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CN-224231818-U - Pressing mechanism for chip test socket

CN224231818UCN 224231818 UCN224231818 UCN 224231818UCN-224231818-U

Abstract

The utility model relates to a pressing mechanism for a chip test socket, which comprises a base, wherein the left side and the right side of the base are respectively provided with a movable groove, a pressing frame is movably connected in the movable grooves, a spring is connected between the base and the pressing frame, a first rotating shaft is connected in the movable grooves, a pressing assembly is connected on the first rotating shaft, one side of the pressing assembly is contacted with a product, and the other side of the pressing assembly is connected with the pressing frame through a movable connecting piece. The utility model can improve the stability of the product.

Inventors

  • GAO XIANGDONG
  • Xue Zongmin

Assignees

  • 苏州竣合信半导体科技有限公司

Dates

Publication Date
20260512
Application Date
20250519

Claims (8)

  1. 1. The compressing mechanism for the chip test socket is characterized by comprising a base (1), wherein the left side and the right side of the base (1) are respectively provided with a movable groove (2), a compressing frame (3) is movably connected in the movable groove (2), a spring (4) is connected between the base (1) and the compressing frame (3), a first rotating shaft (5) is connected in the movable groove (2), a compressing assembly (6) is connected on the first rotating shaft (5), one side of the compressing assembly (6) is contacted with a product, and the other side of the compressing assembly is connected with the compressing frame (3) through a movable connecting piece (7); The pressing assembly (6) comprises a pressing connecting plate (61), the pressing connecting plate (61) is connected to the first rotating shaft (5), an auxiliary pressing piece (62) is connected to one side of the pressing connecting plate (61) in contact with a product, the other end of the pressing connecting plate (61) is connected with the pressing frame (3) through a movable connecting piece (7), a jacking table (63) is arranged on the movable groove (2), and the jacking table (63) is of an inclined structure and is located between the first rotating shaft (5) and the movable connecting piece (7).
  2. 2. The pressing mechanism for the chip test socket of claim 1, wherein the jacking table (63) is provided with a positioning groove, and the pressing connection plate (61) is connected with a positioning block corresponding to the positioning groove.
  3. 3. The pressing mechanism for the chip test socket of claim 1, wherein the pressing frame (3) is provided with a positioning guide groove, and the positioning guide groove is arranged opposite to the pressing connection plate (61).
  4. 4. The pressing mechanism for the chip test socket of claim 1, wherein the movable connecting piece (7) is a second rotating shaft.
  5. 5. The pressing mechanism for the chip test socket, as set forth in claim 1, characterized in that the auxiliary pressing member (62) comprises an auxiliary pressing plate (65), an auxiliary groove (66) is formed in the pressing connection plate (61) on one side contacting with the product, a third rotating shaft (67) is connected to the auxiliary groove (66), the auxiliary pressing plate (65) is movably connected to the third rotating shaft (67), one side of the auxiliary pressing plate (65) contacts with the product, the other end of the auxiliary pressing plate (65) is located in the auxiliary groove to move, and an auxiliary spring (64) is connected between the other side of the auxiliary pressing plate (65) and the auxiliary groove (66).
  6. 6. The pressing mechanism for the chip test socket of claim 1, wherein the base (1) is provided with a guide groove, and the pressing frame (3) is connected with a guide block sliding in the guide groove.
  7. 7. The pressing mechanism for a chip test socket according to claim 6, wherein the guide groove (8) is connected with a stopper.
  8. 8. The pressing mechanism for a chip test socket as recited in claim 6, wherein the inclination angle of the jacking table (63) is 45 degrees.

Description

Pressing mechanism for chip test socket Technical Field The utility model relates to a hold-down mechanism for a chip test socket, in particular to a hold-down mechanism for a BGA297 type chip test socket. Background With the development of science and technology, electronic chips have been widely used in various electronic products. After the mass production of the chips is completed, the qualification of the chips needs to be detected, so that unqualified chips are selected, and qualified chips are reserved. However, in the current semiconductor chip testing field, the test socket mainly includes a lower test socket body, a test probe and a lower test socket probe holding board, so as to complete the testing of the single-sided pin array chip. And the function of the test socket is to test the chips of the single-sided pin array, and the test socket does not have the function of testing the upper surface and the lower surface of the chips at different times aiming at the novel packaging technology chips of the double-sided pin array, especially the main chip surface of the laminated semiconductor chip. Through retrieval, the aging test socket (CN 202222685037.5) capable of assisting chip heat dissipation comprises an upper needle hole plate, an upper metal clamping plate, a lower needle hole plate and probes, wherein the upper surface of the upper needle hole plate is provided with a test groove, the middle part of the upper needle hole plate is provided with four insulating plates, the middle part of the test groove is provided with a first mounting groove, the upper metal clamping plate is fixedly mounted in the first mounting groove, the upper surfaces of the upper metal clamping plate and the lower metal clamping plate are respectively provided with a plurality of probe holes, the upper surface of the lower needle hole plate is provided with a second mounting groove, and the lower metal clamping plate is fixedly mounted in the second mounting groove. The structure realizes the fixation of the product by the cover plate, and the fixation is needed by operators, so that the working efficiency is reduced. In view of the above-mentioned drawbacks, the present inventors have actively studied and innovated to create a novel structure of a pressing mechanism for a chip test socket, which has a more industrial utility value. Disclosure of utility model In order to solve the technical problems, the utility model aims to provide a pressing mechanism for a chip test socket. In order to achieve the above purpose, the utility model adopts the following technical scheme: The pressing mechanism for the chip test socket comprises a base, wherein movable grooves are formed in the left side and the right side of the base, a pressing frame is movably connected in the movable grooves, a spring is connected between the base and the pressing frame, a first rotating shaft is connected in the movable grooves, a pressing assembly is connected on the first rotating shaft, one side of the pressing assembly is in contact with a product, and the other side of the pressing assembly is connected with the pressing frame through a movable connecting piece; The pressing assembly comprises a pressing connecting plate, the pressing connecting plate is connected to a first rotating shaft, an auxiliary pressing piece is connected to one side of the pressing connecting plate, which is in contact with a product, the other end of the pressing connecting plate is connected with a pressing frame through a movable connecting piece, a jacking table is arranged on the movable groove and is of an inclined structure, and the jacking table is located between the first rotating shaft and the movable connecting piece. Preferably, in the pressing mechanism for a chip test socket, a positioning groove is formed in the jacking table, and a positioning block corresponding to the positioning groove is connected to the pressing connection plate. Preferably, the pressing mechanism for the chip test socket is characterized in that a positioning guide groove is formed in the pressing frame, and the positioning guide groove is arranged opposite to the pressing connecting plate. Preferably, the pressing mechanism for the chip test socket is characterized in that the movable connecting piece is a second rotating shaft. Preferably, the pressing mechanism for the chip test socket comprises an auxiliary pressing plate, an auxiliary groove is formed in the pressing connection plate and is in contact with a product, a third rotating shaft is connected to the auxiliary groove, the auxiliary pressing plate is movably connected to the third rotating shaft, one side of the auxiliary pressing plate is in contact with the product, the other end of the auxiliary pressing plate is located in the auxiliary groove and moves, and an auxiliary spring is connected between the other side of the auxiliary pressing plate and the auxiliary groove. Preferably, in the pressing mechanism