CN221303495U - Testing device of integrated circuit board - Google Patents

Abstract

The utility model discloses a testing device of an integrated circuit board, and relates to the technical field of testing devices. The key points of the technical scheme are as follows: including the base, one side of base is provided with the extension board of vertical setting, the base surface is provided with puts the flitch, four corners on putting the flitch surface are provided with the support column, the extension board is towards the lateral wall of putting the flitch along vertical direction sliding connection has the clamp plate, still including the first driving piece that is used for driving the clamp plate, still be provided with on the base and be used for playing the locating component of positioning effect to the circuit board. The utility model aims to provide a testing device for an integrated circuit board.

Description

A testing device for integrated circuit board

Technical Field

The utility model relates to the technical field of testing devices, and more specifically, to a testing device for an integrated circuit board.

Background technique

In order to meet the needs of daily maintenance and repair of electronic equipment, a circuit board test device is usually used to detect the circuit board's path conditions. During specific operation, the circuit board test device is connected to the solder on the circuit board, and the circuit board test device is used to determine the continuity of the tested circuit on the circuit board. Therefore, the contact method between the circuit board test device and the solder has a very important influence on the circuit board test device.

A circuit board testing device is disclosed in a Chinese patent announcement with announcement number CN216117905U, and its technical highlights are: including a test box, a power supply, a switch, a warning mechanism and a number of probes corresponding to the solder joints to be tested on the circuit board, the power supply is installed in the test box, the probes, the switch and the warning mechanism are all installed on the top wall of the test box and are all located outside the test box, each probe is electrically connected to a wire, and the wires are all arranged in the test box, the power supply, the switch, the warning mechanism and the wires are connected in series to form a circuit, a support column for supporting the circuit board is provided on the top wall of the test box, and a pressure plate tooling for pressing the circuit board is also installed on the test box.

The above technical solution presses the circuit board by the pressing plate fixture to ensure its close contact with the probe. However, in the actual working process, the circuit board may be offset during the pressing formation, thereby affecting the contact between the circuit board and the probe, thereby affecting the test results.

Therefore, a new technical solution is urgently needed to solve the above technical problems.

Utility Model Content

In view of the deficiencies in the prior art, the utility model aims to provide a testing device for an integrated circuit board.

The above technical purpose of the utility model is achieved through the following technical scheme: a testing device for an integrated circuit board, comprising a base, a vertically arranged support plate is arranged on one side of the base, a material placing plate is arranged on the surface of the base, and support columns are arranged on the four corners of the surface of the material placing plate. The support plate is connected to a pressure plate for sliding along a vertical direction toward the side wall of the material placing plate, and also includes a first driving member for driving the pressure plate. A positioning component for positioning the circuit board is also arranged on the base.

By adopting the above technical solution, when testing the circuit board, the circuit board is placed on the four supporting columns on the loading plate, and the circuit board is manually moved so that the solder joints to be tested on the circuit board are aligned with the corresponding probes. The circuit board is then positioned by the positioning component, and finally the pressure plate is driven downward by the first driving member and pressed against the surface of the circuit board, so that the solder joints on the circuit board are in close contact with the probes. The positioning component can effectively prevent the circuit board from shifting during the downward pressing of the pressure plate, thereby improving the accuracy of the final test results.

The utility model is further configured as follows: the base is provided with a sliding groove running through the side walls on both sides thereof in the horizontal direction; the positioning assembly includes two sliding blocks slidably connected to the sliding grooves; the ends of the sliding blocks extending out of the sliding grooves are fixedly connected to vertically upward connecting plates; the top ends of the two connecting plates are provided with horizontally arranged positioning plates; and the utility model also includes a second driving member for driving the two sliding blocks.

The utility model is further configured as follows: a positioning groove is opened on the end side wall of the positioning plate, and a rubber strip is arranged in the positioning groove.

The utility model is further configured as follows: a slide groove is provided on the surface of the support plate in the vertical direction, a slider is slidably connected in the slide groove, and the first driving member is a cylinder arranged on the top of the support plate, and the end of its piston rod is vertically downward and fixedly connected to the slider.

The utility model is further configured as follows: the slide groove is a T-shaped groove, and the slide block is a T-shaped block.

The utility model is further configured as follows: the second driving member is an electric cylinder horizontally arranged in the base, a connecting block is arranged at the bottom of the sliding block, and the end of the telescopic rod of the electric cylinder extends out of the side wall of the base and is fixedly connected to the connecting block.

The utility model has the following beneficial effects: when testing a circuit board, the circuit board is placed on the four supporting columns on the material placement plate, and the circuit board is manually moved so that the solder joints to be tested on the circuit board are aligned with the corresponding probes, and the circuit board is positioned by the positioning component, and finally the pressing plate is driven downward by the first driving member and pressed against the surface of the circuit board, so that the solder joints on the circuit board are in close contact with the probes. Under the action of the positioning component, the circuit board can be effectively prevented from being offset during the pressing process of the pressing plate, thereby improving the accuracy of the final test result.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the three-dimensional structure of this embodiment;

FIG. 2 is a schematic structural diagram of the positioning assembly of this embodiment.

Description of the drawings: 1. Base; 2. Support plate; 3. Material placement plate; 4. Probe; 5. Support column; 6. Press plate; 7. First driving member; 8. Sliding block; 9. Connecting plate; 10. Positioning plate; 11. Second driving member; 12. Positioning groove; 13. Rubber strip; 14. Connecting block; 15. Slide groove; 16. Sliding block.

Detailed ways

The utility model is further described in detail below in conjunction with the accompanying drawings.

The same parts are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

As shown in the figure, a testing device for an integrated circuit board includes a base 1, a vertically arranged support plate 2 is arranged on one side of the base 1, a material placing plate 3 is arranged on the surface of the base 1, a plurality of probes 4 are arranged on the surface of the material placing plate 3, and the distribution positions of the plurality of probes 4 are the same as the distribution positions of the solder joints to be tested on the circuit board, support columns 5 are arranged on the four corners of the surface of the material placing plate 3, the support plate 2 is slidably connected to a pressure plate 6 along a vertical direction toward the side wall of the material placing plate 3, and also includes a first driving member 7 for driving the pressure plate 6, and a positioning component for positioning the circuit board is also arranged on the base 1.

When testing the circuit board, the circuit board is placed on the four support columns 5 on the loading plate 3, and the circuit board is manually moved so that the solder joints to be tested on the circuit board are aligned with the corresponding probes 4, and the circuit board is positioned by the positioning component. Finally, the pressure plate 6 is driven downward by the first driving member 7 and pressed against the surface of the circuit board, so that the solder joints on the circuit board are in close contact with the probes 4. The positioning component can effectively prevent the circuit board from shifting during the downward pressing of the pressure plate 6, thereby improving the accuracy of the final test result.

The base 1 is provided with a sliding groove running through the side walls on both sides thereof in the horizontal direction. The positioning assembly includes two sliding blocks 8 slidably connected to the sliding grooves. The ends of the sliding blocks 8 extending out of the sliding grooves are fixedly connected to connecting plates 9 extending vertically upward. The tops of the two connecting plates 9 are provided with horizontally arranged positioning plates 10. The base 1 also includes a second driving member 11 for driving the two sliding blocks 8. The end side walls of the positioning plates 10 are provided with positioning grooves 12, and rubber strips 13 are arranged in the positioning grooves 12. After the position of the circuit board is adjusted, the second driving member 11 drives the two sliding blocks 8 to move relative to each other, so that the positioning plate 10 moves toward the circuit board, and the two ends of the circuit board are inserted into the positioning grooves 12, and finally the rubber strips 13 are pressed against the circuit board to ensure the stability of the circuit board during the test. After the test is completed, the second driving member 11 drives the two sliding blocks 8 to reset so that the circuit board can be removed from the surface of the material loading plate 3.

The second driving member 11 is an electric cylinder horizontally arranged in the base 1, a connecting block 14 is arranged at the bottom of the sliding block 8, and the end of the telescopic rod of the electric cylinder extends out of the side wall of the base 1 and is fixedly connected to the connecting block 14. The electric cylinder drives the connecting block 14 to move in the horizontal direction, thereby driving the positioning block to move in the horizontal direction.

The surface of the support plate 2 is provided with a slide groove 15 in the vertical direction, and a slider 16 is slidably connected in the slide groove 15. The first driving member 7 is a cylinder arranged on the top of the support plate 2, and the end of its piston rod is vertically downward and fixedly connected to the slider 16. The slide groove 15 is a T-shaped groove, and the slider 16 is a T-shaped block. The slider 16 is driven by the cylinder to slide along the slide groove 15 to control the up and down movement of the pressure plate 6.

The specific embodiments are merely explanations of the present invention and are not limitations of the present invention. After reading this specification, those skilled in the art may make modifications to the embodiments without any creative contribution as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims (6)

1. A test device for an integrated circuit board, characterized in that: including base (1), one side of base (1) is provided with extension board (2) of vertical setting, base (1) surface is provided with puts flitch (3), four corners on putting flitch (3) surface are provided with support column (5), extension board (2) are towards the lateral wall of putting flitch (3) along vertical direction sliding connection have clamp plate (6), still including first driving piece (7) that are used for driving clamp plate (6), still be provided with on base (1) and be used for playing the locating component of locate function to the circuit board.

2. The apparatus for testing an integrated circuit board according to claim 1, wherein: the base (1) is provided with a sliding groove penetrating through the side walls of two sides of the base along the horizontal direction, the positioning assembly comprises two sliding blocks (8) which are connected in the sliding groove in a sliding way, the end parts of the sliding blocks (8) extending out of the sliding groove are fixedly connected with vertical upward connecting plates (9), the top ends of the two connecting plates (9) are provided with positioning plates (10) which are horizontally arranged, and the positioning assembly further comprises second driving pieces (11) used for driving the two sliding blocks (8).

3. The apparatus for testing an integrated circuit board according to claim 2, wherein: the positioning plate is characterized in that a positioning groove (12) is formed in the side wall of the end part of the positioning plate (10), and a rubber strip (13) is arranged in the positioning groove (12).

4. The apparatus for testing an integrated circuit board according to claim 1, wherein: the surface of extension board (2) has seted up spout (15) along vertical direction, sliding connection has slider (16) in spout (15), first driving piece (7) are for setting up in the cylinder at extension board (2) top, and its piston rod tip is vertical downwards and fixed connection in the slider.

5. The integrated circuit board testing device of claim 4, wherein: the sliding groove (15) is a T-shaped groove, and the sliding block (16) is a T-shaped block.

6. The apparatus for testing an integrated circuit board according to claim 2, wherein: the second driving piece (11) is an electric cylinder horizontally arranged in the base (1), a connecting block (14) is arranged at the bottom of the sliding block (8), and the end part of a telescopic rod of the electric cylinder extends out of the side wall of the base (1) and is fixedly connected with the connecting block (14).