CN103566818A - Architectural ceramic blank dry-method prilling device and method - Google Patents
Architectural ceramic blank dry-method prilling device and method Download PDFInfo
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- CN103566818A CN103566818A CN201310489068.6A CN201310489068A CN103566818A CN 103566818 A CN103566818 A CN 103566818A CN 201310489068 A CN201310489068 A CN 201310489068A CN 103566818 A CN103566818 A CN 103566818A
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Abstract
The invention discloses an architectural ceramic blank dry-method prilling device and method. The architectural ceramic blank dry-method prilling device comprises a spray tower with an upper vibrating screen and a lower vibrating screen, wherein the side wall of the spray tower is provided with a blank outlet, the spray tower is internally provided with a spraying device which can stretch into the spray tower from the exterior of the spray tower, and a nozzle is an ultrasonic atomization nozzle; architectural ceramic raw materials are separated according to soft materials and hard materials, the hard materials are grinded into hard powder, the hard materials after grinding are added in the soft materials and a grinding addition agent to be continuously grinded so as to obtain ceramic powder; a prilling additional agent is prepared into a prilling additional agent solution, the ceramic powder is added into the upper vibrating screen so as to downwards distribute, the ultrasonic atomization nozzle is used for enabling the prilling additional agent solution to spray toward the material supplying direction of the ceramic powder, when the ceramic powder drops, the ceramic powder and the atomizing prilling additional agent solution are combined so as to prill, obtained particles are screened through the lower vibrating screen so as to enter a blank bin, and a blank is obtained. The architectural ceramic blank dry-method prilling device can be used for obtaining the required particles with the water content once, the method is a continuous disposable low-carbon dry-method powder manufacturing method, the energy consumption is greatly reduced, and the pollution-free performance is realized.
Description
Technical field
The invention belongs to the technical field of construction material, be specifically related to a kind of architectural pottery blank non-slurry pelletizing devices and methods therefor.
Background technology
Ceramic industry, as conventional industries, is the industry of a high energy consumption, high pollution.The energy consumption of ceramic product accounts for 30%～40% of Production of Ceramics cost, is embodied in preparation, burns till and three aspects of fine finishining.Wherein, the powder process of Ceramic Tiles has almost all adopted the dry flouring technology of spraying.Yet the dry flouring technology of spraying must be moisture drying to 6%～8% of 35%～45% left and right in ceramic mud, this process consumes mass energy, the side by side SO of amplification quantity
2, CO
2and smoke exhaust, thereby cause huge energy waste, the wasting of resources and environmental pollution, be the one of the main reasons that Building Ceramics Industry becomes high energy consumption, high pollution industry.The hardness of the different material in ceramic powder formula is different in addition, and its ball milling also differed widely to the time of required fineness, and soft pellet mill just can reach required fineness in one or two hour, and hard material needs the milling time that several times are even longer.Make the excessive ball milling of part material, and cause waste of energy.Take 18t ball mill as example, split run continuous operation 16h, energy consumption reaches 2880kwh.How to make ecological environment and industrial harmonization development, become the great technical barrier of ceramic industry.
Architectural pottery dry method powder-making technique, substitute existing wet powder-making technique, reduce manufacture energy consumption and the toxic emission of building ceramic tiles, for the development that realizes the energy-saving and emission-reduction in building ceramic tiles production process and then promote whole ceramic industry, there is very important Social benefit and economic benefit.Up to the present, the Patents of architectural pottery non-slurry pelletizing powder process have " the energy-conservation dry method flouring technology of architectural pottery " (CN.201210058997.X), " ceramic raw material powder preparation device by dry method " (CN.201020221923.7) etc., but all need when granulation, add excessive water, in the end be dried and obtain the appropriate powder of moisture, consumed unnecessary heat energy.
Summary of the invention
The object of the present invention is to provide a kind of architectural pottery blank non-slurry pelletizing devices and methods therefor, this device can once obtain the particle of desired moisture content, and meanwhile, the method is the disposable dry method milling method of continous way low-carbon (LC), can significantly reduce energy consumption, pollution-free.
In order to achieve the above object, architectural pottery blank non-slurry pelletizing device of the present invention, comprise that top is equipped with the spray tower that lower vibratory sieve is equipped with in vibratory sieve and bottom, on spray tower sidewall, offer for the blank outlet to blank storehouse by particulate transportation, and blank outlet is positioned at the junction of lower vibratory sieve and spray tower, spray tower is provided with the sprayer unit that pelletizing additives solution is sprayed to ceramic powder supplied materials direction in also, spray tower inside is stretched in sprayer unit self-spray tower outside, and the nozzle of sprayer unit adopts ultrasonic atomizing nozzle.
Described lower vibratory sieve and the horizontal plane of spray tower are the angle of 15～40 °.
The order number of described upper vibratory sieve is 325～500 orders, and the order number of lower vibratory sieve is 20～40 orders.
The height of described spray tower is 1.5～3m.
A kind of architectural pottery blank non-slurry pelletizing method of architectural pottery blank non-slurry pelletizing device that adopts comprises the following steps:
1), according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material;
2) hard material is carried out to precrushing processing, obtain particle mean size at the hard particles of 5mm～30mm, then hard particles is worn into particle mean size at the hard powder of 200 μ m～500 μ m;
3) hard powder is added in Vertical Mill and grinds 1～3h, then add soft material and grinding aid to continue to grind 1～2h, obtain ceramic powder; Wherein, the grinding aid adding accounts for 0.01%～1% of ceramic powder quality;
4) pelletizing additives is added to the water to be made into mass concentration be 3%～5% pelletizing additives solution; Wherein, pelletizing additives used is (8～15) by mass ratio: (18～26): (16～30): the sodium alginate of (20～48), polyvinyl alcohol, polyacrylamide and polymethyl methacrylate form;
5) ceramic powder is added in upper vibratory sieve to cloth in spray tower, start sprayer unit simultaneously, the ultrasonic atomizing nozzle of sprayer unit is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 10kHz-30kHz, then the pelletizing additives solution of atomization is upwards sprayed to the supplied materials direction of ceramic powder, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, the particle obtaining is by lower bolting, staying particle on lower Vibration Screen exports blank storehouse to from blank outlet and carries out old, obtain ceramic batch.
Described hard material be in feldspar, quartz, dolomite, marble, wollastonite, lime stone, pyrophillite, talcum more than three kinds or three kinds; Soft material is one or more in clay, kaolin, bentonite.
Described hard material is Hunan stone flour, elder brother source stone flour, Hunan white sand, Boluo stone flour, four Hui Sha,Ma Ling Sha,Shi ridge lime stones, polishing slag, wollastonite, large and sand, middle temperature sand, power letter potassium sand, lime stone, great potassium sand, new scape sand, ultrawhite sodium sand, in black talc, permanent peak sand, power letter sand more than three kinds or three kinds;
Soft material is one or more in Guangdong black mud, intermediate ball clay, high Archon soil, Zengcheng black mud, useless base, the pure mud of two water, high alumina mud, kaolin, rich gulf mud.
Described step 2) in, hard material is to adopt disintegrating machine to carry out precrushing, with Raymond machine, grinds hard particles.
Grinding aid in described step 3) is (55～60) by mass ratio: Sodium Polyacrylate, the sodium lignin sulfonate of (40～45) form.
In described step 3), the fineness of ceramic powder is controlled at 325 order～500 orders, tails over and is controlled at 1%～6%.
Further, in described step 1), by mass percentage, in architectural pottery raw material, hard material accounts for 73～80%, and soft material accounts for 20～27%.
Compared with prior art, beneficial effect of the present invention is:
In device of the present invention, be provided with sprayer unit, and the nozzle of sprayer unit adopts ultrasonic atomizing nozzle, and sprayer unit can spray the supplied materials direction to ceramic powder in pelletizing additives solution introducing spray tower, so just can in the process of ceramic powder cloth, carry out granulation simultaneously, once obtain the particle of desired moisture content.
Method of the present invention belongs to a kind of of dry method granulation processes, therefore, can substitute existing wet powder-making technique, reduces manufacture energy consumption and the toxic emission of building ceramic tiles.In addition, the method pelletizing additives solution that ultrasonic atomizatio contains sodium alginate, polyvinyl alcohol, polyacrylamide and polymethyl methacrylate when ceramic powder granulation the ceramic powder that sprays to whereabouts, simultaneously by controlling the operating frequency of ultrasonic atomizing nozzle and the concentration of pelletizing additives solution, make the disposable desired moisture content that reaches of particle simultaneously obtaining in granulation, it is old that the particle that exports out from blank directly enters blank storehouse, directly as ceramic blank with raw material for the production of.The powder density that adopts the method to prepare is high, shrink little, without dry, regular shape and uniformity are good, and have eliminated high energy consumption and the exhaust emission of common mist projection granulating, save final dry run, reduced again thermal energy consumption, traditional ceramics has been produced and greatly reduced comprehensive energy consumption.In addition, the particle that granulation completes falls to lower vibratory sieve, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of architectural pottery blank non-slurry pelletizing device of the present invention;
Fig. 2 is the technological process of architectural pottery blank of the present invention non-slurry pelletizing;
Wherein, 1, upper vibratory sieve, 2, lower vibratory sieve, 3, spray tower, 4, blank outlet, 5, sprayer unit.
The specific embodiment
Referring to Fig. 1, architectural pottery blank non-slurry pelletizing device of the present invention comprises that top is equipped with the spray tower 3 that lower vibratory sieve 2 is equipped with in vibratory sieve 1 and bottom, on the sidewall of spray tower 3, offer for the blank outlet 4 to blank storehouse by particulate transportation, and blank outlet 4 is positioned at the junction of lower vibratory sieve 2 and spray tower 3, spray tower 3 is provided with the sprayer unit 5 that pelletizing additives solution is sprayed to ceramic powder supplied materials direction in going back, the height of sprayer unit 5 is 1.5～3m, spray tower inside is stretched in sprayer unit 5 self-spray tower 3 outsides, the nozzle of sprayer unit 5 adopts ultrasonic atomizing nozzle, wherein, the order number of upper vibratory sieve 1 is 325～500 orders, the order number of lower vibratory sieve 2 is 20～40 orders.Described lower vibratory sieve 2 is the angle of 15～40 ° with the horizontal plane of spray tower 3, and upper vibratory sieve 2 is parallel with the horizontal plane of spray tower 3.
Referring to Fig. 2, adopt device of the present invention to carry out architectural pottery blank non-slurry pelletizing method and comprise the following steps:
1), according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material; By mass percentage, in architectural pottery raw material, hard material accounts for 73～80%, and soft material accounts for 20～27%;
2) adopt disintegrating machine that hard material is carried out to precrushing processing, obtain particle mean size at the hard particles of 5mm～30mm, then hard particles is worn into particle mean size at the hard powder of 200 μ m～500 μ m with Raymond machine;
3) hard powder is added in Vertical Mill and grind 1～3h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1～2h, obtain fineness and be controlled at 325 order～500 orders, tail over the ceramic powder 1%～6%; Wherein, the grinding aid adding accounts for 0.01%～0.1% of ceramic powder quality; Grinding aid is (55～60) by mass ratio: Sodium Polyacrylate and the sodium lignin sulfonate of (40～45) form;
4) pelletizing additives is added to the water to be made into mass concentration be 3%～5% pelletizing additives solution; Wherein, pelletizing additives used is (8～15) by mass ratio: (18～26): (16～30): the sodium alginate of (20～48), polyvinyl alcohol, polyacrylamide and polymethyl methacrylate form;
5) ceramic powder is added in upper vibratory sieve 1 and to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 10kHz-30kHz, then the pelletizing additives solution of atomization is upwards sprayed to the supplied materials direction of ceramic powder, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, the particle obtaining is by lower vibratory sieve 2 screenings, the spheric granules of staying on lower vibratory sieve 2 sieves exports the old 12～48h in blank storehouse to from blank outlet 4, obtain ceramic batch.The particle passing through from lower vibratory sieve 2 can reclaim for next granulation.
Described hard material be in feldspar, quartz, dolomite, marble, wollastonite, lime stone, pyrophillite, talcum more than three kinds or three kinds; Described hard material can also be Hunan stone flour, elder brother source stone flour, Hunan white sand, Boluo stone flour, four Hui Sha,Ma Ling Sha,Shi ridge lime stones, polishing slag, wollastonite, large and sand, middle temperature sand, power letter potassium sand, lime stone, great potassium sand, new scape sand, ultrawhite sodium sand, in black talc, permanent peak sand, power letter sand more than three kinds or three kinds;
Described soft material is one or more in clay, kaolin, bentonite.Soft material can also be one or more in Guangdong black mud, intermediate ball clay, high Archon soil, Zengcheng black mud, useless base, the pure mud of two water, high alumina mud, kaolin, rich gulf mud.
Below in conjunction with embodiment, the present invention is described in further detail.
Embodiment 1:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 2m, and the order number of upper vibratory sieve 1 is 400 orders, and lower vibratory sieve 2 order numbers are 20 orders, and lower vibratory sieve 2 is the angle of 40 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
Feldspar 20%;
Quartzy 8%
Dolomite 50%
Clay 22%
1) according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material, hard material is feldspar, quartz and dolomite; Soft material is clay;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 25mm, then hard particles is worn into particle mean size at the hard powder of 400 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 1.5h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1h, obtain fineness at 400 orders, tail over the ceramic powder 2.5%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.54% of ceramic powder quality, and Sodium Polyacrylate and sodium lignin sulfonate that grinding aid is 58:42 by mass ratio form;
4) pelletizing additives is added to the water to be made into mass concentration be that 3.5% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 13:19:25:43 by mass ratio forms;
5) ceramic powder is added in upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 10kHz, then the pelletizing additives solution of atomization is upwards sprayed to the supplied materials direction of ceramic powder, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process; Start lower vibratory sieve 2, complete the particle obtaining after granulation and fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, and spherical particle export 4 by blank and is transported to blank storehouse, can be used as the use of architectural pottery blank after 12h is old.
Embodiment 2:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 1.8m, and the order number of upper vibratory sieve 1 is 500 orders, and lower vibratory sieve 2 order numbers are 40 orders, and lower vibratory sieve 2 is the angle of 15 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
Marble 10%
Wollastonite 7%
Pyrophillite 13%
Lime stone 32%
Talcum 18%
Bentonite 12%
Kaolin 8%
1) according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material, hard material comprises marble, wollastonite, lime stone, pyrophillite and talcum, soft material comprises kaolin and bentonite;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 28mm, then hard particles is worn into particle mean size at the hard powder of 450 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 1.5h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1h, obtain fineness at 500 orders, tail over the ceramic powder 3%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.44% of ceramic powder quality, and Sodium Polyacrylate and sodium lignin sulfonate that grinding aid is 56:44 by mass ratio form;
4) pelletizing additives is added to the water to be made into mass concentration be that 3.2% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 14:20:28:38 by mass ratio forms;
5) ceramic powder is added in upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 15kHz, then the supplied materials direction to ceramic powder by the pelletizing additives solution of atomization, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process; Start lower vibratory sieve 2, complete the particle obtaining after granulation and fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, and spherical particle export 4 by blank and is transported to blank storehouse, can be used as the use of architectural pottery blank after 48h is old.
Embodiment 3:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 2m, and the order number of upper vibratory sieve 1 is 400 orders, and lower vibratory sieve 2 order numbers are 20 orders, and lower vibratory sieve 2 is the angle of 40 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
Guangdong black mud 3%
Hunan stone flour 15%
Elder brother source stone flour 38%
Middle rank ball clay 8%
Hunan white sand 9%
High Archon soil 12%
Boluo stone flour 15%
1) according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material, hard material is Hunan stone flour, elder brother source stone flour, Hunan white sand and Boluo stone flour; Soft material is Guangdong black mud, intermediate ball clay and high Archon soil;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 25mm, then hard particles is worn into particle mean size at the hard powder of 400 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 1.5h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1h, obtain fineness at 400 orders, tail over the ceramic powder 2.5%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.54% of ceramic powder quality, and Sodium Polyacrylate and sodium lignin sulfonate that grinding aid is 58:42 by mass ratio form;
4) pelletizing additives is added to the water to be made into mass concentration be that 3.5% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 13:19:25:43 by mass ratio forms;
5) ceramic powder is added in upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 20kHz, then the pelletizing additives solution of atomization is upwards sprayed to the supplied materials direction of ceramic powder, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process; Start lower vibratory sieve 2, complete the particle obtaining after granulation and fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, and spherical particle export 4 by blank and is transported to blank storehouse, can be used as the use of architectural pottery blank after 12h is old.
Embodiment 4:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 1.8m, and the order number of upper vibratory sieve 1 is 500 orders, and lower vibratory sieve 2 order numbers are 40 orders, and lower vibratory sieve 2 is the angle of 15 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
Four can sand 9%
Horse ridge sand 9%
Rich gulf mud 13%
Stone ridge lime stone 5%
Polishing slag 28%
Wollastonite 12%
Zengcheng black mud 11%
Large and sand 10%
1) according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material, hard material comprises four Hui Sha,Ma Ling Sha,Shi ridge lime stones, polishing slag, wollastonite and large and sand, soft material comprises Fu Wanni, Zengcheng black mud and useless base;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 28mm, then hard particles is worn into particle mean size at the hard powder of 450 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 1.5h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1h, obtain, at 500 orders, tailing over the ceramic powder 3%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.44% of ceramic powder quality, and Sodium Polyacrylate and sodium lignin sulfonate that grinding aid is 56:44 by mass ratio form;
4) pelletizing additives is added to the water to be made into mass concentration be that 3.2% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 14:20:28:38 by mass ratio forms;
5) ceramic powder is added in upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 30kHz, then the supplied materials direction to ceramic powder by the pelletizing additives solution of atomization, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process; Start lower vibratory sieve 2, complete the particle obtaining after granulation and fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, relatively fine particle is stayed the spherical particle on lower vibratory sieve 2 sieves after falling under sieve just below, and particle exports 4 by blank and is transported to blank storehouse, can be used as architectural pottery blank and use after 48h is old.
Embodiment 5:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 2.5m, and the order number of upper vibratory sieve 1 is 325 orders, and lower vibratory sieve 2 order numbers are 20 orders, and lower vibratory sieve 2 is the angle of 30 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
Middle temperature sand 21%
New scape sand 14%
The pure mud 15% of two water
High alumina mud 6%
Power letter potassium sand 13%
Polishing slag 30%
1) according to base substrate factory formula, architectural pottery raw material is separated by soft material and hard material, hard material comprises middle temperature sand, new scape sand, power letter potassium sand, lime stone and polishing slag, soft material comprises two pure mud of water and high alumina mud;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 20mm, then hard particles is worn into particle mean size at the hard powder of 300 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 2h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1.5h, obtain fineness at 325 orders, tail over the ceramic powder 1.5%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.56% of ceramic powder quality, and Sodium Polyacrylate, sodium lignin sulfonate that grinding aid is 57:43 by mass ratio form.
4) pelletizing additives is added to the water to be made into mass concentration be that 4.4% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 10:22:23:45 by mass ratio forms;
5) ceramic powder is added in upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 30kHz, then the supplied materials direction to ceramic powder by the pelletizing additives solution of atomization, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process; Start lower vibratory sieve 2, complete and obtain particle after granulation and fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, and spherical particle export 4 by blank and is transported to blank storehouse, can be used as the use of architectural pottery blank after 24h is old.
Embodiment 6:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 3m, and the order number of upper vibratory sieve 1 is 400 orders, and lower vibratory sieve 2 order numbers are 40 orders, and lower vibratory sieve 2 is the angle of 25 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
Kaolin 24%
Power letter potassium sand 14%
Large and sand 16%
New scape sand 15%
Middle temperature sand 20%
Ultrawhite sodium sand 10%
1) according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material, hard material is power letter potassium sand, large and sand, new scape sand, middle temperature sand, ultrawhite sodium sand and black talc, soft material is kaolin;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 10mm, then hard particles is worn into particle mean size at the hard powder of 250 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 3h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1.5h, obtain fineness at 400 orders, tail over the ceramic powder 3.5%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.63% of ceramic powder quality, and Sodium Polyacrylate and sodium lignin sulfonate that grinding aid is 58:42 by mass ratio form;
4) pelletizing additives is added to the water to be made into mass concentration be that 3.8% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 11:29:25:35 by mass ratio forms;
5) ceramic powder is added in upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 10kHz, then the supplied materials direction to ceramic powder by the pelletizing additives solution of atomization, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process, start lower vibratory sieve 2, complete the particle obtaining after granulation and fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, spherical particle exports 4 by blank and is transported to blank storehouse, after 18h is old, can be used as architectural pottery blank uses.
Embodiment 7:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 2m, and the order number of upper vibratory sieve 1 is 500 orders, and lower vibratory sieve 2 order numbers are 40 orders, and lower vibratory sieve 2 is the angle of 30 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
High alumina mud 13%
Rich gulf mud 7%
Permanent peak sand 10%
Four can sand 6%
Power letter sand 12%
Polishing slag 50%
1) according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material, hard material is permanent peak sand, four meeting sand, power letter sand, black talc and polishing slag, soft material is high alumina mud and Fu Wanni;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 15mm, then hard particles is worn into particle mean size at the hard powder of 280 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 2.5h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1h, obtain fineness at 500 orders, tail over the ceramic powder 4%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.88% of ceramic powder quality, and Sodium Polyacrylate, sodium lignin sulfonate that grinding aid is 56:44 by mass ratio form;
4) pelletizing additives is added to the water to be made into mass concentration be that 3.6% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 8:30:22:40 by mass ratio forms;
5) ceramic powder is added to upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 15kHz, then the supplied materials direction to ceramic powder by the pelletizing additives solution of atomization, in ceramic powder dropping process, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process.Start lower vibratory sieve 2, complete granulation teller must with particle fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, and spherical particle export 4 by blank and is transported to blank storehouse, can be used as the use of architectural pottery blank after 12h is old.
Embodiment 8:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 1.5m, and the order number of upper vibratory sieve 1 is 400 orders, and lower vibratory sieve 2 order numbers are 30 orders, and lower vibratory sieve 2 is the angle of 25 ° with the horizontal plane of spray tower 5.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
Kaolin 24%
Power letter potassium sand 14%
Large and sand 16%
New scape sand 15%
Middle temperature sand 20%
Ultrawhite sodium sand 10%
1) according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material, hard material is power letter potassium sand, large and sand, new scape sand, middle temperature sand, ultrawhite sodium sand and black talc, soft material is kaolin;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 5mm, then hard particles is worn into particle mean size at the hard powder of 200 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 1h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 2h, obtain fineness at 400 orders, tail over the ceramic powder 1.0%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 1.0% of ceramic powder quality, and Sodium Polyacrylate and sodium lignin sulfonate that grinding aid is 55:45 by mass ratio form;
4) pelletizing additives is added to the water to be made into mass concentration be that 3% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 15:18:19:48 by mass ratio forms;
5) ceramic powder is added in upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 20kHz, then the supplied materials direction to ceramic powder by the pelletizing additives solution of atomization, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process, start lower vibratory sieve 2, complete the particle obtaining after granulation and fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, spherical particle exports 4 by blank and is transported to blank storehouse, after 18h is old, can be used as architectural pottery blank uses.
Embodiment 9:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 2m, and the order number of upper vibratory sieve 1 is 500 orders, and lower vibratory sieve 2 order numbers are 40 orders, and lower vibratory sieve 2 is the angle of 30 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
High alumina mud 13%
Rich gulf mud 7%
Permanent peak sand 10%
Four can sand 6%
Power letter sand 12%
Polishing slag 50%
1) according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material, hard material is permanent peak sand, four meeting sand, power letter sand, black talc and polishing slag, soft material is high alumina mud and Fu Wanni;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 30mm, then hard particles is worn into particle mean size at the hard powder of 500 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 2.5h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1h, obtain fineness at 500 orders, tail over the ceramic powder 6%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.01% of ceramic powder quality, and Sodium Polyacrylate, sodium lignin sulfonate that grinding aid is 60:40 by mass ratio form;
4) pelletizing additives is added to the water to be made into mass concentration be that 5% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 10:20:30:40 by mass ratio forms;
5) ceramic powder is added to upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 30kHz, then the supplied materials direction to ceramic powder by the pelletizing additives solution of atomization, in ceramic powder dropping process, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process.Start lower vibratory sieve 2, complete granulation teller must with particle fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, and spherical particle export 4 by blank and is transported to blank storehouse, can be used as the use of architectural pottery blank after 12h is old.
Embodiment 10:
The height of the architectural pottery blank non-slurry pelletizing device sprayer unit 5 that the present embodiment adopts is 2.5m, and the order number of upper vibratory sieve 1 is 325 orders, and lower vibratory sieve 2 order numbers are 20 orders, and lower vibratory sieve 2 is the angle of 30 ° with the horizontal plane of spray tower 3.
The formula of the architectural pottery raw material that the present embodiment adopts comprises following component by mass percentage:
Middle temperature sand 21%
New scape sand 14%
The pure mud 15% of two water
High alumina mud 6%
Power letter potassium sand 13%
Polishing slag 30%
1) according to base substrate factory formula, architectural pottery raw material is separated by soft material and hard material, hard material comprises middle temperature sand, new scape sand, power letter potassium sand, lime stone and polishing slag, soft material comprises two pure mud of water and high alumina mud;
2) hard material is sent into disintegrating machine and carry out precrushing processing, obtain particle mean size at the hard particles of 20mm, then hard particles is worn into particle mean size at the hard powder of 300 μ m with Raymond machine;
3) hard powder is added in Vertical Mill, grind 2h, then by the formula of architectural pottery raw material, add soft material and grinding aid to continue to grind 1.5h, obtain fineness at 325 orders, tail over the ceramic powder 1.5%, it is standby that ceramic powder deposits feed bin in; Wherein, the grinding aid adding accounts for 0.56% of ceramic powder quality, and Sodium Polyacrylate, sodium lignin sulfonate that grinding aid is 57:43 by mass ratio form.
4) pelletizing additives is added to the water to be made into mass concentration be that 4.4% pelletizing additives solution is as standby; Wherein, sodium alginate, polyvinyl alcohol, polyacrylamide and the polymethyl methacrylate that pelletizing additives is 15:30:16:20 by mass ratio forms;
5) ceramic powder is added in upper vibratory sieve 1 and by gravity to the interior cloth of spray tower 3, start sprayer unit 5 simultaneously, the ultrasonic atomizing nozzle of sprayer unit 5 is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 10kHz, then the supplied materials direction to ceramic powder by the pelletizing additives solution of atomization, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, complete granulation process; Start lower vibratory sieve 2, complete and obtain particle after granulation and fall to lower vibratory sieve 2, due to vibration and Action of Gravity Field, granular size pattern is optimized, and even compact, to fall that sieve stays after lower on lower vibratory sieve 2 sieves be spherical particle to relatively fine particle just below, and spherical particle export 4 by blank and is transported to blank storehouse, can be used as the use of architectural pottery blank after 24h is old.
The present invention is by using the special pelletizing additives is comprised of sodium alginate, polyvinyl alcohol, polyacrylamide and polymethyl methacrylate spray through ultrasonic atomizatio and be combined and directly carry out granulation and once reach desired moisture content and enter feed bin and directly use with raw material as ceramic blank after old by vibrating vertically downward the ceramic fines of cloth.The present invention can replace the spray drying granulation technology that present ceramics factory generally adopts, eliminate the shortcoming of the large and contaminated environment of energy resource consumption that wet processing exists, a kind of disposable dry method powder process of novel low carbon method of continous way is provided, significantly reduce energy consumption, pollution-free, filled up domestic technique blank.
Claims (10)
1. an architectural pottery blank non-slurry pelletizing device, it is characterized in that: comprise that vibratory sieve (1) is equipped with at top and the spray tower (3) of lower vibratory sieve (2) is equipped with in bottom, on spray tower (3) sidewall, offer for the blank outlet (4) to blank storehouse by particulate transportation, and blank outlet (4) is positioned at the junction of lower vibratory sieve (2) and spray tower (3), spray tower (3) is provided with the sprayer unit (5) that pelletizing additives solution is sprayed to ceramic powder supplied materials direction in going back, spray tower inside is stretched in sprayer unit (5) self-spray tower (3) outside, the nozzle of sprayer unit (5) adopts ultrasonic atomizing nozzle.
2. architectural pottery blank non-slurry pelletizing device according to claim 1, is characterized in that: described lower vibratory sieve (2) is the angle of 15～40 ° with the horizontal plane of spray tower (5).
3. architectural pottery blank non-slurry pelletizing device according to claim 1, is characterized in that: the order number of described upper vibratory sieve (1) is 325～500 orders, and the order number of lower vibratory sieve (2) is 20～40 orders.
4. architectural pottery blank non-slurry pelletizing device according to claim 1, is characterized in that: the height of described spray tower (3) is 1.5～3m.
5. an architectural pottery blank non-slurry pelletizing method that adopts the architectural pottery blank non-slurry pelletizing device described in any one claim in claim 1～4, is characterized in that, comprises the following steps:
1), according to base substrate factory formula, architectural pottery raw material is separated according to soft material and hard material;
2) hard material is carried out to precrushing processing, obtain particle mean size at the hard particles of 5mm～30mm, then hard particles is worn into particle mean size at the hard powder of 200 μ m～500 μ m;
3) hard powder is added in Vertical Mill and grinds 1～3h, then add soft material and grinding aid to continue to grind 1～2h, obtain ceramic powder; Wherein, the grinding aid adding accounts for 0.01%～1% of ceramic powder quality;
4) pelletizing additives is added to the water to be made into mass concentration be 3%～5% pelletizing additives solution; Wherein, pelletizing additives used is (8～15) by mass ratio: (18～26): (16～30): the sodium alginate of (20～48), polyvinyl alcohol, polyacrylamide and polymethyl methacrylate form;
5) ceramic powder is added in upper vibratory sieve (1) to the interior cloth of spray tower (3), start sprayer unit (5) simultaneously, the ultrasonic atomizing nozzle of sprayer unit (5) is by pelletizing additives solution atomization, the operating frequency of controlling ullrasonic spraying nozzle is 10kHz-30kHz, then the pelletizing additives solution of atomization is upwards sprayed to the supplied materials direction of ceramic powder, in the process that ceramic powder falls, be combined and carry out granulation with the pelletizing additives solution of atomization, the particle obtaining is by lower vibratory sieve (2) screening, staying particle on lower vibratory sieve (2) sieve exports blank storehouse to from blank outlet (4) and carries out old, obtain ceramic batch.
6. architectural pottery blank non-slurry pelletizing method according to claim 5, is characterized in that: described hard material be in feldspar, quartz, dolomite, marble, wollastonite, lime stone, pyrophillite, talcum more than three kinds or three kinds; Soft material is one or more in clay, kaolin, bentonite.
7. architectural pottery blank non-slurry pelletizing method according to claim 5, it is characterized in that: described hard material is Hunan stone flour, elder brother source stone flour, Hunan white sand, Boluo stone flour, four Hui Sha,Ma Ling Sha,Shi ridge lime stones, polishing slag, wollastonite, large and sand, middle temperature sand, power letter potassium sand, lime stone, great potassium sand, new scape sand, ultrawhite sodium sand, in black talc, permanent peak sand, power letter sand more than three kinds or three kinds;
Soft material is one or more in Guangdong black mud, intermediate ball clay, high Archon soil, Zengcheng black mud, useless base, the pure mud of two water, high alumina mud, kaolin, rich gulf mud.
8. architectural pottery blank non-slurry pelletizing method according to claim 5, is characterized in that: described step 2), hard material is to adopt disintegrating machine to carry out precrushing, with Raymond machine, grinds hard particles.
9. architectural pottery blank non-slurry pelletizing method according to claim 5, is characterized in that: the grinding aid in described step 3) is (55～60) by mass ratio: Sodium Polyacrylate, the sodium lignin sulfonate of (40～45) form.
10. architectural pottery blank non-slurry pelletizing method according to claim 5, is characterized in that: in described step 3), the fineness of ceramic powder is controlled at 325 order～500 orders, tails over and is controlled at 1%～6%.
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| CN105884340A (en) * | 2016-04-01 | 2016-08-24 | 蒙娜丽莎集团股份有限公司 | Ceramic powder and preparation method thereof |
| CN106040088A (en) * | 2016-05-26 | 2016-10-26 | 佛山市唯格瓷砖有限责任公司 | Drying-method granulation process for improving particle strength |
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| CN105198494A (en) * | 2015-10-15 | 2015-12-30 | 佛山市华意陶瓷颜料有限公司 | Granulation method of ceramic pigment |
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| CN111039665A (en) * | 2019-12-19 | 2020-04-21 | 广东古宝斯陶瓷有限公司 | Ceramic glazed tile blank and preparation method of ceramic glazed tile |
| CN112028616A (en) * | 2020-09-05 | 2020-12-04 | 肇庆市来德利陶瓷有限公司 | Rock plate production process |
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