CN102553686B - Shaft-driven ball grinding mill - Google Patents

Shaft-driven ball grinding mill Download PDF

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Publication number
CN102553686B
CN102553686B CN 201210068141 CN201210068141A CN102553686B CN 102553686 B CN102553686 B CN 102553686B CN 201210068141 CN201210068141 CN 201210068141 CN 201210068141 A CN201210068141 A CN 201210068141A CN 102553686 B CN102553686 B CN 102553686B
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CN
China
Prior art keywords
ball mill
ball
groove
hole
mill barrel
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Application number
CN 201210068141
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Chinese (zh)
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CN102553686A (en
Inventor
李强
李浩镕
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李强
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Publication date
Application filed by 李强 filed Critical 李强
Priority to CN 201210068141 priority Critical patent/CN102553686B/en
Publication of CN102553686A publication Critical patent/CN102553686A/en
Application granted granted Critical
Publication of CN102553686B publication Critical patent/CN102553686B/en

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Abstract

The invention relates to a shaft-driven ball grinding mill. According to the shaft-driven ball grinding mill, a horizontal ball grinding mill cylinder body (5) in which steel balls are put is fixedly arranged on a machine frame (11); spokes (12) which are coaxial with the ball grinding mill cylinder body (5) are arranged at front and rear ends in a cavity of the ball grinding mill cylinder body (5) respectively; spoke shafts (2) of the two spokes (12) are arranged in a mounting hole on the end face of the ball grinding mill cylinder body (5) by a bearing (1) respectively; and the spoke shaft (2) at the rear end extends out of the rear end of the ball grinding mill cylinder body (5) and is connected with a power mechanism. The shaft-driven ball grinding mill also comprises a plurality of scraping plates (4) arranged in the ball grinding mill cylinder body (5), wherein two ends of the scraping plates (4) are connected to rims (12-1) of the two spokes (12) respectively. Compared with the conventional cylinder-rotated ball grinding mill, the shaft-driven ball grinding mill has the advantages that: a measured value of noise is reduced by 30 to 40 percent, energy consumption is reduced by 30 percent, and the processing capacity is enhanced by 15 to 20 percent.

Description

A kind of pivoting ball mill

Technical field

The present invention relates to a kind of ball mill, particularly a kind of pivoting ball mill.

Background technology

Ball mill in the mine, production industry such as chemical industry, metallurgy generally uses, adopt the horizontal cylinder rotation mostly under the situation, the mode of placing big small ball in the cylindrical shell is carried out the grinding of hard material, need cylindrical shell by certain rotational speed, produce and to fall the phenomenon that in this process, exists grinding material to slide after centrifugal force could take steel ball and material to certain altitude together with steel ball.

On the other hand, have the liner manganese steel plate ball mill barrel and steel ball, treat that the gross weight of grind materials mixture is very huge, up to tens tons, hundreds of ton even go up kiloton, drive so huge cylindrical shell and need match powerful especially motor, power consumption is big, economic performance is poor, and corresponding maintenance cost is also very high.

In addition, owing to adopt cylindrical shell spin finishing material, so must stud with abundant and wear-resisting expensive liner plate on the cylindrical shell, need often to change liner plate in the use, the cost height, maintenance load is big, and maintenance cost is higher.

Summary of the invention

Technical problem to be solved by this invention is, a kind of pivoting ball mill is provided, its usefulness height, and energy consumption is low, and is easy to operate, and maintenance cost is low, to overcome the problem that existing ball mill exists.

It is as follows that the present invention solves the problems of the technologies described above the technical scheme that is adopted:

A kind of pivoting ball mill comprises frame, it is characterized in that: be installed with the ball mill barrel that steel ball is housed in horizontal on described frame, the reductor that drive motors is installed and is in transmission connection with drive motors in the ball mill barrel rear end; Rear and front end in the cavity of ball mill barrel is separately installed with a spoke coaxial with ball mill barrel, the spoke shaft of described two spokes is installed in the ball mill barrel end face installing hole by bearing respectively, and wherein the spoke shaft of rear end stretches out from the ball mill barrel rear end and is connected with reductor by shaft coupling; Also comprise several scraper plates that are installed in the ball mill barrel, the two ends of described scraper plate are connected on the wheel rim of two spokes.

Several are set on described scraper plate big ball hole, and a side in each big ball hole is provided with the big ball groove of a correspondence, and described big ball groove joins with corresponding big ball hole; All offer the bead hole in described each big ball groove scope, a side in bead hole is provided with the bead groove of a correspondence, and described bead groove joins with corresponding bead hole, and described bead groove is positioned within the big ball groove scope at its corresponding place, bead hole; The inner of described big ball groove and bead groove is all uncovered.

Comprise the liner plate that is installed in the ball mill barrel inwall; The laying of described liner plate install concentrate on cylindrical shell in, the bottom.

Comprise the liner plate that is covered in the whole inwall of ball mill barrel; Described liner plate is attenuation gradually from the bottom to top.

The outside of described scraper plate is the shovel head, and described shovel head is all to same circumferencial direction bending.

Good effect of the present invention is:

This pivoting ball mill adopts ball mill barrel to fix, and utilizes the rotation of scraper plate in cylindrical shell, and little material particles is by large and small ball hole.Large and small steel ball is lived by large and small ball hole " pocket " on the scraper plate respectively, the ore class material littler than the aperture then be easy to by, the steel ball that large and small ball hole " pocket " is lived on by scraper plate runs to certain altitude, and steel ball just falls from eminence, and material is produced bang and abrasive action.Simultaneously, scraper plate can also make the material and the steel ball of cylindrical shell bottom constantly change stress surface, makes discharging-material size more even, and thinner behind the improved grinding, the workload that has reduced follow-up classification and repeated to grind.

Therefore only in the mechanical milling process, steel ball mainly acts on the middle bottom of ball mill barrel, need be in ball mill barrel, the bottom lays wear-resistant liner, saved manufacturing, maintenance cost.

The ball mill of the present invention and existing cylindrical shell rotary type compares, and the noise measuring value is little by 30%-40%, and energy consumption is low by 30%, and disposal ability increases by 15 ~ 20%.

Description of drawings

Fig. 1 is a structural representation of the present invention.

Fig. 2 is the A-A cross-sectional schematic of Fig. 1.

Fig. 3 is the planform schematic diagram of scraper plate of the present invention.

Fig. 4 is the schematic side view of Fig. 3.

The specific embodiment

Further specify the present invention below in conjunction with drawings and Examples.

As shown in Figure 1, 2, present embodiment comprises frame 11, and the bottom of described frame 11 is provided with and is used for and the basic foundation bolt 9 of fixedlying connected of body.Be installed with the ball mill barrel 5 that steel ball is housed in horizontal on described frame 11, the upper end of described ball mill barrel 5 has charge door 6, and the front end of ball mill barrel 5 has discharging opening 3.The reductor 8 that drive motors 10 is installed on the frame 11 of ball mill barrel 5 rear ends and is in transmission connection with drive motors 10.

Rear and front end in the cavity of ball mill barrel 5 is separately installed with a spoke 12 coaxial with ball mill barrel 5, the spoke shaft 2 of described two spokes 12 is installed in the ball mill barrel 5 end face installing holes by bearing 1 respectively, and wherein the spoke shaft 2 of rear end stretches out from ball mill barrel 5 rear ends and is connected with the power output shaft of reductor 8 by shaft coupling 7.

As shown in Figure 1, 2, also comprise several scraper plates 4 that are installed in the ball mill barrel 5, the two ends of described scraper plate 4 are connected on the wheel rim 12-1 of two spokes 12.As Fig. 3,4, several are set on described scraper plate 4 big ball hole 13, and a side in each big ball hole 13 is provided with the big ball groove 14 of a correspondence, and described big ball groove 14 joins with corresponding big ball hole 13.In described each big ball groove 14 scope, all offer two bead holes 15, one side in each bead hole 15 is provided with the bead groove 16 of a correspondence, described bead groove 16 joins with corresponding bead hole 15, and described bead groove 16 is positioned within big ball groove 14 scopes at its corresponding 15 places, bead hole.The inner of described big ball groove 14 and bead groove 16 is all uncovered.The outside of described scraper plate 4 is the shovel head, and described shovel head is all to same circumferencial direction bending.

Said hole and groove join and are meant, groove has an open side that communicates with the hole.

During ball mill work, the drive motors 10 on the frame 11 is given reductor 8 with transmission of power, and reductor 8 drives spoke shaft 2 rotations by shaft coupling 7, and spoke 12 drives scraper plate 4 and rotates, and treat that the ball milling material is in charging aperture 6 is put into ball mill barrel 5 this moment.Scraper plate 4 even pushes away the material of being with shovel will be mixed with sizes of balls and raises.This moment, the material less than large and small ball hole dropped downwards by the ball hole, a part of large and small steel ball is then caught by big ball hole 13, bead hole 15 respectively, when pocket has the scraper plate 4 of ball to run to ball mill barrel 4/5ths five height, steel ball falls along big ball groove 14, bead groove 16 respectively, pound on the material of cylindrical shell bottom, play the crushing grinding effect.Meanwhile, the shoveling process of scraper plate 4 also plays pressing materials and makes evenly stressed effect of material, helps discharging-material size even.Ground material is gradually to discharging opening 3 close and outflows.

Ball mill barrel 5 of the present invention maintains static in mechanical milling process, and steel ball mainly acts on the middle bottom of ball mill barrel 5, thus the laying of liner plate install can concentrate on cylindrical shell in, the bottom; Perhaps integral installation liner plates but adopt the mode of " upper-thin-lower-thick " in the ball mill barrel 5.

In addition, as required the individual layer partition panel can be set in the ball mill barrel 5, can make material after first storehouse reaches corase grind, enter the second storehouse fine grinding again.

The installation of scraper plate 4 of the present invention can adopt bolt to connect or the mode of welding is fixed on the spoke 12.The material of scraper plate is selected the forging of wear-resisting crash-proof manganese steel plate for use.

In addition, to strengthen deironing work before the material ball milling.Cause the ball milling space to stop up for viscous material, operational processes can not be on-streamly carried out in the processing of should stopping.

As required, for preventing dynamic overload, can adopt range line type fluid-flywheel clutch to connect between motor and the decelerator, the sensor installation overload protection guarantees safe and reliable.

Damping spring can be installed in the ball mill bottom, plays damping, reduces function of noise.Bearing 1 can adopt double-row self-aligning roller bearing.

Claims (4)

1. pivoting ball mill, comprise frame (11), it is characterized in that: on described frame (11), be installed with the ball mill barrel (5) that steel ball is housed in horizontal, the reductor (8) that drive motors (10) is installed and is in transmission connection in ball mill barrel (5) rear end with drive motors (10); Rear and front end in the cavity of ball mill barrel (5) is separately installed with a spoke (12) coaxial with ball mill barrel (5), the spoke shaft (2) of described two spokes (12) is installed in ball mill barrel (5) the end face installing hole by bearing (1) respectively, and wherein the spoke shaft of rear end (2) stretches out from ball mill barrel (5) rear end and is connected with reductor (8) by shaft coupling (7); Also comprise several scraper plates (4) that are installed in the ball mill barrel (5), the two ends of described scraper plate (4) are connected on the wheel rim (12-1) of two spokes (12); Several are set on described scraper plate (4) big ball hole (13), and a side in each big ball hole (13) is provided with the big ball groove (14) of a correspondence, and described big ball groove (14) joins with corresponding big ball hole (13); In described each big ball groove (14) scope, all offer bead hole (15), one side in bead hole (15) is provided with the bead groove (16) of a correspondence, described bead groove (16) joins with corresponding bead hole (15), and described bead groove (16) is positioned within big ball groove (14) scope at its corresponding place, bead hole (15); The inner of described big ball groove (14) and bead groove (16) is all uncovered.
2. pivoting ball mill according to claim 1 is characterized in that: comprise the liner plate that is installed in ball mill barrel (5) inwall; The laying of described liner plate install concentrate on cylindrical shell in, the bottom.
3. pivoting ball mill according to claim 1 is characterized in that: comprise the liner plate that is covered in the whole inwall of ball mill barrel (5); Described liner plate is attenuation gradually from the bottom to top.
4. pivoting ball mill according to claim 1 is characterized in that: the outside of described scraper plate (4) is the shovel head, and described shovel head is all to same circumferencial direction bending.
CN 201210068141 2012-03-15 2012-03-15 Shaft-driven ball grinding mill CN102553686B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201210068141 CN102553686B (en) 2012-03-15 2012-03-15 Shaft-driven ball grinding mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201210068141 CN102553686B (en) 2012-03-15 2012-03-15 Shaft-driven ball grinding mill

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CN102553686A CN102553686A (en) 2012-07-11
CN102553686B true CN102553686B (en) 2013-07-24

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105772168A (en) * 2014-12-22 2016-07-20 佛山市宝航机械装备行业知识产权服务有限公司 Mine ball mill
CN104841690B (en) * 2015-02-10 2017-07-11 上海建为环保科技股份有限公司 Ball milling solidification method is administering the application of heavy-metal contaminated soil
CN105268517A (en) * 2015-11-20 2016-01-27 临汾宝珠制药有限公司 Micro powder ball mill
CN106993667A (en) * 2017-04-04 2017-08-01 绍兴御茶村茶业有限公司 One kind smears tea production technology and equipment

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU655426A1 (en) * 1977-04-04 1979-04-05 Украинский научно-исследовательский углехимический институт Ball mill
US4236677A (en) * 1976-10-15 1980-12-02 Loedige Wilhelm Apparatus for treating bulk material in batches
SU1321467A2 (en) * 1986-01-08 1987-07-07 Предприятие П/Я А-7038 Apparatus for disintegrating materials
CN1119556A (en) * 1994-09-09 1996-04-03 Evv财产管理有限公司 Method of and apparatus for continouslly production of pulverized flowing material
CN1203123A (en) * 1998-03-23 1998-12-30 中国矿业大学(北京校区)王受路转 Horizontal multi-milling chamber squirrel-cage rotor stirring mill
CN2617466Y (en) * 2003-05-04 2004-05-26 苏州中材非金属矿工业设计研究院有限公司 High efficient grinding stripper
CN2784080Y (en) * 2005-03-04 2006-05-31 许天明 Dispersion and abrasion cartridge device for sand mill
CN200951403Y (en) * 2006-09-11 2007-09-26 昆山市正东实业有限公司 Novel and horizontal sand mill

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4236677A (en) * 1976-10-15 1980-12-02 Loedige Wilhelm Apparatus for treating bulk material in batches
SU655426A1 (en) * 1977-04-04 1979-04-05 Украинский научно-исследовательский углехимический институт Ball mill
SU1321467A2 (en) * 1986-01-08 1987-07-07 Предприятие П/Я А-7038 Apparatus for disintegrating materials
CN1119556A (en) * 1994-09-09 1996-04-03 Evv财产管理有限公司 Method of and apparatus for continouslly production of pulverized flowing material
CN1203123A (en) * 1998-03-23 1998-12-30 中国矿业大学(北京校区)王受路转 Horizontal multi-milling chamber squirrel-cage rotor stirring mill
CN2617466Y (en) * 2003-05-04 2004-05-26 苏州中材非金属矿工业设计研究院有限公司 High efficient grinding stripper
CN2784080Y (en) * 2005-03-04 2006-05-31 许天明 Dispersion and abrasion cartridge device for sand mill
CN200951403Y (en) * 2006-09-11 2007-09-26 昆山市正东实业有限公司 Novel and horizontal sand mill

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