CN201832683U - Ultra-fine grinding and classification device - Google Patents

Ultra-fine grinding and classification device Download PDF

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Publication number
CN201832683U
CN201832683U CN2010205591096U CN201020559109U CN201832683U CN 201832683 U CN201832683 U CN 201832683U CN 2010205591096 U CN2010205591096 U CN 2010205591096U CN 201020559109 U CN201020559109 U CN 201020559109U CN 201832683 U CN201832683 U CN 201832683U
Authority
CN
China
Prior art keywords
grinding
classification
grader
grading plant
elutriation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010205591096U
Other languages
Chinese (zh)
Inventor
徐子勤
吴治林
尹小冬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xianyang Non-metallic Minerals Research and Design Institute Co., Ltd.
Original Assignee
XIANYANG NONE-METAL MINING RESEARCH AND DESIGN INSTITUTE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by XIANYANG NONE-METAL MINING RESEARCH AND DESIGN INSTITUTE filed Critical XIANYANG NONE-METAL MINING RESEARCH AND DESIGN INSTITUTE
Priority to CN2010205591096U priority Critical patent/CN201832683U/en
Application granted granted Critical
Publication of CN201832683U publication Critical patent/CN201832683U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides an ultra-fine grinding and classification device, which belongs to the technical field of manufacture of mechanical products. The ultra-fine grinding and classification device is mainly characterized in that a classification device and a grinding device are arranged separately in the vertical direction and are fixedly connected through a flange, and an annular grinding lining board which comprises a plurality of arc-shaped sheets is arranged between a diversion ring support body and a rotor hammer and is fixed through high-strength bolts; a group of deslagging devices are arranged on the inner circumference of a grinding cavity; and an elutriation and classification device with an adjustable air inlet is arranged on a cylinder of a grader. The ultra-fine grinding and classification device improves the grinding effect, the deslagging devices can discharge impurities which can not be ground easily, and thus the purity of products is improved greatly. The air inlet of the elutriation and classification device can be adjusted so that powder with fines can be elutriated again and enters the grader along with air flow, and thus the efficiency of the grader is improved.

Description

A kind of superfine grinding and grading plant
One, technical field
The utility model relates to the milling apparatus of a kind of material super-fine processing and classification, becomes a kind of superfine grinding and the grading plant of micron split in particular for mineral material super-fine processing (5-15um).Belong to machinery manufacturing technology field.
Two, background technology
Ultra-fine pulverizing equipment mainly adopts the method for mechanical lapping and classification to select materials, and uses according to different grades.At present the main type of superfine grinding (dry method) equipment has three kinds on airflow milling, high speed machine impact grinding and ball mill.The high speed machine impact grinding is used for mineral material, industrial chemicals, medicine and health products.Mainly form by batcher, pulverizer mill, superfine classifier, product gatherer, wind power system.During machine works, material is sent in the pulverizing chamber by batcher, at the rotor tup of high speed rotary and grind and be subjected to impulse force, shearing, friction between the liner plate and pulverize.Under air-flow drives, enter center stepped zone sorting by guide ring subsequently, fine powder outside central tube discharge machine, enters the product gatherer after crossing the grader turbine as product with air communication.Meal falls back to pulverizing in the district in the effect of gravity to be pulverized once more.
At present the problem that exists of high speed machine impact grinding is, comminuting matter is more serious to the wearing and tearing of guide ring supporter, and the irony of will wearing and tearing brings in the product, influences the purity of product.The impurity of mill in distress circular grinding repeatedly in grinding chamber enters product by stage turbine in the grinding material, and grinding cavity does not have slag-draining device, influences grinding effect or product purity.It is bigger to turn back to the fine powder content of pulverizing the district under the gravity effect, lacks the secondary grading plant, has reduced classification efficiency.
Three, utility model content
Technical problem to be solved in the utility model is, in order to overcome existing mechanical superfine grinding and classifying equipoment, wearer is brought into easily influences product quality in the product, difficult impurity circulation of grinding is ground repeatedly, there is not slag-draining device, defectives such as the powder that falls into milling zone after the classification contains a large amount of fine powder products, and classification efficiency is low, thus a kind of new technical scheme has been proposed.
For achieving the above object, the utility model can be realized by following technical scheme:
A kind of superfine grinding and grading plant, it mainly is made up of frame, batcher, flour mill, grader, discharge nozzle and transmission device, grading plant and grinding device are absolute construction setting up and down, and it is fixedly connected by ring flange, between guide ring supporter and rotor tup, be provided with the annular abrasion liner plate, its shape is annular polylith arc laminated structure, fixes with high-strength bolt; On grinding cavity inner periphery, be provided with one group of slag-draining device; On the cylindrical shell of grader, be provided with the elutriation grading plant that to regulate the shutter size.
Equal angles is provided with three slag-draining devices on grinding cavity inner periphery; Be provided with the annular abrasion liner plate on grinding cavity top; Cylindrical shell bottom at grader is provided with the elutriation grading plant.
The beneficial effect that the utility model is compared with prior art had is: simple in structure, cheap for manufacturing cost, the wearing and tearing of material abrasive body in the extra-fine grinding process had both been reduced, make the reduction of impurity content in the product again, improved product purity, setting up of elutriation grading plant improved classification and grinding efficiency, can reduce production cost of products greatly.
Four, description of drawings
Accompanying drawing is a kind of example structure schematic diagram of the utility model.
In the accompanying drawing: 1, frame; 2, grind liner plate; 3, rotor tup; 4, annular abrasion liner plate; 5, guide ring and supporter; 6, batcher; 7, grader; 8, elutriation grading plant; 9, slag-draining device.
Five, the specific embodiment
Now with specific embodiment the utility model is described in further details in conjunction with the accompanying drawings:
A kind of superfine grinding and grading plant, it mainly is made up of frame 1, batcher 6, flour mill, grader 7, discharge nozzle and transmission device, grading plant and grinding device are absolute construction setting up and down, and connect by ring flange, between guide ring supporter 5 and rotor tup 3, be provided with annular abrasion liner plate 4, its shape is annular polylith arc laminated structure, fixes with high-strength bolt; Equal angles is provided with three slag-draining devices 9 on grinding cavity inner periphery; Be provided with the elutriation grading plant 8 that to regulate the shutter size in the cylindrical shell bottom of grader 7.
The one, increase annular abrasion liner plate 4 at guide ring supporter 5 and 3 of rotor tups, its effect is to have increased the grinding link of material 4 of rotor tup 3 and annular abrasion liner plates, improved grinding effect, reduced in the original structure guide ring supporter 5 wearing and tearing ironys are brought in the product; The 2nd, in the grinding cavity, increased by three slag-draining devices, promptly solved impurity grinding of circulation repeatedly in the mill chamber body of difficult mill, enter the problem of product at last, grinding efficiency and classification efficiency have been improved again, regulating the impurity of the difficult mill of the big young pathbreaker of open degree of slag-draining device 9 discharges from the grinding chamber, improve grinding effect, classification efficiency and product purity, reduced the wearing and tearing of abrasive body again; The 3rd, increased elutriation grading plant 8, adjusting shutter size, make the powder that contains a large amount of fine powders under the gravity effect in the dropping process, in elutriation grading plant 8, run into secondary air, elutriation, fine powder enters the product gatherer with air-flow rising classification, and meal enters grinding chamber in the gravity effect and grinds once more, has improved the classification efficiency and the grinding machine grinding efficiency of grader.
Frame 1 is columnar structured, is divided into two parts up and down, and top is grading plant, and the bottom is the superfine powder grinding machine.Flour mill is made up of frame 1, rotor tup 3, grinding liner plate 2, annular abrasion liner plate 4, guide ring supporter 5, slag-draining device 9 and batcher 6, is used for material is ground into fine powder.The classification part is made up of grader 7 and elutriation grading plant 8, effect is that fine powder is divided into granularity product up to standard, product up to standard are discharged through discharge nozzle, collect by the product gatherer, below standard product are through the 8 secondary elutriation classifications of elutriation grading plant, meal falls back to pulverizing chamber along elutriation grading plant 8 inwalls, and circulation is pulverized, and impurity and difficult grinding pebble are discharged by slag-draining device 9.
During work, batcher 6 is sent into material in the flour mill, at the rotor tup 3 of high speed rotary and grind liner plate 2 and 4 of annular abrasion liner plates are subjected to impact shear and pulverize.Powder is crossed guide ring with air communication and is entered grader zone sorting, granularity fine powder up to standard passes through the grader turbine after discharge nozzle is collected by the product gatherer, not by the classification meal through the elutriation of elutriation grading plant secondary, meal falls go back to pulverizing the district in the gravity effect, circulation is pulverized up to standard until fineness.

Claims (2)

1. superfine grinding and grading plant, it mainly is made up of frame (1), batcher (6), flour mill, grader (7), discharge nozzle and transmission device, its feature is being: grading plant and grinding device are absolute construction setting up and down, and it is fixedly connected by ring flange, between guide ring supporter (5) and rotor tup (3), be provided with annular abrasion liner plate (4), its shape is annular polylith arc laminated structure, fixes with high-strength bolt; On grinding cavity inner periphery, be provided with one group of slag-draining device (9); On the cylindrical shell of grader (7), be provided with the elutriation grading plant (8) that to regulate the shutter size.
2. a kind of superfine grinding according to claim 1 and grading plant is characterized in that: equal angles is provided with three slag-draining devices (9) on grinding cavity inner periphery; Be provided with annular abrasion liner plate (4) on grinding cavity top; Be provided with elutriation grading plant (8) in the cylindrical shell bottom of grader (7).
CN2010205591096U 2010-10-12 2010-10-12 Ultra-fine grinding and classification device Expired - Fee Related CN201832683U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205591096U CN201832683U (en) 2010-10-12 2010-10-12 Ultra-fine grinding and classification device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205591096U CN201832683U (en) 2010-10-12 2010-10-12 Ultra-fine grinding and classification device

Publications (1)

Publication Number Publication Date
CN201832683U true CN201832683U (en) 2011-05-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205591096U Expired - Fee Related CN201832683U (en) 2010-10-12 2010-10-12 Ultra-fine grinding and classification device

Country Status (1)

Country Link
CN (1) CN201832683U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2484333A (en) * 2010-10-07 2012-04-11 William Graham Bell Method of converting the body of a grinding mill
CN103341384A (en) * 2013-07-14 2013-10-09 唐新民 Ultrafine grinder for high hardness material
CN104941769A (en) * 2015-06-09 2015-09-30 蔡昌荣 Solid material grinding method and solid material grinding machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2484333A (en) * 2010-10-07 2012-04-11 William Graham Bell Method of converting the body of a grinding mill
CN103341384A (en) * 2013-07-14 2013-10-09 唐新民 Ultrafine grinder for high hardness material
CN104941769A (en) * 2015-06-09 2015-09-30 蔡昌荣 Solid material grinding method and solid material grinding machine

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C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 712021 Xianyang non metallic mineral research and Design Institute, Binhe Road, Shaanxi, Xianyang 5, China

Patentee after: Xianyang Non-metallic Minerals Research and Design Institute Co., Ltd.

Address before: 712021 Xianyang non metallic mineral research and Design Institute, Binhe Road, Shaanxi, Xianyang 5, China

Patentee before: Xianyang None-metal Mining Research and Design Institute

C56 Change in the name or address of the patentee

Owner name: XIANYANG NONMETALLIC MINERALS RESEARCH + DESIGN IN

Free format text: FORMER NAME: XIANYANG NON-METALLIC MINERALS RESEARCH + DESIGN INSTITUTE

COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 712021 XIANYANG, SHAANXI PROVINCE TO: 361022 XIAMEN, FUJIAN PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20140530

Address after: Xinyang Industrial Zone and Xiamen City Road 361022 Fujian Haicang No. 45

Patentee after: Xiamen ISO Standard Sand Co., Ltd.

Address before: 712021 Xianyang non metallic mineral research and Design Institute, Binhe Road, Shaanxi, Xianyang 5, China

Patentee before: Xianyang Non-metallic Minerals Research and Design Institute Co., Ltd.

ASS Succession or assignment of patent right

Owner name: XIAMEN ISO STANDARD SAND CO., LTD.

Free format text: FORMER OWNER: XIANYANG NONMETALLIC MINERALS RESEARCH + DESIGN INSTITUTE CO., LTD.

Effective date: 20140530

C41 Transfer of patent application or patent right or utility model
C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: XIANYANG NONMETALLIC MINERALS RESEARCH + DESIGN IN

Free format text: FORMER OWNER: XIAMEN ISO STANDARD SAND CO., LTD.

Effective date: 20150729

TR01 Transfer of patent right

Effective date of registration: 20150729

Address after: 712021 No. 5 Binhe Road, Shaanxi, Xianyang

Patentee after: Xianyang Non-metallic Minerals Research and Design Institute Co., Ltd.

Address before: Xinyang Industrial Zone and Xiamen City Road 361022 Fujian Haicang No. 45

Patentee before: Xiamen ISO Standard Sand Co., Ltd.

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

Granted publication date: 20110518

Termination date: 20171012