Surface ash removal mechanism for printed circuit board

Abstract

The utility model discloses a surface deashing mechanism for a printed circuit board, which comprises a casing, a fixed plate is fixedly connected in the casing, an opening is formed in the surface of the fixed plate in a penetrating manner, a screw rod is rotatably connected in the opening, a movable block is sleeved outside the screw rod in a threaded connection manner, and the movable block is in threaded connection with the fixed plate. The bottom of the moving block is fixedly connected with an electric guide rail, the moving end of the electric guide rail is fixedly connected with a vertical plate, and the bottom of the vertical plate is fixedly connected with a dust collection shell. Through the arrangement of the structure, the dust collection shell can be moved under the driving of the screw rod and the electric guide rail, dust on the surface of a printed circuit board is removed through the cleaning brush, and dust is adsorbed under the action of the dust collection pump and the guide pipe, so that the dust is prevented from being dispersed into the air to influence the processing environment; and dust is prevented from being attached to the circuit board again to cause secondary pollution, and the practicability of the dust removal device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to printed circuit board technical field especially relates to a surface dust cleaning mechanism for printed circuit board. BACKGROUND

[0002] The circuit board can be called printed wiring board or printed circuit board, and the circuit board miniaturizes and visualizes the circuit, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.

[0003] The existing printed circuit board needs to be cleaned after production, and the traditional dust cleaning device mostly uses bristles to move on the surface of the circuit board to realize dust removal of the circuit board. This dust removal method not only disperses dust into the air to affect the processing environment, but also causes floating dust to adhere to the circuit board again for secondary pollution. At the same time, the circuit board is not fixed during the dust cleaning process, which causes the printed circuit board to move easily during dust cleaning, resulting in poor dust cleaning effect of the printed circuit board. In order to solve this problem, a surface dust cleaning mechanism for printed circuit board is provided. UTILITY MODEL CONTENTS

[0004] The utility model wants to solve the technical problem that the dust cleaning device mostly uses bristles to move on the surface of the circuit board to realize dust removal of the circuit board. This dust removal method not only disperses dust into the air to affect the processing environment, but also causes floating dust to adhere to the circuit board again for secondary pollution. At the same time, the circuit board is not fixed during the dust cleaning process, which causes the printed circuit board to move easily during dust cleaning, resulting in poor dust cleaning effect of the printed circuit board.

[0005] To solve the above technical problems, one technical scheme of the utility model is provided: a surface dust cleaning mechanism for printed circuit board, including the fixed plate that is fixedly connected in the inside of the casing, the surface of the fixed plate is equipped with the opening that penetrates, the inside of the opening is rotatably connected with the screw rod, the outside of the screw rod is equipped with the moving block that is connected with the screw, the bottom of the moving block is fixedly connected with the electric guide rail, the moving end of the electric guide rail is fixedly connected with the vertical plate, the bottom of the vertical plate is fixedly connected with the dust absorption shell, the fixed plate is fixedly connected with the dust collection box on the inner side wall of the casing, the inside of the dust collection box is equipped with the collection box that slides, the dust collection box and the dust absorption shell are equipped with the dust absorption assembly that sets up between them;

[0006] The inner bottom of the dust absorption shell is fixedly connected with the dust cleaning brush, the inner side wall of the casing is equipped with two sliding grooves, the inside of two sliding grooves is slidably connected with the push plate, the surface of the push plate is equipped with two clamping assemblies, the push plate is equipped with the printed circuit board body between two clamping assemblies, the bottom of the casing is fixedly connected with a plurality of supporting blocks.

[0007] Preferably, the two clamping assemblies each include a connecting plate fixedly connected to the top of the push plate, two connecting rods fixedly connected to one side of the surface of the connecting plate, two telescopic sleeves slidingly connected to the outer portions of the two connecting rods, springs mounted on the outer portions of the two connecting rods, and a clamping plate fixedly connected to the surfaces of the two telescopic sleeves. The clamping plate is driven to move by the springs to clamp the printed circuit board body, so that the printed circuit board body is not moved during dust cleaning, and the dust cleaning is more thorough.

[0008] Preferably, the two ends of the plurality of springs are fixedly connected to the surfaces of the connecting plate and the telescopic sleeves, respectively.

[0009] Preferably, the dust suction assembly includes a dust suction pump fixedly installed at the top of the dust suction shell, an inside of the dust suction shell in communication with an output end of the dust suction pump, a hose fixedly connected to a dust outlet of the dust suction pump, and an inside of the dust collection box through which one end of the hose penetrates. The dust suction pump can suck the cleaned dust into the inside of the dust collection box, which is very convenient.

[0010] Preferably, the top of the electric guide rail is fixedly connected with two clamping seats, and the two clamping seats are slidingly installed on the outer surface of the fixed plate. The clamping seats slide on the outside of the fixed plate to ensure that the electric guide rail moves transversely more stably.

[0011] Preferably, a first motor is fixedly connected to the surface of the machine shell, a stud is fixedly connected to the output end of the first motor and penetrates the machine shell, and the inside of the push plate is threaded at one end of the stud. The rotation of the stud driven by the first motor facilitates the push plate to be pushed out and retracted.

[0012] Preferably, a second motor is fixedly connected to the surface of the machine shell close to the fixed plate, and the output end of the second motor penetrates the machine shell and is fixedly connected to one end of the screw rod inside the fixed plate. The second motor facilitates the driving of the screw rod, and the operation is more convenient.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The utility model discloses a dust cleaning device, which can move the dust suction shell under the driving of the screw rod and the electric guide rail, clean the surface of the printed circuit board with the cleaning brush, and adsorb the dust under the action of the dust suction pump and the conduit, so that the dust is prevented from being dispersed into the air to affect the processing environment, the dust is prevented from being attached to the circuit board again to cause secondary pollution, and the practicability of the dust cleaning device is improved.

[0015] 2. The utility model discloses a clamping assembly is set up, and the spring is driven to move the clamping plate and carries out the clamping to the printed circuit board, guarantees that the printed circuit board will not cause the removal when cleaning the dust, improves the printed circuit board dust cleaning more completely, and the practicality is stronger. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the first perspective solid drawing of surface dust cleaning mechanism for printed circuit board of the utility model;

[0017] Figure 2 It is the second perspective solid drawing of surface dust cleaning mechanism for printed circuit board of the utility model;

[0018] Figure 3 It is the partial structure schematic view of surface dust cleaning mechanism for printed circuit board of the utility model.

[0019] In the drawing: 1, support block, 2, telescopic cover, 3, dust suction shell, 4, vertical board, 5, electric guide rail, 6, clamping seat, 7, moving block, 8, collection box, 9, dust collection box, 10, dust suction pump, 11, machine shell, 12, screw rod, 13, hose, 14, stud, 15, printed circuit board body, 16, clamping plate, 17, spring, 18, sliding slot, 19, connecting plate, 20, connecting rod, 21, fixed plate, 22, push plate, 23, first motor, 24, second motor, 25, dust cleaning brush. DETAILED DESCRIPTION

[0020] The preferred embodiments of the utility model are described in detail below in combination with the drawings, so that the advantages and features of the utility model can be more easily understood by the person skilled in the art, and the protection scope of the utility model is more clearly and explicitly defined.

[0021] Please refer to Figures 1 to 3 A surface dust cleaning mechanism for printed circuit board, including machine shell 11, the inside fixed connection of machine shell 11 has fixed plate 21, and the surface of fixed plate 21 is provided with the opening, and the inside rotation of opening is connected with screw rod 12, and the outside of screw rod 12 is connected with moving block 7 by thread, and the rotation of screw rod 12 is driven to moving block 7, and the bottom of moving block 7 is fixedly connected with electric guide rail 5, and the moving end of electric guide rail 5 is fixedly connected with vertical board 4, and the bottom of vertical board 4 is fixedly connected with dust suction shell 3, and the dust suction shell 3 at the bottom of vertical board 4 can be moved to the appropriate position under the action of electric guide rail 5, and the inner side wall of fixed plate 21 is fixedly connected with dust collection box 9, and the inside of dust collection box 9 is slidably installed with collection box 8, and the dust is collected, and dust suction assembly is arranged between dust collection box 9 and dust suction shell 3.

[0022] The inner bottom of the dust suction shell 3 is fixedly connected with a dust cleaning brush 25, which can clean the dust on the surface of the printed circuit board body 15. The inner side wall of the shell 11 is provided with two sliding grooves 18. The two sliding grooves 18 are slidably connected with a push plate 22. The push plate 22 is provided with two clamping assemblies on the surface. The printed circuit board body 15 is arranged between the two clamping assemblies. The bottom of the shell 11 is fixedly connected with a plurality of supporting blocks 1, which can stably support the dust cleaning mechanism.

[0023] As shown in Figure 1 and Figure 2 , the surface of the shell 11 is fixedly connected with a first motor 23. The output end of the first motor 23 is fixedly connected with a stud 14 penetrating the shell 11. One end of the stud 14 is threaded into the inside of the push plate 22. The rotation of the stud 14 driven by the first motor 23 can conveniently push out and retract the push plate 22. The surface of the shell 11 close to the fixed plate 21 is fixedly connected with a second motor 24. The output end of the second motor 24 penetrates the shell 11 and extends into the inside of the fixed plate 21 and is fixedly connected with one end of the screw rod 12. The second motor 24 can drive the screw rod 12, which is more convenient to operate.

[0024] As shown in Figure 1 , the two clamping assemblies each include a connecting plate 19 fixedly connected to the top of the push plate 22. The surface of the connecting plate 19 is fixedly connected with two connecting rods 20. The outer part of the two connecting rods 20 is slidably connected with an extension sleeve 2. The outer part of the two connecting rods 20 is provided with a spring 17. The surface of the two extension sleeves 2 is fixedly connected with a clamping plate 16. The clamping plate 16 is driven by the spring 17 to move and clamp the printed circuit board body 15, ensuring that the printed circuit board body 15 will not move when cleaning dust, improving the thoroughness of dust cleaning of the printed circuit board body 15. The two ends of the plurality of springs 17 are fixedly connected with the surface of the connecting plate 19 and the surface of the extension sleeve 2. The dust suction assembly includes a dust suction pump 10 fixedly installed on the top of the dust suction shell 3. The output end of the dust suction pump 10 is connected with the inside of the dust suction shell 3. The dust outlet of the dust suction pump 10 is fixedly connected with a hose 13. One end of the hose 13 penetrates and is installed into the inside of the dust collecting box 9. The dust suction pump 10 can suck the cleaned dust into the inside of the dust collecting box 9, which is very convenient. The top of the electric guide rail 5 is fixedly connected with two clamping seats 6. The two clamping seats 6 are slidably installed on the outer surface of the fixed plate 21. The clamping seats 6 slide on the outside of the fixed plate 21, ensuring that the electric guide rail 5 moves more stably.

[0025] The utility model discloses when using, utilize the card board 16 drive telescopic sleeve 2 slide and extrude spring 17 in the outside of connecting rod 20, and install printed circuit board body 15 between push -plate 22 and card board 16, under the action of spring 17, card board 16 can be clamped and fixed to printed circuit board body 15, open first motor 23, and first motor 23 drive stud 14 rotate, can push in and retract to push -plate 22 under the rotation of stud 14, when the surface of printed circuit board body 15 dust removal, open electric guide rail 5, realize moving to the stile 4 under the drive of electric guide rail 5, drive dust absorption shell 3 to move after the stile 4 moves, open second motor 24, and second motor 24 drive screw rod 12 rotate, and screw rod 12 drive moving block 7 to move after rotating, can move the dust absorption shell 3 below, and the dust on the surface of printed circuit board body 15 is cleaned under the movement of dust removal brush 25, open dust pump 10, and the dust is adsorbed under the action of dust pump 10 and hose 13, and the dust that is sucked falls into the inside of collection box 8, avoid dust to scatter to the air and cause the influence to processing environment, prevent dust from adhering again on circuit board and carry out secondary pollution, improve the practicability of this dust removal device.

[0026] The above-mentioned is only the embodiment of the utility model, and does not limit the patent range of the utility model, and the equivalent structure or equivalent flow conversion of the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, are all included in the patent protection range of the utility model.

Claims

1. A surface dusting mechanism for a printed circuit board comprising a housing (11), characterised in that: The inside of the shell (11) is fixedly connected with a fixed plate (21), an opening is formed through the surface of the fixed plate (21), a screw rod (12) is rotatably connected in the opening, a moving block (7) is threadedly connected to the outside of the screw rod (12), an electric guide rail (5) is fixedly connected to the bottom of the moving block (7), a vertical plate (4) is fixedly connected to the moving end of the electric guide rail (5), a dust suction shell (3) is fixedly connected to the bottom of the vertical plate (4), a dust collection box (9) is fixedly connected to the inner side wall of the fixed plate (21) of the shell (11), a collecting box (8) is slidably installed in the dust collection box (9), and a dust suction assembly is arranged between the dust collection box (9) and the dust suction shell (3). The inner bottom of the dust suction shell (3) is fixedly connected with a dust cleaning brush (25), two sliding grooves (18) are formed in the inner side wall of the shell (11), a push plate (22) is slidably connected in the sliding grooves (18), two clamping assemblies are arranged on the surface of the push plate (22), a printed circuit board body (15) is arranged between the two clamping assemblies of the push plate (22), and a plurality of supporting blocks (1) are fixedly connected to the bottom of the shell (11).

2. The surface dust removing mechanism for a printed circuit board according to claim 1, characterized by: Both of the clamping assemblies comprise a connecting plate (19) fixedly connected to the top of the push plate (22), two connecting rods (20) fixedly connected to one side of the surface of the connecting plate (19), a telescopic sleeve (2) slidably sleeved on the outside of the connecting rods (20), a spring (17) sleeved and installed on the outside of each connecting rod (20), and a clamping plate (16) fixedly connected to the surfaces of the two telescopic sleeves (2).

3. The surface dust removing mechanism for a printed circuit board according to claim 2, characterized in that: Both ends of each spring (17) are fixedly connected to the surface of the connecting plate (19) and the surface of the telescopic sleeve (2).

4. The surface dust removing mechanism for a printed circuit board according to claim 1, characterized by: The dust suction assembly comprises a dust suction pump (10) fixedly installed at the top of the dust suction shell (3), the output end of the dust suction pump (10) is in communication with the inside of the dust suction shell (3), a hose (13) is fixedly connected to the dust outlet of the dust suction pump (10), and one end of the hose (13) penetrates into the inside of the dust collection box (9).

5. The surface dusting mechanism for a printed circuit board according to claim 1, wherein: Two clamping seats (6) are fixedly connected to the top of the electric guide rail (5) and slidably installed on the outer surface of the fixed plate (21).

6. The dust removing mechanism for a printed circuit board according to claim 1, wherein: A first motor (23) is fixedly connected to the surface of the shell (11), a threaded stud (14) is fixedly connected to the shell (11) and penetrates through the output end of the first motor (23), and one end of the threaded stud (14) penetrates through and is threadedly installed into the inside of the push plate (22).

7. The dust removing mechanism for a printed circuit board according to claim 1, wherein: A second motor (24) is fixedly connected to the surface of the fixed plate (21) of the shell (11), and the output end of the second motor (24) penetrates through the shell (11) and is fixedly connected to one end of the screw rod (12) in the inside of the fixed plate (21).

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