Circuit board double-sided cleaning machine

Abstract

The utility model belongs to the field of circuit board production, particularly relates to a double-sided cleaning machine for a circuit board, and aims to solve the problems that when an existing circuit board is cleaned, the circuit board rotates and is cleaned through a cleaning agent sprayed by a liquid spraying pipe, so that the cleaning agent is easy to splash everywhere, the operation of workers is influenced, the cleaning agent generally hurts a human body, and the cleaning efficiency is high. According to the scheme, the cleaning device comprises a covering shell, the rear side of the covering shell is fixedly connected with a connecting plate, the front side of the covering shell is arranged to be an open position, and a rectangular groove used for collecting a cleaning agent is formed in the inner wall of the bottom of the covering shell; the inner wall of the rectangular groove is provided with a triangular block facilitating flowing of a cleaning agent, the splashing cleaning agent can be shielded and prevented from damaging the surrounding environment and workers, the circuit board does not need to be rotated, the splashing cleaning agent in the air can be reduced, harm of the cleaning agent is further reduced, meanwhile, the two faces of the circuit board can be cleaned at the same time, and the cleaning efficiency is improved. The working efficiency is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board production, in particular to a circuit board double-sided cleaning machine. Background Art

[0002] During the production process of circuit boards, their surfaces will be stained with pollutants such as flux, solder paste and adhesive residues, as well as dust and debris. Therefore, the circuit boards need to be cleaned during the production process to ensure their quality.

[0003] After searching, the patent with announcement number CN218998432U discloses a multi-station circuit board double-sided cleaning machine, including a vertical plate, a plurality of clamping assemblies are arranged on the vertical plate, and a plurality of cleaning assemblies are distributed equidistantly above and below the right side surface of the vertical plate, the clamping assembly is used to clamp the circuit board, and the cleaning assembly can act on the circuit board clamped by the clamping assembly, each of the cleaning assemblies includes a cylinder arranged on the left side surface of the vertical plate, a cleaning plate is arranged at the end of the piston rod extending from the cylinder, the upper side surface of the cleaning plate is connected to a cleaning roller through a support frame, the cleaning roller is driven by a motor, and bristles are arranged on the cleaning roller. The utility model can clean multiple circuit boards simultaneously, has high cleaning efficiency, small equipment footprint, and wide application range; the clamping assembly can rotate, so that the clamped circuit board is flipped, so that the utility model can selectively clean the circuit board on both sides.

[0004] However, the above technical solution has the following problems: when the circuit board is cleaned, the circuit board rotates and is cleaned by the cleaning agent sprayed from the spray pipe, which easily causes the cleaning agent to splash everywhere, affecting the operation of the staff, and the cleaning agent is generally harmful to the human body, endangering the health of the staff. Utility Model Content

[0005] The utility model aims to solve the problems in the prior art that when a circuit board is cleaned, the circuit board rotates and is cleaned by a cleaning agent sprayed out through a liquid spray pipe, which easily causes the cleaning agent to splash around, affecting the operation of the staff, and the cleaning agent is generally harmful to the human body, endangering the health of the staff, and a double-sided cleaning machine for circuit boards is proposed.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A double-sided cleaning machine for a circuit board comprises a covering shell, a connecting plate is fixedly connected to the rear side of the covering shell, the front side of the covering shell is set as an open place, a rectangular groove for collecting a cleaning agent is opened on the inner wall of the bottom of the covering shell, a triangular block is arranged on the inner wall of the rectangular groove to facilitate the flow of the cleaning agent, a liquid outlet pipe is arranged on the inner wall of the rectangular groove, and support columns are fixedly connected to the four corners of the bottom of the covering shell;

[0008] A covering mechanism, which is arranged at the front side of the covering shell to shield splashing cleaning agent;

[0009] A clamping mechanism, which is arranged on the cover shell and is used to clamp the circuit board;

[0010] A cleaning mechanism is arranged on the covering shell and is used for cleaning the circuit board.

[0011] In a possible design, the covering mechanism includes a front baffle, a mounting groove and a handle, a connecting block is provided at the top of the front side of the covering shell, the front baffle and the connecting block are rotatably connected, the front baffle is located on the front side of the covering shell, the edges and corners on both sides of the bottom of the front baffle are arranged in an arc shape, the mounting groove is arranged on the front baffle, an acrylic plate is arranged on the mounting groove, and the handle is fixedly connected to the front bottom of the front baffle by bolts.

[0012] In a possible design, the clamping mechanism includes a motor, a rotating column, a transmission belt, a bidirectional screw rod, two rectangular blocks, two movable plates and two clamping plates, the bottom of the motor is fixedly connected to the top of the cover shell, the output end of the motor is fixedly connected to the rotating column, the two ends of the rotating column are rotatably connected with fixed plates, the bottoms of the two fixed plates are fixedly connected to the top of the same cover shell, the top of the cover shell is provided with holes for rotating the transmission belt, the tops of the two rectangular blocks are fixedly connected to the top inner wall of the same cover shell, the two ends of the bidirectional screw rod are fixedly connected with cylinders, the two cylinders respectively penetrate through the adjacent sides of the two rectangular blocks and are rotatably connected to the rectangular blocks, one end of the two cylinders are rotatably connected to the inner walls of the two sides of the cover shell, the rotating column and the same transmission belt transmit mutual transmission to the cylinder, the two movable plates are threadedly sleeved on the same bidirectional screw rod, and the bottoms of the two movable plates are fixedly connected to the tops of the two clamping plates.

[0013] In a possible design, the cleaning mechanism includes a water pump, a housing, a water outlet pipe, a liquid storage tank, two spray plates and multiple nozzles. The water pump is fixedly connected to the bottom inner wall of the housing by bolts. The water inlet end of the water pump is fixedly connected to the water inlet pipe, which passes through the housing and the liquid storage tank and extends to the bottom of the liquid storage tank. The water outlet end of the water pump is fixedly connected to the water outlet pipe, and the two ends of the water outlet pipe respectively pass through the two sides of the cover shell and are fixedly connected to the spray plates. One side of the two spray plates is respectively fixedly connected to the two side inner walls of the same cover shell, and the multiple nozzles are respectively arranged on the side close to the two spray plates.

[0014] In a possible design, hinges are fixedly connected to both front sides of the front baffle, and the rear sides of the two hinges are respectively fixedly connected to both front sides of the same connecting block, and the front baffle is rotatably connected to the connecting block via the hinges.

[0015] In a possible design, the adjacent sides of the two clamping plates are fixedly connected with soft pads, and the adjacent sides of the two soft pads are provided with anti-slip grooves for facilitating clamping of the circuit board.

[0016] In the present application, when in use, firstly, the front baffle is opened by the handle through the hinge arranged between the front baffle and the connecting block, and the circuit board to be cleaned is installed. In this way, the splashing cleaning agent can be shielded when the circuit board is cleaned. The covering shell can also shield the cleaning agent to prevent the cleaning agent from causing damage to the surrounding environment and staff, and also ensure that the cleaning of the circuit board is more convenient. When installing the circuit board, the circuit board is placed between the clamping plates, and the output shaft of the motor drives the rotating column to rotate. The rotating column drives the cylinder and the bidirectional screw to rotate on the rectangular block through the transmission belt. The bidirectional screw drives the moving plate and the clamping plate to clamp the circuit board, which makes it convenient to clamp the circuit board without rotating the circuit board, reduces the splashing of cleaning agent in the air, and further reduces the harm of the cleaning agent. A soft pad with anti-slip patterns is provided on the clamping plate to reduce damage to the circuit board and ensure the quality of the circuit board. After clamping the circuit board, the front shield is covered, and then the cleaning agent in the liquid storage tank is sprayed on the circuit board through the nozzle through the water pump. In this way, both sides of the circuit board can be cleaned at the same time, ensuring work efficiency and ensuring that both sides of the circuit board are cleaned.

[0017] In the utility model, the double-sided cleaning machine for circuit boards can shield splashing cleaning agent when cleaning the circuit boards through the covering mechanism, and the covering shell can also shield the cleaning agent to prevent the cleaning agent from causing damage to the surrounding environment and workers, and also ensure that the cleaning of the circuit boards is more convenient;

[0018] In the utility model, the circuit board double-sided cleaning machine can conveniently clamp the circuit board through the clamping mechanism, and the circuit board will not be rotated, thereby reducing the cleaning agent splashing in the air and further reducing the harm of the cleaning agent. The soft pad with anti-slip patterns is arranged on the clamping plate to reduce the damage to the circuit board and ensure the quality of the circuit board.

[0019] In the utility model, the circuit board double-sided cleaning machine can clean both sides of the circuit board at the same time through the cleaning mechanism, thereby ensuring work efficiency and cleaning both sides of the circuit board;

[0020] In the utility model, the covering mechanism, the clamping mechanism and the cleaning mechanism can shield the splashing cleaning agent to prevent the cleaning agent from causing damage to the surrounding environment and the staff, and also ensure that the cleaning of the circuit board is more convenient, and it is also convenient to clamp the circuit board without rotating the circuit board, thereby reducing the cleaning agent splashing in the air and further reducing the harm of the cleaning agent. At the same time, both sides of the circuit board can be cleaned at the same time to ensure work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the main structure of a circuit board double-sided cleaning machine proposed by the utility model;

[0022] Figure 2 This is a rear cross-sectional view of a circuit board double-sided cleaning machine proposed by the utility model;

[0023] Figure 3 This is a schematic cross-sectional view of the internal structure of a circuit board double-sided cleaning machine proposed by the utility model;

[0024] Figure 4 This is a partial enlarged view of the detection structure of a circuit board double-sided cleaning machine proposed by the utility model.

[0025] In the figure: 1. cover shell; 2. front baffle; 3. mounting slot; 4. hinge; 5. handle; 6. support column; 7. motor; 8. water outlet pipe; 9. box body; 10. water pump; 11. liquid storage tank; 12. cushion; 13. connecting plate; 14. nozzle; 15. spray plate; 16. transmission belt; 17. rotating column; 18. bidirectional screw rod; 19. rectangular block; 20. moving plate; 21. clamping plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] Embodiment 1

[0028] Reference Figure 1-Figure 4 A double-sided cleaning machine for circuit boards, which is used in the field of circuit board production, comprises: a covering shell 1, a connecting plate 13 is fixedly connected to the rear side of the covering shell 1, the front side of the covering shell 1 is set as an opening, a rectangular groove for collecting cleaning agent is opened on the bottom inner wall of the covering shell 1, a triangular block for facilitating the flow of cleaning agent is arranged on the inner wall of the rectangular groove, a liquid outlet pipe is arranged on the inner wall of the rectangular groove, and support columns 6 are fixedly connected to the four corners of the bottom of the covering shell 1;

[0029] A covering mechanism, which is arranged at the front side of the covering shell 1 to shield splashing cleaning agent;

[0030] A clamping mechanism, which is arranged on the cover shell 1 and is used to clamp the circuit board;

[0031] A cleaning mechanism is provided on the covering shell 1 for cleaning the circuit board.

[0032] The above technical scheme can shield the splashing cleaning agent through the covering mechanism, the clamping mechanism and the cleaning mechanism to prevent the cleaning agent from causing damage to the surrounding environment and the staff, and also ensure that the cleaning of the circuit board is more convenient. It is also convenient to clamp the circuit board without rotating the circuit board, reducing the cleaning agent splashing in the air, further reducing the harm of the cleaning agent, and at the same time, both sides of the circuit board can be cleaned at the same time to ensure work efficiency.

[0033] Reference Figure 1 The covering mechanism includes a front baffle 2, a mounting groove 3 and a handle 5. A connecting block is provided at the top of the front side of the covering shell 1. The front baffle 2 and the connecting block are rotatably connected. The front baffle 2 is located at the front side of the covering shell 1. The edges and corners on both sides of the bottom of the front baffle 2 are both arranged in an arc shape. The mounting groove 3 is arranged on the front baffle 2. An acrylic plate is arranged on the mounting groove 3. The handle 5 is fixedly connected to the front bottom of the front baffle 2 by bolts.

[0034] The above technical solution can shield the splashing cleaning agent through the covering mechanism when the circuit board is cleaned. The covering shell 1 can also shield the cleaning agent to prevent the cleaning agent from causing damage to the surrounding environment and workers, and also ensure that the cleaning of the circuit board is more convenient.

[0035] Reference Figure 1 and Figure 3, the clamping mechanism includes a motor 7, a rotating column 17, a transmission belt 16, a bidirectional screw 18, two rectangular blocks 19, two movable plates 20 and two clamping plates 21. The bottom of the motor 7 is fixedly connected to the top of the cover shell 1, and the output end of the motor 7 is fixedly connected to the rotating column 17. The two ends of the rotating column 17 are rotatably connected with fixed plates. The bottoms of the two fixed plates are fixedly connected to the top of the same cover shell 1. The top of the cover shell 1 is provided with a hole for rotating the transmission belt 16. The tops of the two rectangular blocks 19 are fixedly connected to the top inner wall of the same cover shell 1. The two ends of the bidirectional screw 18 are fixedly connected with cylinders. The two cylinders respectively penetrate the adjacent sides of the two rectangular blocks 19 and are rotatably connected with the rectangular blocks 19. One end of the two cylinders is rotatably connected to the inner walls of both sides of the cover shell 1. The rotating column 17 and the same transmission belt 16 are mutually transmitted with the cylinder. The two movable plates 20 are threadedly sleeved on the same bidirectional screw 18, and the bottoms of the two movable plates 20 are fixedly connected to the tops of the two clamping plates 21 respectively.

[0036] The above technical solution can conveniently clamp the circuit board through the clamping mechanism without rotating the circuit board, reducing the splashing of cleaning agent in the air and further reducing the harm of the cleaning agent. The soft pad 12 with anti-slip grooves is arranged on the clamping plate 21 to reduce damage to the circuit board and ensure the quality of the circuit board.

[0037] Reference Figure 2 and Figure 3 The cleaning mechanism includes a water pump 10, a box body 9, a water outlet pipe 8, a liquid storage tank 11, two spray plates 15 and a plurality of nozzles 14. The water pump 10 is fixedly connected to the bottom inner wall of the box body 9 by bolts. The water inlet end of the water pump 10 is fixedly connected with a water inlet pipe, which passes through the box body 9 and the liquid storage tank 11 and extends to the bottom of the liquid storage tank 11. The water outlet end of the water pump 10 is fixedly connected to the water outlet pipe 8. The two ends of the water outlet pipe 8 respectively pass through the two sides of the covering shell 1 and are fixedly connected to the spray plates 15. One side of the two spray plates 15 is respectively fixedly connected to the inner walls of the two sides of the same covering shell 1. The plurality of nozzles 14 are respectively arranged on the side close to the two spray plates 15.

[0038] The above technical solution can clean both sides of the circuit board at the same time through the cleaning mechanism, thereby ensuring work efficiency and ensuring that both sides of the circuit board are clean.

[0039] Embodiment 2

[0040] refer to Figure 1-Figure 4 , improved on the basis of the first embodiment:

[0041] Reference Figure 1 The front baffle 2 is fixedly connected with hinges 4 on both sides of the front side, and the rear sides of the two hinges 4 are respectively fixedly connected with the front sides of the same connecting block, and the front baffle 2 is rotatably connected with the connecting block through the hinges 4.

[0042] The above technical solution, by arranging hinges 4 on the front baffle 2 and the connecting block, makes it convenient to rotate the front baffle 2 when it is opened, and facilitates the installation and removal of the circuit board.

[0043] Reference Figure 4 The two clamping plates 21 are fixedly connected to the adjacent sides with the soft pads 12, and the adjacent sides of the two soft pads 12 are provided with anti-slip grooves for facilitating the clamping of the circuit board.

[0044] The above technical solution, by providing a soft pad 12 with anti-slip grooves on the clamping plate 21, can reduce damage to the circuit board when clamping it, and can also increase the friction with the circuit board, thereby ensuring that the circuit board is firmly clamped.

[0045] However, as is well known to those skilled in the art, the working principles and wiring methods of the motor 7 and the water pump 10 are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any optional selections according to their needs or convenience.

[0046] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A double-sided cleaning machine for circuit boards, characterized in that: The invention comprises a covering shell (1), the rear side of the covering shell (1) is fixedly connected to a connecting plate (13), the front side of the covering shell (1) is arranged as an open portion, the bottom inner wall of the covering shell (1) is provided with a rectangular groove for collecting cleaning agent, the inner wall of the rectangular groove is provided with a triangular block for facilitating the flow of cleaning agent, the inner wall of the rectangular groove is provided with a liquid outlet pipe, and the four corners of the bottom of the covering shell (1) are fixedly connected to support columns (6); A covering mechanism, the covering mechanism being arranged on the front side of the covering shell (1) and used for shielding splashing cleaning agent; A clamping mechanism, the clamping mechanism being arranged on the covering shell (1) and being used for clamping the circuit board; A cleaning mechanism is arranged on the covering shell (1) and is used for cleaning the circuit board.

2. A circuit board double-sided cleaning machine according to claim 1, characterized in that: The covering mechanism comprises a front baffle (2), a mounting groove (3) and a handle (5); a connecting block is arranged at the top of the front side of the covering shell (1); the front baffle (2) and the connecting block are rotatably connected; the front baffle (2) is located at the front side of the covering shell (1); the edges and corners on both sides of the bottom of the front baffle (2) are arranged in an arc shape; the mounting groove (3) is arranged on the front baffle (2); an acrylic plate is arranged on the mounting groove (3); and the handle (5) is fixedly connected to the front bottom of the front baffle (2) by bolts.

3. A circuit board double-sided cleaning machine according to claim 1, characterized in that: The clamping mechanism comprises a motor (7), a rotating column (17), a transmission belt (16), a bidirectional screw (18), two rectangular blocks (19), two movable plates (20) and two clamping plates (21); the bottom of the motor (7) is fixedly connected to the top of the cover shell (1); the output end of the motor (7) is fixedly connected to the rotating column (17); the two ends of the rotating column (17) are respectively rotatably connected to fixed plates; the bottoms of the two fixed plates are both fixedly connected to the top of the same cover shell (1); a hole for rotating the transmission belt (16) is provided on the top of the cover shell (1); the two rectangular blocks The tops of the two-way screw rod (19) are fixedly connected to the top inner wall of the same covering shell (1), the two ends of the two-way screw rod (18) are fixedly connected to cylinders, the two cylinders respectively penetrate the adjacent sides of the two rectangular blocks (19) and are rotatably connected to the rectangular blocks (19), one end of the two cylinders is rotatably connected to the inner walls of the two sides of the covering shell (1), the rotating column (17) and the cylinders are mutually transmitted by the same transmission belt (16), the two movable plates (20) are both threadedly sleeved on the same two-way screw rod (18), and the bottoms of the two movable plates (20) are respectively fixedly connected to the tops of the two clamping plates (21).

4. A circuit board double-sided cleaning machine according to claim 1, characterized in that: The cleaning mechanism comprises a water pump (10), a housing (9), a water outlet pipe (8), a liquid storage tank (11), two spray plates (15) and a plurality of spray heads (14); the water pump (10) is fixedly connected to the bottom inner wall of the housing (9) by bolts; the water inlet end of the water pump (10) is fixedly connected to the water inlet pipe, the water inlet pipe passes through the housing (9) and the liquid storage tank (11) and extends to the bottom of the liquid storage tank (11); the water outlet end of the water pump (10) is fixedly connected to the water outlet pipe (8); the two ends of the water outlet pipe (8) respectively pass through the two sides of the covering shell (1) and are fixedly connected to the spray plates (15); one side of the two spray plates (15) is respectively fixedly connected to the two inner walls of the same covering shell (1); and the plurality of spray heads (14) are respectively arranged on the side close to the two spray plates (15).

5. A circuit board double-sided cleaning machine according to claim 2, characterized in that: The front sides of the front baffle (2) are fixedly connected with hinges (4), and the rear sides of the two hinges (4) are respectively fixedly connected to the front sides of the same connecting block. The front baffle (2) is rotatably connected to the connecting block via the hinges (4).

6. A circuit board double-sided cleaning machine according to claim 3, characterized in that: The adjacent sides of the two clamping plates (21) are both fixedly connected with a soft pad (12), and the adjacent sides of the two soft pads (12) are both provided with anti-slip grooves for facilitating clamping of the circuit board.

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