CN216005623U - Graphite mold for quartz glass homogenization - Google Patents
Graphite mold for quartz glass homogenization Download PDFInfo
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- CN216005623U CN216005623U CN202121975179.4U CN202121975179U CN216005623U CN 216005623 U CN216005623 U CN 216005623U CN 202121975179 U CN202121975179 U CN 202121975179U CN 216005623 U CN216005623 U CN 216005623U
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- graphite
- quartz glass
- side plates
- outer side
- graphite mold
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 54
- 239000010439 graphite Substances 0.000 title claims abstract description 54
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000000265 homogenisation Methods 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000006060 molten glass Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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- Glass Melting And Manufacturing (AREA)
Abstract
The utility model relates to a graphite mould for quartz glass homogenization. The utility model comprises the following steps: the bottom plate, the outer side plate, the connecting piece and the inner side plate; a first positioning structure is arranged on the upper end face of the bottom plate; the number of the outer side plates is multiple, and the outer side plates are arranged around the bottom plate so that a cavity is formed between the bottom plate and the side plates; the connecting piece is used for detachably connecting two adjacent outer side plates; the inner side plate is used for dividing the cavity into at least two sub-cavities, the inner side plate comprises an inner side bottom end and two inner side horizontal ends, the inner side bottom end is provided with a second positioning structure, and the two inner side horizontal ends are respectively provided with a first limiting structure and a second limiting structure. The graphite mold is of a split structure, so that the problem that the quartz glass is not easy to demould after homogenization is completed is solved, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of graphite molds, in particular to a graphite mold for quartz glass homogenization.
Background
Silica glass has many excellent properties, for example: high purity, excellent spectrum transmittance, ultraviolet radiation resistance, corrosion resistance, extremely low thermal expansion coefficient, stable chemical property and the like, and is widely applied to the fields of semiconductors, optics, optical communication and the like. With the development of science and technology, the application field of quartz glass is more and more extensive, and the quality requirement on the quartz glass is higher and higher. In the high-temperature melting process of the quartz glass, due to the influence of factors such as raw materials, melting atmosphere and refractory materials, the generation of structural defects such as bubbles, stripes, thermal stress, hydroxyl groups and the like cannot be avoided, and the defects mainly influence the optical uniformity, transmittance and other properties of the quartz glass. In order to improve these properties of the silica glass, it is necessary to subject the silica glass to a homogenization treatment. The homogenization of quartz glass is typically carried out at elevated temperatures using graphite molds for shaping to meet various size and shape requirements.
The conventional graphite mold is usually an integrated mold, is not easy to demold and is easy to damage. On one hand, the quartz glass generates pressure on the mold in a high-temperature melting state, so that the graphite mold is easy to crack, and accordingly molten glass leaks out to damage the high-temperature furnace; on the other hand, each size product needs to be manufactured into dies with different sizes, the dies cannot be reused, waste is generated, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is to overcome the problems that in the prior art, a graphite mold is usually an integrated mold, quartz glass generates pressure to the mold in a high-temperature molten state, the graphite mold is easy to break, so that molten glass leaks out and a high-temperature furnace is damaged, and a mold with different sizes is required for products with different sizes, so that the mold cannot be reused, waste is generated, and the production efficiency is low.
In order to solve the above technical problems, the present invention provides a graphite mold for quartz glass homogenization, comprising: the upper end face of the bottom plate is provided with a first positioning structure; the outer side plates are arranged around the bottom plate, so that a cavity is formed between the bottom plate and the side plates; the connecting piece is used for detachably connecting two adjacent outer side plates; the inner side plate is used for dividing the cavity into at least two sub-cavities and comprises an inner side bottom end and two inner side horizontal ends, the inner side bottom end is provided with a second positioning structure, and the two inner side horizontal ends are respectively provided with a first limiting structure and a second limiting structure; the first positioning structure is matched with the second positioning structure to position the bottom end of the inner side plate, and the first limiting structure and the second limiting structure are used for limiting the horizontal movement of the inner side plate.
In one embodiment of the present invention, the first positioning structure is a groove structure, and the second positioning structure is a protrusion structure matching with the groove structure.
In one embodiment of the utility model, the groove structure is a V-shaped groove, and the protrusion structure is a V-shaped boss matched with the size of the V-shaped groove.
In one embodiment of the present invention, the number of the outer panels is four, the outer panels include two outer horizontal side ends, the two outer horizontal side ends are respectively provided with an inclined plane which forms an angle of 45 degrees with the cross section of the outer panel, and two adjacent outer panels are spliced by the respective inclined planes.
In one embodiment of the present invention, the outer panel further comprises an outer face, an outer inner face, an outer bottom end face, and the bottom panel further comprises a bottom side face, and the outer face and the bottom side face are located on the same plane.
In one embodiment of the utility model, the connecting piece comprises a graphite connecting piece and a graphite screw, and two adjacent outer side plates are fixed through the graphite connecting piece and the graphite screw.
In one embodiment of the present invention, the graphite connecting member has an L-shaped structure, and both ends of the graphite connecting member are respectively connected to the outer surfaces of the respective outer sides of the adjacent outer side plates.
In one embodiment of the present invention, the number of the inner side plates is four, the first limiting structure is a plane abutting against the inner surface of the outer side, and the second limiting structure is a V-shaped boss.
In one embodiment of the present invention, the second limiting structure comprises two boss surfaces, and the two boss surfaces are perpendicular to each other.
In one embodiment of the utility model, the upper end surface of the bottom plate is provided with two mutually perpendicular V-shaped grooves.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
according to the graphite mold for quartz glass homogenization, the graphite mold is of a split structure, the bottom plate, the outer side plate and the inner side plate can be detached, the problem that demolding is not easy to occur after quartz glass homogenization is completed is solved, and the problem that the graphite mold is broken due to the fact that pressure is generated on the integrated mold by quartz glass in a high-temperature melting state is avoided.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic view showing the overall structure of a graphite mold for quartz glass homogenization according to the present invention.
FIG. 2 is a schematic view of the graphite mold of the present invention without the inner side plate.
FIG. 3 is a schematic view of the bottom structure of the graphite mold of the present invention (with the bottom plate and a part of the inner side plate omitted).
FIG. 4 is a schematic view of the inner decking structure of the present invention.
The specification reference numbers indicate: 1. a base plate; 11. an upper end surface; 111. a first positioning structure; 12. a bottom side surface; 2. an outer panel; 21. an outer horizontal side end; 22. an outer face; 23. an outer inner surface; 24. an outer bottom end surface; 3. a connecting member; 31. a graphite connector; 32. graphite screws; 4. an inner side plate; 41. the bottom end of the inner side; 411. a second positioning structure; 42. an inner horizontal end; 421. a first limit structure; 422. a second limit structure; 5. a cavity.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1 to 4, a graphite mold for quartz glass homogenization according to the present invention includes: the structure comprises a bottom plate 1, an outer side plate 2, a connecting piece 3 and an inner side plate 4; a first positioning structure 111 is arranged on the upper end surface 11 of the bottom plate 1; the number of the outer side plates 2 is multiple, and the outer side plates 2 are arranged around the bottom plate 1, so that a cavity 5 is formed between the bottom plate 1 and the side plates; the connecting piece 3 is used for detachably connecting two adjacent outer side plates 2; the inner side plate 4 is used for dividing the cavity 5 into at least two sub-cavities, the inner side plate 4 comprises an inner side bottom end 41 and two inner side horizontal ends 42, the inner side bottom end 41 is provided with a second positioning structure 411, and the two inner side horizontal ends 42 are respectively provided with a first limiting structure 421 and a second limiting structure 422; the first positioning structure 111 is matched with the second positioning structure 411 to position the bottom end of the inner side plate 4, and the first limiting structure 421 and the second limiting structure 422 are used for limiting the horizontal movement of the inner side plate 4; the bottom plate 1, the outer side plate 2, the connecting piece 3 and the inner side plate 4 are all made of graphite. Through the structure setting, make graphite mold be split type structure, can dismantle between bottom plate 1, outer panel 2, the interior plate 4, solved the problem of difficult drawing of patterns after the quartz glass homogenization is accomplished, thereby avoided quartz glass to produce pressure to the integral type mould under the high temperature molten state and lead to the cracked problem of graphite mold, in addition, interior plate 4 can be as required with cavity 5 branch for not unidimensional sub-chamber, be adapted to not unidimensional product, improved production efficiency.
In this embodiment, the first positioning structure 111 is a groove structure, the second positioning structure 411 is a protrusion structure matched with the groove structure, in this embodiment, the groove structure is a V-shaped groove, and the protrusion structure is a V-shaped boss matched with the V-shaped groove in size. Through the structure, the inner side plate 4 is convenient to be clamped into the V-shaped groove through the V-shaped boss for positioning and limiting.
In this embodiment, the number of the outer side plates 2 is four, the four outer side plates 2 enclose a square frame, the bottom plate 1 is a square structure, the outer side plates 2 include two outer side horizontal side ends 21, the two outer side horizontal side ends 21 are respectively provided with an inclined plane which is 45 degrees to the cross section of the outer side plates 2, and the two adjacent outer side plates 2 are spliced through the respective inclined planes. Through the structure, the outer side plates 2 are same in overall dimension, and the outer side plates 2 are convenient to manufacture and replace.
In this embodiment, the outer panel 2 further includes an outer surface 22, an outer surface 23, and an outer bottom end surface 24, and the bottom panel 1 further includes a bottom side surface 12, and the outer surface 22 and the bottom side surface 12 are located on the same plane. Through the structure, when the positioning device is used, the four outer side plates 2 are enclosed into a square frame structure and are directly placed on the bottom plate 1, and the outer side 22 is flush with the bottom side surface, so that the positioning is convenient.
In this embodiment, the connecting member 3 includes a graphite connecting member 31 and a graphite screw 32, and the two adjacent outer side plates 2 are fixed by the graphite connecting member 31 and the graphite screw 32; the graphite connecting piece 31 is of an L-shaped structure, two ends of the graphite connecting piece 31 are respectively connected to the outer sides 22 of the adjacent outer side plates 2, and two L-shaped graphite connecting pieces 31 are arranged at the upper end and the lower end of the joint of the two adjacent outer side plates 2. Through the above-mentioned structural arrangement, two adjacent outer panels 2 are fastened and connected through the L-shaped graphite connecting piece 31.
In this embodiment, the number of the inner side plates 4 is four, the first limiting structure 421 is a plane abutting against the outer inner surface 23, and the second limiting structure 422 is a V-shaped boss; the second limiting structure 422 comprises two boss surfaces, and the two boss surfaces are perpendicular to each other; the upper end surface 111 of the bottom plate 1 is provided with two mutually perpendicular V-shaped grooves. Through the structure setting, two boss faces of the second limiting structure 422 of the inner side plate 4 are mutually perpendicular, thus, seamless splicing can be realized between four inner side plates 4, and the first limiting structure 421 is combined, the V-shaped groove, the second positioning structure 411 can be horizontally limited, four inner side plates 4 evenly divide the cavity 5 into four sub-cavities, four samples can be evenly distributed at one time, in addition, two or four inner side plates 4 can be removed according to actual production needs, the cavity 5 with larger size meets the homogenization requirement of larger products.
When the utility model is used, four outer side plates 2 are enclosed into a square frame structure and are directly placed on a bottom plate 1, the outer side 22 is flush with the bottom side surface 12, the inner side plates 4 are clamped into V-shaped grooves through V-shaped bosses for positioning and limiting, the number of the inner side plates 4 is selected according to actual requirements, and the interior of a cavity is divided into a plurality of sub-cavities.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.
Claims (10)
1. A graphite mold for quartz glass homogenization, characterized by comprising:
the device comprises a bottom plate (1), wherein a first positioning structure (111) is arranged on the upper end surface (11) of the bottom plate (1);
the outer side plates (2) are arranged in a plurality of numbers, and the outer side plates (2) are arranged around the bottom plate (1) to form a cavity (5) between the bottom plate (1) and the side plates;
the connecting piece (3) is used for detachably connecting two adjacent outer side plates (2);
the inner side plate (4) is used for dividing the cavity (5) into at least two sub-cavities, the inner side plate (4) comprises an inner side bottom end (41) and two inner side horizontal ends (42), the inner side bottom end (41) is provided with a second positioning structure (411), and the two inner side horizontal ends (42) are respectively provided with a first limiting structure (421) and a second limiting structure (422);
the first positioning structure (111) is matched with the second positioning structure (411) to position the bottom end of the inner side plate (4), and the first limiting structure (421) and the second limiting structure (422) are used for limiting the horizontal movement of the inner side plate (4).
2. The quartz glass homogenizing graphite mold according to claim 1, wherein the first positioning structure (111) is a groove structure, and the second positioning structure (411) is a protrusion structure matching with the groove structure.
3. The graphite mold for quartz glass homogenization according to claim 2, wherein the groove structure is a V-shaped groove, and the protrusion structure is a V-shaped boss matched with the size of the V-shaped groove.
4. The quartz glass homogenizing graphite mold according to claim 3, characterized in that the number of the outer side plates (2) is four, the outer side plates (2) comprise two outer horizontal side ends (21), the two outer horizontal side ends (21) are respectively provided with an inclined plane 45 degrees to the cross section of the outer side plates (2), and the two adjacent outer side plates (2) are spliced through the respective inclined planes.
5. A graphite mold for quartz glass homogenization according to claim 4, characterized in that the outer side plate (2) further comprises an outer face (22), an outer inner face (23), and an outer bottom end face (24), the bottom plate (1) further comprises a bottom side face (12), and the outer face (22) and the bottom side face (12) are located on the same plane.
6. The graphite mold for quartz glass homogenization according to claim 5, wherein the connecting piece (3) comprises a graphite connecting piece (31) and a graphite screw (32), and two adjacent outer side plates (2) are fixed through the graphite connecting piece (31) and the graphite screw (32).
7. The graphite mold for quartz glass homogenization according to claim 6, wherein the graphite connecting member (31) is of an L-shaped structure, and both ends of the graphite connecting member (31) are respectively connected to the respective outer side faces (22) of the adjacent outer side plates (2).
8. The quartz glass homogenizing graphite mold according to claim 7, wherein the number of the inner side plates (4) is four, the first limiting structure (421) is a plane abutting against the outer inner face (23), and the second limiting structure (422) is a V-shaped boss.
9. The quartz glass homogenizing graphite mold of claim 8, wherein the second limiting structure (422) comprises two raised platform surfaces, and the two raised platform surfaces are perpendicular to each other.
10. A graphite mould for quartz glass homogenization according to claim 9, characterized in that the upper end surface (11) of the bottom plate (1) is provided with two V-shaped grooves perpendicular to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121975179.4U CN216005623U (en) | 2021-08-20 | 2021-08-20 | Graphite mold for quartz glass homogenization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121975179.4U CN216005623U (en) | 2021-08-20 | 2021-08-20 | Graphite mold for quartz glass homogenization |
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| Publication Number | Publication Date |
|---|---|
| CN216005623U true CN216005623U (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121975179.4U Active CN216005623U (en) | 2021-08-20 | 2021-08-20 | Graphite mold for quartz glass homogenization |
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| Country | Link |
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| CN (1) | CN216005623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526850A (en) * | 2021-08-20 | 2021-10-22 | 江苏亨通智能科技有限公司 | Graphite mold for quartz glass homogenization |
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2021
- 2021-08-20 CN CN202121975179.4U patent/CN216005623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526850A (en) * | 2021-08-20 | 2021-10-22 | 江苏亨通智能科技有限公司 | Graphite mold for quartz glass homogenization |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215200 No. 168 Jiaotong North Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee after: Jiangsu Hengxin quartz Technology Co.,Ltd. Country or region after: China Address before: 215200 No. 168 Jiaotong North Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee before: JIANGSU HENGTONG INTELLIGENT TECHNOLOGY Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |