CN215943397U

CN215943397U - Clamping tool for cutting and processing square silicon core

Info

Publication number: CN215943397U
Application number: CN202121739465.0U
Authority: CN
Inventors: 袁郑堂; 徐彬彬; 郁宇丰
Original assignee: Jiangyin Dongsheng New Energy Co ltd
Current assignee: Jiangyin Dongsheng New Energy Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-03-04
Anticipated expiration: 2031-07-29

Abstract

The utility model belongs to the technical field of silicon rod cutting and clamping tools, in particular to a clamping tool for cutting and processing a square silicon core, aiming at the problems of unstable silicon rod clamping and difficult adjustment of the position of the clamped silicon rod, the utility model provides a scheme which comprises a sleeve, wherein six limiting holes are uniformly formed in the outer surface of the sleeve, a straight rod is connected in the limiting holes in a sliding manner, a clamping plate is fixed at one end of the straight rod penetrating through the sleeve, a connecting block is fixed at one end of the straight rod far away from the clamping plate, two push plates are symmetrically arranged on the outer side of the sleeve, and a connecting groove is formed in one side of the two push plates close to the sleeve; according to the silicon rod rotating mechanism, the rotating rod is rotated to drive the gear to rotate, the gear drives the gear ring to rotate, so that the two sleeves can rotate synchronously, two ends of the silicon rod are respectively clamped in the two sleeves, the rotating rod is rotated to drive the silicon rod to rotate, the pushing block is pushed by the rotating screw rod b to limit the rotating rod to rotate, and the purpose of adjusting the position of the rotating silicon rod is achieved.

Description

Clamping tool for cutting and processing square silicon core

Technical Field

The utility model relates to the technical field of silicon rod cutting and clamping tools, in particular to a clamping tool for cutting and processing a square silicon core.

Background

The silicon single crystal rod is formed by shaping or pulling in a hearth through a zone melting or czochralski process, a diamond tool cutting method is one of methods for preparing silicon cores, the silicon rod is fixed on a machine tool by utilizing a thin steel wire plated with diamond particles to reciprocate or move in a single direction at a high speed on a workpiece to be processed, and the silicon rod is cut into slender silicon cores by using the diamond wire, so that the silicon single crystal rod has obvious advantages, and the silicon single crystal rod can be cut into square silicon cores of 7X7 or 8X8 mm with the length of about 200 meters in 10-12 hours, and has low power consumption and high processing efficiency.

Silicon rods prepared in a reduction furnace are directly adopted as a master batch for cutting the silicon core at present, the silicon rods need to be clamped on a cutting machine when the silicon core is cut, the silicon rods are hard and brittle in texture and are easy to break due to severe vibration and impact, and therefore the final product quality and yield are affected, and the position of the silicon rods needs to be adjusted to facilitate cutting of diamond wires when the silicon core is cut.

Therefore, a clamping tool for cutting and processing a square silicon core is needed to solve the problems that the silicon rod is unstable to clamp and the position of the clamped silicon rod is not easy to adjust.

SUMMERY OF THE UTILITY MODEL

The clamping tool for cutting and processing the square silicon core provided by the utility model solves the problems that the silicon rod is unstable to clamp and the position of the clamped silicon rod is difficult to adjust.

In order to achieve the purpose, the utility model adopts the following technical scheme: a clamping tool for cutting and processing a square silicon core comprises a sleeve, six limiting holes are uniformly formed in the outer surface of the sleeve, a straight rod is connected in the limiting holes in a sliding mode, a clamping plate is fixed at one end, penetrating through the sleeve, of the straight rod, a connecting block is fixed at one end, far away from the clamping plate, of the straight rod, two push plates are symmetrically arranged on the outer side of the sleeve, a connecting groove is formed in one side, close to the sleeve, of each of the two push plates, the connecting block is connected with the connecting groove in a sliding mode, a connecting sleeve a is fixed at one side, far away from the sleeve, of each push plate, a screw rod a is connected in the connecting sleeve a in a rotating mode, two fixing plates a are symmetrically fixed on the outer side of the sleeve, and the screw rods a are in threaded connection with the fixing plates a; the adjusting assembly is arranged on the outer side of the sleeve; the anti-slip component is arranged on the clamping plate.

Preferably, the adjusting part is including setting up in the bottom plate in the sleeve pipe outside, the symmetry is fixed with two backup pads on the bottom plate, two all rotate in the backup pad and be connected with the sleeve pipe, two the one end that the backup pad was kept away from to the sleeve pipe all is fixed with the gear circle, the meshing of gear circle one side has the gear, gear center fastening cover has connect the bull stick, the bull stick rotates with the backup pad to be connected, bull stick one end runs through the backup pad, the backup pad lateral wall is fixed with fixed plate b, the bull stick outside is provided with the ejector pad, one side that the bull stick is kept away from to the ejector pad is fixed with connecting sleeve b, connecting sleeve b internal rotation is connected with screw rod b, screw rod b and fixed plate b threaded connection.

Preferably, the anti-slip assembly comprises a groove formed in one side, away from the straight rod, of the clamping plate, an anti-slip block is connected in the groove in a sliding mode, a plurality of hollow grooves are formed in the anti-slip block, a round hole is formed in the top surface of the anti-slip block, a countersunk screw is arranged in the round hole, and the countersunk screw is in threaded connection with the clamping plate.

Preferably, hand wheels are fixed at the outer ends of the screw rod a, the screw rod b and the rotating rod.

Preferably, the vertical section of the connecting block is oval, and the bottom surface of the anti-skid block is provided with a plurality of anti-skid grooves.

Preferably, one side of the push block, which is close to the rotating rod, is provided with a semicircular groove, and the inner side wall of the semicircular groove is provided with a plurality of anti-skidding grooves.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the silicon rod is inserted into the sleeve, the screw rod a is rotated to push the push plate, the push plate with the arc inner side provides thrust for the connecting block to push the straight rod, so that the clamping plates can clamp the outer surface of the silicon rod relatively in a fitting manner, the silicon rods with different diameters can be stably clamped by the plurality of clamping plates arranged in a surrounding manner, and the silicon rod is clamped flexibly by matching the anti-slip blocks made of rubber and the hollow grooves, so that the silicon rod is prevented from being damaged due to mechanical vibration during rigid clamping or cutting.

2. According to the silicon rod cutting device, the rotating rod is rotated to drive the gear to rotate, the gear drives the gear ring to rotate, so that the two sleeves can synchronously rotate, two ends of the silicon rod are respectively clamped in the two sleeves, the rotating rod is rotated to drive the silicon rod to rotate, the pushing block is pushed by the rotating screw rod b to limit the rotating rod to rotate, the purpose of adjusting the position of the rotating silicon rod is achieved, and cutting of a diamond wire is facilitated.

Drawings

Fig. 1 is a schematic view of a main structure of a clamping tool for cutting a square silicon core according to the present invention;

fig. 2 is a schematic structural view of a clamping plate portion of a clamping tool for cutting a square silicon core according to the present invention;

FIG. 3 is a schematic structural view of a push plate portion of a clamping tool for cutting a square silicon core according to the present invention;

fig. 4 is a schematic structural view of a part of an anti-slip assembly of the clamping tool for cutting and processing the square silicon core, which is provided by the utility model;

fig. 5 is a schematic structural diagram of a part of an adjusting assembly of the clamping tool for cutting the square silicon core according to the utility model.

In the figure: 1. a sleeve; 2. a limiting hole; 3. a straight rod; 4. a clamping plate; 5. connecting blocks; 6. pushing the plate; 7. connecting grooves; 8. a connecting sleeve a; 9. a screw a; 10. a fixed plate a; 11. an adjustment assembly; 12. an anti-skid component; 13. a base plate; 14. a support plate; 15. a semicircular groove; 16. a gear ring; 17. a gear; 18. a rotating rod; 19. a fixing plate b; 20. a push block; 21. a connecting sleeve b; 22. a screw b; 23. a groove; 24. anti-skid blocks; 25. hollowing out the grooves; 26. a circular hole; 27. countersunk screws; 28. a hand wheel; 29. and (4) an anti-slip groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a clamping tool for cutting and processing a square silicon chip comprises a sleeve 1, six limiting holes 2 are uniformly formed in the outer surface of the sleeve 1, a straight rod 3 is connected in the limiting holes 2 in a sliding manner, a clamping plate 4 is fixed at one end, penetrating through the sleeve 1, of the straight rod 3, a connecting block 5 is fixed at one end, far away from the clamping plate 4, of the straight rod 3, two push plates 6 are symmetrically arranged on the outer side of the sleeve 1, a connecting groove 7 is formed in one side, close to the sleeve 1, of each of the two push plates 6, the connecting block 5 is connected with the connecting groove 7 in a sliding manner, a connecting sleeve a8 is fixed at one side, far away from the sleeve 1, of each push plate 6, a screw a9 is rotationally connected in the connecting sleeve a8, two fixing plates a10 are symmetrically fixed on the outer side of the sleeve 1, and the screw a9 is in threaded connection with the fixing plates a 10; the adjusting assembly 11 is arranged on the outer side of the sleeve 1; antiskid unit 12, antiskid unit 12 set up on grip block 4, insert the silicon rod in the sleeve pipe 1, rotate screw rod a9 and promote push plate 6, and the inboard push plate 6 that is the arcuation provides thrust promotion straight-bar 3 for connecting block 5 for grip block 4 carries out the centre gripping of comparatively laminating to the silicon rod surface, and a plurality of grip blocks 4 that set up around can stabilize the centre gripping to the silicon rod of different diameters.

The adjusting component 11 comprises a bottom plate 13 arranged outside the sleeve 1, two supporting plates 14 are symmetrically fixed on the bottom plate 13, the sleeve 1 is rotatably connected on each supporting plate 14, a gear ring 16 is fixed at one end of each sleeve 1 far away from the supporting plate 14, a gear 17 is meshed at one side of the gear ring 16, a rotating rod 18 is tightly sleeved at the center of the gear 17, the rotating rod 18 is rotatably connected with the supporting plate 14, one end of the rotating rod 18 penetrates through the supporting plate 14, a fixing plate b19 is fixed on the outer side wall of the supporting plate 14, a push block 20 is arranged at the outer side of the rotating rod 18, a connecting sleeve b21 is fixed at one side of the push block 20 far away from the rotating rod 18, a screw b22 is rotatably connected in the connecting sleeve b21, the screw b22 is in threaded connection with a fixing plate b19, the gear 17 is driven to rotate by rotating the rotating rod 18, the gear 17 drives the gear ring 16 to rotate, so that the two sleeve 1 can synchronously rotate, two ends of the silicon rod are respectively clamped in the two sleeve 1, the silicon rod can be driven to rotate by rotating the rotating rod 18, the pushing block 20 is pushed by rotating the screw b22 to limit the rotation of the rotating rod 18, the purpose of adjusting the position of the rotating silicon rod is achieved, and the cutting of the diamond wire is facilitated.

Anti-skidding subassembly 12 is including offering the recess 23 of one side of keeping away from straight-bar 3 in grip block 4, sliding connection has non slipping spur 24 in recess 23, it has a plurality of fretwork grooves 25 to open on the non slipping spur 24, open on the non slipping spur 24 top surface has round hole 26, be provided with countersunk screw 27 in the round hole 26, countersunk screw 27 and grip block 4 threaded connection, non slipping spur 24 passes through countersunk screw 27 and recess 23's cooperation and grip block 4 threaded connection, if the ageing impaired anti-skidding function of non slipping spur 24 weakens, can quick replacement, the soft centre gripping silicon rod of non slipping spur 24 and fretwork groove 25's cooperation through the rubber material, avoid the silicon rod to be impaired because of the mechanical shock when hard centre gripping or cutting.

The outer ends of the screw a9, the screw b22 and the rotary rod 18 are all fixed with a hand wheel 28, and the screw a9, the screw b22 and the rotary rod 18 are conveniently rotated by the hand wheel 28.

The vertical cross-sectional shape of connecting block 5 is oval, and it has a plurality of antiskid groove 29 to open on 24 bottom surfaces of antiskid ribbed tile, makes things convenient for connecting block 5 atress motion in spread groove 7 through oval-shaped connecting block 5, makes the centre gripping of silicon rod more stable through antiskid groove 29.

One side of the push block 20 close to the rotating rod 18 is provided with a semicircular groove 15, the inner side wall of the semicircular groove 15 is provided with a plurality of anti-skidding grooves 29, the outer surfaces of the push block 20 and the rotating rod 18 are more attached through the semicircular groove 15, the friction coefficient between the push block 20 and the outer surface of the rotating rod 18 is improved through the anti-skidding grooves 29, and the rotating rod 18 is limited to rotate.

The working principle is as follows: when the silicon rod needs to be cut, the silicon rod is inserted into the sleeve 1, the screw a9 is rotated to push the push plate 6, the push plate 6 with the arc inner side provides thrust for the connecting block 5 to push the straight rod 3, so that the clamping plate 4 clamps the outer surface of the silicon rod relatively, the plurality of clamping plates 4 arranged around can stably clamp the silicon rods with different diameters, the anti-skid block 24 is fixedly connected with the clamping plate 4 through the matching of the countersunk head screw 27 and the groove 23, if the anti-skid block 24 is aged and damaged and the anti-skid function is weakened, the anti-skid block can be replaced quickly, the silicon rod is clamped flexibly through the matching of the anti-skid block 24 made of rubber material and the hollow groove 25, the silicon rod is prevented from being damaged due to mechanical vibration during rigid clamping or cutting, the gear 17 is driven to rotate by rotating the rotating rotary rod 18, the gear 17 drives the gear ring 16 to rotate, so that the two sleeves 1 can synchronously rotate, and two ends of the silicon rod are respectively clamped in the two sleeves 1, the silicon rod can be driven to rotate by rotating the rotating rod 18, the pushing block 20 is pushed to limit the rotating rod 18 to rotate by rotating the screw b22, the purpose of adjusting the position of the rotating silicon rod is achieved, and the cutting of the diamond wire is facilitated: after the cutting process is finished, the screw a9 is rotated reversely, the push plate 6 is driven to move reversely by the connecting sleeve 8, and the straight rod 3 drives the clamping plate 4 to be separated from the surface of the silicon rod, so that the silicon rod can be taken down.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a side silicon core is centre gripping frock for cutting process, includes sleeve pipe (1), its characterized in that, six spacing holes (2) have evenly been seted up to sleeve pipe (1) surface, sliding connection has straight-bar (3) in spacing hole (2), the one end that straight-bar (3) run through sleeve pipe (1) is fixed with grip block (4), the one end that grip block (4) were kept away from to straight-bar (3) is fixed with connecting block (5), sleeve pipe (1) outside symmetry is provided with two push pedals (6), two one side that push pedal (6) are close to sleeve pipe (1) is opened spread groove (7), connecting block (5) and spread groove (7) sliding connection, one side that sleeve pipe (1) was kept away from in push pedal (6) is fixed with connecting sleeve a (8), connecting sleeve a (8) internal rotation is connected with screw rod a (9), sleeve pipe (1) outside symmetry is fixed with two fixed plate a (10), the screw rod a (9) is in threaded connection with the fixing plate a (10);

the adjusting assembly (11), the adjusting assembly (11) is arranged outside the sleeve (1);

the anti-skidding component (12), the anti-skidding component (12) set up on grip block (4).

2. The clamping tool for cutting and processing the square silicon core according to claim 1, wherein the adjusting assembly (11) comprises a bottom plate (13) arranged at the outer side of the sleeve (1), two support plates (14) are symmetrically fixed on the bottom plate (13), the sleeve (1) is rotatably connected on each of the two support plates (14), a gear ring (16) is fixed at one end of each of the two sleeve (1) far away from the support plate (14), a gear (17) is meshed at one side of the gear ring (16), a rotating rod (18) is tightly sleeved at the center of the gear (17), the rotating rod (18) is rotatably connected with the support plate (14), one end of the rotating rod (18) penetrates through the support plate (14), a fixing plate b (19) is fixed on the outer side wall of the support plate (14), a pushing block (20) is arranged at the outer side of the rotating rod (18), a connecting sleeve b (21) is fixed at one side of the pushing block (20) far away from the rotating rod (18), a screw rod b (22) is rotationally connected in the connecting sleeve b (21), and the screw rod b (22) is in threaded connection with the fixing plate b (19).

3. The clamping tool for cutting and processing the square silicon core according to claim 1, wherein the anti-slip component (12) comprises a groove (23) formed in one side, away from the straight rod (3), of the clamping plate (4), an anti-slip block (24) is connected in the groove (23) in a sliding mode, a plurality of hollowed grooves (25) are formed in the anti-slip block (24), a round hole (26) is formed in the top surface of the anti-slip block (24), a countersunk screw (27) is arranged in the round hole (26), and the countersunk screw (27) is in threaded connection with the clamping plate (4).

4. The clamping tool for cutting square silicon cores according to claim 2, wherein hand wheels (28) are fixed at the outer ends of the screw a (9), the screw b (22) and the rotating rod (18).

5. The clamping tool for cutting square silicon cores according to claim 3, wherein the vertical cross section of the connecting block (5) is oval, and the bottom surface of the anti-slip block (24) is provided with a plurality of anti-slip grooves (29).

6. The clamping tool for cutting the square silicon core according to claim 5, wherein a semicircular groove (15) is formed in one side of the push block (20) close to the rotating rod (18), and a plurality of anti-slip grooves (29) are formed in the inner side wall of the semicircular groove (15).