CN111758378A - Sunflower seed harvester - Google Patents
Sunflower seed harvester Download PDFInfo
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- CN111758378A CN111758378A CN202010488336.2A CN202010488336A CN111758378A CN 111758378 A CN111758378 A CN 111758378A CN 202010488336 A CN202010488336 A CN 202010488336A CN 111758378 A CN111758378 A CN 111758378A
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- Prior art keywords
- sunflower
- grain
- auger
- seed
- plate
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D45/00—Harvesting of standing crops
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/02—Self-propelled combines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/06—Combines with headers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/12—Details of combines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D57/00—Delivering mechanisms for harvesters or mowers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D57/00—Delivering mechanisms for harvesters or mowers
- A01D57/01—Devices for leading crops to the mowing apparatus
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D61/00—Elevators or conveyors for binders or combines
- A01D61/008—Elevators or conveyors for binders or combines for longitudinal conveying, especially for combines
Abstract
The invention discloses a sunflower seed harvester, which comprises a vehicle body, a header mechanism, a feeding mechanism, a threshing mechanism, a cleaning mechanism, a sunflower disc collecting mechanism and a storage device, wherein the header mechanism is arranged on the vehicle body; the vehicle body provides walking support and power source for the header mechanism, the feeding mechanism, the threshing mechanism, the cleaning mechanism, the grain lifting mechanism, the grain collecting mechanism, the sunflower disc lifting mechanism, the sunflower disc collecting mechanism and the storage device; the header mechanism is arranged at the front end of the vehicle body; the feeding mechanism is arranged at the rear side of the header mechanism; the cleaning mechanism and the pushing device of the threshing mechanism are correspondingly arranged on the lower side of the vehicle body; the sunflower dish is collected the mechanism and is set up in automobile body one side, and storage device corresponds the setting at the automobile body opposite side with cleaning the mechanism. The sunflower seeds harvester of this patent, compact structure threshes and cleans effectually, and the results is efficient, and mechanized harvesting is effectual reduction in production cost, has improved the peasant household income.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a sunflower seed harvester.
Background
The edible sunflower is an important economic crop, the annual average planting area is kept to be about 800-1000 ten thousand mu, wherein the inner Mongolia autonomous region accounts for about 80% of the planting area of the edible sunflower. Most of the sunflower in China is planted in cold and cool areas in the north, mainly concentrated in inner Mongolia, Xinjiang, northeast, Hebei of North China, Shanxi and Ningxia and Gansu of northwest China, and mostly distributed in arid barren land and saline-alkali soil, and is an important economic crop for increasing income of farmers.
At present, sunflower harvesting modes are divided into three types, namely manual harvesting, mechanical harvesting after manual airing treatment and mechanical harvesting, wherein the manual harvesting is mainly adopted, and the mechanical harvesting is adopted in partial areas, but the level of the mechanical harvesting is not high. The sunflower harvesting mechanization is still in the starting stage of development, compared with the development of a corn and wheat harvester, the development is lagged, and a header, a threshing mechanism and a cleaning mechanism are core technologies of the sunflower harvester; because the sunflower seed skin is fragile, seed damage is easily generated in the mechanical harvesting process, the sunflower seed is not easy to store, transport and sell in the later period, and the harvesting effect is not ideal; in the process of collecting the sunflower heads after threshing, the sunflower heads are conveyed to a recovery box by a sunflower head recovery elevator, the sunflower heads are easily accumulated at one position in the recovery box, the recovery box cannot be uniformly distributed, and the recovery operation is influenced because the sunflower heads need to be stopped midway; the existing sunflower seed harvesters in the market have the problems to be solved urgently, and the sunflower seed harvesters have great market demands in a long period in the future.
Disclosure of Invention
In order to overcome the defects in the background art, the invention aims to solve the technical problem of providing the sunflower seed harvester, which has low damage to seeds in the harvesting process, ensures the integrity, has good cleaning effect after threshing, is convenient for collecting sunflower heads and improves the production efficiency.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a sunflower seed harvester comprises a vehicle body, a header mechanism, a feeding mechanism, a threshing mechanism, a cleaning mechanism, a sunflower disc collecting mechanism and a storage device;
the vehicle body provides a walking support and a power source for the header mechanism, the feeding mechanism, the threshing mechanism, the cleaning mechanism, the grain lifting mechanism, the grain collecting mechanism, the sunflower disc lifting mechanism, the sunflower disc collecting mechanism and the storage device;
the header mechanism is arranged at the front end of the trolley body and comprises a shell, a divider, a reciprocating cutter and a reel; the shell is arranged at the front end of the vehicle body in a lifting manner, the divider is arranged at the front end of the shell and comprises a plurality of dividing tips arranged at the front end, round steel is arranged on the rear side of each dividing tip, and a corresponding conveying channel is formed among the round steel; two sides of the grain divider are uniformly provided with hairbrushes; the reciprocating cutter is arranged on the shell at the rear end of the grain divider; the reel is arranged on the shell corresponding to the reciprocating cutter, and the reel is provided with bow-shaped reel teeth;
the feeding mechanism is arranged at the rear side of the header mechanism and comprises a feeding auger and an inclined chain harrow conveyor; the feeding auger is arranged at the rear side of the reciprocating cutter, a first damage prevention strip is arranged at the outer edge of a spiral blade of the feeding auger, and a telescopic tooth is arranged in the middle of the feeding auger; the front end of the inclined chain harrow conveyor is arranged corresponding to the feeding port in the middle of the feeding auger; the inclined chain harrow conveyor comprises a conveying chain and a harrow bar; the harrow bars are uniformly arranged on the conveying chain in a staggered mode, the harrow bars are of U-shaped groove structures, and second anti-damage strips are arranged on one side of the working surface of each harrow bar;
the threshing mechanism is arranged in the middle of the vehicle body and is connected with the inclined chain harrow conveyor; the threshing mechanism comprises a threshing chamber and a pushing device; the threshing chamber comprises a threshing chamber body, a roller and a concave plate; the roller comprises a plate tooth roller and an axial flow roller, and the plate tooth roller and the axial flow roller are both arranged on the left side wall and the right side wall of the threshing chamber through bearings and bearing seats; spiral pipes are uniformly arranged at the outer edge of the axial flow roller, and concave plates are arranged in the threshing chamber body below the axial flow roller and the plate tooth roller; the concave plate comprises a movable concave plate, a middle concave plate and a grass discharge port concave plate; the movable concave plate is connected with the middle concave plate, and the grass discharge port concave plate is arranged corresponding to the grass discharge port on the threshing chamber body; a pushing device is arranged below the movable concave plate and comprises a first distribution screw conveyor and a second distribution screw conveyor;
the cleaning mechanism and the pushing device of the threshing mechanism are correspondingly arranged on the lower side of the vehicle body and used for separating the threshing materials of the roller, and the cleaning mechanism comprises a shaking plate, a screen box driving mechanism and a fan; the shaking plate is arranged corresponding to the pushing device, and the screen box is arranged on the lower side of the shaking plate; the screen box driving mechanism drives the screen box to work; the fan is arranged on the side wall of the screen box; the bottom of the screen box is provided with a cleaning chamber bottom shell, and a seed auger is arranged in the cleaning chamber bottom shell;
the sunflower disc collecting mechanism is arranged on one side of the vehicle body and comprises a sunflower disc recovering and lifting device, a sunflower disc throwing device and a sunflower disc recovering box; the bottom end of the feed inlet of the sunflower disc recovery elevator is connected with the straw discharge port of the threshing chamber, and the sunflower disc throwing device is arranged between the upper end of the sunflower disc recovery elevator and the sunflower disc recovery box; the sunflower plate throwing device comprises a receiving hopper, a throwing impeller, an impeller shell and a hydraulic motor; one side of the receiving disc hopper is communicated with the sunflower disc recovery elevator, one side of the bottom of the receiving disc hopper is provided with an inclined slide carriage, the throwing impeller is arranged on the other side of the bottom of the receiving disc hopper, the impeller shell is arranged on the outer side of the throwing impeller on the lower side of the receiving disc hopper, and the hydraulic motor drives the throwing impeller to rotate; the sunflower plate recovery box is arranged on the rear side of the vehicle body and is positioned on one side of the receiving hopper, which is inclined downwards;
the storage device and the cleaning mechanism are correspondingly arranged on the other side of the vehicle body; the storage device comprises a seed slide plate, a tailing auger, an impeller, a seed elevator and a grain tank; the seed slide plate is arranged corresponding to the seed auger, the seed slide plate is provided with sieve pores, the tailing auger is arranged at the lower side of the seed slide plate, and the impeller is arranged corresponding to the tailing auger; set up the sprocket on the seed grain auger, the seed grain elevator bottom is passed through the sprocket and is connected with the seed grain auger, and seed grain elevator upper end corresponds the setting with the grain bin.
Specifically, the seedling dividing tips are arranged in a triangular shape.
Specifically, the outer edge of the end part of the helical blade of the feeding auger is uniformly provided with fixing holes; first loss prevention strip sets up along helical blade tip outer fringe, and a plurality of bolts and nut pass the fixed orifices on the helical blade, fix first loss prevention strip on the helical blade.
Specifically, the end part of one side of the rake rod working surface is arranged to be in a sawtooth shape, a connecting hole is formed in one side of the rake rod working surface, and the second damage prevention strip is arranged on one side of the rake rod working surface through the connecting hole.
Specifically, the first damage prevention strip and the second damage prevention strip are made of nonmetal flexible wear-resistant materials.
Specifically, the blades on the throwing impeller are uniformly arranged in a plurality of rows along the axis of the throwing impeller.
Specifically, the concave plate is made of concave plate sieve bars and partition plates which are uniformly arranged at intervals.
Specifically, a grain tank top auger, a grain tank bottom auger, a grain discharging barrel or a grain discharging groove are arranged in the grain tank.
During the harvesting and running process of the harvester body, sunflower stems are guided into a conveying channel formed by rear side round steel by approaching a dividing tip of a divider, a sunflower disc is picked off in the conveying channel by the pulling force of a reciprocating cutter and a cutter, the sunflower disc is conveyed backwards and guided to a feeding screw by a grain shifting wheel, the feeding screw collects the cut sunflower disc to a feeding port in the middle of the feeding screw under the action of a helical blade, under the flexible contact of a first damage-preventing strip on the helical blade, the sunflower disc and telescopic teeth of the feeding screw, which do not generate damage to grains, are conveyed to an inclined chain rake conveyor, and are conveyed into a plate tooth roller of a threshing mechanism for pre-threshing by a rake rod provided with a second damage-preventing strip of the inclined conveyor, then are thrown into an axial flow roller tangentially, the sunflower disc spirally moves from right to left under the action of the axial flow roller and an upper cover guide plate, and threshing and separation are completed under the action of the helical pipe, the sunflower head with peeled seeds is conveyed into a sunflower head throwing device by a sunflower head recycling elevator, the sunflower head falling on an inclined slide carriage at the bottom of a receiving hopper is drawn into a sunflower head recycling box along the same direction, and the sunflower head falling on a leaf throwing impeller is thrown to a far position in the sunflower head recycling box under the rotation action of the throwing impeller so as to uniformly fill the sunflower head in the sunflower head recycling box.
The grain, the trash and other threatens separated from the axial flow roller are respectively pushed and collected to a shaking plate of the cleaning mechanism by a first distribution screw conveyor and a second distribution screw conveyor; the material is vibrated by a shaking plate, and jumps from front to back to layer the material, namely, grains sink, impurities float upwards and are shaken into a screen box, the material is blown out of the machine body by a fan and a screen sheet in the screen box under the action of a screen sheet, large impurities are screened out of the machine body, grains and fine impurities enter a grain sliding plate along a screen hole, the fine impurities enter a impurity auger through the screen hole on the grain sliding plate and are then discharged out of the machine body by an impeller, the grains enter the grain auger along the grain sliding plate, and then the grains are conveyed into a grain box by a grain elevator and a grain box top auger; after the grain tank is full, the grain discharging bagging or loading is realized through a grain tank bottom auger, a grain discharging groove or a grain discharging barrel.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the setting of triangle-shaped branch standing grain point of this patent, when the harvester operation, when the branch standing grain point was touch to the sunflower plant, because branch standing grain point front end contact surface connects for a short time, the round steel passageway of rear end can be slided into along branch standing grain point to the plant, avoids being pushed to, does not have high to the row requirement to the plant, can carry out not reaping to the row.
2. The setting of the second loss prevention strip on the helical blade of the feeding screw feeder of this patent and the rake lever of slope chain harrow conveyer of first loss prevention strip, under same rotational speed condition and transport equal crop condition, effectively reduce the damage of sunflower dish to seed grain in feeding and transportation process, improved the results quality greatly, avoid the later stage because seed grain damage or scratch skin cause later stage seed grain storage to milden and rot the scheduling problem.
3. The setting of sending device is thrown to sunflower dish, and more traditional directness is retrieved the elevator by sunflower dish and is carried the sunflower dish to sunflower dish collection box, great improvement the equipartition effect of sunflower dish in sunflower dish collection box, avoid the sunflower dish to pile up in one of sunflower dish collection box, improve the volume utilization of sunflower dish collection box, improve work efficiency, reduce intensity of labour.
4. The sunflower seeds harvester of this patent, compact structure threshes and cleans effectually, and the results is efficient, and mechanized harvesting is effectual reduction in production cost, has improved the peasant household income.
Drawings
Fig. 1 is an overall schematic view of the present patent.
Fig. 2 is a schematic connection diagram of the header mechanism and the feeder mechanism of the present patent.
FIG. 3 is a schematic view of the feed mechanism of this patent.
Fig. 4 is a partially enlarged view of fig. 3.
Fig. 5 is a schematic view of the threshing chamber of this patent.
Fig. 6 is a schematic diagram of the sunflower plate throwing device of this patent.
In the figure: 1-a divider, 101-a housing, 102-a dividing tip, 103-round steel, 2-a reel, 3-a feed auger, 301-a helical blade, 302-a first loss prevention bar, 303-a telescopic tooth, 4-an inclined rake conveyor, 401-a rake bar, 402-a second loss prevention bar, 5-a plate-tooth roller, 6-an axial-flow roller, 7-a shaking plate, 8-a first distribution auger, 9-a concave plate, 10-a second distribution auger, 11-a fan, 12-a grain elevator, 13-a grain auger, 14-a tailing auger, 15-an impeller, 16-a grain tank, 17-a sieve tank, 18-a grain unloading cylinder, 19-a sunflower disc recovery elevator, 20-a sunflower disc recovery tank, 21-a sunflower disc throwing device, 210-a receiving disc hopper, 211-inclined slide, 212-throwing impeller, 213-impeller housing.
Detailed Description
The invention is further explained below with reference to the drawings and examples, without thereby limiting the scope of protection of the invention, which is disclosed with the aim of protecting all technical modifications within the scope of the invention.
With reference to fig. 1-6, a sunflower seed harvester comprises a vehicle body, a header mechanism, a feeding mechanism, a threshing mechanism, a cleaning mechanism, a sunflower disc collecting mechanism and a material storing device;
the vehicle body provides walking support and power transmission for the header mechanism, the feeding mechanism, the threshing mechanism and the cleaning mechanism, the seed grain collecting mechanism, the sunflower disc lifting mechanism, the sunflower disc collecting mechanism and the storage device.
The header mechanism is arranged at the front end of the vehicle body and comprises a shell 101, a divider 1, a reciprocating cutter and a reel 2; the shell 101 is arranged at the front end of the vehicle body in a lifting manner, the divider 1 is arranged at the front end of the shell 101, the divider 1 comprises a plurality of triangular dividing tips 102 arranged at the front end, round steel 103 is arranged on the rear side of the dividing tips 102, and corresponding conveying channels are formed among the round steel 103; two sides of the divider 1 are evenly provided with brushes; the reciprocating cutter is arranged on the shell 101 at the rear end of the nearside divider 1; the reel 2 is arranged on the shell 101 corresponding to the reciprocating cutter, and the reel 2 is provided with bow-shaped reel teeth.
The feeding mechanism is arranged at the rear side of the header mechanism and comprises a feeding screw conveyor 3 and an inclined chain harrow conveyor 4; the feeding screw feeder 3 is arranged at the rear side of the reciprocating cutter, and fixing holes are uniformly formed in the outer edge of the end part of the spiral blade 301 of the feeding screw feeder 3; the first damage prevention strip 302 is arranged along the outer edge of the end part of the helical blade 301, and a plurality of bolts and nuts penetrate through fixing holes in the helical blade 301 to fix the first damage prevention strip 302 on the helical blade 301; the middle part of the feeding screw conveyor 3 is provided with a telescopic tooth 303; the front end of the inclined chain harrow conveyor 4 is arranged corresponding to the feeding port in the middle of the feeding screw conveyor 3; the inclined chain rake conveyor 4 comprises a conveying chain and a rake bar 401; the harrow bars 401 are uniformly arranged on the conveying chain in a staggered mode, the harrow bars 401 are of U-shaped groove structures, the end part of one side of the working surface of the harrow bars 401 is arranged to be in a sawtooth shape, connecting holes are formed in one side of the working surface of the harrow bars 401, and the second damage-preventing strips 402 are arranged on one side of the working surface of the harrow bars 401 through the connecting holes; preferably, the first and second tamper strips 302, 402 are rubber strips or plastic.
The threshing mechanism is arranged in the middle of the vehicle body and is connected with the inclined chain harrow conveyor 4; the threshing mechanism comprises a threshing chamber and a pushing device; the threshing chamber comprises a threshing chamber body, a roller and a concave plate; the roller comprises a plate tooth roller 5 and an axial flow roller 6, and the plate tooth roller 5 and the axial flow roller 6 are both arranged on the left side wall and the right side wall of the threshing chamber through bearings and bearing seats; spiral pipes are uniformly arranged on the outer edge of the axial flow roller 6, and concave plates 9 are arranged in the threshing chamber body below the axial flow roller 6 and the plate tooth roller 5; the concave plate 9 comprises a movable concave plate, a middle concave plate and a grass discharge port concave plate which are made of concave plate sieve bars and partition plates which are uniformly arranged at intervals; the movable concave plate is connected with the middle concave plate, and the grass discharge port concave plate is arranged corresponding to the grass discharge port on the threshing chamber body; a pushing device is arranged below the movable concave plate and comprises a first distribution screw conveyor 8 and a second distribution screw conveyor 10.
The cleaning mechanism and a pushing device of the threshing mechanism are correspondingly arranged on the lower side of the vehicle body and used for separating the threshing materials of the roller, and the cleaning mechanism comprises a shaking plate 7, a sieve box 17, a sieve box driving mechanism and a fan 11; the shaking plate 7 is arranged corresponding to the pushing device, and the screen box 17 is arranged at the lower side of the shaking plate 7; the screen box driving mechanism drives the screen box 17 to work; the fan 11 is arranged on the side wall of the screen box 17; the bottom of the screen box 17 is provided with a cleaning room bottom shell, and a seed grain auger 13 is arranged in the cleaning room bottom shell.
The sunflower disc collecting mechanism is arranged on one side of the vehicle body and comprises a sunflower disc recovering and lifting device 19, a sunflower disc throwing device 21 and a sunflower disc recovering box 20; the bottom end of the sunflower disc recovery elevator 19 is connected with a straw discharge port of the threshing chamber, and the sunflower disc throwing device 21 is arranged between the upper end of the sunflower disc recovery elevator 19 and the sunflower disc recovery box 20; the sunflower plate throwing device 21 comprises a receiving hopper 210, a throwing impeller 212, an impeller shell 213 and a hydraulic motor; one side of the receiving hopper 210 is communicated with the sunflower plate recovery elevator 19, one side of the bottom of the receiving hopper 210 is provided with an inclined slide carriage 211, the throwing impeller 212 is arranged on the other side of the bottom of the receiving hopper 210, and blades on the throwing impeller 212 are uniformly arranged in multiple rows along the axis of the throwing impeller 212; the impeller shell 213 is arranged outside the throwing impeller 212 on the lower side of the receiving hopper 210, and the hydraulic motor drives the throwing impeller 212 to rotate; the sunflower disc recycling box 20 is arranged on the rear side of the vehicle body, and the sunflower disc recycling box 20 is positioned on the side, inclined downwards, of the inclined slide carriage 211 of the receiving hopper 210.
The storage device and the cleaning mechanism are correspondingly arranged on the other side of the vehicle body; the storage device comprises a seed slide plate, a tailing auger 14, an impeller 15, a seed elevator 12 and a grain tank 16; the grain sliding plate is arranged corresponding to the grain screw 13, the grain sliding plate is provided with sieve pores, the residue screw 14 is arranged at the lower side of the grain sliding plate, and the impeller 15 is arranged corresponding to the residue screw 14; a chain wheel is arranged on the seed auger 13, the bottom end of the seed elevator 12 is connected with the seed auger 13 through the chain wheel, and the upper end of the seed elevator 12 is arranged corresponding to the grain tank 16; a grain tank top auger, a grain tank bottom auger and a grain unloading barrel 18 are arranged in the grain tank 16.
During the harvesting and driving process of the harvester body, sunflower stems are guided into a conveying channel formed by rear round steel 103 by a near guiding row of a dividing tip 102 of a divider 1, sunflower heads are removed from the conveying channel through the pulling force of a reciprocating cutter and a cutting knife, the sunflower heads are conveyed backwards and guided to a feeding screw feeder 3 by a grain-pulling wheel 2, the feeding screw feeder 3 pushes the cut sunflower heads to a feeding inlet in the middle of the feeding screw feeder 3 under the action of a helical blade 301, under the flexible contact of a first damage-preventing strip 302 on the helical blade 301, telescopic teeth 303 of the feeding screw feeder 3, which do not damage sunflower heads and grains, are conveyed to an inclined chain rake conveyor 4 by the telescopic teeth 303 of the feeding screw feeder 3, and are conveyed into a plate tooth roller 5 of a plate tooth mechanism for pre-threshing by a rake rod 401 of the inclined conveyor, which is provided with a second damage-preventing strip 402, and then are thrown into an axial flow roller 6 tangentially, the sunflower heads are in a left spiral motion under the action of the axial flow roller 6 and an upper cover, meanwhile, threshing and separation are completed under the action of a spiral pipe, the sunflower heads with peeled seeds are sent to a sunflower head throwing and conveying device 21 by a sunflower head recycling elevator 19, the sunflower heads falling on an inclined slide carriage 211 at the bottom of a receiving hopper 210 are smoothly scratched into a sunflower head recycling box 20, the sunflower heads falling on a leaf throwing and conveying impeller 212 are thrown to a far position in the sunflower head recycling box 20 under the rotation action of the throwing and conveying impeller 212, and therefore the sunflower heads are uniformly filled in the sunflower head recycling box 20.
The threshed materials such as seeds, trash and the like separated from the axial flow roller 6 are respectively pushed and collected to a shaking plate 7 of the cleaning mechanism by a first distribution screw conveyer 8 and a second distribution screw conveyer 10; the material is vibrated by the shaking plate 7, and jumps from front to back to layer the material, namely, the grains sink, the impurities float upwards, and then are shaken into the sieve box 17, the material is blown out of the machine body by the fan 11 and the sieve plate in the sieve box 17, the light impurities are blown out of the machine body, the large impurities are screened out of the machine body, the grains and the fine impurities enter a grain sliding plate along the sieve holes, the fine impurities enter a impurity auger 14 through the sieve holes on the grain sliding plate, then are discharged out of the machine body by the impeller 15, the grains enter a grain auger 13 along the grain sliding plate, and then are conveyed into a grain box 16 through a grain elevator 12 and a grain box top auger; after the grain tank 16 is full, the grain discharging and bagging or loading is realized through the bottom auger of the grain tank and the grain discharging barrel 18.
The present invention is not described in detail in the prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments which fall within the spirit and scope of the invention.
Claims (8)
1. A sunflower seed harvester is characterized by comprising a vehicle body, a header mechanism, a feeding mechanism, a threshing mechanism, a cleaning mechanism, a sunflower disc collecting mechanism and a storage device;
the vehicle body provides a walking support and a power source for the header mechanism, the feeding mechanism, the threshing mechanism, the cleaning mechanism, the grain lifting mechanism, the grain collecting mechanism, the sunflower disc lifting mechanism, the sunflower disc collecting mechanism and the storage device;
the header mechanism is arranged at the front end of the trolley body and comprises a shell, a divider, a reciprocating cutter and a reel; the shell is arranged at the front end of the vehicle body in a lifting manner, the divider is arranged at the front end of the shell and comprises a plurality of dividing tips arranged at the front end, round steel is arranged on the rear side of each dividing tip, and a corresponding conveying channel is formed among the round steel; two sides of the grain divider are uniformly provided with hairbrushes; the reciprocating cutter is arranged on the shell at the rear end of the grain divider; the reel is arranged on the shell corresponding to the reciprocating cutter, and the reel is provided with bow-shaped reel teeth;
the feeding mechanism is arranged at the rear side of the header mechanism and comprises a feeding auger and an inclined chain harrow conveyor; the feeding auger is arranged at the rear side of the reciprocating cutter, a first damage prevention strip is arranged at the outer edge of a spiral blade of the feeding auger, and a telescopic tooth is arranged in the middle of the feeding auger; the front end of the inclined chain harrow conveyor is arranged corresponding to the feeding port in the middle of the feeding auger; the inclined chain harrow conveyor comprises a conveying chain and a harrow bar; the harrow bars are uniformly arranged on the conveying chain in a staggered mode, the harrow bars are of U-shaped groove structures, and second anti-damage strips are arranged on one side of the working surface of each harrow bar;
the threshing mechanism is arranged in the middle of the vehicle body and is connected with the inclined chain harrow conveyor; the threshing mechanism comprises a threshing chamber and a pushing device; the threshing chamber comprises a threshing chamber body, a roller and a concave plate; the roller comprises a plate tooth roller and an axial flow roller, and the plate tooth roller and the axial flow roller are both arranged on the left side wall and the right side wall of the threshing chamber through bearings and bearing seats; spiral pipes are uniformly arranged at the outer edge of the axial flow roller, and concave plates are arranged in the threshing chamber body below the axial flow roller and the plate tooth roller; the concave plate comprises a movable concave plate, a middle concave plate and a grass discharge port concave plate; the movable concave plate is connected with the middle concave plate, and the grass discharge port concave plate is arranged corresponding to the grass discharge port on the threshing chamber body; a pushing device is arranged below the movable concave plate and comprises a first distribution screw conveyor and a second distribution screw conveyor;
the cleaning mechanism is connected with a pushing device of the threshing mechanism, is arranged at the lower side of the vehicle body and is used for separating the threshing objects of the roller, and comprises a shaking plate, a sieve box driving mechanism and a fan; the shaking plate is arranged corresponding to the pushing device, and the screen box is arranged on the lower side of the shaking plate; the screen box driving mechanism drives the screen box to work; the fan is arranged on the side wall of the screen box; the bottom of the screen box is provided with a cleaning chamber bottom shell, and a seed auger is arranged in the cleaning chamber bottom shell;
the sunflower disc collecting mechanism is arranged on one side of the vehicle body and comprises a sunflower disc elevator, a sunflower disc throwing device and a sunflower disc recovery box; the feed bottom end of the sunflower disc elevator is connected with a straw discharge port of the threshing chamber, and the sunflower disc throwing device is arranged between the discharge lifting end of the sunflower disc elevator and the sunflower disc recovery box; the sunflower plate throwing device comprises a receiving hopper, a throwing impeller, an impeller shell and a hydraulic motor; one side of the receiving disc hopper is communicated with the sunflower disc elevator, one side of the bottom of the receiving disc hopper is provided with an inclined slide carriage, the throwing impeller is arranged on the other side of the bottom of the receiving disc hopper, the impeller shell is arranged on the outer side of the throwing impeller on the lower side of the receiving disc hopper, and the hydraulic motor drives the throwing impeller to rotate; the sunflower plate recovery box is arranged on the rear side of the vehicle body and is positioned on one side of the receiving hopper, which is inclined downwards;
the storage device and the cleaning mechanism are correspondingly arranged on the other side of the vehicle body; the storage device comprises a seed slide plate, a tailing auger, an impeller, a seed elevator and a grain tank; the seed slide plate is arranged corresponding to the seed auger, the seed slide plate is provided with sieve pores, the tailing auger is arranged at the lower side of the seed slide plate, and the impeller is arranged corresponding to the tailing auger; set up the sprocket on the seed grain auger, the seed grain elevator bottom is passed through the sprocket and is connected with the seed grain auger, and seed grain elevator upper end corresponds the setting with the grain bin.
2. The sunflower seed harvester of claim 1, wherein: the dividing tip is arranged in a triangle.
3. The sunflower seed harvester of claim 1, wherein: the outer edge of the end part of the helical blade of the feeding auger is uniformly provided with a fixing hole; first loss prevention strip sets up along helical blade tip outer fringe, and a plurality of bolts and nut pass the fixed orifices on the helical blade, fix first loss prevention strip on the helical blade.
4. The sunflower seed harvester of claim 1, wherein: the end part of one side of the working face of the rake rod is arranged to be in a sawtooth shape, a connecting hole is formed in one side of the working face of the rake rod, and the second damage prevention strip is arranged on one side of the working face of the rake rod through the connecting hole.
5. The sunflower seed harvester of claim 1, wherein: the first anti-damage strip and the second anti-damage strip are made of nonmetal flexible wear-resistant materials.
6. The sunflower seed harvester of claim 1, wherein: the blades on the throwing impeller are uniformly arranged in a plurality of rows along the axis of the throwing impeller.
7. The sunflower seed harvester of claim 1, wherein: the concave plate is made of concave plate sieve bars and partition plates which are uniformly arranged at intervals.
8. The sunflower seed harvester of claim 1, wherein: the grain tank is internally provided with a grain tank top auger, a grain tank bottom auger, a grain unloading barrel or a grain unloading groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010488336.2A CN111758378A (en) | 2020-06-02 | 2020-06-02 | Sunflower seed harvester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010488336.2A CN111758378A (en) | 2020-06-02 | 2020-06-02 | Sunflower seed harvester |
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| CN111758378A true CN111758378A (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010488336.2A Pending CN111758378A (en) | 2020-06-02 | 2020-06-02 | Sunflower seed harvester |
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| CN112970418A (en) * | 2021-02-01 | 2021-06-18 | 新疆农业大学 | Dish all-in-one of threshing is got to edible sunflower |
| CN113079833A (en) * | 2021-03-19 | 2021-07-09 | 华中农业大学 | Combined threshing device for cutting table of sunflower combine harvester |
| CN114631431A (en) * | 2022-05-17 | 2022-06-17 | 原阳县伟凡农机有限公司 | Machine is picked up to cotton falling to ground |
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