CN106830040A - A kind of calcium carbonate Ginding process - Google Patents
A kind of calcium carbonate Ginding process Download PDFInfo
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- CN106830040A CN106830040A CN201611009729.0A CN201611009729A CN106830040A CN 106830040 A CN106830040 A CN 106830040A CN 201611009729 A CN201611009729 A CN 201611009729A CN 106830040 A CN106830040 A CN 106830040A
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- Prior art keywords
- calcium carbonate
- grinding
- case
- ginding process
- interface channel
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
- C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
- C09K23/017—Mixtures of compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention belongs to calcium carbonate processing technique field, and in particular to a kind of calcium carbonate Ginding process.The method is first carried out crushing and is ground again, it is characterised in that：Calcium carbonate coarse fodder of the selection particle diameter less than 1 centimetre is crushed, and adds water and grinding distribution agent simultaneously in shattering process, and calcium carbonate superfine powder of the particle diameter less than 1 micron is obtained finally by grinding, and the calcium carbonate, water, the mass volume ratio of grinding distribution agent are 1：10：0.5., by appropriate Ginding process and the suitable grinding distribution agent of selection, the excellent rate of obtained calcium carbonate superfine powder powder finished product is high, meets the quality requirements of paper for the present invention.Grinding distribution agent of the invention can improve the grinding efficiency of grinding calcium carbonate, and make that the calcium carbonate particle diameter after grinding is smaller, and particle diameter distribution interval narrows.
Description
Technical field
The invention belongs to calcium carbonate processing technique field, and in particular to a kind of calcium carbonate Ginding process.
Background technology
Calcium carbonate industry is with lime stone as primary raw material, by after Mechanical Crushing, grinding, forming the works such as dry powder or wet-milling
After sequence, by classification, formation meets the product of different grain size requirement, be suitable for papermaking, plastics, rubber, ink, chemical building material,
The numerous areas such as encapsulant, daily use chemicals, food, medicine, the calcium carbonate industrial chain for being formed referred to as calcium carbonate industry.
Paper grade (stock) calcium carbonate is a kind of inorganic particle filler, and the difference according to technique is commonly divided into powdered whiting and light
The major class of matter calcium carbonate two.Due to the development of alkaline paper-making, increase considerably the consumption of powdered whiting.Nature moderate purity compared with
Height, possesses crystal form, the calcium carbonate crystal with value higher, mainly there is calcite, marble, lime stone, chalk
It is calcite using mineral Deng mineral.Calcite is in the majority with granular and sheet crystal formation, and optical property is also more excellent, very
Papermaking filler or pigment, especially sheet calcite are applicable, big calcite is commonly called as.It was verified that due to its sheet, 3 water chestnut faces
Body structure, makes it have whiteness and covering power higher, is highly suitable for papermaking filler or pigment is used.
The production technology of powdered whiting is divided into two kinds of dry and wet, 10 μm of dry method coarse whiting average grain diameter ＞, wet method weight
Calcium（Slush pulp calcium）10 μm of ＜.Without the former powder for the treatment of（The mesh of powdered whiting 325）Just directly as papermaking filler, can be to paper
Open and produce negative effect, and in the production process of paper, although filler can save paper pulp consumption, but excessive use is filled out
Material can cause the low a series of problems of paper strength.
Additionally, traditional calcium carbonate process equipment complex operation is, it is necessary to waste substantial amounts of manpower, and processing efficiency is low,
The finished product excellent rate for obtaining is low, the inadequate hommization of design structure.
The content of the invention
It is high in machining efficiency the invention provides a kind of calcium carbonate Ginding process for problem above, the excellent rate of finished product
Height, it is simple to operate, labour is saved, in can effectively solving the problems, such as background technology.
To achieve the above object, the present invention provides following technical scheme：A kind of calcium carbonate Ginding process, the method is first carried out
Broken to be ground again, calcium carbonate coarse fodder of the selection particle diameter less than 1 centimetre is crushed, added simultaneously in shattering process water and
Grinding distribution agent, calcium carbonate superfine powder of the particle diameter less than 1 micron, the calcium carbonate, water, grinding distribution agent are obtained finally by grinding
Mass volume ratio be 1：10：0.5.
Used as a kind of preferred technical scheme of the present invention, described grinding distribution agent, according to the mass fraction, borate is coupled
0.5~2 part of agent, 3~5 parts of hydroxymethyl cellulose, 5~10 parts of tributyl phosphate, 5~10 parts of di-iron trioxide, ethylene glycol 5~8
Part.
Used as a kind of preferred technical scheme of the present invention, the device that the present invention is selected is：Case and grinding are crushed including material
Case, and between the two by interface channel connection, the broken case upper end of the material is provided with charging aperture, the broken case of the material
Speed regulator is provided with the inwall of both sides, position is respectively connected with three broken bull sticks to the speed regulator inwardly, and the material is crushed
The outside of case two is mounted on starting motor, and the startup motor is electrically connected with speed regulator, and the grinding case upper end is provided with drive
Dynamic motor, the grinding case front end is provided with material taking mouth, and shielded box, shielded box middle part assembling are provided with the grinding case
There is vertical bull stick, the vertical bull stick top is connected with drive motor, and two row's milling cutters, institute are fixed with the vertical bull stick
State and transmission belt is equipped with interface channel, the transmission belt two ends put in the broken case of material and shielded box respectively, the connection
Channel bottom is provided with transmission tape drive.
As a kind of preferred technical scheme of the present invention, funnel is fixed between the charging aperture and the broken case of material.
Used as a kind of preferred technical scheme of the present invention, the broken case front end of the material is provided with scavenging air valve.
Used as a kind of preferred technical scheme of the present invention, the interface channel upper end is fixed with battery, the battery
On thermoregulation knob is installed, two temperature controllers are installed in the interface channel, the interface channel surface is provided with display,
The thermoregulation knob, it is electrically connected with successively between temperature controller and display.
Used as a kind of preferred technical scheme of the present invention, the bottom in the broken case of the material is fixed with base plate, the bottom
Plate surface is provided with multiple rough grooves.
Compared with prior art, the beneficial effects of the invention are as follows：
1）The present invention by appropriate Ginding process and the suitable grinding distribution agent of selection, obtained calcium carbonate superfine powder powder into
The excellent rate of product is high, meets the quality requirements of paper.
2）Grinding distribution agent of the invention can improve the grinding efficiency of grinding calcium carbonate, and make the grain of the calcium carbonate after grinding
Footpath is smaller, and particle diameter distribution interval narrows.
3）Apparatus structure humanization designing of the invention, it is high in machining efficiency, it is simple to operate, labour is saved, unlatching is opened
, by throat-fed, be added to material in the broken case of material by funnel by dynamic motor, and the broken bull stick of speed regulator drive is carried out
Rotate, break process is carried out to material, the material after crushing is transmitted in transmission belt, and grinding is transferred to by transmission channel
In shielded box in case, in transmitting procedure, temperature controller can be controlled to work by thermoregulation knob, battery is supplied temperature controller
Electricity so that two temperature controllers are adjusted to the temperature in interface channel, and display screen shows temperature in interface channel in time, to broken
Broken material is dried treatment, and drive motor can drive vertical bull stick, and now milling cutter grinds to the material after crushing
Mill, ground material takes out from material taking mouth.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the broken case schematic internal view of material of the present invention.
Fig. 3 is present invention grinding case schematic internal view.
Fig. 4 is interface channel schematic internal view of the present invention.
In figure：1- materials crush case；2- starts motor；3- scavenging air valves；4- funnels；5- charging apertures；6- interface channels；7- is passed
Defeated tape drive；8- displays；9- batteries；10- thermoregulation knobs；11- grinds case；12- drive motors；13- material taking mouths；14-
Temperature controller；15- transmission belts；16- speed regulators；17- crushes bull stick；18- base plates；The vertical bull sticks of 19-；20- shielded boxs；21- grinds
Cutter.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
A kind of calcium carbonate Ginding process of the present invention, the method is first carried out crushing and is ground again, and selection particle diameter is less than 1 centimetre
Calcium carbonate coarse fodder crushed, in shattering process simultaneously add water and grinding distribution agent, finally by grinding be obtained particle diameter
Calcium carbonate superfine powder less than 1 micron, the calcium carbonate, water, the mass volume ratio of grinding distribution agent are 1：10：0.5.
Described grinding distribution agent, according to the mass fraction, 0.5~2 part of boric acid ester coupler, hydroxymethyl cellulose 3~5
Part, 5~10 parts of tributyl phosphate, 5~10 parts of di-iron trioxide, 5~8 parts of ethylene glycol.
Embodiment 1
Calcium carbonate coarse fodder of the selection particle diameter less than 1 centimetre is crushed, and adds water and grinding distribution agent simultaneously in shattering process,
Control charging calcium carbonate, water, the mass volume ratio of grinding distribution agent are about 1：10：0.5, wherein, described grinding distribution agent is pressed
Mass fraction meter, 0.5 part of boric acid ester coupler, 5 parts of hydroxymethyl cellulose, 5 parts of tributyl phosphate, 5 parts of di-iron trioxide, second two
5 parts of alcohol.
Lapping device includes the broken case 1 of material and grinding case 11, and connects by interface channel 6 between the two, and material is broken
The upper end of broken case 1 is provided with charging aperture 5, facilitates material to be put into, and speed regulator 16 is provided with the both sides inwall of the broken case 1 of material,
Position is respectively connected with three broken bull sticks 17 to speed regulator 16 inwardly, and material is crushed, and the broken 1 liang of outside of case of material is respectively mounted
There is startup motor 2, start motor 2 and be electrically connected with speed regulator 16, grinding case 11 upper end is provided with drive motor 12, can drive
Vertical bull stick 19 works, and is ground using the material of milling cutter 21 pairs after broken, and grinding case 11 front end is provided with material taking mouth
13, facilitate feeding, shielded box 20 is provided with grinding case 11, grinding is got up more fully, and the middle part of shielded box 20 is equipped with vertical
Bull stick 19, the top of vertical bull stick 19 is connected with drive motor 12, and two row's milling cutters 21 are fixed with vertical bull stick 19, and connection is logical
Transmission belt 15 is equipped with road 6, the two ends of transmission belt 15 put in the broken case 1 of material and shielded box 20, the bottom of interface channel 6 respectively
Transmission tape drive 7 is installed, drives transmission belt 15 to carry out the transmission of material.Particle diameter is obtained finally by grinding and is less than 1 micron
Calcium carbonate superfine powder.
Embodiment 2
Calcium carbonate coarse fodder of the selection particle diameter less than 1 centimetre is crushed, and adds water and grinding distribution agent simultaneously in shattering process,
Control charging calcium carbonate, water, the mass volume ratio of grinding distribution agent are about 1：10：0.5, wherein, described grinding distribution agent is pressed
Mass fraction meter, 2 parts of boric acid ester coupler, 3 parts of hydroxymethyl cellulose, 10 parts of tributyl phosphate, 10 parts of di-iron trioxide, second two
8 parts of alcohol.
Above-mentioned material is fed by charging aperture 5, material is added in the broken case 1 of material by funnel 4, prevent material
It is damaged at the broken import of case 1, speed regulator 16 drives broken bull stick 17 to be rotated, and break process is carried out to material, after crushing
Material be transmitted in transmission belt 15, by transmission channel 6 be transferred to grinding case 11 in shielded box 20 in, transmitting procedure
In, temperature controller 14 can be controlled to work by thermoregulation knob 10, battery 9 is powered to temperature controller 14 so that two temperature controls
Device 14 is adjusted to the temperature in interface channel 6, and display screen 8 shows temperature in interface channel 6 in time, and broken material is carried out
Dried process, drive motor 12 can drive vertical bull stick 19, and the material after now milling cutter 21 pairs is broken is ground, and grinds
The material of milled takes out from material taking mouth 13, and the broken front end of case 1 of material is provided with scavenging air valve 3, is carried out with the external world when broken to material
Ventilation, prevents powder excessive, and crushing effect is affected, and the bottom in the broken case 1 of material is fixed with base plate 18, the surface of base plate 18
Multiple rough grooves are provided with, the debris in shattering process can be caught.Particle diameter is obtained finally by grinding and is less than 1 micron
Calcium carbonate superfine powder.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (7)
1. a kind of calcium carbonate Ginding process, the method first carries out broken being ground again, it is characterised in that：Selection particle diameter is less than 1
Centimetre calcium carbonate coarse fodder crushed, in shattering process simultaneously add water and grinding distribution agent, finally by grinding be obtained
Calcium carbonate superfine powder of the particle diameter less than 1 micron, the calcium carbonate, water, the mass volume ratio of grinding distribution agent are 1：10：0.5.
2. a kind of calcium carbonate Ginding process according to claim 1, it is characterised in that：Described grinding distribution agent, by matter
Amount number meter, 0.5~2 part of boric acid ester coupler, 3~5 parts of hydroxymethyl cellulose, 5~10 parts of tributyl phosphate, di-iron trioxide
5~10 parts, 5~8 parts of ethylene glycol.
3. a kind of calcium carbonate Ginding process according to claim 1, it is characterised in that：It is described first to carry out broken being ground again
Grinding the device selected is：Including crushing case including material（1）With grinding case（11）, and pass through interface channel between the two（6）Even
Connect, the material crushes case（1）Upper end is provided with charging aperture（5）, the material crushes case（1）Both sides inwall on be provided with
Speed regulator（16）, the speed regulator（16）Position is respectively connected with three broken bull sticks inwardly（17）, the material crushes case（1）Two
Outside is mounted on starting motor（2）, the startup motor（2）With speed regulator（16）It is electrically connected with, the grinding case（11）On
End is provided with drive motor（12）, the grinding case（11）Front end is provided with material taking mouth（13）, the grinding case（11）Interior setting
There is shielded box（20）, the shielded box（20）Middle part is equipped with vertical bull stick（19）, the vertical bull stick（19）Top and driving
Motor（12）Connection, the vertical bull stick（19）On be fixed with two row's milling cutters（21）, the interface channel（6）Inside it is equipped with
Transmission belt（15）, the transmission belt（15）Two ends put in the broken case of material respectively（1）Interior and shielded box（20）, the interface channel
（6）Bottom is provided with transmission tape drive（7）.
4. calcium carbonate Ginding process according to claim 1, it is characterised in that：The charging aperture（5）Case is crushed with material
（1）Between be fixed with funnel（4）.
5. calcium carbonate Ginding process according to claim 1, it is characterised in that：The material crushes case（1）Front end is set
There is scavenging air valve（3）.
6. calcium carbonate Ginding process according to claim 1, it is characterised in that：The interface channel（6）Upper end is fixed with
Battery（9）, the battery（9）On thermoregulation knob is installed（10）, the interface channel（6）Two temperature controllers are inside installed
（14）, the interface channel（6）Surface is provided with display（8）, the thermoregulation knob（10）, temperature controller（14）And display
（8）Between be electrically connected with successively.
7. calcium carbonate Ginding process according to claim 1, it is characterised in that：The material crushes case（1）Interior bottom
It is fixed with base plate（18）, the base plate（18）Surface is provided with multiple rough grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611009729.0A CN106830040B (en) | 2016-11-17 | 2016-11-17 | A kind of calcium carbonate grinding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611009729.0A CN106830040B (en) | 2016-11-17 | 2016-11-17 | A kind of calcium carbonate grinding method |
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| Publication Number | Publication Date |
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| CN106830040A true CN106830040A (en) | 2017-06-13 |
| CN106830040B CN106830040B (en) | 2019-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611009729.0A Active CN106830040B (en) | 2016-11-17 | 2016-11-17 | A kind of calcium carbonate grinding method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1161996A (en) * | 1996-04-09 | 1997-10-15 | 中国制浆造纸工业研究所 | Super-fine-ground calcium carbonate for paper-making and production method thereof |
| CN102351230A (en) * | 2011-07-06 | 2012-02-15 | 湖南磊鑫新材料科技有限公司 | Preparation method of ultrafine active heavy calcium carbonate |
| CN104294703A (en) * | 2014-09-29 | 2015-01-21 | 金东纸业（江苏）股份有限公司 | Modified ground calcium carbonate and production method thereof |
| CN204746511U (en) * | 2015-05-12 | 2015-11-11 | 龙文凯 | Novel broken all -in -one that grinds device |
| CN105399130A (en) * | 2015-12-08 | 2016-03-16 | 四川亿欣新材料有限公司 | Production technology of ground limestone |
| CN105753032A (en) * | 2016-03-26 | 2016-07-13 | 南召鑫泰钙业有限公司 | Production process for heavy nano calcium carbonate |
| CN205634918U (en) * | 2016-05-11 | 2016-10-12 | 江西广源化工有限责任公司 | Wet process ultrafine calcium carbonate production supersound dispersion devices |
-
2016
- 2016-11-17 CN CN201611009729.0A patent/CN106830040B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1161996A (en) * | 1996-04-09 | 1997-10-15 | 中国制浆造纸工业研究所 | Super-fine-ground calcium carbonate for paper-making and production method thereof |
| CN102351230A (en) * | 2011-07-06 | 2012-02-15 | 湖南磊鑫新材料科技有限公司 | Preparation method of ultrafine active heavy calcium carbonate |
| CN104294703A (en) * | 2014-09-29 | 2015-01-21 | 金东纸业（江苏）股份有限公司 | Modified ground calcium carbonate and production method thereof |
| CN204746511U (en) * | 2015-05-12 | 2015-11-11 | 龙文凯 | Novel broken all -in -one that grinds device |
| CN105399130A (en) * | 2015-12-08 | 2016-03-16 | 四川亿欣新材料有限公司 | Production technology of ground limestone |
| CN105753032A (en) * | 2016-03-26 | 2016-07-13 | 南召鑫泰钙业有限公司 | Production process for heavy nano calcium carbonate |
| CN205634918U (en) * | 2016-05-11 | 2016-10-12 | 江西广源化工有限责任公司 | Wet process ultrafine calcium carbonate production supersound dispersion devices |
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| CN106830040B (en) | 2019-02-19 |
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