CN113439537B - Corn harvester capable of harvesting stems and ears - Google Patents

Corn harvester capable of harvesting stems and ears Download PDF

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Publication number
CN113439537B
CN113439537B CN202110879279.5A CN202110879279A CN113439537B CN 113439537 B CN113439537 B CN 113439537B CN 202110879279 A CN202110879279 A CN 202110879279A CN 113439537 B CN113439537 B CN 113439537B
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CN
China
Prior art keywords
shaft
wheel
power
chain
elevator
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Active
Application number
CN202110879279.5A
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Chinese (zh)
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CN113439537A (en
Inventor
李衡
李侠
请求不公布姓名
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Hebei Yinghu Agricultural Machinery Manufacturing Co Ltd
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Hebei Yinghu Agricultural Machinery Manufacturing Co Ltd
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Priority to CN202110879279.5A priority Critical patent/CN113439537B/en
Publication of CN113439537A publication Critical patent/CN113439537A/en
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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D45/00—Harvesting of standing crops
    • A01D45/02—Harvesting of standing crops of maize, i.e. kernel harvesting
    • A01D45/021—Cornheaders
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D43/00—Mowers combined with apparatus performing additional operations while mowing
    • A01D43/08—Mowers combined with apparatus performing additional operations while mowing with means for cutting up the mown crop, e.g. forage harvesters
    • A01D43/086—Mowers combined with apparatus performing additional operations while mowing with means for cutting up the mown crop, e.g. forage harvesters and means for collecting, gathering or loading mown material
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D45/00—Harvesting of standing crops
    • A01D45/02—Harvesting of standing crops of maize, i.e. kernel harvesting
    • A01D45/021—Cornheaders
    • A01D45/025—Snapping rolls
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D47/00—Headers for topping of plants, e.g. stalks with ears
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D57/00—Delivering mechanisms for harvesters or mowers
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
    • A01D69/06—Gearings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
    • A01D69/08—Clutches
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/14—Measures for saving energy, e.g. in green houses

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvesting Machines For Specific Crops (AREA)

Abstract

The invention discloses a corn harvester with both stems and ears, which comprises an upper header, a large elevator, a peeler, a lower header, a blower, a returning machine and an engine, wherein the upper header is connected with the large elevator; the engine is provided with a first power total output wheel which is connected with a first total output shaft through belt transmission, the right side of the first belt pulley of the first total output shaft is also provided with a peeling machine power transmission wheel, the peeling machine power transmission wheel is connected with a peeling machine power shaft in a transmission mode, the other end of the first total output shaft is also provided with a lower main shaft power transmission wheel and a returning machine power transmission wheel in a transmission mode, the lower main shaft power transmission wheel is connected with a lower main shaft in a transmission mode, the upper cutting table, the lower cutting table and the throwing blower are connected with a lower main shaft in a transmission mode, and the returning machine is connected with a returning machine in a transmission mode. The invention transmits power to each working unit of the corn harvester through one main output shaft, saves space, facilitates the arrangement of a transmission system of the whole harvester, reduces the number of power transmission stages, and improves the transmission efficiency and reliability.

Description

Corn harvester capable of harvesting stems and ears
Technical Field
The invention relates to the field of corn harvesters, in particular to a corn harvester with both stems and ears.
Background
The corn harvester with both the stalks and the ears generally comprises a corn harvesting system, a straw harvesting system and a returning machine, wherein the corn harvesting system comprises an upper header, a large elevator, a barking machine and a granary, the upper header is used for picking off corn ears, the picked ears are conveyed to the barking machine through the large elevator, the barking machine barks the ears, and the barked ears are conveyed to the granary; the straw harvesting system comprises a lower cutting table, a feeding mechanism, a crushing mechanism, a throwing fan, a throwing part and a straw bin, wherein the lower cutting table is used for cutting off straws from roots, the cut straws are conveyed to a crusher through a feeding device, the crusher cuts the straws, and the cut straws are thrown to the straw bin for recycling through the throwing part under the action of the throwing fan; the returning machine is used for crushing the roots of the straw and returning the crushed straw to the field.
The existing corn harvester with both stalks and ears is generally characterized in that power is respectively transmitted to an upper header, a large elevator, a peeling machine, a lower header, a feeding device, a crusher, a blower and the like by an engine through multistage transmission, and the energy loss is large and the product reliability is low due to high power transmission stage number. In addition, the existing corn harvester header is generally in unilateral transmission, and is only transmitted to all moving parts on the whole header through a header main shaft, and an intermediate shaft is connected with a plurality of ear picking units, two small lifters, two auger mechanisms and two straw shredding mechanisms, so that the header intermediate shaft is extremely easy to bend and lose efficacy due to uneven stress and load distribution, and is narrow in space, compact in structure and extremely inconvenient to maintain and replace.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the following technical scheme:
a corn harvester with both stalks and ears comprises a corn harvesting system, a straw harvesting system, a returning machine, a power transmission system and an engine;
the corn harvesting system comprises an upper header, a large elevator, a peeling machine and a granary;
the straw harvesting system comprises a lower cutting table, a throwing fan, a secondary throwing part and a grass bin;
the upper header is connected with an inlet of a peeling machine through a large elevator, and an outlet of the peeling machine is connected with a granary; the bottom of the throwing fan is connected with the lower cutting table; the upper part of the throwing fan is provided with a secondary throwing part which is matched with the grass bin;
the automatic peeling machine is characterized in that a first power output wheel is arranged on the engine, the first power output wheel is connected with a first main output shaft belt pulley arranged on the main output shaft through belt transmission, a peeling machine power transmission wheel is further arranged on the right side of the first main output shaft belt pulley, the peeling machine power transmission wheel is connected with a peeling machine power shaft through belt and peeling machine power shaft wheel transmission, a lower main shaft power transmission wheel and a returning machine power transmission wheel are further sequentially arranged at the other end of the main output shaft, the lower main shaft power transmission wheel is connected with a lower main shaft through belt and lower main shaft wheel transmission, the upper cutting table, the lower cutting table and the throwing fan are connected with the lower main shaft through belt and lower main shaft wheel transmission, and the returning machine power transmission wheel is connected with a returning machine through transmission.
Preferably, the right side of the first power output wheel is also provided with a second power output wheel, the second power output wheel is connected with the intermediate shaft through a belt and an intermediate shaft belt wheel in a transmission manner, the right end of the intermediate shaft is also provided with a peeling machine power transmission chain wheel, and the peeling machine power transmission chain wheel is connected with the peeling machine in a transmission manner.
Preferably, the peeling machine comprises a peeling part, a sheet jelly machine and a grain recovery device;
the peeling part comprises a dredging component, a peeling component, a bud conveying component, a seed cleaning fan and a poking roller; the peeling assembly comprises a plurality of peeling rollers; the dredging component is arranged above the peeling component; the poking roller is positioned at one side of the peeling assembly and is used for poking the peeled ears to the ear bin; the bud conveying assembly is arranged below the peeling assembly, a cleaning auger group is arranged in the bud conveying assembly, and the cleaning auger group comprises a lower auger of the peeling machine and an upper auger of the peeling machine; the outlet end of the bud coat conveying assembly is communicated with the sheet jelly machine; the seed recovery device is arranged at the bottom of the bract conveying assembly; the seed cleaning fan is arranged at one side of the seed recovery device;
The power shaft of the peeling machine provides power for the peeling part and the sheet jelly machine;
the peeler power transmission chain wheel is connected with the seed recovery power shaft through a chain and a seed recovery power input chain wheel in a transmission way.
Preferably, the peeling machine is arranged on a power shaft of the peeling machine, a sheet jelly machine driving sprocket is further arranged on the right side of a power shaft wheel of the peeling machine, the sheet jelly machine driving sprocket is in transmission connection with a sheet jelly part power input shaft through a chain and a sheet jelly part power input shaft wheel, the peeling machine is arranged on the power shaft of the peeling machine, a peeling part output wheel is further arranged on the left side of the power shaft wheel of the peeling machine, and the peeling part output wheel is in transmission connection with a peeling part power shaft through the chain and the peeling part power input wheel.
Preferably, the other end of the peeling part power shaft is also provided with a peeling part power output wheel, and the peeling part power output wheel is sequentially connected with a lower auger power input chain wheel of the peeling machine, a reversing middle wheel I and an upper auger power input chain wheel of the peeling machine in a transmission way through a chain I;
the power input chain wheel of the lower auger of the peeler is arranged on the power shaft of the lower auger of the peeler, and the power input chain wheel of the upper auger of the peeler is arranged on the power shaft of the upper auger of the peeler.
Preferably, the first reversing intermediate wheel is arranged on the first intermediate shaft, a cleaning fan input chain wheel is further arranged on the inner side of the first reversing intermediate wheel and is in transmission connection with a cleaning fan power shaft through a chain and a cleaning fan power input chain wheel.
Preferably, the other end of the upper auger power shaft of the peeling machine is also provided with an upper auger power output chain wheel of the peeling machine, the upper auger power output chain wheel of the peeling machine is in transmission connection with a second intermediate shaft through a chain and a second intermediate wheel, the inner side of the second intermediate wheel is also provided with a first reversing gear, and the first reversing gear is in transmission connection with a third intermediate shaft through a second reversing gear arranged on the third intermediate shaft; the outer side of the reversing gear II is also provided with a middle shaft three-power output sprocket, the middle shaft three-power output sprocket is sequentially connected with a fourth dredging roller power input sprocket and a second dredging roller power input sprocket in a transmission manner through a chain II, and the fourth dredging roller power input sprocket is arranged on a fourth dredging roller power shaft; the second dispersion roller power input chain wheel is arranged on the second dispersion roller power shaft.
Preferably, the other end of the power shaft of the second dispersion roller is further provided with a power output chain wheel of the first dispersion roller, and the power output chain wheel of the first dispersion roller is in transmission connection with the power shaft of the first dispersion roller through a chain and the power input chain wheel of the first dispersion roller.
Preferably, the other end of the first dredging roller power shaft is further provided with a shifting roller output wheel, the shifting roller output wheel is sequentially connected with a shifting roller power input wheel and a reversing sprocket through a chain III in a transmission mode, and the shifting roller power input wheel is arranged on the shifting roller power shaft.
Preferably, the pulling roller output wheel and the reversing chain wheel are positioned on the inner side of the chain, and the pulling roller power input wheel is positioned on the outer side of the chain.
Preferably, the power shaft of the peeling part is further provided with a plurality of drive bevel gears, the drive bevel gears are in transmission connection with the inner peeling roller through driven bevel gears meshed with the drive bevel gears, and the inner peeling roller is further provided with a transmission gear.
Preferably, the large elevator comprises a left large elevator side plate and a right large elevator side plate, and a large elevator conveying chain positioned between the two large elevator side plates; a large elevator lifting plate is arranged between the two large elevator side plates, a large elevator driving shaft is arranged at the top end of the large elevator lifting plate, and a large elevator driven shaft is arranged at the bottom end of the large elevator lifting plate; a large elevator driving sprocket is arranged on the large elevator driving shaft, a large elevator driven sprocket is arranged on the large elevator driven shaft, and the large elevator conveying chain is circumferentially matched with the large elevator driving sprocket, the large elevator lifting plate and the large elevator driven sprocket;
The elevator is characterized in that a large elevator driving shaft input wheel is further arranged on the large elevator driving shaft, a large elevator power transmission wheel is further arranged at the left end of the peeler power shaft, the large elevator power transmission wheel is connected with a large elevator intermediate shaft through a belt and a large elevator intermediate shaft belt pulley in a transmission mode, a large elevator intermediate shaft chain wheel is further arranged at the other end of the large elevator intermediate shaft, and the large elevator intermediate shaft chain wheel is connected with the large elevator driving shaft through a chain and the large elevator driving shaft input wheel in a transmission mode.
Preferably, the input wheel of the main lift driving shaft is rotatably arranged on the main lift driving shaft, one side of the input wheel of the main lift driving shaft is synchronously provided with a first clutch wheel, so that the input wheel of the main lift driving shaft and the first clutch wheel rotate synchronously, and a first clutch tooth is arranged on a clutch surface of the first clutch wheel; a clutch wheel II is sleeved on the driving shaft of the large elevator, a clutch tooth II is arranged on the clutch surface of the clutch wheel II, and the clutch tooth I corresponds to the clutch tooth II; the driving shaft of the large lift conveyer is also sleeved with a clutch gland, and the clutch gland is synchronously arranged on the second clutch wheel so that the clutch gland and the second clutch wheel synchronously rotate; the clutch gland is axially arranged in a sliding manner along the driving shaft of the large elevator and synchronously rotates; one end of the clutch gland is pressed by a pressing spring sleeved on the driving shaft of the large elevator so as to provide pressing force for the second clutch wheel to enable the second clutch wheel to be combined with the first clutch wheel; the end part of the driving shaft of the large elevator is provided with a compression nut, and the other end of the compression spring is abutted against the compression nut, so that the compression spring is arranged on the driving shaft of the large elevator.
Preferably, the top of the large elevator is provided with a large elevator top plate, the top end of the large elevator top plate is provided with a fan mounting opening, and the fan mounting opening is sealed by a fan mounting opening cover plate; the bottom of the large elevator is provided with a large elevator bottom plate.
Preferably, the upper header comprises a left small elevator, a right small elevator, a left small auger, a right small auger, a left ear picking mechanism and a right ear picking mechanism, wherein the top outlet of the left small elevator is communicated with the inlet of the left small auger, and the top outlet of the right small elevator is communicated with the inlet of the right small auger;
the left ear picking mechanism comprises a left ear picking unit I, a left middle ear picking unit and a left ear picking unit II, the right ear picking mechanism comprises a right ear picking unit I, a right middle ear picking unit and a right ear picking unit II, and the right ear picking mechanism and the left ear picking mechanism are symmetrically arranged; the first left ear picking unit comprises a first left gearbox, and the second left ear picking unit comprises a second left gearbox;
the left end chain wheel of the lower main shaft is in transmission connection with a left third shaft of the cutting table through a chain and a left third shaft input chain wheel of the cutting table, a left third shaft output chain wheel of the cutting table is further arranged on the left side of the left third shaft input chain wheel of the cutting table, and the left third shaft output chain wheel of the cutting table is in transmission connection with a left first shaft of the cutting table through a chain and a left first shaft input chain wheel of the cutting table; the right end sprocket of the lower spindle is in transmission connection with a right third shaft of the cutting table through a chain and a right third shaft input sprocket of the cutting table, a first right third shaft output sprocket of the cutting table is arranged on the right third shaft of the cutting table and outside the right third shaft input sprocket of the cutting table, and the first right third shaft output sprocket of the cutting table is in transmission connection with a first right first shaft of the cutting table through the chain and the right first shaft input sprocket of the cutting table;
The left small elevator, the left small auger and the left ear picking mechanism are in transmission connection with a left first shaft of the cutting table, and the right small elevator, the right small auger and the right ear picking mechanism are in transmission connection with a right first shaft of the cutting table.
Preferably, the first left gearbox comprises a first left gearbox power input shaft, and the second left gearbox comprises a second left gearbox power input shaft; the left side of the left first shaft input sprocket of the header is also provided with a left ear picking unit and a power input sprocket, and the left ear picking unit and the power input sprocket are in transmission connection with a power input shaft of the left gearbox through a chain and the left ear picking unit and the power sprocket;
the left small elevator is a chain plate elevator and comprises a left small elevator driving shaft; the right side of the left first shaft input chain wheel of the header is also provided with a left small elevator power input chain wheel which is in transmission connection with the left small elevator driving shaft through a chain and the left small elevator power chain wheel; a left small auger power transmission chain wheel is arranged on the left small elevator driving shaft and on the right side of the left small elevator power chain wheel, and is in transmission connection with a left small auger power shaft through a chain and the left small auger power chain wheel;
The right end of the left first shaft of the cutting table is also provided with a left ear picking unit II power input chain wheel, and the left ear picking unit II power input chain wheel is in transmission connection with the left gearbox II power input shaft through a chain and the left ear picking unit II power chain wheel.
Preferably, a right ear picking unit and a power input chain wheel are further arranged on the right side of the right first shaft input chain wheel of the cutting table, and the right ear picking unit and the power input chain wheel are in transmission connection with a right gearbox and a power input shaft through a chain and the right ear picking unit and the power chain wheel;
a right small elevator power input chain wheel is arranged on the right first shaft of the cutting table and on the left side of the right first shaft input chain wheel of the cutting table, and the right small elevator power input chain wheel is in transmission connection with a right small elevator driving shaft through a chain and the right small elevator power chain wheel; a right small auger power transmission chain wheel is arranged on the right small elevator driving shaft and on the left side of the right small elevator power chain wheel, and is in transmission connection with a right small auger power shaft through a chain and the right small auger power chain wheel;
the left end of the first right shaft of the cutting table is also provided with a second power input sprocket of the right ear picking unit, and the second power input sprocket of the right ear picking unit is in transmission connection with the second power input shaft of the right gearbox through a chain and the second power sprocket of the right ear picking unit.
Preferably, the small left elevator further comprises a shell, a small left elevator driven shaft and a conveying chain, conveying chain wheels are arranged on the small left elevator driving shaft and the small left elevator driven shaft and located on the inner side of the shell, the conveying chain surrounds the conveying chain wheels, and the small left elevator driving shaft and the small left elevator driven shaft penetrate through and extend out of the shell.
Preferably, the left middle ear picking unit comprises a supporting plate, a reversing mechanism and a reel chain driving wheel, wherein the supporting plate is arranged at the front end of the shell, the reversing mechanism is arranged below the supporting plate, and the reel chain driving wheel is arranged above the supporting plate;
the reversing mechanism comprises an input shaft and an output shaft, the two output shafts are perpendicular to the input shaft, and the reel chain driving wheel is fixedly arranged on the output shaft; the left small elevator is characterized in that a power transmission sprocket is arranged on the driven shaft of the left small elevator and positioned outside the shell, a power receiving sprocket is arranged on the input shaft, and the power transmission sprocket is connected with the power receiving sprocket through a chain.
Preferably, the first left ear picking unit further comprises a first left ear picking pair roller, a first left universal shaft, a first left reversing box and a first left reversing box power output shaft, wherein the first left ear picking pair roller and the first left universal shaft are arranged at the front end of the first left reversing box and are in transmission connection with the first left reversing box, the first left reversing box is in transmission connection with the first left universal shaft, the first left reversing box power output shaft is vertically arranged at the upper end of the first left reversing box, and a reel chain driving wheel is fixedly arranged on the first left reversing box power output shaft;
The first left gearbox further comprises a spike picking pair roller output shaft and a cardan shaft output shaft, the spike picking pair roller output shaft is connected with the first left spike picking pair roller, and the cardan shaft output shaft is connected with the first left cardan shaft.
Preferably, the first left ear picking unit and the second left ear picking unit are respectively arranged at the left side and the right side of the left small elevator, and the second left ear picking unit is symmetrically arranged with the first left ear picking unit by taking the left small elevator as the center.
Preferably, the lower header comprises a header frame body, and further comprises a swing ring cutter, a feeding mechanism, a crushing mechanism and a feeding auger which are sequentially arranged in the header frame body from front to back, wherein the feeding mechanism comprises at least two guide rollers arranged along the front-back direction, the axes of the guide rollers are arranged along the left-right direction, and all the guide rollers synchronously rotate in the same direction; the feeding mechanism comprises an upper feeding roller and a smooth roller; the crushing mechanism comprises a rotary cutter and is connected with the bottom of the blower 7;
the rotary movable cutter, the upper feeding roller and the right gearbox are in transmission connection with a power input shaft of the left gearbox, and the guide roller, the smooth roller and the swing ring cutter are in transmission connection with the power input shaft of the right gearbox.
Preferably, a blower driving wheel is further arranged on the left side of the left third shaft input chain wheel of the cutting table, and the blower driving wheel is connected with a blower power shaft through a chain and a blower power wheel in a driving manner.
Preferably, a transmission gear is further arranged on the left transmission case-power input shaft and on the left side of the left ear picking unit-power sprocket, the transmission gear is in transmission connection with a shaft through a meshing gear, a rotary movable cutter shaft input sprocket is further arranged on the shaft and on the outer side of the meshing gear, and the rotary movable cutter shaft input sprocket is in transmission connection with a rotary movable cutter shaft through a chain and the rotary movable cutter shaft power input sprocket; the right side of the power input sprocket of the rotary cutter shaft is also provided with an upper feeding roller input sprocket which is connected with an upper feeding roller shaft through a chain and an upper feeding roller power input sprocket in a transmission way.
Preferably, a smooth roll input sprocket is arranged on the power input shaft of the right gearbox and outside the power sprocket of the right ear picking unit, and the smooth roll input sprocket is connected with a smooth roll power shaft through a chain and the smooth roll power input sprocket;
the other end of the finishing roller power shaft is further provided with a swinging box input belt pulley and a guiding roller input chain wheel, the swinging box input belt pulley is connected with a swinging box driving shaft through a belt and a swinging box power input belt pulley in a driving way, and the guiding roller input chain wheel is connected with the guiding roller power shaft through a chain and a guiding roller power input chain wheel.
After the technical scheme is adopted, compared with the prior art, the invention has the following advantages:
the total output shaft is provided with the peeler power transmission wheel, the lower main shaft power transmission wheel and the returning machine power transmission wheel, and power is transmitted to each working unit of the corn harvester through the total output shaft, so that space is saved, the arrangement of a transmission system of the whole harvester is facilitated, the power transmission level is reduced, and the transmission efficiency and reliability are improved.
The power system is respectively through power total output wheel one and power total output wheel two, with power transmission to peeling part and seed grain recovery unit, because the rotational speed that seed grain recovery unit needs is far lower than the rotational speed that peeling part needs, compare in the prior art the direct seed grain recovery unit who transmits to in the peeler of power by peeling part, need not to dispose reduction gear or other speed change gear in the peeler, save the whole space of peeler, make things convenient for the arrangement of the whole transmission system of peeler, reduce power transmission progression, reduce cost, improve transmission efficiency and reliability.
When the large elevator is jammed, the clutch wheel II and the clutch gland slide outwards to extrude the compression spring, the clutch tooth I and the clutch tooth II are separated, the large elevator driving shaft input wheel idles on the large elevator driving shaft and cannot drive the large elevator driving shaft to rotate, the large elevator conveying chain is effectively prevented from being applied with excessive rotating force, the large elevator conveying chain is prevented from being broken or other damages are caused, and the failure rate of the large elevator is reduced.
The invention solves the problems of easy heating and breakage of the header transmission chain of the corn harvester, easy bending of the transmission shaft and low header transmission reliability in the prior art, and ensures that the header transmission arrangement is more reasonable, the load distribution is even, the operation is stable, and the reliability is improved; the invention realizes bilateral transmission on two sides of the cutting table, and the transmission parts are symmetrically arranged, so that the universality of parts is high, and the maintenance is very convenient.
Compared with the prior art, the straw feeding device has the advantages that the radial distance between the front and rear adjacent guide rollers is small, and the falling probability of the straw is effectively reduced.
Drawings
FIG. 1 is a diagram of the whole harvester for corn with both ears and stems;
FIG. 2 is a block diagram of a harvesting system of the corn harvester for harvesting both ears and stems according to the present invention;
FIG. 3 is a power transmission diagram of an engine according to the present invention;
FIG. 4 is a diagram of a total output shaft power transmission system according to the present invention;
FIG. 5 is a diagram of the power transmission system of the power shaft of the peeler of the present invention;
FIG. 6 is a block diagram of the entire peeler according to the present invention;
FIG. 7 is a first block diagram of the power transmission system of the dehider according to the present invention;
FIG. 8 is a second block diagram of the power transfer system of the dehider of the present invention;
FIG. 9 is a third block diagram of the power transfer system of the dehider of the present invention;
FIG. 10 is a fourth block diagram of the power transfer system of the dehider of the present invention;
FIG. 11 is an overall block diagram of a large elevator of the present invention;
FIG. 12 is a block diagram of a primary shaft of the large lift conveyor of the present invention;
FIG. 13 is a block diagram of the power shaft of the dehider according to the present invention;
FIG. 14 is a block diagram of a power transfer system for returning to the field according to the present invention;
FIG. 15 is a diagram showing the overall structure of the header and blower of the present invention;
FIG. 16 is a diagram of the overall structure of the header of the present invention;
FIG. 17 is a block diagram of a small elevator of the present invention;
FIG. 18 is a block diagram of the ear picking mechanism of the present invention;
FIG. 19 is a block diagram of a left ear picking unit according to the present invention;
FIG. 20 is a block diagram of a left gearbox according to the present invention;
FIG. 21 is a block diagram of a left intermediate ear picking unit according to the present invention;
FIG. 22 is a diagram of the overall structure of the lower header of the present invention;
FIG. 23 is a left side drive diagram of the header of the present invention;
FIG. 24 is a second diagram of the left driving of the header according to the present invention;
FIG. 25 is a diagram of a blower power delivery system according to the present invention;
FIG. 26 is a left and right first axis drive diagram of the header of the present invention;
FIG. 27 is a right side view of the header of the present invention;
fig. 28 is a second view of the right side transmission of the header of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
The terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-2, according to an embodiment of the present invention, a corn harvester with both ears and stems comprises a corn harvesting system, a straw harvesting system, a returning machine 5, a power transmission system 9 and an engine 6;
the corn harvesting system comprises an upper header 1, a large elevator 4, a peeling machine 3 and a granary;
the straw harvesting system comprises a lower header 2, a throwing fan 7, a secondary throwing part 8 and a grass bin;
the upper header 1 and the lower header 2 are arranged at the front part of the frame, the upper header 1 is arranged at the upper layer, and the lower header 2 is arranged at the lower layer; the upper header 1 is connected with an inlet of a barker 3 through a large elevator 4, and an outlet of the barker 3 is connected with a granary 11; the bottom of the throwing fan 7 is connected with the lower header 2; the upper part of the throwing fan 7 is provided with a secondary throwing part 8 which is matched with the grass bin 13; the upper header 1, the large elevator 4, the peeling machine 3, the lower header 4, the throwing fan 7 and the returning machine are respectively connected with the engine 6 in a transmission way through a power transmission system 9.
Further, as shown in fig. 3-5, a power total output wheel 6.1 is arranged on the engine 6, the power total output wheel 6.1 is connected with a total output shaft belt pulley 9.2 arranged on the total output shaft 9.1 through belt transmission, a peeling power transmission wheel 9.3 is further arranged on the right side of the total output shaft belt pulley 9.2, the peeling power transmission wheel 9.3 is connected with a peeling machine power shaft 72 through belt and peeling power shaft wheel 9.4 transmission, a lower main shaft power transmission wheel 9.9 and a returning power transmission wheel 9.8 are further arranged at the other end of the total output shaft 9.1 in sequence, the lower main shaft power transmission wheel 9.9 is connected with a lower main shaft 10 through belt and lower main shaft wheel 9.0 transmission, the returning power transmission wheel 9.8 is connected with a returning machine 5 through a total output shaft 9.1 to each working unit of the corn harvester, space is saved, arrangement of a whole machine transmission system is facilitated, power transmission stages are reduced, and transmission efficiency and reliability are improved.
Further, as shown in fig. 3-5, a second power output wheel 6.2 is further arranged on the right side of the first power output wheel 6.1, the second power output wheel 6.2 is in transmission connection with the intermediate shaft 9.6 through a belt and the intermediate shaft belt wheel 9.5, a peeling machine power transmission chain wheel 9.7 is further arranged at the right end of the intermediate shaft 9.6, and the peeling machine power transmission chain wheel 9.7 is in transmission connection with the peeling machine 3.
Further, as shown in fig. 6 to 10, the peeling machine 3 includes a dredging assembly 3.1, a peeling assembly 3.2, a bud conveying assembly 3.3, a grain cleaning fan 3.4, a grain recovery device 3.5, a sheet jelly machine 3.6, a poking roller 3.7 and a peeling machine power shaft 72.
The peeling assembly 3.2 comprises a plurality of peeling units, in this embodiment, four peeling units, each peeling unit comprises two outer peeling rollers arranged in parallel and two inner peeling rollers arranged between the two outer peeling rollers in parallel, and the specific peeling unit arrangement mode is the prior art and will not be repeated here.
The dredging assembly 3.1 comprises a plurality of dredging units, each dredging unit comprises a dredging roller and a plurality of star wheels sleeved on the dredging roller, and the dredging assembly 3.1 is arranged above the peeling assembly 3.2.
The poking roller 3.7 is positioned at one side of the peeling assembly 3.2 and is used for poking the peeled ears to the ear bin.
The bud clothing conveying assembly 3.3 is arranged below the peeling assembly 3.2, a cleaning auger group is arranged in the bud clothing conveying assembly 3.3, the cleaning auger group comprises a lower auger of the peeling machine and an upper auger of the peeling machine, a cleaning screen is arranged at the bottom of the bud clothing conveying assembly 3.3, and the bud clothing conveying device 3.3 is used for separating the bud clothing of the fruit cluster from the fruit cluster.
The outlet end of the bud coat conveying assembly 3.3 is communicated with the sheet jelly machine 3.6, and a movable cutter shaft is arranged in the sheet jelly machine 3.6.
The seed grain recovery device 3.5 is arranged at the bottom of the bud coat conveying assembly 3.3, seeds falling from the cleaning screen mesh are received, the cleaning fan 3.4 is arranged at one side of the seed grain recovery device 3.5, and impurities in the seeds are sucked away.
Further, as shown in fig. 6-10, on the power shaft 72 of the peeler, a sheet jelly machine driving sprocket 73 is further disposed on the right side of the power shaft wheel 9.4 of the peeler, and the sheet jelly machine driving sprocket 73 is in driving connection with the sheet jelly machine power input shaft 75 through a chain and a sheet jelly machine power input shaft wheel 74, so as to input power to the sheet jelly machine 3.6.
Further, as shown in fig. 6-10, on the power shaft 72 of the peeling machine, a peeling part output wheel 76 is further disposed on the left side of the power shaft wheel 9.4 of the peeling machine, and the peeling part output wheel 76 is in transmission connection with the power shaft 78 of the peeling part through a chain and the power input wheel 77 of the peeling part; referring to fig. 3, a peeling part power output wheel 79 is further disposed at the other end of the peeling part power shaft 78, and the peeling part power output wheel 79 is sequentially connected with a lower auger power input sprocket 81, a reversing middle wheel 82 and an upper auger power input sprocket 83 of the peeling machine through a first chain 80 in a transmission manner.
Further, as shown in fig. 6-10, the power input sprocket 81 of the lower auger of the peeling machine is arranged on the power shaft of the lower auger of the peeling machine, so as to provide power for the lower auger of the peeling machine;
the first reversing intermediate wheel 82 is arranged on the first intermediate shaft 84, a cleaning fan input chain wheel 85 is further arranged on the inner side of the first reversing intermediate wheel 82 on the first intermediate shaft 84, and the cleaning fan input chain wheel 85 is connected with a cleaning fan power shaft 87 through a chain and a cleaning fan power input chain wheel 86 so as to provide power for the cleaning fan;
the power input chain wheel 83 of the screw on the peeling machine is arranged on the power shaft 88 of the screw on the peeling machine so as to provide power for the screw on the peeling machine;
the other end of the upper auger power shaft 88 of the peeling machine is further provided with an upper auger power output chain wheel 89 of the peeling machine, the upper auger power output chain wheel 89 of the peeling machine is in transmission connection with a second intermediate shaft 91 through a chain and a second intermediate wheel 90, the inner side of the second intermediate wheel 90 is further provided with a first reversing gear 92, the first reversing gear 92 is in transmission connection with a third intermediate shaft 94 through a second reversing gear 93 arranged on the third intermediate shaft 94, the outer side of the second reversing gear 93 is further provided with a third intermediate shaft power output chain wheel 95, the third intermediate shaft power output chain wheel 95 is sequentially connected with a fourth dredging roller power input chain wheel 97 and a second dredging roller power input chain wheel 98 through a second chain 96, and the fourth dredging roller power input chain wheel 97 is arranged on the fourth dredging roller power shaft so as to drive the fourth dredging roller to work; the second dispersion roller power input sprocket 98 is disposed on a second dispersion roller power shaft 100.
Further, as shown in fig. 6-10, the other end of the second dispersion roller power shaft 100 is further provided with a first dispersion roller power output sprocket 103, and the first dispersion roller power output sprocket 103 is in transmission connection with a first dispersion roller power shaft 105 through a chain and a first dispersion roller power input sprocket 104, so as to power the first dispersion roller.
Further, as shown in fig. 6-10, a shifting roller output wheel 106 is further disposed at the other end of the first dredging roller power shaft 105, the shifting roller output wheel 106 is sequentially connected with a shifting roller power input wheel 108 and a reversing sprocket 110 in a transmission manner through a chain III 107, and the shifting roller power input wheel 108 is disposed on the shifting roller power shaft 109, so as to provide power for shifting rollers;
the shifting roller output wheel 106 and the reversing chain wheel 110 are positioned on the inner side of the third chain 107, and the shifting roller power input wheel 108 is positioned on the outer side of the third chain 107; through setting up reversing sprocket 110 cooperation in the inboard of chain III 107, with dialling roller power input wheel 108 cooperation setting in the outside of chain III 107, and then realize the switching of direction of rotation, compare in gear engagement's reversing box, the structure is simpler, need not additionally to set up the guard box and lubricate with filling machine oil, does not have high temperature risk, and the cooperation precision requirement is low, and the fault rate is low.
Further, the power shaft 78 of the peeling part is further provided with a plurality of drive bevel gears 111, in this embodiment, four drive bevel gears 111 are in transmission connection with an inner peeling roller through a driven bevel gear 112 meshed with the drive bevel gears 111, the inner peeling roller is further provided with a transmission gear 113, and the transmission gear 113 is in transmission connection with another inner peeling roller and another outer peeling roller in the peeling unit; the plurality of bevel gears synchronously drive the plurality of groups of peeling units and transmit power to other components of the peeling part, so that the number of power transmission stages is reduced, and the transmission efficiency and reliability are improved.
Further, as shown in fig. 10, the peeler power transmission sprocket 9.7 is connected with the seed recovery power shaft 137 through a chain and a seed recovery power input sprocket 136, so as to drive the screw conveyer in the seed recovery device to work. The power system is respectively through power total output wheel one 6.1 and power total output wheel two 6.2, with power transmission to peeling part and seed grain recovery unit, because the rotational speed that seed grain recovery unit needs is far lower than the rotational speed that peeling part needs, compare in prior art the seed grain recovery unit that power was directly transmitted to the peeler by peeling part, need not to dispose reduction gear or other speed change gear in the peeler, save the whole space of peeler, make things convenient for the arrangement of the whole transmission system of peeler, reduce power transmission progression, reduce cost, improve transmission efficiency and reliability.
Further, as shown in fig. 11-12, the large elevator 4 includes left and right large elevator side plates 4.1, a large elevator conveyor chain (not shown) located between the two large elevator side plates 4.1;
a large elevator lifting plate 4.5 is further arranged between two large elevator side plates 4.1 of the large elevator 4, a large elevator driving shaft 4.3 is arranged at the top end of the large elevator lifting plate 4.5, and a large elevator driven shaft 4.4 is arranged at the bottom end. The two ends of the main lift driving shaft 4.4 and the main lift driven shaft 4.5 are rotatably arranged on the left and right main lift side plates 4.1. The big elevator driving shaft 4.3 is provided with a big elevator driving chain wheel 4.31, the big elevator driven shaft 4.4 is provided with a big elevator driven chain wheel 4.41, the big elevator conveying chain is circumferentially matched with the big elevator driving chain wheel 4.31, the big elevator lifting plate 4.5 and the big elevator driven chain wheel 4.41, and the big elevator conveying chain is driven by the big elevator driving chain wheel 4.31 to rotate around the big elevator driving chain wheel 4.31, the big elevator lifting plate 4.5 and the big elevator driven chain wheel 4.41 so as to lift the fruit clusters to the peeler.
Further, as shown in fig. 12, the main lift driving shaft 4.3 is further provided with a main lift driving shaft input wheel 4.32, the main lift driving shaft input wheel 4.32 is rotatably installed on the main lift driving shaft 4.3, one side of the main lift driving shaft input wheel 4.32 is synchronously provided with a first clutch wheel 4.33, so that the main lift driving shaft input wheel 4.32 and the first clutch wheel 4.33 synchronously rotate, and a first clutch tooth is arranged on a clutch surface of the first clutch wheel 4.33. The driving shaft 4.3 of the large elevator is also sleeved with a second clutch wheel 4.34, a second clutch tooth is arranged on a clutch surface of the second clutch wheel 4.34, and the first clutch tooth corresponds to the second clutch tooth. The driving shaft 4.3 of the large elevator is also sleeved with a clutch gland 4.35, and the clutch gland 4.35 is synchronously arranged on the second clutch wheel 4.34, so that the clutch gland 4.35 and the second clutch wheel 4.34 synchronously rotate. The clutch gland 4.35 is provided with a sliding block on the inner side surface, and the driving shaft 4.3 of the large elevator is provided with a sliding groove matched with the sliding block, so that the clutch gland 4.35 is axially and slidingly arranged along the driving shaft 4.3 of the large elevator and synchronously rotates. One end of the clutch gland 4.35 is compressed by a compression spring 4.36 sleeved on the driving shaft 4.3 of the large elevator so as to provide compression force for the clutch pulley II 4.34 to enable the clutch pulley II 4.34 and the clutch pulley I4.33 to be combined together. The end of the main lift driving shaft 4.3 is provided with a compression nut 4.37, and the other end of the compression spring 4.36 is abutted against the compression nut 4.37, so that the compression spring 4.36 is arranged on the main lift driving shaft 4.3.
The large elevator driving shaft input wheel 4.32 is in transmission connection with the engine 6 through a power transmission system, the large elevator driving shaft input wheel 4.32 is driven to rotate through the power transmission system, the large elevator driving shaft input wheel 4.32 drives the first clutch wheel 4.33 to synchronously rotate, the first clutch wheel 4.33 drives the second clutch wheel 4.34 to rotate, the second clutch wheel 4.34 drives the clutch gland 4.35 to synchronously rotate, and the clutch gland 4.35 is matched with a chute on the large elevator driving shaft 4.3 through a sliding block arranged on the inner side to drive the large elevator driving shaft 4.3 to rotate. When the large elevator 4 is jammed, the clutch wheel II 4.34 and the clutch gland 4.35 slide outwards to extrude the compression spring 4.36, the clutch tooth I and the clutch tooth II are separated, the large elevator driving shaft input wheel 4.32 idles on the large elevator driving shaft 4.3 and cannot drive the large elevator driving shaft 4.3 to rotate, the problem that excessive rotating force is applied to the large elevator conveying chain of the large elevator 4 is effectively avoided, the large elevator conveying chain is prevented from being broken or other damages are caused, and the failure rate of the large elevator is reduced.
As shown in fig. 11, the top of the large elevator 4 is provided with a large elevator top plate 4.61, and the top end of the large elevator top plate 4.61 is provided with a fan mounting opening, which is closed by a fan mounting opening cover plate 4.62. Simultaneously, the user can demolish fan flap board 4.62 as required, installs the edulcoration fan at fan installation mouth, gets rid of the impurity in the cluster in the transportation through the edulcoration fan, improves the quality of cluster. The bottom of the large elevator 4 is provided with a large elevator bottom plate, and the large elevator conveying chain is protected through the large elevator bottom plate to prevent the large elevator conveying chain from being damaged by foreign matter impact.
Further, referring to fig. 5 and 13, the left end of the peeler power shaft 72 is further provided with a large lift power transmission wheel 71, the large lift power transmission wheel 71 is in transmission connection with a large lift intermediate shaft 120 through a belt and a large lift intermediate shaft pulley 70, the other end of the large lift intermediate shaft 120 is further provided with a large lift intermediate shaft sprocket 121, and the large lift intermediate shaft sprocket 121 is in transmission connection with a large lift driving shaft 4.3 through a chain and a large lift driving shaft input wheel 4.32, so as to provide power for the large lift 4.
Further, referring to fig. 14, the power transmission wheel 9.8 is connected with the power shaft 5.2 of the returning machine through a belt and the power shaft wheel 5.1 of the returning machine in a transmission way, so as to drive the returning machine 5 to work.
Further, as shown in fig. 15-16, the upper header 1 comprises a left small elevator 1.1, a right small elevator 1.2, a left small auger 1.3, a right small auger 1.4, a left ear picking mechanism and a right ear picking mechanism, the top outlet of the left small elevator 1.1 is communicated with the inlet of the left small auger 1.3, the top outlet of the right small elevator 1.2 is communicated with the inlet of the right small auger 1.4, and an upper header auger outlet is arranged between the left small auger 1.3 and the right small auger 1.4, so that the ears are further transported to the peeling mechanism.
Further, as shown in fig. 17, the left small elevator 1.1 is a chain plate elevator, and comprises a shell 1.11, a left small elevator driving shaft 1.12, a left small elevator driven shaft 1.13 and a conveying chain 1.14, conveying chain wheels are arranged on the left small elevator driving shaft 1.12 and the left small elevator driven shaft 1.13 and positioned on the inner side of the shell 1.11, the conveying chain 1.14 surrounds the conveying chain wheels, and the left small elevator driving shaft 1.12 and the left small elevator driven shaft 1.13 penetrate through and extend out of the shell 1.11, wherein the left small elevator driving shaft 1.12 is in transmission connection with the lower main shaft 10.
Further, as shown in fig. 18, the left ear picking mechanism includes a left ear picking unit 1.5, a left middle ear picking unit 1.6, and a left ear picking unit 1.7.
Further, as shown in fig. 19, the left ear picking unit 1.5 includes a left gearbox 1.51, a left ear picking pair roller 1.52, a left universal shaft 1.53, a left reversing box 1.54 and a left reversing box power output shaft 1.55, the left ear picking pair roller 1.52 and the left universal shaft 1.53 are arranged at the front end of the left reversing box 1.54 and are in transmission connection with the left reversing box 1.54, the left reversing box 1.54 is in transmission connection with the left universal shaft 1, the left reversing box power output shaft 1.55 is vertically arranged at the upper end of the left reversing box, and a seedling pulling chain driving wheel is fixedly arranged on the left reversing box power output shaft 1.55;
Further, as shown in fig. 20, the left gearbox one 1.51 includes a left gearbox one power input shaft 1.511, a spike picking pair roller output shaft 1.512 and a cardan shaft output shaft 1.513, wherein the left gearbox one power input shaft 1.511 is in transmission connection with the lower spindle 10, the spike picking pair roller output shaft 1.512 is connected with the left spike picking pair roller one 1.52, and the cardan shaft output shaft 1.513 is connected with the left cardan shaft one 1.53.
Further, as shown in fig. 18, the second left ear picking unit 1.7 is symmetrically arranged with the first left ear picking unit 1.5 by taking the left small elevator 1.1 as a center, the second left ear picking unit 1.7 comprises a second left gearbox 1.71, the second left gearbox 1.71 comprises a second left gearbox power input shaft 1.711, and other structures and connection modes of the second left ear picking unit 1.7 are the same as those of the first left ear picking unit 1.5. The left ear picking unit I1.5 and the left ear picking unit II 1.7 are respectively arranged at the left side and the right side of the left small elevator 1.1.
Further, as shown in fig. 21, the left middle ear picking unit 1.6 includes a supporting plate 1.61, a reversing mechanism 1.62 and a reel chain driving wheel, the supporting plate 1.61 is mounted at the front end of the casing 1.11, the reversing mechanism 1.62 is mounted below the supporting plate 1.61, and the reel chain driving wheel is mounted above the supporting plate 1.61;
The reversing mechanism 1.62 comprises an input shaft 1.621 and output shafts 1.622, two output shafts 1.622 are perpendicular to the input shaft 1.621, and the reel chain driving wheel is fixedly mounted on the output shafts 1.622.
Further, as shown in fig. 17, the input shaft 1.621 is drivingly connected to the left small elevator driven shaft 1.13. Preferably, a power transmission sprocket 1.15 is arranged on the driven shaft 1.13 of the left small elevator and positioned outside the shell 1.11, and the input shaft 1.621 is provided with a power receiving sprocket (not shown), and the power transmission sprocket 1.15 is connected with the power receiving sprocket through a chain.
Further, as shown in fig. 18, the right ear picking mechanism includes a right ear picking unit 1.8, a right middle ear picking unit 1.9 and a right ear picking unit 1.10; the right ear picking mechanism and the left ear picking mechanism are symmetrically arranged, and the structure and the connection mode of the right ear picking mechanism are the same as those of the left ear picking mechanism.
Further, as shown in fig. 22, the lower header 2 includes a header frame body, and further includes a swing ring cutter, a feeding mechanism, a crushing mechanism and a feeding auger 2.5 sequentially disposed in the header frame body from front to back, where the feeding mechanism includes at least two guiding rollers 2.1 arranged along the front-back direction, in this embodiment four guiding rollers 2.1 are disposed along the left-right direction, and all guiding rollers 2.1 rotate synchronously in the same direction; the feeding mechanism comprises an upper feeding roller 2.3 and a smooth roller 2.2; the crushing mechanism comprises a rotary cutter 2.4; the crushing mechanism is connected with the bottom of the blower 7; the swinging ring cutter is a main part for cutting straws at the forefront of the cutting table, the swinging ring cutter is controlled to reciprocate through the swinging ring box 2.6 to cut straws, the guiding roller 2.1 guides the cut straws into the feeding mechanism behind the front cutting knife, the straws are clamped by the feeding roller 2.3 and the smooth roller 2.2 on the feeding mechanism and are sent into the crushing mechanism to be chopped, and the chopped straws are sent to the throwing blower to be discharged by the feeding auger 2.5. Compared with the existing structure, the radial distance between the two front and rear adjacent guide rollers 2.1 is smaller, so that the probability of falling straws can be effectively reduced, the straw loss can be greatly reduced, the loss rate is reduced, and the income of a harvester is improved.
Further, as shown in fig. 23-25, the left end sprocket 11 of the lower spindle 10 is in transmission connection with the left third shaft 12 of the cutting table through a chain and the left third shaft input sprocket 13 of the cutting table, and the left side of the left third shaft input sprocket 13 of the cutting table is also provided with a blower driving wheel 7.1 and a left third shaft output sprocket 15 of the cutting table in sequence from left to right;
the blower driving wheel 7.1 is connected with the blower power shaft 7.3 through a chain and a blower power wheel 7.2 in a driving way, so as to provide power for the blower 7.
Further, as shown in fig. 23-25, the left three-axis output sprocket 15 of the header is in transmission connection with the left first axis 18 of the header through a chain and the left first axis input sprocket 17 of the header, the left side of the left first axis input sprocket 17 of the header is also provided with a left ear picking unit and a power input sprocket 19, and the left ear picking unit and power input sprocket 19 is in transmission connection with the left gearbox and a power input shaft 1.511 through a chain and the left ear picking unit and a power sprocket 21, so as to provide power for the left ear picking unit and a 1.5; a transmission gear 25 is arranged on the left gearbox-power input shaft 1.511 and on the left side of the left ear picking unit-power sprocket 21, the transmission gear 25 is in transmission connection with a shaft 27 through a meshing gear 26, a rotary cutter shaft input sprocket 28 is arranged on the shaft 27 and on the outer side of the meshing gear 26, and the rotary cutter shaft input sprocket 28 is in transmission connection with a rotary cutter shaft 30 through a chain and a rotary cutter shaft power input sprocket 29 to provide power for the crusher; an upper feeding roller input sprocket 31 is further arranged on the right side of the first rotary cutter shaft power input sprocket 29, and the upper feeding roller input sprocket 31 is in transmission connection with an upper feeding roller shaft through a chain and an upper feeding roller power input sprocket 32 to provide power for the upper feeding roller.
Further, as shown in fig. 23-25, a left small elevator power input sprocket 60 is further arranged on the right side of the left first shaft input sprocket 17 of the header, and the left small elevator power input sprocket 60 is in transmission connection with the left small elevator driving shaft 1.12 through a chain and a left small elevator power sprocket 61, so as to provide power for the left small elevator; a left small auger power transmission chain wheel (not shown) is further arranged on the left small elevator driving shaft 1.12 and on the right side of the left small elevator power chain wheel 61, and is in transmission connection with the left small auger power shaft 63 through a chain and the left small auger power chain wheel 62, so as to provide power for the left small auger 1.3.
Further, as shown in fig. 26, the right end of the first left shaft 18 of the cutting table is further provided with a second power input sprocket 64 of the left ear picking unit, and the second power input sprocket 64 of the left ear picking unit is in transmission connection with the second power input shaft 1.711 of the left gearbox through a chain and a second power sprocket (not shown) of the left ear picking unit, so as to provide power for the second left ear picking unit 1.7.
Further, as shown in fig. 27-28, the right end sprocket 34 of the lower spindle 10 is in transmission connection with the third right axis 38 of the header through a chain and the third right axis input sprocket 33 of the header, and a first third right axis output sprocket 39 and a second third right axis output sprocket 35 are sequentially arranged on the third right axis 38 of the header and outside the third right axis input sprocket 33 of the header;
The second cutting table output sprocket 35 with the third right shaft is sequentially connected with the feeding auger input sprocket 36, the reversing intermediate wheel 37 and the second rotary cutter shaft power input sprocket 43 through a chain in a transmission manner, the second cutting table output sprocket 35 with the third right shaft, the feeding auger input sprocket 36 and the reversing intermediate wheel 37 are positioned on the inner side of the chain, and the second rotary cutter shaft power input sprocket 43 is positioned on the outer side of the chain; the feeding auger input sprocket is arranged on a feeding auger power shaft so as to provide power for the feeding auger, the rotary moving cutter shaft power input sprocket II 43 is arranged on the rotary moving cutter shaft 30 and provides power for the crushing mechanism together with the rotary moving cutter shaft power input sprocket I29.
Further, referring to fig. 26, the first output sprocket 39 of the right third shaft of the cutting table is in transmission connection with the first right shaft 41 of the cutting table through a chain and the first input sprocket 40 of the right first shaft of the cutting table, the right side of the first input sprocket 40 of the right first shaft of the cutting table is also provided with a first power input sprocket 42 of the right ear picking unit, and the first power input sprocket 42 of the right ear picking unit is in transmission connection with a first power input shaft 45 of the right gearbox through a chain and a first power sprocket 44 of the right ear picking unit, so as to drive the first right gearbox to provide power for the first right ear picking unit; a smooth roll input sprocket 48 is further arranged on the outer side of the right ear picking unit-power sprocket 44 and positioned on the right gearbox-power input shaft 45, and the smooth roll input sprocket 48 is connected with a smooth roll power shaft 50 through a chain and a smooth roll power input sprocket 49.
Further, a swinging box input belt pulley 51 and an introduction roller input chain wheel 52 are further arranged at the other end of the light roller power shaft 50, the swinging box input belt pulley 51 is in transmission connection with a swinging box driving shaft through a belt and a swinging box power input belt pulley 53, and the introduction roller input chain wheel 52 is connected with an introduction roller power shaft 55 through a chain and an introduction roller power input chain wheel 54, so that power is provided for the feeding mechanism.
Further, a right small elevator power input chain wheel 65 is arranged on the first right shaft 41 of the cutting table and on the left side of the first right shaft input chain wheel 40 of the cutting table, and the right small elevator power input chain wheel 65 is in transmission connection with the right small elevator driving shaft through a chain and a right small elevator power chain wheel 66 so as to provide power for the right small elevator; a right small auger power transmission sprocket (not shown) is further arranged on the right small elevator driving shaft and on the left side of the right small elevator power sprocket 66, and is in transmission connection with the right small auger power shaft 68 through a chain and the right small auger power sprocket 67, so as to provide power for the right small auger 1.4.
Further, a second power input sprocket 69 of the right ear picking unit is further disposed at the left end of the first right shaft 41 of the header, and the second power input sprocket 69 of the right ear picking unit is in transmission connection with the second power input shaft of the right gearbox through a chain and a second power sprocket (not shown) of the right ear picking unit, so as to provide power for the second ear picking unit.
The working principle of the invention is as follows:
for the upper header 1, a reel chain driving wheel is fixedly arranged on a left reversing box I power output shaft 1.55 in a left ear picking unit I1.5, and the left reversing box I power output shaft 1.55 is driven by a power system so as to drive a reel chain to move; the two output shafts 1.622 in the left middle ear picking unit 1.6 are provided, and the two output shafts 1.622 are fixedly provided with a seedling pulling chain driving wheel, wherein the seedling pulling chain driving wheel on the left side drives the seedling pulling chain to move, and forms a seedling pulling assembly with the seedling pulling chain in the left ear picking unit 1.5, so as to righting lodged and skewed corn plants; the left ear picking pair roller 1.52 in the left ear picking unit 1.5 is matched with an ear picking plate to pick off corn ears, the picked ears fall into the Zuo Xiao elevator 1.1, the left small elevator 1.1 conveys the ears to the left small auger 1.3, and the ears finally enter the next working procedure of the corn harvester through the left small auger 1.3. Similarly, a reel chain driving wheel on the right side in the left middle ear picking unit 1.6 drives a reel chain to move, and forms a reel assembly with a reel chain in the left ear picking unit II 1.7, so that lodging and inclined corn plants are righted, a left ear picking pair roller II in the left ear picking unit II 1.7 is matched with an ear picking plate to pick off corn ears, the picked ears fall into the same left small elevator 1.1, the left small elevator 1.1 conveys the ears to the left small auger 1.3, and the ears finally enter the next procedure of the corn harvester through the left small auger 1.3.
Likewise, the working principle of the right ear picking mechanism, the right small elevator 1.2 and the right small auger 1.4 on the right side of the upper header 1 is the same as that on the left side of the upper header 1.
For the lower cutting table 2, the swinging ring cutter is a main part for cutting straws at the forefront of the cutting table, the swinging ring cutter is controlled to reciprocate through the swinging ring box to cut straws, the guiding roller 2.1 guides the cut straws into the feeding mechanism behind the front cutting knife, the straws are clamped by the feeding roller 2.3 and the smooth roller 2.2 on the feeding mechanism and are sent into the crushing mechanism to be chopped, and the chopped straws are sent to the throwing fan by the feeding auger 2.5 to be discharged into the next working procedure.
The foregoing is illustrative of the best mode of carrying out the invention, and is not presented in any detail as is known to those of ordinary skill in the art. The protection scope of the invention is defined by the claims, and any equivalent transformation based on the technical teaching of the invention is also within the protection scope of the invention.

Claims (6)

1. A corn harvester with both stalks and ears comprises a corn harvesting system, a straw harvesting system, a returning machine, a power transmission system and an engine;
the corn harvesting system comprises an upper header, a large elevator, a peeling machine and a granary;
the straw harvesting system comprises a lower cutting table, a throwing fan, a secondary throwing part and a grass bin;
The upper header is connected with an inlet of a peeling machine through a large elevator, and an outlet of the peeling machine is connected with a granary; the bottom of the throwing fan is connected with the lower cutting table; the upper part of the throwing fan is provided with a secondary throwing part which is matched with the grass bin;
the automatic peeling machine is characterized in that a first power output wheel is arranged on the engine, the first power output wheel is connected with a first main output shaft belt pulley arranged on the main output shaft through belt transmission, a peeling machine power transmission wheel is further arranged on the right side of the first main output shaft belt pulley, the peeling machine power transmission wheel is connected with a peeling machine power shaft through belt and peeling machine power shaft transmission, a lower main shaft power transmission wheel and a returning machine power transmission wheel are further sequentially arranged at the other end of the main output shaft, the lower main shaft power transmission wheel is connected with a lower main shaft through belt and lower main shaft transmission, the upper header, the lower header and the throwing blower are connected with the lower main shaft in transmission, and the returning machine power transmission wheel is connected with a returning machine in transmission;
the large elevator comprises a left large elevator side plate, a right large elevator side plate and a large elevator conveying chain positioned between the two large elevator side plates; a large elevator lifting plate is arranged between the two large elevator side plates, a large elevator driving shaft is arranged at the top end of the large elevator lifting plate, and a large elevator driven shaft is arranged at the bottom end of the large elevator lifting plate; a large elevator driving sprocket is arranged on the large elevator driving shaft, a large elevator driven sprocket is arranged on the large elevator driven shaft, and the large elevator conveying chain is circumferentially matched with the large elevator driving sprocket, the large elevator lifting plate and the large elevator driven sprocket;
The large elevator driving shaft is further provided with a large elevator driving shaft input wheel, the left end of the peeler power shaft is further provided with a large elevator power transmission wheel, the large elevator power transmission wheel is in transmission connection with a large elevator intermediate shaft through a belt and a large elevator intermediate shaft belt pulley, the other end of the large elevator intermediate shaft is further provided with a large elevator intermediate shaft chain wheel, and the large elevator intermediate shaft chain wheel is in transmission connection with the large elevator driving shaft through a chain and the large elevator driving shaft input wheel;
the upper header comprises a left small elevator, a right small elevator, a left small auger, a right small auger, a left ear picking mechanism and a right ear picking mechanism, wherein the top outlet of the left small elevator is communicated with the inlet of the left small auger, and the top outlet of the right small elevator is communicated with the inlet of the right small auger;
the left ear picking mechanism comprises a left ear picking unit I, a left middle ear picking unit and a left ear picking unit II, the right ear picking mechanism comprises a right ear picking unit I, a right middle ear picking unit and a right ear picking unit II, and the right ear picking mechanism and the left ear picking mechanism are symmetrically arranged; the first left ear picking unit comprises a first left gearbox, and the second left ear picking unit comprises a second left gearbox;
The left end chain wheel of the lower main shaft is in transmission connection with a left third shaft of the cutting table through a chain and a left third shaft input chain wheel of the cutting table, a left third shaft output chain wheel of the cutting table is further arranged on the left side of the left third shaft input chain wheel of the cutting table, and the left third shaft output chain wheel of the cutting table is in transmission connection with a left first shaft of the cutting table through a chain and a left first shaft input chain wheel of the cutting table; the right end sprocket of the lower spindle is in transmission connection with a right third shaft of the cutting table through a chain and a right third shaft input sprocket of the cutting table, a first right third shaft output sprocket of the cutting table is arranged on the right third shaft of the cutting table and outside the right third shaft input sprocket of the cutting table, and the first right third shaft output sprocket of the cutting table is in transmission connection with a first right first shaft of the cutting table through the chain and the right first shaft input sprocket of the cutting table;
the left small elevator, the left small auger and the left ear picking mechanism are in transmission connection with a left first shaft of the cutting table, and the right small elevator, the right small auger and the right ear picking mechanism are in transmission connection with a right first shaft of the cutting table.
2. The ear and stem harvesting corn harvester of claim 1, wherein: the right side of the first power output wheel is also provided with a second power output wheel, the second power output wheel is connected with a middle shaft through a belt and a middle shaft belt wheel in a transmission manner, the right end of the middle shaft is also provided with a peeling machine power transmission chain wheel, and the peeling machine power transmission chain wheel is connected with the peeling machine in a transmission manner.
3. A combine harvester for both ears and stems as in claim 2, characterized in that: the peeling machine comprises a peeling part, a sheet jelly machine and a grain recovery device;
the peeling part comprises a dredging component, a peeling component, a bud conveying component, a seed cleaning fan and a poking roller; the peeling assembly comprises a plurality of peeling rollers; the dredging component is arranged above the peeling component; the poking roller is positioned at one side of the peeling assembly and is used for poking the peeled ears to the ear bin; the bud conveying assembly is arranged below the peeling assembly, a cleaning auger group is arranged in the bud conveying assembly, and the cleaning auger group comprises a lower auger of the peeling machine and an upper auger of the peeling machine; the outlet end of the bud coat conveying assembly is communicated with the sheet jelly machine; the seed recovery device is arranged at the bottom of the bract conveying assembly; the seed cleaning fan is arranged at one side of the seed recovery device;
the power shaft of the peeling machine provides power for the peeling part and the sheet jelly machine;
the peeler power transmission chain wheel is connected with the seed recovery power shaft through a chain and a seed recovery power input chain wheel in a transmission way.
4. A combine harvester for both ears and stems as in claim 3 wherein: the peeling machine is characterized in that the peeling machine is arranged on a power shaft of the peeling machine, a sheet jelly machine driving sprocket is further arranged on the right side of a power shaft wheel of the peeling machine, the sheet jelly machine driving sprocket is connected with a sheet jelly part power input shaft through a chain and a sheet jelly part power input shaft wheel transmission, the peeling machine is arranged on the power shaft of the peeling machine, a peeling part output wheel is further arranged on the left side of the power shaft wheel of the peeling machine, and the peeling part output wheel is connected with a peeling part power shaft through a chain and a peeling part power input wheel transmission.
5. The ear and stem harvesting corn harvester of claim 1, wherein: the lower cutting table comprises a cutting table frame body, and further comprises a swing ring cutter, a feeding mechanism, a crushing mechanism and a feeding auger which are sequentially arranged in the cutting table frame body from front to back, wherein the feeding mechanism comprises at least two guide rollers which are arranged along the front-back direction, the axes of the guide rollers are arranged along the left-right direction, and all the guide rollers synchronously rotate in the same direction; the feeding mechanism comprises an upper feeding roller and a smooth roller; the crushing mechanism comprises a rotary cutter and is connected with the bottom of the blower;
the rotary movable cutter, the upper feeding roller and the right gearbox are in transmission connection with a power input shaft of the left gearbox, and the guide roller, the smooth roller and the swing ring cutter are in transmission connection with the power input shaft of the right gearbox.
6. The ear and stem harvesting corn harvester of claim 1, wherein: the left side of the left third shaft input chain wheel of the cutting table is also provided with a blower driving wheel, and the blower driving wheel is connected with a blower power shaft through a chain and a blower power wheel in a driving way.
CN202110879279.5A 2021-08-02 2021-08-02 Corn harvester capable of harvesting stems and ears Active CN113439537B (en)

Priority Applications (1)

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CN202110879279.5A CN113439537B (en) 2021-08-02 2021-08-02 Corn harvester capable of harvesting stems and ears

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CN202110879279.5A CN113439537B (en) 2021-08-02 2021-08-02 Corn harvester capable of harvesting stems and ears

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CN113439537B true CN113439537B (en) 2023-08-08

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115280966A (en) * 2022-10-08 2022-11-04 江苏常发农业装备股份有限公司 Operation vehicle

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103380677A (en) * 2013-07-29 2013-11-06 赵县金利机械有限公司 Peeling device for corn harvester
JP2015181390A (en) * 2014-03-24 2015-10-22 株式会社クボタ Corn harvesting machine
CN109496564A (en) * 2018-12-28 2019-03-22 敦化市方正农业机械装备制造有限责任公司 A kind of corn picker power drive system
CN209170924U (en) * 2018-12-13 2019-07-30 唐山利军机械制造有限公司 A kind of corn stem-fringe harvester
CN215530061U (en) * 2021-08-02 2022-01-18 河北英虎农业机械股份有限公司 Corn harvester capable of harvesting stems and ears

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103380677A (en) * 2013-07-29 2013-11-06 赵县金利机械有限公司 Peeling device for corn harvester
JP2015181390A (en) * 2014-03-24 2015-10-22 株式会社クボタ Corn harvesting machine
CN209170924U (en) * 2018-12-13 2019-07-30 唐山利军机械制造有限公司 A kind of corn stem-fringe harvester
CN109496564A (en) * 2018-12-28 2019-03-22 敦化市方正农业机械装备制造有限责任公司 A kind of corn picker power drive system
CN215530061U (en) * 2021-08-02 2022-01-18 河北英虎农业机械股份有限公司 Corn harvester capable of harvesting stems and ears

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Application publication date: 20210928

Assignee: Hebei Haorui Machinery Manufacturing Co.,Ltd.

Assignor: Hebei Yinghu Agricultural Machinery Co.,Ltd.

Contract record no.: X2024980003724

Denomination of invention: A type of corn harvester with both stem and ear harvesting

Granted publication date: 20230808

License type: Common License

Record date: 20240329