Quality detection device for circuit board production
By designing a circuit board quality detection device combining detection brushes and cameras, the problems of low detection efficiency and low accuracy in the prior art are solved, and efficient, accurate detection of circuit boards and flexible adaptation to different sizes of detection requirements.
Patent Information
- Application Number
- CN202421091283.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-05-20
AI Technical Summary
The quality inspection efficiency and accuracy of existing circuit board production are low and the circuit board is not high, especially because the circuit board parts are small, and parts are easily missed by detecting the detection pen, which affects the detection efficiency and accuracy.
A quality detection device for circuit board production is designed. While detecting the circuit board through a detection brush, the front and back sides of the circuit board are magnified and photographed by using the first camera and the second camera to improve the clarity and accuracy of the detection.
It realizes efficient and accurate detection of circuit boards, improves detection efficiency and accuracy, facilitates observation of circuit board manufacturing details, and adapts to circuit board inspection of different sizes by quickly replacing the limiting frame, improving the flexibility of the device.
Smart Images
Figure CN222671704U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of circuit boards, in particular to a quality detection device for circuit board production. Background Art
[0002] A circuit board is a circuit board, which is a substrate that connects circuit components and circuits. The circuit board is made up of copper wires and isolation materials. The copper wires are used to connect circuits, and the isolation materials are used to separate different circuits. Circuit boards can be divided into several types, such as single-layer circuit boards, double-layer circuit boards, and multi-layer circuit boards, with correspondingly different complexities and performances.
[0003] The existing quality inspection for circuit board production usually involves placing the circuit board on a test bench and then using a test pen to touch various parts of the circuit board to detect problems such as short circuits, open circuits and leakage. However, the parts on the circuit board are small, and the efficiency of detection using only a test pen is low, and some parts are easily missed and not detected, which affects the efficiency and accuracy of circuit board quality inspection and is relatively inconvenient.
[0004] Therefore, it is necessary to design a quality inspection device for circuit board production that can inspect the circuit board with a detection brush while also being able to magnify and photograph the front and back sides of the circuit board for inspection, so as to more clearly observe the manufacturing details of the circuit board and improve the efficiency and accuracy of circuit board quality inspection. Utility Model Content
[0005] In order to overcome the disadvantages of the existing quality inspection for circuit board production, in which the parts on the circuit board are small, the efficiency of inspection only by the inspection pen is low, and some parts are easily missed and not detected, thereby affecting the efficiency and accuracy of the circuit board quality inspection, which is relatively inconvenient, the utility model provides a circuit board production quality inspection device that can inspect the circuit board with a detection brush and can also magnify and photograph the front and back sides of the circuit board for inspection, so as to more clearly observe the manufacturing details of the circuit board and improve the efficiency and accuracy of the circuit board quality inspection.
[0006] The technical scheme is as follows: A quality inspection device for circuit board production includes an installation box, a table, a glass plate, a fixed plate, a first trackless cylinder, a sliding block, a connecting plate, a second trackless cylinder, a sliding seat, an electric push rod and a detection brush. The upper side of the installation box is connected to the table, the glass plate is connected to the table, a plurality of fixed plates are connected to the upper right side of the table, the first trackless cylinder is connected between the upper parts of the fixed plates, the sliding block is connected to the sliding block, the connecting plate is connected to the left side of the sliding block, the second trackless cylinder is connected to the front and rear sides of the connecting plate, the sliding seat is connected to the sliding seat of the second trackless cylinder, the sliding seat is connected to the electric push rod, the telescopic end of the electric push rod is connected to the detection brush, and the detection brush is slidably connected to the adjacent sliding seat.
[0007] Furthermore, a condenser is also included. The lower side of the table is connected to the condenser, and the condenser is located inside the installation box.
[0008] Furthermore, it also includes a first camera, and the lower part of the condenser is connected to the first camera.
[0009] Furthermore, a second camera is also included, and a plurality of second cameras are connected to the connecting board.
[0010] Furthermore, a limiting frame is also included, and the limiting frame is placed on the upper side of the glass plate.
[0011] Furthermore, it also includes a suction cup, and the lower sides of the left and right parts of the limiting frame are connected to two front and rear suction cups, and the suction cups are in contact with the glass plate.
[0012] The beneficial effects of the utility model are as follows: 1. The utility model uses the first camera to magnify and photograph the back side of the circuit board, and then uses the second camera to magnify and photograph the front side of the circuit board, thereby achieving the effect of being able to inspect the circuit board through the inspection brush while also being able to magnify and photograph the front and back sides of the circuit board for inspection, making it easier to observe the manufacturing details of the circuit board and improving the efficiency and accuracy of circuit board quality inspection.
[0013] 2. The utility model removes the limiting frame so that the suction cup is separated from the glass plate, and then places limiting frames of different sizes on the glass plate and fixes them with the suction cup, thereby achieving the effect of being able to quickly replace the limiting frames, facilitating the detection of circuit boards of different sizes, and improving the flexibility of using the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.
[0015] Figure 2 It is a schematic cross-sectional view of the three-dimensional structure of the utility model.
[0016] Figure 3 It is a partial three-dimensional structural schematic diagram of the utility model.
[0017] Figure 4 It is a schematic diagram of a partial three-dimensional structure of the utility model.
[0018] In the above figures: 1: installation box, 2: table, 3: glass plate, 4: concentrator, 5: first camera, 6: fixing plate, 7: first trackless cylinder, 8: sliding block, 9: connecting plate, 10: second camera, 11: second trackless cylinder, 12: sliding seat, 13: electric push rod, 14: detection brush, 15: limiting frame, 16: suction cup. DETAILED DESCRIPTION
[0019] 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.
[0020] A quality inspection device for circuit board production, such as Figure 1-Figure 4 As shown, it includes an installation box 1, a table 2, a glass plate 3, a concentrator 4, a first camera 5, a fixing plate 6, a first trackless cylinder 7, a sliding block 8, a connecting plate 9, a second camera 10, a second trackless cylinder 11, a sliding seat 12, an electric push rod 13, a detection brush 14, a limiting frame 15 and a suction cup 16. The upper side of the installation box 1 is connected to the table 2, the table 2 is connected to the glass plate 3, the lower side of the table 2 is connected to the concentrator 4, the concentrator 4 is located inside the installation box 1, the lower part of the concentrator 4 is connected to the first camera 5, the upper right side of the table 2 is connected to three fixing plates 6, and the upper part of the fixing plates 6 is connected to the first trackless cylinder 7. A sliding block 8 is connected to the slider of the first trackless cylinder 7, a connecting plate 9 is connected to the left side of the sliding block 8, eight second cameras 10 are connected to the connecting plate 9, the second trackless cylinder 11 is connected to the front and rear sides of the connecting plate 9, the sliding seat 12 is connected to the slider of the second trackless cylinder 11, the sliding seat 12 is connected to an electric push rod 13, the telescopic end of the electric push rod 13 is connected to a detection brush 14, the detection brush 14 is slidably connected to the adjacent sliding seat 12, a limiting frame 15 is placed on the upper side of the glass plate 3, and the lower sides of the left and right parts of the limiting frame 15 are connected to front and rear two suction cups 16, and the suction cups 16 are in contact with the glass plate 3.
[0021] When using the device, first place the installation box 1 in the circuit board quality inspection area, then place the circuit board in the limiting frame 15, then connect the detection brush 14 to the external detector, then start the first trackless cylinder 7 on the fixed plate 6 to drive the sliding block 8 to move forward and backward, so that the second trackless cylinder 11 on the connecting plate 9 moves forward and backward, then start the second trackless cylinder 11 to drive the electric push rod 13 on the sliding seat 12 to move left and right, then start the electric push rod 13 to drive the detection brush 14 to move downward so that the detection brush 14 contacts the circuit board to detect problems such as short circuit, open circuit and leakage, and at the same time, light can be emitted into the condenser 4, and then the condenser 4 can be used to refract and fill in the light on the back of the circuit board, and then the first camera 5 can be used to enlarge and take pictures of the back of the circuit board, and then the second camera 10 can be used to take pictures of the front of the circuit board. Zoom in and take photos to observe whether there are defects on the surface of the circuit board and the welding quality and other problems, so that the circuit board can be inspected by the inspection brush 14 while the front and back sides of the circuit board can be zoomed in and photographed for inspection, so as to more clearly observe the manufacturing details of the circuit board and improve the efficiency and accuracy of circuit board quality inspection. When it is necessary to inspect circuit boards of different sizes, the limiting frame 15 can be taken out to make the suction cup 16 detach from the glass plate 3, and then the limiting frames 15 of different sizes are placed on the glass plate 3 and fixed by the suction cup 16, so that the limiting frame 15 can be quickly replaced, which is convenient for inspecting circuit boards of different sizes and improves the flexibility of using the device. Then the circuit board is placed in the limiting frame 15 for inspection. After the inspection is completed, the first trackless cylinder 7, the second trackless cylinder 11 and the electric push rod 13 are closed.
[0022] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.
Claims
1. A quality inspection device for circuit board production, characterized in that: The invention comprises an installation box (1), a table (2), a glass plate (3), a fixing plate (6), a first trackless cylinder (7), a sliding block (8), a connecting plate (9), a second trackless cylinder (11), a sliding seat (12), an electric push rod (13) and a detection brush (14); the upper side of the installation box (1) is connected to the table (2); the table (2) is connected to the glass plate (3); the upper right side of the table (2) is connected to a plurality of fixing plates (6); the upper parts of the fixing plates (6) are connected to the first trackless cylinder (7); ), a sliding block (8) is connected to the slider of the first trackless cylinder (7), a connecting plate (9) is connected to the left side of the sliding block (8), the connecting plate (9) is connected to the second trackless cylinder (11) on both the front and rear sides, the sliding block of the second trackless cylinder (11) is connected to the sliding seat (12), the sliding seat (12) is connected to the electric push rod (13), the telescopic end of the electric push rod (13) is connected to the detection brush (14), and the detection brush (14) is slidably connected to the adjacent sliding seat (12).
2. A quality inspection device for circuit board production according to claim 1, characterized in that: It also includes a condenser (4), the lower side of the table top (2) is connected to the condenser (4), and the condenser (4) is located inside the installation box (1).
3. A quality inspection device for circuit board production according to claim 2, characterized in that: It also includes a first camera (5), and the lower part of the condenser (4) is connected to the first camera (5).
4. A quality inspection device for circuit board production according to claim 3, characterized in that: It also includes a second camera (10), and a plurality of second cameras (10) are connected to the connecting plate (9).
5. A quality inspection device for circuit board production according to claim 4, characterized in that: It also includes a limiting frame (15), and the limiting frame (15) is placed on the upper side of the glass plate (3).
6. A quality inspection device for circuit board production according to claim 5, characterized in that: It also includes a suction cup (16). The lower sides of the left and right parts of the limiting frame (15) are connected to two front and rear suction cups (16), and the suction cups (16) are in contact with the glass plate (3).