CN219162306U

CN219162306U - Circuit board aging test equipment

Info

Publication number: CN219162306U
Application number: CN202223601825.8U
Authority: CN
Inventors: 陈国强; 王建宾; 陈峥
Original assignee: Henan Changrun Automation System Co ltd
Current assignee: Henan Changrun Automation System Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-09
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to circuit board aging test equipment, which comprises a frame, a test module and a circuit board pressing module, wherein the test module is arranged at the lower part of the frame, the circuit board pressing module is arranged at the upper part of the frame, the test module is used for being connected with a circuit board to be tested so as to test the circuit board to be tested, the circuit board pressing module is used for connecting the circuit board to be tested with the test module, the circuit board pressing module comprises a driving device and a pressing plate, the driving device is arranged at the upper part of the frame, the lower end of the driving device is connected with the pressing plate and is used for driving the pressing plate to move up and down, and a pressing needle used for pressing the circuit board to be tested is arranged on the pressing plate. The utility model has reasonable structure and high test efficiency, and can rapidly finish the aging test of the circuit board.

Description

Circuit board aging test equipment

Technical Field

The utility model relates to the technical field of test equipment, in particular to circuit board aging test equipment.

Background

Along with the continuous upgrading of technology, in industry manufacturing industry, circuit boards are installed in many industrial products, the circuit boards are used as core components for realizing product functions, the quality of the circuit boards is particularly important for guaranteeing the quality of the industrial products, in order to guarantee the quality of the circuit boards, the circuit boards need to be subjected to aging test to remove unqualified products which can fail in an early failure period before being put into use, so that the reliability and the qualification rate of the products are guaranteed, the circuit boards are under extreme conditions of high temperature, high pressure, additional voltage and the like in the aging test, the early failure of the circuit boards is accelerated, and the circuit boards which fail early can be rapidly and effectively screened and removed.

At present, when the aging test of the circuit board is carried out, test equipment is generally needed, the existing circuit board aging test equipment has the problems of inconvenient placement and low test efficiency of the circuit board, for example, the patent of the utility model of an authorized publication number CN21754331U discloses a test device for testing the aging of the circuit board, a plurality of baffle mechanisms are arranged on a mounting seat and used for clamping the circuit board to be tested, then the circuit board is tested through a test power supply mechanism, the circuit board is required to be placed on the mounting seat in actual use, then the position of the baffle mechanisms is adjusted, and the circuit board can be tested only after being plugged with a power interface on the power supply mechanism, so that the test efficiency is influenced.

Disclosure of Invention

The utility model aims to provide a circuit board burn-in test device which solves the problems existing in the prior circuit board burn-in test device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the circuit board aging test equipment comprises a rack, a test module and a circuit board compression module, wherein the test module is arranged at the lower part of the rack, the circuit board compression module is arranged at the upper part of the rack, the test module is used for being connected with a circuit board to be tested so as to test the circuit board to be tested, and the circuit board compression module is used for connecting the circuit board to be tested with the test module; the circuit board compacting module comprises a driving device and a compacting plate, wherein the driving device is arranged on the upper portion of the frame, the lower end of the driving device is connected with the compacting plate and used for driving the compacting plate to move up and down, and a pressing needle used for compacting the circuit board to be tested is arranged on the compacting plate.

Further, the frame lower part is equipped with the circuit board fixed plate, be provided with the guide post from top to bottom of circuit board fixed plate, the guide post lower extreme with circuit board fixed plate is connected, and the upper end is connected with the guide post fastening plate, the pressure strip cover is established in the guide post, with guide post sliding connection.

Further, the pressure plate comprises a driving device connecting plate and a pressure plate, wherein the driving device connecting plate is arranged above the pressure plate, the driving device connecting plate is connected with the pressure plate through copper columns, linear bearings are arranged at four corners of the driving device connecting plate, the driving device connecting plate is in sliding connection with the guide columns through the linear bearings, and the lower end of the pressure plate is provided with a pressure needle.

Further, drive arrangement includes quick anchor clamps, quick anchor clamps include base, handle and telescopic link, be provided with the mounting hole on the base, frame upper portion is provided with the anchor clamps fixed plate, the base passes through the mounting hole is installed on the anchor clamps fixed plate, the telescopic link slides from top to bottom and sets up in the base, the telescopic link lower extreme with the drive arrangement connecting plate is connected, the handle pass through the connecting rod with the telescopic link is articulated, the swing of handle is used for the drive the telescopic link reciprocates.

Further, the test module comprises a first circuit board, a second circuit board and a third circuit board, wherein the first circuit board, the second circuit board and the third circuit board are arranged up and down, and the first circuit board is connected with the circuit board fixing board.

Further, a touch screen is arranged at the lower part of the rack, and the touch screen is obliquely arranged.

Further, the frame comprises a large bottom plate and large side plates, the large side plates are arranged on two sides of the large bottom plate, a screen fixing plate is arranged on the large bottom plate, and the touch screen is arranged on the screen fixing plate.

The utility model has the beneficial effects that:

according to the circuit board aging test equipment, the circuit board to be tested is placed and connected through the test module, the circuit board to be tested placed on the test module is compressed through the circuit board compressing module, so that the circuit board to be tested is connected with the test module, the circuit board compressing module comprises the driving device and the compressing plate, the driving device can drive the compressing plate to move up and down, the circuit board to be tested is compressed through the pressure arranged on the compressing plate, and the circuit board aging test equipment can achieve rapid placement and test of the circuit board to be tested, and improves the efficiency of circuit board aging test.

Drawings

FIG. 1 is a front view of a circuit board burn-in apparatus of the present utility model;

FIG. 2 is a schematic view of FIG. 1 at A-A with the drive device removed;

fig. 3 is a schematic diagram of a driving device in the circuit board burn-in test apparatus according to the present utility model.

Name corresponding to each label in the figure:

1. frame, 11, circuit board fixed plate, 12, guide post, 13, guide post fastening plate, 14, fixture fixed plate, 15, big bottom plate, 16, big curb plate, 17, screen fixed plate, 2, test module, 21, first circuit board, 22, second circuit board, 23, third circuit board, 3, circuit board compress tightly module, 31, drive arrangement, 311, base, 312, handle, 313, telescopic link, 314, mounting hole, 315, connecting rod, 32, compress tightly board, 321, drive arrangement connecting plate, 322, clamp plate, 323, linear bearing, 324, press needle, 4, screen, 5, circuit board to be tested.

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 are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

Example 1 of the present utility model:

according to the circuit board aging test equipment provided by the embodiment of the utility model, the circuit board to be tested is conveniently and quickly placed in place through the matching of the test module and the circuit board pressing module which are arranged on the rack, and meanwhile, the circuit board to be tested is quickly connected with the test module through the circuit board pressing module pair, so that the high-efficiency test of the circuit board is realized.

Specifically, as shown in fig. 1 and 2, the circuit board aging test device comprises a frame 1, a test module 2 and a circuit board compacting module 3, wherein the test module 2 is arranged at the lower part of the frame 1, the circuit board compacting module 3 is arranged at the upper part of the frame 1, the test module 2 plays roles in placing the circuit board 5 to be tested and connecting the circuit board 5 to be tested, the circuit board compacting module 3 plays roles in connecting the circuit board 5 to be tested with the test module 2, in the embodiment, the circuit board compacting module 3 comprises a driving device 31 and a compacting plate 32, the driving device 31 is arranged at the upper part of the frame 1, the lower end of the driving device 31 is connected with the compacting plate 32, the compacting plate 32 can be driven to move up and down through the driving device 31, and a compacting pin 324 for compacting the circuit board 5 to be tested is arranged on the compacting plate 32.

Through the above setting, when carrying out circuit board ageing test, place the circuit board 5 that awaits measuring on test module 2, drive clamp plate 32 through drive arrangement 31 moves down for press needle 324 compresses tightly circuit board 5 that awaits measuring, is connected circuit board 5 that awaits measuring with test module 2, can carry out circuit board ageing test fast.

In this embodiment, a circuit board fixing plate 11 is disposed at the lower part of the frame 1, guide columns 12 are disposed on the circuit board fixing plate 11, the lower ends of the guide columns 12 are connected with the circuit board fixing plate 11, the upper ends of the guide columns are connected with guide column fastening plates 13, and compression plates 32 are sleeved in the guide columns 12 and slidably connected with the guide columns 12, in this embodiment, four guide columns 12 are disposed, and the guide effect on the compression plates 32 is achieved through the guide columns 12 so as to ensure the stability of the up-down movement of the compression plates 32.

The compacting plate 32 comprises a driving device connecting plate 321 and a pressing plate 321, wherein the driving device connecting plate 321 is arranged above the pressing plate 322, the driving device connecting plate 321 is connected with the pressing plate 322 through copper columns, linear bearings 323 are arranged at four corners of the driving device connecting plate 321, the driving device connecting plate 321 is slidably connected with the guide columns 12 through the linear bearings 323, and the pressing needle 324 is arranged at the lower end of the pressing plate 322. By providing the linear bearing 323, the smoothness of the up-and-down movement of the pressing plate 32 is improved.

In this embodiment, as shown in fig. 3, the driving device 31 includes a quick clamp, the quick clamp includes a base 311, a handle 312 and a telescopic rod 313, a mounting hole 314 is provided on the base 311, a clamp fixing plate 14 is provided on the upper portion of the frame 1, the base 311 is mounted on the clamp fixing plate 14 through the mounting hole 314, the telescopic rod 313 is vertically slidably disposed in the base 311, the lower end of the telescopic rod 313 is connected with a connecting plate of the driving device 31, the handle 312 is hinged with the telescopic rod 313 through a connecting rod 315, and when in actual use, the telescopic rod 313 can be driven to move up and down by pulling the handle 312, so as to drive the pressing plate 32 to move up and down, so as to press the circuit board 5 to be tested.

In this embodiment, the test module 2 includes a first circuit board 21, a second circuit board 22 and a third circuit board 23, where the first circuit board 21, the second circuit board 22 and the third circuit board 23 are disposed at intervals up and down, the first circuit board 21 is connected with the circuit board fixing board 11, and elements, chips and probes for testing are disposed on the first circuit board 21, the second circuit board 22 and the third circuit board 23, and the circuits of the test module 2 belong to the prior art and are not described herein.

As shown in fig. 2, a screen 4 is further provided at the lower part of the frame 1, the screen 4 is obliquely arranged and connected with the test module 2, and the test module 2 is controlled to perform a test through the screen 4.

In this embodiment, the rack 1 includes a large bottom plate 15 and large side plates 16, the large side plates 16 are disposed on two sides of the large bottom plate 15, a screen fixing plate 17 is disposed on the large bottom plate 15, and the screen 4 is disposed on the screen fixing plate 17, so that the large bottom plate 15 and the large side plates 16 are made of bakelite plates for ensuring safety.

Working principle:

when the circuit board aging test is carried out, an operator places the circuit board 5 to be tested at the upper end of the circuit board testing module 2, then pulls down the handle 312 of the quick clamp, the swing of the handle 312 drives the driving device connecting plate 321 and the pressing plate 322 to move downwards, the pressing needle 324 moves downwards along with the connecting plate to press the circuit board 5 to be tested in place, the circuit board 5 to be tested is connected with the testing module 2, then the operator clicks a starting button on the screen 4, the equipment carries out the aging test on the circuit board according to a set program fully automatically, test results of each board are synchronously displayed on the screen, after the test time is up, the operator opens the quick clamp, takes out the circuit board 5 to be tested, and classifies the tested boards according to the test structure of each board displayed on the screen 4.

The utility model has reasonable structure and high test efficiency, can rapidly complete the aging test of the circuit board, and is beneficial to large-scale popularization.

Claims

1. A circuit board aging test device is characterized in that: the circuit board pressing module is arranged at the lower part of the rack, the circuit board pressing module is arranged at the upper part of the rack, the test module is used for being connected with a circuit board to be tested to test the circuit board to be tested, and the circuit board pressing module is used for connecting the circuit board to be tested with the test module; the circuit board compacting module comprises a driving device and a compacting plate, wherein the driving device is arranged on the upper portion of the frame, the lower end of the driving device is connected with the compacting plate and used for driving the compacting plate to move up and down, and a pressing needle used for compacting the circuit board to be tested is arranged on the compacting plate.

2. The circuit board burn-in apparatus of claim 1, wherein: the frame lower part is equipped with the circuit board fixed plate, be provided with the guide post from top to bottom of circuit board fixed plate, the guide post lower extreme with circuit board fixed plate is connected, and the upper end is connected with the guide post fastening plate, the pressure strip cover is established in the guide post, with guide post sliding connection.

3. The circuit board burn-in apparatus of claim 2, wherein: the pressing plate comprises a driving device connecting plate and a pressing plate, wherein the driving device connecting plate is arranged above the pressing plate, the driving device connecting plate is connected with the pressing plate through copper columns, linear bearings are arranged at four corners of the driving device connecting plate, the driving device connecting plate is connected with the guide columns in a sliding mode through the linear bearings, and the pressing needle is arranged at the lower end of the pressing plate.

4. A circuit board burn-in apparatus as claimed in claim 3, wherein: the driving device comprises a quick clamp, the quick clamp comprises a base, a handle and a telescopic rod, a mounting hole is formed in the base, a clamp fixing plate is arranged on the upper portion of the frame, the base is mounted on the clamp fixing plate through the mounting hole, the telescopic rod is arranged in the base in a vertically sliding mode, the lower end of the telescopic rod is connected with a connecting plate of the driving device, the handle is hinged to the telescopic rod through a connecting rod, and the swinging of the handle is used for driving the telescopic rod to move up and down.

5. The circuit board burn-in apparatus of claim 2, wherein: the test module comprises a first circuit board, a second circuit board and a third circuit board, wherein the first circuit board, the second circuit board and the third circuit board are arranged up and down, and the first circuit board is connected with the circuit board fixing board.

6. The circuit board burn-in apparatus of claim 1, wherein: the lower part of the frame is provided with a touch screen which is obliquely arranged.

7. The circuit board burn-in apparatus of claim 6, wherein: the frame comprises a large bottom plate and large side plates, wherein the large side plates are arranged on two sides of the large bottom plate, a screen fixing plate is arranged on the large bottom plate, and the touch screen is arranged on the screen fixing plate.