A packaged chip fixing device

Abstract

The utility model discloses a packaged chip fixing device, comprising a fixed slot block, a connecting seat is arranged at the bottom of the fixed slot block, a rotating hole is opened at the front of the fixed slot block, a flap for flipping the chip is hingedly connected to the top inner wall of the rotating hole, a toggle member is arranged inside the rotating hole and at the bottom of the flap, the toggle member comprises a column, the bottom of the column is fixedly connected to the bottom inner wall of the rotating hole, a limiting rod is arranged at the top of the column, and a toggle rod for pushing the flap is inserted and connected at the top of the limiting rod; the utility model opens a rotating hole at the front of the fixed slot block, and the user presses the toggle rod, the toggle rod uses the top of the column as a fulcrum, and the limiting rod limits the rotation of the toggle rod, thereby lifting the hinged flap, and the chip is tilted and lifted from the bottom of the fixed slot block. Compared with the horizontally placed chip, the tilted chip is convenient for the inspector to take out from the inner cavity at the top of the fixed slot block.

Description

Technical Field

[0001] The utility model relates to the technical field of semiconductor chip detection, in particular to a packaged chip fixing device. Background Art

[0002] Packaged chip fixtures are devices used to fix and hold packaged chips. They are usually designed to match the size and shape of specific packaged chips in order to fix the position of the chip. For QFN packaged chips, the fixing fixtures generally use square fixing blocks. The fixing blocks are generally placed on the top of a horizontal conveyor belt. A square speaker groove for chip placement is opened on the top of the fixing block. When random inspection of chips is performed, manually removing the chips placed horizontally at the bottom of the square speaker groove can easily scratch the edge of the chip. In order to solve the chip removal problem, a new type of packaged chip fixture is needed. Utility Model Content

[0003] The purpose of the utility model is to provide a packaged chip fixing device to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a packaged chip fixing device, comprising a fixed slot block, a connecting seat is arranged at the bottom of the fixed slot block, a rotating hole is opened on the front of the fixed slot block, a flap for flipping the chip is hinged on the top inner wall of the rotating hole, a toggle member is arranged inside the rotating hole and at the bottom of the flap, the toggle member comprises a column, the bottom of the column is fixedly connected to the bottom inner wall of the rotating hole, a limiting rod is arranged on the top of the column, and a toggle rod for pushing the flip plate is inserted and connected to the top of the limiting rod.

[0005] Preferably, a convex block is provided at the top of one side of the lever and located in the inner cavity of the rotating hole, and a rubber pad is fixedly connected to the top of the convex block and located at the top of the flap.

[0006] Preferably, a movable hole for the limiting rod to be inserted is provided at the top of the lever, and a pressing groove is provided at the other side of the top of the lever.

[0007] Preferably, a tension spring is fixedly connected to the bottom of one side of the lever, a connecting block is fixedly connected to the bottom of the tension spring, and the connecting block is arranged on the bottom inner wall of the rotating hole.

[0008] Preferably, a silicone pad is fixedly connected between the top of the fixed groove block and the top of the flap.

[0009] Preferably, a buffer strip is provided at the top of the fixed slot block and at the top of the hinge of the flap.

[0010] Preferably, fixing holes for fixing the connecting base are symmetrically provided on the top of the connecting base.

[0011] Technical effects and advantages of the utility model:

[0012] The utility model opens a rotating hole on the front side of the fixed slot block, and the user presses the lever, which uses the top of the column as a fulcrum, and the limit rod limits the rotation of the lever, so that the hinged flap is lifted up, and the chip is tilted and lifted up from the bottom of the fixed slot block. Compared with the chip placed horizontally, the tilted chip is easier for the inspector to take out from the inner cavity at the top of the fixed slot block. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 It is a partial cross-sectional view of the utility model as a whole.

[0015] Figure 3 It is a structural schematic diagram of the column and the limiting rod of the utility model.

[0016] In the figure: 1, fixed slot block; 101, rotating hole; 2, connecting seat; 201, fixed hole; 3, lever; 301, pressing slot; 302, movable hole; 4, flap; 5, buffer strip; 6, column; 7, limit rod; 8, tension spring; 801, connecting block; 9, protrusion; 901, rubber pad; 10, silicone pad. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] The utility model provides Figure 1-3 A package chip fixing device shown in the figure comprises a fixing slot block 1, a connecting seat 2 is arranged at the bottom of the fixing slot block 1, a rotating hole 101 is opened on the front of the fixing slot block 1, a flap 4 for flipping the chip is hingedly connected to the top inner wall of the rotating hole 101, and a toggle member is arranged inside the rotating hole 101 and at the bottom of the flap 4;

[0019] It should be noted that the fixed slot block 1 is made of polypropylene and is square in shape, the connecting seat 2 is made of stainless steel, and the top groove of the fixed slot block 1 is a gradually enlarged trumpet mouth, which is convenient for the placement and positioning of the assembly line chip;

[0020] The top of the connecting seat 2 is symmetrically provided with a fixing hole 201 for fixing the connecting seat 2. The fixing hole 201 is cylindrical, and the top of the rotating hole 101 is connected to the top groove of the fixing slot block 1.

[0021] The flap 4 is hinged, and the connecting seat 2 can be fixed to the fixed plate at the top of the horizontal conveyor belt by bolts, which is convenient for subsequent inspection operations. A buffer strip 5 is arranged at the top of the fixed slot block 1 and at the top of the hinge of the flap 4. The buffer strip 5 is long and fixed to the top of the fixed slot block 1 by glue. The buffer strip 5 is not fixed to the hinge. The buffer strip 5 is made of silicone to avoid damage to the chip during the rotation of the flap 4. The top of the fixed slot block 1 and the top of the flap 4 are fixedly connected with a silicone pad 10. The silicone pad 10 can protect the bottom of the chip and avoid friction damage between the chip and the groove at the top of the fixed slot block 1. The silicone pad 10 and the top of the buffer strip 5 are on the same horizontal line to avoid unstable chip placement.

[0022] Specifically, the toggle member includes a column 6, the bottom of the column 6 is fixedly connected to the bottom inner wall of the rotating hole 101, the top of the column 6 is provided with a limit rod 7, and the top of the limit rod 7 is interlaced with a toggle rod 3 for pushing the flap 4;

[0023] It should be noted that the column 6 and the limiting rod 7 are rectangular parallelepipeds, and the dimensions of the top cross section of the column 6 are all larger than the cross section of the limiting rod 7. The top of the lever 3 is provided with an active hole 302 for the limiting rod 7 to be inserted, and the active hole 302 is a square hole, and space is left on both sides of the active hole 302 for the lever 3 to rotate. The sides of the limiting rod 7 are in close contact with the front and back of the active hole 302, and the width of the lever 3 is smaller than the width of the column 6. The limiting rod 7 and the top of the rotating hole 101 are glued, and the position of the active hole 302 is located at the center of the lever 3.

[0024] Specifically, a convex block 9 is provided at the top of one side of the lever 3 and located in the inner cavity of the rotating hole 101, and a rubber pad 901 is fixedly connected to the top of the convex block 9 and located at the top of the flap 4;

[0025] It should be noted that the protrusion 9 is round and made of polypropylene. It is fixed to the lever 3 by melting. The rubber pad 901 is fixed to the protrusion 9 by gluing. A pressing groove 301 is provided on the other side of the top of the lever 3. The protrusion 9 corresponds to the bottom of the flap 4 away from the hinge. The rubber pad 901 buffers the impact of the protrusion 9 on the flap 4.

[0026] Specifically, a tension spring 8 is fixedly connected to the bottom of one side of the lever 3, and a connecting block 801 is fixedly connected to the bottom of the tension spring 8. The connecting block 801 is arranged on the bottom inner wall of the rotating hole 101;

[0027] It should be noted that the tension spring 8 is connected to the lever 3 by hot-melt connection, the connecting block 801 is fixed to the inner wall of the rotating hole 101 by glue, the tension spring 8 is at the initial length, the lever 3 is in a vertical relationship with the column 6, the rubber pad 901 plays a preliminary supporting role for the flap 4 to prevent the flap 4 from entering the inner cavity of the rotating hole 101, and the tension spring 8 is stretched during the process of the lever 3 pressing the flap 4 to lift it, and when the pressing groove 301 is released, the tension spring 8 pulls the lever 3 back to its original position;

[0028] In actual use, by opening a rotating hole 101 on the front side of the fixed slot block 1, the user presses the lever 3, and the lever 3 uses the top of the column 6 as a fulcrum. The limit rod 7 limits the rotation of the lever 3, and the protrusion 9 and the rubber pad 901 lift the flap 4. The flap 4 flips and lifts up, and the chip is tilted and lifted from the bottom of the fixed slot block 1. Compared with the horizontally placed chip, the tilted chip is easier for the inspector to take out from the inner cavity at the top of the fixed slot block 1.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A packaged chip fixing device, comprising a fixing slot block (1), wherein a connecting seat (2) is provided at the bottom of the fixing slot block (1), characterized in that: The front side of the fixed slot block (1) is provided with a rotating hole (101), the top inner wall of the rotating hole (101) is hinged with a flap (4) for flipping the chip, the interior of the rotating hole (101) and the bottom of the flap (4) are provided with a toggle member, the toggle member comprises a column (6), the bottom of the column (6) is fixedly connected to the bottom inner wall of the rotating hole (101), the top of the column (6) is provided with a limiting rod (7), the top of the limiting rod (7) is interlaced with a toggle rod (3) for pushing the flap (4).

2. A package chip fixing device according to claim 1, characterized in that: A convex block (9) is provided at the top of one side of the lever (3) and located in the inner cavity of the rotating hole (101), and a rubber pad (901) is fixedly connected to the top of the convex block (9) and located at the top of the flap (4).

3. The package chip fixing device according to claim 2, characterized in that: The top of the lever (3) is provided with a movable hole (302) for the limiting rod (7) to be inserted, and the other side of the top of the lever (3) is provided with a pressing groove (301).

4. The package chip fixing device according to claim 3, characterized in that: A tension spring (8) is fixedly connected to the bottom of one side of the shifting rod (3), and a connecting block (801) is fixedly connected to the bottom of the tension spring (8), and the connecting block (801) is arranged on the bottom inner wall of the rotating hole (101).

5. The package chip fixing device according to claim 2, characterized in that: A silicone pad (10) is fixedly connected between the top of the fixed slot block (1) and the top of the flap (4).

6. The package chip fixing device according to claim 5, characterized in that: A buffer strip (5) is arranged at the top of the fixed slot block (1) and at the top of the hinge of the flap (4).

7. The package chip fixing device according to claim 6, characterized in that: The top of the connection seat (2) is symmetrically provided with fixing holes (201) for fixing the connection seat (2).

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