Rotation driving device for crystal growth

Abstract

The utility model relates to the technical field of crystal growth, and provides a rotation driving device for crystal growth, which comprises a base, a supporting column is fixed on the edge of the top surface of the base, a furnace body is fixed at the top end of the supporting column, an L-shaped supporting plate is fixed on the outer wall of the upper end of the furnace body, and a through hole is formed in the edge of the top surface of the L-shaped supporting plate. A rotating column is movably inserted into the inner side of the through hole, a rectangular groove is formed in the middle of the top face of the rotating column, a lifting plate is movably inserted into the inner side of the rectangular groove, a C-shaped frame is fixed to the lower end of the lifting plate, and a stirring barrel is fixed to the lower end of the C-shaped frame and located on the inner side of the furnace body. The second motor drives the stirring barrel capable of being adjusted in a lifting mode to stir and mix raw materials in the crucible, meanwhile, the first motor can drive the crucible to rotate in the reverse direction, mixing of the raw materials can be better accelerated, and the stirring barrel can be lifted to the position above the furnace body, does not occupy the internal space of the crucible and can be used according to conditions. And excellent adjustability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to crystal growth technical field, concretely is a kind of rotary drive device for crystal growth. BACKGROUND

[0002] Crystal growth is the process that substance forms crystal under specific physical and chemical conditions from gas phase, liquid phase or solid phase. In crystal growth furnace, rotation of crystal is one of important steps to promote uniform growth of crystal.

[0003] After raw material is put into crystal growth furnace and is melted using crucible, in order to ensure that it is fully and uniformly mixed, it is often accelerated that raw material is mixed by rotating crucible, but simply using crucible to drive raw material to rotate in the same direction often cannot ensure that raw material is fully and uniformly mixed, and adding stirring rod and other devices in crucible will occupy a lot of space in crucible, reduce space utilization.

[0004] Therefore, a rotary drive device for crystal growth is needed, which ensures that raw material is fully and uniformly mixed, does not occupy internal space of crucible, and has excellent adjustability and practicality. SUMMARY

[0005] In order to solve the above problems, the utility model provides a kind of rotary drive device for crystal growth, with the characteristics of simple operation, good adjustability and strong practicality.

[0006] To achieve the above object, the utility model provides the following specific solution:

[0007] A kind of rotary drive device for crystal growth, including base, the base top surface edge part is fixed with support column, the support column top end is fixed with furnace body, the furnace body upper end outer wall is fixed with L type support plate, the L type support plate top surface edge part is equipped with through-hole, the through-hole inner side is movably inserted with rotating column, the rotating column top surface middle part is equipped with rectangular groove, the rectangular groove inner side is movably inserted with lifting plate, the lifting plate lower end is fixed with C type frame, the C type frame lower end is fixed with stirring cylinder, the stirring cylinder is located furnace body inner side, the rotating column upper end outer wall is fixed with second gear, the L type support plate top surface is fixed with L type fixed plate, the L type fixed plate is located rotating column side, the L type fixed plate bottom surface is fixed with second motor, the second motor bottom surface middle part is fixed with second transmission shaft, the second transmission shaft lower end is fixed with first gear, the first gear is engaged with second gear, the furnace body bottom surface middle part is equipped with connecting hole, the base top surface middle part is fixed with first motor, the first motor top surface middle part is fixed with first transmission shaft, the first transmission shaft penetrates connecting hole, the first transmission shaft top end is fixed with tray, the tray top surface is fixed with crucible, the crucible is located furnace body inner side, the stirring cylinder is located crucible inner side.

[0008] As a kind of crystal growth rotating drive device preferred technical scheme of the utility model, the rotating column top surface edge is equipped with thread groove, the thread groove inside thread is connected with screw rod, the screw rod top is fixed with nut, the screw rod upper end outside is movably sleeved with rotating ring, the rotating ring is below nut, the rotating ring outer wall is fixed with limit block.

[0009] As a kind of crystal growth rotating drive device preferred technical scheme of the utility model, the lifting plate one side wall is equipped with limit slot, the limit block is movably connected in limit slot inside.

[0010] As a kind of crystal growth rotating drive device preferred technical scheme of the utility model, the lifting plate top is fixed with top block.

[0011] As a kind of crystal growth rotating drive device preferred technical scheme of the utility model, the rotating column lower end outer wall is fixedly sleeved with limit ring.

[0012] As a kind of crystal growth rotating drive device preferred technical scheme of the utility model, the stirring barrel inner wall is fixed with convex strip.

[0013] As a kind of crystal growth rotating drive device preferred technical scheme of the utility model, the first motor lower end outer wall is fixedly sleeved with fixed ring, and the fixed ring lower end is fixed on the top surface of base.

[0014] As a kind of crystal growth rotating drive device preferred technical scheme of the utility model, the limit slot and convex strip are all equipped with multiple.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The utility model drives the rotation of crucible through the first motor of base top surface, drives the rotation of first gear through the second motor fixed on the bottom surface of L type fixed plate of L type support plate top surface, drives the rotation of second gear of rotating column outer wall through first gear, so that lifting plate drives the rotation of C type frame, C type frame drives the rotation of stirring barrel, stirring barrel rotates in the opposite direction in the inside of crucible, so that the raw materials in the crucible can be fully and uniformly mixed, the process of crystal growth is accelerated, lifting plate can move up and down in the inside of rectangular groove on rotating column, so as to drive stirring barrel to adjust height in crucible, ensure that the amount of raw materials in crucible does not affect the use of stirring barrel, and stirring barrel can be lifted and moved to the upper of furnace body, does not occupy the space in crucible when not using stirring barrel, improves space utilization, and conveniently adds raw materials or observes the reaction condition of raw materials for staff. ACCURACY OF DRAWINGS

[0017] In order to better describe the technical scheme of the utility model, the present application is further described below in conjunction with the drawings and examples.

[0018] Figure 1 is the overall structure perspective view provided by the utility model;

[0019] Figure 2 is the sectional view of the utility model;

[0020] Figure 3 is the utility model Figure 2 A place of the enlarged schematic view in the middle;

[0021] Figure 4 is the utility model Figure 2 B place of the enlarged schematic view in the middle.

[0022] In the figure: 1, base; 11, support column; 12, first motor; 121, fixed ring; 122, first transmission shaft; 123, tray; 13, crucible; 2, furnace body; 21, connecting hole; 3, L-shaped support plate; 31, L-shaped fixed plate; 32, second motor; 321, second transmission shaft; 322, first gear; 33, through hole; 34, rotating column; 341, rectangular groove; 342, second gear; 343, limiting ring; 344, threaded groove; 35, screw; 351, nut; 36, rotating ring; 361, limiting block; 37, lifting plate; 371, C-shaped frame; 372, top block; 373, limiting groove; 38, stirring cylinder; 381, convex strip. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model. EMBODIMENT

[0024] Please refer to Figures 1-4 The utility model provides the following technical scheme: a rotating drive device for crystal growth, including base 1, the top surface boundary of base 1 is fixed with support column 11, and the furnace body 2 is supported, the top end of support column 11 is fixed with furnace body 2 (the furnace body 2 is prior art, and the specific operation mode and principle can refer to the crystal growth furnace in prior art, for producing and manufacturing crystal, so too much repetition is not carried out here), the base 1 and support column 11 of the scheme provide stable support for furnace body 2, and stability is maintained.

[0025] Refer to Figure 1 , Figure 2 and Figure 4As shown, specifically, the outer wall of the upper end of the furnace body 2 is fixed with an L-shaped support plate 3, which is used to support the L-shaped fixed plate 31, rotating column 34 and other structures. The top surface of the L-shaped support plate 3 is provided with a through hole 33 for connecting the rotating column 34. The rotating column 34 is movably inserted into the through hole 33 and can drive the lifting plate 37 to rotate. The top surface of the rotating column 34 is provided with a rectangular groove 341. The lifting plate 37 can be lifted inside the rectangular groove 341. The lifting plate 37 is movably inserted into the rectangular groove 341 and is used to drive the stirring cylinder 38 to lift and rotate. The lower end of the lifting plate 37 is fixed with a C-shaped frame 371, which is used to fix the stirring cylinder 38. The lower end of the C-shaped frame 371 is fixed with the stirring cylinder 38, which is used to stir and mix the raw materials in the crucible 13. The stirring cylinder 38 is located inside the furnace body 2. The inner wall of the stirring cylinder 38 is fixed with a convex strip 381, which can accelerate the mixing of the raw materials. The upper end of the rotating column 34 is fixed with a second gear 342, which is used to drive the rotating column 34 to rotate. The lower end of the rotating column 34 is fixed with a limiting ring 343, which prevents the rotating column 34 from moving upwards. The top surface of the L-shaped support plate 3 is fixed with an L-shaped fixed plate 31, which is used to fix the second motor 32. The L-shaped fixed plate 31 is located on one side of the rotating column 34. The bottom surface of the L-shaped fixed plate 31 is fixed with the second motor 32 (the second motor 32 is prior art. The specific operation mode and principle can refer to the bidirectional motor in the prior art. The opening and closing are controlled by an external power supply. Therefore, it is not described in detail here). The bottom surface of the second motor 32 is fixed with a second transmission shaft 321, which is used to drive the first gear 322 to rotate. The lower end of the second transmission shaft 321 is fixed with the first gear 322. The first gear 322 is engaged with the second gear 342, which can drive the second gear 342 to rotate. The present scheme can realize the uniform mixing of the raw materials and does not occupy the internal space of the crucible 13. The height of the stirring cylinder 38 can be adjusted according to the amount of raw materials in the crucible 13, which has strong practicality.

[0026] Referring to Figure 1 , Figure 2 and Figure 4As shown, specifically, the top surface edge of the rotating column 34 is provided with a threaded groove 344 for connecting the screw rod 35, the inside of the threaded groove 344 is threadedly connected with the screw rod 35, the rotating ring 36 can rotate with the screw rod 35 as the center, the top end of the screw rod 35 is fixedly provided with a nut 351 for fixing and limiting the rotation of the rotating ring 36, the outer side of the upper end of the screw rod 35 movably sleeves the rotating ring 36 for driving the rotation of the limiting block 361, the rotating ring 36 is located below the nut 351, the outer wall of the rotating ring 36 is fixedly provided with the limiting block 361 for limiting the lifting plate 37, one side wall of the lifting plate 37 is provided with a limiting groove 373, the limiting groove 373 and the convex strip 381 are both provided with a plurality of limiting grooves 373, the limiting block 361 is clamped into the inside of different limiting grooves 373 for fixing the stirring drum 38 at different heights, the limiting block 361 is movably clamped in the inside of the limiting groove 373, the top end of the lifting plate 37 is fixedly provided with a top block 372 for preventing the lifting plate 37 from moving out of the inside of the rectangular groove 341, the lifting plate 37 of the scheme can drive the stirring drum 38 to adjust the height, the limiting mode of the lifting plate 37 is simple and stable, and the operation of the staff can be facilitated.

[0027] Referring to Figure 1 , Figure 2 and Figure 3 As shown, specifically, the bottom surface middle part of the furnace body 2 is provided with a connecting hole 21 for providing connection and rotating space for the first transmission shaft 122, the top surface middle part of the base 1 is fixedly provided with a first motor 12 (the first motor 12 is prior art, and the specific operation mode and principle can refer to the bidirectional motor in the prior art, which is controlled to be opened and closed by an external power supply, so that it is not described in detail here), the outer wall of the lower end of the first motor 12 is fixedly sleeved with a fixed ring 121, the lower end of the fixed ring 121 is fixed on the top surface of the base 1, which can guarantee the stability of the first motor 12, the top surface middle part of the first motor 12 is fixedly provided with the first transmission shaft 122, which can drive the tray 123 to rotate, the first transmission shaft 122 penetrates through the connecting hole 21, the top end of the first transmission shaft 122 is fixedly provided with the tray 123 for supporting and driving the crucible 13 to rotate, the top surface of the tray 123 is fixedly provided with the crucible 13 for containing raw materials, the crucible 13 is located inside the furnace body 2, and the stirring drum 38 is located inside the crucible 13, and the scheme can improve the mixing speed of the raw materials through the cooperation of the rotation of the crucible 13 and the stirring drum 38.

[0028] The working principle and use process of the utility model:

[0029] In use, raw materials are added into the crucible 13, the raw materials in the crucible 13 are heated and melted by the furnace body 2, then the first motor 12 is started to drive the first transmission shaft 122 to rotate the tray 123, so that the crucible 13 rotates, at the same time, the second motor 32 drives the second transmission shaft 321 to rotate the first gear 322, the first gear 322 drives the second gear 342 to rotate, the second gear 342 drives the rotating column 34 to rotate, the rotating column 34 drives the lifting plate 37 to rotate, the lifting plate 37 drives the C-shaped frame 371 to rotate, so that the stirring cylinder 38 rotates in the opposite direction of the crucible 13 inside the crucible 13 to stir and mix the raw materials, the convex strips 381 on the inner wall of the stirring cylinder 38 can intensify the movement of the raw materials and improve the mixing speed, when the stirring cylinder 38 is not used, the screw rod 35 is loosened, the rotating ring 36 is rotated, the limiting block 361 is driven by the rotating ring 36 to move out of the inside of the limiting groove 373, then the lifting plate 37 is lifted upward to drive the stirring cylinder 38 to move upward, after the stirring cylinder 38 moves above the furnace body 2, the rotating ring 36 is rotated to make the limiting block 361 clamped in the inside of the appropriate limiting groove 373, then the screw rod 35 is tightened to press the rotating ring 36 by the screw cap 351, so that the rotating ring 36 cannot be rotated, and the height of the stirring cylinder 38 can be fixed.

[0030] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application is made with reference to the foregoing embodiments, for the person skilled in the art, it still can be modified, or the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A rotary drive device for crystal growth comprising a base (1), characterized in that: The top surface edge of the base (1) is fixed with a support column (11), the top end of the support column (11) is fixed with a furnace body (2), the upper end of the outer wall of the furnace body (2) is fixed with an L-shaped support plate (3), the top surface edge of the L-shaped support plate (3) is provided with a through hole (33), the inner side of the through hole (33) is movably inserted with a rotating column (34), the top surface of the rotating column (34) is provided with a rectangular groove (341), the inner side of the rectangular groove (341) is movably inserted with a lifting plate (37), the lower end of the lifting plate (37) is fixed with a C-shaped frame (371), the lower end of the C-shaped frame (371) is fixed with a stirring cylinder (38), the stirring cylinder (38) is located inside the furnace body (2), the upper end of the outer wall of the rotating column (34) is fixedly sleeved with a second gear (342), the top surface of the L-shaped support plate (3) is fixed with an L-shaped fixed plate (31), the L-shaped fixed plate (31) is located on one side of the rotating column (34), the bottom surface of the L-shaped fixed plate (31) is fixed with a second motor (32), the bottom surface of the second motor (32) is fixed with a second transmission shaft (321), the lower end of the second transmission shaft (321) is fixed with a first gear (322), the first gear (322) is engaged with the second gear (342), the bottom surface of the furnace body (2) is provided with a connecting hole (21), the top surface of the base (1) is fixed with a first motor (12), the top surface of the first motor (12) is fixed with a first transmission shaft (122), the first transmission shaft (122) penetrates through the connecting hole (21), the top end of the first transmission shaft (122) is fixed with a tray (123), the top surface of the tray (123) is fixed with a crucible (13), the crucible (13) is located inside the furnace body (2), and the stirring cylinder (38) is located inside the crucible (13).

2. A rotary drive apparatus for crystal growth according to claim 1, characterized by: The top surface edge of the rotating column (34) is provided with a threaded groove (344), the inner side of the threaded groove (344) is threadedly connected with a screw rod (35), the top end of the screw rod (35) is fixed with a nut (351), the upper end of the outer side of the screw rod (35) is movably sleeved with a rotating ring (36), the rotating ring (36) is located below the nut (351), and the outer wall of the rotating ring (36) is fixed with a limiting block (361).

3. A rotary drive apparatus for crystal growth according to claim 2, wherein: The side wall of the lifting plate (37) is provided with a limiting groove (373), and the limiting block (361) is movably clamped in the inner side of the limiting groove (373).

4. A rotary drive apparatus for crystal growth according to claim 3, wherein: The top end of the lifting plate (37) is fixed with a top block (372).

5. A rotary drive apparatus for crystal growth according to claim 4, wherein: The lower end of the outer wall of the rotating column (34) is fixedly sleeved with a limiting ring (343).

6. A rotary drive apparatus for crystal growth according to claim 5, wherein: The inner wall of the stirring cylinder (38) is fixed with a convex strip (381).

7. A rotary drive apparatus for crystal growth according to claim 6, wherein: The outer wall of the lower end of the first motor (12) is sleeved with a fixed ring (121), and the lower end of the fixed ring (121) is fixed on the top surface of the base (1).

8. A rotary drive apparatus for crystal growth according to claim 7, wherein: The limiting groove (373) and the convex strip (381) are both provided with a plurality of.

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