CN110237921B - High-quality bentonite processing method - Google Patents
High-quality bentonite processing method Download PDFInfo
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- CN110237921B CN110237921B CN201910569928.4A CN201910569928A CN110237921B CN 110237921 B CN110237921 B CN 110237921B CN 201910569928 A CN201910569928 A CN 201910569928A CN 110237921 B CN110237921 B CN 110237921B
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- bentonite
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- fixedly arranged
- separation
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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
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/04—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams
- B30B9/06—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams co-operating with permeable casings or strainers
- B30B9/062—Extrusion presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/12—Cleaning devices comprising scrapers
- B65G45/14—Moving scrapers
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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
- C01B33/36—Silicates having base-exchange properties but not having molecular sieve properties
- C01B33/38—Layered base-exchange silicates, e.g. clays, micas or alkali metal silicates of kenyaite or magadiite type
- C01B33/40—Clays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Abstract
The invention discloses a processing method of high-quality bentonite, which comprises the following steps of: drying the bentonite to be processed by using an oven; crushing: feeding the dried large bentonite blocks into a jaw crusher and a reaction crusher for crushing through a vibrating feeder; screening: screening the crushed bentonite by bentonite screening equipment, and screening sand and stone in the bentonite; grinding: the screened bentonite is sent into the grinding mill to be ground into powder, the method is simple to implement, and small soil blocks separated along with sand can be separated from the sand, so that the small bentonite can be utilized, the waste of the bentonite is avoided, and the economic loss is reduced.
Description
Technical Field
The invention belongs to the field of bentonite processing, and particularly relates to a high-quality bentonite processing method.
Background
The bentonite has good physical and chemical properties, can be used as a purification decolorant, a binder, a thixotropic agent, a suspending agent, a stabilizer, a filling material, a feed, a catalyst and the like, and is widely applied to the fields of agriculture, light industry, cosmetics, medicines and the like.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a high-quality bentonite processing method which can separate the separated bentonite and sand again so as to sieve out small blocks of bentonite for utilization.
In order to achieve the purpose, the invention adopts the following technical scheme: a processing method of high-quality bentonite comprises the following steps:
a. drying: drying the bentonite to be processed by using an oven;
b. crushing: feeding the dried large bentonite blocks into a jaw crusher and a reaction crusher for crushing through a vibrating feeder;
c. screening: screening the crushed bentonite by bentonite screening equipment, and screening sand and stone in the bentonite;
d. grinding: sending the screened bentonite into a grinding machine to be ground into powder;
the bentonite screening equipment in the step c comprises a machine shell, a machine shell space arranged in the machine shell, a filter barrel communicated with the upper end wall of the machine shell space, a filter space arranged in the filter barrel, a first filter screen fixedly arranged on the inner wall of the filter space, a vibrator arranged in the machine shell and connected with the first filter screen, a first fixing plate, a second fixing plate, a stirring device arranged on the second fixing plate, a four-support rod, a water tank arranged on the right side of the machine shell, a water tank space arranged in the water tank, a water inlet arranged on the upper end wall of the water tank space, an electric control door hinged on the left side of the water inlet, a separation shell fixedly arranged on the upper surface of the water tank, a separation space arranged in the separation shell and provided with a forward opening, a communication port communicated with the water inlet and arranged on the lower end wall of the separation space, a water delivery pipe communicated between the separation space and, The transmission device is arranged in the separation space, and the extrusion device is arranged in the separation space; the stirring device comprises a first driving piece fixedly arranged on the left end face of the second fixed plate, a stirring shaft fixedly arranged at the output end of the first driving piece, a plurality of stirring rods fixedly arranged on the outer surface of the stirring shaft, a rubber block fixedly arranged on the inner wall of the space of the shell, and a second filter screen fixedly arranged on the rubber block;
utilize the step that the grit in the bentonite screening installation got rid of as follows, place the bentonite in the filter vat, the vibrator starts, shake off the grit on the first filter screen and the bentonite of fritter to the casing space in, agitating unit starts, inhale the casing space with the water in the water tank space, mix bentonite and water and stir, the water that thoughtlessly has bentonite can get into the separation space, extrusion device starts, the bentonite that will get into in the separation space extrudees the dehydration, automatically controlled door is opened and is let water get into the water tank space, transmission starts, the bentonite after will dehydrating is seen off from the separation space.
And the crushing operation is to send the massive bentonite into a jaw crusher for coarse crushing through a vibrating feeder, and send the coarsely crushed material into an impact crusher for secondary crushing.
And the drying step is to place the collected bentonite into a drying oven, and to keep stand for 4-5h for drying.
The drying temperature is set as follows.
The stirring device also comprises a roller component arranged at one end of the stirring rod far away from the rotation center, a first belt wheel fixedly arranged on the output end of the first driving piece, a water pump fixedly arranged on the right end surface of the casing space, a rotating shaft rotatably arranged at the right end of the water pump, a second belt wheel fixedly arranged on the outer surface of the rotating shaft, a belt in transmission connection between the first belt wheel and the second belt wheel, a water outlet pipe arranged in the casing space and communicated with the left end of the water pump, and a water inlet pipe communicated between the lower end of the water pump and the left end wall of the water tank space, wherein the left end of the stirring shaft is rotatably connected with the left end wall of the casing space;
utilize agitating unit with grit from the small clod filterable step as follows, first driving piece starts, drives the puddler rotation, and first driving piece drives first band pulley rotation simultaneously, and first band pulley drives the second band pulley rotation, and the rotatory start water pump of second band pulley to can spray water when stirring small clod and grit in the casing space.
The extruding device comprises two first cylinders fixedly arranged on the left side of the upper surface of the water tank, two second cylinders fixedly arranged on the right side of the upper surface of the water tank, four bearing blocks fixedly arranged at the upper ends of the two first cylinders and the two second cylinders respectively, four connecting shafts fixedly arranged at one end faces of the four bearing blocks respectively, an extruding plate fixedly arranged on the four connecting shafts (32), a rolling shaft rotatably arranged between the left end wall and the right end wall of the separation space, a plurality of stirring shafts fixedly arranged on the outer surface of the rolling shaft, and a driver fixedly arranged on the left end face of the separation shell and connected with the left end of the rolling shaft;
utilize extrusion device to carry out the step of separating with water and bentonite as follows, the water that will thoughtlessly have bentonite passes through the inlet tube and transports into the separation space, and most water passes through the sieve mesh and gets into the conveyer belt below, and two first cylinders and two second cylinders start, drive the stripper plate downstream, and the hot plate starts simultaneously to can heat the bentonite when carrying out the extrusion to the bentonite.
In summary, the following steps: the method is simple to implement, and can separate the small soil blocks separated together with the sand from the sand, so that the small bentonite can be utilized, the waste of the bentonite is avoided, and the economic loss is reduced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a first top view of the present invention;
FIG. 3 is a second top view of the present invention;
FIG. 4 is a cross-sectional perspective view taken at A-A of FIG. 3;
FIG. 5 is a partial enlarged view of FIG. 4 at B;
FIG. 6 is a cross-sectional perspective view at C-C of FIG. 3;
FIG. 7 is an enlarged view of a portion of FIG. 6 at D;
FIG. 8 is an enlarged view of a portion E of FIG. 6;
FIG. 9 is an enlarged view of a portion of FIG. 8 at F;
FIG. 10 is an enlarged view of a portion of FIG. 8 at G;
FIG. 11 is a perspective view taken in section at H-H of FIG. 2;
FIG. 12 is a cross-sectional perspective view taken at I-I of FIG. 3;
fig. 13 is a sectional view taken at I-I in fig. 3.
Detailed Description
In order to achieve the purpose, the invention adopts the following technical scheme: a processing method of high-quality bentonite comprises the following steps:
a. drying: drying the bentonite to be processed by using an oven;
b. crushing: feeding the dried large bentonite blocks into a jaw crusher and a reaction crusher for crushing through a vibrating feeder;
c. screening: screening the crushed bentonite by bentonite screening equipment, and screening sand and stone in the bentonite;
d. grinding: sending the screened bentonite into a grinding machine to be ground into powder;
and the crushing operation is to send the massive bentonite into a jaw crusher for coarse crushing through a vibrating feeder, and send the coarsely crushed material into an impact crusher for secondary crushing.
And the drying step is to place the collected bentonite into a drying oven, and to keep stand for 4-5h for drying.
The drying temperature is 100 ℃.
As shown in fig. 1-13, the sand removing apparatus in step c includes a housing 1, a housing space disposed in the housing 1, a filter vat 2 communicated with an upper end wall of the housing space, a filter space disposed in the filter vat 2, a first filter screen fixedly disposed on an inner wall of the filter space, a vibrator 3 disposed in the housing 1 and connected to the first filter screen, a first fixing plate 4 fixedly disposed on a right end wall of the housing space, a second fixing plate 5 fixedly disposed on an upper surface of the first fixing plate 4, a stirring device disposed on the second fixing plate 5, four support rods 27 fixedly disposed at four corners of a lower surface of the housing 1, a water tank 228 disposed on a right side of the housing 1, a water tank space disposed in the water tank 228, a water inlet disposed on an upper end wall of the water tank space, an electrically controlled door 29 hinged to a left side of the water inlet, a separation housing 30 fixedly disposed on an upper surface of the water tank 228, a filter unit disposed on a right, The separation device comprises a separation space which is arranged in a separation shell 30 and has a forward opening, a communication port which is arranged on the lower end wall of the separation space and is communicated with a water inlet, a water conveying pipe 31 which is communicated between the separation space and a shell space, a transmission device arranged in the separation space, and an extrusion device arranged in the separation space, wherein a connecting rod 28 is fixedly arranged between every two supporting rods 27.
The stirring device comprises a first driving part 6, a stirring shaft 7, a plurality of stirring rods 8, a rubber block 9, a second filter screen 10, a roller component, a first belt wheel 11, a water pump 12, a rotating shaft 301, a second belt wheel 302, a belt 303, a water outlet pipe and a water inlet pipe 13 which are fixedly arranged on the left end surface of a second fixed plate 5, wherein the left end of the stirring shaft 7 is rotatably connected with the left end wall of the casing space, the stirring shaft 7 is fixedly arranged at the output end of the first driving part 6, the stirring rods 8 are fixedly arranged on the outer surface of the stirring shaft 7, the rubber block 9 is fixedly arranged on the inner wall of the casing space, the second filter screen 10 is fixedly arranged on the rubber block 9, the roller component is arranged at one end of the stirring rod 8 far away from the rotation center, the first belt wheel 11 is fixedly arranged on the output end of the first driving part 6, and the water pump 12 is, the rotating shaft 301 is rotatably arranged at the right end of the water pump 12, the second belt wheel 302 is fixedly arranged on the outer surface of the rotating shaft 301, the belt 303 is in transmission connection between the first belt wheel 11 and the second belt wheel 302, and the water outlet pipe is communicated between the lower end of the water pump 12 and the left end wall of the water tank space; the step of filtering the sand and stone from the small soil blocks by using the stirring device is as follows, the first driving part 6 is started to drive the stirring rod 8 to rotate, meanwhile, the first driving part 6 drives the first belt pulley 11 to rotate, the first belt pulley 11 drives the second belt pulley 302 to rotate, the second belt pulley 302 rotates to start the water pump 12, so that the water can be sprayed while the small soil blocks and the sand and stone in the space of the machine shell are stirred, the mixing speed of the small soil blocks and the water can be accelerated, the stirring rod rotates to drive the second filter screen to move downwards and then reset upwards under the action of the rubber blocks, the second filter screen shakes, the sand and stone attached to the second filter screen can shake towards the left, the second filter screen is prevented from being blocked, the water mixed with the small soil blocks is difficult to pass through, and the separation speed of the small soil blocks and the sand and stone can be improved; can water while stirring through the setting of first band pulley and second band pulley to can make the stirring of little clod more abundant thoroughly, thereby avoid having partial little clod not to mix and can't cause the waste with the grit separation with water.
The roller components comprise two supporting plates 16 and two mud scraping components which are respectively arranged on the left side and the right side of the end face of one end, far away from the rotation center, of the stirring rod 8, and the two mud scraping components are respectively arranged on the two supporting plates 16.
The mud scraping piece comprises a rectangular groove, an arc groove, a push rod 17, a semicircular ring block 18, a first mud scraping shell 19, a first mud scraping groove, a first mud scraping plate 20, a first spring, a second mud scraping shell 22, a second mud scraping groove, a second mud scraping plate 23 and a second spring which are arranged on a left supporting plate 16, the push rod 17 is fixedly arranged on the upper end wall of the rectangular groove, the semicircular ring block 18 is fixedly arranged at the end part of the push rod 17, the first mud scraping shell 19 is fixedly arranged at one end of the semicircular ring block 18, the first mud scraping groove is arranged in the first mud scraping shell 19, the first mud scraping plate 20 is movably arranged in the first mud scraping groove, the first spring is fixedly arranged between the bottom of the first mud scraping groove and the first mud scraping plate 20, the second mud scraping shell 22 is fixedly arranged on the lower end wall of the rectangular groove, the second mud scraping groove is arranged in the second mud scraping shell 22, the second mud scraping plate 23 is movably arranged in the second mud scraping groove, and the second spring is fixedly arranged between the second mud scraping plate 23 and the bottom of the second mud scraping groove.
A roller 25 is rotatably arranged between the semicircular ring blocks 18 and the arc grooves on the two mud scraping pieces, a roller 26 is fixedly arranged on the outer surface of the roller 25, and a bearing is respectively sleeved on the left side and the right side of the outer surface of the roller 25; the arrangement of the rectangular groove, the semicircular arc block and the arc groove can increase the space of bentonite passing through the bearing, so that the bentonite can circulate in the bearing, and the phenomenon that the bearing is clamped due to the accumulation of the bentonite caused by the excessively small space of the bearing is avoided; the lower surface of the first mud scraper and the upper surface of the second mud scraper are inclined planes, so that bentonite attached to the outer surface of the bearing can be scraped by the first mud scraper and the second mud scraper when the bearing rotates, and the bearing is prevented from being locked due to accumulation of soil on the outer surface of the bearing and being incapable of rotating; the first mud scraper and the second mud scraper can be always abutted against the bearing through the arrangement of the first spring and the second spring, so that the bentonite on the outer surface of the bearing can be fully scraped.
The extruding device comprises two first air cylinders, two second air cylinders, four bearing blocks, four connecting shafts 32, an extruding plate 33, a roller 300, a plurality of stirring shafts 308 and a driver, wherein the two first air cylinders, the two second air cylinders, the four bearing blocks, the four connecting shafts 32, the extruding plate 300, the plurality of stirring shafts 308 and the driver are fixedly arranged on the left side of the upper surface of the water tank 228; the step of utilizing extrusion device to separate water and bentonite is as follows, the water that will mix bentonite transports into the separation space through inlet tube 13, most water passes through the sieve mesh and gets into the conveyer belt below, the driver starts to drive stirring axle 308 and rotates, thereby stir the water that mixes bentonite, make water and bentonite separate more fast, two first cylinders and two second cylinders start simultaneously, reduce some when water, just drive stripper plate 33 and move a section distance downwards, thereby can reduce the distance between stripper plate 33 and the conveyer belt along with stripper plate 33's decline, thereby can increase the atmospheric pressure between stripper plate 33 and the conveyer belt, thereby can utilize atmospheric pressure to extrude the water that mixes bentonite, thereby be favorable to water to discharging in the sieve mesh on the conveyer belt, thereby make water and bentonite separate more fast.
The conveying device comprises two mounting grooves arranged on the left end wall and the right end wall of the separation space, two rolling shafts, a conveying belt 36, a plurality of sieve holes, two first rubber strips 36, a second rubber strip 37, a second driving piece and a wall scraping component, the two rolling shafts are rotationally arranged at the front side and the rear side of the two mounting grooves, the conveyor belt 36 is in transmission connection between the two rolling shafts, the plurality of sieve holes are arranged on the outer surface of the conveyor belt 36, the two first rubber strips 36 are respectively and fixedly arranged on the upper end walls of the two mounting grooves, the second rubber strip 37 is fixedly arranged on the rear end wall of the separation space, the second driving piece is fixedly arranged on the left end surface of the separation shell 30 and is connected with the front rolling shaft, the wall scraping component is arranged at the lower side of the conveyor belt 36, the left end wall and the right end wall of the separation space are respectively provided with two four-stroke grooves for the up-and-down movement of four connecting shafts 32, the outer surfaces of the four connecting shafts 32 are provided with a stroke block 39 attached to the stroke groove.
The wall scraping assembly comprises a rotating shaft 40 rotatably arranged on the left end wall of the separation space, a plurality of scraping plates 41, a third driving element, an air ventilation space, a plurality of inclined holes and an air pump 42, wherein the scraping plates 41 are fixedly arranged on the outer surface of the rotating shaft 40, the third driving element is fixedly arranged on the left end surface of the separation shell 30 and is connected with the rotating shaft 40, the air ventilation space is arranged in the rotating shaft 40, the inclined holes are arranged on the outer surface of the rotating shaft 40, the air pump 42 is fixedly arranged on the right end surface of the separation shell and is communicated with the air ventilation space, and the right end of the rotating shaft 40 is rotatably connected with the right end wall of the separation space; the second driving piece is started to drive the front rolling shaft to rotate, so that the conveyor belt 36 is driven to move forwards, and the dried bentonite can be poured out of the equipment; the bentonite remained on the upper surface of the conveyor belt 36 can be scraped by the wall scraping component, so that the waste of the bentonite is avoided; the third driving member rotates the rotating shaft 40, the plurality of scrapers 41 rotate, the rotating speed of the third driving member is three times larger than that of the second driving member, thereby enabling the plurality of scrapers 41 to be rapidly rotated, thereby enabling the surface of the conveyor belt 36 to be sufficiently scraped, so that the bentonite on the conveyor belt 36 is scraped more fully, the air pump 42 is driven to start, and the air can be blown to the scraper 41 through the inclined holes, thereby blowing off the bentonite remained on the scraper 41, blowing off the bentonite remained on the surface of the conveyor belt when the wind generated after the air pump is started is blown to the surface of the conveyor belt through a plurality of inclined holes, therefore, the bentonite on the conveyor belt 36 can be removed more fully and thoroughly, and the bentonite is prevented from being accumulated on the scraper 41, so that the scraper 41 cannot be contacted with the bentonite on the surface of the conveyor belt and cannot clean the bentonite on the surface of the conveyor belt; the air pump 42 can be arranged to keep the air pump started when water and bentonite are separated, so that the influence on the subsequent normal equipment operation in the inclined hole of water can be avoided; the setting through first block rubber, second block rubber, third block rubber can avoid thoughtlessly having the water of bentonite to flow out from the clearance between conveyer belt and the separation space inner wall and not pass through the sieve mesh to the waste of bentonite has been avoided.
The front end wall of the separation space is hinged with a discharge door 43, a positioning plate is fixedly arranged on the rear end face of the discharge door 43, a third rubber strip 44 is fixedly arranged on the lower surface of the positioning plate, the lower surface of the third rubber strip 44 is adjacent to the upper surface of the conveyor belt 36 when the discharge door is closed, and four sealing strips are fixedly arranged on four sides of the discharge door.
The sealing strip is made of rubber.
The first driving member 6, the second driving member and the third driving member are not only motors, but also can be driving devices for driving the stirring shaft 7, the front rolling shaft and the rotating shaft 40 to rotate, and can also be driven manually.
The first filter screen can make the bentonite that mixes in aqueous pass through, can not make the grit pass through, needs the customization of mill.
The second filter screen can only allow water to pass through, and cannot allow bentonite mixed in the water to pass through, and needs factory customization.
The working principle is as follows: utilize the step that the grit in the bentonite screening installation got rid of as follows, place bentonite in filter vat 2, vibrator 3 starts, shake off the grit on the first filter screen and the bentonite of fritter to the casing space in, agitating unit starts, inhale the casing space with the water in the water tank space, mix bentonite and water and stir, the water that thoughtlessly has bentonite can get into the separation space, extrusion device starts, the bentonite that will get into in the separation space extrudees the dehydration, automatically controlled door 29 is opened and is let water get into the water tank space, transmission starts, the bentonite after will dehydrating is seen off from the separation space.
Claims (6)
1. A high-quality bentonite processing method is characterized by comprising the following steps:
a. drying: drying the bentonite to be processed by using an oven;
b. crushing: feeding the dried large bentonite blocks into a jaw crusher and a reaction crusher for crushing through a vibrating feeder;
c. screening: screening the crushed bentonite by bentonite screening equipment, and screening sand and stone in the bentonite;
d. grinding: sending the screened bentonite into a grinding machine to be ground into powder;
the bentonite screening equipment in the step c comprises a machine shell (1), a machine shell space arranged in the machine shell (1), a filter barrel (2) communicated with the upper end wall of the machine shell space, a filter space arranged in the filter barrel (2), a first filter screen fixedly arranged on the inner wall of the filter space, a vibrator (3) arranged in the machine shell (1) and connected with the first filter screen, a first fixing plate (4), a second fixing plate (5), a stirring device arranged on the second fixing plate (5), a four-strut (27), a water tank (228) arranged on the right side of the machine shell (1), a water tank space arranged in the water tank (228), a water inlet arranged on the upper end wall of the water tank space, an electric control door (29) hinged on the left side of the water inlet, a separation shell (30) fixedly arranged on the upper surface of the water tank (228), and a separation space arranged in the separation shell (30) and opened forwards, A communication port which is arranged on the lower end wall of the separation space and is communicated with the water inlet, a water conveying pipe (31) which is communicated between the separation space and the shell space, a transmission device which is arranged in the separation space, and an extrusion device which is arranged in the separation space; the stirring device comprises a first driving piece (6) fixedly arranged on the left end face of the second fixed plate (5), a stirring shaft (7) fixedly arranged at the output end of the first driving piece (6), a plurality of stirring rods (8) fixedly arranged on the outer surface of the stirring shaft (7), a rubber block (9) fixedly arranged on the inner wall of the space of the shell, and a second filter screen (10) fixedly arranged on the rubber block (9);
utilize the step that the grit in the bentonite screening installation got rid of as follows, place bentonite in filter vat (2), vibrator (3) start, shake off the grit on the first filter screen and the bentonite of fritter in to the casing space, agitating unit starts, inhale the casing space with the water in the water tank space, mix bentonite and water and stir, the water that thoughtlessly has bentonite can get into the separation space, extrusion device starts, the bentonite that will get into in the separation space extrudees the dehydration, automatically controlled door (29) are opened and are let water get into the water tank space, transmission starts, the bentonite after will dehydrating is seen off from the separation space.
2. A high quality bentonite processing method according to claim 1, characterized in that: and the crushing operation is to send the massive bentonite into a jaw crusher for coarse crushing through a vibrating feeder, and send the coarsely crushed material into an impact crusher for secondary crushing.
3. A high quality bentonite processing method according to claim 1, characterized in that: and the drying step is to place the collected bentonite into a drying oven, and to keep stand for 4-5h for drying.
4. A high quality bentonite processing method according to claim 1, characterized in that: the drying temperature is 100 ℃.
5. A high quality bentonite processing method according to claim 1, characterized in that: the stirring device further comprises a roller assembly arranged at one end of the stirring rod (8) far away from the rotation center, a first belt wheel (11) fixedly arranged at the output end of the first driving piece (6), a water pump (12) fixedly arranged on the right end face of the space of the machine shell, a rotating shaft (301) rotatably arranged at the right end of the water pump (12), a second belt wheel (302) fixedly arranged on the outer surface of the rotating shaft (301), a belt (303) in transmission connection between the first belt wheel (11) and the second belt wheel (302), a water outlet pipe arranged in the space of the machine shell and communicated with the left end of the water pump (12), and a water inlet pipe (13) communicated between the lower end of the water pump (12) and the left end wall of the space of the water tank, wherein the left end of the stirring shaft (7) is rotatably connected;
utilize agitating unit to filter the step as follows with grit from the loam cake, first driving piece (6) start, drive puddler (8) rotatory, and first driving piece (6) drive first band pulley (11) rotatory simultaneously, and first band pulley (11) drive second band pulley (302) rotatory, and second band pulley (302) rotation start water pump (12) to can spray water when stirring to the loam cake in the casing space and grit.
6. A high quality bentonite processing method according to claim 1, characterized in that: the extruding device comprises two first cylinders fixedly arranged on the left side of the upper surface of a water tank (228), two second cylinders fixedly arranged on the right side of the upper surface of a water tank (20), four bearing blocks fixedly arranged at the upper ends of the two first cylinders and the two second cylinders respectively, four connecting shafts (32) fixedly arranged on one end faces of the four bearing blocks respectively, extruding plates (33) fixedly arranged on the four connecting shafts (32), rolling shafts (300) rotatably arranged between the left end wall and the right end wall of the separation space, a plurality of stirring shafts (308) fixedly arranged on the outer surfaces of the rolling shafts (300), and a driver fixedly arranged on the left end face of the separation shell (30) and connected with the left end of the rolling shafts (300); the step of separating water and bentonite by means of an extrusion device is that water mixed with bentonite is conveyed into a separation space through a water inlet pipe (13), most of the water enters the lower part of a conveyor belt through a sieve hole, a driver is started to drive a stirring shaft (308) to rotate, so that the water mixed with bentonite is stirred, the water and the bentonite are separated more quickly, and simultaneously two first air cylinders and two second air cylinders are started, and when the water is reduced by a little, an extrusion plate (33) is driven to move downwards for a distance.
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| CN112209394B (en) * | 2020-09-25 | 2022-05-10 | 宣恩家盛建材有限公司 | Bentonite preparation processing system |
| CN112845037B (en) * | 2020-12-19 | 2021-12-14 | 浙江广厦建设职业技术大学 | Building grit intelligence processing equipment |
| CN113560011A (en) * | 2021-06-17 | 2021-10-29 | 芜湖飞尚非金属材料有限公司 | Bentonite for high-water-absorption metallurgical pellets and preparation method thereof |
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| US20180186670A1 (en) * | 2015-02-03 | 2018-07-05 | Chelan, Inc. | Fluid treatment apparatus and processes |
| CN204731047U (en) * | 2015-07-20 | 2015-10-28 | 安吉县宇宏粘土化工有限公司 | A kind of bentonitic clay sampler and comprise the bentonitic clay storehouse of this bentonitic clay sampler |
| CN204974448U (en) * | 2015-07-29 | 2016-01-20 | 安吉县宇宏粘土化工有限公司 | Bentonite sieve of function is clear away in area |
| CN108405152B (en) * | 2018-03-20 | 2020-07-10 | 苏州中材非金属矿工业设计研究院有限公司 | Dry purification process of low-grade bentonite |
| CN208554543U (en) * | 2018-07-08 | 2019-03-01 | 潍坊昱达膨润土有限公司 | A kind of bentonite super fine powder device |
| CN109692499A (en) * | 2019-01-30 | 2019-04-30 | 沈阳人和机电工程设备有限公司 | A kind of tank extracted for effective ingredients in plant |
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