CN114290551B - Device for directional processing of sapphire crystals - Google Patents
Device for directional processing of sapphire crystals Download PDFInfo
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- CN114290551B CN114290551B CN202111643160.4A CN202111643160A CN114290551B CN 114290551 B CN114290551 B CN 114290551B CN 202111643160 A CN202111643160 A CN 202111643160A CN 114290551 B CN114290551 B CN 114290551B
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- rubber pad
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- 239000013078 crystal Substances 0.000 title claims abstract description 61
- 229910052594 sapphire Inorganic materials 0.000 title claims abstract description 48
- 239000010980 sapphire Substances 0.000 title claims abstract description 48
- 239000003292 glue Substances 0.000 claims abstract description 62
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004064 recycling Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 235000014443 Pyrus communis Nutrition 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000010437 gem Substances 0.000 description 2
- 229910001751 gemstone Inorganic materials 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Abstract
The invention relates to the technical field of sapphire crystal processing, in particular to a device for directional processing of sapphire crystals, which comprises a base, wherein a top plate is arranged at the top end of the base, a stand column is rotatably arranged at the top of the base, and the upper end of the stand column is fixedly connected to the bottom of the top plate. The top of the top plate is provided with a lantern ring, the bottom of the lantern ring is fixedly provided with a circular ring, the circular ring is connected to the top plate through screws, a plurality of air holes are formed in the lantern ring, the top of the lantern ring is fixedly provided with a box body, a cavity is arranged in the box body, glue is filled in the cavity, the box body is fixedly provided with a glue injection pipe, a sealing plug is arranged on the glue injection pipe, and one end of the sealing plug is inserted into the glue injection pipe and is in threaded connection with the inside of the glue injection pipe. The sapphire crystal is placed in the box body, the outer side of the sapphire crystal is contacted with the annular rubber pad, the circular rubber pad is contacted with the bottom of the sapphire crystal, glue is filled in the cavity, the heating plate is started to heat the glue, the pressurizing pump is started again, the pressurizing pump pressurizes the glue in the cavity, and the glue can enter the box body from the cavity.
Description
Technical Field
The invention relates to the technical field of sapphire crystal processing, in particular to a device for directional processing of sapphire crystals.
Background
The sapphire crystal prepared by the kyropoulos method has the characteristics of irregular pear shape in appearance, anisotropy, mohs hardness inferior to that of diamond and the like, and ultra-precise directional processing such as squaring, rod drawing and the like is usually required to be carried out in a direction parallel to an X axis or a direction parallel to a Y axis, and performance indexes such as crystal orientation, end surface roughness and the like are required to be strictly controlled in the processing process, so that the crystal needs to be precisely fixed. The methods of fixing crystals disclosed in the prior art are:
(1) A degumming heating plate (CN 201320583973.3) for sapphire crystal processing refers to a method in which a sizing operation is performed before sapphire crystal processing, and then a degumming operation is performed after the sapphire crystal is processed to a desired size according to a processing procedure, so that a formed crystal is detached. The technical scheme relates to a degumming heating plate for sapphire crystal processing, which comprises a heat conduction part, wherein the heat conduction part is a thin metal plate with two parallel surfaces, and the upper surface of the thin metal plate is flat; the bracket is fixed below the lower surface of the heat conducting part; the electric heating wire is fixed on the bracket and has an air gap with the lower surface of the heat conduction part; and the current regulating device is connected in a current loop of the heating wire. The method solves the technical problems that a degumming heating plate has unstable temperature, low heating speed and poor temperature control effect in the degumming operation process, and the degumming temperature is too low, or the degumming temperature is too high, so that the colloid generates irritant gas to influence the indoor working environment and the like.
The technical scheme is based on accurate temperature control after crystal sizing operation so as to realize degumming, but the specification model of glue used in actual production sizing operation has larger equal difference distance of main components, so that the accurate temperature control difficulty is larger; in addition, the degumming heating plate is of a hollow structure and is internally provided with an electric device, so that potential safety hazards exist in the process of fixing and long-time processing of the large-size sapphire crystal; emergency measures when the temperature of the degumming heating plate is controlled abnormally, such as emergency measures that the colloid releases pungent odor due to the over-high temperature,
(2) A fixture (CN201020697016. X) for directionally processing a sapphire crystal is mentioned, firstly, the sapphire crystal is stuck on a working table of a flat grinder by glue, then a plane is processed on the surface of the sapphire crystal by the flat grinder, then the crystal is oriented on an X diffractometer, the included angle between the processing plane and the direction of an optical axis (namely an X axis or a flat Y axis) is calculated, and the sapphire product with a specified crystal orientation is finally obtained by correcting the angle of the fixture. In order to ensure continuous adjustability of the angle of the fixture and to enable fixing of the adjusted angle, the fixture comprises: the workbench is connected with a base fixed with a processed crystal, four threaded holes are formed in the periphery of the workbench and matched with screws, and positioning grooves used for fixing the clamp on a flat grinder are formed in two sides of the workbench.
According to the technical scheme, the aims of continuously adjusting the processing angle and carrying out positioning correction on the angle in the process of processing the sapphire crystal are achieved. However, the technical key points of adhering the sapphire crystal to the working table of the flat grinder by using glue are not given in the scheme, and the technical scheme of degumming is not provided.
(3) The utility model provides a fastener (CN 201811119632.4) for sapphire processing, the on-line screen storage device comprises a base, the base top is equipped with solid fixed ring seat, be equipped with first telescopic cylinder between solid fixed ring seat and the base, gu fixed ring seat top is equipped with the guide bar between the output of two first telescopic cylinders, gu the one end of guide bar passes the lift ring seat and is equipped with the stopper, the outside of guide bar is equipped with reset spring, be equipped with three roating seat on the solid fixed ring seat, the roating seat top is equipped with the tensioning piece, be equipped with the spout on the tensioning piece, be equipped with three connecting block on the lift ring seat, connecting block one end is equipped with the slider, one side that three tensioning piece is relative all is equipped with pressure sensor and non-slipping spur, the base is equipped with second telescopic cylinder and control unit, the output of second telescopic cylinder is equipped with the piece board that moves back.
The technical scheme has the advantages that the fastening device can carry out peak value adjustment of fastening pressure according to the maximum external force born by the sapphire, excessive damage in the raw material fastening process is avoided, and the practicability is improved. However, the scheme is mainly applicable to cylindrical crystal bars or cubic crystal bars with regular shapes at present, and the defects of easy crystal slippage, micro rotation and the like exist when sapphire crystals which are prepared by a kyropoulos method and have irregular pear shapes are popularized and used, so that the device for directional processing of the sapphire crystals is provided.
Disclosure of Invention
The invention aims to solve the defect that a degumming heating plate has unstable temperature in the degumming operation process in the prior art, and provides a device for directional processing of sapphire crystals.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the device for directional processing of the sapphire crystal comprises a base, wherein a top plate is arranged at the top end of the base, a stand column is rotatably arranged at the top of the base, and the upper end of the stand column is fixedly connected to the bottom of the top plate.
The top plate top is equipped with the lantern ring, lantern ring bottom fixed mounting has the ring, the ring passes through screw connection on the top plate, a plurality of bleeder vents have been seted up on the lantern ring, lantern ring top fixed mounting has the box body, be provided with the cavity in the box body, the cavity intussuseption is filled with glue, fixed mounting has the injecting glue pipe outside the box body, injecting glue pipe and cavity intercommunication, be equipped with the sealing plug on the injecting glue pipe, sealing plug one end inserts in the injecting glue pipe and threaded connection is inside the injecting glue pipe.
Preferably, the driven gear ring is sleeved on the upright post, and the external driving device can be meshed with the driven gear ring and drive the driven gear ring to rotate.
Preferably, the circular rubber pad is fixedly arranged at the bottom of the box body, the annular rubber pad is arranged in the box body and fixedly connected to the inner side of the box body, and a plurality of evenly distributed ventilation holes are formed in the annular rubber pad and the circular rubber pad.
Preferably, the heating mechanism is arranged in the cavity and comprises an annular heating plate which is fixedly connected to the inner top of the cavity, and the outer side of the box body is provided with a wire inlet hole and used for guiding a power-on wire into the cavity.
Preferably, a heating plate is arranged in the cavity, a plurality of support rods are fixedly arranged on the heating plate, and the lower ends of the support rods are fixedly connected to the inner bottom of the cavity.
Preferably, a pressurizing mechanism is arranged in the lantern ring, penetrates through the box body and is communicated with the inside of the cavity.
Preferably, the pressurizing mechanism comprises a pressurizing pump, the pressurizing pump is arranged in the lantern ring, the pressurizing pump is fixedly arranged at the bottom of the box body, an air outlet pipe of the pressurizing pump penetrates through the box body and is communicated with the inside of the cavity, and an air inlet end of the pressurizing pump is communicated with a pipeline.
Preferably, a container is arranged in the pipeline, the container is cylindrical and provided with a plurality of uniformly distributed air holes, the container is in threaded connection in the pipeline, activated carbon is filled in the container, and a grab handle is fixedly arranged at the lower end of the container.
The device for directional processing of the sapphire crystal has the beneficial effects that: the sapphire crystal is placed in the box body, the outer side of the sapphire crystal is contacted with the annular rubber pad, the circular rubber pad is contacted with the bottom of the sapphire crystal, glue is filled in the cavity, the heating plate is started to heat the glue, the pressurizing pump is started again, the pressurizing pump pressurizes the glue in the cavity, part of the glue can enter the box body from the cavity, and ventilation holes in the annular rubber pad and the circular rubber pad enter the space between the sapphire crystal and the annular rubber pad and between the sapphire crystal and the circular rubber pad.
When the glue box is used, the heating plate in the cavity is started, after the glue reaches the use temperature, the glue is conveyed to the box body by the pressurizing pump, and part of the glue enters between the crystal, the annular rubber pad and the circular rubber pad through the air holes and is contacted, cooled, shaped and bonded in sequence; after the processing is finished, the temperature of glue between the box body and the crystal as well as the annular rubber pad and the circular rubber pad is raised to melt, and then the glue flows back to the cavity through the glue conveying pipeline, so that recycling is realized. The annular rubber pad and the buffer layer with the holes on the surface of the circular rubber pad can be used for increasing the contact force on the surface of the contact crystal during fastening, and can facilitate glue to enter and exit the box body through the holes, so that the tightness in the box body and the recycling effect of the glue are ensured, the first time melting reflux after the glue is heated is ensured, the pungent smell cannot be emitted, and the working environment is influenced.
Drawings
Fig. 1 is a schematic structural diagram of a device for directional processing of sapphire crystals according to the present invention.
Fig. 2 is an enlarged cross-sectional view of a device for directional processing of sapphire crystals according to the present invention.
Fig. 3 is an enlarged cross-sectional view of a device for directional processing of sapphire crystals according to the present invention.
Fig. 4 is an enlarged cross-sectional view of a pipe of a device for directional processing of sapphire crystals according to the present invention.
In the figure: base 1, roof 2, stand 3, lantern ring 4, ring 5, bleeder vent 6, box body 7, cavity 8, injecting glue pipe 9, sealing plug 10, annular rubber pad 11, circular rubber pad 12, annular hot plate 13, heating plate 14, bracing piece 15, force (forcing) pump 16, pipeline 17, container 18, active carbon 19, grab handle 20, driven ring gear 21.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1:
referring to fig. 1-4, a device for directional processing of sapphire crystals comprises a base 1, wherein a top plate 2 is arranged at the top end of the base 1, a stand column 3 is rotatably arranged at the top of the base 1, and the upper end of the stand column 3 is fixedly connected to the bottom of the top plate 2. The top of the top plate 2 is provided with a lantern ring 4, the bottom of the lantern ring 4 is fixedly provided with a circular ring 5, the circular ring 5 is connected to the top plate 2 through screws, a plurality of air holes 6 are formed in the lantern ring 4, the top of the lantern ring 4 is fixedly provided with a box body 7, a cavity 8 is arranged in the box body 7, glue is filled in the cavity 8, a glue injection pipe 9 is fixedly arranged outside the box body 7, the glue injection pipe 9 is communicated with the cavity 8, a sealing plug 10 is arranged on the glue injection pipe 9, and one end of the sealing plug 10 is inserted into the glue injection pipe 9 and is in threaded connection with the inside of the glue injection pipe 9.
The round rubber pad 12 is fixedly arranged at the bottom of the box body 7, the annular rubber pad 11 is arranged in the box body 7, the annular rubber pad 11 is fixedly connected to the inner side of the box body 7, and a plurality of evenly distributed ventilation holes are formed in the annular rubber pad 11 and the round rubber pad 12. A heating plate 14 is arranged in the cavity 8, a plurality of support rods 15 are fixedly arranged on the heating plate 14, and the lower ends of the support rods 15 are fixedly connected to the inner bottom of the cavity 8. The lantern ring 4 is internally provided with a pressurizing mechanism which penetrates through the box body 7 and is communicated with the inside of the cavity 8, and the top in the cavity 8 is provided with a plurality of evenly distributed ventilation holes.
The pressurizing mechanism comprises a pressurizing pump 16, the pressurizing pump 16 is arranged in the lantern ring 4, the pressurizing pump 16 is fixedly arranged at the bottom of the box body 7, an air outlet pipe of the pressurizing pump 16 penetrates through the box body 7 and is communicated with the inside of the cavity 8, and an air inlet end of the pressurizing pump 16 is communicated with a pipeline 17.
Working principle: the sapphire crystal is placed in the box body 7, the outer side of the sapphire crystal is in contact with the annular rubber pad 11, the circular rubber pad 12 is in contact with the bottom of the sapphire crystal, glue is filled in the cavity 8, the heating plate 14 is started to heat the glue, the pressurizing pump 16 is started again, the pressurizing pump 16 pressurizes the glue in the cavity 8, the glue can enter the box body 7 from the cavity 8, and ventilation holes in the annular rubber pad 11 and the circular rubber pad 12 are formed in the position between the sapphire crystal and the annular rubber pad 11 and between the sapphire crystal and the circular rubber pad 12.
Example 2:
referring to fig. 1 to 4, as another preferred embodiment of the present invention, a container 18 is provided in a pipe 17, the container 18 is cylindrical and provided with a plurality of uniformly distributed ventilation holes, the container 18 is screwed in the pipe 17, activated carbon 19 is filled in the container 18, a grip 20 is fixedly mounted at the lower end of the container 18, and the sucked air is filtered by the activated carbon 19 to prevent the glue from being polluted by impurities in the air. The driven gear ring 21 is sleeved on the upright post 3, and an external driving device can be meshed with the driven gear ring 21 and drives the driven gear ring 21 to rotate, so that the upright post 3 can be driven to rotate to drive the precious stone to rotate, and the angle of the precious stone can be adjusted. The heating mechanism is arranged in the cavity 8 and comprises an annular heating plate 13, the annular heating plate 13 is fixedly connected to the inner top of the cavity 8, and a wire inlet hole is formed in the outer side of the box 7 and used for guiding a power-on wire into the cavity 8.
Working principle: on the basis of the embodiment 1, after the processing is completed, the annular heating plate 13 is started again, so that the glue of the box body is heated and melted, and meanwhile, the glue flows back to the cavity 8. The annular heating plate 13 is started to heat the box body 7, so that the glue between the sapphire crystal and the annular rubber pad 11 and the circular rubber pad 12 is heated, negative pressure is generated in the cavity 8 by the pressurizing pump 16, and the glue between the sapphire crystal and the annular rubber pad 11 and the circular rubber pad 12 is sucked back into the cavity 8.
When in use, the heating plate 14 in the cavity 8 is started, after the glue reaches the use temperature, the glue is conveyed to the box body 7 by the pressurizing pump 16, the crystals are contacted with the annular rubber pad 11 and the circular rubber pad 12, then cooled, shaped and bonded, and then the annular heating plate 13 is closed; after the processing is finished, the annular heating plate 13 is started again, the glue of the box body 7 is heated and melted, and meanwhile, the glue flows back to the cavity 8. The glue can be recycled and reused, and the temperature can be controlled. The annular rubber pad 11, the circular rubber pad 12 surface contain the hole and play the cushioning effect, can contact the crystal surface when fastening and increase the contact force, can make things convenient for glue to pass through the hole business turn over box body again, guarantee the leakproofness in the box body, the recycling effect of glue, guarantee the glue after being heated first time melting backward flow, can not give off pungent smell, influence operational environment.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (3)
1. The device for directionally processing the sapphire crystal is characterized by comprising a base (1), wherein a top plate (2) is arranged at the top end of the base (1), a stand column (3) is rotatably arranged at the top of the base (1), and the upper end of the stand column (3) is fixedly connected to the bottom of the top plate (2);
the top of the top plate (2) is provided with a lantern ring (4), the bottom of the lantern ring (4) is fixedly provided with a circular ring (5), the circular ring (5) is connected to the top plate (2) through screws, a plurality of ventilation holes (6) are formed in the lantern ring (4), a box body (7) is fixedly arranged at the top of the lantern ring (4), a cavity (8) is formed in the box body (7), glue is filled in the cavity (8), a glue injection pipe (9) is fixedly arranged outside the box body (7), the glue injection pipe (9) is communicated with the cavity (8), a sealing plug (10) is arranged on the glue injection pipe (9), and one end of the sealing plug (10) is inserted into the glue injection pipe (9) and is in threaded connection with the inside the glue injection pipe (9);
the circular rubber pad (12) is fixedly arranged at the bottom of the box body (7), an annular rubber pad (11) is arranged in the box body (7), the annular rubber pad (11) is fixedly connected to the inner side of the box body (7), and a plurality of uniformly distributed ventilation holes are formed in the annular rubber pad (11) and the circular rubber pad (12);
the heating mechanism is arranged in the cavity (8) and comprises an annular heating plate (13), the annular heating plate (13) is fixedly connected to the inner top of the cavity (8), a wire inlet hole is formed in the outer side of the box body (7) and used for guiding a power-on wire into the cavity (8), a heating plate (14) is arranged in the cavity (8), a plurality of supporting rods (15) are fixedly arranged on the heating plate (14), and the lower ends of the supporting rods (15) are fixedly connected to the inner bottom of the cavity (8);
be provided with pressurizing mechanism in lantern ring (4), pressurizing mechanism runs through box body (7) and communicates with cavity (8) inside, pressurizing mechanism includes force (forcing) pump (16), force (forcing) pump (16) set up in lantern ring (4), just force (forcing) pump (16) fixed mounting is in box body (7) bottom, the outlet duct of force (forcing) pump (16) runs through box body (7) and communicates with cavity (8) inside, the inlet end intercommunication of force (forcing) pump (16) has pipeline (17).
2. The device for directional processing of sapphire crystals according to claim 1, wherein the post (3) is sleeved with a driven gear ring (21), and the external driving device is meshed with the driven gear ring (21) and drives the driven gear ring (21) to rotate.
3. The device for directional processing of sapphire crystals according to claim 1, wherein a container (18) is arranged in the pipeline (17), the container (18) is cylindrical and provided with a plurality of uniformly distributed ventilation holes, the container (18) is in threaded connection in the pipeline (17), activated carbon (19) is filled in the container (18), and a grab handle (20) is fixedly arranged at the lower end of the container (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111643160.4A CN114290551B (en) | 2021-12-29 | 2021-12-29 | Device for directional processing of sapphire crystals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111643160.4A CN114290551B (en) | 2021-12-29 | 2021-12-29 | Device for directional processing of sapphire crystals |
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| Publication Number | Publication Date |
|---|---|
| CN114290551A CN114290551A (en) | 2022-04-08 |
| CN114290551B true CN114290551B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111643160.4A Active CN114290551B (en) | 2021-12-29 | 2021-12-29 | Device for directional processing of sapphire crystals |
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| CN106425787A (en) * | 2016-08-31 | 2017-02-22 | 天通银厦新材料有限公司 | Sapphire grinding and polishing integrated device |
| CN108468089A (en) * | 2018-05-16 | 2018-08-31 | 福建北电新材料科技有限公司 | A kind of technique of Efficient high-temperature solidification silicon carbide seed |
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| CN109079658A (en) * | 2018-09-25 | 2018-12-25 | 天通银厦新材料有限公司 | Clamp device is used in a kind of processing of sapphire |
| CN110802756A (en) * | 2019-12-10 | 2020-02-18 | 晶海洋半导体材料（东海）有限公司 | Automatic glue pressing device |
| CN212498400U (en) * | 2020-04-28 | 2021-02-09 | 福建晶安光电有限公司 | Material carrying platform for fixing sapphire crystal bar |
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2021
- 2021-12-29 CN CN202111643160.4A patent/CN114290551B/en active Active
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|---|---|---|---|---|
| JP2002145700A (en) * | 2000-08-14 | 2002-05-22 | Nippon Telegr & Teleph Corp <Ntt> | Sapphire substrate, semiconductor device, electronic part and crystal growing method |
| CN103255477A (en) * | 2012-02-17 | 2013-08-21 | 上海中电振华晶体技术有限公司 | Molded sapphire crystal growth method and apparatus thereof |
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| CN212498400U (en) * | 2020-04-28 | 2021-02-09 | 福建晶安光电有限公司 | Material carrying platform for fixing sapphire crystal bar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114290551A (en) | 2022-04-08 |
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