CN106455487A - Mowing cutter drive - Google Patents

Mowing cutter drive Download PDF

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Publication number
CN106455487A
CN106455487A CN201580026831.9A CN201580026831A CN106455487A CN 106455487 A CN106455487 A CN 106455487A CN 201580026831 A CN201580026831 A CN 201580026831A CN 106455487 A CN106455487 A CN 106455487A
Authority
CN
China
Prior art keywords
cutter
harvesting
supporting arm
traveling machine
arm
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.)
Pending
Application number
CN201580026831.9A
Other languages
Chinese (zh)
Inventor
佐藤孝康
吉武雄郎
吉武雄一郎
大家辉光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
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
Priority to JP2014-110478 priority Critical
Priority to JP2014110476A priority patent/JP6211992B2/en
Priority to JP2014-110477 priority
Priority to JP2014110477A priority patent/JP6211993B2/en
Priority to JP2014-110476 priority
Priority to JP2014110478A priority patent/JP2015223133A/en
Application filed by Yanmar Co Ltd filed Critical Yanmar Co Ltd
Priority to PCT/JP2015/055588 priority patent/WO2015182195A1/en
Publication of CN106455487A publication Critical patent/CN106455487A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D34/00Mowers; Mowing apparatus of harvesters
    • A01D34/01Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/02Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters
    • A01D34/24Lifting devices for the cutter-bar
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D41/00Combines, i.e. harvesters or mowers combined with threshing devices
    • A01D41/02Self-propelled combines
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D67/00Undercarriages or frames specially adapted for harvesters or mowers; Mechanisms for adjusting the frame; Platforms

Abstract

Provided is a combine configured so that, when a secondary harvesting blade device is subjected to pressing force acting from the front side, the secondary harvesting blade device can retract rearward and the retraction movement of the secondary harvesting blade device can be cushioned by a cushioning means, thereby preventing the secondary harvesting blade device from being damaged. The base ends of a left and right pair of support arms extending forward and downward are rotatably supported on the machine body frame of a traveling machine body through arm support shafts having axes directed in the left-right direction. A secondary harvesting blade device is mounted across and between the front ends of the support arms. The secondary harvesting blade device is supported by a harvesting section through a connection/release mechanism, is held at a predetermined ground height, and is adapted so that the secondary harvesting blade device can retract rearward when subjected to pressing force acting from the front side. A cushioning means for cushioning the rearward retraction movement of each of the support arm is disposed behind the support arm.

Description

United reaper
Technical field
The present invention relates to united reaper, specifically, relate to the use of the secondary cutter dress that buffer gear buffering can avoid The united reaper of the avoidance action put.
Background technology
At present, there is the mode disclosed in patent documentation 1 in a mode as united reaper.That is, in patent documentation 1 In disclose a kind of united reaper, its traveling machine body be provided with including harvesting crops (young crops) fringe portion main cutter The harvesting portion of device, on the other hand, is provided with to fringe portion by the straw of the harvested crops of main cutter device in traveling machine body The secondary cutter device that stalk is gathered in.And, this united reaper transverse strands on the body frame of traveling machine body are provided with axis Towards the arm fulcrum of left and right directions, in right and left end and the middle part of arm fulcrum, difference pivot suspension forward downward extends The base end part of three supporting arms, sets up secondary cutter device between the leading section of this three supporting arms, from body frame to front lower Force application mechanism is configured to the standing shape of forward upward by the projecting undertaking body in side to the behind of the arm fulcrum of middle part, leads to Cross the arm fulcrum via middle part for this force application mechanism secondary cutter device is ramped up side carry out elastic force-applying, thus by secondary cutting Knife system is elastically supported in the terrain clearance of regulation.
Prior art literature
Patent documentation
Patent documentation 1:(Japanese) JP 2010-227019
Content of the invention
Invention technical task to be solved
But, although above-mentioned force application mechanism is so that secondary cutter device is fully avoided downwards, can not Make the structure that secondary cutter device rearward fully avoids, be therefore subject to big pushing force in secondary cutter device from front When, secondary cutter device is possible to damaged.
Then, it is an object of the invention to, a kind of united reaper is provided, is pushed from front in secondary cutter device During power, secondary cutter device can be made rearward to avoid, and the avoidance of secondary cutter device can be buffered using buffer gear Action, is prevented from secondary cutter device damaged etc..
For solving the technical scheme of technical task
The invention of first aspect provides a kind of united reaper,
It is provided with the harvesting portion of the main cutter device of the fringe portion including harvesting crops in traveling machine body,
And be provided with traveling machine body fringe portion gathered in by the straw of the harvested crops of main cutter device Secondary cutter device, this united reaper is characterised by:
In the body frame of traveling machine body, carry out the extension of pivot suspension forward downward via axis towards the arm fulcrum of left and right directions Pair of right and left supporting arm base end part, set up secondary cutter device between the leading section of two supporting arms,
Secondary cutter device is supported on harvesting portion via link/cancel system, is maintained at the terrain clearance of regulation, and Can rearward avoid when being subject to pushing force from front,
It is configured with the buffer gear that the rearward avoidance action of each supporting arm is entered with row buffering in the behind of each supporting arm.
In the invention of first aspect, when secondary cutter device is subject to pushing force from front, secondary cutter dress can be made Put and rearward avoid, and the avoidance action of secondary cutter device can be buffered using buffer gear, therefore, it is possible to prevent pair from cutting Cutter device damage etc..
The invention of second aspect is characterised by, in the invention of first aspect,
Buffer gear includes:Contractably it is installed on the spring housing of body frame in the longitudinal direction;With in fore-and-aft direction On be compressiblly accommodated in compression spring in spring housing,
Spring housing from supporting arm to behind projecting have contact piece,
When supporting arm rearward carries out avoidance action, via contractile spring housing in the longitudinal direction to compression bullet Spring is compressed and buffers the avoidance action of supporting arm.
In the invention of second aspect, compression spring is accommodated in spring housing, therefore, it is possible to prevent grass cuttings etc. to be clipped in In compression spring, and the cushioning effect of compression spring can be kept well.Thus, from this point alternatively secondary cutter The avoidance action of device is buffered mechanism and reliably buffers, and is prevented from damage of secondary cutter device etc..
The invention of the third aspect is characterised by, in the invention of second aspect,
The prominent amplitude that contact piece rearward projects from supporting arm can be finely tuned.
In the invention of the third aspect, the prominent amplitude of contact piece can be finely adjusted, therefore, it is possible to via contact piece Suitably adjust supporting arm and secondary cutter device is buffered the opportunity of mechanism's buffering.
The invention of fourth aspect is characterised by, in the invention of first aspect
It is skewed along the inclined plane of ridge that the supporting arm of side is formed as its front end sidepiece.
In the invention of fourth aspect, when carrying out harvesting, it is located at the ridge in farmland by making the supporting arm of side Side, can make the running part of traveling machine body carry out harvesting walking close to ridge.Now, positioned at the side of the ridge side in farmland The front end sidepiece of supporting arm is formed along the skewed of the inclined plane of ridge, therefore, it is possible to prevent the front end sidepiece of supporting arm with The inclined plane of ridge collides and makes field destroy such unfavorable condition and occur, and it can be avoided that front end to supporting arm The straw of sidepiece is detained or stress concentration.
The invention of the 5th aspect is characterised by, in the invention of fourth aspect,
The supporting arm forward downward of side extends, and its front end sidepiece is close from the running part front end with traveling machine body The inside side-lower in position extends, and the side overhang bracket of secondary cutter device being linked to its front end sidepiece is in the row of traveling machine body Walk the dead ahead position of portion's outboard end.
In the invention of the 5th aspect, the side of the secondary cutter device of the front end sidepiece of the supporting arm of side will be linked to The dead ahead position of the running part outboard end in traveling machine body for the overhang bracket, even if therefore make outside the running part of traveling machine body End carries out gathering in during walking it is also possible to prevent the side end of secondary cutter device from making field destruction such not close to ridge Good situation occurs.
The invention of the 6th aspect is characterised by, in the 4th or the 5th invention,
Main cutter device and secondary cutter device are formed extended at both sides respectively in the lateral direction,
Secondary cutter device is configured to the inner side that side end around is located at the right and left end of main cutter device, and Left and right one side end linking compared to the supporting arm with the side of the ridge side positioned at farmland, left and right end side is significantly It is configured at interior side.
In the invention of the 6th aspect, secondary cutter device is configured to side end around and is located at main cutter device The inner side of right and left end, and, (become and cut compared to what the supporting arm with the side of the ridge side positioned at farmland linked Side) about a side end, left and right end side significantly configures in interior side, therefore, it is possible to prevent (will to become non-cutting side) The left and right end side of non-cutting side cuts crops when body turns round, and the fringe portion of the crops gathered in is not to be conveyed To traveling machine body but remain in farmland such unfavorable condition and occur.As a result, harvesting efficiency can be improved.
The invention of the 7th aspect is characterised by, in the invention of first aspect,
The main cutter device of the fringe portion including harvesting crops is installed in the way of can swinging up and down in traveling machine body Harvesting portion,
It is provided with to fringe portion by main cutter in the way of can swinging up and down via pair of right and left supporting arm in traveling machine body The secondary cutter device that the straw of the harvested crops of device is gathered in,
It is provided between harvesting portion and secondary cutter device and harvesting portion and secondary cutter device are switched to connecting state Link/cancel system with non-link state.
In the invention of the 7th aspect, when on the way walking or when crossing ridge, make harvesting portion via link/cancel system Become connecting state with secondary cutter device, so that harvesting portion is increased in this condition, thus enable that secondary cutter device also Rise to required height body.Therefore, it is possible to prevent from rising configuration on the secondary cutter device of required height and road The collision such as jut such that it is able to avoid it to be damaged.In addition, when carrying out harvesting in farmland, by via even Knot/cancel system makes harvesting portion and secondary cutter device become non-link state, even if suitably making the lifting of harvesting portion and changing The cutting-height of main cutter device is it is also possible to make secondary cutter device be maintained at certain terrain clearance.
Invention effect
According to the present invention, when secondary cutter device is subject to pushing force from front, secondary cutter device can be made rearward Avoid, and the avoidance action of secondary cutter device can be buffered using buffer gear, be prevented from secondary cutter device and damaged Bad etc..
Brief description
Fig. 1 is the left surface figure of the united reaper representing present embodiment.
Fig. 2 is the right hand view of the united reaper representing present embodiment.
Fig. 3 is the axonometric chart of the secondary cutter device observed obliquely from the front.
Fig. 4 is the front elevation of secondary cutter device.
Fig. 5 is the plane graph of secondary cutter device.
Fig. 6 is the left surface figure of secondary cutter device.
Fig. 7 is the right hand view of secondary cutter device.
Fig. 8 is the perspective illustration of the handover operation bar of link/cancel system.
Fig. 9 is the link/releasing body of link/cancel system and the perspective illustration of sagging supporting mass.
Figure 10 is the link/releasing body of link/cancel system and the plane explanatory diagram of sagging supporting mass.
Figure 11 is the link/releasing body of link/cancel system and the back side explanatory diagram of sagging supporting mass.
Figure 12 is the link/releasing body of link/cancel system and the left surface explanatory diagram of sagging supporting mass.
Figure 13 is the exploded perspective explanatory diagram of buffer gear.
Figure 14 is the cross-sectional left face figure of buffer gear.
Figure 15 is the concept map of the drive mechanism of united reaper.
Specific embodiment
Hereinafter, referring to the drawings embodiments of the present invention are illustrated.A shown in Fig. 1 and Fig. 2 combines receipts for plain edition Cutting mill (hereinafter referred to as " united reaper ").
[overall description of the outline of united reaper]
United reaper A, in the leading section of the traveling machine body 1 that can certainly walk, is liftably provided with harvesting portion 2.Harvesting portion 2 Including:Gather in the main cutter device 3 of front side portion from the middle part of the cereal straw of crops;Cut using master from root harvesting Cutter device 3 gathered in front side portion after the straw of crops secondary cutter device 4.
As depicted in figs. 1 and 2, traveling machine body 1 is provided with body frame 11 in pair of right and left running part 10,10 structure of an essay.In body Left side on frame 11, levels be configured with the front side portion to the cereal straw gathered in carry out threshing threshing portion 12, The division 13 that grain after threshing is classified, their rear rearward offer by grass cuttings etc. to machine outside i.e. farmland The dust discharge oral area 14 discharged.In addition, the right side on body frame 11, it is configured with the operating portion carrying out running operation in front portion 15, it is configured with the grain reservoir 16 that storage is classified the sorted grain in portion 13 (clear grain) in its rear, in rearmost part setting There is the grain output section 17 that the grain being stored in grain reservoir 16 is exported to outside machine.In the lower section at the rear portion in operating portion 15, It is configured with as becoming electromotor 18 in prime mover portion of power source etc..
Harvesting portion 2 includes:Axis is towards the feeding chamber 20 of the tetragonal tubular of fore-and-aft direction;Connect with the front end of feeding chamber 20 The grain harvest platform 21 of the hopper shape of growing crosswise of logical setting;The master being configured at the hairclipper shape of the front lower end edge portion of grain harvest platform 21 cuts Cutter device 3;Forwards extend the pair of right and left point cursive script 22,22 of formation from the front left right side of grain harvest platform 21;Configuration Winder (raking reel) 23 in the front upper place of grain harvest platform 21.
Via axis, towards the harvesting input shaft described later 65 of left and right directions, (feeding chamber transmits the rearward end of feeding chamber 20 Axle) it is supported on a pivot on the front portion in threshing portion 12.Between the lower surface portion of feeding chamber 20 and the leading section of body frame 11, it is provided with Lifting cylinder 24.Harvesting portion 2 carries out expanding-contracting action by making lifting hydraulic cylinder 24 (with reference to Fig. 3), can be to gather in input shaft 65 is that lifting fulcrum is lifted.
In addition, harvesting portion 2 includes secondary cutter device 4.Secondary cutter device 4 is the same with main cutter device 3 to be configured to Hairclipper shape, forward downward is arranged on the leading section of body frame 11 with hanging down, and is configured at the rear of main cutter device 3.In feeding It is configured with supply delivery section 25 in room 20.In grain harvest platform 21, to dial standing grain spiral 26 (header auger) around left and right Rotatably standing grain spiral 26 dialled by pedestal to the axis in direction.Winder 23 with the axis around left and right directions rotatably by Pedestal, the fringe portion rotation to the cereal straw of crops continuously carries out dialling standing grain effect to group standing grain spiral 26 side on one side.On The operating member of each several part stated is configured to, and interlocks with electromotor 18 via each interlinked mechanism described later and links, and carries out suitable moving Make.
In farmland, the united reaper A that so constitutes make harvesting portion 2 rise to required terrain clearance (crops The harvested position of cereal straw), so that traveling machine body 1 is walked in this condition.So, by the cereal straw of crops by a point grass Body 22,22 carries out a point grass, hugs the fringe portion of the cereal straw after dialling point grass using winder 23, while using main cutter dress Put 3 and gather in front side portion from the middle part of cereal straw.The front side of the cereal straw gathered in required harvested position Portion, is hugged by group standing grain spiral 26 and is allocated in grain harvest platform 21, and passes through to be supplied in feeding chamber 20 using supply delivery section 25 To threshing portion 12.It is supplied to the front side portion of the cereal straw in threshing portion 12, threshing process is carried out by threshing portion 12, in threshing Grain after portion 12 is processed by threshing carries out classification process by division 13.Grain after division 13 is classified process is (clear Grain) it is stored in grain reservoir 16.The grain being stored in grain reservoir 16 is suitably exported to outside machine by grain output section 17. Grass cuttings after having carried out separating treatment in threshing portion 12 with grain etc., are that farmland is discharged from dust discharge oral area 14 is to machine.In addition, Front side portion is cut from root by secondary cutter device 4 by harvested straw, is retained in farmland.
[explanation of the characteristic structural of secondary cutter device]
In united reaper A configured as described above, present embodiment is that the structure of the secondary cutter device 4 of supporting has The embodiment of feature, below, with reference to the knot to the structure of secondary cutter device 4 and the secondary cutter device 4 of supporting for Fig. 3~Fig. 5 Structure illustrates.
That is, as shown in Fig. 3~Fig. 5, secondary cutter device 4 forwards extends formation in the body frame 11 from traveling machine body 1 The leading section of pair of right and left supporting arm 29,30 between, set up have the fixing side cutting blade body 31 extending in the lateral direction.Solid Determine on side cutting blade body 31, overlap the movable side cutting blade body 32 extending in the lateral direction, this movable side cutting blade Body 32 can reciprocatingly slide in the lateral direction.It is being arranged at the electromotor 18 of traveling machine body 1, via cutting cutter hub slide mechanism 33 even Link a sidepiece (being left side in present embodiment) of movable side cutting blade body 32 dynamicly.
In the leading section (front end) of the supporting arm 29 of a side (being left side side in present embodiment), it is provided with supporting and cuts The supporting mass 34 of the middle part of cutter bod slide mechanism 33.It is configured with cutting cutter hub skate machine in the dead ahead position of supporting mass 34 The terminal part of structure 33, and make its reciprocally action in the lateral direction.In the terminal part of cutting cutter hub slide mechanism 33, it is provided with For by the straw after cutting (hereinafter also referred to " cane ".) along traveling machine body 1 left and right directions either direction (this embodiment party It is to become the right side side of interior side in formula) the cane lateral transfer body 35 sent.
The terminal part of cutting cutter hub slide mechanism 33 becomes axis towards the bar-shaped gearing union body (push-and-pull of left and right directions Bar) 36.Interlock the middle part of union body 36 by blade of a sword shape (flange shape) prominent in the way of be provided with and be formed as discoid cane Lateral transfer body 35.The left and right side of cane lateral transfer body 35 becomes flat acting surface 35a, 35a.Cane lateral transfer body 35 with the gearing union body 36 carrying out reciprocating action (push pull maneuver) in the lateral direction be integrally formed past in the lateral direction Multiple movement.When side is mobile to the left and right for cane lateral transfer body 35, its flat acting surface 35a, 35a are to being trapped in supporting mass Cane before 34 etc. or have cane of probability of delay etc. comprehensively to carry out pushing effect, by cane etc. to the left and right Side transfers.Thereby, it is possible to reliably eliminate the situation that cane etc. is detained before supporting mass 34.That is, after being prevented from cutting Cane interlocking the situation that the gap between union body 36 and supporting mass 34 is detained.
(explanation of the supporting arm on right side)
As shown in Fig. 3~Fig. 7 and Figure 13, in the left and right sides of the body frame 11 of traveling machine body 1, it is provided with axis towards a left side The bearing body 39,39 of the ring-type of right direction.In each bearing body 39,39, axis is propped up towards the arm of the cylindrical shape of left and right directions The inner side half portion of axle 38,38 is rotatably to embed and pivot suspension around its axis.From the outside of each arm fulcrum 38,38 half The side face forward downward in portion extends and forms pair of right and left supporting arm 29,30, makes two supporting arms 29,30 can via bearing body 39,39 Swing up and down.Between the leading section of two supporting arms 29,30, setting up has secondary cutter device 4.Side (is right in present embodiment Side) supporting arm 30 as shown in figure 4, its front end sidepiece 30b is formed along the skewed of inclined plane Zn of ridge Z, be located at The ridge Z side of farmland G.
That is, the cardinal extremity sidepiece 30a of the tetragonal tubulose that the supporting arm 30 on right side is extended by forward downward and front end sidepiece 30b Formed.Cardinal extremity sidepiece 30a in the longitudinal direction straight-line extension and formed.Front end sidepiece 30b is from the row with the right side of traveling machine body 1 Extend and formed with walking the front end close proximity inside side-lower bending in portion 10.The secondary cutting linking with front end sidepiece 30b One side end (being right-hand end in present embodiment) of knife system 4, is just being supported in the outboard end of running part 10 on right side Anterior position.Front end sidepiece 30b will be integrally formed for the front end 30e of the cardinal extremity 30c of arc-shaped, the main leaf 30d of straight line and arc-shaped. In the state of being configured at cutting position, main leaf 30d is configured to the inclination of inclined plane Zn along ridge Z to secondary cutter device 4 Shape.The front end sidepiece 30b so being formed, it can be avoided that straw is detained being configured to skewed front end sidepiece 30b, and, energy Enough avoid connecting the cardinal extremity 30c of arc-shaped of base end side portion 30a and main leaf 30d or connect main leaf 30d and secondary cutter device 4 The arc-shaped of right-hand end front end 30e produce stress concentration.In addition, the supporting arm 29 in left side is formed as forward downward extending Tetragon tubulose and be formed as linear.
As shown in figure 5, main cutter device 3 and secondary cutter device 4 extend respectively in the lateral direction being formed.Secondary cutting Knife system 4 is formed as less than main cutter device 3 width, is configured to make side end 4a, 4b around be located at main cutter device 3 Right and left end 3a, 3b inner side, and, link compared to the supporting arm 30 on the right side of the ridge Z side positioned at farmland G Left and right one side end (being right-hand end 4b in present embodiment), left and right end side (is left-hand end in present embodiment Portion 4a) significantly inwardly side configures.That is, left end 4a of left end 3a of main cutter device 3 and secondary cutter device 4 The interval D 1 of left and right directions be formed larger than the right side of right-hand end 3b than main cutter device 3 and secondary cutter device 4 The interval D 2 of the left and right directions of end 4b.
When carrying out harvesting with the supporting arm 30 on such right side being formed, it is located at agriculture by making the supporting arm 30 on right side The ridge Z side of field G, can make the running part 10 of traveling machine body 1 carry out harvesting walking close to ridge Z.Now, positioned at farmland G The supporting arm 30 on the right side of ridge Z side the main leaf 30d of its front end sidepiece 30b is formed along inclined plane Zn of ridge Z Skewed, inclined plane Zn therefore, it is possible to prevent the main leaf 30d and ridge Z of the front end sidepiece 30b of supporting arm 30 is collided and is made field The unfavorable condition of ridge Z breakage etc. occurs, further, it is possible to avoid the straw of the front end sidepiece 30b to supporting arm 29 to be detained or stress Concentrate.
Right-hand end 4b of the secondary cutter device 4 linking with the front end sidepiece of the supporting arm 30 on right side, is supported on walking The dead ahead position of the outboard end of running part 10 on the right side of body 1.Therefore, even if the walking on the right side making traveling machine body 1 The outboard end in portion 10 is carried out during harvesting walking it is also possible to prevent right-hand end 4b of secondary cutter device 4 from making field close to ridge Z The unfavorable condition of ridge Z breakage etc. occurs.
And, secondary cutter device 4 is configured to the left and right side that side end 4a, 4b around is located at main cutter device 3 The inner side of portion 3a, 3b, and, link compared to the supporting arm 30 with the right side of the ridge Z side positioned at farmland G and (become and cut Side) right-hand end 4b, left end 4a that (non-cutting side will be become) significantly inwardly side configure.Therefore, it is possible to prevent from not cutting Left end 4a cutting side gathers in crops when body rotates, be not by the fringe portion of harvested crops be delivered to walking Body 1 and be kept in farmland G etc. unfavorable condition occur.Its result is to improve harvesting efficiency.
(explanation of link/cancel system)
Between harvesting portion 2 and secondary cutter device 4, as shown in Fig. 8~Figure 12, it is provided with harvesting portion 2 and secondary cutting Knife system 4 switches to the link/cancel system 40 of connecting state and non-link state.That is, link/cancel system 40 includes:If It is placed in the link/releasing body 41 in harvesting portion 2;Be arranged between link/releasing body 41 and secondary cutter device 4, can be free Switch to the sagging supporting mass 43 of connecting state or non-link state;With by sagging supporting mass 43 with link/release body 41 to even Knot state or non-link state switch over the handover operation mechanism 42 of operation.
The side operation post 90 in the operating portion 15 being arranged at traveling machine body 1 for the handover operation mechanism 42 is provided with handover operation bar 174.Link link/releasing body 41 in handover operation bar 174 via as the gearing line 180 interlocking union body.
When link/the cancel system 40 so constituting on the way is walked or when crossing ridge Z, via link/cancel system Harvesting portion 2 and secondary cutter device 4 are set as connecting state by 40, so that harvesting portion 2 is increased in this condition, thus enable that pair Cutter device 4 also integratedly rises to required height.Thus, it is possible to prevent from rising the pair cutting in required height for the configuration The collision such as jut on knife system 4 and road, it can be avoided that be damaged.In addition, when carrying out harvesting in the G of farmland, warp Harvesting portion 2 and secondary cutter device 4 are set as by non-link state by link/cancel system 40, thus suitably make harvesting Portion 2 lift and change main cutter device 3 cutting-height when, secondary cutter device 4 can be maintained at certain terrain clearance.
The sagging supporting mass 43 being linked with secondary cutter device 4 and the link being arranged at harvesting portion 2/releasing body 41 are switched For the operation of connecting state or non-link state, easily can be entered by handover operation mechanism 42 is switched over operation OK.That is, by the handover operation of handover operation mechanism 42, harvesting portion 2 and secondary cutter device 4 can be switched to connecting state Or non-link state.
And, the handover operation of handover operation mechanism 42 is easily to be grasped manually by being seated at the operator in operating portion 15 It is arranged on the handover operation bar 174 of the side operation post 90 in operating portion 15, make to interlock, via gearing line 180, the link/solution linking Except body 41 reliably action it becomes possible to harvesting portion 2 and secondary cutter device 4 are switched to connecting state or non-link state.
According to present embodiment, carry main cutter device 3 and the pair being arranged on harvesting portion 2 respectively in traveling machine body 1 Cutter device 4, and secondary cutter device 4 and harvesting portion 2 can be made integratedly to lift via link/cancel system 40, by This is capable of the miniaturization of the lightweight in harvesting portion 2, lift cylinders etc., reduces manufacturing cost.
(explanation of buffer gear)
Secondary cutter device 4 is supported on harvesting portion 2 via link/cancel system 40, is maintained at the terrain clearance of regulation, and And when being subject to pushing force from front, can rearward avoid.In the behind of each supporting arm 29,30, it is configured with each supporting of buffering The buffer gear 46,46 of arm 29, the 30 rearward avoidance action of (rear side).In the behind of each supporting arm 29,30, it is respectively configured There is the buffer gear 46,46 of same structure, therefore, only the buffer gear 46 in the behind of supporting arm 29 is said to configuration below Bright.
That is, buffer gear 46 includes:Contractably it is arranged on the spring housing 200 of body frame 11 in the longitudinal direction;? Compression spring 201 in spring housing 200 is compressiblly accommodated on fore-and-aft direction.In supporting arm 29, to the spring case of behind Body 200 is projecting contact piece 202.When supporting arm 29 rearward carries out avoidance action, compression spring 201 is via in front and back On direction, contractile spring housing 200 is compressed, to buffer the avoidance action of supporting arm 29.Contact piece 202 is from supporting arm 29 Rearward project prominent amplitude W specifically rearward projecting from the vertical surface part 221 of erection support 220 described later can enter Row fine setting.
The buffer gear 46 so constituting, when secondary cutter device 4 is subject to pushing force from front, fills for secondary cutter Put 4 rearward avoidance actions and enter row buffering, therefore, it is possible to prevent secondary cutter device 4 from being damaged because of the pushing force from front Bad etc..
Because compression spring 201 is incorporated in spring housing 200, therefore, it is possible to prevent grass cuttings etc. to be sandwiched in compression spring In 201, and the pooling feature of compression spring 201 can be guaranteed well.Thus, based on this point, secondary cutter device 4 Avoidance action is reliably buffered by buffer gear 46, is prevented from damage of secondary cutter device 4 etc..
It is additionally, since contact piece 202 and can finely tune prominent amplitude W, therefore can be suitably adjusted via contact piece 202 and prop up Bearing arm 29 and adjust the opportunity that secondary cutter device 4 is buffered by buffer gear 46.
[illustrating of characteristic structural]
Then, with reference to Fig. 3~Figure 14, the structure of the secondary cutter device 4 of supporting is more specifically illustrated.That is, secondary cutting Knife system 4 is configured to, and extends on the fixing side cutting blade body 31 being formed in the lateral direction, mounting extends in the lateral direction Formed movable side cutting blade body 32 and so that movable side cutting blade body 32 is reciprocally slided in the lateral direction.In body frame 11 Front portion, using axis towards the arm fulcrum 38 of left and right directions, 38 pivot suspension pair of right and left supporting arms 29,30 base end part (after End).It is provided with secondary cutter device 4 in leading section (front end) structure of an essay for two supporting arms 29,30, make secondary cutter device 4 Liftable.
Secondary cutter device 4 can make two cutting cutter hubs 31,32 and farmland G face close to joining using floated bearing mechanism 45 The quick condition (being suspended on the state of the position from farmland face interval) put, transferred along farmland G face, can be by Remained necessarily using the cutting-height away from farmland G face that secondary cutter device 4 gathers in straw.Floated bearing mechanism 45 includes: Secondary cutter device 4 can be switched to the link/releasing machine of connecting state with the feeding chamber 20 in harvesting portion 2 or non-link state Structure 40;The buffer gear 46 of the backward movement of the secondary cutter device 4 of buffering.
(illustrating of link/cancel system)
That is, link/cancel system 40 link included as described above/releasing body 41, handover operation mechanism 42 and sagging supporting Body 43.Link/cancel system 40 is arranged between the middle part of supporting arm 29 and the left side wall 20a of feeding chamber 20 in left side, energy Enough harvesting portion 2 and secondary cutter device 4 are switched to connecting state or non-link state.
Link/release body 41 to include:Extend in the vertical direction and the open plane section in right side side is the main leaf of U-shaped 140 and the installing plate 141 of pentagon tabular installed in the way of the right-hand end closing by main leaf 140.Installing plate 141 is installed as Its medial surface state overlapping with the left side wall 20a of feeding chamber 20.It is formed with the left side wall of main leaf 140 and prolong in the vertical direction The guiding stretched elongated hole 142.On antetheca top and the rear wall top of main leaf 140, respectively before fore-and-aft direction is relatively formed with Peristome 143 and after-opening portion 144.It is configured with main leaf 140 and is formed as the block slide mass 145 of tetragon, from slide mass 145 side is projecting to the left slip connecting pin 146.Slip connecting pin 146 insertion guiding is with elongated hole 142.Slide mass 145 It is set as can sliding up and down along guiding elongated hole 142 via slip connecting pin 146.147th, 148 is the middle part in main leaf 140 The pin reach through hole of the formation relative with antetheca and rear wall of interval in the vertical direction.In each pin reach through hole 147,147 or 148th, between 148, for limit slippage body 145 decline decline banking pin 149 can extract and the mode break-through inserted and Laterally set up decline banking pin 149, by declining the horizontal erection position adjustments of banking pin 149, slide mass 145 can be adjusted Decline restriction site.
In the bottom of installing plate 141, the projecting restricted arm fulcrum 150 in side to the left, and it is located at main leaf 140 Dead astern bottom, limiting the restricted arm 151 of arm fulcrum 150 pivot suspension, and makes it can swing.Limit arm 151 by Upper and lower upwardly extending above-below direction Extendible flake 152 and forwards extending out from the upper end of above-below direction Extendible flake 152 Front extend piece 153 and formed.Limiting arm fulcrum 150, hub portion 154 is rotatably fitted together to hub portion 154, in hub portion 154 side face conjointly arranges the bottom of above-below direction Extendible flake 152.
Limited arm fulcrum 150 by can be in the restriction arm 151 of pivot suspension in the way of swing, front extends piece 153 Can be to cross in insertion shape ground can enter above-mentioned main leaf 140 open front portion 143 and after-opening portion 144 in the way of retreating.? Front extends the upper end edge portion of piece 153, is formed with chimeric recess that is chimeric from below with the bottom of slide mass 145 and engaging 155.Front in front of entering into extends piece 153 and is fitted together to via chimeric recess 155 and engages the bottom of slide mass 145, with The decline of limit slippage body 145 is slided.In the side face in hub portion 154, being rearward extended has movement arm 160, limits arm 151 Swing action is interlocked with the action that swings up and down of movement arm 160.
Be wound with torque spring 15 in the outer peripheral face limiting arm fulcrum 150, by a side end 157 of torque spring 156 with Above-below direction Extendible flake 152 engages.On the other hand, by the end side 159 of torque spring 156 be installed on installing plate 141 Spring locking plate 158 engage.Torque spring 156, centered on limiting arm fulcrum 150, exerts a force so that from a left side to limiting arm 151 Restriction arm 151 is made to rotate clockwise when side is seen.161 is the guide body of the rear wall being rearward provided projectingly on main leaf 140.Guiding Body 161 has to guide in front from left and right side and carries out the front of moving back and forth rear direction and extend piece 153, extends piece in front of guiding 153 make it reliably into the effect in open front portion 143 and after-opening portion 144.
Handover operation mechanism 42 is by making the bar supporting mass 170 of tabular using surface contact state and as outside side operation post 90 The top of the left side wall 90a of side wall is overlapping and install.From the upper end edge portion of bar supporting mass 170, bar guide body 171 is arranged to The horizontal standing shape of foreign side to the left.It is formed with the guiding groove 172 extending in the longitudinal direction in bar guide body 171.With guiding groove 172 leading section is communicatively formed with locking groove portion 173.The middle part of the handover operation bar 174 towards above-below direction for the axis is worn Lead in guiding groove 172, guide this middle part along guiding groove 172.
In the projecting underface having bar pivot suspension body 175 and being located at bar guide body 171 of bar supporting mass 170, From bar pivot suspension body 175, side is projecting to the left bar fulcrum 176.It is fitted together to axis in bar fulcrum 176 towards left and right directions Lower hub portion 177, and lower hub portion 177 is rotatable, and puts axle on the side face top in lower hub portion 177 with orthogonal forked being connected Line, towards the upper hub portion 178 of fore-and-aft direction, inserts the base end part of the handover operation bar 174 of rearward bending in upper hub portion 178, and The base end part of handover operation bar 174 is rotatable.
Handover operation bar 174 centered on bar fulcrum 176 along guiding groove 172 can swing by pivot suspension. Handover operation bar 174 can centered on the base end part of the handover operation bar 174 of forwards rotating operation to the left side rotate and Engage with locking groove portion 173.Side face in lower hub portion 177 is provided with the actuating rod 179 extending downwards.Actuating rod 179 with It is provided with gearing line 180 between above-mentioned movement arm 160.
Gearing line 180 is by the flexible exterior line 181 of tubulose and slidably flexible internal line in outer lines 181 for the break-through 182 formation.Base end part 184 is locked to the First Line support 183 at the projecting rear portion in installing plate 141 by outer lines 181, And leading section 186 is locked to the second line bearing portion 185 of the projecting front portion in bar supporting mass 170.Inner wire 182 is by base End 187 is linked to movement arm 160, on the other hand, leading section 188 is linked to actuating rod 179.
Sagging supporting mass 43 is from slide mass 145, the projecting slip connecting pin 146 in side is linked with upper and lower to the left The upper end of the above-below direction Extendible flake 190 of the upwardly extending tabular in side.From the lower end of above-below direction Extendible flake 190, to the left Side squarely extends and is formed with the left side of tabular and extends piece 191.Extend piece 191 in left side and be formed with upper and lower through hole 192, and And erect the cylindric supporting cylinder piece 193 of state punch-thru to run through in circular through hole up and down 192.Supporting cylinder piece 193 warp It is fixed on the lateral surface of above-below direction Extendible flake 190 by support 194.
Break-through in supporting cylinder piece 193 has the lower plumbing bar 195 towards above-below direction for the axis.Upper end in lower plumbing bar 195 The top hooking sheet 196 of circular blade of a sword shape is installed.In the upper end of supporting cylinder piece 193, from top locking top hooking sheet 196, On the other hand, link to descend plumbing bar 195 via pivotal bearing part 197 the middle part pivot suspension of the supporting arm 30 in left side Bottom.On the side face top of lower plumbing bar 195, the bottom hooking sheet 198 of circular blade of a sword shape is provided with standing shape.In supporting cylinder piece 193 and the outer peripheral face of lower plumbing bar 195, extend between piece 191 in bottom hooking sheet 198 and left side, be provided with and be wound into coiled type Compression spring 199.
When being pushed the external force of (up pushing up) by upward from farmland G etc., lower plumbing bar 195 rises secondary cutter device 4 Slide, and its sliding action is buffered because of the elastic force of compression spring 199, prevents the linking part of sagging supporting mass 43 from producing Damage etc..
Link/the cancel system 40 so constituting, when forwards rotating operation (handover operation) handover operation bar 174, In terms of left surface, actuating rod 179 is rotated counterclockwise centered on bar fulcrum 176, and inner wire 182 is stretched and to actuating rod 179 side Slide.Now, engaged with locking groove portion 173 by making the middle part of handover operation bar 174, the handss being operated can be made from cutting Change action bars 174 to leave.So, actuating rod 179 resists the elastic force of torque spring 156, to limit when in terms of left surface Rotate counterclockwise centered on arm fulcrum 150, and limit arm 151 when in terms of left surface also via hub portion 154 and actuating rod 179 1 Rotate counterclockwise body.Now, decline (declining degree maximum) the most by making harvesting portion 2, slide mass 145 can be via sagging Supporting mass 43 is slidably moved to rise the position of (rising degree is maximum) the most, therefore in this condition, can make restriction arm 151 Front extend piece 153 and entered in open front portion 143 and after-opening portion 144 with crossing insertion shape, front is extended piece 153 and configures Position directly below in slide mass 145.
Thus, when making harvesting portion 2 rise to the non-harvesting height of regulation, (height or the road that for example exceed ridge are up Walk height) when, the bottom of slide mass 145 is embedded in the chimeric recess 155 that front extends piece 153, the decline of slide mass 145 Slide and limited, become the state that harvesting portion 2 and secondary cutter device 4 integratedly link via slide mass 145, secondary cutter dress Put 4 and rise to desired position.
In addition, declining the most by making harvesting portion 2, slide mass 145 is made to be slidably moved to the most via sagging supporting mass 43 The position rising, the bottom of slide mass 145 is released chimeric by the chimeric recess 155 extending piece 153 from front.Then, from In the state of the middle part of handover operation bar 174 is released locking by locking groove portion 173, make the handss being operated from handover operation bar 174 when leaving, and due to the effect of the elastic force of torque spring 156, the front limiting arm 151 when in terms of left surface extends piece 153 Rotated clockwise centered on limiting arm fulcrum 150, front extends piece 153 and retreats, the past peristome 143 and after-opening portion 144 Middle extraction.
Thus, even if harvesting portion 2 is risen to assigned position, the decline of slide mass 145 is slided and also will not be extended by front Piece 153 limits, and therefore till the decline of slide mass 145 is lowered by banking pin 149 restriction, harvesting portion 2 and secondary cutter fill Putting 4 becomes non-link state, and secondary cutter device 4 is retained as quick condition.That is, behaviour is switched over to handover operation mechanism 42 Make, make harvesting portion 2 and secondary cutter device 4 become non-link state via linking/releasing body 41, thus main cutter device 3 Rise the required harvested position being configured at cereal straw, on the other hand, secondary cutter device 4 becomes and main cutter device 3 Independent quick condition.
(illustrating of buffer gear)
Buffer gear 46 as shown in Figure 13 and Figure 14, rear portion is fixedly installed on and sagging sets from the left side of body frame 11 is anterior The buffer gear guy 203 put, is configured to forwards standing shape.Spring housing 200 included by buffer gear 46 has cylinder The corner box-shaped shell 205 of shape housing 204, leading section and later half lower openings.Corner box-shaped shell 205 first half with Cylinder shell 204 in the longitudinal direction slidably mode be embedded with the latter half of of cylinder shell 204.
In the front periphery portion of cylinder shell 204, being fitted together to locking from front has the cover plate 206 of circle.In cover plate 206 Central part is formed with the bar reach through hole 207 of opening in the longitudinal direction.In forward bar reach through hole 207, break-through makes axis towards front The sliding bar 208 of rear direction.The bar abutting and engaging the leading section being arranged at sliding bar 208 in the front surface of cover plate 206 engages Piece 209.It is formed with rear link reach through hole 212 in the central part of the rear wall 210 of corner box-shaped shell 205, make rear link reach through hole 212 openings in the longitudinal direction.Can slide anteroposterior with sliding bar 208 via tubular guide plate 211 in rear link reach through hole 212 Mode insertion sliding bar 208 rear portion, the external thread part 213 at the side face rear portion being formed at sliding bar 208 is threaded interior Threaded portion 214.In the rear wall 210 of corner box-shaped shell 205, engage internal thread part 214 via tubular guide plate 211.
It is configured with spring housing 200 and be formed as the compression spring of coiled type wound on the outer peripheral face of sliding bar 208 201, so that the front end of compression spring 201 is abutted with the rear surface of cover plate 206, on the other hand, make the rear end and four of compression spring 201 The rear wall 210 of angle box-shaped shell 205 abuts.Corner box-shaped shell 205 rear wall 210 so as to upper end edge portion extends upward Arrange and be bent into hook-shaped and be integrally formed connecting piece 215, via connecting piece 215, corner box-shaped shell 205 is installed on slow Punch mechanism guy 203.
Mounting bracket 220 for installing contact piece 202 is installed in the rear side middle part of the supporting arm 29 in left side.Peace Dress support 220 includes the vertical surface part 221 of tetragon tabular, sets from the lower end edge portion of vertical surface part 221 is forwards horizontal-extending The level face 222 put, be set up in level face 222 and vertical surface part 221 the left and right sides face 223 of left and right side edge part, 223.
Mounting bracket 220 is with the back side of the supporting arm 29 by being embedded in left side outside the leading section of side surface part 223,223 around The mode of side middle part is installed.It is formed with the contact piece reach through hole 224 of opening in the longitudinal direction in vertical surface part 221.Hanging down The inner surface (front surface) of straight parts 221 is fixed with the nut 225 as internal thread part, makes nut 225 and contact piece reach through hole 224 couplings.Make contact piece 202 from rear break-through contact piece reach through hole 224, and will be formed in the side face of contact piece 202 The contact piece external thread part of first half is that screw rod 226 is threadeded with nut 225.
Contact piece 202 passes through the threaded tune retreated in the longitudinal direction in nut 225 into enforcement screw rod 226 Section, can be finely adjusted to prominent amplitude W of contact piece 202.After the rearward end of contact piece 202 is provided with, surface and bar engage The abutting part 230 that the front surface of piece 209 is abutted with the state being close to.227 is the clamp nut threadeded with screw rod 226, 228 is packing ring.The rear wall of 229 supporting arms 29 in left side is formed, and is for avoiding the front end with screw rod 226 that the dry of interference occurs Disturb avoidance hole.
(explanation of secondary cutter device drive mechanism)
Secondary cutter device 4 is interlocked with electromotor 18 via secondary cutter device drive mechanism 50 and links.That is, secondary cutter Device driving mechanism 50 be arranged on crossbearer with above-mentioned harvesting input shaft 65 identical axis on rotating transmission axle 51 with can Between dynamic side cutting blade body 32, it is push-and-pull to movable side cutting blade body 32 that the revolving force from rotating transmission axle 51 is transmitted Sliding force.Secondary cutter device drive mechanism 50 includes the chain-drive mechanism 52 of upstream side and the cutting cutter hub skate machine in downstream Structure 33.
Chain-drive mechanism 52 includes:Above-mentioned rotating transmission axle 51;Abreast crossbearer eccentric rotary axle 53 thereunder; Via driving-chain 56 wound between these axles 51,53 for the cutting cutter hub input and output sprocket wheel 54,55 (with reference to Figure 15).57 is to make biography The tension arm of dynamic chain 56 tensioning.
Cutting cutter hub slide mechanism 33 includes:It is arranged on the eccentric rotary body 58 of eccentric rotary axle 53;Change via swinging Rearward end is linked to the swing rotary axle 60 of eccentric rotary body 58 by body 59;Base end part (upper end) is arranged on swing rotary axle The wobble drive arm 61 of 60 leading section;Left end is linked to the gearing of leading section (bottom) of wobble drive arm 61 even Knot body 36.Interlock the right-hand end of union body 36 to interlock via interlocking link support 62 with the left side of movable side cutting blade body 32 Link.Erect the supporting mass 34 of the leading section (front end) being arranged at supporting arm 30 with quadrature, be formed as tetragonal cylinder Shape and forward upward erects.In the left side wall of supporting mass 34, via bearing body 63 so that swing rotary axle 60 can be put around its axle center The front portion of dynamic mode e axle supporting swing rotary axle 60.64 is the cover body of cladding cutting cutter hub slide mechanism 33.Cover body 64 can fill It is arranged on the supporting arm 30 of left side side with unloading.
The secondary cutter device drive mechanism 50 so constituting, the rotation in a direction of eccentric rotary axle 53 is converted to The swing rotary (carrying out the reciprocating rotary of rotating within the specific limits) of swing rotary axle 60, makes the front end of wobble drive arm 61 Side swings in the lateral direction, so that movable side cutting blade body 32 is reciprocatingly slided in the lateral direction via interlocking union body 36, can Dynamic side cutting blade body 32 and fixing side cutting blade body 31 cooperate, and the straw in farmland is cut off from root.
Main cutter device 3 and above-mentioned pair cutter device 4 are same, including fixing side cutting blade body 27 and drawer at movable side cutting Cutter hub 28.Movable side cutting blade body 28 reciprocatingly slides in the lateral direction, movable side cutting blade body 28 and fixing side cutting blade body 27 cooperations, the crops in farmland are cut off from fringe portion.
[illustrating of traveling machine body]
On the leading section of body frame 11, erect and be provided with pair of right and left harvesting pillar 67,67.Two gather in pillars 67, 67 respectively via harvesting bearing body 68,68 with gather in input shaft 65 rotatably e axle supporting gather in input shaft 65 two ends Portion.Harvesting pillar 67 in left side is provided with the rotating a-b box 66 of cutter sweep 3.Harvesting input shaft 65 and rotating pass Pass axle 51 on the same axis crossbearer in reversion a-b box 66.Beater output chain gear 69 and cutting cutter hub output chain gear 54 are coaxial Ground is installed.Harvesting pillar 67,67 in left and right supports feeding chamber via harvesting input shaft 65 in the rotatable mode of feeding chamber 20 20 rearward end.Support cutter sweep 3 in harvesting input shaft 65 via feeding chamber 20 in the way of cutter sweep 3 liftable is mobile Overall.In addition, between the harvesting pillar 67,67 of left and right, clapping via beater axle 70 e axle supporting harvesting grain straw input Make device 71.
Beater 71 is arranged at the conveying end side of supply delivery section 25 as shown in Figure 1, accesses threshing using beater 71 The process mouth in portion 12.Indoor in the process of sheller unit 9, via thrashing cylinder axle 75, in the way of thrashing cylinder 72 can rotate, axle props up Hold thrashing cylinder 72.In the lower side of thrashing cylinder 72, setting up has the undertaking net 73 making grain leak down.In addition, before thrashing cylinder 72 The outer peripheral face in portion, be provided with spiral helicine helical-blade lamellar in the radial direction is taken into blade 74 outwardly.
In division 13, as shown in figure 1, being provided with the grain sorting mechanism 77 configuring in the lower section accepting net 73.Grain Sorting mechanism 77 includes:There is the swing singulizing disc 78 of the ratio reclassification of grain pan, glume-shell screen, grain sieve and careless bar sieve etc.; Supply windmill fan 76 of classification wind etc. to swinging singulizing disc 78.The threshing leaked down from undertaking net 73 by thrashing cylinder 72 threshing Thing, by swinging the ratio reclassification effect of singulizing disc 78 and the wind classification effect of windmill fan 76, is divided into grain (smart grain etc. the One-level thing), the mixture (second level thing such as grain with branch stalk) of grain and Caulis et Folium Oryzae, be removed after grass cuttings etc..
The first conveying mechanism 79 and second being provided with as grain sorting mechanism 77 in the lower section swinging singulizing disc 78 is defeated Send mechanism 80.Grain (the first order being fallen from swing singulizing disc 78 by swinging the classification of singulizing disc 78 and windmill fan 76 Thing), grain reservoir 16 is stored in by the first conveying mechanism 79 and delivery section 81 of winnowing.Grain and the mixture (second of grass Level thing) return to, via second conveyor structure 80 and the second reduction delivery section 82 etc., the initial side of classification swinging singulizing disc 78, lead to Cross swing singulizing disc 78 to be classified again.The dust discharge oral area 14 from traveling machine body 1 rear portion such as grass cuttings is discharged to farmland.
As depicted in figs. 1 and 2, the driving that operation post 89, side operation post 90, operator take before operating portion 15 is configured with Seat 91.Have altered the stick 92 of the route of traveling machine body 1 in the configuration of front operation post 89.It is configured with switch line in side operation post 90 Walk gear lever 93 of translational speed of body 1 etc..In addition, in the upper side in operating portion 15, being provided with via dark slide pillar 94 The ceiling body 95 of Sun block.
As shown in Figure 1, Figure 2 with shown in Figure 15, in running part 10, in the front and rear part of walking framework 96, driving wheel 97 and driven is installed Wheel 98, is wound with crawler belt 99 around these rotating wheels.Between the driving wheel 97,97 of pair of right and left running part 10,10, drive via walking Moving axis 101,101 is provided with change speed gear box 100.It is provided with the walking with walking hydraulic pump and fluid pressure motor in change speed gear box 100 The hydraulic continuously variable transmission 102 of speed change.
[explanation of the drive mechanism of united reaper]
Then, the drive mechanism closing harvester A with reference to Figure 15 distich illustrates.That is, in the drive being arranged at electromotor 18 Moving axis 110, is linked with the windmill fan fulcrum 112 of e axle supporting windmill fan 76 via the first belt mechanism 111.In wind Car fan fulcrum 112 is linked with the first conveying axis 114 via the second belt mechanism 113.The first conveying axis 114 via 3rd belt mechanism 115 is linked with the second conveying axis 116.In the second conveying axis 116 via the 4th belt mechanism 117 Gearing is linked with swing singulizing disc working shaft 118.
It is linked with threshing countershaft 120 in windmill fan fulcrum 112 via the 5th belt mechanism 119.In threshing pair Axle 120 is linked with thrashing cylinder axle 75 via gear-box 121.In addition, in threshing countershaft 120 via the 6th belt mechanism 122 are linked with beater axle 70.It is linked with rotating transmission in beater axle 70 via the 7th belt mechanism 123 Axle 51.83 is beater input sprocket.In rotating transmission axle 51 as mentioned above via secondary cutter device drive mechanism 50 even Move and be linked with movable side cutting blade body 32.
It is linked with confession interlocking, via reversion a-b box 66, the harvesting input shaft 65 linking with rotating transmission axle 51 To delivery section 25, and, it is linked with harvesting countershaft 125 via the 8th belt mechanism 124.Harvesting countershaft 125 via 9th belt mechanism 126 is linked with dials standing grain spiral 26, and is linked with winder via the tenth belt mechanism 127 23, and it is linked with the movable side cutting blade body 28 of main cutter device 3 via cutter drive mechanism 128.
It is linked with hydraulic stepless in the drive shaft 110 being arranged at electromotor 18 via the 11st belt mechanism 129 The input shaft 130 of variator 102.It is linked with cooling fan 132 in electromotor 18 via fan drive shaft 131.In fan Drive shaft 131 is linked with via conveying drive 133 and is respectively arranged at grain reservoir 16 and grain output section 17 Output delivery section 134,135.
Description of reference numerals
A united reaper
1 traveling machine body
2 harvesting portions
3 main cutter devices
4 secondary cutter devices
30 supporting arms
40 links/cancel system
41 link/release body
42 handover operation mechanisms
46 buffer gears.

Claims (7)

1. a kind of united reaper, is provided with the harvesting of the main cutter device of the fringe portion including harvesting crops in traveling machine body Portion, and traveling machine body is provided with the secondary cutting that fringe portion is gathered in by the straw of the harvested crops of main cutter device Knife system, this united reaper is characterised by:
In the body frame of traveling machine body, come, towards the arm fulcrum of left and right directions, the left side that pivot suspension forward downward extends via axis The base end part of right a pair of supporting arm, sets up secondary cutter device between the leading section of two supporting arms,
Secondary cutter device is supported on harvesting portion via link/cancel system, is maintained at the terrain clearance of regulation, and in the past Side is subject to can rearward avoid during pushing force,
It is configured with the buffer gear that the rearward avoidance action of each supporting arm is entered with row buffering in the behind of each supporting arm.
2. united reaper according to claim 1 it is characterised in that:
Buffer gear includes:Contractably it is installed on the spring housing of body frame in the longitudinal direction;In the longitudinal direction may be used Compressively it is accommodated in the compression spring in spring housing,
Spring housing from supporting arm to behind projecting have contact piece,
When supporting arm rearward carries out avoidance action, via contractile spring housing in the longitudinal direction, compression spring is entered Row compresses and buffers the avoidance action of supporting arm.
3. united reaper according to claim 2 it is characterised in that:
The prominent amplitude that contact piece rearward projects from supporting arm can be finely tuned.
4. united reaper according to claim 1 it is characterised in that:
It is skewed along the inclined plane of ridge that the supporting arm of side is formed as its front end sidepiece.
5. united reaper according to claim 4 it is characterised in that:
The supporting arm forward downward of side extends, and its front end sidepiece is from the running part front end close proximity with traveling machine body Inwardly side-lower extends, and the side overhang bracket of secondary cutter device being linked to its front end sidepiece is in the running part of traveling machine body The dead ahead position of outboard end.
6. the united reaper according to claim 4 or 5 it is characterised in that:
Main cutter device and secondary cutter device is made to be formed extended at both sides in the lateral direction respectively,
Secondary cutter device is configured to the inner side that side end around is located at the right and left end of main cutter device, and, phase Ratio left and right one side end linking in the supporting arm with the side of the ridge side positioned at farmland, left and right end side is significantly joined It is placed in interior side.
7. united reaper according to claim 1 it is characterised in that:
The receipts of the main cutter device of the fringe portion including harvesting crops are installed in the way of can swinging up and down in traveling machine body Cut portion,
It is provided with to fringe portion by main cutter device in the way of can swinging up and down via pair of right and left supporting arm in traveling machine body The secondary cutter device that the straw of harvested crops is gathered in,
It is provided between harvesting portion and secondary cutter device and harvesting portion and pair cutter device are switched to connecting state and non- Link/the cancel system of connecting state.
CN201580026831.9A 2014-05-28 2015-02-26 Mowing cutter drive Pending CN106455487A (en)

Priority Applications (7)

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JP2014110476A JP6211992B2 (en) 2014-05-28 2014-05-28 Combine
JP2014-110477 2014-05-28
JP2014110477A JP6211993B2 (en) 2014-05-28 2014-05-28 Combine
JP2014-110476 2014-05-28
JP2014110478A JP2015223133A (en) 2014-05-28 2014-05-28 Combine-harvester
JP2014-110478 2014-05-28
PCT/JP2015/055588 WO2015182195A1 (en) 2014-05-28 2015-02-26 Combine

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WO (1) WO2015182195A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2730126B1 (en) * 1995-02-07 1997-04-04 Acker Roger Van IMPROVEMENTS TO THE CUTTING DEVICE FOR COMBINE HARVESTERS AND COMBINE HARVESTERS
JP2006211952A (en) * 2005-02-03 2006-08-17 Kubota Corp Reaping section-lifting structure of combine harvester
CN101507387A (en) * 2008-02-13 2009-08-19 株式会社久保田 Combine harvester
CN101669421A (en) * 2008-09-12 2010-03-17 株式会社久保田 Ordinary combine harvester
JP2011177075A (en) * 2010-02-26 2011-09-15 Kubota Corp Combine harvester
WO2014136862A1 (en) * 2013-03-07 2014-09-12 ヤンマー株式会社 Combine harvester

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014068586A (en) * 2012-09-28 2014-04-21 Iseki & Co Ltd Combine-harvester

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2730126B1 (en) * 1995-02-07 1997-04-04 Acker Roger Van IMPROVEMENTS TO THE CUTTING DEVICE FOR COMBINE HARVESTERS AND COMBINE HARVESTERS
JP2006211952A (en) * 2005-02-03 2006-08-17 Kubota Corp Reaping section-lifting structure of combine harvester
CN101507387A (en) * 2008-02-13 2009-08-19 株式会社久保田 Combine harvester
CN101669421A (en) * 2008-09-12 2010-03-17 株式会社久保田 Ordinary combine harvester
JP2011177075A (en) * 2010-02-26 2011-09-15 Kubota Corp Combine harvester
WO2014136862A1 (en) * 2013-03-07 2014-09-12 ヤンマー株式会社 Combine harvester

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Application publication date: 20170222