Circuit board cleaning device

Abstract

The utility model discloses a circuit board cleaning device which comprises an objective table, the two ends of the top of the objective table are both fixedly connected with limiting plates, cleaning plates are detachably connected between the two limiting plates, the number of the cleaning plates is two, the cleaning plates are located on the two sides of the limiting plates, and a fixing rod is fixedly connected between the tops of the two limiting plates. A plurality of fixing blocks are fixedly connected to the bottom end of the fixing rod, clamping assemblies are arranged at the bottoms of the fixing blocks and used for clamping and fixing a circuit board, two sets of cleaning assemblies are symmetrically arranged on the two sides of the fixing rod, and a moving assembly is arranged on the outer side of one limiting plate. According to the circuit board cleaning device, the rocker is rotated to drive the moving plate to move so as to drive the cleaning assemblies to move, cleaning rollers in the cleaning assemblies can be attached to circuit boards of different thicknesses conveniently, the circuit boards can be cleaned conveniently, and the circuit board cleaning device is simple in structure and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board cleaning, in particular to a circuit board cleaning device. Background Art

[0002] In order to prevent pollutants from corroding the printed wires of components on the circuit board and improve the thermal conductivity of the circuit board, the circuit board is generally cleaned to achieve the purpose. After searching, Chinese patent announcement number: CN220383314U discloses a circuit board cleaning device, including a mounting frame and a circuit board, the bottom end of the mounting frame is provided with a through slot, a water tank is provided below the through slot, a filter screen is provided on the water tank, a cleaning brush is provided on the filter screen, the cleaning brush is connected to an electric telescopic rod, the left end of the water tank is connected to a water pump, the water pump is connected to a water pipe, the end of the water pipe is installed on the mounting frame, the bottom end of the water pipe is connected to a nozzle, a circuit board is provided below the nozzle, the upper end of the circuit board is connected to a fixing plate with an "L"-shaped longitudinal section, the top end of the fixing plate is provided with a hollow structure, a limiting rod is passed through the fixing plate, and the limiting rod is installed in the mounting block.

[0003] Although the above scheme can clean circuit boards of different thicknesses, it still has some shortcomings. It opens mounting holes at equal intervals on the mounting plate to facilitate adjusting the distance between the cleaning rollers according to circuit boards of different thicknesses. This method is too troublesome in actual operation and cannot fit circuit boards of different thicknesses, which will result in stains remaining when cleaning the circuit boards. Utility Model Content

[0004] 1. Technical problems to be solved by the utility model

[0005] In view of the deficiencies of the prior art, the purpose of the utility model is to provide a circuit board cleaning device, aiming to solve the problems in the prior art that the operation is cumbersome and the circuit boards of different thicknesses cannot be bonded, resulting in insufficient cleaning.

[0006] 2. Technical solution

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A circuit board cleaning device comprises a loading platform, both ends of the top of the loading platform are fixedly connected to limit plates, a cleaning plate is detachably connected between the two limit plates, two cleaning plates are provided and are located on both sides of the limit plates, a fixing rod is fixedly connected between the tops of the two limit plates, a plurality of fixing blocks are fixedly connected to the bottom ends of the fixing rods, a clamping assembly is provided at the bottoms of the plurality of fixing blocks, the clamping assembly is used to clamp and fix the circuit board, two groups of cleaning assemblies are symmetrically provided on both sides of the fixing rod, a movable assembly is provided on the outer side of one of the limit plates, and the movable assembly is used to adjust the distance between the two groups of cleaning assemblies and the fixing rod.

[0009] Preferably, one end of the two cleaning plates away from each other is detachably connected to a plurality of telescopic hoses, and the other end of the plurality of telescopic hoses is detachably connected to a liquid dispenser, a accommodating cavity is provided inside the loading platform, and water pumps are provided at both ends of the loading platform, and the water pumping end of the water pump is detachably connected to the loading platform through a conduit, and the water delivery end of the water pump is detachably connected to the bottom end of the liquid dispenser through a conduit.

[0010] Preferably, the cleaning plate is provided with a plurality of cleaning areas and adjacent areas are independent of each other, each of the cleaning areas is connected to a telescopic hose, and a plurality of nozzles are fixedly connected to each cleaning area of ​​the cleaning plate, and the spraying direction of the nozzles is toward the circuit board.

[0011] Preferably, a filter is slidably connected to the upper portion of the stage accommodating chamber, one end of the filter passes through the stage, and one end of the filter is fixedly connected to a pull ring.

[0012] Preferably, the clamping assembly includes a clamping limit block, which is fixedly connected to the bottom of the fixed block. The bottoms of both ends of the clamping limit block close to the cleaning plate are rotatably connected to clamping plates, and a spring is fixedly connected between the upper part of the clamping plate and the clamping limit block.

[0013] Preferably, the cleaning component includes a protective shell, two of which are symmetrically arranged and close to the limiting plate, a connecting plate is fixedly connected to the upper part of one end of the two protective shells close to the cleaning plate, and a movable groove is opened on the opposite sides of the two protective shells, a motor is fixedly connected to the bottom end of one of the protective shells, a threaded rod is fixedly connected to the output end of the motor, and a sliding rod is vertically fixedly connected to the other protective shell, and a cleaning roller is arranged between the two protective shells, one end of the cleaning roller is fixedly connected to a threaded sleeve that passes through the movable groove and is threadedly connected to the threaded rod, and the other end of the cleaning roller is fixedly connected to a sliding sleeve that passes through the movable groove and is slidably sleeved on the sliding rod.

[0014] Preferably, a slide rail is transversely installed on the inner walls of the two limit plates, and a slider connected to the slide rail is fixedly connected to the outer wall of the protective shell.

[0015] Preferably, a water-blocking plate is installed on the upper part of the motor, and the water-blocking plate is fixedly connected to the inner wall of the protective shell. A limiting sleeve is fixedly connected to the upper end of the inner part of the protective shell, and the top end of the threaded rod passes through the limiting sleeve and is rotatably connected thereto.

[0016] Preferably, the moving component includes a bidirectional screw, both ends of which are fixedly mounted on a limit plate via bearing seats, one end of the bidirectional screw is fixedly connected to a rocker, and the connecting plates of the two groups of cleaning components are fixedly connected to moving plates, and the two moving plates are respectively threadedly connected to the threads on both sides of the bidirectional screw with opposite rotation directions.

[0017] 3. Beneficial effects

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] (1) The utility model drives the moving plate to move by rotating the rocker, thereby driving the cleaning assembly to move, so that the cleaning roller in the cleaning assembly can be easily fitted to circuit boards of different thicknesses, thereby facilitating the cleaning of the circuit boards. The utility model has a simple structure and high practicality.

[0020] (2) The utility model sets a plurality of cleaning areas through a cleaning plate. Adjacent cleaning areas are independent of each other and each cleaning area is connected to a telescopic hose, so that the number of telescopic hoses can be adjusted according to the number of circuit boards to be cleaned, so that the cleaning areas on the cleaning plate corresponding to the circuit boards can be operated, thereby saving water resources.

[0021] (3) The utility model can filter out stains on the circuit board by arranging a filter in the loading platform, which is convenient for the reuse of water resources. By arranging a sliding connection between the filter and the loading platform, it is convenient to take out the filter for cleaning. The structure is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the three-dimensional structure of the main body of a circuit board cleaning device;

[0023] Figure 2 It is a schematic diagram of the cross-sectional structure of a circuit board cleaning device;

[0024] Figure 3 for Figure 1 A in the figure is an enlarged structural diagram.

[0025] In the figure: 1. stage; 2. limit plate; 3. cleaning plate; 4. telescopic hose; 5. dispenser; 6. water pump; 7. fixing rod; 8. fixing block; 9. clamping assembly; 91. clamping limit block; 92. clamping plate; 10. cleaning assembly; 101. protective shell; 102. threaded rod; 103. motor; 104. cleaning roller; 105. sliding rod; 11. moving assembly; 111. moving plate; 112. bidirectional screw rod; 113. bearing seat; 114. rocker; 12. connecting plate; 13. filter. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0027] Example:

[0028] See also Figure 1-Figure 3 , the present embodiment provides a circuit board cleaning device, including a stage 1, both ends of the top of the stage 1 are fixedly connected to limit plates 2, a cleaning plate 3 is detachably connected between the two limit plates 2, two cleaning plates 3 are provided and are located on both sides of the limit plates 2, the cleaning plates 3 are arranged oppositely to each other and can clean the circuit board, a fixing rod 7 is fixedly connected between the tops of the two limit plates 2, a plurality of fixing blocks 8 are fixedly connected to the bottom ends of the fixing rods 7, a clamping assembly 9 is arranged at the bottom of the plurality of fixing blocks 8, the clamping assembly 9 is used to clamp and fix the circuit board, the design of the plurality of clamping assemblies 9 can clean a plurality of circuit boards at the same time, thereby improving the cleaning efficiency, two groups of cleaning assemblies 10 are symmetrically arranged on both sides of the fixing rod 7, the cleaning assembly 10 can clean the circuit board up and down, a moving assembly 11 is arranged on the outer side of one of the limit plates 2, the moving assembly 11 is used to adjust the distance between the two groups of cleaning assemblies 10 and the fixing rod 7, and the moving assembly 11 can make the cleaning assembly 10 fit the circuit board by adjusting the distance between the two groups of cleaning assemblies 10 and the fixing rod 7, so that the cleaning of the circuit board is more thorough.

[0029] In this embodiment, if Figure 1As shown, one end of the two cleaning plates 3 away from each other is detachably connected with a plurality of telescopic hoses 4, and the other end of the plurality of telescopic hoses 4 is detachably connected with a liquid dispenser 5. The number of telescopic hoses 4 can be adjusted according to the number of circuit boards to be cleaned, thereby adjusting the size of the cleaning area and saving water resources. A accommodating cavity is provided inside the stage 1 to facilitate water storage and reuse of water resources. The structure is simple. Water pumps 6 are provided at both ends of the stage 1. The water pumping end of the water pump 6 is detachably connected to the stage 1 through a conduit, and the water delivery end of the water pump 6 is detachably connected to the bottom of the liquid dispenser 5 through a conduit. When the circuit board is sprayed and cleaned, the water pump 6 draws water in the accommodating cavity of the stage 1 through the conduit and supplies it to the liquid dispenser 5. The liquid dispenser 5 supplies water to various positions on the cleaning plate 3 through the telescopic hose 4, so that the cleaning plate 3 sprays at the position corresponding to the circuit board to clean the circuit board. The structure is simple and easy to use.

[0030] In this embodiment, if Figure 1 and Figure 2 As shown, the cleaning plate 3 is provided with a plurality of cleaning areas and adjacent areas are independent of each other. Each cleaning area is connected to a telescopic hose 4, so that the telescopic hose 4 can be adjusted according to the number of circuit boards to be cleaned to adjust the spraying condition of the cleaning area, thereby saving resources. A plurality of nozzles are fixedly connected to each cleaning area of ​​the cleaning plate 3, and the spraying direction of the nozzles is toward the circuit boards. The plurality of nozzles can make each position of the circuit boards be flushed by water flow, thereby improving the cleaning effect.

[0031] In this embodiment, if Figure 1 and Figure 2 As shown, a filter 13 is slidably connected to the upper part of the accommodating cavity of the stage 1. The filter 13 can filter the stains washed off the circuit board to facilitate the reuse of water resources. One end of the filter 13 passes through the stage 1, and a pull ring is fixedly connected to one end of the filter 13. When the filter 13 is clogged with stains, the pull ring can be pulled to remove the filter 13, which is convenient for cleaning the filter 13. The structure is simple and the practicability is high.

[0032] In this embodiment, if Figure 1 and Figure 3 As shown, the clamping assembly 9 includes a clamping limit block 91, which is fixedly connected to the bottom end of the fixed block 8. The bottoms of both ends of the clamping limit block 91 close to the cleaning plate 3 are rotatably connected with clamping plates 92. A spring is fixedly connected between the upper part of the clamping plate 92 and the clamping limit block 91. The clamping limit block 91 can limit the clamping plate 92 to prevent it from shifting. When clamping the circuit board, the spring is compressed by pressing the upper part of the clamping plate 92 to separate the bottoms of the two clamping plates 92 to put the circuit board in, and then the pressed part is released. The clamping plate 92 clamps the circuit board under the action of the spring. The structure is simple and easy to use.

[0033] In this embodiment, if Figure 1 and Figure 2 As shown, the cleaning component 10 includes a protective shell 101, and two protective shells 101 are provided. The two protective shells 101 are symmetrically arranged and close to the limiting plate 2. The upper part of one end of the two protective shells 101 close to the cleaning plate 3 is fixedly connected with a connecting plate 12, which is convenient for limiting the two protective shells 101 to prevent them from shifting. The two protective shells 101 are provided with moving grooves on opposite sides. A motor 103 is fixedly connected to the bottom end of one of the protective shells 101, and a threaded rod 102 is fixedly connected to the output end of the motor 103. A sliding rod 105 is vertically fixedly connected to the inside of the other protective shell 101. The two A cleaning roller 104 is arranged between the protective shells 101, and one end of the cleaning roller 104 is fixedly connected to a threaded sleeve that passes through the movable groove and is threadedly connected to the threaded rod 102, and the other end of the cleaning roller 104 is fixedly connected to a sliding sleeve that passes through the movable groove and is slidably sleeved on the sliding rod 105. The threaded rod 102 and the sliding rod 105 can limit the cleaning roller 104 to prevent it from shifting. When the circuit board is cleaned up and down, the motor 103 in one of the protective shells 101 rotates to drive the threaded rod 102 to rotate, thereby driving the cleaning roller 104 to move up and down along the movable groove, thereby cleaning the circuit board up and down.

[0034] In this embodiment, if Figure 1 and Figure 2 As shown, slide rails are installed horizontally on the inner walls of the two limit plates 2, and sliders connected to the slide rails are fixedly connected to the outer wall of the protective shell 101. The setting of the slide rails and the slider facilitates the horizontal sliding of the protective shell 101 on the limit plates 2, and at the same time, the protective shell 101 can be limited to prevent it from shifting.

[0035] In this embodiment, if Figure 2 As shown, a water-blocking plate is installed on the upper part of the motor 103, and the water-blocking plate is fixedly connected to the inner wall of the protective shell 101. The use of the water-blocking plate can prevent water from entering the motor 103. A limiting sleeve is fixedly connected to the upper end of the inner part of the protective shell 101. The top end of the threaded rod 102 passes through the limiting sleeve and is rotatably connected to the limiting sleeve. The use of the limiting sleeve can fix the position of the top of the threaded rod 102, and can limit the threaded rod 102 to prevent it from deflecting.

[0036] In this embodiment, if Figure 1 and Figure 2The two ends of the two-way screw rod 112 are fixedly mounted on the limit plate 2 through bearing seats 113. The bearing seats 113 at both ends of the two-way screw rod 112 can limit the two-way screw rod 112 to prevent it from deviating. One end of the two-way screw rod 112 is fixedly connected to a rocker 114, and the rocker 114 can drive the two-way screw rod 112 to rotate. It is easy to use. The connecting plates 12 of the two groups of cleaning assemblies 10 are fixedly connected to the movable plate 111. The movable plate 111 can limit the two groups of cleaning assemblies 10 to prevent them from deviating. The two movable plates 111 are respectively threadedly connected to the two-way screw rod 112 on the two sides of the screw rod 112 rotating in opposite directions. When the rocker 114 is rotated to drive the two-way screw rod 112 to rotate, the two movable plates 111 are close to each other, thereby driving the connecting plates 12 to approach each other so that the cleaning assemblies 10 at both ends of the fixed rod 7 are close to each other, so that the cleaning rollers 104 in the cleaning assembly 10 fit the circuit board. The structure is simple and the practicability is high.

[0037] Working principle: when cleaning the circuit board, first remove the cleaning plate 3 on one side, press the clamping plate 92 to place one end of the circuit board between the clamping plates 92, release the clamping plate 92 so that the clamping plate 92 clamps the circuit board under the action of the spring, then insert the cleaning plate 3, adjust the number of telescopic hoses 4 according to the number of circuit boards to be cleaned, and then rotate the rocker 114 to make the two moving plates 111 move relative to each other on the bidirectional screw rod 112 to drive the connecting plate 12 to move, thereby driving the cleaning assembly 10 to move, so that the cleaning roller 104 in the cleaning assembly 10 fits the circuit board, and then open the extraction The water pump 6 makes the cleaning plate 3 spray water to clean the circuit board, the motor 103 is turned on, and the threaded rod 102 rotates to drive the cleaning roller 104 to move up and down in the movable groove, so as to clean the circuit board up and down. After cleaning, the motor 103 and the water pump 6 are turned off, and then the cleaning plate 3 is removed, and then the cleaned circuit board is taken out. The utility model drives the moving plate 111 to move by rotating the rocker 114, thereby driving the cleaning component 10 to move, so that the cleaning roller 104 in the cleaning component 10 is easy to fit circuit boards of different thicknesses, which is convenient for cleaning the circuit boards. The structure is simple and the practicability is high.

[0038] The control method of the present invention is controlled by the controller of the circuit board cleaning device. The control program of the controller can be realized by simple programming by technicians in this field, so the present invention will not explain the control method and circuit connection in detail.

[0039] The above embodiments are preferred implementation schemes of the present invention. In addition, the present invention can also be implemented in other ways. Any obvious replacement without departing from the concept of the present technical solution is within the protection scope of the present invention.

Claims

1. A circuit board cleaning device, comprising a stage (1), characterized in that: Both ends of the top of the loading platform (1) are fixedly connected to the limit plates (2), a cleaning plate (3) is detachably connected between the two limit plates (2), two cleaning plates (3) are provided and are located on both sides of the limit plates (2), a fixing rod (7) is fixedly connected between the tops of the two limit plates (2), a plurality of fixing blocks (8) are fixedly connected to the bottom ends of the fixing rods (7), a clamping assembly (9) is provided at the bottom of the plurality of fixing blocks (8), and the clamping assembly (9) is used to clamp and fix the circuit board, two groups of cleaning assemblies (10) are symmetrically provided on both sides of the fixing rod (7), a moving assembly (11) is provided on the outer side of one of the limit plates (2), and the moving assembly (11) is used to adjust the distance between the two groups of cleaning assemblies (10) and the fixing rod (7).

2. A circuit board cleaning device according to claim 1, characterized in that: One end of the two cleaning plates (3) that is away from each other is detachably connected to a plurality of telescopic hoses (4), and the other end of the plurality of telescopic hoses (4) is detachably connected to a liquid distributor (5). A accommodating cavity is provided inside the loading platform (1), and water pumps (6) are provided at both ends of the loading platform (1). The water pumping end of the water pump (6) is detachably connected to the loading platform (1) through a conduit, and the water delivery end of the water pump (6) is detachably connected to the bottom end of the liquid distributor (5) through a conduit.

3. A circuit board cleaning device according to claim 2, characterized in that: The cleaning plate (3) is provided with a plurality of cleaning areas, and adjacent areas are independent of each other; each of the cleaning areas is connected to a telescopic hose (4); and each of the cleaning areas of the cleaning plate (3) is fixedly connected to a plurality of nozzles, wherein the spraying direction of the nozzles is toward the circuit board.

4. A circuit board cleaning device according to claim 2, characterized in that: A filter screen (13) is slidably connected to the upper portion of the accommodating chamber of the loading platform (1), one end of the filter screen (13) passes through the loading platform (1), and one end of the filter screen (13) is fixedly connected to a pull ring.

5. A circuit board cleaning device according to claim 1, characterized in that: The clamping assembly (9) comprises a clamping limit block (91), wherein the clamping limit block (91) is fixedly connected to the bottom end of the fixed block (8), and the bottoms of both ends of the clamping limit block (91) close to the cleaning plate (3) are rotatably connected to clamping plates (92), and a spring is fixedly connected between the upper part of the clamping plate (92) and the clamping limit block (91).

6. A circuit board cleaning device according to claim 1, characterized in that: The cleaning component (10) comprises a protective shell (101), wherein two protective shells (101) are provided, and the two protective shells (101) are symmetrically arranged and close to the limiting plate (2); the upper parts of one end of the two protective shells (101) close to the cleaning plate (3) are fixedly connected to a connecting plate (12); the two protective shells (101) are provided with a movable groove on opposite sides; the bottom end of one of the protective shells (101) is fixedly connected to a motor (103); the output end of the motor (103) is fixedly connected to a threaded rod (102); the other protective shell (101) is vertically fixedly connected to a sliding rod (105); a cleaning roller (104) is provided between the two protective shells (101); one end of the cleaning roller (104) is fixedly connected to a threaded sleeve that passes through the movable groove and is threadedly connected to the threaded rod (102); the other end of the cleaning roller (104) is fixedly connected to a sliding sleeve that passes through the movable groove and is slidably sleeved on the sliding rod (105).

7. A circuit board cleaning device according to claim 6, characterized in that: Slide rails are transversely mounted on the inner walls of the two limit plates (2), and a sliding block connected to the slide rails is fixedly connected to the outer wall of the protective shell (101).

8. A circuit board cleaning device according to claim 6, characterized in that: A water baffle is installed on the upper part of the motor (103), and the water baffle is fixedly connected to the inner wall of the protective shell (101). The upper end of the inner part of the protective shell (101) is fixedly connected to a limiting sleeve, and the top end of the threaded rod (102) passes through the limiting sleeve and is rotatably connected thereto.

9. A circuit board cleaning device according to claim 6, characterized in that: The moving assembly (11) comprises a bidirectional screw rod (112), both ends of which are fixedly mounted on the limit plate (2) via a bearing seat (113), one end of the bidirectional screw rod (112) is fixedly connected to a rocker (114), and the connecting plates (12) of the two groups of cleaning assemblies (10) are both fixedly connected to a moving plate (111), and the two moving plates (111) are respectively threadedly connected to the threads on both sides of the bidirectional screw rod (112) that rotate in opposite directions.

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