SMT patch detection device

Abstract

The utility model provides an SMT patch detection device, which comprises a fixed plate and a magnifying lens mechanism, a first mounting hole is arranged in the fixed plate, a support frame rotatably connected with the first mounting hole is arranged in the first mounting hole, a hollow structure is arranged in the support frame, a carrier plate is arranged in the support frame, and the magnifying lens mechanism is arranged in the carrier plate. The upper end of the support frame is used for placing a detection piece, two ends of the support frame are respectively provided with a rotating rod, and one end of each rotating rod, which is far away from the support frame, is rotatably connected with a fixed seat arranged on the fixed plate, and through the arrangement of the elastic sheet, the support frame, the support plate and the rotating rods, two ends of the elastic sheet and two ends of the detection piece are clamped tightly; the detection piece is clamped at the upper end of the carrier plate, then the rotating rod is rotated, the rotating rod is rotatably connected with the fixed seat, and the rotating rod rotates by 180 degrees, so that the detection piece is driven to rotate, the bottom of the detection piece is rotated to the upper end of the fixed plate, and the problems of large workload and low detection efficiency during double-sided surface mounting of a PCB (Printed Circuit Board) are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to SMT patch detection technical field especially relates to a detection device of SMT patch. BACKGROUND

[0002] SMT patch is an important assembly technology in the field of electronic manufacturing, and SMT patch detection plays a key role in ensuring the quality of SMT patch. Through visual detection, automatic optical detection (AOI), X-Ray detection and other detection means, various defects that may occur in the welding process can be effectively checked. For example, visual detection can directly find obvious false welding, continuous welding and excessive or insufficient soldering conditions. The existing SMT patch detection device has a very simple structure design. Its main structure includes a placement table, a magnifying glass and a fixing mechanism. Since the placement table and the fixing mechanism do not have a turnover function, when detecting a PCB board with double-sided patches, workers need to take out the PCB board, turn it over and then put it into the fixing mechanism, thereby increasing the detection workload of workers and reducing the detection efficiency. SUMMARY

[0003] The utility model solves the problems of large workload and low detection efficiency when detecting a PCB board with double-sided patches.

[0004] In order to solve the above technical problems, the utility model provides a detection device of SMT patch, including fixed plate and magnifying glass mechanism, the first installation hole is set up in the fixed plate inside, the first installation hole is provided with the support frame that rotates with first installation hole connection in the first installation hole inside, the support frame inside has the openwork structure, and the support frame inside is provided with the carrier plate, the carrier plate upper end is used for placing detection piece, the support frame both ends are provided with the rotating lever respectively, the rotating lever far away from the support frame one end is connected with the fixed seat that sets up on the fixed plate rotation, two rotating levers are provided with the elastic sheet for clamping detection piece on the carrier plate respectively, the fixed plate is set up with the second installation hole that communicates with the first installation hole, the rotating lever and the elastic sheet are connected with the second installation hole rotation, the rotating lever one end penetrates the fixed seat and extends to the fixed plate outside, the fixed plate outside is provided with the lock mechanism, the lock mechanism is connected with the rotating lever, and the lock mechanism is used for fixing the rotating lever.

[0005] Preferably, the rotating lever top is provided with an installation block, and one end of the elastic sheet is connected with the installation block through a positioning rod.

[0006] Preferably, one end of the rotating lever close to the lock mechanism is provided with a handle.

[0007] Preferably, the elastic sheet is made of stainless steel.

[0008] Preferably, the locking mechanism includes a plug rod and a socket, and a mounting plate is provided on the side of the fixing plate near the rotating rod. The plug rod is slidably connected to the mounting plate, and a socket is provided on the rotating rod for insertion into the plug rod.

[0009] Preferably, the opening direction of the socket corresponds horizontally to the support frame.

[0010] Preferably, the bottom of the fixing plate is provided with four support legs at equal intervals.

[0011] Preferably, one end of the magnifying glass mechanism is rotatably connected to a connecting plate.

[0012] Preferably, a telescopic rod is installed at the bottom of the connecting plate.

[0013] Preferably, the magnifying glass mechanism is located above the support frame.

[0014] Compared with the prior art, the present invention provides an SMT (Surface Mount Technology) chip detection device, which has the following advantages:

[0015] 1. This utility model, by setting up a spring, a support frame, a carrier plate, and a rotating rod, clamps the spring and both ends of the test piece, clamping the test piece onto the upper part of the carrier plate. Then, a magnifying glass mechanism is used to visually inspect the top of the test piece. Then, the rotating rod is rotated, and through the rotating connection between the rotating rod and the fixed base, the rotating rod rotates 180 degrees, thereby driving the test piece to rotate. At this time, the bottom of the test piece rotates to the upper part of the fixed plate, and the magnifying glass mechanism is used again to visually inspect the bottom of the test piece. The rotating rod is fixed by a locking mechanism, which improves the stability of the test piece and reduces the operation steps of workers to take out the test piece, flip the test piece, and put it into the fixed mechanism. This solves the problems of high workload and low inspection efficiency when testing double-sided patch test pieces. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the main structure of this utility model;

[0017] Figure 2 This is a cross-sectional view of the support frame and rotating rod structure of this utility model;

[0018] Figure 3 This is a schematic diagram of the fixing plate structure of this utility model;

[0019] Figure 4 yes Figure 1 Enlarged view of point A in the middle.

[0020] In the diagram: 1. Fixing plate; 2. Magnifying glass mechanism; 3. First mounting hole; 4. Support frame; 5. Carrier plate; 6. Rotating rod; 7. Fixing base; 8. Spring piece; 9. Second mounting hole; 10. Locking mechanism; 101. Insert rod; 102. Insertion hole; 11. Mounting block; 12. Positioning rod; 13. Rotating handle; 14. Mounting plate; 15. Support leg; 16. Connecting plate; 17. Telescopic rod. Detailed Implementation

[0021] This utility model relates to a device for detecting SMT (Surface Mount Technology) components, such as... Figures 1-4 As shown, the device includes a fixed plate 1 and a magnifying glass mechanism 2. The fixed plate 1 has a first mounting hole 3 inside, and a support frame 4 rotatably connected to the first mounting hole 3 is disposed inside the first mounting hole 3. The support frame 4 has a hollow structure and a carrier plate 5 is disposed inside the support frame 4. The upper end of the carrier plate 5 is used to place the test piece. Rotating rods 6 are respectively disposed at both ends of the support frame 4. The end of the rotating rod 6 away from the support frame 4 is rotatably connected to a fixed seat 7 disposed on the fixed plate 1. Each of the two rotating rods 6 has a spring piece 8 for clamping the test piece onto the carrier plate 5. The fixed plate 1 has a second mounting hole 9 communicating with the first mounting hole 3. The rotating rod 6 and the spring piece 8 are rotatably connected to the second mounting hole 9. One end of the rotating rod 6 passes through the fixed seat 7 and extends to the outside of the fixed plate 1. A locking mechanism 10 is disposed on the outside of the fixed plate 1, connected to the rotating rod 6. The locking mechanism 10 is used to fix the rotating rod 6. As the support and mounting body of the testing device, the support frame 4 and the rotating rod 6 rotate inside the fixed plate 1 through the first mounting hole 3 and the second mounting hole 9. During testing, the test piece (PCB board) is placed on the upper end of the carrier plate 5. The test piece is clamped to the upper end of the carrier plate 5 by clamping the spring piece 8 and the two ends of the test piece. Then, the top of the test piece is visually inspected using the magnifying glass mechanism 2. Then, the rotating rod 6 is rotated. The rotating rod 6 is rotatably connected to the fixed seat 7. The rotating rod 6 rotates 180 degrees, thereby driving the test piece to rotate. At this time, the bottom of the test piece rotates to the upper end of the fixed plate 1. The bottom of the test piece is then visually inspected using the magnifying glass mechanism 2. The rotating rod 6 is fixed by the locking mechanism 10, which improves the stability of the test piece and reduces the operation steps of workers taking out the test piece, flipping the test piece, and placing it on the fixed mechanism. This solves the problems of large workload and low testing efficiency when testing double-sided patch test pieces.

[0022] In an embodiment of this utility model, a mounting block 11 is provided at the top of the rotating rod 6, and one end of the spring piece 8 is rotatably connected to the mounting block 11 through a positioning rod 12. By setting the mounting block 11 and the positioning rod 12, the spring piece 8 is rotatably connected to the rotating rod 6, and the spring piece 8 can rotate 360 ​​degrees at the top of the mounting block 11.

[0023] In an embodiment of this utility model, a handle 13 is provided at one end of the rotating rod 6 near the locking mechanism 10. By providing the handle 13, the rod can be rotated conveniently and effortlessly.

[0024] In an embodiment of this utility model, the spring 8 is made of stainless steel. By using stainless steel, the strength and elasticity of the spring 8 are improved.

[0025] In an embodiment of this utility model, the locking mechanism 10 includes a plug rod 101 and a socket 102. A mounting plate 14 is provided on the side of the fixing plate 1 near the rotating rod 6. The plug rod 101 is slidably connected to the mounting plate 14. The rotating rod 6 has a socket 102 for plugging into the plug rod 101. By providing the plug rod 101 and the socket 102, the plug rod 101 slides in the mounting plate 14. By plugging the plug rod 101 into the socket 102, the mounting plate 14 and the rotating rod 6 are connected and fixed, thereby improving the stability of the rotating rod 6.

[0026] In this embodiment of the utility model, the opening direction of the insertion hole 102 corresponds horizontally to the support frame 4. By setting the above structure, it is ensured that after the insertion rod 101 and the mounting plate 14 are connected and fixed, the support frame 4 is in a horizontal position relative to the fixing plate 1.

[0027] In an embodiment of this utility model, four support legs 15 are provided at equal intervals at the bottom of the fixing plate 1. By providing support legs 15, the stability of the fixing plate 1 when it is placed is improved.

[0028] In an embodiment of this utility model, a connecting plate 16 is rotatably connected to one end of the magnifying glass mechanism 2. By setting the connecting plate 16, the magnifying glass mechanism 2 and the telescopic rod 17 are installed and fixed.

[0029] In an embodiment of this utility model, a telescopic rod 17 is installed at the bottom of the connecting plate 16. By setting the telescopic rod 17, the height of the magnifying glass mechanism 2 can be easily adjusted.

[0030] In this embodiment of the invention, the magnifying glass mechanism 2 is located above the support frame 4. By setting the above structure, the test piece can be accurately visually inspected.

[0031] In use, first, the test piece (PCB board) is placed on the upper end of the carrier plate 5, ensuring that both ends of the test piece are directly below the spring clip 8. Then, the spring clip 8 is rotated, and through the positioning rod 12 and the mounting block 11, one end of the spring clip 8 rotates to above the test piece, clamping and fixing the test piece onto the carrier plate 5. Then, the insertion rod 101 is pushed, and the insertion rod 101 slides inside the mounting plate 14. One end of the insertion rod 101 is inserted into the insertion hole 102, and the rotating rod 6 is fixed to the mounting plate 14. The height of the telescopic rod 17 is adjusted so that the magnifying glass mechanism 2 is close to the test piece, and visual inspection is performed from above the magnifying glass mechanism 2. After the test is completed, if the test is for a double-sided patch, pull out the insert rod 101 to separate the rotating rod 6 from the mounting plate 14. Adjust the telescopic rod 17 to raise the magnifying glass mechanism 2. Hold the rotating handle 13, which will cause the rotating rod 6 to rotate on the fixed base 7. At the same time, the rotating rod 6 will cause the support frame 4 to rotate inside the first mounting hole 3. After the support frame 4 rotates 180 degrees, the rotating rod 6 will be fixed by the locking mechanism 10. At this time, the bottom of the test piece will rotate to the top of the fixed plate 1. Adjust the telescopic rod 17 to bring the magnifying glass mechanism 2 closer to the test piece and begin visual inspection of the bottom of the test piece.

[0032] It is understood that this utility model has been described through some embodiments, and those skilled in the art will recognize that various changes or equivalent substitutions can be made to these features and embodiments without departing from the spirit and scope of this utility model. Furthermore, under the teachings of this utility model, these features and embodiments can be modified to adapt to specific situations and materials without departing from the spirit and scope of this utility model. Therefore, this utility model is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the protection scope of this utility model.

Claims

1. A device for detecting SMT components, comprising a fixing plate (1) and a magnifying glass mechanism (2), characterized in that, The fixing plate (1) has a first mounting hole (3) inside. A support frame (4) is rotatably connected to the first mounting hole (3) inside the first mounting hole (3). The support frame (4) has a hollow structure inside and a carrier plate (5) is provided inside the support frame (4). The upper end of the carrier plate (5) is used to place the test piece. Rotating rods (6) are respectively provided at both ends of the support frame (4). The end of the rotating rod (6) away from the support frame (4) is rotatably connected to the fixing seat (7) provided on the fixing plate (1). The two rotating rods (6) are respectively provided with There is a spring clip (8) for clamping the test piece on the carrier plate (5). The fixing plate (1) has a second mounting hole (9) that communicates with the first mounting hole (3). The rotating rod (6) and the spring clip (8) are rotatably connected to the second mounting hole (9). One end of the rotating rod (6) passes through the fixing seat (7) and extends to the outside of the fixing plate (1). A locking mechanism (10) is provided on the outside of the fixing plate (1). The locking mechanism (10) is connected to the rotating rod (6) and is used to fix the rotating rod (6).

2. The SMT chip inspection device according to claim 1, characterized in that: The top of the rotating rod (6) is provided with a mounting block (11), and one end of the spring piece (8) is rotatably connected to the mounting block (11) through a positioning rod (12).

3. The SMT assembly inspection device according to claim 1, characterized in that: A handle (13) is provided at one end of the rotating rod (6) near the locking mechanism (10).

4. The SMT chip inspection device according to claim 1, characterized in that: The spring (8) is made of stainless steel.

5. The SMT chip inspection device according to claim 1, characterized in that: The locking mechanism (10) includes a plug rod (101) and a socket (102). The fixing plate (1) is provided with a mounting plate (14) on the side near the rotating rod (6). The plug rod (101) is slidably connected to the mounting plate (14). The rotating rod (6) is provided with a socket (102) for insertion into the plug rod (101).

6. The SMT chip inspection device according to claim 5, characterized in that: The opening direction of the socket (102) corresponds horizontally to that of the support frame (4).

7. The SMT chip inspection device according to claim 1, characterized in that: The bottom of the fixing plate (1) is provided with four support legs (15) at equal intervals.

8. The SMT chip inspection device according to claim 1, characterized in that: One end of the magnifying glass mechanism (2) is rotatably connected to a connecting plate (16).

9. The SMT chip inspection device according to claim 8, characterized in that: A telescopic rod (17) is installed at the bottom of the connecting plate (16).

10. The SMT assembly inspection device according to claim 1, characterized in that: The magnifying glass mechanism (2) is located above the support frame (4).

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