PCB testing device convenient to use

Abstract

The PCB testing device convenient to use comprises a detection shell, a transmission shell is arranged on the lower side face of the detection shell, a placement plate is connected to the upper side face of the transmission shell in a left-right sliding mode, the lower side face of the detection shell is communicated with the transmission shell, and the left side face and the right side face of the detection shell are each provided with an opening for the placement plate to penetrate through. A plurality of inserting shells are arranged on the upper side face of the containing plate in a rectangular array mode, inserting holes are formed in the upper side faces of the inserting shells, inserting columns are inserted into the inserting holes, the PCBs are placed on the upper side faces of the inserting shells, the inserting columns are arranged along the contour lines of the PCBs, and a driving assembly for driving the containing plate to move left and right is arranged in the transmission shell; a detection cavity and a test cavity are arranged on the left and right sides in the detection shell, and a detection assembly and a test assembly are arranged in the detection cavity and the test cavity respectively; the utility model has the advantage of convenience in use.

Description

Technical Field

[0001] This utility model belongs to the field of PCB board testing technology and relates to a user-friendly PCB board testing device. Background Technology

[0002] As an important component in the research and development and production of electronic systems, the quality of PCB boards directly affects the quality of the entire equipment. Therefore, during the production process, it is necessary to test the electrical performance of PCB boards.

[0003] Chinese utility model patent CN219434985U discloses a PCB board testing device, comprising: a test chamber; a tester disposed on one side of the test chamber; an electrostatic generator disposed on one side of the test chamber; two screws rotatably mounted on the inner wall of the test chamber; a lifting plate threaded onto the two screws; a drive mechanism disposed on the top of the test chamber; multiple connecting mechanisms disposed on the bottom of the lifting plate; and a high-temperature resistance testing mechanism. Located at the bottom of the lifting plate; this technical solution allows for the testing of the PCB board itself using a testing instrument. Two screws drive the lifting plate up and down, and a drive mechanism rotates the two screws. Multiple connecting mechanisms electrically connect the PCB board to the testing instrument. A high-temperature resistance testing mechanism performs high-temperature aging tests on the PCB board, and an anti-static testing mechanism tests its anti-static performance. However, this technical solution requires operators to constantly disassemble and reassemble bolts when installing and testing the PCB board, and it cannot be adjusted according to the PCB board model, which may cause inconvenience during use. Utility Model Content

[0004] To address the aforementioned problems, this invention proposes an easy-to-use PCB board testing device, which effectively solves the problems in the prior art.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: a user-friendly PCB board testing device, comprising a detection shell, a transmission shell disposed on the lower side of the detection shell, a placement plate slidably connected to the upper side of the transmission shell, the lower side of the detection shell communicating with the transmission shell, and openings for the placement plate to pass through on both the left and right sides of the detection shell, a plurality of insertion shells arranged in a rectangular array on the upper side of the placement plate, insertion holes being opened on the upper side of the insertion shells, insertion posts being inserted into the insertion holes, the PCB board being placed on the upper side of the insertion shells, the insertion posts being arranged along the outline of the PCB board, and a driving component for driving the placement plate to move left and right being disposed in the transmission shell;

[0006] The detection housing has a detection chamber and a test chamber arranged on the left and right sides, and the detection chamber and the test chamber are respectively equipped with a detection component and a test component.

[0007] Furthermore, the drive assembly includes a lead screw rotatably connected inside the transmission housing and a lead screw motor disposed on the right side of the transmission housing. Both ends of the lead screw are rotatably connected to the inner wall of the transmission housing. The output shaft of the lead screw motor passes through the transmission housing and is connected to the lead screw. A connecting block is disposed on the lower side of the placement plate, and the connecting block is threadedly connected to the lead screw.

[0008] Furthermore, the detection assembly includes a visual inspection device disposed within the detection cavity and a display screen disposed on the front side of the detection shell. The visual inspection device is located on the upper side of the inner wall of the detection cavity, and the detection end of the visual inspection device is vertically downward. The visual inspection device is electrically connected to the display screen.

[0009] Furthermore, the testing assembly includes an electric telescopic rod disposed on the upper side of the detection shell and a test plate disposed in the detection cavity. The output shaft of the electric telescopic rod passes through the detection shell and is connected to the upper side of the test plate. The lower side of the test plate is provided with multiple test contacts. The upper side of the test plate is provided with multiple guide posts. The upper side of the detection cavity is provided with multiple guide shells. The number of guide posts and guide shells is the same, and the guide posts are inserted into the guide shells.

[0010] Furthermore, LED lights are provided on the inner walls of both the detection chamber and the test chamber.

[0011] Furthermore, a first magnet is provided on the side of the plug post, and a second magnet that cooperates with the first magnet is provided on the lower side of the plug hole.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] This invention achieves rapid positioning of the PCB board through a placement plate, a plug-in shell, and plug-in posts, and can be quickly adjusted according to different PCB board models, improving the convenience for operators. The drive component enables the placement plate to be driven, improving the convenience for operators when moving the PCB board for testing. The detection component and testing component enable the testing and inspection of the PCB board, improving the reliability of the testing device during use. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model;

[0015] Figure 2 This utility model Figure 1 A magnified view of part A;

[0016] Figure 3 This utility model Figure 1 Top view of the placement board.

[0017] Figure 4 This is a front view of the present invention.

[0018] In the diagram: 1. Detection shell; 101. Test chamber; 102. Detection chamber; 2. Placement plate; 3. PCB board; 4. Connecting block; 5. Lead screw; 6. Slide rail; 7. Lead screw motor; 8. Vision inspection device; 9. Electric telescopic rod; 10. Test plate; 11. Guide post; 12. Guide shell; 13. LED light; 14. Display screen; 16. First magnet; 17. Insertion shell; 18. Insertion post; 1g. Second magnet; 20. Transmission shell. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] like Figure 1-4 As shown, a user-friendly PCB board testing device includes a detection shell 1. A transmission shell 20 is bolted to the lower side of the detection shell 1. A placement plate 2 is slidably connected to the upper side of the transmission shell 20 via a slide rail 6. The lower side of the detection shell 1 communicates with the transmission shell 20. Openings for the placement plate 2 to pass through are provided on both the left and right sides of the detection shell 1. Multiple insertion shells 17 are arranged in a rectangular array on the upper side of the placement plate 2. Insertion holes are provided on the upper side of the insertion shells 17. Insertion posts 18 are inserted into the insertion holes. A PCB board 3 is placed on the upper side of the insertion shells 17. The insertion posts 18 are arranged along the outline of the PCB board 3. A drive component for driving the placement plate 2 to move left and right is provided inside the transmission shell 20.

[0021] The detection housing 1 has a detection chamber 102 and a test chamber 101 arranged on the left and right sides, and the detection chamber 102 and the test chamber 101 are respectively equipped with a detection component and a test component.

[0022] In use, the operator places the PCB board 3 on the upper side of the insertion shell 17 and inserts multiple insertion pins 18 along the outline of the PCB board 3 into the insertion shell 17 to limit the PCB board 3. Then, the operator controls the drive assembly to drive the placement plate 2 to move to the right and enter the detection shell 1, passing through the detection cavity 102 and the test cavity 101 in sequence. Under the action of the detection assembly and the test assembly, the PCB board 3 is visually inspected and tested. After the PCB board 3 is inspected and tested, the placement plate 2 is moved out from the right side of the detection shell 1 under the action of the drive assembly. Finally, the operator takes out the tested and inspected PCB board 3 and moves the placement plate 2 back to its initial position using the drive assembly. This improves the convenience of the operator when inspecting the PCB board 3. Moreover, the insertion position of the insertion pins 18 can be changed according to the different models of the PCB board 3, thereby adapting to the inspection and testing of various PCB boards 3, further improving the convenience of the testing device in use.

[0023] In this embodiment, the drive assembly includes a lead screw 5 rotatably connected to the transmission housing 20 via bearings and a lead screw motor 7 bolted to the right side of the transmission housing 20. Both ends of the lead screw 5 are rotatably connected to the inner wall of the transmission housing 20. The output shaft of the lead screw motor 7 passes through the transmission housing 20 and is connected to the lead screw 5. A connecting block 4 is bolted to the lower side of the placement plate 2 and threadedly connected to the lead screw 5. In use, the lead screw motor 7 can drive the lead screw 5 to rotate, and under the action of the thread and the connecting block 4, the placement plate 2 can move left and right along the upper side of the transmission housing 20, thereby realizing the movement of the PCB board 3 within the detection housing 1 and improving the convenience for the staff when testing the PCB board 3.

[0024] In this embodiment, the detection assembly includes a vision inspection device 8 bolted into the detection cavity 102 and a display screen 14 disposed on the front side of the detection housing 1. The vision inspection device 8 is located on the upper side of the inner wall of the detection cavity 102, and the detection end of the vision inspection device 8 is vertically downward. The vision inspection device 8 is electrically connected to the display screen 14. The specific working principle of the vision inspection device 8 and the display screen 14 can be referred to the detection system in the Chinese invention patent entitled "PCB Board Component Detection System and Detection Method Based on Machine Vision" with the authorization publication number CN111289538A. In use, the vision inspection device 8 can detect defects on the surface of the PCB board 3 and transmit the detection results to the display screen 14 for easy viewing by the staff.

[0025] In this embodiment, the testing assembly includes an electric telescopic rod 9 bolted to the upper side of the testing housing 1 and a test plate 10 disposed in the testing cavity 102. The output shaft of the electric telescopic rod 9 passes through the testing housing 1 and is connected to the upper side of the test plate 10. Multiple test contacts are provided on the lower side of the test plate 10. Multiple guide posts 11 are bolted to the upper side of the test plate 10. Multiple guide shells 12 are bolted to the upper side of the testing cavity 102. The number of guide posts 11 and guide shells 12 is the same, and the guide posts 11 are inserted into the guide shells 12. In use, the electric telescopic rod 9 can push the test plate 10 downward, so that the test contacts on the lower side of the test plate 10 contact the PCB board 3, thereby realizing the testing of the PCB board 3 by the testing device and ensuring the testing effect of the testing device on the PCB board 3.

[0026] In this embodiment, LED lights 13 are bolted to the inner walls of both the detection chamber 102 and the test chamber 101. When in use, the LED lights 13 can improve the brightness inside the detection chamber 102 and the test chamber 101, thereby improving the convenience for staff to maintain the detection components and the test components.

[0027] In this embodiment, a first magnet 16 is provided on the side of the plug post 18, and a second magnet 19 that cooperates with the first magnet 16 is provided on the lower side of the plug hole. In use, the first magnet 16 and the second magnet 19 improve the stability of the plug post 18 in the plug hole, thereby improving the stability of the PCB board 3 during testing.

[0028] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A user-friendly PCB board testing device, comprising a testing housing, characterized in that: A transmission shell is provided on the lower side of the detection shell, and a placement plate is slidably connected to the upper side of the transmission shell. The lower side of the detection shell is connected to the transmission shell, and openings for the placement plate to pass through are provided on both the left and right sides of the detection shell. Multiple insertion shells are arranged in a rectangular array on the upper side of the placement shell. Insertion holes are provided on the upper side of the insertion shell, and insertion posts are inserted into the insertion holes. The PCB board is placed on the upper side of the insertion shell, and the insertion posts are arranged along the outline of the PCB board. A driving component for driving the placement plate to move left and right is provided in the transmission shell. The detection housing has a detection chamber and a test chamber arranged on the left and right sides, and the detection chamber and the test chamber are respectively equipped with a detection component and a test component.

2. The easy-to-use PCB board testing device according to claim 1, characterized in that: The drive assembly includes a lead screw rotatably connected inside the transmission housing and a lead screw motor disposed on the right side of the transmission housing. Both ends of the lead screw are rotatably connected to the inner wall of the transmission housing. The output shaft of the lead screw motor passes through the transmission housing and is connected to the lead screw. A connecting block is disposed on the lower side of the placement plate, and the connecting block is threadedly connected to the lead screw.

3. The easy-to-use PCB board testing device according to claim 1, characterized in that: The detection assembly includes a visual detection device disposed within the detection cavity and a display screen disposed on the front side of the detection shell. The visual detection device is located on the upper side of the inner wall of the detection cavity, and the detection end of the visual detection device is vertically downward. The visual detection device is electrically connected to the display screen.

4. The easy-to-use PCB board testing device according to claim 1, characterized in that: The testing assembly includes an electric telescopic rod disposed on the upper side of the detection shell and a test plate disposed in the detection cavity. The output shaft of the electric telescopic rod passes through the detection shell and is connected to the upper side of the test plate. Multiple test contacts are disposed on the lower side of the test plate. Multiple guide posts are disposed on the upper side of the test plate. Multiple guide shells are disposed on the upper side of the detection cavity. The number of guide posts and guide shells is the same, and the guide posts are inserted into the guide shells.

5. The easy-to-use PCB board testing device according to claim 1, characterized in that: LED lights are installed on the inner walls of both the detection chamber and the test chamber.

6. The easy-to-use PCB board testing device according to claim 1, characterized in that: A first magnet is provided on the side of the plug post, and a second magnet that cooperates with the first magnet is provided on the lower side of the plug hole.

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