CN103623907A - Production apparatus for ultrafine calcium carbonate powder - Google Patents
Production apparatus for ultrafine calcium carbonate powder Download PDFInfo
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- CN103623907A CN103623907A CN201310358091.1A CN201310358091A CN103623907A CN 103623907 A CN103623907 A CN 103623907A CN 201310358091 A CN201310358091 A CN 201310358091A CN 103623907 A CN103623907 A CN 103623907A
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- centrifugal
- grinding roller
- calcium carbonate
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Abstract
The invention discloses a production apparatus for ultrafine calcium carbonate powder. The apparatus comprises a shell and is characterized in that a motor is arranged at the upper part of the shell and is connected with a main shaft through a speed reducer, the main shaft is vertically located at the center in the shell, the upper part of the main shaft is equipped with a centrifugal cone, the upper part of the centrifugal cone is provided with a feed hopper, material homogenizing ribs are arranged at the central part of the centrifugal cone along a mother line, a centrifugal material flinging disc is arranged at the lower part of the centrifugal cone, the periphery of the centrifugal material flinging disc is provided with gaps arranged at a uniform interval and is 5 to 10 cm away from the interior surface of the shell, a wear resistant block is arranged on the part of the shell facing the gaps, the main shaft located at the lower part of the centrifugal cone is provided with a grinding roll cylinder, the upper part of the grinding roll cylinder is a big-end-down taper, active grinding rolls are uniformly arranged around the grinding roll cylinder, a driven grinding roll is arranged on the part of the shell facing the active grinding rolls, two ends of the roll shaft of the driven grinding roll are equipped with springs, and the upper ends of the active grinding rolls and the driven grinding rolls are trumpet-shaped.
Description
Technical field
The present invention relates to the dry grinding technology of calcium carbonate, i.e. a kind of production equipment of calcium carbonate superfine powder powder.
Background technology
Calcium carbonate powder is to be formed through dry grinding by calcium carbonate minerals such as calcite, marbles, is the white inorganic filler of commonly using, and is widely used in the industries such as coating, paint, plastics, rubber, daily use chemicals, building materials.
Calcium carbonate powder is generally to form by multistage grindings of various disintegrating machines such as jaw crusher, ball mills at present, every one-level all will consume a large amount of energy in grinding, technical process more complicated, energy consumption is high, yield poorly, labor intensive is many, noise is large, dust is many, unfavorable environmental protection, produces product power consumption per ton more than 120 degree.
Summary of the invention
In order to simplify the production equipment technique of existing calcium carbonate powder, the present invention proposes a kind of production equipment of calcium carbonate superfine powder powder.
The production equipment of this calcium carbonate superfine powder powder, is by the calcium carbonate mineral raw material below particle diameter 1cm, broken through first-stage centrifugal, then through secondary roller mill, then through screening, wind-force is collected, and obtains 1000-2000 object calcium carbonate powder.
The production equipment of this extra-fine grinding calcium carbonate powder, comprise housing, it is characterized in that, housing top is equipped with motor, motor via reducer is connected with main shaft, main shaft is vertical is positioned at housing center, centrifugal cone is equipped with on main shaft top, feed hopper is arranged at centrifugal cone top, there is refining muscle at centrifugal cone middle part along busbar arrangement, and centrifugal parabolic dish is arranged at centrifugal cone bottom, the uniform interval, outer of centrifugal parabolic dish be furnished with breach, the outer of centrifugal parabolic dish and shell inner surface, at a distance of 5-10cm, are provided with wear-resistant block on the housing on breach opposite; On the main shaft of centrifugal cone bottom, grinding roller cylinder is installed, grinding roller cylinder top is up-small and down-big taper, grinding roller cylinder periphery is furnished with initiatively grinding roller uniformly, driven grinding roller is installed on the housing on active grinding roller opposite, spring is equipped with at the roll shaft two ends of driven grinding roller, and initiatively grinding roller and driven grinding roller upper end are horn-like.
Grinding roller cylinder bottom is provided with vibratory sieve, and the sieve upper and lower opening of vibratory sieve is provided with coarse fodder aggregate bin, and vertical screw elevator is housed in coarse fodder aggregate bin, and in the outlet of screw elevator and housing, centrifugal cone bottom communicates.
Vibratory sieve bottom is collecting bin, and the base plate of collecting bin is skewed, and the end opening of the base plate of collecting bin is provided with fines aggregate bin, and vertical screw elevator is housed in fines aggregate bin, and the outlet of screw elevator and coarse fodder aggregate bin communicate.
Powder collecting pipe is arranged at collecting bin top, and wind-force powder gathering machine is installed on powder collecting pipe.
Wind-force powder gathering machine comprises rotoclone collector, pulse bag dust-precipitator and negative pressure induced wind machine, and they are connected successively with airduct.
The present invention is by the calcium carbonate mineral raw material below particle diameter 1cm, High Rotation Speed through centrifugal parabolic dish, centrifugal force mineral are dished out from the breach high speed of centrifugal parabolic dish, impinge upon on the wear-resistant block of housing, one-level is broken, again through secondary roller mill, then through screening, wind-force is collected, obtain the calcium carbonate powder of D98=2 micron, for the oversize of not collected by wind-force and minus mesh, by coarse fodder aggregate bin, fines aggregate bin, two screw elevators, rise to above grinding roller cylinder, again grind.Advantage of the present invention is that technological process is simple, and operating efficiency is high.
Accompanying drawing explanation
Fig. 1 is equipment schematic diagram of the present invention
Fig. 2 is active grinding roller of the present invention, driven grinding roller enlarged diagram
In figure: 1, housing, 2, motor, 3, reductor, 4, main shaft, 5, centrifugal cone, 6, feed hopper, 7, refining muscle, 8, centrifugal parabolic dish, 9, breach, 10, wear-resistant block, 11, grinding roller cylinder, 12, grinding roller initiatively, 13, driven grinding roller, 14, spring, 15, vibratory sieve, 16, coarse fodder aggregate bin, 17, screw elevator, 18, collecting bin, 19, fines aggregate bin, 20, screw elevator, 21, powder collecting pipe, 22, rotoclone collector, 23, pulse bag dust-precipitator, 24, negative pressure induced wind machine.
The specific embodiment
In Fig. 1 and Fig. 2: the production equipment of this calcium carbonate superfine powder powder is by the calcium carbonate mineral raw material below particle diameter 1cm, broken through first-stage centrifugal, then through secondary roller mill, then through screening, wind-force is collected, and obtains 1000-2000 object calcium carbonate powder.
The production equipment of this extra-fine grinding calcium carbonate powder, comprise housing 1, housing 1 top is equipped with motor 2, motor 2 is connected with main shaft 4 by reductor 3, main shaft 4 is vertical is positioned at housing 1 center, centrifugal cone 5 is equipped with on main shaft 4 tops, feed hopper 6 is arranged at centrifugal cone 5 tops, there is refining muscle 7 at centrifugal cone 5 middle parts along busbar arrangement, centrifugal parabolic dish 8 is arranged at centrifugal cone 5 bottoms, the uniform interval, outer of centrifugal parabolic dish 8 be furnished with breach 9, the outer of centrifugal parabolic dish 8 and housing 1 inner surface, at a distance of 10cm, are provided with wear-resistant block 10 on the housing 1 on breach 9 opposites; On the main shaft 4 of centrifugal cone 5 bottoms, grinding roller cylinder 11 is installed, grinding roller cylinder 11 tops are up-small and down-big taper, grinding roller cylinder 11 peripheries are furnished with initiatively grinding roller 12 uniformly, driven grinding roller 13 is installed on the housing 1 on active grinding roller 12 opposites, spring 14 is equipped with at the roll shaft two ends of driven grinding roller 13, and initiatively grinding roller 12 and driven grinding roller 13 upper ends are horn-like.
Grinding roller cylinder 11 bottoms are provided with vibratory sieve 15, and the sieve upper and lower opening of vibratory sieve 15 is provided with coarse fodder aggregate bin 16, and vertical screw elevator 17 is housed in coarse fodder aggregate bin 16, and the interior centrifugal cone of the outlet of screw elevator 17 and housing 15 bottoms communicate.
Wind-force powder gathering machine comprises rotoclone collector 22, pulse bag dust-precipitator 23 and negative pressure induced wind machine 24, and they are connected successively with airduct.
Claims (5)
1. the production equipment of an extra-fine grinding calcium carbonate powder, comprise housing, it is characterized in that, housing top is equipped with motor, motor via reducer is connected with main shaft, main shaft is vertical is positioned at housing center, centrifugal cone is equipped with on main shaft top, feed hopper is arranged at centrifugal cone top, there is refining muscle at centrifugal cone middle part along busbar arrangement, and centrifugal parabolic dish is arranged at centrifugal cone bottom, the uniform interval, outer of centrifugal parabolic dish be furnished with breach, the outer of centrifugal parabolic dish and shell inner surface, at a distance of 5-10cm, are provided with wear-resistant block on the housing on breach opposite; On the main shaft of centrifugal cone bottom, grinding roller cylinder is installed, grinding roller cylinder top is up-small and down-big taper, grinding roller cylinder periphery is furnished with initiatively grinding roller uniformly, driven grinding roller is installed on the housing on active grinding roller opposite, spring is equipped with at the roll shaft two ends of driven grinding roller, and initiatively grinding roller and driven grinding roller upper end are horn-like.
2. the production equipment of a kind of extra-fine grinding calcium carbonate powder according to claim 1, it is characterized in that: described grinding roller cylinder bottom is provided with vibratory sieve, the sieve upper and lower opening of vibratory sieve is provided with coarse fodder aggregate bin, vertical screw elevator is housed in coarse fodder aggregate bin, and in the outlet of screw elevator and housing, centrifugal cone bottom communicates.
3. the production equipment of a kind of extra-fine grinding calcium carbonate powder according to claim 2, it is characterized in that: described vibratory sieve bottom is collecting bin, the base plate of collecting bin is skewed, the end opening of the base plate of collecting bin is provided with fines aggregate bin, vertical screw elevator is housed in fines aggregate bin, and the outlet of screw elevator and coarse fodder aggregate bin communicate.
4. the production equipment of a kind of extra-fine grinding calcium carbonate powder according to claim 3, is characterized in that: powder collecting pipe is arranged at described collecting bin top, and wind-force powder gathering machine is installed on powder collecting pipe.
5. the production equipment of a kind of extra-fine grinding calcium carbonate powder according to claim 4, is characterized in that: described wind-force powder gathering machine comprises rotoclone collector, pulse bag dust-precipitator and negative pressure induced wind machine, and they are connected successively with airduct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310358091.1A CN103623907B (en) | 2013-08-16 | 2013-08-16 | Grinding apparatus for producing calcium carbonate powder from 1000 mesh to 2000 mesh |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310358091.1A CN103623907B (en) | 2013-08-16 | 2013-08-16 | Grinding apparatus for producing calcium carbonate powder from 1000 mesh to 2000 mesh |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103623907A true CN103623907A (en) | 2014-03-12 |
| CN103623907B CN103623907B (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310358091.1A Expired - Fee Related CN103623907B (en) | 2013-08-16 | 2013-08-16 | Grinding apparatus for producing calcium carbonate powder from 1000 mesh to 2000 mesh |
Country Status (1)
| Country | Link |
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| CN (1) | CN103623907B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107790032A (en) * | 2017-12-01 | 2018-03-13 | 邓之玉 | A kind of differential centrifugation screens feed stuff agitating device |
| CN109939802A (en) * | 2019-04-02 | 2019-06-28 | 嘉兴歆瑶商贸有限公司 | A kind of preparation facilities of fermented pasta preservative |
| CN112934332A (en) * | 2021-03-08 | 2021-06-11 | 南召县长和实业有限公司 | Milling equipment is used in calcium powder production |
| CN113942753A (en) * | 2020-07-15 | 2022-01-18 | 湖南磊鑫新材料科技有限公司 | Dry powder mortar prevents blockking up storage facilities |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2111136U (en) * | 1991-08-25 | 1992-07-29 | 杨连国 | Vertical striked-swing roll suspension mill |
| CN2260662Y (en) * | 1996-05-21 | 1997-08-27 | 哈尔滨多元超细粉体工程有限责任公司 | Counter-jetting type super micro air-flow disintegrating grader |
| CN101767049B (en) * | 2010-01-06 | 2011-11-23 | 黄如健 | Vertical multi-stage coaxial impact crushing sorting unit |
| CN102513198A (en) * | 2012-01-06 | 2012-06-27 | 洛阳市达华非标准设备有限公司 | Dual-channel vertical wind current grinding method and wind current grinding machine |
| CN203400768U (en) * | 2013-08-16 | 2014-01-22 | 湖南磊鑫新材料科技有限公司 | Production device of superfine ground calcium carbonate powder |
-
2013
- 2013-08-16 CN CN201310358091.1A patent/CN103623907B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2111136U (en) * | 1991-08-25 | 1992-07-29 | 杨连国 | Vertical striked-swing roll suspension mill |
| CN2260662Y (en) * | 1996-05-21 | 1997-08-27 | 哈尔滨多元超细粉体工程有限责任公司 | Counter-jetting type super micro air-flow disintegrating grader |
| CN101767049B (en) * | 2010-01-06 | 2011-11-23 | 黄如健 | Vertical multi-stage coaxial impact crushing sorting unit |
| CN102513198A (en) * | 2012-01-06 | 2012-06-27 | 洛阳市达华非标准设备有限公司 | Dual-channel vertical wind current grinding method and wind current grinding machine |
| CN203400768U (en) * | 2013-08-16 | 2014-01-22 | 湖南磊鑫新材料科技有限公司 | Production device of superfine ground calcium carbonate powder |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107790032A (en) * | 2017-12-01 | 2018-03-13 | 邓之玉 | A kind of differential centrifugation screens feed stuff agitating device |
| CN109939802A (en) * | 2019-04-02 | 2019-06-28 | 嘉兴歆瑶商贸有限公司 | A kind of preparation facilities of fermented pasta preservative |
| CN113942753A (en) * | 2020-07-15 | 2022-01-18 | 湖南磊鑫新材料科技有限公司 | Dry powder mortar prevents blockking up storage facilities |
| CN112934332A (en) * | 2021-03-08 | 2021-06-11 | 南召县长和实业有限公司 | Milling equipment is used in calcium powder production |
| CN112934332B (en) * | 2021-03-08 | 2022-10-14 | 南召县长和实业有限公司 | Milling equipment is used in calcium powder production |
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| Publication number | Publication date |
|---|---|
| CN103623907B (en) | 2015-03-04 |
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