CN217957080U

CN217957080U - Wireless module test fixture

Info

Publication number: CN217957080U
Application number: CN202221085593.2U
Authority: CN
Inventors: 钟征勇; 林锦涛; 刘景龙; 梁小玲; 王俊森; 陈保
Original assignee: Gree Electric Appliances Inc of Zhuhai; Gree Tosot Suqian Home Appliances Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Gree Tosot Suqian Home Appliances Co Ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-12-02
Anticipated expiration: 2032-05-07

Abstract

The utility model provides a wireless module test fixture belongs to communication device test technical field, and this tool includes the main part, and the main part includes the base, and the base top is equipped with the test assembly that can reciprocate, and test assembly includes detachable shield cover and test probe. The base is provided with a detection carrier for placing the wireless module, and the detection carrier is detachably fixed on the base; when the testing component moves downwards to the position of the detection carrier, the shielding cover covers the detection carrier, and the testing probe is connected with the wireless module placed on the detection carrier. The jig can detect different wireless modules only by replacing different shielding cases and carriers, has high universality, can improve the testing efficiency of the wireless modules, and reduces the testing cost.

Description

Wireless module test fixture

Technical Field

The utility model relates to a communication device tests technical field, especially relates to a wireless module test fixture.

Background

With the development of science and technology and the continuous improvement of the industrial intelligent manufacturing level, intelligent household appliances gradually enter thousands of households. WIFI, zigBee, wireless gateway terminal and other related wireless modules in the intelligent household appliance play an important role in the intelligent household appliance. In the production and manufacture of intelligent household appliances, the performance of a wireless module needs to be detected.

In the performance test of the wireless module, a test fixture is needed. The existing test fixture is poor in universality, different test fixtures are needed when different wireless modules are tested, the test cost of the wireless modules is improved, the test efficiency is reduced, and the improvement of the market competitiveness of enterprises is not facilitated.

SUMMERY OF THE UTILITY MODEL

For overcoming the problem that exists among the correlation technique, the utility model aims at providing a wireless module test fixture, this tool only needs to change different shield cover and carrier can detect different wireless module, and the commonality is high, can improve wireless module's efficiency of software testing, reduces test cost.

A wireless module test fixture comprises:

the device comprises a main body, a test device and a control device, wherein the main body comprises a base, a test component capable of moving up and down is arranged above the base, and the test component comprises a detachable shielding cover and a test probe;

the base is provided with a detection carrier for placing a wireless module, and the detection carrier is detachably fixed on the base; when the test assembly moves downwards to the detection carrier, the shielding cover covers the detection carrier, and the test probe is connected with the wireless module placed on the detection carrier.

In a preferred technical solution of the present invention, the main body further comprises a support arm;

the support arm is fixed on the base and located one side of the detection carrier, a first air cylinder is arranged on the support arm, the test assembly is fixed on a piston rod of the first air cylinder, and the first air cylinder drives the test assembly to move up and down in a stretching mode through the piston rod.

The utility model discloses in the technical scheme of preferred, be equipped with the fixed plate on the support arm, the fixed plate is fixed the support arm top, first cylinder is fixed on the fixed plate.

In a preferred technical solution of the present invention, the testing assembly further includes a mounting plate;

the mounting panel is fixed on the piston rod of first cylinder, the shield cover can be dismantled and fix on the mounting panel.

The utility model discloses in the technical scheme of preferred, be equipped with locking mechanism on the mounting panel, the shield cover can be dismantled the setting and be in locking mechanism is last.

In the preferred technical solution of the present invention, the locking mechanism includes a second cylinder and a locking plate, the second cylinder is fixed on the mounting plate, and a piston rod of the second cylinder is vertically disposed downward;

the piston rod of the second cylinder is provided with a pressing block, a locking position is formed between the pressing block and the mounting plate, the locking plate is arranged in the locking position, and the second cylinder can be driven by the piston rod to enable the pressing block to be far away from or close to the mounting plate.

The utility model discloses in the technical scheme of preferred, the shield cover is fixed the bottom of locking plate, the test probe is fixed just pass from top to bottom on the mounting panel the shield cover.

The utility model discloses in the technical scheme of preferred, the second cylinder sets up two, two all be fixed with on the piston rod of second cylinder the briquetting, two the briquetting respectively with form between the mounting panel locking position.

In the preferred technical solution of the present invention, the support arm is provided with an inductive switch, and the inductive switch is disposed below the first cylinder; when the piston rod of the first air cylinder descends to the inductive switch, the first air cylinder controls the piston rod to stop moving.

The utility model discloses in the technical scheme of preferred, be equipped with the controller on the base, the test probe with the controller electric connection.

The beneficial effects of the utility model are that:

the utility model provides a pair of wireless module test fixture is equipped with the test assembly that can reciprocate on the base of this tool, is equipped with on the base to be used for placing wireless module and detects the carrier, when test assembly moves down to detecting carrier department, test assembly's shield cover is established on detecting the carrier, test probe meets with the wireless module of placing on detecting the carrier, test probe can detect wireless module. This tool is used for detecting the wireless module performance, and the test is convenient, detects carrier and test component moreover and all can dismantle the setting, consequently only needs different shield cover and the carrier of change can detect different wireless module, and the commonality is high, can improve wireless module's efficiency of software testing, reduction test cost.

Drawings

Fig. 1 is a perspective view of a wireless module testing fixture provided by the present invention;

fig. 2 is a perspective view of a bottom view of the wireless module testing jig provided by the present invention;

fig. 3 is a front view of the wireless module testing fixture provided by the present invention.

Reference numerals:

100. a main body; 110. a base; 120. a support arm; 200. a first cylinder; 300. testing the component; 310. a shield case; 320. testing the probe; 330. mounting a plate; 400. a locking mechanism; 410. a second cylinder; 420. a locking plate; 430. pressing into blocks; 500. detecting a carrier; 600. detecting a carrier; 700. an inductive switch; 1201. and (5) fixing the plate.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention have been illustrated in the accompanying drawings, it is to be understood that the invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It should be understood that although the terms "first", "second", "third", etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, a first message may also be referred to as a second message, and similarly, a second message may also be referred to as a first message, without departing from the scope of the invention. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

As shown in fig. 1-3, the utility model provides a pair of wireless module test fixture, include:

the testing device comprises a main body 100, wherein the main body 100 comprises a base 110, a testing assembly 300 capable of moving up and down is arranged above the base 110, and the testing assembly 300 comprises a detachable shielding case 310 and a testing probe 320;

the base 110 is provided with a detection carrier 500 for placing a wireless module, and the detection carrier 500 is detachably fixed on the base 110; when the testing assembly 300 moves downward to the detecting carrier 500, the shielding cover 310 completely covers the detecting carrier 500, and the testing probe 320 is connected to the wireless module placed on the detecting carrier 500. The shielding case 310 covers the detection carrier 500, and completely covers the wireless module. More specifically, the shielding case 310 and the detection carrier 500 are of a concave-convex structure which is matched with each other, and this design is not only beneficial to placing the carrier, but also ensures the stability of the detection process.

More specifically, a controller 600 is disposed on the base 110, and the test probe 320 is electrically connected to the controller 600. The controller 600 is also used to control the up and down movement of the test assembly 300. The controller 600 is provided with a test circuit for detecting the performance of the wireless module, and when the test probe 320 contacts with a welding spot of the wireless module, the controller 600 can detect the function of the wireless module through the test circuit. The test method is convenient to detect, the test probe 320 does not need to be frequently replaced, the situations of interface looseness, stress deviation and the like of the test probe 320 are avoided, and the test accuracy is high.

In the above-mentioned testing fixture for wireless module, the base 110 of the fixture is provided with the testing component 300 capable of moving up and down, the base 110 is provided with the detecting carrier 500 for placing the wireless module, when the testing component 300 moves down to the detecting carrier 500, the shielding cover 310 of the testing component 300 covers the detecting carrier 500, the testing probe 320 is connected with the wireless module placed on the detecting carrier 500, and the testing probe 320 can detect the wireless module. This tool is used for detecting wireless module performance, and the test is convenient, detects carrier 500 and test component 300 moreover and all can dismantle the setting, consequently only needs to change different shield cover 310 and carrier can detect different wireless module, and the commonality is high, can improve wireless module's efficiency of software testing, reduces test cost.

In one embodiment, the body 100 further comprises a support arm 120;

the support arm 120 is fixed on the base 110 and is located one side of the detection carrier 500, the support arm 120 is provided with a first air cylinder 200, a piston rod of the first air cylinder 200 is fixed with the test component 300, and the first air cylinder 200 drives the test component 300 to move up and down through the extension and retraction of the piston rod. In practical application, a fixing plate 1201 is disposed on the supporting arm 120, the fixing plate 1201 is fixed to the top of the supporting arm 120, and the first cylinder 200 is fixed to the fixing plate 1201. The fixing plate 1201 is fixed to the support arm 120 by bolts, providing conditions for installation of the first cylinder 200. The first cylinder 200 may be fixed on the fixing plate 1201 by using bolts, so as to achieve complete positioning of the first cylinder 200.

Further, the test assembly 300 further includes a mounting plate 330;

the mounting plate 330 is fixed on the piston rod of the first cylinder 200, and the shielding case 310 is detachably fixed on the mounting plate 330. The mounting plate 330 may be a circular plate or a rectangular plate, and after the mounting plate 330 is fixed to the piston rod of the first cylinder 200, it should be parallel to the horizontal plane.

In a specific embodiment, a locking mechanism 400 is disposed on the mounting plate 330, and the shielding cover 310 is detachably disposed on the locking mechanism 400. The shield can 310 is detachably fixed to the mounting plate 330 by a locking mechanism 400, so that the shield can 310 is more conveniently replaced.

More specifically, the locking mechanism 400 comprises a second cylinder 410 and a locking plate 420, the second cylinder 410 is fixed on the mounting plate 330, and a piston rod of the second cylinder 410 is vertically arranged downwards;

the piston rod of the second cylinder 410 is provided with a pressing block 430, a locking position is formed between the pressing block 430 and the mounting plate 330, the locking plate 420 is arranged in the locking position, and the second cylinder 410 can be driven by the piston rod to drive the pressing block 430 to be far away from or close to the mounting plate 330. The distance between the pressing block 430 and the bottom of the mounting plate 330 is the locking position, and the height of the locking position can be changed along with the position movement of the pressing block 430. In a more specific embodiment, two second air cylinders 410 are provided, the piston rods of the two second air cylinders 410 are fixed with the pressing blocks 430, and the two pressing blocks 430 respectively form the locking positions with the mounting plate 330. The two second cylinders 410 should be symmetrically disposed about the middle of the mounting plate 330 to ensure the uniform force of the mounting plate 330. Similarly, the two locking positions should be symmetrical to each other to ensure that the locking plate 420 is evenly stressed after being locked.

More specifically, the operation of the locking mechanism 400 is as follows: when the shield case 310 needs to be installed, the shield case 310 is first fixed to the locking plate 420. Then, the second cylinder 410 is started, so that the piston rod of the second cylinder 410 moves downwards, the pressing block 430 is driven to be away from the mounting plate 330, therefore, the height of the locking position is increased, and at this time, a worker can place the locking plate 420 into the locking position. After the locking plate 420 is placed in place, the second cylinder 410 is controlled to drive the pressing block 430 to move upwards, so that the height of the locking position is reduced. When the pressing block 430 presses the locking plate 420 from bottom to top, the shielding cover 310 is fixed. When the locking plate needs to be replaced, the second air cylinder 410 is controlled to drive the pressing block 430 to move downwards, and after the height of the locking position is increased, the locking plate 420 is taken out and replaced. In another embodiment, the locking plate 420 and the shielding shell 310 may be of an integral structure.

In the preferred embodiment of the present invention, the shielding case 310 is fixed to the bottom of the locking plate 420, and the testing probe 320 is fixed to the mounting plate 330 and passes through the shielding case 310 from top to bottom. In the present application, the test probes 320 are fixed, so that the positions of the test probes 320 do not need to be frequently adjusted during use, which can avoid the problem of loose interfaces of the test probes 320 caused by frequent plugging and unplugging.

In a preferred technical solution of the present invention, an inductive switch 700 is disposed on the supporting arm 120, and the inductive switch 700 is disposed below the first cylinder 200; when the piston rod of the first cylinder 200 moves downward to the inductive switch 700, the first cylinder 200 controls the piston rod to stop moving. The inductive switch 700 may be a magnetic switch or an infrared inductive switch. The arrangement of the inductive switch 700 can limit the downward pressing of the first cylinder 200, so as to avoid the situation that the wireless module is subjected to excessive pressure due to the fact that the first cylinder 200 drives the test assembly 300 to be pressed downward excessively, and finally the structure is damaged.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited. The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A wireless module test fixture is characterized by comprising:

the device comprises a main body (100), wherein the main body (100) comprises a base (110), a testing assembly (300) capable of moving up and down is arranged above the base (110), and the testing assembly (300) comprises a detachable shielding cover (310) and a testing probe (320);

the wireless module detection carrier (500) is arranged on the base (110), and the detection carrier (500) is detachably fixed on the base (110); when the testing component (300) moves downwards to the detection carrier (500), the shielding cover (310) covers the detection carrier (500), and the testing probe (320) is connected with the wireless module placed on the detection carrier (500).

2. The wireless module testing jig of claim 1, wherein:

the body (100) further comprises a support arm (120);

the supporting arm (120) is fixed on the base (110) and located on one side of the detection carrier (500), a first air cylinder (200) is arranged on the supporting arm (120), a piston rod of the first air cylinder (200) is fixed with the test component (300), and the first air cylinder (200) is driven by the piston rod to stretch and retract to enable the test component (300) to move up and down.

3. The wireless module testing jig of claim 2, wherein:

a fixing plate (1201) is arranged on the supporting arm (120), the fixing plate (1201) is fixed to the top of the supporting arm (120), and the first air cylinder (200) is fixed to the fixing plate (1201).

4. The wireless module testing jig of claim 2, wherein:

the test assembly (300) further comprises a mounting plate (330);

the mounting plate (330) is fixed on the piston rod of the first cylinder (200), and the shielding cover (310) is detachably fixed on the mounting plate (330).

5. The wireless module testing jig of claim 4, wherein:

be equipped with locking mechanism (400) on mounting panel (330), shield cover (310) can be dismantled and set up locking mechanism (400) are last.

6. The wireless module testing jig of claim 5, wherein:

the locking mechanism (400) comprises a second air cylinder (410) and a locking plate (420), the second air cylinder (410) is fixed on the mounting plate (330), and a piston rod of the second air cylinder (410) is vertically arranged downwards;

be equipped with briquetting (430) on the piston rod of second cylinder (410), briquetting (430) with form the locking position between mounting panel (330), locking plate (420) set up in the locking position, second cylinder (410) can pass through the piston rod drive briquetting (430) are kept away from or are close to mounting panel (330).

7. The test fixture of claim 6, wherein:

the shielding case (310) is fixed to the bottom of the locking plate (420), and the test probe (320) is fixed to the mounting plate (330) and penetrates through the shielding case (310) from top to bottom.

8. The test fixture of claim 6, wherein:

the number of the second air cylinders (410) is two, the piston rods of the two second air cylinders (410) are fixed with the pressing blocks (430), and the two pressing blocks (430) and the mounting plate (330) form the locking positions.

9. The wireless module testing jig according to any one of claims 2 to 8, wherein:

an inductive switch (700) is arranged on the supporting arm (120), and the inductive switch (700) is arranged below the first air cylinder (200); when the piston rod of the first air cylinder (200) descends to the inductive switch (700), the first air cylinder (200) controls the piston rod to stop moving.

10. The wireless module testing jig according to any one of claims 1 to 8, wherein:

the testing device is characterized in that a controller (600) is arranged on the base (110), and the testing probe (320) is electrically connected with the controller (600).