CN219456250U

CN219456250U - Mainboard FCT testing arrangement

Info

Publication number: CN219456250U
Application number: CN202320225414.9U
Authority: CN
Inventors: 李争超; 黄达
Original assignee: Shenzhen Chile Ocean Technology Co ltd
Current assignee: Shenzhen Chile Ocean Technology Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-08-01
Anticipated expiration: 2033-02-01

Abstract

The utility model discloses a mainboard FCT testing device, which comprises a workbench for mainboard FCT testing, wherein a supporting frame is arranged at the top of the workbench, a supporting slide seat is arranged at the front side of the supporting frame, a sliding groove is formed in the front side of the supporting slide seat, a transmission screw is arranged on the supporting slide seat and positioned in the sliding groove, and a moving block is arranged on the transmission screw; according to the utility model, the test board and the test probe are pressed down to perform FCT test on the main board through threaded cooperation between the drive screw and the moving block, an elastic support structure is formed between the support spring and the traction rod in the support assembly, when the test board, the test probe and the main board are pressed down in a contact manner, the main board carrier moves down to touch the pressure sensor to generate pressure, so that a pressure signal of the pressure sensor is transmitted to the control center, the control center stops starting of the driving motor, the condition that components on the electronic main board of the automobile are damaged due to the fact that personnel perform main board detection is avoided, and the rejection rate of the FCT test of the main board is reduced.

Description

Mainboard FCT testing arrangement

Technical Field

The utility model relates to the technical field of FCT testing, in particular to a motherboard FCT testing device.

Background

FCT (functional test) refers to a test method that provides a simulated operating environment (stimulus and load) for a test target board to operate in various design states, thereby acquiring parameters of the respective states to verify the functional quality of the test target board. In short, it is the test target plate that is loaded with the appropriate stimulus to measure whether the output response is satisfactory.

Before leaving the factory, each parameter of the automobile electronic main board needs to be measured, faults are avoided when products are assembled and used, and the detection of some main boards still depends on manual measurement.

Disclosure of Invention

The present utility model is directed to a motherboard FCT test apparatus, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mainboard FCT testing arrangement, is including the workstation that is used for the mainboard FCT test, the top of workstation is provided with the support frame, and the front side of support frame is provided with the support slide, and the spout has been seted up to the front side of support slide, is located the drive screw that is provided with in the spout on the support slide, is provided with the movable block on the drive screw, is provided with the bracing piece on the movable block, and the bottom of bracing piece is provided with the test board, and the bottom of test board is provided with test probe, is provided with the supporting seat on the workstation, is provided with the supporting component of being convenient for automatically regulated on the supporting seat.

Preferably, both sides of the moving block are attached to the sliding groove, and the moving block is connected with the transmission screw through internal threads and external threads.

Preferably, a driving motor is arranged on the top of the driving screw on the supporting sliding seat, and the driving motor is electrically connected with the control center.

Preferably, the support assembly comprises a cylinder, the cylinder is provided with four, the cylinder is respectively fixed at four corners of the inside of the support seat, and the top of the cylinder is provided with a mounting block.

Preferably, the traction rods are inserted on the mounting blocks in a sliding manner, supporting springs are arranged between the traction rods and the cylinder, the top parts of the four traction rods are provided with main board carriers, and the main boards are placed on the main board carriers.

Preferably, the inside both sides of supporting seat all are provided with the supporting shoe, are provided with pressure sensor on the supporting shoe, electric connection between pressure sensor and the control center, correspond between the bottom of mainboard carrier and the pressure sensor and set up.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the test board and the test probe are pressed down to perform FCT test on the main board through threaded cooperation between the drive screw and the moving block, an elastic support structure is formed between the support spring and the traction rod in the support assembly, when the test board, the test probe and the main board are pressed down in a contact manner, the main board carrier moves down to touch the pressure sensor to generate pressure, so that a pressure signal of the pressure sensor is transmitted to the control center, the control center stops starting of the driving motor, the condition that components on the electronic main board of the automobile are damaged due to the fact that personnel perform main board detection is avoided, and the rejection rate of the FCT test of the main board is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a motherboard FCT test apparatus according to the present utility model.

Fig. 2 is a cross-sectional view between the support base and the cylinder of the present utility model.

Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

Fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: 1. a work table; 2. a support frame; 3. supporting a slide; 31. a chute; 32. a driving motor; 4. a drive screw; 5. a moving block; 6. a support rod; 7. a test board; 71. a test probe; 8. a support base; 81. a cylinder; 82. a mounting block; 83. a pulling rod; 84. a support spring; 85. a motherboard carrier; 86. a support block; 87. a pressure sensor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a mainboard FCT testing arrangement, is including the workstation 1 that is used for mainboard FCT to test, and the top of workstation 1 is fixed with support frame 2, installs the controller in the support frame 2, installs control button on the controller, and support slide 3 is supported to the front side fixed mounting of support frame 2, and spout 31 has been seted up to support slide 3's front side, is located spout 31 on the support slide 3 and rotates through the bearing and be connected with drive screw 4.

The driving motor 32 is installed at the top that lies in drive screw 4 on supporting slide 3, and the model of driving motor 32 can be selected according to actual operating mode, has cup jointed movable block 5 on the drive screw 4, and inside and outside threaded connection between movable block 5 and the drive screw 4, laminating between the both sides of movable block 5 and spout 31 all installs bracing piece 6 on the movable block 5.

The bottom of bracing piece 6 installs test board 7, and the bottom of test board 7 is fixed with test probe 71, through the start of driving motor 32, drives the rotation of drive screw 4, and movable block 5 moves down along the axial of drive screw 4, and then test board 7 and test probe 71 all move down and be close to the mainboard.

The workbench 1 is fixedly provided with a supporting seat 8, the supporting seat 8 is provided with a supporting component which is convenient for automatic adjustment, the supporting component comprises cylinders 81, the cylinders 81 are four and are respectively fixed at four corners of the inside of the supporting seat 8, the tops of the cylinders 81 are fixedly provided with mounting blocks 82, the mounting blocks 82 are fixed on the cylinders 81 through screws, the mounting blocks 82 are slidably inserted with traction rods 83, and supporting springs 84 are fixedly connected between the traction rods 83 and the cylinders 81.

The top of four tractive poles 83 is provided with mainboard carrier 85, has placed the mainboard on the mainboard carrier 85, forms elastic support structure between supporting spring 84 and the tractive pole 83, supports mainboard carrier 85, and the inside both sides of supporting seat 8 all weld supporting shoe 86, and embedded pressure sensor 87 of installing on the supporting shoe 86, pressure sensor 87's model can be selected according to actual conditions.

The pressure sensor 87 is electrically connected with the control center, the driving motor 32 is electrically connected with the control center, the bottom of the main board carrier 85 is correspondingly arranged with the pressure sensor 87, in this embodiment, the main board carrier 85 moves down to touch the pressure sensor 87 to generate pressure, so that the pressure signal of the pressure sensor 87 is transmitted to the control center, and the control center stops the starting of the driving motor 32.

During actual use, the main board is placed on the main board carrier 85, the driving motor 32 is started to drive the transmission screw 4 to rotate, the moving block 5 moves downwards along the axial direction of the transmission screw 4, the test board 7 and the test probe 71 move downwards to be close to the main board, when the test board 7 and the test probe 71 contact and press downwards with the main board, the supporting spring 84 is pressed to enable the traction rod 83 and the main board carrier 85 to move downwards, the main board carrier 85 moves downwards to touch the pressure sensor 87 to generate pressure, the pressure signal of the pressure sensor 87 is transmitted to the control center, the control center stops the starting of the driving motor 32, the contact pressure between the test board 7 and the test probe 71 and the main board is small, the damage condition of component pressing on the electronic main board of the automobile is reduced, and the rejection rate of FCT test of the main board is reduced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A motherboard FCT testing device comprising a workstation (1) for motherboard FCT testing, characterized in that: the top of workstation (1) is provided with support frame (2), the front side of support frame (2) is provided with support slide (3), spout (31) have been seted up to the front side of support slide (3), be provided with drive screw (4) on being located spout (31) on support slide (3), be provided with movable block (5) on drive screw (4), be provided with bracing piece (6) on movable block (5), the bottom of bracing piece (6) is provided with test board (7), the bottom of test board (7) is provided with test probe (71), be provided with supporting seat (8) on workstation (1), be provided with the supporting component of being convenient for automatically regulated on supporting seat (8).

2. The motherboard FCT test apparatus of claim 1, wherein: the two sides of the moving block (5) are attached to the sliding groove (31), and the moving block (5) is connected with the transmission screw (4) through internal and external threads.

3. The motherboard FCT test apparatus of claim 1, wherein: the top that is located drive screw (4) on supporting slide (3) is provided with driving motor (32), electric connection between driving motor (32) and the control center.

4. The motherboard FCT test apparatus of claim 1, wherein: the support assembly comprises a cylinder (81), the cylinder (81) is provided with four, the four cylinders are respectively fixed at four corners of the support seat (8), and the top of the cylinder (81) is provided with a mounting block (82).

5. The motherboard FCT test apparatus of claim 4, wherein: the traction rod (83) is inserted on the installation block (82) in a sliding mode, a supporting spring (84) is arranged between the traction rod (83) and the cylinder (81), a main board carrier (85) is arranged at the top of each traction rod (83), and a main board is placed on each main board carrier (85).

6. The motherboard FCT test apparatus of claim 1, wherein: the inside both sides of supporting seat (8) all are provided with supporting shoe (86), are provided with pressure sensor (87) on supporting shoe (86), and electric connection is between pressure sensor (87) and the control center, corresponds the setting between the bottom of mainboard carrier (85) and pressure sensor (87).