CN221651469U

CN221651469U - Chip assembly structure

Info

Publication number: CN221651469U
Application number: CN202323241991.6U
Authority: CN
Inventors: 周虎; 许莉萍; 宋颜朝
Original assignee: Mi Zhi Technology Beijing Co ltd
Current assignee: Mi Zhi Technology Beijing Co ltd
Priority date: 2023-11-29
Filing date: 2023-11-29
Publication date: 2024-09-03
Anticipated expiration: 2033-11-29

Abstract

The utility model belongs to the field of chip processing, and particularly relates to a chip assembly structure which comprises a supporting mechanism and a supporting table mechanism; the supporting mechanism comprises a supporting plate, a guide rail is arranged at the corner of the supporting plate, and a supporting plate is connected to the outside of the guide rail; the supporting table mechanism comprises a lifter arranged below the supporting plate; when the chips are assembled and stacked, the basic chips are placed in the interval surrounded by the positioning angle plate and the positioning transverse plate, the chips to be stacked are placed at the appointed fixed positions above the basic chips, the limiting mechanism works to drive the limiting plate to move to the periphery of the chips to be stacked, and the limiting clamping of the chips to be stacked is carried out at different points, so that the limiting requirements of the chips to be stacked at different fixed positions can be met; after the single-layer stacking is completed, the supporting table can be driven to descend by the lifter, the upper parts of the combined chips are adjusted to the parallel positions of the upper parts and the bottom of the limiting plates again, and the subsequent fixing is performed through the adjustment of the limiting mechanism.

Description

Chip assembly structure

Technical Field

The utility model relates to the field of chip processing, in particular to a chip assembly structure.

Background

A chip is an integrated circuit composed of a large number of transistors, and circuits can be fabricated on the surface of a semiconductor chip to perform operations and processes, and further meet the demands for high integration, small size, and excellent performance of the chip stack structure by stacking chips on top of each other and interconnecting or wiring them through a stack bonding process.

When the chips are stacked and assembled, the fixed positions between the chips to be stacked and the basic chips are established along with the positions of the pin circuits, the fixed positions lack of limiting structures, the chips to be stacked are shifted during assembly, the connection errors are caused, waste chips are produced, the yield of the chips is affected, and the production cost is too high.

Disclosure of utility model

Object of the utility model

In order to solve the technical problems in the background art, the utility model provides a chip assembly structure, which has the characteristics of stacking limit and convenient improvement of yield of produced chips.

(II) technical scheme

In order to solve the technical problems, the utility model provides a chip assembly structure, which comprises a supporting mechanism and a supporting platform mechanism;

The supporting mechanism comprises a supporting plate, a guide rail is arranged at the corner of the supporting plate, and a supporting plate is connected to the outside of the guide rail;

The supporting table mechanism comprises a lifter arranged below the support plate, a movable ejector rod is arranged at the output end of the lifter, the top of the ejector rod is connected with a supporting table provided with a through groove, and a guide seat attached to the inner wall of the guide rail is arranged at the edge of the supporting table;

The limiting mechanism comprises a plurality of air cylinders arranged on the supporting plate, movable piston rods are arranged at the output ends of the air cylinders, and limiting plates penetrating into the guide seats are connected to the other ends of the piston rods.

Preferably, the positioning angle plates and the positioning transverse plates are inserted on the supporting table, and a plurality of base chips are placed in the sections surrounded by the positioning angle plates and the positioning transverse plates.

Preferably, a gap is reserved between the lifter and the supporting plate, and the guide seat slides up and down along the inner wall of the guide rail.

Preferably, the piston rod penetrates through a through groove formed in the guide seat, and the piston rod linearly displaces along the through groove.

Preferably, the limiting plate is arranged on the upper portion of the positioning angular plate and the upper portion of the positioning transverse plate, the lower portion of the limiting plate is attached to the upper surfaces of the positioning angular plate and the positioning transverse plate, and a plurality of chips to be assembled are clamped between the limiting plates.

Preferably, the clamping surface of the limiting plate is a flexible member, and grooves are formed in the surface at intervals.

The technical scheme of the utility model has the following beneficial technical effects:

1. When the chips are assembled and stacked, the basic chips are placed in the interval surrounded by the positioning angle plate and the positioning transverse plate, the chips to be stacked are placed at the appointed fixed positions above the basic chips, the limiting mechanism works to drive the limiting plate to move to the periphery of the chips to be stacked, and the limiting clamping of the chips to be stacked is carried out at different points, so that the limiting requirements of the chips to be stacked at different fixed positions can be met;

2. After the single-layer stacking is completed, the supporting table can be driven to descend by the lifter, the upper parts of the combined chips are adjusted to the parallel positions of the upper parts and the bottom of the limiting plates again, and the subsequent fixing is performed through the adjustment of the limiting mechanism.

Drawings

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

FIG. 2 is a schematic view of a gantry mechanism according to the present utility model;

FIG. 3 is a schematic diagram of an embodiment of the present utility model;

Fig. 4 is a schematic plan view of an embodiment of the present utility model.

Reference numerals:

11. a support plate; 12. a guide rail; 13. a supporting plate; 21. a lifter; 22. a push rod; 23. a support; 24. a guide seat; 3. positioning the angle plate; 4. positioning a transverse plate; 51. a cylinder; 52. a piston rod; 53. and a limiting plate.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

As shown in fig. 1-4, the chip assembly structure provided by the utility model comprises a supporting mechanism and a supporting platform mechanism;

The supporting mechanism comprises a supporting plate 11, a guide rail 12 is arranged at the corner of the supporting plate 11, and a supporting plate 13 is connected to the outside of the guide rail 12;

the supporting table mechanism comprises a lifter 21 arranged below the support plate 11, a movable ejector rod 22 is arranged at the output end of the lifter 21, a supporting table 23 provided with a through groove is connected to the top of the ejector rod 22, and a guide seat 24 attached to the inner wall of the guide rail 12 is arranged at the edge of the supporting table 23;

the limiting mechanism comprises a plurality of air cylinders 51 arranged on the supporting plate 13, movable piston rods 52 are arranged at the output ends of the air cylinders 51, and limiting plates 53 penetrating into the guide seats 24 are connected to the other ends of the piston rods 52.

It should be noted that: a gap is reserved between the lifter 21 and the supporting plate 13, the guide seat 24 slides up and down along the inner wall of the guide rail 12, the guide seat is controlled by the driving of the lifter 21, the supporting plate 23 connected with the ejector rod 22 is pressed down to drive the guide seat 24 to descend, and the single movable distance of the guide seat is the same as the thickness of the stacked chips.

In this embodiment, when the chips are assembled and stacked, the base chips are firstly placed in the area surrounded by the positioning angle plate 3 and the positioning transverse plate 4, the chips to be stacked are placed at the designated fixed positions above the base chips, the air cylinder 51 works through the limiting mechanism, the piston rod 52 at the output end is driven to push and stretch by the air cylinder 51, the limiting plate 53 is driven to move to the periphery of the chips to be stacked, the limiting clamping of the chips to be stacked is performed at different points, and then the chips to be stacked and the base chips are pressed and combined through an external pressing device;

After the single-layer stacking is completed, the supporting table 23 can be driven to descend by the lifter 21, the upper parts of the combined chips are adjusted to the position parallel to the bottom of the limiting plate 53 again, and the multi-layer stacking combination of other chips to be stacked is performed.

The supplementary ones are: the positioning angle plates 3 and the positioning transverse plates 4 are inserted on the supporting table 23, and basic chips are placed in the intervals surrounded by the positioning angle plates 3 and the positioning transverse plates 4; a plurality of plugging points (not shown in the figure) matched with the positioning angle plate 3 and the positioning transverse plate 4 are arranged on the supporting table 23 so as to adapt to the positioning requirements of base chips with different specifications.

As shown in fig. 3-4, a piston rod 52 penetrates through a through groove formed in the guide seat 24, the piston rod 52 linearly displaces along the through groove, and when the guide seat 24 descends, the piston rod 52 still displaces along an upper opening of the through groove.

The limiting plates 53 are arranged on the upper portions of the positioning angular plates 3 and the positioning transverse plates 4, the lower portions of the limiting plates 53 are attached to the upper surfaces of the positioning angular plates 3 and the positioning transverse plates 4, and chips to be assembled are clamped between the limiting plates 53.

In another embodiment, the chips to be stacked are fixed at different positions on the upper part of the base chip due to the difference in specifications, so that a plurality of movable limiting plates 53 are arranged, and the two sides of the chips to be stacked are limited by combining at least two groups of limiting plates 53 into a non-intersecting L-shaped structure;

Or three-side limiting of the chips to be stacked is performed by combining at least three groups of limiting plates 53 into a non-intersecting U-shaped structure.

In order to reduce the damage of the limiting plate 53 to the chip, further, the clamping surface of the limiting plate 53 is a flexible member, and the surface is provided with grooves at intervals, so that the purpose of the grooves is to increase friction.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. The chip assembly structure is characterized by comprising a supporting mechanism and a supporting table mechanism;

the supporting mechanism comprises a supporting plate (11), a guide rail (12) is arranged at the corner of the supporting plate (11), and a supporting plate (13) is connected to the outside of the guide rail (12);

The supporting table mechanism comprises a lifter (21) arranged below the support plate (11), a movable ejector rod (22) is arranged at the output end of the lifter (21), a supporting table (23) with a through groove is connected to the top of the ejector rod (22), and a guide seat (24) attached to the inner wall of the guide rail (12) is arranged at the edge of the supporting table (23);

The limiting mechanism comprises a plurality of air cylinders (51) arranged on the supporting plate (13), a movable piston rod (52) is arranged at the output end of each air cylinder (51), and a limiting plate (53) penetrating into the guide seat (24) is connected to the other end of each piston rod (52);

the positioning corner plates (3) and the positioning transverse plates (4) are inserted on the supporting table (23), and a plurality of base chips are placed in the sections surrounded by the positioning corner plates (3) and the positioning transverse plates (4).

2. The chip assembly structure according to claim 1, wherein a gap is left between the lifter (21) and the pallet (13), and the guide holder (24) slides up and down along the inner wall of the guide rail (12).

3. The chip assembly structure according to claim 1, wherein the piston rod (52) is inserted into a through groove formed in the guide seat (24), and the piston rod (52) is linearly displaced along the through groove.

4. The chip assembly structure according to claim 1, wherein the limiting plates (53) are disposed on the upper portions of the positioning corner plates (3) and the positioning cross plates (4), the lower portions of the limiting plates (53) are attached to the upper surfaces of the positioning corner plates (3) and the positioning cross plates (4), and a plurality of chips to be assembled are clamped between the limiting plates (53).

5. The chip assembly structure according to claim 1, wherein the clamping surface of the limiting plate (53) is a flexible member, and grooves are formed in the surface at intervals.