CN212072482U - Silicon rod cutting device - Google Patents
Silicon rod cutting device Download PDFInfo
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- CN212072482U CN212072482U CN202020169107.XU CN202020169107U CN212072482U CN 212072482 U CN212072482 U CN 212072482U CN 202020169107 U CN202020169107 U CN 202020169107U CN 212072482 U CN212072482 U CN 212072482U
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Abstract
The utility model provides a silicon rod cutting device, wherein, silicon rod cutting device includes: a frame; the driving piece is arranged on the rack; the transmission shaft is connected with the driving piece; the cutting steel wire is connected with the transmission shaft and is used for cutting the silicon rod; and an outlet of the refrigerant pipe is arranged opposite to the cutting steel wire, and the refrigerant pipe is used for providing liquid inert gas. According to the utility model discloses a silicon rod cutting device can realize the cryogenic cutting of silicon rod, reduces sewage discharge, environmental protection, and reduce cost.
Description
Technical Field
The utility model relates to a photovoltaic field, concretely relates to silicon rod cutting device.
Background
The cutting technology of the existing silicon wafer adopts a cutting mode of diamond wires, water and cooling liquid, the cutting mode generates suspension containing impurities such as silicon powder, iron, nickel and the like, and part of sewage pollutes the environment and can reach the discharge standard after sewage treatment.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a silicon rod cutting device can realize the cryogenic cutting of silicon rod, reduces sewage discharge, environmental protection, and reduce cost.
In order to solve the technical problem, the utility model provides a silicon rod cutting device, include:
a frame;
the driving piece is arranged on the rack;
the transmission shaft is connected with the driving piece;
the cutting steel wire is connected with the transmission shaft and is used for cutting the silicon rod;
and an outlet of the refrigerant pipe is arranged opposite to the cutting steel wire, and the refrigerant pipe is used for providing liquid inert gas.
Further, the silicon rod cutting apparatus further includes:
the cutting support is arranged above the rack and is formed into a door-shaped support, and a pivot is transversely arranged between two upright posts of the door-shaped support;
the driven cutting line grooved wheel is sleeved on the pivot;
a driving cutting line grooved wheel which is sleeved on the transmission shaft,
wherein the cutting steel wire connects the driving cutting wire sheave and the driven cutting wire sheave.
Furthermore, the cutting grooves of the driving cutting line sheave and the driven cutting line sheave are respectively formed into mutually staggered oblique groove bodies, and the cutting steel wire is spirally wound on the driving cutting line sheave and the driven cutting line sheave to connect the driving cutting line sheave and the driven cutting line sheave.
Further, the silicon rod cutting apparatus further includes:
the table top is arranged on the surface of the frame and used for placing a silicon rod for cutting, the table top is provided with a wire opening,
wherein the driven cutting line grooved wheel and the driving cutting line grooved wheel are respectively arranged below and above the table board,
the cutting steel wire passes through the wire opening and is respectively connected with the driving cutting wire sheave and the driven cutting wire sheave,
the outlet of the refrigerant pipe is positioned above the table top and is opposite to the wire opening.
Furthermore, the number of the driving cutting line grooved wheels and the number of the driven cutting line grooved wheels are respectively the same, the number of the cutting steel wires is also multiple, the cutting steel wires are respectively connected with the driving cutting line grooved wheels and the driven cutting line grooved wheels,
the number of the refrigerant pipes is also multiple, and the refrigerant pipes and the cutting steel wires are respectively arranged in a one-to-one correspondence mode.
It should be noted that the plurality of cutting wires may be formed by connecting the driving cutting wire sheave and the driven cutting wire sheave by winding one cutting wire in a reciprocating manner for a plurality of times, or may be formed by one cutting wire formed by a plurality of independent cutting wires.
Further, the silicon rod cutting apparatus further includes:
the refrigerant tank is used for storing the liquid inert gas, and the inlet of the refrigerant pipe is connected with the feed port of the refrigerant tank.
Further, the propeller shaft includes:
the main transmission shaft is connected with an output shaft of the driving piece, and a driving chain wheel is sleeved on the main transmission shaft;
the driven transmission shaft is erected on the rack, and a driven chain wheel is sleeved on the driven transmission shaft;
a chain connecting the drive sprocket and the driven sprocket,
and the driving cutting line grooved pulley is also sleeved on the driven shaft.
Further, the silicon rod cutting apparatus further includes:
the tensioning wheel is installed on the machine frame and abuts against the chain.
Further, the driving chain wheel comprises a left driving chain wheel and a right driven chain wheel, the driven chain wheel comprises a left driven chain wheel and a right driven chain wheel, the chain comprises a left chain and a right chain, the tensioning wheel comprises a left tensioning wheel and a right tensioning wheel,
the left driving chain wheel is connected with the left driven chain wheel through the left chain, the right driving chain wheel is connected with the right driven chain wheel through the right chain, the left tensioning wheel abuts against the left chain, and the right tensioning wheel abuts against the right chain.
Further, the silicon rod cutting apparatus further includes:
a speed reducer, through which the driving member is connected to the transmission shaft
The above technical scheme of the utility model one of following beneficial effect has at least:
according to the utility model discloses a silicon rod cutting device, including the refrigerant pipe, the export of refrigerant pipe is relative to the cutting copper wire setting, and the refrigerant pipe is used for providing liquid inert gas, can realize the low temperature cutting of silicon rod, reduces the temperature of copper wire, avoids cutting copper wire and silicon rod friction to cause the cutting copper wire high temperature, causes cutting copper wire fracture and silicon rod cutting badly, simultaneously, because the volatilization of liquid inert gas, impurity and the dust of cutting process exist and can recycle in the solid form, can reduce sewage discharge, the environmental protection and reduce cost;
furthermore, the silicon rod cutting device comprises a main transmission shaft, a secondary transmission shaft and a chain, so that the driving part can be far away from the cutting steel wire, and the cutting precision is prevented from being influenced by the position of the cutting steel wire due to the vibration of the driving part in the operation process;
furthermore, the silicon rod cutting device comprises a tension wheel, the tension wheel presses against the chain, so that the chain can be tightly combined with the driving chain wheel and the driven chain wheel respectively, and the synchronous rotation of the main transmission shaft and the driven transmission shaft is realized;
furthermore, the silicon rod cutting device comprises a speed reducer, so that the output torque of the driving part can be ensured to be stable, and the service life of the driving part can be prolonged.
Drawings
Fig. 1 is a schematic structural view of a silicon rod cutting apparatus according to an embodiment of the present invention;
fig. 2 is a side view of the silicon rod cutting apparatus of fig. 1.
Reference numerals:
100. a frame; 200. a drive member; 310. a main drive shaft; 320. a driven shaft; 321. a driven sprocket; 400. cutting a steel wire; 500. a refrigerant pipe; 610. a column; 620. a pivot; 700. a driven cutting line sheave; 800. a table top; 810. opening a wire port; 900. a refrigerant tank; 1000. a chain; 1100. a tension wheel; 1200. and a speed reducer.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
Hereinafter, a silicon rod cutting apparatus according to an embodiment of the present invention will be described with reference to the accompanying drawings.
Fig. 1 and 2 show an alternative embodiment of a silicon rod cutting device according to the present invention.
As shown in fig. 1 and 2, a silicon rod cutting apparatus according to the present invention includes: frame 100, driving piece 200, transmission shaft, steel wire cutter 400, and coolant pipe 500.
Wherein, the frame 100, for example, the frame 100 may be constructed by aluminum profiles to fix the components.
The driving member 200 is provided on the frame 100.
For example, the driving member 200 is a motor.
The drive shaft is connected to a driver 200.
Thus, the driving member 200 can drive the transmission shaft to rotate.
The steel cutting wire 400 is connected to the transmission shaft, and the steel cutting wire 400 is used for cutting the silicon rod.
The cutting steel wire 400 is driven to move by the transmission shaft, and the cutting steel wire 400 in motion cuts the silicon rod.
The outlet of the cooling medium pipe 500 is disposed opposite to the steel wire 400, and the cooling medium pipe 500 is used for supplying liquid inert gas.
Optionally, the liquid inert gas is nitrogen or argon.
From this, liquid inert gas exports through refrigerant pipe 500 and carries to cutting copper wire 400 position, liquid inert gas exports the process sublimation to be gaseous, the cryogenic cutting work has been guaranteed, can reduce the temperature of copper wire, avoid cutting copper wire 400 and silicon rod friction to cause cutting copper wire 400 high temperature, cause cutting copper wire 400 fracture and silicon rod cutting badly, and simultaneously, because liquid inert gas's volatilization, the impurity and the dust of cutting process exist with the solid form and can recycle, make sewage treatment's the degree of difficulty and cost reduction, can reduce sewage discharge, environmental protection and reduce cost.
According to some embodiments of the present invention, the silicon rod cutting device further comprises a cutting support, a driven cutting line sheave 700, a driving cutting line sheave.
The cutting bracket is arranged above the frame 100, the cutting bracket is formed into a door-shaped bracket, and a pivot 620 is transversely arranged between two upright posts 610 of the door-shaped bracket;
the driven cutting line sheave 700 is fitted over the pivot 620;
the driving cutting line grooved pulley is sleeved on the transmission shaft;
the cutting wire 400 connects the driving cutting-line sheave and the driven cutting-line sheave 700.
The driving cutting line grooved pulley is driven to rotate through the rotation of the transmission shaft, the cutting steel wire 400 can move between the driving cutting line grooved pulley and the driven cutting line grooved pulley 700, and the cutting support has a supporting and guiding effect, so that the cutting steel wire can move smoothly, the cutting space is guaranteed, and the silicon rod cutting process is stable.
Further, the cutting grooves of the driving-cutting-line sheave and the driven-cutting-line sheave 700 are respectively formed as oblique groove bodies that are staggered from each other, and the cutting steel wire 400 is spirally wound around the driving-cutting-line sheave and the driven-cutting-line sheave 700 to connect the driving-cutting-line sheave and the driven-cutting-line sheave 700.
From this, can make the cutting steel wire 400 slope certain angle, the cutting of the silicon rod of being convenient for, and be convenient for and a plurality of initiative cutting line sheaves and the winding of driven cutting line sheave 700.
Further, the silicon rod cutting apparatus further includes:
a table 800, the table 800 is arranged on the surface of the machine frame 100, the table 800 is used for placing the silicon rod for cutting, the table 800 is provided with a wire opening 810,
wherein, the driven cutting line sheave 700 and the driving cutting line sheave are respectively arranged below and above the table top 800,
the cutting wire 400 is connected to the driving-cutting-line sheave and the driven-cutting-line sheave 700 through the wire opening 810,
the outlet of the refrigerant pipe 500 is located above the table-board 800 and faces the opening 810.
The cutting steel wire 400 moves through the driven cutting wire sheave 700 above the table 800 and the driving cutting wire sheave below the table 800, cuts the silicon rod placed on the table 800, and is cooled by the liquid inert gas supplied from the coolant pipe 500.
Thus, a simple and efficient silicon rod cutting device can be provided.
Further, the number of the driving-cutting-line sheaves and the number of the driven-cutting-line sheaves 700 are respectively the same, the number of the cutting wires 400 is also the same, the plurality of the cutting wires 400 are respectively connected to the driving-cutting-line sheaves and the driven-cutting-line sheaves 700,
the number of the refrigerant pipes 500 is also plural, and the plural refrigerant pipes 500 and the plural steel wires 400 are respectively arranged in one-to-one correspondence.
For example, a plurality of groups of cutting wire sheaves (each group of wire sheaves including 1 driving cutting wire sheave and 1 driven cutting wire sheave 700) are sequentially wound with 1 entire cutting wire. Accordingly, the silicon rod can be cut in synchronization with the use of the plurality of cut steel wires 400, and the cutting efficiency can be improved.
Of course, the plurality of wires may be independent of each other, that is, formed of independent wires.
Each steel cutting wire 400 has a coolant pipe 500. Therefore, the plurality of cutting steel wires 400 can be cooled synchronously, and the silicon rod cutting process is more stable.
According to some embodiments of the present invention, the silicon rod cutting device further comprises: the refrigerant tank 900, the refrigerant tank 900 is used for storing liquid inert gas, and the inlet of the refrigerant pipe 500 is connected with the feed port of the refrigerant tank 900.
That is, the liquid inert gas flows into the coolant pipe 500 from the coolant tank 900 through the coolant tank 900 inlet, and is output through the coolant pipe 500 outlet and transferred to the cutting steel wire 400, so as to ensure the low temperature cutting of the silicon rod and the stability of the cutting process.
According to some embodiments of the present invention, the transmission shaft comprises: a primary drive shaft 310, a secondary drive shaft 320, and a chain 1000.
Wherein, the main transmission shaft 310 is connected with the output shaft of the driving member 200, and the main transmission shaft 310 is sleeved with a driving sprocket;
the driven transmission shaft 320 is erected on the frame 100, and a driven chain wheel 321 is sleeved on the driven transmission shaft 320;
the chain 1000 connects the driving sprocket with the driven sprocket 321,
wherein, the driving cutting line sheave is also sleeved on the driven transmission shaft.
The output shaft of the driving member 200 drives the main transmission shaft 310 to rotate, the main transmission shaft 310 drives the auxiliary transmission shaft 320 to rotate through the chain 1000, and the driving cutting line sheave and the auxiliary transmission shaft 320 synchronously rotate.
Therefore, the driving member 200 can be far away from the steel wire cutting 400, and the influence of vibration of the driving member 200 in the operation process on the position of the steel wire cutting 400 on the cutting precision is avoided.
Further, the silicon rod cutting apparatus further includes a tension wheel 1100, the tension wheel 1100 being mounted on the frame 100 and the tension wheel 1100 pressing against the chain 1000.
Therefore, the chain 1000 is tightly combined with the driving sprocket and the driven sprocket 321 by the pressing of the tension pulley 1100 on the chain 1000, so that the synchronous rotation of the main transmission shaft 310 and the driven transmission shaft 320 is realized.
Further, the driving sprocket comprises a left driving sprocket 311 ' and a right driving sprocket 311 ", the driven sprocket 321 comprises a left driven sprocket and a right driven sprocket, the chain 1000 comprises a left chain 1000 ' and a right chain 1000", the tensioning wheel 1100 comprises a left tensioning wheel and a right tensioning wheel, the left driving sprocket 311 ' is connected with the left driven sprocket through the left chain 1000 ', the right driving sprocket 311 "is connected with the right driven sprocket through the right chain 1000", the left tensioning wheel presses against the left chain 1000 ', and the right tensioning wheel presses against the right chain 1000 ".
Therefore, the transmission shaft can move stably, and the influence on the cutting precision caused by the shaking of the transmission shaft is avoided.
According to some embodiments of the present invention, the silicon rod cutting apparatus further comprises a speed reducer 1200, and the driving member 200 is connected to the transmission shaft through the speed reducer 1200. Therefore, the stability of the output torque of the driving member 200 can be ensured, and the service life of the driving member 200 can be prolonged.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A silicon rod cutting device, comprising:
a frame;
the driving piece is arranged on the rack;
the transmission shaft is connected with the driving piece;
the cutting steel wire is connected with the transmission shaft and is used for cutting the silicon rod;
and an outlet of the refrigerant pipe is arranged opposite to the cutting steel wire, and the refrigerant pipe is used for providing liquid inert gas.
2. The silicon rod cutting device as set forth in claim 1, further comprising:
the cutting support is arranged above the rack and is formed into a door-shaped support, and a pivot is transversely arranged between two upright posts of the door-shaped support;
the driven cutting line grooved wheel is sleeved on the pivot;
a driving cutting line grooved wheel which is sleeved on the transmission shaft,
wherein the cutting steel wire connects the driving cutting wire sheave and the driven cutting wire sheave.
3. The silicon rod cutting device as set forth in claim 2, wherein the cutting grooves of the driving-cut-line sheave and the driven-cut-line sheave are respectively formed as oblique grooves that are staggered from each other, and the cutting wire is spirally wound around the driving-cut-line sheave and the driven-cut-line sheave to connect the driving-cut-line sheave and the driven-cut-line sheave.
4. The silicon rod cutting device as set forth in claim 3, further comprising:
the table top is arranged on the surface of the frame and used for placing a silicon rod for cutting, the table top is provided with a wire opening,
wherein the driven cutting line grooved wheel and the driving cutting line grooved wheel are respectively arranged below and above the table board,
the cutting steel wire passes through the wire opening and is respectively connected with the driving cutting wire sheave and the driven cutting wire sheave,
the outlet of the refrigerant pipe is positioned above the table top and is opposite to the wire opening.
5. The silicon rod cutting device as set forth in claim 3, wherein the driving-cut-line sheaves and the driven-cut-line sheaves are respectively a plurality of the same number, the cutting wires are also a plurality of the cutting wires, the plurality of the cutting wires are respectively connected to the driving-cut-line sheaves and the driven-cut-line sheaves,
the number of the refrigerant pipes is also multiple, and the refrigerant pipes and the cutting steel wires are respectively arranged in a one-to-one correspondence mode.
6. The silicon rod cutting device as set forth in claim 1, further comprising:
the refrigerant tank is used for storing the liquid inert gas, and the inlet of the refrigerant pipe is connected with the feed port of the refrigerant tank.
7. The silicon rod cutting device as set forth in claim 2, wherein the drive shaft comprises:
the main transmission shaft is connected with an output shaft of the driving piece, and a driving chain wheel is sleeved on the main transmission shaft;
the driven transmission shaft is erected on the rack, and a driven chain wheel is sleeved on the driven transmission shaft;
a chain connecting the drive sprocket and the driven sprocket,
wherein, the driving cutting line sheave is also sleeved on the driven transmission shaft.
8. The silicon rod cutting device as set forth in claim 7, further comprising:
the tensioning wheel is installed on the machine frame and abuts against the chain.
9. The silicon rod cutting device as set forth in claim 8, wherein the drive sprockets include left and right drive sprockets, the driven sprockets include left and right driven sprockets, the chain includes left and right chains, the tensioning wheel includes left and right tensioning wheels,
the left driving chain wheel is connected with the left driven chain wheel through the left chain, the right driving chain wheel is connected with the right driven chain wheel through the right chain, the left tensioning wheel abuts against the left chain, and the right tensioning wheel abuts against the right chain.
10. The silicon rod cutting device as set forth in claim 1, further comprising:
the driving piece is connected with the transmission shaft through the speed reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020169107.XU CN212072482U (en) | 2020-02-14 | 2020-02-14 | Silicon rod cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020169107.XU CN212072482U (en) | 2020-02-14 | 2020-02-14 | Silicon rod cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212072482U true CN212072482U (en) | 2020-12-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020169107.XU Active CN212072482U (en) | 2020-02-14 | 2020-02-14 | Silicon rod cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212072482U (en) |
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2020
- 2020-02-14 CN CN202020169107.XU patent/CN212072482U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220719 Address after: 055550 Jing Long Street, Ningjin County, Xingtai, Hebei Patentee after: JA SOLAR Co.,Ltd. Address before: 055550 279 Jing Long Street, Ningjin County, Xingtai, Hebei. Patentee before: NINGJIN SONGGONG ELECTRONIC MATERIAL Co.,Ltd. |
|
| TR01 | Transfer of patent right |