Cleaning mechanism of circuit board drying net

Abstract

The utility model relates to the technical field of PCB (printed circuit board) drying nets, and provides a cleaning mechanism for a circuit board drying net, which comprises a shell and a base integrally formed at the bottom of the shell, a drying component is arranged at the top end of the shell, a sealing component is arranged on the outer surface of the shell, and a driving component is arranged on the back of the shell. The device is reasonable in structure, water is conveyed into a washing pipe through a water inlet pipe, a first water pump and a water conveying pipe, a drying net is washed through washing nozzles on the surface of the washing pipe, meanwhile, a motor in a driving component enables a gear to rotate through a planetary reducer, and then the gear is meshed with teeth to enable a rotating frame of the gear to rotate; the drying net on the surface of the rotating frame can be conveniently rotated, and the washing nozzle is assisted to wash the drying net.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB board screen printing, and particularly relates to a cleaning mechanism for a circuit board screen printing. Background Technique

[0002] The PCB board is an important electronic component, a support for electronic components, and a carrier for the electrical connection of electronic components. During the processing of the PCB board, it is necessary to expose, cure, and develop the required circuits, text graphics, anti-oxidation paint-covered graphics, etc. through a screen printing device.

[0003] The screen printing used to place the PCB board needs to be cleaned regularly during long-term use. In the prior art, the screen printing is often washed with a flushing water pipe. After the flushing is completed, the staff still needs to manually air-dry the cleaned screen printing. This method is not only time-consuming and laborious but also has low efficiency. Therefore, a cleaning mechanism for a circuit board screen printing is proposed. Summary of the Utility Model

[0004] The utility model provides a cleaning mechanism for a circuit board screen printing, which solves the problem that in the related art, the screen printing for placing the PCB board needs to be cleaned regularly during long-term use. In the prior art, the screen printing is often washed with a flushing water pipe. After the flushing is completed, the staff still needs to manually air-dry the cleaned screen printing. This method is not only time-consuming and laborious but also has low efficiency.

[0005] The technical solution of the utility model is as follows: A cleaning mechanism for a circuit board screen printing includes: a housing and a base integrally formed at the bottom of the housing. A drying component is provided at the top end of the housing, a sealing component is provided on the outer surface of the housing, and a driving component is provided on the back surface of the housing;

[0006] A rotating shaft is fixedly connected to the inner wall of the base. A rotating frame is rotatably connected to the outer surface of the rotating shaft. A water pump I is fixedly connected to one side of the base. The output end of the water pump I is fixedly connected to a water delivery pipe. The input end of the water pump I is fixedly connected to a water inlet pipe. A water inlet branch pipe is provided on the surface of the water inlet pipe. A circulation component is provided on one side of the base. A drain pipe is provided at the bottom of the base;

[0007] A flushing pipe is fixedly connected to the inner wall of the housing. A plurality of flushing nozzles are provided on the surface of the flushing pipe. A filtering component is provided on the inner wall of the base.

[0008] Optionally, the drying component includes a drying port opened at the center of the top end of the housing, an air inlet frame fixedly connected to the inner wall of the drying port, a heating wire fixedly connected to the inner wall of the air inlet frame, and an air intake fan fixedly connected to the reserved port of the air inlet frame;

[0009] An air outlet is provided on the side surface of the housing, and a metal filter screen is fixedly connected to the inner wall of the air outlet.

[0010] Optionally, the sealing component includes a hinge fixedly connected to the side surface of the housing, an opening and closing door fixedly connected to one side of the hinge, an observation port opened on the surface of the opening and closing door, and a tempered glass fixedly connected to the inner wall of the observation port.

[0011] Optionally, the driving component includes an installation port opened on the back surface of the housing, a gear rotatably connected to the inner wall of the installation port, a motor fixedly connected to the back surface of the housing, and a planetary speed reducer provided at the output end of the motor;

[0012] The transmission end of the planetary speed reducer is connected to the gear, a plurality of teeth matching the planetary speed reducer are fixedly connected to the outer surface of the rotating frame, and the rotating frame meshes with the teeth.

[0013] Optionally, the circulating component includes a water pump two provided on one side of the base, a circulating pipe fixedly connected to the input end of the water pump two, a transfer pipe fixedly connected to the output end of the water pump two, a storage tank, and a water distribution pipe fixedly connected to one end of the storage tank;

[0014] One end of the water inlet pipe passes through one side of the base, one end of the circulating pipe passes through one side of the base, and switch valves are provided on the surfaces of the water inlet pipe, the circulating pipe, and the drain pipe.

[0015] Optionally, the filtering component includes a partition one fixedly connected to the inner wall of the base, a partition two fixedly connected to the inner surface of the base, and a plurality of activated carbon filter screens;

[0016] The activated carbon filter screen is installed between the partition one and the partition two.

[0017] Optionally, a distribution box is fixedly connected to the side surface of the housing, and a protective paint is sprayed on the surface of the distribution box.

[0018] Optionally, a plurality of support members are respectively fixedly connected to the bottom of the base, and universal wheels matching the support members are fixedly connected to the bottom of the base.

[0019] The working principle and beneficial effects of the present utility model are as follows:

[0020] The structure of the present application is reasonable. Water is transported to the inside of the flushing pipe through the water inlet pipe via the water pump one and the water delivery pipe, and the sun-drying net is flushed through the flushing nozzles on the surface of the flushing pipe. At the same time, the motor in the driving component rotates the gear through the planetary speed reducer, and then the rotating frame is rotated by the gear meshing with the teeth, facilitating the rotation of the sun-drying net on the surface of the rotating frame to assist the flushing nozzles in flushing it;

[0021] The structure of this application is reasonable. The intake fan allows external air to enter the inside of the air inlet frame, and the combined heating wire heats the incoming air. Then, the heated air contacts the drying net to achieve the drying treatment of the drying net. After that, the gas is discharged through the air outlet. Brief Description of the Drawings

[0022] The following further describes the present utility model in detail with reference to the drawings and specific embodiments.

[0023] Figure 1 Schematic three-dimensional structure of the present utility model Figure 1 ;

[0024] Figure 2 Schematic three-dimensional structure of the present utility model Figure 2 ;

[0025] Figure 3 Schematic top view structure of the present utility model;

[0026] Figure 4 Schematic cross-sectional three-dimensional structure of the present utility model;

[0027] Figure 5 Schematic cross-sectional structure of the base in the present utility model;

[0028] In the figure: 1, housing; 2, base; 3, opening and closing door; 4, air inlet frame; 5, intake fan; 6, distribution box; 7, support member; 8, universal wheel; 9, tempered glass; 10, water pump one; 11, water delivery pipe; 12, water inlet pipe; 13, temporary storage tank; 14, water pump two; 15, circulation pipe; 16, transfer pipe; 17, water distribution pipe; 18, drain pipe; 19, planetary reducer; 20, gear; 21, rotating frame; 22, tooth; 23, rotating shaft; 24, flushing pipe; 25, flushing nozzle; 26, metal filter screen; 27, partition one; 28, partition two; 29, activated carbon filter screen; 30, motor. Specific Embodiments

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present utility model.

[0030] Please refer to Figure 1 - Figure 5, A cleaning mechanism for a circuit board screen printing net provided by the utility model includes: a housing 1 and a base 2 integrally formed at the bottom of the housing 1. A drying component is provided at the top end of the housing 1, a sealing component is provided on the outer surface of the housing 1, and a driving component is provided on the back surface of the housing 1;

[0031] A rotating shaft 23 is fixedly connected to the inner wall of the base 2. A rotating frame 21 is rotatably connected to the outer surface of the rotating shaft 23. A water pump 10 is fixedly connected to one side of the base 2. The output end of the water pump 10 is fixedly connected to a water delivery pipe 11, and the input end of the water pump 10 is fixedly connected to a water inlet pipe 12. A water inlet branch pipe is provided on the surface of the water inlet pipe 12. A circulation component is provided on one side of the base 2, and a drain pipe 18 is provided at the bottom of the base 2;

[0032] A flushing pipe 24 is fixedly connected to the inner wall of the housing 1. A plurality of flushing nozzles 25 are provided on the surface of the flushing pipe 24. A filtering component is provided on the inner wall of the base 2.

[0033] The external water delivery pipeline is connected to the water inlet branch pipe on the surface of the water inlet pipe 12. When in use, by opening the sealing component, the screen printing net is placed on the rotating frame 21 inside the housing 1. Then, by closing the sealing component, water is conveyed through the water inlet pipe 12, through the water pump 10 and the water delivery pipe 11 into the flushing pipe 24, and the screen printing net is flushed through the flushing nozzles 25 on the surface of the flushing pipe 24. At the same time, the rotating frame 21 is driven to rotate by the driving component to assist the flushing nozzles 25 in flushing it.

[0034] Furthermore, the drying component includes a drying opening opened at the center of the top end of the housing 1, an air inlet frame 4 fixedly connected to the inner wall of the drying opening, a heating wire fixedly connected to the inner wall of the air inlet frame 4, and an air intake fan 5 fixedly connected to the reserved opening of the air inlet frame 4;

[0035] An air outlet is provided on the side surface of the housing 1. A metal filter net 26 is fixedly connected to the inner wall of the air outlet.

[0036] Specifically, the air intake fan 5 allows external air to enter the air inlet frame 4. The entering air is heated in combination with the heating wire. Then, the heated air contacts the screen printing net to achieve the drying treatment of the screen printing net. After that, the gas is discharged through the air outlet.

[0037] Furthermore, the sealing component includes a hinge fixedly connected to the side surface of the housing 1, an opening and closing door 3 fixedly connected to one side of the hinge, an observation port opened on the surface of the opening and closing door 3, and a tempered glass 9 fixedly connected to the inner wall of the observation port.

[0038] Specifically, the opening and closing door 3 is pulled by the handle on its surface to rotate under the action of the hinge to open the opening and closing function. The staff observes the situation inside the housing 1 through the tempered glass 9.

[0039] Further, the driving component includes a mounting opening formed on the back surface of the housing 1, a gear 20 rotatably connected to the inner wall of the mounting opening, a motor 30 fixedly connected to the back surface of the housing 1, and a planetary speed reducer 19 provided at the output end of the motor 30;

[0040] The transmission end of the planetary speed reducer 19 is connected to the gear 20, and a plurality of teeth 22 that cooperate with the planetary speed reducer 19 are fixedly connected to the outer surface of the rotating frame 21, and the rotating frame 21 meshes with the teeth 22.

[0041] Specifically, the motor 30 drives the gear 20 to rotate through the planetary speed reducer 19, and then the gear 20 meshes with the teeth 22 to drive the rotating frame 21 to rotate, facilitating the rotation of the sunshade net on the surface of the rotating frame 21.

[0042] Further, the circulating component includes a water pump two 14 provided on one side of the base 2, a circulating pipe 15 fixedly connected to the input end of the water pump two 14, a transfer pipe 16 fixedly connected to the output end of the water pump two 14, a storage tank 13, and a water distribution pipe 17 fixedly connected to one end of the storage tank 13;

[0043] One end of the water inlet pipe 12 passes through one side of the base 2, one end of the circulating pipe 15 passes through one side of the base 2, and switch valves are provided on the surfaces of the water inlet pipe 12, the circulating pipe 15, and the drain pipe 18. The filtration assembly includes a partition one 27 fixedly connected to the inner wall of the base 2, a partition two 28 fixedly connected to the inner surface of the base 2, and a plurality of activated carbon filter meshes 29;

[0044] The activated carbon filter meshes 29 are installed between the partition one 27 and the partition two 28.

[0045] Specifically, when the water generated by the flushing nozzle 25 enters the inside of the base 2, the flushing water is filtered by the activated carbon filter meshes 29 between the partition one 27 and the partition two 28. By starting the water pump two 14, the filtered water inside the base 2 is sent to the inside of the storage tank 13 through the circulating pipe 15 and the transfer pipe 16. Then, the filtered water enters the inside of the partition one 27 of the base 2 through the water distribution pipe 17 on the surface of the storage tank 13. At the same time, by opening the switch valve on the surface of the water inlet pipe 12 and then starting the water pump one 10, the water inside the base 2 enters the flushing pipe 24 through the water inlet pipe 12 and the water delivery pipe 11.

[0046] Further, a distribution box 6 is fixedly connected to the side surface of the housing 1, and a protective paint is sprayed on the surface of the distribution box 6. A plurality of support members 7 are respectively fixedly connected to the bottom of the base 2, and universal wheels 8 that cooperate with the support members 7 are fixedly connected to the bottom of the base 2.

[0047] Specifically, by adjusting the height of the support members 7, it is convenient for the universal wheels 8 to contact the ground, and it is convenient to move the base 2 through the universal wheels 8.

[0048] Workflow of this application:

[0049] The external water supply pipeline is connected to the water inlet branch pipe on the surface of the water inlet pipe 12. When in use, by opening the opening and closing door 3 in the sealing component, the sunning net is placed on the rotating rack 21 inside the housing 1. Then, by closing the sealing component, water is conveyed through the water inlet pipe 12, through the water pump 10 and the water delivery pipe 11 into the flushing pipe 24, and the sunning net is flushed through the flushing nozzles 25 on the surface of the flushing pipe 24. At the same time, the motor 30 in the driving component drives the gear 20 to rotate through the planetary speed reducer 19. Then, the gear 20 meshes with the teeth 22 to make the rotating rack 21 rotate, facilitating the rotation of the sunning net on the surface of the rotating rack 21 and assisting the flushing nozzles 25 to flush it;

[0050] The air intake fan 5 allows external air to enter the air inlet frame 4, and the entering air is heated in combination with the heating wire. Then, the heated air contacts the sunning net to dry the sunning net. After that, the gas is discharged through the air outlet;

[0051] When the water generated by the flushing nozzles 25 enters the base 2, the flushing water is filtered by the activated carbon filter screen 29 between the partition plate 1 27 and the partition plate 2 28. By starting the water pump 2 14, the filtered water inside the base 2 is conveyed through the circulation pipe 15 and the transfer pipe 16 into the temporary storage tank 13. Then, the filtered water enters the partition plate 1 27 of the base 2 through the water distribution pipe 17 on the surface of the temporary storage tank 13. At the same time, by opening the switch valve on the surface of the water inlet pipe 12 and then starting the water pump 10, the water inside the base 2 enters the flushing pipe 24 through the water inlet pipe 12 and the water delivery pipe 11.

[0052] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A cleaning mechanism for a circuit board screen printing, characterized in that, Comprising: A housing (1) and a base (2) integrally formed at the bottom of the housing (1). A drying component is provided at the top end of the housing (1). A sealing component is provided on the outer surface of the housing (1). A driving component is provided on the back surface of the housing (1). The inner wall of the base (2) is fixedly connected with a rotating shaft (23). A rotating frame (21) is rotatably connected to the outer surface of the rotating shaft (23). A water pump one (10) is fixedly connected to one side of the base (2). The output end of the water pump one (10) is fixedly connected with a water delivery pipe (11). The input end of the water pump one (10) is fixedly connected with a water inlet pipe (12). A water inlet branch pipe is provided on the surface of the water inlet pipe (12). A circulating component is provided on one side of the base (2). A drain pipe (18) is provided at the bottom of the base (2). The inner wall of the housing (1) is fixedly connected with a flushing pipe (24). A plurality of flushing nozzles (25) are provided on the surface of the flushing pipe (24). A filtering component is provided on the inner wall of the base (2).

2. The cleaning mechanism for a circuit board screen printing according to claim 1, characterized in that: The drying component includes a drying opening provided at the center of the top end of the housing (1), an air inlet frame (4) fixedly connected to the inner wall of the drying opening, a heating wire fixedly connected to the inner wall of the air inlet frame (4), and an air intake fan (5) fixedly connected to the reserved opening of the air inlet frame (4). An air outlet is provided on the side surface of the housing (1). A metal filter net (26) is fixedly connected to the inner wall of the air outlet.

3. The cleaning mechanism for a circuit board screen printing mesh according to claim 1, wherein: The sealing component includes a hinge fixedly connected to the side surface of the housing (1), an opening and closing door (3) fixedly connected to one side of the hinge, an observation opening provided on the surface of the opening and closing door (3), and a toughened glass (9) fixedly connected to the inner wall of the observation opening.

4. The cleaning mechanism for a circuit board screen printing mesh according to claim 1, characterized in that: The driving component includes an installation opening provided on the back surface of the housing (1), a gear (20) rotatably connected to the inner wall of the installation opening, a motor (30) fixedly connected to the back surface of the housing (1), and a planetary speed reducer (19) provided at the output end of the motor (30). The transmission end of the planetary speed reducer (19) is connected to the gear (20). A plurality of teeth (22) matching the planetary speed reducer (19) are fixedly connected to the outer surface of the rotating frame (21). The rotating frame (21) meshes with the teeth (22).

5. The cleaning mechanism for a circuit board screen printing mesh according to claim 1, characterized in that: The circulating component includes a water pump two (14) provided on one side of the base (2), a circulating pipe (15) fixedly connected to the input end of the water pump two (14), a transfer pipe (16) fixedly connected to the output end of the water pump two (14), a storage tank (13), and a water distribution pipe (17) fixedly connected to one end of the storage tank (13). One end of the water inlet pipe (12) passes through one side of the base (2). One end of the circulating pipe (15) passes through one side of the base (2). Switch valves are provided on the surfaces of the water inlet pipe (12), the circulating pipe (15), and the drain pipe (18).

6. The cleaning mechanism for a circuit board screen printing frame according to claim 1, characterized in that: The filtering component includes a partition one (27) fixedly connected to the inner wall of the base (2), a partition two (28) fixedly connected to the inner surface of the base (2), and a plurality of activated carbon filter nets (29). The activated carbon filter nets (29) are installed between the partition one (27) and the partition two (28).

7. A cleaning mechanism for a circuit board screen printing mesh according to claim 1, characterized in that: A distribution box (6) is fixedly connected to the side surface of the housing (1), and a protective paint is sprayed on the surface of the distribution box (6).

8. A cleaning mechanism for a circuit board screen printing, according to claim 1, characterized in that: A plurality of support members (7) are respectively fixedly connected to the bottom of the base (2), and a universal wheel (8) for cooperating with the support members (7) is fixedly connected to the bottom of the base (2).

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