CN104012249A - Harvester header device with multiple obliquely-arranged disc-shaped cutters and harvesting method - Google Patents
Harvester header device with multiple obliquely-arranged disc-shaped cutters and harvesting method Download PDFInfo
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- CN104012249A CN104012249A CN201410268947.0A CN201410268947A CN104012249A CN 104012249 A CN104012249 A CN 104012249A CN 201410268947 A CN201410268947 A CN 201410268947A CN 104012249 A CN104012249 A CN 104012249A
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Abstract
The invention discloses a harvester header device with multiple obliquely-arranged disc-shaped cutters and a harvesting method. The harvester header device comprises a header rack, the disc-shaped cutters, a transmission device and a conveying device. The header rack is installed on a harvester chassis, the disc-shaped cutters are installed on the header rack and driven by a power device on the harvester chassis through the transmission mechanism, the two or more disc-shaped cutters are combined into a disc-shaped cutter combination, all disc-shaped cutter devices of the disc-shaped cutter combination are transversely and obliquely arranged relative to a harvester, a conveying chain with shifting teeth is arranged on the cutters of the disc-shaped cutter combination, the front transverse conveying part of the conveying chain and the side backward conveying part of the conveying chain are combined into the whole chain, and the front transverse conveying part is arranged with the same oblique angle as the disc-shaped cutters. According to harvester header device with the multiple obliquely-arranged disc-shaped cutters, the multiple disc-shaped cutters are adopted, whole oblique conveying is achieved, intermediate connection between the two subsection conveying chains can be reduced, and conveying is smoother.
Description
Technical field
The invention belongs to a kind of agricultural operation device, particularly a kind of agricultural crops stem reaper header device, is mainly used in that stem is thick, stalk is high, Cutting Drag is large, needs whole bar gather in the crops and carry out the harvesting of the cane crop of rear lay or side lay; Belong to agricultural operation machinery technical field.
Background technology
Main Agricultural crop is as the mechanized harvest of paddy rice, wheat at present, the cutter adopting is reciprocating triangle cutter, transversal arrangement, agriculture requirement is gathered in the crops its seed, to stem stalk cutting height and not requirement of lay, only need extract the part of top with seed, due to stem stalk softness, tiny, short, easily cutting, and can conveniently adopt that straw shift wheel is auxiliary to be captured and feeding, through threshing, separate, clean after, stem stalk is thrown to rear in a jumble, and this technology is ripe at present.Some area adopts the mode of cutting solarization+threshing to gather in the crops, and its swather generally also adopts the reciprocating triangle cutter of lateral arrangement, and carries out side direction lay, and this technology is also ripe.
With respect to these softnesses of rice wheat, tiny, short crop harvesting, the harvesting of long-stalked crop is difficulty just.As reed, jute, sugarcane, corn straw etc., harvest technology requires whole bar harvesting lay or bundling, and its stem slightly reaches 20～40 millimeters, requirement cut stubble low, Cutting Drag is large, stalk is up to 2～5 meters, be difficult to adopt the auxiliary crawl of straw shift wheel and carry, causing mechanized harvest difficulty large.Because this class crop is mostly that large area is disperseed growth (non-, ridge plantation), while requiring harvesting, bundling or stacking and laying have gathered in region at grain header rear, must not affect other standing crops of left and right, therefore require stem stalk Moving parameter from front cutting to rear lay, for the large crop of stem stalk height, this is more difficult.In order to obtain higher harvest yield, peasant household requires to cut stubble low (being generally less than 50mm) as far as possible, and stem stalk bottom is comparatively hard solid, and cutting difficulty is large.There are at present some grain headers for reed, jute crop, adopt and the essentially identical lateral arrangement reciprocating knife of harvester for both rice and wheat structure, and carry out side direction lay or rear lay, wherein cutter has been selected large size triangular blade, but large because cutting intensity, impact shock is large, and actual life is short.Also have sugarcane, corn stem grain header to adopt multitool circular disc or the high-speed cutting of zigzag cylinder blade, cutting performance is good, smooth running, and the life-span is longer, but because cylinder blade left and right sides is not easy to cutting, therefore be generally only applicable to the harvesting of cylinder blade to ridge.The cutter of above-mentioned grain header is all lateral arrangement, for realizing side direction lay or rear lay, above cutter, be all provided with lateral transfer belt or chain with moving tooth, also be provided with longitudinal belt conveyor or the chain carried backward for rear lay, because lateral transfer to longitudinal conveying has formed 90 ° turning to, cane horizontal velocity bust is zero herein, and longitudinal velocity improves suddenly by zero, cause blocking to occur, and the moving tooth of front lateral transfer can not form the crawl to stem stalk, also easily cause the stem stalk entering deviate from and swing to front, form front blocking, can not carry out smoothly to making harvesting.Therefore necessary this is improved.
Not yet find the directly patent literature relevant with the technology of the present invention by retrieval, just have some similar patent documentations, mainly have certain associated patent to have following with the present invention:
1, the patent No. is CN201210537586.6, name is called " a kind of multifunctional corn harvester ceding of Taiwan ", this patent discloses a kind of multifunctional corn harvester ceding of Taiwan, at front part of vehicle, ceding of Taiwan assembly is installed, described ceding of Taiwan assembly comprises stalk aggregate transmission device and dialing-grain unit assembly, vehicle front bilateral symmetry hinge fills an oil cylinder, the plunger end hinge of this oil cylinder is contained in the rear end of stalk aggregate transmission device, cut with scissors dress dialing-grain unit assembly on stalk aggregate transmission device top by free bearing, stalk aggregate transmission device is by stem root cutter, stalk conveyer, ceding of Taiwan pedestal, stalk conveyer and corn conveying plant form, in ceding of Taiwan pedestal, be horizontally installed with stirring cage, in ceding of Taiwan pedestal, rear portion connection stirring cage is provided with stalk conveyer, be communicated with stirring cage in the ceding of Taiwan base interior stalk conveyer is installed, be fixedly mounted with row's stem root cutter at the front end of ceding of Taiwan pedestal, above stirring cage, be horizontally installed with corn conveying plant, this corn conveying plant side is communicated with longitudinal elevator.
2, the patent No. is CN200920083879.5, and name is called " ramie combine ", and this patent discloses multi-functional ramie combine, belongs to agricultural machinery, mainly solves the results problem of ramie.The present invention includes frame, hold up numb unit, flax pulling cutter unit, supply unit, stacking and laying unit and walking unit.Hold up that numb unit, flax pulling cutter unit, supply unit and stacking and laying unit are held up, cut according to dialling, the operation of conveying, stacking and laying is fixed in and in frame, forms the ceding of Taiwan; Walking unit is connected with the ceding of Taiwan, completes walking harvesting integration of operation.This equipment adopts swath harvesting machinery scheme, will hold up down, and cut, cut paving, Ji Dui once completes.
3, the patent No. is CN201410037083.1, name is called " a kind of long-stalked crop harvester ", this patent discloses a kind of long-stalked crop harvester, the present invention includes standing grain pushing device, chassis and two of left and right cutter, standing grain pushing device is positioned at the front upper place of cutter, between two described cutteves, there is spacing, chassis is provided with ten standing grain devices, pick up standing grain device and comprise two screw feeders that are vertically arranged on chassis, two screw feeders are positioned at the rear side of two cutteves, and two screw feeders are all connected with the driving mechanism that drives screw feeder to rotate.Two cutteves of the present invention are independent mutually, and two cutteves can respectively gather in a ridge, and harvesting efficiency is high.Because grain header is proal, the crop root of having no progeny through cutting of cutting knife backwards fall to the ground and relatively grain header move backward, and picked up by two screw feeders that rotate in opposite directions, crop is keeping root backwards and substantial transverse state always, is convenient to harvested subsequent treatment.
4, the patent No. is CN201220548696.8, name is called " a kind of Novel corn harvester ceding of Taiwan, this patent discloses a kind of Novel corn harvester ceding of Taiwan, comprise ceding of Taiwan body, be arranged on the nearside divider of ceding of Taiwan body front end and for the corn stem of lodging being picked up and dialled in the device between the harvesting plate of the ceding of Taiwan, this device comprises the rice-pulling chain being connected on each nearside divider and the power transmission shaft that drives each rice-pulling chain to rotate, straw shift wheel is to start the oblique back upper place towards nearside divider from nearside divider to arrange, on rice-pulling chain, there is the driving wheel suitable with it and driven pulley, driving wheel is fixed on power transmission shaft, driven pulley is located at respectively on each nearside divider, power transmission shaft cross-brace is on ceding of Taiwan body, power transmission shaft is also connected with the power source in the ceding of Taiwan by transmission mechanism.
Although above-mentioned these patents have been mentioned the harvesting of the stem such as sugarcane, corn straw culm plant, but all still do not solve said problem above, therefore the problem that how effectively to prevent from occurring blocking in the time of the plants such as harvesting reed, jute, sugarcane, corn straw, being still current harvester header mainly needs the problem solving.
Summary of the invention
Goal of the invention of the present invention is exactly for the large existing problem of crop of existing grain header harvesting stem stalk height, propose a kind of can be thick to stem, stalk is high, the steady high-speed cutting of crop of difficult cutting, and whole bar is captured and carried, to avoid or to reduce method and the device of blocking phenomenon, the method and device not only meet the stem cutting in whole harvesting fabric width, and cut region without leakage, cutting power is strong, work smooth-going without impact shock, be applicable to the harvesting of the stem stalk crop of large area dispersion growth and bar, ridge plantation.
Implementer's case that goal of the invention according to the present invention proposes is: the harvester header device of the oblique layout of a kind of many wheel cutters, comprise header frame, wheel cutter, transmission device and conveying plant, header frame is arranged on harvester chassis, wheel cutter is arranged on header frame, and wheel cutter is driven through transmission mechanism by the power set on harvester chassis, it is characterized in that: described wheel cutter is to be combined to form a wheel cutter by plural wheel cutter to combine, and all wheel cutter cutters of wheel cutter combination are pressed with respect to the horizontal oblique layout of grain header, on the cutter of described wheel cutter combination, be provided with the chain with moving tooth simultaneously, and by the front lateral transfer part of chain and side direction backward transport portion merge into whole chain, and the moving towards to adopt with multiple wheel cutters and be arranged to identical oblique angle layout of front lateral transfer part.
Further, all wheel cutter cutters of described wheel cutter combination are by being the oblique layout of the horizontal vertical plane bevel of all wheel cutter lines of centres and harvester chassis direction of travel with respect to the horizontal oblique layout of grain header, after the wheel cutter of one side of carrying backward leans on, the wheel cutter of opposite side is forward.Described oblique angle is α angle, is 20-65 degree scope.
Further, the wheel cutter of described wheel cutter bordering compounding overlaps in centre, the trailing edge that is previous disk overlaps in the leading edge of a rear disk, wheel cutter card becomes β oblique angle with horizontal plane, between two disc face of overlapping part, retain a safety clearance h, it is effective cutting zone that each like this wheel cutter only has front part subregion.Described β angle is 1-15 degree scope, and safety clearance is 2-15mm.
Further, described wheel cutter is clamped and installed in by bolt on the output shaft of bevel gear box by cutter chuck holder adapted and tool rest platen; Cutter power by the engine on chassis through clutch, harvesting power distribution case, Hooks coupling universal coupling, driving intermediate gear case, driving chain, chain gear transmission to bevel gear box, make wheel cutter High Rotation Speed, described wheel cutter combines by the tandem sequence step by step of chain, sprocket wheel.
Further, the described chain with moving tooth is for two-layer up and down, and front lateral transfer part and the side direction middle turnover of transport portion rounding off backward.
Further, the described upper and lower two-layer chain with moving tooth adopts has the rising at oblique angle to carry from front to back, and the stem stalk being gathered in is transported to grain header afterbody and carries out orderly lay or bundling lay.
Further, described harvester header device is connected with harvester chassis by hinge, and by oil cylinder lifting, and the upper and lower two-layer chain with moving tooth is connected with harvester chassis frame, drive sprocket by chassis afterbody drives, the drive sprocket of the upper and lower two-layer chain with moving tooth is connected by Hooks coupling universal coupling, and its power is driven by the engine power of grain header.
A kind of harvesting method of the harvester header device that utilizes the oblique layout of above-mentioned many wheel cutters, adopt the cutter of multiple wheel cutter combinations to gather in, and the cutter of multiple wheel cutter combinations is pressed to the oblique layout with respect to the horizontal bevel of grain header, and adjacent wheel cutter overlaps in centre, making each wheel cutter only have front part subregion is effective cutting zone, on many wheel cutters, be furnished with the chain with moving tooth, and by the front lateral transfer part of chain and side direction backward transport portion merge 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, adopt oblique mode of movement to collect cut stem stalk, while making to gather in, each moving tooth starts to stir cut stem stalk from grain header right front, first be allocated to left along tilted direction, form clamping and carry to afterbody with grain header left side outer frame again, stem stalk is carried more smooth and easy, avoid or reduce the blocking of stem stalk.
Further, described by the cutter of multiple wheel cutters combination by being the oblique layout that all wheel cutter lines of centres and the horizontal vertical plane of harvester chassis direction of travel become α oblique angle with respect to the oblique layout of the horizontal bevel of grain header, after the wheel cutter of one side of carrying backward leans on, the wheel cutter of opposite side is forward; And it is that in the leading edge of a disk after the trailing edge of previous disk overlaps, wheel cutter card becomes β oblique angle with horizontal plane, between two disc face of overlapping part, retain a safety clearance h that adjacent wheel cutter overlaps in centre.
Further, it is equidistant additional vertical moving tooth on the chain sheet of the chain with moving tooth that the oblique mode of movement of described employing is collected cut stem stalk, each moving tooth starts to stir cut stem stalk from grain header right front, first be allocated to left along tilted direction, then form clamping and carry to afterbody with grain header left side outer frame; Lateral transfer is also arc transition with the corner of carrying backward the turning point shape α of adding in 90 ° angle, compares the corner of 90 °, and stem stalk is carried more smooth and easy, can avoid or reduce the blocking of stem stalk.In harvester header front, due to chain and harvester chassis horizontal become α angle, so moving tooth can be decomposed into transverse component F1 and component F2 backward to the directed force F 0 of stem stalk, component F1 makes stem stalk lateral transfer, component F2 makes stem stalk press close to chain, makes chain have the good Grasping skill to stem stalk, avoids the stem stalk after cutting to dump forward, carry more reliably, be better than conventional straight chain.
Further, the described chain with moving tooth is arranged in directly over many wheel cutters center, and by the front lateral transfer part of chain and side direction backward transport portion merge into whole chain, front lateral transfer part and side direction be turnover rounding off in the middle of transport portion backward.
Further, the described upper and lower two-layer chain with moving tooth adopts has the rising at oblique angle to carry from front to back, and the stem stalk being gathered in is transported to grain header afterbody and carries out orderly lay or bundling lay.
Further, described harvester header device is connected with harvester chassis by hinge, and by oil cylinder lifting, and the upper and lower two-layer chain with moving tooth is connected with harvester chassis frame, drive sprocket by chassis afterbody drives, the drive sprocket of the upper and lower two-layer chain with moving tooth is connected by Hooks coupling universal coupling, and its power is driven by the engine power of grain header.
The invention has the advantages that: the present invention adopts a cutter of wheel cutter combination by the oblique layout that laterally becomes α angle with respect to grain header, belt conveyor with moving tooth or the chain of the oblique layout at identical α angle are set simultaneously above the cutter of oblique layout, like this front lateral transfer is become to oblique conveying, with belt or the chain shape corner that adds α angle in 90 ° carried backward arranged in a side, compare the corner of common 90 °, stem stalk is carried more smooth and easy, can avoid or reduce the blocking of stem stalk; Moving tooth on belt or the chain of oblique conveying simultaneously can produce and make the component of stem stalk to belt or chain in the time pulling over stem stalk, is conducive to capture stem stalk.Belt or the chain of oblique conveying and conveying are backward integrated to as a whole conveying, can reduce the middle handing-over of two conveyings of segmentation, carry more smooth and easy.The technical program is simple in structure, can make the cutting of the thick stem crop of high bar and carry more reliable.
Brief description of the drawings
Fig. 1 is the structure schematic top plan view of one embodiment of the invention;
Fig. 2 is the many wheel cutters of the embodiment of the present invention and carries the side direction view that is arranged on the embodiment on crawler body;
The cutaway view of A-A in Fig. 3 Fig. 1;
Fig. 4 is the assembly drawing 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 be in Fig. 1 B to view;
Fig. 7 is the cutaway view of C-C in Fig. 1;
Fig. 8 is upper and lower layer band moving tooth carrier chain schematic diagram
Fig. 9 is the mechanics analysis schematic diagram of the oblique chain in ceding of Taiwan front to stem stalk.
Label declaration in schematic diagram: 1. harvester chassis 2. left and right sides nearside divider 3. wheel cutters 4. drive cutter bevel gear box 5. to protect cutter lower supporting rod 6. and gather in moving tooth chain 7. cutter power transmission chain 8. header frame 9. taiwan cut off and landing hinged-support 10. driving intermediate gear case 11. Hooks coupling universal couplings 12. stem stalk 20. hoist cylinder 21. front apron 22. carrier chain sprocket wheel 23. sprocket wheel 24. cutter chuck holder adapted 25. tool rest platen 26. driving chains that power distribution case 13. chain drive sprocket 14. ceding of Taiwan 15. chassis crawler belts 16. are gathered in moving tooth upper strata carrier chain 19. with moving tooth lower floor carrier chain 17. Hooks coupling universal couplings 18..
Embodiment
Below will by drawings and Examples, the present invention will be further described.
Accompanying drawing has provided one embodiment of the present of invention, can find out by accompanying drawing, the present invention relates to the harvester header device of the oblique layout of a kind of many wheel cutters, comprise header frame, wheel cutter, transmission device and conveying plant, header frame is arranged on harvester chassis, wheel cutter is arranged on header frame, and wheel cutter is driven through transmission mechanism by the power set on harvester chassis, it is characterized in that: described wheel cutter is to be combined to form a wheel cutter by plural wheel cutter to combine, and all wheel cutter cutters of wheel cutter combination are pressed with respect to the horizontal oblique layout of grain header, on the cutter of described wheel cutter combination, be provided with the chain with moving tooth simultaneously, and by the front lateral transfer part of chain and side direction backward transport portion merge into whole chain, and the moving towards to adopt with multiple wheel cutters and be arranged to identical oblique angle layout of front lateral transfer part.
Further, all wheel cutter cutters of described wheel cutter combination are by being the oblique layout that all wheel cutter lines of centres and the horizontal vertical plane of harvester chassis direction of travel become α oblique angle with respect to the horizontal oblique layout of grain header, after the wheel cutter of one side of carrying backward leans on, the wheel cutter of opposite side is forward.Described α oblique angle is 20-65 degree scope.
Further, the wheel cutter of described wheel cutter bordering compounding overlaps in centre, the trailing edge that is previous disk overlaps in the leading edge of a rear disk, wheel cutter card becomes β oblique angle with horizontal plane, between two disc face of overlapping part, retain a safety clearance h, it is effective cutting zone that each like this wheel cutter only has front part subregion.Described β oblique angle is 1-15 degree scope, and safety clearance is 2-15mm.
Further, described wheel cutter is clamped and installed in by bolt on the output shaft of bevel gear box by cutter chuck holder adapted and tool rest platen; Cutter power by the engine on chassis through clutch, harvesting power distribution case, Hooks coupling universal coupling, driving intermediate gear case, driving chain, chain gear transmission to bevel gear box, make wheel cutter High Rotation Speed, described wheel cutter combines by the tandem sequence step by step of chain, sprocket wheel.
Further, the described chain with moving tooth is for two-layer up and down, and front lateral transfer part and the side direction middle turnover of transport portion rounding off backward.
Further, the described upper and lower two-layer chain with moving tooth adopts has the rising at oblique angle to carry from front to back, and the stem stalk being gathered in is transported to grain header afterbody and carries out orderly lay or bundling lay.
Further, described harvester header device is connected with harvester chassis by hinge, and by oil cylinder lifting, and the upper and lower two-layer chain with moving tooth is connected with harvester chassis frame, drive sprocket by chassis afterbody drives, the drive sprocket of the upper and lower two-layer chain with moving tooth is connected by Hooks coupling universal coupling, and its power is driven by the engine power of grain header.
Be described below below in conjunction with concrete accompanying drawing:
In Fig. 1, the stem cutting device being made up of multiple wheel cutters 3 becomes oblique equidistant layout, the line of centres of multiple wheel cutters 3 and harvester chassis 1 horizontal become α angle.Directly over many wheel cutters 3 centers, be furnished with the upper and lower two-layer chain 6 with moving tooth, the front lateral transfer of this chain and side direction are carried backward and are adopted whole chain, middle turnover rounding off, the employing of moving towards of front lateral transfer chain is arranged to identical oblique α angle with multiple wheel cutters.The scope at α angle is 20-65 degree.
Fig. 2 is the ceding of Taiwan of the present invention and carries the side direction view that is arranged on the embodiment on crawler body, all adopt and have from front to back the rising at γ oblique angle to carry with moving tooth lower floor carrier chain 16 with moving tooth upper strata carrier chain 18, the stem stalk 19 being gathered in is transported to grain header afterbody and carries out orderly lay or bundling lay.The ceding of Taiwan 14 is connected with harvester chassis 1 by hinge, can pass through oil cylinder lifting, and lower floor's carrier chain 16 is connected with harvester chassis 1 frame with upper strata carrier chain 18, drive sprocket by chassis afterbody drives, the drive sprocket of upper and lower layer chain is connected by Hooks coupling universal coupling 17, and its power is driven by the engine power of grain header.
In Fig. 3, the bevel gear box 4 that wheel cutter 3 is installed is mounted in header frame 8 bottoms, rotating shaft on header frame 8 is arranged in the hinged-support 9 at two ends, can make header frame 8 rotate the lifting that realizes the ceding of Taiwan around hinged-support 9 by oil cylinder 20, regulates cutting height.Wheel cutter 3 belows are provided with protects cutter lower supporting rod 5, can protect cutter and limit low cutting stubble, protects cutter lower supporting rod 5 front ends high and sharp, is arranged on header frame 8 bottom surfaces.Driving intermediate gear case 10 is fixed on header frame 8, the rotating shaft concentric of its input axial line and header frame 8, the transmission of power can guarantee the ceding of Taiwan rotation and lifting time.
In Fig. 4, wheel cutter 3 is clamped and installed on the output shaft of bevel gear box 4 by bolt by cutter chuck holder adapted 24 and tool rest platen 25.Cutter power drives to bevel gear box 4 by the One On The Chassis engine through clutch, harvesting power distribution case 12, Hooks coupling universal coupling 11, driving intermediate gear case 10, driving chain 25, sprocket wheel 23, makes wheel cutter 3 High Rotation Speeds.
In Fig. 5, adjacent wheel cutter spacing b is less than the diameter d of wheel cutter, and adjacent wheel cutter has overlapping, for guaranteeing skive falchion movement safety, wheel cutter 3 is arranged to become with horizontal plane β angle, and β angle is 1-15 degree, between two disc face of overlapping part, retains a safety clearance h; Gap h is 2-15mm.In Fig. 3 and Fig. 6, front apron 21 is mounted in multiple bevel gear boxes 4 fronts, and when conveying, stem stalk is from its surface sliding.As can be seen from Figure 1, effective cutting working region of each wheel cutter is one section, front circular arc, is constituted the continuous cutting of whole harvesting fabric width by the work circular arc of multiple wheel cutters, does not exist and Lou cuts region.In Fig. 7, multiple wheel cutters, by the tandem sequence step by step of chain, sprocket wheel, drive work chain 27 by driving chain 26, then are driven the cutting sprocket wheel 28 of each wheel cutter by work chain 27.
Fig. 8 is upper and lower layer band moving tooth carrier chain schematic diagram, the present embodiment adopts agriculture clamping chain, equidistant additional vertical moving tooth 29 on the chain sheet with moving tooth carrier chain, each moving tooth starts to stir cut stem stalk from grain header right front, first be allocated to left along tilted direction, then form clamping and carry to afterbody with grain header left side outer frame.Lateral transfer part 30 with moving tooth carrier chain and backward transport portion 31 turning points 32 form the corner of (90 °+α) and are arc transition, compare the corner of 90 °, and stem stalk is carried more smooth and easy, can avoid or reduce the blocking of stem stalk.In harvester header front, due to chain and harvester chassis 1 horizontal become α angle, so moving tooth can be decomposed into transverse component F1 and component F2 backward to the directed force F 0 of stem stalk, as shown in Figure 9, component F1 makes stem stalk lateral transfer, and component F2 makes stem stalk press close to chain, make chain there is the good Grasping skill to stem stalk, avoid cutting after stem stalk dump forward, carries more reliable, be better than routine straight chain.
Can find out that by foregoing description harvester header harvesting method proposed by the invention is, adopt the cutter of multiple wheel cutter combinations to gather in, and the cutter of multiple wheel cutter combinations is pressed to the oblique layout with respect to the horizontal bevel of grain header, and adjacent wheel cutter overlaps in centre, making each wheel cutter only have front part subregion is effective cutting zone, on many wheel cutters, be furnished with the chain with moving tooth, and by the front lateral transfer part of chain and side direction backward transport portion merge 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, adopt oblique mode of movement to collect cut stem stalk, while making to gather in, each moving tooth starts to stir cut stem stalk from grain header right front, first be allocated to left along tilted direction, form clamping and carry to afterbody with grain header left side outer frame again, stem stalk is carried more smooth and easy, avoid or reduce the blocking of stem stalk.
Further, described by the cutter of multiple wheel cutters combination by being the oblique layout that all wheel cutter lines of centres and the horizontal vertical plane of harvester chassis direction of travel become α angle with respect to the oblique layout of the horizontal bevel of grain header, after the wheel cutter of one side of carrying backward leans on, the wheel cutter of opposite side is forward; And it is that in the leading edge of a disk after the trailing edge of previous disk overlaps, wheel cutter card becomes β angle with horizontal plane, between two disc face of overlapping part, retain a safety clearance h that adjacent wheel cutter overlaps in centre.
Further, it is equidistant additional vertical moving tooth on the chain sheet of the chain with moving tooth that the oblique mode of movement of described employing is collected cut stem stalk, each moving tooth starts to stir cut stem stalk from grain header right front, first be allocated to left along tilted direction, then form clamping and carry to afterbody with grain header left side outer frame; Lateral transfer is also arc transition with the corner of carrying backward the turning point shape α of adding in 90 ° angle, compares the corner of 90 °, and stem stalk is carried more smooth and easy, can avoid or reduce the blocking of stem stalk.In harvester header front, due to chain and harvester chassis horizontal become α angle, so moving tooth can be decomposed into transverse component F1 and component F2 backward to the directed force F 0 of stem stalk, component F1 makes stem stalk lateral transfer, component F2 makes stem stalk press close to chain, makes chain have the good Grasping skill to stem stalk, avoids the stem stalk after cutting to dump forward, carry more reliably, be better than conventional straight chain.
Further, the described chain with moving tooth is arranged in directly over many wheel cutters center, and by the front lateral transfer part of chain and side direction backward transport portion merge into whole chain, front lateral transfer part and side direction be turnover rounding off in the middle of transport portion backward.
Further, the described upper and lower two-layer chain with moving tooth adopts has the rising at oblique angle to carry from front to back, and the stem stalk being gathered in is transported to grain header afterbody and carries out orderly lay or bundling lay.
Further, described harvester header device is connected with harvester chassis by hinge, and by oil cylinder lifting, and the upper and lower two-layer chain with moving tooth is connected with harvester chassis frame, drive sprocket by chassis afterbody drives, the drive sprocket of the upper and lower two-layer chain with moving tooth is connected by Hooks coupling universal coupling, and its power is driven by the engine power of grain header.
In sum, header of the present invention adopts the oblique layout of the wheel cutter of multiple High Rotation Speeds, meet the stem cutting in whole harvesting fabric width, cut region without leaking, cutting power is strong, work smooth-going without impact shock, be applicable to the harvesting of the stem stalk crop of large area dispersion growth and bar, ridge plantation, supporting oblique chain or belt have the ability of good crawl stem stalk, avoid stem stalk to lean forward, lateral transfer with carry backward turning point to form the corner of (90 °+α) and be arc transition, carry more smooth and easyly, can avoid or reduce the blocking of stem stalk.
Claims (10)
1. the harvester header device of the oblique layout of wheel cutter more than a kind, comprise header frame, wheel cutter, transmission device and conveying plant, header frame is arranged on harvester chassis, wheel cutter is arranged on header frame, and wheel cutter is driven through transmission mechanism by the power set on harvester chassis, it is characterized in that: described wheel cutter is to be combined to form a wheel cutter by plural wheel cutter to combine, and all wheel cutter cutters of wheel cutter combination are pressed with respect to the horizontal oblique layout of grain header; On the cutter of described wheel cutter combination, be provided with the chain with moving tooth simultaneously, and by the front lateral transfer part of chain and side direction backward transport portion merge into whole chain, and the moving towards to adopt with multiple wheel cutters and be arranged to identical oblique angle layout of front lateral transfer part.
2. the harvester header device of the oblique layout of many wheel cutters according to claim 1, it is characterized in that: all wheel cutter cutters of described wheel cutter combination are by being the oblique layout of the horizontal vertical plane bevel of all wheel cutter lines of centres and harvester chassis direction of travel with respect to the horizontal oblique layout of grain header, after the wheel cutter of one side of carrying backward leans on, the wheel cutter of opposite side is forward.
3. the harvester header device of the oblique layout of many wheel cutters according to claim 2, it is characterized in that: the wheel cutter of described wheel cutter bordering compounding overlaps in centre, the trailing edge that is previous disk overlaps in the leading edge of a rear disk, wheel cutter card becomes β oblique angle with horizontal plane, between two disc face of overlapping part, retain a safety clearance h.
4. the harvester header device of the oblique layout of many wheel cutters according to claim 3, is characterized in that: described wheel cutter is clamped and installed in by bolt on the output shaft of bevel gear box by cutter chuck holder adapted and tool rest platen; Cutter power by the engine on chassis through clutch, harvesting power distribution case, Hooks coupling universal coupling, driving intermediate gear case, driving chain, chain gear transmission to bevel gear box, make wheel cutter High Rotation Speed, described wheel cutter combination is by the tandem sequence step by step of chain, sprocket wheel.
5. the harvester header device of the oblique layout of many wheel cutters according to claim 1, is characterized in that: the described chain with moving tooth is for two-layer up and down, and front lateral transfer part and the side direction middle turnover of transport portion rounding off backward.
6. the harvester header device of the oblique layout of many wheel cutters according to claim 1, it is characterized in that: the described upper and lower two-layer chain with moving tooth adopts has the rising at oblique angle to carry from front to back, and the stem stalk being gathered in is transported to grain header afterbody and carries out orderly lay or bundling lay.
7. one kind is utilized the harvesting method of the harvester header device of the oblique layout of many wheel cutters described in claim 1, it is characterized in that: adopt the cutter of multiple wheel cutter combinations to gather in, and the cutter of multiple wheel cutter combinations is pressed to the oblique layout with respect to the horizontal bevel of grain header, and adjacent wheel cutter overlaps in centre, making each wheel cutter only have front part subregion is effective cutting zone, on many wheel cutters, be furnished with the chain with moving tooth, and by the front lateral transfer part of chain and side direction backward transport portion merge 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, adopt oblique mode of movement to collect cut stem stalk, while making to gather in, each moving tooth starts to stir cut stem stalk from grain header right front, first be allocated to left along tilted direction, form clamping and carry to afterbody with grain header left side outer frame again, stem stalk is carried more smooth and easy, avoid or reduce the blocking of stem stalk.
8. harvesting method according to claim 7, it is characterized in that: described by the cutter of multiple wheel cutters combination by being the oblique layout that all wheel cutter lines of centres and the horizontal vertical plane of harvester chassis direction of travel become α angle with respect to the oblique layout of the horizontal bevel of grain header, after the wheel cutter of one side of carrying backward leans on, the wheel cutter of opposite side is forward; And it is that in the leading edge of a disk after the trailing edge of previous disk overlaps, wheel cutter card becomes β angle with horizontal plane, between two disc face of overlapping part, retain a safety clearance h that adjacent wheel cutter overlaps in centre.
9. harvesting method according to claim 7, it is characterized in that: it is equidistant additional vertical moving tooth on the chain sheet of the chain with moving tooth that the oblique mode of movement of described employing is collected cut stem stalk, each moving tooth starts to stir cut stem stalk from grain header right front, first be allocated to left along tilted direction, then form clamping and carry to afterbody with grain header left side outer frame; And lateral transfer and carry backward the corner at the turning point shape α of adding in 90 ° angle and for arc transition.
10. harvesting method according to claim 7, it is characterized in that:, the described chain with moving tooth is arranged in directly over many wheel cutters center, and by the front lateral transfer part of chain and side direction backward transport portion merge into whole chain, front lateral transfer part and side direction be turnover rounding off in the middle of transport portion backward; The described upper and lower two-layer chain with moving tooth adopts has the rising at oblique angle to carry from front to back, and the stem stalk being gathered in is transported to grain header afterbody and carries out orderly lay or bundling lay.
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| CN201410268947.0A CN104012249B (en) | 2014-06-17 | 2014-06-17 | Harvester header device that a kind of many wheel cutters are diagonally disposed and harvesting method |
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| CN201410268947.0A CN104012249B (en) | 2014-06-17 | 2014-06-17 | Harvester header device that a kind of many wheel cutters are diagonally disposed and harvesting method |
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| CN104012249B CN104012249B (en) | 2016-11-09 |
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| CN104584786A (en) * | 2015-02-11 | 2015-05-06 | 青岛理工大学 | Vertical shaft disc type straw header device for combine harvester |
| CN107306581A (en) * | 2016-04-26 | 2017-11-03 | 重庆理工大学 | A kind of tender mulberry harvester |
| CN107615972A (en) * | 2017-09-30 | 2018-01-23 | 江苏大学 | A kind of baler connection group rotating disk knife cutter device |
| CN108551850A (en) * | 2018-05-24 | 2018-09-21 | 江西悦丰农业科技有限公司 | A kind of cycle cutter used on the leafy vegetable harvester of the vertical blade of band |
| CN108633454A (en) * | 2018-05-20 | 2018-10-12 | 咸宁市农业科学院 | The conveying device of crop end combining system |
| CN108811715A (en) * | 2018-05-20 | 2018-11-16 | 咸宁市农业科学院 | The clamping conveying device of biobelt clamping decorticator |
| CN109644666A (en) * | 2019-01-25 | 2019-04-19 | 湖南农业大学 | More disk knife high-speed knives |
| CN111357483A (en) * | 2020-03-25 | 2020-07-03 | 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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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104584786A (en) * | 2015-02-11 | 2015-05-06 | 青岛理工大学 | Vertical shaft disc type straw header device for combine harvester |
| CN107306581A (en) * | 2016-04-26 | 2017-11-03 | 重庆理工大学 | A kind of tender mulberry harvester |
| CN107615972A (en) * | 2017-09-30 | 2018-01-23 | 江苏大学 | A kind of baler connection group rotating disk knife cutter device |
| CN108633454A (en) * | 2018-05-20 | 2018-10-12 | 咸宁市农业科学院 | The conveying device of crop end combining system |
| CN108811715A (en) * | 2018-05-20 | 2018-11-16 | 咸宁市农业科学院 | The clamping conveying device of biobelt clamping decorticator |
| CN108551850A (en) * | 2018-05-24 | 2018-09-21 | 江西悦丰农业科技有限公司 | A kind of cycle cutter used on the leafy vegetable harvester of the vertical blade of band |
| CN109644666A (en) * | 2019-01-25 | 2019-04-19 | 湖南农业大学 | More disk knife high-speed knives |
| CN111357483A (en) * | 2020-03-25 | 2020-07-03 | 农业农村部南京农业机械化研究所 | Cutting device of ramie harvester |
| 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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| CN104012249B (en) | 2016-11-09 |
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