Welding protection device for PCBA board processing

Abstract

The utility model discloses a welding protection device for PCBA (printed circuit board assembly) board processing, which comprises a worktable, a driving motor is arranged in an inner cavity of the worktable, a rotating seat is connected onto an output shaft of the driving motor, screw rods are symmetrically arranged in the rotating seat, one end of each screw rod penetrates through the rotating seat and is connected with a rotating handle, a moving block is connected onto each screw rod, and the moving block is connected with the rotating handle. The top of the moving block penetrates through the rotating base to be connected with a sliding frame, an electric push rod is installed on the top of the sliding frame, a cooling groove is formed in the middle of the rotating base, a heat exchange plate is arranged above the cooling groove, a supporting plate is fixedly connected to one end of the workbench, and an air extractor is arranged on the rear side of the supporting plate. And an air suction port is formed in the connecting position of the supporting plate and the air extractor, a baffle is arranged on the front side of the air suction port, by arranging the rotating base, the PCBA can be conveniently fixed during machining, the PCBA machining device can adapt to machining of PCBA of different specifications, and operation is convenient.

Description

Technical Field

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

[0002] Vacuum cleaners can be divided into vertical, horizontal and portable types according to their structure. The working principle of a vacuum cleaner is to use an electric motor to drive the blades to rotate at high speed, generating negative air pressure in a sealed shell to absorb dust. During the production process of the vacuum cleaner, the PCBA board needs to be processed, and in the production and processing of the PCBA board, many processes are required, including welding process.

[0003] In the prior art, when processing a PCBA board, it is generally fixed and then the electronic components are soldered to the PCBA board. During soldering, the PCBA board needs to be rotated to facilitate soldering the pins to the board, which is relatively inconvenient during operation. In addition, the PCBA board is easily deformed by heat during soldering, affecting the quality of the PCBA board processing.

[0004] Currently, no effective solutions have been proposed for the problems in related technologies. Utility Model Content

[0005] In response to the problems in the related art, the present invention proposes a welding protection device for PCBA board processing to overcome the above technical problems existing in the existing related art.

[0006] To this end, the specific technical solutions adopted in this utility model are as follows:

[0007] A welding protection device for PCBA board processing includes a workbench, an inner cavity of the workbench is provided with a driving motor, an output shaft of the driving motor is connected to a rotating seat, a screw rod is symmetrically arranged in the rotating seat, one end of the screw rod passes through the rotating seat and is connected to a rotating handle, a moving block is connected to the screw rod, the top of the moving block passes through the rotating seat and is connected to a sliding frame, an electric push rod is installed on the top of the sliding frame, a cooling groove is provided in the middle position of the rotating seat, a heat exchange plate is provided above the cooling groove, one end of the workbench is fixedly connected to a support plate, an exhaust fan is provided on the rear side of the support plate, an air intake is provided at the connection between the support plate and the exhaust fan, and a baffle is provided on the front side of the air intake.

[0008] Preferably, a groove matching the moving block is provided on the top of the rotating seat, and the moving block passes through the groove and is fixedly connected to the sliding frame.

[0009] Preferably, the sliding frames are arranged relative to each other, and the output end of the electric push rod passes through the sliding frame and is connected to a clamping plate, and the clamping plate is arranged parallel to the top of the workbench.

[0010] Preferably, a water inlet and a water outlet are respectively provided on one side of the cooling tank, and the heat exchange plate is flush with the top of the rotating seat.

[0011] Preferably, a heat dissipation fin is provided on one side of the heat exchange plate disposed in the cooling tank, and a temperature sensor is provided in the cooling tank.

[0012] Preferably, a connecting frame is fixedly connected to the front side of the air intake, and the baffle is slidably connected to the connecting frame.

[0013] Preferably, the baffles are symmetrically arranged, and handles are fixedly connected to opposite sides of the baffles.

[0014] The beneficial effects of the utility model are:

[0015] 1. The rotating seat can be easily fixed during PCBA processing, and can be adapted to the processing of PCBA boards of different specifications, making operation convenient;

[0016] 2. A heat exchange plate is provided. When the PCBA board is welded, it is placed on the heat exchange plate. The liquid in the cooling tank cools the PCBA board to prevent it from being deformed by heat.

[0017] 3. By providing an exhaust fan and an air inlet, when welding the PCBA board, the baffle can be slid to adjust the opening range of the air inlet so that it is aligned with the welding position to improve the welding fume absorption effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 This is a schematic diagram of the overall structure of a welding protection device for PCBA board processing according to an embodiment of the present utility model;

[0020] Figure 2 This is a schematic diagram of the structure of a rotating base of a welding protection device for PCBA board processing according to an embodiment of the utility model;

[0021] Figure 3 This is a diagram showing the internal structure of a rotating base of a welding protection device for PCBA board processing according to an embodiment of the present utility model;

[0022] Figure 4This is a diagram of the support plate connection structure of a welding protection device for PCBA board processing according to an embodiment of the present utility model.

[0023] In the picture:

[0024] 1. Workbench; 2. Drive motor; 3. Rotating seat; 4. Screw; 5. Rotating handle; 6. Moving block; 7. Sliding frame; 8. Electric push rod; 9. Cooling trough; 10. Heat exchange plate; 11. Support plate; 12. Vacuum pump; 13. Inlet; 14. Baffle; 15. Clamp; 16. Water inlet; 17. Water outlet; 18. Connecting frame. DETAILED DESCRIPTION

[0025] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. By referring to these contents, ordinary technicians in this field should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0026] According to an embodiment of the present utility model, a welding protection device for PCBA board processing is provided.

[0027] Example 1

[0028] like Figure 1-4As shown, a welding protection device for PCBA board processing according to an embodiment of the present invention includes a workbench 1, an inner cavity of the workbench 1 is provided with a driving motor 2, an output shaft of the driving motor 2 is connected to a rotating seat 3, a screw rod 4 is symmetrically provided in the rotating seat 3, one end of the screw rod 4 passes through the rotating seat 3 and is connected to a rotating handle 5, a moving block 6 is connected to the screw rod 4, the top of the moving block 6 passes through the rotating seat 3 and is connected to a sliding frame 7, an electric push rod 8 is installed on the top of the sliding frame 7, a cooling groove 9 is provided in the middle position of the rotating seat 3, a heat exchange plate 10 is provided above the cooling groove 9, one end of the workbench 1 is fixedly connected to a support plate 11, and the rear side of the support plate 11 is provided There is an air suction fan 12, and an air intake port 13 is provided at the connection between the support plate 11 and the air suction fan 12. A baffle 14 is provided on the front side of the air intake port 13. The top of the rotating seat 3 is provided with a groove matching the moving block 6. The moving block 6 is fixedly connected to the sliding frame 7 through the groove. The sliding frame 7 is arranged relatively to each other. The output end of the electric push rod 8 is connected to the splint 15 through the sliding frame 7. The splint 15 is arranged parallel to the top of the workbench 1. By rotating the handle 5 to drive the screw rod 4 to rotate, the moving block 6 drives the sliding frame 7 to move, so that the sliding frame 7 moves to the two end positions of the PCBA board, and the splint 15 is driven downward by the electric push rod 8 so that the splint 15 cooperates with the workbench 1 to fix and limit the plate.

[0029] Example 2

[0030] like Figure 1-4As shown, a welding protection device for PCBA board processing according to an embodiment of the present invention includes a workbench 1, an inner cavity of the workbench 1 is provided with a driving motor 2, an output shaft of the driving motor 2 is connected to a rotating seat 3, a screw rod 4 is symmetrically provided in the rotating seat 3, one end of the screw rod 4 passes through the rotating seat 3 and is connected to a rotating handle 5, a moving block 6 is connected to the screw rod 4, the top of the moving block 6 passes through the rotating seat 3 and is connected to a sliding frame 7, an electric push rod 8 is installed on the top of the sliding frame 7, a cooling groove 9 is provided in the middle position of the rotating seat 3, a heat exchange plate 10 is provided above the cooling groove 9, one end of the workbench 1 is fixedly connected to a support plate 11, and the support plate 11 An exhaust fan 12 is provided on the rear side, an air intake port 13 is provided at the connection between the support plate 11 and the exhaust fan 12, a baffle 14 is provided on the front side of the air intake port 13, a water inlet 16 and a water outlet 17 are provided on one side of the cooling tank 9, the heat exchange plate 10 is flush with the top of the rotating seat 3, and a heat dissipation fin is provided on one side of the heat exchange plate 10 arranged in the cooling tank 9. A temperature sensor is provided in the cooling tank 9. During welding, flowing water is injected into the cooling tank 9 through the water inlet 16 and the water outlet 17, and the plate is cooled by the heat exchange plate 10 to prevent it from being deformed by heat. When the temperature sensor senses that the temperature of the liquid in the cooling tank 9 has risen, the water in the cooling tank 9 is circulated.

[0031] Example 3

[0032] like Figure 1-4 As shown, a welding protection device for PCBA board processing according to an embodiment of the present invention includes a workbench 1, an inner cavity of the workbench 1 is provided with a driving motor 2, an output shaft of the driving motor 2 is connected to a rotating seat 3, a screw rod 4 is symmetrically provided in the rotating seat 3, one end of the screw rod 4 passes through the rotating seat 3 and is connected to a rotating handle 5, a moving block 6 is connected to the screw rod 4, the top of the moving block 6 passes through the rotating seat 3 and is connected to a sliding frame 7, an electric push rod 8 is installed on the top of the sliding frame 7, a cooling groove 9 is provided in the middle position of the rotating seat 3, a heat exchange plate 10 is provided above the cooling groove 9, the One end of the workbench 1 is fixedly connected to a support plate 11, and an exhaust fan 12 is provided on the rear side of the support plate 11. An air intake port 13 is provided at the connection between the support plate 11 and the exhaust fan 12, and a baffle 14 is provided on the front side of the air intake port 13. The front side of the air intake port 13 is fixedly connected to a connecting frame 18, and the baffle 14 is slidably connected to the connecting frame 18. The baffles 14 are symmetrically arranged, and a handle is fixedly connected to the opposite side of the baffle 14. When welding the plate, the opening range of the air intake port 13 is adjusted by sliding the baffle 14 to align it with the welding position, so as to improve the fume absorption effect of welding.

[0033] In summary, with the help of the above-mentioned technical solution of the utility model, when this device is in use, the PCBA board is placed on the rotating seat 3, and the screw rod 4 is rotated by rotating the handle 5, so that the moving block 6 drives the sliding frame 7 to move, so that the sliding frame 7 moves to the two end positions of the PCBA board, and the electric push rod 8 drives the clamping plate 15 to move down, so that the clamping plate 15 cooperates with the workbench 1 to fix and limit the board. When welding the PCBA board, the rotating seat 3 is driven to rotate by the driving motor 2 to adjust the angle of the board to facilitate welding of electronic components on the board. During welding, flowing water is injected into the cooling tank 9 through the water inlet 16 and the water outlet 17, and the board is cooled by the heat exchange plate 10 to prevent it from being deformed by heat. When welding the board, the opening range of the air intake 13 is adjusted by sliding the baffle 14 to align it with the welding position to improve the welding fume absorption effect.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A welding protection device for PCBA board processing, comprising a workbench (1), characterized in that: The inner cavity of the workbench (1) is provided with a driving motor (2), the output shaft of the driving motor (2) is connected to a rotating seat (3), a screw rod (4) is symmetrically provided in the rotating seat (3), one end of the screw rod (4) passes through the rotating seat (3) and is connected to a rotating handle (5), a moving block (6) is connected to the screw rod (4), the top of the moving block (6) passes through the rotating seat (3) and is connected to a sliding frame (7), an electric push rod (8) is installed on the top of the sliding frame (7), a cooling groove (9) is provided in the middle position of the rotating seat (3), a heat exchange plate (10) is provided above the cooling groove (9), one end of the workbench (1) is fixedly connected to a support plate (11), an exhaust fan (12) is provided on the rear side of the support plate (11), an air intake port (13) is provided at the connection between the support plate (11) and the exhaust fan (12), and a baffle (14) is provided on the front side of the air intake port (13).

2. A soldering protection device for PCBA board processing according to claim 1, characterized in that: The top of the rotating seat (3) is provided with a groove matching the moving block (6), and the moving block (6) passes through the groove and is fixedly connected to the sliding frame (7).

3. A soldering protection device for PCBA board processing according to claim 2, characterized in that: The sliding frames (7) are arranged relative to each other, and the output end of the electric push rod (8) passes through the sliding frame (7) and is connected to a clamping plate (15), and the clamping plate (15) is arranged parallel to the top of the workbench (1).

4. A soldering protection device for PCBA board processing according to claim 3, characterized in that: A water inlet (16) and a water outlet (17) are respectively provided on one side of the cooling trough (9), and the heat exchange plate (10) is flush with the top of the rotating seat (3).

5. A soldering protection device for PCBA board processing according to claim 4, characterized in that: The heat exchange plate (10) is provided with heat dissipation fins on one side of the cooling tank (9), and a temperature sensor is provided in the cooling tank (9).

6. A soldering protection device for PCBA board processing according to claim 5, characterized in that: The front side of the air inlet (13) is fixedly connected to a connecting frame (18), and the baffle (14) is slidably connected to the connecting frame (18).

7. A soldering protection device for PCBA board processing according to claim 6, characterized in that: The baffles (14) are symmetrically arranged, and handles are fixedly connected to opposite sides of the baffles (14).

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