CN117298973B - Raw material mixing device for silicon carbide powder synthesis - Google Patents
Raw material mixing device for silicon carbide powder synthesis Download PDFInfo
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- CN117298973B CN117298973B CN202311609267.6A CN202311609267A CN117298973B CN 117298973 B CN117298973 B CN 117298973B CN 202311609267 A CN202311609267 A CN 202311609267A CN 117298973 B CN117298973 B CN 117298973B
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- 239000002994 raw material Substances 0.000 title claims abstract description 36
- 238000002156 mixing Methods 0.000 title claims abstract description 26
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 230000015572 biosynthetic process Effects 0.000 title claims description 4
- 238000003786 synthesis reaction Methods 0.000 title claims description 4
- 238000006243 chemical reaction Methods 0.000 claims abstract description 39
- 238000003756 stirring Methods 0.000 claims abstract description 29
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 9
- 230000007306 turnover Effects 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000003763 carbonization Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000011863 silicon-based powder Substances 0.000 description 1
- 238000005092 sublimation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71725—Feed mechanisms characterised by the means for feeding the components to the mixer using centrifugal forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
- B01F35/12—Maintenance of mixers using mechanical means
- B01F35/123—Maintenance of mixers using mechanical means using scrapers for cleaning mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a raw material mixing device for synthesizing silicon carbide powder, which relates to the technical field of silicon carbide powder production equipment and comprises a reaction frame, wherein a dispersing device and a removing device are arranged in an inner cavity of the reaction frame; the dispersing device comprises a circular plate, an arc plate, an annular plate, a guide plate, a baffle, a triangular plate and a contact rod, wherein the arc plate and the circular plate are respectively and slidably arranged on the rotating shaft, the annular plate is fixed at the top of the circular plate, and the inner wall of the annular plate is in sliding fit with the outer edge of the arc plate; the baffle is fixed at the edge of the circular plate, the baffle is fixed at the top of the circular plate and is positioned at the outer side of the circular plate; a plurality of triangular plates are fixed on the inner wall of the baffle, and through holes are formed in the bottoms of the baffles between adjacent triangular plates; the contact rod is fixed at the top of the arc-shaped plate, and the upper end of the contact rod is arc-shaped; the removing device comprises a bonding plate and a pushing component; the device fully mixes raw materials through the stirring rod, the dispersing device, the removing device and the moving device, and effectively improves the mixing efficiency of the raw materials.
Description
Technical Field
The invention relates to the technical field of silicon carbide powder production equipment, in particular to a raw material mixing device for synthesizing silicon carbide powder.
Background
Silicon carbide single crystals are one of the important third generation semiconductor materials, have excellent thermal properties, chemical stability and electrical properties, and are widely used in the application fields of high temperature and high pressure. At present, large-scale silicon carbide single crystal production is generally carried out by a sublimation method from silicon carbide powder, and how to improve the yield of the silicon carbide powder is a concern.
In a general ball mill mixing method, when raw materials are mixed, various different materials are required to be piled up and poured into a ball mill tank, and as the piled materials are difficult to separate rapidly due to the fact that the piling degree of the materials is large and a dispersing device is not arranged in the ball mill tank, the mixing time and the mixing effect of the raw materials are influenced.
Therefore, it is highly desirable to design a mixing device that avoids material accumulation.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art and provides a raw material mixing device for synthesizing silicon carbide powder.
The technical scheme of the invention is as follows: the raw material mixing device for synthesizing the silicon carbide powder comprises a reaction frame, wherein a motor is fixed at the top of the reaction frame, a rotating shaft is fixedly arranged at the output end of the motor, a plurality of stirring rods are fixed on the surface of the rotating shaft, and a feeding frame is fixedly arranged at the top of the reaction frame; a dispersing device and a removing device are arranged in the inner cavity of the reaction frame;
the dispersing device comprises a circular plate, an arc-shaped plate, an annular plate, a guide plate, a baffle plate, a triangular plate and a contact rod, wherein the arc-shaped plate and the circular plate are respectively and slidably arranged on the rotating shaft, the annular plate is fixed at the top of the circular plate, and the inner wall of the annular plate is in sliding fit with the outer edge of the arc-shaped plate; the baffle is fixed at the edge of the circular plate, and the baffle is fixed at the top of the circular plate and is positioned at the outer side of the circular plate; the triangular plates are fixed on the inner wall of the baffle in a circumferential array, and through holes are formed in the bottoms of the baffles between the adjacent triangular plates; the contact rod is fixed at the top of the arc-shaped plate, and the upper end of the contact rod is arc-shaped;
the removing device comprises a bonding plate and a pushing component.
Preferably, a first spring is arranged between the circular plate and the rotating shaft, and a second spring is arranged between the arc plate and the rotating shaft.
Preferably, the attaching plate is vertically arranged, and the lower end of the attaching plate is horizontally and slidably arranged at the outer end of the stirring rod; the pushing assembly comprises a pushing rod, an inclined rod, a fixing frame, a turning plate and a clamping block, one end of the inclined rod is fixed on the bonding plate, the upper end of the pushing rod is fixed at the bottom of the circular plate, and the lower end of the pushing rod is in sliding connection with the top of the inclined rod; the fixing frame is fixed on the surface of the bonding plate, the turning plate is rotatably arranged in the fixing frame, and the clamping block is fixed on the outer side of the fixing frame, so that the turning plate can only be opened inwards.
Preferably, a third spring is arranged between the attaching plate and the stirring rod, and a torsion spring is arranged on a rotating shaft between the turning plate and the fixing frame.
Preferably, a moving device is arranged on the stirring rod, the moving device comprises a sliding rod, the sliding rod vertically slides to penetrate through the stirring rod, a fourth spring is arranged between the sliding rod and the stirring rod, and a horizontal concave block is fixed on one side of the sliding rod; the top of the concave block is provided with a chute, the inner side of the bonding plate is fixedly provided with a horizontal extrusion rod, the bottom of the inner end of the extrusion rod is provided with a pressing block which is in sliding fit with the chute, the surface of the sliding rod is rotatably provided with a plurality of pushing plates, and the sliding rod is also provided with a limiting block for preventing the pushing plates from turning upwards; the bottom of the pushing plate is fixedly provided with a plurality of bifurcation plates.
Preferably, the bottom of the stirring rod is fixedly provided with a deflector rod, the bottom of the inner wall of the reaction frame is rotatably provided with a turnover plate, a spiral spring is arranged between the bottom of the turnover plate and the inner wall of the reaction frame, and the top of the turnover plate is fixedly provided with an arc-shaped block matched with the lower end of the deflector rod.
Compared with the prior art, the invention has the following advantages:
the device fully mixes the raw materials through the stirring rod, the dispersing device, the removing device and the moving device, so that the mixing efficiency of the raw materials is effectively improved;
when the arc plate moves up and down, the annular plate can intermittently block raw materials on the arc plate, so that the raw materials can uniformly move towards the edge of the arc plate, the effect of raw material dispersion is improved through the through holes on the triangular plate and the baffle plate, the raw materials can enter the reaction frame in a dispersed manner, and the raw materials are prevented from being accumulated together to enter the reaction frame to influence the mixing effect;
the adhesive plate can push the raw materials to separate from the inner wall of the reaction frame, so that the raw materials are prevented from adhering to the inner wall to influence mixing, meanwhile, when the fixing frame moves towards the inner wall of the reaction frame, the raw materials push away the turning plate, and when the fixing frame moves towards the direction away from the inner wall of the reaction frame, the clamping block can limit the turning plate to rotate, so that the turning plate and the fixing frame push the raw materials at the edge of the reaction frame to move towards the central position;
when the bonding plate moves, the extrusion rod can extrude the concave plate and the sliding rod to move downwards, the sliding rod can drive the pushing plate and the bifurcation plate to push the raw materials at the upper part to move downwards, so that the raw materials at the upper part are prevented from being accumulated at the upper part of the reaction frame, the raw materials at the bottom of the reaction frame cannot be mixed with the raw materials at the upper part, and meanwhile, the limiting block can not limit the pushing plate when the pushing plate moves upwards, so that the upward movement of the sliding rod is not influenced; the deflector rod can push the turnover plate to rotate downwards when contacting with the arc-shaped block, and the turnover plate can rotate upwards rapidly after the deflector rod is separated from the arc-shaped block, so that raw materials at the bottom can be pushed to move upwards.
Drawings
FIG. 1 is a schematic overall cross-sectional view of the present invention;
FIG. 2 is a schematic structural view of a dispersing device;
FIG. 3 is a schematic view of a removing device and a moving device;
fig. 4 is a schematic structural diagram of a mobile device.
In the figure: 1. reaction frame, 2, motor, 3, axis of rotation, 4, feeding frame, 5, circular plate, 6, guide plate, 7, baffle, 8, triangle-shaped board, 9, arc, 10, annular plate, 11, contact lever, 12, puddler, 13, laminating board, 14, push rod, 15, mount, 16, turn over board, 17, screens piece, 18, slide bar, 19, concave piece, 20, extrusion pole, 21, push plate, 22, bifurcation board, 23, stopper, 24, driving lever, 25, upset board, 26, arc piece, 27, diagonal lever.
Detailed Description
The invention is further illustrated by the following examples in connection with the accompanying drawings.
Example 1
Referring to fig. 1-3, a raw material mixing device for silicon carbide powder synthesis comprises a reaction frame 1, wherein a motor 2 is fixed at the top of the reaction frame 1, a rotating shaft 3 is fixedly arranged at the output end of the motor 2, a plurality of stirring rods 12 are fixed on the surface of the rotating shaft 3, and a feeding frame 4 is fixedly arranged at the top of the reaction frame 1; a dispersing device and a removing device are arranged in the inner cavity of the reaction frame 1.
The dispersing device comprises a circular plate 5, an arc-shaped plate 9, an annular plate 10, a guide plate 6, a baffle 7, a triangular plate 8 and a contact rod 11, wherein the arc-shaped plate 9 and the circular plate 5 are respectively and slidably arranged on the rotating shaft 3, the annular plate 10 is fixed at the top of the circular plate 5, and the inner wall of the annular plate is in sliding fit with the outer edge of the arc-shaped plate 9; the baffle 6 is fixed at the edge of the circular plate 5, the baffle 7 is fixed at the top of the circular plate 5 and is positioned at the outer side of the annular plate 10; a plurality of triangular plates 8 are fixed on the inner wall of the baffle 7 in a circumferential array, and through holes are formed in the bottoms of the baffles 7 between adjacent triangular plates 8; the contact rod 11 is fixed on the top of the arc-shaped plate 9, and the upper end of the contact rod is arc-shaped.
In more detail, a first spring is arranged between the circular plate 5 and the rotating shaft 3, and the circular plate 5 can be driven to reset through the first spring; a second spring is arranged between the arc-shaped plate 9 and the rotating shaft 3, and the arc-shaped plate 9 can be driven to reset through the second spring.
The removal device comprises an adhesive plate 13 and a pushing assembly.
The bonding plate 13 is vertically arranged, and the lower end of the bonding plate is horizontally and slidably arranged at the outer end of the stirring rod 12; the pushing assembly comprises a pushing rod 14, an inclined rod 27, a fixing frame 15, a turning plate 16 and a clamping block 17, one end of the inclined rod 27 is fixed on the laminating plate 13, the upper end of the pushing rod 14 is fixed at the bottom of the circular plate 5, and the lower end of the pushing rod is in sliding connection with the top of the inclined rod 27; the fixing frame 15 is fixed on the surface of the bonding plate 13, the turning plate 16 is rotatably arranged in the fixing frame 15, and the clamping block 17 is fixed on the outer side of the fixing frame 15, so that the turning plate 16 can only be opened inwards.
A third spring is arranged between the bonding plate 13 and the stirring rod 12, and the bonding plate 13 can be driven to reset through the third spring; a torsion spring is arranged on the rotating shaft between the turning plate 16 and the fixed frame 15.
During operation, in adding reaction frame 1 with raw and other materials from feeding frame 4, rotate through motor 2 drive axis of rotation 3, can drive circular plate 5 and arc 9 and rotate when axis of rotation 3 rotates, the inside raw and other materials of feeding frame 4 can flow to on the arc 9, can drive contact lever 11 and rotate when the arc 9 rotates, contact lever 11 rotates can be with the bottom contact of feeding frame 4, feeding frame 4 can promote contact lever 11 and make arc 9 downwardly moving, can remove the bottom of annular plate 10 when the arc 9 downwardly moving, annular plate 10 can play intermittent type to the raw and other materials on the arc 9 and block the effect, make raw and other materials can more dispersedly distribute on the arc 9, raw and other materials on the arc 9 can flow to on the circular plate 5 under the effect of centrifugal force, raw and other materials on the circular plate 5 can be discharged from the through-hole of baffle 7 bottom through the triangle 8, make raw and other materials get into reaction frame 1 inside dispersedly.
When the arc plate 9 moves downwards further, the circular plate 5 is pushed to move downwards, when the circular plate 5 moves downwards, the pushing rod 14 is driven to move downwards, the pushing rod 14 moves downwards and pushes the bonding plate 13 to move towards the inner wall of the reaction frame 1 through the inclined rod 27, so that the bonding plate 13 pushes raw materials to be separated from the inner wall of the reaction frame 1, and meanwhile, when the bonding plate 13 drives the fixing frame 15 to move towards the inner wall of the reaction frame 1, the raw materials push away the turning plate 16; after the pushing rod 14 is separated from the inclined rod 27, the third spring drives the bonding plate 13 to move in a direction away from the inner wall of the reaction frame 1, and at the moment, the clamping block 17 can carry out unidirectional limiting on the turning plate 16, so that the turning plate 16 pushes raw materials to move in a direction away from the inner wall of the reaction frame 1.
Example two
As a preferred embodiment of the present invention, the present embodiment adds a moving assembly on the basis of the first embodiment, specifically:
referring to fig. 1, 3 and 4, a moving device is arranged on the stirring rod 12 in the embodiment, the moving device comprises a sliding rod 18, the sliding rod 18 vertically slides through the stirring rod 12, a fourth spring is arranged between the sliding rod 18 and the stirring rod 12, and a horizontal concave block 19 is fixed on one side of the fourth spring; the top of the concave block 19 is provided with a chute, the inner side of the attaching plate 13 is fixed with a horizontal extrusion rod 20, the bottom of the inner end of the extrusion rod 20 is provided with a pressing block which is in sliding fit with the chute, the surface of the sliding rod 18 is rotatably provided with a plurality of pushing plates 21, and the sliding rod 18 is also provided with a limiting block 23 which prevents the pushing plates 21 from turning upwards; a plurality of bifurcation plates 22 are fixed to the bottom of the pusher plate 21.
In addition, a deflector rod 24 is fixedly arranged at the bottom of the stirring rod 12, a turnover plate 25 is rotatably arranged at the bottom of the inner wall of the reaction frame 1, a spiral spring is arranged between the bottom of the turnover plate 25 and the inner wall of the reaction frame 1, and an arc-shaped block 26 matched with the lower end of the deflector rod 24 is fixed at the top of the spiral spring.
When the reaction frame is in operation, the bonding plate 13 drives the extrusion rod 20 to move, the extrusion rod 20 pushes the concave block 19 and the slide bar 18 to move downwards through the pressing block when moving towards the inner wall of the reaction frame 1, meanwhile, the slide bar 18 drives the pushing plate 21 and the bifurcation plate 22 to move downwards, so that the pushing plate 21 and the bifurcation plate 22 push raw materials at the upper part of the reaction frame 1 to move downwards, and the pushing plate 21 is limited to overturn upwards through the limiting block 23; when the rotating shaft 3 rotates, the stirring rod 12 drives the stirring rod 24 to rotate, the stirring rod 24 contacts with the arc-shaped block 26, the stirring rod 24 pushes the arc-shaped block 26 and the turnover plate 25 to rotate downwards, and when the stirring rod 24 is separated from the arc-shaped block 26, the spiral spring rapidly pushes the turnover plate 25 to rotate upwards, and at the moment, the turnover plate 25 pushes the raw material at the bottom to move upwards.
Raw materials (carbon powder and silicon powder) are mixed by adopting the device in the embodiment, different charging sequences are arranged on the same device, and a mixture 1#, a mixture 2#, a mixture 3# and a mixture 4# are respectively prepared, and a ball mill mixing method is adopted to prepare a comparison mixture D1#, a comparison mixture D2# and a comparison mixture D3# according to the same mass ratio as the mixture. Under the condition of keeping the relevant contents of various technological parameters, personnel operation and the like except the mixed materials unchanged, all the mixed materials are used for synthesizing silicon carbide powder, and the specific implementation parameters are shown in the table 1.
TABLE 1 implementation parameters and results for different samples
。
The yield range of the mixture 1# -4#, obtained by adopting the mixing device of the embodiment, is 62.62-70.73% when the mixture is used for synthesizing silicon carbide powder, the synthesized silicon carbide powder is uniform in color distribution, only a small amount of carbonization is carried out at the crucible wall, the total mixing time is shortened by nearly 2/3, and the mixing efficiency is greatly improved. In addition, the second embodiment has a remarkably excellent effect compared with the first embodiment, and should be an optimal mixing device. The yield range of the mixture D1# -D3#, obtained in the comparative example, is 46.8-64.35% when the mixture is used for synthesizing silicon carbide powder, and when the mixing time is lower than 3 hours, the synthesized silicon carbide powder has more carbonization near the crucible wall and unevenly distributed gray pigment inside, so that the yield and quality of the product are reduced, and if the yield and quality of the product are maintained, the mixing time is greatly improved, and the mixing efficiency is greatly reduced. Therefore, the device can effectively improve the mixing efficiency of raw materials, and the obtained mixture has higher yield when being used for synthesizing the silicon carbide powder.
The present invention is not limited to the above-described embodiments, and various changes may be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and the contents after the changes still fall within the scope of the present invention.
Claims (2)
1. The raw material mixing device for synthesizing the silicon carbide powder comprises a reaction frame, wherein a motor is fixed at the top of the reaction frame, a rotating shaft is fixedly arranged at the output end of the motor, a plurality of stirring rods are fixed on the surface of the rotating shaft, and a feeding frame is fixedly arranged at the top of the reaction frame; the method is characterized in that: a dispersing device and a removing device are arranged in the inner cavity of the reaction frame;
the dispersing device comprises a circular plate, an arc-shaped plate, an annular plate, a guide plate, a baffle plate, a triangular plate and a contact rod, wherein the arc-shaped plate and the circular plate are respectively and slidably arranged on the rotating shaft, the annular plate is fixed at the top of the circular plate, and the inner wall of the annular plate is in sliding fit with the outer edge of the arc-shaped plate; the baffle is fixed at the edge of the circular plate, and the baffle is fixed at the top of the circular plate and is positioned at the outer side of the circular plate; the triangular plates are fixed on the inner wall of the baffle in a circumferential array, and through holes are formed in the bottoms of the baffles between the adjacent triangular plates; the contact rod is fixed at the top of the arc-shaped plate, and the upper end of the contact rod is arc-shaped; the arc plate rotates to drive the contact rod to rotate, the contact rod rotates to be in contact with the bottom of the feeding frame, and the feeding frame pushes the contact rod to enable the arc plate to move downwards;
the removing device comprises a bonding plate and a pushing component;
a first spring is arranged between the circular plate and the rotating shaft, and a second spring is arranged between the arc plate and the rotating shaft;
the lower end of the laminating plate is horizontally and slidably arranged at the outer end of the stirring rod; the pushing assembly comprises a pushing rod, an inclined rod, a fixing frame, a turning plate and a clamping block, one end of the inclined rod is fixed on the bonding plate, the upper end of the pushing rod is fixed at the bottom of the circular plate, and the lower end of the pushing rod is in sliding connection with the top of the inclined rod; the fixing frame is fixed on the surface of the bonding plate, the turning plate is rotatably arranged in the fixing frame, and the clamping block is fixed on the outer side of the fixing frame, so that the turning plate can only be opened inwards;
a third spring is arranged between the attaching plate and the stirring rod, and a torsion spring is arranged on a rotating shaft between the turning plate and the fixing frame;
the stirring rod is provided with a moving device, the moving device comprises a sliding rod, the sliding rod vertically slides and penetrates through the stirring rod, a fourth spring is arranged between the sliding rod and the stirring rod, and one side of the sliding rod is fixed with a horizontal concave block; the top of the concave block is provided with a chute, the inner side of the bonding plate is fixedly provided with a horizontal extrusion rod, the bottom of the inner end of the extrusion rod is provided with a pressing block which is in sliding fit with the chute, the surface of the sliding rod is rotatably provided with a plurality of pushing plates, and the sliding rod is also provided with a limiting block for preventing the pushing plates from turning upwards; the bottom of the pushing plate is fixedly provided with a plurality of bifurcation plates.
2. A raw material mixing apparatus for silicon carbide powder synthesis as claimed in claim 1, wherein: the stirring rod is characterized in that a deflector rod is fixedly arranged at the bottom of the stirring rod, a turnover plate is rotatably arranged at the bottom of the inner wall of the reaction frame, a spiral spring is arranged between the bottom of the turnover plate and the inner wall of the reaction frame, and an arc-shaped block matched with the lower end of the deflector rod is fixed at the top of the spiral spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311609267.6A CN117298973B (en) | 2023-11-29 | 2023-11-29 | Raw material mixing device for silicon carbide powder synthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311609267.6A CN117298973B (en) | 2023-11-29 | 2023-11-29 | Raw material mixing device for silicon carbide powder synthesis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117298973A CN117298973A (en) | 2023-12-29 |
| CN117298973B true CN117298973B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311609267.6A Active CN117298973B (en) | 2023-11-29 | 2023-11-29 | Raw material mixing device for silicon carbide powder synthesis |
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| Country | Link |
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| CN (1) | CN117298973B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506028A (en) * | 2012-06-28 | 2014-01-15 | 上海顺跃精密机械有限公司 | Rotary disperser |
| KR101797085B1 (en) * | 2017-08-07 | 2017-11-14 | 신우식품 주식회사 | Material feeder for manufacturing mixed powder |
| CN107376751A (en) * | 2017-08-30 | 2017-11-24 | 梁留伟 | One kind printing and dyeing device for mixing raw material |
| CN108031345A (en) * | 2017-12-20 | 2018-05-15 | 中山市雅乐思商住电器有限公司 | Mixer is used in rubber production |
| CN211936548U (en) * | 2019-12-31 | 2020-11-17 | 济宁信为建筑材料有限公司 | High-speed mixer is used in synthetic resin tile production |
-
2023
- 2023-11-29 CN CN202311609267.6A patent/CN117298973B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506028A (en) * | 2012-06-28 | 2014-01-15 | 上海顺跃精密机械有限公司 | Rotary disperser |
| KR101797085B1 (en) * | 2017-08-07 | 2017-11-14 | 신우식품 주식회사 | Material feeder for manufacturing mixed powder |
| CN107376751A (en) * | 2017-08-30 | 2017-11-24 | 梁留伟 | One kind printing and dyeing device for mixing raw material |
| CN108031345A (en) * | 2017-12-20 | 2018-05-15 | 中山市雅乐思商住电器有限公司 | Mixer is used in rubber production |
| CN211936548U (en) * | 2019-12-31 | 2020-11-17 | 济宁信为建筑材料有限公司 | High-speed mixer is used in synthetic resin tile production |
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| Publication number | Publication date |
|---|---|
| CN117298973A (en) | 2023-12-29 |
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