CN105062152A - Grinding-modification integrated production device and technique, and application thereof - Google Patents
Grinding-modification integrated production device and technique, and application thereof Download PDFInfo
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- CN105062152A CN105062152A CN201510565037.3A CN201510565037A CN105062152A CN 105062152 A CN105062152 A CN 105062152A CN 201510565037 A CN201510565037 A CN 201510565037A CN 105062152 A CN105062152 A CN 105062152A
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Abstract
The invention relates to a grinding-modification integrated production device and production technique. The grinding-modification integrated production device comprises a stirrer (1), a size mixing tank (2), a pump (3), a filter unit (6) and a heating drier (7), wherein the upper end of the stirrer (1) is communicated with the upper end of the size mixing tank (2) through a channel (4); the pump (3) is respectively connected with the stirrer (1) and size mixing tank (2) through pipelines; a plurality of metal balls and zirconium balls are arranged in the stirrer (1); the filter unit (6) is positioned on the downstream of the stirrer (1); and the heating drier (7) is positioned on the downstream of the filter unit (6). The grinding-modification integrated production device can integrate grinding and modification, can simplify the technical process, can save the equipment investment, and is applicable to the field of graphite deep finishing.
Description
Technical field
The invention belongs to electro-conductive material field, particularly graphite electrode material field.
Background technology
Graphite is a kind of allotropic substance of elemental carbon, and the periphery of each carbon atom links other three carbon atoms (arrangement mode is cellular multiple hexagons) with covalent bonds, forms covalent molecule.Because each carbon atom all can release an electronics, those electronics can move freely, and therefore graphite belongs to electrical conductor.Graphite is wherein the softest a kind of mineral, and its purposes comprises and manufactures carbon brush, lithium ion battery negative material etc.
Graphene (Graphene) is a kind of Two-dimensional Carbon material, it is the general designation of single-layer graphene, bilayer graphene and multi-layer graphene, came out in 2004, two scientist An Delie Jim of Univ Manchester UK and the Ke Siteyanuowo Lip river husband that disappears finds that they can obtain more and more thinner graphite flake by a kind of very simple method.Therefore, two people obtained Nobel Prize in physics in 2010.
In existing graphite deep stirring stake technique, usually Graphite Powder 99 is carried out comminution by gas stream and become microgranular, when graphite particulate is stacked together, because graphite particulate is rough, have have corner angle, have wrinkling, in irregular, graphite particulate direction is inconsistent, when conducting electricity as electrical conductor, resistivity increases, and material easily generates heat; When as thermally conductive material, heat conductivility can be given a discount.
Summary of the invention
Goal of the invention: in order to solve the problem, the present invention's first object is to provide a kind of grinding modification integrated production equipment, and second object is to provide a kind of processing method adopting grinding modification integrated production equipment.
Technical scheme: the invention provides a kind of grinding modification integrated production equipment, comprise stirrer (1), size-mixing tank (2), pump (3), filtration unit (6), heating, drying device (7), upper end and the upper end of described size-mixing tank (2) of described stirrer (1) have passage (4) to be connected; Described pump (3) is connected with described stirrer (1), described size-mixing tank (2) respectively by pipeline; Described stirrer has multiple Metal Ball in (1); Described filtration unit (6) is positioned at the downstream of described stirrer (1), and described heating, drying device (7) is positioned at the downstream of described filtration unit (6).
As preferably, described stirrer (1) is vertical mixing mill, the built-in agitator of Ball-stirring mill.
As preferably, described Metal Ball is steel ball.
As preferably, described pump (3) is vacuum pump.
As preferably, described filtration unit (6) is pressure filter; Described heating, drying device (7) comprises bipyramid.
As preferably, described filtration unit (6) is connected with pipeline between described stirrer (1), and carries out on-off control by valve (5).
Adopt a processing method for above-mentioned grinding modification integrated production equipment, comprise the steps:
1) in described size-mixing tank (2), mixing adds graphite powder, dispersion agent;
2) open pump (3), the above-mentioned batch mixing in size-mixing tank (2) is extracted in stirrer (1) by pipeline;
3) start stirrer (1), above-mentioned batch mixing in stirrer (1) with Metal Ball mixed grinding;
4) above-mentioned mixed grinding slurry enters in size-mixing tank (2) from the upper end stirrer (1) by passage (4), through repeatedly reciprocation cycle, by abundant for slurry mixed grinding, obtains the graphite suspension of ultra-fine uniform sheet crystalline texture;
5) above-mentioned graphite suspension is passed through filtration unit, collect filtrate, solid graphite wet product respectively;
6) above-mentioned solid graphite wet product is added in heating, drying device (7), through heating, drying, obtain finished product, be i.e. plate crystal structure graphite dry product.
Adopt an application for grinding modification integrated production equipment, this grinding modification integrated production equipment is applied to plate crystal structure graphite preparation processing.
Useful effect: the present invention adopts vertical mixing mill, based on shearing, rubbing effect, the built-in agitator of Ball-stirring mill, the high speed revolution of agitator make grinding medium and material whole simplified in overturn brokenly, produce irregular movement, make between grinding medium, to produce the dual function of mutually clashing into and grinding, can dissociate along crystal plane, and very easily obtain desired product fineness.Graphite granule is in the process rubbed with steel ball, and graphite granule diminishes, and through repeatedly grinding, the molecule of graphite is extended slabbing.Simultaneously, the Graphene be scattered in slurry adsorbs by the shearing action in process of lapping and is coated on graphite granule surface, irregular graphite particulate surface is originally made to become smooth, there is no corner angle, strong and the electrical and thermal conductivity performance of the machinery of further raising graphite granule, namely can have finishing function to graphite microparticles by the present invention.Grinding and modification can unite two into one by the present invention, can process simplification, save facility investment, and when preparing conduction or thermally conductive material, the graphite material preparing processing through the present invention has better electroconductibility, thermal conductivity, thus prolongation material lifetime.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Specific embodiment
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.
A kind of grinding modification integrated production equipment, comprise stirrer 1, size-mixing tank 2, pump 3, filtration unit 6, heating, drying device 7, the upper end of described stirrer 1 has passage 4 to be connected with the upper end of described size-mixing tank 2; Described pump 3 is connected with described stirrer 1, described size-mixing tank 2 respectively by pipeline; Have multiple Metal Ball in described stirrer 1, what adopt in the present embodiment is steel ball; Described filtration unit 6 is positioned at the downstream of described stirrer 1, and described heating, drying device 7 is positioned at the downstream of described filtration unit 6.In the present embodiment, the stirrer 1 of employing is vertical mixing mill, the built-in agitator of Ball-stirring mill.In the present embodiment, described pump 3 is vacuum pump; Described filtration unit 6 is pressure filter; Described heating, drying device 7 comprises bipyramid; Between described filtration unit 6 with described stirrer 1, pipeline is connected, and carries out on-off control by valve 5.
Adopt a processing method for above-mentioned grinding modification integrated production equipment, comprise the steps:
1) in described size-mixing tank 2, mixing adds graphite powder, dispersion agent;
2) open pump 3, the above-mentioned batch mixing in size-mixing tank 2 is extracted in stirrer 1 by pipeline;
3) start stirrer 1, above-mentioned batch mixing in stirrer 1 with steel ball mixed grinding;
4) above-mentioned mixed grinding slurry enters in size-mixing tank 2 from the upper end vertical mixing mill by passage 4, through repeatedly reciprocation cycle, by abundant for slurry mixed grinding, obtains the graphite suspension of ultra-fine uniform sheet crystalline texture;
5) above-mentioned graphite suspension is passed through pressure filter, collect filtrate, solid graphite wet product respectively;
6) above-mentioned solid graphite wet product is added in bipyramid, through heating, drying, obtain finished product, be i.e. plate crystal structure graphite dry product.
Adopt the present invention to grind modification integrated production equipment and can be applicable to plate crystal structure graphite preparation processing.And in prior art, mechanical disintegration is adopted to machining graphite, but the Graphite Powder 99 obtained is irregular microgranular non-sheet, and the plate crystal structure graphite micro mist that the present invention makes is prepared compared with Graphite Powder 99 with existing, and have less resistivity, electroconductibility is more excellent.
The present invention adopts vertical mixing mill to shear, rubbing effect, has good provide protection to the plate crystal structure of graphite; The built-in agitator of Ball-stirring mill, the high speed revolution of agitator make grinding medium and material whole simplified in overturn brokenly, produce irregular movement, make to produce between grinding medium and mutually clash into and the dual function of grinding, can dissociate along crystal plane, and very easily obtain desired product fineness.Grinding and modification can be united two into one, can process simplification, saving facility investment.
Claims (8)
1. a grinding modification integrated production equipment, it is characterized in that: comprise stirrer (1), size-mixing tank (2), pump (3), filtration unit (6), heating, drying device (7), upper end and the upper end of described size-mixing tank (2) of described stirrer (1) have passage (4) to be connected; Described pump (3) is connected with described stirrer (1), described size-mixing tank (2) respectively by pipeline; Described stirrer has multiple Metal Ball in (1); Described filtration unit (6) is positioned at the downstream of described stirrer (1), and described heating, drying device (7) is positioned at the downstream of described filtration unit (6).
2. grinding modification integrated production equipment according to claim 1, is characterized in that: described stirrer (1) is vertical mixing mill, the built-in agitator of Ball-stirring mill.
3. grinding modification integrated production equipment according to claim 1, is characterized in that: described Metal Ball is steel ball, zirconium ball or aluminium ball.
4. grinding modification integrated production equipment according to claim 1, is characterized in that: described pump (3) is vacuum pump.
5. grinding modification integrated production equipment according to claim 1, is characterized in that: described filtration unit (6) is pressure filter; Described heating, drying device (7) comprises bipyramid.
6. grinding modification integrated production equipment according to claim 1, is characterized in that: described filtration unit (6) is connected with pipeline between described stirrer (1), and carries out on-off control by valve (5).
7. adopt a processing method for grinding modification integrated production equipment according to claim 1, it is characterized in that: comprise the steps:
In described size-mixing tank (2), mixing adds graphite powder, dispersion agent, properties-correcting agent;
Open pump (3), the above-mentioned batch mixing in size-mixing tank (2) is extracted in stirrer (1) by pipeline;
Start stirrer (1), above-mentioned batch mixing in stirrer (1) with Metal Ball mixed grinding;
Above-mentioned mixed grinding slurry enters in size-mixing tank (2) from the upper end stirrer (1) by passage (4), through repeatedly reciprocation cycle, by abundant for slurry mixed grinding, obtains the graphite suspension of ultra-fine uniform sheet crystalline texture;
By above-mentioned graphite suspension by filtration unit, collect filtrate, solid graphite wet product respectively;
Above-mentioned solid graphite wet product is added in heating, drying device (7), through heating, drying, obtains finished product, be i.e. plate crystal structure graphite dry product.
8. an application for grinding modification integrated production equipment as claimed in claim 1, is characterized in that: this grinding modification integrated production equipment is applied to plate crystal structure graphite preparation processing.
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| CN201510565037.3A CN105062152A (en) | 2015-09-08 | 2015-09-08 | Grinding-modification integrated production device and technique, and application thereof |
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| CN201510565037.3A CN105062152A (en) | 2015-09-08 | 2015-09-08 | Grinding-modification integrated production device and technique, and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128557A (en) * | 2016-09-08 | 2016-11-16 | 芜湖桑乐金电子科技有限公司 | A kind of high connductivity black lead wash and preparation method thereof |
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| CN1814669A (en) * | 2005-03-14 | 2006-08-09 | 天津鑫业工贸发展有限公司 | Process for preparing waste-tyre rubber-powder modified pitch, and its host machine |
| CN102527476A (en) * | 2011-12-29 | 2012-07-04 | 湖南超牌科技有限公司 | Wet grinding system for nonmetal mineral powder and grinding method thereof |
| CN103523783A (en) * | 2013-10-25 | 2014-01-22 | 宁夏机械研究院（有限责任公司） | Device and process for synchronously removing free carbon in silicon carbide micro powder |
| CN103819913A (en) * | 2014-02-21 | 2014-05-28 | 淄博京源新材料科技有限公司 | High-performance modified asphalt, and preparation method and preparation apparatus thereof |
| CN204897804U (en) * | 2015-09-08 | 2015-12-23 | 南通市金菱电器有限公司 | Grind modified integration apparatus for producing |
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- 2015-09-08 CN CN201510565037.3A patent/CN105062152A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1814669A (en) * | 2005-03-14 | 2006-08-09 | 天津鑫业工贸发展有限公司 | Process for preparing waste-tyre rubber-powder modified pitch, and its host machine |
| CN102527476A (en) * | 2011-12-29 | 2012-07-04 | 湖南超牌科技有限公司 | Wet grinding system for nonmetal mineral powder and grinding method thereof |
| CN103523783A (en) * | 2013-10-25 | 2014-01-22 | 宁夏机械研究院（有限责任公司） | Device and process for synchronously removing free carbon in silicon carbide micro powder |
| CN103819913A (en) * | 2014-02-21 | 2014-05-28 | 淄博京源新材料科技有限公司 | High-performance modified asphalt, and preparation method and preparation apparatus thereof |
| CN204897804U (en) * | 2015-09-08 | 2015-12-23 | 南通市金菱电器有限公司 | Grind modified integration apparatus for producing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106128557A (en) * | 2016-09-08 | 2016-11-16 | 芜湖桑乐金电子科技有限公司 | A kind of high connductivity black lead wash and preparation method thereof |
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Application publication date: 20151118 |