Multifunctional testing and repairing device for circuit board

Abstract

The utility model discloses a multifunctional testing and repairing device for a circuit board, and relates to the technical field of devices for circuit boards. The multifunctional testing and repairing device for the circuit board comprises a workbench, a feeding mechanism used for feeding the circuit board, a rotating disc mechanism used for driving the circuit board to move, a first detection mechanism used for detecting the conductivity of the circuit board, and a second detection mechanism used for detecting whether the circuit board has pseudo soldering or not. The welding repair mechanism is used for conducting welding repair on the circuit board, the rotary table mechanism is provided with a limiting assembly used for limiting the circuit board and a pressing and fixing assembly used for pressing and fixing the circuit board, and the limiting assembly corresponds to the first detection mechanism; the pressing and fixing assembly corresponds to the welding repairing mechanism. By adopting the feeding mechanism, the turntable mechanism, the first detection mechanism, the second detection mechanism and the welding repair mechanism, feeding, moving, conductivity detection, pseudo soldering detection and welding repair of the circuit board are automatically realized, and the detection and repair efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of circuit board devices, and in particular to a multifunctional testing and repair device for circuit boards. Background Technology

[0002] In the field of electronic equipment manufacturing, circuit board testing and repair are crucial steps. Traditional circuit board testing and repair methods often rely on manual operation, which is inefficient and prone to errors. Existing circuit board testing and repair devices do not automate the feeding, movement, conductivity testing, cold solder joint detection, and soldering repair of circuit boards by employing a feeding mechanism, turntable mechanism, first inspection mechanism, second inspection mechanism, and soldering repair mechanism. As a result, the testing and repair efficiency needs to be improved, and labor costs are high. Therefore, in view of this situation, there is an urgent need to develop a multifunctional circuit board testing and repair device to meet the needs of practical applications. Utility Model Content

[0003] In view of this, the present invention addresses the deficiencies of the existing technology, and its main objective is to provide a multifunctional testing and repair device for circuit boards. By employing a feeding mechanism, a turntable mechanism, a first detection mechanism, a second detection mechanism, and a welding repair mechanism, it automates the feeding, movement, conductivity detection, cold solder joint detection, and welding repair of circuit boards, thereby improving testing and repair efficiency and reducing labor costs.

[0004] To achieve the above objectives, the present invention adopts the following technical solution:

[0005] A multifunctional testing and repair device for circuit boards includes a workbench, a feeding mechanism for feeding circuit boards, a turntable mechanism for moving circuit boards, a first detection mechanism for detecting the conductivity of circuit boards, a second detection mechanism for detecting whether there are cold solder joints on the circuit boards, and a soldering repair mechanism for repairing solder joints on the circuit boards. The turntable mechanism is mounted on the workbench. The feeding mechanism, the first detection mechanism, the second detection mechanism, and the soldering repair mechanism are distributed sequentially along the rotation direction of the turntable mechanism. The turntable mechanism has a limiting component for limiting the circuit board and a pressing component for pressing the circuit board. The limiting component corresponds to the first detection mechanism, and the pressing component corresponds to the soldering repair mechanism.

[0006] As a preferred embodiment: the turntable mechanism has a mounting plate and a rotating plate. The mounting plate is set on the worktable, and the rotating plate is rotatably set on the outer periphery of the mounting plate. The limiting component and the clamping component are arranged alternately on the mounting plate, and the circuit board is placed on the circumference of the rotating plate.

[0007] As a preferred embodiment: the limiting component includes a limiting drive cylinder and a limiting block. The limiting drive cylinder is vertically mounted on the mounting plate, and the limiting block is mounted on the output end of the limiting drive cylinder. The limiting block can be lowered to abut against the circuit board.

[0008] As a preferred embodiment: the clamping assembly includes a clamping drive cylinder and a pressure plate. The clamping drive cylinder is vertically mounted on the mounting plate, and the pressure plate is mounted on the output end of the clamping drive cylinder. The pressure plate can be lowered to abut against the edge of the circuit board.

[0009] As a preferred embodiment: the first detection mechanism includes a longitudinal drive component, a transverse drive component, a vertical drive component, and a detection probe. The transverse drive component is installed at the output end of the longitudinal drive component, the vertical drive component is installed at the output end of the transverse drive component, and the detection probe is installed at the output end of the vertical drive component. The limiting block is provided with a clearance slot to facilitate detection by the detection probe.

[0010] As a preferred embodiment: the second detection mechanism includes a bracket and a CCD camera, the bracket being mounted on a workbench and the CCD camera being mounted on the upper side of the bracket; the CCD camera faces the circuit board.

[0011] As a preferred embodiment: the welding repair mechanism includes a longitudinal drive cylinder, a vertical drive cylinder, and a welding head. The longitudinal drive cylinder is mounted on the worktable, the vertical drive cylinder is mounted at the output end of the longitudinal drive cylinder, and the welding head is mounted at the output end of the vertical drive cylinder.

[0012] As a preferred embodiment: the feeding mechanism includes a transverse drive assembly and a gripper cylinder. The transverse drive assembly is mounted on the worktable, and the gripper cylinder is mounted on the output end of the transverse drive assembly. The gripper cylinder is movable and corresponds to the turntable mechanism.

[0013] Compared with the prior art, this utility model has significant advantages and beneficial effects. Specifically, as can be seen from the above technical solution, by adopting a feeding mechanism, a turntable mechanism, a first detection mechanism, a second detection mechanism, and a welding repair mechanism, the feeding, movement, conductivity detection, cold solder joint detection, and welding repair of circuit boards are automatically realized, thereby improving detection and repair efficiency and reducing labor costs. By using a limiting component to limit the circuit board, the position of the circuit board is ensured to be accurate and not deviated during the detection process, thus improving the detection accuracy. By using a clamping component to firmly press the circuit board onto the turntable, the circuit board is prevented from shaking during the repair process, ensuring the stability of the operation.

[0014] To more clearly illustrate the structural features and effects of this utility model, the following detailed description is provided in conjunction with the accompanying drawings and specific embodiments. Attached Figure Description

[0015] Figure 1 This is a three-dimensional structural diagram of the multifunctional testing and repair device for circuit boards according to this utility model;

[0016] Figure 2 This is a three-dimensional structural diagram of the feeding mechanism of this utility model;

[0017] Figure 3 This is a three-dimensional structural diagram of the limiting component of this utility model;

[0018] Figure 4 This is a three-dimensional structural diagram of the compression assembly of this utility model;

[0019] Figure 5 This is a three-dimensional structural diagram of the first testing mechanism of this utility model;

[0020] Figure 6 This is a three-dimensional structural diagram of the second detection mechanism of this utility model;

[0021] Figure 7 This is a three-dimensional structural diagram of the welding repair mechanism of this utility model.

[0022] Explanation of reference numerals in the attached diagram:

[0023] In the diagram: 10. Workbench; 20. Feeding mechanism; 21. Lateral drive assembly; 22. Gripper cylinder; 30. Turntable mechanism; 31. Mounting plate; 32. Rotating plate; 33. Limiting assembly; 331. Limiting drive cylinder; 332. Limiting block; 333. Clearance slot; 34. Pressing assembly; 341. Pressing drive cylinder; 342. Pressure plate; 40. First detection mechanism; 41. Longitudinal drive assembly; 42. Lateral drive assembly; 43. Vertical drive assembly; 44. Detection probe; 50. Second detection mechanism; 51. Support; 52. CCD camera; 60. Welding repair mechanism; 61. Longitudinal drive cylinder; 62. Vertical drive cylinder; 63. Welding head. Detailed Implementation

[0024] This utility model is as follows Figures 1 to 7 As shown, a multifunctional testing and repair device for circuit boards includes a workbench 10, a feeding mechanism 20 for feeding circuit boards, a turntable mechanism 30 for moving circuit boards, a first detection mechanism 40 for detecting the conductivity of circuit boards, a second detection mechanism 50 for detecting whether there are cold solder joints on the circuit boards, and a soldering repair mechanism 60 for soldering repair of the circuit boards, wherein:

[0025] The turntable mechanism 30 is mounted on the workbench 10; the feeding mechanism 20, the first inspection mechanism 40, the second inspection mechanism 50 and the welding repair mechanism 60 are distributed sequentially along the rotation direction of the turntable mechanism 30; the turntable mechanism 30 has a limiting component 33 for limiting the circuit board and a pressing component 34 for pressing the circuit board, the limiting component 33 corresponding to the first inspection mechanism 40; the pressing component 34 corresponding to the welding repair mechanism 60.

[0026] The feeding mechanism 20 includes a transverse drive assembly 21 and a gripper cylinder 22. The transverse drive assembly 21 is mounted on the worktable 10, and the gripper cylinder 22 is mounted at the output end of the transverse drive assembly 21. The gripper cylinder 22 is movable and corresponds to the turntable mechanism 30.

[0027] The feeding mechanism 20 feeds the circuit board onto the turntable mechanism 30; the turntable mechanism 30 moves the circuit board to the side of the first detection mechanism 40, where the limiting component 33 limits the circuit board, and the first detection mechanism 40 performs conductivity testing on the circuit board on the turntable mechanism 30; the turntable mechanism 30 moves the circuit board to the side of the second detection mechanism 50, where the second detection mechanism 50 checks for cold solder joints on the circuit board on the turntable mechanism 30; the turntable mechanism 30 moves the circuit board to the side of the welding repair mechanism 60, where the pressing component 34 presses the edges of the circuit board, and the welding repair mechanism 60 welds the circuit board with cold solder joints on the turntable mechanism 30.

[0028] By employing the transverse drive component 21 of the feeding mechanism 20, the circuit board can be accurately moved to a predetermined position on the turntable mechanism 30, thereby automating the feeding process and improving work efficiency. By using the gripper cylinder 22 to clamp and transport the circuit board, the stability and accuracy of the circuit board during the feeding process are ensured.

[0029] By employing a feeding mechanism 20, a turntable mechanism 30, a first inspection mechanism 40, a second inspection mechanism 50, and a welding repair mechanism 60, the feeding, movement, conductivity detection, cold solder joint detection, and welding repair of circuit boards are automated, improving inspection and repair efficiency and reducing labor costs. By using a limiting component 33 to limit the circuit board, the position of the circuit board is ensured to be accurate during the inspection process, preventing it from shifting and improving inspection accuracy. By using a pressing component 34 to firmly press the circuit board onto the rotating disk 32, the circuit board is prevented from shaking during the repair process, ensuring the stability of the operation.

[0030] The turntable mechanism 30 has a mounting plate 31 and a rotating plate 32. The mounting plate 31 is disposed on the worktable 10, and the rotating plate 32 is rotatably disposed on the outer periphery of the mounting plate 31. The limiting component 33 and the clamping component 34 are disposed on the mounting plate 31 at intervals, and the circuit board is placed on the circumference of the rotating plate 32.

[0031] The turntable mechanism 30 also includes a rotary drive motor, and the turntable 32 is mounted on the output end of the rotary drive motor.

[0032] The limiting component 33 includes a limiting drive cylinder 331 and a limiting block 332. The limiting drive cylinder 331 is vertically mounted on the mounting plate 31, and the limiting block 332 is mounted on the output end of the limiting drive cylinder 331. The limiting block 332 can be lowered to abut against the circuit board.

[0033] The clamping assembly 34 includes a clamping drive cylinder 341 and a pressure plate 342. The clamping drive cylinder 341 is vertically mounted on the mounting plate 31, and the pressure plate 342 is mounted on the output end of the clamping drive cylinder 341. The pressure plate 342 can be lowered to abut against the edge of the circuit board.

[0034] By employing the limiting component 33 of the turntable mechanism 30, the limiting drive cylinder 331 drives the limiting block 332 to descend and abut against the circuit board, thereby limiting the circuit board and ensuring that the circuit board is accurately positioned during the inspection process and will not deviate, thus improving the accuracy of inspection and repair. By employing the pressing component 34, the pressing drive cylinder 341 drives the pressure plate 342 to descend and abut against the edge of the circuit board, firmly pressing the circuit board onto the turntable 32, preventing the circuit board from shaking during the repair process and ensuring the stability of the operation.

[0035] The first detection mechanism 40 includes a longitudinal drive component 41, a transverse drive component 42, a vertical drive component 43, and a detection probe 44. The transverse drive component 42 is installed at the output end of the longitudinal drive component 41, the vertical drive component 43 is installed at the output end of the transverse drive component 42, and the detection probe 44 is installed at the output end of the vertical drive component 43. The limiting block 332 is provided with a clearance slot 333 to facilitate detection by the detection probe 44.

[0036] The transverse drive assembly 21, longitudinal drive assembly 41, lateral drive assembly 42, and vertical drive assembly 43 each include a drive motor, a lead screw, and a sliding seat. The lead screw is mounted on the output end of the drive motor, and the sliding seat rotates in conjunction with the lead screw.

[0037] The second testing mechanism 50 includes a bracket 51 and a CCD camera 52. The bracket 51 is mounted on the worktable 10, and the CCD camera 52 is mounted on the upper side of the bracket 51. The CCD camera 52 faces the circuit board.

[0038] The longitudinal drive assembly 41, the transverse drive assembly 42, and the vertical drive assembly 43 of the first detection mechanism 40 precisely control the movement of the detection probe 44, enabling it to accurately contact the circuit board for conductivity testing. When the detection probe 44 contacts the circuit board, it determines the conductivity of the circuit board by detecting parameters such as current, providing a basis for subsequent repair work. The clearance slot 333 on the limiting block 332 facilitates the detection probe 44's detection and avoids interference from the limiting block 332.

[0039] The second inspection unit 50 uses a CCD camera to capture images of the circuit board. Through image processing technology, it detects whether the circuit board has defects such as poor soldering, providing accurate information for soldering repair.

[0040] The welding repair mechanism 60 includes a longitudinal drive cylinder 61, a vertical drive cylinder 62, and a welding head 63. The longitudinal drive cylinder 61 is mounted on the worktable 10, the vertical drive cylinder 62 is mounted at the output end of the longitudinal drive cylinder 61, and the welding head 63 is mounted at the output end of the vertical drive cylinder 62.

[0041] The welding repair mechanism 60 uses a longitudinal drive cylinder 61 to drive a vertical drive cylinder 62 to move in the longitudinal direction, adjusting the position of the welding head 63; the vertical drive cylinder 62 moves the welding head 63 in the vertical direction, precisely controlling the distance between the welding head 63 and the circuit board; the welding head 63 is used to repair circuit boards with poor solder joints, and the poor solder joints are re-welded firmly by means of heating, restoring the normal function of the circuit board.

[0042] The usage method and principle of this multi-functional testing and repair device for circuit boards are as follows:

[0043] The feeding mechanism feeds the circuit board onto the turntable mechanism; the turntable mechanism moves the circuit board to the side of the first inspection mechanism, where a limiting component limits the circuit board, and the first inspection mechanism performs conductivity testing on the circuit board on the turntable mechanism; the turntable mechanism moves the circuit board to the side of the second inspection mechanism, where the second inspection mechanism checks for cold solder joints on the circuit board; the turntable mechanism moves the circuit board to the side of the welding repair mechanism, where a pressing component presses the edges of the circuit board, and the welding repair mechanism welds the circuit board with cold solder joints on the turntable mechanism.

[0044] The key design feature of this invention is that it automates the feeding, movement, conductivity testing, cold solder joint detection, and soldering repair of circuit boards by employing a feeding mechanism, a turntable mechanism, a first testing mechanism, a second testing mechanism, and a soldering repair mechanism. This improves testing and repair efficiency and reduces labor costs. By using a limiting component to limit the circuit board's position, it ensures the circuit board's accurate positioning during testing and prevents it from shifting, thus improving testing accuracy. By using a clamping component to firmly press the circuit board onto the turntable, it prevents the circuit board from shaking during repair and ensures operational stability.

[0045] The above description is merely a preferred embodiment of the present utility model and does not constitute any limitation on the technical scope of the present utility model. Therefore, any minor modifications, equivalent changes, and alterations made to the above embodiments based on the technical essence of the present utility model shall still fall within the scope of the technical solution of the present utility model.

Claims

1. A multi-functional test and repair apparatus for circuit boards, characterized by: The device includes a worktable, a feeding mechanism for feeding circuit boards, a turntable mechanism for moving circuit boards, a first detection mechanism for detecting the conductivity of circuit boards, a second detection mechanism for detecting whether there are cold solder joints on the circuit boards, and a welding repair mechanism for repairing solder joints on the circuit boards. The turntable mechanism is mounted on the worktable. The feeding mechanism, the first detection mechanism, the second detection mechanism, and the welding repair mechanism are distributed sequentially along the rotation direction of the turntable mechanism. The turntable mechanism has a limiting component for limiting the circuit boards and a clamping component for clamping the circuit boards. The limiting component corresponds to the first detection mechanism, and the clamping component corresponds to the welding repair mechanism.

2. The multi-functional test and repair apparatus for circuit boards according to claim 1, characterized by: The turntable mechanism has a mounting plate and a rotating plate. The mounting plate is set on the worktable, and the rotating plate is rotatably set on the outer periphery of the mounting plate. The limiting component and the clamping component are arranged alternately on the mounting plate, and the circuit board is placed on the circumference of the rotating plate.

3. The multi-functional test and repair apparatus for circuit boards according to claim 2, characterized by: The limiting component includes a limiting drive cylinder and a limiting block. The limiting drive cylinder is vertically mounted on the mounting plate, and the limiting block is mounted on the output end of the limiting drive cylinder. The limiting block can be lowered to abut against the circuit board.

4. The multi-functional test and repair apparatus for circuit boards according to claim 2, characterized by: The clamping assembly includes a clamping drive cylinder and a pressure plate. The clamping drive cylinder is vertically mounted on the mounting plate, and the pressure plate is mounted on the output end of the clamping drive cylinder. The pressure plate can be lowered to abut against the edge of the circuit board.

5. The multi-functional test and repair apparatus for circuit boards as claimed in claim 3, wherein: The first detection mechanism includes a longitudinal drive component, a transverse drive component, a vertical drive component, and a detection probe. The transverse drive component is installed at the output end of the longitudinal drive component, the vertical drive component is installed at the output end of the transverse drive component, and the detection probe is installed at the output end of the vertical drive component. The limiting block is provided with a clearance slot to facilitate detection by the detection probe.

6. The multi-functional test and repair apparatus for circuit boards according to claim 1, characterized by: The second testing mechanism includes a bracket and a CCD camera. The bracket is mounted on a workbench, and the CCD camera is mounted on the upper side of the bracket; the CCD camera faces the circuit board.

7. The multi-functional test and repair apparatus for circuit boards as recited in claim 1, wherein: The welding repair mechanism includes a longitudinal drive cylinder, a vertical drive cylinder, and a welding head. The longitudinal drive cylinder is mounted on the worktable, the vertical drive cylinder is mounted at the output end of the longitudinal drive cylinder, and the welding head is mounted at the output end of the vertical drive cylinder.

8. The multi-functional test and repair apparatus for circuit boards as recited in claim 1, wherein: The feeding mechanism includes a transverse drive assembly and a gripper cylinder. The transverse drive assembly is mounted on the worktable, and the gripper cylinder is mounted on the output end of the transverse drive assembly. The gripper cylinder is movable and corresponds to the turntable mechanism.

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