CN112122100A - Combined grain cleaning sieve and using method - Google Patents
Combined grain cleaning sieve and using method Download PDFInfo
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- CN112122100A CN112122100A CN202010938300.XA CN202010938300A CN112122100A CN 112122100 A CN112122100 A CN 112122100A CN 202010938300 A CN202010938300 A CN 202010938300A CN 112122100 A CN112122100 A CN 112122100A
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- wall
- grains
- grain
- plate
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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
- B07B1/08—Screens rotating within their own plane
-
- 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
- B07B1/282—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens their jigging movement being a closed or open curvilinear path in a plane perpendicular to the plane of the screen and parrallel or transverse to the direction of conveyance
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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
-
- 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
-
- 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
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
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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
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
-
- 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
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/12—Sieving bulk materials during loading or unloading
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a combined grain cleaning sieve in the technical field of grains, which comprises a fixed base, wherein the left side and the right side of the top of the fixed base are respectively provided with an outer frame, the top of the outer frame is provided with an outer protective shell, the inner cavity of the outer protective shell is provided with a servo motor, the output end of the servo motor is connected with a screw rod through a speed reducer, the outer wall of the screw rod is in threaded connection with an internal thread lantern ring, the outer wall of the internal thread lantern ring is connected with a fixed rod, the bottom of the movable rod is connected with a pin shaft, the outer wall of the pin shaft is movably provided with a telescopic bracket, the bottom of the fixed end of the telescopic bracket is provided with a connecting bracket, the bottom of the connecting bracket is movably connected with a sorting device, dust and impurities in the grains are separated and blown out, the grains are subjected to, and taking the sorted grain out.
Description
Technical Field
The invention relates to the technical field of grains, in particular to a combined grain cleaning sieve and a using method thereof.
Background
Present grain for example wheat is reaping the completion back, general wheat need be through the sunning, sieve the wheat again, make the wheat keep dry and wherein can not contain too many impurity, could carry out further processing to the wheat, when sieving the wheat in the current device, the simple mode that impurity such as dust in the grain generally adopted all passes through the clearance sieve, the clearance sieve is simple operation mode when the clearance can not carry out quick clearance to the grain, the dust is difficult to quick thorough getting rid of with impurity, grain can not accomplish the transport automatically, can not sieve through the process of multistage combination screening. Therefore, a combined grain cleaning sieve and a using method thereof are provided.
Disclosure of Invention
The invention aims to provide a combined grain cleaning sieve and a using method thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a combined grain cleaning sieve comprises a fixed base, wherein outer frames are arranged on the left side and the right side of the top of the fixed base, an outer protective shell is arranged on the top of the outer frames, a servo motor is arranged in an inner cavity of the outer protective shell, the output end of the servo motor is connected with a screw rod through a speed reducer, the outer wall of the screw rod is in threaded connection with an inner thread lantern ring, the outer wall of the inner thread lantern ring is connected with a fixed rod, the fixed rod extends to the outer wall of the outer frames and is connected with a movable rod, the bottom of the movable rod is connected with a pin shaft, a telescopic support is movably arranged on the outer wall of the pin shaft, a connecting support is arranged at the bottom of the fixed end of the telescopic support, a sorting device is movably connected at the bottom of the connecting support, a baffle is arranged, the bottom left side of the fixed shell is provided with a movable shaft which is movably matched and connected with the screw rod, the inner wall of the fixed shell is provided with a rotating shaft through a bearing, the bottom of the rotating shaft is connected with a filter box through a bearing, the rotating shaft is movably connected with the movable shaft through a conveyor belt, the inner cavity of the filter box is provided with a filter plate block, the left side and the right side of the top of the filter plate block are respectively provided with a buffer spring, the top of the buffer spring is connected with the left side and the right side of the top of the inner cavity of the filter box, the left side and the right side of the bottom of the inner cavity of the filter box are respectively provided with a connecting shaft, the outer wall of the connecting shaft is connected with a driven gear, the outer wall of the screw rod is provided with a driving gear, the driving gear is meshed and connected with the outer wall of the, the top of fixed casing sets up leads to the material pipe, the inner wall that leads to the material pipe sets up the stock guide frid, the right side outer wall that leads to the material pipe sets up the fan, the activity of the left side outer wall that leads to the material pipe sets up collection device, the top that leads to the material pipe communicates conveying pipeline, conveying pipeline's right side outer wall sets up step motor, step motor's output passes through the speed reducer and connects the auger.
Further, the outer walls of the screw rod, the movable shaft and the rotating shaft are provided with matched conveying wheels, the conveying wheels on the outer wall of the movable shaft are two groups, and the conveying belts are connected with the conveying wheels on the same horizontal axis in a meshed mode.
Furthermore, the sorting device comprises an outer housing which is movably arranged at the bottom of the connecting support, a filter screen plate is movably arranged in an inner cavity of the outer housing, a pull rod is arranged on the front end face of the filter screen plate, and a limiting sliding groove matched with the filter screen plate is arranged on the inner wall of the outer housing.
Furthermore, the filter screen plate comprises a fixed plate movably arranged in the inner cavity of the outer housing, the inner wall of the fixed plate is provided with a filter cotton net, and the outer wall of the fixed plate is provided with a limiting sliding block matched with the limiting sliding groove.
Further, screening plant is including setting up the outer lantern ring at the pivot outer wall, the lantern ring in the inner chamber setting of outer lantern ring, and the height that highly is less than the outer lantern ring of the interior lantern ring, the inner chamber of interior lantern ring sets up the baffle, and the baffle is linked together with the pivot.
Furthermore, the collecting device comprises an outer sleeve fixedly arranged on the outer wall of the left side of the material passing pipe, the inner wall of the outer sleeve is movably clamped and fastened with a fastening device, the fastening device extends to a fastening plate block for movably clamping the end face of the inner wall of the outer sleeve, the left side of the fastening plate block is connected with the collecting bag, and the outer wall of the right side of the outer sleeve is provided with a flow blocking plate block.
Furthermore, fastener includes fixed baseplate, the terminal surface that fixed baseplate is close to outer inside pipe wall sets up the inner groovy, the inner wall of inner groovy sets up the loose axle, the outer wall of loose axle passes through volute spiral spring and connects the joint pole.
Furthermore, the left side and the right side of the bottom of the filter plate block are both provided with a convex block, and the top of the driven gear is provided with a semicircular cam matched with the convex block.
Further, a using method of the combined grain cleaning sieve comprises the following steps:
s1: firstly, putting grains into a material conveying pipeline, connecting the grain conveying pipeline with a power supply through a control switch to operate a stepping motor, driving an auger to rotate through a speed reducer by the output end of the stepping motor, conveying the grains poured into the material conveying pipeline in the rotation process of the auger, putting the grains into a material passing pipe in the conveying process of the grains, enabling the grains to be scattered in the material passing pipe through a material guide groove plate, operating a fan simultaneously, enabling wind blown out by the fan to act on the scattered grains, blowing out dust and impurities with lighter mass in the grains, and enabling the dust and the impurities to enter a collecting device through a spoiler block;
s2: the collecting bag in the collecting device can be movably clamped in the outer sleeve through the fastening device, the collecting bag can be movably inserted in the inner wall of the outer sleeve through the fixing base plate during disassembly and assembly, then the clamping rod can move in the inner groove, the clamping rod is movably clamped in the inner wall of the outer sleeve, the collecting bag can be disassembled and assembled on the outer sleeve and replaced, grains can continuously fall down, the falling grains can fall down in the screening device, the servo motor is connected with a power supply through the control switch to operate the servo motor, the servo motor can drive the movable shaft to rotate during operation, the rotating shaft is driven to rotate through the transmission wheel, the screening device can be driven to rotate, the grains rotate along with the rotation in the screening device, the grains can rapidly fall down due to the fact that the weight of the grains is larger than the weight of impurities such as dust in the grains, and the dust can enter the interlayer of the outer sleeve and the inner sleeve, thereby further filtering and screening the grains;
s3: the grains after being further filtered and screened fall on the filtering plate block in the filtering box, the servo motor rotates to drive the driving gear to rotate through the screw rod, the driving gear drives the driven gear to rotate through the conveying belt, so that the driven gear can be driven to rotate, the cam on the driven gear is matched with the lug at the bottom of the filtering plate block, so that the filtering plate block can be vibrated, the grains are filtered, the filtered grains can enter the sorting device through the discharging barrel and the feeding barrel, and the grains with different sizes are sorted out through the sorting device;
s4: servo motor is at rotary motion's in-process, drive screw rod rotary motion, thereby make the internal thread lantern ring on the screw rod outer wall threaded connection lift adjustment internal thread lantern ring motion in-process can drive movable rod elevating movement, thereby can drive the telescopic bracket upset through the round pin axle, then telescopic bracket drives linking bridge elevating movement, thereby drive sorting unit left and right rocking, and the grain that drops on filtering the otter board is along with the swing, then the tiny particle grain drops and accomplishes the sorting, can take out filtering the otter board from the housing through the pull rod finally, thereby can follow the grain after sorting out and take out.
Compared with the prior art, the invention has the beneficial effects that:
1. the grain conveying device can directly put the grain into the grain conveying device and convey the grain by the auger, the grain enters the grain conveying device and is scattered and dropped by the guide chute plate, and the dust and impurities in the grain can be separated and blown out by the cooperation of the fan and the collecting device, so that primary grain filtration can be completed in the grain conveying process;
2. the grain slides continuously in the screening device, and when the grain rotates in the screening device, the grain falls rapidly because the weight of the grain is greater than the weight of impurities such as dust in the grain, and the dust can enter an interlayer between the outer sleeve ring and the inner sleeve ring, so that the grain is further filtered and screened, and then the grain is subjected to multistage filtration in various combination modes through the matching of the filtering plate and the driven gear and the reciprocating motion of the telescopic spring, so that the grain is rapidly and better cleaned;
3. the grains filtered by the invention can fall into the sorting device, the sorting device swings left and right, and the grains falling on the filter screen plate swing along with the swinging, so that the small-particle grains fall to be sorted, and finally the filter screen plate can be pulled out from the outer housing through the pull rod, so that the grains with different sizes can be sorted, and the sorted grains can be taken out.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of the present invention at A;
FIG. 3 is a schematic view of the structure of the sorting apparatus according to the present invention;
FIG. 4 is a schematic diagram of a filter screen structure according to the present invention;
FIG. 5 is a schematic view of a structural screening device of the present invention;
FIG. 6 is a schematic view of the structure of the collecting device of the present invention.
In the figure: 1. a fixed base; 2. an outer frame; 3. an outer protective shell; 4. a servo motor; 5. a screw; 6. an internal thread collar; 7. a movable rod; 8. a telescopic bracket; 9. a pin shaft; 10. connecting a bracket; 11. a sorting device; 111. an outer casing; 112. a filter screen plate; 113. a pull rod; 114. a limiting chute; 12. a partition plate; 13. a stationary housing; 14. a screening device; 141. an outer collar; 142. an inner collar; 143. a baffle plate; 15. a movable shaft; 16. a filter box; 17. a filter plate; 18. a buffer spring; 19. a driven gear; 20. a driving gear; 21. a connecting shaft; 22. a conveyor chain; 23. a discharging barrel; 24. a feeding cylinder; 25. a material passing pipe; 26. a chute plate; 27. a fan; 28. a collection device; 281. an outer sleeve; 282. a fastening device; 2821. fixing the substrate; 2822. an inner groove; 2823. a movable shaft; 2824. a clamping and connecting rod; 283. a collection bag; 284. fastening the plate; 285. a flow-blocking plate; 29. a delivery pipeline; 30. a stepping motor; 31. a packing auger; 32. a transfer wheel; 33. a rotating shaft.
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 present invention provides a technical solution: a combined grain cleaning sieve comprises a fixed base 1, wherein outer frames 2 are arranged on the left side and the right side of the top of the fixed base 1, an outer casing 3 is arranged on the top of the outer frame 2, a servo motor 4 is arranged in an inner cavity of the outer casing 3, an output end of the servo motor 4 is connected with a screw rod 5 through a speed reducer, an outer wall of the screw rod 5 is in threaded connection with an inner thread lantern ring 6, an outer wall of the inner thread lantern ring 6 is connected with a fixed rod, the fixed rod extends to the outer wall of the outer frame 2 and is connected with a movable rod 7, the movable rod 7 is arranged on the inner walls on the left side and the right side of the fixed base 1, the movable rod 7 can be limited and lifted in the inner wall of the fixed base 1, the bottom of the movable rod 7 is connected with a pin shaft 9, an expansion bracket 8 is movably arranged on the outer wall of the pin shaft 9, the expansion, the bottom of the connecting bracket 10 is movably connected with a sorting device 11, a partition plate 12 is arranged in the inner cavity of the outer frame 2 close to the inner wall of the top, the partition plate 12 is arranged in the inner cavity of the outer frame 2 and can limit the lifting motion of the internal thread lantern ring 6, the opposite end surfaces of the two groups of outer protective shells 3 are provided with fixed shells 13, the inner cavity of the fixed shells 13 is provided with a screening device 14, the left side of the bottom of the fixed shells 13 is provided with a movable shaft 15, the movable shaft 15 is movably matched and connected with the screw 5, the outer walls of the movable shaft 15 and the screw 5 are respectively provided with a transmission wheel 32, the transmission wheels 32 can rotate through the transmission belt, the inner wall of the fixed shells 13 is provided with a rotating shaft 33 through a bearing, the rotating shaft 33 is a hollow shaft, the bottom of the rotating shaft 33 is connected with a filter box 16 through the bearing, the rotating shaft 33, the buffer spring 18 can reset the filter plate 17 through the buffer spring 18 when the filter plate is vibrated, the top of the buffer spring 18 is connected to the left side and the right side of the top of the inner cavity of the filter box 16, the left side and the right side of the bottom of the inner cavity of the filter box 16 are both provided with connecting shafts 21, the outer wall of the connecting shaft 21 is connected with a driven gear 19, the outer wall of the screw 5 is provided with a driving gear 20, the driving gear 20 is meshed with the outer wall of the driven gear 19 to be connected with a transmission chain 22, the bottom of the filter box 16 is provided with a discharging cylinder 23, the inner wall of the middle position of the top of the fixed base 1 is provided with a feeding cylinder 24, the bottom of the discharging cylinder 23 is inserted into the inner wall of the feeding cylinder 24, the top of the fixed shell 13 is provided with a material passing pipe 25, the inner wall of the material passing pipe 25 is provided with a material guide groove plate 26, the top of the material passing pipe 25 is communicated with a material conveying pipeline 29, the outer wall of the right side of the material conveying pipeline 29 is provided with a stepping motor 30, and the output end of the stepping motor 30 is connected with an auger 31 through a speed reducer.
Referring to fig. 1 and 4, the outer walls of the screw 5, the movable shaft 15 and the rotating shaft 33 are all provided with two sets of matched conveying wheels 32, and the surfaces of the conveying wheels 32 on the outer wall of the movable shaft 15 are engaged with and connected with a conveying belt, so that the conveying wheels 32 are matched with each other, the movable shaft 15 can drive the rotating shaft 33 to rotate, and the rotating shaft 33 can drive the sieving device 14 to rotate for adjustment;
referring to fig. 3, the sorting device 11 includes an outer housing 111 movably disposed at the bottom of the connecting bracket 10, a filter screen 112 is movably disposed in an inner cavity of the outer housing 111, a pull rod 113 is disposed on a front end surface of the filter screen 112, a limiting chute 114 matched with the filter screen 112 is disposed on an inner wall of the outer housing 111, the sorting device 11 swings left and right, and grains dropped on the filter screen 112 swing along with the swinging, so that the small grains drop to complete sorting, and finally the filter screen 112 can be drawn out of the outer housing 111 through the pull rod 113, so that the sorted grains can be taken out;
referring to fig. 3 again, the filter screen plate 112 includes a fixed plate movably disposed in the inner cavity of the outer housing 111, the inner wall of the fixed plate is provided with a filter cotton net, and the outer wall of the fixed plate is provided with a limit slider matched with the limit chute, so that the filter screen plate 112 can be drawn in the outer housing 111 by the limit slider sliding in the limit chute;
referring to fig. 4, the screening device 14 includes an outer collar 141 disposed on the outer wall of the rotating shaft 33, an inner cavity of the outer collar 141 is provided with an inner collar 142, the height of the inner collar 142 is smaller than the height of the outer collar 141, an inner cavity of the inner collar 142 is provided with a baffle 143, the baffle 143 is communicated with the rotating shaft 33, and impurities in the grains can be screened into an interlayer between the outer collar 141 and the inner collar 142 by the rotating motion of the screening device 14 along with the rotating shaft 33, such that the outer collar 141 and the inner collar 142 rotate, and the height of the inner collar 142 is smaller than the height of the outer collar 141;
referring to fig. 5, the collecting device 28 includes an outer sleeve 281 fixedly disposed on the left outer wall of the material passing pipe 25, an inner wall of the outer sleeve 281 is movably clamped with a fastening device 282, the fastening device 282 extends to an end face movable clamping fastening plate 284 on the inner wall of the outer sleeve 281, the left side of the fastening plate 284 is connected with a collecting bag 283, the right outer wall of the outer sleeve 281 is provided with a flow blocking plate 285, the fastening device 282 includes a fixed base 2821, an inner groove 2822 is disposed on the end face of the fixed base 2821 near the inner wall of the outer sleeve 281, an inner wall of the inner groove 2822 is provided with a movable shaft 2823, the outer wall of the movable shaft 2823 is connected with a clamping rod 2824 through a scroll spring, the collecting bag 283 in the collecting device 28 can be movably clamped in the outer sleeve 281 through the fastening device 282, during assembling and disassembling, the collecting bag can be inserted into the inner wall of the outer sleeve 281 through the fixed base 2821, then, the collection bag 283 can be disassembled and replaced on the outer sleeve 281;
referring to fig. 2, the left and right sides of the bottom of the filter plate 17 are provided with protrusions, and the top of the driven gear 19 is provided with a semicircular cam matched with the protrusions, so that the filter plate 17 can vibrate to screen grains by the cooperation of the protrusions and the semicircular cam.
A use method of a combined grain cleaning sieve comprises the following steps:
s1: firstly, grains are put into a material conveying pipeline 29, a control switch is connected with a power supply to operate a stepping motor 30, the output end of the stepping motor 30 drives an auger 31 to rotate through a speed reducer, the auger 31 can convey the grains poured into the material conveying pipeline 29 in the rotating process, the grains can be put into a material passing pipe 25 in the grain conveying process, the grains can be dispersed and fall into the material passing pipe 25 through a material guide groove plate 26, a fan 27 is operated at the same time, wind blown out by the fan 27 acts on the scattered grains, dust and impurities with light quality in the grains are blown out, and the dust and the impurities can enter a collecting device 28 through a flow resistance plate 285;
s2: the collecting bag 283 in the collecting device 28 can be movably clamped in the outer sleeve 281 through the fastening device 282, during dismounting, the collecting bag 283 can be inserted in the inner wall of the outer sleeve 281 through the fixed base plate 2821, then the clamping rod 2824 can move in the inner groove 2822, so that the clamping rod 2824 can be movably clamped in the inner wall of the outer sleeve 281, the collecting bag 283 can be dismounted and replaced on the outer sleeve 281, and the grain can continuously fall down, the falling grain can fall down in the screening device 14, the servo motor 4 is operated through connecting the control switch with the power supply, the servo motor 4 can drive the movable shaft 15 to rotate in the operation process, and then the transmission wheel 32 drives the rotating shaft 33 to rotate, so that the screening device 14 can be driven to rotate, the grain rotates in the screening device 14, and in the rotation process, because the weight of the grain is greater than the weight of impurities such as dust in the grain, the grains fall rapidly, and the dust can enter the interlayer between the outer sleeve ring 141 and the inner sleeve ring 142, so as to further filter and sieve the grains;
s3: the grains after further filtering and screening fall on the filtering plate block 17 in the filtering box 16, the servo motor 4 rotates to drive the driving gear 20 to rotate through the screw 5, the driving gear 20 drives the driven gear 19 to rotate through the transmission chain 22, so that the driven gear 19 can be driven to rotate, the cam on the driven gear 19 is matched with the lug at the bottom of the filtering plate block 17, so that the filtering plate block 17 can be vibrated to filter the grains, the filtered grains can enter the sorting device 11 through the discharging cylinder 23 and the feeding cylinder 24, and the grains with different sizes are sorted out through the sorting device 11;
s4: servo motor 4 is at rotary motion's in-process, drive 5 rotary motion of screw rod, thereby make the in-process of the threaded connection lift adjustment internal thread lantern ring 6 motion of internal thread lantern ring 6 on the outer wall of screw rod 5 can drive movable rod 7 elevating movement, thereby can drive telescopic bracket 8 upset through round pin axle 9, then telescopic bracket 8 drives linking bridge 10 elevating movement, thereby drive sorting unit 11 left and right rocking, and the grain that drops on filtering net board 112 is along with the swing, then the tiny particle grain drops and accomplishes the sorting, can take out filtering net board 112 from outer housing 111 through pull rod 113 finally, thereby can follow the grain after sorting out and take out.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a modular grain clearance sieve, includes unable adjustment base (1), its characterized in that: the outer frame (2) is arranged on the left side and the right side of the top of the fixed base (1), the outer shell (3) is arranged on the top of the outer frame (2), a servo motor (4) is arranged in an inner cavity of the outer shell (3), an output end of the servo motor (4) is connected with a screw rod (5) through a speed reducer, an outer wall of the screw rod (5) is in threaded connection with an inner thread sleeve ring (6), an outer wall of the inner thread sleeve ring (6) is connected with a fixed rod, the fixed rod extends to the outer wall of the outer frame (2) and is connected with a movable rod (7), the bottom of the movable rod (7) is connected with a pin shaft (9), an expansion bracket (8) is movably arranged on the outer wall of the pin shaft (9), a connecting bracket (10) is arranged at the bottom of the fixed end of the expansion bracket (8), a bottom movable connecting sorting device (11, the relative terminal surface of two sets of outer protecting casings (3) sets up fixed casing (13), the inner chamber of fixed casing (13) sets up screening plant (14), the bottom left side of fixed casing (13) sets up loose axle (15), and loose axle (15) and screw rod (5) clearance fit are connected, the inner wall of fixed casing (13) passes through the bearing and sets up pivot (33), and the bottom of pivot (33) passes through the bearing and connects rose box (16), pivot (33) pass through conveyer belt swing joint loose axle (15), the inner chamber of rose box (16) sets up filter plate block (17), the top left and right sides of filter plate block (17) all sets up buffer spring (18), the top of buffer spring (18) is connected the left and right sides at rose box (16) inner chamber top, the inner chamber bottom left and right sides of rose box (16) all sets up connecting axle (21), the outer wall of the connecting shaft (21) is connected with a driven gear (19), the outer wall of the screw rod (5) is provided with a driving gear (20), the driving gear (20) is meshed with the outer wall of the driven gear (19) to be connected with a conveying chain (22), the bottom of the filter box (16) is provided with a discharge barrel (23), the inner wall of the middle position of the top of the fixed base (1) is provided with a feeding barrel (24), the bottom of the discharge barrel (23) is inserted into the inner wall of the feeding barrel (24), the top of the fixed shell (13) is provided with a material passing pipe (25), the inner wall of the material passing pipe (25) is provided with a material guide groove plate (26), the outer wall of the right side of the material passing pipe (25) is provided with a fan (27), the outer wall of the left side of the material passing pipe (25) is movably provided with a collecting device (28), the top of the material passing pipe (25) is communicated, the output end of the stepping motor (30) is connected with the packing auger (31) through a speed reducer.
2. The combined grain cleaning screen of claim 1, wherein: the outer wall of screw rod (5), loose axle (15) and pivot (33) all sets up assorted transfer gear (32), transfer gear (32) on loose axle (15) outer wall are total two sets ofly, and the surface meshing of transfer gear (32) of same horizontal axis connects the conveyer belt.
3. The combined grain cleaning screen of claim 1, wherein: the sorting device (11) comprises an outer housing (111) movably arranged at the bottom of the connecting support (10), a filter screen plate (112) is movably arranged in an inner cavity of the outer housing (111), a pull rod (113) is arranged on the front end face of the filter screen plate (112), and a limiting sliding groove (114) matched with the filter screen plate (112) is arranged on the inner wall of the outer housing (111).
4. The combined grain cleaning screen of claim 3, wherein: the filter screen plate (112) comprises a fixed plate movably arranged in the inner cavity of the outer housing (111), the inner wall of the fixed plate is provided with a filter cotton net, and the outer wall of the fixed plate is provided with a limiting slide block matched with the limiting slide groove.
5. The combined grain cleaning screen of claim 1, wherein: the screening device (14) comprises an outer sleeve ring (141) arranged on the outer wall of the rotating shaft (33), an inner sleeve ring (142) is arranged in the inner cavity of the outer sleeve ring (141), the height of the inner sleeve ring (142) is smaller than that of the outer sleeve ring (141), a baffle (143) is arranged in the inner cavity of the inner sleeve ring (142), and the baffle (143) is communicated with the rotating shaft (33).
6. The combined grain cleaning screen of claim 1, wherein: the collecting device (28) comprises an outer sleeve (281) fixedly arranged on the outer wall of the left side of the material passing pipe (25), a movable clamping and fastening device (282) is arranged on the inner wall of the outer sleeve (281), the fastening device (282) extends to a movable clamping and fastening plate block (284) on the end face of the inner wall of the outer sleeve (281), the left side of the fastening plate block (284) is connected with a collecting bag (283), and a flow blocking plate block (285) is arranged on the outer wall of the right side of the outer sleeve (281).
7. The combined grain cleaning screen of claim 6, wherein: fastener (282) include fixed baseplate (2821), the terminal surface that fixed baseplate (2821) are close to outer tube (281) inner wall sets up inner groovy (2822), the inner wall of inner groovy (2822) sets up loose axle (2823), the outer wall of loose axle (2823) passes through scroll spring coupling joint pole (2824).
8. The combined grain cleaning screen of claim 1, wherein: the left side and the right side of the bottom of the filter plate block (17) are both provided with a convex block, and the top of the driven gear (19) is provided with a semicircular cam matched with the convex block.
9. The use method of the combined grain cleaning sieve of any one of claims 1 to 8, wherein: the method comprises the following steps:
s1: firstly, grains are put into a conveying pipeline (29), a control switch is connected with a power supply to operate a stepping motor (30), the output end of the stepping motor (30) drives an auger (31) to rotate through a speed reducer, the auger (31) can convey the grains poured into the conveying pipeline (29) in the rotating process, the grains can be put into a material passing pipe (25) in the conveying process, the grains can pass through a material guide groove plate (26), so that the grains are scattered in the material passing pipe (25), a fan (27) is operated at the same time, wind blown out by the fan (27) acts on the scattered grains, and the dust and impurities with lighter mass in the grains are blown out and can enter a collecting device (28) through a flow resistance plate block (285);
s2: the collecting bag (283) in the collecting device (28) can be movably clamped in the outer sleeve (281) through the fastening device (282), the collecting bag can be inserted into the inner wall of the outer sleeve (281) through the fixed base plate (2821) during disassembly and assembly, then the clamping rod (2824) can move in the inner groove (2822), the clamping rod (2824) can be movably clamped in the inner wall of the outer sleeve (281), the collecting bag (283) can be disassembled and assembled on the outer sleeve (281), the grains can continuously fall down, the falling grains can fall into the screening device (14), the servo motor (4) is connected with a power supply through a control switch to operate, the servo motor (4) can drive the movable shaft (15) to rotate in the operation process, the transmission wheel (32) drives the rotating shaft (33) to rotate, the screening device (14) can be driven to rotate, and the grains rotate in the screening device (14), in the rotation process of the grains, the grains fall rapidly because the weight of the grains is greater than the weight of impurities such as dust and the like in the grains, and the dust can enter an interlayer between the outer sleeve ring (141) and the inner sleeve ring (142), so that the grains are further filtered and sieved;
s3: grain after further filtering and screening drops on the filtering plate block (17) in the filtering box (16), the servo motor (4) rotates to drive the driving gear (20) to rotate through the screw rod (5), the driving gear (20) drives the driven gear (19) to rotate through the conveying chain (22), so that the driven gear (19) can be driven to rotate, a cam on the driven gear (19) is matched with a lug at the bottom of the filtering plate block (17), so that the filtering plate block (17) can be vibrated, grain is filtered, the filtered grain can enter the sorting device (11) through the discharging barrel (23) and the feeding barrel (24), and the grain with different sizes is sorted out through the sorting device (11);
s4: servo motor (4) is at rotary motion's in-process, drive screw rod (5) rotary motion, thereby make internal thread lantern ring (6) threaded connection lift adjustment internal thread lantern ring (6) motion on screw rod (5) outer wall in-process can drive movable rod (7) elevating movement, thereby can drive telescopic bracket (8) upset through round pin axle (9), then telescopic bracket (8) drive linking bridge (10) elevating movement, thereby drive sorting unit (11) and sway about, and the grain that drops on filtering screen board (112) is along with the swing, then the tiny particle grain drops and accomplishes the separation, finally can take out filtering screen board (112) from outer housing (111) through pull rod (113), thereby can take out the grain after sorting from it.
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CN202010938300.XA CN112122100A (en) | 2020-09-09 | 2020-09-09 | Combined grain cleaning sieve and using method |
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CN202010938300.XA CN112122100A (en) | 2020-09-09 | 2020-09-09 | Combined grain cleaning sieve and using method |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113305009A (en) * | 2021-06-15 | 2021-08-27 | 葛强 | Sealed rolling type multi-stage screening machine |
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2020
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113305009A (en) * | 2021-06-15 | 2021-08-27 | 葛强 | Sealed rolling type multi-stage screening machine |
CN113305009B (en) * | 2021-06-15 | 2022-11-18 | 湖北庄康生物科技股份有限公司 | Sealed rolling type multi-stage screening machine |
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