CN215116636U

CN215116636U - PCBA board test equipment convenient to fix

Info

Publication number: CN215116636U
Application number: CN202121200866.9U
Authority: CN
Inventors: 刘树军
Original assignee: Shenzhen Tortoise Technology Co ltd
Current assignee: Shenzhen Tortoise Technology Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-10
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a testing arrangement technical field's a convenient fixed PCBA board test equipment, including base, installation arm, test seat, PCBA board, electric push rod, fixing base, stopper, block space, be equipped with the jacking subassembly on the fixing base, the jacking subassembly includes a solid fixed ring, and the mounting hole that supplies solid fixed ring block is seted up to the fixing base top surface, and it has the ability in it to freely gliding electro-magnet from top to bottom to go back the block in the mounting hole, and the rigid coupling has the push rod on the electro-magnet, and the push rod upper end is equipped with a jacking portion. Through setting up four stoppers, the draw-in groove on four stoppers encloses into a block space and can carry out the block to the PCBA board spacing for in the test process, the PCBA board can be in spacing state, in addition through setting up the jacking subassembly, make the test finish the back, the jacking subassembly with PCBA board jacking to block space top, so that take, through setting up reset spring, make the electric probe have the buffering of certain range at the in-process of contacting the PCBA board.

Description

PCBA board test equipment convenient to fix

Technical Field

The utility model relates to a testing arrangement technical field specifically is a convenient fixed PCBA board test equipment.

Background

The PCBA board is formed by assembling various electronic components on the PCB board through a surface packaging process; whether the performance of the PCBA board meets the design requirements directly influences the actual production and manufacture, and the performance is very important.

Through retrieval, Chinese patent number CN212749151U discloses a PCBA board testing arrangement, belongs to PCBA board production technical field. The PCBA board testing device comprises a testing platform provided with a support frame, a carrier plate base, a pressing plate assembly arranged above the carrier plate base, a movable pressing plate and a display screen for displaying a detection result, wherein the carrier plate base is detachably connected to the testing platform, a compressible electric probe group is arranged on the carrier plate base, and the electric probe group is used for detecting a PCBA board in a contact mode; the pressing plate assembly comprises a driving assembly, a guide assembly and a pressing plate top seat, which are arranged on the supporting frame, and the pressing plate top seat is sleeved on the guide assembly and is connected to the output end of the driving assembly; the movable pressing plate is detachably arranged in the pressing plate top seat and used for pressing the PCBA.

Above-mentioned testing arrangement among the prior art can't effectively be spacing to the PCBA board, leads to the testing process, probably produces position deviation and influences the detection effect, in addition the test back that finishes, because the PCBA board is flat generally to lie and places, therefore leads to inconveniently to take off the PCBA board from testing arrangement.

Based on this, the utility model designs a convenient fixed PCBA board test equipment to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient fixed PCBA board test equipment to solve the testing arrangement among the prior art that proposes in the above-mentioned background art and can't effectively spacing to the PCBA board, lead to in the testing process, probably produce positional deviation and influence the detection effect, the back that finishes in addition tests, because the PCBA board is flat generally to be lain and places, therefore lead to inconvenient taking the problem that takes off the PCBA board from testing arrangement.

In order to achieve the above object, the utility model provides a following technical scheme: a PCBA board test device convenient to fix comprises a base, wherein an installation arm is arranged above the base, a test seat is arranged on the installation arm, a PCBA board is placed on the base, the installation arm is driven to move downwards by an electric push rod vertically arranged on the base, an electric probe on the test seat is enabled to abut against a contact on the PCBA board, a fixed seat is arranged on the base, four limit blocks are arranged at the top of the fixed seat along the axis array of the fixed seat, one side, facing the inner side of the fixed seat, of each limit block is provided with a clamping groove, a clamping space for clamping and placing the PCBA board is defined between the four clamping grooves, a jacking assembly for jacking the PCBA board above the clamping space is arranged on the fixed seat and comprises a fixed ring, a mounting hole for clamping the fixed ring is formed in the top surface of the fixed seat, and an electromagnet capable of freely sliding up and down in the mounting hole is clamped in the mounting hole, the fixed connection has the push rod on the electro-magnet, the solid fixed ring is worn out and can freely slide to the push rod upper end, and its one end of wearing out solid fixed ring is equipped with a jacking portion.

Preferably, the push rod is sleeved with a pressure spring, and two ends of the pressure spring in the elastic direction respectively elastically abut against the fixed ring and the electromagnet.

Preferably, the lifting portion is made of a soft rubber material.

Preferably, a guide post is vertically arranged on the base, a guide sleeve is fixedly connected to the mounting arm, and the guide sleeve is sleeved on the guide post and can freely slide up and down.

Preferably, the guide post is sleeved with a locking ring, the locking ring is positioned below the guide sleeve, a return spring is arranged between the locking ring and the guide sleeve, and the lower end of the return spring is abutted against the locking ring and used for buffering the downward movement of the mounting arm.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up four stoppers, the draw-in groove on four stoppers encloses into a block space and can carry out the block to the PCBA board spacing for in the test process, the PCBA board can be in spacing state, in addition through setting up the jacking subassembly, make the test finish the back, the jacking subassembly with PCBA board jacking to block space top, so that take, through setting up reset spring, make the electric probe have the buffering of certain range at the in-process of contacting the PCBA board.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a three-dimensional structure of a PCBA board testing device of the present invention, which is convenient to fix;

FIG. 2 is a schematic front view of the three-dimensional structure of FIG. 1;

fig. 3 is an exploded view of the three-dimensional structure of fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

the test device comprises a base 1, a locking ring 2, a guide post 3, a return spring 4, a guide sleeve 5, a mounting arm 6, a test seat 7, an electric probe 8, an electric push rod 9, an electromagnet 10, a jacking part 11, a fixing ring 12, a pressure spring 13, a limiting block 14 and a fixing seat 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a PCBA board test device convenient to fix comprises a base 1, wherein an installation arm 6 is arranged above the base 1, a guide post 3 is vertically arranged on the base 1, a guide sleeve 5 is fixedly connected to the installation arm 6, the guide sleeve 5 is sleeved on the guide post 3 and can freely slide up and down, when an electric push rod 9 drives the installation arm 6 to move up and down, the installation arm 6 can slide on the guide post 3 through the guide sleeve 5 and can have guiding and circumferential limiting, circumferential movement of the installation arm 6 is avoided, detection errors of an electric probe 8 are avoided, the process that the electric push rod 9 drives the electric probe 8 to move down needs buffering, the surface electric probe 8 is in rigid contact with a PCBA board, a locking ring 2 can be sleeved on the guide post 3, the locking ring 2 is located below the guide sleeve 5, a reset spring 4 is arranged between the locking ring 2 and the guide sleeve 5, the locking ring 2 at the lower end of the reset spring 4 and is used for buffering the downward movement of the installation arm 6, when the electric probe 8 moves downwards and approaches to the PCBA, the guide sleeve 5 contacts with the reset spring 4, and the reset spring 4 generates elastic propping to the guide sleeve 5, so that the electric probe 8 moves downwards to have buffering effect, and the PCBA is prevented from being damaged and influenced due to too high speed of contacting with the PCBA, the mounting arm 6 is provided with the test seat 7, the PCBA is placed on the base 1, the mounting arm 6 is driven to move downwards by the electric push rod 9 vertically arranged on the base 1, so that the electric probe 8 on the test seat 7 props against the contact on the PCBA, the base 1 is provided with a fixed seat 15, the top of the fixed seat 15 is provided with four limit blocks 14 along the axis array thereof, one surface of the limit block 14 facing the inner side of the fixed seat 15 is provided with a clamping groove, a clamping space for clamping and placing the PCBA is enclosed among the four clamping grooves, the fixed seat 15 is provided with a jacking component for jacking the PCBA to be jacked to the upper part of the clamping space, the jacking component comprises a fixed ring 12, the top surface of the fixed seat 15 is provided with a mounting hole for clamping the fixed ring 12, an electromagnet 10 which can freely slide up and down is clamped in the mounting hole, a push rod is fixedly connected on the electromagnet 10, the upper end of the push rod penetrates out of the fixed ring 12 and can freely slide, one end of the push rod, which penetrates out of the fixed ring 12, is provided with a jacking part 11, after the test is finished, the electromagnet 1 is electrified to generate magnetism, and the fixing ring 12 and the electromagnet 10 are mutually matched to enable the electromagnet 10 to move upwards, further enable the push rod to slide upwards, enable the jacking part 11 to move upwards, enable the jacking part 11 to lift the PCBA plate, enable the PCBA plate to move to the upper part of the clamping space, so that the PCBA can be taken and unloaded conveniently, the push rod is sleeved with a pressure spring 13, two ends of the pressure spring 13 in the elastic direction respectively elastically push the fixed ring 12 and the electromagnet 10, and the electromagnet 10 is elastically propped against the electromagnet 10 in the natural state through the pressure spring 13, make jacking portion 11 lie in PCBA board below in the test process, avoid interfering placing of PCBA board, jacking portion 11 is made by soft rubber material, avoids jacking portion 11 to cause great damage to PCBA board like this.

The utility model discloses when implementing: the PCBA (not shown in the figure) is clamped and placed in the clamping space, then the electric push rod 9 is started, the electric push rod 9 drives the mounting arm 6 to move downwards, the electric probe 8 moves downwards and approaches the PCBA, the guide sleeve 5 contacts the return spring 4, the return spring 4 elastically pushes against the guide sleeve 5, so that the electric probe 8 moves downwards to have buffering effect, the PCBA board is prevented from being damaged due to the fact that the electric probe contacts with the PCBA board at an excessively high speed, and finally the electric probe 8 contacts with a contact on the PCBA board, so as to detect the PCBA, after the detection is finished, the electromagnet 1 is electrified to generate magnetism, and is matched with the electromagnet 10 through the fixing ring 12, so that the electromagnet 10 moves upwards, and then make the push rod slide up to make jacking portion 11 move up, the upwards moving of jacking portion 11, and then make jacking portion 11 push up the PCBA board, make the PCBA board can move to the top in block space, the taking of PCBA of being convenient for like this is unloaded.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A PCBA board test device convenient to fix comprises a base (1), wherein a mounting arm (6) is arranged above the base (1), a test seat (7) is arranged on the mounting arm (6), a PCBA board is arranged on the base (1), the mounting arm (6) is driven to move downwards by an electric push rod (9) vertically arranged on the base (1) to enable an electric probe (8) on the test seat (7) to abut against a contact on the PCBA board, the PCBA board test device is characterized in that a fixing seat (15) is arranged on the base (1), four limiting blocks (14) are arranged at the top of the fixing seat (15) along the axis array of the fixing seat, one side, facing the inner side of the fixing seat (15), of each limiting block (14) is provided with a clamping groove, a clamping space for clamping and placing the PCBA board is defined by surrounding of the four clamping grooves, and a jacking component for jacking the PCBA board to be jacked above the clamping space is arranged on the fixing seat (15), the jacking subassembly includes one solid fixed ring (12), the mounting hole that supplies solid fixed ring (12) block is seted up to fixing base (15) top surface, it has can be in its interior free gliding electro-magnet (10) from top to bottom to go back the block in the mounting hole, the rigid coupling has the push rod on electro-magnet (10), solid fixed ring (12) and can freely slide are worn out to the push rod upper end, and it is worn out the one end of solid fixed ring (12) is equipped with a jacking portion (11).

2. The PCBA board testing device convenient to fix according to claim 1, wherein the push rod is sleeved with a compression spring (13), and two ends of the compression spring (13) in the elastic direction elastically abut against the fixing ring (12) and the electromagnet (10) respectively.

3. A conveniently fixed PCBA board testing device according to claim 1, wherein the raised portion (11) is made of a soft rubber material.

4. The PCBA board testing device convenient to fix according to claim 1, wherein a guide post (3) is vertically arranged on the base (1), a guide sleeve (5) is fixedly connected to the mounting arm (6), and the guide sleeve (5) is sleeved on the guide post (3) and can freely slide up and down.

5. A PCBA board test device convenient to fix according to claim 4, wherein the guide post (3) is sleeved with a locking ring (2), the locking ring (2) is located below the guide sleeve (5), a reset spring (4) is arranged between the locking ring and the guide sleeve (5), the lower end of the reset spring (4) is abutted against the locking ring (2) and used for buffering downward movement of the installation arm (6).