CN210560871U - Seed lifting and rotating mechanism for single crystal furnace - Google Patents
Seed lifting and rotating mechanism for single crystal furnace Download PDFInfo
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- CN210560871U CN210560871U CN201920850054.5U CN201920850054U CN210560871U CN 210560871 U CN210560871 U CN 210560871U CN 201920850054 U CN201920850054 U CN 201920850054U CN 210560871 U CN210560871 U CN 210560871U
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Abstract
The utility model discloses a seed promotes rotary mechanism for single crystal growing furnace, which comprises a mounting bas, install driving motor a on the mount pad, the connecting block is installed to one side of mount pad, the connecting block is installed on hoist mechanism, hoist mechanism is last including base, first gear, second gear, rack, connecting rod, spacing seat and driving motor b, install in the left side of base first gear, install the below of first gear the second gear, be fixed with between second gear and the first gear the rack, install the upper end of rack the connecting rod, the upper end of connecting rod is fixed in spacing seat, install on the right side of base driving motor b. The gear drives the rack to ascend and descend, so that the lifting mechanism is driven to move, the stability is good, the position of the seed crystal rope can be controlled in the lifting process, the reaction is sensitive, the reliability is high, and the product quality is improved.
Description
Technical Field
The utility model relates to a single crystal growing furnace device field, concretely relates to seed promotes rotary mechanism for single crystal growing furnace.
Background
The single crystal furnace is a device for melting polycrystalline materials such as polycrystalline silicon and the like by using a graphite heater in an inert gas (mainly nitrogen and helium) environment and growing dislocation-free single crystals by using a Czochralski method. According to the silicon seed crystal lifting structure of the traditional single crystal silicon furnace, a screw is driven to lift up and down through the rotation of a lead screw, so that the seed crystal shaft is lifted. The method has poor pulling stability and slow reaction, can not control the position of the seed crystal rope in the lifting process, reduces the quality of products and has low production benefit.
Disclosure of Invention
In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide a seed lifting and rotating mechanism for a single crystal furnace, which solves the problem of poor stability of the lifting mechanism.
According to the technical scheme provided by the embodiment of the application, the seed lifting and rotating mechanism for the single crystal furnace comprises a mounting seat, the mounting seat is provided with a driving motor a, the output end of the driving motor a is provided with a rotating shaft, a seed crystal connector is arranged at the lower end of the rotating shaft, a connecting block is arranged at one side of the mounting seat, the connecting block is arranged on a lifting mechanism, the lifting mechanism comprises a base, a first gear, a second gear, a rack, a connecting rod, a limiting seat and a driving motor b, the first gear is arranged on the left side of the base, the second gear is arranged below the first gear, the rack is fixed between the second gear and the first gear, the connecting rod is arranged at the upper end of the rack, the upper end of the connecting rod is fixed in the limiting seat, and the driving motor b is installed on the right side of the base.
The utility model discloses in, connecting block welded type is installed on the rack.
The utility model discloses in, the inside of spacing seat is equipped with spacing hole, the connecting rod is installed in spacing hole.
The utility model discloses in, second gear and first gear are all installed same one side of base.
The utility model discloses in, driving motor b has two, installs respectively on first gear and the second gear.
In the utility model discloses, the upper and lower both sides of rack all are equipped with the sawtooth.
The utility model discloses in, the upper and lower both sides of rack in proper order with first gear and the meshing of second gear.
To sum up, the beneficial effect of this application: the gear drives the rack to ascend and descend, so that the lifting mechanism is driven to move, the stability is good, the position of the seed crystal rope can be controlled in the lifting process, the reaction is sensitive, the reliability is high, and the product quality is improved.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a left side view of the present invention;
fig. 3 is a right side view of the present invention.
Reference numbers in the figures: a mounting seat-1; a driving motor a-2; a rotating shaft-3; a seed crystal connector-4; connecting blocks-5; a lifting mechanism-6; base 6.1; first gear-6.2; second gear-6.3; 6.4 of rack; connecting rod-6.5; 6.6 parts of a limiting seat; and driving the motor b-6.7.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 and 2, a seed lifting and rotating mechanism for a single crystal furnace comprises a mounting base 1, a driving motor a2 is mounted on the mounting base 1, a rotating shaft 3 is mounted at the output end of the driving motor a2, a seed crystal connector 4 is mounted at the lower end of the rotating shaft 3, a connecting block 5 is mounted at one side of the mounting base 1, the connecting block 5 is mounted on a lifting mechanism 6, the lifting mechanism 6 comprises a base 6.1, a first gear 6.2, a second gear 6.3, a rack 6.4, a connecting rod 6.5, a limiting base 6.6 and a driving motor b6.7, the first gear 6.2 is mounted at the left side of the base 6.1, the second gear 6.3 is mounted below the first gear 6.2, the rack 6.4 is fixed between the second gear 6.3 and the first gear 6.2, the connecting rod 6.5 is mounted at the upper end of the rack 6.4, and the upper end of the connecting rod 6.5 is fixed in the limiting base 6.6, and the driving motor b6.7 is arranged on the right side of the base 6.1. The connecting block 5 is arranged on the rack 6.4 in a welding mode. The inside of spacing seat 6.6 is equipped with spacing hole, connecting rod 6.5 is installed in spacing hole. The second gear 6.3 and the first gear 6.2 are both mounted on the same side of the base 6.1. Two driving motors b6.7 are respectively arranged on the first gear 6.2 and the second gear 6.3. The upper and lower sides of the rack 6.4 are provided with saw teeth. The upper side and the lower side of the rack 6.4 are sequentially meshed with the first gear 6.2 and the second gear 6.3.
In the embodiment 1, during installation, the first gear 6.2 and the second gear 6.3 are installed on the base 6.1, then the driving motor b6.7 is installed in the second gear 6.3, the driving motor b6.7 is fixed on the other side of the base 6.1, one end of the rack 6.4 is fixed in the limiting seat 6.6, the other end of the rack is clamped between the second gear 6.3 and the first gear 6.2, then one side of the connecting block 5 is installed on the rack 6.4, and the other side of the connecting block is installed on the installation seat 1.
The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (7)
1. The utility model provides a seed promotes rotary mechanism for single crystal growing furnace, includes mount pad (1), characterized by: the seed crystal fixing device is characterized in that a driving motor a (2) is installed on the installation seat (1), a rotating shaft (3) is installed at the output end of the driving motor a (2), a seed crystal connecting body (4) is installed at the lower end of the rotating shaft (3), a connecting block (5) is installed on one side of the installation seat (1), the connecting block (5) is installed on a lifting mechanism (6), the lifting mechanism (6) comprises a base (6.1), a first gear (6.2), a second gear (6.3), a rack (6.4), a connecting rod (6.5), a limiting seat (6.6) and a driving motor b (6.7), the first gear (6.2) is installed on the left side of the base (6.1), the second gear (6.3) is installed below the first gear (6.2), the rack (6.4) is fixed between the second gear (6.3) and the first gear (6.2), and the connecting rod (6.5) is installed at the upper end of the rack (6.4), the upper end of connecting rod (6.5) is fixed in spacing seat (6.6), install on the right side of base (6.1) driving motor b (6.7).
2. The seed lifting and rotating mechanism for the single crystal furnace according to claim 1, wherein: the connecting block (5) is arranged on the rack (6.4) in a welding mode.
3. The seed lifting and rotating mechanism for the single crystal furnace according to claim 1, wherein: the inside of spacing seat (6.6) is equipped with spacing hole, connecting rod (6.5) are installed in spacing hole.
4. The seed lifting and rotating mechanism for the single crystal furnace according to claim 1, wherein: the second gear (6.3) and the first gear (6.2) are both arranged on the same side of the base (6.1).
5. The seed lifting and rotating mechanism for the single crystal furnace according to claim 1, wherein: and two driving motors b (6.7) are arranged and are respectively arranged on the first gear (6.2) and the second gear (6.3).
6. The seed lifting and rotating mechanism for the single crystal furnace according to claim 1, wherein: the upper side and the lower side of the rack (6.4) are both provided with sawteeth.
7. The seed lifting and rotating mechanism for the single crystal furnace according to claim 1, wherein: the upper side and the lower side of the rack (6.4) are sequentially meshed with the first gear (6.2) and the second gear (6.3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850054.5U CN210560871U (en) | 2019-06-06 | 2019-06-06 | Seed lifting and rotating mechanism for single crystal furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920850054.5U CN210560871U (en) | 2019-06-06 | 2019-06-06 | Seed lifting and rotating mechanism for single crystal furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210560871U true CN210560871U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920850054.5U Active CN210560871U (en) | 2019-06-06 | 2019-06-06 | Seed lifting and rotating mechanism for single crystal furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210560871U (en) |
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2019
- 2019-06-06 CN CN201920850054.5U patent/CN210560871U/en active Active
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