Mainboard test fixture

Abstract

The utility model relates to the technical field of clamps, in particular to a mainboard test clamp which comprises a machining table, an adjusting assembly is arranged at the top of the machining table, a limiting assembly is arranged at the top of the adjusting assembly, and through the arrangement of the adjusting assembly, a driving motor drives a rotating bidirectional threaded rod, so that two limiting plates can move oppositely to clamp a mainboard. The clamping efficiency is improved, auxiliary sliding blocks are arranged at the bottom of a mounting plate, through sliding connection with auxiliary sliding grooves, the bearing pressure of a bidirectional threaded rod is relieved during machining, meanwhile, two moving blocks work more stably during sliding, and the clamping efficiency is improved; and due to the fact that the damping springs are fixedly connected between the guide plates and the limiting plates, the damping effect is achieved in the clamping process, the situation that the main plate is damaged by too large clamping force is avoided, the connecting plates are driven to move through the hydraulic telescopic rods, the side faces of the main plate can be clamped, and then stability and practicability are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fixtures, in particular to a mainboard testing fixture. Background Art

[0002] Computer case motherboard, also called mainboard system board or motherboard, is divided into commercial motherboard and industrial motherboard. It is installed in the case and is one of the most basic and important parts of the microcomputer. The motherboard is generally a rectangular circuit board, on which the main circuit system of the computer is installed, generally including BIOS chip, I / O control chip, keyboard and panel control switch interface, indicator light connector, expansion slot, DC power supply connector of the motherboard and plug-in card, etc. The motherboard also needs to be measured during the processing and production process, so a fixture is needed to facilitate the work.

[0003] Prior art, such as: CN215297579U, a fixture for testing the function of an integrated motherboard, controls the switch of the motor, the motor drives the short shaft to rotate, thereby driving the pin shaft to rotate, the rotation of the pin shaft drives the gear to rotate, due to the meshing of the gear and the rack, the gear rotates, driving the rack to move, the rack moves toward the inner side of the strip groove, drives the connecting block to move, and the movable plate moves toward the direction close to the fixed plate. The utility model can clamp motherboards of different lengths and widths, thereby improving applicability.

[0004] However, the device still has certain shortcomings during use. During the clamping process, the movable plate will move toward the fixed plate to limit the position, and then clamp, but the fixed plate is fixed on the top of the base, and thus has certain limitations during the clamping process. The device has no shock-absorbing effect during the clamping of the motherboard. Therefore, when clamping the motherboard, too much force will damage the support plate, reducing practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a mainboard test fixture to solve the problem of CN215297579U, a fixture for integrated mainboard function testing, proposed in the above-mentioned background technology: during the clamping process, the moving plate will move toward the fixed plate to limit the position, and then clamp, but the fixed plate is fixed on the top of the base, and thus has certain limitations in the clamping process. The device has no shock-absorbing effect in the process of clamping the mainboard, so when clamping the mainboard, too much force will damage the support plate, reducing practicality.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A mainboard test fixture comprises a processing table, an adjusting component is arranged on the top of the processing table, and a limit position component is arranged on the top of the adjusting component;

[0008] The adjustment assembly includes a driving motor installed on the side of the processing table, the output end of the driving motor is fixedly connected to a bidirectional threaded rod, the top of the processing table is provided with a guide groove, the bidirectional threaded rod penetrates the processing table and extends into the guide groove, the bidirectional threaded rod is rotatably connected to the processing table, the outer surface of the bidirectional threaded rod is threadedly connected to a moving block, the top of the processing table is provided with an auxiliary slide groove, and the auxiliary slide groove is located on the side of the guide groove;

[0009] The limiting assembly includes a mounting plate on the top of the moving block, the mounting plate is fixedly connected to the moving block, a guide plate is fixedly connected to the side of the mounting plate, a shock-absorbing spring is fixedly connected to the side of the guide plate, the end of the shock-absorbing spring is connected to the limiting plate, and the mounting plate is located at the top of the guide groove and the auxiliary slide groove.

[0010] As a preferred solution of the utility model, an auxiliary slider is fixedly connected to the bottom of the mounting plate, the auxiliary slider is opposite to the auxiliary slide groove, and the auxiliary slider extends into the auxiliary slide groove and is slidably connected to the auxiliary slide groove.

[0011] As a preferred solution of the utility model, a rectangular block is fixedly connected to the top of the processing table, a hydraulic telescopic rod is fixedly connected to the side of the rectangular block, a connecting plate is fixedly connected to the end of the hydraulic telescopic rod, and a shock-absorbing pad is fixedly connected to the side of the connecting plate.

[0012] As a preferred solution of the utility model, a sliding block is fixedly connected to the bottom of the connecting plate, a groove is provided on the top of the processing table, and the sliding block extends into the groove and is slidably connected to the groove.

[0013] As a preferred solution of the utility model, a telescopic rod is fixedly connected to the bottom of the processing table, and a connecting block is fixedly connected to the bottom of the telescopic rod.

[0014] As a preferred solution of the utility model, a bottom plate is clamped at the bottom of the connecting block, and a mounting hole is opened at the top corner of the bottom plate.

[0015] As a preferred solution of the utility model, a side guard plate is fixedly connected to the side of the mounting plate, and the bottom of the side guard plate is fixedly connected to the moving block.

[0016] As a preferred solution of the utility model, a rubber pad is fixedly connected to the side of the limiting plate, and the thickness of the rubber pad is 1.5CM.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. In the utility model, by setting an adjustment component, the driving motor drives the rotation of the bidirectional threaded rod, so that the two limit plates can move toward each other, clamp the main board, and improve the clamping efficiency. An auxiliary slider is set at the bottom of the mounting plate. Through the sliding connection with the auxiliary slide groove, not only the bearing pressure of the bidirectional threaded rod is relieved during processing, but also the two moving blocks are made more stable when sliding, thereby improving the clamping efficiency.

[0019] 2. In the utility model, by setting a limit assembly, in the process of clamping the mainboard, since a shock-absorbing spring is fixedly connected between the guide plate and the limit plate, there is a shock-absorbing effect in the clamping process, thereby preventing the mainboard from being damaged by excessive clamping force. The connecting plate is driven to move by the hydraulic telescopic rod to clamp the side of the mainboard, thereby improving stability and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the adjustment component of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the limit assembly of the utility model;

[0023] Figure 4 It is a schematic diagram of the bottom structure of the processing table of the utility model.

[0024] In the figure: 1. adjustment component; 101. drive motor; 102. bidirectional threaded rod; 103. moving block; 104. guide groove; 105. auxiliary slide groove; 106. auxiliary slide block; 2. limit component; 201. mounting plate; 202. side guard plate; 203. guide plate; 204. shock-absorbing spring; 205. limit plate; 206. rubber pad; 3. processing table; 4. rectangular block; 5. connecting plate; 6. bottom plate; 7. mounting hole; 8. groove; 9. sliding block; 10. shock-absorbing pad; 11. hydraulic telescopic rod; 12. connecting block; 13. telescopic rod. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0026] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0027] A mainboard testing fixture comprises a processing table 3, an adjusting component 1 is arranged on the top of the processing table 3, and a limiting component 2 is arranged on the top of the adjusting component 1.

[0028] In this embodiment, according to Figure 1 , Figure 2 and Figure 4 As shown, the adjustment component 1 includes a driving motor 101 installed on the side of the processing table 3, the output end of the driving motor 101 is fixedly connected with a bidirectional threaded rod 102, the top of the processing table 3 is provided with a guide groove 104, the bidirectional threaded rod 102 penetrates the processing table 3 and extends into the guide groove 104, the bidirectional threaded rod 102 is rotatably connected to the processing table 1, the outer surface of the bidirectional threaded rod 102 is threadedly connected with a moving block 103, the top of the processing table 3 is provided with an auxiliary slide groove 105, the auxiliary slide groove 105 is located on the side of the guide groove 104, the top of the processing table 3 is fixedly connected with a rectangular block 4, the side of the rectangular block 4 is fixedly connected with a hydraulic telescopic rod 11, the end of the hydraulic telescopic rod 11 is fixedly connected with a connecting plate 5, and the side of the connecting plate 5 is fixedly connected with a shock-absorbing pad 10.

[0029] Among them, the main board to be tested is placed on the top of the processing table 3, the driving motor 101 is started to rotate the bidirectional threaded rod 102, the two moving blocks 103 move toward each other, and at the same time, the two limit plates 205 move toward each other to clamp the main board, and the hydraulic telescopic rod 11 is started to drive the connecting plate 5 to move towards the main board, and the side of the main board is limited, thereby improving the clamping efficiency.

[0030] In this embodiment, according to Figure 1 , Figure 3 and Figure 4As shown, the limiting assembly 2 includes a mounting plate 201 at the top of the moving block 103, the mounting plate 201 is fixedly connected to the moving block 103, a guide plate 203 is fixedly connected to the side of the mounting plate 201, a shock absorbing spring 204 is fixedly connected to the side of the guide plate 203, the end of the shock absorbing spring 204 is connected to the limiting plate 205, the mounting plate 201 is located at the top of the guide groove 104 and the auxiliary slide groove 105, the bottom of the mounting plate 201 is fixedly connected to the auxiliary slider 106, the auxiliary slider 106 is opposite to the auxiliary slide groove 105, the auxiliary slider 106 extends into the auxiliary slide groove 105 and slides with the auxiliary slide groove 105 Dynamic connection, the bottom of the connecting plate 5 is fixedly connected with a sliding block 9, the top of the processing table 3 is provided with a groove 8, the sliding block 9 extends into the groove 8 and is slidably connected with the groove 8, the bottom of the processing table 3 is fixedly connected with a telescopic rod 13, the bottom of the telescopic rod 13 is fixedly connected with a connecting block 12, the bottom of the connecting block 12 is clamped with a bottom plate 6, and a mounting hole 7 is provided at the top corner of the bottom plate 6. The side of the mounting plate 201 is fixedly connected with a side guard plate 202, and the bottom of the side guard plate 202 is fixedly connected to the moving block 103, and the side of the limit plate 205 is fixedly connected with a rubber pad 206, and the thickness of the rubber pad 206 is 1.5CM.

[0031] Among them, in the process of clamping the mainboard, since the shock-absorbing spring 204 is fixedly connected between the guide plate 203 and the limit plate 205, there is a shock-absorbing effect in the clamping process, avoiding excessive clamping force to damage the mainboard, thereby improving stability and practicality.

[0032] The working process of the utility model is as follows: when the mainboard test fixture device designed by the present invention is used, first check whether the device is used normally in advance, put the mainboard to be tested on the top of the processing table 3, start the driving motor 101 to rotate the bidirectional threaded rod 102, the two moving blocks 103 move towards each other, and at the same time, the two limiting plates 205 move towards each other to clamp the mainboard, start the hydraulic telescopic rod 11 to drive the connecting plate 5 to move towards the mainboard, limit the side of the mainboard to prevent the mainboard from moving to the side during processing, and at the bottom of the mounting plate 201, the mainboard is placed on the bottom of the mounting plate 201. An auxiliary slider 106 is provided in the part, which is connected to the auxiliary slide groove 105 through sliding, which not only relieves the bearing pressure of the bidirectional threaded rod 102 during processing, but also makes the two moving blocks 103 more stable when sliding. In the process of clamping the mainboard, since the shock-absorbing spring 204 is fixedly connected between the guide plate 203 and the limit plate 205, it has a shock-absorbing effect during the clamping process, avoiding excessive clamping force to damage the mainboard, thereby improving stability and practicality. The height of the processing table 3 can be adjusted by adjusting the telescopic rod 13, which is convenient for the staff to work.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A motherboard testing fixture, comprising a processing table (3), characterized in that: An adjusting component (1) is arranged on the top of the processing table (3), and a limiting component (2) is arranged on the top of the adjusting component (1); The adjustment assembly (1) comprises a driving motor (101) mounted on the side of a processing table (3); the output end of the driving motor (101) is fixedly connected to a bidirectional threaded rod (102); a guide groove (104) is provided on the top of the processing table (3); the bidirectional threaded rod (102) penetrates the processing table (3) and extends into the guide groove (104); the bidirectional threaded rod (102) is rotatably connected to the processing table (3); a moving block (103) is threadedly connected to the outer surface of the bidirectional threaded rod (102); an auxiliary slide groove (105) is provided on the top of the processing table (3); and the auxiliary slide groove (105) is located on the side of the guide groove (104); The limiting assembly (2) comprises a mounting plate (201) at the top of the moving block (103), the mounting plate (201) being fixedly connected to the moving block (103), a guide plate (203) being fixedly connected to the side of the mounting plate (201), a shock absorbing spring (204) being fixedly connected to the side of the guide plate (203), an end of the shock absorbing spring (204) being connected to the limiting plate (205), and the mounting plate (201) being located at the top of the guide groove (104) and the auxiliary slide groove (105).

2. A motherboard test fixture according to claim 1, characterized in that: An auxiliary sliding block (106) is fixedly connected to the bottom of the mounting plate (201), the auxiliary sliding block (106) is opposite to the auxiliary sliding groove (105), and the auxiliary sliding block (106) extends into the auxiliary sliding groove (105) and is slidably connected to the auxiliary sliding groove (105).

3. The motherboard test fixture according to claim 1, characterized in that: The top of the processing table (3) is fixedly connected to a rectangular block (4), the side of the rectangular block (4) is fixedly connected to a hydraulic telescopic rod (11), the end of the hydraulic telescopic rod (11) is fixedly connected to a connecting plate (5), and the side of the connecting plate (5) is fixedly connected to a shock-absorbing pad (10).

4. A motherboard test fixture according to claim 3, characterized in that: A sliding block (9) is fixedly connected to the bottom of the connecting plate (5), a groove (8) is provided on the top of the processing table (3), and the sliding block (9) extends into the groove (8) and is slidably connected to the groove (8).

5. The motherboard test fixture according to claim 1, characterized in that: A telescopic rod (13) is fixedly connected to the bottom of the processing table (3), and a connecting block (12) is fixedly connected to the bottom of the telescopic rod (13).

6. The motherboard test fixture according to claim 5, characterized in that: The bottom of the connection block (12) is clamped with a bottom plate (6), and a mounting hole (7) is provided at a top corner of the bottom plate (6).

7. The motherboard test fixture according to claim 1, characterized in that: A side guard plate (202) is fixedly connected to the side of the mounting plate (201), and the bottom of the side guard plate (202) is fixedly connected to the moving block (103).

8. The motherboard test fixture according to claim 1, characterized in that: A rubber pad (206) is fixedly connected to the side of the limiting plate (205), and the thickness of the rubber pad (206) is 1.5 cm.

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