Wet chemical treatment equipment for printed circuit board and use method of wet chemical treatment equipment

Abstract

The invention discloses wet chemical treatment equipment for a printed circuit board and a using method thereof, and relates to the field of wet chemical treatment of the printed circuit board, the wet chemical treatment equipment comprises an equipment body, lifting assemblies are symmetrically mounted at the two ends of the left side of the top of the equipment body, and triangular plates are symmetrically and movably connected to the top and the bottom of an inner cavity of a reinforcing assembly; displacement assemblies are symmetrically and movably connected to the two sides of an inner cavity of the reinforcing assembly, racks are symmetrically mounted at the two ends of the bottom of the mounting assembly, and brush rollers are arranged on the side edges of the racks. According to the wet chemical treatment equipment for the printed circuit board and the use method of the wet chemical treatment equipment, the rack can be driven to move up and down through the mounting assembly which moves up and down, and the rack can be meshed with the gear at the moment, so that the brush roller can rotate and can make contact with the bottom of the printed circuit board; when the wet chemical treatment is carried out on the printed circuit board, the treatment efficiency can be improved.

Description

Technical Field

[0001] The invention relates to the field of wet chemical treatment of printed circuit boards, and in particular to a wet chemical treatment device for printed circuit boards and a use method thereof. Background Art

[0002] PCB Chinese name is printed circuit board, also known as printed circuit board, is an important electronic component, the support of electronic components, and the carrier of electrical connection of electronic components. Because it is made by electronic printing, it is called "printed" circuit board.

[0003] When printed circuit boards are processed, they need to be subjected to wet chemical treatment. However, a lot of impurities will be generated during the processing of printed circuit boards. Direct wet chemical treatment will affect the processing accuracy. However, decontamination treatment will waste a lot of time for transportation and processing, which will affect the overall processing efficiency.

[0004] Therefore, it is necessary to propose a printed circuit board wet chemical processing equipment and a method of using the same to solve the above problems. Summary of the invention

[0005] The main purpose of the present invention is to provide a printed circuit board wet chemical processing device and a use method thereof, which can effectively solve the problems in the background technology.

[0006] To achieve the above object, the technical solution adopted by the present invention is:

[0007] A printed circuit board wet chemical processing device comprises a device body, wherein lifting components are symmetrically installed at two ends of the left side of the top of the device body, and a mounting component is movably connected in the inner cavity of the device body;

[0008] The two ends of the inner cavity of the installation component are symmetrically and movably connected with reinforcement components, the top and bottom of the inner cavity of the reinforcement component are symmetrically and movably connected with triangular plates, the two sides of the inner cavity of the reinforcement component are symmetrically and movably connected with displacement components, the two ends of the bottom of the installation component are symmetrically installed with racks, and the sides of the racks are provided with brush rollers;

[0009] The top of the inner cavity of the device body is rotatably connected with a stirring barrel, and a soft brush is installed on the side of the stirring barrel.

[0010] Preferably, an infusion tube is installed on the top of the outer wall of the device body, a drainage tube is installed on the bottom of the outer wall of the device body, the outer walls of the drainage tube and the infusion tube are flange-connected with valves, and a sealing plate is installed on the right side of the device body.

[0011] Preferably, a driving motor is installed in the inner cavity of the lifting assembly, and a winding roller is installed on the right side of the driving motor through a coupling, and a connecting nylon is installed on the outer wall of the winding roller, and the connecting nylon is wound on the outer wall of the winding roller, and the bottom of the connecting nylon passes through the top of the equipment body and is installed on the left side of the top of the installation assembly, and movable blocks are symmetrically installed at both ends of the right side of the installation assembly, and the right side of the inner cavity of the movable block is rotatably connected to a fitting wheel, and the movable block and the fitting wheel are movably connected on the right side of the inner cavity of the equipment body, and a guide rod is installed on the right side of the inner cavity of the equipment body, and the movable block is sleeved on the outer wall of the guide rod.

[0012] Preferably, contraction grooves are symmetrically opened in the center of both sides of the installation component, a fixing column is installed in the inner cavity of the contraction groove, a contraction spring is wound in the center of the outer wall of the fixing column, the two ends of the reinforcement component are movably connected in the inner cavity of the contraction groove and are sleeved on the outer wall of the fixing column, and the two ends of the contraction spring are symmetrically installed on the opposite sides of the two reinforcement components.

[0013] Preferably, a strong spring is symmetrically fixedly connected to the top and bottom of the inner cavity of the reinforcement component, and the other end of the strong spring is installed on the outer wall of the triangular plate.

[0014] Preferably, a displacement block is installed at one end of the displacement assembly, and the displacement block is movably connected in the inner cavity of the reinforcement assembly. A screw rod is rotatably connected in the inner cavity of the reinforcement assembly, and the displacement block is threadedly connected to the outer wall of the screw rod. A servo motor is installed at one end of the reinforcement assembly, and the servo motor is connected to the screw rod through a rotating shaft.

[0015] Preferably, the bottom of the rack is movably connected to the bottom of the inner cavity of the equipment body, gears are symmetrically installed at both ends of the brush roller, the gears are meshed with the rack, and bearing seats are also installed at both ends of the brush roller, and the top of the bearing seat is installed at the bottom of the mounting assembly.

[0016] Preferably, the mixing barrel is a hollow structure, and a through groove is formed on the outer wall of the mixing barrel.

[0017] Preferably, a chain is installed in the inner cavity of the equipment body, a sprocket is installed in the inner cavity of the chain, the sprocket is connected to the mixing barrel, a drive motor is installed on the outer wall of the equipment body, and the drive motor is installed on the outer wall of one of the sprockets through a second rotating shaft.

[0018] A method for using a printed circuit board wet chemical treatment device comprises the following steps:

[0019] S1: Open the sealing plate, prepare the printed circuit board, separate the two reinforcement components, drive the side of the reinforcement component to move in the inner cavity of the contraction groove, prevent the printed circuit board from being placed between the two reinforcement components, insert its two ends into the inner cavity of the reinforcement component, and the two ends of the printed circuit board will open the top and bottom triangular plates. When the two ends of the printed circuit board are completely inserted into the inner cavity of the reinforcement component, release the reinforcement component so that the contraction spring can drive the reinforcement component to contract, so that the reinforcement component and the triangular plate can position the printed circuit board;

[0020] S2: Close the sealing plate, input the material for wet chemical treatment of the printed circuit board into the inner cavity of the equipment body through the infusion tube, start the chain, so that the sprocket can drive the mixing barrel to rotate, and when the mixing barrel rotates, it will drive the soft brush to rotate. After the soft brush contacts the printed circuit board, the efficiency of its chemical treatment can be improved. Through the through groove, the material in the inner cavity of the equipment body can be disturbed;

[0021] S3: When the printed circuit board is at a certain distance from the soft brush, the driving motor is started, and the connecting nylon is driven to move up and down through the winding roller, so that the mounting assembly can drive the printed circuit board to move up and down. When the mounting assembly moves, the movable block and the fitting wheel on the right side are driven to move in the inner cavity of the equipment body and the outer wall of the guide rod;

[0022] S4: The installation assembly drives the printed circuit board to move and at the same time drives the rack at the bottom thereof to move, and the rack can mesh with the gear, so that the brush roller can rotate, and the brush roller can clean the bottom of the printed circuit board, so that the material can better contact with the printed circuit board, which can further improve the efficiency of the wet chemical treatment of the printed circuit board;

[0023] S5: Starting the servo motor at the corresponding position can drive the lead screw to rotate, so that the displacement block can be threadedly connected to the lead screw. Based on this, the displacement assembly in the inner cavity of the reinforcement assembly can be driven to move laterally. The two displacement assemblies in the inner cavity of each reinforcement assembly can move freely. When performing wet chemical treatment on the printed circuit board, the two sides of the printed circuit board can be clamped, and the printed circuit board can be driven to move left and right to increase the contact area between the printed circuit board and the soft brush and the brush roller.

[0024] Compared with the prior art, the present invention provides a printed circuit board wet chemical treatment device and a method for using the same, which has the following beneficial effects:

[0025] 1. The printed circuit board wet chemical treatment equipment and the use method thereof can drive the winding roller to rotate by starting the set driving motor, so that the winding roller can move up and down by connecting the nylon to drive the mounting assembly. When the printed circuit board is subjected to wet chemical treatment, the height and position of the printed circuit board can be adjusted according to the use requirements. The materials for wet chemical treatment can be loaded and unloaded through the set infusion tube and discharge tube.

[0026] 2. The printed circuit board wet chemical treatment equipment and the method of using the same can shrink the two reinforcement components to the opposite side through the set contraction spring, so that the reinforcement components can adapt to the size of the printed circuit board to position it. The set strong spring can drive the triangle plate to move. After one end of the printed circuit board enters the inner cavity of the reinforcement component, the top and bottom triangle plates can clamp and position it, thereby improving the tightness of the printed circuit board.

[0027] 3. The wet chemical treatment equipment for printed circuit boards and the method for using the same can drive the lead screw to rotate by starting a set servo motor, so that the displacement block can be threadedly connected to the lead screw, and the displacement assembly can move left and right in the inner cavity of the reinforcement assembly. When the displacement assemblies on both sides move to opposite sides, the printed circuit board can continue to be reinforced. When the displacement assemblies on both sides move in the same direction, the printed circuit board can be driven to move to one side. When the wet chemical treatment is performed, the contact area between the printed circuit board and the brush roller and the soft brush can be increased.

[0028] 4. The wet chemical treatment equipment for printed circuit boards and the method of using the same can drive the rack to move up and down through the installation assembly that moves up and down. The rack can then mesh with the gear, so that the brush roller can rotate and contact the bottom of the printed circuit board. When the printed circuit board is subjected to wet chemical treatment, the treatment efficiency can be improved.

[0029] 5. The wet chemical treatment equipment for printed circuit boards and the method of using the same can drive the stirring barrel to rotate by starting the chain and sprocket, and the stirring barrel can drive the soft brush to treat the top of the printed circuit board, so as to improve the efficiency and accuracy of the wet chemical treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0031] Figure 2 It is a schematic diagram of the structure of the inner cavity of the device body of the present invention;

[0032] Figure 3 It is a schematic diagram of the structure of the installation assembly of the present invention;

[0033] Figure 4 The present invention Figure 3 The enlarged view of point A in the middle;

[0034] Figure 5 It is a schematic diagram of the structure of the displacement assembly of the present invention;

[0035] Figure 6 It is a structural schematic diagram of the brush roller of the present invention;

[0036] Figure 7 It is a structural schematic diagram of the stirring barrel of the present invention.

[0037] In the figure: 1. Equipment body; 2. Lifting assembly; 3. Driving motor; 4. Winding roller; 5. Sealing plate; 6. Drain pipe; 7. Infusion tube; 8. Connecting nylon; 9. Mixing barrel; 10. Through groove; 11. Soft brush; 12. Chain; 13. Sprocket; 14. Mounting assembly; 15. Movable block; 16. Fitting wheel; 17. Guide rod; 18. Mounting groove; 19. Contraction groove; 20. Fixed column; 21. Contraction spring; 22. Reinforcement assembly; 23. Strong spring; 24. Triangle plate; 25. Displacement assembly; 26. Displacement block; 27. Screw rod; 28. Servo motor; 29. ​​Rack; 30. Gear; 31. Bearing seat; 32. Brush roller. DETAILED DESCRIPTION

[0038] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0039] Embodiment 1:

[0040] like Figure 1 , Figure 2 As shown, a wet chemical treatment device for printed circuit boards includes a device body 1, lifting components 2 are symmetrically installed at both ends of the left side of the top of the device body 1, a mounting component 14 is movably connected in the inner cavity of the device body 1, a liquid infusion tube 7 is installed on the top of the outer wall of the device body 1, a drainage tube 6 is installed on the bottom of the outer wall of the device body 1, and valves are flange-connected to the outer walls of the drainage tube 6 and the liquid infusion tube 7, a sealing plate 5 is installed on the right side of the device body 1, a driving motor 3 is installed in the inner cavity of the lifting component 2, and a The winding roller 4 has a connecting nylon 8 installed on its outer wall, which is wound on the outer wall of the winding roller 4. The bottom of the connecting nylon 8 passes through the top of the device body 1 and is installed on the left side of the top of the mounting assembly 14. The two ends of the right side of the mounting assembly 14 are symmetrically installed with movable blocks 15. The right side of the inner cavity of the movable block 15 is rotatably connected with a bonding wheel 16. The movable block 15 and the bonding wheel 16 are movably connected to the right side of the inner cavity of the device body 1. A guide rod 17 is installed on the right side of the inner cavity of the device body 1. The movable block 15 is sleeved on the outer wall of the guide rod 17.

[0041] By starting the set driving motor 3, the winding roller 4 can be driven to rotate, so that the winding roller 4 can drive the mounting assembly 14 to move up and down through the connected nylon 8. When performing wet chemical treatment on the printed circuit board, the height and position of the printed circuit board can be adjusted according to the use requirements. Through the set infusion tube 7 and discharge tube 6, the materials for wet chemical treatment can be loaded and unloaded.

[0042] Embodiment 2:

[0043] like Figure 1 , Figure 3-Figure 6 As shown, a wet chemical processing equipment for printed circuit boards is provided, wherein the two ends of the inner cavity of the mounting component 14 are symmetrically and movably connected with the reinforcement components 22, the top and the bottom of the inner cavity of the reinforcement component 22 are symmetrically and movably connected with the triangular plate 24, the two sides of the inner cavity of the reinforcement component 22 are symmetrically and movably connected with the displacement components 25, the two ends of the bottom of the mounting component 14 are symmetrically installed with the rack 29, the side of the rack 29 is provided with a brush roller 32, the center of the two sides of the mounting component 14 is symmetrically provided with a contraction groove 19, the inner cavity of the contraction groove 19 is provided with a fixing column 20, the center of the outer wall of the fixing column 20 is wound with a contraction spring 21, the two ends of the reinforcement component 22 are movably connected in the inner cavity of the contraction groove 19 and are sleeved on the outer wall of the fixing column 20, and the two ends of the contraction spring 21 are symmetrically installed on the opposite sides of the two reinforcement components 22 A strong spring 23 is symmetrically fixedly connected to the top and bottom of the inner cavity of the reinforcement component 22, and the other end of the strong spring 23 is installed on the outer wall of the triangular plate 24. A displacement block 26 is installed at one end of the displacement component 25. The displacement block 26 is movably connected to the inner cavity of the reinforcement component 22. A screw rod 27 is rotatably connected in the inner cavity of the reinforcement component 22. The displacement block 26 is threadedly connected to the outer wall of the screw rod 27. A servo motor 28 is installed at one end of the reinforcement component 22. The servo motor 28 is connected to the screw rod 27 through a rotating shaft. The bottom of the rack 29 is movably connected to the bottom of the inner cavity of the equipment body 1. Gears 30 are symmetrically installed at both ends of the brush roller 32. The gear 30 is meshed with the rack 29. Bearing seats 31 are also installed at both ends of the brush roller 32. The top of the bearing seat 31 is installed at the bottom of the mounting component 14.

[0044] The two reinforcement components 22 can be retracted to the opposite side by the provided contraction spring 21, so that the reinforcement components 22 can adapt to the size of the printed circuit board to position it. The provided strong spring 23 can drive the triangular plate 24 to move. After one end of the printed circuit board enters the inner cavity of the reinforcement component 22, the triangular plates 24 at the top and bottom can clamp and position it, thereby improving the tightness of the printed circuit board positioning.

[0045] By starting the servo motor 28, the screw rod 27 can be driven to rotate, so that the displacement block 26 can be threadedly connected with the screw rod 27, so that the displacement assembly 25 can move left and right in the inner cavity of the reinforcement assembly 22. When the displacement assemblies 25 on both sides move to the opposite side, the printed circuit board can continue to be reinforced. When the displacement assemblies 25 on both sides move in the same direction, the printed circuit board can be driven to move to one side, and when the printed circuit board is subjected to wet chemical treatment, the contact area between the printed circuit board and the brush roller 32 and the soft brush 11 can be increased.

[0046] By moving the mounting assembly 14 up and down, the rack 29 can be driven to move up and down, and the rack 29 can mesh with the gear 30 at this time, so that the brush roller 32 can rotate, so that the brush roller 32 can contact the bottom of the printed circuit board, and when the printed circuit board is subjected to wet chemical treatment, the treatment efficiency can be improved.

[0047] Embodiment three:

[0048] like Figure 1 , Figure 2 , Figure 7 As shown, a wet chemical treatment device for printed circuit boards, a stirring barrel 9 is rotatably connected to the top of the inner cavity of the device body 1, a soft brush 11 is installed on the side of the stirring barrel 9, the stirring barrel 9 is a cavity structure, a through groove 10 is opened on the outer wall of the stirring barrel 9, a chain 12 is installed in the inner cavity of the device body 1, a sprocket 13 is installed in the inner cavity of the chain 12, the sprocket 13 is connected to the stirring barrel 9, a driving motor is installed on the outer wall of the device body 1, and the driving motor is installed on the outer wall of one of the sprockets 13 through a second rotating shaft;

[0049] By starting the chain 12 and the sprocket 13, the stirring barrel 9 can be driven to rotate, and the stirring barrel 9 can drive the soft brush 11 to process the top of the printed circuit board, so as to improve the efficiency and accuracy of the wet chemical treatment.

[0050] A method for using a printed circuit board wet chemical treatment device comprises the following steps:

[0051] S1: Open the sealing plate 5, prepare the printed circuit board, separate the two reinforcement components 22, drive the side of the reinforcement component 22 to move in the inner cavity of the contraction groove 19, prevent the printed circuit board from being placed between the two reinforcement components 22, insert its two ends into the inner cavity of the reinforcement component 22, and the two ends of the printed circuit board will open the top and bottom triangular plates 24. When the two ends of the printed circuit board completely enter the inner cavity of the reinforcement component 22, release the reinforcement component 22, so that the contraction spring 21 can drive the reinforcement component 22 to contract, so that the reinforcement component 22 and the triangular plate 24 can position the printed circuit board;

[0052] S2: Close the sealing plate 5, input the material for wet chemical treatment of the printed circuit board into the inner cavity of the equipment body 1 through the infusion tube 7, start the chain 12, so that the sprocket 13 can drive the stirring barrel 9 to rotate, and when the stirring barrel 9 rotates, it will drive the soft brush 11 to rotate. After the soft brush 11 contacts the printed circuit board, the efficiency of its chemical treatment can be improved. The through groove 10 can have a turbulent effect on the material in the inner cavity of the equipment body 1;

[0053] S3: When the printed circuit board is at a certain distance from the soft brush 11, the driving motor 3 is started, and the connecting nylon 8 is driven to move up and down through the winding roller 4, so that the mounting assembly 14 can drive the printed circuit board to move up and down. When the mounting assembly 14 moves, it will drive the movable block 15 and the fitting wheel 16 on the right side to move in the inner cavity of the equipment body 1 and the outer wall of the guide rod 17;

[0054] S4: The mounting assembly 14 drives the printed circuit board to move and drives the rack 29 at the bottom thereof to move, and the rack 29 can mesh with the gear 30, so that the brush roller 32 can rotate, and the brush roller 32 can clean the bottom of the printed circuit board, so that the material can better contact with the printed circuit board, and the efficiency of the wet chemical treatment of the printed circuit board can be further improved;

[0055] S5: Start the servo motor 28 at the corresponding position, which can drive the screw rod 27 to rotate, so that the displacement block 26 can be threadedly connected to the screw rod 27. Based on this, the displacement component 25 in the inner cavity of the reinforcement component 22 can be driven to move laterally. The two displacement components 25 in the inner cavity of each reinforcement component 22 can move freely. When performing wet chemical treatment on the printed circuit board, the two sides of the printed circuit board can be clamped, and the printed circuit board can be driven to move left and right, which is used to increase the contact area between the printed circuit board and the soft brush 11 and the brush roller 32.

[0056] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A wet chemical treatment device for printed circuit boards, comprising a device body (1), characterized in that: Lifting components (2) are symmetrically installed at both ends of the left side of the top of the device body (1), and a mounting component (14) is movably connected in the inner cavity of the device body (1); The two ends of the inner cavity of the installation component (14) are symmetrically and movably connected to the reinforcement components (22), the top and bottom of the inner cavity of the reinforcement component (22) are symmetrically and movably connected to the triangular plate (24), the two sides of the inner cavity of the reinforcement component (22) are symmetrically and movably connected to the displacement component (25), the two ends of the bottom of the installation component (14) are symmetrically installed with racks (29), and the sides of the racks (29) are provided with brush rollers (32); The top of the inner cavity of the equipment body (1) is rotatably connected to a stirring barrel (9), and a soft brush (11) is installed on the side of the stirring barrel (9).

2. A printed circuit board wet chemical treatment equipment according to claim 1, characterized in that: A liquid infusion tube (7) is installed at the top of the outer wall of the device body (1), a liquid discharge tube (6) is installed at the bottom of the outer wall of the device body (1), the outer walls of the liquid discharge tube (6) and the liquid infusion tube (7) are flange-connected with valves, and a sealing plate (5) is installed on the right side of the device body (1).

3. A printed circuit board wet chemical treatment equipment according to claim 1, characterized in that: A driving motor (3) is installed in the inner cavity of the lifting component (2), and a winding roller (4) is installed on the right side of the driving motor (3) through a coupling. A connecting nylon (8) is installed on the outer wall of the winding roller (4), and the connecting nylon (8) is wound on the outer wall of the winding roller (4). The bottom of the connecting nylon (8) passes through the top of the equipment body (1) and is installed on the left side of the top of the installation component (14). Movable blocks (15) are symmetrically installed at both ends of the right side of the installation component (14). The right side of the inner cavity of the movable block (15) is rotatably connected to a fitting wheel (16). The movable block (15) and the fitting wheel (16) are movably connected to the right side of the inner cavity of the equipment body (1). A guide rod (17) is installed on the right side of the inner cavity of the equipment body (1), and the movable block (15) is sleeved on the outer wall of the guide rod (17).

4. A printed circuit board wet chemical treatment equipment according to claim 1, characterized in that: A contraction groove (19) is symmetrically provided in the middle of both sides of the installation component (14), a fixing column (20) is installed in the inner cavity of the contraction groove (19), a contraction spring (21) is wound in the middle of the outer wall of the fixing column (20), and the two ends of the reinforcement component (22) are movably connected in the inner cavity of the contraction groove (19) and are sleeved on the outer wall of the fixing column (20), and the two ends of the contraction spring (21) are symmetrically installed on the opposite sides of the two reinforcement components (22).

5. A printed circuit board wet chemical treatment equipment according to claim 1, characterized in that: A strong spring (23) is symmetrically fixedly connected to the top and bottom of the inner cavity of the reinforcement component (22), and the other end of the strong spring (23) is installed on the outer wall of the triangular plate (24).

6. A printed circuit board wet chemical treatment equipment according to claim 1, characterized in that: A displacement block (26) is installed at one end of the displacement component (25), and the displacement block (26) is movably connected in the inner cavity of the reinforcement component (22). A screw rod (27) is rotatably connected in the inner cavity of the reinforcement component (22), and the displacement block (26) is threadedly connected to the outer wall of the screw rod (27). A servo motor (28) is installed at one end of the reinforcement component (22), and the servo motor (28) is connected to the screw rod (27) via a rotating shaft.

7. A printed circuit board wet chemical treatment equipment according to claim 1, characterized in that: The bottom of the rack (29) is movably connected to the bottom of the inner cavity of the equipment body (1), and gears (30) are symmetrically installed at both ends of the brush roller (32), and the gears (30) are meshed with the rack (29). Bearing seats (31) are also installed at both ends of the brush roller (32), and the top of the bearing seat (31) is installed at the bottom of the mounting assembly (14).

8. A printed circuit board wet chemical treatment equipment according to claim 1, characterized in that: The stirring barrel (9) is a hollow structure, and a through groove (10) is provided on the outer wall of the stirring barrel (9).

9. A printed circuit board wet chemical treatment equipment according to claim 1, characterized in that: A chain (12) is installed in the inner cavity of the equipment body (1), a sprocket (13) is installed in the inner cavity of the chain (12), the sprocket (13) is connected to the stirring barrel (9), and a driving motor is installed on the outer wall of the equipment body (1), and the driving motor is installed on the outer wall of one of the sprockets (13) through a second rotating shaft.

10. A method for using a printed circuit board wet chemical treatment device, using the printed circuit board wet chemical treatment device as claimed in any one of claims 1 to 9, characterized in that: The steps include: S1: Open the sealing plate (5), prepare the printed circuit board, separate the two reinforcement components (22), drive the side of the reinforcement component (22) to move in the inner cavity of the contraction groove (19), prevent the printed circuit board from being between the two reinforcement components (22), insert its two ends into the inner cavity of the reinforcement component (22), and the two ends of the printed circuit board will open the top and bottom triangular plates (24). When the two ends of the printed circuit board are completely inserted into the inner cavity of the reinforcement component (22), release the reinforcement component (22), so that the contraction spring (21) can drive the reinforcement component (22) to contract, so that the reinforcement component (22) and the triangular plate (24) can perform positioning processing on the printed circuit board; S2: The sealing plate (5) is closed, and the material for wet chemical treatment of the printed circuit board is introduced into the inner cavity of the equipment body (1) through the infusion tube (7), and the chain (12) is started, so that the sprocket (13) can drive the stirring barrel (9) to rotate. When the stirring barrel (9) rotates, the soft brush (11) is driven to rotate. After the soft brush (11) contacts the printed circuit board, the efficiency of the chemical treatment can be improved. The through groove (10) can have a disturbing effect on the material in the inner cavity of the equipment body (1); S3: When the printed circuit board is at a certain distance from the soft brush (11), the driving motor (3) is started, and the connecting nylon (8) is driven to move up and down through the winding roller (4), so that the mounting assembly (14) can drive the printed circuit board to move up and down. When the mounting assembly (14) moves, it drives the movable block (15) and the laminating wheel (16) on the right side to move in the inner cavity of the equipment body (1) and the outer wall of the guide rod (17); S4: The installation component (14) drives the printed circuit board to move and at the same time drives the rack (29) at the bottom thereof to move, and the rack (29) can mesh with the gear (30), so that the brush roller (32) can rotate, and the brush roller (32) can clean the bottom of the printed circuit board, so that the material can better contact with the printed circuit board, and the efficiency of the wet chemical treatment of the printed circuit board can be further improved; S5: Starting the servo motor (28) at the corresponding position can drive the screw (27) to rotate, so that the displacement block (26) can be threadedly connected to the screw (27), based on which the displacement assembly (25) in the inner cavity of the reinforcement assembly (22) can be driven to move laterally. The two displacement assemblies (25) in the inner cavity of each reinforcement assembly (22) can move freely. When performing wet chemical treatment on the printed circuit board, the two sides of the printed circuit board can be clamped, and the printed circuit board can be driven to move left and right, so as to increase the contact area between the printed circuit board and the soft brush (11) and the brush roller (32).

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