CN110860346A - Spiral stirring mill for sepiolite - Google Patents

Spiral stirring mill for sepiolite Download PDF

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Publication number
CN110860346A
CN110860346A CN201911190762.1A CN201911190762A CN110860346A CN 110860346 A CN110860346 A CN 110860346A CN 201911190762 A CN201911190762 A CN 201911190762A CN 110860346 A CN110860346 A CN 110860346A
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CN
China
Prior art keywords
spiral
sepiolite
spiral cone
cone body
outer cylinder
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
CN201911190762.1A
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Chinese (zh)
Inventor
周友行
徐长锋
宋佳林
肖雨琴
张扬扬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xiangtan University
Original Assignee
Xiangtan University
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 Xiangtan University filed Critical Xiangtan University
Priority to CN201911190762.1A priority Critical patent/CN110860346A/en
Publication of CN110860346A publication Critical patent/CN110860346A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating 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
    • B02C17/16—Mills in which a fixed container houses stirring means tumbling the charge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating 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
    • B02C17/10—Disintegrating 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating 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
    • B02C17/16—Mills in which a fixed container houses stirring means tumbling the charge
    • B02C17/163—Stirring means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating 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
    • B02C17/18—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating 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
    • B02C17/18—Details
    • B02C17/24—Driving mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00—Disintegrating plant with or without drying of the material
    • B02C21/02—Transportable disintegrating plant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B02C2023/165—Screen denying egress of oversize material

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Grinding (AREA)

Abstract

A spiral stirring mill for sepiolite mainly solves the technical problems that an existing sepiolite grinding machine is low in grinding efficiency, incomplete in grinding and the like. The key points of the technical scheme are as follows: the spiral cone comprises an outer barrel (1) and a spiral cone body (2), wherein the spiral cone body (2) is arranged in the outer barrel (1), the small end of the spiral cone body (2) is arranged at one end of an inlet of the outer barrel (1), and the large end of the spiral cone body (2) is arranged at one end of an outlet of the outer barrel (1). It is mainly used for sepiolite crushing.

Description

Spiral stirring mill for sepiolite
Technical Field
The invention relates to the field of ore crushing equipment, in particular to a spiral stirring mill for sepiolite, which is used for crushing the sepiolite.
Background
Sepiolite is a rare non-metallic mineral, which is distributed in a wide range, mainly in minor countries such as spain, china, usa and turkey. Among them, 85% of Chinese sepiolite is distributed in Hunan Tan, which has been proved to have a reserve of 2203 ten thousand tons, enjoying the reputation of worldwide sepiolite, and has become the dominant species of Hunan Tan nonmetallic ore, with great development potential.
But the raw sepiolite ore has low grade and narrow application range; after grinding, purification and finishing, a plurality of new excellent performances often appear. The superfine powder has very fine granularity, so that it has great specific surface area, high surface activity, fast chemical reaction speed, great solubility and high filling and reinforcing performance, and may be used widely in air purification, water filtering and soil treatment. The improvement of the additional value of the sepiolite ore powder is directly influenced by the quality of the grinding effect, so that the grinding significance is more important.
The existing equipment for grinding the sepiolite is mainly a ball mill, and the invention provides a spiral stirring mill aiming at the defects because the machine body is heavy and the working efficiency is low, so that the particle size of the ground particles is smaller and more uniform.
Disclosure of Invention
The invention aims to provide a spiral stirring mill for sepiolite, which has the advantages of simple structure, high grinding efficiency, small volume and strong practicability.
The technical scheme adopted by the invention for solving the technical problems is as follows: the spiral cone comprises an outer cylinder 1 and a spiral cone body 2, wherein the spiral cone body 2 is arranged in the outer cylinder 1, the small end of the spiral cone body 2 is arranged at one end of an inlet of the outer cylinder 1, and the large end of the spiral cone body 2 is arranged at one end of an outlet of the outer cylinder 1.
The outer wall of the spiral cone body 2 is provided with a spiral groove.
The inner wall near the outlet of the outer cylinder 1 is an inclined wall, and the closer to the outlet, the smaller the wall thickness.
The spiral cone collecting device is characterized by further comprising a rack 11, wherein a large supporting frame 4 and a small supporting frame 5 are fixedly arranged on the rack 11, the outer cylinder 1 is installed on the large supporting frame 4 and can be adjusted in position and fixed along the axial direction of the spiral cone 2, and the small supporting frame 5 is provided with a collecting box 12.
A vibrating screen 14 is arranged above the collecting box 12, and the vibrating screen 14 is arranged below the outer cylinder 1.
The center of the spiral cone 2 is provided with a rotating shaft 6, and the rotating shaft 6 is connected with a motor 10 through a transmission device.
One end of the rotating shaft 6 is arranged on the large support frame 4 through a bearing, and the other end of the rotating shaft is arranged on the frame 11 through a bearing.
The transmission device comprises a large belt wheel 7, a V belt 8 and a small belt wheel 9, the motor 10 is installed on the rack 11, the large belt wheel 7 drives the V belt 8, the V belt 8 drives the small belt wheel 9, the rotating shaft 6 is driven to rotate, and the spiral cone 2 is further driven to rotate.
The bottom of the frame 11 is provided with universal wheels 12.
The invention has the beneficial effects that: sepiolite ore deposit arrives the narrow grinding district in lower part fast under the rotatory drive effect of spiral centrum, carries out the breakage under the extrusion of spiral centrum recess and urceolus inner wall and grinding medium's collision combined action for grinding efficiency is higher, and the practicality is strong.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of a helical vertebral body structure;
FIG. 4 is a cross-sectional view of the outer barrel;
FIG. 5 is an enlarged view of the lower grinding zone;
FIG. 6 is a schematic view of a large support frame;
FIG. 7 is a schematic view of a shaker;
in the figure: 1-outer cylinder 2-spiral cone 3-annular buckle 4-big support frame 5-small support frame 6-rotating shaft 7-big belt wheel 8-V belt 9-small belt wheel 10-motor 11-frame 12-universal wheel 13-bearing 14-vibrating screen 15-collecting box.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Embodiment 1, referring to fig. 1 to 7, the present invention includes an outer cylinder 1, a spiral cone 2, a transmission device, a collection box 15 and a frame 11, wherein a large support frame 4 and a small support frame 5 are fixedly arranged on the frame 11, the outer cylinder 1 is mounted on the large support frame 4, the collection box 12 is fixed on the frame 11 through the small support frame 5, the spiral cone 2 is sleeved in the outer cylinder 1, a small end of the spiral cone 2 is arranged at one end of an inlet of the outer cylinder 1, a large end of the spiral cone 2 is arranged at one end of an outlet of the outer cylinder 1, a rotating shaft 6 is mounted at the center of the spiral cone 2, and the rotating shaft 6 is connected with a motor 10 through. The area between the outer cylinder 1 and the spiral cone 2 is called as a grinding area, the small end of the spiral cone 2 is arranged at one end of the inlet of the outer cylinder 1, and the large end of the spiral cone 2 is arranged at one end of the outlet of the outer cylinder 1, so that the grinding area with the wide upper part and the narrow lower part is formed, and the particle size of the ground sepiolite powder is smaller.
Example 2 referring to fig. 1 to 7, the spiral grooves are formed on the outer wall of the spiral cone 2, so that large sepiolite particles can be driven to rapidly enter the lower narrow grinding zone, and the grinding efficiency is higher. The ore particles are crushed in the narrow grinding area under the outer cylinder and the spiral cone by the collision action of the extrusion and the grinding medium. The remainder being in accordance with any other embodiment or combination of 2 or more embodiments of the invention.
Example 3 referring to fig. 1 to 7, the inner wall of the outer cylinder 1 near the outlet is a sloped wall, and the wall thickness is smaller as the distance from the outlet is closer, so as to form a narrow grinding zone with the lower part of the spiral cone and increase the area of the effective grinding zone. The remainder being in accordance with any other embodiment or combination of 2 or more embodiments of the invention.
Example 4, referring to fig. 1 to 7, a vibrating screen 14 is arranged above the collecting box 12, the vibrating screen 14 is arranged below the outer cylinder 1, the vibrating screen 14 is driven by a vibrating motor, the crushed particles fall into the collecting box through the vibrating screen under the action of gravity, and the particles which cannot pass through the vibrating screen continue to be left in a grinding area to be crushed by being extruded and collided by grinding media until the crushing is finished. The remainder being in accordance with any other embodiment or combination of 2 or more embodiments of the invention.
In embodiment 5, referring to fig. 1 to 7, the two sides of the large support frame 4 are provided with the convex edges, the two sides of the large support frame 4 and the convex edges on the two sides are provided with the square through grooves, the upper part and the lower part of the convex edges are provided with bolts, the annular buckle 3 is sleeved in the square through groove, and the upper and lower bolts are fixed, so that the upper and lower adjustment of the position of the outer cylinder 1 can be realized by screwing in and unscrewing the bolts, thereby changing the transverse interval of the narrow grinding zone and improving the grinding efficiency. Specifically, the upper bolt is screwed in and the lower bolt is simultaneously screwed out, so that the position of the outer cylinder 1 can be lowered and fixed, and the transverse interval of a narrow grinding area is reduced; conversely, the upper bolt is screwed back and the lower bolt is screwed in at the same time, so that the position of the outer cylinder 1 can be raised and fixed, and the transverse interval of the narrow grinding area is increased. It should be noted that other means such as screws, threaded screws, etc. may be used to adjust the position of the outer cylinder 1, in any case to achieve a change in the lateral spacing of the narrow grinding zone. The remainder being in accordance with any other embodiment or combination of 2 or more embodiments of the invention.
Embodiment 6, referring to fig. 1 to 7, one end of the rotating shaft 6 is mounted on the large support frame 4 through a bearing, and the other end is mounted on the frame 11 through a bearing. The remainder being in accordance with any other embodiment or combination of 2 or more embodiments of the invention.
Embodiment 7, referring to fig. 1 to 7, the transmission device includes a large belt pulley 7, a V-belt 8 and a small belt pulley 9, the motor 10 is installed on the frame 11, for convenience of operation, the motor 10 can be vertically installed on a side of the frame 11, and the large belt pulley 7 drives the V-belt 8, and the V-belt 8 drives the small belt pulley 9, so as to drive the rotating shaft 6 to rotate, and further drive the spiral cone 2 to rotate. The remainder being in accordance with any other embodiment or combination of 2 or more embodiments of the invention.
Embodiment 8, referring to fig. 1 to 7, the universal wheel 12 is installed at the bottom of the frame 11, so that the whole grinder can move in any direction, and the universal wheel is provided with a fixing device to facilitate the fixation of the machine. The remainder being in accordance with any other embodiment or combination of 2 or more embodiments of the invention.
The working principle of the invention is as follows: as shown in figure 5, a narrow grinding area is formed by the spiral cone and the lower part of the outer cylinder, the transverse interval of the grinding area can be changed by adjusting the up-down distance of the outer cylinder, the narrowest interval distance can be adjusted to enable the outer cylinder and the cone to be attached, and the grinding particle size can be smaller. After putting into the grinding district with ore granule and grinding media from the urceolus entry, ore granule and grinding media fall into the narrow grinding district in lower part fast under gravity and the combined action of the rotatory drive of spiral centrum, the ore receives the extrusion of spiral cone recess and urceolus inner wall and grinding media's collision effect simultaneously and is smashed, the granule after smashing falls into the collecting box through the shale shaker under the effect of gravity in, the granule that can not pass through the shale shaker continues to stay in the grinding district receives the extrusion and grinds media collision and smashes, until smashing the completion.
The protection scope of the present invention is not limited to the content of the technical solutions shown in any of the above embodiments, and is within the protection scope of the present invention as long as the communication or similar working principles of the present invention are adopted.

Claims (9)

1. A spiral stirring mill for sepiolite is characterized in that: the spiral cone comprises an outer barrel (1) and a spiral cone body (2), wherein the spiral cone body (2) is arranged in the outer barrel (1), the small end of the spiral cone body (2) is arranged at one end of an inlet of the outer barrel (1), and the large end of the spiral cone body (2) is arranged at one end of an outlet of the outer barrel (1).
2. The spiral agitator mill for sepiolite according to claim 1, characterized in that: the outer wall of the spiral cone body (2) is provided with a spiral groove.
3. The spiral agitator mill for sepiolite according to claim 1, characterized in that: the inner wall near the outlet of the outer cylinder (1) is an inclined wall, and the closer to the outlet, the smaller the wall thickness.
4. The spiral agitator mill for sepiolite according to claim 1, characterized in that: the spiral cone collecting device is characterized by further comprising a rack (11), wherein a large supporting frame (4) and a small supporting frame (5) are fixedly arranged on the rack (11), the outer cylinder (1) is installed on the large supporting frame (4) and can be adjusted in position and fixed along the axial direction of the spiral cone (2), and a collecting box (12) is arranged on the small supporting frame (5).
5. A spiral agitator mill for sepiolite according to claim 4 wherein: the vibrating screen (14) is arranged above the collecting box (12), and the vibrating screen (14) is arranged below the outer cylinder (1).
6. The spiral agitator mill for sepiolite according to claim 1, characterized in that: the center of the spiral cone body (2) is provided with a rotating shaft (6), and the rotating shaft (6) is connected with a motor (10) through a transmission device.
7. A spiral agitator mill for sepiolite according to claim 6 wherein: one end of the rotating shaft (6) is arranged on the large support frame (4) through a bearing, and the other end of the rotating shaft is arranged on the rack (11) through a bearing.
8. The spiral agitator mill for sepiolite according to claim 1, characterized in that: the transmission device comprises a large belt wheel (7), a V belt (8) and a small belt wheel (9), wherein a motor (10) is installed on a rack (11) and drives the V belt (8) through the large belt wheel (7), and the V belt (8) drives the small belt wheel (9) so as to drive a rotating shaft (6) to rotate and further drive the spiral cone body (2) to rotate.
9. The spiral agitator mill for sepiolite according to claim 1, characterized in that: the bottom of the frame (11) is provided with a universal wheel (12).
CN201911190762.1A 2019-11-28 2019-11-28 Spiral stirring mill for sepiolite Pending CN110860346A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911190762.1A CN110860346A (en) 2019-11-28 2019-11-28 Spiral stirring mill for sepiolite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911190762.1A CN110860346A (en) 2019-11-28 2019-11-28 Spiral stirring mill for sepiolite

Publications (1)

Publication Number Publication Date
CN110860346A true CN110860346A (en) 2020-03-06

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CN201911190762.1A Pending CN110860346A (en) 2019-11-28 2019-11-28 Spiral stirring mill for sepiolite

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112058447A (en) * 2020-07-24 2020-12-11 湘潭大学 Sepiolite ore temperature and pressure transient crushing method
CN112206907A (en) * 2020-12-09 2021-01-12 湘潭大学 Sepiolite ore powder grinding and grading method based on negative pressure screening

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200974022Y (en) * 2006-11-01 2007-11-14 张独义 Multifunctional mill
CN200987991Y (en) * 2006-12-30 2007-12-12 洛阳中原矿山机械制造有限公司 Pulverizing and grinding machine
CN103357465A (en) * 2012-03-27 2013-10-23 福州耕耘专利开发有限公司 Cone shaft and cone cover matched type stone mill
CN107670813A (en) * 2017-11-17 2018-02-09 邝芳 A kind of automatic grinding equipment for coating
CN108380295A (en) * 2018-03-31 2018-08-10 成都人人揭网络科技有限公司 A kind of stone crusher of adjustable granular size
CN108993650A (en) * 2018-06-16 2018-12-14 长沙学院 A kind of New type agitation ball milling
CN208449466U (en) * 2018-06-27 2019-02-01 湘潭县湘海新材料科技有限公司 A kind of Novel speed-reducing formula crushing device for sepiolite processing
KR101957160B1 (en) * 2018-02-13 2019-03-12 김원수 Cone crusher and method for manufacturing the same

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200974022Y (en) * 2006-11-01 2007-11-14 张独义 Multifunctional mill
CN200987991Y (en) * 2006-12-30 2007-12-12 洛阳中原矿山机械制造有限公司 Pulverizing and grinding machine
CN103357465A (en) * 2012-03-27 2013-10-23 福州耕耘专利开发有限公司 Cone shaft and cone cover matched type stone mill
CN107670813A (en) * 2017-11-17 2018-02-09 邝芳 A kind of automatic grinding equipment for coating
KR101957160B1 (en) * 2018-02-13 2019-03-12 김원수 Cone crusher and method for manufacturing the same
CN108380295A (en) * 2018-03-31 2018-08-10 成都人人揭网络科技有限公司 A kind of stone crusher of adjustable granular size
CN108993650A (en) * 2018-06-16 2018-12-14 长沙学院 A kind of New type agitation ball milling
CN208449466U (en) * 2018-06-27 2019-02-01 湘潭县湘海新材料科技有限公司 A kind of Novel speed-reducing formula crushing device for sepiolite processing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112058447A (en) * 2020-07-24 2020-12-11 湘潭大学 Sepiolite ore temperature and pressure transient crushing method
CN112206907A (en) * 2020-12-09 2021-01-12 湘潭大学 Sepiolite ore powder grinding and grading method based on negative pressure screening

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Application publication date: 20200306

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