Pin removal device for defective chip recovery

Abstract

The utility model discloses a pin removal device for recovering defective chips, which belongs to the technical field of chip recovery and comprises a base, limiting grooves are arranged on two sides of the inner wall of the base, a first pulling plate is slidably mounted in the two limiting grooves, and clamping blocks are fixedly mounted on two sides of the first pulling plate. According to the pin removal device for defective chip recovery, by arranging a first pull plate, a pull ring, a first non-slip mat, a cover plate, a handle, a second non-slip mat, a convex block, a limiting rod and a spring, when the pin removal device is used for removing a defective chip pin, the pull ring is pulled to drive the first pull plate to move forwards on the limiting rod, so that the pin of the defective chip can be removed through the convex block; after the defective chip pin is removed, the pull ring is loosened, the spring rebounds, and the first pull plate can be automatically reset, so that the defective chip pin is removed, the traditional operation mode that the chip pin needs to be clamped by tweezers or nipper pliers to be pulled outwards to be removed is abandoned, and the operation convenience and the working efficiency are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of chip recycling, in particular to a pin removing device for defective chip recycling. Background Art

[0002] Chip is an abbreviation of integrated circuit. It is the carrier of integrated circuit and is made up of wafers. Waste chips contain many toxic and harmful substances, such as lead, mercury, cadmium, arsenic, etc. Once these substances enter the soil or water source, they will cause direct harm to the ecological environment. By recycling waste chips, the risk of these harmful substances entering the soil and water sources can be reduced, and the ecological environment can be protected.

[0003] In the recycling of discarded chips, the pins must be removed first. The traditional pin removal method requires workers to fix the chip, then clamp the chip pins with tweezers or needle-nosed pliers, and pull them out to remove them. This method is not only cumbersome and complicated to operate, but also reduces work efficiency. Utility Model Content

[0004] In order to overcome the above-mentioned defects, the utility model provides a pin removal device for defective chip recovery, which solves the problem that the traditional pin removal method requires the staff to fix the chip, then clamp the chip pins with tweezers or needle-nosed pliers, and pull them out to remove them. This method is not only cumbersome and complicated to operate, but also reduces the work efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pin removal device for defective chip recycling, comprising a base, two sides of the inner wall of the base are provided with limit grooves, a pull plate 1 is slidably installed in the two limit grooves, two sides of the pull plate 1 are fixedly installed with clamping blocks, and one end of the pull plate 1 is fixedly installed with a pull ring;

[0006] An anti-slip pad 1 is provided at the top of the pull plate 1, a cover plate is rotatably connected to the side of the pull plate away from the pull ring, a handle is fixedly installed on one side of the cover plate, an anti-slip pad 2 is provided on the side of the cover plate away from the handle, and bumps are provided above both sides of the base, and the bumps are evenly distributed above both sides of the base.

[0007] As a further solution of the utility model: collecting grooves are fixedly installed on both sides of the base, and sliding grooves are opened at the bottom ends of the two collecting grooves.

[0008] As a further solution of the utility model: a pull plate 2 is slidably installed inside the collecting tank, and a limiting block is fixedly installed at one end of the bottom of the pull plate 2.

[0009] As a further solution of the utility model: a waist-shaped groove is arranged at one end of the base, and limiting holes are arranged at both ends of the waist-shaped groove, and the limiting holes are opened on the base.

[0010] As a further solution of the utility model: two limit rods are fixedly installed on the inner wall of the base, and the limit rods pass through the pull plate 1.

[0011] As a further solution of the utility model: a spring is connected to the outer shell of the limit rod, and the spring is located below the first pull plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The pin removal device for defective chip recovery is provided with a pull plate 1, a pull ring, an anti-skid pad 1, a cover plate, a handle, an anti-skid pad 2, a bump, a limit rod and a spring. When the device is used to remove the pins of the defective chip, the defective chip is placed on the anti-skid pad 1 above the pull plate 1 so that the pins of the defective chip are clamped in the bumps. The handle is pulled to cover the defective chip. The anti-skid pad 2 provided on the cover plate fixes the defective chip by squeezing. The pull plate 1 is driven to move forward on the limit rod by pulling the pull ring. As the pull plate 1 moves forward, the defective chip can move forward so that the pins of the defective chip can be removed through the bumps. After the pins of the defective chip are removed, the pull ring is released, the spring rebounds, and the pull plate 1 can be automatically reset. In this way, the pins of the defective chip are removed, and the traditional operation that requires tweezers or needle-nosed pliers to clamp the chip pins and pull them out to remove them is abandoned, thereby improving the convenience of operation and work efficiency.

[0014] 2. The pin removal device for recovering defective chips is provided with a collecting trough, a sliding trough, a pull plate 2 and a limit block. When the pins of the defective chip are removed, the pins fall into the collecting trough. A pull plate 2 is provided inside the collecting trough. Since a sliding trough is provided at the bottom end of the collecting trough and a limit block is provided on one side of the bottom end of the pull plate 2, the pins can be pulled out through the pull plate 2 after falling into the collecting trough, so as to facilitate the unified recovery of the pins removed from the defective chips. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a structural schematic diagram of a cross section of a pull plate of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the connection between the pull plate 1, the pull ring and the clamping block of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the collection trough, the slide trough and the pull plate connected in the utility model;

[0019] In the figure: 1. base; 2. limit groove; 3. limit rod; 4. pull plate 1; 5. clamping block; 6. spring; 7. pull ring; 8. anti-skid pad 1; 9. cover plate; 10. handle; 11. anti-skid pad 2; 12. bump; 13. collecting groove; 14. slide groove; 15. pull plate 2; 16. limit block; 17. limit hole; 18. waist-shaped groove. DETAILED DESCRIPTION

[0020] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0021] like Figure 1-4 As shown, the utility model provides a technical solution: a pin removal device for defective chip recovery, comprising a base 1, one end of the base 1 is provided with a waist-shaped groove 18, and both ends of the waist-shaped groove 18 are provided with limiting holes 17, and the limiting holes 17 are provided on the base 1. By providing the limiting holes 17, the base 1 can be fixed at a certain place by using the limiting holes 17, thereby improving the stability of the device, and by providing the waist-shaped groove 18, the device is easy to carry; limiting grooves 2 are provided on both sides of the inner wall of the base 1,

[0022] A pull plate 4 is slidably installed in the two limit grooves 2, and blocks 5 are fixedly installed on both sides of the pull plate 4. A pull ring 7 is fixedly installed at one end of the pull plate 4, and an anti-skid pad 8 is arranged on the top of the pull plate 4. Due to the provision of the anti-skid pad 8, the defective chip will not be offset during the pulling process, thereby improving the stability when removing the pin. A cover plate 9 is rotatably connected to the side of the pull plate 4 away from the pull ring 7, and a handle 10 is fixedly installed on one side of the cover plate 9. An anti-skid pad 11 is arranged on the side of the cover plate 9 away from the handle 10. Bumps 12 are arranged on the upper sides of the base 1, and the bumps 12 are evenly distributed above the upper sides of the base 1. Due to the provision of the bumps 12, and the bumps 12 are evenly distributed above the upper sides of the base 1, the bumps 12 can clamp the pins of defective chips of different sizes, thereby improving the practicality; the two sides of the base 1 A collecting groove 13 is fixedly installed on the side, and a sliding groove 14 is opened at the bottom end of the two collecting grooves 13. A pull plate 15 is slidably installed inside the collecting groove 13, and a limiting block 16 is fixedly installed at one end of the bottom of the pull plate 15. Through the cooperation between the collecting groove 13 and the pull plate 15, the pins fall into the collecting groove 13 after being removed, and the pull plate 15 moves forward to make the collected pins move forward, which is convenient for collecting the removed pins and improves the work efficiency. Two limiting rods 3 are fixedly installed on the inner wall of the base 1, and the limiting rod 3 passes through the pull plate 14. The limiting rod 3 is connected with a spring 6 outside, and the spring 6 is located below the pull plate 14. By setting the spring 6, the pull plate 14 is automatically reset by the rebound of the spring 6 after moving forward, which effectively improves the convenience of the defective chip pin removal device.

[0023] The working principle of the utility model is:

[0024] When the defective chip pin removal device is used, the defective chip is placed on the anti-skid pad 1 8, and the pins of the defective chip are clamped in a plurality of protrusions 12. The handle 10 is pulled to cover the cover plate 9 on the defective chip, and the defective chip is fixed by squeezing the anti-skid pad 1 8 and the anti-skid pad 2 11. The pull ring 7 is pulled, so that the pull plate 1 4 moves forward on the limit rod 3 following the pull ring 7, and drives the defective chip to move forward, so that the pins of the defective chip are removed through the protrusions 12. After the pins are removed, the pull ring 7 is released, and the spring 6 under the pull plate 1 4 rebounds, so that the pull plate 1 4 can be immediately reset;

[0025] When the pins are removed, the removed pins will fall into the collection tank 13. By pulling the pull plate 15, the pull plate 15 moves inside the collection tank 13, driving the pins that fall into the collection tank 13 to move forward, and the removed pins are collected.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0027] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A pin removal device for defective chip recovery, comprising a base (1), characterized in that: Limiting grooves (2) are provided on both sides of the inner wall of the base (1), a pull plate (4) is slidably installed in the two limiting grooves (2), clamping blocks (5) are fixedly installed on both sides of the pull plate (4), and a pull ring (7) is fixedly installed on one end of the pull plate (4); The top of the pull plate 1 (4) is provided with an anti-skid pad 1 (8); the side of the pull plate 1 (4) away from the pull ring (7) is rotatably connected to a cover plate (9); a handle (10) is fixedly mounted on one side of the cover plate (9); the side of the cover plate (9) away from the handle (10) is provided with an anti-skid pad 2 (11); and bumps (12) are provided above both sides of the base (1); the bumps (12) are evenly distributed above both sides of the base (1).

2. The pin removal device for defective chip recycling according to claim 1, characterized in that: Collection grooves (13) are fixedly mounted on both sides of the base (1), and sliding grooves (14) are provided at the bottom ends of the two collection grooves (13).

3. The pin removal device for defective chip recycling according to claim 2, characterized in that: A second pull plate (15) is slidably mounted inside the collecting tank (13), and a limiting block (16) is fixedly mounted on one end of the bottom of the second pull plate (15).

4. The pin removal device for defective chip recycling according to claim 1, characterized in that: A waist-shaped groove (18) is provided at one end of the base (1), and limiting holes (17) are provided at both ends of the waist-shaped groove (18), and the limiting holes (17) are opened on the base (1).

5. The pin removal device for defective chip recycling according to claim 1, characterized in that: Two limiting rods (3) are fixedly mounted on the inner wall of the base (1), and the limiting rods (3) penetrate through the pull plate 1 (4).

6. The pin removal device for defective chip recycling according to claim 5, characterized in that: The limiting rod (3) is outer-connected with a spring (6), and the spring (6) is located below the pull plate 1 (4).

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