CN212493235U - Ball mill for grinding silicon carbide micro powder - Google Patents
Ball mill for grinding silicon carbide micro powder Download PDFInfo
- Publication number
- CN212493235U CN212493235U CN202022064851.6U CN202022064851U CN212493235U CN 212493235 U CN212493235 U CN 212493235U CN 202022064851 U CN202022064851 U CN 202022064851U CN 212493235 U CN212493235 U CN 212493235U
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- ball mill
- outer barrel
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- 239000000843 powder Substances 0.000 title claims abstract description 47
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 34
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 238000000227 grinding Methods 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 43
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 230000009467 reduction Effects 0.000 claims abstract description 14
- 238000013461 design Methods 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 10
- 238000000605 extraction Methods 0.000 abstract description 2
- 239000002585 base Substances 0.000 description 17
- 239000002245 particle Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910021486 amorphous silicon dioxide Inorganic materials 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 229910021418 black silicon Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010902 jet-milling Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000001238 wet grinding Methods 0.000 description 1
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Abstract
The utility model discloses a ball mill for grinding silicon carbide micro powder, which comprises a base, wherein a groove is arranged on the inner wall of the top end of the base, a rotating roller is arranged in the groove, a controller is arranged on the surface of one side of the base, and a driving motor and a reduction gear are arranged at the bottom of one side of the base; the powder discharging machine comprises an outer barrel, a material inlet, a material outlet, an inner barrel, a steel ball and a filtering device, wherein the material inlet and the material outlet are fixedly arranged at one end of the outer barrel, the material inlet is provided with an air inlet and a material port, a rotating lug and a transmission wheel ring are arranged on the surface of the outer barrel in a surrounding mode, a powder discharging machine, the material outlet and a material conveying channel are arranged at the other end of the outer barrel, the inner barrel is arranged inside. This kind of ball mill that carborundum miropowder ground was used, simple structure is reasonable, the modern design, and easy operation through including air intake and powder exhauster inside constitute one push away an air pressure of taking out, quick powder sieve extraction carborundum miropowder up to standard under filter equipment's supplementary has higher practical value.
Description
Technical Field
The utility model relates to a silicon micropowder production facility technical field specifically is a ball mill that carborundum miropowder ground usefulness.
Background
The silicon carbide micropowder refers to micron-sized silicon carbide micropowder which is subjected to ultrafine grinding and classification by using JZFZ equipment. The silicon carbide micro powder is mainly 1200# and 1500# and mainly used in the abrasive industry, so that the silicon carbide micro powder has special requirements on classification of the micro powder, and no large particles can appear in the micro powder, so that the silicon carbide micro powder meets the international and domestic product requirements, and JZF classification equipment is adopted for high-precision classification in general production. The domestic silicon carbide micro powder mainly comprises black silicon carbide micro powder and green silicon carbide micro powder.
The silicon carbide micro powder is an inorganic non-metallic material with no toxicity, no smell and no pollution. Because of its excellent properties of good temperature resistance, acid and alkali corrosion resistance, high thermal conductivity, high insulation, low expansion, stable chemical properties, large hardness and the like, it is widely used in the fields of chemical industry, electronics, Integrated Circuits (IC), electrical appliances, plastics, coatings, high-grade paints, rubbers, national defense and the like. With the rapid development of the high-tech field, the silicon carbide micro powder will step into a new historical development period.
The silicon carbide micro powder is prepared by processing natural quartz (SiO2) or fused quartz (amorphous SiO2 obtained by melting and cooling natural quartz at high temperature) through multiple processes such as crushing, ball milling (or vibration and jet milling), flotation, acid cleaning and purification, high-purity water treatment and the like. The ball mill is the key equipment for crushing the materials after the materials are crushed. This type of mill is provided with a number of steel balls as grinding media in the barrel.
It is widely used in the production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like, and is used for dry or wet grinding of various ores and other grindable materials. The ball mill is suitable for grinding various ores and other materials, is widely used in the industries of mineral separation, building materials, chemical industry and the like, and can be divided into a dry type ore grinding mode and a wet type ore grinding mode. According to different ore discharge modes, the method can be divided into a lattice type and an overflow type.
After the existing ball mill grinds for a period of time, the silicon carbide micro powder with the qualified particle size and the silicon carbide micro powder with the unqualified particle size are mixed together, and screening is needed during final discharging, so that the grinding effect is not good enough, and the grinding efficiency is low. Therefore, we improve the problem and propose a ball mill for grinding silicon carbide micro powder.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a ball mill for grinding silicon carbide micropowder, which comprises a base, wherein the inner wall of the top end of the base is provided with a groove, a rotating roller is arranged inside the groove, a controller is arranged on the surface of one side of the base, and a driving motor and a reduction gear are arranged at the bottom of one side of the base;
the outer barrel, the one end fixed mounting of outer barrel has feed inlet and sealed axle, the feed inlet is provided with air intake and material mouth, the surface of outer barrel is encircleed and is installed rotatory lug and driving wheel ring, powder exhauster, discharge gate and defeated material passageway are installed to the other end of outer barrel, the internally mounted of outer barrel has interior barrel, the inside of interior barrel is provided with steel ball and filter equipment, filter equipment is provided with fine filter screen, group's filter screen and feed back passageway.
As a preferred technical scheme of the utility model, the top center of base is provided with the arc wall and is provided with two sets ofly, the recess is the arc and inlays to establish and install on base arc wall, change the roller and be provided with a plurality of groups and every group and install the inside at the recess through being provided with the pivot, rotatory lug is the annular design and is provided with two sets of symmetrical welding and installs the surperficial both sides edge at outer barrel, outer barrel passes through the recess surface of rotatory lug block installation on the base, just rotatory lug with change roller sliding connection.
As a preferred technical scheme of the utility model, the surface of driving wheel ring is provided with a plurality of groups tooth's socket and is the surperficial one side middle part of annular welding installation at outer barrel, driving motor and reduction gear all are provided with shell protection and fixed welding and install in one side bottom of base, driving motor's output and reduction gear transmission are connected, reduction gear is connected with the driving wheel ring transmission.
As a preferred technical scheme of the utility model, the inside at outer barrel is installed to interior barrel, the feed inlet runs through outer barrel through sealed axle and communicates to interior barrel, two sets of passageways just are material mouth and air intake respectively about the middle part of feed inlet is provided with, material mouth and material pipe connection, the air intake is connected with the air-blower.
As a preferred technical scheme of the utility model, filter equipment is that side hourglass hopper-shaped design and middle part bore progressively reduce to the discharge gate size, the surface of thin filter screen and coarse filter screen all is provided with metal frame protection and fixed inlays to establish and installs in filter equipment's middle part opening, filter equipment's middle part opening is in the discharge gate intercommunication, the feed back passageway is the arc design and is provided with a plurality of groups and inlays to establish and install on filter equipment's inner wall, the one end of feed back passageway is located between thin filter screen and the coarse filter screen and the inside intercommunication of the other end and interior barrel.
As an optimal technical scheme of the utility model, the powder exhauster passes through metal crate fixed mounting in the other end bottom of outer barrel, defeated material passageway fixed mounting just communicates with discharge gate and storage box on the top of powder exhauster.
As an optimal technical scheme of the utility model, the solid spheroid that the steel ball was made by stainless steel metal material just is provided with the inside that a plurality of groups installed at interior barrel, the surface of controller is provided with display screen and button.
The utility model has the advantages that: the ball mill for grinding the silicon carbide micro powder is provided with a negative pressure formed by connecting an air inlet and an air blower, and materials in a primary auxiliary material port are mixed and sent to an inner cylinder for processing, so that the blocking condition of the materials is reduced; the device is provided with a filtering device consisting of a fine filtering net, a coarse filtering net and a feed back channel, and the silicon carbide micro powder with the qualified grain size and the silicon carbide micro powder with the unqualified grain size are finely screened for multiple times; through being equipped with powder exhauster, defeated material passageway and discharge gate further absorb in the barrel by the powdered carborundum miropowder of steel ball processing up to standard to aerify the promotion and delivered to filter equipment to powdered carborundum miropowder in for interior barrel through the air intake, extract by the auxiliary extraction of powder exhauster again, thereby improve device processing carborundum miropowder efficiency, simple structure is reasonable, the modern design, easy operation has higher practical value.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a perspective view of a ball mill for grinding fine silicon carbide powder according to the present invention;
FIG. 2 is a sectional view of the inside of a ball mill for grinding fine silicon carbide powder according to the present invention;
FIG. 3 is a side view of a base of a ball mill for grinding fine silicon carbide powder according to the present invention.
In the figure: 1. a base; 2. an outer cylinder; 3. a feed inlet; 4. a seal shaft; 5. rotating the projection; 6. a drive motor; 7. a reduction gear; 8. a controller; 9. a driving wheel ring; 10. an inner cylinder; 11. a material port; 12. an air inlet; 13. a steel ball; 14. a filtration device; 15. a powder discharging machine; 16. a discharge port; 17. a fine filter screen; 18. a coarse filter screen; 19. a material conveying channel; 20. a feed back channel; 21. a groove; 22. and (5) rotating the roller.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-3, the ball mill for grinding silicon carbide micropowder of the present invention comprises a base 1, wherein a groove 21 is provided on the inner wall of the top end of the base 1, a roller 22 is installed inside the groove 21, a controller 8 is installed on the surface of one side of the base 1, and a driving motor 6 and a reduction gear 7 are installed on the bottom of one side of the base 1;
the device comprises an outer barrel 2, wherein a feed inlet 3 and a sealing shaft 4 are fixedly mounted at one end of the outer barrel 2, the feed inlet 3 is provided with an air inlet 12 and a material port 11, a rotary lug 5 and a transmission wheel ring 9 are mounted on the surface of the outer barrel 2 in a surrounding manner, a powder exhauster 15, a discharge outlet 16 and a material conveying channel 19 are mounted at the other end of the outer barrel 2, an inner barrel 10 is mounted inside the outer barrel 2, a steel ball 13 and a filtering device 14 are arranged inside the inner barrel 10, and the filtering device 14 is provided with a fine filtering net 17, a group filtering net 18 and a return channel 20.
Wherein, base 1's top center is provided with the arc wall and is provided with two sets ofly, and recess 21 is the arc and inlays to establish and install on base 1 arc wall, changes roller 22 and is provided with a plurality of groups and every group and installs the inside at recess 21 through being provided with the pivot, and rotatory lug 5 is the annular design and is provided with two sets of symmetry welding and installs the surface both sides edge at outer barrel 2, and outer barrel 2 is installed the recess 21 surface on base 1 through rotatory lug 5 blocks, and rotatory lug 5 and commentaries on classics roller 22 sliding connection.
Wherein, the surface of driving wheel ring 9 is provided with a plurality of groups of tooth's socket and is annular welded installation in the middle part of the surperficial one side of outer barrel 2, and driving motor 6 and reduction gear 7 all are provided with shell protection and fixed welded installation in one side bottom of base 1, and driving motor 6's output and reduction gear 7 transmission are connected, and reduction gear 7 and driving wheel ring 9 transmission are connected.
Wherein, interior barrel 10 is installed in the inside of outer barrel 2, and feed inlet 3 runs through outer barrel 2 through sealed axle 4 and communicates to interior barrel 10, and feed inlet 3's middle part is provided with upper and lower two sets of passageways and is material mouth 11 and air intake 12 respectively, and material mouth 11 and material pipe connection, air intake 12 and air-blower connection.
Wherein, filter equipment 14 is the side and leaks hopper-shaped design and the middle part bore progressively reduces to discharge gate 16 size, the surface of fine filtration net 17 and coarse filtration net 18 all is provided with metal frame protection and fixed inlays to establish and install in filter equipment 14 middle part opening, filter equipment 14's middle part opening is in discharge gate 16 intercommunication, feed back passageway 20 is the arc design and is provided with a plurality of groups and inlays to establish and install on filter equipment 14's inner wall, feed back passageway 20's one end is located between fine filtration net 17 and the coarse filtration net 18 and the other end and the inside intercommunication of interior barrel 10, filter equipment 14 sets up and is used for powder sieve carborundum miropowder.
Wherein, the powder discharging machine 15 is fixedly arranged at the bottom of the other end of the outer cylinder 2 through a metal frame, the material conveying channel 19 is fixedly arranged at the top end of the powder discharging machine 15 and is communicated with the material outlet 16 and the storage box, and the powder discharging machine 15 is arranged for extracting the formed silicon carbide micro powder.
Wherein, the steel ball 13 is the solid spheroid that the stainless steel metal material made and is provided with the inside that a plurality of groups installed at interior barrel 10, and the surface of controller 8 is provided with display screen and button, and the setting of controller 8 is used for controlling means to operate.
The working principle is as follows: when the device is used, the device is started to operate through the controller 8, the device is connected with an air blower and a feeding channel through the feeding port 3, the negative pressure formed by connecting the air inlet 12 and the air blower is formed, materials in the primary auxiliary material port 11 are mixed and sent to the inner cylinder 10 to be processed, the material blocking condition is reduced, the filtering device 14 consisting of the fine filtering net 17, the coarse filtering net 18 and the material returning channel 20 is used for finely screening silicon carbide micro powder with the qualified particle size and silicon carbide micro powder with the unqualified particle size for multiple times, the powder discharging channel 15, the material conveying channel 19 and the material discharging port 16 are arranged to further absorb the silicon carbide micro powder processed into the powder with the qualified particle size by the steel ball 13 in the inner cylinder 10, the silicon carbide micro powder which is processed into the powder is pushed to be sent to the filtering device 14 by inflating the air inlet 12 and then is extracted by the powder discharging machine 15 in an, simple structure is reasonable, the modern design, and easy operation has higher practical value.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A ball mill for grinding silicon carbide micropowder is characterized by comprising:
the device comprises a base (1), wherein a groove (21) is formed in the inner wall of the top end of the base (1), a rotating roller (22) is installed inside the groove (21), a controller (8) is installed on the surface of one side of the base (1), and a driving motor (6) and a reduction gear (7) are installed at the bottom of one side of the base (1);
outer barrel (2), the one end fixed mounting of outer barrel (2) has feed inlet (3) and sealed axle (4), feed inlet (3) are provided with air intake (12) and material mouth (11), the surface of outer barrel (2) is encircleed and is installed rotatory lug (5) and transmission wheel ring (9), powder exhauster (15), discharge gate (16) and defeated material passageway (19) are installed to the other end of outer barrel (2), barrel (10) in the internally mounted of outer barrel (2), the inside of interior barrel (10) is provided with steel ball (13) and filter equipment (14), filter equipment (14) are provided with fine filter screen (17), group filter screen (18) and feed back passageway (20).
2. The ball mill according to claim 1, wherein the ball mill comprises:
the top center of base (1) is provided with the arc wall and is provided with two sets ofly, recess (21) are the arc and inlay to establish and install on base (1) arc wall, change roller (22) and be provided with a plurality of groups and every group and install the inside at recess (21) through being provided with the pivot, rotatory lug (5) are the annular design and are provided with two sets of symmetrical welding and install the surperficial both sides edge at outer barrel (2), outer barrel (2) are installed recess (21) surface on base (1) through rotatory lug (5) block, just rotatory lug (5) with change roller (22) sliding connection.
3. The ball mill according to claim 1, wherein the ball mill comprises:
the surface of driving wheel ring (9) is provided with a plurality of groups's tooth's socket and is the surface one side middle part of annular welding installation at outer barrel (2), driving motor (6) and reduction gear (7) all are provided with shell protection and fixed welding and install in one side bottom of base (1), the output and the reduction gear (7) transmission of driving motor (6) are connected, reduction gear (7) are connected with driving wheel ring (9) transmission.
4. The ball mill according to claim 1, wherein the ball mill comprises:
interior barrel (10) are installed in the inside of outer barrel (2), feed inlet (3) run through outer barrel (2) through sealed axle (4) and feed to interior barrel (10), the middle part of feed inlet (3) is provided with two sets of passageways from top to bottom and is material mouth (11) and air intake (12) respectively, material mouth (11) and material pipe connection, air intake (12) are connected with the air-blower.
5. The ball mill according to claim 1, wherein the ball mill comprises:
filter equipment (14) are side and leak hopper-shaped design and middle part bore and progressively reduce to discharge gate (16) size, the surface of fine filtration net (17) and coarse filtration net (18) all is provided with metal frame protection and fixed inlays to establish and installs in the middle part opening of filter equipment (14), the middle part opening and discharge gate (16) intercommunication of filter equipment (14), feed back passageway (20) are the arc design and are provided with a plurality of groups and inlay to establish and install on the inner wall of filter equipment (14), the one end of feed back passageway (20) is located between fine filtration net (17) and coarse filtration net (18) and the other end and interior barrel (10) inside intercommunication.
6. The ball mill according to claim 1, wherein the ball mill comprises:
powder discharge machine (15) pass through metal crate fixed mounting in the other end bottom of outer barrel (2), defeated material passageway (19) fixed mounting is on the top of powder discharge machine (15) and with discharge gate (16) and storage box intercommunication.
7. The ball mill according to claim 1, wherein the ball mill comprises:
the steel ball (13) is a solid sphere made of stainless steel metal materials and is provided with a plurality of groups of solid spheres arranged inside the inner cylinder body (10), and a display screen and a button are arranged on the surface of the controller (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022064851.6U CN212493235U (en) | 2020-09-21 | 2020-09-21 | Ball mill for grinding silicon carbide micro powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022064851.6U CN212493235U (en) | 2020-09-21 | 2020-09-21 | Ball mill for grinding silicon carbide micro powder |
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| Publication Number | Publication Date |
|---|---|
| CN212493235U true CN212493235U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022064851.6U Expired - Fee Related CN212493235U (en) | 2020-09-21 | 2020-09-21 | Ball mill for grinding silicon carbide micro powder |
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| Country | Link |
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| CN (1) | CN212493235U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044536A (en) * | 2020-09-21 | 2020-12-08 | 连云港市沃鑫高新材料有限公司 | Ball mill for grinding silicon carbide micropowder |
| CN113798019A (en) * | 2021-09-16 | 2021-12-17 | 安徽开林新材料股份有限公司 | Powder grinding and screening device for producing steel surface repairing agent |
-
2020
- 2020-09-21 CN CN202022064851.6U patent/CN212493235U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044536A (en) * | 2020-09-21 | 2020-12-08 | 连云港市沃鑫高新材料有限公司 | Ball mill for grinding silicon carbide micropowder |
| CN112044536B (en) * | 2020-09-21 | 2024-03-05 | 连云港市沃鑫高新材料有限公司 | Ball mill for grinding silicon carbide micropowder |
| CN113798019A (en) * | 2021-09-16 | 2021-12-17 | 安徽开林新材料股份有限公司 | Powder grinding and screening device for producing steel surface repairing agent |
| CN113798019B (en) * | 2021-09-16 | 2023-09-29 | 安徽开林新材料股份有限公司 | Powder grinding and sieving device for producing steel surface repairing agent |
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