CN202527254U - Three-ring-mill grinding system - Google Patents
Three-ring-mill grinding system Download PDFInfo
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- CN202527254U CN202527254U CN2012201747530U CN201220174753U CN202527254U CN 202527254 U CN202527254 U CN 202527254U CN 2012201747530 U CN2012201747530 U CN 2012201747530U CN 201220174753 U CN201220174753 U CN 201220174753U CN 202527254 U CN202527254 U CN 202527254U
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Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to a grinding system for solid materials, in particular to a three-ring-mill grinding system. The three-ring-mill grinding system is formed by connecting a crushing subsystem, a grinding subsystem and a collecting subsystem in sequence, is mainly used for solving the technical problems of the treatment and utilization of gravels and stone dust generated in a stone exploitation process, is mainly suitable for non-inflammable and non-explosive brittle materials with medium and low hardness (Mohs hardness of grade 5) and moisture content of less than 3 percent, such as calcite (calcium carbonate), chalk, limestone, kaolin, bentonite, talc, magnesite, illite, pyrophyllite, sepiolite, attapulgite, diatomaceous earth, gypsum, alunite, graphite, fluorite, phosphate ore, potassium ore, pumice and the like, and is an optimal option for super fine smashing of non-metal minerals in the current small-sized production enterprises.
Description
Technical field
The utility model relates to the grinding system of solid material, particularly a kind of three ring abrasive dust grinding systems.
Background technology
In recent years, along with the development of stone material industry, the stone mining amount will increase day by day, and the discarded object-rubble that occurs in the stone mining process, stone flour also can be increasing, make full use of rock material resource, turn waste into wealth, and become the target of corporate environment and social benefit.In addition; Along with science and technology development; The field that mineral dust is used is more and more wider; Industries such as rubber, plastics, papermaking, building base material, coating, daily-use chemical industry all with some superfines as functional filler, as as conditioning agent, semi-reinforcing agent, reinforcing agent, deodorant, water treatment agent, pesticide filler, washing assisant etc., value-added content of product is improved greatly.The abrasive dust technology plays a part indispensable in the material of pulverizing various ores, industrial chemicals.In this simultaneously, for the abrasive dust technology, especially the requirement of superfines processing technology is also increasingly high, requires modern abrasive dust equipment energy consumption lower, and the finished product fineness of powder is higher.
In addition,, little for the environmental requirement of equipment such as noise also than higher.
The utility model content
The purpose of the utility model is to provide a kind of three ring abrasive dust grinding systems; Mainly solve the processing of the rubble that occurs in the stone mining process, stone flour and utilize technical problem; It is applicable to that mainly middle soft (Mohs' hardness < 5 grades), moisture are less than 3% non-inflammable and explosive brittle material; Micro mist production like calcite (calcium carbonate), chalk, lime stone, kaolin, bentonite, talcum, magnesite, illite, pyrophyllite, sepiolite, attapulgite, diatomite, gypsum, alunite, graphite, fluorite, rock phosphate in powder, potassium ore, float stone etc.; Be present small-sized manufacturing enterprise, the optimal selection that the machining of non-metallic mineral superfine powder is broken.
For realizing above-mentioned purpose, the utility model is to realize like this.
A kind of three ring abrasive dust grinding systems, it is characterized in that: it is connected to form by broken subsystem, grinding subsystem, collection subsystem successively.
Described three ring abrasive dust grinding systems, it is characterized in that: described broken subsystem is connected to form by hammer mill, bucket elevator, intermediate storage storehouse; Wherein, the discharging opening of this hammer mill is corresponding to the charging aperture of bucket elevator below, and the discharging opening of bucket elevator top is corresponding to the charging aperture in intermediate storage storehouse.
Described three ring abrasive dust grinding systems is characterized in that: described grinding subsystem is by at the uniform velocity batcher, three ring mills, grader connect to form successively; Wherein, this is the discharging opening in the feed end connection intermediate storage storehouse of batcher at the uniform velocity, and its discharge end is connected to the charging aperture of three ring mills; This grader is arranged at three ring mill tops.
Described three ring abrasive dust grinding systems is characterized in that: described collection subsystem is made up of wind pipe, air compressor machine, pulse dress formula deduster, conveying worm, discharging machine, induced duct, air-introduced machine; This wind pipe is communicated with grader and the pulse dress formula deduster that air compressor machine is installed respectively, and the other end of this pulse dress formula deduster connects air-introduced machine through induced duct; The lower end of this pulse dress formula deduster connects discharging machine through conveying worm.
Described three ring abrasive dust grinding systems is characterized in that: connect muffler near the described air-introduced machine.
Described three ring abrasive dust grinding systems is characterized in that: described three ring mills by base, down grind body, air inlet, on grind body, mill, grinding roller, grinding roller pivot pin, bull ring, batch mixing pan, bearing block, main shaft, big belt pulley, main motor and small belt pulley and constitute; Wherein: main motor and mill body down are installed on the base, on grind body and be fixed on and grind on the body; Small belt pulley is installed on the main motor; Under grind installation shaft bearing on the body; Big belt pulley is equipped with in the main shaft bottom of bearing block, and batch mixing pan, three layers mill are equipped with in top; 7 grinding rollers that are evenly distributed, spacing on mill by the grinding roller pivot pin are housed on every layer of mill; Bull ring is fixed on the mill body; Air inlet is arranged on down the mill body or goes up on the mill body.
Described three ring abrasive dust grinding systems, it is characterized in that: described grader is made up of grader shell, feeder, grading wheel, grader power transmission shaft, variable-speed motor, gas-solid air outlet, classification cover and grader inner core; Wherein: connect feeder and be installed in mill body top, be arranged with the grader inner core in it with grader shell with gas-solid air outlet; This grader inner core is provided with by variable-speed motor and is connected the grading wheel that drives with the grader power transmission shaft; This grader shell upper end envelope is provided with the classification cover.
Described three ring abrasive dust grinding systems is characterized in that: the blade of even branch more than 100 on the described grading wheel, impeller clearance 5～10mm.
The utility model is compared with existing mechanism, has following advantage.
1. high fineness high yield, low energy consumption, low investment.Grinding machine equipment adopts innovation to pulverize structure, through impact, roll extrusion, multiple pulverizing such as mill, has not only improved crush force in the chamber, and has made particle stressed more even in crushing chamber.In nonmetallic mineral deep processing industry, its production efficiency doubles above than Raymond mill, airslide disintegrating mill, impact grinder.
2. the flow field structure of innovation has improved effectiveness of classification, carefully can produce the superfine powder of D97≤5um (2500 order).The fineness adjustable range is wide: can produce the product of 325 orders～various fineness of 2500 orders, not only be used for the production of superfine product, also can replace the product of Raymond mill production coarseness simultaneously.
3. blower fan is equipped with efficient silencer, has effectively reduced noise; Deduster adopts pulse dust removal, and complete equipment moves under negative pressure, and the production scene does not have dust and leaks, and let out and reaches environmental protection index at the dust place.
4. the equipment easily worn part adopts the special, wear-resistant material, and it is little, durable in use to wear and tear.
Description of drawings
Fig. 1 is the structural representation of the utility model system.
Fig. 2 is three ring mill and grader structural representations in the utility model.
Among the figure: the 1-hammer mill; The 2-bucket elevator; 3-intermediate storage storehouse; 4-is batcher at the uniform velocity; 5-three ring mills; The 6-grader; The 7-wind pipe; The 8-air compressor machine; 9-pulse dress formula deduster; The 10-conveying worm; The 11-discharging machine; The 12-induced duct; The 13-air-introduced machine; The 14-muffler; The 501-base; 502-is the mill body down; The 503-air inlet; The last mill of 504-body; The 505-mill; The 506-grinding roller; 507-grinding roller pivot pin; The 508-bull ring; The 509-batch mixing pan; The 510-bearing block; The 511-main shaft; The 512-big belt pulley; The 513-main motor; The 514-small belt pulley; 601-grader shell; The 602-feeder; The 603-grading wheel; 604-grader power transmission shaft; The 605-variable-speed motor; 606-gas-solid air outlet; 607-classification cover; 608-grader inner core.
The specific embodiment
See also Fig. 1,2, it is as shown in the figure to the utility model discloses a kind of three ring abrasive dust grinding systems: it is connected to form by broken subsystem, grinding subsystem, collection subsystem successively.
Like Fig. 1, the structure of each concrete subsystem is following:
Described broken subsystem is connected to form by hammer mill 1, bucket elevator 2, intermediate storage storehouse 3; Wherein, the discharging opening of this hammer mill 1 is corresponding to the charging aperture of bucket elevator 2 belows, and the discharging opening of bucket elevator 2 tops is corresponding to the charging aperture in intermediate storage storehouse 3.Its function and purpose are: will be crushed to particle and powder below the 10mm by the material of grinding, and for flour mill provides ideal raw material, make energy-conservation, the high yield of flour mill.
Described grinding subsystem is by at the uniform velocity batcher 4, three encircles mill 5, grader 6 connects to form successively; Wherein, this is the discharging opening in the feed end connection intermediate storage storehouse 3 of batcher 4 at the uniform velocity, and its discharge end is connected to the charging aperture of three ring mills 5; This grader 6 is arranged at three ring mills, 5 tops.Its function and purpose are: through batcher 4 at the uniform velocity; Supply at the uniform velocity that three ring mills 5 impact, roll extrusion, the pulverizing of milling; Reach particle and the powder of 0～1mm; Carry out the classification of powder by grader 6 again, qualified finished powder is collected by the collecting device that the grader outlet gets into the back, and meal then falls pulverizing chamber after rise to be pulverized again.
Described collection subsystem is made up of wind pipe 7, air compressor machine 8, pulse dress formula deduster 9, conveying worm 10, discharging machine 11, induced duct 12, air-introduced machine 13; This wind pipe 7 is communicated with grader 6 and the pulse dress formula deduster 9 that air compressor machine 8 is installed respectively, and the other end of this pulse dress formula deduster 9 connects air-introduced machine 13 through induced duct 12; The lower end of this pulse dress formula deduster 9 connects discharging machine 11 through conveying worm 10.Connect muffler 14 near the described air-introduced machine 13.Its function and purpose are: the qualified products that grader is selected are collected, carried, and the dust concentration of gas that makes discharge reaches environmental requirement less than 50mg.
The occupation mode of the utility model is that material is crushed to below the 10mm through hammer mill 1, is delivered to intermediate storage storehouse 3 by bucket elevator 2 and keeps in.At the uniform velocity evenly supply three ring mills 5 carry out grinding to 0～powder of 1mm and the mixed powder of particle by batcher (as: oscillating feeder) 4 at the uniform velocity; By grader 6 mixed powder is carried out thickness grading; Meal falls back to three ring mills 5 and carries out grinding once more; Fine powder gets into pulse dust collector 9 through wind pipe 7 and carries out gas, the solid separation under action of negative pressure, and powder drops in the casing of pulse dust collector 9; Carried or packed by conveying worm 10, discharging machine 11, gas separated is discharged through induced duct, air-introduced machine, muffler.System's grinding, conveying, gas solid separation are moved under air-negative-pressure, and grinding system does not have dust and leaks.
During use, the control of product granularity, output is by adjustment grading wheel rotating speed, the adjustment of negative-pressure air power air quantity size.The product requirement fine size, then the grading wheel rotating speed is high, the negative-pressure air power air quantity is little, and vice versa.
During use, production-line technique adjustment (grading wheel rotating speed, negative-pressure air power air quantity size) is the core of production technology adjustment, confirm in practice.
As shown in Figure 2, the ring mill of three in the utility model 5 by base 501, down grind body 502, air inlet 503, on grind body 504, mill 505, grinding roller 506, grinding roller pivot pin 507, bull ring 508, batch mixing pan 509, bearing block 510, main shaft 511, big belt pulley 512, main motor 513 and small belt pulley 514 and constitute; Wherein: main motor 513 and mill body 502 down are installed on the base 501, on grind body 504 and be fixed on and grind on the body 502; Small belt pulley 514 is installed on the main motor 513; Under grind installation shaft bearing 510 on the body 502; Big belt pulley 512 is equipped with in main shaft 511 bottoms of bearing block 510, and batch mixing pan 509, three layers mill 505 are equipped with in top; 7 grinding rollers that are evenly distributed 506, spacing on mill 505 by grinding roller pivot pin 507 are housed on every layer of mill 505; Bull ring 508 is fixed on the mill body 502; Air inlet 503 is arranged on down mill body 502 or goes up on the mill body 504.
During use; Small belt pulley 514 on the main motor 513 drives big belt pulley 512 rotations through belt, makes the batch mixing pan 509, mill 505 rotations that are installed on the main shaft 511; Make grinding roller 506 under the drive of mill 505 rotations, produce centrifugal force, be adjacent to bull ring 508 roll extrusion running.
Grader 6 in the utility model is made up of grader shell 601, feeder 602, grading wheel 603, grader power transmission shaft 604, variable-speed motor 605, gas-solid air outlet 606, classification cover 607 and grader inner core 608; Wherein: connect feeder 602 and be installed in mill body 504 tops, be arranged with grader inner core 608 in it with grader shell 601 with gas-solid air outlet 606; This grader inner core 608 is provided with by variable-speed motor 605 and is connected the grading wheel 603 that drives with grader power transmission shaft 604; This grader shell 601 upper ends envelope is provided with classification cover 607.The blade of even branch more than 100 on the described grading wheel 603, impeller clearance 5～10mm.
Use is, grinding charge material (< 10mm) is got into by feeder 602 in the annulus of mill 505, grinding roller 506, bull ring 508 of three ring mills 5, free-falling; In the process that falls by the roll extrusion of three layers of grinding roller 506 (every layer grinding roller several 7, three layers of grinding roller evenly misplace), bull ring 508, mill to fall on the bottom batch mixing pan 509 after pulverizing and dished out, the powder of dishing out rises in grader 6 grading rooms along the slit between last mill body 504 inner cores and the urceolus with negative-pressure air power; Carry out classification; The blade of even branch more than 100 on the grading wheel 603, impeller clearance 5～10mm, grading wheel 603 is under the drive of grader power transmission shaft 604, variable-speed motor 605; High speed rotation; At a high speed under the effect of rotation, the powder box haul that passes blade gets into the pulsating collection device and carries out gas solid separation, collection at negative-pressure air power and grading wheel 603: and do not pass the powder of blade, then thrown away by grading wheel 603 blades; Fall along grader inner core 608 walls, get into the roll extrusion once more of grinding machine pan feeding circumferential weld, the pulverizing of milling.Form and close stream grinding, hierarchy system completely.
Being merely the preferred embodiment of the utility model in sum, is not the practical range that is used for limiting the utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should be the technological category of the utility model.
Claims (8)
1. one kind three is encircled the abrasive dust grinding system, and it is characterized in that: it is connected to form by broken subsystem, grinding subsystem, collection subsystem successively.
2. three ring abrasive dust grinding systems according to claim 1, it is characterized in that: described broken subsystem is connected to form by hammer mill (1), bucket elevator (2), intermediate storage storehouse (3); Wherein, the discharging opening of this hammer mill (1) is corresponding to the charging aperture of bucket elevator (2) below, and the discharging opening of bucket elevator (2) top is corresponding to the charging aperture of intermediate storage storehouse (3).
3. three ring abrasive dust grinding systems according to claim 2 is characterized in that: described grinding subsystem is by at the uniform velocity batcher (4), three ring mills (5), grader (6) connect to form successively; Wherein, this is the discharging opening in the feed end connection intermediate storage storehouse (3) of batcher (4) at the uniform velocity, and its discharge end is connected to the charging aperture of three ring mills (5); This grader (6) is arranged at three ring mill (5) tops.
4. three ring abrasive dust grinding systems according to claim 3 is characterized in that: described collection subsystem is made up of wind pipe (7), air compressor machine (8), pulse dress formula deduster (9), conveying worm (10), discharging machine (11), induced duct (12), air-introduced machine (13); This wind pipe (7) is communicated with grader (6) respectively and the pulse dress formula deduster (9) of air compressor machine (8) is installed, and the other end of this pulse dress formula deduster (9) connects air-introduced machine (13) through induced duct (12); The lower end of this pulse dress formula deduster (9) connects discharging machine (11) through conveying worm (10).
5. three ring abrasive dust grinding systems according to claim 4 is characterized in that: connect muffler (14) near the described air-introduced machine (13).
6. according to claim 3 or 4 or 5 described three ring abrasive dust grinding systems, it is characterized in that: described three ring mills (5) by base (501), down grind body (502), air inlet (503), on grind body (504), mill (505), grinding roller (506), grinding roller pivot pin (507), bull ring (508), batch mixing pan (509), bearing block (510), main shaft (511), big belt pulley (512), main motor (513) and small belt pulley (514) formation; Wherein: base (501) go up to be installed main motor (513) and mill body (502) down, on grind body (504) and be fixed on and grind on the body (502); Small belt pulley (514) is installed on the main motor (513); Under grind body (502) and go up installation shaft bearing (510); Big belt pulley (512) is equipped with in main shaft (511) bottom of bearing block (510), and batch mixing pan (509), three layers mill (505) are equipped with in top; 7 grinding rollers that are evenly distributed (506), spacing on mill (505) by grinding roller pivot pin (507) are housed on every layer of mill (505); Bull ring (508) is fixed on the mill body (502); Air inlet (503) is arranged on down mill body (502) or goes up on the mill body (504).
7. three ring abrasive dust grinding systems according to claim 6, it is characterized in that: described grader (6) is made up of grader shell (601), feeder (602), grading wheel (603), grader power transmission shaft (604), variable-speed motor (605), gas-solid air outlet (606), classification cover (607) and grader inner core (608); Wherein: connect feeder (602) and grader shell (601) and be installed in and grind above the body (504), be arranged with grader inner core (608) in it with gas-solid air outlet (606); This grader inner core (608) is provided with by variable-speed motor (605) and is connected the grading wheel (603) that drives with grader power transmission shaft (604); This grader shell (601) upper end envelope is provided with classification cover (607).
8. three ring abrasive dust grinding systems according to claim 7, it is characterized in that: described grading wheel (603) is gone up the blade of even branch more than 100, impeller clearance 5～10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201747530U CN202527254U (en) | 2012-04-24 | 2012-04-24 | Three-ring-mill grinding system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201747530U CN202527254U (en) | 2012-04-24 | 2012-04-24 | Three-ring-mill grinding system |
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| CN202527254U true CN202527254U (en) | 2012-11-14 |
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| CN2012201747530U Expired - Lifetime CN202527254U (en) | 2012-04-24 | 2012-04-24 | Three-ring-mill grinding system |
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Cited By (4)
| 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 |
| CN107413482A (en) * | 2017-05-22 | 2017-12-01 | 宁夏洁华石膏建材有限责任公司 | A kind of calcined gypsum powder grinding is with mixing method |
| CN108821770A (en) * | 2018-07-24 | 2018-11-16 | 哈尔滨电碳厂 | A kind of preparation method of high performance graphite sealing material |
| CN115870057A (en) * | 2023-01-03 | 2023-03-31 | 桂林桂广滑石开发有限公司 | Centrifugal grinding mechanism and grinding device |
-
2012
- 2012-04-24 CN CN2012201747530U patent/CN202527254U/en not_active Expired - Lifetime
Cited By (6)
| 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 |
| CN107413482A (en) * | 2017-05-22 | 2017-12-01 | 宁夏洁华石膏建材有限责任公司 | A kind of calcined gypsum powder grinding is with mixing method |
| CN108821770A (en) * | 2018-07-24 | 2018-11-16 | 哈尔滨电碳厂 | A kind of preparation method of high performance graphite sealing material |
| CN108821770B (en) * | 2018-07-24 | 2019-09-10 | 哈尔滨电碳厂 | A kind of preparation method of high performance graphite sealing material |
| CN115870057A (en) * | 2023-01-03 | 2023-03-31 | 桂林桂广滑石开发有限公司 | Centrifugal grinding mechanism and grinding device |
| CN115870057B (en) * | 2023-01-03 | 2025-03-25 | 桂林桂广滑石开发有限公司 | Centrifugal grinding mechanism and grinding device |
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