CN219179558U - PCBA switches on test fixture - Google Patents

Abstract

The utility model provides a PCBA conduction test fixture, which comprises a placing plate and a test assembly, wherein the placing plate is used for placing a PCBA board, the PCBA board is connected with a male base of a board connector, the test assembly is arranged on the front side of the placing plate, and the test assembly comprises: the device comprises a driving piece, an upper pressing plate and a lower pressing block, wherein the lower pressing block is provided with a plate connector female seat which can be oppositely inserted with the plate connector male seat, the driving piece can drive the lower pressing block to move towards the plate connector female seat, so that the plate connector male seat and the plate connector female seat are oppositely inserted, a PCBA (printed circuit board assembly) is subjected to conduction test, and an elastic piece is further arranged between the driving piece and the upper pressing plate. Place the board in this application and carry out quick location to PCBA board, and operating personnel only need place the public seat of to board connector of PCBA board in the holding down plate, can accomplish to inserting the operation to board connector public seat and to board connector female seat is automatic in the test assembly, convenient operation has greatly improved conduction test efficiency.

Description

PCBA switches on test fixture

Technical Field

The utility model relates to the technical field of test equipment of circuit boards, in particular to a PCBA conduction test fixture.

Background

The automatic processing equipment is internally provided with a PCBA board for realizing various function control, and a large number of pin sleeves are required to be welded on the PCBA board for connecting external hardware or inserting other functional modules. In order to ensure normal use of the needle sleeve, the needle sleeve is welded on the PCBA plate and then the welding point is required to be subjected to short-circuit conduction test, the conventional short-circuit conduction test is usually carried out on the welding point of the needle sleeve by using a universal meter, the test process is carried out by using probes of the universal meter one by one, the time and the labor are wasted, the misdetection is easy to occur, and the mounting and the dismounting of the PCBA plate are more troublesome, if the misdetection PCBA plate is mounted on equipment and then the problem is found and then the replacement and the mounting are carried out, the personnel waste and the working hour waste are caused, and the production requirement is difficult to be satisfied.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a PCBA conduction test fixture.

The aim of the utility model is realized by the following technical scheme: including placing board and test assembly, place the board and be used for placing PCBA board, be connected with on the PCBA board to the public seat of board connector, test assembly set up in place the board front side, wherein test assembly includes: the device comprises a driving piece, an upper pressing plate and a lower pressing block, wherein the lower pressing block is provided with a plate connector female seat which can be oppositely inserted with the plate connector male seat, the driving piece can drive the lower pressing block to move towards the plate connector female seat, so that the plate connector male seat and the plate connector female seat are oppositely inserted, a PCBA (printed circuit board assembly) is subjected to conduction test, and an elastic piece is further arranged between the driving piece and the upper pressing plate.

Specifically, still be equipped with the locating piece on placing the board, the locating piece is circumference array arrangement along PCBA board all around, still be provided with the reference column on placing the board, the reference column is used for the location PCBA board.

Specifically, the placing plate is also provided with an indicator lamp.

Specifically, one side of briquetting down towards the top board is equipped with the mounting groove, the mounting groove can hold to the female seat of board connector, the inside trompil that supplies to the female seat of board connector that is equipped with down of briquetting, the one end of trompil by the mounting groove bottom is along vertical direction downwardly extending and run through to the briquetting is outside down.

Specifically, the upper surface of the upper pressing plate is also provided with a guide post.

Specifically, the elastic piece includes connecting plate and spring, the connecting plate connect in the output of driving piece, be provided with the round hole on the connecting plate, guide post sliding connection in the round hole, the spring suit in on the guide post, wherein spring one end support in the hole bottom surface of round hole, the other end support of spring hold in the upper surface of top board.

Compared with the prior art, the method has the following advantages:

the locating column and the locating block are arranged on the placing plate to rapidly locate the PCBA, so that an operator can conveniently place the locating column and the locating block, the operator only needs to place the male base of the PCBA to the board connector in the lower pressing plate, and the male base of the board connector and the female base of the board connector can be automatically completed to-plug operation in the test assembly, so that the operation is convenient, and the conduction test efficiency is greatly improved.

Drawings

FIG. 1 is an overall schematic diagram of a PCBA conduction test fixture;

FIG. 2 is an overall schematic of a test assembly;

in the figure: 100 placing plates, 110 positioning blocks, 120 positioning columns, 130 indicating lamps, 200 testing components, 210 driving parts, 220 upper pressing plates, 221 guide columns, 230 lower pressing blocks, 231 mounting grooves, 232 holes, 300 elastic parts, 310 connecting blocks, 320 springs and 400 board-to-board connector male seats.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The term "adjacent" as used herein includes "closely adjacent edges" and "slightly further" as used herein, the terms "inner", "outer", "left", "right" and the like are for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1, the utility model relates to a PCBA conduction test fixture, comprising: including placing board 100 and test assembly 200, place board 100 and be used for placing the PCBA board, be connected with on the PCBA board to the public seat 400 of board connector, test assembly 200 set up in place board 100 front side, wherein test assembly 200 includes: the driving piece 210, the upper pressing plate 220 and the lower pressing block 230, wherein the lower pressing block 230 is provided with a board connector female seat which can be inserted with the board connector male seat 400, the driving piece 210 can drive the lower pressing block 230 to move towards the board connector female seat, so that the board connector male seat 400 and the board connector female seat are inserted relatively, the PCBA board is subjected to conduction test, and an elastic piece 300 is further arranged between the driving piece 210 and the upper pressing plate 220.

Referring to fig. 1, the placement board 100 is further provided with positioning blocks 110, the positioning blocks 110 are arranged in a circumferential array along the periphery of the PCBA board, the placement board 100 is further provided with positioning columns 120, and the positioning columns 120 are used for positioning the PCBA board. Specifically, locating piece 110 is the rectangle, reference column 120 is cylindrically, and two reference columns 120 set up respectively on the diagonal of PCBA board, and two reference columns 120 and the locating hole looks adaptation of PCBA board can prevent on the one hand that the PCBA board from appearing rocking in switching on the in-process, and on the other hand can make things convenient for the operator to have the location benchmark when placing the PCBA board, can more quick smooth place the PCBA board.

Referring to fig. 1, the placement plate 100 is further provided with an indicator lamp 130. Specifically, the number of the indicator lamps 130 is 2, one indicator lamp 130 is red, the other indicator lamp 130 is green, when the PCBA board is placed on the placing board 100 for conducting test, if the PCBA board is conducted, the green indicator lamp 130 is turned on, and if the PCBA board is not conducted, the red indicator lamp 130 is turned on, so that an operator can more intuitively judge the test result.

Referring to fig. 1-2, a mounting groove 231 is formed on a side of the lower pressing block 230 facing the upper pressing plate 220, the mounting groove 231 can accommodate the female socket of the board connector, an opening 232 for the female socket of the board connector is formed inside the lower pressing block 230, one end of the opening 232 extends downwards from the bottom of the mounting groove 231 along the vertical direction and penetrates to the outside of the lower pressing block 230, specifically, the mounting groove 231 is matched with the female socket of the board connector, the cross section of the opening 232 is L-shaped, and the opening is used for guiding wires on the female socket of the board connector, so that the wires are convenient to connect with an external module.

Referring to fig. 2, the upper surface of the upper platen 220 is further provided with guide posts 221. Specifically, the guide post 221 has a cylindrical shape, and one end of the guide post 221 extends vertically upward from the upper surface of the upper platen 220.

Referring to fig. 2, the elastic member 300 includes a connection plate and a spring 320, the connection plate is connected to the output end of the driving member 210, a circular hole is provided on the connection plate, the guide post 221 is slidably connected in the circular hole, the spring 320 is sleeved on the guide post 221, one end of the spring 320 abuts against the bottom surface of the circular hole, the other end of the spring 320 abuts against the upper surface of the upper pressing plate 220, so that the upper pressing plate 220 has a tendency to move along the guide post 221 axially downward, when the PCBA board is placed on the placement plate 100, an operator places the board connector male seat 400 on the PCBA board in the installation groove 231, when the test fixture is started, the driving member 210 drives the upper pressing plate 220 to press down, so that the board connector male seat 400 and the board connector female seat are inserted, and testing is started, and when the upper pressing plate 220 abuts against the board connector male seat 400, the spring 320 is compressed by the pressing force, the upper pressing plate 220 moves upward, and the board connector male seat 400 is not damaged due to excessive force in the pressing process.

The board 100 is placed in this application on setting up reference column 120 and locating piece 110 and is fixed a position fast to the PCBA board, makes things convenient for operating personnel to place, and operating personnel only need place the public seat 400 of the board to the board connector of PCBA board in the holding down plate, can accomplish the operation of inserting to the board connector public seat 400 and the female seat is automatic to the board connector in the test assembly 200, convenient operation has greatly improved and has switched on test efficiency.

Of course, the above embodiments are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present utility model should be equivalent to the above embodiments, and all the modifications, substitutions, and combinations are included in the scope of the present utility model.

Claims (6)

1. PCBA switches on test fixture, a serial communication port, including placing board and test assembly, place the board and be used for placing PCBA board, be connected with on the PCBA board to the public seat of board connector, test assembly set up in place the board front side, wherein test assembly includes: the device comprises a driving piece, an upper pressing plate and a lower pressing block, wherein the lower pressing block is provided with a plate connector female seat which can be oppositely inserted with the plate connector male seat, the driving piece can drive the lower pressing block to move towards the plate connector female seat, so that the plate connector male seat and the plate connector female seat are oppositely inserted, a PCBA (printed circuit board assembly) is subjected to conduction test, and an elastic piece is further arranged between the driving piece and the upper pressing plate.

2. The PCBA conduction testing tool according to claim 1, wherein the placement plate is further provided with positioning blocks, the positioning blocks are distributed in a circumferential array along the periphery of the PCBA plate, and the placement plate is further provided with positioning columns for positioning the PCBA plate.

3. The PCBA conduction test fixture as recited in claim 1, wherein the placement board is further provided with an indicator light.

4. The PCBA conduction testing tool according to claim 1, wherein a mounting groove is provided on a side of the lower pressing block facing the upper pressing plate, the mounting groove can accommodate the female base of the board connector, an opening for the female base of the board connector is provided inside the lower pressing block, and one end of the opening extends downward from the bottom of the mounting groove along a vertical direction and penetrates to the outside of the lower pressing block.

5. The PCBA conduction test fixture according to claim 1, wherein the upper surface of the upper platen is further provided with a guide post.

6. The tool for conducting testing of PCBA according to claim 5, wherein the elastic member comprises a connecting plate and a spring, the connecting plate is connected to the output end of the driving member, a circular hole is provided on the connecting plate, the guide post is slidably connected in the circular hole, the spring is sleeved on the guide post, one end of the spring is propped against the bottom surface of the hole of the circular hole, and the other end of the spring is propped against the upper surface of the upper pressing plate.

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