CN216209357U

CN216209357U - Microneedle test module for side-down-needle type elastic sheet

Info

Publication number: CN216209357U
Application number: CN202122355420.XU
Authority: CN
Inventors: 尹静军; 杨先昭; 谢时雨
Original assignee: Intelligent Automation Equipment Zhuhai Co Ltd
Current assignee: Intelligent Automation Equipment Zhuhai Co Ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-05
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a side lower needle type elastic sheet micro-needle testing module, and aims to provide a side lower needle type elastic sheet micro-needle testing module which is simple in structure and operation and uses a side surface to contact a product to be tested. The testing device comprises a base, a testing assembly, a positioning plate, a floating block and a sealing plate, wherein the testing assembly is connected with the base, the positioning plate is connected with the testing assembly in a matched mode, the floating block is in floating connection with the positioning plate through a plurality of springs, and the sealing plate is attached to the floating block and connected with the positioning block. The utility model is applied to the technical field of connector testing.

Description

Microneedle test module for side-down-needle type elastic sheet

Technical Field

The utility model relates to the technical field of connector testing, in particular to a side-down pin type elastic sheet micro-needle testing module.

Background

The side-inserted board-to-board connector is used for connecting different circuit boards or flexible flat cables, so that signal transmission can be realized between the two circuit boards or flexible flat cables. The connector can be divided into a male connector and a female connector, and a plurality of conductive contact points are arranged on the side surfaces of the two connectors. Board-to-board connectors are used in large numbers for 3C electronic products, and ensuring their quality is an important part of the production process.

The test method commonly used at present is to perform the test by means of connector-to-connector mating, for example, using a male connector as a test device to test a female connector, or using a female connector as a test device to test a male connector. Not only is this approach complicated to operate, but it can result in losses to the product itself.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a side-down pin type shrapnel microneedle test module which is simple in structure and operation and uses a side surface to contact a product to be tested.

The technical scheme adopted by the utility model is as follows: the testing device comprises a base, a testing assembly, a positioning plate, a floating block and a sealing plate, wherein the testing assembly is connected with the base, the positioning plate is connected with the testing assembly in a matched mode, the floating block is in floating connection with the positioning plate through a plurality of springs, and the sealing plate is attached to the floating block and connected with the positioning block.

Further, the test assembly comprises a plurality of elastic sheet micro-needles, two groups of micro-needle fixing pieces and a pressing plate, wherein a plurality of needle grooves are formed in the micro-needle fixing pieces, the elastic sheet micro-needles correspond to and are connected with the needle grooves in a matched mode, the micro-needle fixing pieces are connected with the base, the elastic sheet micro-needles are provided with clamping lugs, the lower end of the pressing plate is attached to the clamping lugs, and the pressing plate is connected with the base.

Furthermore, the middle part of locating plate is provided with a plurality of pinholes, and is a plurality of the pinhole correspond with a plurality of shell fragment micropin cooperation is connected, the middle part of locating plate still is provided with the recess, the inside symmetry of recess is provided with a plurality of counter bores, and is a plurality of the one end of spring is respectively with a plurality of the counter bore is connected, a plurality of the other end of spring all with the slider is connected, the middle part of slider is provided with the opening.

Furthermore, a plurality of clamping grooves are formed in the base, and the clamping grooves are correspondingly connected with the clamping lugs.

Further, the shrapnel microneedle comprises a first contact part, a second contact part and an elastic connecting part, the first contact part is connected with the external conduction testing mechanism, the second contact part is connected with the external mechanism to be tested, and the elastic connecting part is arranged between the first contact part and the second contact part.

Further, the second contact portion is provided with a side joint and a bottom joint, and the side joint and the bottom joint are arranged perpendicularly.

Further, an inclined angle is arranged at the joint of the elastic connecting part and the second contact part.

Furthermore, the middle part of the elastic connecting part is provided with a rebound groove.

Furthermore, a guide hole is formed in the middle of the floating block, and a reserved groove is formed between the guide hole and the positioning plate.

The utility model has the beneficial effects that: the utility model adopts the design of microneedle side surface contact, avoids abrasion on the surface of the product to be detected, and prolongs the service life of the product; and add floating design, dynamics when preventing that the product to be measured from inserting is too big, leads to shell fragment micropin contact site rigidity to damage.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of a base and a shrapnel microneedle of the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 3;

fig. 5 is an assembly view of the present invention.

Detailed Description

As shown in fig. 1 to 5, in this embodiment, the present invention includes a base 1, a testing component 2, a positioning plate 3, a floating block 4, and a sealing plate 5, where the testing component 2 is connected to the base 1, the positioning plate 3 is connected to the testing component 2 in a matching manner, the floating block 4 is connected to the positioning plate 3 through a plurality of springs 6 in a floating manner, the sealing plate 5 is attached to the floating block 4 and connected to the positioning plate 3, and four corners of the pressing plate 9 are fixedly connected to the positioning block by screws. Adopt floating design, dynamics when preventing that the product that awaits measuring from inserting is too big, leads to shell fragment micropin 7 contact site rigidity to damage.

In this embodiment, the test assembly 2 includes a plurality of shell fragment micropins 7, two sets of micropin mounting 8 and clamp plate 9, and is two sets of be provided with a plurality of needle grooves 17 on the micropin mounting 8, and is a plurality of shell fragment micropin 7 corresponds with a plurality of needle groove 17 cooperation is connected, and is two sets of micropin mounting 8 with base 1 is connected, and is a plurality of shell fragment micropin 7 all is provided with card ear 10, the lower extreme of clamp plate 9 with the laminating of card ear 10, clamp plate 9 with base 1 is connected, the inside echelonment needle groove 17 that is provided with of micropin mounting 8, the both ends of micropin mounting 8 are provided with the pin locating hole, the side of micropin mounting 8 is provided with the technology groove. The microneedle fixing piece 8 is adopted to fixedly design the elastic sheet microneedle 7, so that the structure is compact, the microneedle position is fixed simply, and the installation efficiency is improved.

In this embodiment, the middle part of locating plate 3 is provided with a plurality of pinholes 11, and is a plurality of pinhole 11 corresponds with a plurality of shell fragment micropins 7 cooperation is connected, the middle part of locating plate 3 still is provided with the recess, the inside symmetry of recess is provided with a plurality of counter bores 12, and is a plurality of the one end of spring 6 is respectively with a plurality of counter bores 12 are connected, and is a plurality of the other end of spring 6 all with slider 4 is connected, slider 4's middle part is provided with the opening, pinhole 11 is waist type pinhole. The waist-shaped pin hole is adopted to limit the micro-needle to move in the X direction and the Y direction, so that poor contact or slight error caused by the deviation of the micro-needle in the test is prevented, and the accuracy of experimental data is prevented from being influenced.

In this embodiment, base 1 is last to be provided with a plurality of draw-in grooves 13, and is a plurality of draw-in grooves 13 correspond with a plurality of card ear 10 is connected, the bilateral symmetry of base 1 is provided with the pin.

In this embodiment, the shrapnel microneedle 7 includes a first contact portion 14, a second contact portion 15 and an elastic connection portion 16, the first contact portion 14 is connected to an external conduction testing mechanism, the second contact portion 15 is connected to an external mechanism to be tested, the elastic connection portion 16 is disposed between the first contact portion 14 and the second contact portion 15, and the second contact portion 15 is provided with a side contact end and a bottom contact end. The design of microneedle side contact is adopted, so that the surface of a product to be detected is prevented from being abraded, and the service life of the product is prolonged.

In this embodiment, the second contact portion is provided with a side joint 18 and a bottom joint 19, and the side joint 18 is arranged perpendicular to the bottom joint 19.

In this embodiment, the connection between the elastic connection portion 16 and the second contact portion 15 is provided with an inclination angle. When the product to be tested is pressed down by adopting the inclination angle design, the bottom connector is ejected out, and the side connector is close to the product to be tested under the lever action.

In this embodiment, the elastic connection portion 16 is provided with a resilient groove at the middle thereof. Adopt the design of resilience groove, reduce the resilience force of elastic connecting portion, reduce the holding down force of the product that awaits measuring.

In this embodiment, a guide hole is disposed in the middle of the slider 4, and a reserved groove is disposed between the guide hole and the positioning plate. The design of the reserved groove is adopted, so that the phenomenon that the product to be tested is in rigid contact with the side joint when pressed down to damage the structure of the elastic sheet micro-needle is avoided.

The working principle of the utility model is as follows:

the test end of the product to be tested is inserted into the guide opening of the floating block 4, the floating block 4 is pressed downwards, the product to be tested is jacked and positioned at the second contact part 15 at the bottom of the floating block 4, the bottom joint 19 of the second contact part 15 is pressed to generate partial elastic deformation, then the side joint 18 is contacted with the product to be tested, the first contact part 14 is communicated with the external conduction test mechanism, and the product to be tested is connected with the external conduction test mechanism.

While the embodiments of the present invention have been described in terms of practical embodiments, they are not to be construed as limiting the meaning of the present invention, and modifications of the embodiments and combinations with other embodiments will be apparent to those skilled in the art in light of the present description.

Claims

1. The utility model provides a needle formula shell fragment micropin test module under side which characterized in that: it includes base (1), test assembly (2), locating plate (3), slider (4) and shrouding (5), test assembly (2) with base (1) is connected, locating plate (3) with test assembly (2) cooperation is connected, slider (4) through a plurality of springs (6) with locating plate (3) float and connect, shrouding (5) with slider (4) laminating and with locating plate (3) are connected.

2. The microneedle testing module of claim 1, wherein: the testing component (2) comprises a plurality of elastic sheet micro-needles (7), two groups of micro-needle fixing pieces (8) and a pressing plate (9), and is two groups of needle grooves (17) are formed in the micro-needle fixing pieces (8) and are a plurality of corresponding and a plurality of elastic sheet micro-needles (7) which are matched and connected with the needle grooves (17) and are two groups of the micro-needle fixing pieces (8) are connected with the base (1) and are a plurality of clamping lugs (10) are arranged on the elastic sheet micro-needles (7), the lower end of the pressing plate (9) is attached to the clamping lugs (10), and the pressing plate (9) is connected with the base (1).

3. The microneedle testing module of claim 2, wherein: the middle part of locating plate (3) is provided with a plurality of pinholes (11), and is a plurality of pinhole (11) correspond with a plurality of shell fragment micropin (7) cooperation is connected, the middle part of locating plate (3) still is provided with the recess, the inside symmetry of recess is provided with a plurality of counter sink (12), and is a plurality of the one end of spring (6) is respectively with a plurality of counter sink (12) are connected, and is a plurality of the other end of spring (6) all with slider (4) are connected.

4. The microneedle testing module of claim 2, wherein: the base (1) is provided with a plurality of clamping grooves (13), and the clamping grooves (13) are correspondingly connected with the clamping lugs (10).

5. The microneedle testing module of claim 2, wherein: the elastic sheet microneedle (7) comprises a first contact part (14), a second contact part (15) and an elastic connecting part (16), the first contact part (14) is connected with an external conduction testing mechanism, the second contact part (15) is connected with an external mechanism to be tested, and the elastic connecting part (16) is arranged between the first contact part (14) and the second contact part (15).

6. The microneedle testing module of claim 5, wherein: the second contact portion is provided with a side joint (18) and a bottom joint (19), and the side joint (18) and the bottom joint (19) are vertically arranged.

7. The microneedle testing module of claim 5, wherein: the connection part of the elastic connecting part (16) and the second contact part (15) is provided with an inclined angle.

8. The microneedle testing module of claim 5, wherein: the middle part of the elastic connecting part (16) is provided with a rebound groove.

9. The microneedle testing module of claim 1, wherein: the middle part of the floating block (4) is provided with a guide hole, and a reserved groove is arranged between the guide hole and the positioning plate.