CN204583426U - Silicon carbide micro-powder grinding hierarchy system - Google Patents

Silicon carbide micro-powder grinding hierarchy system Download PDF

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Publication number
CN204583426U
CN204583426U CN201520117880.0U CN201520117880U CN204583426U CN 204583426 U CN204583426 U CN 204583426U CN 201520117880 U CN201520117880 U CN 201520117880U CN 204583426 U CN204583426 U CN 204583426U
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China
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powder
powder concentrator
conveyer
silicon carbide
discharging opening
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Expired - Fee Related
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CN201520117880.0U
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Chinese (zh)
Inventor
张陆克
张少华
吕永池
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Profit Rake Machine Co Ltd Of Shanghai Section
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Profit Rake Machine Co Ltd Of Shanghai Section
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Abstract

The utility model relates to a kind of silicon carbide micro-powder grinding hierarchy system, comprise jaw crusher, conveyer, hammer mill, bucket elevator, feed bin, screw(-type) feeder, first order powder concentrator, second level powder concentrator, the output of jaw crusher is corresponding to the head end position of conveyer, hammer mill is provided with bottom the tail end of conveyer, the discharging opening of hammer mill connects bucket elevator, bucket elevator discharging opening connects feed bin, described feed bin is connected with screw(-type) feeder, the discharging opening of screw(-type) feeder connects micron mill, the top of micron mill connects first order powder concentrator charging aperture, the discharging opening at first order powder concentrator top is connected with second level powder concentrator bottom feed mouth, outlet valve is provided with bottom the powder concentrator of the second level.The recovery ground by twice fragmentation, micro mist, select powder for twice, made the finished laminar of carborundum secondary is sold, and finished product accuracy is guaranteed, and output doubles above than ball milling, Ball-stirring mill, and consume energy low by 30%, efficiency is higher.

Description

Silicon carbide micro-powder grinding hierarchy system
Technical field
The utility model relates to a kind of carborundum milling apparatus, is a kind of silicon carbide micro-powder grinding hierarchy system specifically.
Background technology
Carborundum, is commonly called as diamond dust, and Mohs' hardness is 9.5, is only second to the hardest diamond (10 grades).Because its hardness is large, grinding ratio is more difficult.Routine has following several for the machine grinding carborundum: one is ball mill.This Ginding process efficiency is very low, yields poorly.Two is Raymond mills.Relative to ball mill, efficiency increases, but power consumption is large, and finished product is thick.Three is Vertical Mills.Processing meal output is high, but is rarely used in the micro mist (D97 standard) of processing <10um.The modified Vertical Mill of some companies release in recent years, even if can process the micro mist of <10um, but energy consumption is large, and output is not high yet.Four is airflow milling.Be usually used in processing micro mist, but output is very low.
Summary of the invention
For above-mentioned situation, the utility model provides a kind of silicon carbide micro-powder to grind hierarchy system, grind by twice fragmentation, micro mist, select powder for twice, the product grading scope of carborundum is collected by outlet valve at the finished product of 3um-10um, the carborundum that granularity is less than 3um is collected by whirlwind integrator and auger conveyer, with different levels recovery is sold, and finished product accuracy is guaranteed, and output doubles above than ball milling, Ball-stirring mill, consume energy low by 30%, efficiency is higher.The carborundum floated in gas is collected by off-line pulse dust collector by residual gas, reduces the content of silicon carbide micro-powder in Exhaust Gas, reduces the harm of the health to workshop workman, and to environment more environmental protection.
The utility model global design compact conformation, reasonable in design, full automaticly complete fragmentation, grind, select the steps such as powder, automaticity is high.And without rolling bearing and bolt in micron mill chamber, there is not the problem of bearing and seal rapid wear, more safe and reliable.
To achieve these goals, the technical solution of the utility model is as follows:
Silicon carbide micro-powder grinding hierarchy system, comprise jaw crusher, conveyer, hammer mill, bucket elevator, feed bin, screw(-type) feeder, first order powder concentrator, second level powder concentrator, the leftmost side is located at by jaw crusher, the output of jaw crusher is corresponding to the head end position of conveyer, hammer mill is provided with bottom the tail end of conveyer, the discharging opening of hammer mill connects bucket elevator, bucket elevator discharging opening connects feed bin, described feed bin is connected with screw(-type) feeder, the discharging opening of screw(-type) feeder connects micron mill, the top of micron mill connects first order powder concentrator charging aperture, the discharging opening at first order powder concentrator top is connected with second level powder concentrator bottom feed mouth, outlet valve is provided with bottom the powder concentrator of the second level.
As preferred embodiment, also comprise cyclone, off-line pulse dust collector, auger conveyer, powder concentrator top, second level superfine powder discharging opening connects cyclone, off-line pulse dust collector is also provided with on the right side of cyclone, air channel and blower fan is provided with on the right side of off-line pulse dust collector, the bottom of off-line pulse dust collector and whirlwind integrator is provided with auger conveyer, and auger conveyer is provided with superfine powder discharge valve.
As preferred embodiment, the bottom of described cyclone is provided with dust arrester discharge valve.
As preferred embodiment, described jaw crusher, conveyer, hammer mill, bucket elevator, screw(-type) feeder, first order powder concentrator, second level powder concentrator, cyclone, off-line pulse dust collector, auger conveyer are all connected with controller.
As preferred embodiment, described micron mill is the micron mill of HGM100 type, and its rotating speed is at 180-190rpm.
As preferred embodiment, described first order powder concentrator adopts HGM100 type powder concentrator.
As preferred embodiment, described second level powder concentrator adopts four-head powder concentrator.
As preferred embodiment, described cyclone adopts CLK600 powder collector.
As preferred embodiment, described off-line pulse dust collector adopts LDMC250 off-line pulsed jet cloth filter.
The utility model system completes fragmentation by jaw crusher and hammer mill twice broken process, the material after fragmentation is promoted to feed bin through bucket elevator, the material that feed bin exports enters micron mill through screw(-type) feeder screw feeding, micron mill drives tens grinding rollers of grinding machine inside to rotate in circuit, roll by reductor, utilize the huge centrifugal force of grinding roller, repeated stock, to roll and grinding material, finally make micro mist.Micron mill rotating speed is through tight design, is controlled the centrifugal force of grinding roller, reduce over pulverizing by rotating speed, improves the yield rate of grinding efficiency and carborundum.Micro mist passes through micron mill
Top is delivered to first order powder concentrator, tentatively powder is selected by first order powder concentrator, micro mist granularity being less than 10 μm outputs to second level powder concentrator, material granularity being greater than 10 μm is precipitated to continuation grinding in micron mill, second level powder concentrator proceeds to select powder, the finished product material of granularity at 3um-10um is collected from outlet valve, the silicon carbide micro-powder that granularity is less than 3um enters cyclone from the superfine powder discharging opening at powder concentrator top, the second level, by cyclone, super fine is collected, tail gas is by being discharged by blower fan after the dedusting of off-line pulse dust collector, discharged by superfine powder discharge valve and collect together with the super fine that the super fine that dedusting obtains and cyclone are collected is transported to by auger conveyer.
The utility model has the advantages that: grind by twice fragmentation, micro mist, select powder for twice, the product grading scope of carborundum is collected by outlet valve at the finished product of 3um-10um, the carborundum that granularity is less than 3um is collected by whirlwind integrator and auger conveyer, with different levels recovery is sold, finished product accuracy is guaranteed, output doubles above than ball milling, Ball-stirring mill, consume energy low by 30%, efficiency is higher.The carborundum floated in gas is collected by off-line pulse dust collector by residual gas, reduces the content of silicon carbide micro-powder in Exhaust Gas, reduces the harm of the health to workshop workman, and to environment more environmental protection.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In the drawings: 1. jaw crusher; 2. conveyer; 3. hammer mill; 4. bucket elevator; 5; Feed bin; 6. screw(-type) feeder; 7. first order powder concentrator; 8. second level powder concentrator; 9. cyclone; 10. off-line pulse dust collector; 11. blower fans; 12. auger conveyers; 13. superfine powder discharge valves; 14. dust arrester discharge valves; 15. outlet valves; 16. micron mills; 15. motors; 16. reductors.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See Fig. 1, silicon carbide micro-powder grinding hierarchy system, comprise jaw crusher, conveyer, hammer mill, bucket elevator, feed bin, screw(-type) feeder, first order powder concentrator, second level powder concentrator, the leftmost side is located at by jaw crusher, the output of jaw crusher is corresponding to the head end position of conveyer, hammer mill is provided with bottom the tail end of conveyer, the discharging opening of hammer mill connects bucket elevator, bucket elevator discharging opening connects feed bin, described feed bin is connected with screw(-type) feeder, the discharging opening of screw(-type) feeder connects micron mill, the top of micron mill connects first order powder concentrator charging aperture, the discharging opening at first order powder concentrator top is connected with second level powder concentrator bottom feed mouth, outlet valve is provided with bottom the powder concentrator of the second level.
The rotary main shaft of described micron mill connects motor by reductor.
As preferred embodiment, also comprise cyclone, off-line pulse dust collector, auger conveyer, powder concentrator top, second level superfine powder discharging opening connects cyclone, off-line pulse dust collector is also provided with on the right side of cyclone, air channel and blower fan is provided with on the right side of off-line pulse dust collector, the bottom of off-line pulse dust collector and whirlwind integrator is provided with auger conveyer, and auger conveyer is provided with superfine powder discharge valve.
As preferred embodiment, the bottom of described cyclone is provided with dust arrester discharge valve.
As preferred embodiment, described jaw crusher, conveyer, hammer mill, bucket elevator, screw(-type) feeder, first order powder concentrator, second level powder concentrator, cyclone, off-line pulse dust collector, auger conveyer are all connected with controller.
As preferred embodiment, described micron mill is the micron mill of HGM100 type, and its rotating speed is at 180-190rpm.
As preferred embodiment, described first order powder concentrator adopts HGM100 type powder concentrator.
As preferred embodiment, described second level powder concentrator adopts four-head powder concentrator.
As preferred embodiment, described cyclone adopts CLK600 powder collector.
As preferred embodiment, described off-line pulse dust collector adopts LDMC250 off-line pulsed jet cloth filter.
The utility model system completes fragmentation by jaw crusher and hammer mill twice broken process, the material after fragmentation is promoted to feed bin through bucket elevator, the material that feed bin exports enters micron mill through screw(-type) feeder screw feeding, micron mill drives tens grinding rollers of grinding machine inside to rotate in circuit, roll by reductor, utilize the huge centrifugal force of grinding roller, repeated stock, to roll and grinding material, finally make micro mist.Micron mill rotating speed is through tight design, is controlled the centrifugal force of grinding roller, reduce over pulverizing by rotating speed, improves the yield rate of grinding efficiency and carborundum.Micro mist passes through micron mill
Top is delivered to first order powder concentrator, tentatively powder is selected by first order powder concentrator, micro mist granularity being less than 10 μm outputs to second level powder concentrator, material granularity being greater than 10 μm is precipitated to continuation grinding in micron mill, second level powder concentrator proceeds to select powder, the finished product material of granularity at 3um-10um is collected from outlet valve, the silicon carbide micro-powder that granularity is less than 3um enters cyclone from the superfine powder discharging opening at powder concentrator top, the second level, by cyclone, super fine is collected, tail gas is by being discharged by blower fan after the dedusting of off-line pulse dust collector, discharged by superfine powder discharge valve and collect together with the super fine that the super fine that dedusting obtains and cyclone are collected is transported to by auger conveyer.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and description; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.

Claims (8)

1. silicon carbide micro-powder grinding hierarchy system, comprise jaw crusher, conveyer, hammer mill, bucket elevator, feed bin, screw(-type) feeder, the leftmost side is located at by jaw crusher, the output of jaw crusher is corresponding to the head end position of conveyer, hammer mill is provided with bottom the tail end of conveyer, the discharging opening of hammer mill connects bucket elevator, bucket elevator discharging opening connects feed bin, described feed bin is connected with screw(-type) feeder, the discharging opening of screw(-type) feeder connects micron mill, it is characterized in that, also comprise first order powder concentrator, second level powder concentrator, the top of micron mill connects first order powder concentrator charging aperture, the discharging opening at first order powder concentrator top is connected with second level powder concentrator bottom feed mouth, outlet valve is provided with bottom the powder concentrator of the second level.
2. silicon carbide micro-powder grinding hierarchy system according to claim 1, it is characterized in that, also comprise cyclone, off-line pulse dust collector, auger conveyer, powder concentrator top, second level superfine powder discharging opening connects cyclone, off-line pulse dust collector is also provided with on the right side of cyclone, be provided with air channel and blower fan on the right side of off-line pulse dust collector, the bottom of off-line pulse dust collector and whirlwind integrator is provided with auger conveyer, and auger conveyer is provided with superfine powder discharge valve.
3. silicon carbide micro-powder grinding hierarchy system according to claim 2, it is characterized in that, also comprise controller, jaw crusher, conveyer, hammer mill, bucket elevator, screw(-type) feeder, first order powder concentrator, second level powder concentrator, cyclone, off-line pulse dust collector, auger conveyer are all connected with controller.
4. silicon carbide micro-powder grinding hierarchy system according to claim 1, it is characterized in that, described micron mill is the micron mill of HGM100 type, and its rotating speed is at 180-190rpm.
5. silicon carbide micro-powder grinding hierarchy system according to claim 1, it is characterized in that, described first order powder concentrator adopts HGM100 type powder concentrator.
6. silicon carbide micro-powder grinding hierarchy system according to claim 1, it is characterized in that, described second level powder concentrator adopts four-head powder concentrator.
7. silicon carbide micro-powder grinding hierarchy system according to claim 2, it is characterized in that, described cyclone adopts CLK600 powder collector.
8. silicon carbide micro-powder grinding hierarchy system according to claim 2, it is characterized in that, described off-line pulse dust collector adopts LDMC250 off-line pulsed jet cloth filter.
CN201520117880.0U 2015-02-27 2015-02-27 Silicon carbide micro-powder grinding hierarchy system Expired - Fee Related CN204583426U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106391271A (en) * 2016-12-13 2017-02-15 宜春银锂新能源有限责任公司 Grinding and milling production device for gypsum processing
CN107088458A (en) * 2017-04-20 2017-08-25 南京晓庄学院 A kind of molecular biology experiment sample mill and its application method
CN110201773A (en) * 2019-05-14 2019-09-06 辉县市新科机械设备有限公司 Metallic silicon power produces and processes system
CN111841842A (en) * 2020-07-21 2020-10-30 陕西正元粉煤灰综合利用有限公司 Fly ash production system
CN112121929A (en) * 2020-09-28 2020-12-25 上海科利瑞克机器有限公司 Brand-new dry-method superfine grinding modification equipment and process
CN112474009A (en) * 2020-09-27 2021-03-12 宁夏北方高科工业有限公司 Silicon carbide dry material micro powder processing device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106391271A (en) * 2016-12-13 2017-02-15 宜春银锂新能源有限责任公司 Grinding and milling production device for gypsum processing
CN107088458A (en) * 2017-04-20 2017-08-25 南京晓庄学院 A kind of molecular biology experiment sample mill and its application method
CN110201773A (en) * 2019-05-14 2019-09-06 辉县市新科机械设备有限公司 Metallic silicon power produces and processes system
CN111841842A (en) * 2020-07-21 2020-10-30 陕西正元粉煤灰综合利用有限公司 Fly ash production system
CN111841842B (en) * 2020-07-21 2021-09-24 陕西正元粉煤灰综合利用有限公司 Fly ash production system
CN112474009A (en) * 2020-09-27 2021-03-12 宁夏北方高科工业有限公司 Silicon carbide dry material micro powder processing device
CN112121929A (en) * 2020-09-28 2020-12-25 上海科利瑞克机器有限公司 Brand-new dry-method superfine grinding modification equipment and process

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150826

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CF01 Termination of patent right due to non-payment of annual fee