CN109922654A - Harvester - Google Patents

Harvester Download PDF

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Publication number
CN109922654A
CN109922654A CN201780053145.XA CN201780053145A CN109922654A CN 109922654 A CN109922654 A CN 109922654A CN 201780053145 A CN201780053145 A CN 201780053145A CN 109922654 A CN109922654 A CN 109922654A
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CN
China
Prior art keywords
connecting rod
sections connecting
conveying device
standing grain
raising apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201780053145.XA
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Chinese (zh)
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CN109922654B (en
Inventor
福元健氏
北冈治正
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Yanmar Co Ltd
Original Assignee
Yanmar Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yanmar Co Ltd filed Critical Yanmar Co Ltd
Publication of CN109922654A publication Critical patent/CN109922654A/en
Application granted granted Critical
Publication of CN109922654B publication Critical patent/CN109922654B/en
Active legal-status Critical Current
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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D45/00Harvesting of standing crops
    • A01D45/10Harvesting of standing crops of sugar cane
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D57/00Delivering mechanisms for harvesters or mowers
    • A01D57/22Delivering mechanisms for harvesters or mowers for standing stalks

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvesting Machines For Specific Crops (AREA)
  • Outside Dividers And Delivering Mechanisms For Harvesters (AREA)

Abstract

The sugar-cane cutting machine (1) that can ensure that enough ascending amounts of raising apparatus and will not interfere with ground, loading platform is provided.It has as the bottom cutter (3) for extracting device, preceding conveying device (4) and rear conveying device (5) as the conveying device conveyed in a lying position to the stalk extracted by bottom cutter (3), and as the shredding mechanism (6) for cutting off the processing unit of the stalk by conveying device conveying with predetermined size, haulm divider (2) as raising apparatus is configured at organism frame (30) front via lifting linking member mechanism (12) with energy up-down mode, lifting linking member mechanism (12) is made of preceding four sections connecting rod (50) and rear four sections connecting rod (60), four section connecting rods (60) are gone up and down using the hydraulic cylinder (70) as lift drive mechanism afterwards, preceding four sections connecting rod (50) is mounted to: relative to rear four sections connecting rod (60) in the predetermined angular limited by swing limiting unit (72) It is freely lifted.

Description

Harvester
Technical field
The present invention relates to the lifting device of the raising apparatus of harvester, more particularly to propping up for sugar-cane cutting machine can be made The lifting device that device freely swings in broader range.
Background technique
It is well known that there is the sugar-cane cutting machine constituted as follows in the past, that is, raising apparatus is propped up by lifting device It holds, which is made of front rod mechanism and back link mechanism, and raising apparatus can be made to go up and down using front rod mechanism, Raising apparatus can be made to be moved forward and backward (for example, referring to patent document 1) using back link mechanism.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 58-161425 bulletin
Summary of the invention
But in the case where the technology of the patent document 1, the adjustable height of raising apparatus seems insufficient, to card When carrying on vehicle or removing from truck, raising apparatus is possible to and loading platform (loading platform, ア ユ ミ), ground It interferes.
Therefore, be formed as constructing as follows, that is, utilize the lifting linking member mechanism being made of preceding four sections connecting rod and rear four sections connecting rod And by raising apparatus bearing for that can go up and down, four section connecting rod liftings after being made using lift drive mechanism, preceding four sections connecting rod is pacified It dresses up: in predetermined angular, can be freely lifted relative to rear four sections connecting rod, thus eliminate above-mentioned unfavorable condition.
Accordingly, the present invention, which wants to provide one kind, can ensure enough ascending amounts, and raising apparatus will not be with ground, charging The sugar-cane cutting machine that platform interferes.
The problem to be solved in the present invention is as above, in the following, being illustrated to method used to solve the problem.
That is, sugar-cane cutting machine has in technical solution 1: extracting device;Conveying device is cut to by extracting device The stalk taken off is conveyed in a lying position;And processing unit, with predetermined size come cut through conveying device and by The stalk that conveying comes, wherein raising apparatus is configured in organism frame via lifting linking member mechanism in a manner of it can go up and down Front, the lifting linking member mechanism are made of preceding four sections connecting rod and rear four sections connecting rod, and rear four sections connecting rod passes through lift drive mechanism It is gone up and down, preceding four sections connecting rod is installed into: being able to carry out and be freely lifted relative to rear four sections connecting rod in predetermined angular.
In technical solution 2, the preceding four sections connecting rod can freely swing in predetermined angular, and rear four sections connect Bar includes freely swing range and the hunting range of determination based on elevating mechanism.
In technical solution 3, in the case where the load towards rear is input to the raising apparatus, preceding four section Connecting rod freely swings on the direction that raising apparatus rises.
The effect of invention
As effect of the invention, it is able to achieve effect as follows.
That is, raising apparatus can expand the range that freely swings by preceding four sections connecting rod and rear four sections connecting rod, in harvester When into field, when leaving field or when being packed into truck, the front of raising apparatus will not protrude into field, loading platform, But rise, so as to prevent the breakage of raising apparatus.
Detailed description of the invention
Fig. 1 is the integrally-built side view for indicating sugar-cane cutting machine.
Fig. 2 is the integrally-built main view for indicating sugar-cane cutting machine.
Fig. 3 is the side view of raising apparatus and lifting linking member mechanism.
Fig. 4 is the perspective view of raising apparatus and lifting linking member mechanism.
Fig. 5 is the side view of master connecting-rod.
Fig. 6 is the figure for indicating the range that freely swings based on preceding four sections connecting rod and rear four sections connecting rod.
Fig. 7 is a point side view for standing grain part.
Fig. 8 is a point perspective view for standing grain part.
Specific embodiment
Firstly, the overall construction for being set as the embodiment of sugar-cane cutting machine 1 to harvester is illustrated using Fig. 1, Fig. 2.This Outside, by the direction F be set as front, thus regulation front-rear direction and be illustrated.
Organism frame 30 is supported on the crawler type running device 10 as traveling portion of sugar-cane cutting machine 1, extracts dress It sets, conveying device, processing unit, pneumatic separation device 7, discharge unit 80 are installed in the organism frame 30.Portion's installation frame 31 is extracted to exist The left and right sides of the front of the organism frame 30 is fixedly set in up and down direction, top cutter 17 is via parallel linkage 32 And it is installed in the top for extracting portion's installation frame 31, the haulm divider (crop divider) as pair of right and left raising apparatus 2, it 2 is installed in via aftermentioned lifting linking member mechanism 12 and extracts portion's installation frame 31.In addition, traveling portion is also possible to pulley Formula.
Since the haulm divider 2 is configured to bilateral symmetry, a side of left and right directions is illustrated.2 structure of haulm divider Become: auger 2b, 2c divide standing grain frame 2a's to be configured at this with the mode for dividing standing grain frame 2a substantially parallel for tilting backwards arranging Front simultaneously is supported to rotate, and and hydraulic motor 2d, 2e by being arranged on the top for dividing standing grain frame 2a to auger 2b, 2c is driven.Standing grain part 40 is divided to be from dividing the lower part of standing grain frame 2a to be provided projectingly towards front in subtriangular when side view. In this way, it is possible to be pulled in harvester while propping up sugarcane.
The top cutter 17 is configured at the front upper place of the haulm divider 2 in a manner of it can go up and down, and passes through hydraulic cylinder It stretches and goes up and down parallel linkage 32 in a manner of it can adjust height.Left and right directions of the top cutter 17 in lower part Center has cutting edge, and has: so that the top of sugarcane from the left and right sides of cutting edge close to left and right directions center Mode and towards guide rod 33 outstanding on the outside of left and right directions, directing plate 34 etc..In this way, it is possible to make being not required to for sugarcane top The leaf portion wanted point is cut off close to body left and right directions center using cutting edge.
Rear between the haulm divider 2,2 of left and right, rake holds together rotating member 13, as the bottom cutter 3 for extracting device and Preceding conveying device 4 is supported in preceding transportation frame 14.The preceding transportation frame 14 is set as pair of right and left, and the rear part is filled in rear conveying The front position for setting 5 is pivotally supported on organism frame 30 in a manner of being freely rotated up and down.Before the preceding transportation frame 14 Hydraulic cylinder is installed between portion and organism frame 30, by making hydraulic cylinder extension, bottom cutter 3, rake can be made to hold together rotating member 13 It is gone up and down, thus to being highly adjusted.
The bottom cutter 3 include: from the front of preceding transportation frame 14 downwards the bearing cylinder 3a of vertically disposed left and right, 3a, be fixedly installed on bearing cylinder 3a, 3a lower end fixed setting support plate disc periphery multiple cutter 3b, 3b ..., Rodlike helical member 3c, 3c for being fixedly installed on the support plate disc and rotation drive is carried out to cutter 3b and helical member 3c Dynamic hydraulic motor etc..
It includes: to have axle center in the lateral direction and be supported in institute in a manner of rotating freely that the rake, which holds together rotating member 13, The blade body stating the rotation axis on the front end of the preceding transportation frame 14 of left and right and being fixedly installed in the rotation axis, in addition, logical Hydraulic motor is crossed, rotation driving is carried out to rotation axis.
Preceding conveying device 4 has axle center and in the lateral direction in the longitudinal direction configured with multiple groups a pair of of conveying up and down Roller, the two sides of the roll shaft of conveying roller are supported in the conveying box of left and right in a manner of rotating freely, and the roll shaft of upside is constituted are as follows: energy Power transmitting enough is carried out using chain, the roll shaft of downside is constituted are as follows: power transmitting can be carried out using gear, and respectively at hydraulic Motor connection.
Hold together in this way, carrying out rake to the stalk of sugarcane by the rotation that rake holds together rotating member 13, passes through the cutter of bottom cutter 3 The rotation of 3b, 3b and plant is cut off, while bounce the lower end (root) of stalk by the rotation of helical member 3c, 3c.Bullet The sugarcane to get up is drawn into from root to the preceding conveying device 4 of the position followed by being configured at, and passes through preceding conveying device 4 Conveying roller and towards diagonally above and backward convey.
The rear portion of preceding conveying device 4 is located at the front of rear conveying device 5.The rear conveying device 5 is by the upper side and lower side point It is not properly separated from interval and the roller conveyor rearward conveyed is constituted.In this way, the sugarcane after being cut off by bottom cutter 3 It is rearward conveyed further through preceding conveying device 4, and is handover to rear conveying device 5 and is conveyed to diagonally above and backward.In this way, passing through Preceding conveying device 4 and rear conveying device 5 constitute conveying device.
The rear portion of conveying device 5, is equipped with the shredding mechanism 6 as processing unit after described.Shredding mechanism 6 is by cutter structure At.Cutter is constituted are as follows: is fixed with blade in the cutter shaft a pair of of up and down with axle center in the lateral direction, is passed through rotation in sugarcane Upper and lower blade between when, on one side with predetermined size by the sugarcane cut off while so that it is rearward flown out.
Pneumatic separation device 7 includes: to be set to the air blast chassis 7a of the upper back of shredding mechanism 6 and be accommodated in air blast chassis Air blower in 7a.The following above and of air blast chassis 7a is connected to shredding mechanism 6 in opening, the lower part of air blast chassis 7a, on Side is set as the outlet of leaf, dust etc..Air blast chassis 7a can be rotated centered on the axle center of up and down direction, can be right Discharge direction changes.Air blower is incorporated in air blast chassis 7a using up and down direction as axle center, revolves to air blower Turn driving, thus generates the high-speed air flow upward under, and the high speed is made by the rotation of the diffusion rotating member Air stream diffusion, can by after tiny cut leaf or dust be attracted to top and be discharged to side or rear, heavier stem Stalk is then fallen on the hopper 18 of the lower part of the discharge conveyer 8 of lower section setting.
Discharge conveyer 8 is supported on convolution platform 20, and the lower part of the convolution platform 20 is set to the rear portion of organism frame 30, should Convolution platform 20 is supported to using up and down direction as axle center being capable of left-right rotation.It constitutes are as follows: make 8 left-right rotation of discharge conveyer And discharge direction can be changed.But in the present embodiment, although discharge conveyer 8 is installed on organism frame 30 rear portion, but also may be constructed are as follows: storage pocket is installed on to the rear portion of organism frame 30, for carrying out to the sugarcane fallen Storage.
On the front left and right directions center of the organism frame 30, it is configured with manoeuvre portion, it should by driver's cabin 19 Manoeuvre portion covering.It attends a banquet, steering direction disk, gear lever etc. are disposed in the driver's cabin 19.Engine configuration as driving source In the top of the preceding conveying device 4 at the rear of the driver's cabin 19, for making the hydraulic horse of traveling, conveying device driving It reaches, the hydraulic pump that the hydraulic cylinder of lifting etc. is acted is linked to the engine and is driven.
The lifting linking member mechanism 12 has: four section connecting rods 50, rear four sections connecting rod 60 and as lifting before pair of right and left Hydraulic cylinder 70 of driving mechanism etc..Lifting linking member mechanism 12 is configured to bilateral symmetry, therefore, is illustrated to left side.As Fig. 3, Shown in Fig. 4, rear four sections connecting rod 60 has: upper connecting rod 61, lower link 62, support shaft 63,64,65,66 and front rod 67 etc..
Upper connecting rod 61 includes: master connecting-rod 61a, 61a, reinforces connecting rod 61b and connecting rod 61c, the rear portion warp of upper connecting rod 61 The top for extracting portion's installation frame 31 is pivotally supported in a manner of rotating freely by support shaft 63.Upper connecting rod 61 Front is supported in the top of front rod 67 via support shaft 65 in a manner of rotating freely, and preceding four sections connecting rod 50 is upper 51 rear portion of connecting rod is also supported in the top of front rod 67 in a manner of rotating freely.In addition, one end (this implementation of hydraulic cylinder 70 It is bar front end in mode) link via support shaft 68 with the front upper part of upper connecting rod 61.The swing limiting unit of four section connecting rods 60 afterwards 71 are disposed in the front end of the hydraulic cylinder 70, and the other end of the hydraulic cylinder 70, which is pivotally supported on, to be extracted under portion's installation frame 31 Portion.In the present embodiment, limiting unit 71 is swung in bar front end, and long hole is formed in the mode parallel with telescopic direction, it is described Support shaft 68 runs through the long hole, and free to slide in long hole.In this way, rear four sections connecting rod 60 that is, as dividing standing grain device Haulm divider 2 can freely swing up and down in as the long hole for swinging limiting unit 71.
In this way, going up and down haulm divider 2 significantly and keeping hydraulic cylinder 70 flexible as shown in Fig. 6 (a).Separately Outside, as Fig. 6 (b) to Fig. 6 (c), freely swing in the range of being limited by swing limiting unit 71.
As shown in Figure 4, Figure 5, the front of the master connecting-rod 61a is formed as approximate triangular shape, the master connecting-rod in left and right The rear portion of 61a, 61a, opening are formed with: for for bushed bearing 69 be inserted into and to it be fixed bearing support holes 61a1, 61a1, support shaft 63 are inserted in the bushed bearing 69, and the two sides connection of the support shaft 63, which is supported on, extracts portion's installation frame 31.? The front-rear direction middle part of master connecting-rod 61a, opening are formed with: for fixation hole connecting rod 61c insertion and it is fixed 61a2 is formed in front upper part opening: the support holes supported for the insertion of support shaft 68 linked with hydraulic cylinder 70 to it 61a3.In the front lower portion of master connecting-rod 61a, 61a of left and right, opening is formed with: being inserted into for bushed bearing 73 and it is fixed Support holes 61a4,61a4, support shaft 65 are inserted in the bushed bearing 73, and the rear portion of upper connecting rod 51 is supported in the two of support shaft 65 Side.It in the lower part in front of master connecting-rod 61a, is formed with: the swing limiting unit 72 of preceding four sections connecting rod 50.
It swings limiting unit 72 and is formed with recess portion in the front of the upper connecting rod 61 of rear four sections connecting rod 60, in this recess, with energy The mode enough swung is configured with: the connecting rod 55 being fixed in the upper connecting rod 51 of aftermentioned preceding four sections connecting rod 50, also, recessed at this In the range of portion, preceding four sections connecting rod 50 freely swings in the up-down direction.But it is also possible to change instead of recess portion and be set as long hole. By swing limiting unit 72 limited when before four section connecting rods 50 lowest positions that is, haulm divider 2 drop to minimum shape The angle of upper connecting rod 51 and lower link 52 under state is set to: the inclination that the front is high and the back is low, if being applied with load from front, Upper connecting rod 51 and lower link 52 then rotate upwards, so as to discharge shock loading.In this way, as Fig. 6 (a) to Fig. 6 (b) that Sample freely swings in the range of being limited by swing limiting unit 72.
The rear portion of the lower link 62 is pivotally supported on the portion's of extracting peace by support shaft 64 in a freely rotating manner Frame up the lower part of frame 31, and the front of the lower link 62 is supported in front rod support shaft 66 in a manner of rotating freely 67 lower part, and the lower link 62 is supported to energy by the rear support axis 66 of the lower link 52 of preceding four sections connecting rod 50 Enough rotate freely.Although in addition, lower link 62 is formed as with upper connecting rod 61 substantially by master connecting-rod and this two, connecting rod of reinforcement Identical structure, but can also be made of a connecting rod.
Moreover, upper connecting rod 61 and the length of lower link 62 are set as identical length, between support shaft 63 and support shaft 64 Interval and support shaft 65 and support shaft 66 between interval be set as identical length, thus constitute parallel rod.But Also it may be constructed are as follows: the interval between support shaft 65 and support shaft 66 is shorter than the interval between support shaft 63 and support shaft 64, by This is formed as trapezoidal link mechanism, to limit range.
In this way, rear four sections connecting rod 60 constitutes parallel rod by upper connecting rod 61 and lower link 62, the rear four sections connecting rod 60 It is able to carry out lifting and keeping hydraulic cylinder 70 flexible, and can freely carry out the upper bottom in the range of swinging limiting unit 71 It is dynamic.
Preceding four sections connecting rod 50 has: upper connecting rod 51, lower link 52, support shaft 53,54, front rod 67, divide standing grain frame 2a with And support shaft 65,66 etc..Front rod 67 and support shaft 65,66 are shared between preceding four sections connecting rod 50 and rear four sections connecting rod 60.
Upper connecting rod 51 includes: linkage component 51a, 51a of left and right and links up the linkage component 51a, 51a Connecting rod 55.The rear portion of upper connecting rod 51 is supported in front rod 67 via support shaft 65 in a manner of freely swinging up and down The front on top, upper connecting rod 51 is pivotally supported on a point standing grain frame 2a via support shaft 53 in a manner of freely swinging up and down Top.Connecting rod 55 is configured in a swingable manner in the recess portion for swinging limiting unit 72, so that preceding four section connects The range that can be swung up and down of bar 50 is restricted.In addition, the connecting rod 55 of lower link 52 can also with before front rod 67 Surface abuts, thus the rising boundary of the preceding four sections connecting rod 50 of limitation.
Lower link 52 includes: linkage component 52a, 52a and connecting rod 55 of left and right, is formed as and the upper connecting rod 51 Identical structure can be realized cost reductionization as universal component.In this way, preceding four sections connecting rod 50 is by upper connecting rod 51 under Connecting rod 52 and constitute parallel rod, can make within the limits prescribed the haulm divider 2 as raising apparatus, as divide standing grain portion point Standing grain part 40 freely swings up and down.But preceding four sections connecting rod 50 can also be formed as four trapezoidal section connecting rods.
In this way, about preceding four sections connecting rod 50 and rear four sections connecting rod 60, make the lower end in score standing grain portion declining haulm divider 2 In the state of contacting to earth, because of self weight, limiting unit 71 is being swung, support shaft 68 will be made to be located at demotion under the amplitude peak of long hole It sets, and is swinging limiting unit 72, support shaft 63 will be made to be located at the amplitude peak down position of recess portion, preceding four sections connecting rod, 50 He Four section connecting rods 60 are freely carried out within the scope of the limitation for swinging limiting unit 71,72 in a manner of the bumps that can follow ground afterwards It swings.Furthermore, it is possible to constitute are as follows: when carrying out operation in the case where haulm divider 2 slightly courbette, counterweight is installed In dividing standing grain portion or being installed to force application parts such as springs, thus press downwards.
As described above, sugar-cane cutting machine 1 has: as extract the bottom cutter 3 of device, as to by bottom cutter 3 Extract the preceding conveying device 4 and rear conveying device 5 and conduct of the conveying device that the stalk got off is conveyed in a lying position The shredding mechanism 6 of the processing unit for the stalk come is conveyed to cut through conveying device with predetermined size, wherein as propping up The haulm divider 2 of device is configured in the front of organism frame 30 in a manner of it can go up and down via lifting linking member mechanism 12, should Lifting linking member mechanism 12 is made of preceding four sections connecting rod 50 and rear four sections connecting rod 60, passes through the hydraulic cylinder 70 as lift drive mechanism And four section connecting rods 60 are gone up and down after making, preceding four sections connecting rod 50 is mounted to: in the predetermined angular limited by swing limiting unit 72 It is able to carry out and is freely lifted relative to rear four sections connecting rod 60, it is therefore, compared with the past, former and later two four section connecting rods can be utilized 50,60 expand range, when entering field, when leaving field, to truck loading, unload from truck when or field in There are when biggish protrusion etc., can prevent: the haulm divider 2 as raising apparatus is because be configured at front end divides standing grain part 40 prominent Enter out ground, loading platform and lead to damaged situation.In addition, can make preceding four sections connecting rod 50 and rear four sections connecting rod 60 respectively into Row lifting, so as to change the height of raising apparatus up and down.
In addition, the preceding four sections connecting rod 50 can be made to freely swing in predetermined angular using limiting unit 72 is swung, institute Rear four sections connecting rod 60 is stated to include based on swinging limiting unit 71 and the determined range and based on elevating mechanism of freely swinging The flexible and determined hunting range of hydraulic cylinder 70, therefore, in the biggish situation of projection amount, preceding four sections connecting rod 50 and rear four Rotation above the twocouese of connecting rod 60 is saved, even if in face of higher barrier etc., it also can be than being kept away more with flying colors in the past Work is started, so as to expand the range that will not be interfered.
In addition, ought in the case that load rearward is input to the haulm divider 2 as the raising apparatus, described preceding four Section connecting rod 50 freely swings on the direction that haulm divider 2 rises, and therefore, if haulm divider 2 encounters the protrusion in field, presses According to the sequence of Fig. 6 (a) to Fig. 6 (b), Fig. 6 (c), freely swing in swing limiting unit 72,71, so that haulm divider 2 Rise, is not in protrude into protrusion but avoid upwards, so as to prevent the breakage of raising apparatus.
Moreover, from the lower part of the haulm divider 2 that is, from the lower end for dividing standing grain frame 2a, it has been provided projectingly point towards front Standing grain part 40.As shown in Figure 7, Figure 8, divide standing grain part 40 include: be installed on it is described divide the fixation of the lower end of standing grain frame 2a divide standing grain portion 41, with And it is installed on the fixation and the movable of front in standing grain portion 41 is divided to divide standing grain portion 42.
The fixed rear portion of the bottom plate 41a of triangular shape when being formed as overlooking for dividing standing grain portion 41 is fixedly set in a point standing grain frame The lower end of frame 2a is formed in the front of bottom plate 41a: the low early and high after and rearward extending transversely guide surface of semi-conical 41b, installation groove portion 41c are formed in the left and right directions central anterior of guide surface 41b in the longitudinal direction.By two boards in left and right The spaced up specified interval in side and be fixedly installed on bottom plate 41a, to form above-mentioned installation groove portion 41c.Movably divide standing grain portion 42 with The mode that can be rotated up and down is installed in installation groove portion 41c.
The movably plate triangular in shape when dividing standing grain portion 42 by side view is constituted, upper surface shape in such a way that rear gradually rises At thering is inclined surface 42c, inclined surface 42c to be formed are as follows: divide the top of installation groove portion 41c in standing grain portion 41 corresponding shape with fixed, It is formed with support holes 42a in the upper opening for the front-rear direction middle part for movably dividing standing grain portion 42, rotary shaft 43 is inserted in the bearing Hole 42a and the plate for installing groove portion 41c will divide the bearing of standing grain portion 42 movably to rotate freely.Support holes 42a is formed are as follows: side view When extended in the up-down direction in subtriangular and front, shaking is generated in the state of being supported in rotary shaft 43.Pass through Positioning element 44 will movably divide the rear portion in standing grain portion 42 to divide standing grain portion 41 to link with fixation.Positioning element 44 is constituted are as follows: if relative to Movably divides standing grain portion 42 and then opened wide from the load that front direction rear is applied with setting value or more.
In the present embodiment, positioning element 44 is constituted are as follows: and fixation hole 42b is in opening at the rear portion for movably dividing standing grain portion 42, Shearing bolt is inserted in the fixed fixation hole and the fixation hole 42b for dividing standing grain portion 41 in opening.In this way, if setting value with On load be applied in from front and movably divide standing grain portion 42, then shear bolt fracture and standing grain portion 42 movably divided to be rotated freely. It in addition, positioning element 44 is not limited to shearing bolt, may be also constructed to: dividing standing grain portion 41 in fixation or movably divide standing grain portion 42 Either side be formed with the protrusion of flute profile etc., the recess portion chimeric with the flute profile is formed in another party, using force application part, The two exerts a force on chimeric direction, if being applied with the load of setting value or more, the protrusion and the chimeric of recess portion are released from.
In this configuration, if load more than setting value is applied in from front is movably divided standing grain portion 42, spiral shell is sheared Bolt fracture, as shown in fig. 7, movably standing grain portion 42 is divided rearward to move.In this state, movably to divide standing grain using rotary shaft 43 Portion 42 is rotated freely.Next, the front end in standing grain portion 42 is movably divided to be located at the position than rotary shaft 43 also on the lower, therefore, Using the load, standing grain portion 42 is movably divided to be rotated centered on rotary shaft 43 in low early and high after mode, and by movably dividing 42 bottom edge of standing grain portion abuts with the front lower portion 41d of installation groove portion 41c and is stopped.In this state, movably divide the front upper part in standing grain portion 42 Inclined surface 42c be formed as the inclined-plane that the front is high and the back is low.Therefore, when dividing the barriers such as standing grain part 40 and protrusion to abut, movably divide standing grain Portion 42 is rotated, and is inclined by the face 42c inclination that the front is high and the back is low and is guided, thus as the haulm divider of raising apparatus 2 into Row rises, so as to prevent: dividing standing grain part 40 to protrude into protrusion and leads to the situation of body breakage.
As above, sugar-cane cutting machine 1 has: extracting device, extracts the stalk got off in a lying position to by extracting device The conveying device 4,5 that is conveyed and the stalk come is conveyed to cut through conveying device 4,5 as with predetermined size Processing unit shredding mechanism 6, wherein the haulm divider 2 as raising apparatus is configured at organism frame in a manner of it can go up and down 30 front, the front end for dividing standing grain part 40 to be arranged at haulm divider 2 with guide surface low before rear height, before this divides standing grain part 40 to include Side movably divides standing grain portion 42 and fixation to divide standing grain portion 41, movably divides standing grain portion 42 to be formed are as follows: centered on rotary shaft 43 and with front end The mode of decline rotates, and therefore, if load is applied to point 40 front end of standing grain part, standing grain portion 42 is movably divided to rotate downwards, thus It can be avoided biggish load and be applied to haulm divider 2.
It is described movably divide standing grain portion 42 with until being applied the load of setting value or more by positioning element 44 and The mode not rotated is fixed in fixation and divides standing grain portion 41, therefore, in usual operation, standing grain portion 42 and fixation is movably divided to divide standing grain portion 41 A point standing grain can integrally be carried out to guide.
In addition, it is described movably divide standing grain portion 42 be linked to using rotary shaft 43 and positioning element 44 fixation divide standing grain portion 41, If being applied with the load of setting value or more, positioning element 44 is formed as opening-wide state, therefore, positioning element 44 relative to Barrier collision abnormal load and open wide, movably divide standing grain portion 42 that can be rotated centered on rotary shaft 43, so as to It is enough to weaken impact.
It is described that standing grain portion 42 is movably divided to have in lower part after rotation in the inclined surface 42c that the front is high and the back is low, therefore, with barrier When object being hindered to collide, standing grain portion 42 is movably divided to be rotated, and cleared the jumps by inclined surface 42c, so as to prevent: dividing standing grain 40 barriers to entry object of part and lead to damaged situation.
Utilization possibility in industry
The present invention can be used as the harvester gathered in sugarcane.
The explanation of symbol
1 sugar-cane cutting machine
2 haulm dividers
3 bottom cutters
Conveying device before 4
Conveying device after 5
6 shredding mechanisms
12 lifting linking member mechanisms
30 organism frames
Four section connecting rod before 50
Four section connecting rod after 60
70 hydraulic cylinders
71,72 limiting unit is swung

Claims (3)

1. a kind of harvester, has: extracting device;Conveying device extracts the stalk got off to by extracting device with cross Prone position gesture is conveyed;And processing unit, the stalk come is conveyed to cut through conveying device with predetermined size, it is described Harvester is characterized in that,
Raising apparatus is configured in organism frame front via lifting linking member mechanism in a manner of it can go up and down,
The lifting linking member mechanism is made of preceding four sections connecting rod and rear four sections connecting rod,
Four section connecting rods are gone up and down by lift drive mechanism afterwards,
Preceding four sections connecting rod is installed into: being able to carry out and is freely lifted relative to rear four sections connecting rod in predetermined angular.
2. harvester according to claim 1, which is characterized in that
The preceding four sections connecting rod can freely swing in predetermined angular,
Four section connecting rods include freely swing range and the hunting range of determination based on elevating mechanism after described.
3. harvester according to claim 1 or 2, which is characterized in that
In the case where the load towards rear is input to the raising apparatus, the preceding four sections connecting rod rises in raising apparatus Direction on freely swing.
CN201780053145.XA 2016-11-16 2017-11-14 Harvester Active CN109922654B (en)

Applications Claiming Priority (3)

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JP2016-223576 2016-11-16
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CN110583226A (en) * 2019-10-14 2019-12-20 中联重机股份有限公司 Sugarcane lifter and crop harvester using same
CN114365622A (en) * 2021-12-21 2022-04-19 广西壮族自治区农业科学院 Harvester suitable for lodging sugarcane

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CN114365622A (en) * 2021-12-21 2022-04-19 广西壮族自治区农业科学院 Harvester suitable for lodging sugarcane
CN114365622B (en) * 2021-12-21 2022-12-13 广西壮族自治区农业科学院 Harvester suitable for lodging sugarcane

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