CN218917465U

CN218917465U - Pushing spring piece type test socket

Info

Publication number: CN218917465U
Application number: CN202223011082.9U
Authority: CN
Inventors: 王军芳; 唐桥方
Original assignee: Wuhan Haoyide Mould Products Co ltd
Current assignee: Wuhan Haoyide Mould Products Co ltd
Priority date: 2022-11-13
Filing date: 2022-11-13
Publication date: 2023-04-25
Anticipated expiration: 2032-11-13

Abstract

The utility model discloses a downward-pressing spring piece type test socket, which relates to the technical field of test sockets and comprises a socket, wherein the upper surface of the socket is provided with a slot, four corners of the lower surface of the socket are fixedly connected with vertical rods, the lower ends of the vertical rods are fixedly connected with a base together, the middle position of the upper surface of the base is fixedly connected with a sleeve, the upper surface of the sleeve is slidably inserted with a telescopic rod, the upper end of the telescopic rod is slidably penetrated through the socket and is fixedly connected with a pressing plate, the outer surface of the telescopic rod is sleeved with a second spring, the upper end of the second spring is fixedly connected with the socket, and the lower end of the second spring is fixedly connected with the sleeve.

Description

Pushing spring piece type test socket

Technical Field

The utility model relates to the technical field of test sockets, in particular to a downward-pressing spring piece type test socket.

Background

After the chip is produced, the chip needs to be tested, each performance of the chip is guaranteed to reach the standard, and the test socket is a fixing device for testing the chip and can guarantee the stability of the chip during testing.

The prior Chinese patent with the issued publication number of CN216209334U discloses a chip test socket, and relates to the technical field of chip test. The utility model comprises a test seat and a supporting plate, wherein a pull rod is arranged on one surface of the test seat, a rod handle is arranged on one surface of the pull rod, a plurality of elastic ropes are symmetrically arranged on the other surface of the pull rod, a plurality of rotating rods are symmetrically connected to the upper surface and the lower surface of the test seat in a rotating way, a rotating wheel is arranged on the rotating rod Zhou Cemian, a transmission plate is arranged on one surface of the elastic ropes, a plurality of sliding rods are arranged on the two opposite surfaces of the inside of the test seat, and a supporting rod is arranged on one surface of the transmission plate. According to the utility model, the elastic rope is driven to move outwards through the pull rod by the rod handle, the moving direction of the elastic rope is changed through the rotating wheel, the position of the clamping plate is restored through the telescopic spring, the chip is conveniently fixed in the placing groove through the clamping plate, the elastic rope drives the transmission plate to move in the slide rod, the transmission plate drives the clamping plate to move in the placing groove through the support rod, the chip is conveniently fixed in the placing groove, and the stability of the chip is conveniently increased.

The technical scheme in the above patent document can fix the chip during testing, and the stability of the chip during testing is increased, but because the chip is small in size, after the testing is finished, the chip needs to be scratched out of the placing groove, and the process of taking out the chip is troublesome and easy to damage the chip.

Therefore, we propose a push-down spring type test socket.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a downward-pressing spring piece type test socket.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a push down shell fragment formula test socket, includes the socket, the slot has been seted up to the upper surface of socket, socket lower surface four corners department fixedly connected with montant, just the common fixedly connected with base of lower extreme of montant, the upper surface intermediate position department fixedly connected with sleeve of base, telescopic upper surface slip cartridge has the telescopic link, the upper end slip of telescopic link runs through the socket and fixedly connected with clamp plate, the surface cover of telescopic link is equipped with the second spring, the upper end and the socket fixed connection of second spring, the lower extreme and the sleeve fixed connection of second spring, the position department symmetry that the slot internal surface is located the clamp plate top is equipped with wedge shell fragment, just wedge shell fragment passes through elastic mechanism slidable mounting inside the socket.

Further, the elastic mechanism comprises grooves formed in two sides of the inner surface of the slot, the wedge-shaped elastic sheet is slidably mounted in the grooves, and a first spring is fixedly connected between the grooves and the wedge-shaped elastic sheet.

Further, the cavity is formed in the pressing plate, round holes which are uniformly distributed are formed in the upper surface of the pressing plate, the round holes are communicated with the cavity, the cylindrical groove is formed in the position, close to the first spring, of the inner wall of the socket, a hose is fixedly connected between the cylindrical groove and the cavity in a penetrating mode, the hose is installed on one side, close to the first spring, of the pressing plate, and an extrusion mechanism is arranged between the wedge-shaped elastic sheet and the cylindrical groove.

Further, the extrusion mechanism comprises a first piston plate which is slidably mounted in the cylindrical groove, a connecting rod is fixedly connected between the first piston plate and the wedge-shaped elastic sheet, and the connecting rod is slidably inserted in the joint of the cylindrical groove and the groove.

Further, one side of the outer surface of the pressing plate, which is close to the wedge-shaped elastic sheet, is provided with an opening.

Further, a connecting pipe is fixedly and through-connected to one side, far away from the first piston plate, of each cylindrical groove, a cylinder body is fixedly and through-connected to one side, far away from the cylindrical groove, of each connecting pipe, a second piston plate is connected in a sliding mode in the cylinder body, a pull rod is fixedly connected to one side of the second piston plate, and clearance fit is achieved between the pull rod and the cylinder body.

Further, sealing rings are fixedly sleeved on the outer surfaces of the first piston plate and the second piston plate.

Compared with the prior art, the utility model has the beneficial effects that:

after the chip testing is finished, the wedge-shaped elastic sheet can be moved by pulling the pull rod, so that the second spring is stretched, the pressing plate and the chip on the upper surface of the pressing plate are ejected out, the chip can be automatically taken out, and the chip is prevented from being damaged when taken out.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic diagram of the whole structure of a push-down spring test socket according to the present utility model;

FIG. 2 is a cross-sectional view of a push-down spring test socket according to the present utility model;

FIG. 3 is a cross-sectional view of another embodiment of a push-down spring test socket according to the present utility model;

FIG. 4 is an enlarged view of the portion A of FIG. 2 showing a push-down spring test socket according to the present utility model;

fig. 5 is an enlarged view of the portion B of fig. 3 of the push-down spring test socket according to the present utility model.

In the figure: 1. a socket; 2. a slot; 3. a wedge-shaped elastic sheet; 4. a vertical rod; 5. a base; 6. a pressing plate; 7. a round hole; 8. a hose; 9. a groove; 10. a cylindrical groove; 11. a first piston plate; 12. a connecting rod; 13. a first spring; 14. a pull rod; 15. a connecting pipe; 16. a second piston plate; 17. a cylinder; 18. a sleeve; 19. a telescopic rod; 20. a second spring; 21. a cavity; 22. and (3) sealing rings.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;

example 1:

referring to fig. 1-5, a push-down spring type test socket comprises a socket 1, a slot 2 is formed in the upper surface of the socket 1, vertical rods 4 are fixedly connected to four corners of the lower surface of the socket 1, the lower ends of the vertical rods 4 are fixedly connected with a base 5, a sleeve 18 is fixedly connected to the middle position of the upper surface of the base 5, a telescopic rod 19 is slidably inserted into the upper surface of the sleeve 18, the upper end of the telescopic rod 19 slidably penetrates through the socket 1 and is fixedly connected with a pressing plate 6, a second spring 20 is sleeved on the outer surface of the telescopic rod 19, the upper end of the second spring 20 is fixedly connected with the socket 1, the lower end of the second spring 20 is fixedly connected with the sleeve 18, wedge-shaped spring 3 is symmetrically arranged at the position, above the pressing plate 6, of the inner surface of the slot 2, the wedge-shaped spring 3 is slidably mounted inside the socket 1 through an elastic mechanism, the elastic mechanism comprises grooves 9 formed in the two sides of the inner surface of the slot 2, and the wedge-shaped spring 3 is slidably mounted inside the grooves 9, and a first spring 13 is fixedly connected between the grooves 9 and the wedge-shaped spring 3.

A cylindrical groove 10 is formed in the inner wall of the socket 1 near the first spring 13, and an extrusion mechanism is arranged between the wedge-shaped elastic sheet 3 and the cylindrical groove 10. The extrusion mechanism comprises a first piston plate 11 which is slidably mounted in a cylindrical groove 10, a connecting rod 12 is fixedly connected between the first piston plate 11 and the wedge-shaped elastic sheet 3, the connecting rod 12 is slidably inserted in the joint of the cylindrical groove 10 and the groove 9, one side, far away from the first piston plate 11, of the cylindrical groove 10 is fixedly connected with a connecting pipe 15 in a through manner, one side, far away from the cylindrical groove 10, of the two connecting pipes 15 is fixedly connected with a barrel 17 in a through manner, a second piston plate 16 is slidably connected in the barrel 17, one side of the second piston plate 16 is fixedly connected with a pull rod 14, and clearance fit is formed between the pull rod 14 and the barrel 17.

The working principle of automatically taking out the test chip is as follows: before testing, place the test chip on two wedge shell fragment 3 to push down the test chip, wedge shell fragment 3 receives the extrusion, move to recess 9 inside, thereby first spring 13 is compressed, when the test chip contacted clamp plate 6, continue to press the test chip, telescopic link 19 of clamp plate 6 lower surface thereby moves to sleeve 18 inside, and second spring 20 is compressed, when test chip and wedge shell fragment 3 separation, first spring 13 is elongated, make wedge shell fragment 3 remove to test chip upper surface, thereby can fix the test chip, after the chip test is finished through pulling pull rod 14, inhale the gas that is close to connecting pipe 15 one side in the cylindrical tank 10 inside barrel 17, the inside first spring 11 of cylindrical tank 10 thereby moves to connecting pipe 15 side, thereby wedge shell fragment 3 through connecting rod 12 and first piston plate 11 fixed connection moves to recess 9 inside, thereby the test chip is no longer fixed, thereby second spring 20 is elongated, the test chip of clamp plate 6 and upper surface is ejected, thereby can take out the chip automatically.

Example 2:

referring to fig. 1-4, a cavity 21 is formed in the pressing plate 6, evenly distributed round holes 7 are formed in the upper surface of the pressing plate 6, the round holes 7 are communicated with the cavity 21, a hose 8 is fixedly and fixedly connected between the cylindrical groove 10 and the cavity 21, the hose 8 is installed on one side close to the first spring 13, and one side, close to the wedge-shaped elastic sheet 3, of the outer surface of the pressing plate 6 is in an opening shape.

In this embodiment, when the test chip is taken out and the pull rod 14 is pulled to move the first piston plate 11, the space of the cylindrical groove 10 near the side of the hose 8 is increased, so that the air in the cavity 21 can be sucked into the cylindrical groove 10 through the hose 8, the cavity 21 is in a negative pressure state, the test chip on the upper surface of the pressing plate 6 can be adsorbed, and the chip on the pressing plate 6 is prevented from falling when the pressing plate 6 is ejected by the second spring 20.

Example 3:

referring to fig. 4-5, the outer surfaces of the first piston plate 11 and the second piston plate 16 are fixedly sleeved with sealing rings 22.

In the present embodiment, the sealing ring 22 is provided to ensure the sealing property between the first piston plate 11 and the cylindrical groove 10 and between the second piston plate 16 and the cylinder 17.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process-method-article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process-method-article or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a push down shell fragment formula test socket, includes socket (1), its characterized in that, slot (2) have been seted up to the upper surface of socket (1), socket (1) lower surface four corners department fixedly connected with montant (4), just the lower extreme of montant (4) is fixedly connected with base (5) jointly, the upper surface intermediate position department fixedly connected with sleeve (18) of base (5), the upper surface slip cartridge of sleeve (18) has telescopic link (19), the upper end slip of telescopic link (19) runs through socket (1) and fixedly connected with clamp plate (6), the surface cover of telescopic link (19) is equipped with second spring (20), the upper end and the socket (1) fixed connection of second spring (20), the lower extreme and the sleeve (18) fixed connection of second spring (20), the position department symmetry that slot (2) internal surface is located clamp plate (6) top is equipped with wedge shell fragment (3), just wedge shell fragment (3) are inside socket (1) through elastic mechanism slidable mounting.

2. The push-down spring type test socket according to claim 1, wherein the elastic mechanism comprises grooves (9) formed in two sides of the inner surface of the slot (2), the wedge-shaped spring piece (3) is slidably mounted in the grooves (9), and a first spring (13) is fixedly connected between the grooves (9) and the wedge-shaped spring piece (3).

3. The downward-pressing spring piece type test socket according to claim 1, wherein the pressing plate (6) is internally provided with a cavity (21), the upper surface of the pressing plate (6) is provided with evenly-distributed round holes (7), the round holes (7) are communicated with the cavity (21), the position, close to the first spring (13), of the inner wall of the socket (1) is provided with a cylindrical groove (10), a hose (8) is fixedly connected between the cylindrical groove (10) and the cavity (21), the hose (8) is installed on one side close to the first spring (13), and an extrusion mechanism is arranged between the wedge-shaped spring piece (3) and the cylindrical groove (10).

4. A push-down spring test socket according to claim 3, wherein the pressing mechanism comprises a first piston plate (11) slidably mounted in the cylindrical groove (10), a connecting rod (12) is fixedly connected between the first piston plate (11) and the wedge spring (3), and the connecting rod (12) is slidably inserted in the connection part between the cylindrical groove (10) and the groove (9).

5. The pressing spring type test socket according to claim 1, wherein the side of the outer surface of the pressing plate (6) close to the wedge-shaped spring plate (3) is provided with an opening.

6. The push-down spring type test socket according to claim 4, wherein the side of the cylindrical groove (10) far away from the first piston plate (11) is fixedly and through-connected with a connecting pipe (15), and the sides of the two connecting pipes (15) far away from the cylindrical groove (10) are fixedly and through-connected with a cylinder body (17) together, and the cylinder body (17) is slidably connected with a second piston plate (16), one side of the second piston plate (16) is fixedly connected with a pull rod (14), and a clearance fit is arranged between the pull rod (14) and the cylinder body (17).

7. The push-down spring test socket of claim 6, wherein the outer surfaces of the first piston plate (11) and the second piston plate (16) are fixedly sleeved with sealing rings (22).