CN111530604A - Preparation method and equipment of potassium feldspar powder - Google Patents
Preparation method and equipment of potassium feldspar powder Download PDFInfo
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- CN111530604A CN111530604A CN202010401686.0A CN202010401686A CN111530604A CN 111530604 A CN111530604 A CN 111530604A CN 202010401686 A CN202010401686 A CN 202010401686A CN 111530604 A CN111530604 A CN 111530604A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
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Abstract
The invention discloses a preparation method and equipment of potassium feldspar powder, which comprises the following operation steps: step S1, crushing; step S2, grinding ore; step S3, dissolving; step S4, screening; step S5, removing iron; step S6, dewatering; through rubbing crusher, screening circulation bench screening structure and the intraductal circulation structure of L type circulating will smash certain size with the ore, make things convenient for the ore to grind, through grinding certain size with the ore, will be dissolved in the material filtration of water through the characteristic of potassium feldspar slightly soluble in water, adsorb the deironing structure in with the iron in the powder through the deironing structure to the corruption in the iron metal is to potassium feldspar production has been avoided.
Description
Technical Field
The invention relates to the technical field of ore purification, in particular to a preparation method and equipment of potassium feldspar powder.
Background
Feldspar is aluminosilicate mineral of alkali metal or alkaline earth metal such as potassium, sodium, calcium, etc., and is also called feldspar group mineral. Potash feldspar (K2O. Al2O 3. 6SiO2), also commonly called orthoclase, is generally in the monoclinic system, and is generally reddish in flesh, white or gray in color. The potassium feldspar series mainly comprises orthoclase, microcline feldspar, penetrating feldspar and the like, wherein the potassium feldspar is used as a ceramic blank ingredient in the ceramic industry, the dosage of a ceramic glaze material accounts for 30%, and the balance of the potassium feldspar is used in other industries such as chemical industry, glass flux, enamel raw materials, abrasive tools, glass fibers, welding electrodes and the like. Along with the development of economy, the use amount of glass products, building ceramics and the like is increased, the potassium feldspar demand is increased day by day, the market prospect is wide, the domestic potassium feldspar resources are rich, but the iron content exceeds the standard, so that the iron removal from the potassium feldspar is the key for purification, and in view of the above problems, the scheme is generated by deep research.
Disclosure of Invention
The invention aims to solve the problems, designs a preparation method and equipment of potassium feldspar powder, and solves the problem that the iron content of the existing potassium feldspar exceeds the standard.
The technical scheme of the invention for realizing the aim is as follows: the preparation method of the potassium feldspar powder comprises the following operation steps: step S1, crushing; step S2, grinding ore; step S3, dissolving; step S4, screening; step S5, removing iron; step S6, dewatering;
step S1: pouring the ore into a crushing device, and crushing the ore to a certain size;
step S2: pouring the crushed ore into a grinding device, and grinding the ore to a certain size;
step S3: pouring the ground ore into a dissolving device, and uniformly stirring the ore powder and water;
step S4: filtering the solution, and filtering potassium feldspar (K2O. Al2O 3. 6SiO2) which is slightly soluble in water;
step S5: deironing the filtered potassium feldspar (K2O. Al2O 3. 6SiO2) by using a deironing device;
step S6: the potash feldspar (K2O. Al2O 3. 6SiO2) after iron removal is baked into powder at high pressure and high temperature.
The step S1 crushes the ore to a certain size while re-crushing the ore larger than the certain size through the sieving device and the circulating device.
The step S3 dissolves the water-soluble substance in the pulverized ore in water, and at the same time, dissolves part of the substance on potassium feldspar (K2O. Al2O 3. 6SiO2) and the like uniformly in water by stirring and shaking.
The step S5 absorbs the iron powder in the filtered crushed ore to an iron removal device.
A potassium feldspar powder preparation device comprises: a crusher, a screening circulating platform, an L-shaped circulating pipe, a ball grinding box, a dissolving box, a centrifugal screening round box, an iron removing platform and a drying box, the pulverizer is arranged on the screening circulating platform, the L-shaped circulating pipe is arranged on the screening circulating platform, the other end of the L-shaped circulating pipe is connected with the pulverizer, the ball grinding box is connected with the screening circulating table, the dissolving box is connected on the ball mill box, the centrifugal screening round box is connected on the dissolving box, the iron removing table is connected on the centrifugal screening round box, the drying box is arranged on the iron removing table, the screening circulating table is provided with a screening structure, the L-shaped circulating pipe is provided with a circulating structure, the dissolving box is provided with a stirring structure, the centrifugal screening round box is provided with a centrifugal screening structure, and the iron removing platform is provided with an iron removing structure;
the deironing structure includes: the device comprises a conveying belt, a plurality of conveying rollers with the same structure, an iron removal conveying driving machine, an iron removal circular plate, a plurality of electromagnets with the same structure, an iron removal rotating bracket, an iron removal rotating driving machine and a waste iron recycling box;
a plurality of transportation cylinder passes through bearing activity cartridge in removing the iron bench, the transportation belt suit is in a plurality of on the transportation cylinder, deironing transportation driving machine installs in removing the iron bench, just deironing transportation driving machine drive end is connected on the transportation cylinder, deironing runing rest installs in removing the iron bench, deironing rotation driving machine installs on deironing runing rest, deironing plectane is installed on deironing rotation driving machine drive end, a plurality of the even installation of electro-magnet is on deironing plectane, the scrap iron collection box is installed on deironing runing rest, be provided with the same slider of a plurality of structure on the deironing plectane, be provided with circular arc slide, a plurality of on the deironing runing rest slider activity cartridge is in.
The screening structure includes: the screening machine comprises a screening driving machine, a plurality of screening rollers with the same structure, a plurality of screening gears with the same structure, a screening chain, a circulating collecting plate and a screening collecting plate;
screening circulation bench is provided with the screening recess that a plurality of structure is the same, a plurality of screening cylinder is respectively through bearing activity cartridge in screening recess, a plurality of screening hole that a plurality of structure is the same has been seted up on the screening cylinder respectively, a plurality of screening gear is installed respectively in a plurality of on the screening cylinder, the screening driver gear is installed in screening circulation bench, just screening driver gear drive end is connected on the screening cylinder, screening collecting plate installs in screening circulation bench, just screening collecting plate is located a plurality of screening recess bottom is last, and screening collecting plate connects on dissolving the case, circulation collecting plate installs on screening circulation bench side wall, just circulation collecting plate connects on L type circulating pipe.
The circulation structure comprises: a circulating driver, a circulating shaft and a circulating blade;
the circulating driving machine is mounted on the L-shaped circulating pipe, the circulating shaft is movably inserted on the L-shaped circulating pipe through a bearing and connected to the driving end of the circulating driving machine, and the circulating blade is mounted on the circulating shaft.
The stirring structure includes: the stirring device comprises a stirring driving machine, a stirring driving gear, two pairs of stirring transmission gears with the same structure, two pairs of stirring shafts with the same structure, a plurality of stirring blades with the same structure, a filtering pipe and an ultrasonic vibrator;
the stirring driving machine is installed on the dissolving tank, the stirring driving gear is installed on the driving end of the stirring driving machine, two pairs of parallel stirring shafts are movably inserted into the dissolving tank through bearings, the two pairs of stirring driving gears are installed on the two pairs of stirring shafts respectively, the two pairs of stirring driving gears are meshed with the stirring driving gear, the filter pipe is installed in the dissolving tank, a filter tank is arranged on the filter pipe, a filter screen and a plurality of filter leaves are arranged on the filter tank respectively, the stirring leaves are installed on the two pairs of stirring shafts, and the ultrasonic vibrator is installed on the outer side of the dissolving tank.
The centrifugal screen structure comprises: the screening and driving device comprises a screening driving machine, a driving wheel, a transmission shaft, a pair of balance weight wheels with the same structure, two pairs of umbrella-shaped balancing weights with the same structure and a transmission belt;
the centrifugal screening round box is characterized in that a centrifugal groove is formed in the bottom end of the centrifugal screening round box, the screening driving machine is installed on the inner side wall of the centrifugal groove, the transmission shaft is movably inserted into the centers of the upper end and the lower end of the centrifugal groove through a bearing, the driving wheel is installed on the driving end of the screening driving machine, the transmission wheel is installed on the transmission shaft, the transmission belt is sleeved on the driving wheel and the transmission wheel, a pair of counter weight wheels are installed on the transmission shaft and located on two sides of the transmission wheel respectively, and two pairs of umbrella-shaped counter weights are installed on.
And a plurality of infrared positioning instruments with the same structure are arranged on the iron removing circular plate.
According to the preparation method and the equipment for the potassium feldspar powder manufactured by the technical scheme, the ores are crushed to a certain size through the crusher, the screening structure on the screening circulating platform and the circulating structure in the L-shaped circulating pipe, so that the grinding of the ores is facilitated, the ores are ground to a certain size, substances dissolved in water are filtered out through the characteristic that the potassium feldspar is slightly soluble in water, and iron in the powder is adsorbed into the iron removal structure through the iron removal structure, so that the corrosion of iron metal to the potassium feldspar in production is avoided.
Drawings
FIG. 1 is a schematic sectional view of a potassium feldspar powder preparation method and equipment in a trapezoidal shape from a front view.
Fig. 2 is a schematic front sectional view of a screening structure of the potassium feldspar powder preparation method and equipment of the invention.
FIG. 3 is a schematic sectional side view of a screening structure of the potassium feldspar powder preparation method and equipment of the invention.
FIG. 4 is a schematic sectional view of the iron removing structure of the method and apparatus for preparing potassium feldspar powder according to the present invention.
FIG. 5 is a schematic side sectional view of an iron removal structure of the method and apparatus for preparing potassium feldspar powder according to the present invention.
In the figure: 1-a pulverizer; 2-screening circulation table; 3-L type circulation pipe; 4-ball milling box; 5-a dissolving box; 6-centrifugal screening round box; 7-iron removing table; 8-drying box; 9-a conveyor belt; 10-a transport drum; 11-a deironing transportation driving machine; 12-iron removal circular plate; 13-an electromagnet; 14-iron removal rotating bracket; 15-iron removal rotation driving machine; 16-scrap recycling bin; 17-a screening drive; 18-a screening drum; 19-a screening gear; 20-screening chains; 21-a circulating collection plate; 22-screening the collection plate; 23-a circulating driver; 24-a circulation shaft; 25-circulating leaves; 26-a stirring driver; 27-stirring driving gear; 28-stirring transmission gear; 29-stirring shaft; 30-stirring blade; 31-a filter tube; 32-an ultrasonic vibrator; 33-a screening driver; 34-a driving wheel; 35-a transmission wheel; 36-a drive shaft; 37-a counterweight wheel; 38-umbrella-shaped balancing weight; 39-a transfer belt; 40-a centrifugal tank; 41-infrared locator; 42-sieving groove.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, and as shown in fig. 1 to 5, a method for preparing potassium feldspar powder comprises the following steps: step S1, crushing; step S2, grinding ore; step S3, dissolving; step S4, screening; step S5, removing iron; step S6, dewatering; step S1: pouring the ore into a crushing device, and crushing the ore to a certain size; step S2: pouring the crushed ore into a grinding device, and grinding the ore to a certain size; step S3: pouring the ground ore into a dissolving device, and uniformly stirring the ore powder and water; step S4: filtering the solution, and filtering potassium feldspar (K2O. Al2O 3. 6SiO2) which is slightly soluble in water; step S5: deironing the filtered potassium feldspar (K2O. Al2O 3. 6SiO2) by using a deironing device; step S6: the potash feldspar (K2O. Al2O 3. 6SiO2) after iron removal is baked into powder at high pressure and high temperature. The step S1 is to crush the ore to a certain size, and meanwhile, the ore larger than the certain size is crushed again through the screening device and the circulating device; the step S3 is to dissolve the water-in-solution substance in the ore ground into powder into water, and at the same time, to uniformly dissolve part of the substance on the potassium feldspar (K2O. Al2O 3. 6SiO2) and the like into water by stirring and shaking; the step S5 absorbs the iron powder in the filtered crushed ore to an iron removal device.
The potassium feldspar powder preparation equipment comprises a pulverizer 1, a screening circulating table 2, an L-shaped circulating pipe 3, a ball milling tank 4, a dissolving tank 5, a centrifugal screening circular tank 6, an iron removing table 7 and a drying tank 8, wherein the pulverizer 1 is installed on the screening circulating table 2, the L-shaped circulating pipe 3 is installed on the screening circulating table 2, the other end of the L-shaped circulating pipe 3 is connected to the pulverizer 1, the ball milling tank 4 is connected to the screening circulating table 2, the dissolving tank 5 is connected to the ball milling tank 4, the centrifugal screening circular tank 6 is connected to the dissolving tank 5, the iron removing table 7 is connected to the centrifugal screening circular tank 6, the drying tank 8 is installed on the iron removing table 7, the screening circulating table 2 is provided with a screening structure, the L-shaped circulating pipe 3 is provided with a circulating structure, the dissolving tank 5 is provided with a stirring structure, the centrifugal screening circular tank 6 is provided with a centrifugal screening structure, the iron removing table 7 is provided with an iron removing structure; the deironing structure includes: the system comprises a conveying belt 9, a plurality of conveying rollers 10 with the same structure, an iron removal conveying driving machine 11, an iron removal circular plate 12, a plurality of electromagnets 13 with the same structure, an iron removal rotating bracket 14, an iron removal rotating driving machine 15 and a waste iron recycling box 16; the conveying rollers 10 are movably inserted on the iron removing table 7 through bearings, the conveying belt 9 is sleeved on the conveying rollers 10, the iron removing conveying driving machine 11 is installed on the iron removing table 7, the driving end of the iron removing conveying driving machine 11 is connected to the conveying rollers 10, the iron removing rotating support 14 is installed on the iron removing table 7, the iron removing rotating driving machine 15 is installed on the iron removing rotating support 14, the iron removing circular plate 12 is installed on the driving end of the iron removing rotating driving machine 15, the electromagnets 13 are uniformly installed on the iron removing circular plate 12, the scrap iron recovery box 16 is installed on the iron removing rotating support 14, the iron removing circular plate 12 is provided with a plurality of sliding blocks with the same structure, the iron removing rotating support 14 is provided with an arc slide way, and the sliding blocks are movably inserted in the arc slide way; the screening structure includes: the screening and driving machine 17, a plurality of screening drums 18 with the same structure, a plurality of screening gears 19 with the same structure, a screening chain 20, a circulating collecting plate 21 and a screening collecting plate 22; the screening circulation table 2 is provided with a plurality of screening grooves 42 with the same structure, a plurality of screening drums 18 are movably inserted into the screening grooves 42 through bearings respectively, a plurality of screening holes with the same structure are formed in the plurality of screening drums 18 respectively, a plurality of screening gears 19 are installed on the plurality of screening drums 18 respectively, the screening driving machine 17 is installed on the screening circulation table 2, the driving end of the screening driving machine 17 is connected to the screening drums 18, the screening collection plate 22 is installed on the screening circulation table 2, the screening collection plate 22 is located at the bottom ends of the plurality of screening grooves 42, the screening collection plate 22 is connected to the dissolution tank 5, the circulation collection plate 21 is installed on the side wall of the screening circulation table 2, and the circulation collection plate 21 is connected to the L-shaped circulation pipe 3; the circulation structure comprises: a circulation driving machine 23, a circulation shaft 24, and a circulation vane 25; the circulating driver 23 is mounted on the L-shaped circulating pipe 3, the circulating shaft 24 is movably inserted on the L-shaped circulating pipe 3 through a bearing, the circulating shaft 24 is connected to the driving end of the circulating driver 23, and the circulating blade 25 is mounted on the circulating shaft 24; the stirring structure includes: the stirring driving device 26, the stirring driving gear 27, two pairs of stirring transmission gears 28 with the same structure, two pairs of stirring shafts 29 with the same structure, a plurality of stirring blades 30 with the same structure, a filter pipe 31 and an ultrasonic vibrator 32; the stirring driving machine 26 is installed on the dissolving tank 5, the stirring driving gear 27 is installed on the driving end of the stirring driving machine 26, two pairs of the stirring shafts 29 are movably inserted into the dissolving tank 5 in parallel through bearings, two pairs of the stirring transmission gears 28 are respectively installed on the two pairs of the stirring shafts 29, the two pairs of the stirring transmission gears 28 are in gear engagement with the stirring driving gear 27, the filtering pipe 31 is installed in the dissolving tank 5, a filtering tank is arranged on the filtering pipe 31, a filtering net is arranged on the filtering tank, a plurality of the stirring blades 30 are respectively installed on the two pairs of the stirring shafts 29, and the ultrasonic vibrator 32 is installed on the outer side of the dissolving tank 5; the centrifugal screen structure comprises: the screening driving machine 33, a driving wheel 34, a transmission wheel 35, a transmission shaft 36, a pair of balance weight wheels 37 with the same structure, two pairs of umbrella-shaped balancing weights 38 with the same structure and a transmission belt 39; the centrifugal screening circular box 6 bottom has seted up centrifugal groove 40, screening driver 33 is installed on the inside wall of centrifugal groove 40, transmission shaft 36 passes through bearing activity cartridge in centrifugal groove 40 upper and lower both ends center department, action wheel 34 is installed on screening driver 17 drive end, drive wheel 35 is installed on transmission shaft 36, transmission belt 39 suit is on action wheel 34 and drive wheel 35, a pair of counter weight wheel 37 is installed on transmission shaft 36, and a pair of counter weight wheel 37 is located drive wheel 35 both sides respectively, and two pairs of umbrella-type balancing weight 38 is installed respectively on a pair of counter weight wheel 37.
The present embodiment is characterized by comprising: step S1, crushing; step S2, grinding ore; step S3, dissolving; step S4, screening; step S5, removing iron; step S6, dewatering; step S1: pouring the ore into a crushing device, and crushing the ore to a certain size; step S2: pouring the crushed ore into a grinding device, and grinding the ore to a certain size; step S3: pouring the ground ore into a dissolving device, and uniformly stirring the ore powder and water; step S4: filtering the solution, and filtering potassium feldspar (K2O. Al2O 3. 6SiO2) which is slightly soluble in water; step S5: deironing the filtered potassium feldspar (K2O. Al2O 3. 6SiO2) by using a deironing device; step S6: baking the deironized potassium feldspar (K2O. Al2O 3. 6SiO2) into powder at high pressure and high temperature; through rubbing crusher, screening circulation bench screening structure and the intraductal circulation structure of L type circulating will smash certain size with the ore, make things convenient for the ore to grind, through grinding certain size with the ore, will be dissolved in the material filtration of water through the characteristic of potassium feldspar slightly soluble in water, adsorb the deironing structure in with the iron in the powder through the deironing structure to the corruption in the iron metal is to potassium feldspar production has been avoided.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
Example (b): the ore is poured into the pulverizer 1, the ore is pulverized by the pulverizer 1, the pulverized ore falls into the sieving circulating table 2, the sieving roller 18 on the driving end of the sieving driving machine 17 is driven to rotate by the operation of the sieving driving machine 17 in the sieving structure in the sieving circulating table 2, the rotating sieving roller 18 drives the sieving gear 19 thereon to rotate, the rotating sieving gear 19 drives the sieving chain 20 thereon to rotate, other sieving gears 19 are driven to rotate by the sieving chain 20, the sieving rollers 18 thereon are driven by the sieving gears 19, the pulverized ore smaller than the sieving holes with certain size falls into the sieving roller 18 through the sieving holes on the sieving roller 18, meanwhile, the pulverized ore in the sieving roller 18 falls onto the sieving collecting plate 22, the ore smaller than certain size is guided into the ball milling box 4 by the sieving collecting plate 22, ore larger than the screening holes on the screening roller 18 is transported to a circulating collection plate 21 through the rotation of the screening roller 18, the ore is drained into an L-shaped circulating pipe 3 through the circulating collection plate 21, a circulating driving machine 23 on the L-shaped circulating pipe 3 operates, a circulating shaft 24 on a driving end is driven to rotate through the circulating driving machine 23 to drive a circulating blade 25 on the circulating shaft 24, the ore is transported into a pulverizer 1 again through the circulating blade 25 to be crushed again, the ore with a certain size is ground through a ball grinding box 4 so as to achieve the purpose of grinding the ore to a certain size, the ground ore is drained into a dissolving box 5, potassium feldspar slightly soluble in water (K2O. Al2O 3. SiO2) operates through a stirring driving machine 26, a stirring driving gear 27 on the stirring driving machine 26 rotates, and a stirring transmission gear 28 meshed with a gear is driven to rotate through the stirring driving gear 27, the stirring shafts 29 on the stirring shafts are driven to rotate by the two pairs of stirring transmission gears 28, the stirring shafts 29 respectively drive the stirring blades 30 on the stirring shafts to rotate, the mineral powder in the dissolving tank 5 is quickly dissolved with water by the stirring blades 30, the dissolved solution is drained into the centrifugal screening round tank 6, the centrifugal screening round tank 6 is operated by the screening driving machine 33 in the centrifugal screening structure in the centrifugal groove 40, the driving wheel 34 on the driving end is driven to rotate by the screening driving machine 33, the transmission belt 39 on the driving wheel 34 is driven to rotate by the driving wheel 39, the transmission wheel 35 on the transmission wheel is driven to rotate by the transmission wheel 35, the pair of balance weight wheels 37 on the transmission wheel 36 and the two pairs of umbrella-shaped balancing weights 38 on the balance weight wheels 37 are driven to rotate by the transmission shaft 36, and because the pair of umbrella-shaped balancing weights 38 on the balance weight wheels, so that the center of gravity is not at the center of the transmission shaft 36, the transmission shaft 36 is shaken when rotating, mixed liquid in the centrifugal screening round box 6 is centrifugally separated, ore which is not filtered is centrifugally rotated and vibrated and separated, powder after shunt centrifugal separation is centrifugally thrown onto the transportation belt 9 on the iron removing table 7, the transportation driving machine 11 is rotated through the iron removing, the transportation driving machine 11 drives the transportation rollers 10 on the transportation driving machine to rotate, the transportation belt 9 on the transportation driving machine is driven to rotate through the rotated transportation roller 10, the transportation rollers 10 on the transportation belt 9 are driven to rotate through the rotated transportation belt 9, the crushed ore is transported to the bottom end of the iron removing round plate 12 through the rotated transportation belt 9, the iron removing round plate 12 on the driving end is driven to rotate through the rotation of the iron removing rotation driving machine 15, and iron in the ore powder on the transportation belt 9 is adsorbed onto the electromagnet 13 through the electromagnet 13 on the iron, the position of the electromagnet 13 is positioned through the plurality of infrared positioning instruments 41, when the electromagnet 13 is positioned above the scrap iron recovery box 16, the iron powder on the electromagnet 13 falls into the scrap iron recovery box 16 by disconnecting the electricity of the electromagnet 13, and the powder after iron removal is dried through the drying box 8.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (10)
1. The preparation method of the potassium feldspar powder comprises the following operation steps: step S1, crushing; step S2, grinding ore; step S3, dissolving; step S4, screening; step S5, removing iron; step S6, dewatering;
step S1: pouring the ore into a crushing device, and crushing the ore to a certain size;
step S2: pouring the crushed ore into a grinding device, and grinding the ore to a certain size;
step S3: pouring the ground ore into a dissolving device, and uniformly stirring the ore powder and water;
step S4: filtering the solution, and filtering potassium feldspar (K2O. Al2O 3. 6SiO2) which is slightly soluble in water;
step S5: deironing the filtered potassium feldspar (K2O. Al2O 3. 6SiO2) by using a deironing device;
step S6: the potash feldspar (K2O. Al2O 3. 6SiO2) after iron removal is baked into powder at high pressure and high temperature.
2. The method for preparing potassium feldspar powder of claim 1, wherein the step S1 is performed to crush the ores to a certain size, and the ores larger than the certain size are crushed again by the sieving device and the circulating device.
3. The method for preparing potassium feldspar powder of claim 1, wherein the step S3 is performed by dissolving the water-soluble substance in the ground ore in water, and simultaneously dissolving a part of the substance on the potassium feldspar (K2O. Al2O 3. 6SiO2) and the like in water uniformly by stirring and shaking.
4. The method for preparing potassium feldspar powder of claim 1, wherein the step S5 is performed by absorbing iron powder in the filtered crushed ore onto an iron removal device.
5. The potassium feldspar powder preparation equipment comprises a pulverizer (1), a screening circulating table (2), an L-shaped circulating pipe (3), a ball grinding box (4), a dissolving box (5), a centrifugal screening circular box (6), a deironing table (7) and a drying box (8), and is characterized in that the pulverizer (1) is installed on the screening circulating table (2), the L-shaped circulating pipe (3) is installed on the screening circulating table (2), the other end of the L-shaped circulating pipe (3) is connected to the pulverizer (1), the ball grinding box (4) is connected to the screening circulating table (2), the dissolving box (5) is connected to the ball grinding box (4), the centrifugal screening circular box (6) is connected to the dissolving box (5), the deironing table (7) is connected to the centrifugal screening circular box (6), and the drying box (8) is installed on the deironing table (7), the screening circulating table (2) is provided with a screening structure, the L-shaped circulating pipe (3) is provided with a circulating structure, the dissolving tank (5) is provided with a stirring structure, the centrifugal screening round tank (6) is provided with a centrifugal screening structure, and the iron removing table (7) is provided with an iron removing structure;
the deironing structure includes: the device comprises a conveying belt (9), a plurality of conveying rollers (10) with the same structure, an iron removal conveying driving machine (11), an iron removal circular plate (12), a plurality of electromagnets (13) with the same structure, an iron removal rotating bracket (14), an iron removal rotating driving machine (15) and a scrap iron recycling box (16);
a plurality of transport cylinder (10) pass through bearing activity cartridge on removing iron platform (7), transportation belt (9) suit is in a plurality of on transport cylinder (10), deironing transportation driving machine (11) are installed on removing iron platform (7), just deironing transportation driving machine (11) drive end is connected on transport cylinder (10), deironing runing rest (14) are installed on removing iron platform (7), deironing runing driving machine (15) are installed on deironing runing rest (14), deironing plectane (12) are installed on deironing runing driving machine (15) drive end, a plurality of the even installation of electro-magnet (13) is on deironing plectane (12), scrap iron collection box (16) are installed on deironing runing rest (14), be provided with the slider that a plurality of structure is the same on deironing plectane (12), be provided with the circular arc on deironing runing rest (14), the sliding blocks are movably inserted into the arc slideway.
6. The apparatus for preparing potassium feldspar powder according to claim 5, wherein the screening structure comprises: the screening machine comprises a screening driving machine (17), a plurality of screening drums (18) with the same structure, a plurality of screening gears (19) with the same structure, a screening chain (20), a circulating collecting plate (21) and a screening collecting plate (22);
the screening circulating table is characterized in that a plurality of screening grooves (42) with the same structure are formed in the screening circulating table (2), the screening rollers (18) are movably inserted into the screening grooves (42) through bearings respectively, a plurality of screening holes with the same structure are formed in the screening rollers (18), a plurality of screening gears (19) are installed on the screening rollers (18), screening drivers (17) are installed on the screening circulating table (2), the driving ends of the screening drivers (17) are connected onto the screening rollers (18), screening collecting plates (22) are installed on the screening circulating table (2), the screening collecting plates (22) are located at the bottoms of the screening grooves (42), the screening collecting plates (22) are connected onto the dissolving tank (5), and circulating collecting plates (21) are installed on the side wall of the screening circulating table (2), and the circulation collecting plate (21) is connected to the L-shaped circulation pipe (3).
7. The apparatus for preparing potassium feldspar powder according to claim 5, wherein the recycling structure comprises: a circulation driving machine (23), a circulation shaft (24), and a circulation vane (25);
the circulating driving machine (23) is installed on the L-shaped circulating pipe (3), the circulating shaft (24) is movably inserted on the L-shaped circulating pipe (3) through a bearing, the circulating shaft (24) is connected to the driving end of the circulating driving machine (23), and the circulating blade (25) is installed on the circulating shaft (24).
8. The apparatus for preparing potassium feldspar powder according to claim 5, wherein the stirring structure comprises: the stirring device comprises a stirring driving machine (26), a stirring driving gear (27), two pairs of stirring transmission gears (28) with the same structure, two pairs of stirring shafts (29) with the same structure, a plurality of stirring blades (30) with the same structure, a filter pipe (31) and an ultrasonic vibrator (32);
stirring driving machine (26) is installed on dissolving case (5), stirring drive gear (27) are installed on stirring driving machine (26) drive end, two couples of (mixing) shaft (29) two liang of parallels pass through bearing activity cartridge on dissolving case (5), two couples stirring drive gear (28) are installed respectively in two couples on (mixing) shaft (29), and two couples stirring drive gear (28) and stirring drive gear (27) gear engagement, install in dissolving case (5) filter tube (31), be provided with the filter-tank on filter tube (31), be provided with the filter screen on the filter-tank, a plurality of stirring leaf (30) are installed respectively in two couples on (mixing) shaft (29), ultrasonic vibrator (32) are installed on dissolving case (5) outside.
9. The apparatus for preparing potassium feldspar powder according to claim 5, wherein the centrifugal sieving structure comprises: the screening and driving device comprises a screening driving machine (33), a driving wheel (34), a driving wheel (35), a transmission shaft (36), a pair of balance weight wheels (37) with the same structure, two pairs of umbrella-shaped balancing weights (38) with the same structure and a transmission belt (39);
centrifugal groove (40) have been seted up to centrifugal screening circle case (6) bottom, screening driver (33) are installed on centrifugal groove (40) inside wall, transmission shaft (36) pass through bearing activity cartridge in both ends center department about centrifugal groove (40), action wheel (34) are installed on screening driver (17) drive end, drive wheel (35) are installed on transmission shaft (36), transmission belt (39) suit is on action wheel (34) and drive wheel (35), and is a pair of counter weight wheel (37) are installed on transmission shaft (36), and are a pair of counter weight wheel (37) are located drive wheel (35) both sides respectively, and two pairs umbrella-shaped balancing weight (38) are installed respectively in a pair on counter weight wheel (37).
10. The apparatus for preparing potassium feldspar powder according to claim 5, wherein a plurality of infrared positioning instruments (41) with the same structure are arranged on the circular plate (12) for removing iron.
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