CN219609019U - Chip fixing structure for chip aging detection - Google Patents

Abstract

The utility model relates to the technical field of chip burn-in detection and fixation, in particular to a chip fixing structure for chip burn-in detection, which comprises a rectangular plate; the inside of rectangular plate has been seted up logical groove, T word board is installed to up end one side of rectangular plate, one side swivelling joint of T word board orientation logical groove has the cylinder, install the holding equipment towards logical groove on the cylinder, the square column with cylinder fixed connection is installed to one side of T word board pair cylinder, through rectangular plate, T word board, the cylinder, square column, holding equipment and fixed equipment that are equipped with, carry out the centre gripping to the chip through two holding equipment that install on the rectangular plate, by cylinder and holding equipment fixed connection, by cylinder and T word board swivelling joint, through square column and cylinder fixed connection, through the fixed equipment drive holding equipment of slidable mounting on the square column rotatory, be convenient for accomplish ageing detection back in one side of chip, swiftly overturn the opposite side of chip, the detection efficiency of chip has been improved.

Description

Chip fixing structure for chip aging detection

Technical Field

The utility model relates to the technical field of chip burn-in detection and fixation, in particular to a chip fixation structure for chip burn-in detection.

Background

After the chip is produced, a series of tests are required, wherein the burn-in test simulates the working state of the chip, accelerates the electrical fault of the chip under the condition of high temperature or other conditions, obtains the fault rate of the chip in a period of time, and enables the chip to work under a given load state so that the defect of the chip occurs in a shorter time, thereby obtaining the fault rate of the chip in a life cycle approximately and avoiding the fault from occurring in early use.

The existing chip ageing detection fixing structure needs to detach the chip when detecting the other surface of the chip after the single-surface detection of the chip is finished, and then the chip is fixed again after being overturned, so that the detection efficiency of the chip is reduced.

Disclosure of Invention

The utility model aims to provide a chip fixing structure for chip burn-in detection, which aims to solve the problems that the prior chip burn-in detection fixing structure is provided in the prior art, when one side of a chip is detected, the other side of the chip is detected, the chip needs to be detached and then turned over for fixing again, and the detection efficiency of the chip is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the chip fixing structure for chip aging detection comprises a rectangular plate;

the inside of rectangular plate has been seted up and has been led to the groove, T word board is installed to up end one side of rectangular plate, one side swivelling joint of T word board orientation leads to the groove has the cylinder, install the holding equipment towards leading to the groove on the cylinder, T word board right to one side of cylinder install with cylinder fixed connection's square column, slidable mounting has fixed equipment on the square column, is convenient for detect the both sides of chip.

Preferably, the fixing device comprises a square block, a groove for sliding of the square column is formed in the square block, two magnetic columns are symmetrically arranged on one side, facing the T-shaped plate, of the square block, holes for the magnetic columns to be inserted and adsorbed are formed in the T-shaped plate, and the fixing device is convenient for fixing when the chip is turned over.

Preferably, the clamping device comprises a vertical plate, a first transverse plate is installed at the bottom end of one side of the vertical plate, and a second transverse plate is installed at the side of the vertical plate, provided with the first transverse plate in a sliding manner, and used for clamping the chip.

Preferably, the top of riser is constructed with the otic placode, screwed connection has the threaded rod on the otic placode, the bottom of threaded rod with second diaphragm swivelling joint, the portion of gripping is installed on the top of threaded rod for drive diaphragm centre gripping chip.

Preferably, another clamping device is slidably mounted on the other side of the upper end face of the rectangular plate, a long plate is mounted on one side of the clamping device, the clamping device is rotatably connected with the long plate, L-shaped plates are respectively constructed at two ends of the long plate, two transverse grooves for the L-shaped plates to be embedded and sliding are symmetrically formed in the side faces of the through grooves, and chips with different sizes are conveniently clamped.

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

1. through rectangular plate, T word board, cylinder, square column, holding device and fixed equipment that are equipped with, two holding devices through installing on the rectangular plate carry out the centre gripping to the chip, by cylinder and holding device fixed connection, by cylinder and T word board swivelling joint, through square column and cylinder fixed connection, drive holding device through the fixed equipment of slidable mounting on the square column and rotate, be convenient for after ageing detection is done on one side of chip, swiftly overturn the opposite side of chip, improved the detection efficiency of chip;

2. through the transverse groove, the long plate and the L-shaped plate, the L-shaped plates which are constructed at the two ends of the long plate are embedded into the transverse groove and slide in the transverse groove, so that chips with different sizes can be clamped, and the clamping device is convenient.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of the structure of the fixture of FIG. 2 according to the present utility model;

fig. 4 is an enlarged schematic view of the structure at B in fig. 1 according to the present utility model.

In the figure: 1. a rectangular plate; 101. a through groove; 102. a transverse groove; 2. a T-shaped plate; 201. a cylinder; 202. square columns; 3. a clamping device; 301. a riser; 302. a first cross plate; 303. a second cross plate; 304. ear plates; 305. a threaded rod; 306. a grip portion; 4. a stationary device; 401. a square block; 402. a groove; 403. a magnetic column; 5. a long plate; 501. an L-shaped plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, there is shown: the embodiment is a preferred implementation manner in the technical scheme, and the chip fixing structure for chip aging detection comprises a rectangular plate 1;

the inside of rectangular board 1 has seted up logical groove 101, and T word board 2 is installed to the up end one side of rectangular board 1, and T word board 2 is connected with cylinder 201 towards one side swivelling joint of logical groove 101, installs the holding device 3 towards logical groove 101 on the cylinder 201, and T word board 2 is just to installing square column 202 with cylinder 201 fixed connection's one side, slidable mounting has fixture device 4 on the square column 202.

As shown in fig. 1 and 3, the fixing device 4 comprises a block 401, a groove 402 for sliding the square column 202 is formed in the block 401, two magnetic columns 403 are symmetrically arranged on one side, facing the T-shaped board 2, of the block 401, and holes for the magnetic columns 403 to be inserted and adsorbed are formed in the T-shaped board 2;

as shown in fig. 4, the holding apparatus 3 includes a riser 301, a first cross plate 302 is mounted at a bottom end of one side of the riser 301, and a second cross plate 303 is slidably mounted at a side of the riser 301 on which the first cross plate 302 is mounted;

as shown in fig. 4, the top end of the vertical plate 301 is provided with an ear plate 304, a threaded rod 305 is connected to the ear plate 304 in a screwed manner, the bottom end of the threaded rod 305 is connected with the second transverse plate 303 in a rotating manner, and the top end of the threaded rod 305 is provided with a holding part 306;

as shown in fig. 1 and 4, the other side of the upper end surface of the rectangular plate 1 is slidably provided with another clamping device 3, one side of the clamping device 3 is provided with a long plate 5, the clamping device 3 is rotationally connected with the long plate 5, both ends of the long plate 5 are respectively provided with an L-shaped plate 501, and the side surface of the through groove 101 is symmetrically provided with two transverse grooves 102 for the L-shaped plate 501 to be embedded and slide;

in this embodiment, the sliding long plate 5 is placed on the two first transverse plates 302, then the threaded rod 305 is driven to rotate by the holding part 306, the threaded rod 305 drives the second transverse plate 303 to clamp the chip, then detection is performed, after one surface is detected, the square block 401 is pulled, the square block 202 slides through the groove 402, then the magnetic column 403 is pulled out of the T-shaped plate 2, then the square block 401 is rotated, the square block 202 drives the clamping device 3 on the cylinder 201 to rotate, and after the chip is overturned, the two magnetic columns 403 on the square block 401 are reinserted into the T-shaped plate 2 to be fixed.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. The chip fixing structure for chip burn-in detection comprises a rectangular plate (1);

the method is characterized in that:

the novel square column is characterized in that a through groove (101) is formed in the rectangular plate (1), a T-shaped plate (2) is arranged on one side of the upper end face of the rectangular plate (1), a cylinder (201) is rotatably connected to one side of the T-shaped plate (2) facing the through groove (101), clamping equipment (3) facing the through groove (101) is arranged on the cylinder (201), a square column (202) fixedly connected with the cylinder (201) is arranged on one side of the T-shaped plate (2) facing the cylinder (201), and fixing equipment (4) is slidably arranged on the square column (202).

2. The chip mounting structure for chip burn-in detection according to claim 1, wherein: the fixing device (4) comprises a square block (401), a groove (402) for sliding of the square column (202) is formed in the square block (401), two magnetic columns (403) are symmetrically arranged on one side, facing the T-shaped plate (2), of the square block (401), and holes for the magnetic columns (403) to be inserted and adsorbed are formed in the T-shaped plate (2).

3. The chip mounting structure for chip burn-in detection according to claim 1, wherein: the clamping device (3) comprises a vertical plate (301), a first transverse plate (302) is installed at the bottom end of one side of the vertical plate (301), and a second transverse plate (303) is installed on the side, provided with the first transverse plate (302), of the vertical plate (301) in a sliding mode.

4. The chip attach structure for chip burn-in detection according to claim 3, wherein: the top of riser (301) is constructed with otic placode (304), screwed connection has threaded rod (305) on otic placode (304), the bottom of threaded rod (305) with second diaphragm (303) swivelling joint, grip (306) are installed on the top of threaded rod (305).

5. The chip mounting structure for chip burn-in detection according to claim 1, wherein: the utility model discloses a rectangular plate, including rectangular plate (1), long board (5) are installed to opposite side slidable mounting of rectangular plate (1) up end, long board (5) are installed to one side of clamping device (3), clamping device (3) with long board (5) swivelling joint, L shaped plate (501) have all been constructed at the both ends of long board (5), two confession L shaped plate (501) embedding gliding transverse groove (102) have been seted up to the side symmetry of logical groove (101).