COC eutectic shear force clamping tool

Abstract

The utility model provides a COC eutectic shear force clamping tool, and belongs to the technical field of chip packaging. The device comprises a bottom plate, a platform group, a movable block and a side positioning block. The COC chip is placed on the middle platform, the COC chip abuts against the front platform and the limiting protrusion, and the side positioning block is inserted into the middle platform and abuts against one side of the COC chip; and finally, the screwing bolt is rotated, and the movable block abuts against the last side of the COC chip under the action of the screwing bolt, so that the COC chip is clamped and fixed, and the technical problem that the COC chip is not easy to fix in the prior art is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of chip packaging, and in particular relates to a COC eutectic shear force clamping tool. Background Art

[0002] Integrated circuits are increasingly widely used in actual production, and chip reliability assessment has received high attention. The shear test can measure the resistance of materials under shear force and is one of the basic test methods for material mechanical properties testing.

[0003] Chip on Carrier (hereinafter referred to as COC) is a packaging technology that directly mounts the chip on a carrier. It can be mounted using glue or solder. This technical solution uses the eutectic process. Since the eutectic process is the first processing technology and has an important impact on product performance, it is necessary to accurately position the chip during packaging. Utility Model Content

[0004] The embodiment of the utility model provides a COC eutectic shear force clamping tool, which aims to solve the technical problem in the prior art that the position of the module cannot be accurately located when installing and placing the battery module.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide a COC eutectic shear force clamping tool, including a bottom plate, a platform group, a movable block and a side positioning block. A left column and a right column are fixedly arranged on the top of the bottom plate, and the left column and the right column are symmetrically spaced along the length direction of the bottom plate; the platform group, one end of which is connected to the top of the left column, and the other end of which is connected to the top of the right column, the platform group includes a front platform, a rear platform and a middle platform, and the middle platform is arranged between the front platform and the rear platform; a groove is provided on the middle platform, and a limiting protrusion is provided on the supporting surface of the middle platform, and the limiting protrusion is arranged on the side close to the front platform; the movable block is slidably embedded in the groove along the width direction of the middle platform, and the top of the movable block protrudes from the supporting surface; and a side positioning block, which is detachably connected to the middle platform, and one end of the side positioning block is spaced apart from the limiting protrusion;

[0006] The movable block, the front platform, the limiting protrusion and the side positioning block form a receiving space for receiving a COC chip.

[0007] In a possible implementation, it further includes a tightening bolt, wherein the tightening bolt is threadedly connected to the rear platform, and one end of the tightening bolt abuts against the movable block.

[0008] In a possible implementation, the side positioning block is connected to the middle platform via a detachable connection structure.

[0009] In a possible implementation, the detachable connection structure includes one of a mortise and tenon connection structure, a snap connection structure, or a pin connection structure.

[0010] In a possible implementation manner, the platform group is connected to the left column and the right column respectively by bolts.

[0011] In a possible implementation, the groove is a trapezoidal structure, and a supporting platform is provided on the bottom of the groove.

[0012] In a possible implementation, the middle platform is provided with a bolt hole, and the side positioning block includes:

[0013] An abutting portion, one end of which abuts against the COC chip;

[0014] A fixing portion connected to the other end of the abutting portion, and having a through hole formed therein;

[0015] Wherein, the through hole and the bolt hole are connected by bolts.

[0016] In a possible implementation manner, the side positioning block is in the shape of a knife handle.

[0017] In a possible implementation, the left column, the right column, and the base plate are all connected by bolts.

[0018] In a possible implementation manner, a plurality of connection holes are formed on the bottom plate.

[0019] The beneficial effect of a COC eutectic shear force clamping tool provided by the utility model is that: compared with the prior art, the utility model includes a bottom plate, a platform group, a movable block and a side positioning block. The COC chip is placed on the middle platform, and the COC chip abuts against the front platform and the limiting protrusion respectively, and the side positioning block is plugged into the middle platform to abut against one side of the COC chip; finally, the bolt is rotated and tightened, and the movable block abuts against the last side of the COC chip under the action of the tightening bolt, thereby achieving the clamping and fixing of the COC chip, solving the technical problem that the COC chip is not easy to fix in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of a COC eutectic shear force clamping tool provided in an embodiment of the utility model Figure 1 ;

[0021] Figure 2 A schematic diagram of a COC eutectic shear force clamping tool provided in an embodiment of the utility model Figure 2 ;

[0022] Figure 3 It is the structural diagram of the side positioning block;

[0023] Description of reference numerals:

[0024] 1. Bottom plate; 11. Left column; 12. Right column; 21. Front platform; 22. Middle platform; 23. Rear platform; 221. Groove; 222. Limiting protrusion; 223. Supporting platform; 3. Movable block; 4. Positioning block; 41. Abutment portion; 42. Fixed portion. DETAILED DESCRIPTION

[0025] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0026] It should be further explained that the drawings and implementation modes of the present invention mainly describe the concept of the present invention. On the basis of this concept, some specific forms and settings of connection relationships, positional relationships, power mechanisms, power supply systems, hydraulic systems and control systems may not be fully described. However, on the premise that those skilled in the art understand the concept of the present invention, those skilled in the art can implement the above-mentioned specific forms and settings in a well-known manner.

[0027] When an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or indirectly connected to the other element.

[0028] The directions or positional relationships indicated by terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0029] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, "multiple" means two or more, and "several" means one or more, unless otherwise clearly and specifically defined.

[0030] The utility model now provides a COC eutectic shear force clamping tool.

[0031] Please also read Figure 1 to Figure 2 A COC eutectic shear force clamping tool comprises a bottom plate 1, a platform group, a movable block 3 and a side positioning block 4. A left column 11 and a right column 12 are fixedly arranged on the top of the bottom plate 1, and the left column 11 and the right column 12 are symmetrically spaced along the length direction of the bottom plate 1; the platform group, one end of which is connected to the top of the left column 11, and the other end is connected to the top of the right column 12, the platform group comprises a front platform 21, a rear platform 23 and a middle platform 22, and the middle platform 22 is arranged between the front platform 21 and the rear platform 23; a groove 221 is provided on the middle platform 22, and a limiting protrusion 222 is provided on the supporting surface of the middle platform 22, and the limiting protrusion 222 is arranged on the side close to the front platform 21; the movable block 3 is slidably embedded in the groove 221 along the width direction of the middle platform 22, and the top of the movable block 3 protrudes from the supporting surface; and the side positioning block 4 is detachably connected to the middle platform 22, and one end of the side positioning block 4 is spaced from the limiting protrusion 222;

[0032] The movable block 3, the front platform 21, the limiting protrusion 222 and the side positioning block 4 form a receiving space for receiving the COC chip.

[0033] A COC eutectic shear force clamping tool also includes a tightening bolt, which is threadedly connected to the rear platform 23, and one end of the tightening bolt abuts against the movable block 3.

[0034] The utility model provides a COC eutectic shear force clamping tool. Compared with the prior art, the utility model includes a bottom plate 1, a platform group, a movable block 3 and a side positioning block 4. The COC chip is placed on the middle platform 22, and the COC chip abuts against the front platform 21 and the limiting protrusion 222 respectively, and the side positioning block 4 is plugged into the middle platform 22 to abut against one side of the COC chip; finally, the bolt is rotated and tightened, and the movable block 3 abuts against the last side of the COC chip under the action of the tightening bolt, thereby achieving the clamping and fixing of the COC chip, solving the technical problem that the COC chip is not easy to fix in the prior art.

[0035] In the above embodiment, the side positioning block 4 is connected to the middle platform 22 via a detachable connection structure, which facilitates the installation and disassembly of the side positioning block 4 and the middle platform 22.

[0036] The detachable connection structure includes a mortise and tenon connection structure, a snap connection structure or a pin connection structure.

[0037] Furthermore, the platform assembly is connected to the left column 11 and the right column 12 respectively by bolts.

[0038] Furthermore, the groove 221 is a trapezoidal structure, and a supporting platform 223 is provided at the bottom of the groove 221 to facilitate the movement of the movable block 3 in the groove 221, and there is a gap between the supporting platform 223 and both sides of the groove 221 to prevent the movable block 3 from being completely sealed and engaged with the groove 221 to affect the sliding of the movable block 3.

[0039] In some embodiments, see Figure 2 and Figure 3 The middle platform 22 is provided with a bolt hole, and the side positioning block 4 includes an abutting portion 41 and a fixing portion 42. One end of the abutting portion 41 abuts against the COC chip; the fixing portion 42 is connected to the other end of the abutting portion 41, and a through hole is opened on the fixing portion 42. The through hole and the bolt hole are connected by bolts.

[0040] The fixing portion 42 is connected to the bolt hole on the middle platform 22 by bolts, which facilitates the installation, fixing and disassembly of the side positioning block 4.

[0041] Furthermore, the side positioning block 4 is in the shape of a knife handle, which saves volume and is easy to identify.

[0042] Further, the left column 11, the right column 12 and the base plate 1 are connected by bolts. The bolt connection facilitates the disassembly and installation of the left column 11 and the right column 12.

[0043] Furthermore, a plurality of connection holes are provided on the base plate 1 to facilitate the installation and fixation of the base plate 1 with other devices so as to be suitable for other devices and work scenarios.

[0044] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A COC eutectic shear force clamping tool, characterized in that: include: A bottom plate (1) is provided with a left column (11) and a right column (12) on the top, wherein the left column (11) and the right column (12) are symmetrically spaced along the length direction of the bottom plate (1); A platform group, one end of which is connected to the top of the left column (11), and the other end of which is connected to the top of the right column (12), the platform group comprising a front platform (21), a rear platform (23) and a middle platform (22), the middle platform (22) being arranged between the front platform (21) and the rear platform (23); a groove (221) is provided on the middle platform (22), a limiting protrusion (222) is provided on the supporting surface of the middle platform (22), and the limiting protrusion (222) is arranged on a side close to the front platform (21); A movable block (3) is slidably embedded in the groove (221) along the width direction of the middle platform (22), and the top of the movable block (3) protrudes from the supporting surface; A side positioning block (4) is detachably connected to the middle platform (22), and one end of the side positioning block (4) is spaced apart from the limiting protrusion (222); and The movable block (3), the front platform (21), the limiting protrusion (222) and the side positioning block (4) form a receiving space for receiving a COC chip.

2. A COC eutectic shear force clamping tool as claimed in claim 1, characterized in that: It also includes a tightening bolt, which is threadedly connected to the rear platform (23), and one end of the tightening bolt abuts against the movable block (3).

3. A COC eutectic shear force clamping tool as claimed in claim 2, characterized in that: The side positioning block (4) is connected to the middle platform (22) via a detachable connection structure.

4. A COC eutectic shear force clamping tool as claimed in claim 3, characterized in that: The detachable connection structure includes one of a mortise and tenon connection structure, a snap connection structure or a pin connection structure.

5. A COC eutectic shear force clamping tool as claimed in claim 4, characterized in that: The platform group is connected to the left column (11) and the right column (12) respectively by bolts.

6. A COC eutectic shear force clamping tool as claimed in claim 5, characterized in that: The groove (221) is a trapezoidal structure, and a supporting platform (223) is provided on the bottom of the groove (221).

7. A COC eutectic shear force clamping tool as claimed in claim 6, characterized in that: The middle platform (22) is provided with bolt holes, and the side positioning block (4) comprises: An abutting portion (41), one end of which abuts against the COC chip; A fixing portion (42) connected to the other end of the abutting portion (41), and a through hole is provided on the fixing portion (42); Wherein, the through hole and the bolt hole are connected by bolts.

8. A COC eutectic shear force clamping tool as claimed in claim 7, characterized in that: The side positioning block (4) is in the shape of a knife handle.

9. A COC eutectic shear force clamping tool as claimed in claim 8, characterized in that: The left upright column (11), the right upright column (12) and the base plate (1) are all connected via bolts.

10. A COC eutectic shear force clamping tool as claimed in claim 9, characterized in that: The bottom plate (1) is provided with a plurality of connection holes.

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