Cleaning device for SMT (Surface Mount Technology)

Abstract

The utility model relates to the technical field of SMT (Surface Mount Technology), and discloses a cleaning device for SMT, which comprises a workbench, the workbench is fixedly connected with a mounting seat, the mounting seat is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a driving shaft, the driving shaft is fixedly connected with an incomplete gear, and the incomplete gear is fixedly connected with a transmission shaft. The incomplete gear is meshed with a connecting block, the workbench is provided with a second sliding groove, the second sliding groove is connected with a cleaning box in a sliding mode, the cleaning box is fixedly connected with a connecting block, the connecting block is fixedly connected with the first rack, and the workbench is provided with a first sliding groove. According to the filter screen cleaning device, the driving motor is started to drive the cleaning box to drive the filter screen to slide repeatedly, and in the cleaning process, the cleaning box can slide repeatedly on the second sliding groove, so that filter screen holes are effectively prevented from being blocked by residual impurities after cleaning, smooth proceeding of cleaning work is ensured, and the cleaning efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of SMT patches, in particular to a cleaning device for SMT patches. Background Art

[0002] SMT patch refers to the abbreviation of a series of process flows based on PCB. PCB is printed circuit board, SMT is surface mount technology, and it is the most popular technology and process in the electronic assembly industry. When processing and producing it, the material needs to be cleaned. When cleaning, the device needed is called a cleaning device.

[0003] Traditional cleaning devices often have problems such as incomplete cleaning, easy clogging of the filter, and waste of water resources. Since a large amount of impurities and residues will be generated during the cleaning process, these substances are easy to adhere to the filter, causing the filter holes to be clogged, thereby affecting the cleaning effect. In addition, during the cleaning process of the traditional cleaning device, the movement direction of the nozzle and the cleaning box are inconsistent, which may cause the nozzle to be unable to clean the circuit board directly, thereby affecting the cleaning efficiency and quality. For this reason, a cleaning device for SMT patches is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a cleaning device for SMT patches.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a cleaning device for SMT patches, comprising a workbench, the workbench is fixedly connected to a mounting seat, the mounting seat is fixedly connected to a driving motor, the output end of the driving motor is fixedly connected to a driving shaft, the driving shaft is fixedly connected to an incomplete gear, the incomplete gear is meshed with a connecting block, the workbench is provided with a slide groove two, the slide groove two is slidably connected to a cleaning box, the cleaning box is fixedly connected to a connecting block, the connecting block is fixedly connected to a rack one, the workbench is provided with a slide groove one, the connecting block is slidably connected to the inside of the slide groove one, the workbench is fixedly connected to a guide shaft, the guide shaft is slidably connected to the connecting block, the workbench is fixedly connected to a spring, and the spring is fixedly connected to the connecting block.

[0006] As a further description of the above technical solution:

[0007] The driving shaft is fixedly connected with a pulley 1, and the pulley 1 is connected with a pulley 2 through a belt, and the pulley 2 is fixedly connected with a connecting shaft, and the connecting shaft is fixedly connected with a connecting rod 1, and the connecting rod 1 is rotatably connected with a connecting rod 2, and the connecting rod 2 is rotatably connected with a sector gear, and the workbench is fixedly connected with a fixed frame 2, and the fixed frame 2 is rotatably connected with the sector gear, and the workbench is fixedly connected with a fixed frame 1, and the fixed frame 1 is rotatably connected with a circular gear 1, and the circular gear 1 is meshed with the sector gear, and the circular gear 1 is fixedly connected with a circular gear 2, and the circular gear 2 is meshed with a rack 2, and a slide groove 3 is provided on the cleaning box, and the slide groove 3 is slidably connected with the connecting frame, and the connecting frame is fixedly connected with the rack 2.

[0008] As a further description of the above technical solution:

[0009] A filter screen is arranged inside the cleaning box, the cleaning box is connected to a water tank via a water pipe, the water tank is connected to a nozzle via a water pipe, and the nozzle is arranged on a connecting frame.

[0010] As a further description of the above technical solution:

[0011] A tripod is provided at the lower end of the workbench. The tripod is evenly arranged on the workbench and is rotatably connected to a connecting shaft.

[0012] As a further description of the above technical solution:

[0013] The workbench is fixedly connected with a fixing block, the fixing block is rotatably connected to the driving shaft, and the driving shaft is rotatably connected to the mounting seat.

[0014] As a further description of the above technical solution:

[0015] The guide shaft is arranged inside the spring, the rack one is arranged at the lower end of the connecting block, and the incomplete gear is arranged at the lower end of the rack one.

[0016] As a further description of the above technical solution:

[0017] The connecting rod 1, the connecting rod 2, the circular gear 1, the circular gear 2, the sector gear and the rack 2 are each provided with two groups, and the sector gear is eccentrically connected to the connecting rod 2.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, by starting the driving motor, the cleaning box drives the filter to slide repeatedly. During the cleaning process, the cleaning box can slide repeatedly on the second slide slot, thereby effectively preventing the impurities remaining after cleaning from clogging the filter holes, ensuring the smooth progress of the cleaning work and improving the cleaning efficiency.

[0020] 2. In the utility model, while the driving shaft rotates, the reciprocating movement of the nozzle is achieved through belt one and belt two, so that the nozzle and the cleaning box move in the same direction, preventing the cleaning box from driving the circuit board to move, resulting in the nozzle being unable to clean the circuit board. In addition, by arranging a water tank at the bottom of the workbench and using a water pipe, the water used in the cleaning process is recovered and filtered, and then recycled for subsequent cleaning work, saving water resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a three-dimensional structural schematic diagram of a cleaning device for SMT patches proposed by the utility model;

[0022] Figure 2 This is a three-dimensional structural schematic diagram of a cleaning device for SMT patches proposed by the utility model;

[0023] Figure 3 This is a partial three-dimensional structural schematic diagram of a cleaning device for SMT patches proposed by the utility model;

[0024] Figure 4 for Figure 1 Enlarged schematic diagram at point A in the middle.

[0025] Legend:

[0026] 1. Workbench; 2. Mounting base; 3. Drive motor; 4. Drive shaft; 5. Incomplete gear; 6. Rack 1; 7. Guide shaft; 8. Slide 1; 9. Spring; 10. Pulley 1; 11. Pulley 2; 12. Connecting block; 13. Cleaning box; 14. Slide 2; 15. Connecting shaft; 16. Connecting rod 1; 17. Connecting rod 2; 18. Fixed block; 19. Fixed frame 1; 20. Fixed frame 2; 21. Circular gear 1; 22. Circular gear 2; 23. Fan gear; 24. Rack 2; 25. Connecting frame; 26. Slide 3; 27. Filter; 28. Water tank; 29. ​​Tripod; 30. Nozzle. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Reference Figure 1-Figure 4The utility model provides an embodiment: a cleaning device for SMT patches, including a workbench 1, the workbench 1 is fixedly connected to a mounting seat 2, the mounting seat 2 is fixedly connected to a driving motor 3, the output end of the driving motor 3 is fixedly connected to a driving shaft 4, the driving shaft 4 is fixedly connected to an incomplete gear 5, the incomplete gear 5 is meshed with a connecting block 12, the workbench 1 is provided with a slide groove 14, the slide groove 14 is slidably connected to a cleaning box 13, the cleaning box 13 is fixedly connected to a connecting block 12, the connecting block 12 is fixedly connected to a rack 6, the workbench 1 is provided with a sliding groove 14, the sliding groove 14 is slidably connected to a cleaning box 13, the cleaning box 13 is fixedly connected to a connecting block 12, the connecting block 12 is fixedly connected to a rack 6, the workbench 1 is provided with a sliding groove 14 ... Slot 1 8, the connecting block 12 is slidably connected to the inside of the slide slot 1 8, the workbench 1 is fixedly connected with the guide shaft 7, the guide shaft 7 is slidably connected to the connecting block 12, the workbench 1 is fixedly connected with the spring 9, the spring 9 is fixedly connected to the connecting block 12, and the driving motor 3 is started to drive the cleaning box 13 to drive the filter 27 to slide repeatedly. During the cleaning process, the cleaning box 13 can slide repeatedly on the slide slot 2 14, thereby effectively preventing the impurities remaining after cleaning from clogging the holes of the filter 27, ensuring the smooth progress of the cleaning work and improving the cleaning efficiency.

[0029] The driving shaft 4 is fixedly connected with a pulley 10, and the pulley 10 is connected with a pulley 2 11 through a belt. The pulley 2 11 is fixedly connected with a connecting shaft 15, and the connecting shaft 15 is fixedly connected with a connecting rod 16, and the connecting rod 16 is rotatably connected with a connecting rod 2 17, and the connecting rod 2 17 is rotatably connected with a sector gear 23. The workbench 1 is fixedly connected with a fixed frame 20, and the fixed frame 20 is rotatably connected with the sector gear 23. The workbench 1 is fixedly connected with a fixed frame 19, and the fixed frame 19 is rotatably connected with a circular gear 1 21, and the circular gear 1 21 is meshed with the sector gear 23. The circular gear 1 21 is fixedly connected with a circular gear 22, and the circular gear 22 is meshed with a rack 24. A chute 3 26 is provided on the cleaning box 13, and the chute 3 26 is slidably connected with a connecting frame 25, and the connecting frame 25 is fixed with the rack 2 24. A filter screen 27 is provided inside the cleaning box 13, and the cleaning box 13 is connected to a water tank 28 through a water pipe, and the water tank 28 is connected to a nozzle 30 through a water pipe, and the nozzle 30 is arranged on the connecting frame 25. A tripod 29 is provided at the lower end of the workbench 1, and the tripod 29 is evenly arranged on the workbench 1, and the tripod 29 is rotatably connected to the connecting shaft 15. The workbench 1 is fixedly connected to a fixed block 18, and the fixed block 18 is rotatably connected to the drive shaft 4, and the drive shaft 4 is rotatably connected to the mounting seat 2, and the guide shaft 7 is arranged inside the spring 9, and the rack 16 is arranged at the lower end of the connecting block 12, and the incomplete gear 5 is arranged at the lower end of the rack 16, and the connecting rod 16, the connecting rod 17, the circular gear 121, the circular gear 22, the fan gear 23 and the rack 24 are all provided with two groups, and the fan gear 23 is eccentrically connected to the connecting rod 217.

[0030] Working principle: First, the staff puts the SMT patch materials that need to be cleaned into the cleaning box 13, and then starts the driving motor 3 to drive the driving shaft 4 to rotate, and the driving shaft 4 drives the incomplete gear 5 to rotate, and the teeth on the incomplete gear 5 drive the rack 6 to move, and the rack 6 drives the connecting block 12 to slide inside the slide groove 8, and the connecting block 12 slides on the guide shaft 7. When the connecting block 12 moves in the direction of the box spring 9, an extrusion force is given to the spring 9 until the teeth on the incomplete gear 5 are separated from the rack 6, and the elastic force of the spring 9 pushes the connecting block 12 back to its original position, thereby driving the cleaning box 13 to slide repeatedly along the slide groove 14. At this point, in the process of cleaning the materials that need to be cleaned for the SMT patches, the cleaning box 13 drives the filter 27 to slide repeatedly to prevent the impurities remaining after cleaning from blocking the holes of the filter 27 and affecting the normal cleaning work, and then the driving shaft 4, drives pulley 10 to rotate, pulley 10 drives pulley 2 11 to rotate, pulley 2 11 drives connecting shaft 15 to rotate, connecting shaft 15 drives connecting rod 1 16 to rotate, connecting rod 1 16 drives connecting rod 2 17 to rotate, connecting rod 2 17 drives sector gear 23 to rotate, sector gear 23 drives circular gear 1 21 to rotate, circular gear 1 21 drives circular gear 22 to rotate, the rotation of circular gear 22 makes rack 24 move, rack 24 drives connecting frame 25 to slide inside chute 3 26, chute 3 26 drives nozzle 30 to move repeatedly, so that nozzle 30 and cleaning box 13 move in the same direction, preventing cleaning box 13 from driving circuit board to move, resulting in nozzle 30 unable to clean circuit board, finally, by starting water tank 28, water can flow into the bottom of workbench 1 through filter screen 27 through water pipe for recycling, saving resources.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cleaning device for SMT patches, comprising a workbench (1), characterized in that: The workbench (1) is fixedly connected to the mounting seat (2), the mounting seat (2) is fixedly connected to a driving motor (3), the output end of the driving motor (3) is fixedly connected to a driving shaft (4), the driving shaft (4) is fixedly connected to an incomplete gear (5), the incomplete gear (5) is meshed with a connecting block (12), the workbench (1) is provided with a second slide groove (14), the second slide groove (14) is slidably connected to a cleaning box (13), the cleaning box (13) is fixedly connected to a connecting block (12), the connecting block (12) is fixedly connected to a rack (6), the workbench (1) is provided with a first slide groove (8), the connecting block (12) is slidably connected to the inside of the first slide groove (8), the workbench (1) is fixedly connected to a guide shaft (7), the guide shaft (7) is slidably connected to the connecting block (12), the workbench (1) is fixedly connected to a spring (9), and the spring (9) is fixedly connected to the connecting block (12).

2. A cleaning device for SMT patches according to claim 1, characterized in that: The driving shaft (4) is fixedly connected to a pulley 1 (10), the pulley 1 (10) is connected to a pulley 2 (11) via a belt, the pulley 2 (11) is fixedly connected to a connecting shaft (15), the connecting shaft (15) is fixedly connected to a connecting rod 1 (16), the connecting rod 1 (16) is rotatably connected to a connecting rod 2 (17), the connecting rod 2 (17) is rotatably connected to a fan-shaped gear (23), the workbench (1) is fixedly connected to a fixing frame 2 (20), the fixing frame 2 (20) and the fan-shaped gear (23) are connected to each other. ) is rotatably connected, the workbench (1) is fixedly connected to a fixing frame (19), the fixing frame (19) is rotatably connected to a circular gear (21), the circular gear (21) is meshed with a sector gear (23), the circular gear (21) is fixedly connected to a circular gear (22), the circular gear (22) is meshed with a rack (24), a slide groove (26) is provided on the cleaning box (13), the slide groove (26) is slidably connected to a connecting frame (25), and the connecting frame (25) is fixedly connected to the rack (24).

3. A cleaning device for SMT patches according to claim 2, characterized in that: A filter screen (27) is provided inside the cleaning box (13); the cleaning box (13) is connected to a water tank (28) via a water pipe; the water tank (28) is connected to a nozzle (30) via a water pipe; and the nozzle (30) is provided on a connecting frame (25).

4. A cleaning device for SMT patches according to claim 3, characterized in that: A footstand (29) is provided at the lower end of the workbench (1). The footstand (29) is evenly arranged on the workbench (1), and the footstand (29) is rotatably connected to the connecting shaft (15).

5. A cleaning device for SMT patches according to claim 4, characterized in that: The workbench (1) is fixedly connected to a fixed block (18), the fixed block (18) is rotatably connected to the drive shaft (4), and the drive shaft (4) is rotatably connected to the mounting seat (2).

6. A cleaning device for SMT patches according to claim 5, characterized in that: The guide shaft (7) is arranged inside the spring (9), the rack one (6) is arranged at the lower end of the connecting block (12), and the incomplete gear (5) is arranged at the lower end of the rack one (6).

7. A cleaning device for SMT patches according to claim 6, characterized in that: The connecting rod 1 (16), the connecting rod 2 (17), the circular gear 1 (21), the circular gear 2 (22), the sector gear (23) and the rack 2 (24) are each provided with two groups, and the sector gear (23) is eccentrically connected to the connecting rod 2 (17).

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