Test fixture for PCB test

Abstract

The utility model discloses a test fixture for PCB test, which belongs to the technical field of PCB test, aims to solve the problem of test efficiency, and comprises a bottom plate main body, the upper wall of the bottom plate main body is detachably connected with a fixed plate, the inner wall of the upper end of the fixed plate is detachably connected with a test mechanism, the lower wall of the test mechanism is detachably connected with a PCB detection probe, and the PCB detection probe is detachably connected with the PCB detection probe. The upper wall of the bottom plate main body is detachably connected with a protection plate, and the inner wall of the protection plate is detachably connected with a PCB fixing mechanism; according to the utility model, through the designed PCB fixing mechanism, the stability of the PCB in the detection process is stronger, so that the detection data of the PCB is more accurate, better use effect and commercial prospect are brought to the PCB, the detection efficiency of the device is higher, the detection effect is better, through the designed clamping groove, the friction force between the PCB and the antiskid plate can be increased, and the detection precision is improved. Therefore, the detection of the PCB is more convenient and faster.

Description

Technical Field

[0001] The utility model belongs to the technical field of PCB testing, and in particular relates to a test fixture for PCB testing. Background Art

[0002] PCB, the Chinese name for printed circuit board, is also called printed circuit board. It is an important electronic component, a support for electronic components, and a carrier for electrical connections of electronic components. Because it is made using electronic printing technology, it is called a "printed" circuit board. PCB records all the information required by the operating system to describe the current status of the process and control the operation of the process. The function of PCB is to make a program that cannot run independently in multiple program environments become a basic unit that can run independently, a process that can be executed concurrently with other processes.

[0003] In the prior art, there is a PCB test fixture with a patent announcement number of CN212905291U. The above patent is very convenient and quick to install and use, and the operation is simple, but there are still the following shortcomings in actual use: from a practical point of view, the PCB board is prone to shaking during the test process, resulting in poor test results and inaccurate test data. There is great inconvenience in the actual use process, and the operation is very inconvenient.

[0004] Therefore, a test fixture for PCB testing is needed to solve the problem in the prior art that it is easy to shake, resulting in poor test results and inaccurate test data. Utility Model Content

[0005] The purpose of the utility model is to provide a test fixture for PCB testing to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a test fixture for PCB testing. It should be noted in the solution that a test fixture for PCB testing includes a base plate body, the upper wall of the base plate body is detachably connected to a fixing plate, the upper inner wall of the fixing plate is detachably connected to a testing mechanism, the lower wall of the testing mechanism is detachably connected to a PCB detection probe, the upper wall of the base plate body is detachably connected to a protective plate, and the inner wall of the protective plate is detachably connected to a PCB board fixing mechanism.

[0007] It is further worth explaining that the PCB board fixing mechanism includes a motor, a connecting rod, a telescopic column, a sealing sleeve, a card plate, a card column, an anti-skid plate, a slide groove and a card slot, the lower wall of the motor is detachably connected to the connecting rod, the outer wall of one side of the connecting rod is detachably connected to the telescopic column, the outer wall of the telescopic column is fixedly installed with a sealing sleeve, the front inner wall of the telescopic column is detachably connected to the card plate, the lower wall of the card plate is fixedly connected to the card column, the lower wall of the card column is slidably connected to the anti-skid plate, a slide groove is provided on one side of the anti-skid plate, and a card slot is provided on the upper wall of the anti-skid plate.

[0008] It should be further explained that fixing nails are provided between the base plate body and the fixing plate, and the upper wall of the base plate body is detachably connected to the lower wall of the fixing plate through the fixing nails.

[0009] As a preferred embodiment, a fixing groove is provided between the fixing plate and the testing mechanism, and an inner wall of one side of the fixing plate is detachably connected to an outer wall of the testing mechanism via a connecting groove.

[0010] As a preferred implementation, a fixing groove is provided between the protection plate and the PCB board fixing mechanism, and the inner wall of the protection plate is detachably connected to the outer wall of the PCB board fixing mechanism through the fixing groove.

[0011] As a preferred embodiment, a clamping slot is provided between the telescopic column and the clamping plate, and the inner wall of the front end of the telescopic column is detachably connected to the outer wall of the clamping plate through the clamping slot.

[0012] As a preferred implementation, an adhesive is provided between the telescopic column and the sealing sleeve, and the outer wall of the telescopic column is fixedly connected to the inner wall of the sealing sleeve via the adhesive.

[0013] Compared with the prior art, the test fixture for PCB testing provided by the utility model has at least the following beneficial effects:

[0014] (1) The designed PCB board fixing mechanism can make the PCB board more stable during the detection process, so that the detection data of the PCB board is more accurate, which brings better use effect and commercial prospect to the PCB board, and makes the detection efficiency of the device higher and the detection effect better.

[0015] (2) The designed card slot can increase the friction between the PCB board and the anti-slip plate, thereby making the detection of the PCB board more convenient and quick, improving the convenience of PCB board detection, and increasing the service life of the PCB board, bringing better use effect to the PCB board. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a structural schematic diagram of the PCB board fixing mechanism in the utility model;

[0018] Figure 3 This is a partial enlarged view of the PCB board fixing mechanism in the utility model;

[0019] Figure 4 This is a schematic diagram of the bottom structure of the PCB board fixing mechanism in the utility model;

[0020] Figure 5 It is a schematic diagram of the bottom structure of the utility model.

[0021] In the figure: 1. bottom plate body; 2. fixing plate; 3. testing mechanism; 4. PCB detection probe; 5. protection plate; 6. PCB board fixing mechanism; 601. motor; 602. connecting rod; 603. telescopic column; 604. sealing sleeve; 605. card plate; 606. card column; 607. anti-skid plate; 608. slide groove; 609. card groove. DETAILED DESCRIPTION

[0022] The present invention will be further described below in conjunction with the embodiments.

[0023] See also Figure 1-5 The utility model provides a test fixture for PCB testing, comprising: a base plate body 1, an upper wall of the base plate body 1 is detachably connected with a fixing plate 2, an upper inner wall of the fixing plate 2 is detachably connected with a testing mechanism 3, a lower wall of the testing mechanism 3 is detachably connected with a PCB detection probe 4, an upper wall of the base plate body 1 is detachably connected with a protective plate 5, an inner wall of the protective plate 5 is detachably connected with a PCB board fixing mechanism 6, the PCB board fixing mechanism 6 comprises a motor 601, a connecting rod 602, a telescopic column 603, a sealing sleeve 604, a card plate 605, a card column 606, an anti-slip plate 607, a slide groove 608 and a card groove 60 9. The lower wall of the motor 601 is detachably connected with a connecting rod 602, and one side outer wall of the connecting rod 602 is detachably connected with a telescopic column 603, and the outer wall of the telescopic column 603 is fixedly installed with a sealing sleeve 604, and the front inner wall of the telescopic column 603 is detachably connected with a clamping plate 605, and the lower wall of the clamping plate 605 is fixedly connected with a clamping column 606, and the lower wall of the clamping column 606 is slidably connected with an anti-skid plate 607, and one side of the anti-skid plate 607 is provided with a sliding groove 608, and the upper wall of the anti-skid plate 607 is provided with a clamping groove 609, which can make the PCB board more stable during the detection process, thereby making the detection data of the PCB board more accurate.

[0024] Further Figure 1 , Figure 2 and Figure 3As shown, it is worth specifically explaining that a fixing nail is arranged between the base plate body 1 and the fixed plate 2, and the upper wall of the base plate body 1 is detachably connected to the lower wall of the fixed plate 2 through the fixing nail. A fixing groove is arranged between the fixed plate 2 and the testing mechanism 3, and the inner wall of one side of the fixed plate 2 is detachably connected to the outer wall of the testing mechanism 3 through the connecting groove, which brings better use effect and commercial prospect to the PCB board, makes the detection efficiency of the device higher, and the detection effect is better.

[0025] According to the above working process, it can be known that: through the designed PCB board fixing mechanism 6, the stability of the PCB board during the detection process can be stronger, so that the detection data of the PCB board can be more accurate, which brings better use effect and commercial prospects to the PCB board, makes the detection efficiency of the device higher, and the detection effect is better. Through the designed card slot 609, the friction between the PCB board and the anti-slip plate can be increased, so that the detection of the PCB board is more convenient and quick, the detection convenience of the PCB board is improved, the service life of the PCB board is increased, and the PCB board is brought to a better use effect.

[0026] Further Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that a fixing groove is arranged between the protective plate 5 and the PCB board fixing mechanism 6, the inner wall of the protective plate 5 is detachably connected to the outer wall of the PCB board fixing mechanism 6 through the fixing groove, a card slot is arranged between the telescopic column 603 and the card plate 605, the front end inner wall of the telescopic column 603 is detachably connected to the outer wall of the card plate 605 through the card slot, an adhesive is arranged between the telescopic column 603 and the sealing sleeve 604, the outer wall of the telescopic column 603 is fixedly connected to the inner wall of the sealing sleeve 604 through the adhesive, thereby increasing the friction between the PCB board and the anti-slip plate, thereby making the detection of the PCB board more convenient and quick, and improving the convenience of PCB board detection.

[0027] This solution has the following working process: first, place the PCB board on the PCB board fixing mechanism 6 in the protective plate, start the motor 601, the motor 601 will drive the telescopic column 603 to extend and retract, so that the card plate 605 fixes the PCB board. During the extension and retraction process, the card column 606 will slide in the slide groove 608, and the card groove 609 will increase the friction between the PCB board and the anti-slip plate 607. After fixing, start the test mechanism 3, and the PCB detection probe 4 will perform detection.

[0028] In summary: through the designed PCB board fixing mechanism 6, the stability of the PCB board during the detection process can be stronger, so that the detection data of the PCB board will be more accurate, the PCB board will have better use effect and commercial prospects, the detection efficiency of the device will be higher, and the detection effect will be better. First, the PCB board is placed on the PCB board fixing mechanism 6 in the protective plate, and the motor 601 is started. The motor 601 will drive the telescopic column 603 to extend and retract, so that the card plate 605 fixes the PCB board. During the extension and retraction process, the card column 606 will slide in the slide groove 608, and the card groove 609 will increase the friction between the PCB board and the anti-slip plate 607. After fixing, start the test mechanism 3, and the PCB detection probe 4 will perform detection. Through the designed card groove 609, the friction between the PCB board and the anti-slip plate can be increased, so that the detection of the PCB board is more convenient and quick, the detection convenience of the PCB board is improved, the service life of the PCB board is improved, and the PCB board has better use effect.

[0029] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A test fixture for PCB testing, comprising a base plate body (1), characterized in that: The upper wall of the base plate body (1) is detachably connected to a fixing plate (2), the upper inner wall of the fixing plate (2) is detachably connected to a testing mechanism (3), the lower wall of the testing mechanism (3) is detachably connected to a PCB detection probe (4), the upper wall of the base plate body (1) is detachably connected to a protective plate (5), the inner wall of the protective plate (5) is detachably connected to a PCB board fixing mechanism (6), the PCB board fixing mechanism (6) comprises a motor (601), a connecting rod (602), a telescopic column (603), a sealing sleeve (604), a card plate (605), a card column (606), an anti-slip plate (607), a slide groove (608) and a card The motor (601) is detachably connected to a connecting rod (602) on the lower wall, a telescopic column (603) is detachably connected to an outer wall on one side of the connecting rod (602), a sealing sleeve (604) is fixedly installed on the outer wall of the telescopic column (603), a card plate (605) is detachably connected to the inner wall of the front end of the telescopic column (603), a card column (606) is fixedly connected to the lower wall of the card plate (605), an anti-slip plate (607) is slidably connected to the lower wall of the card column (606), a sliding groove (608) is provided on one side of the anti-slip plate (607), and a card groove (609) is provided on the upper wall of the anti-slip plate (607).

2. A test fixture for PCB testing according to claim 1, characterized in that: A fixing nail is provided between the base plate body (1) and the fixing plate (2), and the upper wall of the base plate body (1) is detachably connected to the lower wall of the fixing plate (2) via the fixing nail.

3. A test fixture for PCB testing according to claim 2, characterized in that: A fixing groove is provided between the fixing plate (2) and the testing mechanism (3), and an inner wall on one side of the fixing plate (2) is detachably connected to an outer wall of the testing mechanism (3) via the connecting groove.

4. A test fixture for PCB testing according to claim 3, characterized in that: A fixing groove is provided between the protection plate (5) and the PCB board fixing mechanism (6), and the inner wall of the protection plate (5) is detachably connected to the outer wall of the PCB board fixing mechanism (6) via the fixing groove.

5. A test fixture for PCB testing according to claim 4, characterized in that: A clamping slot is provided between the telescopic column (603) and the clamping plate (605), and the inner wall of the front end of the telescopic column (603) is detachably connected to the outer wall of the clamping plate (605) via the clamping slot.

6. A test fixture for PCB testing according to claim 5, characterized in that: An adhesive is provided between the telescopic column (603) and the sealing sleeve (604), and the outer wall of the telescopic column (603) is fixedly connected to the inner wall of the sealing sleeve (604) via the adhesive.

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