CN112452719B - Silicon carbide classifying and screening device - Google Patents
Silicon carbide classifying and screening device Download PDFInfo
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- CN112452719B CN112452719B CN202011204776.7A CN202011204776A CN112452719B CN 112452719 B CN112452719 B CN 112452719B CN 202011204776 A CN202011204776 A CN 202011204776A CN 112452719 B CN112452719 B CN 112452719B
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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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for 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
- 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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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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
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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
- B30B9/26—Permeable casings or strainers
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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
- B07B2230/00—Specific aspects relating to the whole B07B subclass
- B07B2230/01—Wet separation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a silicon carbide grading and screening device which comprises a first screening shell and a second screening shell, wherein a screening cylinder is arranged in the first screening shell, a square corrugated pipe and a screening pipe are arranged at the bottom of the first screening shell, and the screening pipe is arranged at the top of the second screening shell. According to the invention, silicon carbide is sieved twice in different modes, firstly, the silicon carbide is pre-sieved into coarse silicon carbide and fine silicon carbide through the sieving cylinder, then the coarse silicon carbide is sieved more accurately through the first sieving plate and the second sieving plate, meanwhile, the vibrating motor can simultaneously drive the first sieving shell and the second sieving shell to simultaneously vibrate, the sieving effect is good, the sieving efficiency of the silicon carbide is high, meanwhile, through the arrangement of the negative pressure fan and the water pump, a large amount of pollution caused in the sieving process in the first sieving shell and the second sieving shell is effectively prevented, and the sieving speed of the silicon carbide is accelerated through the matching of water and the silicon carbide.
Description
Technical Field
The invention relates to the technical field of silicon carbide treatment, in particular to a silicon carbide grading and screening device.
Background
Silicon carbide is a refractory material prepared by high-temperature smelting quartz sand, petroleum coke (or coal coke) and wood chips as raw materials through a resistance furnace, is widely applied to grinding material molds, electronic product grinding, high-grade refractory materials, special ceramics, foamed ceramics, functional ceramics, coating plastic additive modification, metallurgical raw materials, automobile accessories, deoxidizing agents for military aviation and steelmaking and the like, and can also be used for cutting and precision grinding of crystals, precision grinding of hard glass, slicing of monocrystalline silicon and polycrystalline silicon rods, precision grinding of monocrystalline silicon wafers, processing of superhard metals, processing of soft metals such as copper and copper alloys and the like, making of consolidation grinding tools and coated grinding tools, grinding and polishing and the like, so that silicon carbide particles with different diameters need to be screened by using a screening device.
The screening mode of current screening plant to carborundum is single, can't satisfy the high-efficient screening to carborundum, and the screening in-process of carborundum can produce a large amount of dusts simultaneously, causes the pollution to the environment easily.
Disclosure of Invention
The invention aims to provide a silicon carbide grading and screening device, which solves the following technical problems: by starting a vibration motor, the vibration motor drives a second screening shell to vibrate through a water storage shell, the second screening shell vibrates on a supporting chassis through springs on four connecting blocks, meanwhile, the second screening shell drives a first screening shell to vibrate through a screening pipe, silicon carbide is added into a feeding hopper, the silicon carbide enters into the feeding pipe through the feeding hopper and enters into a first screening shell through the feeding pipe, a driving motor is started, an output shaft of the driving motor drives a belt pulley to rotate, the belt pulley drives a belt pulley to rotate through a belt, the belt pulley drives a driving shaft to rotate, the driving shaft drives a screening cylinder to rotate, fine silicon carbide is screened out through the surface of the screening cylinder, the fine silicon carbide is screened into a square corrugated pipe and enters into a fine material accommodating cavity through the square corrugated pipe to be stored, coarse silicon carbide is screened out through one side of the screening cylinder, the coarse silicon carbide is screened into the screening pipe, a water pump is started, and the water pump pumps water in a tank through the water pipe I, and the water is discharged into a screening pipe through a water pipe II, the water and the coarse silicon carbide enter a second screening shell, the water and the coarse silicon carbide are sequentially filtered by a first screening plate and a second screening plate, part of coarse silicon carbide is adsorbed on the surfaces of the first screening plate and the second screening plate, the rest coarse silicon carbide and water are guided to the surface of the filter belt through the guide plate, and through the structure, the silicon carbide is sieved twice in different modes, firstly, the silicon carbide is pre-sieved into coarse silicon carbide and fine silicon carbide through a sieving cylinder, then the coarse silicon carbide is sieved more accurately through a first sieving plate and a second sieving plate, meanwhile, the vibrating motor can simultaneously drive the first screening shell and the second screening shell to simultaneously vibrate, the screening effect is good, screening efficiency to carborundum is high, simultaneously through the setting of negative pressure fan and water pump, effectively prevents to sieve in-process in first screening shell, the second and produces a large amount of pollutions. By starting the conveying motor, an output shaft of the conveying motor drives the driving rollers to rotate, the two driving rollers drive the filter belt to rotate, water flows into the water storage shell through the filtration of the filter belt, the filter belt conveys residual coarse silicon carbide out of an opening of the second screening shell, then the telescopic cylinder is started, a piston rod of the telescopic cylinder pushes the two spring rods downwards, the two spring rods press the two extrusion plates on the filter belt, the extrusion plates extrude the residual water on the filter belt into the water storage shell, then the horizontal motor I and the horizontal motor II are started, an output shaft of the horizontal motor I drives the gear I to rotate, the gear I is matched with the rack I to drive the first screening plate to move horizontally, an output shaft of the horizontal motor II drives the gear II to rotate, the gear II is matched with the rack II to drive the second screening plate to move horizontally, the first screening plate and the second screening plate move out of the second screening shell, and the silicon carbide on the first screening plate and the second screening plate can be taken out, through above structure setting, conveniently clear up first screening board, second screening board, water and carborundum cooperate the screening speed of accelerating carborundum simultaneously.
The purpose of the invention can be realized by the following technical scheme:
a silicon carbide grading and screening device comprises a first screening shell and a second screening shell, wherein a screening cylinder is arranged in the first screening shell, a square corrugated pipe and a screening pipe are arranged at the bottom of the first screening shell, and the screening pipe is arranged at the top of the second screening shell;
be provided with first screening board, second screening board in the second screening shell, square corrugated pipe installs in thin material and holds the chamber top, the water pump is installed at second screening shell top, be provided with the deflector in the second screening shell, the deflector sets up in second screening board below, the deflector below is provided with the filter belt, be provided with telescopic cylinder between deflector and the filter belt, telescopic cylinder installs on the support bar, two spring levers are installed to telescopic cylinder piston rod tip, the stripper plate is installed to the spring lever bottom.
Further, a screening section of thick bamboo rotates and sets up in first screening shell, driving motor is installed to first screening shell lateral wall, driving motor output shaft portion installs belt pulley one, a screening section of thick bamboo is installed in the drive shaft, a drive shaft pot head is equipped with belt pulley two, and belt pulley one, belt pulley two all set up in the first screening shell outside, are connected through belt transmission between belt pulley one and the belt pulley two.
Further, square bellows top and first screening shell bottom communicate, square bellows sets up under the screening section of thick bamboo, screening tube top and first screening shell bottom communicate, the pan feeding pipe is installed to first screening shell one end, first screening shell is linked together with the pan feeding pipe, install into the hopper on the pan feeding pipe, the pan feeding pipe is linked together with going into the hopper.
Furthermore, the screening pipe is communicated with a second screening shell, the first screening plate is arranged above the second screening plate, two first racks are symmetrically arranged on two sides of the upper surface of the first screening plate, two second racks are symmetrically arranged on two sides of the upper surface of the second screening plate, two first horizontal motors and two second horizontal motors are arranged in the second screening shell, the two first horizontal motors are symmetrically arranged on two sides of the second screening shell, first gears are arranged at the end parts of output shafts of the first horizontal motors, the two first racks are in one-to-one correspondence with the two first gears, the first gears are meshed and connected with the first racks, the two second horizontal motors are symmetrically arranged on two sides of the second screening shell, second gears are arranged at the end parts of output shafts of the second horizontal motors, the two second racks are in one-to-correspondence with the two second gears, the second gears are meshed and connected with the second racks, and the first screening plate is arranged above the second screening shell, The second screening board all runs through second screening shell homonymy, the blend stop is all installed to first screening board, second screening board homonymy, the filtration pore diameter of first screening board is greater than the filtration pore diameter of second screening board.
Further, negative pressure fan is installed at first screening shell outer wall top, negative pressure fan installs the dust extraction net in the bottom, negative pressure fan installs at the top and takes out the dirt pipe, take out the dirt pipe and keep away from negative pressure fan one end intercommunication dust storage box top, the dust storage box is fixed in first screening shell top.
Furthermore, the top of the fine material cavity is communicated with the bottom of the square corrugated pipe.
Furthermore, the water storage tank is installed at the top of the second screening shell, the water pumping port of the water pump is communicated with the water storage tank through a water pipe, and the water outlet of the water pump is communicated with the screening pipe through a water pipe.
Further, the deflector is the slope form and sets up in the second screening shell, second screening shell internal rotation is provided with two drive rollers, connects through the filter belt transmission between two drive rollers, and two drive rollers are installed in the carriage both sides, the carriage erects and arranges in the second screening shell, water storage shell is installed to second screening shell bottom, water storage shell top and second screening shell bottom communicate, second screening shell lateral wall installs the conveyor motor, one of them drive roller of conveyor motor output shaft, the opening has been seted up to second screening shell one side, and the opening sets up in filter belt one side.
Further, vibrating motor is installed to water storage shell bottom, four connecting blocks are installed to second screening shell bilateral symmetry, the connecting block is installed on the spring, and four springs are all installed on supporting the chassis.
Further, the working process of the device is as follows:
the method comprises the following steps: the method comprises the following steps that a vibration motor is started, the vibration motor drives a second screening shell to vibrate through a water storage shell, the second screening shell vibrates on a supporting bottom frame through springs on four connecting blocks, meanwhile, the second screening shell drives a first screening shell to vibrate through a screening pipe, silicon carbide is added into a feeding hopper, the silicon carbide enters into the feeding pipe through the feeding hopper and enters into a first screening shell through the feeding pipe, a driving motor is started, an output shaft of the driving motor drives a belt pulley to rotate, the belt pulley drives a belt pulley to rotate through a belt, the belt pulley drives a driving shaft to rotate, the driving shaft drives a screening cylinder to rotate, fine silicon carbide is screened out through the surface of the screening cylinder, the fine silicon carbide is screened into a square corrugated pipe and enters into a fine material accommodating cavity through the square corrugated pipe, the coarse silicon carbide is screened out through one side of the screening cylinder, and the coarse silicon carbide is screened into the screening pipe;
step two: the water pump is started, the water pump pumps water in the water storage tank through the first water pipe and discharges the water into the screening pipe through the second water pipe, the water and the coarse silicon carbide enter the second screening shell, the water and the coarse silicon carbide are sequentially filtered by the first screening plate and the second screening plate, part of the coarse silicon carbide is adsorbed on the surfaces of the first screening plate and the second screening plate, and the rest of the coarse silicon carbide and the water are guided to the surface of the filter belt through the guide plate;
step three: the conveying motor is started, the output shaft of the conveying motor drives the driving rollers to rotate, the two driving rollers drive the filter belt to rotate, water flows into the water storage shell through the filtration of the filter belt, the filter belt conveys the residual coarse silicon carbide out of the opening of the second screening shell, then the telescopic cylinder is started, the piston rod of the telescopic cylinder pushes the two spring rods downwards, the two spring rods press the two extrusion plates on the filter belt, the extrusion plates extrude the residual water on the filter belt into the water storage shell, then, a first horizontal motor and a second horizontal motor are started, an output shaft of the first horizontal motor drives a first gear to rotate, the first gear is matched with a first rack to drive a first screening plate to move horizontally, a second output shaft of the horizontal motor drives a second gear to rotate, the second gear is matched with a second rack to drive a second screening plate to move horizontally, the first screening plate and the second screening plate are moved out of a second screening shell, and the silicon carbide on the first screening plate and the second screening plate can be taken out.
The invention has the beneficial effects that:
the invention relates to a silicon carbide grading and screening device, which comprises a vibration motor, a water storage shell, a support chassis, a first screening shell, a second screening shell, a belt wheel, a driving shaft, a screening cylinder, a square corrugated pipe, a vibration motor, a water storage shell, a supporting chassis, a first screening shell, a second screening shell, a screening tube, a belt wheel, a belt, a driving shaft, a screening cylinder, a material storage cavity, a material storage cavity, a material storage cavity, a material, the water pump is started, the water pump pumps water in the water storage tank through the first water pipe and discharges the water into the screening pipe through the second water pipe, the water and the coarse silicon carbide enter the second screening shell, the water and the coarse silicon carbide are sequentially filtered by the first screening plate and the second screening plate, part of the coarse silicon carbide is adsorbed on the surfaces of the first screening plate and the second screening plate, the rest of the coarse silicon carbide and the water are guided to the surface of the filter belt through the guide plates, the silicon carbide is screened twice in different modes through the structural arrangement, firstly, the silicon carbide is pre-screened into coarse silicon carbide and fine silicon carbide through the screening cylinder, then, the coarse silicon carbide is more accurately screened through the first screening plate and the second screening plate, meanwhile, the vibration motor can simultaneously drive the first screening shell and the second screening shell to vibrate simultaneously, the screening effect is good, the screening efficiency of the silicon carbide is high, and meanwhile, the arrangement of the negative pressure fan and the water pump is realized, the pollution caused by a large amount of pollutants generated in the screening process in the first screening shell and the second screening shell is effectively prevented;
by starting the conveying motor, an output shaft of the conveying motor drives the driving rollers to rotate, the two driving rollers drive the filter belt to rotate, water flows into the water storage shell through the filtration of the filter belt, the filter belt conveys residual coarse silicon carbide out of an opening of the second screening shell, then the telescopic cylinder is started, a piston rod of the telescopic cylinder pushes the two spring rods downwards, the two spring rods press the two extrusion plates on the filter belt, the extrusion plates extrude the residual water on the filter belt into the water storage shell, then the horizontal motor I and the horizontal motor II are started, an output shaft of the horizontal motor I drives the gear I to rotate, the gear I is matched with the rack I to drive the first screening plate to move horizontally, an output shaft of the horizontal motor II drives the gear II to rotate, the gear II is matched with the rack II to drive the second screening plate to move horizontally, the first screening plate and the second screening plate move out of the second screening shell, and the silicon carbide on the first screening plate and the second screening plate can be taken out, through above structure setting, conveniently clear up first screening board, second screening board, water and carborundum cooperate the screening speed of accelerating carborundum simultaneously.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of a silicon carbide classifying and screening apparatus of the present invention;
FIG. 2 is an internal structural view of a first screening shell of the present invention;
FIG. 3 is a schematic structural view of a first screening shell of the present invention;
FIG. 4 is an internal structural view of a second screening shell of the present invention;
FIG. 5 is a perspective view of a first sizing plate of the present invention;
fig. 6 is an installation view of the compression plate of the present invention.
In the figure: 1. a first screening shell; 2. a fine material cavity; 3. a second screening shell; 4. a feeding pipe; 5. a screening drum; 6. a drive motor; 7. a drive shaft; 8. a square corrugated tube; 9. screening the tubes; 10. feeding into a hopper; 11. a first screening plate; 12. a second screening plate; 13. a first horizontal motor; 14. a second horizontal motor; 15. blocking strips; 16. a negative pressure fan; 17. a dust extraction pipe; 18. a dust storage box; 19. a dust extraction net; 20. a water pump; 21. a water storage tank; 22. a guide plate; 23. a carriage; 24. a drive roller; 25. a filter belt; 26. a water storage shell; 27. a supporting strip; 28. a telescopic cylinder; 29. a spring lever; 30. a pressing plate; 31. a vibration motor; 32. connecting blocks; 33. a support chassis; 34. a conveying motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the invention is a silicon carbide classifying and screening device, comprising a first screening shell 1 and a second screening shell 3, wherein a screening cylinder 5 is arranged in the first screening shell 1, a square corrugated pipe 8 and a screening pipe 9 are arranged at the bottom of the first screening shell 1, and the screening pipe 9 is arranged at the top of the second screening shell 3;
be provided with first screening board 11 in the second screening shell 3, second screening board 12, square bellows 8 is installed and is held 2 tops in the fine material, water pump 20 is installed at 3 tops of second screening shell, be provided with deflector 22 in the second screening shell 3, deflector 22 sets up in second screening board 12 below, deflector 22 below is provided with filtering tape 25, be provided with telescopic cylinder 28 between deflector 22 and the filtering tape 25, telescopic cylinder 28 installs on support bar 27, two spring levers 29 are installed to telescopic cylinder 28 piston rod tip, stripper plate 30 is installed to spring lever 29 bottom.
Specifically, screening section of thick bamboo 5 rotates and sets up in first screening shell 1, and driving motor 6 is installed to 1 lateral wall of first screening shell, and driving motor 6 output shaft end portion installs belt pulley one, and screening section of thick bamboo 5 is installed on drive shaft 7, and 7 pot heads of drive shaft are equipped with belt pulley two, and belt pulley one, belt pulley two all set up in the 1 outside of first screening shell, are connected through belt transmission between belt pulley one and the belt pulley two.
The top of the square corrugated pipe 8 is communicated with the bottom of the first screening shell 1, the square corrugated pipe 8 is arranged under the screening cylinder 5, the top of the screening pipe 9 is communicated with the bottom of the first screening shell 1, the feeding pipe 4 is installed at one end of the first screening shell 1, the first screening shell 1 is communicated with the feeding pipe 4, the feeding hopper 10 is installed on the feeding pipe 4, and the feeding pipe 4 is communicated with the feeding hopper 10.
The screening pipe 9 is communicated with the second screening shell 3, the first screening plate 11 is arranged above the second screening plate 12, two first racks are symmetrically arranged on two sides of the upper surface of the first screening plate 11, two second racks are symmetrically arranged on two sides of the upper surface of the second screening plate 12, two first horizontal motors 13 and two second horizontal motors 14 are arranged in the second screening shell 3, the two first horizontal motors 13 are symmetrically arranged on two sides of the second screening shell 3, first gears are arranged at the end parts of output shafts of the first horizontal motors 13, the two first racks correspond to the two first gears one by one, the first gears are meshed and connected with the first racks, the two second horizontal motors 14 are symmetrically arranged on two sides of the second screening shell 3, second gears are arranged at the end parts of output shafts of the second horizontal motors 14, the two second racks correspond to the two second gears one by one, the second gears are meshed and connected with the second racks, the first screening plate 11 and the second screening plate 12 both penetrate through the same side of the second screening shell 3, the blocking strips 15 are arranged on the same sides of the first screening plate 11 and the second screening plate 12, and the diameter of the filtering hole of the first screening plate 11 is larger than that of the filtering hole of the second screening plate 12.
The top of the fine material cavity 2 is communicated with the bottom of the square corrugated pipe 8.
The water storage tank 21 is installed at the top of the second screening shell 3, the water pumping port of the water pump 20 is communicated with the water storage tank 21 through a first water pipe, and the water outlet of the water pump 20 is communicated with the screening pipe 9 through a second water pipe.
Vibration motor 31 is installed to water storage shell 26 bottom, and four connecting blocks 32 are installed to 3 bilateral symmetry of second screening shell, and connecting block 32 installs on the spring, and four springs are all installed on supporting chassis 33.
Referring to fig. 1-6, the operation of the silicon carbide classifying and screening device of the present embodiment is as follows:
the method comprises the following steps: starting a vibration motor 31, driving a second screening shell 3 to vibrate by the vibration motor 31 through a water storage shell 26, driving a first screening shell 1 to vibrate by the second screening shell 3 through springs on four connecting blocks 32 on a supporting bottom frame 33, simultaneously driving the first screening shell 1 to vibrate by a second screening shell 3 through a screening pipe 9, adding silicon carbide into a feeding hopper 10, enabling the silicon carbide to enter a feeding pipe 4 through the feeding hopper 10 and enter the first screening shell 1 through the feeding pipe 4, starting a driving motor 6, driving an output shaft of the driving motor 6 to drive a belt pulley to rotate, driving a belt pulley to rotate by the belt pulley to drive a driving shaft 7 to rotate, driving the driving shaft 7 to drive a screening cylinder 5 to rotate, screening out fine silicon carbide through the surface of the screening cylinder 5, screening out the fine silicon carbide into a square corrugated pipe 8, and entering a fine material containing cavity 2 through the square corrugated pipe 8, screening out coarse silicon carbide through one side of the screening cylinder 5, sieving the coarse silicon carbide into a sieving pipe 9;
step two: the water pump 20 is started, the water pump 20 pumps water in the water storage tank 21 through the first water pipe and discharges the water into the screening pipe 9 through the second water pipe, the water and the coarse silicon carbide enter the second screening shell 3, after the water and the coarse silicon carbide are sequentially filtered by the first screening plate 11 and the second screening plate 12, part of the coarse silicon carbide is adsorbed on the surfaces of the first screening plate 11 and the second screening plate 12, and the rest of the coarse silicon carbide and the water are guided to the surface of the filter belt 25 through the guide plate 22;
step three: the conveying motor 34 is started, an output shaft of the conveying motor 34 drives the driving rollers 24 to rotate, the two driving rollers 24 drive the filter belt 25 to rotate, water flows into the water storage shell 26 through the filtration of the filter belt 25, the filter belt 25 conveys the residual coarse silicon carbide out of an opening of the second screening shell 3, then the telescopic cylinder 28 is started, a piston rod of the telescopic cylinder 28 pushes the two spring rods 29 downwards, the two spring rods 29 press the two extrusion plates 30 on the filter belt 25, the extrusion plates 30 extrude the residual water on the filter belt 25 into the water storage shell 26, then the first horizontal motor 13 and the second horizontal motor 14 are started, an output shaft of the first horizontal motor 13 drives the first gear to rotate, the first gear is matched with the first rack to drive the first screening plate 11 to move horizontally, an output shaft of the second horizontal motor 14 drives the second gear to rotate, the second gear is matched with the second rack to drive the second screening plate 12 to move horizontally, the first screening plate 11 and the second screening plate 12 move out of the second screening shell 3, the silicon carbide on the first and second sieving plates 11 and 12 can be taken out.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (2)
1. The silicon carbide classifying and screening device is characterized by comprising a first screening shell (1) and a second screening shell (3), wherein a screening cylinder (5) is arranged in the first screening shell (1), a square corrugated pipe (8) and a screening pipe (9) are arranged at the bottom of the first screening shell (1), and the screening pipe (9) is arranged at the top of the second screening shell (3);
a first screening plate (11) and a second screening plate (12) are arranged in the second screening shell (3), the square corrugated pipe (8) is installed at the top of the fine material containing cavity (2), a water pump (20) is installed at the top of the second screening shell (3), a guide plate (22) is arranged in the second screening shell (3), the guide plate (22) is arranged below the second screening plate (12), a filtering belt (25) is arranged below the guide plate (22), a telescopic cylinder (28) is arranged between the guide plate (22) and the filtering belt (25), the telescopic cylinder (28) is installed on a support bar (27), two spring rods (29) are installed at the end parts of piston rods of the telescopic cylinder (28), and a squeezing plate (30) is installed at the bottom of each spring rod (29);
the screening drum (5) is rotatably arranged in the first screening shell (1), a driving motor (6) is installed on the outer side wall of the first screening shell (1), a first belt pulley is installed at the end part of an output shaft of the driving motor (6), the screening drum (5) is installed on a driving shaft (7), a second belt pulley is sleeved at one end of the driving shaft (7), the first belt pulley and the second belt pulley are both arranged on the outer side of the first screening shell (1), and the first belt pulley and the second belt pulley are in transmission connection through a belt;
the top of the square corrugated pipe (8) is communicated with the bottom of the first screening shell (1), the square corrugated pipe (8) is arranged under the screening cylinder (5), the top of the screening pipe (9) is communicated with the bottom of the first screening shell (1), one end of the first screening shell (1) is provided with the feeding pipe (4), the first screening shell (1) is communicated with the feeding pipe (4), the feeding pipe (4) is provided with the feeding hopper (10), and the feeding pipe (4) is communicated with the feeding hopper (10);
the screening pipe (9) is communicated with the second screening shell (3), the first screening plate (11) is arranged above the second screening plate (12), two first racks are symmetrically arranged on two sides of the upper surface of the first screening plate (11), two second racks are symmetrically arranged on two sides of the upper surface of the second screening plate (12), two first horizontal motors (13) and two second horizontal motors (14) are arranged in the second screening shell (3), the two first horizontal motors (13) are symmetrically arranged on two sides of the second screening shell (3), first gears are arranged at the end parts of output shafts of the first horizontal motors (13), the two first racks correspond to the two first gears one by one, the first gears are meshed with the first racks, the two second horizontal motors (14) are symmetrically arranged on two sides of the second screening shell (3), and the second gears are arranged at the end parts of output shafts of the second horizontal motors (14), the two racks II correspond to the two second gears one by one, the second gears are meshed and connected with the racks II, the first screening plate (11) and the second screening plate (12) penetrate through the same side of the second screening shell (3), the blocking strips (15) are arranged on the same sides of the first screening plate (11) and the second screening plate (12), and the diameter of the filtering hole of the first screening plate (11) is larger than that of the filtering hole of the second screening plate (12);
the top of the outer wall of the first screening shell (1) is provided with a negative pressure fan (16), the bottom of the negative pressure fan (16) is provided with a dust extraction net (19), the top of the negative pressure fan (16) is provided with a dust extraction pipe (17), one end, far away from the negative pressure fan (16), of the dust extraction pipe (17) is communicated with the top of a dust storage box (18), and the dust storage box (18) is fixed to the top of the first screening shell (1);
the top of the fine material containing cavity (2) is communicated with the bottom of the square corrugated pipe (8);
a water storage tank (21) is mounted at the top of the second screening shell (3), a water pumping port of the water pump (20) is communicated with the water storage tank (21) through a water pipe, and a water outlet of the water pump (20) is communicated with the screening pipe (9) through a water pipe II;
the guide plate (22) is arranged in the second screening shell (3) in an inclined manner, two driving rollers (24) are arranged in the second screening shell (3) in a rotating manner, the two driving rollers (24) are in transmission connection through a filter belt (25), the two driving rollers (24) are arranged on two sides of the conveying frame (23), the conveying frame (23) is arranged in the second screening shell (3), a water storage shell (26) is arranged at the bottom of the second screening shell (3), the top of the water storage shell (26) is communicated with the bottom of the second screening shell (3), a conveying motor (34) is arranged on the outer side wall of the second screening shell (3), an output shaft of the conveying motor (34) is connected with one of the driving rollers (24), an opening is formed in one side of the second screening shell (3), and the opening is formed in one side of the filter belt (25);
vibrating motor (31) are installed to water storage shell (26) bottom, four connecting blocks (32) are installed to second screening shell (3) bilateral symmetry, connecting block (32) are installed on the spring, and four springs are all installed on supporting chassis (33).
2. A silicon carbide classifying and screening apparatus according to claim 1, wherein the apparatus operates as follows:
the method comprises the following steps: starting a vibration motor (31), driving a second screening shell (3) to vibrate by the vibration motor (31) through a water storage shell (26), driving a first screening shell (1) to vibrate by the second screening shell (3) through a screening pipe (9) at the same time, adding silicon carbide into a feeding hopper (10), enabling the silicon carbide to enter the feeding pipe (4) through the feeding hopper (10) and enter the first screening shell (1) through the feeding pipe (4), starting a driving motor (6), driving a belt pulley to rotate by an output shaft of the driving motor (6), driving a belt pulley to rotate by a belt, driving a driving shaft (7) to rotate by the belt pulley, driving a screening cylinder (5) to rotate by the driving shaft (7), screening fine silicon carbide through the surface of the screening cylinder (5), screening the fine silicon carbide into a square corrugated pipe (8), the silicon carbide enters the fine material containing cavity (2) through a square corrugated pipe (8) for storage, coarse silicon carbide is sieved out through one side of the sieving cylinder (5), and the coarse silicon carbide is sieved into the sieving pipe (9);
step two: the water pump (20) is started, the water pump (20) pumps water in the water storage tank (21) through the first water pipe and discharges the water into the screening pipe (9) through the second water pipe, the water and coarse silicon carbide enter the second screening shell (3), after being filtered by the first screening plate (11) and the second screening plate (12) in sequence, part of the coarse silicon carbide is adsorbed on the surfaces of the first screening plate (11) and the second screening plate (12), and the rest of the coarse silicon carbide and the water are guided to the surface of the filter belt (25) through the guide plate (22);
step three: the conveying motor (34) is started, an output shaft of the conveying motor (34) drives the driving rollers (24) to rotate, the two driving rollers (24) drive the filter belt (25) to rotate, water flows into the water storage shell (26) through filtration of the filter belt (25), the filter belt (25) conveys residual coarse silicon carbide out of an opening of the second screening shell (3), then the telescopic cylinder (28) is started, a piston rod of the telescopic cylinder (28) downwards pushes the two spring rods (29), the two spring rods (29) press the two extrusion plates (30) on the filter belt (25), the extrusion plates (30) extrude the residual water on the filter belt (25) into the water storage shell (26), then the first horizontal motor (13) and the second horizontal motor (14) are started, an output shaft of the first horizontal motor (13) drives the first gear to rotate, the first gear drives the first screening plate (11) to horizontally move in a matching manner with the first rack, and the second horizontal motor (14) drives the second gear to rotate, the second gear is matched with the second rack to drive the second screening plate (12) to move horizontally, the first screening plate (11) and the second screening plate (12) are moved out of the second screening shell (3), and then the silicon carbide on the first screening plate (11) and the second screening plate (12) can be taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204776.7A CN112452719B (en) | 2020-11-02 | 2020-11-02 | Silicon carbide classifying and screening device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204776.7A CN112452719B (en) | 2020-11-02 | 2020-11-02 | Silicon carbide classifying and screening device |
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| Publication Number | Publication Date |
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| CN112452719A CN112452719A (en) | 2021-03-09 |
| CN112452719B true CN112452719B (en) | 2021-09-28 |
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| GB356963A (en) * | 1930-10-08 | 1931-09-17 | Gartons Ltd | Improvements in apparatus for separating seeds |
| CN202289652U (en) * | 2011-10-21 | 2012-07-04 | 江阴浩博科技有限公司 | Belt pressure filter for silicon carbide powder slurry material |
| CN203400560U (en) * | 2013-06-19 | 2014-01-22 | 江苏大阳光辅股份有限公司 | Silicon carbide mortar filter press |
| CN204912019U (en) * | 2015-07-16 | 2015-12-30 | 河南新大新材料股份有限公司 | Farine remove device in carborundum cutting sword material |
| CN207745596U (en) * | 2017-10-30 | 2018-08-21 | 潍坊凯华碳化硅微粉有限公司 | A kind of silicon carbide micro-powder filter-pressing device |
| CN207981632U (en) * | 2017-12-25 | 2018-10-19 | 郑州恒生科技有限公司 | A kind of silicon carbide micro-powder waterpower screening machine |
| CN208116137U (en) * | 2017-12-28 | 2018-11-20 | 平顶山市国邦新材料有限公司 | A kind of silicon carbide production line precipitating screening system |
| CN209238433U (en) * | 2018-11-22 | 2019-08-13 | 扬州霞光光电有限公司 | A kind of silicon-carbide particle screening plant |
| CN210394119U (en) * | 2019-07-27 | 2020-04-24 | 郑州国研环保科技有限公司 | Sludge rolling dewatering mechanism |
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