CN104012249B - Harvester header device that a kind of many wheel cutters are diagonally disposed and harvesting method - Google Patents

Harvester header device that a kind of many wheel cutters are diagonally disposed and harvesting method Download PDF

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Publication number
CN104012249B
CN104012249B CN201410268947.0A CN201410268947A CN104012249B CN 104012249 B CN104012249 B CN 104012249B CN 201410268947 A CN201410268947 A CN 201410268947A CN 104012249 B CN104012249 B CN 104012249B
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China
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wheel
chain
harvester
cutter
wheel cutter
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CN104012249A (en
Inventor
袁茂强
田莉
吴学东
陈飞
马庆勇
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Central South University of Forestry and Technology
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Central South University of Forestry and Technology
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Publication of CN104012249A publication Critical patent/CN104012249A/en
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Publication of CN104012249B publication Critical patent/CN104012249B/en
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Abstract

Harvester header device that a kind of many wheel cutters are diagonally disposed and harvesting method thereof, including header frame, wheel cutter, actuating device and conveyer device, header frame is arranged on harvester chassis, wheel cutter is arranged on header frame, and wheel cutter is driven through drive mechanism by the power set on harvester chassis, described wheel cutter is to be formed a wheel cutter combination by the combination of plural wheel cutter, and all wheel cutter sicklies of wheel cutter combination are by the most diagonally disposed relative to harvester;On the cutter of described wheel cutter combination, it is provided with the chain of band moving tooth simultaneously, and the front lateral transfer part of chain and lateral transport portion backward are merged into whole chain, and the employing of moving towards of front lateral transfer part is arranged to identical oblique angle layout with multiple wheel cutters.The present invention uses many disks to gather in, overall oblique conveying, it is possible to reduce handing-over in the middle of two conveyings of segmentation, carries more smooth and easy.

Description

Harvester header device that a kind of many wheel cutters are diagonally disposed and harvesting method
Technical field
The invention belongs to a kind of agricultural operation device, particularly to a kind of agricultural crops stem reaper header device, main Stem to be used for is thick, stalk is high, Cutting Drag is big, need whole bar to gather in the crops and carry out the harvesting of cane crop of rear lay or side lay; Belong to agricultural operation machinery technical field.
Background technology
The currently mainly mechanized harvest of agricultural crops such as Oryza sativa L., Semen Tritici aestivi, the cutter of employing is reciprocating triangle cutter, horizontal To arrangement, agriculture requirement gathers in the crops its seed, to stem stalk cutting height and lay not requirement, only need to extract top with seed The part of grain, owing to stem stalk is soft, tiny, short, easily cuts, and can conveniently use winder auxiliary grip and feeding, through de- Grain, separate, clean after, stem stalk throws to rear in a jumble, this technology the most maturation.Some area uses cuts solarization+threshing Mode gather in the crops, its cutter-rower is typically also adopted by the reciprocating triangle cutter of lateral arrangement, and carries out lateral lay, and this technology is also Ripe.
Relative to these soft, tiny, short crop harvestings of rice wheat, the harvesting of long-stalked crop just difficulty.Such as reed Reed, Corchorus olitorius L., Caulis Sacchari sinensis, corn stalk etc., harvest technology requires whole bar harvesting lay or bundling, and its stem slightly reaches 20~40 millimeters, it is desirable to Cutting stubble low, Cutting Drag is big, and stalk is up to 2~5 meters, it is difficult to use winder auxiliary grip and conveying, causes mechanized harvest difficult Degree is big.Owing to this kind of crop is mostly large area dispersion growth (non-bar, ridge are planted), it is desirable to during harvesting, bundling or stacking and laying exist Region has been gathered at harvester rear, must not affect other standing crops of left and right, therefore require that the stem stalk after front is cut is straight Vertical being delivered to rear lay, for the big crop of stem stalk height, this is relatively difficult.In order to obtain higher harvest yield, peasant household Stubble the lowest (generally less than 50mm) is cut in requirement, and stem stalk bottom is the hardest solid, and cutting difficulty is big.Have at present For phragmites communis, the harvester of Corchorus olitorius L. crop, have employed the lateral arrangement reciprocating knife structure essentially identical with harvester for both rice and wheat, And carry out lateral lay or rear lay, wherein large size triangular blade selected by cutter, but because cutting intensity is big, impact shock is big, Actual life is short.Also there are Caulis Sacchari sinensis, corn stem harvester to have employed multitool circular disc or zigzag cylinder blade high-speed cutting, cut Cut performance good, smooth running, last a long time, but because cylinder blade left and right sides is not easy to cutting, therefore typically it is only applicable to cutting disc The sheet harvesting to ridge.The cutter of above-mentioned harvester is all lateral arrangement, for realizing lateral lay or rear lay, above cutter All be provided with lateral transfer belt or the chain of band moving tooth, for rear lay be also provided with the longitudinally fed belt that carries backward or Chain, owing to lateral transfer defines 90 ° turn to the most longitudinally fed, cane horizontal velocity bust is zero herein, and longitudinally speed Degree is improved suddenly by zero, causes blocking to occur, and the moving tooth of front lateral transfer can not form the crawl to stem stalk, be also easily caused The stem stalk entered is deviate from and is swung to front, forms front blocking, can not be smoothed out to making harvesting.The most necessary this is added To improve.
Not yet found directly the most relevant with the technology of the present invention patent literature by retrieval, simply have that some are similar to is special Profit document, main have the patent necessarily associated to have following with the present invention:
1, Patent No. CN201210537586.6, entitled " a kind of Multifunctional header of corn harvester ", this patent is public Having opened a kind of Multifunctional header of corn harvester, installed ceding of Taiwan assembly at front part of vehicle, described ceding of Taiwan assembly includes that straw converges Transmitting device and dialing-grain unit assembly, vehicle front lateral symmetry hinge fills an oil cylinder, and the plunger end hinge of this oil cylinder is contained in straw and converges The rear end of transmitting device, on straw aggregate transmission device top by free bearing hinge dress dialing-grain unit assembly, straw aggregate transmission device It is made up of rhizome cutter, straw conveyer, ceding of Taiwan pedestal, straw carrier and Semen Maydis conveyer device, in ceding of Taiwan pedestal laterally Being provided with stirring cage, in ceding of Taiwan pedestal, rear portion connection stirring cage is provided with straw carrier, in ceding of Taiwan base interior connection stirring cage peace Equipped with straw conveyer, it is fixedly mounted with row's rhizome cutter in the front end of ceding of Taiwan pedestal, in stirring cage, Semen Maydis conveying is installed laterally over Device, the longitudinal elevator of this Semen Maydis conveyer device side connection.
2, Patent No. CN200920083879.5, entitled " ramie combine ", which disclose multi-functional Ramie combine, belongs to agricultural machinery, mainly solves the results problem of Boehmeria.The present invention include frame, hold up fiber crops unit, pull out Fiber crops cutter unit, supply unit, stacking and laying unit and walking unit.Hold up fiber crops unit, flax pulling cutter unit, supply unit and collection Heap lay unit according to dial hold up, cut, carry, the operation of stacking and laying is fixed in frame the composition ceding of Taiwan;Walk unit and cut Platform connects, and completes walking harvesting integration of operation.This equipment uses swath harvesting machinery scheme, will hold up down, and cut, cut paving, Ji Dui Once complete.
3, Patent No. CN201410037083.1, entitled " a kind of long-stalked crop harvester ", which disclose one Planting long-stalked crop harvester, the present invention includes standing grain pushing device, chassis and two, left and right cutter, and standing grain pushing device is positioned at the front upper place of cutter, Having spacing between two described cutteves, chassis is provided with ten standing grain devices, picks up standing grain device and includes that two are vertically provided at chassis On screw feeder, two screw feeders are positioned at the rear side of two cutteves, and two screw feeders are respectively connected with the drive mechanism driving screw feeder to rotate.This Inventing two cutteves independent mutually, two cutteves can respectively gather in a ridge, and harvesting efficiency is high.Owing to harvester is proal, warp The crop root that cutting of cutting knife is had no progeny falling to the ground and relative harvester rearward movement backwards, and the screw feeder rotated in opposite directions by two Picking up, crop is always maintained at root backwards and substantial transverse state, it is simple to harvested subsequent treatment.
4, Patent No. CN201220548696.8, entitled " a kind of Novel corn harvester ceding of Taiwan, this patent is open A kind of Novel corn harvester ceding of Taiwan, the nearside divider that including ceding of Taiwan body, is arranged on ceding of Taiwan body front end and for will the jade of lodging The device between the harvesting plate of the ceding of Taiwan is picked up and dialled in rice stem stalk, and this device includes the rice-pulling chain being connected on each nearside divider With the power transmission shaft driving each rice-pulling chain to rotate, winder is to start the oblique back upper place towards nearside divider from nearside divider to arrange, and is dialling Having matched drivewheel and driven pulley on standing grain chain, drivewheel is fixed on power transmission shaft, and driven pulley is respectively provided at each On nearside divider, power transmission shaft cross-brace is on ceding of Taiwan body, and power transmission shaft is also connected with the power source in the ceding of Taiwan by drive mechanism.
Although these patents above-mentioned refer to the harvesting of the stem culm plant such as Caulis Sacchari sinensis, corn stalk, but all still without solving before Problem described in face, the most effectively prevents asking of blocking occur when gathering in the plants such as phragmites communis, Corchorus olitorius L., Caulis Sacchari sinensis, corn stalk Topic, is still the problem that current harvester header mainly needs to solve.
Summary of the invention
The goal of the invention of the present invention is aiming at the problem existing for crop that existing harvester harvesting stem stalk height is big, carries Go out a kind of can thick to stem, stalk is high, the steady high-speed cutting of the crop of difficult cutting, and whole bar is captured and carries, to avoid Or the method and device of minimizing blocking phenomenon, the method and device not only meet the stem cutting in whole harvesting fabric width, and nothing Region is cut in leakage, and cutting power is strong, and work smooth-going is without impact shock, it is adaptable to large area dispersion growth and bar, the stem stalk of ridge plantation The harvesting of crop.
The technology implementation scheme that goal of the invention according to the present invention is proposed is: the receipts that a kind of many wheel cutters are diagonally disposed Cutting mill header device, including header frame, wheel cutter, actuating device and conveyer device, header frame is arranged at the bottom of harvester On dish, wheel cutter is arranged on header frame, and wheel cutter by the power set on harvester chassis through drive mechanism Driven, it is characterised in that: described wheel cutter is to be formed a wheel cutter group by the combination of plural wheel cutter Close, and all wheel cutter sicklies of wheel cutter combination are by the most diagonally disposed relative to harvester;Simultaneously described The chain of band moving tooth it is provided with on the cutter of wheel cutter combination, and by the front lateral transfer part of chain and side Merge into whole chain to transport portion backward, and the employing of moving towards of front lateral transfer part is arranged to multiple wheel cutters Identical oblique angle is arranged.
Further, all wheel cutter sicklies of described wheel cutter combination are by the most oblique relative to harvester What layout was all wheel cutter lines of centres with the horizontal vertical plane bevel of harvester chassis direction of travel is diagonally disposed, backward Rearward, the wheel cutter of opposite side is forward for the wheel cutter of the side of conveying.Described oblique angle is α angle, for 20-65 degree scope.
Further, the wheel cutter of described wheel cutter bordering compounding overlaps in centre, the most previous circle The trailing edge of dish overlaps in the leading edge of later disk, and wheel cutter card is with the horizontal β oblique angle, two disks of overlapping part Retaining a safety clearance h between face, the most each wheel cutter only has forward portion region to be effective cutting zone.Described β angle is 1-15 degree scope, and safety clearance is 2-15mm.
Further, described wheel cutter is clamped and installed in bevel gear box by cutter chuck holder adapted and tool rest platen by bolt On output shaft;Cutter power by the electromotor on chassis through clutch, harvesting power distributor box, Hooks coupling universal coupling, transmission in the middle of Gear-box, driving chain, chain gear transmission, to bevel gear box, make wheel cutter high speed rotating, and described wheel cutter combination is logical Cross the tandem sequence step by step of chain, sprocket wheel.
Further, the chain of described band moving tooth is upper and lower two-layer, and front lateral transfer part and laterally to Turnover rounding off in the middle of rear transport portion.
Further, the chain of described upper and lower two-layer band moving tooth uses has the rising at oblique angle to carry from front to back, The stem stalk gathered in is transported to harvester afterbody and carries out orderly lay or bundling lay.
Further, described harvester header device is connected with harvester chassis by hinge, and is lifted by oil cylinder, And the chain of upper and lower two-layer band moving tooth is connected with harvester chassis frame, the drive sprocket of chassis afterbody drive, The drive sprocket of the chain of upper and lower two-layer band moving tooth is connected by Hooks coupling universal coupling, its power by harvester start motor-driven Power drives.
A kind of harvesting method utilizing the diagonally disposed harvester header device of above-mentioned many wheel cutters, uses multiple disk The sickle of cutter combination gathers in, and the sickle combined by multiple wheel cutters is by relative to the horizontal bevel of harvester Diagonally disposed and adjacent wheel cutter overlap in centre so that each wheel cutter only has forward portion region For effective cutting zone;Many wheel cutters are disposed with the chain of band moving tooth, and by the most defeated for the front of chain Send part and lateral transport portion the most backward to merge into whole chain, and front lateral transfer part move towards use and multiple disks Cutter is arranged to identical oblique angle and arranges, uses oblique mode of movement to collect cut stem stalk so that each moving tooth during harvesting Start to stir cut stem stalk from harvester right front, be first allocated to left along tilted direction, then with harvester on the left of outer frame Form clamping and rearwardly carry so that the conveying of stem stalk is more smooth and easy, it is to avoid or reduce the blocking of stem stalk.
Further, oblique by relative to the horizontal bevel of harvester of the described sickle that multiple wheel cutters are combined Layout is that all wheel cutter lines of centres become the diagonally disposed of α oblique angle with the horizontal vertical plane of harvester chassis direction of travel, to Rearward, the wheel cutter of opposite side is forward for the wheel cutter of the side of rear conveying;And adjacent wheel cutter has part in centre Overlap is that the trailing edge of previous disk overlaps in the leading edge of later disk, and wheel cutter card is with the horizontal β oblique angle, weight A safety clearance h is retained between the disc face of folded two, position.
Further, the described stem stalk using the collection of oblique mode of movement cut is the chain at band moving tooth The moving tooth of equidistant Additional vertical on chain sheet, each moving tooth starts from harvester right front to stir cut stem stalk, first edge Tilted direction is allocated to left, then with harvester on the left of outer frame form clamping and rearwardly carry;Lateral transfer turns with conveying backward The shape corner plus α angle in 90 ° be arc transition at folding, compares the corner of 90 °, and the conveying of stem stalk is more smooth and easy, can avoid or subtract The blocking of few stem stalk.In harvester header front, the most at an angle, so moving tooth is given due to chain and harvester chassis The directed force F 0 of stem stalk can be decomposed into transverse component F1 and component F2 backward, and component F1 makes stem stalk lateral transfer, component F2 Make stem stalk press close to chain, make chain have the good Grasping skill to stem stalk, it is to avoid the stem stalk after cutting dumps forward, defeated Send more reliable, be better than the straight chain of routine.
Further, the chain of described band moving tooth is arranged in directly over many wheel cutters center, and by carrier chain The front lateral transfer part of bar and lateral transport portion the most backward merge into whole chain, front lateral transfer part and laterally to Turnover rounding off in the middle of rear transport portion.
Further, the chain of described upper and lower two-layer band moving tooth uses has the rising at oblique angle to carry from front to back, The stem stalk gathered in is transported to harvester afterbody and carries out orderly lay or bundling lay.
Further, described harvester header device is connected with harvester chassis by hinge, and is lifted by oil cylinder, And the chain of upper and lower two-layer band moving tooth is connected with harvester chassis frame, the drive sprocket of chassis afterbody drive, The drive sprocket of the chain of upper and lower two-layer band moving tooth is connected by Hooks coupling universal coupling, its power by harvester start motor-driven Power drives.
It is an advantage of the current invention that: the present invention uses a sickle for wheel cutter combination laterally to become by relative to harvester α angle diagonally disposed, is provided above the diagonally disposed conveying skin with moving tooth at identical α angle simultaneously at diagonally disposed cutter Band or chain, so become oblique conveying by front lateral transfer, with the belt carried backward arranged in side or chain shape Corner plus α angle in 90 °, compares the corner of common 90 °, and the conveying of stem stalk is more smooth and easy, can avoid or reduce the blocking of stem stalk;With Time the belt of oblique conveying or chain on moving tooth can produce when pulling over stem stalk make stem stalk to belt or the component of chain, favorably In capturing stem stalk.The belt by oblique conveying and carried backward or chain are integrated into an overall conveying, it is possible to reduce segmentation Two conveying in the middle of handing-over, carry more smooth and easy.The technical program simple in construction, can make the cutting of high bar thick stem crop and defeated Send more reliable.
Accompanying drawing explanation
Fig. 1 is the structure schematic top plan view of one embodiment of the invention;
Laterally the regarding of embodiment that Fig. 2 is the many wheel cutters of the embodiment of the present invention and conveying is arranged on crawler body Figure;
The sectional view of A-A in Fig. 3 Fig. 1;
Fig. 4 is the assembling figure of the single wheel cutter of the embodiment of the present invention;
Fig. 5 be in Fig. 1 B to many wheel cutters position associated diagram;
Fig. 6 is B direction view in Fig. 1;
Fig. 7 is the sectional view of C-C in Fig. 1;
Fig. 8 is upper and lower layer band moving tooth carrier chain schematic diagram
Fig. 9 is that the oblique chain in ceding of Taiwan front is to the mechanics analysis schematic diagram of stem stalk.
Label declaration in schematic diagram: 1. harvester chassis 2. left and right sides nearside divider 3. wheel cutter 4. bevel gear box 5. protect cutter lower supporting rod 6. chain 7. cutter power transmission chain 8. header frame 9. hinged-support 10. transmission center tooth Roller box 11. Hooks coupling universal coupling 12. gathers in power distributor box 13. chain drive sprocket 14. ceding of Taiwan 15. chassis crawler belt Before stem stalk 20. hoist cylinder 21. that 16. lower floor's carrier chain 17. Hooks coupling universal coupling 18. upper strata carrier chains 19. are gathered in Baffle plate 22. carrier chain sprocket wheel 23. sprocket wheel 24. cutter chuck holder adapted 25. tool rest platen 26. driving chain.
Detailed description of the invention
Below will the present invention will be further described by drawings and Examples.
Accompanying drawing gives one embodiment of the present of invention, by accompanying drawing it can be seen that the present invention relates to a kind of many disks and cut The harvester header device that cutter is diagonally disposed, including header frame, wheel cutter, actuating device and conveyer device, header frame Being arranged on harvester chassis, wheel cutter is arranged on header frame, and wheel cutter is filled by the power on harvester chassis Put and driven through drive mechanism, it is characterised in that: described wheel cutter is to be formed by the combination of plural wheel cutter One wheel cutter combination, and all wheel cutter sicklies of wheel cutter combination are by oblique cloth horizontal relative to harvester Put;On the cutter of described wheel cutter combination, it is provided with the chain of band moving tooth simultaneously, and by the front of chain Lateral transfer part and lateral transport portion the most backward merge into whole chain, and front lateral transfer part move towards use with many Individual wheel cutter is arranged to identical oblique angle and arranges.
Further, all wheel cutter sicklies of described wheel cutter combination are by the most oblique relative to harvester Layout is that all wheel cutter lines of centres become the diagonally disposed of α oblique angle with the horizontal vertical plane of harvester chassis direction of travel, to Rearward, the wheel cutter of opposite side is forward for the wheel cutter of the side of rear conveying.Described α oblique angle is 20-65 degree scope.
Further, the wheel cutter of described wheel cutter bordering compounding overlaps in centre, the most previous circle The trailing edge of dish overlaps in the leading edge of later disk, and wheel cutter card is with the horizontal β oblique angle, two disks of overlapping part Retaining a safety clearance h between face, the most each wheel cutter only has forward portion region to be effective cutting zone.Described β oblique angle is 1-15 degree scope, and safety clearance is 2-15mm.
Further, described wheel cutter is clamped and installed in bevel gear box by cutter chuck holder adapted and tool rest platen by bolt On output shaft;Cutter power by the electromotor on chassis through clutch, harvesting power distributor box, Hooks coupling universal coupling, transmission in the middle of Gear-box, driving chain, chain gear transmission, to bevel gear box, make wheel cutter high speed rotating, and described wheel cutter combination is logical Cross the tandem sequence step by step of chain, sprocket wheel.
Further, the chain of described band moving tooth is upper and lower two-layer, and front lateral transfer part and laterally to Turnover rounding off in the middle of rear transport portion.
Further, the chain of described upper and lower two-layer band moving tooth uses has the rising at oblique angle to carry from front to back, The stem stalk gathered in is transported to harvester afterbody and carries out orderly lay or bundling lay.
Further, described harvester header device is connected with harvester chassis by hinge, and is lifted by oil cylinder, And the chain of upper and lower two-layer band moving tooth is connected with harvester chassis frame, the drive sprocket of chassis afterbody drive, The drive sprocket of the chain of upper and lower two-layer band moving tooth is connected by Hooks coupling universal coupling, its power by harvester start motor-driven Power drives.
It is described as follows below in conjunction with concrete accompanying drawing:
In Fig. 1, the stem cutting device being made up of multiple wheel cutters 3 becomes oblique and is equally spaced, multiple wheel cutters 3 The line of centres is the most at an angle with harvester chassis 1.Upper and lower two-layer band moving tooth it is disposed with directly over many wheel cutter 3 centers Chain 6, the front lateral transfer of this chain and lateral conveying backward use whole chain, middle inflection circle to slip over Crossing, the employing of moving towards of front lateral transfer chain is arranged to identical oblique α angle with multiple wheel cutters.α angle is in the range of 20-65 Degree.
The lateral view of embodiment that Fig. 2 is the ceding of Taiwan of the present invention and conveying is arranged on crawler body, band moving tooth lower floor Carrier chain 16 and band moving tooth upper strata carrier chain 18 all use the rising having γ oblique angle from front to back to carry, and the stem stalk 19 gathered in is defeated Deliver to harvester afterbody and carry out orderly lay or bundling lay.The ceding of Taiwan 14 is connected with harvester chassis 1 by hinge, can pass through Oil cylinder lifts, and lower floor's carrier chain 16 and upper strata carrier chain 18 are connected with harvester chassis 1 frame, by the master of chassis afterbody Movable sprocket drives, and the drive sprocket of upper and lower layer chain is connected by Hooks coupling universal coupling 17, and its power is by the electromotor of harvester Power drive.
In Fig. 3, the bevel gear box 4 being provided with wheel cutter 3 is mounted in header frame 8 bottom, on header frame 8 Rotating shaft is arranged in the hinged-support 9 at two ends, header frame 8 can be made to rotate around hinged-support 9 by oil cylinder 20 and realize the ceding of Taiwan Lifting, regulates cutting height.It is provided with below wheel cutter 3 and protects cutter lower supporting rod 5, cutter can be protected and limit low cutting stubble, protecting Cutter lower supporting rod 5 front end is high and sharp, is arranged on header frame 8 bottom surface.Driving intermediate gear case 10 is fixed on header frame 8, Its input axial line and the rotating shaft concentric of header frame 8, it can be ensured that power transmission during ceding of Taiwan rotation and lifting.
In Fig. 4, wheel cutter 3 is clamped and installed in the defeated of bevel gear box 4 by cutter chuck holder adapted 24 and tool rest platen 25 by bolt On shaft.Cutter power by the electromotor on harvester chassis 1 through clutch, harvesting power distributor box 12, Hooks coupling universal coupling 11, Driving intermediate gear case 10, driving chain 26, sprocket wheel 23 drive to bevel gear box 4, make wheel cutter 3 high speed rotating.
In Fig. 5, adjacent wheel cutter spacing b is less than the diameter d of wheel cutter, and adjacent wheel cutter has overlap, for Guaranteeing cutter sports safety, be arranged to by wheel cutter 3 with the horizontal β angle, β angle is 1-15 degree, two disks of overlapping part A safety clearance h is retained between face;Gap h is 2-15mm.In Fig. 3 and Fig. 6, front apron 21 is mounted in multiple bevel gear box 4 Front, during conveying, stem stalk slides from its surface.It will be seen from figure 1 that the effectively cutting working region of each wheel cutter is One section of front circular arc, is made up of the continuous cutting of whole harvesting fabric width, there is not leakage the work circular arc combination of multiple wheel cutters Cut region.In Fig. 7, multiple wheel cutters, by the tandem sequence step by step of chain, sprocket wheel, are driven working chain by driving chain 26 Bar 27, then the cutting sprocket wheel 28 of each wheel cutter is driven by work chain 27.
Fig. 8 is upper and lower layer band moving tooth carrier chain schematic diagram, and the present embodiment uses agricultural clamping chain, at band moving tooth carrier chain Chain sheet on the moving tooth 29 of equidistant Additional vertical, each moving tooth starts to stir cut stem stalk from harvester right front, first First be allocated to left along tilted direction, then with harvester on the left of outer frame form clamping and rearwardly carry.Horizontal stroke with moving tooth carrier chain Form the corner of (90 ° of+α) to transport portion 30 and transport portion 31 turning point 32 backward and for arc transition, compare 90 ° turn Angle, the conveying of stem stalk is more smooth and easy, can avoid or reduce the blocking of stem stalk.In harvester header front, due to chain and harvesting Machine chassis 1 the most at an angle, so moving tooth can be decomposed into transverse component F1 and component backward to the directed force F 0 of stem stalk F2, as it is shown in figure 9, component F1 makes stem stalk lateral transfer, component F2 makes stem stalk press close to chain, makes chain have stem stalk Good Grasping skill, it is to avoid the stem stalk after cutting dumps forward, and carries more reliable, is better than the straight chain of routine.
Can find out that harvester header harvesting method proposed by the invention is, uses multiple disk to cut by foregoing description The sickle of cutter combination gathers in, and the sickle combined by multiple wheel cutters is by relative to the horizontal bevel of harvester Diagonally disposed and adjacent wheel cutter overlaps in centre so that each wheel cutter only has the forward portion region to be Effectively cutting zone;Many wheel cutters are disposed with the chain of band moving tooth, and by the front lateral transfer of chain Part and lateral transport portion backward merge into whole chain, and the employing of moving towards of front lateral transfer part is cut with multiple disks Cutter is arranged to identical oblique angle and arranges, uses oblique mode of movement to collect cut stem stalk so that during harvesting each moving tooth from Harvester right front starts to stir cut stem stalk, is first allocated to left along tilted direction, then with harvester on the left of outer frame shape Become clamping and rearwardly carry so that the conveying of stem stalk is more smooth and easy, it is to avoid or reduce the blocking of stem stalk.
Further, oblique by relative to the horizontal bevel of harvester of the described sickle that multiple wheel cutters are combined Layout is diagonally disposed, backward at an angle with the horizontal vertical plane of harvester chassis direction of travel of all wheel cutter lines of centres Rearward, the wheel cutter of opposite side is forward for the wheel cutter of the side of conveying;And adjacent wheel cutter has part weight in centre Folded is that the trailing edge of previous disk overlaps in the leading edge of later disk, and wheel cutter card is with the horizontal β angle, overlapping portion A safety clearance h is retained between two disc face in position.
Further, the described stem stalk using the collection of oblique mode of movement cut is the chain at band moving tooth The moving tooth of equidistant Additional vertical on chain sheet, each moving tooth starts from harvester right front to stir cut stem stalk, first edge Tilted direction is allocated to left, then with harvester on the left of outer frame form clamping and rearwardly carry;Lateral transfer turns with conveying backward The shape corner plus α angle in 90 ° be arc transition at folding, compares the corner of 90 °, and the conveying of stem stalk is more smooth and easy, can avoid or subtract The blocking of few stem stalk.In harvester header front, the most at an angle, so moving tooth is given due to chain and harvester chassis The directed force F 0 of stem stalk can be decomposed into transverse component F1 and component F2 backward, and component F1 makes stem stalk lateral transfer, component F2 Make stem stalk press close to chain, make chain have the good Grasping skill to stem stalk, it is to avoid the stem stalk after cutting dumps forward, defeated Send more reliable, be better than the straight chain of routine.
Further, the chain of described band moving tooth is arranged in directly over many wheel cutters center, and by carrier chain The front lateral transfer part of bar and lateral transport portion the most backward merge into whole chain, front lateral transfer part and laterally to Turnover rounding off in the middle of rear transport portion.
Further, the chain of described upper and lower two-layer band moving tooth uses has the rising at oblique angle to carry from front to back, The stem stalk gathered in is transported to harvester afterbody and carries out orderly lay or bundling lay.
Further, described harvester header device is connected with harvester chassis by hinge, and is lifted by oil cylinder, And the chain of upper and lower two-layer band moving tooth is connected with harvester chassis frame, the drive sprocket of chassis afterbody drive, The drive sprocket of the chain of upper and lower two-layer band moving tooth is connected by Hooks coupling universal coupling, its power by harvester start motor-driven Power drives.
In sum, the wheel cutter of the header of the present invention multiple high speed rotating of employing is diagonally disposed, meets whole harvesting Stem cutting in fabric width, cuts region without leakage, and cutting power is strong, and work smooth-going is without impact shock, it is adaptable to large area dispersion is raw The harvesting of the stem stalk crop that long and bar, ridge are planted, supporting oblique chain or belt have the good energy capturing stem stalk Power, it is to avoid stem stalk leans forward, lateral transfer forms the corner of (90 ° of+α) with conveying turning point backward and is arc transition, and conveying is more Smooth and easy, can avoid or reduce the blocking of stem stalk.

Claims (9)

1. the harvester header device that wheel cutter more than is diagonally disposed, including header frame, wheel cutter, actuating device and Conveyer device, header frame is arranged on harvester chassis, and wheel cutter is arranged on header frame, and wheel cutter is by gathering in Power set on machine chassis are driven through drive mechanism, it is characterised in that: described wheel cutter is by plural Wheel cutter combination forms a wheel cutter combination, and all wheel cutter sicklies of wheel cutter combination are by relative to receipts Cutting mill is the most diagonally disposed;On the cutter of described wheel cutter combination, it is provided with the chain of band moving tooth simultaneously, and will The front lateral transfer part of chain and lateral transport portion backward merge into whole chain, and front lateral transfer part Move towards to use and be arranged to identical oblique angle with multiple wheel cutters and arrange;Described wheel cutter is by cutter chuck holder adapted and tool rest platen It is clamped and installed on the output shaft of bevel gear box by bolt;Cutter power is dynamic through clutch, harvesting by the electromotor on chassis Power distributor box, Hooks coupling universal coupling, driving intermediate gear case, driving chain, chain gear transmission, to bevel gear box, make wheel cutter at a high speed Rotating, described wheel cutter combination is by the tandem sequence step by step of chain, sprocket wheel.
The harvester header device that many wheel cutters the most according to claim 1 are diagonally disposed, it is characterised in that: described Wheel cutter combination all wheel cutter sicklies by the most diagonally disposed relative to harvester be all wheel cutter centers Line is diagonally disposed with the horizontal vertical plane bevel of harvester chassis direction of travel, and the wheel cutter of the side carried backward leans on After, the wheel cutter of opposite side is forward.
The harvester header device that many wheel cutters the most according to claim 2 are diagonally disposed, it is characterised in that: described The wheel cutter of wheel cutter bordering compounding overlaps in centre, and the trailing edge of the most previous disk overlaps later disk Leading edge on, wheel cutter card with the horizontal β oblique angle, between two disc face of overlapping part retain a safety clearance h.
The harvester header device that many wheel cutters the most according to claim 1 are diagonally disposed, it is characterised in that: described Chain with moving tooth is upper and lower two-layer, and front lateral transfer part and the middle inflection circle of lateral transport portion backward slip over Cross.
The harvester header device that many wheel cutters the most according to claim 4 are diagonally disposed, it is characterised in that: described The chain of upper and lower two-layer band moving tooth uses has the rising at oblique angle to carry from front to back, and the stem stalk gathered in is transported to harvesting Drive end unit carries out orderly lay or bundling lay.
6. utilizing a harvesting method for the diagonally disposed harvester header device of many wheel cutters described in claim 1, it is special Levy and be: the sickle using multiple wheel cutter to combine gathers in, and the sickle combined by multiple wheel cutters is by phase Diagonally disposed and the adjacent wheel cutter of bevel horizontal for harvester overlaps in centre so that each disk Cutter only has forward portion region to be effective cutting zone;Many wheel cutters are disposed with the chain of band moving tooth, and will The front lateral transfer part of chain and lateral transport portion backward merge into whole chain, and front lateral transfer part Move towards to use and be arranged to identical oblique angle with multiple wheel cutters and arrange, use oblique mode of movement to collect cut stem Stalk so that during harvesting, each moving tooth starts from harvester right front to stir cut stem stalk, is first allocated to left along tilted direction, Again with harvester on the left of outer frame form clamping and rearwardly carry so that the conveying of stem stalk is more smooth and easy, it is to avoid or minimizing stem stalk Blocking.
The harvesting method of the harvester header device that many wheel cutters the most according to claim 6 are diagonally disposed, its feature It is: the described sickle combined by multiple wheel cutters is by being all circles relative to the diagonally disposed of the horizontal bevel of harvester Diagonally disposed at an angle with the horizontal vertical plane of harvester chassis direction of travel of the dish cutter line of centres, the side carried backward Rearward, the wheel cutter of opposite side is forward for wheel cutter;And adjacent wheel cutter to overlap in centre be previous circle The trailing edge of dish overlaps in the leading edge of later disk, and wheel cutter card is with the horizontal β angle, two disc face of overlapping part Between retain a safety clearance h.
The harvesting method of the harvester header device that many wheel cutters the most according to claim 6 are diagonally disposed, its feature It is: the described stem stalk using the collection of oblique mode of movement cut is equidistant on the chain sheet of the chain of band moving tooth The moving tooth of Additional vertical, each moving tooth starts from harvester right front to stir cut stem stalk, is first allocated to a left side along tilted direction Side, then with harvester on the left of outer frame formed clamping and rearwardly carry;And lateral transfer is in 90 ° with conveying turning point shape backward Plus α angle corner and be arc transition.
The harvesting method of the harvester header device that many wheel cutters the most according to claim 6 are diagonally disposed, its feature It is: the chain of described band moving tooth is arranged in directly over many wheel cutters center, and by horizontal for the front of chain Transport portion and lateral transport portion backward are merged in whole chain, front lateral transfer part and lateral transport portion backward Between transfer rounding off;The chain of described band moving tooth is upper and lower two-layer, and front lateral transfer part and lateral the most backward Turnover rounding off in the middle of transport portion;The chain of described upper and lower two-layer band moving tooth uses oblique angle from front to back Rising conveying, the stem stalk gathered in is transported to harvester afterbody and carries out orderly lay or bundling lay.
CN201410268947.0A 2014-06-17 2014-06-17 Harvester header device that a kind of many wheel cutters are diagonally disposed and harvesting method Expired - Fee Related CN104012249B (en)

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CN104584786B (en) * 2015-02-11 2017-05-03 青岛理工大学 Vertical shaft disc type straw header device for combine harvester
CN107615972A (en) * 2017-09-30 2018-01-23 江苏大学 A kind of baler connection group rotating disk knife cutter device
CN108633454B (en) * 2018-05-20 2020-07-28 咸宁市农业科学院 Conveying device of hemp tip combined harvesting system
CN108811715B (en) * 2018-05-20 2021-03-30 咸宁市农业科学院 Clamping and conveying device of double-belt clamping ramie removing machine
CN111357483B (en) * 2020-03-25 2021-03-23 农业农村部南京农业机械化研究所 Cutting device of ramie harvester
CN112753366A (en) * 2021-01-13 2021-05-07 黄薇 Sugarcane harvester

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