CN215628408U - Automatic felt device of wrapping up in of single crystal growing furnace heat preservation section of thick bamboo carbon felt - Google Patents
Automatic felt device of wrapping up in of single crystal growing furnace heat preservation section of thick bamboo carbon felt Download PDFInfo
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- CN215628408U CN215628408U CN202122314199.3U CN202122314199U CN215628408U CN 215628408 U CN215628408 U CN 215628408U CN 202122314199 U CN202122314199 U CN 202122314199U CN 215628408 U CN215628408 U CN 215628408U
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- rack
- carbon felt
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Abstract
The utility model provides an automatic carbon felt wrapping device for a heat preservation cylinder of a single crystal furnace, and relates to the technical field of single crystal furnaces. The device comprises a rack, wherein a first rotating disc is rotatably arranged on the rack, a fixing mechanism is arranged on the first rotating disc, a pressing mechanism is also arranged on the rack, a driving mechanism in transmission connection with the first rotating disc is arranged in the rack, a support is arranged on the side surface of the rack, a second rotating disc is rotatably arranged on the support, the fixing mechanism comprises at least two sliding blocks which are in circular arrangement and concentric with the first rotating disc, a driving assembly for driving the sliding blocks to slide along the radial direction of the first rotating disc is arranged on the first rotating disc, the pressing mechanism comprises a pressing roller rotatably arranged on the rack, and the rotating shaft of the pressing roller is parallel to the first rotating disc.
Description
Technical Field
The utility model relates to the technical field of single crystal furnaces, in particular to an automatic carbon felt wrapping device for a heat preservation cylinder of a single crystal furnace.
Background
The single crystal furnace is an apparatus for growing dislocation-free single crystals by the Czochralski method by melting polycrystalline materials such as polycrystalline silicon with a graphite heater in an inert gas atmosphere. In a monocrystalline silicon drawing process, a heat preservation cylinder in a monocrystalline silicon furnace is an important part for ensuring the stability of a thermal field in the furnace, a three-section type heat preservation cylinder is basically adopted in the conventional furnace platform, a plurality of layers of carbon felts are required to be wrapped outside each section of heat preservation cylinder for heat preservation, and the carbon felts outside the heat preservation cylinder need to be replaced regularly.
At present, in the prior art, the wrapping felt generally needs a plurality of people to be matched with the carbon felt for winding, tensioning and the like, so that the labor intensity of operating personnel is high, the labor and the labor are wasted, the requirement on the harmony is high when the operation is carried out by a plurality of people, and the quality of the wrapping felt is difficult to ensure. The thermal insulation cylinder needs to be frequently moved during manual felt wrapping, and the cleanliness of the thermal insulation cylinder is difficult to guarantee through manual operation (the cleanliness is extremely strict in the monocrystalline silicon drawing process, and the monocrystalline drawing failure can be caused when the cleanliness does not meet the standard).
SUMMERY OF THE UTILITY MODEL
The utility model aims to develop an automatic carbon felt wrapping device of a single crystal furnace heat preservation cylinder, which reduces the labor intensity of workers, improves the felt wrapping efficiency and keeps the carbon felt tensioned in the felt wrapping process.
The utility model is realized by the following technical scheme:
the utility model provides an automatic felt device of wrapping up in of single crystal growing furnace heat preservation section of thick bamboo carbon felt, includes:
a frame;
the first rotating disc is rotatably arranged on the rack;
the fixing mechanism is arranged on the first rotating disc;
the pressing mechanism is arranged on the rack;
the driving mechanism is arranged in the rack and is in transmission connection with the first rotating disc;
the bracket is arranged on the side surface of the rack;
the second rotating disc is rotatably arranged on the bracket;
the fixing mechanism comprises at least two sliders which are arranged in a circle concentric with the first rotary table, a driving assembly for driving the sliders to slide along the radial direction of the first rotary table is arranged on the first rotary table, the pressing mechanism comprises a pressing roller which is rotatably arranged on the rack, and the rotating shaft of the pressing roller is parallel to the first rotary table.
Optionally, the pressing mechanism further comprises a rotating shaft which is rotatably arranged on the rack, a torsion spring is arranged between the bottom end of the rotating shaft and the rack, and the pressing roller is rotatably arranged on the rotating shaft.
Optionally, two structural rods are arranged on the rotating shaft, and the pressing roller is rotatably arranged between the two structural rods.
Optionally, the rotating shaft of the rotating shaft is parallel to the first rotating disc.
Optionally, the sliders are uniformly arranged on the circularly arranged tracks at equal intervals.
Optionally, the outer side wall of the slider is of a cambered surface structure.
Optionally, the outer side wall of the slider is provided with an elastic layer.
Optionally, the driving assembly is an air cylinder or an electric push rod which is arranged on the first rotating disc and connected with the sliding block.
Optionally, the driving mechanism includes a transmission shaft disposed at the bottom of the first turntable and coaxial therewith, and a motor in transmission connection with the transmission shaft is disposed in the frame.
Optionally, the first rotating disc and the second rotating disc are in the same plane.
The utility model has the beneficial effects that:
the carbon felt wrapping machine can greatly reduce the labor intensity of workers, improve the felt wrapping efficiency of the heat preservation cylinder, greatly reduce the manual operation, avoid the pollution of the heat preservation cylinder in the felt wrapping process and reduce the cleanliness of the heat preservation cylinder, ensure that the carbon felt keeps tensioned in the felt wrapping process and does not have wrinkles by the arranged pressing mechanism, control the felt wrapping quality and improve the carbon felt wrapping size precision.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a view of a bracket;
fig. 3 is a perspective view of the stand.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments may be modified in various different ways, without departing from the spirit or scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in figures 1-3, the utility model discloses an automatic carbon felt wrapping device for a heat preservation cylinder of a single crystal furnace, which comprises a rack 1 and a support 2, wherein a first rotating disc 4 for placing the heat preservation cylinder is rotatably arranged on the rack 1, a second rotating disc 3 for placing a carbon felt roll is rotatably arranged on the support 2, and the first rotating disc 4 and the second rotating disc 3 are both horizontally arranged and are positioned at the same height. The carbon felt roll is led out on the second rotating disc 3 and then wrapped on the heat-insulating cylinder on the first rotating disc 4.
The first rotating disc 4 is provided with a fixing mechanism, the rack 1 on the side of the first rotating disc 4 is provided with a pressing mechanism, and the rack 1 on the lower part of the first rotating disc 4 is provided with a driving mechanism for driving the first rotating disc to rotate.
The fixing mechanism positions and fixes the heat preservation cylinder on the first rotating disc 4, the driving mechanism drives the first rotating disc 4 to rotate, the first rotating disc 4 rotates to drive the heat preservation cylinder to rotate, so that the carbon felt is wrapped on the heat preservation cylinder, and the pressing mechanism presses the carbon felt conveyed between the first rotating disc 4 and the second rotating disc 3 to keep tensioning in the conveying process of the carbon felt and cling to the outer wall of the heat preservation cylinder.
The fixing mechanism comprises at least two sliding blocks 9 arranged on the first rotating disk 4, the sliding blocks 9 are arranged on the first rotating disk 4 in a circle concentric with the first rotating disk 4, and the sliding blocks 9 are uniformly arranged on a track of the circle at equal intervals.
The outer side wall of the sliding block 9 is in contact with the inner wall of the heat-insulating cylinder, the outer side wall of the sliding block 9 corresponds to a cambered surface structure matched with the inner wall of the heat-insulating cylinder, and the outer side wall of the sliding block 9 is provided with an elastic layer.
When the sliding blocks 9 abut against the inner wall of the heat-insulating cylinder, the heat-insulating cylinder is positioned and fixed, and the heat-insulating cylinder is fixed on the first rotating disc 4 and is coaxial with the first rotating disc.
The fixing mechanism further comprises a driving assembly connected with the sliding block 9, the driving assembly drives the sliding block 9 to horizontally slide along the radial direction of the first rotating disk 4, the driving assembly can be an air cylinder 10 or an electric push rod and the like, and the first rotating disk 4 is correspondingly provided with a corresponding pneumatic sliding ring.
In this embodiment, three sliding blocks 9 are arranged on the first rotating disc 4, the driving assembly is a cylinder 10 arranged on the first rotating disc 4, the cylinder 10 is connected with the sliding blocks 9, and the cylinder 10 pushes the sliding blocks 9 to slide.
The driving mechanism comprises a transmission shaft 11 arranged at the bottom of the first rotating disc 4, the transmission shaft 11 and the first rotating disc 4 are coaxially arranged, the transmission shaft 11 extends downwards to enter the rack 1, and a bearing seat matched with the transmission shaft 11 is arranged at a corresponding position in the rack 1. The motor 12 is arranged in the frame 1, the motor 12 is provided with a speed reducer in transmission connection with the motor 12, the speed reducer is provided with a belt pulley in transmission connection with the speed reducer, the transmission shaft 11 is provided with a belt pulley coaxial with the transmission shaft 11 at a corresponding position, a belt is arranged between the two belt pulleys, the motor 12 is in transmission connection with the transmission shaft 11 through the belt pulley and the belt, and the motor 12 operates to drive the transmission shaft 11 to drive the first rotary disc 4 to rotate.
Hold-down mechanism is including locating pivot 5 on the 4 side frames of first carousel 1, and on frame 1 was located in the vertical setting of pivot 5 and the rotation, be equipped with torsional spring 8 between 5 bottoms of pivot and the frame 1. Be equipped with two structure poles 6 on the pivot 5, rotate between two structure poles 6 and be equipped with compressing roller 7, compressing roller 7 vertical setting. Under the elastic force drive of the torsion spring 8, the rotating shaft 5 rotates, and the pressing roller 7 swings towards the inner side of the first rotating disc 4, so that the pressing roller 7 is tightly pressed on the outer wall of the heat preservation cylinder.
The heat preservation cylinder is placed on the first rotating disc 4, the fixing mechanism enables the heat preservation cylinder to be fast fixed and coaxial with the first rotating disc 4, the carbon felt fixing clamp is arranged on the outer wall of the heat preservation cylinder through the U-shaped clamp, the driving mechanism drives the first rotating disc 4 to rotate in an operation mode, the heat preservation cylinder is driven to rotate, the carbon felt on the second rotating disc 3 is wrapped on the heat preservation cylinder and automatically wound, the carbon felt enters the heat preservation cylinder from the second rotating disc 3 in the process of entering the heat preservation cylinder, the rotating shaft 5 is driven to rotate by the elasticity of the torsional spring 8, the pressing roller 7 swings towards the inner direction of the heat preservation cylinder, the pressing roller 7 presses the carbon felt on the outer wall of the heat preservation cylinder tightly, wrinkles do not appear when the carbon felt is tensioned, the wrapping size precision of the carbon felt is improved, and the wrapping quality of the heat preservation cylinder is improved.
The carbon felt wrapping machine can greatly reduce the labor intensity of workers, improve the felt wrapping efficiency of the heat preservation cylinder, greatly reduce the manual operation, avoid the pollution of the heat preservation cylinder in the felt wrapping process and reduce the cleanliness of the heat preservation cylinder, ensure that the carbon felt keeps tensioned in the felt wrapping process and does not have wrinkles by the arranged pressing mechanism, control the felt wrapping quality and improve the carbon felt wrapping size precision.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.
Claims (10)
1. The utility model provides an automatic felt device of wrapping up in of single crystal growing furnace heat preservation section of thick bamboo carbon felt which characterized in that includes:
a frame;
the first rotating disc is rotatably arranged on the rack;
the fixing mechanism is arranged on the first rotating disc;
the pressing mechanism is arranged on the rack;
the driving mechanism is arranged in the rack and is in transmission connection with the first rotating disc;
the bracket is arranged on the side surface of the rack;
the second rotating disc is rotatably arranged on the bracket;
the fixing mechanism comprises at least two sliders which are arranged in a circle concentric with the first rotary table, a driving assembly for driving the sliders to slide along the radial direction of the first rotary table is arranged on the first rotary table, the pressing mechanism comprises a pressing roller which is rotatably arranged on the rack, and the rotating shaft of the pressing roller is parallel to the first rotary table.
2. The automatic carbon felt wrapping device for the single crystal furnace heat preservation cylinder according to claim 1, wherein the pressing mechanism further comprises a rotating shaft rotatably arranged on the rack, a torsion spring is arranged between the bottom end of the rotating shaft and the rack, and the pressing roller is rotatably arranged on the rotating shaft.
3. The automatic carbon felt wrapping device for the single crystal furnace heat preservation cylinder according to claim 2, wherein two structural rods are arranged on the rotating shaft, and the pressing roller is rotatably arranged between the two structural rods.
4. The automatic carbon felt wrapping device for the single crystal furnace heat preservation cylinder according to claim 2, wherein a rotating shaft of the rotating shaft is parallel to the first rotating disc.
5. The automatic felt wrapping device for the carbon felt of the single crystal furnace heat preservation cylinder as claimed in claim 1, wherein the sliding blocks are uniformly arranged on a circular arrangement track of the sliding blocks at equal intervals.
6. The automatic felt wrapping device for the carbon felt of the single crystal furnace heat preservation cylinder as claimed in claim 1, wherein the outer side wall of the sliding block is of a cambered surface structure.
7. The automatic carbon felt wrapping device for the single crystal furnace heat preservation cylinder according to claim 1, wherein an elastic layer is arranged on the outer side wall of the sliding block.
8. The automatic felt wrapping device for the carbon felt of the single crystal furnace heat preservation cylinder as claimed in claim 1, wherein the driving assembly is an air cylinder or an electric push rod which is arranged on the first rotary table and connected with the sliding block.
9. The automatic carbon felt wrapping device for the single crystal furnace heat preservation cylinder according to claim 1, wherein the driving mechanism comprises a transmission shaft which is arranged at the bottom of the first rotating disc and is coaxial with the first rotating disc, and a motor which is in transmission connection with the transmission shaft is arranged in the machine frame.
10. The automatic carbon felt wrapping device for the single crystal furnace heat preservation cylinder according to claim 1, wherein the first rotating disc and the second rotating disc are in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122314199.3U CN215628408U (en) | 2021-09-24 | 2021-09-24 | Automatic felt device of wrapping up in of single crystal growing furnace heat preservation section of thick bamboo carbon felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122314199.3U CN215628408U (en) | 2021-09-24 | 2021-09-24 | Automatic felt device of wrapping up in of single crystal growing furnace heat preservation section of thick bamboo carbon felt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215628408U true CN215628408U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122314199.3U Active CN215628408U (en) | 2021-09-24 | 2021-09-24 | Automatic felt device of wrapping up in of single crystal growing furnace heat preservation section of thick bamboo carbon felt |
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| CN (1) | CN215628408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305577A (en) * | 2022-08-12 | 2022-11-08 | 内蒙古创芯科技有限公司 | Automatic felt wrapping machine for single crystal furnace heat-preserving barrel |
-
2021
- 2021-09-24 CN CN202122314199.3U patent/CN215628408U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115305577A (en) * | 2022-08-12 | 2022-11-08 | 内蒙古创芯科技有限公司 | Automatic felt wrapping machine for single crystal furnace heat-preserving barrel |
| CN115305577B (en) * | 2022-08-12 | 2023-08-04 | 内蒙古创芯科技有限公司 | Automatic felt wrapping machine for heat-preserving barrel of single crystal furnace |
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