PCB width detection device for wave soldering production line

Abstract

The utility model belongs to the field of circuit boards, particularly relates to a PCB (printed circuit board) width detection device for a wave soldering production line, and provides the following scheme aiming at the problems that the existing PCB width detection device is expensive, needs to be used after being trained and is high in cost, and the existing PCB width detection device is also manually detected, but is low in efficiency, needs to be operated for many times and is relatively inconvenient. The device comprises an L-shaped base; the two indicator boards are used for detecting the width of the PCB, and the two indicator boards are arranged on the inner walls of the two sides of the L-shaped base respectively; the moving assembly is used for moving the two indicating boards, the moving assembly is arranged in the L-shaped base, a PCB is placed at the included angle of the L-shaped base, then a pull plate is pulled, the first baffle and the second baffle can be driven to move through the moving assembly to abut against the PCB, and the PCB is placed in the L-shaped base. And then the width detection effect can be achieved by observing the indicating plate and the scale marks, the operation is simple and easy, the cost is low, and the efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a PCB board width detection device used in a wave soldering production line. Background Art

[0002] Wave soldering is to make the soldering surface of the PCB board directly contact with high-temperature liquid tin to achieve the purpose of soldering. After the PCB board is produced, it is necessary to detect its width to prevent the problem of subsequent installation due to large or small size.

[0003] The existing detection device still has the following problems when in use:

[0004] There are devices on the market that use optical scanning for detection, but the device is relatively expensive and requires training before use, which is costly. There is also manual detection by humans, but it is inefficient and requires multiple operations, which is relatively inconvenient. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that there is a device in the prior art that detects by optical scanning, but the device is relatively expensive and needs training before use, which is costly. There is also a manual detection method, but the efficiency is low, multiple operations are required, and it is inconvenient. A PCB board width detection device for a wave soldering production line is proposed.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A PCB width detection device for a wave soldering production line, including an L-shaped base;

[0008] Two indicator plates, used for detecting the width of the PCB board, the two indicator plates are respectively arranged on the inner walls of both sides of the L-shaped base;

[0009] A moving component is used to move two indicator plates, and the moving component is arranged inside the L-shaped base. The moving component includes a sliding outer plate, a T-shaped plate, a connecting plate, and a sliding plate. The sliding outer plate is slidably arranged at one end inside the L-shaped base, a T-shaped slide groove is opened on one side of the sliding outer plate, and the T-shaped plate is slidably arranged inside the T-shaped slide groove, a compression spring is arranged inside the T-shaped slide groove, and the two ends of the compression spring are respectively fixedly arranged on one side inner wall of the T-shaped slide groove and the side close to the T-shaped plate, the connecting plate is rotatably arranged at one end of the T-shaped plate away from the sliding outer plate, and the sliding plate is rotatably arranged at one end of the connecting plate away from the T-shaped plate.

[0010] In a possible design, scale lines are provided on both sides of the top of the L-shaped base.

[0011] In a possible design, the moving assembly also includes a baffle plate No. 1 and a baffle plate respectively fixedly arranged at the bottom of the two indicator plates, a No. 1 sliding hole is opened on the inner wall of the L-shaped base close to the slide plate, a No. 1 connecting block is fixedly arranged on the side of the slide plate close to the No. 1 sliding hole, and the No. 1 connecting block slides through the No. 1 sliding hole and is fixedly arranged on one side of the No. 1 baffle, a No. 2 sliding hole is opened on the inner wall of the L-shaped base close to the sliding outer plate, a No. 2 connecting block is fixedly arranged on the side of the sliding outer plate close to the No. 2 sliding hole, and the No. 2 connecting block slides through the No. 2 sliding hole and is fixedly arranged on one side of the No. 2 baffle.

[0012] In a possible design, limiting blocks are fixedly provided at the top and bottom ends of the connecting plate close to the slide, limiting grooves are provided on the top inner wall and the bottom inner wall of the L-shaped base, and two limiting blocks are slidably provided inside the two limiting grooves respectively.

[0013] In a possible design, a No. 3 sliding hole is opened on one side of the L-shaped base close to the sliding outer plate, and a pull plate is arranged on one side of the L-shaped base close to the No. 3 sliding hole. The pull plate slides through the No. 3 sliding hole and is fixedly arranged on one side of the sliding outer plate.

[0014] In one possible design, an L-shaped plate is fixedly provided on one side of the L-shaped base, and a resist plate is slidably provided on the inner wall of one side of the L-shaped plate, and the resist plate is located below the L-shaped base, a threaded rod is provided at the bottom of the L-shaped plate, and the top thread of the threaded rod passes through the L-shaped plate and is fixedly provided at the bottom of the resist plate.

[0015] In the present application, when it is used specifically, the PCB board is first placed at the angle of the L-shaped base, and the longer side of the PCB board is facing the No. 1 baffle plate, and then the pull plate is pulled, and the pull plate drives the sliding outer plate to move, and the sliding outer plate drives the T-shaped plate to move (at this time, the compression spring inside the sliding outer plate is not squeezed and deformed), and the T-shaped plate drives one end of the connecting plate to move, because the other end of the connecting plate can only slide horizontally due to the limit block and the limit groove, thereby driving the slide plate to move, and the slide plate drives the No. 1 baffle plate to move, and when the No. 1 baffle plate hits the PCB board, the sliding outer plate continues to move (at this time, the compression spring inside the sliding outer plate begins to compress, causing the sliding outer plate and the T-shaped plate to shrink), until the No. 2 baffle plate on one side of the sliding outer plate hits the other side of the PCB board, and then the width of the PCB board can be detected by checking the indicator plates provided on the No. 1 baffle plate and the No. 2 baffle plate;

[0016] Place the L-shaped base on the edge of the desktop and buckle it with the L-shaped plate. Then rotate the threaded rod, which drives the plate to move upward, so that it can resist the bottom of the desktop to complete the installation.

[0017] In the utility model, the PCB board width detection device for the wave soldering production line can achieve the effect of placing the PCB board at the angle of the L-shaped base by moving the assembly, and then only pulling the pull plate can drive the first baffle plate and the second baffle plate to move and resist the PCB board. At this time, the width of the PCB board can be detected through the indicator plate and the scale line, thereby achieving the effect of low cost and simple operation;

[0018] In the utility model, the PCB board width detection device for the wave soldering production line can be directly installed on the desktop through the abutment plate and the threaded rod. The installation can be completed by simply placing the L-shaped base on the edge and rotating the threaded rod so that the abutment plate abuts against the bottom of the desktop. It is simple and easy to operate, and it is convenient to place and take out the PCB board.

[0019] In the utility model, when in use, the PCB board is first placed at the angle of the L-shaped base, and then only the pull plate is pulled, and the first baffle plate and the second baffle plate can be driven to move against the PCB board through the moving assembly, and then the width detection effect can be achieved by observing the indicator plate and the scale line, which is simple and easy to operate, low in cost and high in efficiency;

[0020] The threaded rod can be rotated to drive the abutment plate to move and abut against the desktop, so that the installation can be completed, which is simple and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the main structure of the PCB board width detection device for a wave soldering production line proposed by the utility model;

[0022] Figure 2 A three-dimensional structural schematic diagram of another viewing angle of the PCB board width detection device for a wave soldering production line proposed by the utility model;

[0023] Figure 3 This is a schematic diagram of the exploded cross-section structure of a PCB board width detection device for a wave soldering production line proposed by the utility model;

[0024] Figure 4 The utility model is a schematic diagram of the bottom view of the PCB width detection device for a wave soldering production line.

[0025] In the figure: 1. L-shaped plate; 2. L-shaped base; 3. No. 3 sliding hole; 4. Pull plate; 5. Indicator plate; 6. No. 1 baffle plate; 7. Scale line; 8. No. 1 sliding hole; 9. Sliding outer plate; 10. T-shaped plate; 11. Connecting plate; 12. Limit block; 13. Slide plate; 14. No. 2 sliding hole; 15. No. 2 baffle plate; 16. Limit groove; 17. Abutment plate; 18. Threaded rod. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] Example 1

[0028] Reference Figure 2-3 , a PCB board width detection device for a wave soldering production line, which is used in the field of circuit boards, comprises: an L-shaped base 2;

[0029] two indicator panels 5;

[0030] The moving assembly includes a sliding outer plate 9, a T-shaped plate 10, a connecting plate 11, and a sliding plate 13. The sliding outer plate 9 is slidably arranged at one end inside the L-shaped base 2. A T-shaped slide groove is provided on one side of the sliding outer plate 9, and the T-shaped plate 10 is slidably arranged inside the T-shaped slide groove. A compression spring is provided inside the T-shaped slide groove, and the two ends of the compression spring are respectively fixedly arranged on one side of the inner wall of the T-shaped slide groove and the side close to the T-shaped plate 10. The connecting plate 11 is rotatably arranged at one end of the T-shaped plate 10 away from the sliding outer plate 9, and the sliding plate 13 is rotatably arranged at one end of the connecting plate 11 away from the T-shaped plate 10.

[0031] The moving assembly also includes a No. 1 baffle plate 6 and a No. 2 baffle plate 15 respectively fixedly arranged at the bottom of the two indicator plates 5, a No. 1 sliding hole 8 is provided on the inner wall of the L-shaped base 2 on one side close to the slide plate 13, a No. 1 connecting block is fixedly arranged on the side of the slide plate 13 close to the No. 1 sliding hole 8, and the No. 1 connecting block slides through the No. 1 sliding hole 8 and is fixedly arranged on one side of the No. 1 baffle plate 6, a No. 2 sliding hole 14 is provided on the inner wall of the L-shaped base 2 on one side close to the sliding outer plate 9, a No. 2 connecting block is fixedly arranged on the side of the sliding outer plate 9 close to the No. 2 sliding hole 14, and the No. 2 connecting block slides through the No. 2 sliding hole 14 and is fixedly arranged on one side of the No. 2 baffle plate 15;

[0032] Limiting blocks 12 are fixedly arranged at the top and bottom ends of the connecting plate 11 close to the slide plate 13, and limiting grooves 16 are provided on the top inner wall and the bottom inner wall of the L-shaped base 2, and the two limiting blocks 12 are slidably arranged inside the two limiting grooves 16 respectively;

[0033] In the above technical scheme, when it is used specifically, the PCB board is first placed at the angle of the L-shaped base 2, and the longer side of the PCB board is facing the No. 1 baffle 6, and then the sliding outer plate 9 is moved, and the sliding outer plate 9 drives the T-shaped plate 10 to move (at this time, the compression spring inside the sliding outer plate 9 is not squeezed and deformed), and the T-shaped plate 10 drives one end of the connecting plate 11 to move. Since the other end of the connecting plate 11 can only slide horizontally due to the limit block 12 and the limit groove 16, the slide plate 13 is driven to move, and the slide plate 13 drives the No. 1 baffle 6 to move. When the No. 1 baffle 6 hits the PCB board, the sliding outer plate 9 continues to be moved (at this time, the compression spring inside the sliding outer plate 9 begins to compress, causing the sliding outer plate 9 and the T-shaped plate 10 to shrink) until the No. 2 baffle 15 on one side of the sliding outer plate 9 hits the other side of the PCB board.

[0034] refer to Figure 2 , scale lines 7 are provided on both sides of the top of the L-shaped base 2;

[0035] In the above technical solution, when both baffles are against the PCB board, the width of the PCB board can be detected by checking the indicator plate 5 provided on the first baffle 6 and the second baffle 15, thereby achieving the effect of low cost, simple operation and high efficiency.

[0036] Example 2

[0037] refer to Figure 1 , Figure 3 , improved on the basis of Example 1: a third sliding hole 3 is opened on the side of the L-shaped base 2 close to the sliding outer plate 9, a pull plate 4 is arranged on the side of the L-shaped base 2 close to the third sliding hole 3, the pull plate 4 slides through the third sliding hole 3 and is fixedly arranged on one side of the sliding outer plate 9;

[0038] In the above technical solution, the inner sliding outer plate 9 is driven to move by moving the pull plate 4 .

[0039] refer to Figure 4 An L-shaped plate 1 is fixedly provided on one side of the L-shaped base 2, and a stop plate 17 is slidably provided on the inner wall of one side of the L-shaped plate 1, and the stop plate 17 is located below the L-shaped base 2, a threaded rod 18 is provided at the bottom of the L-shaped plate 1, and the top thread of the threaded rod 18 passes through the L-shaped plate 1 and is fixedly provided at the bottom of the stop plate 17.

[0040] In the above technical solution, the L-shaped base 2 is placed on the edge of the desktop and buckled by the L-shaped plate 1, and then the threaded rod 18 is rotated. The threaded rod 18 drives the abutment plate 17 to move upward, thereby achieving the installation by abutting against the bottom of the desktop. It is simple and easy to operate, and it is convenient to place and remove the PCB board.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A PCB board width detection device for a wave soldering production line, characterized in that: include: L-shaped base (2); Two indicator plates (5) for detecting the width of the PCB board, the two indicator plates (5) being respectively arranged on the inner walls of both sides of the L-shaped base (2); A moving assembly is used to move two indicating plates (5), the moving assembly is arranged inside the L-shaped base (2), the moving assembly comprises a sliding outer plate (9), a T-shaped plate (10), a connecting plate (11), and a sliding plate (13), the sliding outer plate (9) is slidingly arranged at one end inside the L-shaped base (2), a T-shaped groove is provided on one side of the sliding outer plate (9), and the T-shaped plate (10) is slidingly arranged inside the T-shaped groove, a compression spring is arranged inside the T-shaped groove, and the two ends of the compression spring are respectively fixedly arranged on one side inner wall of the T-shaped groove and a side close to the T-shaped plate (10), the connecting plate (11) is rotatably arranged at one end of the T-shaped plate (10) away from the sliding outer plate (9), and the sliding plate (13) is rotatably arranged at one end of the connecting plate (11) away from the T-shaped plate (10).

2. The PCB board width detection device for a wave soldering production line according to claim 1, characterized in that: Scale lines (7) are provided on both sides of the top of the L-shaped base (2).

3. The PCB board width detection device for a wave soldering production line according to claim 2, characterized in that: The moving assembly further comprises a first baffle (6) and a second baffle (15) respectively fixedly arranged at the bottom of the two indicating plates (5); a first sliding hole (8) is provided on the inner wall of the L-shaped base (2) on one side close to the slide plate (13); a first connecting block is fixedly arranged on the side of the slide plate (13) close to the first sliding hole (8); the first connecting block slides through the first sliding hole (8) and is fixedly arranged on one side of the first baffle (6); a second sliding hole (14) is provided on the inner wall of the L-shaped base (2) on one side close to the sliding outer plate (9); a second connecting block is fixedly arranged on the side of the sliding outer plate (9) close to the second sliding hole (14); the second connecting block slides through the second sliding hole (14) and is fixedly arranged on one side of the second baffle (15).

4. The PCB board width detection device for a wave soldering production line according to claim 3, characterized in that: Limiting blocks (12) are fixedly arranged at the top and bottom ends of the connecting plate (11) close to the sliding plate (13), and limiting grooves (16) are provided on the top inner wall and the bottom inner wall of the L-shaped base (2), and two limiting blocks (12) are respectively slidably arranged inside the two limiting grooves (16).

5. The PCB board width detection device for a wave soldering production line according to claim 4, characterized in that: A third sliding hole (3) is provided on one side of the L-shaped base (2) close to the sliding outer plate (9), and a pull plate (4) is provided on one side of the L-shaped base (2) close to the third sliding hole (3). The pull plate (4) slides through the third sliding hole (3) and is fixedly arranged on one side of the sliding outer plate (9).

6. The PCB board width detection device for a wave soldering production line according to claim 1, characterized in that: An L-shaped plate (1) is fixedly arranged on one side of the L-shaped base (2), and a butt plate (17) is slidably arranged on the inner wall of one side of the L-shaped plate (1), and the butt plate (17) is located below the L-shaped base (2). A threaded rod (18) is arranged at the bottom of the L-shaped plate (1), and the top end of the threaded rod (18) is threadedly penetrated through the L-shaped plate (1) and is fixedly arranged at the bottom of the butt plate (17).

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