CN110773430A - Cereal dust removal edulcoration device - Google Patents
Cereal dust removal edulcoration device Download PDFInfo
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- CN110773430A CN110773430A CN201911143774.9A CN201911143774A CN110773430A CN 110773430 A CN110773430 A CN 110773430A CN 201911143774 A CN201911143774 A CN 201911143774A CN 110773430 A CN110773430 A CN 110773430A
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- sieve 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
- 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
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4636—Regulation of screen apertures
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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
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
- B07B4/04—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall in cascades
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a grain dedusting and impurity removing device, which comprises a machine body, wherein the machine body comprises a feeding cavity, the lower side of the feeding cavity is communicated with an oscillating chute, the right end wall of the oscillating chute is fixedly provided with an oscillating motor, the left end of the oscillating motor is provided with an oscillating shaft, the left end of the oscillating shaft is fixedly provided with an upper sieve plate, an upper through hole is arranged in the upper sieve plate, and a sliding groove is arranged in the lower end surface of the upper sieve plate. The dust removal is convenient, and the dust removal precision is improved.
Description
Technical Field
The invention relates to the technical field of grain treatment, in particular to a grain dedusting and impurity removing device.
Background
Cereal is along with impurity after the sunning, the dust, stone or earth, need screen and remove dust cereal before cereal crushing is milled, current cereal removes dust and uses the mesh screen that can vibrate usually, make impurity and dust in the cereal separate from the mesh screen downside respectively, but cereal and dust are synchronous vibrates in the mesh screen, it is difficult to the complete separation to make cereal and impurity, impurity is many, secondly, there is the device that removes dust and edulcoration to cereal through the selection by winnowing, the unable regulation of intensity of its wind-force, when handling the cereal of different granule sizes, its treatment accuracy is low. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows:
the existing dust removal and impurity removal device has low treatment efficiency and more grain impurities, and can not meet the treatment requirements of grains with different particle sizes.
In order to solve the problems, the embodiment designs a grain dedusting and impurity removing device, which comprises a machine body, wherein the machine body comprises a feeding cavity, the lower side of the feeding cavity is communicated with and provided with an oscillating chute, the right end wall of the oscillating chute is fixedly provided with an oscillating motor, the left end of the oscillating motor is dynamically provided with an oscillating shaft, the left end of the oscillating shaft is fixedly provided with an upper sieve plate, the upper sieve plate is internally provided with an upper through hole, the lower end surface of the upper sieve plate is internally provided with a sliding groove, a lower sieve plate is slidably arranged in the sliding groove, the lower sieve plate is internally provided with a lower through hole, the relative sliding of the upper sieve plate and the lower sieve plate can control the size of a gap communicated between the upper through hole and the lower through hole, so that grains can circulate conveniently, the upper sieve plate can drive the upper sieve plate and the lower sieve plate to vibrate synchronously at high frequency when working, the left end of the lower sieve plate is provided with an adjusting device which is used for controlling the sliding of the lower sieve plate, the upper side of the oscillating chute is provided with a power device which comprises a power motor, the power motor provides power for the operation of the adjusting device, the left side of the oscillating chute is provided with a speed regulating cavity, an adjusting toothed ring is rotatably arranged in the speed regulating cavity through a rotating shaft, a rotating wheel with adjustable diameter is arranged in the adjusting toothed ring, the rotating wheel is internally engaged with the adjusting toothed ring so as to adjust the rotating speed of the adjusting toothed ring through the diameter change of the rotating wheel, the lower side of the speed regulating cavity is provided with a winnowing device which comprises a fan, the fan is in power connection with the adjusting toothed ring, and the adjusting toothed ring is communicated with the rotating speed of the fan so that the wind power generated by the fan is adapted to the oscillation frequency generated by the oscillating motor, the feeding chamber downside communicates with each other and is equipped with the selection by winnowing chamber, selection by winnowing chamber downside has set gradually cereal chamber, hybrid chamber, impurity chamber from a left side to the right side and carries out categorised collection to cereal.
Preferably, the cereal chamber with between the mixing chamber, the mixing chamber with the impurity chamber between set firmly the baffle respectively, the filter screen is installed to selection by winnowing chamber right-hand member wall to carry out the categorised collection to cereal.
Wherein, adjusting device includes slidable sliding block in the oscillation sliding groove, be equipped with logical groove in the sliding block, logical inslot slidable be equipped with the right-hand member with the slip rack that the sieve plate linked firmly down, it is equipped with the meshing groove to lead to the groove upside to communicate with each other, the meshing inslot rotate through the connecting axle install the downside with the straight-teeth gear that slip rack toothing is connected, meshing groove rear side communicates with each other and is equipped with the driving groove, the connecting axle rear end extends to just set firmly first worm wheel in the driving groove, first worm wheel left side meshing is connected with first worm, first worm center department has set firmly the worm wheel pivot, thereby the worm wheel pivot is rotated, can drive the straight-teeth gear rotates, and then makes slip rack horizontal migration drives the slip of sieve down, adjusts filterable fine fineness.
The power device comprises a power cavity communicated with the oscillation sliding groove, the power motor is fixedly arranged on the front end wall of the power cavity, a power shaft is mounted at the rear end of the power motor in a power mode, a first bevel gear is fixedly arranged on the power shaft, the upper end of the worm gear rotating shaft extends to the power cavity, a second bevel gear is fixedly arranged in the power cavity and can be meshed with the first bevel gear for connection, a belt groove is formed in the rear side of the power cavity in a communicated mode, and the rear end of the power shaft is rotatably connected with the rear end wall of the belt groove, so that the power motor works and drives the worm gear rotating shaft to rotate.
Wherein, be equipped with the flexible spout that eight annular array set up in the rotation wheel, the slidable is equipped with flexible rack in the flexible spout, flexible rack outer end has set firmly adjusting gear, adjusting gear periphery has the profile of tooth structure just adjusting gear splices into complete annular, communicate with each other in the left end wall of flexible spout and be equipped with the auto-lock chamber, the auto-lock intracavity rotates and is equipped with flexible rack engaged with rotating gear, the rotating gear up end has set firmly the second worm wheel, the meshing of second worm wheel rear end is connected with the second worm, second worm center department has set firmly the center pin, the center pin left end has set firmly the meshing gear, communicate with each other between the auto-lock chamber and be equipped with the rotation chamber, the rotation chamber left end wall has set firmly the pneumatic cylinder, pneumatic cylinder right-hand member power installs the telescopic shaft, the telescopic shaft right-hand member rotates through the bearing and, the periphery of the transmission gear is meshed with the eight meshing gears, a spline groove is formed in the right end face of the transmission gear, and a transmission spline shaft is in spline connection with the spline groove, so that the transmission gear is driven to rotate when rotating, the eight adjusting gears extend or retract to adjust the diameter between the adjusting gears, and then the rotating wheel drives the adjusting gears to rotate to adjust the rotating speed of the adjusting gear ring.
Preferably, a moving cavity is communicated with the inside of the right end wall of the speed regulation cavity, a moving block is slidably arranged in the moving cavity, a telescopic spring is fixedly arranged at the front end of the moving block, a first transmission cavity is arranged in the moving block, a third bevel gear is rotatably arranged in the first transmission cavity through a rotating shaft, the left end of the rotating shaft is fixedly connected with the adjusting gear ring, the rear end of the third bevel gear is connected with a fourth bevel gear in a meshing manner, a spline housing is fixedly arranged at the center of the fourth bevel gear, a driving spline shaft with the rear end connected with the driving motor in a power manner is connected with the spline housing through an internal spline, the driving motor is fixedly arranged on the rear end wall of the moving cavity, a second transmission cavity is arranged at the right side of the first transmission cavity, the right end of the driving spline shaft penetrates through the first transmission cavity and the third bevel gear and then extends into the second transmission cavity, a fifth bevel gear is fixedly arranged, the center of the sixth bevel gear is connected with a rotating spline shaft through a spline, the rear end of the rotating spline shaft is connected with the rear end wall of the moving cavity in a rotating mode, the front end of the rotating spline shaft extends into the belt groove and is in power connection with the power shaft through a transmission belt, so that the power motor can drive the fifth bevel gear to rotate through the transmission belt during working, the distance of the adjusting gear is adjusted, the driving motor drives the rotating wheel shaft to rotate during working, and then the adjusting gear is driven to rotate, and therefore the adjusting gear ring rotates.
The winnowing device comprises a winnowing cavity communicated with an external wind cavity, fixed blocks are fixedly arranged at the front end and the rear end of the wind cavity, a wind rotating shaft is arranged in the fixed blocks in a rotating mode, the wind rotating shaft is connected with the rotating shaft through a synchronous belt in a power mode, and a fan is fixedly arranged at the right end of the wind rotating shaft, so that the fan rotates to generate wind power which circulates from left to right to remove dust and impurities from grains.
The invention has the beneficial effects that: according to the invention, through the through holes between the upper sieve plate and the lower sieve plate, the adjustment can be carried out according to the grain size of grains or the fineness degree of impurities to be removed, and the rotation speed of the fan can be synchronously adjusted while the adjustment is carried out, so that the descending speed of the grains is matched with the rotation speed of the fan, the working efficiency of wind power dust removal and impurity removal is improved, and then the operation of the oscillating motor drives the upper sieve plate and the lower sieve plate to oscillate at high frequency, so that the grains are relatively dispersed when the grains descend, the dust removal is facilitated, and the dust removal precision is improved.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of a grain dust and impurity removing device according to the present invention;
fig. 2 is a schematic structural view of the "upper screen deck" of fig. 1;
fig. 3 is a schematic structural view of the "lower screen deck" of fig. 1;
FIG. 4 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 5 is a schematic view of the structure in the direction "B-B" of FIG. 1;
FIG. 6 is a schematic view of the structure in the direction "C-C" of FIG. 5;
fig. 7 is a schematic view of the enlarged structure of "D" of fig. 6.
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a grain dedusting and impurity removing device, which is mainly used for dedusting and impurity removing of grains, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to a grain dust and impurity removing device, which comprises a machine body 10, wherein the machine body 10 comprises a feeding cavity 11, the lower side of the feeding cavity 11 is communicated with an oscillating chute 12, the right end wall of the oscillating chute 12 is fixedly provided with an oscillating motor 14, the left end of the oscillating motor 14 is provided with an oscillating shaft 13 in a power mode, the left end of the oscillating shaft 13 is fixedly provided with an upper sieve plate 15, an upper through hole 17 is arranged in the upper sieve plate 15, the lower end surface of the upper sieve plate 15 is provided with a sliding groove 16, a lower sieve plate 18 is slidably arranged in the sliding groove 16, a lower through hole 19 is arranged in the lower sieve plate 18, the relative sliding of the upper sieve plate 15 and the lower sieve plate 18 can control the size of a gap communicated between the upper through hole 17 and the lower through hole 19, the grain circulation is convenient, the upper sieve plate 15 can drive the upper sieve plate 15 and the lower sieve plate 18 to synchronously, the left end of the lower sieve plate 18 is provided with an adjusting device 90, the adjusting device 90 is used for controlling the sliding of the lower sieve plate 18, the upper side of the oscillating chute 12 is provided with a power device 89, the power device 89 comprises a power motor 33, the power motor 33 provides power for the work of the adjusting device 90, the left side of the oscillating chute 12 is provided with a speed adjusting cavity 44, an adjusting toothed ring 45 is rotatably installed in the speed adjusting cavity 44 through a rotating shaft 43, a rotating wheel 47 with adjustable diameter is arranged in the adjusting toothed ring 45, the rotating wheel 47 is internally engaged with the adjusting toothed ring 45, so that the rotating speed of the adjusting toothed ring 45 is adjusted through the diameter change of the rotating wheel 47, the lower side of the speed adjusting cavity 44 is provided with an air separation device 88, the air separation device 88 comprises a fan 39, the fan 39 is in power connection with the adjusting toothed ring 45, and the adjusting toothed ring 45 is communicated with the rotating, the wind power generated by the fan 39 is adapted to the oscillation frequency generated by the oscillation motor 14, the lower side of the feeding cavity 11 is communicated with an air separation cavity 77, and a grain cavity 78, a mixing cavity 79 and an impurity cavity 80 are sequentially arranged from left to right on the lower side of the air separation cavity 77 to classify and collect grains.
Advantageously, baffles 81 are respectively and fixedly arranged between the grain chamber 78 and the mixing chamber 79 and between the mixing chamber 79 and the impurity chamber 80, and a filter screen 82 is arranged on the right end wall of the air separation chamber 77, so that the grains can be classified and collected.
According to the embodiment, the following detailed description will be made on the adjusting device 90, the adjusting device 90 includes a sliding block 24 slidable in the oscillating chute 12, a through groove 21 is provided in the sliding block 24, a sliding rack 20 with a right end fixedly connected to the lower screen plate 18 is slidably provided in the through groove 21, an engaging groove 25 is provided on the upper side of the through groove 21, a spur gear 23 with a lower side engaged with the sliding rack 20 is rotatably installed in the engaging groove 25 through a connecting shaft 22, a transmission groove 26 is provided on the rear side of the engaging groove 25, the rear end of the connecting shaft 22 extends into the transmission groove 26 and is fixedly provided with a first worm wheel 28, the left side of the first worm wheel 28 is engaged with a first worm 27, a worm wheel rotating shaft 32 is fixedly provided at the center of the first worm 27, so that the worm wheel rotating shaft 32 rotates to drive the spur gear 23 to rotate, thereby horizontally moving the sliding rack 20, the lower sieve plate 18 is driven to slide, and the fineness of filtration is adjusted.
According to an embodiment, the power device 89 is described in detail below, the power device 89 includes a power cavity 30 communicated with the oscillation chute 12, the power motor 33 is fixedly disposed on a front end wall of the power cavity 30, a power shaft 35 is dynamically mounted at a rear end of the power motor 33, a first bevel gear 34 is fixedly disposed on the power shaft 35, an upper end of the worm gear rotating shaft 32 extends into the power cavity 30 and is fixedly provided with a second bevel gear 31, the second bevel gear 31 is in meshed connection with the first bevel gear 34, a belt groove 37 is disposed on a rear side of the power cavity 30, and a rear end of the power shaft 35 is rotatably connected with a rear end wall of the belt groove 37, so that the power motor 33 operates to drive the worm gear rotating shaft 32 to rotate.
According to the embodiment, the rotating wheel 47 will be described in detail below, eight annular telescopic chutes 50 are arranged in the rotating wheel 47, a telescopic rack 51 is slidably arranged in each telescopic chute 50, an adjusting gear 48 is fixedly arranged at the outer end of each telescopic rack 51, the adjusting gear 48 has a toothed structure on the periphery thereof, the adjusting gear 48 is spliced into a complete ring, an auto-lock cavity 52 is communicated with the left end wall of each telescopic chute 50, a rotating gear 53 engaged with the telescopic rack 51 is rotatably arranged in the auto-lock cavity 52, a second worm gear 54 is fixedly arranged on the upper end surface of the rotating gear 53, a second worm 56 is engaged and connected with the rear end of the second worm gear 54, a central shaft 55 is fixedly arranged at the center of the second worm 56, an engaging gear 57 is fixedly arranged at the left end of the central shaft 55, a rotating cavity 58 is communicated between the auto-lock cavities 52, and a hydraulic cylinder 60 is fixedly arranged on the left end wall of the rotating cavity, the right end of the hydraulic cylinder 60 is provided with a telescopic shaft 61 in a power mounting mode, the right end of the telescopic shaft 61 is provided with a transmission gear 59 in a rotating mode through a bearing, the periphery of the transmission gear 59 is meshed with the eight meshing gears 57, the right end face of the transmission gear 59 is provided with a spline groove 62, and the spline groove 62 is in spline connection with a transmission spline shaft 63, so that when the transmission gear 59 rotates, the transmission gear 59 drives the meshing gears 57 to rotate, the number of the eight adjusting gears 48 is adjusted to be expanded or furled to adjust the diameter between the adjusting gears 48, and then the rotating wheel 47 drives the adjusting gear 48 to rotate to adjust the rotating speed of the adjusting.
Beneficially, a moving cavity 70 is communicated with the right end wall of the speed regulation cavity 44, a moving block 72 is slidably arranged in the moving cavity 70, an expansion spring 73 is fixedly arranged at the front end of the moving block 72, a first transmission cavity 64 is arranged in the moving block 72, a third bevel gear 65 is rotatably arranged in the first transmission cavity 64 through a bevel wheel shaft 49, the left end of the bevel wheel shaft 49 is fixedly connected with the adjusting gear ring 45, the rear end of the third bevel gear 65 is connected with a fourth bevel gear 66 in a meshing manner, a spline housing 68 is fixedly arranged at the center of the fourth bevel gear 66, a driving spline shaft 67 with the rear end connected with a driving motor 69 in a power manner is splined in the spline housing 68, the driving motor 69 is fixedly arranged at the rear end wall of the moving cavity 70, a second transmission cavity 76 is arranged at the right side of the first transmission cavity 64, the right end of the driving spline shaft 63 penetrates through the first transmission cavity 64 and the third bevel gear 65 and then extends into the second transmission cavity 76, and a fifth bevel gear 75 is fixedly, the front end of the fifth bevel gear 75 is connected with a sixth bevel gear 74 in a meshing manner, the center of the sixth bevel gear 74 is connected with a rotating spline shaft 71 in a spline manner, the rear end of the rotating spline shaft 71 is rotatably connected with the rear end wall of the movable cavity 70, the front end of the rotating spline shaft 71 extends into the belt groove 37 and is in power connection with the power shaft 35 through a transmission belt 36, so that the power motor 33 can drive the fifth bevel gear 75 to rotate through the transmission belt 36 when working, the distance of the adjusting gear 48 is adjusted, and the driving motor 69 drives the rotating wheel shaft 49 to rotate when working, and then drives the adjusting gear 48 to rotate, so that the adjusting gear ring 45 rotates.
According to the embodiment, the air separation device 88 is described in detail below, the air separation device 88 includes an air cavity 38 communicating the air separation cavity 77 with the outside, fixed blocks 40 are fixedly disposed at the front and rear ends of the air cavity 38, a wind power rotating shaft 41 is rotatably disposed in the fixed blocks 40, the wind power rotating shaft 41 is in power connection with the rotating shaft 43 through a synchronous belt 42, and the fan 39 is fixedly mounted at the right end of the wind power rotating shaft 41, so that the fan 39 rotates to generate wind power circulating from left to right to remove dust and impurities from grains.
The following describes in detail the use steps of a grain dust and impurity removing device in the present disclosure with reference to fig. 1 to 7:
at the beginning, the upper through hole 17 and the lower through hole 19 are not communicated, so that the grains cannot flow downwards through the upper sieve plate 15 and the lower sieve plate 18, the first bevel gear 34 is meshed with the second bevel gear 31, the grains to be treated are filled into the feeding cavity 11, the eight adjusting gears 48 are tightly connected, and the left end of the transmission spline shaft 63 is in spline connection with the spline groove 62.
During operation, the size of the through hole between the upper through hole 17 and the lower through hole 19 is adjusted according to the size of grain particles, the power motor 33 operates to drive the power shaft 35 to rotate, so that the first bevel gear 34 drives the second bevel gear 31 to rotate, the first worm 27 rotates to drive the first worm gear 28 to rotate, further the straight gear 23 rotates anticlockwise, the sliding rack 20 moves rightwards to push the lower sieve plate 18 to move rightwards, the lower through hole 19 is gradually communicated with the upper through hole 17 until the proper circulation size is adjusted, the power shaft 35 rotates, the rotating spline shaft 71 is driven to rotate through the transmission belt 36, the sixth bevel gear 74 drives the fifth bevel gear 75 to rotate, further the transmission spline shaft 63 drives the transmission gear 59 to rotate, the eight meshing gears 57 rotate, the second worm 56 drives the rotating gear 53 to rotate, and the telescopic rack 51 moves in a direction away from the transmission spline shaft 63, increasing the distance between the adjusting gears 48, wherein the adjusting gear 48 moves in the process that the adjusting gear 48 moves because the position of the adjusting gear ring 45 is unchanged, so that the rotating wheel 47 integrally moves forwards, the adjusting gear 48 at the rear side is always engaged with the adjusting gear ring 45, the rotating wheel 47 drives the rotating wheel shaft 49 to move forwards when moving forwards, at the moment, the spline sleeve 68 is always connected with the driving spline shaft 67, and at the moment, the rotating speed of the adjusting gear ring 45 and the circulation precision between the upper through hole 17 and the lower through hole 19 are adjusted;
then, the oscillating motor 14 works to drive the upper sieve plate 15 and the lower sieve plate 18 to generate high-frequency oscillation, grains in the feeding cavity 11 horizontally swing when oppositely circulating through the upper through hole 17 and the lower through hole 19, so that the grains are dispersed, meanwhile, the driving motor 69 works to drive the driving spline shaft 67 to rotate, so that the spline housing 68 rotates, the rotating wheel shaft 49 is driven to rotate through the third bevel gear 65, the rotating wheel 47 integrally rotates, the adjusting gear ring 45 is driven to rotate through the adjusting gear 48, the rotating shaft 43 rotates, the wind power rotating shaft 41 is driven to rotate through the synchronous belt 42, so that the fan 39 rotates to generate wind power circulating from left to right, wind power dust removal and impurity removal are carried out on the grains dispersed and falling from the lower side of the feeding cavity 11, the grains after dust removal fall into the grain cavity 78 under the action of self gravity, the grains containing a little impurities fall into the mixing cavity 79 under the blowing action, impurities in the grains are blocked by the filter screen 82 and fall into the impurity chamber 80 to be collected.
The invention has the beneficial effects that: according to the invention, through the through holes between the upper sieve plate and the lower sieve plate, the adjustment can be carried out according to the grain size of grains or the fineness degree of impurities to be removed, and the rotation speed of the fan can be synchronously adjusted while the adjustment is carried out, so that the descending speed of the grains is matched with the rotation speed of the fan, the working efficiency of wind power dust removal and impurity removal is improved, and then the operation of the oscillating motor drives the upper sieve plate and the lower sieve plate to oscillate at high frequency, so that the grains are relatively dispersed when the grains descend, the dust removal is facilitated, and the dust removal precision is improved.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (7)
1. The utility model provides a cereal dust removal edulcoration device, includes the organism, its characterized in that:
the machine body comprises a feeding cavity, the lower side of the feeding cavity is communicated with and provided with an oscillating chute, the right end wall of the oscillating chute is fixedly provided with an oscillating motor, the left end of the oscillating motor is provided with an oscillating shaft in a power mode, the left end of the oscillating shaft is fixedly provided with an upper sieve plate, the upper sieve plate is internally provided with an upper through hole, the lower end face of the upper sieve plate is internally provided with a sliding groove, a lower sieve plate is slidably arranged in the sliding groove, the lower sieve plate is internally provided with a lower through hole, the relative sliding of the upper sieve plate and the lower sieve plate can control the size of a gap communicated between the upper through hole and the lower through hole, the circulation of grains is convenient, the upper sieve plate can drive the upper sieve plate and the lower sieve plate to vibrate synchronously at high frequency when working, the dust removal and impurity removal are convenient, the left end of the lower sieve plate is provided with an adjusting device, the power device comprises a power motor, and the power motor provides power for the work of the adjusting device;
the utility model discloses a grain sorting machine, including vibration spout, oscillating motor, oscillating wheel, fan, oscillating motor, oscillating chute left side is equipped with the speed governing chamber, the speed governing intracavity is rotated through the axis of rotation and is installed and adjust the ring gear, be equipped with the adjustable rotation wheel of diameter in the regulation ring gear, rotate the wheel with adjust the ring gear internal gearing, thereby pass through the diameter change of rotating the wheel is adjusted the rotational speed of regulation ring gear, speed governing chamber downside is equipped with wind selector, wind selector includes the fan, the fan with adjust ring gear power and connect, and then adjust the ring gear with fan speed communicates with each other, makes the wind-force that the fan produced adapt to the oscillation frequency that oscillating motor produced, feeding chamber downside communicates with each other and is equipped with the selection by winnowing chamber, selection by winn.
2. The device for removing dust and impurities of grains according to claim 1, wherein: the grain chamber with between the hybrid chamber, the hybrid chamber with set firmly the baffle respectively between the impurity chamber, the selection by winnowing chamber right-hand member wall is installed the filter screen.
3. The apparatus according to claim 1, wherein said adjusting means comprises a sliding block slidable in said oscillating chute;
establish in the sliding block and be equipped with logical groove, lead to inslot slidable be equipped with the right-hand member with the slip rack that the sieve plate linked firmly down, it is equipped with the meshing groove to lead to the inslot side to communicate with each other, the meshing inslot rotate through the connecting axle install the downside with the straight-teeth gear that slip rack toothing is connected, meshing groove rear side communicates with each other and is equipped with the transmission groove, the connecting axle rear end extends to in the transmission groove and set firmly first worm wheel, first worm wheel left side meshing is connected with first worm, first worm center department has set firmly the worm wheel pivot.
4. The device for removing dust and impurities of grains according to claim 1, wherein: the power device comprises a power cavity communicated with the oscillating chute;
the power motor sets firmly in power chamber front end wall, power motor rear end power mounting has the power axle, the last first bevel gear that has set firmly of power axle, worm wheel pivot upper end extends to the power intracavity just has set firmly the second bevel gear, the second bevel gear with first bevel gear meshing connection, power chamber rear side leads to and is equipped with the race, power axle rear end with race rear end wall rotates the connection.
5. The device for removing dust and impurities of grains according to claim 1, wherein: eight telescopic chutes arranged in an annular array are arranged in the rotating wheel;
a telescopic rack is slidably arranged in the telescopic chute, an adjusting gear is fixedly arranged at the outer end of the telescopic rack, a tooth-shaped structure is arranged on the periphery of the adjusting gear, the adjusting gear is spliced into a complete ring shape, a self-locking cavity is communicated with the inside of the left end wall of the telescopic chute, a rotating gear meshed with the telescopic rack is rotatably arranged in the self-locking cavity, a second worm wheel is fixedly arranged on the upper end surface of the rotating gear, the rear end of the second worm wheel is meshed and connected with a second worm, a central shaft is fixedly arranged at the center of the second worm, and a meshed gear is fixedly arranged at the left end of the central shaft;
the self-locking mechanism is characterized in that a rotating cavity is formed between the self-locking cavities in a communicating mode, a hydraulic cylinder is fixedly arranged on the left end wall of the rotating cavity, a telescopic shaft is dynamically installed at the right end of the hydraulic cylinder, a transmission gear is installed at the right end of the telescopic shaft in a rotating mode through a bearing, the periphery of the transmission gear is meshed with the eight meshing gears, a spline groove is formed in the right end face of the transmission gear, and a transmission spline shaft is connected to the.
6. The device for removing dust and impurities of grains according to claim 5, wherein: a moving cavity is communicated with the inside of the right end wall of the speed regulating cavity;
a movable block is slidably arranged in the movable cavity, an expansion spring is fixedly arranged at the front end of the movable block, a first transmission cavity is arranged in the movable block, a third bevel gear is rotatably arranged in the first transmission cavity through a rotating wheel shaft, the left end of the rotating wheel shaft is fixedly connected with the adjusting gear ring, the rear end of the third bevel gear is connected with a fourth bevel gear in a meshing manner, a spline housing is fixedly arranged at the center of the fourth bevel gear, a driving spline shaft with the rear end in power connection with a driving motor is in spline connection in the spline housing, and the driving motor is fixedly arranged on the rear end wall of the movable cavity;
first transmission chamber right side is equipped with the second transmission chamber, the transmission integral key shaft right-hand member runs through first transmission chamber reaches stretch into behind the third bevel gear the second transmission intracavity just has set firmly fifth bevel gear, the meshing of fifth bevel gear front end is connected with sixth bevel gear, the central splined connection of department of sixth bevel gear has the rotation integral key shaft, rotate integral key shaft rear end with it rotates to remove chamber rear end wall and is connected, rotate integral key shaft front end extend to in the belt groove and with through drive belt power connection between the power shaft.
7. The device for removing dust and impurities of grains according to claim 1, wherein: the air separation device comprises an air cavity communicated with the air separation cavity and the outside;
the wind cavity is fixedly provided with fixed blocks at the front end and the rear end, a wind power rotating shaft is arranged in the fixed blocks in a rotating mode, the wind power rotating shaft is connected with the rotating shaft through a synchronous belt in a power mode, and the fan is fixedly installed at the right end of the wind power rotating shaft.
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| CN116511043A (en) * | 2023-07-04 | 2023-08-01 | 珲春正兴磨料有限责任公司 | Novel high-efficient round sieve that shakes |
| CN116747935A (en) * | 2023-04-24 | 2023-09-15 | 山东国材工程有限公司 | Multistage grinding, screening and winnowing device |
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Effective date of registration: 20210407 Address after: 341000 No.1, Weishi Road, Ganzhou economic and Technological Development Zone, Ganzhou City, Jiangxi Province Applicant after: JIANGXI DONGJIAN AGRICULTURAL DEVELOPMENT Co.,Ltd. Address before: 318000 no.275 Xiapu village, qiansuo street, Jiaojiang District, Taizhou City, Zhejiang Province Applicant before: Taizhou Jiaojiang Filling Automation Technology Co.,Ltd. |
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