CN212568846U

CN212568846U - PCB intelligent test equipment

Info

Publication number: CN212568846U
Application number: CN202020322831.1U
Authority: CN
Inventors: 王焰华
Original assignee: Shenzhen Fuwei Electronics Co ltd
Current assignee: Shenzhen Fuwei Electronics Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2021-02-19
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a PCB intelligent test device, which comprises a vertical rod, a cross frame, a hydraulic cylinder, a motion connecting rod, a positioning base, a detection instrument, a test needle, a guide vertical rod, a limit screw, an electric control switch, a test board and a workbench, wherein the hydraulic rod of the hydraulic cylinder is connected with the motion connecting rod, the positioning base is arranged at the axial line position of the surface of the test board, the test board is arranged on the guide vertical rod, the limit screw is arranged on the screw thread of the rod body of the guide vertical rod, the limit screw limits the motion distance of the test board, the test needle is arranged at the specific position of the test board, the PCB intelligent test device is designed and suitable for the test of the PCB, the height of the limit screw at the guide vertical rod is adjusted by the rotation of the screw thread, the upper screw and the lower screw limit the motion distance of the motion board, the test, the tester detects data, and the design of the cushioning spring ensures that the testing needle is stably contacted with the board to be tested.

Description

PCB intelligent test equipment

Technical Field

The utility model relates to a PCB field, especially a PCB intelligent test equipment.

Background

The PCB board, namely the printed circuit board, consists of an insulating bottom plate, a connecting lead and a welding disc for assembling and welding electronic elements, and has the double functions of a conductive circuit and the insulating bottom plate. The circuit can replace complex wiring to realize electrical connection among elements in the circuit, thereby simplifying the assembly and welding work of electronic products, reducing the wiring workload in the traditional mode and greatly lightening the labor intensity of workers; and the volume of the whole machine is reduced, the product cost is reduced, and the quality and the reliability of the electronic equipment are improved. The existing detection equipment is mostly operated manually and is not suitable for detecting PCB boards in large batch.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a PCB intelligent test equipment. In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a PCB intelligent test equipment, including the pole setting, the crossbearer, the pneumatic cylinder, the motion connecting rod, the location base, detecting instrument, the test needle, the direction pole setting, limit screw, automatically controlled switch, the testboard, the workstation, the motion connecting rod is connected to the hydraulic stem of pneumatic cylinder, the location pedestal mounting is at test bench face axis position, the testboard is installed in the direction pole setting, limit screw is installed to direction pole setting body of rod screw, limit screw prescribes a limit to the movement distance of testboard, test needle location mounting is at testboard particular position.

Preferably, the test board comprises a motion board, a test substrate, a stable substrate and a damping spring, the motion board, the test substrate and the stable substrate are installed at the upper, middle and lower positions in a positioning mode, the damping spring is installed between the test substrate and the stable substrate, and the design of the damping spring ensures that the test needle is stably contacted with the board to be tested.

Preferably, the limit screw is composed of an upper screw, a lower screw and a limit screw, the upper screw and the lower screw are distributed up and down, the lower screw is firstly screwed, the limit screw is screwed to perform position location after the lower screw moves to a specific height, the upper screw is screwed at the moment, and the upper screw and the lower screw are fastened together in a threaded manner to perform position limitation.

Preferably, the motion plate, the test substrate and the stable substrate are made of transparent PVC materials.

Compared with the prior art, the utility model has the advantages of it is following: the utility model provides a PCB intelligent test equipment, this device design is applicable to the test of PCB board, and the height of stop screw in the direction pole setting is adjusted to the screw thread rotation, and the upper and lower screw rod is the injecing of motion plate movement distance, and screw thread limit position, high-efficient stable operation is convenient, and the design of bradyseism spring has guaranteed that the test needle is stable with the board contact that awaits measuring.

Drawings

Fig. 1 is the utility model discloses PCB intelligent test equipment's structural schematic.

Fig. 2 is the schematic structural diagram of the test board of the present invention.

Fig. 3 is a schematic structural diagram of the limit screw of the present invention.

In the figure: 1. the device comprises a vertical rod, 2, a cross frame, 3, a hydraulic cylinder, 4, a motion connecting rod, 5, a positioning base, 6, a detection instrument, 7, a test needle, 8, a guide vertical rod, 9, a limit screw, 10, an electronic control switch, 11, a test bench, 12, a motion plate, 13, a test substrate, 14, a stable substrate, 15, a cushioning spring, 16, an upper screw, 17, a lower screw, 18, a limit screw, 19 and a workbench.

Detailed Description

The invention is explained in further detail below with reference to the figures and the embodiments.

As shown in fig. 1, 2 and 3, an intelligent PCB testing device is characterized by comprising upright rods 1, crossbearers 2, hydraulic cylinders 3, moving connecting rods 4, a positioning base 5, a detecting instrument 6, a testing needle 7, a guiding upright rod 8, a limit screw 9, an electronic control switch 10, a testing platform 11 and a workbench 19, wherein the upright rods 1 are vertically installed at the edge position of the rear end of the workbench 19, the crossbearers 2 are transversely installed between the two upright rods 1, the hydraulic cylinders 3 are installed at the central axis position of the crossbearers 2 in a positioning manner, the hydraulic rods of the hydraulic cylinders 3 are connected with the moving connecting rods 4, the tail ends of the rod bodies of the moving connecting rods 4 are connected with the positioning base 5, the positioning base 5 is installed at the central axis position of the plate surface of the testing platform 11, the guiding upright rods 8 are vertically installed on the table surface of the workbench 19, the testing platform 11 is installed on the guiding upright, the electric control switch 10 is electrically connected with the detecting instrument 6 and the test bench 11, and the test needle 7 is positioned and installed at a specific position of the test bench 11.

The test bench 11 is composed of a motion plate 12, a test substrate 13, a stable substrate 14 and a cushioning spring 15, the motion plate 12, the test substrate 13 and the stable substrate 14 are positioned and installed at the upper, middle and lower positions, the cushioning spring 15 is installed between the test substrate 13 and the stable substrate 14, and the design of the cushioning spring 15 ensures that the test needle 7 is stably contacted with a board to be tested.

The limiting screw 9 is composed of an upper screw 16, a lower screw 17 and a limiting screw 18, the upper screw 16 and the lower screw 17 are distributed up and down, the lower screw 17 is firstly screwed, the limiting screw 18 is screwed for position location after the lower screw 17 moves to a specific height, at the moment, the upper screw 16 is screwed, and the upper screw 16 and the lower screw 17 are fastened together in a threaded manner for position limitation.

The motion plate 12, the test substrate 13 and the stabilizing substrate 14 are made of transparent PVC materials.

The utility model discloses the theory of operation: the utility model provides a PCB intelligent test equipment this device design is applicable to the test of PCB board, and the height of stop screw in the direction pole setting is adjusted to the screw thread rotation, and the injecing of motion plate movement distance is done to upper and lower screw rod, will await measuring the examination board and place on the test base plate, starts the pneumatic cylinder, and the motion connecting rod pushes down the motion, and the test is tested to the PCB board, and instrumentation test data, the design of bradyseism spring has guaranteed that the test needle is stable with the examination board contact that awaits measuring.

The foregoing is a preferred embodiment of the present invention, and for those skilled in the art to understand the teaching of the present invention, the changes, modifications, replacements and variations to the embodiments will still fall within the protection scope of the present invention without departing from the principle and spirit of the present invention.

Claims

1. An intelligent PCB test device is characterized by comprising upright rods (1), crossbearers (2), hydraulic cylinders (3), moving connecting rods (4), a positioning base (5), a detection instrument (6), a test needle (7), a guide upright rod (8), a limiting screw (9), an electric control switch (10), a test board (11) and a workbench (19), wherein the upright rods (1) are vertically arranged based on the edge position of the rear end of the workbench (19), the crossbearers (2) are transversely arranged between the two upright rods (1), the hydraulic cylinders (3) are positioned and arranged in the axle line position of the crossbearers (2), the hydraulic rods of the hydraulic cylinders (3) are connected with the moving connecting rods (4), the tail ends of rod bodies of the moving connecting rods (4) are connected and arranged with the positioning base (5), the positioning base (5) is arranged in the axle line position of the board surface of the test board (11), the guide upright rods, the test board (11) is installed on the guide vertical rod (8), a limit screw (9) is installed on the rod body of the guide vertical rod (8) in a threaded mode, the limit screw (9) limits the movement distance of the test board (11), the electric control switch (10) is electrically connected with the detection instrument (6) and the test board (11), the test needle (7) is installed at a specific position of the test board (11) in a locating mode, the test board (11) is composed of a motion plate (12), a test base plate (13), a stabilizing base plate (14) and a cushioning spring (15), the motion plate (12), the test base plate (13) and the stabilizing base plate (14) are installed in an upper-middle-lower position locating mode, the cushioning spring (15) is installed between the test base plate (13) and the stabilizing base plate (14), the test needle (7) is guaranteed to be stably contacted with the test board due to the design of the cushioning spring (15), and the, The testing device comprises a lower screw rod (17) and a limiting screw (18), wherein the upper screw rod (16) and the lower screw rod (17) are distributed up and down, the lower screw rod (17) is firstly screwed, the limiting screw (18) is screwed to perform position positioning after the lower screw rod (17) moves to a specific height, the upper screw rod (16) is screwed at the moment, the upper screw rod (16) and the lower screw rod (17) are fastened together in a threaded mode to perform position limitation, and the moving plate (12), the testing substrate (13) and the stabilizing substrate (14) are made of transparent PVC materials.