end of the second motor (401) is fixedly connected to a rotating shaft (402). A connecting column (403) is fixedly connected to the surface of the rotating shaft (402), and the end of the connecting column (403) is fixedly connected to the installation box (201). A driving bevel gear (404) is fixedly connected to the end of the connecting column (403). The end of the liquid outlet pipe (305) is rotatably connected to a rotating pipe (405), and the rotating pipe (405) is fixedly connected to the diversion pipe (304). A driven bevel gear (406) is fixedly sleeved on the surface of the rotating pipe (405), and the driven bevel gear (406) meshes with the driving bevel gear (404).

5. The cleaning device for the SMT chip mounting processing production line according to claim 1, characterized in that: The automatic blanking component (5) includes a conveyor belt (501), and the conveyor belt (501) is arranged inside the cleaning tank (1). A discharge port (504) is penetrated and opened on the front of the cleaning tank (1), and the conveyor belt (501) extends out from inside the discharge port (504). A collection box (502) is fixedly installed below the end of the conveyor belt (501). Water guiding holes (505) are penetrated and opened on the surface of the conveyor belt (501).

6. The cleaning device for the SMT chip mounting processing production line according to claim 5, characterized in that: A water baffle (6) is fixedly connected to the top surface of the cleaning tank (1), and a fan (503) is fixedly installed on the surface of the water baffle (6), and the fan (503) is located above the conveyor belt (501).

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