CN109467088A - A kind of device of the depth extraction silicon carbide micro-powder from grinding iron charge - Google Patents

A kind of device of the depth extraction silicon carbide micro-powder from grinding iron charge Download PDF

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Publication number
CN109467088A
CN109467088A CN201811599765.6A CN201811599765A CN109467088A CN 109467088 A CN109467088 A CN 109467088A CN 201811599765 A CN201811599765 A CN 201811599765A CN 109467088 A CN109467088 A CN 109467088A
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silicon carbide
powder
electromagnet adsorption
adsorption plate
iron charge
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CN201811599765.6A
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CN109467088B (en
Inventor
王坤
谢泉
肖清泉
张晋敏
马家君
王立
贺腾
施建磊
王新悦
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Guizhou University
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Guizhou University
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    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/90Carbides
    • C01B32/914Carbides of single elements
    • C01B32/956Silicon carbide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00Magnetic separation
    • B03C1/02Magnetic separation acting directly on the substance being separated
    • B03C1/10Magnetic separation acting directly on the substance being separated with cylindrical material carriers
    • B03C1/12Magnetic separation acting directly on the substance being separated with cylindrical material carriers with magnets moving during operation; with movable pole pieces

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Non-Mechanical Conveyors (AREA)

Abstract

The invention discloses a kind of devices of depth extraction silicon carbide micro-powder from grinding iron charge, it includes conveyer mechanism and the lower hopper on the upside of conveyer mechanism, the conveyer mechanism and lower hopper are supported on the ground by bracket, roller frame is bolted on the side wall of the lower hopper, the bottom end of the roller frame is equipped with subdivision from electromagnet adsorption roller by support shaft, mounting bracket is bolted on another side wall of the lower hopper, the top of the mounting bracket is connected with crude separation electromagnet adsorption plate by pin shaft, dispersion convex block is evenly arranged on the upper surface of the crude separation electromagnet adsorption plate, pillar is welded on the side wall of the mounting bracket, buffer spring is supported by between the pillar and crude separation electromagnet adsorption plate, the crude separation electromagnet adsorption plate lower surface is provided with vibrating mechanism far from one end of pin shaft;The problem of extraction solved for silicon carbide is not thorough enough, influences the quality of iron powder finished product.

Description

A kind of device of the depth extraction silicon carbide micro-powder from grinding iron charge
Technical field
The present invention relates to iron powder technical field of refinement, specially a kind of depth extraction silicon carbide micro-powder from grinding iron charge Device.
Background technique
Silicon carbide (SiC) also known as diamond dust are to use quartz sand, petroleum coke (or coal tar), sawdust (when production green silicon carbide Need plus salt) etc. raw materials formed by resistance furnace pyrolytic semlting.There is also rare mineral, Mo Sang in the Nature for silicon carbide Stone.Silicon carbide is also known as moissanite.In the non-oxidized substances high-tech refractory raw material such as contemporary C, N, B, silicon carbide be it is most widely used, Most economical one kind is properly termed as corundum or fire sand.At present Chinese industrial production silicon carbide be divided into black silicon carbide and Two kinds of green silicon carbide, be hexagonal, and specific gravity is 3.20~3.25, and microhardness is 2840~3320kg/mm2.
Currently, green silicon carbide uses wet ball grinding, iron charge largely containing green silicon carbide powder will be generated, it is this Amount in iron charge containing green silicon carbide powder will usually reach 50% or more.Silicon carbide micro-powder contained by iron charge per ton overbalances six Thousand yuan, and the price of iron charge is per ton can only buy 150 yuan, the reason is that iron content is too low.So must be from wherein by valuable carbon SiClx micro mist puts forward, and also can be improved the iron content of iron charge in this way.
Such as China Patent Publication No. is that CN206955647U discloses a kind of depth extraction silicon carbide from grinding iron charge The device of micro mist, described device include iron charge agitating device, anti-iron charge settler, feeding-distribution device and silicon carbide micro-powder precipitating Pond, iron charge agitating device starch circulating pump by iron charge and enter iron charge agitating device, iron charge stirring dress through iron charge slurry circulation line It sets and enters feeding-distribution device through iron charge slurry flow guiding inclined plate, feeding-distribution device passes through silicon carbide slurry splicing funnel, iron charge splicing leakage respectively Bucket is connect with silicon carbide micro-powder precipitation pond, iron charge agitator;The present invention efficiently solves existing green silicon carbide using wet process Ball milling, the amount of silicon carbide-containing micro mist will usually reach 50% or more in iron charge, to cause the waste problem of resource.
But it is when in use, is merely able to most separation by single-trial extraction, it is not thorough enough for the extraction of silicon carbide Bottom influences the quality of iron powder finished product.
Summary of the invention
The purpose of the present invention is to provide a kind of devices of depth extraction silicon carbide micro-powder from grinding iron charge, on solving It states the existing extraction element proposed in background technique when in use, most separation is merely able to by single-trial extraction, for The problem of extraction of silicon carbide is not thorough enough, influences the quality of iron powder finished product.
Technical solution of the present invention:
It is a kind of from grinding iron charge in depth extraction silicon carbide micro-powder device, it include conveyer mechanism and be located at conveyer mechanism The lower hopper of upside, the conveyer mechanism and lower hopper are supported on the ground, on the side wall of the lower hopper by bracket It is bolted with roller frame, the bottom end of the roller frame is equipped with by support shaft to be segmented from electromagnet adsorption roller, the lower hopper Mounting bracket is bolted on another side wall, the top of the mounting bracket is connected with crude separation electromagnet adsorption plate by pin shaft, It is evenly arranged with dispersion convex block on the upper surface of the crude separation electromagnet adsorption plate, is welded on the side wall of the mounting bracket Pillar, is supported by buffer spring between the pillar and crude separation electromagnet adsorption plate, under the crude separation electromagnet adsorption plate Surface is provided with vibrating mechanism far from one end of pin shaft.
The inner cavity radially installed of lower hopper has shaft, and dispersion roller is provided on the outer wall of shaft.
Disperse on the outer wall of roller to be evenly arranged with dispersion guide plate.
The bottom end of lower hopper is provided with discharging flat mouth.
The rectangular shape of mounting bracket, and the right angle bending place of mounting bracket is provided with reinforcing rib bar.
Crude separation electromagnet adsorption plate is installed in right low left high tilting, and low level one end of crude separation electromagnet adsorption plate is in Closing.
Vibrating mechanism includes driving motor and the eccentric block for being socketed in driving motor output shaft.
Segmenting the distance between bottom end and conveyer mechanism upper surface from electromagnet adsorption roller is 1-4mm.
The beneficial effects of the present invention are:
1) setting for passing through crude separation electromagnet adsorption plate, can largely separate iron powder and carborundum powder, and by dividing The setting for dissipating convex block avoids iron powder and carborundum powder from agglomerating;
2) by the setting of discharging flat mouth, so that being laid on conveyer mechanism in flat for iron powder and carborundum powder, keeps away Exempt to be laid with thicker and cause to extract halfway situation;
3) setting by subdivision from electromagnet adsorption roller further separates, to improve centrifugation.
The problem of extraction that the present invention is solved for silicon carbide is not thorough enough, influences the quality of iron powder finished product.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the inner-cavity structure schematic diagram of lower hopper of the present invention;
Fig. 3 is the structural schematic diagram of crude separation electromagnet adsorption plate of the present invention.
In figure: 1 conveyer mechanism, 2 lower hoppers, 3 dispersion rollers, 4 discharging flat mouthes, 5 roller framves, 6 are segmented to be adsorbed from electromagnet Roller, 7 mounting brackets, 8 crude separation electromagnet adsorption plates, 9 dispersion convex blocks, 10 buffer springs, 11 pillars.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top", The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with Specific orientation construction and operation, therefore be not considered as limiting the invention.
Embodiment:
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of dress of the depth extraction silicon carbide micro-powder from grinding iron charge It sets, the lower hopper 2 including conveyer mechanism 1 and positioned at 1 upside of conveyer mechanism, conveyer mechanism 1 and lower hopper 2 pass through branch Frame supports on the ground, roller frame 5 is bolted on the side wall of lower hopper 2, the bottom end of roller frame 5 is equipped with subdivision by support shaft From electromagnet adsorption roller 6, mounting bracket 7 is bolted on another side wall of lower hopper 2, the top of mounting bracket 7 is connected by pin shaft It is connected to crude separation electromagnet adsorption plate 8, dispersion convex block 9, installation are evenly arranged on the upper surface of crude separation electromagnet adsorption plate 8 It is welded with pillar 11 on the side wall of bracket 7, is supported by buffer spring 10 between pillar 11 and crude separation electromagnet adsorption plate 8, slightly It separates 8 lower surface of electromagnet adsorption plate and one end of pin shaft is provided with vibrating mechanism 12.
Lower hopper 2 passes through the supporting leg fixed on the ground and is supported;Wherein, the inner cavity radially installed of lower hopper 2 has Shaft, and dispersion roller 3 is provided on the outer wall of shaft, play the role of separating iron powder and carborundum powder, disperses the outer wall of roller 3 On be evenly arranged with dispersion guide plate, under the iron powder and carborundum powder percussion of inflow, play to iron powder and carborundum powder point From effect, the bottom end of lower hopper 2 be provided with discharging flat mouth 4, the rectangular shape of mounting bracket 7, and mounting bracket 7 right angle bending Place is provided with reinforcing rib bar, plays the role of reinforcement, and crude separation electromagnet adsorption plate 8 is installed in right low left high tilting, in weight It falls automatically under the action of power, and low level one end of crude separation electromagnet adsorption plate 8 is in closing, avoids trickling down, vibrating mechanism 12 include driving motor and the eccentric block for being socketed in driving motor output shaft, segments the bottom end from electromagnet adsorption roller 6 and transmission The distance between band 1 upper surface of mechanism is 4-4mm, and preferential selection distance is 2mm;Selection is at 2 millimeters, it can be ensured that segments from electricity Magnet adsorption roller 6 can adsorb the iron powder in the carborundum powder on conveyer mechanism 1 completely, to improve the purity of carborundum powder, Using above-mentioned apparatus, the purity of carborundum powder can reach 90% or more, be much higher than the purity of the prior art.
Lower hopper 2: being mounted on upside one end of conveyer mechanism 1 by bracket by working principle, by crude separation electromagnet It adsorption plate 8 and segments from the structure on electromagnet adsorption roller 6 being in-built electrical magnet, and crude separation electromagnet adsorption plate 8 and thin Separation electromagnet adsorption roller 6 is made by iron, and unsegregated iron powder and carborundum powder are fallen in crude separation electromagnet adsorption plate 8 Upper surface on, slide to the right under gravity, by disperse convex block 9 effect avoid mixture from agglomerating, driving motor Eccentric block rotation is driven after energization, eccentric block rotation will drive the fluctuation of crude separation electromagnet adsorption plate 8, in the work of buffer spring 10 With enabling pin shaft of the crude separation electromagnet adsorption plate 8 under it back and forth to swing up and down, increases falling speed, falling Effect iron powder in journey by magnetic-adsorption is attracted on crude separation electromagnet adsorption plate 8, silicon carbide can not be adsorbed from And it falls in lower hopper 2;
Continue to fall in gravity, and impact dispersion 3 surface of roller, so that the powder continuation fallen is dispersed, passes through the flat mouth 4 that discharges Powder is fallen on the surface of conveyer mechanism 1, and transmitted to the right under the driving of conveyer mechanism 1, segmented and inhaled from electromagnet Attached roller 6 is located on the upper surface of conveyer mechanism 1, and the lower rotation of frictional force effect for the powder being on conveyer mechanism 1, carefully Separation electromagnet adsorption roller 6 will be mixed in iron powder adsorption a small amount of in carborundum powder, improve the precision of silicon carbide powder.

Claims (8)

1. it is a kind of from grinding iron charge in depth extraction silicon carbide micro-powder device, it include conveyer mechanism (1) and be located at transmission With the lower hopper (2) on the upside of mechanism (1), the conveyer mechanism (1) and lower hopper (2) are supported on the ground by bracket, It is characterized by: being bolted with roller frame (5) on the side wall of the lower hopper (2), the bottom end of the roller frame (5) passes through support shaft Subdivision is installed from electromagnet adsorption roller (6), is bolted with mounting bracket (7), the peace on another side wall of the lower hopper (2) The top of dress bracket (7) is connected with crude separation electromagnet adsorption plate (8), the crude separation electromagnet adsorption plate (8) by pin shaft Upper surface on be evenly arranged with dispersion convex block (9), be welded with pillar (11), the branch on the side wall of the mounting bracket (7) It is supported by between column (11) and crude separation electromagnet adsorption plate (8) buffer spring (10), the crude separation electromagnet adsorption plate (8) Lower surface is provided with vibrating mechanism (12) far from one end of pin shaft.
2. a kind of device of depth extraction silicon carbide micro-powder from grinding iron charge according to claim 1, it is characterised in that: The inner cavity radially installed of lower hopper (2) has shaft, and dispersion roller (3) is provided on the outer wall of shaft.
3. a kind of device of depth extraction silicon carbide micro-powder from grinding iron charge according to claim 2, it is characterised in that: Disperse on the outer wall of roller (3) to be evenly arranged with dispersion guide plate.
4. a kind of device of depth extraction silicon carbide micro-powder from grinding iron charge according to claim 1, it is characterised in that: The bottom end of lower hopper (2) is provided with discharging flat mouth (4).
5. a kind of device of depth extraction silicon carbide micro-powder from grinding iron charge according to claim 1, it is characterised in that: Mounting bracket (7) rectangular shape, and the right angle bending place of mounting bracket (7) is provided with reinforcing rib bar.
6. a kind of device of depth extraction silicon carbide micro-powder from grinding iron charge according to claim 1, it is characterised in that: Crude separation electromagnet adsorption plate (8) is installed in right low left high tilting, and low level one end of crude separation electromagnet adsorption plate (8) is in receipts Mouth shape.
7. a kind of device of depth extraction silicon carbide micro-powder from grinding iron charge according to claim 1, it is characterised in that: Vibrating mechanism (12) includes driving motor and the eccentric block for being socketed in driving motor output shaft.
8. a kind of device of depth extraction silicon carbide micro-powder from grinding iron charge according to claim 1, it is characterised in that: The distance between the bottom end segmented from electromagnet adsorption roller (6) and conveyer mechanism (1) upper surface are 1-4mm.
CN201811599765.6A 2018-12-26 2018-12-26 Device for deep extraction of silicon carbide micro powder from grinding iron material Active CN109467088B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110064514A (en) * 2019-06-14 2019-07-30 新沂市中鑫光电科技有限公司 A kind of quartz sand production stirring-type concentration equipment
CN112206922A (en) * 2020-09-29 2021-01-12 湖南楚怀建材有限公司 Raw material iron removal device for cement production and use method thereof
CN113560006A (en) * 2021-07-28 2021-10-29 温州职业技术学院 Automatic iron-aluminum separation equipment
CN116571312A (en) * 2023-07-11 2023-08-11 河北蔺氏盛泰药业有限公司 Cinnabar water flystone mill and working method thereof

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CN203990892U (en) * 2014-06-26 2014-12-10 河南新大新材料股份有限公司 Silicon carbide micro-powder deironing apparatus
CN206955647U (en) * 2017-06-30 2018-02-02 淮安利泰碳化硅微粉有限公司 The device of depth extraction silicon carbide micro-powder in a kind of iron charge from grinding
CN207287756U (en) * 2017-11-23 2018-05-01 连云港市沃鑫高新材料有限公司 A kind of iron power removing device of silicon carbide micro-powder
CN108792512A (en) * 2018-08-16 2018-11-13 李永海 A kind of belt foreign matter automatic identification equipment
CN209291977U (en) * 2018-12-26 2019-08-23 贵州大学 A kind of device of the depth extraction silicon carbide micro-powder from grinding iron charge

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Publication number Priority date Publication date Assignee Title
JP2004261955A (en) * 2003-02-12 2004-09-24 Nissan Motor Co Ltd Lapping device and lapping method
CN203750854U (en) * 2014-03-31 2014-08-06 河南易达新材料科技有限公司 Silicon carbide micro powder deironing device
CN203990892U (en) * 2014-06-26 2014-12-10 河南新大新材料股份有限公司 Silicon carbide micro-powder deironing apparatus
CN206955647U (en) * 2017-06-30 2018-02-02 淮安利泰碳化硅微粉有限公司 The device of depth extraction silicon carbide micro-powder in a kind of iron charge from grinding
CN207287756U (en) * 2017-11-23 2018-05-01 连云港市沃鑫高新材料有限公司 A kind of iron power removing device of silicon carbide micro-powder
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CN209291977U (en) * 2018-12-26 2019-08-23 贵州大学 A kind of device of the depth extraction silicon carbide micro-powder from grinding iron charge

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110064514A (en) * 2019-06-14 2019-07-30 新沂市中鑫光电科技有限公司 A kind of quartz sand production stirring-type concentration equipment
CN112206922A (en) * 2020-09-29 2021-01-12 湖南楚怀建材有限公司 Raw material iron removal device for cement production and use method thereof
CN113560006A (en) * 2021-07-28 2021-10-29 温州职业技术学院 Automatic iron-aluminum separation equipment
CN116571312A (en) * 2023-07-11 2023-08-11 河北蔺氏盛泰药业有限公司 Cinnabar water flystone mill and working method thereof
CN116571312B (en) * 2023-07-11 2023-09-12 河北蔺氏盛泰药业有限公司 Cinnabar water flystone mill and working method thereof

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