CN106824409A - A kind of grid liner plate for vertical mixing mill - Google Patents

A kind of grid liner plate for vertical mixing mill Download PDF

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Publication number
CN106824409A
CN106824409A CN201710083837.0A CN201710083837A CN106824409A CN 106824409 A CN106824409 A CN 106824409A CN 201710083837 A CN201710083837 A CN 201710083837A CN 106824409 A CN106824409 A CN 106824409A
Authority
CN
China
Prior art keywords
liner plate
grid
cylinder
mixing mill
vertical mixing
Prior art date
Application number
CN201710083837.0A
Other languages
Chinese (zh)
Inventor
张路明
张廷龙
宋怀辉
夏莹
江军
宋现洲
胡国辉
周涛
刘洋
黄洪风
王铭浩
Original Assignee
中信重工机械股份有限公司
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 中信重工机械股份有限公司 filed Critical 中信重工机械股份有限公司
Priority to CN201710083837.0A priority Critical patent/CN106824409A/en
Publication of CN106824409A publication Critical patent/CN106824409A/en

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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
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18Details
    • B02C17/22Lining for containers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/10Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/16Mills in which a fixed container houses stirring means tumbling the charge

Abstract

A kind of grid liner plate for vertical mixing mill; including liner plate body; liner plate body fits in cylinder inboard wall setting; part is fastened by bolts between described liner plate body and cylinder to be connected; liner plate body is made up of multiple grill units; part connection is fastened by bolts between two neighboring grid cell, described grill unit is the frame-type structure with dynamic protection hole surrounded by liner plate bulk material.Beneficial effect of the present invention:Grid liner plate of the invention forms grating space independent one by one in cylinder inner surface; the dynamic self-adapting protective layer being made up of abrasive media and material is formd in grid liner plate; the dynamic self adaptation liner plate of this layer effectively protects cylinder; also effectively protect grid liner plate simultaneously; can voluntarily be adapted to during consumption, supplemented, repaired; so service life is very long, operating cost is relatively low.

Description

A kind of grid liner plate for vertical mixing mill
Technical field
The invention belongs to grinding attachment field, and in particular to a kind of grid liner plate for vertical mixing mill.
Background technology
Liner plate as an important part in vertical mixing mill, mainly for the protection of cylinder in case it is subject to abrasive media Direct impact, friction and corrosion with material.Vertical mixing mill as a kind of energy-efficient superfine powder milling apparatus, It is widely used in all trades and professions of national economy.And liner plate, used as running stores, its usage amount is very huge, therefore have very much must Study a kind of safe and reliable, cost performance liner plate high.
During work, abrasive media and material get rid of the liner plate to cylinder to vertical mixing mill under the action of the centrifugal force, The liner plate of domestic and international vertical mixing mill is made a general survey of, more to use anti-wear alloy lining board and magnetic liner plate, they are primarily present following disadvantage End:
1st, following drawback is primarily present using the vertical mixing mill liner plate of wear resistant alloy material:
(1)Mostly casting form, complex manufacturing technology, geomery is difficult to ensure that, and liner plate hardness requirement it is higher when, finished product Rate is relatively low;
(2)Easily there is defect and crackle in liner plate inside, and is not easy to find, has a strong impact on and uses safety;
(3)Need to often change, operation cost is higher;
(4)When liner plate is installed, required profit is bolted to outside cylinder, and installing/dismounting is more difficult.
2nd, using the vertical mixing mill liner plate of magnetic material using liner plate magnetic absorption in itself on cylinder, and can adsorb With ferromagnetic abrasive media, it is primarily present following drawback:
(1)Magnetic liner plate needs to be made using strong magnetic material, and material cost is higher.It is general using magnetic material and other Combination of materials is formed, and complex manufacturing technology, manufacturing cost is higher;
(2)Magnetic liner plate is more sensitive to temperature, and operating temperature is too high, easy demagnetization, will directly lose the effect of liner plate;
(3)Magnetic liner plate has electromagnetic radiation damage, closely not only has certain harm during long-time to human body, and electronics is set Have and have a strong impact on;
(4)The use of magnetic liner plate is to form protective layer by absorption ferromagnetism abrasive media, you must use ferromagnetism grinding medium Matter, thus limits the range of application of vertical mixing mill significantly.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of grid liner plate for vertical mixing mill, improve liner plate Security performance, reduces production cost.
The present invention is for the solution technical scheme that is used of above-mentioned technical problem:A kind of grid lining for vertical mixing mill Plate, including liner plate body, liner plate body fit in cylinder inboard wall setting, tight by bolt between described liner plate body and cylinder Firmware is connected, and liner plate body is made up of multiple grill units, and part company is fastened by bolts between two neighboring grid cell Connect, described grill unit is the frame-type structure with dynamic protection hole surrounded by liner plate bulk material.
Grill unit of the present invention includes at least two dynamic protection holes.
Grill unit of the present invention is shaped as square or rectangular.
Liner plate bulk material of the present invention is metal or nonmetallic materials.
Liner plate bulk material of the present invention is steel plate materialses.
The size of the thickness less than abrasive media of the liner plate body between two neighboring described dynamic protection hole.
The beneficial effects of the invention are as follows:Simple structure of the present invention, with advantages below:
1st, grid liner plate of the invention forms independent one by one grating space in cylinder inner surface, a certain amount of abrasive media and Material enters among the dynamic protection hole of grid liner plate under the action of the centrifugal force, and these abrasive medias and material are centrifuged simultaneously The effect of power, the support force of grating space and gravity, when the timing of centrifugal force one, is in from the abrasive media and material of filling and receives Dynamic balance state, when abrasive media is hit or weares and teares, this balance is broken, and new abrasive media and material is filled out again Grating space is mended, this process is dynamic self-adapting stabilization, is thus formd by abrasive media and thing in grid liner plate Expect the dynamic self-adapting protective layer of composition, the dynamic self adaptation liner plate of this layer effectively protects cylinder, while also effectively protecting Grid liner plate, can voluntarily adapt to during consumption, supplements, repair, so service life is very long, operating cost is relatively low.
2nd, liner plate body of the invention can be made up of metal or nonmetallic materials, will in special material and process conditions The lower steel plate materialses just needed from anticorrosive wear-resistant are sought, even if so cost anti-wear alloy lining board and magnetic more in the market Property liner plate cost is all substantially reduced, and manufacturing process is simple, with short production cycle, install convenient.
3rd, the material thickness that liner plate body of the invention is used so effectively prevents grinding medium less than the size of abrasive media Matter causes the loss of grid liner plate, the abrasive media and material of partial crushing into the gap between two neighboring dynamic protective layer Into these gaps, effectively abrasion can not be formed in the presence of big resistance.
4th, grid liner plate of the invention is integrally using the dynamic guarantor included in differentiation partitioned organization, i.e. each grill unit The quantity of guard aperture is different, at least two, and smaller in the local piecemeal for being susceptible to abrasion, dynamic protection hole is more, otherwise point Block is then larger, and dynamic protection hole is few, is so effectively prevented from the waste situation for needing monoblock to change because of local damage, Er Qiewei The workload for protecting dismounting is also smaller.
5th, grid liner plate of the invention is to form dynamic protective layer in inner barrel using physical action, can be according to grinding The property of grind materials and technological process are needed, and dynamic protective layer, Bu Huizao are formed using the abrasive media of corresponding material Into abrasive media to material properties and the secondary pollution of technological process, the range of application of vertical mixing mill is expanded significantly, and pass The material of the liner plate of system is fixed, it is impossible to changed.
6th, conventional straps and cylinder connection is attached, it is necessary to cylinder is punched, poor sealing, grid lining of the invention Connected using bolt fastener between Slab element and between grid liner plate and cylinder, because grid liner plate is by grill unit It is fastened by bolts part and is connected to become an entirety, therefore only needs to for the bottom of grid liner plate to be fastened by bolts part and cylinder Body is attached, and is not required to punch cylinder, convenient for installation and maintenance.
Brief description of the drawings
Fig. 1 is the structural representation of grid liner plate of the present invention;
Fig. 2 is the structural representation of grill unit of the present invention.
Marked in figure:1st, grill unit, 2, dynamic protection hole, 3, bolt fastener, 4, abrasive media and material, 5, cylinder Body, 6, liner plate body.
Specific embodiment
As illustrated, a kind of grid liner plate for vertical mixing mill, including liner plate body 6, the uniform close of liner plate body 6 Fit in the inwall of cylinder 5 setting, be fastened by bolts part 3 between described liner plate body 6 and cylinder 5 and be connected, liner plate Body 6 is made up of multiple grill units 1, part 3 is fastened by bolts between two neighboring grid cell 1 and is connected, described grid Unit 1 is the frame-type structure with dynamic protection hole 2 surrounded by liner plate bulk material.
Further, described grill unit 1 includes at least two dynamic protection holes.
Further, described grill unit 1 is shaped as square or rectangular.
Further, the liner plate bulk material is metal or nonmetallic materials.
Further, described liner plate bulk material is steel plate materialses.
Further, size of the thickness of the liner plate body 6 between two neighboring dynamic protection hole 2 less than abrasive media.
Operation principle of the present invention:The grid liner plate being made up of common metal or nonmetallic materials uniformly and intimately fits in cylinder Inside body 5, each grid opening is each perpendicular to the inwall of cylinder 5, profit between grill unit 1 and between grill unit 1 and cylinder 5 Connected with bolt fastener 3.When vertical mixing mill works, stirring grinder agitation abrasive media and material 4 make it certain Under centrifugal action, stay in respective liner plate among each independent grid, the abrasive media and material 4 in grid absorb it The percussion of his abrasive media and material, can partly depart from grid, and new abrasive media and material can refill grid again, One layer of dynamic protective layer is thus formed in grid.So grid liner plate operationally, not merely with dynamic protective layer reality Existing abrasive media rubbing medium, grid liner plate loss is few, and the dynamic changing process of the protective layer in grid is effective Absorb the percussion of abrasive media.Gap between the dynamic protective layer that each independent grid is formed depends primarily on this The thickness of body material, bulk material is designed using the thickness less than abrasive media size, effectively prevents abrasive media from being served as a contrast to grid The abrasion of plate, material is thus formed efficient dynamic liner plate layer, safely and reliably can play a protective role to cylinder 5.

Claims (6)

1. a kind of grid liner plate for vertical mixing mill, including liner plate body(6), liner plate body(6)Fit in cylinder(5)It is interior Wall is set, it is characterised in that:Described liner plate body(6)With cylinder(5)Between be fastened by bolts part(3)It is connected, serves as a contrast Plate body(6)By multiple grill units(1)Constitute, two neighboring grid cell(1)Between be fastened by bolts part(3)Connection, Described grill unit(1)Be by liner plate bulk material surround with dynamic protection hole(2)Frame-type structure.
2. a kind of grid liner plate for vertical mixing mill according to claim 1, it is characterised in that:Described grid list Unit(1)Including at least two dynamic protection holes(2).
3. a kind of grid liner plate for vertical mixing mill according to claim 1, it is characterised in that:Described grid list Unit(1)It is shaped as square or rectangular.
4. a kind of grid liner plate for vertical mixing mill according to claim 1, it is characterised in that:Described liner plate sheet Body material is metal or nonmetallic materials.
5. a kind of grid liner plate for vertical mixing mill according to claim 4, it is characterised in that:Described liner plate sheet Body material is steel plate materialses.
6. a kind of grid liner plate for vertical mixing mill according to claim 1, it is characterised in that:It is two neighboring described Dynamic protection hole(2)Between liner plate body(6)Thickness less than abrasive media size.
CN201710083837.0A 2017-02-16 2017-02-16 A kind of grid liner plate for vertical mixing mill CN106824409A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710083837.0A CN106824409A (en) 2017-02-16 2017-02-16 A kind of grid liner plate for vertical mixing mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710083837.0A CN106824409A (en) 2017-02-16 2017-02-16 A kind of grid liner plate for vertical mixing mill

Publications (1)

Publication Number Publication Date
CN106824409A true CN106824409A (en) 2017-06-13

Family

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Family Applications (1)

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CN201710083837.0A CN106824409A (en) 2017-02-16 2017-02-16 A kind of grid liner plate for vertical mixing mill

Country Status (1)

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CN (1) CN106824409A (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2379206Y (en) * 1999-09-29 2000-05-24 王东善 Lining plate of container of ball mill
CN201755505U (en) * 2010-07-23 2011-03-09 湖南精城特种陶瓷有限公司 Lining board with abrasion-proof ceramic for cylinder body of vertical mill
CN203006403U (en) * 2012-12-25 2013-06-19 铜陵天奇蓝天机械设备有限公司 Grille lining board
CN203259009U (en) * 2013-04-03 2013-10-30 郑州市建文特材科技有限公司 Flat liner plate of cylinder body of cooling machine
CN104174467A (en) * 2014-07-30 2014-12-03 攀钢集团矿业有限公司 Tower mill
CN205216989U (en) * 2015-10-23 2016-05-11 北方重工集团有限公司 Spiral vertical roller mill barrel body grid welt
CN105855001A (en) * 2016-05-05 2016-08-17 中信重工机械股份有限公司 Novel liner plate structure used for large autogenous mill
CN205700852U (en) * 2016-05-31 2016-11-23 江苏飞鹿重工机械制造有限公司 The combination locking structure of ball mill barrel inner circumferential waveform steel watt
CN205914225U (en) * 2016-08-16 2017-02-01 耿志杰 Grid welt
CN106378239A (en) * 2016-09-12 2017-02-08 山东科技大学 Ball mill liner with rhombus abrasion-resistant grating and preparation method of ball mill liner

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2379206Y (en) * 1999-09-29 2000-05-24 王东善 Lining plate of container of ball mill
CN201755505U (en) * 2010-07-23 2011-03-09 湖南精城特种陶瓷有限公司 Lining board with abrasion-proof ceramic for cylinder body of vertical mill
CN203006403U (en) * 2012-12-25 2013-06-19 铜陵天奇蓝天机械设备有限公司 Grille lining board
CN203259009U (en) * 2013-04-03 2013-10-30 郑州市建文特材科技有限公司 Flat liner plate of cylinder body of cooling machine
CN104174467A (en) * 2014-07-30 2014-12-03 攀钢集团矿业有限公司 Tower mill
CN205216989U (en) * 2015-10-23 2016-05-11 北方重工集团有限公司 Spiral vertical roller mill barrel body grid welt
CN105855001A (en) * 2016-05-05 2016-08-17 中信重工机械股份有限公司 Novel liner plate structure used for large autogenous mill
CN205700852U (en) * 2016-05-31 2016-11-23 江苏飞鹿重工机械制造有限公司 The combination locking structure of ball mill barrel inner circumferential waveform steel watt
CN205914225U (en) * 2016-08-16 2017-02-01 耿志杰 Grid welt
CN106378239A (en) * 2016-09-12 2017-02-08 山东科技大学 Ball mill liner with rhombus abrasion-resistant grating and preparation method of ball mill liner

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Application publication date: 20170613

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