CN215728615U

CN215728615U - Chip testing and positioning jig

Info

Publication number: CN215728615U
Application number: CN202121303010.4U
Authority: CN
Inventors: 程厚明
Original assignee: Xinli Measurement Technology Suzhou Co ltd
Current assignee: Xinli Measurement Technology Suzhou Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2022-02-01
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a chip testing and positioning jig, which comprises a positioning plate, wherein a product placing area is arranged on the positioning plate, and the chip testing and positioning jig is characterized in that: the cover plate is detachably arranged on the positioning plate above the product placing area; the front end and the rear end of the top surface of the positioning plate are respectively provided with a vertical plate, each vertical plate is provided with an L-shaped limiting opening, the top of the cover plate is provided with a limiting mechanism, and the limiting mechanism is rotatably connected with the top of the cover plate; when the cover plate is arranged on the positioning plate, the bottom surface of the cover plate is abutted against the top surface of the positioning plate, and two ends of the limiting mechanism are respectively clamped in the L-shaped limiting openings of the two groups of vertical plates. The utility model improves the positioning efficiency and quality of the product and also improves the test stability and quality of the product.

Description

Chip testing and positioning jig

Technical Field

The utility model relates to the field of chip testing, in particular to a chip testing and positioning jig.

Background

When a chip analog circuit is used for testing, a positioning fixture is generally used for positioning a chip. However, in the prior art, the chip is compressed by a material pressing mechanism, and in such a mode, the compression force is not easy to control sometimes, so that when a product is pressed, the positioning efficiency is low, the stability is not good, the product is easily crushed or not compressed, and the testing stability and precision are influenced.

Disclosure of Invention

The utility model aims to provide a chip testing and positioning jig, which effectively ensures the positioning efficiency and the positioning stability before the chip testing and also improves the testing stability and the testing quality of the chip by using the structure.

In order to achieve the purpose, the utility model adopts the technical scheme that: a chip testing and positioning jig comprises a positioning plate, wherein a product placing area is arranged on the positioning plate, and a cover plate is also arranged on the positioning plate above the product placing area and is detachably arranged on the positioning plate;

the front end and the rear end of the top surface of the positioning plate are respectively provided with a vertical plate, each vertical plate is provided with an L-shaped limiting opening, the top of the cover plate is provided with a limiting mechanism, and the limiting mechanism is rotatably connected with the top of the cover plate; when the cover plate is arranged on the positioning plate, the bottom surface of the cover plate is abutted against the top surface of the positioning plate, and two ends of the limiting mechanism are respectively clamped in the L-shaped limiting openings of the two groups of vertical plates.

In the technical scheme, the L-shaped limiting opening comprises a vertical groove and a transverse groove which are perpendicular to each other, the top of the vertical groove is communicated with the top surface of the vertical plate, and the inner end of the transverse groove is communicated with the bottom of the vertical groove.

In the technical scheme, the L-shaped limiting openings on the two groups of vertical plates are symmetrically arranged, and the transverse groove on the vertical plate at the front end is arranged on the right side corresponding to the vertical groove; the rear end the transverse grooves on the vertical plates are arranged on the left sides corresponding to the vertical grooves, and the vertical grooves on the two groups of vertical plates are arranged oppositely.

Among the above-mentioned technical scheme, stop gear includes carousel and two sets of limiting plates, the bottom surface middle part of carousel through a pivot with the apron top surface rotates and links to each other, and is two sets of the limiting plate symmetry set up in on the outer fringe face of carousel, every group limiting plate detachable card is located a set of in the L type spacing mouth.

In the above technical scheme, each group of the limiting plates is clamped in one group of the transverse grooves.

In the above technical scheme, the height of the limiting plate is less than or equal to the depth of the transverse groove, the top surface and the bottom surface of the limiting plate are respectively provided with a rubber layer, and the rubber layers are abutted against the top surface and the bottom surface of the transverse groove.

In the technical scheme, the top surface of the turntable is provided with the grabbing plate, and the grabbing plate and the two groups of limiting plates are arranged on the same straight line.

In the technical scheme, the middle of the bottom surface of the cover plate is provided with the flexible layer, and the flexible layer is over against the product placement area.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the cover plate is detachably arranged on the positioning plate, the vertical plate is arranged on the positioning plate, the L-shaped limiting opening is formed in the vertical plate, the rotatable limiting mechanism is arranged on the cover plate, and the limiting mechanism is rotatably clamped in the L-shaped limiting opening, so that the product is quickly locked and positioned, the efficiency is high, the quality is good, the positioning efficiency and the positioning stability of the product are effectively improved, and the testing stability and the quality of the product are ensured.

Drawings

FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is a schematic perspective view illustrating a positioning plate and a cover plate in a detached state according to an embodiment of the present invention.

Wherein: 1. positioning a plate; 2. a product placement area; 3. a cover plate; 4. a vertical plate; 5. an L-shaped limiting opening; 6. a vertical slot; 7. a transverse groove; 8. a turntable; 9. a limiting plate; 10. a rotating shaft; 11. a rubber layer; 12. grabbing a plate; 13. a flexible layer.

Detailed Description

The utility model is further described with reference to the following figures and examples:

the first embodiment is as follows: referring to fig. 1-3, a chip testing and positioning jig comprises a positioning plate 1, wherein a product placing area 2 is arranged on the positioning plate, and a cover plate 3 is also arranged on the positioning plate above the product placing area and is detachably mounted on the positioning plate;

the front end and the rear end of the top surface of the positioning plate are respectively provided with a vertical plate 4, each vertical plate is provided with an L-shaped limiting opening 5, the top of the cover plate is provided with a limiting mechanism, and the limiting mechanism is rotatably connected with the top of the cover plate; when the cover plate is arranged on the positioning plate, the bottom surface of the cover plate is abutted against the top surface of the positioning plate, and two ends of the limiting mechanism are respectively clamped in the L-shaped limiting openings of the two groups of vertical plates.

In this embodiment, when the in-service use, after the locating plate installation was accomplished, put into the product again and place the district in, then grasp the apron and put on the locating plate, at this in-process, stop gear inserts in L type spacing mouth, then rotate stop gear, make stop gear card in L type spacing mouth, it is spacing to utilize stop gear to lock the apron like this, make the apron push down the product, prevent that the product from removing, guarantee the positional stability of product, improve the positioning efficiency of product, guarantee the follow-up test stability and the quality of product.

Referring to fig. 2 and 3, the L-shaped limiting opening includes a vertical groove 6 and a horizontal groove 7 which are perpendicular to each other, the top of the vertical groove is communicated with the top surface of the vertical plate, and the inner end of the horizontal groove is communicated with the bottom of the vertical groove.

The L-shaped limiting openings on the two groups of vertical plates are symmetrically arranged, and the transverse grooves on the vertical plates at the front ends are arranged on the right sides corresponding to the vertical grooves; the rear end the transverse grooves on the vertical plates are arranged on the left sides corresponding to the vertical grooves, and the vertical grooves on the two groups of vertical plates are arranged oppositely.

Stop gear includes carousel 8 and two sets of limiting plate 9, the bottom surface middle part of carousel through a pivot 10 with the apron top surface rotates and links to each other, and is two sets of the limiting plate symmetry set up in on the outer fringe face of carousel, every group limiting plate detachable card is located a set of in the L type spacing mouth.

Each group of limiting plates is clamped in one group of transverse grooves.

In this embodiment, when apron locking is spacing, put into between two sets of risers the apron, every group limiting plate is earlier just to a set of perpendicular groove, then make the apron remove down, when the apron supports on product and locating plate top surface, the bottom surface of limiting plate can support on the bottom surface of erecting the groove, then grasp the carousel and rotate, make the limiting plate rotate the cross slot in, utilize the cross slot to carry on spacingly to the limiting plate, prevent that the limiting plate from reciprocating, also be exactly reciprocating of restriction carousel and apron, realize the installation and the location of apron, high efficiency, high quality.

Referring to fig. 1 to 3, the height of the limiting plate is less than or equal to the depth of the transverse groove, and rubber layers 11 are respectively arranged on the top surface and the bottom surface of the limiting plate and abut against the top surface and the bottom surface of the transverse groove.

In this embodiment, through the setting on rubber layer, can increase the frictional force between limiting plate and the cross slot, after the limiting plate card is gone into the cross slot, must need certain dynamics just to drive limiting plate and carousel and rotate like this for the limiting plate breaks away from the cross slot, can realize like this that the limiting plate just can break away from erecting the inslot, removes the spacing of apron, like this when the product detects the use, the apron position is stable, can effectively guarantee the detection stability and the quality of product.

Referring to fig. 1 to 3, a grabbing plate 12 is arranged on the top surface of the turntable, and the grabbing plate and the two sets of limiting plates are arranged on the same straight line. Through the setting of grabbing the board, operating personnel can directly grab and grab the board and drive the carousel and rotate, drives the apron and reciprocates, realizes being connected of apron and locating plate location and dismantlement, realizes the quick location and the dismantlement of product.

Referring to fig. 2, a flexible layer 13 is arranged in the middle of the bottom surface of the cover plate, and the flexible layer is arranged opposite to the product placement area.

Through the setting of flexible layer, can utilize flexible layer and product top surface contact, compress tightly the product, prevent that the product from being crushed, also can guarantee compressing tightly the quality of product.

Claims

1. The utility model provides a chip test positioning jig, includes the locating plate, it places district, its characterized in that to be equipped with the product on the locating plate: the cover plate is detachably arranged on the positioning plate above the product placing area;

2. The chip testing and positioning jig of claim 1, wherein: the L-shaped limiting opening comprises a vertical groove and a transverse groove which are perpendicular to each other, the top of the vertical groove is communicated with the top surface of the vertical plate, and the inner end of the transverse groove is communicated with the bottom of the vertical groove.

3. The chip testing and positioning jig according to claim 2, wherein: the L-shaped limiting openings on the two groups of vertical plates are symmetrically arranged, and the transverse grooves on the vertical plates at the front ends are arranged on the right sides corresponding to the vertical grooves; the rear end the transverse grooves on the vertical plates are arranged on the left sides corresponding to the vertical grooves, and the vertical grooves on the two groups of vertical plates are arranged oppositely.

4. The chip testing and positioning jig according to claim 2, wherein: the limiting mechanism comprises a rotary disc and two groups of limiting plates, the middle of the bottom surface of the rotary disc is rotatably connected with the top surface of the cover plate through a rotating shaft, the two groups of limiting plates are symmetrically arranged on the outer edge surface of the rotary disc, and each group of limiting plates are detachably clamped in one group of L-shaped limiting ports.

5. The chip testing and positioning jig of claim 4, wherein: each group of limiting plates is clamped in one group of transverse grooves.

6. The chip testing and positioning jig of claim 5, wherein: the height of the limiting plate is smaller than or equal to the depth of the transverse groove, rubber layers are arranged on the top surface and the bottom surface of the limiting plate respectively, and the rubber layers abut against the top surface and the bottom surface of the transverse groove.

7. The chip testing and positioning jig of claim 4, wherein: the top surface of the rotary table is provided with a grabbing plate, and the grabbing plate and the two groups of limiting plates are arranged on the same straight line.

8. The chip testing and positioning jig of claim 1, wherein: the middle of the bottom surface of the cover plate is provided with a flexible layer, and the flexible layer is arranged right opposite to the product placing area.