Cleaning device for circuit board welding

Abstract

The utility model relates to the technical field of circuit board welding, and discloses a cleaning device for circuit board welding, which comprises a support frame, four corners of the bottom of the support frame are fixedly connected with support legs, the top of the support frame is provided with a positioning mechanism, and the top of the positioning mechanism is provided with a cleaning mechanism. According to the cleaning device for circuit board welding, the circuit board can be fixed under the action of the elastic force of the spring through the arranged positioning mechanism, the phenomenon that the circuit board deviates in the cleaning process of the circuit board is avoided, the circuit board can be cleaned at different positions through the arranged movable circuit board, and the cleaning efficiency is improved. Meanwhile, the circuit board can be wiped back and forth, the cleaning effect on the circuit board is ensured, through the arranged cleaning mechanism, by starting an air cylinder, under the action of the air cylinder, a brush can move downwards, and at the moment, the brush can achieve the purpose of cleaning the circuit board.

Description

Technical Field

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

[0002] The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts.

[0003] After the circuit board is welded, tin slag will remain on its surface, which requires the use of a circuit board welding cleaning device. Currently, most of the existing circuit board welding cleaning devices can only clean the same position of the circuit board, resulting in a low cleaning effect on the circuit board and limitations. Utility Model Content

[0004] The utility model aims to provide a cleaning device for circuit board welding to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cleaning device for circuit board welding, comprising a support frame, the four corners of the bottom of the support frame are fixedly connected with support legs, a positioning mechanism is arranged on the top of the support frame, and a cleaning mechanism is arranged on the top of the positioning mechanism.

[0006] The positioning mechanism includes a sliding plate, which is arranged in a supporting frame, and vertical plates are fixedly connected to both sides of the top of the sliding plate, a support rod is slidably connected in the vertical plate, one side of the support rod is fixedly connected to a positioning plate, a spring is sleeved on the surface of the support rod, and the spring is arranged between the positioning plate and the vertical plate, and a first support member is slidably connected to the surface of the support rod, and the first support member is fixedly connected to the top of the sliding plate.

[0007] Preferably, the number of the positioning plates is two, and the two positioning plates are symmetrically arranged on the top of the sliding plate. The circuit board can be clamped and fixed by the arranged positioning plates.

[0008] Preferably, a second support member is fixedly connected on both sides of the support frame, a threaded rod is rotatably connected inside the second support member, two threaded rods are provided, and the two threaded rods are symmetrically arranged, and the sliding plate is threadedly connected to the surface of the threaded rod, and during the rotation of the threaded rod, the sliding plate can be driven to move.

[0009] Preferably, a worm wheel is fixedly connected to one side of the threaded rod surface, a worm is meshed on the worm wheel surface, a dual-axis motor is fixedly connected in the middle of the worm surface, a fixing part is fixedly connected to the surface of the dual-axis motor, and the fixing part is fixedly connected to the surface of the support frame. With the mutual cooperation of the worm and the worm wheel, the threaded rod can be driven to rotate synchronously.

[0010] Preferably, both sides of the worm surface are rotatably connected with connecting pieces, and the connecting pieces are fixedly connected to the surface of the support frame. The worm can be supported by the provided connecting pieces to prevent the worm from shaking during rotation.

[0011] Preferably, the cleaning mechanism includes a support plate, and the support plates are fixedly connected to both sides of the support frame. Cylinders are fixedly connected to both sides of the top of the support plate. The number of cylinders is four. By starting the cylinder, the brush can move downward under the action of the cylinder, and the brush can clean the circuit board.

[0012] Preferably, a mounting frame is fixedly connected to the top of the cylinder, and a brush is fixedly connected to the bottom of the mounting frame, so that the brush can be supported and fixed by the mounting frame.

[0013] Compared with the prior art, the utility model provides a cleaning device for circuit board welding, which has the following beneficial effects:

[0014] 1. The cleaning device for circuit board welding can fix the circuit board by setting a positioning mechanism under the action of the spring's own elastic force, so as to avoid the circuit board from shifting during the cleaning process. By setting a movable circuit board, the circuit board can be cleaned at different positions, and the circuit board can be wiped back and forth at the same time, ensuring the cleaning effect of the circuit board.

[0015] 2. The cleaning device for circuit board welding can start the cylinder through the cleaning mechanism, and the brush can move downward under the action of the cylinder, so that the brush can clean the circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2This is a schematic diagram of the positioning mechanism of the utility model;

[0019] Figure 3 It is a partial structural diagram of the positioning mechanism of the utility model;

[0020] Figure 4 It is a schematic diagram of the cleaning mechanism of the utility model.

[0021] In the figure: 1. support frame; 2. positioning mechanism; 21. first support member; 22. vertical plate; 23. positioning plate; 24. spring; 25. support rod; 26. worm gear; 27. threaded rod; 28. worm; 29. ​​fixing member; 201. dual-axis motor; 202. connecting member; 203. second support member; 204. sliding plate; 3. cleaning mechanism; 31. cylinder; 32. mounting frame; 33. brush; 34. support plate; 4. supporting leg. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides a technical solution:

[0024] Embodiment 1:

[0025] Combination Figure 1 to Figure 2 -3, a cleaning device for circuit board welding, comprising a support frame 1, the four corners of the bottom of the support frame 1 are fixedly connected with support legs 4, the top of the support frame 1 is provided with a positioning mechanism 2, and the top of the positioning mechanism 2 is provided with a cleaning mechanism 3.

[0026] The positioning mechanism 2 includes a sliding plate 204, which is arranged in the support frame 1. Vertical plates 22 are fixedly connected to both sides of the top of the sliding plate 204. A support rod 25 is slidably connected in the vertical plate 22. A positioning plate 23 is fixedly connected to one side of the support rod 25. A spring 24 is sleeved on the surface of the support rod 25. The spring 24 is arranged between the positioning plate 23 and the vertical plate 22. A first support member 21 is slidably connected to the surface of the support rod 25. The first support member 21 is fixedly connected to the top of the sliding plate 204.

[0027] Furthermore, the number of positioning plates is two, and the two positioning plates 23 are symmetrically arranged on the top of the sliding plate 204. The circuit board can be clamped and fixed by the positioning plates 23.

[0028] Furthermore, a second support member 203 is fixedly connected on both sides of the support frame 1, and a threaded rod 27 is rotatably connected inside the second support member 203. Two threaded rods 27 are provided, and the two threaded rods 27 are symmetrically arranged. The sliding plate 204 is threadedly connected to the surface of the threaded rod 27. During the rotation of the threaded rod 27, the sliding plate 204 can be driven to move.

[0029] Furthermore, a worm wheel 26 is fixedly connected to one side of the surface of the threaded rod 27, a worm 28 is meshed on the surface of the worm wheel 26, a dual-axis motor 201 is fixedly connected to the middle of the surface of the worm 28, a fixing part 29 is fixedly connected to the surface of the dual-axis motor 201, and the fixing part 29 is fixedly connected to the surface of the support frame 1. With the mutual cooperation of the worm 28 and the worm wheel 26, the threaded rod 27 can be driven to rotate synchronously.

[0030] Furthermore, both sides of the surface of the worm 28 are rotatably connected with connecting pieces 202, and the connecting pieces 202 are fixedly connected to the surface of the support frame 1. The connecting pieces 202 can support the worm 28 to prevent the worm 28 from shaking during rotation.

[0031] Embodiment 2:

[0032] See also Figure 4 On the basis of the first embodiment, the cleaning mechanism 3 further comprises a support plate 34, the support plates 34 are fixedly connected to both sides of the support frame 1, and both sides of the top of the support plate 34 are fixedly connected with a cylinder 31, and the number of cylinders 31 is four. By starting the cylinder 31, under the action of the cylinder 31, the brush 33 can move downward, and at this time, the brush 33 can achieve the purpose of cleaning the circuit board.

[0033] Furthermore, a mounting frame 32 is fixedly connected to the top of the cylinder 31 , and a brush 33 is fixedly connected to the bottom of the mounting frame 32 . The mounting frame 32 is provided to support and fix the brush 33 .

[0034] In actual operation, when this device is used, the circuit board is first placed between the positioning plates 23 on both sides. Under the action of the spring 24's own elastic force, the circuit board can be fixed to avoid the circuit board from being offset during the cleaning process. Then, the dual-axis motor 201 is started, and the dual-axis motor 201 drives the worm 28 and the worm wheel 26 to rotate synchronously, and drives the threaded rod 27 to rotate synchronously. During the rotation of the threaded rod 27, the sliding plate 204 can be driven to move, thereby realizing the movement of the circuit board. During the movement of the circuit board, the cylinder 31 is started, and under the action of the cylinder 31, the brush 33 can move downward, and at this time the brush 33 can achieve the purpose of cleaning the circuit board.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A cleaning device for circuit board welding, comprising a support frame (1), characterized in that: The four corners of the bottom of the support frame (1) are fixedly connected to support legs (4), the top of the support frame (1) is provided with a positioning mechanism (2), and the top of the positioning mechanism (2) is provided with a cleaning mechanism (3); The positioning mechanism (2) comprises a sliding plate (204), the sliding plate (204) is arranged in the support frame (1), both sides of the top of the sliding plate (204) are fixedly connected with vertical plates (22), a support rod (25) is slidably connected in the vertical plate (22), one side of the support rod (25) is fixedly connected with a positioning plate (23), a spring (24) is sleeved on the surface of the support rod (25), the spring (24) is arranged between the positioning plate (23) and the vertical plate (22), and a first support member (21) is slidably connected to the surface of the support rod (25), and the first support member (21) is fixedly connected to the top of the sliding plate (204).

2. A cleaning device for circuit board welding according to claim 1, characterized in that: The number of the positioning plates (23) is two, and the two positioning plates (23) are symmetrically arranged on the top of the sliding plate (204).

3. A cleaning device for circuit board welding according to claim 1, characterized in that: The support frame (1) is fixedly connected to a second support member (203) on both sides, and a threaded rod (27) is rotatably connected inside the second support member (203). The number of the threaded rods (27) is two, and the two threaded rods (27) are symmetrically arranged. The sliding plate (204) is threadedly connected to the surface of the threaded rod (27).

4. A cleaning device for circuit board welding according to claim 3, characterized in that: A worm wheel (26) is fixedly connected to one side of the surface of the two threaded rods (27), a worm (28) is meshed on the surface of the worm wheel (26), a dual-axis motor (201) is fixedly connected in the middle of the surface of the worm (28), a fixing member (29) is fixedly connected to the surface of the dual-axis motor (201), and the fixing member (29) is fixedly connected to the surface of the support frame (1).

5. A cleaning device for circuit board welding according to claim 4, characterized in that: Both sides of the surface of the worm (28) are rotatably connected with connecting pieces (202), and the connecting pieces (202) are fixedly connected to the surface of the support frame (1).

6. A cleaning device for circuit board welding according to claim 1, characterized in that: The cleaning mechanism (3) comprises a support plate (34), wherein the support plates (34) are fixedly connected to both sides of the support frame (1), and cylinders (31) are fixedly connected to both sides of the top of the support plate (34), and the number of cylinders (31) is four.

7. A cleaning device for circuit board welding according to claim 6, characterized in that: The top of the cylinder (31) is fixedly connected to a mounting frame (32), and the bottom of the mounting frame (32) is fixedly connected to a brush (33).

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