CN103804954A - Grinding and modifying integrated production system and method of ground calcium carbonate - Google Patents
Grinding and modifying integrated production system and method of ground calcium carbonate Download PDFInfo
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- CN103804954A CN103804954A CN201410032238.2A CN201410032238A CN103804954A CN 103804954 A CN103804954 A CN 103804954A CN 201410032238 A CN201410032238 A CN 201410032238A CN 103804954 A CN103804954 A CN 103804954A
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- calcium carbonate
- feed auger
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Abstract
The invention discloses a grinding and modifying integrated production system and method of ground calcium carbonate. The production system comprises a modifier screw feeder, a calcium carbonate screw feeder, a vibration mill, a temperature control device and an electrical control device; the modifier screw feeder is connected with the calcium carbonate screw feeder; the vibration mill comprises a milling barrel which is connected with the calcium carbonate screw feeder; the temperature control device comprises a heat preserving material, an electromagnetic heating induction coil and an electromagnetic controller, wherein the heat preserving material is clung to the outer wall of the milling barrel; the electromagnetic heating induction coil connected with the electromagnetic controller is peripherally arranged about the heat preserving material; and the electrical control device is connected with the modifier screw feeder, the calcium carbonate screw feeder and the electromagnetic controller. With the adoption of the production system and method, the quality of an ultrafine modified ground calcium carbonate product can be improved, and the production cost of the ultrafine modified ground calcium carbonate product is decreased.
Description
Technical field
The present invention relates to superfine modified heavy calcium carbonate production technical field, be specifically related to production system and the production method of the integrated production of a kind of water-ground limestone grinding modification.
Background technology
Water-ground limestone is a kind of important inorganic chemical product, is widely used in the industries such as rubber, plastics, papermaking, coating, ink, cable, building product, food, medicine, weaving, mainly makes weighting agent and uses.Because water-ground limestone has hydrophilic oleophobic property, cause the affinity of water-ground limestone and organic polymer poor, be difficult to be well dispersed in organic polymer, can affect product properties.And modified heavy calcium carbonate product good dispersion property in organic polymer can improve the loading level of calcium carbonate, improves the performance of goods.
At present, the production method of superfine modified heavy calcium carbonate is mainly dry production, adopt point two the steps enforcements conventionally of dry production superfine modified heavy calcium carbonate, the first step is used grinding plant that calcium carbonate meal is ground to form to superfine heavy calcium carbonate, and second step uses mixing equipment that extra fine heavy calcium carbonate powder material and properties-correcting agent are carried out to surface activation process by a certain percentage under certain temperature condition.The weak point of the technique that this point of two step produced is: 1, owing to adopting intermittent production, cause complex manufacturing, production cost high; 2, superfine heavy calcium carbonate product easily produces secondary agglomeration in modifying process, causes the application bad dispersibility of product after modification, affects its application performance.
Summary of the invention
Technical problem solved by the invention is the deficiency for above-mentioned existence, and provides a kind of water-ground limestone to grind production system and the production method of the integrated production of modification.
The technical solution adopted in the present invention is: water-ground limestone grinds the production system of the integrated production of modification, comprises properties-correcting agent feed auger machine, calcium carbonate feed auger machine, vibration mill, temperature-control device and electrical control gear; Described properties-correcting agent feed auger machine is connected with calcium carbonate feed auger machine, and properties-correcting agent feed auger machine and calcium carbonate feed auger machine are the screw machine of variable ratio frequency changer speed governing; Described vibration mill comprises mill tube, and calcium carbonate feed auger machine is connected with mill tube; Described temperature-control device comprises lagging material, Electromagnetic Heating ruhmkorff coil and electromagnetic controller, lagging material is mounted on the outer wall of mill tube, Electromagnetic Heating ruhmkorff coil is surrounded on the periphery of lagging material, electromagnetic controller is connected with Electromagnetic Heating ruhmkorff coil, and described electrical control gear is connected with properties-correcting agent feed auger machine, the mechanical, electrical magneticcontroller of calcium carbonate feed auger.
Described Electromagnetic Heating ruhmkorff coil is provided with 1～5 group, and every group of Electromagnetic Heating ruhmkorff coil is connected with an electromagnetic controller.
Described lagging material is asbestos lagging material.
Water-ground limestone grinds the production method of the integrated production of modification, comprises the following steps: first by Electromagnetic Heating ruhmkorff coil, the mill tube of vibration mill is carried out to preheating, make the temperature in mill tube reach 80～120 ℃; Then by properties-correcting agent feed auger machine, properties-correcting agent is inputted in calcium carbonate feed auger machine continuously, properties-correcting agent mixes mutually with calcium carbonate meal in calcium carbonate feed auger machine, in the mill tube by calcium carbonate feed auger machine, continuous the compound of properties-correcting agent and calcium carbonate meal inputted vibration being ground again, by vibration mill, sour calcium meal is ground to modification, the temperature of grinding modification is controlled at 80～120 ℃.
The fineness of described calcium carbonate meal is 200～300 orders.
The invention has the beneficial effects as follows:
1, application water-ground limestone of the present invention grinds production system and the production method of the integrated production of modification, grinding and the modification that can realize coarse heavy calcium carbonate powder synchronously complete, simplify the production process of superfine modified heavy calcium carbonate, can also avoid superfine heavy calcium carbonate product in modifying process, easily to produce secondary agglomeration phenomenon, improve the quality of superfine modified heavy calcium carbonate product, reduce the production cost of superfine modified heavy calcium carbonate product.
2, the production system that water-ground limestone of the present invention grinds the integrated production of modification is by set temperature control device, not only can shift to an earlier date preheating to the mill tube of vibration mill, solve the problem of the calcium carbonate modified effect of the not enough impact of for some time internal cause temperature after device power-up, the temperature that can also grind in the integrated production process of modification calcium carbonate is controlled automatically, avoid the problem of the calcium carbonate modified effect of the not enough impact of Yin Wendu, improve water-ground limestone and grind modified effect and production efficiency.
3, the production system that water-ground limestone of the present invention grinds the integrated production of modification, by be pasted with lagging material on the outer wall of mill tube, can play insulation effect to the material in mill tube and mill tube, reduces distributing of heat, reduces energy consumption.
4, the production system that water-ground limestone of the present invention grinds the integrated production of modification is due to properties-correcting agent feed auger machine and the calcium carbonate feed auger machine of variable ratio frequency changer speed governing being set, by controlling the rotating speed of properties-correcting agent feed auger machine and calcium carbonate feed auger machine, can make properties-correcting agent mix by a certain percentage with calcium carbonate meal, ratio to raw material control effectively, and guarantees modification quality.
Accompanying drawing explanation
Fig. 1 is the structural representation that water-ground limestone grinds the production system of the integrated production of modification.
Nomenclature: 1-properties-correcting agent opening for feed; 2-properties-correcting agent feed auger machine; 3-properties-correcting agent discharge port; 4-calcium carbonate meal opening for feed; 5-calcium carbonate feed auger machine; 6-compound discharge port; 7-Electromagnetic Heating ruhmkorff coil; 8-lagging material; 9-mill tube; 10-electrical control gear; 11-electromagnetic controller.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the present invention is described further.
Water-ground limestone grinds the production system of the integrated production of modification, as shown in Figure 1, comprises properties-correcting agent feed auger machine 2, calcium carbonate feed auger machine 5, vibration mill, temperature-control device and electrical control gear.Described properties-correcting agent feed auger machine 2 is connected with calcium carbonate feed auger machine 5 by properties-correcting agent discharge port 3, and properties-correcting agent feed auger machine 2 and calcium carbonate feed auger machine 5 are the screw machine of variable ratio frequency changer speed governing.Described vibration mill comprises mill tube 9, and calcium carbonate feed auger machine 5 is connected with mill tube 9 by compound discharge port 6.Described temperature-control device comprises lagging material 8, Electromagnetic Heating ruhmkorff coil 7 and electromagnetic controller 11, lagging material 8 is mounted on the outer wall of mill tube 9, Electromagnetic Heating ruhmkorff coil 7 is surrounded on the periphery of lagging material 8, and electromagnetic controller 11 is connected with Electromagnetic Heating ruhmkorff coil 7.Described electrical control gear 10 is connected with properties-correcting agent feed auger machine 2, calcium carbonate feed auger machine 5, electromagnetic controller 11.Described Electromagnetic Heating ruhmkorff coil 7 is provided with 3 groups altogether, and every group of Electromagnetic Heating ruhmkorff coil 7 is connected with an electromagnetic controller 11, can adjust as required in actual applications the group number of Electromagnetic Heating ruhmkorff coil 7.Described lagging material 8 is asbestos lagging material, also can select as required in actual applications other lagging material.
Water-ground limestone grinds the production method of the integrated production of modification, comprises the following steps:
1. by Electromagnetic Heating ruhmkorff coil 7, the mill tube 9 of vibration mill is carried out to preheating, make the temperature in mill tube reach 80～120 ℃;
2. drop into properties-correcting agent from properties-correcting agent opening for feed 1, dropping into fineness from calcium carbonate meal opening for feed 4 is 200～300 object calcium carbonate meal, by properties-correcting agent feed auger machine 2, properties-correcting agent is inputted calcium carbonate feed auger machine 5 continuously from properties-correcting agent discharge port 3, properties-correcting agent mixes mutually with calcium carbonate meal in calcium carbonate feed auger machine 5, then the mill tube 9 by calcium carbonate feed auger machine 5, the compound of properties-correcting agent and calcium carbonate meal being ground from the continuous inputted vibration of compound discharge port 6, by vibration mill, calcium carbonate meal is ground to modification, the temperature of grinding modification is controlled at 80～120 ℃, grind after modification completes and make superfine modified heavy calcium carbonate.
Water-ground limestone of the present invention grinds the production system of the integrated production of modification owing to being provided with temperature-control device, not only can shift to an earlier date preheating to the mill tube of vibration mill 9, solve the problem of the calcium carbonate modified effect of the not enough impact of for some time internal cause temperature after device power-up, the temperature that can also grind in the integrated production process of modification calcium carbonate is controlled automatically, avoid the problem of the calcium carbonate modified effect of the not enough impact of Yin Wendu, improve water-ground limestone and grind modified effect and production efficiency.This water-ground limestone grinds the production system of the integrated production of modification owing to being provided with lagging material 8 on the outer wall at mill tube 9, can play insulation effect to the material in mill tube 9 and mill tube 9, reduces distributing of heat, reduces energy consumption.This water-ground limestone grinds the production system of the integrated production of modification owing to being provided with properties-correcting agent feed auger machine 2 and the calcium carbonate feed auger machine 5 of variable ratio frequency changer speed governing, by controlling the rotating speed of properties-correcting agent feed auger machine 2 and calcium carbonate feed auger machine 5, can make properties-correcting agent mix by a certain percentage with calcium carbonate meal, ratio to raw material control effectively, and guarantees modification quality.Apply production system and production method that described water-ground limestone grinds the integrated production of modification, grinding and the modification that can realize coarse heavy calcium carbonate powder synchronously complete, simplify the production process of superfine modified heavy calcium carbonate, improve the quality of superfine modified heavy calcium carbonate product, reduce the production cost of superfine modified heavy calcium carbonate product.
Claims (5)
1. water-ground limestone grinds the production system of the integrated production of modification, it is characterized in that: comprise properties-correcting agent feed auger machine, calcium carbonate feed auger machine, vibration mill, temperature-control device and electrical control gear; Described properties-correcting agent feed auger machine is connected with calcium carbonate feed auger machine, and properties-correcting agent feed auger machine and calcium carbonate feed auger machine are the screw machine of variable ratio frequency changer speed governing; Described vibration mill comprises mill tube, and calcium carbonate feed auger machine is connected with mill tube; Described temperature-control device comprises lagging material, Electromagnetic Heating ruhmkorff coil and electromagnetic controller, lagging material is mounted on the outer wall of mill tube, Electromagnetic Heating ruhmkorff coil is surrounded on the periphery of lagging material, electromagnetic controller is connected with Electromagnetic Heating ruhmkorff coil, and described electrical control gear is connected with properties-correcting agent feed auger machine, the mechanical, electrical magneticcontroller of calcium carbonate feed auger.
2. water-ground limestone according to claim 1 grinds the production system of the integrated production of modification, it is characterized in that: described Electromagnetic Heating ruhmkorff coil is provided with 1～5 group, and every group of Electromagnetic Heating ruhmkorff coil is connected with an electromagnetic controller.
3. water-ground limestone according to claim 1 and 2 grinds the production system of the integrated production of modification, it is characterized in that: described lagging material is asbestos lagging material.
4. application rights requires the production method that described in 1, production system is carried out the integrated production of water-ground limestone grinding modification, it is characterized in that comprising the following steps: first by Electromagnetic Heating ruhmkorff coil, the mill tube of vibration mill is carried out to preheating, make the temperature in mill tube reach 80～120 ℃; Then by properties-correcting agent feed auger machine, properties-correcting agent is inputted in calcium carbonate feed auger machine continuously, properties-correcting agent mixes mutually with calcium carbonate meal in calcium carbonate feed auger machine, in the mill tube by calcium carbonate feed auger machine, continuous the compound of properties-correcting agent and calcium carbonate meal inputted vibration being ground again, by vibration mill, sour calcium meal is ground to modification, the temperature of grinding modification is controlled at 80～120 ℃.
5. water-ground limestone according to claim 4 grinds the production method of the integrated production of modification, it is characterized in that: the fineness of described calcium carbonate meal is 200～300 orders.
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| CN201410032238.2A CN103804954B (en) | 2014-01-23 | 2014-01-23 | Grinding and modifying integrated production system and method of ground calcium carbonate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041081A (en) * | 2022-06-23 | 2022-09-13 | 东南新材料股份有限公司 | Calcium carbonate modification mixing system and implementation method |
| CN116925573A (en) * | 2023-07-20 | 2023-10-24 | 浙江钦堂钙业有限公司 | Activated modified heavy calcium carbonate and preparation method thereof |
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| WO2006005793A1 (en) * | 2004-07-13 | 2006-01-19 | Fp-Pigments Oy | Method and apparatus for manufacturing of a calcium carbonate product, the product and its use |
| CN201172643Y (en) * | 2008-02-21 | 2008-12-31 | 王平 | Equipment for preparing multifunction superfine calcium carbonate |
| CN102220032A (en) * | 2011-03-29 | 2011-10-19 | 上海东升新材料有限公司 | Dry grinding method of ultrafine heavy calcium carbonate |
| CN102963919A (en) * | 2012-11-28 | 2013-03-13 | 东南新材料股份有限公司 | Production method of low-density activated calcium carbonate |
| CN203253432U (en) * | 2013-04-25 | 2013-10-30 | 安徽华阳非金属材料有限公司 | Surface modification device for calcium carbonate particles |
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2014
- 2014-01-23 CN CN201410032238.2A patent/CN103804954B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006005793A1 (en) * | 2004-07-13 | 2006-01-19 | Fp-Pigments Oy | Method and apparatus for manufacturing of a calcium carbonate product, the product and its use |
| CN201172643Y (en) * | 2008-02-21 | 2008-12-31 | 王平 | Equipment for preparing multifunction superfine calcium carbonate |
| CN102220032A (en) * | 2011-03-29 | 2011-10-19 | 上海东升新材料有限公司 | Dry grinding method of ultrafine heavy calcium carbonate |
| CN102963919A (en) * | 2012-11-28 | 2013-03-13 | 东南新材料股份有限公司 | Production method of low-density activated calcium carbonate |
| CN203253432U (en) * | 2013-04-25 | 2013-10-30 | 安徽华阳非金属材料有限公司 | Surface modification device for calcium carbonate particles |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041081A (en) * | 2022-06-23 | 2022-09-13 | 东南新材料股份有限公司 | Calcium carbonate modification mixing system and implementation method |
| CN115041081B (en) * | 2022-06-23 | 2024-01-26 | 东南新材料股份有限公司 | Calcium carbonate modified mixing system and implementation method |
| CN116925573A (en) * | 2023-07-20 | 2023-10-24 | 浙江钦堂钙业有限公司 | Activated modified heavy calcium carbonate and preparation method thereof |
| CN116925573B (en) * | 2023-07-20 | 2024-04-05 | 浙江钦堂钙业有限公司 | Activated modified heavy calcium carbonate and preparation method thereof |
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| CN103804954B (en) | 2015-07-08 |
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Denomination of invention: Production System and Method for Integrated Production of Grinding and Modification of Heavy Calcium Carbonate Effective date of registration: 20230921 Granted publication date: 20150708 Pledgee: Bank of China Limited Jiangle Branch Pledgor: DONGNAN NEW MATERIALS Co.,Ltd. Registration number: Y2023980057853 |
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