CN219978459U

CN219978459U - Alignment device for assisting PCBA test

Info

Publication number: CN219978459U
Application number: CN202320594164.6U
Authority: CN
Inventors: 廖路明
Original assignee: Mitac Computer Shunde Ltd
Current assignee: Mitac Computer Shunde Ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-11-07
Anticipated expiration: 2033-03-22

Abstract

The utility model discloses an alignment device for assisting PCBA board test, which relates to the technical field of PCBA board test and comprises the following components: a substrate; the positioning sleeve is fixed in the middle of the base plate, a plurality of detection probes are arranged in the positioning sleeve and on the base plate, and the detection probes are used for being connected with interfaces on the PCBA board; the base plate and the positioning sleeve are fixedly connected through the connecting structure. In this way, the defects existing in the background art are overcome, and the structural integrity of the product is effectively protected.

Description

Alignment device for assisting PCBA test

Technical Field

The utility model relates to the technical field of PCBA board testing, in particular to an alignment device for assisting PCBA board testing.

Background

A PCB, a printed wiring board, is one of the important components of the electronics industry. The PCB consists of an insulating bottom plate, connecting wires and bonding pads for assembling and welding electronic components, and has the dual functions of a conductive line and the insulating bottom plate. The PCBA board is a finished circuit board manufactured by the steps of mounting an empty board PCB through SMT and then performing DIP plug-in and the like. Because the PCBA board is complicated in process, whether the interface of the PCBA board can be normally used or not needs to be checked before the PCBA board is handed over with a customer, so that the quality of the PCBA board is guaranteed.

At present, in the interface test on the PCBA board, a jig with a plurality of probes is generally used for directly connecting with an interface to detect the interface function, although the method is quick in detection and convenient to install, the probes are directly connected with the interface on the PCBA board, so that the probes scratch the outer shell of the interface, the appearance of the whole product is influenced, the delivery of the product is influenced, and even if the structure of the probes and the structure of the inside of the connector are damaged due to improper use, the immeasurable loss is caused.

Thus, a solution is urgently needed.

Disclosure of Invention

The utility model aims to provide an alignment device for assisting PCBA test, which solves the defects in the background technology and effectively protects the structural integrity of a product.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an alignment device for assisting a PCBA board test, comprising: a substrate; the positioning sleeve is fixed in the middle of the base plate, a plurality of detection probes are arranged in the positioning sleeve and on the base plate, and the detection probes are used for being connected with interfaces on the PCBA board; the base plate and the positioning sleeve are fixedly connected through the connecting structure.

Preferably, the connecting structure comprises a pressing plate, a groove body arranged on the base plate and a limiting ring arranged on the positioning sleeve, wherein the limiting ring is mounted on the groove body of the base plate in a clamping manner, and the pressing plate is mounted and fixed on the base plate and is propped against the limiting ring.

Preferably, the base plate and the pressing plate are fixedly installed through a set bolt.

Preferably, the positioning sleeve is provided with a horn-shaped opening.

Preferably, the substrate is provided with a plurality of mounting holes.

Preferably, the detection probe comprises a probe body and a protective shell, the protective shell is sleeved on the probe body, and the protective shell provided with the probe body is arranged on the substrate and is positioned in the positioning sleeve.

Compared with the prior art, the utility model has the beneficial effects that: the defect that exists among the prior art is effectively overcome, realizes the protection to PCBA board interface through the locating sleeve in the test, prevents that the probe from scraping the interface shell or to the structure of interface and cause the damage, guarantees PCBA board interface structure's integrality, reduces the product defective rate, and user experience feels splendid.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an alignment device for assisting PCBA board testing;

FIG. 2 is a schematic view of a structure of a base plate and a positioning sleeve;

FIG. 3 is an exploded view of an alignment device for assisting PCBA board testing;

FIG. 4 is a schematic diagram of the structure between the connector and the alignment device for assisting in PCBA board testing;

fig. 5 is a schematic view of a connector mounted into an alignment device that assists in PCBA board testing.

The reference numerals in the figures illustrate: 1. a substrate; 2. positioning a sleeve; 201. an opening; 3. detecting a probe; 301. a probe body; 302. a protective shell; 4. a pressing plate; 5. a tank body; 6. a limiting ring; 7. a mounting hole; 9. an interface.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the devices or components referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The utility model provides an alignment device for assisting in PCBA board testing, which comprises a base plate 1, a positioning sleeve 2 and a connecting structure, wherein the base plate 1 and the positioning sleeve 2 are fixedly connected through the connecting structure, the positioning sleeve 2 is fixed in the middle of the base plate 1, a plurality of detection probes 3 are arranged in the positioning sleeve 2 and on the base plate 1, and the detection probes 3 are used for being connected with an interface 9 on a PCBA board. Further, the positioning sleeve 2 is long and hollow and has an opening 201, so when in use, the positioning sleeve 2 will be sleeved on the connector on the PCBA board, it is to be noted that the interface 9 is usually arranged on the connector on the PCBA board, then the positioning sleeve 2 can be used for guiding and positioning, when the positioning sleeve 2 is gradually close to the interface 9, the detecting probes 3 and the openings on the interface 9 are in one-to-one correspondence, so that the detecting probes 3 can accurately enter the openings of the interface 9 under the guiding action of the positioning sleeve 2 in the process of the closing, the installation of the detecting probes 3 on the interface 9 is completed, and the test of the PCBA board can be realized through the detecting probes 3. Therefore, the defects and the defects in the background technology can be overcome, and the integrity of the product is protected.

Preferably, in this embodiment, referring to fig. 1 and 2, the connection structure includes a pressing plate 4, a groove 5 disposed on the base plate 1, and a limiting ring 6 disposed on the positioning sleeve 2, where the limiting ring 6 is mounted on the groove 5 of the base plate 1 in a clamping manner, and the pressing plate 4 is mounted and fixed on the base plate 1 and is abutted against the limiting ring 6. The groove body 5 on the base plate 1 is specially installed in a matched mode with the limiting ring 6 on the positioning sleeve 2, after the positioning sleeve 2 is installed on the groove body 5, the pressing plate 4 is installed on the base plate 1 and is abutted to the limiting ring 6, so that the position of the positioning sleeve 2 is guaranteed not to be shifted or loosened, stability is improved, in addition, as an optional implementation mode, the base plate 1 is fixedly installed through the arrangement of bolts, after the installation of the bolts is completed, the position of the positioning sleeve 2 is fully fixed, and the guiding function of the positioning sleeve is better realized. In addition, the number of the bolts can be one or more, and the utility model is within the protection scope of the utility model.

Further, referring to fig. 1, 4 and 5, the positioning sleeve 2 is provided with a horn-shaped opening 201. The function of the opening 201 is to be used for the entering of the connector on the PCBA board, make the interface 9 of the connector on the PCBA board meet with the detection probe 3, its horn-like shape makes the opening 201 area of the outermost side of this opening 201 the biggest and the opening 201 area can reduce gradually along with the stretching into of opening 201, can play the location guide effect to the connector, can also make the entering of connector more smooth and easy simultaneously, can also reduce the chance that detection probe 3 contacted with the connector shell, protect product structural integrity.

Next, as an alternative embodiment, the substrate 1 is provided with a plurality of mounting holes 7. The mounting hole 7 is used for mounting the alignment device for the whole auxiliary PCBA board test, can be applied to various PCBA test devices, for example, can be mounted on a mechanical arm or other movable mechanisms, so that the working procedure that a probe stretches into the interface 9 is replaced by manpower, and therefore, the mounting hole 7 can provide convenience for the subsequent mounting of the alignment device for the auxiliary PCBA board test, the mounting complexity and difficulty are simplified, the mounting is convenient, and the user experience is excellent.

In addition, referring to fig. 1 and 3, in order to improve the installation firmness and stability of the detection probe 3 in use, the detection probe 3 includes a probe body 301 and a protective case 302, the protective case 302 is sleeved on the probe body 301, and the protective case 302 with the probe body 301 installed thereon is installed on the substrate 1 and located in the positioning sleeve 2. That is, the protective case 302 is mounted and fixed on the substrate 1 and is positioned in the positioning sleeve 2 at the time of mounting, thereby avoiding the occurrence of the case where the probe body 301 is directly mounted on the substrate 1, because if the probe body 301 is directly mounted on the substrate 1, the service life of the detection probe 3 is short due to its own structure being easily damaged and the structural strength being not high, and the probe body 301 needs to be frequently replaced, which is very cumbersome and wasteful. Therefore, the structural strength of the probe main body 301 is indirectly improved through the arrangement of the protective shell 302, so that the defects and shortcomings are overcome, and the service life is prolonged.

In summary, referring to fig. 1, 2, 3, 4 and 5, through the connection and cooperation among the substrate 1, the positioning sleeve 2 and the connection structure, the protection of the probe structure and the connector structure is realized, when the detection probe 3 is used to enter the interface 9, the positioning and guiding function of the positioning sleeve 2 is used to realize that the probe enters the opening of the interface 9 under the premise of not contacting the connector shell, so as to realize the subsequent test of the interface 9 on the PCBA board, solve the defects existing in the background technology, ensure the integrity of the interface 9 structure of the PCBA board, reduce the defective rate of products and have excellent user experience.

Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.

Claims

1. An alignment device for assisting in testing a PCBA board, comprising:

a substrate;

the positioning sleeve is fixed in the middle of the base plate, a plurality of detection probes are arranged in the positioning sleeve and on the base plate, and the detection probes are used for being connected with interfaces on the PCBA board;

the base plate and the positioning sleeve are fixedly connected through the connecting structure.

2. The alignment device for assisting in testing a PCBA board according to claim 1, wherein the connection structure comprises a pressing plate, a groove body arranged on the base plate, and a limiting ring arranged on the positioning sleeve, the limiting ring is mounted on the groove body of the base plate in a clamping manner, and the pressing plate is mounted and fixed on the base plate and is abutted against the limiting ring.

3. The alignment device for assisting in testing a PCBA board according to claim 2, wherein the base plate and the pressing plate are fixed by a set screw.

4. The alignment device for assisting in testing a PCBA board according to claim 1, wherein the positioning sleeve is provided with a flared opening.

5. The alignment device for assisting in testing a PCBA board according to claim 1, wherein the base plate is provided with a plurality of mounting holes.

6. The alignment device for assisting in PCBA board testing according to claim 1, wherein the detection probe comprises a probe body and a protective shell, the protective shell is sleeved on the probe body, the protective shell with the probe body mounted thereon is mounted on the substrate and located in the positioning sleeve.