CN213260402U

CN213260402U - Special cutting equipment of monocrystalline silicon production

Info

Publication number: CN213260402U
Application number: CN202021939514.0U
Authority: CN
Inventors: 程平; 张忠华; 张俊; 孙杨杨
Original assignee: Inner Mongolia Haoan Energy Technology Co ltd
Current assignee: Inner Mongolia Haoan Energy Technology Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-05-25
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a special cutting equipment of monocrystalline silicon production, including the driving roller, first motor, the second motor, the screw rod, the carriage, the mount, a pedestal, line of cut and feeding mechanism, the utility model discloses a feeding mechanism has been set up in the driving roller bottom, drive the eccentric wheel through the transmission shaft through electric motor circular telegram output shaft and rotate, the eccentric wheel drives rack vertical migration through the cavity board in the cooperation simultaneously, and the rack then drives sector gear and L template and rotates, and L template drives recess and rubber piece and rotates and press from both sides the monocrystalline silicon rod tightly, and rotatable hand wheel drives the lead screw and rotates, makes the casing drive monocrystalline silicon rod horizontal migration and cuts, has reached the fast and stable and presss from both sides tight fixedly to the monocrystalline silicon rod, has improved the stability of cutting, and separate the monocrystalline silicon rod, prevents the beneficial effect that the piece splashes.

Description

Special cutting equipment of monocrystalline silicon production

Technical Field

The utility model particularly relates to a special cutting equipment of monocrystalline silicon production relates to the relevant field of cutting equipment.

Background

Monocrystalline silicon is an active non-metallic element, is an important component of a crystal material, is in the front of the development of new materials, is mainly used as a semiconductor material and utilizes solar photovoltaic power generation, heat supply and the like, and as solar energy has the advantages of cleanness, environmental protection, convenience and the like, in recent thirty years, solar energy utilization technology has been greatly developed in the aspects of research and development, commercial production and market development, and becomes one of the new industries of rapid and stable development in the world.

When the cutting equipment is used for cutting the silicon single crystal rod, better protection is lacked, scraps in the cutting process are easy to splash outwards, meanwhile, the silicon single crystal rod is poor in fixation during cutting, and the cutting quality is influenced due to the fact that the silicon single crystal rod is easy to slide in the cutting process

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a special cutting equipment of monocrystalline silicon production here.

The utility model is realized in such a way, a special cutting device for monocrystalline silicon production is constructed, the device comprises two driving rollers, a first motor and a second motor, and the driving rollers are rotatably arranged at the left end and the right end of the inner side of the sliding frame; the side surfaces of the two transmission rollers are tightly attached with cutting lines, the feeding mechanism is arranged at the bottom of the transmission rollers and comprises a rack, a guide rod, a spring, a sector gear, an L-shaped plate, an opening, a transmission mechanism, a shell, a hand wheel, a lead screw and a groove, the rack moves up and down on the inner side of the shell through the transmission mechanism, the rack is connected to the top end surface of the inner side of the shell through the spring, the guide rod penetrates through the top end surface of the rack, the sector gear is hinged to the front end of the inner side of the shell, the L-shaped plate is fastened to the left end of the outer side of the sector gear, the L-shaped plate penetrates through the opening formed in the top end surface of the base, the shell is slidably mounted at the rear.

Preferably, the line of cut has been hugged closely to the driving roller side surface, the second motor is locked at the preceding terminal surface left end of carriage, and second motor rear end output shaft pass before the carriage behind the terminal surface with the preceding terminal surface of left driving roller before the terminal surface rotate be connected, the second motor is installed in the inboard front end top of mount, and second motor bottom output shaft and screw rod top end rotate to be connected, the screw inboard screw-thread fit that the terminal surface of screw side and carriage top end were seted up, carriage slidable mounting is inboard in the mount, the mount lock is fixed in base top end face.

Preferably, the transmission mechanism comprises a support plate, an electric motor, a transmission shaft, an eccentric wheel and a hollow plate, the support plate is fixedly locked at the middle lower part of the shell, the electric motor is installed at the middle part of the top end face of the support plate, an output shaft at the rear end of the electric motor is rotatably connected with the middle part of the front end face of the transmission shaft, the transmission shaft is fastened at the inner ring of the eccentric wheel, the side surface of the eccentric wheel is attached to the inner side end face of the hollow plate, and the hollow plate is fastened at the bottom.

Preferably, the bottom of the rear end face of the fixing frame is provided with a through hole, and the through hole is matched with the L-shaped plate in position and size.

Preferably, sector gear, L template, opening and recess symmetry are provided with two in both ends about the rack, and rack left end face and right-hand member face are the symmetry setting.

Preferably, the left end of the inner side of the groove is semicircular, and the bottom surface of the inner side of the groove extends rightwards horizontally.

Preferably, the inner side of the opening is of a square structure, and the width of the inner side of the opening is four times of the width of the bottom of the L-shaped plate.

Preferably, the side surface of the eccentric wheel is provided with a titanium layer, and the thickness of the titanium layer is 0.2 cm.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a special cutting equipment of monocrystalline silicon production here, compare with equipment of the same type, have following improvement:

the method has the advantages that: a special cutting equipment of monocrystalline silicon production, the utility model discloses a feeding mechanism has been set up in the driving roller bottom, it rotates to pass through the transmission shaft and drive the eccentric wheel through electric motor circular telegram output shaft, the eccentric wheel drives rack vertical migration through the cavity board in the cooperation simultaneously, and the rack then drives sector gear and L template rotation, and the L template drives the recess and presss from both sides the monocrystalline silicon rod tightly, and rotatable hand wheel drives the lead screw and rotates, make the casing drive monocrystalline silicon rod horizontal migration cut, it presss from both sides tight fixedly to have reached the fast and stable monocrystalline silicon rod, the stability of cutting is improved, and separate the monocrystalline silicon rod, prevent the beneficial effect that the piece splashes.

The method has the advantages that: a special cutting equipment of monocrystalline silicon production, the utility model discloses an inboard left end of recess is the semicircle form, and the inboard bottom of recess is personally submitted the level and is extended the form right for the recess can be more stable through circular-arc to press from both sides the monocrystalline silicon stick tightly fixed.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the driving roller of the present invention;

fig. 3 is a schematic view of the front sectional structure of the feeding mechanism of the present invention;

fig. 4 is a schematic view of the connection structure of the L-shaped plate of the present invention;

fig. 5 is an enlarged schematic view of a structure in fig. 3 according to the present invention.

Wherein: the device comprises a transmission roller-1, a first motor-2, a second motor-3, a screw-4, a sliding frame-5, a fixed frame-6, a base-7, a cutting line-8, a feeding mechanism-9, a rack-91, a guide rod-92, a spring-93, a sector gear-94, an L-shaped plate-95, an opening-96, a transmission mechanism-97, a shell-98, a hand wheel-99, a screw rod-910, a groove-911, a supporting plate-971, an electric motor-972, a transmission shaft-973, an eccentric wheel-974 and a hollow plate-975.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, the present invention provides a special cutting device for producing monocrystalline silicon by improvement, which comprises a driving roller 1, a first motor 2 and a second motor 3, wherein the driving roller 1 is rotatably installed at the left and right ends of the inner side of a sliding frame 5, the side surface of the driving roller 1 is tightly adhered with a cutting line 8, the second motor 3 is locked at the left end of the front end surface of the sliding frame 5, and a rear output shaft of the second motor 3 passes through the front end surface of the sliding frame 5 and is rotatably connected with the middle part of the front end surface of the driving roller 1 at the left side, the second motor 3 is installed at the top of the inner side front end of a fixed frame 6, and a bottom output shaft of the second motor 3 is rotatably connected with the top end surface of a screw rod 4, the side surface of the screw rod 4 is in threaded fit with the inner side of a screw hole formed at the front end surface of the top, and the size of the position of the through opening is matched with the L-shaped plate 95, so that the L-shaped plate 95 can move horizontally.

Referring to fig. 3 and 4, the present invention provides a cutting apparatus for producing monocrystalline silicon by improvement, wherein a feeding mechanism 9 is disposed at the bottom of a driving roller 1, the feeding mechanism 9 includes a rack 91, a guide rod 92, a spring 93, a sector gear 94, an L-shaped plate 95, an opening 96, a transmission mechanism 97, a housing 98, a hand wheel 99, a lead screw 910 and a groove 911, the rack 91 moves up and down inside the housing 98 via the transmission mechanism 97, the rack 91 is connected to the top end surface inside the housing 98 via the spring 93, the guide rod 92 penetrates the top end surface of the rack 91, the sector gear 94 is hinged to the front end inside the housing 98, the sector gear 94, the L-shaped plate 95, the opening 96 and the groove 911 are symmetrically disposed at the left and right ends of the rack 91, and the left and right end surfaces of the rack 91 are symmetrically disposed, so as to facilitate more stable clamping and fixing of a monocrystalline silicon, the L-shaped, and L template 95 runs through the opening 96 inboard that base 7 top terminal surface seted up, opening 96 inboard is square structure, and the inboard width of opening 96 is four times of L template 95 bottom width, be convenient for make L template 95 carry out horizontal migration, casing 98 slidable mounting is in base 7 inboard rear end, the terminal surface middle part fastening has lead screw 910 before the hand wheel 99, recess 911 is seted up at L template 95 preceding terminal surface right-hand member, the inboard left end of recess 911 is half circular, and the inboard bottom surface of recess 911 personally submits the level and extends the form to the right, be convenient for place the single crystal silicon rod steadily.

Please refer to fig. 5, the present invention provides a special cutting apparatus for single crystal silicon production through an improvement, the transmission mechanism 97 includes a supporting plate 971, an electric motor 972, a transmission shaft 973, an eccentric wheel 974 and a hollow plate 975, the supporting plate 971 is locked at the middle lower part of the housing 98, the electric motor 972 is installed at the middle part of the top end surface of the supporting plate 971, and the rear end output shaft of the electric motor 972 is rotatably connected with the middle part of the front end surface of the transmission shaft 973, the transmission shaft 973 is fastened at the inner ring of the eccentric wheel 974, the side surface of the eccentric wheel 974 is fastened at the inner side surface of the hollow plate 975, the side surface of the eccentric wheel 974 is provided with a titanium layer, and the thickness of the titanium layer is 0.2 cm.

The utility model provides a special cutting device for monocrystalline silicon production through improvement, and the working principle is as follows;

firstly, the whole device is placed at a designated position, the device is connected to an external controller, and then the running speed and the running sequence of the first motor 2 and the second motor 3 can be set through the external controller;

secondly, the silicon single crystal rod to be cut can pass through the inner side of a through hole pre-formed in the bottom of the front end of the fixed frame 6, the outer rear end of the silicon single crystal rod is placed on the bottom end face of the inner side of the rubber sheet 912 on the inner side of the two grooves 911, the electric output shaft of the electric motor 972 drives the eccentric wheel 974 to rotate through the transmission shaft 973, the eccentric wheel 974 drives the rack 91 to vertically move by matching with the hollow plate 975, the rack 91 drives the sector gear 94 and the L-shaped plate 95 to rotate, the L-shaped plate 95 drives the grooves 911 to clamp the silicon single crystal rod, and the rotatable hand wheel 99 drives the screw 910 to rotate, so that the shell 98 drives the silicon single crystal rod to horizontally;

and thirdly, the first motor 2 and the second motor 3 are started finally, so that the output shaft of the second motor 3 drives the screw rod 4 to rotate, the screw rod 4 drives the sliding frame 5 to move vertically, the first motor 2 is electrified to drive the left driving roller 1 to rotate, and the driving roller 1 drives the cutting line 8 to rotate, so that the cutting line 8 rotates and is vertically moved to contact with the monocrystalline silicon rod to cut.

The utility model provides a special cutting device for monocrystalline silicon production through improvement, an electric motor 972 is electrified to output an axis to drive an eccentric wheel 974 to rotate through a transmission shaft 973, meanwhile, the eccentric wheel 974 drives the rack 91 to move vertically by matching with the hollow plate 975, and the rack 91 drives the sector gear 94 and the L-shaped plate 95 to rotate, and the L-shaped plate 95 drives the groove 911 to rotate to clamp the silicon single crystal rod, and the hand wheel 99 can be rotated to drive the screw rod 910 to rotate, so that the shell 98 drives the silicon single crystal rod to move horizontally, the silicon single crystal rod is clamped and fixed quickly and stably, the cutting stability is improved, and the beneficial effects of separating the silicon single crystal rod and preventing the scraps from splashing are achieved by the semicircular shape of the left end inside the groove 911, and the bottom surface of the inner side of the groove 911 extends horizontally to the right, so that the groove 911 can clamp and fix the monocrystalline silicon rod more stably through the arc shape.

Claims

1. The special cutting equipment for monocrystalline silicon production comprises two transmission rollers (1), a first motor (2) and a second motor (3), wherein the transmission rollers (1) are rotatably arranged at the left end and the right end of the inner side of a sliding frame (5);

the method is characterized in that: the automatic feeding device is characterized by further comprising a feeding mechanism (9), wherein the feeding mechanism (9) is arranged at the bottom of the transmission roller (1), the feeding mechanism (9) comprises a rack (91), a guide rod (92), a spring (93), a sector gear (94), an L-shaped plate (95), an opening (96), a transmission mechanism (97), a shell (98), a hand wheel (99), a screw rod (910) and a groove (911), the rack (91) moves up and down on the inner side of the shell (98) through the transmission mechanism (97), the rack (91) is connected to the top end face of the inner side of the shell (98) through the spring (93), the guide rod (92) penetrates through the top end face of the rack (91), the sector gear (94) is hinged to the front end of the inner side of the shell (98), the L-shaped plate (95) is fastened to the left end of the outer side of the sector gear (94), and the L-shaped plate (95) penetrates, the shell (98) is slidably mounted at the rear end of the inner side of the base (7), a screw rod (910) is fastened in the middle of the front end face of the hand wheel (99), and the groove (911) is formed in the right end of the front end face of the L-shaped plate (95).

2. The cutting apparatus special for single crystal silicon production according to claim 1, wherein: the side surface of the transmission roller (1) is tightly attached with a cutting line (8), the second motor (3) is locked at the left end of the front end surface of the sliding frame (5), an output shaft at the rear end of the second motor (3) penetrates through the front end surface of the sliding frame (5) and then is rotationally connected with the middle part of the front end surface of the transmission roller (1) at the left side, the second motor (3) is installed at the top of the inner side of the fixing frame (6), the output shaft at the bottom of the second motor (3) is rotationally connected with the top end surface of the screw rod (4), the side surface of the screw rod (4) is in threaded fit with the inner side of a screw hole formed in the front end of the top end surface of the sliding frame (5), the sliding frame (5) is slidably installed on the inner side.

3. The cutting apparatus special for single crystal silicon production according to claim 1, wherein: the transmission mechanism (97) comprises a supporting plate (971), an electric motor (972), a transmission shaft (973), an eccentric wheel (974) and a hollow plate (975), the supporting plate (971) is fixedly locked at the middle lower part of the shell (98), the electric motor (972) is installed in the middle of the top end face of the supporting plate (971), an output shaft at the rear end of the electric motor (972) is rotatably connected with the middle of the front end face of the transmission shaft (973), the transmission shaft (973) is fastened at the inner ring of the eccentric wheel (974), the side surface of the eccentric wheel (974) is fastened at the inner side end face of the hollow plate (975), and the hollow plate (975) is fastened at the bottom end face of the rack (91).

4. The cutting apparatus special for single crystal silicon production according to claim 2, characterized in that: the bottom of the rear end face of the fixing frame (6) is provided with a through hole, and the position and the size of the through hole are matched with the L-shaped plate (95).

5. The cutting apparatus special for single crystal silicon production according to claim 1, wherein: sector gear (94), L template (95), opening (96) and recess (911) symmetry are provided with two in both ends about rack (91), and rack (91) left end face and right-hand member face are the symmetry setting.

6. The cutting apparatus special for single crystal silicon production according to claim 1, wherein: the inboard left end of recess (911) is semicircle form, and recess (911) inboard bottom surface personally submits the level and extends the form to the right.

7. The cutting apparatus special for single crystal silicon production according to claim 1, wherein: the inner side of the opening (96) is of a square structure, and the width of the inner side of the opening (96) is four times of the width of the bottom of the L-shaped plate (95).

8. The cutting apparatus special for single crystal silicon production according to claim 3, wherein: the side surface of the eccentric wheel (974) is provided with a titanium layer, and the thickness of the titanium layer is 0.2 cm.