CN220597692U - Seed crystal lifting rod for producing sapphire crystal by kyropoulos method - Google Patents
Seed crystal lifting rod for producing sapphire crystal by kyropoulos method Download PDFInfo
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- CN220597692U CN220597692U CN202322199624.8U CN202322199624U CN220597692U CN 220597692 U CN220597692 U CN 220597692U CN 202322199624 U CN202322199624 U CN 202322199624U CN 220597692 U CN220597692 U CN 220597692U
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- lifting
- rod
- seed crystal
- box frame
- guide
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- 239000013078 crystal Substances 0.000 title claims abstract description 95
- 238000000034 method Methods 0.000 title claims abstract description 28
- 229910052594 sapphire Inorganic materials 0.000 title claims abstract description 26
- 239000010980 sapphire Substances 0.000 title claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 230000001360 synchronised effect Effects 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000002109 crystal growth method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model relates to the technical field of sapphire crystal growth tools and discloses a seed crystal lifting rod for producing sapphire crystals by a kyropoulos method. According to the utility model, the lifting pushing mechanism driven by the screw rod is utilized, under the lifting guide of the arm strength guide rod to the lifting sliding table, the lifting sliding table has stable and accurate lifting transmission performance, on the one hand, the screw rod driving mode is better in transmission stability, the lifting sliding table can be repeatedly used, and when the rotating motor in the lifting head mechanism and the seed crystal pull rod are utilized for rotating, lifting and growing, the rotating transmission stability of the seed crystal pull rod can be improved by utilizing the gear driving combination of the star gear type positioning fluted disc, the driving gear and the synchronous gear and the guiding positioning of the guiding shaft sleeve.
Description
Technical Field
The utility model relates to the technical field of sapphire crystal growth tools, in particular to a seed crystal lifting rod for producing sapphire crystals by a kyropoulos method.
Background
The kyropoulos method is a crystal growth method for growing single crystals from molten liquid, is widely applied to the growth of sapphire single crystals at present, and is characterized in that the crystal in the shouldering stage and the isodiametric stage is a great part in the molten body, and can be grown to a certain extent due to the self characteristics of the crystallization process, if the temperature is set appropriately, the continuous crystallization of the crystal can be realized without lifting the seed crystal upwards, and when the sapphire single crystals are grown by the kyropoulos method, the kyropoulos method needs to be used for a seed crystal lifting rod, for example, the prior patent technology shows that: through searching, chinese patent net discloses seed crystal lifting rod (publication No. CN 212199464U) for producing sapphire crystal by kyropoulos method, and this kind of device is through being provided with the pneumatic cylinder in the box inside, promotes first sliding block and slides on first slide bar through the pneumatic cylinder, through connecting rod transmission, drives the fixed plate and slides along the recess to accomplish the lift, elevation structure is simple.
However, there are some disadvantages to the seed crystal pulling rods adopted in the above-mentioned published patents and the existing market: the mode that this kind of adoption pneumatic cylinder promotes the connecting rod of hinge frame form and goes up and down, the hinge frame tie point of its connecting rod, under repeatedly used many times, very easily lead to its circumstances that appears not hard up owing to wearing and tearing, influence its lift driven precision and lift driven stability then, it is relatively poor to the lift driving stability of seed crystal pull rod. To this end, a person skilled in the art provides a seed crystal pulling rod for producing sapphire crystals by a kyropoulos method, so as to solve the problems set forth in the background art.
Disclosure of Invention
The utility model mainly aims to provide a seed crystal lifting rod for producing sapphire crystals by a kyropoulos method, which can effectively solve the problem of poor lifting stability of the existing seed crystal lifting rod in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the seed crystal lifting rod for producing the sapphire crystal by the kyropoulos method comprises a supporting box frame and an arm strength guide rod, wherein the upper half part of a cavity of the supporting box frame is provided with a lifting pushing mechanism which is in guide clamping with the arm strength guide rod, and the lower half part of the cavity of the supporting box frame is communicated with a lifting head mechanism fixedly connected with the lifting pushing mechanism;
the lifting pushing mechanism comprises a lifting motor arranged at the top of the cavity of the supporting box frame and a lifting sliding table sleeved outside an arm lever of the arm strength guide rod, the output end of the lifting motor is provided with a lifting screw rod, the end of a shaft rod of the lifting screw rod is sleeved with a lifting screw sleeve fixedly connected with the lifting sliding table, and the bottom plate surface of the lifting sliding table is opposite to the cavity of the supporting box frame and is symmetrically provided with two groups of lifting guide rods.
As still further aspects of the utility model: the number of the arm strength guide rods is four, and the four groups of arm strength guide rods are installed at four corner ends of the supporting box frame in a penetrating mode.
As still further aspects of the utility model: guide sliding grooves matched with the lifting sliding table are symmetrically formed in two sides of the box wall of the supporting box frame.
As still further aspects of the utility model: the lifting height of the lifting guide rod is the same as the length of the shaft rod of the lifting screw rod.
As still further aspects of the utility model: the lifting head mechanism comprises a rotary box frame fixed at the bottom end of an arm rod of the lifting guide rod and a guide shaft sleeve penetrating through the bottom of the supporting box frame, a rotary motor is installed at the upper half part of a cavity of the rotary box frame, and a seed crystal pull rod penetrating through the guide shaft sleeve is arranged at the output end of the rotary motor.
As still further aspects of the utility model: the lower half part of the cavity of the rotary box frame is rotationally connected with a positioning fluted disc, a transmission gear is arranged in the ring frame of the positioning fluted disc at the top output end of the seed crystal pull rod, and the transmission gear and the positioning fluted disc are in meshed transmission through three groups of synchronous gears which are arranged in a star-delta manner.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the lifting pushing mechanism driven by the screw rod is utilized, so that the arm strength guide rod has stable and accurate lifting transmission performance on one hand, the seed crystal pull rod can be accurately and stably lifted and pushed, and on the other hand, the screw rod driving mode is adopted, the transmission stability is better, the repeated use can be realized for multiple times, and the long and stable service life is realized.
2. According to the utility model, when the sapphire crystal is rotationally pulled and grown by utilizing the combination of the rotating motor and the seed crystal pull rod in the pulling head mechanism, the rotation transmission stability of the seed crystal pull rod can be improved by utilizing the gear transmission combination of the star-shaped gear type positioning fluted disc, the transmission gear and the synchronous gear and the guiding positioning of the guiding shaft sleeve.
Drawings
FIG. 1 is a schematic diagram of a seed crystal lifting rod for producing sapphire crystals by a kyropoulos method;
FIG. 2 is a schematic plan view of a seed crystal pulling rod for producing sapphire crystals by a kyropoulos method in accordance with the present utility model;
FIG. 3 is an enlarged schematic view of the seed crystal pulling rod A in FIG. 2 for producing sapphire crystals by a kyropoulos method according to the present utility model;
fig. 4 is a schematic diagram showing the transmission of a seed crystal pulling rod in the seed crystal pulling rod for producing sapphire crystals by using the kyropoulos method.
In the figure: 1. a supporting box frame; 2. arm strength guide rod; 3. a guide chute; 4. lifting the sliding table; 5. a seed crystal pull rod; 6. a lifting motor; 7. lifting the screw rod; 8. lifting the silk sleeve; 9. lifting guide rods; 10. rotating the box frame; 11. a rotating electric machine; 12. positioning a fluted disc; 13. a guide sleeve; 14. a transmission gear; 15. and synchronizing the gears.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, a seed crystal pulling rod for producing sapphire crystals by a kyropoulos method comprises a supporting box frame 1 and arm force guide rods 2, wherein the number of the arm force guide rods 2 is four, and the four arm force guide rods 2 are arranged at four corners of the supporting box frame 1 in a penetrating way, when the seed crystal pulling rod is used as a seed crystal pulling head for growing sapphire crystals by the kyropoulos method, the arm force guide rods 2 are arranged at the corners of a frame of the supporting box frame 1, so that the overall structural stability of the seed crystal pulling rod can be improved, and the lifting arm rod of a lifting sliding table 4 can be used, so that the lifting transmission stability of the seed crystal pulling rod can be improved.
The upper half of the cavity of the supporting box frame 1 is provided with a lifting pushing mechanism which is in guiding clamping with the arm force guide rod 2, the lifting pushing mechanism comprises a lifting motor 6 arranged at the top of the cavity of the supporting box frame 1 and a lifting sliding table 4 sleeved outside an arm rod of the arm force guide rod 2, the output end of the lifting motor 6 is provided with a lifting screw rod 7, the shaft rod end of the lifting screw rod 7 is sleeved with a lifting screw sleeve 8 fixedly connected with the lifting sliding table 4, the bottom plate surface of the lifting sliding table 4 is opposite to the cavity of the supporting box frame 1, two groups of lifting guide rods 9 are symmetrically arranged on the bottom plate surface of the lifting sliding table 4, guide sliding grooves 3 matched with the lifting sliding table 4 are formed in a symmetrical mode on two sides of the box wall of the supporting box frame 1, the lifting height of the lifting guide rods 9 is identical to the length of a shaft rod of the lifting screw rod 7, after the seed crystal lifting sliding rod is placed on a crystal box, the seed crystal lifting rod is controlled to work, the lifting screw rod 7 is driven to rotate, the lifting screw rod 7 is converted into lifting pushing force in a rotating process, the lifting force is pushed to lift the lifting sliding the lifting screw sleeve 8, and then the lifting sliding rod 4 is pushed down along the cavity of the supporting box 1, the lifting sliding guide rod is driven to move down through the guide rod 9, and the lifting rod is stably and stably, and stably can move down the lifting rod is driven, and stably through the lifting rod is driven, and can move down the lifting rod is in a stable, and has the lifting mechanism.
The lower half of the cavity of the supporting box frame 1 is communicated with a lifting head mechanism fixedly connected with a lifting pushing mechanism, the lifting head mechanism comprises a rotating box frame 10 fixed at the bottom end of an arm rod of a lifting guide rod 9 and a guide shaft sleeve 13 communicated with the bottom of the supporting box frame 1, a rotating motor 11 is arranged at the upper half of the cavity of the rotating box frame 10, an output end of the rotating motor 11 is provided with a seed crystal pull rod 5 communicated with the guide shaft sleeve 13, the lower half of the cavity of the rotating box frame 10 is rotationally connected with a positioning fluted disc 12, the top output end of the seed crystal pull rod 5 is meshed with a transmission gear 14 in a ring frame of the positioning fluted disc 12, and the transmission gear 14 and the positioning fluted disc 12 are in meshed transmission through three groups of synchronous gears 15 which are arranged in a star triangle, after the seed crystal pull rod 5 is used as a crystal pulling head in a crystal growth process, the seed crystal pull rod 5 is controlled to work after being detected into a crystal box, the seed crystal pull rod 5 is driven to rotate, crystal melt in the crystal box is rotationally stretched and stretched by controlling the rotating speed of the seed crystal pull rod 5, and simultaneously the seed crystal pull rod 5 is rotationally connected with the positioning fluted disc 12, and the transmission gear 14 can be rotated by the transmission gear 14 and the transmission gear 13, and the transmission gear is enabled to be in a stable state and can be always meshed with the transmission gear 13.
The working principle of the utility model is as follows: in the process of utilizing a seed crystal lifting rod as a seed crystal pull head for sapphire crystal growth by a kyropoulos method, after the seed crystal lifting rod is placed on a crystal box, a lifting motor 6 is controlled to work, a lifting screw rod 7 is driven to rotate, the lifting screw rod 7 converts rotary thrust into lifting thrust in the rotating process, a lifting screw sleeve 8 is pushed to lift and slide, then a lifting sliding table 4 is pushed to move downwards along an arm force guide rod 2 to push, the structure of a lifting pull head mechanism is pushed to move downwards through arm force transmission of a lifting guide rod 9, a seed crystal pull rod 5 is pushed downwards to be pushed out and probed into the inside of the crystal box to carry out rotary lifting kyropoulos work, then after the seed crystal pull rod 5 is probed into the inside of the crystal box, a rotary motor 11 is controlled to work, the seed crystal pull rod 5 is driven to rotate, and crystal melt in the crystal box is rotated and stretched by controlling the rotating speed of the seed crystal pull rod 5.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The seed crystal lifting rod for producing the sapphire crystal by the kyropoulos method comprises a supporting box frame (1) and an arm strength guide rod (2), and is characterized in that a lifting pushing mechanism which is in guide clamping with the arm strength guide rod (2) is arranged at the upper half part of a cavity of the supporting box frame (1), and a lifting head mechanism which is fixedly connected with the lifting pushing mechanism is arranged at the lower half part of the cavity of the supporting box frame (1) in a penetrating way;
the lifting pushing mechanism comprises a lifting motor (6) arranged at the top of a cavity of the supporting box frame (1) and a lifting sliding table (4) sleeved outside an arm rod of the arm force guide rod (2), a lifting screw rod (7) is arranged at the output end of the lifting motor (6), a lifting screw sleeve (8) fixedly connected with the lifting sliding table (4) is sleeved at the end of a shaft rod of the lifting screw rod (7), and two groups of lifting guide rods (9) are symmetrically arranged inside the cavity of the supporting box frame (1) on the bottom plate surface of the lifting sliding table (4).
2. The seed crystal lifting rod for producing sapphire crystals by a kyropoulos method according to claim 1, wherein the number of the arm strength guide rods (2) is four groups, and the four groups of arm strength guide rods (2) are arranged at four corner ends of the supporting box frame (1) in a penetrating way.
3. The seed crystal lifting rod for producing sapphire crystals by a kyropoulos method according to claim 1, wherein the two sides of the box wall of the supporting box frame (1) are symmetrically provided with guide sliding grooves (3) matched with the lifting sliding table (4).
4. A seed crystal lifting rod for producing sapphire crystals according to claim 1, wherein the lifting height of the lifting guide rod (9) is the same as the length of the shaft rod of the lifting screw rod (7).
5. The seed crystal pulling rod for producing sapphire crystals by a kyropoulos method according to claim 1, wherein the pulling head mechanism comprises a rotary box frame (10) fixed at the bottom end of an arm rod of a lifting guide rod (9) and a guide shaft sleeve (13) penetrating through the box bottom of a supporting box frame (1), a rotary motor (11) is arranged at the upper half part of a cavity of the rotary box frame (10), and the output end of the rotary motor (11) is provided with a seed crystal pulling rod (5) penetrating through the guide shaft sleeve (13).
6. The seed crystal pulling rod for producing sapphire crystals by a kyropoulos method according to claim 5, wherein the lower half part of a cavity of the rotary box frame (10) is rotationally connected with a positioning fluted disc (12), a transmission gear (14) is arranged in a ring frame of the positioning fluted disc (12) at the top output end of the seed crystal pulling rod (5), and the transmission gear (14) and the positioning fluted disc (12) are in meshed transmission through three groups of synchronous gears (15) which are arranged in a star-delta manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322199624.8U CN220597692U (en) | 2023-08-16 | 2023-08-16 | Seed crystal lifting rod for producing sapphire crystal by kyropoulos method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322199624.8U CN220597692U (en) | 2023-08-16 | 2023-08-16 | Seed crystal lifting rod for producing sapphire crystal by kyropoulos method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220597692U true CN220597692U (en) | 2024-03-15 |
Family
ID=90167667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322199624.8U Active CN220597692U (en) | 2023-08-16 | 2023-08-16 | Seed crystal lifting rod for producing sapphire crystal by kyropoulos method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220597692U (en) |
-
2023
- 2023-08-16 CN CN202322199624.8U patent/CN220597692U/en active Active
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