CN113578163A - Automatic bentonite production process and production equipment - Google Patents
Automatic bentonite production process and production equipment Download PDFInfo
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- CN113578163A CN113578163A CN202110891380.2A CN202110891380A CN113578163A CN 113578163 A CN113578163 A CN 113578163A CN 202110891380 A CN202110891380 A CN 202110891380A CN 113578163 A CN113578163 A CN 113578163A
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Abstract
The invention discloses an automatic bentonite production process, which comprises the processing steps of raw material sodium treatment, material drying and grinding; the invention also discloses production equipment of the automatic bentonite production process, wherein the raw material constant feeder comprises a shell, the lower end of the shell is communicated with a collecting hopper through a discharging part, and the lower end of the collecting hopper is communicated with the feeding end of a conveying part; a rotating cylinder is arranged in the shell and rotates around a central shaft transversely arranged on the rotating cylinder, a stirring cylinder is arranged on the outer wall of the rotating cylinder, sieve holes are formed in the side walls of the rotating cylinder and the stirring cylinder, a stirring rod driven by a speed reduction motor is arranged in the stirring cylinder, and a main stirring blade is arranged on the stirring rod; be provided with the inlet pipe that inserts in the rotatory section of thick bamboo on the casing, be provided with the open pipe of slagging tap in the upper end in the rotatory section of thick bamboo, it stretches out the casing to slag tap pipe one end after passing rotatory section of thick bamboo. The invention aims to improve the automation of bentonite production.
Description
Technical Field
The invention relates to the field of bentonite production, in particular to an automatic bentonite production process and production equipment.
Background
The bentonite is a non-metal mineral product with montmorillonite as a main mineral component, and is widely applied to industrial and agricultural production. Although the bentonite production process is simple, each link needs to be controlled by personnel, and the production cost of an enterprise is greatly increased; in the production process of the bentonite, physical strength of workers is greatly consumed, and the most important is that a bentonite production area belongs to a high-dusting area, so that the workers in the first line need to turn on duty regularly for the health of the workers. On one hand, the company needs to invest a great deal of energy and manpower to train new people every time when the personnel shift post; on the other hand, many people are reluctant to carry out the occupation which is large in physical labor amount, severe in production environment and necessary to shift post after a few years, so that enterprises often encounter the situation of personnel shortage.
In the production process of bentonite, the stability, balance and the like of the process are very important, for example, the balance and stability of raw materials and grinding powder, the pressure stabilization in the drying process and the like all bring great influence on the performance of products, the energy consumption of production and the like, for example, if blast furnace gas is adopted during drying, if the pressure fluctuation of the gas is great, the drying effect is poor, and even flameout is caused in severe cases. However, manual operation causes a delay in the adjustment of the personnel according to the feedback of the equipment due to inexperience, fatigue of the personnel and the like.
Disclosure of Invention
The invention aims to solve the problems and provides an automatic bentonite production process which can improve the automation of bentonite production.
In order to realize the purpose, the technical scheme adopted by the invention is an automatic bentonite production process: it comprises the following steps:
1) raw material nanocrystallization: mixing a bentonite raw material and alkali by a nano-chemical conveying system, and then carrying out nano-chemical treatment, wherein the nano-chemical conveying system comprises a bentonite hopper, an alkali hopper, a raw material constant feeder, a raw material conveyor, an alkali constant feeder, an alkali conveyor and a mixing mechanism; setting material level alarms in a bentonite hopper and an alkali hopper, when the material level is normal, firstly opening a raw material conveyor and an alkali conveyor, opening a mixing mechanism after the raw material conveyor and the alkali conveyor normally operate, opening a weighing mechanism of the raw material conveyor after the mixing mechanism normally operates, opening a raw material quantitative feeder and an alkali quantitative feeder which are respectively connected with the bentonite hopper and the alkali hopper after the tonnage of the weighing mechanism is fed back to be normal, conveying the materials to the raw material conveyor and the alkali conveyor by the raw material quantitative feeder and the alkali quantitative feeder, and mixing and then carrying out sodium treatment on the materials by the mixing mechanism;
2) drying materials: the bentonite after sodium treatment is dried by a drying system, wherein the drying system comprises a sodium treatment soil hopper, a drying constant feeder, a drying conveyor, a drying roller, a combustion furnace and a coal gas conveying mechanism; firstly, starting a drying roller to rotate, then starting a combustion furnace, and preheating the drying roller by heat generated by the combustion furnace; after the drying roller is preheated, firstly starting the drying conveyor, and then starting the drying constant feeder to carry out formal drying, wherein during the formal drying, the rotating speed of the drying roller is matched with the temperature at the outlet of the drying roller, an alarm device matched with the temperature value in the drying roller is arranged in the drying system, and the dried bentonite is conveyed out under the driving of the drying conveyor system;
3) grinding: the materials are dried and then ground through a grinding system, wherein the grinding system comprises a dry bentonite bin, a powder quantitative feeder, a grinding conveyor, a grinding processing device, a finished product conveying mechanism and a finished product warehouse; when the grinding system works, the finished product conveying mechanism is started firstly, then the grinding processing device is started, and then the grinding conveyor and the powder quantitative feeder are started in sequence, and the sequence is reversed when the grinding system is stopped; the finished product warehouse is internally provided with a high-level alarm, and the dry bentonite warehouse is internally provided with a low-level alarm.
Furthermore, in order to improve the safety degree, the storage conveying system and the drying system are both provided with a manual starting mode and a one-key automatic starting mode.
Furthermore, in order to ensure the drying quality of the material, after the drying system works normally, the actual moisture of the material in the drying roller is measured, then the actual moisture is compared with the required moisture, the feeding amount is reduced when the actual moisture is higher than the interval of the required moisture, the feeding amount is increased when the actual moisture is lower than the interval of the required moisture, and the current parameters are maintained when the actual moisture is equal to the interval of the required moisture; when the drying system works normally, the gas pressure is detected, and the frequency of moisture detection is controlled through the gas pressure fluctuation value.
Because the bentonite raw material has lump materials with larger volume and impurities such as ores with hardness exceeding that of the bentonite raw material, such as granite, and the like, the lump materials with larger volume can cause instant feedback instability of a weighing mechanism of a raw material conveyor, so that the frequency of a raw material quantitative feeder is repeatedly changed, and the service life of the equipment is influenced, the application also discloses production equipment of the bentonite automatic production process, which is mainly used for conveying the bentonite raw material in the step 1, wherein the raw material quantitative feeder comprises a casing, the lower end of the casing is communicated with a collecting hopper through a discharging part, and the lower end of the collecting hopper is communicated with the feeding end of the conveying part; a rotary cylinder is arranged in the shell and rotates around a central shaft transversely arranged on the rotary cylinder, a crushing cylinder is arranged on the outer wall of the rotary cylinder, a passage for materials to pass through is arranged at the joint of the crushing cylinder and the rotary cylinder, and a pass switch is arranged at the passage; sieve pores are arranged on the side walls of the rotary cylinder and the stirring cylinder, a stirring rod driven by a speed reduction motor is arranged in the stirring cylinder, and a main stirring blade is arranged on the stirring rod; be provided with the inlet pipe that inserts in the rotatory section of thick bamboo on the casing, be provided with the open pipe of slagging tap in the upper end in the rotatory section of thick bamboo, it stretches out the casing to slag tap one end after passing rotatory section of thick bamboo, makes the material enter into in the garrulous section of thick bamboo of stirring through rotatory section of thick bamboo, then through the rotation of puddler for the great lump material of volume is broken up in the bentonite raw materials, then falls out from the sieve mesh, and impurity is when the passageway is down on the garrulous section of thick bamboo of stirring simultaneously, discharges from the garrulous section of thick bamboo of stirring.
Furthermore, in order to prevent the materials with the diameter exceeding the channel from entering the rotary drum, thereby causing the blockage of the channel, a primary screen is arranged at the inlet of the feeding pipe.
Furthermore, in order to facilitate the discharge of impurities from the rotary cylinder, one end of the slag discharging pipe outside the machine shell is arranged in a downward inclined mode.
Further, for ensuring that the materials in the stirring cylinder can be fully scattered, the materials are not interfered and enter the stirring cylinder from the rotating cylinder, the stirring rod is inserted and connected with the movable part on one side of the rotating cylinder, the movable part and the stirring rod rotate synchronously, and the movable part is provided with an auxiliary stirring blade.
Furthermore, for making movable part and puddler synchronous revolution, movable part inner wall and puddler outer wall are the keyway and are connected.
Further, for avoiding the movable part and the puddler to separate, be provided with the sliding key along puddler length direction on the movable part inner wall, be provided with the sliding tray with sliding key looks adaptation on the puddler outer wall, the sliding tray sets up along puddler length direction, and both ends are sealed about the sliding tray.
Furthermore, in order to enable the scattered materials to fall out of the crushing cylinder, a guide edge is arranged on the inner wall of one side, opposite to the channel, of the crushing cylinder, and the middle of the guide edge protrudes towards one side of the rotating cylinder.
The invention has the beneficial effects that: through the automatic control of the nano-type conveying system, the drying system and the grinding system, the number of workers in one-line operation can be reduced, and the labor intensity of the workers is reduced.
1. Through the detection of moisture in the drying roller and the detection of gas pressure, the feeding amount and the gas supply amount can be flexibly adjusted, so that the thorough drying is ensured, and the energy waste is retrieved.
2. The raw material constant feeder comprises a rotary cylinder and a crushing cylinder, the material enters the crushing cylinder by controlling the rotation speed of the rotary cylinder, and the large lump material is scattered by stirring blades in the crushing cylinder, so that the frequent frequency modulation of the raw material constant feeder is avoided; and meanwhile, the non-bentonite impurities which cannot be scattered rotate to the upper part of the rotary cylinder through the crushing cylinder at the position, and the non-bentonite impurities fall onto the slag discharging pipe along with the opening of a channel between the crushing cylinder and the rotary cylinder.
Drawings
FIG. 1 is a schematic view of a nanocrystallization conveying system.
Fig. 2 is a schematic structural diagram of a drying system.
Fig. 3 is a schematic structural diagram of a pulverizing system.
Fig. 4 is a schematic view of a working flow of the drying system in embodiment 3.
Fig. 5 is a schematic structural view of the raw material constant feeder (radial section of the rotary drum).
Fig. 6 is a schematic view of the inside of the raw material constant feeder (axial section of the rotary cylinder).
Fig. 7 is a partially enlarged schematic view a of fig. 6.
The text labels in the figures are represented as: 1. a bentonite hopper; 2. an alkali hopper; 3. a raw material constant feeder; 4. a raw material conveyor; 5. an alkali constant feeder; 6. an alkali conveyor; 7. a material mixing mechanism; 8. a soil storage hopper; 9. drying the constant feeder; 10. a drying conveyor; 11. drying the roller; 12. a combustion furnace; 13. a gas conveying mechanism; 14. a drying and conveying system; 15. a dry bentonite bin; 16. a powder constant feeder; 17. a grinding conveyor; 18. a grinding processing device; 19. a finished product conveying mechanism; 20. a finished product warehouse; 131. a gas pipe; 132. an air tube; 301. a housing; 302. a discharge part; 303. a collecting hopper; 304. a conveying section; 305. a rotary drum; 306. a crushing cylinder; 307. a channel; 308. screening holes; 309. a reduction motor; 310. a stirring rod; 311. a main stirring blade; 312. a feed pipe; 313. a slag pipe; 314. a primary screen mesh; 315. a movable portion; 316. an auxiliary stirring blade; 317. a sliding key; 318. a sliding groove; 319. and (4) guiding the edges.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
Example 1: an automatic production process of bentonite, which comprises the following steps:
1) raw material nanocrystallization: mixing a bentonite raw material and alkali by a nano-chemical conveying system, and then carrying out nano-chemical treatment, wherein the nano-chemical conveying system comprises a bentonite hopper 1, an alkali hopper 2, a raw material constant feeder 3, a raw material conveyor 4, an alkali constant feeder 5, an alkali conveyor 6 and a mixing mechanism 7; setting level alarms in a bentonite hopper 1 and an alkali hopper 2, when the level is normal, firstly opening a raw material conveyor 4 and an alkali conveyor 6, the raw material conveyor 4 and the alkali conveyor 6 can adopt belt conveyors, then opening a material mixing mechanism 7 after the raw material conveyor 4 and the alkali conveyor 6 normally operate, opening a weighing mechanism of the raw material conveyor 4 after the material mixing mechanism 7 normally operates, opening a raw material quantitative feeder 3 and an alkali quantitative feeder 5 which are respectively connected with the bentonite hopper 1 and the alkali hopper 2 after the tonnage of the weighing mechanism is fed back to be normal, sending the materials to the raw material conveyor 4 and the alkali conveyor 6 by the raw material quantitative feeder 3 and the alkali quantitative feeder 5, mixing the materials by the material mixing mechanism 7, then carrying out nanocrystallization, and transporting the mixed materials to a nanocrystallization area through conveying mechanisms such as belts and the like;
2) drying materials: the bentonite after being subjected to sodium treatment is dried through a drying system, the drying system comprises a soil receiving and treating hopper 8, a drying constant feeder 9, a drying conveyor 10, a drying roller 11, a combustion furnace 12 and a gas conveying mechanism 13, the gas conveying mechanism 13 comprises a gas pipe 131 and an air pipe 132, the gas pipe 131 is provided with a gas flow valve, a quick cut-off valve and a pressure gauge, the air pipe 132 is provided with an electric regulating valve and an air blower, and the tail end of the air pipe 132 is communicated with the combustion furnace 12 after meeting with the tail end of the gas pipe 131; firstly, starting a drying roller 11 to rotate, then starting a combustion furnace 12, and preheating the drying roller 11 by heat generated by the combustion furnace 12; after the drying roller 11 is preheated, the drying conveyor 10 is started firstly, and then the drying constant feeder 9 is started to carry out formal drying, when the formal drying is carried out, the rotating speed of the drying roller 11 is matched with the temperature at the outlet of the drying roller 11, an alarm device matched with the temperature value in the drying roller 11 is arranged in the drying system, the dried bentonite is conveyed out under the driving of the drying conveyor system 14, and dust and gas generated by the drying roller 11 enters air purification equipment such as a gas-mud separation pool and the like to carry out innocent treatment under the driving of a fan;
3) grinding: the materials are dried and then ground through a grinding system, wherein the grinding system comprises a dry bentonite bin 15, a powder constant feeder 16, a grinding conveyor 17, a grinding processing device 18, a finished product conveying mechanism 19 and a finished product warehouse 20; the grinding conveyor 17 can adopt a belt conveyor, when the grinding system works, the finished product conveying mechanism 19 is firstly started, then the grinding processing device 18 is started, then the grinding conveyor 17 and the powder quantitative feeder 16 are sequentially started, and the sequence is reversed when the grinding system stops; a high-level alarm is arranged in the finished product warehouse 20, a low-level alarm is arranged in the dry bentonite warehouse 15, the finished product conveying mechanism 19 in the embodiment comprises a dust collector connected with the grinding processing device 18, an air conveying chute is arranged below an outlet of the dust collector and communicated with a bucket elevator, the upper end of the bucket elevator is connected with a warehouse top conveying trough, and materials enter the finished product warehouse 20 along the warehouse top conveying trough.
Example 2: other steps of the embodiment are the same as those of the embodiment 1, but in the embodiment, the nano conveying system and the drying system are both provided with a manual starting mode and a one-key automatic starting mode so as to avoid accidents such as furnace lifting.
Example 3: as shown in fig. 4, other steps of this embodiment are the same as those of embodiment 1, but in this embodiment, after the drying system normally works, the initial parameter is three minutes of operation, the actual moisture of the material in the drying drum 11 is measured, then the actual moisture is compared with the required moisture, when the actual moisture is higher than 1% of the required moisture, the feeding amount is reduced, when the actual moisture is lower than 1% of the required moisture, the feeding amount is increased, and when the actual moisture is equal to the interval (within 0-1%) of the required moisture, the current parameter is maintained; when the drying system works normally, the gas pressure is detected, and the frequency of moisture detection is controlled through the gas pressure fluctuation value.
Example 4, as shown in fig. 5 to 7, because bentonite raw material has lumps with a large volume and impurities such as ore with hardness exceeding that of bentonite raw material, such as granite, etc., the lumps with a large volume may cause instantaneous feedback instability of a weighing mechanism of a raw material conveyor, which may cause repeated changes in frequency of the raw material constant feeder, and affect the service life of the equipment, a production equipment used in step 1 of an automated bentonite production process is a production equipment of an automated bentonite production process, which includes a raw material constant feeder 3, the raw material constant feeder 3 includes a casing 301, a lower end of the casing 301 is communicated with a collecting hopper 303 through a discharging part 302, a lower end of the collecting hopper 303 is communicated with a feeding end of a conveying part 304, and the conveying part 304 may employ a belt conveyor, a screw conveyor, etc., in this example, a screw conveyor is used; a rotating cylinder 305 is arranged in the machine shell 301, the rotating cylinder 305 is connected with the inner wall of the machine shell 301 through a bearing, the rotating cylinder 305 is driven to rotate through a motor, a hydraulic turntable and the like, in the embodiment, the rotating cylinder 305 is driven by a main motor, the main motor is arranged on the outer side of the machine shell 301, an output shaft of the main motor extends into the machine shell and is connected with a driving gear, the driving gear is meshed with a circle of transmission gear arranged on the outer side of the rotating cylinder 305, the axis of the rotating cylinder 305 is transversely arranged, the transmission gear and the rotating cylinder 305 are coaxially arranged, a crushing cylinder 306 is arranged on the outer wall of the rotating cylinder 305, the crushing cylinders 306 are arranged in an annular array along the axis of the rotating cylinder 305, a passage 307 for materials to pass through is arranged at the joint of the crushing cylinder 306 and the rotating cylinder 305, and a pass-through switch is arranged at the passage 307; sieve holes 308 are formed in the side walls of the rotating cylinder 305 and the stirring cylinder 306 in an array mode, a stirring rod 310 driven by a speed reducing motor 309 is arranged in the stirring cylinder 306, the speed reducing motor 309 is arranged on the outer side of the stirring cylinder 306, the stirring rod 310 and the stirring cylinder 306 are arranged in the same direction in the depth direction, a main stirring blade 311 is arranged on the stirring rod 310, and the main stirring blade 311 is arranged transversely; be provided with on the casing 301 and insert the inlet pipe 312 in the rotatory section of thick bamboo 305, be provided with the open pipe 313 of slagging tap in the upper end in the rotatory section of thick bamboo 305, it stretches out casing 301 to slag tap pipe 313 one end after passing rotatory section of thick bamboo 305, is provided with the through-hole that is used for inlet pipe 312 and pipe 313 of slagging tap to pass on the terminal surface of the left and right sides of rotatory section of thick bamboo 305, and the through-hole sets up in the middle part of controlling the terminal surface.
Example 5, as shown in fig. 6, the other structure of this embodiment is the same as that of example 4, but in this embodiment, a primary screen 314 is provided at the inlet of the feeding pipe 312, and the diameter of the holes on the primary screen 314 is larger than that of the holes 308.
The specific working state of the raw material constant feeder is as follows: the bentonite raw materials after the primary screening are added into the bentonite hopper 1, the valve at the outlet of the lower end of the bentonite hopper 1 is opened, the material flow enters the rotary barrel 305 along the feeding pipe 312, the particles with the consistent diameters fall into the shell 301 from the sieve pores 308 on the rotary barrel 305 along with the rotation of the rotary barrel 305 and slide into the collecting hopper 303, a position sensor is arranged in the collecting hopper 303, when the height of the materials in the collecting hopper 303 is higher than that of the position sensor, the position sensor transmits signals to the control system, after the control system analyzes the data, the valve at the outlet of the lower end of the collecting hopper 303 is controlled to be opened, the materials enter the conveying part 304, and the conveying efficiency of the conveying part 304 is controlled to start quantitative feeding.
Part of bentonite raw material and particles with diameters exceeding the sieve holes 308 on the rotary drum 305 fall into the stirring drum 306 at the lowest end of the rotary drum 305, a channel of the stirring drum 306 connected with the rotary drum 305 is closed along with the rotation of the rotary drum 305, then the stirring rod 310 is driven by the speed reducing motor 309 to rotate so as to break up the material in the stirring drum 306, the material in the stirring drum 306 falls into the machine shell 301 from the sieve holes 308 on the stirring drum 306, when the stirring drum 306 rotates to the highest end of the rotary drum 305, the channel of the stirring drum 306 connected with the rotary drum 305 is reopened, impurities such as hard stones which cannot be broken up fall into the slag discharge pipe 313 from the channel, and slide out of the machine shell 301 along the slag discharge pipe 313, and when slag discharge is carried out by one stirring drum 306, feeding is carried out by the other stirring drum 306, thereby improving the processing efficiency.
When the crushing cylinder 306 is located at the lower portion of the rotary cylinder 305, the movable portion 315 slides toward the distal end of the rotary cylinder 305 under the action of gravity, and the distance between the movable portion 315 and the passage 307 is extended, thereby facilitating the feeding.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the above technical features may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (10)
1. An automatic production process of bentonite is characterized by comprising the following steps:
1) raw material nanocrystallization: mixing a bentonite raw material and alkali by a nano-chemical conveying system, and then carrying out nano-chemical treatment, wherein the nano-chemical conveying system comprises a bentonite hopper (1), an alkali hopper (2), a raw material constant feeder (3), a raw material conveyor (4), an alkali constant feeder (5), an alkali conveyor (6) and a mixing mechanism (7); setting material level alarms in a bentonite hopper (1) and an alkali hopper (2), when the material level is normal, firstly opening a raw material conveyor (4) and an alkali conveyor (6), opening a mixing mechanism (7) after the raw material conveyor (4) and the alkali conveyor (6) normally operate, opening a weighing mechanism of the raw material conveyor (4) after the mixing mechanism (7) normally operates, opening a raw material quantitative feeder (3) and an alkali quantitative feeder (5) which are respectively connected with the bentonite hopper (1) and the alkali hopper (2) after the tonnage of the weighing mechanism is fed back to be normal, conveying the materials to the raw material conveyor (4) and the alkali conveyor (6) by the raw material quantitative feeder (3) and the alkali quantitative feeder (5), and mixing and then carrying out nanocrystallization by the mixing mechanism (7);
2) drying materials: the bentonite after nano-chemical treatment is dried by a drying system, wherein the drying system comprises a nano-chemical soil hopper (8), a drying constant feeder (9), a drying conveyor (10), a drying roller (11), a combustion furnace (12) and a coal gas conveying mechanism (13); firstly, starting a drying roller (11) to rotate, then starting a combustion furnace (12), and preheating the drying roller (11) by heat generated by the combustion furnace (12); after the drying roller (11) is preheated, the drying conveyor (10) is started firstly, then the drying constant feeder (9) is started to carry out formal drying, when the formal drying is carried out, the rotating speed of the drying roller (11) is matched with the temperature at the outlet of the drying roller (11), an alarm device matched with the temperature value in the drying roller (11) is arranged in the drying system, and the dried bentonite is conveyed out under the driving of the drying conveyor system (14);
3) grinding: the materials are dried and then ground through a grinding system, wherein the grinding system comprises a dry bentonite bin (15), a powder constant feeder (16), a grinding conveyor (17), a grinding processing device (18), a finished product conveying mechanism (19) and a finished product warehouse (20); when the grinding system works, the finished product conveying mechanism (19) is started firstly, then the grinding processing device (18) is started, and then the grinding conveyor (17) and the powder quantitative feeder (16) are started in sequence, and the sequence is reversed when the grinding system is stopped; a high-level alarm is arranged in the finished product warehouse (20), and a low-level alarm is arranged in the dry bentonite warehouse (15).
2. The automated bentonite production process according to claim 1, wherein the nano conveying system and the drying system are both provided with a manual start mode and a one-key automatic start mode.
3. An automated bentonite production process according to claim 1, wherein after the drying system is operating normally, the actual moisture of the material in the drying drum (11) is measured, and then the actual moisture is compared with the required moisture, and when the actual moisture is higher than the range of the required moisture, the feeding amount is reduced, and when the actual moisture is lower than the range of the required moisture, the feeding amount is increased, and when the actual moisture is equal to the range of the required moisture, the current parameters are maintained; when the drying system works normally, the gas pressure is detected, and the frequency of moisture detection is controlled through the gas pressure fluctuation value.
4. Production equipment of an automatic bentonite production process is characterized in that a raw material constant feeder (3) comprises a machine shell (301), the lower end of the machine shell (301) is communicated with a collecting hopper (303) through a discharging part (302), and the lower end of the collecting hopper (303) is communicated with the feeding end of a conveying part (304); a rotating cylinder (305) is arranged in the machine shell (301), the rotating cylinder (305) rotates around a central shaft transversely arranged on the rotating cylinder, a stirring cylinder (306) is arranged on the outer wall of the rotating cylinder (305), a channel (307) for materials to pass through is arranged at the joint of the stirring cylinder (306) and the rotating cylinder (305), and a passing switch is arranged at the channel (307); sieve holes (308) are formed in the side walls of the rotary cylinder (305) and the stirring cylinder (306), a stirring rod (310) driven by a speed reduction motor (309) is arranged in the stirring cylinder (306), and a main stirring blade (311) is arranged on the stirring rod (310); be provided with on casing (301) and insert inlet pipe (312) in rotatory section of thick bamboo (305), be provided with the open slag pipe in upper end (313) in rotatory section of thick bamboo (305), stretch out casing (301) behind rotatory section of thick bamboo (305) is passed to slag pipe (313) one end.
5. The production equipment of the bentonite clay automatic production process according to the claim 4, characterized in that the inlet of the feeding pipe (312) is provided with a primary screen (314).
6. The production equipment of the bentonite clay automatic production process according to the claim 4, characterized in that the slag outlet pipe (313) is arranged at one end of the outer side of the machine shell (301) in a downward inclination way.
7. The production equipment of the bentonite automatic production process according to claim 4, wherein the stirring rod (310) is connected with a movable part (315) in a penetrating manner on one side of the rotary cylinder (305), the movable part (315) and the stirring rod (310) rotate synchronously, and the movable part (315) is provided with an auxiliary stirring blade (316).
8. The production equipment of the bentonite clay automatic production process according to the claim 7, characterized in that the inner wall of the movable part (315) is in key-groove connection with the outer wall of the stirring rod (310).
9. The production equipment of the bentonite automatic production process according to claim 8, wherein a sliding key (317) is arranged on the inner wall of the movable part (315) along the length direction of the stirring rod (310), a sliding groove (318) matched with the sliding key (317) is arranged on the outer wall of the stirring rod (310), the sliding groove (318) is arranged along the length direction of the stirring rod (310), and the upper end and the lower end of the sliding groove (318) are closed.
10. The production equipment of the bentonite clay automatic production process according to the claim 4, characterized in that the inner wall of the crushing cylinder (306) opposite to the channel is provided with a guiding edge (319), and the middle part of the guiding edge (319) is protruded to one side of the rotary cylinder (305).
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2021
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| US4334788A (en) * | 1980-07-15 | 1982-06-15 | Miner Robert M | Pin action mixing pump |
| JPH0889778A (en) * | 1994-09-28 | 1996-04-09 | Aichi Electric Co Ltd | Method and device for discharging powder material |
| CN106110934A (en) * | 2016-06-27 | 2016-11-16 | 安徽省思维新型建材有限公司 | Mixing arrangement thrown in by material |
| CN207857061U (en) * | 2017-12-26 | 2018-09-14 | 湖南三创富泰环保材料股份有限公司 | A kind of novel dry and wet bentonite origin mine crusher |
| CN208494061U (en) * | 2018-04-24 | 2019-02-15 | 榆林学院 | A kind of ash multilevel agitating device |
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