CN210499552U

CN210499552U - Tumbling mill for monocrystalline silicon production

Info

Publication number: CN210499552U
Application number: CN201921585089.7U
Authority: CN
Inventors: 蔡建名
Original assignee: Yangzhou Fangtong Electronic Material Technology Co Ltd
Current assignee: Yangzhou Fangtong Electronic Material Technology Co Ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-05-12
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses a tumbling mill is used in monocrystalline silicon production, the on-line screen storage device comprises a base, supporting leg and propelling movement seat, the fixed motor that is equipped with of department in the middle of the one end that is close to the base side above the propelling movement seat, the fixed backup pad one that is equipped with of department in the middle of the one end of keeping away from the base side, connect on the output of motor one and be equipped with screw rod one, the other end and a backup pad one of screw rod one rotate to be connected, threaded connection is equipped with gliding clamping device on the propelling movement seat on screw rod one, be close to the fixed motor cabinet that is equipped with of other end department above the base, be equipped with motor three through the bolt fastening above the motor cabinet, output one side of motor three just is located motor cabinet and fixes and is equipped with backup pad two, the connection is equipped with the minor axis that passes backup. The utility model has the advantages that: has the advantages of time and labor saving, automatic pushing, smooth polished surface and the like.

Description

Tumbling mill for monocrystalline silicon production

Technical Field

The utility model relates to a monocrystalline silicon production technical field specifically indicates a tumbling mill is used in monocrystalline silicon production.

Background

The monocrystalline silicon, also called silicon single crystal, is a relatively active non-metallic element, has a basically complete lattice structure, is an important component of a crystal material, and is always in the front of new energy development. Monocrystalline silicon is a good semiconductor material and is mainly used for semiconductor materials and solar photovoltaic industry. The monocrystalline silicon has different properties in different directions, and the purity requirement reaches 99.9999 percent, even more than 99.9999999 percent. For the manufacture of semiconductor devices, solar cells, and the like. The polycrystalline silicon is pulled in a single crystal furnace. Single crystal silicon is typically formed as a single crystal silicon wafer or rod. The monocrystalline silicon piece is cut on the monocrystalline silicon rod which is ground and chamfered by a rolling mill, and the monocrystalline silicon rod is shaped or pulled in a hearth by a zone melting or czochralski process. After the silicon single crystal rod is produced, the silicon single crystal rod needs to be cut to a certain degree so as to be convenient for better transportation and storage, and the cut section needs to be polished to a certain degree so as to be better used.

One of the existing polishing modes for monocrystalline silicon production is to polish by using a polishing belt, and the polishing mode is too strenuous for polishing the section; the other type is that the existing tumbling mill basically grinds the cross section by rolling a cylinder, and the mode is that pushing material during grinding needs to be manually carried out, so that time and labor are wasted, and the strength is not well mastered, and on the other hand, the tumbling-box grinding is carried out, so that the ground surface is not too flat.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve foretell various problems, provide a simple structure, simple operation, labour saving and time saving, automatic propelling movement, polish comparatively level and smooth roller mill for monocrystalline silicon production of face.

In order to solve the technical problem, the utility model provides a technical scheme does: a tumbling mill for monocrystalline silicon production comprises a base, wherein a supporting leg is arranged on the base close to one end, a pushing seat is fixedly arranged at the other end of the supporting leg, a first motor is fixedly arranged in the middle of one end of the pushing seat close to the side face of the base, a first supporting plate is fixedly arranged in the middle of one end of the base far away from the side face of the base, a first screw rod is connected to the output end of the first motor, the other end of the first screw rod is rotatably connected with the first supporting plate, a clamping device which slides on the pushing seat is in threaded connection with the first screw rod, the clamping device comprises a sliding seat which is in threaded connection with the first screw rod, a second motor is fixedly arranged on the sliding seat and positioned in the front end and the rear end of the sliding seat, a second screw rod is connected to the output end of the second motor, a pressing plate is arranged between the second screw rods in threaded connection, and a plurality of first, the clamp plate below be equipped with a plurality of and arc breach two corresponding of arc breach, the base above be close to the fixed motor cabinet that is equipped with of other end department, the motor cabinet above be equipped with motor three through the bolt fastening, output one side of motor three and lie in motor cabinet above fixedly be equipped with backup pad two, the output of motor three on connect and be equipped with the minor axis that passes backup pad two, the minor axis other end rotate with a side that the propelling movement seat is close to and be connected, the minor axis on cup joint and be equipped with the emery wheel.

As an improvement, the inner side surfaces of the first arc-shaped notch and the second arc-shaped notch are both provided with rubber layers.

As an improvement, the upper half part of the grinding wheel is fixed on the second support plate and is provided with a protective cover.

As an improvement, a plurality of guide rods penetrating through the pressure plate are arranged on the sliding seat.

As an improvement, heat dissipation holes are formed between the front side surface and the rear side surface of the sliding seat and the second motor.

As an improvement, the first motor and the second motor are both servo motors.

Compared with the prior art, the utility model the advantage lie in: when the utility model is used, the clamping device can be arranged to simultaneously clamp a plurality of single crystal silicon rods, the polishing efficiency is higher, and the clamping is stable and reliable; the first motor and the first screw rod can enable the sliding seat to slowly slide on the pushing seat, namely, the clamped silicon single crystal rod is automatically and slowly pushed, so that the silicon single crystal rod is conveniently polished, and the force is uniform, and the polishing is conveniently carried out; the motor III and the grinding wheel are arranged, so that the silicon single crystal rod can be ground on the side surface of the grinding wheel, the grinding is smoother, the automation degree of the whole device is higher, and time and labor are saved; the rubber layer can protect the silicon single crystal rod to a certain extent and prevent the silicon single crystal rod from being clamped to form scratches; the arrangement of the protective cover can prevent the grinding debris from jumping out; the arrangement of the guide rod can prevent the pressure plate and the sliding seat from being dislocated, thereby ensuring that the single crystal rod is clamped more stably and reliably.

Drawings

Fig. 1 is a schematic front view of the tumbling mill for producing monocrystalline silicon of the present invention.

Fig. 2 is a schematic view of the overlooking structure of the tumbling mill for producing monocrystalline silicon of the present invention.

Fig. 3 is the left side view structure diagram of the clamping device of the tumbling mill for monocrystalline silicon production.

As shown in the figure: 1. a base; 2. supporting legs; 3. a pushing seat; 4. a first motor; 5. a first support plate; 6. a first screw rod; 7. a sliding seat; 8. a second motor; 9. a second screw; 10. pressing a plate; 11. an arc-shaped notch I; 12. an arc-shaped notch II; 13. a motor base; 14. a third motor; 15. a second support plate; 16. a minor axis; 17. a grinding wheel; 18. a rubber layer; 19. a protective cover; 20. a guide bar; 21. and (4) heat dissipation holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to attached

drawings

1, 2 and 3, the tumbling mill for monocrystalline silicon production comprises a base 1, wherein a supporting leg 2 is arranged at a position, close to one end, on the upper surface of the base 1, a pushing seat 3 is fixedly arranged at the other end of the supporting leg 2, a motor I4 is fixedly arranged at the middle of one end, close to the side surface of the base 1, on the upper surface of the pushing seat 3, a supporting plate I5 is fixedly arranged at the middle of one end, far away from the side surface of the base 1, a screw I6 is connected to the output end of the motor I4, the other end of the screw I6 is rotatably connected with the supporting plate I5, a clamping device which slides on the pushing seat 3 is in threaded connection with the screw I6 and comprises a sliding seat 7 in threaded connection with the screw I6, a motor II 8 is fixedly arranged inside the front end and the rear end of the sliding seat 7, and the output end of the motor II 8 is connected with a screw, screw rod two 9 between threaded connection be equipped with clamp plate 10, sliding seat 7 above evenly be equipped with a plurality of arc breach 11, clamp plate 10 below be equipped with a plurality of and arc breach two 12 corresponding with arc breach 11, base 1 above be close to the fixed motor cabinet 13 that is equipped with of other end department, motor cabinet 13 above be equipped with motor three 14 through the bolt fastening, output one side of motor three 14 and be located motor cabinet 13 above fixedly be equipped with backup pad two 15, the output of motor three 14 on connect and be equipped with the minor axis 16 that passes backup pad two 15, the minor axis 16 other end rotate with a side that push away seat 3 is close to and be connected, minor axis 16 on cup joint and be equipped with emery wheel 17.

And rubber layers 18 are arranged on the inner side surfaces of the first arc-shaped notch 11 and the second arc-shaped notch 12.

And a protective cover 19 is arranged on the upper half part of the grinding wheel 17 and fixed on the second support plate 15.

A plurality of guide rods 20 penetrating through the pressure plate 10 are arranged on the sliding seat 7.

Heat radiation holes 21 are arranged between the front side surface and the rear side surface of the sliding seat 7 and the motor II 8.

The first motor 4 and the second motor 8 are both servo motors.

The utility model discloses a concrete implementation mode: the utility model discloses when using, can at first put monocrystalline silicon stick on arc breach 11, rotate through two 8 external controller control motors afterwards, drive two 9 rotations of screw rod, thereby drive clamp plate 10 and push down, make two 12 cards of arc breach on the monocrystalline silicon rod, thereby press from both sides the monocrystalline silicon rod tightly, rotate through three 14 motors afterwards, drive emery wheel 17 and rotate at a high speed, then slowly rotate through a 4 motors, drive a 6 rotations of screw rod, thereby it slides on propelling movement seat 3 to drive sliding seat 7, thereby polish a plurality of monocrystalline silicon rod slow propelling movement to emery wheel 17's side.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a tumbling mill is used in monocrystalline silicon production, includes base (1), its characterized in that: the device is characterized in that a supporting leg (2) is arranged at one end of the upper surface of the base (1), a pushing seat (3) is fixedly arranged at the other end of the supporting leg (2), a first motor (4) is fixedly arranged at the middle of one end of the upper surface of the pushing seat (3) close to the side surface of the base (1), a first supporting plate (5) is fixedly arranged at the middle of one end of the upper surface of the base (1), a first screw rod (6) is connected with the output end of the first motor (4), the other end of the first screw rod (6) is rotatably connected with the first supporting plate (5), a clamping device which slides on the pushing seat (3) is in threaded connection with the first screw rod (6) and comprises a sliding seat (7) in threaded connection with the first screw rod (6), a second motor (8) is fixedly arranged at the inner parts of the front end and the rear end of the sliding seat (7), and a second screw rod (9) is connected with the output end of the second motor, a pressing plate (10) is connected between the second screw rods (9) in a threaded manner, a plurality of first arc-shaped notches (11) are uniformly arranged on the sliding seat (7), a plurality of arc-shaped notches II (12) corresponding to the arc-shaped notches I (11) are arranged below the pressure plate (10), a motor seat (13) is fixedly arranged on the upper surface of the base (1) near the other end, a third motor (14) is fixedly arranged on the motor base (13) through bolts, a second supporting plate (15) is fixedly arranged on one side of the output end of the third motor (14) and positioned on the motor base (13), the output end of the motor III (14) is connected with a short shaft (16) which penetrates through the support plate II (15), the other end of the short shaft (16) is rotatably connected with one side surface close to the pushing seat (3), and a grinding wheel (17) is sleeved on the short shaft (16).

2. The tumbling mill for producing single-crystal silicon as claimed in claim 1, wherein: and rubber layers (18) are arranged on the inner side surfaces of the first arc-shaped notch (11) and the second arc-shaped notch (12).

3. The tumbling mill for producing single-crystal silicon as claimed in claim 1, wherein: and a protective cover (19) is arranged on the upper half part of the grinding wheel (17) and fixed on the second support plate (15).

4. The tumbling mill for producing single-crystal silicon as claimed in claim 1, wherein: a plurality of guide rods (20) penetrating through the pressure plate (10) are arranged on the sliding seat (7).

5. The tumbling mill for producing single-crystal silicon as claimed in claim 1, wherein: heat dissipation holes (21) are formed between the front side surface and the rear side surface of the sliding seat (7) and the motor II (8).

6. The tumbling mill for producing single-crystal silicon as claimed in claim 1, wherein: the first motor (4) and the second motor (8) are both servo motors.