CN110369088B - Automatic bentonite processing method - Google Patents
Automatic bentonite processing method Download PDFInfo
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- CN110369088B CN110369088B CN201910516394.9A CN201910516394A CN110369088B CN 110369088 B CN110369088 B CN 110369088B CN 201910516394 A CN201910516394 A CN 201910516394A CN 110369088 B CN110369088 B CN 110369088B
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/13—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft and combined with sifting devices, e.g. for making powdered fuel
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/28—Shape or construction of beater elements
- B02C13/2804—Shape or construction of beater elements the beater elements being rigidly connected to the rotor
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/282—Shape or inner surface of mill-housings
- B02C13/284—Built-in screens
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/286—Feeding or discharge
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/30—Driving mechanisms
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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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
- B07B1/52—Cleaning with brushes or scrapers
- B07B1/522—Cleaning with brushes or scrapers with brushes
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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
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/286—Feeding or discharge
- B02C2013/28609—Discharge means
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- Chemical & Material Sciences (AREA)
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- Crushing And Pulverization Processes (AREA)
- Crushing And Grinding (AREA)
Abstract
The method discloses an automatic bentonite processing method, which comprises the following steps: a. mineral separation: selecting high-quality bentonite raw ore to be stored for later use; b. crushing: crushing the bentonite by bentonite crushing equipment; c. drying: thoroughly drying the crushed bentonite; d. grinding: conveying the materials meeting the requirement of the milled powder granularity into a milling machine for grinding; e. receiving: collecting the ground qualified finished product soil powder; through the setting of above-mentioned structure for above-mentioned bentonite can be through the cooperation of quartering hammer and broken section of thick bamboo, realizes the broken processing to the bentonite, and the effectual crushing effect to the bentonite of having strengthened, and can carry out a lot of breakage to the bentonite, avoid the omission of bold bentonite, strengthened the accuracy nature broken to the bentonite.
Description
Technical Field
The method belongs to the technical field of bentonite processing, and particularly relates to an automatic bentonite processing method.
Background
Bentonite ore is a versatile mineral product whose quality and field of application depend mainly on the montmorillonite content and the type of properties and its crystal chemistry among others.
The utility model discloses a breaker is used in organobentonite processing in the publication No. CN206810365U now, and the device has realized adjusting broken particle size, and the feeding ejection of compact is convenient, and structural strength is high, has very high practicality, has promoted this breaker is used in organobentonite processing's use functionality greatly, guarantees its result of use and result of use, is fit for extensively promoting.
However, when the device is used for crushing bentonite, part of massive bentonite stays on the first crushing surface and the second crushing surface and cannot enter between the first crushing tooth and the second crushing tooth, so that the bentonite is difficult to be efficiently crushed, and the crushing efficiency of the bentonite is reduced.
Method content
In order to overcome the defects of the prior art, the method provides an automatic bentonite processing method with high crushing efficiency and high precision.
In order to achieve the purpose, the method adopts the following technical scheme: an automatic bentonite processing method comprises the following steps: a. mineral separation: selecting high-quality bentonite raw ore to be stored for later use; b. crushing: crushing the bentonite by bentonite crushing equipment; c. drying: thoroughly drying the crushed bentonite; d. grinding: conveying the materials meeting the requirement of the milled powder granularity into a milling machine for grinding; e. receiving: collecting the ground qualified finished product soil powder;
the bentonite crushing equipment comprises a material receiving barrel, a crushing barrel for accommodating bentonite materials to be crushed, at least one crushing hammer for crushing the materials, a feed hopper for feeding the materials and a driving piece for driving the crushing hammer to rotate, wherein a first support frame and a second support frame for supporting the driving piece are respectively arranged on output shafts of the driving piece and the driving piece, at least one connecting column is respectively arranged between the first support frame and the material receiving barrel, a plurality of discharge holes for discharging crushed qualified material particles are formed in the side wall of the crushing barrel, and at least one arc-shaped cleaning plate for cleaning the discharge holes is arranged on the crushing barrel; after raw bentonite ore is selected, the raw bentonite ore is put into a feed hopper, materials enter a crushing barrel through the feed hopper, then a driving piece is started, the driving piece drives a crushing hammer to rotate, the rotation of the crushing hammer hammers the materials to crush the materials into a specified specification, the materials are crushed into a specified specification, the materials are discharged through a discharge hole in the crushing barrel, unqualified materials are left in the crushing barrel and are continuously crushed by the crushing hammer until the materials are crushed into qualified specification particles to be discharged, the crushing hammer drives an arc cleaning plate to move in the rotating process, and the arc cleaning plate cleans the discharge hole when moving; through the setting of above-mentioned structure for above-mentioned bentonite can be through the cooperation of quartering hammer and broken section of thick bamboo, realize the broken processing to the bentonite, the effectual crushing effect to the bentonite of having strengthened, and can carry out a lot of breakage to the bentonite, avoid the omission of bold bentonite, the broken accuracy nature of bentonite has been strengthened, and the setting of relief hole and arc cleaning plate, can avoid the jam of relief hole, and can promote the bentonite that stops in broken bobbin base portion, make the bentonite realize the effect of secondary crushing.
Selecting the bentonite in the step a according to indexes of the bentonite such as expansibility, lubricity, dispersibility, slurry yield, suspensibility, moisture content, cohesiveness and the like; through the arrangement of the method, the selection of the bentonite has standard performance, and the selection quality of the bentonite is ensured.
After the bentonite in the step c is crushed, natural sunlight is needed for airing, the moisture content in the bentonite is reduced to 20-30%, and drying processing can be carried out through dry materials under the weather condition without sunlight irradiation; through the arrangement of the method, the bentonite can be thoroughly and effectively dried, and the drying effect of the bentonite cannot be influenced due to the change of weather.
D, classifying the bentonite in the step d by a powder concentrator after grinding, feeding the bentonite powder meeting the fineness into a cyclone powder collector through a pipeline, separating and collecting, storing finished products, and performing powder processing on unqualified soil powder again; through the setting of above-mentioned mode for the bentonite can obtain thorough efficient powder repair, and the effectual crocus effect to the bentonite that has strengthened, and reduced the defective rate of soil powder, guaranteed good product quality.
The bentonite is required to be comprehensively detected after being ground, the montmorillonite content, the granularity, the heavy metal content, the existence of harmful substances, the water content and the like of the product are detected, and the qualified montmorillonite product is packaged and stored; through the setting of above-mentioned mode to detect the quality of bentonite, avoid the production of wastrel, improve the production quality of product.
The breaking hammer is fixedly connected with an output shaft of the driving part through a connecting rod, a first meshing tooth group is arranged on the outer wall of the breaking hammer, a first driving part matched with the first meshing tooth group and a first accommodating groove used for accommodating the first driving part to rotate are arranged on the arc-shaped cleaning plate, a brake rod used for braking the first driving part and a moving groove used for enabling the brake rod to move are arranged on the side wall of the first accommodating groove, and a first elastic part fixedly connected with the brake rod is arranged in the moving groove; after the driving piece is started, the driving piece drives the breaking hammer to rotate through the connecting rod, the first tooth group is gradually contacted with the first transmission piece when the breaking hammer rotates, the first elastic piece pushes the brake rod, so that the brake rod is clamped between the tooth parts of the first transmission piece, the first transmission piece cannot rotate under the action of the brake rod, and the breaking hammer drives the arc-shaped cleaning plate to move on the inner wall of the breaking barrel; through the setting of above-mentioned structure, make above-mentioned quartering hammer can pass through the drive of driving piece, realize the rotatory breakage to the bentonite, so that carry out effectual broken handle to the bentonite, and the cooperation setting of first tooth group and arc clearance board of nibbling, make the rotation of quartering hammer can drive the arc clearance board and remove, thereby can promote the partial bentonite in the broken section of thick bamboo, make it take place to turn, so that carry out the secondary crushing, strengthen the crushing effect to the bentonite, and the setting of brake lever, can carry out the braking of certain degree to first driving piece, make the quartering hammer can drive the arc clearance board and remove, and avoid influencing the rotation of first driving piece when needs.
When the arc cleaning plate moves to the end of the sliding groove and cannot move any more, the breaking hammer rotates, the first transmission piece is forcibly driven to rotate through the meshing of the first meshing tooth group and the first transmission piece, the brake rod is pushed by the rotation of the first transmission piece, the first elastic piece is pushed by the brake rod and contracts in the moving groove, and the first transmission piece can continue to rotate, so that the breaking hammer is separated from the first transmission piece, and the bentonite is continuously broken; through the setting of above-mentioned structure, make above-mentioned relief hole realize the effect of clearance through the removal of clearance piece, avoid the bentonite to the jam of relief hole, and the cooperation setting of sliding tray and supplementary movable block, make the arc clearance board can carry out stable removal, avoid the arc clearance board skew to take place when removing, can increase the injecing to the huxionghuhuhuhuhui clearance board simultaneously, avoid the arc clearance board to remove excessively and lead to the damage of second elastic component, and the setting of second elastic component, make the arc clearance board after the stop motion, can return the normal position automatically, in the realization reciprocal clearance relief hole, so that carry out next material promotion.
The method has the following advantages: this automatic change bentonite processing method is through the setting of above-mentioned structure for the bentonite can realize reliable broken handle through the quartering hammer, and the setting of relief hole, so that select qualified bentonite and arrange the material, increase the qualification rate of product, strengthen the crushing effect to the bentonite, improved the crushing efficiency to the bentonite, practicality very is stable and reliable.
Drawings
FIG. 1 is a perspective view of the method.
Fig. 2 is a first perspective sectional view of fig. 1.
Fig. 3 is an enlarged view of a structure at a in fig. 2.
Fig. 4 is an enlarged view of a structure at B in fig. 2.
Fig. 5 is an enlarged view of a structure at C in fig. 2.
Fig. 6 is an enlarged view of the structure at D in fig. 5.
Fig. 7 is a second perspective sectional view of fig. 1.
Fig. 8 is an enlarged view of a structure at E in fig. 7.
Detailed Description
The first embodiment is as follows:
an automatic bentonite processing method comprises the following steps: a. mineral separation: selecting high-quality bentonite raw ore to be stored for later use; b. crushing: crushing the bentonite by bentonite crushing equipment; c. drying: thoroughly drying the crushed bentonite; d. grinding: conveying the materials meeting the requirement of the milled powder granularity into a milling machine for grinding; e. receiving: collecting the ground qualified finished product soil powder; selecting the bentonite in the step a according to indexes of the bentonite such as expansibility, lubricity, dispersibility, slurry yield, suspensibility, moisture content, cohesiveness and the like; after the bentonite in the step c is crushed, natural sunlight is used for airing, the moisture content in the bentonite is reduced to 20%, and drying processing can be carried out through dry materials under the weather condition without sunlight irradiation; d, classifying the bentonite in the step d by a powder concentrator after grinding, feeding the bentonite powder meeting the fineness into a cyclone powder collector through a pipeline, separating and collecting, storing finished products, and performing powder processing on unqualified soil powder again; the bentonite is required to be comprehensively detected after being ground, the montmorillonite content, the granularity, the heavy metal content, the existence of harmful substances, the water content and the like of the product are detected, and the qualified montmorillonite product is packaged and stored.
As shown in fig. 1-8, the bentonite crushing apparatus includes a material receiving barrel 1, a crushing barrel 2 for receiving and crushing bentonite material, at least one crushing hammer 21 for crushing material, a material feeding hopper 3 for feeding material, and a driving member 22 for driving the crushing hammer 21 to rotate, wherein output shafts of the driving member 22 and the driving member 22 are respectively provided with a first supporting frame 23 and a second supporting frame 24 for supporting the driving member 22, at least one connecting column 11 is respectively arranged between the first supporting frame 23 and the second supporting frame 24 and the material receiving barrel 1, a plurality of material discharge holes 25 for discharging crushed qualified material particles are arranged on a side wall of the crushing barrel 2, and at least one arc-shaped cleaning plate 26 for cleaning the material discharge holes 25 is arranged on the crushing barrel 2; after selecting raw bentonite ore, putting the raw bentonite ore into a feed hopper 3, enabling the material to enter a crushing barrel 2 through the feed hopper 3, starting a driving part 22, driving the crushing hammer 21 to rotate by the driving part 22, hammering the material by the rotation of the crushing hammer 21 to enable the material to be crushed into a specified specification, discharging the material through a discharge hole 25 on the crushing barrel 2 after the material is crushed into a specified specification grid, leaving unqualified material in the crushing barrel 2 to be continuously crushed by the crushing hammer 21 until the material is crushed into qualified specification particles, driving an arc cleaning plate 26 to move by the crushing hammer 21 in the rotating process, and cleaning the discharge hole 25 by the arc cleaning plate 26 when the arc cleaning plate 26 moves; the driving part is arranged by adopting a motor, which is the prior art and is not described again; the bottom of above-mentioned broken section of thick bamboo is equipped with the fly leaf 297 that can overturn to the manual work is overturned the fly leaf, is changed and is cleared up the clearance piece, and the junction of above-mentioned fly leaf and broken section of thick bamboo is equipped with the torsional spring, so that automatic upset fly leaf, the automatic broken section of thick bamboo of closing.
The breaking hammer 21 is fixedly connected with an output shaft of the driving element 22 through a connecting rod 211, a first tooth group 212 is arranged on the outer wall of the breaking hammer 21, a first transmission element 261 matched with the first tooth group 212 and a first accommodating groove 262 for accommodating the first transmission element 261 to rotate are arranged on the arc-shaped cleaning plate 26, a brake rod 263 for braking the first transmission element 261 and a moving groove 264 for moving the brake rod 263 are arranged on the side wall of the first accommodating groove 262, and a first elastic element 265 fixedly connected with the brake rod 263 is arranged in the moving groove 264; after the driving element 22 is started, the driving element 22 drives the breaking hammer 21 to rotate through the connecting rod 211, the first set of teeth 212 gradually contacts with the first transmission element 261 when the breaking hammer 21 rotates, the first elastic element 265 pushes the brake rod 263, so that the brake rod 263 is clamped between the teeth of the first transmission element 261, the first transmission element 261 cannot rotate under the action of the brake rod 263, and the breaking hammer 21 drives the arc-shaped cleaning plate 26 to move on the inner wall of the crushing cylinder 2; the first transmission member is provided with a gear, which is the prior art and is not described herein any more, and the first elastic member is provided with a coil spring, which is the prior art and is not described herein any more.
When the arc cleaning plate 26 moves to the end of the sliding groove 27 and cannot move any more, the breaking hammer 21 rotates, the first transmission piece 261 is forcibly driven to rotate through the meshing of the first meshing tooth group 212 and the first transmission piece 261, the brake rod 263 is pushed by the rotation of the first transmission piece 261, the brake rod 263 pushes the first elastic piece 265, the first transmission piece 261 contracts in the moving groove 264, and the first transmission piece 261 can continue to rotate, so that the breaking hammer 21 is separated from the first transmission piece 261, and the bentonite is continuously broken; above-mentioned clearance piece adopts ordinary brush setting, for prior art, and this is no longer described here, and above-mentioned second elastic component adopts coil spring setting, for prior art, and this no longer describes here.
The top of the crushing barrel 2 is provided with a feeding hole 28, the bottom of the material receiving barrel 1 is provided with a discharging hole 12 for discharging the qualified crushed bentonite, the feeding hopper is arranged at the top of the material receiving barrel, a bearing block 29 capable of moving up and down is arranged at the feeding hole 28, a sealing plate 291 used for controlling the opening and closing of the feeding hole 28 is arranged on the bearing block 29, a second meshing tooth group 292 is arranged at the bottom of the sealing plate, a second transmission member 293 matched with the second meshing tooth group 292 is arranged on the bearing block 29, and a torsion spring is arranged on the middle shaft of the second transmission member 293; through the setting of above-mentioned structure, make the bentonite can accumulate on the feeder hopper, thereby can realize carrying the discontinuity of part bentonite through the removal of bearing piece, avoid piling up of a large amount of bentonite and aggravating the burden of quartering hammer, cause the damage of quartering hammer and driving piece, and the cooperation setting of second nibbling tooth group and second driving medium, so that control the removal of closing plate, thereby can the transportation of the control bentonite of stage nature, structure steadiness when guaranteeing the bentonite breakage.
The second transmission member is provided with a gear, which is not described in detail herein for the prior art, and when a large amount of bentonite is accumulated on the feeding hopper, the bearing block moves downwards under the influence of the gravity of the bentonite, the downward movement of the bearing block enables the second meshing set to be contacted with the second transmission member, when the breaking hammer passes through the second transmission member, through the meshing of the first meshing tooth group and the second transmission part, the breaking hammer drives the second transmission part to rotate, the second transmission part rotates to drive the closing plate to move through the second meshing tooth group, so that the feeding hole is opened, and partial bentonite falls down, after the breaking hammer leaves the second transmission piece, the second transmission piece rotates reversely under the action of the torsion spring to drive the closing plate to move reversely, therefore, the sealing of the sealing plate to the feeding hole is realized, and the sealing plate continuously carries out staged opening and closing along with the continuous rotation of the breaking hammer, so that the staged conveying of the bentonite is completed.
The receiving block 29 is provided with a second accommodating groove 294 for supporting the closing plate 291 to move and auxiliary sliding blocks 295 respectively arranged at two sides of the receiving block 29, a fixing groove 281 for the auxiliary sliding blocks 295 to move is arranged on the side wall of the feed port 28, and a third elastic member 296 fixedly connected with the auxiliary sliding blocks 295 is arranged on the fixing groove 281; through the cooperation setting of above-mentioned fixed slot and supplementary slider for above-mentioned accepting the piece has certain holding power and certain displacement range on the feed inlet, so that drive second driving medium and quartering hammer and contact, realize the stage nature of bentonite and carry, and the setting of third elastic component, make and accept the bentonite on the piece and reduce the back, accept the piece and can move up automatically, so that remind the staff to add the bentonite, very automation and simple and practical.
Above-mentioned third elastic component adopts coil spring to set up, for prior art, no longer describe herein, bentonite on accepting the piece reaches a certain amount after, accept the piece and receive the action of gravity and move down, the third elastic component is tensile, at this moment, the closing plate just can stretch out the feeder hopper, it is visible to the staff, when the closing plate goes out the flexible removal that lasts at the feeder hopper, the bentonite volume has enough this moment represented, need not to add, when the bentonite reduces to a certain amount, it receives the effect of third elastic component to move up of third elastic component to accept the piece, and second nibbling tooth group and second driving medium break away from this moment, the unable flexible removal of closing plate, the stop movement of the visible closing plate of staff, thereby the staff can add the bentonite, carry out lasting bentonite broken handle.
Example two:
an automatic bentonite processing method comprises the following steps: a. mineral separation: selecting high-quality bentonite raw ore to be stored for later use; b. crushing: crushing the bentonite by bentonite crushing equipment; c. drying: thoroughly drying the crushed bentonite; d. grinding: conveying the materials meeting the requirement of the milled powder granularity into a milling machine for grinding; e. receiving: collecting the ground qualified finished product soil powder; selecting the bentonite in the step a according to indexes of the bentonite such as expansibility, lubricity, dispersibility, slurry yield, suspensibility, moisture content, cohesiveness and the like; after the bentonite in the step c is crushed, natural sunlight is used for airing, the moisture content in the bentonite is reduced to 25%, and drying processing can be carried out through dry materials under the weather condition without sunlight irradiation; d, classifying the bentonite in the step d by a powder concentrator after grinding, feeding the bentonite powder meeting the fineness into a cyclone powder collector through a pipeline, separating and collecting, storing finished products, and performing powder processing on unqualified soil powder again; the bentonite is required to be comprehensively detected after being ground, the montmorillonite content, the granularity, the heavy metal content, the existence of harmful substances, the water content and the like of the product are detected, and the qualified montmorillonite product is packaged and stored.
The bentonite crushing device in this embodiment has the same structure as the bentonite crushing device in the first embodiment, and is not described herein again.
Example three:
an automatic bentonite processing method comprises the following steps: a. mineral separation: selecting high-quality bentonite raw ore to be stored for later use; b. crushing: crushing the bentonite by bentonite crushing equipment; c. drying: thoroughly drying the crushed bentonite; d. grinding: conveying the materials meeting the requirement of the milled powder granularity into a milling machine for grinding; e. receiving: collecting the ground qualified finished product soil powder; selecting the bentonite in the step a according to indexes of the bentonite such as expansibility, lubricity, dispersibility, slurry yield, suspensibility, moisture content, cohesiveness and the like; after the bentonite in the step c is crushed, natural sunlight is used for airing, the moisture content in the bentonite is reduced to 30%, and drying processing can be carried out through dry materials under the weather condition without sunlight irradiation; d, classifying the bentonite in the step d by a powder concentrator after grinding, feeding the bentonite powder meeting the fineness into a cyclone powder collector through a pipeline, separating and collecting, storing finished products, and performing powder processing on unqualified soil powder again; the bentonite is required to be comprehensively detected after being ground, the montmorillonite content, the granularity, the heavy metal content, the existence of harmful substances, the water content and the like of the product are detected, and the qualified montmorillonite product is packaged and stored.
The bentonite crushing device in this embodiment has the same structure as the bentonite crushing device in the first embodiment, and is not described herein again.
Claims (3)
1. An automatic bentonite processing method is characterized in that: the method comprises the following steps:
a. mineral separation: selecting high-quality bentonite raw ore to be stored for later use;
b. crushing: crushing the bentonite by bentonite crushing equipment;
c. drying: thoroughly drying the crushed bentonite;
d. grinding: conveying the materials meeting the requirement of the milled powder granularity into a milling machine for grinding;
e. receiving: collecting the ground qualified finished product soil powder;
the bentonite crushing equipment comprises a material receiving barrel (1), a crushing barrel (2) for containing bentonite materials to be crushed, at least one crushing hammer (21) for crushing the materials, a feed hopper (3) for feeding the materials and a driving piece (22) for driving the crushing hammer (21) to rotate, wherein a first support frame (23) and a second support frame (24) for supporting the driving piece (22) are respectively arranged on output shafts of the driving piece (22) and the driving piece (22);
at least one connecting column (11) is arranged between the first supporting frame (23) and the material collecting barrel (1), the side wall of the crushing barrel (2) is provided with a plurality of discharge holes (25) for discharging crushed qualified material particles, and the crushing barrel (2) is provided with at least one arc-shaped cleaning plate (26) for cleaning the discharge holes (25); after selecting raw bentonite ore, putting the raw bentonite ore into a feed hopper (3), enabling the material to enter a crushing barrel (2) through the feed hopper (3), starting a driving piece (22), driving the crushing hammer (21) to rotate by the driving piece (22), hammering the material by the rotation of the crushing hammer (21) to enable the material to be crushed into a specified specification, discharging the material through a discharge hole (25) in the crushing barrel (2) after the material is crushed into a specified specification, continuously crushing the unqualified material by the crushing hammer (21) until the material is crushed into qualified granules, driving an arc-shaped cleaning plate (26) to move by the crushing hammer (21) in the rotating process, cleaning the discharge hole (25) by the arc-shaped cleaning plate (26) in the moving process, and selecting the bentonite in the step a according to the expansibility, the expansion property and the mass of the bentonite, Indexes such as lubricity, dispersibility, slurry yield, suspension property, moisture content and caking property are selected, the bentonite in the step c needs to be dried by natural sunlight after being crushed, the moisture content in the bentonite is reduced to 20-30%, and the bentonite can be dried by dry materials under the condition of no sunlight irradiation;
the bentonite in the step d is classified by a powder selecting machine after being ground, the bentonite powder which meets the fineness enters a cyclone powder accumulating device through a pipeline, the bentonite powder is separated and collected, a finished product is stored, unqualified soil powder is processed again, the bentonite needs to be comprehensively detected after being ground, the montmorillonite content, the granularity, the heavy metal content, the existence of harmful substances, the water content and the like of the product are detected, the qualified montmorillonite product is packaged and stored, a bearing block (29) which can move up and down is arranged at the feed inlet (28), a sealing plate (291) used for controlling the opening and closing of the feed inlet (28) is arranged on the bearing block (29), a second meshing tooth group (292) is arranged at the bottom of the sealing plate, a second transmission piece (293) matched with the second meshing tooth group (292) is arranged on the bearing block (29), and a torsion spring is arranged on the middle shaft of the second transmission piece (293), the arc-shaped cleaning plate (26) is provided with a first transmission piece (261) matched with the first meshing tooth group (212) and a first accommodating groove (262) used for accommodating the first transmission piece (261) to rotate, a brake rod (263) used for braking the first transmission piece (261) and a moving groove (264) used for moving the brake rod (263) are arranged on the side wall of the first accommodating groove (262), and a first elastic piece (265) fixedly connected with the brake rod (263) is arranged in the moving groove (264); after the driving part (22) is started, the driving part (22) drives the breaking hammer (21) to rotate through the connecting rod (211), when the breaking hammer (21) rotates, the first tooth meshing group (212) is gradually contacted with the first transmission part (261), the first elastic part (265) pushes the brake rod (263) to enable the brake rod (263) to be clamped between the teeth of the first transmission part (261), the first transmission part (261) cannot rotate under the action of the brake rod (263), the breaking hammer (21) drives the arc cleaning plate (26) to move on the inner wall of the breaking cylinder (2), the inner wall of the breaking cylinder (2) is provided with a sliding groove (27) matched with the auxiliary moving block (266), the sliding groove (27) is internally provided with a second elastic part (271) fixedly connected with the auxiliary moving block (266), and when the arc cleaning plate (26) moves to the end of the sliding groove (27) and cannot move any more, the quartering hammer (21) rotates, the first transmission piece (261) is forcibly driven to rotate through the meshing of the first meshing tooth group (212) and the first transmission piece (261), the brake lever (263) is pushed in the rotating process of the first transmission piece (261), the first elastic piece (265) is pushed in the brake lever (263), the first elastic piece (264) contracts in the moving groove, the first transmission piece (261) can continuously rotate, the quartering hammer (21) is separated from the first transmission piece (261), and therefore the bentonite is continuously crushed.
2. The automated bentonite processing method of claim 1, wherein: the crushing hammer (21) is fixedly connected with an output shaft of the driving part (22) through a connecting rod (211), a first tooth meshing group (212) is arranged on the outer wall of the crushing hammer (21), a first transmission part (261) matched with the first tooth meshing group (212) and a first accommodating groove (262) used for accommodating the first transmission part (261) to rotate are arranged on the arc-shaped cleaning plate (26), a brake rod (263) used for braking the first transmission part (261) and a moving groove (264) used for moving the brake rod (263) are arranged on the side wall of the first accommodating groove (262), and a first elastic part (265) fixedly connected with the brake rod (263) is arranged in the moving groove (264); after driving piece (22) starts, driving piece (22) drive quartering hammer (21) through connecting rod (211) and rotate, quartering hammer (21) first tooth group (212) contact with first transmission piece (261) gradually when rotating, brake lever (263) is moved in first elastic component (265) top for brake lever (263) card is between the rodent of first transmission piece (261), first transmission piece (261) receive the effect of brake lever (263) and can't rotate, thereby quartering hammer (21) drive arc clearance board (26) and move on the inner wall of crushing barrel (2).
3. The automated bentonite processing method of claim 1, wherein: the two sides of the arc-shaped cleaning plate (26) are respectively provided with an auxiliary moving block (266), the outer wall of the arc-shaped cleaning plate (26) is provided with a cleaning piece (4) used for cleaning the discharge hole (25), the inner wall of the crushing barrel (2) is provided with a sliding groove (27) matched with the auxiliary moving block (266), the sliding groove (27) is internally provided with a second elastic piece (271) fixedly connected with the auxiliary moving block (266), when the arc-shaped cleaning plate (26) moves to the end of the sliding groove (27) and cannot move any more, the crushing hammer (21) rotates, the first driving piece (261) is forcibly driven to rotate through the meshing of the first meshing tooth group (212) and the first driving piece (261), the brake rod (263) is driven to rotate through the rotation of the first driving piece (261), so that the brake rod (263) drives the first elastic piece (265), the brake rod (261) retracts in the moving groove (264), and the first driving piece (261) can continue to rotate, the breaking hammer (21) is separated from the first transmission piece (261), so that the bentonite is continuously broken.
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