CN106140398A - Novel automatic iron discharging formula grinding disc of vertical mill and row's difficult-to-grind materials method - Google Patents

Novel automatic iron discharging formula grinding disc of vertical mill and row's difficult-to-grind materials method Download PDF

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Publication number
CN106140398A
CN106140398A CN201610735212.3A CN201610735212A CN106140398A CN 106140398 A CN106140398 A CN 106140398A CN 201610735212 A CN201610735212 A CN 201610735212A CN 106140398 A CN106140398 A CN 106140398A
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CN
China
Prior art keywords
vertical mill
grinding disc
mill
shoulder hole
row
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.)
Pending
Application number
CN201610735212.3A
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Chinese (zh)
Inventor
王金东
王宝平
罗波
韩纯
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JIANGSU HAIJIAN CO Ltd
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JIANGSU HAIJIAN CO Ltd
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 JIANGSU HAIJIAN CO Ltd filed Critical JIANGSU HAIJIAN CO Ltd
Priority to CN201610735212.3A priority Critical patent/CN106140398A/en
Publication of CN106140398A publication Critical patent/CN106140398A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C15/00Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C15/00Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
    • B02C15/003Shape or construction of discs or rings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C15/00Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
    • B02C2015/002Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs combined with a classifier

Abstract

The invention discloses novel automatic iron discharging formula grinding disc of vertical mill, including through grinding disc of vertical mill and the shoulder hole of the upper stop portion of collet, wherein collet is placed in the top of grinding disc of vertical mill, places pluggable row's ferrum mouth pin in shoulder hole, being additionally provided with air channel on grinding disc of vertical mill, air channel is also arranged above material scraping plate;Material scraping plate stretches in air channel, thus the difficult-to-grind materials got rid of in shoulder hole is scraped Vertical Mill.The novel automatic iron discharging formula grinding disc of vertical mill of the present invention, at grinding disc of vertical mill, by circumference at collet, processes shoulder hole, and blocks with pin in ladder.Material at vertical mill grinding difficulty mill, or when in material, the difficulty such as ferrum wears into part comparision contents height, open shoulder hole, make difficult-to-grind materials in the effect of centrifugal force, be distributed to the inner diameter location of collet, when material circumferentially moves, pass through shoulder hole, fall in air channel, discharge outside mill under the effect of material scraping plate, thus extend the service life of mill, grinding roller.

Description

Novel automatic iron discharging formula grinding disc of vertical mill and row's difficult-to-grind materials method
Technical field
The present invention relates to technical field, particularly relate to novel automatic iron discharging formula grinding disc of vertical mill.
Background technology
This vertical grinder, collection is broken, be dried, grinding, classification are transported in one, and motor passes through reductor band movable grinding disc Rotating, material falls mill central authorities from feed opening, moves to mill edge and is rolled by grinding roller under the influence of centrifugal force, Material after pulverizing overflows from mill edge, simultaneously efficient by from vane thermal current band the most upwards to Vertical Mill one In powder concentrator, return on mill after the sorting of coarse powder separated device, grinding again;Fine powder then goes out mill with air-flow, gathers dust in system Device is collected, is product.
Traditional Vertical Mill, during production work, rubs between material and mill, is easily caused the abrasion of mill grinding roller, Especially grinding compares the material that grindability is poor, iron-holder is high, and the ferrum in these materials is often spherical short grained form quilt It is wrapped in inside material, such as slag, nickel slag etc..Through the extruding of grinding roller and grinding disk, these spheroidal particle are released, if Can not discharge outside mill in time, be free on all the time between roller dish, cause roller mill to damage very big, have a strong impact on the normal operation of equipment, Increase equipment operating cost.
Existing Application No. CN201120165774.1, entitled a kind of outer circulation deironing grinding equipment, vertical type transmission Connecing high pressure grinding rolls on axle, high pressure grinding rolls is located on wear-resisting mill, and separating chamber top is powder-separating area, uniform four rotations outside separating chamber Wind separator, cyclone separator top is connected with separating chamber top, and cyclone separator bottom is provided with fine powder collector, powder-separating area Lower section is provided with middle coarse powder collection cone, and the air inlet of high pressure positive blower is located at separating chamber bottom, and return air duct one terminates high pressure positive blower, separately One end is connected with cyclone separator top respectively.Employing rolls bed-grinding technology and outer circulation deferrization process, in equipment Portion realizes particle classifying, and is got rid of by the iron tramp in powder in time, thus reduces the loss of iron and steel.By traditional vertical mill Dish rotates, grinding roller is driven changes that mill is motionless, grinding roller rolls into, realizes particle classifying at device interior, work efficiency property high, in small, broken bits Can be good.
Existing Application No. CN201110133455.7, entitled a kind of outer circulation iron power removing grinding process, belong to a kind of Grinding process, outer circulation iron power removing grinding process hold concurrently grinding, except ferrum is integrated with classifying equipoment, the sub-material after rolling is by high speed gas Stream is sorted after blowing afloat at swirl classifying, and fine powder is collected by after uniform four cyclone separator of air-flow band to surrounding, in thick Powder slips outside mill along pipeline, enters the deironing device of pipeline of lower section, through the isolated iron tramp of tramp iron separator by deslagging after air valve Mouth is discharged, and rest materials carries out grinding in entering circulating lifting machine, then feeding mill.Employing rolls bed-grinding technology and outer circulation Deferrization process, realizes particle classifying at device interior, and is got rid of by the iron tramp in powder in time, thus reduce the damage of iron and steel Consumption.Traditional grinding disc of vertical mill rotated, grinding roller is driven changes that mill is motionless, grinding roller rolls into, realizes particle classifying at device interior, Work efficiency is high, Fine crushing performance is good, it is little to wear away, energy consumption is low, reduced investment, maintenance are safe and simple.
Above-mentioned patent application indicates the method and apparatus getting rid of scum, but when actually used, due to said structure Relative complex with method, the cost of pulverizing can be increased, and roller mill damages the biggest, affects the normal operation of equipment, and Increase equipment operating cost.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides this automatic iron discharging formula grinding disc of vertical mill, overcome existing There is the weak point of grinding roller of vertical mill technology, it is provided that a kind of timely deslagging, more wear-resisting vertical grinder technology.
The technical solution adopted in the present invention is: novel automatic iron discharging formula grinding disc of vertical mill, including through grinding disc of vertical mill and The shoulder hole of the upper stop portion of collet, wherein collet is placed in the top of grinding disc of vertical mill, places pluggable row in shoulder hole Ferrum mouth pin, grinding disc of vertical mill is additionally provided with air channel, and air channel is also arranged above material scraping plate;Material scraping plate stretches in air channel, thus by ladder The difficult-to-grind materials got rid of in hole scrapes Vertical Mill.
Further, shoulder hole successively decreases from the direction of collet to grinding disc of vertical mill, and row's ferrum mouth pin laminating shoulder hole is arranged.
Further, row's ferrum mouth pin is to be additionally provided with wearable overlay on ladder-type structure, and its outer surface.
Further, material scraping plate is driven by scraper motor, and scraper motor connects the control device of grinding disc of vertical mill, vertical The device that controls of mill mill controls the duty of scraper motor.
Further, outside the air channel of grinding disc of vertical mill, it is additionally provided with tramp iron separator.
Use the method that the grinding disc of vertical mill of said structure gets rid of difficult-to-grind materials, first, lean at grinding disc of vertical mill and stop on collet Process shoulder hole on circumference at Kou, and block with row's ferrum mouth pin in shoulder hole;At the material of vertical mill grinding difficulty mill, or When the difficulty such as ferrum wears into part comparision contents height in material, use the instrument row's of taking-up ferrum mouth pin from grinding disc of vertical mill so that difficult-to-grind materials With the spherical Ferrous particles exposed through the extruding of roller dish in the effect of centrifugal force, it is distributed to the inner diameter location of collet;When material edge When circumferencial direction motion, above ladder row ferrum hole, it is slipped in air channel, discharges outside mill under the effect of material scraping plate, logical Cross the timely go-no-go of tramp iron separator and go out production line;When in the good material of other grindability of grinding, material, iron content is little, just load onto special Row's ferrum mouth pin, does not affect the normal operation of equipment.
Compared with prior art, the invention has the beneficial effects as follows: the novel automatic iron discharging formula grinding disc of vertical mill of the present invention, Grinding disc of vertical mill, by circumference at collet, process shoulder hole, and block with pin in ladder.At vertical mill grinding difficulty mill When the difficulty such as ferrum wears into part comparision contents height in material, or material, open shoulder hole so that difficult-to-grind materials is at the work of centrifugal force With, it is distributed to the inner diameter location of collet, when material circumferentially moves, by shoulder hole, falls in air channel, scraping Discharge outside mill under the effect of flitch, thus extend the service life of mill, grinding roller.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of novel automatic iron discharging formula grinding disc of vertical mill;
Fig. 2 is the three dimensional structure schematic diagram of row's ferrum mouth pin of the embodiment of Fig. 1;
Fig. 3 is row's ferrum mouth pin and the shoulder hole three dimensional structure schematic diagram on grinding disc of vertical mill of the embodiment of Fig. 2;
Wherein: 1-grinding disc of vertical mill, 2-collet, 3-shoulder hole, 4-arranges ferrum mouth pin, 5-air channel, 6-material scraping plate, and 7-removes ferrum Device, 8-scraper motor, 9-wearable overlay, 10-difficult-to-grind materials.
Detailed description of the invention
In order to deepen the understanding of the present invention, the present invention is further described with embodiment below in conjunction with the accompanying drawings, this enforcement Example is only used for explaining the present invention, does not constitute protection scope of the present invention and limits.
As it is shown in figure 1, novel automatic iron discharging formula grinding disc of vertical mill, including through grinding disc of vertical mill 1 and the upper seam of collet 2 The shoulder hole 3 at place, wherein collet 2 is placed in the top of grinding disc of vertical mill 1, places pluggable row's ferrum mouth pin 4 in shoulder hole 3, vertical Being additionally provided with air channel 5 on mill mill 1, air channel 5 is also arranged above material scraping plate 6;Material scraping plate 6 stretches in air channel 5, thus by shoulder hole 3 The difficult-to-grind materials 10 of interior eliminating scrapes Vertical Mill, and why is set to shoulder hole 3 in the application, primarily to difficult-to-grind materials 10 When getting rid of, it is easily separated from grinding disc of vertical mill.
It can also be seen that shoulder hole 3 successively decreases from the direction of collet 2 to grinding disc of vertical mill 1 in Fig. 1, row's ferrum mouth pin 4 is fitted rank Ladder hole 3 is arranged, thus ensures that shoulder hole 3, when the material that mill easily grinds, is blocked, it is to avoid material waste by Vertical Mill.Material scraping plate 6 leads to Crossing scraper motor 8 to drive, and scraper motor 8 connects the control device of grinding disc of vertical mill, the control device of grinding disc of vertical mill controls to scrape The duty of material motor 8, thus improve the automaticity of this row's ferrum Vertical Mill further, using effect is more preferably.Near Vertical Mill Being additionally provided with tramp iron separator 7 outside the air channel 5 of mill 1, automatic effects is higher.
In conjunction with Fig. 1 and Fig. 2 it can be seen that row's ferrum mouth pin 4 is to be additionally provided with wear-resisting heap on ladder-type structure, and its outer surface Layer 9, has longer service life.
Use the method that the grinding disc of vertical mill of said structure gets rid of difficult-to-grind materials, first, lean at grinding disc of vertical mill and stop on collet Process shoulder hole on circumference at Kou, and block with row's ferrum mouth pin in shoulder hole;At the material of vertical mill grinding difficulty mill, or When the difficulty such as ferrum wears into part comparision contents height in material, use the instrument row's of taking-up ferrum mouth pin from grinding disc of vertical mill so that difficult-to-grind materials With the spherical Ferrous particles exposed through the extruding of roller dish in the effect of centrifugal force, it is distributed to the inner diameter location of collet;When material edge When circumferencial direction motion, above ladder row ferrum hole, it is slipped in air channel, discharges outside mill under the effect of material scraping plate, logical Cross the timely go-no-go of tramp iron separator and go out production line;When in the good material of other grindability of grinding, material, iron content is little, just load onto special Row's ferrum mouth pin, does not affect the normal operation of equipment.
The novel automatic iron discharging formula grinding disc of vertical mill of the present invention, at grinding disc of vertical mill, by circumference at collet, processes rank Ladder hole, and block with pin in ladder.At the material of vertical mill grinding difficulty mill, or in material, the difficulty such as ferrum wears into a part comparision contents Gao Shi, opens shoulder hole so that difficult-to-grind materials, in the effect of centrifugal force, is distributed to the inner diameter location of collet, when material along During circumferencial direction motion, by shoulder hole, fall in air channel, discharge outside mill under the effect of material scraping plate, thus extend mill, mill The service life of roller.
What embodiments of the invention were announced is preferred embodiment, but is not limited thereto, the ordinary skill people of this area Member, easily according to above-described embodiment, understands the spirit of the present invention, and makes different amplifications and change, but as long as without departing from this The spirit of invention, the most within the scope of the present invention.

Claims (6)

  1. The most novel automatic iron discharging formula grinding disc of vertical mill, it is characterised in that: include the upper of through grinding disc of vertical mill (1) and collet (2) The shoulder hole (3) of stop portion, wherein said collet (2) is placed in the top of grinding disc of vertical mill (1), places in described shoulder hole (3) Pluggable row's ferrum mouth pin (4), described grinding disc of vertical mill (1) is additionally provided with air channel (5), and described air channel (5) are also arranged above scraper Plate (6);Described material scraping plate (6) stretches in air channel (5), thus the difficult-to-grind materials (10) got rid of in shoulder hole (3) is scraped Vertical Mill.
  2. Novel automatic iron discharging formula grinding disc of vertical mill the most according to claim 1, it is characterised in that: described shoulder hole (3) from Collet (2) successively decreases to the direction of grinding disc of vertical mill (1), and described row's ferrum mouth pin (4) laminating shoulder hole (3) is arranged.
  3. Novel automatic iron discharging formula grinding disc of vertical mill the most according to claim 2, it is characterised in that: described row's ferrum mouth pin (4) For being additionally provided with wearable overlay (9) on ladder-type structure, and its outer surface.
  4. Novel automatic iron discharging formula grinding disc of vertical mill the most according to claim 1, it is characterised in that: described material scraping plate (6) leads to Cross scraper motor (8) to drive, and described scraper motor (8) connects the control device of grinding disc of vertical mill, the control dress of grinding disc of vertical mill Put the duty controlling scraper motor (8).
  5. Novel automatic iron discharging formula grinding disc of vertical mill the most according to claim 1, it is characterised in that: near grinding disc of vertical mill (1) Air channel (5) outside be additionally provided with tramp iron separator (7).
  6. 6. use the method that the grinding disc of vertical mill of claim 1-5 any one gets rid of difficult-to-grind materials, it is characterised in that: first, Grinding disc of vertical mill is by processing shoulder hole on the circumference of stop portion on collet, and blocks with row's ferrum mouth pin in shoulder hole;
    At the material of vertical mill grinding difficulty mill, or when the difficulty such as ferrum wears into part comparision contents height in material, use instrument from vertical mill The row's of taking-up ferrum mouth pin on dish so that difficult-to-grind materials and through the roller dish spherical Ferrous particles that exposes of extruding in the effect of centrifugal force, point Cloth is to the inner diameter location of collet;
    When material circumferentially moves, by the top in ladder row ferrum hole, it is slipped in air channel, in the effect of material scraping plate Outside lower discharge mill, go out production line by the timely go-no-go of tramp iron separator;
    When iron content is little in the good material of other grindability of grinding, material, just loads onto special row's ferrum mouth pin, do not affect equipment Run well.
CN201610735212.3A 2016-08-26 2016-08-26 Novel automatic iron discharging formula grinding disc of vertical mill and row's difficult-to-grind materials method Pending CN106140398A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610735212.3A CN106140398A (en) 2016-08-26 2016-08-26 Novel automatic iron discharging formula grinding disc of vertical mill and row's difficult-to-grind materials method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610735212.3A CN106140398A (en) 2016-08-26 2016-08-26 Novel automatic iron discharging formula grinding disc of vertical mill and row's difficult-to-grind materials method
PCT/CN2016/105290 WO2018035983A1 (en) 2016-08-26 2016-11-10 Novel vertical mill grinding disc capable of automatically expelling metal impurity and method for expelling difficult-to-grind material

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110270411A (en) * 2019-06-27 2019-09-24 南京恒辉粉体技术工程有限公司 A kind of mill pedestal
CN111822129A (en) * 2020-07-22 2020-10-27 中材(天津)粉体技术装备有限公司 Iron ore dry grinding and dressing device and process

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB956967A (en) * 1960-03-22 1964-04-29 Babcock & Wilcox Ltd Improvements in or relating to pulverisers
JPS6223450A (en) * 1985-07-22 1987-01-31 Kawasaki Heavy Ind Ltd Vertical type mill capable of removing iron grain
CN102000622A (en) * 2010-12-30 2011-04-06 中信重工机械股份有限公司 Grinding table for slag vertical mill
CN102380443A (en) * 2011-11-07 2012-03-21 溧阳中材重型机器有限公司 Upright-mill iron-discharging structure
CN202356148U (en) * 2011-11-07 2012-08-01 溧阳中材重型机器有限公司 Iron removing structure of vertical mill
CN104368419A (en) * 2014-11-27 2015-02-25 包钢集团设计研究院(有限公司) Millstone of vertical mill with function of eliminating scrap iron deposition
CN205948978U (en) * 2016-08-26 2017-02-15 江苏海建股份有限公司 Novel automation arrange indisputable formula mill immediately

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002292298A (en) * 2001-03-30 2002-10-08 Kurimoto Ltd Vertical mill
DE112014004987T5 (en) * 2013-11-01 2016-08-04 Mitsubishi Hitachi Power Systems, Ltd. Vertical roller mill
CN205308449U (en) * 2015-12-30 2016-06-15 溧阳中材重型机器有限公司 A scrape flitch for standing mill

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB956967A (en) * 1960-03-22 1964-04-29 Babcock & Wilcox Ltd Improvements in or relating to pulverisers
JPS6223450A (en) * 1985-07-22 1987-01-31 Kawasaki Heavy Ind Ltd Vertical type mill capable of removing iron grain
CN102000622A (en) * 2010-12-30 2011-04-06 中信重工机械股份有限公司 Grinding table for slag vertical mill
CN102380443A (en) * 2011-11-07 2012-03-21 溧阳中材重型机器有限公司 Upright-mill iron-discharging structure
CN202356148U (en) * 2011-11-07 2012-08-01 溧阳中材重型机器有限公司 Iron removing structure of vertical mill
CN104368419A (en) * 2014-11-27 2015-02-25 包钢集团设计研究院(有限公司) Millstone of vertical mill with function of eliminating scrap iron deposition
CN205948978U (en) * 2016-08-26 2017-02-15 江苏海建股份有限公司 Novel automation arrange indisputable formula mill immediately

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110270411A (en) * 2019-06-27 2019-09-24 南京恒辉粉体技术工程有限公司 A kind of mill pedestal
CN111822129A (en) * 2020-07-22 2020-10-27 中材(天津)粉体技术装备有限公司 Iron ore dry grinding and dressing device and process

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Application publication date: 20161123