CN215905401U

CN215905401U - Device for clamping and moving silicon wafer

Info

Publication number: CN215905401U
Application number: CN202122066476.3U
Authority: CN
Inventors: 张小东; 张迪; 宫龙飞
Original assignee: Changzhou Shichuang Energy Co Ltd
Current assignee: Changzhou Shichuang Energy Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-25
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a device for clamping and moving a silicon wafer, which comprises: the clamping device comprises a supporting rod, a first clamping piece and a second clamping piece, wherein the first clamping piece comprises a first clamping piece body and a plurality of static clamping arms connected to the bottom end of the first clamping piece body, and the second clamping piece comprises a second clamping piece body and a plurality of movable clamping arms connected to the bottom end of the second clamping piece body; the first clamping piece is arranged at the bottom of the supporting rod, a clamping groove is formed in the first clamping piece body, the second clamping piece body is detachably inserted into the clamping groove, and the second clamping piece body is connected with the supporting rod through an elastic component. The device can clamp and move 20-50 silicon wafers at a time, so that the operation efficiency is greatly improved; the conditions of pollution and damage to the surface of the silicon wafer when an operator operates the silicon wafer manually or by tweezers are avoided; simple structure, the practicality is strong.

Description

Device for clamping and moving silicon wafer

Technical Field

The utility model relates to the technical field of solar cells, in particular to a device for clamping and moving a silicon wafer.

Background

In the production operation process of solar cells, the operation condition of rewinding or moving silicon wafers is often involved, that is, the silicon wafers or semi-finished cells are moved from one silicon wafer box to another different silicon wafer box, operators generally use plastic tweezers to carry out single wafer moving, only one wafer can be clamped each time, so that the operation efficiency is too low, and even the situation that the silicon wafers are polluted by the operators due to incorrect operation methods or the silicon wafers are broken due to too high clamping force can occur.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a device for clamping and moving a silicon wafer, which not only can improve the operation efficiency, but also can reduce the risk of pollution or breakage of the silicon wafer.

The utility model is realized by adopting the following technical scheme:

the utility model provides a device for clamping and moving a silicon wafer, which comprises:

the clamping device comprises a supporting rod, a first clamping piece and a second clamping piece, wherein the first clamping piece comprises a first clamping piece body and a plurality of static clamping arms connected to the bottom end of the first clamping piece body, and the second clamping piece comprises a second clamping piece body and a plurality of movable clamping arms connected to the bottom end of the second clamping piece body; the first clamping piece is arranged at the bottom of the supporting rod, a clamping groove is formed in the first clamping piece body, the second clamping piece body is detachably inserted into the clamping groove, and the second clamping piece body is connected with the supporting rod through an elastic component.

Preferably, the draw-in groove is located the opening part of first clamping piece body and is provided with a plurality of first rodents, the one end of second clamping piece body also is provided with a plurality of second rodents, first rodent with but one-to-one and intermeshing about the second rodent.

Preferably, the number of the static clamping arms and the number of the movable clamping arms are consistent and are matched with each other to clamp the silicon wafer.

Preferably, the support rods include a first support rod, a second support rod and a third support rod, one end of the second support rod is fixedly arranged at the middle position of the bottom of the first support rod, the other end of the second support rod is fixedly connected with the first clamping piece, a strip-shaped through hole is formed in the second support rod, and the third support rod penetrates through the strip-shaped through hole through a bolt to be fixed on the second support rod.

Preferably, the third support bar is provided with a lifting part at both ends.

Preferably, one end of the elastic component is connected with the third supporting part, and the other end of the elastic component penetrates through the circular through hole at the top of the first clamping piece body to be connected with the second clamping piece body.

Preferably, the surfaces of the static clamping arm and the movable clamping arm, which are contacted with the silicon wafer, are provided with glue film layers.

Preferably, the film layer is silica gel.

Preferably, the elastic member is a spring.

The working principle of the utility model is as follows: the utility model provides a manual silicon wafer clamping and moving device, wherein a first clamping piece comprises a first clamping piece body and a plurality of static clamping arms connected to the bottom end of the first clamping piece body, a second clamping piece comprises a second clamping piece body and a plurality of movable clamping arms connected to the bottom end of the second clamping piece body, the second clamping piece body is detachably inserted into the first clamping piece body so as to form a pair of dynamic and static combined clamping modules, a plurality of mutually meshed first and second meshing teeth are correspondingly distributed at one ends of the first clamping piece body and the second clamping piece body, when an operator manually applies upward tension to a lifting part, an elastic part on a supporting rod can drive the second clamping piece body and the movable clamping arms connected to the second clamping piece body to move to the static clamping arms, and meanwhile, the first and second meshing teeth can fully exert the elasticity and tension of the second clamping piece body, therefore, the movable clamping arm and the static clamping arm are matched with each other to clamp the silicon wafer and move the silicon wafer from one silicon wafer box to another different silicon wafer box.

The silicon wafer clamping device has the advantages that clamping and moving of 20-50 silicon wafers can be completed each time, and the operation efficiency is greatly improved; the conditions of pollution and damage to the surface of the silicon wafer when an operator operates the silicon wafer manually or by tweezers are avoided; simple structure, the practicality is strong.

Drawings

FIG. 1 is a schematic front view of the apparatus of the present invention;

FIG. 2 is a schematic top view of the first clip of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the first jaw of FIG. 2 taken along line A-A;

FIG. 4 is a schematic cross-sectional view of the first jaw of FIG. 2 taken along the line B-B;

FIG. 5 is a schematic top view of the second clip of FIG. 1;

FIG. 6 is a schematic cross-sectional view of the second jaw of FIG. 5 in the direction of C-C;

FIG. 7 is a schematic cross-sectional view of the second jaw of FIG. 5 in a direction D-D;

FIG. 8 is a schematic view of a partial cross-sectional structure of the apparatus of the present invention when it is used to hold a silicon wafer.

Detailed Description

The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.

Referring to fig. 1 to 7, an embodiment of the present invention provides an apparatus 1 for clamping and moving a silicon wafer, wherein fig. 1 exemplarily shows a silicon wafer 3 placed in a silicon wafer cassette 2, and the apparatus 1 includes:

the bracing piece 10, first clamping piece 20 and second clamping piece 30, first clamping piece 20 includes first clamping piece body 201 and connects a plurality of quiet arm lock 203 in first clamping piece body 201 bottom, second clamping piece 30 includes second clamping piece body 301 and connects a plurality of arm lock 303 that move in second clamping piece body 301 bottom, first clamping piece 20 sets up the bottom at bracing piece 10, the inside of first clamping piece body 201 is equipped with one and is the draw-in groove 204 of T word shape, draw-in groove 204 does not run through the inside of first clamping piece body 201, also be exactly that the one end of draw-in groove 204 is open form, the other end is closed form, and the upper portion width of draw-in groove 204 is greater than its lower part department width, be convenient for like this in second clamping piece 30 can detachably insert in the draw-in groove 204.

It can be understood that when the second clip 30 is inserted into the slot 204, the width of the second clip body 301 and the upper width of the slot 204 are matched to each other, so as to ensure that the second clip 30 is fixed inside the slot 204.

Referring to fig. 1, the support rod 10 includes a first support rod 101, a second support rod 102 and a third support rod 103, one end of the second support rod 102 is fixedly disposed at a bottom middle position of the first support rod 101, in a preferred embodiment of the present invention, the number of the second support rods 102 is two, the other end of the second support rod 102 is fixedly connected to the first clamping piece 20, the second support rod 102 is provided with a strip-shaped through hole 60, the third support rod 103 is fixed to the second support rod 102 by a bolt 50 passing through the strip-shaped through hole 60, the third support rod 103 is provided with a lifting portion 70, and in the preferred embodiment of the present invention, the lifting portion 70 is a circular lifting bracelet.

Correspondingly, fig. 2 shows that the first clip 20 is provided with a circular through hole 205, one end of the elastic member 40 passes through the circular through hole 205 to be connected with the second clip body 301 inserted into the slot 204 inside the first clip body 201, the other end of the elastic member 40 is connected with the support rod 10, and the second clip body 301 is in a cantilever state, in the preferred embodiment of the present invention, the elastic member 40 refers to a spring. Specifically, as shown in fig. 1 and 2, one end of the elastic member 40 is connected to the second clip body 301 inserted into the locking groove 204 inside the first clip body 201 through the circular through hole 205, and the other end is connected to the third support bar 103 among the support bars 10.

Referring to fig. 3 to 7, a clamping groove 204 is formed in the first clip body 201, a plurality of first engaging teeth 202 are formed at an opening of the first clip body 201 of the clamping groove 204, and a plurality of static clamping arms 203 are connected to the bottom end of the first clip body 201; one end of the second clip body 301 is also provided with a plurality of second engaging teeth 302, and the bottom end of the second clip body 301 is connected with a plurality of movable clamping arms 303; the first and second

engaging teeth

202 and 302 are in one-to-one correspondence and can be engaged with each other, and the number of the static clamping arms 203 and the number of the movable clamping arms 303 are consistent and are matched with each other to clamp the silicon wafer.

It will be appreciated that the width between the stationary gripper arms 203 and the movable gripper arms 303 matches the slot spacing within the cassette 2, i.e., when the apparatus 1 is ready for operation, an operator manually picks up the apparatus 1 to conveniently insert the stationary gripper arms 203 and the movable gripper arms 303 into the slots of the cassette 2 simultaneously (as schematically shown by the arrows in fig. 1), with the wafers 3 between the stationary gripper arms 203 and the movable gripper arms 303.

Afterwards, when an operator manually applies an upward pulling force to the lifting portion 70, the elastic component 40 stretches to drive the second clip body 301 of the second clip 30 to move upward, at this time, the first engaging tooth 202 and the second engaging tooth 302 are engaged with each other, the movable clamping arm 303 connected to the bottom end of the second clip body 301 starts to approach the static clamping arm 203 under the action of an elastic force, as shown by a dotted line in fig. 8, the second clip body 301 drives the movable clamping arm 303 to approach the static clamping arm 203 and clamp the silicon wafer 3, when it is observed that the silicon wafer 3 is clamped, the whole device 1 together with the silicon wafer 3 can be moved out from the silicon wafer box 2, and the silicon wafer can be transferred to another silicon wafer box, a flower basket or other tool clamps capable of bearing the silicon wafer according to actual needs. The device can also realize the batch transfer of the silicon wafers on the diffusion quartz boat to the silicon wafer box. In the preferred embodiment of the present invention, the material of the first clamping piece 20 is a hard resin material, and the material of the second clamping piece 30 has good elasticity and tension.

The device can finish clamping and moving of 20-50 silicon wafers at a time, and greatly improves the operation efficiency. In addition, the surfaces of the static clamping arms 203 and the movable clamping arms 303, which are in contact with the silicon wafer 3, are provided with glue films, and in the preferred embodiment of the utility model, the glue films are made of silica gel, so that the conditions of pollution and damage to the surface of the silicon wafer when an operator operates the silicon wafer manually or by tweezers are avoided, and the silicon wafer clamping device is simple in structure and strong in practicability.

Claims

1. An apparatus for clamping and moving a silicon wafer, the apparatus comprising: the clamping device comprises a supporting rod, a first clamping piece and a second clamping piece, wherein the first clamping piece comprises a first clamping piece body and a plurality of static clamping arms connected to the bottom end of the first clamping piece body, and the second clamping piece comprises a second clamping piece body and a plurality of movable clamping arms connected to the bottom end of the second clamping piece body; the first clamping piece is arranged at the bottom of the supporting rod, a clamping groove is formed in the first clamping piece body, the second clamping piece body is detachably inserted into the clamping groove, and the second clamping piece body is connected with the supporting rod through an elastic component.

2. The apparatus as claimed in claim 1, wherein a plurality of first engaging teeth are formed at the opening of the first clip body, and a plurality of second engaging teeth are formed at one end of the second clip body, and the first engaging teeth and the second engaging teeth are in one-to-one correspondence with each other and are engaged with each other.

3. The apparatus as claimed in claim 1, wherein the number of the static gripper arms and the number of the dynamic gripper arms are consistent and cooperate with each other to grip the silicon wafer.

4. The device for clamping and moving the silicon wafer as claimed in any one of claims 1 to 3, wherein the support rods comprise a first support rod, a second support rod and a third support rod, one end of the second support rod is fixedly arranged at the middle position of the bottom of the first support rod, the other end of the second support rod is fixedly connected with the first clamping piece, the second support rod is provided with a strip-shaped through hole, and the third support rod is fixed on the second support rod by a bolt passing through the strip-shaped through hole.

5. The apparatus as claimed in claim 4, wherein the third support bar has a pulling part at each end.

6. The apparatus as claimed in claim 5, wherein one end of the elastic member is connected to the third supporting portion, and the other end of the elastic member passes through the circular through hole at the top of the first clip body and is connected to the second clip body.

7. The apparatus as claimed in claim 5, wherein the static and dynamic arms are provided with a glue film layer on the surface contacting the silicon wafer.

8. The apparatus as claimed in claim 7, wherein the adhesive layer is silica gel.

9. The apparatus for clamping and moving a silicon wafer as claimed in claim 1, wherein: the elastic component is a spring.