Board surface cleaning equipment for printed circuit board

Abstract

The utility model discloses board surface cleaning equipment for a printed circuit board, which belongs to the technical field of circuit board processing and comprises a bottom plate, a transverse plate is arranged on one side of the upper end of the bottom plate, a liquid storage tank is arranged at one end of the transverse plate, a spray head is arranged in the middle of the other end of the transverse plate, a sliding groove is formed in one side of the upper end of the bottom plate, and a sliding block is arranged in the sliding groove. According to the circuit board cleaning device, by arranging the rotating assembly, when the other face of the circuit board body needs to be cleaned, the motor is started to drive the first bevel gear to rotate, the first bevel gear rotates to drive the rotating rod to rotate in the fixing box through the second bevel gear, and then the circuit board body is cleaned; the rotating rod rotates to drive the rectangular block at the upper end to rotate, so that the circuit board body in the rectangular block can be rotated, the other side of the circuit board body can be cleaned conveniently, the circuit board body can be automatically rotated by arranging the rotating assembly, and the other side of the circuit board body can be cleaned conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit board processing, and in particular relates to a board surface cleaning device for a printed circuit board. Background Art

[0002] The names of circuit boards include: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum base board, high-frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin circuit board, printed (copper etching technology) circuit board, etc.

[0003] Chinese patent application No. 2021211355741 discloses a printed circuit board surface cleaning device, including a bottom plate, a slide groove is provided on the right part of the upper surface of the bottom plate, a horizontal plate is fixedly connected to the left part of the upper surface of the bottom plate, a liquid storage tank is fixedly connected to the left surface of the horizontal plate, and a water pump is arranged on the left side of the horizontal plate. The user twists the rectangular block to drive the rotation of the circular sleeve through the twisting of the rectangular block. Since the circular sleeve is movably sleeved on the surface of the cylinder, the rectangular block can be smoothly rotated, so that the position of the circuit board can be replaced, which is convenient for the user to clean the other side. Since the arc-shaped clamping block is arranged in the arc-shaped opening, the circular sleeve is limited to prevent the circular sleeve from being separated from the cylinder during rotation. The device can perform all-round cleaning on both sides of the circuit board, ensure the quality of cleaning, and is more flexible to use and convenient for users to operate, thereby improving the practicality of the device.

[0004] When the above-mentioned patent discloses that the other side of the circuit board needs to be cleaned, the rectangular block and the circuit board need to be manually rotated and adjusted, which is not convenient to use. At the same time, the upper end of the liquid storage tank of the original device is set as an open structure, and dust and other impurities are easy to fall into the liquid storage tank. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a printed circuit board surface cleaning device, which has the characteristics of being able to automatically rotate the circuit board on the rectangular block to facilitate cleaning of both sides of the circuit board.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a printed circuit board surface cleaning device, comprising a base plate, a horizontal plate is arranged on one side of the upper end of the base plate, a liquid storage tank is arranged on one end of the horizontal plate, a nozzle is arranged at the middle position of the other end of the horizontal plate, a slide groove is arranged on one side of the upper end of the base plate, a slider is arranged in the slide groove, a rectangular block is arranged on the upper side of the slider, a circuit board body is arranged on one end of the rectangular block, a placement groove corresponding to the circuit board body is arranged on one end of the rectangular block, a screw is arranged at the position of the rectangular block corresponding to the placement groove, and the rectangular block and the slider are connected by a rotating component.

[0007] Preferably, the rotating assembly includes a fixed box, a rotating rod, a second bevel gear, a motor, a first bevel gear and a supporting assembly, wherein a fixed box is arranged at the upper end of the slider, a rotating rod is arranged between the rectangular block and the fixed box, a second bevel gear is arranged on the lower side of the rotating rod surface, a motor is arranged at a position corresponding to the second bevel gear at one end inside the fixed box, a first bevel gear is arranged at the output end of the motor, and a supporting assembly is arranged on the upper side of the fixed box.

[0008] Preferably, the supporting assembly includes an annular plate, an annular groove, a supporting frame and a sliding seat, wherein an annular plate is arranged on the upper side of the fixed box, the annular plate and the fixed box are connected by the supporting frame, sliding seats are arranged at positions corresponding to the annular plate on both sides of the lower end of the rectangular block, and an annular groove corresponding to the sliding seat is arranged on the upper end of the annular plate.

[0009] Preferably, a bearing rotating seat is provided between the rotating rod and the fixed box, and the fixed box and the sliding block as well as the rotating rod and the rectangular block are spot welded.

[0010] Preferably, two fixed plates are provided at the upper end of the horizontal plate corresponding to the liquid storage tank, a swivel seat is provided between the two fixed plates, a cover plate is provided at one end of the swivel seat, a shift plate is provided at the other end of the cover plate, and a rubber pad is provided at the upper end of the horizontal plate corresponding to the cover plate.

[0011] Preferably, the swivel seat and the fixed plate are rotatably connected via an axle pin, and the rubber pad and the cross plate are bonded by glue.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model sets a rotating component. When the other side of the circuit board body needs to be cleaned, the motor is turned on to drive the bevel gear 1 to rotate. The rotation of the bevel gear 1 drives the rotating rod to rotate in the fixed box through the bevel gear 2. The rotation of the rotating rod drives the rectangular block at the upper end to rotate, so that the circuit board body in the rectangular block can be rotated, which is convenient for cleaning the other side of the circuit board body. By setting the rotating component, the circuit board body can be automatically rotated, which is convenient for cleaning the other side of the circuit board body.

[0014] 2. The utility model provides a cover plate. When there is no need to add cleaning agent to the liquid storage tank, the cover plate is moved by the paddle plate. The swivel seat at one end of the cover plate rotates on the fixed plate. After the cover plate rotates to the upper end of the liquid storage tank, the upper end of the liquid storage tank can be sealed. When it is necessary to add cleaning agent to the liquid storage tank, the cover plate is opened by the paddle plate. The rubber pad on the horizontal plate cushions the cover plate. The cover plate can be provided to seal the upper end of the liquid storage tank to prevent dust and other impurities from falling into the liquid storage tank and contaminating the cleaning agent. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 This is a three-dimensional diagram of the rotating assembly of the utility model;

[0017] Figure 3 This is a cutaway perspective view of a fixing box of the utility model;

[0018] Figure 4 This is a three-dimensional diagram of the cover plate of the utility model;

[0019] In the figure: 1. bottom plate; 2. rotating assembly; 21. fixed box; 22. rotating rod; 23. bevel gear 2; 24. motor; 25. bevel gear 1; 26. supporting assembly; 261. annular plate; 262. annular groove; 263. supporting frame; 264. slide seat; 3. slide groove; 4. slider; 5. rectangular block; 6. circuit board body; 7. cover plate; 8. rotating seat; 9. fixed plate; 10. liquid storage tank; 11. nozzle; 12. placement groove; 13. screw; 14. horizontal plate; 15. dial plate; 16. rubber pad. DETAILED DESCRIPTION

[0020] 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.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a printed circuit board surface cleaning device, comprising a bottom plate 1, a horizontal plate 14 is arranged on one side of the upper end of the bottom plate 1, a liquid storage tank 10 is arranged on one end of the horizontal plate 14, a nozzle 11 is arranged at the middle position of the other end of the horizontal plate 14, a slide groove 3 is arranged on one side of the upper end of the bottom plate 1, a slider 4 is arranged in the slide groove 3, a rectangular block 5 is arranged on the upper side of the slider 4, a circuit board body 6 is arranged on one end of the rectangular block 5, a placement groove 12 corresponding to the circuit board body 6 is arranged on one end of the rectangular block 5, a screw 13 is arranged at the position of the rectangular block 5 corresponding to the placement groove 12, and the rectangular block 5 and the slider 4 are connected by a rotating component 2.

[0023] Specifically, the rotating assembly 2 includes a fixed box 21, a rotating rod 22, a bevel gear 23, a motor 24, a bevel gear 1 25 and a supporting assembly 26, wherein a fixed box 21 is provided at the upper end of the slider 4, a rotating rod 22 is provided between the rectangular block 5 and the fixed box 21, a bevel gear 23 is provided on the lower side of the surface of the rotating rod 22, a motor 24 is provided at a position corresponding to the bevel gear 23 at one end inside the fixed box 21, a bevel gear 1 25 is provided at the output end of the motor 24, and a supporting assembly 26 is provided on the upper side of the fixed box 21.

[0024] By adopting the above technical solution, when it is necessary to clean the other side of the circuit board body 6, the motor 24 is turned on to drive the bevel gear 1 25 to rotate. The bevel gear 1 25 rotates through the bevel gear 2 23 to drive the rotating rod 22 to rotate in the fixed box 21. The rotating rod 22 rotates to drive the rectangular block 5 at the upper end to rotate, so that the circuit board body 6 in the rectangular block 5 can be rotated, which is convenient for cleaning the other side of the circuit board body 6. By setting the rotating component 2, the circuit board body 6 can be automatically rotated, which is convenient for cleaning the other side of the circuit board body 6.

[0025] Specifically, the support assembly 26 includes an annular plate 261, an annular groove 262, a support frame 263 and a slide 264, wherein an annular plate 261 is arranged on the upper side of the fixed box 21, the annular plate 261 and the fixed box 21 are connected via the support frame 263, slides 264 are arranged at positions corresponding to the annular plate 261 on both sides of the lower end of the rectangular block 5, and an annular groove 262 corresponding to the slide 264 is arranged on the upper end of the annular plate 261.

[0026] By adopting the above technical solution, the support frame 263 supports the annular plate 261. When the rectangular block 5 rotates, the slide seats 264 on both sides of the lower end of the rectangular block 5 slide in the annular groove 262 of the annular plate 261, thereby achieving the effect of limiting support for the rectangular block 5. The support assembly 26 is provided to make the rotation of the rectangular block 5 more stable.

[0027] Specifically, a bearing rotating seat is provided between the rotating rod 22 and the fixed box 21 , and the fixed box 21 and the sliding block 4 as well as the rotating rod 22 and the rectangular block 5 are all welded by spot welding.

[0028] By adopting the above technical solution, the rotating rod 22 can rotate in the fixed box 21, and the spot welding makes the fixed box 21 and the slider 4 as well as the rotating rod 22 and the rectangular block 5 more secure.

[0029] When the present embodiment is used, when the printed circuit board surface cleaning device is used, the device is installed in a suitable position, the circuit board body 6 is placed in the placement groove 12 of the rectangular block 5, the screw 13 is screwed in to press against the circuit board body 6, and the nozzle 11 can spray the cleaning agent in the liquid storage tank 10 to the circuit board body 6 for cleaning. At the same time, the slider 4 can be pushed to move in the slide groove 3. The movement of the slider 4 drives the circuit board body 6 to move horizontally. By setting the rotating component 2, when it is necessary to clean the other side of the circuit board body 6, the motor 24 is turned on to drive the bevel gear 1 25 to rotate. The bevel gear 1 25 rotates through the bevel gear 2 23 to drive the rotating rod 22 in the fixed box 21 The rotating rod 22 rotates in the middle, driving the rectangular block 5 at the upper end to rotate, so that the circuit board body 6 in the rectangular block 5 can be rotated, which is convenient for cleaning the other side of the circuit board body 6. By setting the rotating component 2, the circuit board body 6 can be automatically rotated, which is convenient for cleaning the other side of the circuit board body 6. By setting the supporting component 26, the supporting frame 263 supports the annular plate 261. When the rectangular block 5 rotates, the slides 264 on both sides of the lower end of the rectangular block 5 slide in the annular groove 262 of the annular plate 261, thereby achieving the effect of limiting support for the rectangular block 5. Setting the supporting component 26 makes the rotation of the rectangular block 5 more stable.

[0030] Example 2

[0031] The difference between this embodiment and embodiment 1 is that two fixed plates 9 are arranged at the position of the upper end of the horizontal plate 14 corresponding to the liquid storage tank 10, a swivel seat 8 is arranged between the two fixed plates 9, a cover plate 7 is arranged at one end of the swivel seat 8, a shift plate 15 is arranged at the other end of the cover plate 7, and a rubber pad 16 is arranged at the position of the upper end of the horizontal plate 14 corresponding to the cover plate 7.

[0032] By adopting the above technical solution, when there is no need to add cleaning agent to the liquid storage tank 10, the cover plate 7 is moved by the dial plate 15, and the rotating seat 8 at one end of the cover plate 7 rotates on the fixed plate 9. After the cover plate 7 rotates to the upper end of the liquid storage tank 10, the upper end of the liquid storage tank 10 can be sealed. When it is necessary to add cleaning agent to the liquid storage tank 10, the cover plate 7 is opened by the dial plate 15, and the rubber pad 16 on the cross plate 14 buffers the cover plate 7. By setting the cover plate 7, the upper end of the liquid storage tank 10 can be sealed to prevent dust and other impurities from falling into the liquid storage tank 10 and contaminating the cleaning agent.

[0033] Specifically, the rotating seat 8 and the fixed plate 9 are rotatably connected via an axle pin, and the rubber pad 16 and the transverse plate 14 are bonded via glue.

[0034] By adopting the above technical solution, the swivel seat 8 can rotate on the fixed plate 9, and the rubber pad 16 is not easy to fall off due to the glue bonding, and is more firmly fixed on the cross plate 14.

[0035] When the present embodiment is used, by setting the cover plate 7, when there is no need to add cleaning agent to the liquid storage tank 10, the cover plate 7 is moved by the dial plate 15, and the rotating seat 8 at one end of the cover plate 7 rotates on the fixed plate 9. After the cover plate 7 is rotated to the upper end of the liquid storage tank 10, the upper end of the liquid storage tank 10 can be sealed. When it is necessary to add cleaning agent to the liquid storage tank 10, the cover plate 7 is opened by the dial plate 15, and the rubber pad 16 on the cross plate 14 cushions the cover plate 7. By setting the cover plate 7, the upper end of the liquid storage tank 10 can be sealed to prevent dust and other impurities from falling into the liquid storage tank 10 and contaminating the cleaning agent.

[0036] The motor 24 in the utility model is an existing disclosed technology, and the selected model is 5IK120GN-CF.

[0037] The structure and working principle of the bottom plate 1, slide groove 3, slider 4, rectangular block 5, circuit board body 6, liquid storage tank 10, nozzle 11, placement groove 12, screw 13 and cross plate 14 in the utility model have been disclosed in a printed circuit board surface cleaning device disclosed in Chinese patent application No. 2021211355741. Its working principle is to place the circuit board body 6 into the placement groove 12 of the rectangular block 5, screw in the screw 13 to press the circuit board body 6, and the nozzle 11 can spray the cleaning agent in the liquid storage tank 10 to the circuit board body 6 for cleaning, and at the same time can push the slider 4 to move in the slide groove 3, and the movement of the slider 4 drives the circuit board body 6 to move horizontally.

[0038] The working principle and use process of the utility model are as follows: when the printed circuit board cleaning device is used, the device is installed in a suitable position, the circuit board body 6 is placed in the placement groove 12 of the rectangular block 5, the screw 13 is screwed in and pressed against the circuit board body 6, and the nozzle 11 can spray the cleaning agent in the liquid storage tank 10 to the circuit board body 6 for cleaning. At the same time, the slider 4 can be pushed to move in the slide groove 3, and the movement of the slider 4 drives the circuit board body 6 to move horizontally. By setting a rotating component 2, when it is necessary to clean the other side of the circuit board body 6, the motor 24 is turned on to drive the bevel gear 1 25 to rotate, and the bevel gear 1 25 rotates through the bevel gear 2 23 to drive the rotating rod 22 to rotate in the fixed box 21, and the rotating rod 22 rotates to drive the rectangular block 5 at the upper end to rotate, so that the circuit board body 6 in the rectangular block 5 can be rotated, which is convenient for cleaning the other side of the circuit board body 6. By setting the rotating component 2, the circuit board body 6 can be automatically rotated. It is convenient to clean the other side of the circuit board body 6. By setting the support assembly 26, the support frame 263 supports the annular plate 261. When the rectangular block 5 rotates, the slide seats 264 on both sides of the lower end of the rectangular block 5 slide in the annular groove 262 of the annular plate 261, thereby achieving the effect of limiting support for the rectangular block 5. The support assembly 26 makes the rotation of the rectangular block 5 more stable. By setting the cover plate 7, when it is not necessary to add cleaning agent to the liquid storage tank 10, the cover plate 7 is moved by the dial plate 15, and the rotating seat 8 at one end of the cover plate 7 rotates on the fixed plate 9. After the cover plate 7 is rotated to the upper end of the liquid storage tank 10, the upper end of the liquid storage tank 10 can be sealed. When it is necessary to add cleaning agent to the liquid storage tank 10, the cover plate 7 is opened by the dial plate 15, and the rubber pad 16 on the cross plate 14 buffers the cover plate 7. By setting the cover plate 7, the upper end of the liquid storage tank 10 can be sealed to prevent dust and other impurities from falling into the liquid storage tank 10 and contaminating the cleaning agent.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A printed circuit board surface cleaning device, comprising a bottom plate, characterized in that: A horizontal plate is arranged on one side of the upper end of the bottom plate, a liquid storage tank is arranged on one end of the horizontal plate, a nozzle is arranged at the middle position of the other end of the horizontal plate, a slide groove is arranged on one side of the upper end of the bottom plate, a slider is arranged in the slide groove, a rectangular block is arranged on the upper side of the slider, a circuit board body is arranged on one end of the rectangular block, a placement groove corresponding to the circuit board body is arranged on one end of the rectangular block, a screw is arranged at the position of the rectangular block corresponding to the placement groove, and the rectangular block and the slider are connected by a rotating component.

2. A printed circuit board surface cleaning device according to claim 1, characterized in that: The rotating assembly includes a fixed box, a rotating rod, a second bevel gear, a motor, a first bevel gear and a supporting assembly, wherein a fixed box is arranged at the upper end of the slider, a rotating rod is arranged between the rectangular block and the fixed box, a second bevel gear is arranged on the lower side of the rotating rod surface, a motor is arranged at a position corresponding to the second bevel gear at one end inside the fixed box, a first bevel gear is arranged at the output end of the motor, and a supporting assembly is arranged on the upper side of the fixed box.

3. A printed circuit board surface cleaning device according to claim 2, characterized in that: The support assembly includes an annular plate, an annular groove, a support frame and a slide seat, wherein an annular plate is arranged on the upper side of the fixed box, the annular plate and the fixed box are connected by the support frame, slide seats are arranged at positions corresponding to the annular plate on both sides of the lower end of the rectangular block, and an annular groove corresponding to the slide seat is arranged at the upper end of the annular plate.

4. A printed circuit board surface cleaning device according to claim 2, characterized in that: A bearing rotating seat is arranged between the rotating rod and the fixed box, and the fixed box and the sliding block as well as the rotating rod and the rectangular block are all spot welded.

5. The printed circuit board surface cleaning device according to claim 1, characterized in that: Two fixed plates are arranged at the position of the upper end of the horizontal plate corresponding to the liquid storage tank, a swivel seat is arranged between the two fixed plates, a cover plate is arranged at one end of the swivel seat, a shift plate is arranged at the other end of the cover plate, and a rubber pad is arranged at the position of the upper end of the horizontal plate corresponding to the cover plate.

6. A printed circuit board surface cleaning device according to claim 5, characterized in that: The rotating seat and the fixed plate are rotatably connected via an axle pin, and the rubber pad and the transverse plate are bonded via glue.

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