CN112226814B - Silicon carbide crystal taking-off device - Google Patents
Silicon carbide crystal taking-off device Download PDFInfo
- Publication number
- CN112226814B CN112226814B CN202011461283.1A CN202011461283A CN112226814B CN 112226814 B CN112226814 B CN 112226814B CN 202011461283 A CN202011461283 A CN 202011461283A CN 112226814 B CN112226814 B CN 112226814B
- Authority
- CN
- China
- Prior art keywords
- sleeve
- silicon carbide
- connecting rod
- special
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B23/00—Single-crystal growth by condensing evaporated or sublimed materials
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/36—Carbides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
The invention provides a silicon carbide crystal taking-down device, and relates to the field of silicon carbide production. The device includes two supporting disks and three connecting rod, and three connecting rod is located between two supporting disks, and the one side fixed connection that the upper and lower both ends of three connecting rod are close to each other with two supporting disks respectively, and clamping mechanism is all installed to the lower extreme of three connecting rod, is provided with extrusion mechanism between the three connecting rod upper end, and extrusion mechanism is through three diaphragm A and three connecting rod fixed connection. This silicon carbide crystal take-off device sets up clamping machine structure, extrusion mechanism and knocking mechanism, constructs through adjusting the clamping machine, can fix crucible or seed crystal bracket, and is rotatory through the control motor, and it is rotatory to drive the band pulley, and two wedge boards can overlap, and the wedge board extrudees the atress board gradually, and the pressure disk produces slow and even pressure to the crystal, can make the crystal completely drop, has solved prior art and has made the crystal inhomogeneous problem that leads to breaking that drops with direct ejecting mode.
Description
Technical Field
The invention relates to the field of silicon carbide production, in particular to a silicon carbide crystal taking-down device.
Background
Silicon carbide (SiC) single crystal has excellent semiconductor physical properties such as high thermal conductivity, high breakdown voltage, extremely high carrier mobility, high chemical stability and the like, can be manufactured into high-frequency and high-power electronic devices and optoelectronic devices which work under the conditions of high temperature and strong radiation, has great application value in the fields of national defense, high technology, industrial production, power supply and power transformation, and is regarded as a third-generation wide-bandgap semiconductor material with great development prospect.
At present, physical vapor deposition (PVT) is a commonly used method for growing silicon carbide crystals, in which silicon carbide powder is used as a raw material, the silicon carbide powder in a crucible is heated to a certain temperature and is significantly sublimated, and decomposed silicon carbide gas is transported along a temperature gradient and condensed at a silicon carbide seed crystal. Generally, a seed crystal is placed at the upper end of a seed crystal bracket which is hollow and through, the seed crystal bracket is placed in a crucible, and a crucible cover is covered; or directly placing the seed crystal at the upper end of the crucible, and then covering the crucible cover for the growth of the seed crystal. After the crystal growth is finished, the crystal needs to be taken out, the crystal attached to the crucible or the seed crystal bracket is taken out by striking the crucible or the seed crystal bracket on the operating platform manually at present, the crystal is easy to crack, and the efficiency is low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a silicon carbide crystal taking-off device, which solves the problem that the existing silicon carbide crystal taking-off device adopts a direct ejection mode to make the crystal fall off unevenly so as to cause breakage.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a silicon carbide crystal takes off device, includes two supporting disks and three connecting rod, and three connecting rod is located between two supporting disks, and the upper and lower both ends of three connecting rod are close to one side fixed connection each other with two supporting disks respectively.
Clamping machine constructs all to be installed to the lower extreme of three connecting rod, is provided with extrusion mechanism between the three connecting rod upper end, and extrusion mechanism is provided with knocking mechanism through three diaphragm A and three connecting rod fixed connection between the three connecting rod, knocking mechanism through three diaphragm B and three connecting rod fixed connection, and knocking mechanism cup joints in extrusion mechanism's outside, and knocking mechanism is connected with the extrusion mechanism transmission.
The extrusion mechanism comprises a sleeve, a pressure rod, a pressure plate and a spring, wherein the sleeve is fixedly connected with one end, close to each other, of three transverse plates A, the upper end of the pressure rod is inserted into the sleeve, the pressure plate is fixedly connected with the lower end of the pressure rod, a baffle is sleeved outside the pressure rod, the spring is sleeved outside the pressure rod and is positioned below the baffle, the upper end of the spring is fixedly connected with the bottom surface of the baffle, the lower end of the spring is fixedly connected with the lower end of the sleeve, stress plates are fixedly arranged at the upper end of the pressure rod and the inner top wall of the sleeve, a fixed sleeve is fixedly arranged on the circumferential surface of the sleeve, a threaded rod A is rotatably inserted into the fixed sleeve, threaded sleeves A are respectively sleeved at the front end and the rear end of the threaded rod A in a threaded manner, wedge plates are hinged to one ends, close to each other, of the two wedge plates, the special-shaped wheel is sleeved outside the pressure rod, the sleeve is fixedly connected with the special-shaped wheel through a plurality of inclined plates A, and the knocking mechanism is in transmission connection with the special-shaped wheel.
Clamping mechanism includes the lantern ring, motor, band pulley and solid fixed ring, the lantern ring and the one side fixed connection that three diaphragm B is close to each other, the lower extreme of band pulley runs through the lantern ring and is connected rather than rotating, the underrun of band pulley a plurality of swash plate B and solid fixed ring fixed connection, motor and diaphragm B fixed connection, the output shaft of motor passes through the belt and is connected with the band pulley transmission, gu fixed ring's outside articulates there is a plurality of rocker, the piece of strikeing is all installed to the lower extreme of rocker, a plurality of rocker is connected with the special-shaped wheel transmission.
Preferably, the extrusion mechanism comprises a guide rail, a clamping block, a threaded rod B and a threaded sleeve B, the guide rail is fixedly connected with the connecting rod, the lower end of the clamping block is connected with the guide rail in a sliding mode, the threaded sleeve B is fixedly connected with the outer end of the guide rail, one end of the threaded rod B is rotatably connected with the clamping block, and the other end of the threaded rod B penetrates through the threaded sleeve B and is in threaded connection with the threaded sleeve B.
Preferably, the surfaces, close to each other, of the two stress plates are both conical surface structures, the ends, close to each other, of the two wedge-shaped plates are both inclined surface tip-shaped structures, and the two wedge-shaped plates are arranged in opposite directions.
Preferably, the special-shaped wheel and the sleeve are concentrically arranged, and the circumferential surface of the special-shaped wheel is of a rugged structure.
Preferably, the lantern ring and the sleeve are concentrically arranged, and the fixing ring and the lantern ring are concentrically arranged.
Preferably, the middle position of the rocker is rotatably connected with a roller, and the roller is in contact with the circumferential surface of the special-shaped wheel.
Compared with the prior art, the invention has the following beneficial effects: 1. the silicon carbide crystal taking-off device is provided with a clamping mechanism, an extrusion mechanism and a knocking mechanism, and is characterized in that the clamping mechanism is adjusted, a crucible or a seed crystal bracket can be fixed, a belt wheel is driven to rotate by controlling the rotation of a motor, then a fixed ring starts to rotate under stress, a rocker is driven to rotate when the fixed ring rotates, the rocker can swing according to the shape of a special-shaped wheel when rotating along the special-shaped wheel, a knocking block can knock on the circumferential surface of the crucible when swinging, the quantity of the rockers is large, the crucible can be uniformly stressed, two wedge-shaped plates are driven to approach each other through a rotating threaded rod A, the stress plates are extruded when approaching the stress plates, the stress plates drive a pressure rod and a pressure plate to play an extrusion effect on crystals, the two wedge-shaped plates can be overlapped, when the stress plates are gradually extruded, the pressure plate generates slow and uniform pressure on the crystals, the crystals can completely fall off, and the problem that the existing silicon carbide crystal To a problem of (a).
2. The silicon carbide crystal taking-off device is provided with three clamping mechanisms, the clamping blocks are of a trapezoidal structure, the crucible can be clamped, the falling of the crystal cannot be influenced, and three crucibles which can be matched with different sizes are arranged.
3. The silicon carbide crystal taking-off device is provided with the roller, and the roller is in contact with the special-shaped wheel when the rocker moves forward, so that the friction force between the rocker and the special-shaped wheel can be reduced.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a front view of the structure of the present invention.
FIG. 3 is a top view of the structure of the present invention.
FIG. 4 is a schematic view of a portion of the structure of the present invention.
FIG. 5 is a schematic view of the connection between the pressing mechanism and the striking mechanism of the present invention.
Fig. 6 is a schematic structural view of the pressing mechanism and the knocking mechanism of the present invention.
Fig. 7 is a schematic structural view of the clamping mechanism of the invention.
Fig. 8 is an enlarged view of the structure of fig. 5 at a according to the present invention.
The device comprises a support plate 1, a connecting rod 2, a clamping mechanism 3, a guide rail 301, a clamping block 302, a threaded rod B303, a threaded sleeve B304, a squeezing mechanism 4, a sleeve 401, a compression rod 402, a pressure plate 403, a spring 404, a baffle 405, a stress plate 406, a fixed sleeve 407, a threaded rod A408, a threaded sleeve 409A, a wedge plate 410, a special-shaped wheel 411, an inclined plate 412, a transverse plate A5, a knocking mechanism 6, a lantern ring 601, a motor 602, a belt wheel 603, a fixed ring 604, an inclined plate B605, a belt 606, a rocker 607, a knocking block 608, a roller 609 and a transverse plate B7.
Detailed Description
In the first embodiment, as shown in fig. 1 to 8, a silicon carbide crystal taking-off device includes two supporting disks 1 and three connecting rods 2, the three connecting rods 2 are located between the two supporting disks 1, the upper and lower ends of the three connecting rods 2 are respectively fixedly connected with the mutually adjacent surfaces of the two supporting disks 1, and a cushion pad can be placed inside the supporting disk 1 below.
The extrusion mechanism 4 comprises a sleeve 401, a pressure lever 402, a pressure plate 403 and a spring 404, wherein the sleeve 401 is fixedly connected with one end, close to each other, of three transverse plates A5, the upper end of the pressure lever 402 is inserted into the sleeve 401, the pressure plate 403 is fixedly connected with the lower end of the pressure lever 402, a baffle 405 is sleeved outside the pressure lever 402, the spring 404 is positioned below the baffle 405, the upper end of the spring 404 is fixedly connected with the bottom surface of the baffle 405, the lower end of the spring 404 is fixedly connected with the lower end of the sleeve 401, the upper end of the pressure lever 402 and the inner top wall of the sleeve 401 are both fixedly provided with stress plates 406, the circumferential surface of the sleeve 401 is fixedly provided with a fixed sleeve 407, the inside of the fixed sleeve 407 is rotatably inserted with a threaded rod A408, the front and rear ends of the threaded rod A408 are both in threaded sleeve connection with threaded sleeves A409, one end, close to each other, of the two threaded sleeves A, the one side that two atress boards 406 are close to each other is the conical surface structure, the one end that two wedge boards 410 are close to each other is the sharp point column structure of inclined plane, two wedge boards 410 are reverse setting, can make two wedge boards 410 overlap, the lower extreme of sleeve 401 is provided with special-shaped wheel 411, special-shaped wheel 411 cup joints the outside at depression bar 402, special-shaped wheel 411 sets up with sleeve 401 is concentric, the periphery of special-shaped wheel 411 is unsmooth column structure, sleeve 401 is through a plurality of swash plate A412 and special-shaped wheel 411 fixed connection, knocking mechanism 6 is connected with special-shaped wheel 411 transmission.
The knocking mechanism 6 comprises a lantern ring 601, a motor 602, a belt wheel 603 and a fixing ring 604, wherein the lantern ring 601 is fixedly connected with one side, close to each other, of three transverse plates B7, the lower end of the belt wheel 603 penetrates through the lantern ring 601 and is rotatably connected with the same, the bottom surface of the belt wheel 603 is fixedly connected with the fixing ring 604 through a plurality of inclined plates B605, the lantern ring 601 and the sleeve 401 are concentrically arranged, the fixing ring 604 and the lantern ring 601 are concentrically arranged, the motor 602 is fixedly connected with a transverse plate B7, an output shaft of the motor 602 is in transmission connection with the belt wheel 603 through a belt 606, a plurality of rocking rods 607 are hinged to the outer part of the fixing ring 604, knocking blocks 608 are mounted at the lower ends of the rocking rods 607, the rocking rods 607 are in transmission connection with the special-shaped.
In the second embodiment, as shown in fig. 1 to 7, the clamping mechanism 3 includes a guide rail 301, a clamping block 302, a threaded rod B303 and a threaded sleeve B304, the guide rail 301 is fixedly connected to the connecting rod 2, the lower end of the clamping block 302 is slidably connected to the guide rail 301, the threaded sleeve B304 is fixedly connected to the outer end of the guide rail 301, one end of the threaded rod B303 is rotatably connected to the clamping block 302, and the other end of the threaded rod B303 penetrates through the threaded sleeve B304 and is in threaded connection therewith.
When the crucible or the seed crystal bracket is used, the crucible or the seed crystal bracket can be fixed by adjusting the clamping mechanism 3, the belt wheel 603 is driven to rotate by controlling the rotation of the motor 602, the fixing ring 604 is stressed to start rotating, the rocker 607 is driven to rotate, the rocker 607 can swing along the shape of the special-shaped wheel 411 when rotating, the knocking block 608 can knock the circumferential surface of the crucible when the rocker 607 swings, the quantity of the rockers 607 is large, the crucible can be stressed uniformly, the two wedge-shaped plates 410 are driven to approach each other by rotating the threaded rod A408, the stress plate 406 is extruded when the wedge-shaped plate 410 approaches the stress plate 406, the stress plate 406 drives the pressure rod 402 and the pressure plate 403 to extrude crystals, the two wedge-shaped plates 410 can be overlapped, and when the stress plate 406 is gradually extruded by the wedge-shaped plate 410, the pressure plate 403 generates slow and uniform pressure on the crystals.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a silicon carbide crystal takes off device, includes two supporting disks (1) and three connecting rod (2), its characterized in that: the three connecting rods (2) are positioned between the two supporting disks (1), and the upper end and the lower end of each connecting rod (2) are fixedly connected with one surfaces, close to the two supporting disks (1), respectively;
the lower ends of the three connecting rods (2) are respectively provided with a clamping mechanism (3), an extrusion mechanism (4) is arranged between the upper ends of the three connecting rods (2), the extrusion mechanism (4) is fixedly connected with the three connecting rods (2) through three transverse plates A (5), a knocking mechanism (6) is arranged between the three connecting rods (2), the knocking mechanism (6) is fixedly connected with the three connecting rods (2) through three transverse plates B (7), the knocking mechanism (6) is sleeved outside the extrusion mechanism (4), and the knocking mechanism (6) is in transmission connection with the extrusion mechanism (4);
the extrusion mechanism (4) comprises a sleeve (401), a compression bar (402), a pressure plate (403) and a spring (404), wherein the sleeve (401) is fixedly connected with one end of each of three transverse plates A (5) close to each other, the upper end of the compression bar (402) is inserted into the sleeve (401), the pressure plate (403) is fixedly connected with the lower end of the compression bar (402), a baffle (405) is sleeved outside the compression bar (402), the spring (404) is positioned below the baffle (405), the upper end of the spring (404) is fixedly connected with the bottom surface of the baffle (405), the lower end of the spring (404) is fixedly connected with the lower end of the sleeve (401), stress plates (406) are fixedly installed at the upper end of the compression bar (402) and the inner top wall of the sleeve (401), a fixing sleeve (407) is fixedly installed on the circumferential surface of the sleeve (401), a threaded rod A (408) is rotatably inserted into the, the front end and the rear end of the threaded rod A (408) are both in threaded sleeve connection with a threaded sleeve A (409), one end, close to each other, of each threaded sleeve A (409) is hinged to a wedge-shaped plate (410), one end, close to each other, of each wedge-shaped plate (410) penetrates through the sleeve (401) and is located between the two stress plates (406), the lower end of the sleeve (401) is provided with a special-shaped wheel (411), the special-shaped wheel (411) is sleeved on the outer portion of the pressing rod (402), the sleeve (401) is fixedly connected with the special-shaped wheel (411) through a plurality of inclined plates A (412), and the knocking mechanism (6) is in transmission connection with the special-shaped wheel;
knocking mechanism (6) includes lantern ring (601), motor (602), band pulley (603) and solid fixed ring (604), the one side fixed connection that lantern ring (601) and three diaphragm B (7) are close to each other, the lower extreme of band pulley (603) runs through lantern ring (601) and rotates rather than being connected, the bottom surface of band pulley (603) is through a plurality of swash plate B (605) and solid fixed ring (604) fixed connection, motor (602) and diaphragm B (7) fixed connection, the output shaft of motor (602) passes through belt (606) and is connected with band pulley (603) transmission, the outside of solid fixed ring (604) articulates there are a plurality of rocker (607), piece (608) are all installed to the lower extreme of rocker (607), a plurality of rocker (607) are connected with special-shaped wheel (411) transmission.
2. A silicon carbide crystal removal apparatus as defined in claim 1, wherein: clamping mechanism (3) include guide rail (301), clamp splice (302), threaded rod B (303) and thread bush B (304), guide rail (301) and connecting rod (2) fixed connection, the lower extreme and guide rail (301) sliding connection of clamp splice (302), the outer end fixed connection of thread bush B (304) and guide rail (301), the one end and the clamp splice (302) of threaded rod B (303) rotate to be connected, the other end of threaded rod B (303) runs through thread bush B (304) and rather than threaded connection.
3. A silicon carbide crystal removal apparatus as defined in claim 1, wherein: the surfaces, close to each other, of the two stress plates (406) are both conical surface structures, the ends, close to each other, of the two wedge-shaped plates (410) are both inclined surface tip-shaped structures, and the two wedge-shaped plates (410) are arranged in opposite directions.
4. A silicon carbide crystal removal apparatus as defined in claim 1, wherein: the special-shaped wheel (411) and the sleeve (401) are arranged concentrically, and the circumferential surface of the special-shaped wheel (411) is of a rugged structure.
5. A silicon carbide crystal removal apparatus as defined in claim 1, wherein: the lantern ring (601) and the sleeve (401) are arranged concentrically, and the fixing ring (604) and the lantern ring (601) are arranged concentrically.
6. A silicon carbide crystal removal apparatus as defined in claim 1, wherein: the middle position of the rocker (607) is rotatably connected with a roller (609), and the roller (609) is in contact with the circumferential surface of the special-shaped wheel (411).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011461283.1A CN112226814B (en) | 2020-12-14 | 2020-12-14 | Silicon carbide crystal taking-off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011461283.1A CN112226814B (en) | 2020-12-14 | 2020-12-14 | Silicon carbide crystal taking-off device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112226814A CN112226814A (en) | 2021-01-15 |
| CN112226814B true CN112226814B (en) | 2021-03-09 |
Family
ID=74123978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011461283.1A Active CN112226814B (en) | 2020-12-14 | 2020-12-14 | Silicon carbide crystal taking-off device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112226814B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871205A (en) * | 2022-04-25 | 2022-08-09 | 包头美科硅能源有限公司 | Mechanical structure device and method for conveniently smashing quartz crucible |
| CN114959901B (en) * | 2022-05-12 | 2024-01-19 | 连城凯克斯科技有限公司 | Crystal device is got to carborundum feeding |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09312245A (en) * | 1996-05-21 | 1997-12-02 | Hoya Corp | Thin-film-deposited substrate and manufacture thereof |
| CN203754852U (en) * | 2013-12-30 | 2014-08-06 | 上海朗兆机电设备有限公司 | Crystal-picking device for sapphire crystal furnace |
| CN105543981A (en) * | 2016-02-02 | 2016-05-04 | 北京华进创威电子有限公司 | Horizontal type cylindrical saw device used for fetching silicon carbide single crystal ingot |
| CN209669399U (en) * | 2018-11-21 | 2019-11-22 | 南京晶升能源设备有限公司 | Sapphire single-crystal clamping tooling |
| CN211005718U (en) * | 2019-08-20 | 2020-07-14 | 山东天岳先进材料科技有限公司 | Crystal taking-out device |
-
2020
- 2020-12-14 CN CN202011461283.1A patent/CN112226814B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09312245A (en) * | 1996-05-21 | 1997-12-02 | Hoya Corp | Thin-film-deposited substrate and manufacture thereof |
| CN203754852U (en) * | 2013-12-30 | 2014-08-06 | 上海朗兆机电设备有限公司 | Crystal-picking device for sapphire crystal furnace |
| CN105543981A (en) * | 2016-02-02 | 2016-05-04 | 北京华进创威电子有限公司 | Horizontal type cylindrical saw device used for fetching silicon carbide single crystal ingot |
| CN209669399U (en) * | 2018-11-21 | 2019-11-22 | 南京晶升能源设备有限公司 | Sapphire single-crystal clamping tooling |
| CN211005718U (en) * | 2019-08-20 | 2020-07-14 | 山东天岳先进材料科技有限公司 | Crystal taking-out device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112226814A (en) | 2021-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112226814B (en) | Silicon carbide crystal taking-off device | |
| CN202130111U (en) | Plate overturning device for crystalline silicon solar battery screen print equipment | |
| CN211937053U (en) | Auxiliary centrifugal tube clamping device for nitrogen blowing instrument | |
| CN117599648B (en) | Vero cell mixing device | |
| CN204251761U (en) | Thermal field structure of single crystal furnace | |
| CN217077779U (en) | Device capable of rotating to grow diamond | |
| CN215095196U (en) | Mold core mounting tool of injection mold | |
| CN213499379U (en) | Shearing mechanism is used in polyimide production and processing | |
| CN109571911A (en) | It is a kind of to cut bottleneck machine automatically | |
| CN213739777U (en) | Monocrystalline silicon crucible shedder | |
| CN110713151B (en) | Automatic pressure head device for capping machine | |
| CN204278273U (en) | For circular silicon rod being cut into the cutter sweep of square silicon rod | |
| CN115287628A (en) | Semiconductor diffusion furnace heat-preserving container and clamping device thereof | |
| CN111302330B (en) | Graphene material and preparation system and process thereof | |
| CN209408959U (en) | A kind of crucible cutting machine | |
| CN201136837Y (en) | Device for clamping lamp tubes | |
| CN221339499U (en) | Tractor with adjustable clamping size | |
| CN220538003U (en) | Preoxidation equipment for preoxidation fiber production | |
| CN214339864U (en) | Overspeed device tensioner of ice cream extrusion line | |
| CN215589646U (en) | Processing device of silicon carbide seed crystal | |
| CN220903285U (en) | Silicon carbide processing bracket | |
| CN204249123U (en) | For circular silicon rod being cut into the cutter sweep of square silicon rod | |
| CN221622659U (en) | Directional processingequipment of sapphire | |
| CN209082030U (en) | A kind of upward ejection charge pipe for EFG technique sapphire crystal growth | |
| CN206828677U (en) | Single crystal growing furnace charging silicon rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211126 Address after: 314000 Zhejiang 635 Jiaxing, Tongxiang, -1098, Wutong street, Zhenjiang Road, Fengrun international business center, room No. Patentee after: Jiaxing Chuansheng mechanical equipment Co.,Ltd. Address before: 264006 Zhujianglu Road Development Zone, Yantai, Shandong Province, No. 92 Patentee before: YANTAI ENGINEERING & TECHNOLOGY College |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230227 Address after: No. 1999-9, Zhouxi Road, Zhouxiang Town, Cixi City, Ningbo City, Zhejiang Province, 315000 Patentee after: Ningbo Hesheng New Material Co.,Ltd. Address before: 314000 Zhejiang 635 Jiaxing, Tongxiang, -1098, Wutong street, Zhenjiang Road, Fengrun international business center, room No. Patentee before: Jiaxing Chuansheng mechanical equipment Co.,Ltd. |