CN203960392U - The equipment of direct growth sapphire dome - Google Patents
The equipment of direct growth sapphire dome Download PDFInfo
- Publication number
- CN203960392U CN203960392U CN201420427928.3U CN201420427928U CN203960392U CN 203960392 U CN203960392 U CN 203960392U CN 201420427928 U CN201420427928 U CN 201420427928U CN 203960392 U CN203960392 U CN 203960392U
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- moving mechanism
- anchor
- heater
- transverse
- crucible
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Abstract
The utility model discloses a kind of equipment of direct growth sapphire dome, comprise frame, body of heater, crucible and kapillary guided mode, below frame, be provided with a rotary components, described rotary components comprises anchor, rotating machine and transmission rod, can drive crucible to rotate by this rotating machine; Above body of heater, be provided with a support, on support, be provided with a longitudinal moving mechanism and transverse moving mechanism, described transverse moving mechanism is connected with longitudinal moving mechanism, on transverse moving mechanism, be provided with a torque motor, on the output shaft of torque motor, be provided with a seed rod anchor, described kapillary guided mode is vertically located in body of heater, and is installed on crucible by stationary fixture, and its lower end is stretched in crucible; Be provided with a through hole passing for seed rod at body of heater top, and seed rod can be in this through hole transverse shifting.The utility model can effectively reduce difficulty of processing, enhances productivity.
Description
Technical field
The utility model relates to a kind of nose cone production technical field, relates in particular to a kind of equipment of direct growth sapphire dome.
Background technology
Sapphire, as optical material, has good light permeability and good physics, chemistry, mechanical property thereof based on it at 0.2-5 μ m wave band, makes it more be widely used in the window material of infrared military equipment, satellite.Compared with other same application materials (MgF2, ZnS etc.), sapphire has high physical strength, resistance toheat is good, chemical resistance is good, having good wave transparent energy compared with wide band (visible ray, infrared, microwave), and therefore its application is more and more wider.The particularly develop rapidly of missilery in recent years, sapphire embodies further obviously as the advantage of nose cone and window material, and also more and more higher to the quality requirements of sapphire dome, dimensional requirement is increasing.But due to the restriction of the reasons such as crystalline habit, growth means, yield rate, the sapphire growth difficulty of high-quality is larger, is embodied in especially large-size crystals aspect.
At present, the preparation flow of main flow sapphire dome is first to utilize different crystal growing single-crystal stoves to grow the brilliant base of sapphire as steeped raw stove, lifting furnace, kapillary guided mode method growth furnace etc., then brilliant sapphire base is processed to the nose cone of the shape such as semisphere or taper, not only difficulty of processing is high for preparation sapphire dome like this, amount of finish is very big, the waste of blank is serious, and cost is also very high.So low-cost and high-quality ground growing large-size sapphire nose cone monocrystalline is the current urgent task facing.
Utility model content
For prior art above shortcomings, it is large that the purpose of this utility model is how to solve existing sapphire dome difficulty of processing, machining accuracy is low, waste of material is many, and the problem that production cost is high, a kind of equipment of direct growth sapphire dome is provided, can effectively reduces difficulty of processing, enhance productivity.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is such: a kind of equipment of direct growth sapphire dome, it is characterized in that: comprise frame, body of heater, crucible and kapillary guided mode, described body of heater is arranged in frame, and crucible is arranged in body of heater; Below frame, be provided with a rotary components, described rotary components comprises anchor, rotating machine and transmission rod, and described transmission rod vertically arranges, and its one end is connected with rotating machine output shaft, the other end is connected with crucible bottom through after body of heater, can drive crucible to rotate by this rotating machine;
Above body of heater, be provided with a support, on support, be provided with a longitudinal moving mechanism and transverse moving mechanism, described transverse moving mechanism is connected with longitudinal moving mechanism, can drive transverse moving mechanism to move up and down by this longitudinal moving mechanism, on transverse moving mechanism, be provided with a torque motor, on the output shaft of torque motor, be provided with a seed rod anchor, can drive the rotation of seed rod anchor by this torque motor;
Described kapillary guided mode is vertically located in body of heater, and is installed on crucible by stationary fixture, and its lower end is stretched in crucible, wherein, between the axial line of described kapillary guided mode and the axial line of transmission rod, has spacing; Be provided with a through hole passing for seed rod at body of heater top, and seed rod can be in this through hole transverse shifting.
Further, also comprise a weighing device, described weighing device is connected with transverse moving mechanism, can drive weighing device transverse shifting by transverse moving mechanism; Described torque motor is installed on this weighing device below, and described weighing device can be weighed to torque motor, seed rod anchor and the seed rod being arranged on seed rod anchor.
Further, described longitudinal moving mechanism comprises a longitudinal mobile motor and is longitudinally arranged at the slide rail on support, and described longitudinal mobile motor is located at support top, and its output shaft is connected with a vertical shift screw mandrel, and this vertical shift screw mandrel passes support from top to bottom; Described transverse moving mechanism comprises transverse mobile motor, this transverse mobile motor is connected with longitudinal moving mechanism by a connecting rod, wherein, described connecting rod middle part offers a screw matching with vertical shift screw mandrel, one end of this connecting rod is connected with transverse mobile motor, and the other end is coordinated and is connected with the slide rail on support by a slide block;
The output shaft of described transverse mobile motor is connected with a traversing screw mandrel, is arranged with a screw mandrel sleeve on this traversing screw mandrel, and described weighing device is connected with this screw mandrel sleeve; Can drive weighing device transverse shifting by this transverse mobile motor.
Further, be provided with movable sealing structure in the through hole at body of heater top.
Further, the cross bar that described anchor is connected by a montant and with these montant two ends forms, on montant, be provided with along its length a guide rail, below anchor, be provided with a longitudinal displacement motor, the output shaft of this longitudinal displacement motor vertically arranges and is connected through the displacement screw mandrel of anchor from bottom to up with one; Described rotating machine is connected with anchor by a displacement pull bar, wherein, described displacement pull bar middle part offers a screw matching with displacement screw mandrel, and one end of this displacement pull bar is connected with rotating machine, and the other end is connected with the slide rail cooperation on anchor by a slide block.
Compared with prior art, the utlity model has following advantage:
1, by the cooperation of longitudinal moving mechanism, transverse moving mechanism and rotating machine, thus straight forming sapphire dome, thus reduce difficulty of processing, make to process convenient, quick.
2, whole production process adopts automatization processing, thereby greatly reduces workload, and can make working accuracy higher, thereby reduces subsequent disposal workload, and makes yield rate higher.
3, nose cone straight forming, can effectively avoid adopting the waste of moulding styloid processing generation, and by weighing device, the weight of nose cone be monitored, thereby can further improve the machining accuracy of nose cone, reduces the production cost of nose cone.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure: 1-frame, 2-body of heater, 3-crucible, 4-kapillary guided mode, 51-seed rod anchor, 52-rotating machine, 53-transmission rod, 6-support, 7-longitudinal mobile motor, 8-vertical shift screw mandrel, 9-transverse mobile motor, 10-connecting rod, 11-weighing device, 12-seed rod, 13-movable sealing structure, 14-displacement motor, 15-displacement pull bar.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment: referring to Fig. 1, a kind of equipment of direct growth sapphire dome, comprises frame 1, body of heater 2, crucible 3 and kapillary guided mode 4, and described body of heater 2 is arranged in frame 1, and crucible 3 is arranged in body of heater 2.When concrete enforcement, this equipment also comprises a Controlling System, can control the fire box temperature of body of heater 2 by this Controlling System, transverse moving mechanism and longitudinal moving mechanism translational speed, and the rotating speed of torque motor and rotary components, thereby make the nose cone blank of moulding more approach nose cone, to reduce following process processing, thus production rate and the production efficiency of raising sapphire dome.
Below frame 1, be provided with a rotary components, described rotary components comprises anchor 51, rotating machine 52 and transmission rod 53, described transmission rod 53 vertically arranges, its one end is connected with rotating machine 52 output shafts, the other end is connected with crucible 3 bottoms through after body of heater 2, can drive crucible 3 to rotate by this rotating machine 52.The cross bar that described anchor 51 is connected by a montant and with these montant two ends forms, on montant, be provided with along its length a guide rail, below anchor 51, be provided with a longitudinal displacement motor 14, the output shaft of this longitudinal displacement motor 14 vertically arranges and is connected through the displacement screw mandrel of anchor 51 from bottom to up with one.Described rotating machine 52 is connected with anchor 51 by a displacement pull bar 15, wherein, described displacement pull bar 15 middle parts offer a screw matching with displacement screw mandrel, and one end of this displacement pull bar 15 is connected with rotating machine 52, and the other end is connected with the slide rail cooperation on anchor 51 by a slide block.Can adjust the position of rotating machine 52 by this displacement motor 14, thereby adjust the position of crucible 3, and then adjust the spacing between kapillary guided mode 4 and seed rod 12, can carry out growing sapphire crystal effectively.
Above body of heater 2, be provided with a support 6, on support 6, be provided with a longitudinal moving mechanism and transverse moving mechanism, described transverse moving mechanism is connected with longitudinal moving mechanism, can drive transverse moving mechanism to move up and down by this longitudinal moving mechanism, on transverse moving mechanism, be provided with a torque motor, on the output shaft of torque motor, be provided with a seed rod anchor 51, can drive seed rod anchor 51 to rotate by this torque motor; When installation, seed rod 12 can vertically be installed on seed rod anchor 51, and the output shaft axial line of torque motor overlaps with seed rod 12 axial lines, can make seed rod 12 around its axial line rotation.When concrete enforcement, also comprise a weighing device 11, described weighing device 11 is connected with transverse moving mechanism, can drive weighing device 11 transverse shiftings by transverse moving mechanism; Described torque motor is installed on this weighing device 11 belows, and described weighing device 11 can be weighed to torque motor, seed rod anchor 51 and the seed rod 12 being arranged on seed rod anchor 51.After seed rod 12 is fixed on seed rod anchor 51, by transverse moving mechanism, can make the axial line of seed rod 12 overlap with the axial line of kapillary guided mode 4.
Described kapillary guided mode 4 is vertically located in body of heater 2, and is installed on crucible 3 by stationary fixture, and its lower end is stretched in crucible 3, wherein, between the axial line of described kapillary guided mode 4 and the axial line of transmission rod 53, has spacing; Be provided with a through hole passing for seed rod 12 at body of heater 2 tops, and seed rod 12 can be in this through hole transverse shifting.
Described longitudinal moving mechanism comprises a longitudinal mobile motor 7 and is longitudinally arranged at the slide rail on support 6, and described longitudinal mobile motor 7 is located at support 6 tops, and its output shaft is connected with a vertical shift screw mandrel 8, and this vertical shift screw mandrel 8 is from top to bottom through support 6.Described transverse moving mechanism comprises transverse mobile motor 9, this transverse mobile motor 9 is connected with longitudinal moving mechanism by a connecting rod 10, wherein, described connecting rod 10 middle parts offer a screw matching with vertical shift screw mandrel 8, one end of this connecting rod 10 is connected with transverse mobile motor 9, and the other end is coordinated and is connected with the slide rail on support 6 by a slide block.The output shaft of described transverse mobile motor 9 is connected with a traversing screw mandrel, is arranged with a screw mandrel sleeve on this traversing screw mandrel, and described weighing device 11 is connected with this screw mandrel sleeve; Can drive weighing device 11 transverse shiftings by this transverse mobile motor 9.
Through hole at body of heater 2 tops is provided with movable sealing structure 13, and while specifically enforcement, described through hole is a bar hole, and its length direction is axially consistent with the output shaft of transverse mobile motor 9; Be provided with sealing-ring in this through hole, make seed rod 12 still keep the vacuum tightness in body of heater 2 in rotation and traversing process.
In process of production, seed rod 12 is vertically fixed on the seed rod anchor 51 of weighing device 11 belows, then control transverse moving mechanism and longitudinal moving mechanism, what make the lower end of seed rod 12 and kapillary guided mode 4 above rectifies rightly, and between seed rod 12 and kapillary guided mode 4 upper ends, has the gap of 30-50mm.In crucible 3, add sapphire crystal raw material, control body of heater 2 crucible 3 is heated, until the fusing of seed crystal in crucible 3, when after the seed crystal fusing in crucible 3, sapphire liquation moves up with kapillary guided mode 4, until with 12 times end in contact of seed rod; In the process moving up at the brilliant liquation of son, by the fire box temperature of Controlling System control body of heater 2, the temperature of burner hearth is reduced from bottom to up gradually, thereby make sapphire liquation can form fast crystallization after contacting with bank up the roots of seedlings crystalline style.When sapphire liquation is after seed rod 12 lower end crystallizations, move up gradually and transverse shifting gradually by longitudinal moving mechanism and transverse moving mechanism, the young crystalline style anchor 51 of control moment driven by motor drives seed rod 12 to rotate; Like this, by controlling transverse moving mechanism and longitudinal moving mechanism translational speed, and the rotating speed of torque motor; Make seed crystal liquation form gradually crystallization at the xln edge of seed rod 12 lower ends, until the shape of xln, weight are consistent with shape, the weight of default nose cone, i.e. nose cone blank moulding.Or, moving up gradually by longitudinal moving mechanism, the young crystalline style anchor 51 of control moment driven by motor drives seed rod 12 to rotate, and controls rotating machine 52 simultaneously and drives crucible 3 to rotate; Like this, by controlling longitudinal moving mechanism translational speed, the rotating speed of rotational speed of torque motor and rotary components, make seed crystal liquation form gradually crystallization at the xln edge of seed rod 12 lower ends, until the shape of xln, weight are consistent with shape, the weight of default nose cone, i.e. nose cone blank moulding.
In nose cone moulding process, pass through Weighing mechanism, the weight of Real-Time Monitoring xln, and contrast in real time with preset value, thereby make Controlling System in real time to transverse moving mechanism and longitudinal moving mechanism translational speed, and the rotating speed of torque motor and rotary components adjusts, to mold best nose cone blank.
Finally it should be noted that, above embodiment is only in order to the technical solution of the utility model to be described but not restriction technologies scheme, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or are equal to replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. an equipment for direct growth sapphire dome, is characterized in that: comprise frame, body of heater, crucible and kapillary guided mode, described body of heater is arranged in frame, and crucible is arranged in body of heater; Below frame, be provided with a rotary components, described rotary components comprises anchor, rotating machine and transmission rod, and described transmission rod vertically arranges, and its one end is connected with rotating machine output shaft, the other end is connected with crucible bottom through after body of heater, can drive crucible to rotate by this rotating machine;
Above body of heater, be provided with a support, on support, be provided with a longitudinal moving mechanism and transverse moving mechanism, described transverse moving mechanism is connected with longitudinal moving mechanism, can drive transverse moving mechanism to move up and down by this longitudinal moving mechanism, on transverse moving mechanism, be provided with a torque motor, on the output shaft of torque motor, be provided with a seed rod anchor, can drive the rotation of seed rod anchor by this torque motor;
Described kapillary guided mode is vertically located in body of heater, and is installed on crucible by stationary fixture, and its lower end is stretched in crucible, wherein, between the axial line of described kapillary guided mode and the axial line of transmission rod, has spacing; Be provided with a through hole passing for seed rod at body of heater top, and seed rod can be in this through hole transverse shifting.
2. the equipment of a kind of direct growth sapphire dome according to claim 1, is characterized in that: also comprise a weighing device, described weighing device is connected with transverse moving mechanism, can drive weighing device transverse shifting by transverse moving mechanism; Described torque motor is installed on this weighing device below, and described weighing device can be weighed to torque motor, seed rod anchor and the seed rod being arranged on seed rod anchor.
3. the equipment of a kind of direct growth sapphire dome according to claim 2, it is characterized in that: described longitudinal moving mechanism comprises a longitudinal mobile motor and is longitudinally arranged at the slide rail on support, described longitudinal mobile motor is located at support top, its output shaft is connected with a vertical shift screw mandrel, and this vertical shift screw mandrel is from top to bottom through support; Described transverse moving mechanism comprises transverse mobile motor, this transverse mobile motor is connected with longitudinal moving mechanism by a connecting rod, wherein, described connecting rod middle part offers a screw matching with vertical shift screw mandrel, one end of this connecting rod is connected with transverse mobile motor, and the other end is coordinated and is connected with the slide rail on support by a slide block;
The output shaft of described transverse mobile motor is connected with a traversing screw mandrel, is arranged with a screw mandrel sleeve on this traversing screw mandrel, and described weighing device is connected with this screw mandrel sleeve; Can drive weighing device transverse shifting by this transverse mobile motor.
4. the equipment of a kind of direct growth sapphire dome according to claim 1, is characterized in that: the through hole at body of heater top is provided with movable sealing structure.
5. the equipment of a kind of direct growth sapphire dome according to claim 1, it is characterized in that: the cross bar that described anchor is connected by a montant and with these montant two ends forms, on montant, be provided with along its length a guide rail, below anchor, be provided with a longitudinal displacement motor, the output shaft of this longitudinal displacement motor vertically arranges and is connected through the displacement screw mandrel of anchor from bottom to up with one; Described rotating machine is connected with anchor by a displacement pull bar, wherein, described displacement pull bar middle part offers a screw matching with displacement screw mandrel, and one end of this displacement pull bar is connected with rotating machine, and the other end is connected with the slide rail cooperation on anchor by a slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427928.3U CN203960392U (en) | 2014-07-31 | 2014-07-31 | The equipment of direct growth sapphire dome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427928.3U CN203960392U (en) | 2014-07-31 | 2014-07-31 | The equipment of direct growth sapphire dome |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203960392U true CN203960392U (en) | 2014-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420427928.3U Withdrawn - After Issue CN203960392U (en) | 2014-07-31 | 2014-07-31 | The equipment of direct growth sapphire dome |
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| CN (1) | CN203960392U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088012A (en) * | 2014-07-31 | 2014-10-08 | 中国电子科技集团公司第二十六研究所 | Equipment for directly growing sapphire fairing |
| CN108972159A (en) * | 2018-07-30 | 2018-12-11 | 大连理工大学 | A kind of sapphire ball cover double-side grinding method |
| CN110318095A (en) * | 2019-06-27 | 2019-10-11 | 南京同溧晶体材料研究院有限公司 | A kind of novel crystal grower and its growing method |
-
2014
- 2014-07-31 CN CN201420427928.3U patent/CN203960392U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088012A (en) * | 2014-07-31 | 2014-10-08 | 中国电子科技集团公司第二十六研究所 | Equipment for directly growing sapphire fairing |
| CN108972159A (en) * | 2018-07-30 | 2018-12-11 | 大连理工大学 | A kind of sapphire ball cover double-side grinding method |
| CN110318095A (en) * | 2019-06-27 | 2019-10-11 | 南京同溧晶体材料研究院有限公司 | A kind of novel crystal grower and its growing method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141126 Effective date of abandoning: 20160907 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |