CN102962116B - Multilayer vertical mill - Google Patents

Multilayer vertical mill Download PDF

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Publication number
CN102962116B
CN102962116B CN201210512144.6A CN201210512144A CN102962116B CN 102962116 B CN102962116 B CN 102962116B CN 201210512144 A CN201210512144 A CN 201210512144A CN 102962116 B CN102962116 B CN 102962116B
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grinding
casing
grinding layer
layer
collecting materials
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CN201210512144.6A
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CN102962116A (en
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相雪
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相雪
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Abstract

The invention discloses a kind of Multilayer vertical mill, comprise charging and inlet duct, charging and inlet duct are bolted on casing, casing inwall is equipped with casing liner plate (18), casing is secured by bolts on base, in casing, be provided with grinding layer, below grinding layer, be provided with collecting materials device, below collecting materials device, be connected with external helix transporting device.Product grading scope of the present invention is wide, and particle diameter can adjust arbitrarily, reach as high as more than 2500 orders more than 30 orders; Output is high, than being other grinding machine raising 4-8 times under equal conditions; Whole process of lapping all under condition of negative pressure, good seal performance; Whole production process closed cycle, without dust, non-exhaust emission; Rotating speed can regulate arbitrarily, so product fineness can regulate arbitrarily, compare with other grinding machine without the regulation time of machine and process thus reduce produce in the adjustment link of machine.

Description

Multilayer vertical mill

Technical field

The present invention relates to a kind of industrial mill, be specially a kind of Multilayer vertical mill mainly can carrying out abrasive dust processing to Mohs' hardness less than 9.3 grades and the explosive material of the non-flammable of compression strength within 450 MPas.

Background technology

Grinding machine, according to the difference of milling medium and grinding material, can be divided into ball mill, column mill, rod mill, tube mill, autogenous tumbling mill, revolve mortar formula roller mill etc.Generally intermittent ball mill is adopted in Ceramic production, adopt wet production, its abrasive action can be divided into two parts, and one is the abrasive action between abrasive body and between abrasive body and cylindrical shell, two be abrasive body fall time percussion, will start with from these two aspects to improve grinding efficiency." much broken and lessmill " technology of metallic ore and technique are one and have carried the topic of a lot of years, reduce the mill feed size of ball mill, before ball mill, increase by one section of pre-grinding or ultrafine grinding technique, are the important technology innovations that bargh saves energy and reduce the cost.The research of grinding machine rock processing is one of emphasis in Mineral Processing Engineering technology.Rock processing utilizes energy to extrude ore by grinding machine, impacts and grind, and makes valuable mineral monomer dissociation in ore, is beneficial to the process that the next stage carries out sorting.

The most function singleness of existing grinding machine, and yield poorly, power consumption is large, wearing piece service efficiency is low, waste is many.And be suitable for single mineral, the scope of application is narrower, and a large amount of dust and waste gas can be discharged in the process of grinding, and the fineness schedulable of the rotating speed of grinding machine and product is very little.

Summary of the invention

In order to overcome above-mentioned deficiency of the prior art, the invention provides a kind of output high, appropriate products scope is wide, and process of lapping is without dust, toxic emission, wearing piece utilization rate is high, power consumption is few under equal conditions, and the novel multi-layer vertical grinder that rotating speed and product fineness can adjust arbitrarily.

The object of the present invention is achieved like this:

Multilayer vertical mill, comprise charging and inlet duct 1, charging and inlet duct 1 are bolted on casing 4, casing 4 inwall is equipped with casing liner plate 18, it is characterized in that: casing 4 is secured by bolts on base 8, in casing 4, be provided with grinding layer, below grinding layer, be provided with collecting materials device 12, below collecting materials device 12, be connected with external helix transporting device 17;

Described grinding layer comprises elementary grinding layer 27, be positioned at the second grinding layer 28 below elementary grinding layer 27; According to our user need to increase successively third layer, the 4th layer, can be the multilayer of trapezoidal pagoda shape according to processed material.

Described collecting materials device 12 is placed in device bottom, is connected with the base 8 on upper strata by bolt; Collecting materials device 12 is provided with external fan connector 13; Base 8 is fastened with bull ring 6;

Described collecting materials device 12 is fastened by bolts material collecting device air intake valve 23; Collecting materials device 12 inside is fastened with a pot shape tripper 24;

Described grinding layer comprises main shaft 9, and the feeding-distribution device 2 be connected by key with main shaft 9; The grinding roller hanger device 3 on main shaft 9 is connected to by expansion sleeve;

Described main shaft 9 is equipped with bearing, is fixed on base 8, is provided with bevel gear wheel 10 simultaneously by bearing, the transmission device 7 that the bevel pinion 11 coordinated with bevel gear wheel 10 is formed;

Described grinding roller hanger device 3 is connected with turning arm 16 by rotary pin shaft 14, turning arm 16 is fixed with grinding roller assembly 5; Rotary pin shaft about 14 is mounted with steel ball 15;

Described external fan connector 13 one end is connected with collecting materials device 12, be suspended in collecting materials device 12 and also reserve certain distance with middle, pot shape tripper 24 bottom, the other end connects external fan, external fan connects external powder collector, pipe flange on external powder collector is connected with described external powder collector adpting flange 25 by bolt, forms closed circuit circulatory system;

Described charging and inlet duct 1 are connected with mill larynx air intake valve 20 by bolt; Casing 4 has been bolted elementary grinding layer air intake valve 21 and the second grinding layer air intake valve 22;

Described grinding roller assembly 5 is provided with and forces distributing device 26, force distributing device 26 to move with grinding roller assembly 5 one directions, force self non rotating of distributing device 26.

positive beneficial effect:1, product grading scope of the present invention is wide, and particle diameter can adjust arbitrarily, reach as high as more than 2500 orders more than 30 orders;

2, output is high, than being other grinding machine raising 4-8 times under equal conditions;

3, whole process of lapping is all under condition of negative pressure, good seal performance; Whole production process closed cycle, without dust, non-exhaust emission;

4, rotating speed can regulate arbitrarily, so product fineness can regulate arbitrarily, compare with other grinding machine without the regulation time of machine and process thus reduce produce in the adjustment link of machine;

5 compare with other grinding machine, change structure and processing materials input and output material mode thus be more convenient for maintenance, discharging-material size can regulate arbitrarily and fineness is higher.

6, this equipment can process various non-metallic ore and part metals.

7, the alternative existing grinding machine of this equipment and powder process machine.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention:

In figure be: charging and inlet duct 1, feeding-distribution device 2, grinding roller hanger device 3, casing 4, grinding roller assembly 5, bull ring 6, transmission device 7, base 8, main shaft 9, bevel gear wheel 10, bevel pinion 11, collecting materials device 12, external fan connector 13, rotary pin shaft 14, steel ball 15, turning arm 16, external helix transporting device 17, casing liner plate 18, expansion sleeve 19, mill larynx air intake valve 20, elementary grinding layer air intake valve 21, second grinding layer air intake valve 22, material collecting device air intake valve 23, pot shape tripper 24, external powder collector adpting flange 25, force distributing device 26, elementary grinding layer 27, second grinding layer 28.

Detailed description of the invention

Below in conjunction with accompanying drawing, the present invention is further illustrated:

As shown in Figure 1, Multilayer vertical mill, comprise charging and inlet duct 1, charging and inlet duct 1 are bolted on casing 4, casing 4 inwall is equipped with casing liner plate 18, it is characterized in that: casing 4 is secured by bolts on base 8, in casing 4, be provided with grinding layer, be provided with collecting materials device 12 below grinding layer, below collecting materials device 12, be connected with external helix transporting device 17;

Described grinding layer comprises elementary grinding layer 27, be positioned at the second grinding layer 28 below elementary grinding layer 27;

Described collecting materials device 12 is placed in device bottom, is connected with the base 8 on upper strata by bolt; Collecting materials device 12 is provided with external fan connector 13; Base 8 is fastened with bull ring 6;

Described collecting materials device 12 is fastened by bolts material collecting device air intake valve 23; Collecting materials device 12 inside is fastened with a pot shape tripper 24;

Described grinding layer comprises main shaft 9, and the feeding-distribution device 2 be connected by key with main shaft 9; The grinding roller hanger device 3 on main shaft 9 is connected to by expansion sleeve;

Described main shaft 9 is equipped with bearing, is fixed on base 8, is provided with bevel gear wheel 10 simultaneously by bearing, the transmission device 7 that the bevel pinion 11 coordinated with bevel gear wheel 10 is formed;

Described grinding roller hanger device 3 is connected with turning arm 16 by rotary pin shaft 14, turning arm 16 is fixed with grinding roller assembly 5; Rotary pin shaft about 14 is mounted with steel ball 15;

Described external fan connector 13 one end is connected with collecting materials device 12, be suspended in collecting materials device 12 and also reserve certain distance with middle, pot shape tripper 24 bottom, the other end connects external fan, external fan connects external powder collector, pipe flange on external powder collector is connected with described external powder collector adpting flange 25 by bolt, forms closed circuit circulatory system;

Described charging and inlet duct 1 are connected with mill larynx air intake valve 20 by bolt; Casing 4 has been bolted elementary grinding layer air intake valve 21 and the second grinding layer air intake valve 22;

Described grinding roller assembly 5 is provided with and forces distributing device 26, force distributing device 26 to move with grinding roller assembly 5 one directions, force self non rotating of distributing device 26.

Operation principle: analytical equipment of the present invention, namely powder collector is external device, closed cycle is formed with main frame, the kind of drive adopts external variable-frequency motor, drives grinding roller assembly 5 to rotate by bevel pinion 11, bevel gear wheel 10, main shaft 9, grinding roller hanger device 3, namely material grinds material feeding charging and inlet duct 1 in larynx through external feeding machine at external feed bin, feeding-distribution device 2 through rotating is distributed in surrounding material, falls along casing 4 inwall, is scattering into the upper surface of base 8 and bull ring 6.After forming certain accumulation horizon, grinding roller assembly 5 is equipped with and forces distributing device 26, make material flow into roller surface and the middle self-assembling formation grinding layer of bull ring 6 of grinding roller assembly 5 bottom, also can remove and force distributing device automatically to flow into by material; Material is free fall type grinding whereabouts in grinding layer.Fall into the feeding-distribution device 2 of bottom second grinding layer 28 after material grinding, grind again at the second layer.Then drop on the pot type tripper 24 on collecting materials device 12 top, on pot type tripper 24, porose, at this moment ground material falls into the inside of collecting materials device 12 by the aperture on pot type tripper 24, at this moment external fan connector 13 by external fan by finished product materials sucking-off, fineness regulation external fan rotating speed according to required product makes the wind speed and pressure in pipe reach requirement, finished product reclaims by device by analysis, warehouse entry in bulk, the warehouse-in of pack.Do not meet the requirements of material drop to bottom be then transported to outside bucket elevator through external helix transporting device 17, through elevator material lifting to external feed bin, material comes back to external feed bin, again send into charging through external feeding machine and inlet duct 1 is distributed in surrounding through feeding-distribution device 2 material, form a closed cycle like this until become qualified products.

The granularity of required material and output are by the size controlling mill larynx air intake valve 20, elementary grinding layer air intake valve 21, second grinding layer air intake valve 22, material collecting device air intake valve 23 regulate every layer of intake, control the falling speed of material, control product yield and fineness.When (21) on grinding machine (22) 23 are closed, the air-flow that the air quantity of bottom 13 does not subtract, at this moment mill chamber is inner downward increases, and material falling speed is accelerated, and can improve output, and the product granularity ground out is relatively thick, output increased.On the contrary, when (20) (21) (22) (23) all open, in mill chamber, downdraught weakens relatively, and material is free-falling in grinding layer, extends milling time, improves product fineness.Material is sent into external powder collector by external fan connector (13) and is reclaimed product by external fan; When material moisture is large this time grinding form, external fan connector the same with the process of lapping of dry powder only play regulate the decrease speed of material in mill chamber, the whole material be polished through external helix transporting device deliver to external slush pump (or elevator) send into other (be such as this miscellaneous equipment of iron ore be likely magnetic separator) processing after, underproof material enters mill chamber Inner eycle again and grinds.

Due to main frame install be variable-frequency motor, by regulate electric machine frequency, change engine speed, regulate material grinding layer grinding number of times thus reach required product granularity.

The grinding roller employing patent No. is the grinding roller assembly of 201220079987.7.

This equipment characteristic of the present invention is: 1, agent structure is up-down structure mode, is designed to elementary grinding layer, secondary grinder layer, three grades of grinding layers successively ... by that analogy, each grinding layer is independent integers, arbitrarily can exchange combination; 2, because material structure is different with required product granularity, output is different; So the multilayer that grinding layer diameter can be designed to the cooperation of same diameter multilayer and the upper and lower mode of different-diameter coordinates; Equipment appearance has cylinder-like structure and scalariform pyramid-like structure; So more product fineness can be improved; 3, in addition according to user to the demand of output, determine bull ring diameter; Every layer can require to determine grinding roller quantity and bull ring height to fineness of materials according to grinding ring diameter and user; Grinding roller quality is determined according to material hardness.

1, product grading scope of the present invention is wide, and particle diameter can adjust arbitrarily, reach as high as more than 2500 orders more than 30 orders;

2, output is high, than being other grinding machine raising 4-8 times under equal conditions;

3, whole process of lapping is all under condition of negative pressure, good seal performance; Whole production process closed cycle, without dust, non-exhaust emission;

4, rotating speed can regulate arbitrarily, so product fineness can regulate arbitrarily, compare with other grinding machine without the regulation time of machine and process thus reduce produce in the adjustment link of machine;

5 compare with other grinding machine, change structure and processing materials input and output material mode thus be more convenient for maintenance, discharging-material size can regulate arbitrarily and fineness is higher.

6, this equipment can process various non-metallic ore and part metals.

7, the alternative existing grinding machine of this equipment and powder process machine.

Mainly to Mohs' hardness less than 9.3 grades and compression strength, the non-flammable explosive material within 450 MPas carries out abrasive dust processing to the machine.Be widely used in the mineral products processings such as metallurgy, building materials, chemical industry, traffic, water conservancy, mine, can grinding quartz, feldspar, calcite, talcum, barite, rare earth, marble, grave stone, bauxite, the various materials such as ore, red soil, kaolin, coke, bentonite, basalt, gypsum, graphite, carborundum, insulation material, metallurgical powder such as various slag and mine tailing, dolomite, granite, gold, silver, copper, iron, manganese, molybdenum, tin.

Above embodiment is only for illustration of the preferred embodiment of the present invention; but the present invention is not limited to above-mentioned embodiment; in the ken that described exercising ordinary skill possesses; the any amendment done within the spirit and principles in the present invention, equivalent to substitute and improvement etc., it all should be encompassed within the technical scheme scope of request of the present invention protection.

Claims (4)

1. Multilayer vertical mill, comprise charging and inlet duct (1), charging and inlet duct (1) are bolted on casing (4), casing (4) inwall is equipped with casing liner plate (18), it is characterized in that: casing (4) is secured by bolts on base (8), in casing (4), be provided with grinding layer, be provided with collecting materials device (12) below grinding layer, collecting materials device (12) below is connected with external helix transporting device (17); Described grinding layer comprises elementary grinding layer (27), is positioned at second grinding layer (28) of elementary grinding layer (27) below; According to user need can increase successively third layer, the 4th layer, multilayer grinding layer can be designed to trapezoidal pagoda shape according to processed material; Described collecting materials device (12) is placed in device bottom, is connected with the base (8) on upper strata by bolt; Collecting materials device (12) is provided with external fan connector (13); Base (8) is fastened with bull ring (6); Described collecting materials device (12) has been fastened by bolts material collecting device air intake valve (23); Collecting materials device (12) inside is fastened with a pot shape tripper (24); Described grinding layer comprises main shaft (9), and with the feeding-distribution device (2) that main shaft (9) is connected by key, be connected to the grinding roller hanger device (3) on main shaft (9) by expansion sleeve; Described main shaft (9) is equipped with bearing, is fixed on base (8) by bearing, is provided with bevel gear wheel (10) simultaneously, the transmission device (7) that the bevel pinion (11) coordinated with bevel gear wheel (10) is formed; Described grinding roller hanger device (3) is connected with turning arm (16) by rotary pin shaft (14), turning arm (16) is fixed with grinding roller assembly (5); Rotary pin shaft (14) is mounted with steel ball (15) up and down.
2. Multilayer vertical mill according to claim 1, it is characterized in that: described external fan connector (13) one end is connected with collecting materials device (12), to be suspended in collecting materials device (12) and to reserve certain distance with pot shape tripper (24) middle, bottom, the other end connects external fan, external fan connects external powder collector, pipe flange on external powder collector is connected with described external powder collector adpting flange (25) by bolt, forms closed circuit circulatory system.
3. Multilayer vertical mill according to claim 1, is characterized in that: described charging and inlet duct (1) are connected with mill larynx air intake valve (20) by bolt; Casing (4) has been bolted elementary grinding layer air intake valve (21) and the second grinding layer air intake valve (22).
4. Multilayer vertical mill according to claim 1, it is characterized in that: described grinding roller assembly (5) is provided with and forces distributing device (26), force distributing device (26) to move with grinding roller assembly (5) directions, force distributing device (26) self non rotating.
CN201210512144.6A 2012-12-04 2012-12-04 Multilayer vertical mill CN102962116B (en)

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Application Number Priority Date Filing Date Title
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CN102962116B true CN102962116B (en) 2015-12-09

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103908998A (en) * 2014-04-04 2014-07-09 安徽科信矿山机械制造有限公司 Roller mill for mining

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CN101804374A (en) * 2009-02-18 2010-08-18 上海宏麟电子科技有限公司 Steel mill of grain mill
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CN102343295A (en) * 2011-10-12 2012-02-08 湖南大学 Cantilever flexible static-pressure floating ring-roll mill
CN102380444A (en) * 2011-11-10 2012-03-21 桂林晟兴机械制造有限公司 Outer circulation classifying system of direct-flow superfine hoop-roller mill
CN102513202A (en) * 2011-12-27 2012-06-27 陕西斯达实业有限公司 Novel process for producing superfine powder
CN202316084U (en) * 2011-11-22 2012-07-11 雅宝研磨材(苏州)有限公司 Shaping crusher
CN202962567U (en) * 2012-12-04 2013-06-05 王今奇 Multilayer vertical miller

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JP2584954B2 (en) * 1994-12-06 1997-02-26 春寿 鈴木 Screen roller mill
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Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2489870Y (en) * 2001-06-21 2002-05-08 河南黎明重工机器有限公司 Straight-through centrifugal disintegrator
CN101804374A (en) * 2009-02-18 2010-08-18 上海宏麟电子科技有限公司 Steel mill of grain mill
CN102319610A (en) * 2011-06-20 2012-01-18 张家港美星三和机械有限公司 Garbage crushing machine
CN102343295A (en) * 2011-10-12 2012-02-08 湖南大学 Cantilever flexible static-pressure floating ring-roll mill
CN102380444A (en) * 2011-11-10 2012-03-21 桂林晟兴机械制造有限公司 Outer circulation classifying system of direct-flow superfine hoop-roller mill
CN202316084U (en) * 2011-11-22 2012-07-11 雅宝研磨材(苏州)有限公司 Shaping crusher
CN102513202A (en) * 2011-12-27 2012-06-27 陕西斯达实业有限公司 Novel process for producing superfine powder
CN202962567U (en) * 2012-12-04 2013-06-05 王今奇 Multilayer vertical miller

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Address after: 450000 No. 65, Wenhua Road, Zhengzhou, 1, No. 6, building 1, Henan

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