CN106105549A - Harvester - Google Patents

Abstract

The present invention provides a kind of harvester, its sheller unit can sort while the threshing processed material of grain pan utilizing sieve line to carry swimmingly, in the screen box of above-mentioned sheller unit, its conveying side, top is provided with grain pan, be provided with sieve line in the feeding terminal portion of above-mentioned grain pan, above-mentioned sieve line is observed from side and is shaped generally as wave.

Description

Harvester

The application is Application No. 201380036774.3, filing date June 26, invention entitled " crawler belt in 2013 Moving device and harvester " the divisional application of application for a patent for invention.

Technical field

The present invention relates to harvester.

Background technology

[1] known from patent documentation 1 have such crawler travel device: at the track frame extended along car body fore-and-aft direction Front-end and back-end be provided with drive sprocket and tightener sprocket, and then between drive sprocket and tightener sprocket, at track frame Lower surface is provided with multiple roller.In this crawler travel device, the installing plate of heavy wall is fixed on track frame by welding etc. Lower face side, and then it is fixed with supporting mass, the above-mentioned supporting mass support shaft to supporting rollern at the lower surface bolt of this installing plate Carry out axle supporting.This supporting mass includes the boss portion that support shaft carries out axle supporting and the cross section extended upward from this boss portion For T-shaped flange part.It is provided through hole, at the interior spiral shell that installing plate is provided with this through hole is concentric at flange part Stricture of vagina.The lower surface of upper surface with installing plate by making flange part coordinates, and makes flange part and installing plate bolt link, thus will Supporting mass can be fixed on installing plate i.e. track frame removably.This supporting mass be manufactured into by support the boss portion of a roller with The cast member that flange part is cast integrally, a supporting mass is corresponding to a roller.It is to say, due to for each roller respectively It is provided with a supporting mass, therefore in the case of roller number is many, assembles and increase man-hour, and in the manufacturing cost of supporting mass Rise.Further, in order to safeguard and inspection etc. and in the case of taking off all rollers, each roller is scattered here and there.

[2] as the most known harvester having described in patent documentation 2 of harvester as above.This patent documentation 2 Described harvester includes dust absorption fan (being suction dust exhausting fan in the literature) and catches parts (being dictyosome in the literature). Dust absorption fan aspirates the dust in feeder case (being feeder shell in the literature) from suction port and is discharged to the outside.Capture unit Part is installed on suction port, catches the straw towards dust absorption fan flowing.Thereby, it is possible to realize preventing the straw suction to dust absorption fan Enter.

[3] from being known to be equipped on the sheller unit of harvester as above in the past.Such as, remembered at patent documentation 3 The sheller unit carried includes: be provided to the anterior grain pan of the front end, top of screen box；To separate predetermined space in left-right direction The state of ground arrangement is from the rearward end of the anterior grain pan many bar grizzl(e)y line extended towards rear；To be positioned at anterior grain pan The mode of the back lower place is provided to the auxiliary grain pan of the front upper part of screen box；And to arrange with separating predetermined space in left-right direction State from auxiliary grain pan rearward end extended towards rear a plurality of auxiliary sieve line.This sieve line and auxiliary sieve line screening Processed material, makes the grain etc. of simple grain grain and band branch stalk leak down, while transfer broken straw etc. towards rear.

[4] conventional, as such technology as shown in patent documentation 4, by action bars (being " main shift lever " in the literature) It is configured at the seat left at Drive Section.In the technology described in this patent documentation 4, in the rear surface of the grip part of action bars It is equipped with the first instruction input mechanism (being " extracting direction switch " in the literature) and the second instruction input mechanism (is in the literature " reel cross bar switch ").

According to the technology described in patent documentation 4, it is possible to when holding action bars with left hand, profit left-handed Root finger (such as thumb) carries out the first instruction input mechanism and the input operation of the second instruction input mechanism, it is possible to a hands Carry out the action command to multiple control objects.

Prior art literature

Patent documentation

Patent documentation 1: Japanese Unexamined Patent Publication 2003-276661 publication

Patent documentation 2: Japanese Unexamined Patent Publication 2003-174815 publication

Patent documentation 3: Japanese Unexamined Patent Publication 2007-20419 publication

Patent documentation 4: Japanese Unexamined Patent Publication 2007-244335 publication.

Summary of the invention

The problem that invention is to be solved

[1] problem corresponding to background technology [1] is as follows.

According to above-mentioned practical situation, it is desirable to a kind of roller that improves fills relative to the crawler belt traveling of the supporting structure of track frame Put.

[2] problem corresponding to background technology [2] is as follows.

In above-mentioned conventional harvester, it is made up of mesh members owing to catching parts, i.e. catches parts and include crossing over suction The a plurality of bar-like member that dirt mouth configures in the way of intersected with each other, the straw therefore captured easily is wrapped on seizure parts. Further, when substantial amounts of straw is wrapped on seizure parts, being wrapped in the straw (culm aggregation) caught on parts becomes resistance Power, dust absorption fan is difficult to aspirate dust.

The present invention completes in view of situation as above, its object is to provide a kind of straw making to capture not Easily it is wound into the harvester caught on parts.

[3] problem corresponding to background technology [3] is as follows.

But, in the sheller unit described in patent documentation 3, owing to sieve line and auxiliary sieve line are formed when side-looking is observed For general planar (in the way of extending the most substantially linearly), therefore processed material is the most defeated towards rear On this point of sending there is room for improvement.

The present invention completes in view of above-mentioned condition, its object is to provide a kind of harvesting including following sheller unit Machine: can sort while the threshing processed material of grain pan utilizing sieve line to carry swimmingly.

[4] problem corresponding to background technology [4] is as follows.

But, in the technology described in patent documentation 4, due to the first instruction input machine of different input operation modes Structure and the second instruction input mechanism are disposed in the same face, the most do not only exist and mistake Liang Ge mechanism and carry out the probability operated, But also need to carry out the action of finger (such as thumb) of complexity, can not be special when the most at the same time action bars being operated etc. The most desirably carry out operation input.

The present invention completes in view of above-mentioned practical situation, its object is to provide a kind of for including that two instructions are defeated Enter the harvester that action bars maloperation is few and operability is excellent of mechanism.

For solving the means of problem

[1] solution corresponding to problem [1] is as follows.

In order to solve above-mentioned problem, the crawler travel device of the present invention includes: track frame, extends also along body fore-and-aft direction It is supported on organism frame；Drive sprocket, is configured at the front portion of above-mentioned track frame；Tightener sprocket, after being configured at above-mentioned track frame Portion；Crawler belt, crosses over above-mentioned drive sprocket and above-mentioned tightener sprocket around extension；And multiple roller, above-mentioned crawler belt is drawn over the ground Leading, be equipped with installation unit, the dismounting of this installation unit is arranged on freely on installing component and extends along body fore-and-aft direction, institute Stating installing component to be arranged on above-mentioned track frame, above-mentioned installation unit is arranged along car body fore-and-aft direction with multiple for the supporting of unit bearing The above-mentioned rollers of row.

According to this composition, for installing component, owing to result is fixed on the installation unit of track frame freely in dismounting Bearing supports multiple rollers, and the most multiple rollers can take off relative to track frame integratedly or install.And each roller Will not be scattered here and there.

It is simple structure using multiple rollers as the installation unit of cell processing, it is desirable to easily carry out relative to crawler belt The dismounting operation of frame.In one of the preferred embodiment of the present invention, above-mentioned installation unit is by channel member and Boss features structure Becoming, above-mentioned channel member extends and opening downwards along body fore-and-aft direction, above-mentioned Boss features along body fore-and-aft direction every Opening compartment of terrain configuration, the base plate bolt of above-mentioned channel member is fixed on above-mentioned installing component, props up in above-mentioned Boss features upper shaft Hold the roller shaft of assembling above-mentioned rollers.Owing to being provided with the channel member of strip in installation unit and in this channel member The disposition interval pair roller axle accordingly of open side and roller carries out the Boss features of axle supporting, therefore, only by using flute profile Installation unit is bolted to track frame by the base plate of parts, just multiple rollers of blocking is fixed on track frame.It addition, Fixing owing to using the base plate of channel member to carry out bolt, therefore bolt fastening position is positioned at the groove of channel member, it is possible to Suppress from outside muddy water and the intrusion of foreign body.

For lightweight, in track frame, mostly use the cornue comparing thin-walled.It is therefore preferable that by installation unit In the case of bolt is fixed on track frame, the installing component between track frame and installation unit is made to bear bolt clipping forcee. In one of the preferred embodiment of the present invention, above-mentioned installing component is affixed to constitute the reinforcement of the frame body of above-mentioned track frame Plate, is formed with the female thread (forming female hole) fixed for above-mentioned bolt in above-mentioned reinforcing plate.Due to installation portion Part is present in and can cause re-quantization beyond bolt fixed position, the most only makes installing component be present in bolt fixed position. Therefore, installing component can also be configured to be spaced apart multiple installation portion pieces of compartment of terrain configuration on body fore-and-aft direction. Can be as the geomery of the reinforcing plate function of track frame by making such installing component have so that for crawler belt The necessity of the additional reinforcing plate of frame reduces.

In one of optimal concrete composition at installation unit, above-mentioned channel member be cross section be the strip parts of U-shaped Part, the base plate abutted with above-mentioned installing component and each lateral margin from above-mentioned base plate the pair of right and left side plate structure extended Becoming, above-mentioned Boss features is crossed over above-mentioned pair of right and left side plate ground and is engaged.It is to say, as channel member, will be as flute profile The steel of simple shape known to steel use facing downward, and have employed only convex by joints such as welding in the edge of its side plate The simple structure of platform parts, is favourable hence for manufacturing cost aspect.

When installation unit being fixed on the terminal operation of fixing bolt of track frame, in order to make Boss features have no relations, Therefore in one of the preferred embodiment of the present invention, in the base plate of above-mentioned channel member along body fore-and-aft direction interval Be formed with the installing hole that bolt is fixed, above-mentioned installing hole body fore-and-aft direction formed interval inter-engagement have above-mentioned Boss features.

In one of the preferred embodiment of the present invention relevant to the mounting structure of tightener sprocket, above-mentioned tightener sprocket The support rod extended along body fore-and-aft direction is above-mentioned can be supported in the way of shifting along the bearing of trend of above-mentioned track frame Track frame, above-mentioned track frame is cylinder, above-mentioned support rod have consistent with the inside cross-sectional of above-mentioned cylinder or substantially uniform outside Lateral section, above-mentioned support rod is guide by the inner surface of above-mentioned track frame and slides in above-mentioned track frame, above-mentioned installing component The length of length and the bolt for the base plate bolt of above-mentioned channel member is fixed on above-mentioned installing component is set as, above-mentioned In the end of bolt enters into above-mentioned track frame and do not interfere with above-mentioned support rod.Tightener sprocket is made to move along body fore-and-aft direction Mechanism be made up of the support rod of the internal slide at the cylinder forming track frame, thus, reduce additional guide member, and And the structure of track frame periphery also becomes clean and tidy.

About roller, use following composition: above-mentioned rollers axle has the protuberance prominent from the two ends of above-mentioned Boss features, It is fixed with the roller halfbody constituting above-mentioned rollers at each protuberance, thus makes the projection of crawler belt abut from outside, it is possible to well Guide crawler belt.

In one of the preferred embodiment of the present invention, guide above-mentioned crawler belt downside loopback band edge along body front and back To the crawler belt guide extended to be clipped in the posture between the side plate of above-mentioned channel member, with above-mentioned channel member bolt even Knot.By using this composition so that roller can not only be installed on track frame by installation unit, and also is able to guide crawler belt Part is installed on track frame in the way of stable double base, this for quality aspect with to become present aspect be all favourable.Further, logical Cross the composition using the guide wheel of the upside loopback band edge guiding above-mentioned crawler belt to be installed on above-mentioned track frame via bracket, and become The simple structure that bracket extends to upside loopback band edge the most upward from track frame, similarly for quality aspect with become we Face is favourable.

[2] solution corresponding to problem [2] is as follows.

It is a feature of the present invention that and include: feeder there is the feeder case being formed with suction port at top board, and feed at this Conveying harvesting straw in glassware case；Dust absorption fan, aspirates the dust in above-mentioned feeder case from above-mentioned suction port and discharges it To outside；And seizure parts, it is installed on above-mentioned suction port, catches the straw flowed towards above-mentioned dust absorption fan, above-mentioned seizure Parts include crossing over multiple bar-like members that above-mentioned suction port configures in the most Uncrossed mode.

Constituting according to eigen, in catching parts, multiple bar-like members cross over suction port in the most Uncrossed mode Configuration.That is, in catching parts, suction port is crossed in the gap between the bar-like member adjacent one another are in multiple bar-like members Total length is formed.Therefore, the straw towards dust absorption fan flowing is caught even with multiple bar-like members, in multiple plate-shaped members Plate-shaped member adjacent one another are each other be not easy to occur straw winding.

And then, the most preferably, above-mentioned multiple bar-like members are the most flat with the conveying direction of above-mentioned feeder OK.

Generally, the posture that the major part in the straw in feeder case is intersected with the conveying direction with feeder is carried. According to eigen constitute, owing to multiple plate-shaped members are almost parallel with the conveying direction of feeder, i.e. the longitudinally of straw and The direction of multiple bar-like members intersects, and therefore, straw is easily played a role by multiple plate-shaped members, it is possible to catch firmly towards The straw of dust absorption fan flowing.

And then, the most preferably, above-mentioned bar-like member is pole.

Constituting according to eigen, owing to bar-like member does not has corner, therefore straw is difficult to be wound on bar-like member, and Straw is cut off, therefore, it is possible to reduce the generation of the broken straw being drawn in dust absorption fan owing to utilizing bar-like member to be difficult to.

And then, the most preferably, above-mentioned dust absorption fan around left and right towards axle center rotate.

Constitute according to eigen, on the axis direction of dust absorption fan, owing to dust absorption fan is the most opposed with suction port, therefore Even if straw is flowed towards dust absorption fan from suction port, straw is not easy to directly contact with dust absorption fan.

And then, the most preferably, above-mentioned seizure parts are configured to dismount relative to above-mentioned feeder case.

Constitute according to eigen, owing to can carry out catching dismounting and the replacing of parts, therefore, it is possible to improve maintainability.

And then, the most preferably, including covering the blower-casting of above-mentioned dust absorption fan, by above-mentioned feeder case Top board and said fans housing lower end clamping support above-mentioned seizure parts.

Constitute according to eigen, it is possible to stably supporting catches parts.

And then, the most preferably, including the protruding part highlighted upward from above-mentioned top board, above-mentioned seizure parts Jointly fastened by securing member with the lower end of said fans housing and be linked to above-mentioned protruding part.

Constitute according to eigen, it is possible to parts will be caught and blower-casting is concentrated and linked with protruding part simply.Further, Utilize protruding part so that the location catching parts and blower-casting is easy.

And then, the most preferably, including the pressing component of the lower end being pressurized from above by said fans housing, on State pressing component jointly fastened by above-mentioned securing member together with said fans housing and above-mentioned seizure parts be linked to above-mentioned Protruding part.

According to eigen constitute, it is possible to by pressing component, blower-casting and catch parts concentrate and simply with prominent shape Portion links.It addition, utilize protruding part so that the location of pressing component, blower-casting and seizure parts is easy.

And then, the most preferably, above-mentioned securing member is wing nut or knob nut.

Constitute according to eigen, owing to instrument can not be used to carry out degree of tightness securing member with hands, therefore, it is possible to improve operation Property.

And then, the most preferably, including driving the motor of above-mentioned dust absorption fan, the chopper of said motor It is adjacent to equipment with above-mentioned dust absorption fan.

Constitute according to eigen, owing to chopper is positioned near motor, the most easily carry out between chopper and motor The installing around of distribution.

[3] solution corresponding to problem [3] is as follows.

It is a feature of the present invention that in screen box, its conveying side, top is provided with grain pan, defeated at above-mentioned grain pan End of making arrangements for his funeral is provided with sieve line, and above-mentioned sieve line is observed from side and is shaped generally as wave.

Constituting according to eigen, sieve line is shaped generally as wave, thereby, it is possible to utilize sieve line to apply threshing processed material Conveying effect.Therefore, it is possible to utilize sieve line to carry the threshing processed material from grain pan swimmingly while sorting.

And then, the most preferably, above-mentioned sieve line is observed from side and is inclined to feeding terminal side rise.

Constitute according to eigen, tilted by sieve line, it is possible to utilize sieve line that threshing processed material is applied return effect.Cause This, make to return to carry side, top from the threshing processed material of grain pan by utilization sieve line, it can be ensured that utilize dividing of sieve line Select chance many.

And then, the most preferably, it is provided with a plurality of above-mentioned sieve line in the feeding terminal portion of above-mentioned grain pan, on State many bar grizzl(e)ies line to be set up in parallel along conveying direction in above-mentioned screen box.

Constitute according to eigen, by utilizing many bar grizzl(e)ies line that the threshing processed material from grain pan carries out dividing of stage Choosing, it is possible to realize the raising of sharpness of separation.

And then, the most preferably, in above-mentioned many bar grizzl(e)ies line, the sieve line of feeding terminal side is arranged on than conveying The high position of sieve line of side, top.

Constituting according to eigen, the threshing processed material sieve line from the feeding terminal side being positioned at high position falls, by under it Impact when falling so that the block of threshing processed material is smashed, therefore, it is possible to realize the raising of sharpness of separation.

And then, the most preferably, in above-mentioned many bar grizzl(e)ies line, the feeding terminal side of the sieve line of conveying side, top It is arranged on the position higher than the conveying side, top of the sieve line of feeding terminal side.

Constitute according to eigen, the feeding terminal side of the sieve line in conveying side, top and the conveying sieving line of feeding terminal side There is jump between side in top, thus, during the sieve line of conveying side, top and the handing-over sieving line of feeding terminal side, at threshing Reason thing is not easily blocked.Further, threshing processed material is from the sieve line of the feeding terminal lateral feeding terminal side of the sieve line of conveying side, top Side, conveying top fall, impact when being fallen by it so that the block of threshing processed material is smashed, therefore, it is possible to it is smart to realize sorting The raising of degree.

And then, the most preferably, above-mentioned many bar grizzl(e)ies line is inclined to when side-looking is observed on feeding terminal side rise, And its angle of inclination of sieve line of feeding terminal side is the biggest.

Constituting according to eigen, the sieve line of feeding terminal side tilts the biggest, thus, feeding terminal side, logical The return effect that the line that sieves is applied to threshing processed material is the biggest.Therefore, utilize sieve line make the threshing processed material of feeding terminal side to Conveying side, top returns significantly, thereby, it is possible to guarantee that the separator utilizing sieve line can be many.

And then, the most preferably, the feeding terminal portion including the above-mentioned grain pan in above-mentioned screen box supplies Sorting wind windmill, in above-mentioned many bar grizzl(e)ies line, the feeding terminal portion of a bar grizzl(e)y line adjacent along conveying direction with another It is formed with predetermined gap between the conveying top portion of sieve line.

Constitute according to eigen, owing to sorting blows air over the gap between a bar grizzl(e)y line and another bar grizzl(e)y line, therefore sort Wind flows swimmingly.Further, by there is gap between a bar grizzl(e)y line and another bar grizzl(e)y line so that a bar grizzl(e)y line and another During the handing-over of bar grizzl(e)y line, threshing processed material is not easily blocked.

And then, the most preferably, in above-mentioned screen box, the lower section of above-mentioned sieve line is provided with scalping, is bowing During depending on observing, above-mentioned gap stresses to fold with the conveying top of above-mentioned scalping.

Constitute according to eigen, even if threshing processed material falls from the gap between a bar grizzl(e)y line and another bar grizzl(e)y line, also It is to drop on the side, conveying top of scalping, therefore, it is possible to by from the whereabouts, gap between a bar grizzl(e)y line and another bar grizzl(e)y line Threshing processed material continues handing-over to scalping.

And then, the most preferably, in above-mentioned screen box, the lower section of above-mentioned sieve line is provided with scalping, above-mentioned The sieve line of the feeding terminal side in many bar grizzl(e)ies line is arranged in above the side, conveying top of above-mentioned scalping, and at least one part exists During top view, the conveying top with above-mentioned scalping stresses to fold.

Constitute according to eigen, begin owing to falling to the conveying of scalping from the threshing processed material of the sieve line of conveying side, top On side, therefore, it is possible to the threshing processed material fallen from the sieve line of conveying side, top is continued handing-over to scalping.

And then, the most preferably, it is provided with first kind recoverer, above-mentioned many bar grizzl(e)ies in the lower section of above-mentioned scalping The sieve line of the feeding terminal side in line is arranged in the top of above-mentioned first kind recoverer, and at least one part is at top view Time overlapping with above-mentioned first kind recoverer.

Constitute according to eigen, owing to the threshing processed material of the sieve line from feeding terminal side falls to first kind recoverer On, therefore, it is possible to utilize first kind recoverer to reclaim the threshing processed material that the sieve line from feeding terminal side falls.

And then, the most preferably, at least some of upper edge than above-mentioned screen box of above-mentioned sieve line is upward Prominent.

Constituting according to eigen, the threshing processed material sieve line from the feeding terminal side being in high position falls, by under it Impact when falling makes the block of threshing processed material smash, therefore, it is possible to realize the raising of sharpness of separation.

And then, the most preferably, the feeding terminal portion including the above-mentioned grain pan in above-mentioned screen box supplies The windmill of sorting wind, above-mentioned windmill includes: the first wind path flowed through to the sorting wind of the bottom of above-mentioned screen box supply；Upwards The second wind path that the sorting wind of the top supply stating screen box is flowed through, above-mentioned second wind path supplies to the side, conveying top of above-mentioned screen box Give sorting wind.

Constitute according to eigen, utilize the first wind path and the second wind path to supply sorting to the bottom of screen box and top dividually Wind, it is possible to make sorting wind throughout the bottom of screen box and top.Further, by utilizing the second wind path to supply to the side, conveying top of screen box Give sorting wind, it is possible to make sorting wind from the side, conveying top of screen box throughout to feeding terminal side.

And then, the most preferably, above-mentioned grain pan is only arranged at the conveying top portion of above-mentioned screen box.

Constitute according to eigen, grain pan is set to short, the area that leaks down in sorting portion of leaking down is set to greatly, it is possible to carry The response rate of high grain.

And then, the most preferably, including screen box and the windmill to above-mentioned screen box supply sorting wind, above-mentioned windmill Including: the first wind path flowed through to the sorting wind of the bottom of above-mentioned screen box supply；With dividing of supplying to the top of above-mentioned screen box Select the second wind path that wind is flowed through, above-mentioned second wind path be formed as to conveying side, top to extend and to feeding terminal side to Carry out u turn, and to the side, conveying top of above-mentioned screen box supply sorting wind.

Constitute according to eigen, utilize the first wind path and the second wind path to supply sorting to the bottom of screen box and top dividually Wind, it is possible to make sorting wind from the bottom of screen box throughout to top.Further, by utilizing second wind path side, conveying top to screen box Supply sorting wind, it is possible to make sorting wind from the side, conveying top of screen box throughout to feeding terminal side.Further, the second wind path is formed as The result of u turn is, the wind path length of the second wind path, and the flowing therefore sorting wind easily becomes laminar flow.Therefore, it is possible to The sorting wind that supply flowing is stable.

And then, the most preferably, above-mentioned windmill includes: can conveying orthogonal direction when top view The blade part that axle center rotates；With the blower-casting of the above-mentioned blade part of covering, above-mentioned second wind path and said fans housing The upper lateral part connection of conveying top.

Constitute according to eigen, by making the second wind path connect with the conveying top upper lateral part of blower-casting so that utilize U Second wind path of z bend shape, it is possible to be easily configured the u turn shape of the conveying side, top that sorting wind is supplied to screen box Second wind path of shape.

And then, the most preferably, above-mentioned screen box is formed with the sorting wind institute from above-mentioned second wind path The 3rd wind path flowed through.

Constituting according to eigen, the sorting from the second wind path is distinguished and admirable through the 3rd wind path, it is possible to reliably to screen box Top supply sorting wind.

And then, the most preferably, the inlet portion of above-mentioned 3rd wind path is arranged at the conveying top of above-mentioned screen box Side longitudinal wall.

Constitute according to eigen, due to inlet portion wall opening before the side, conveying top of screen box of the 3rd wind path, accordingly, it is capable to Enough inlet portion connections easily making the second wind path and the 3rd wind path connect.

And then, the most preferably, the inlet portion of above-mentioned 3rd wind path is arranged at the conveying top of above-mentioned screen box Side lower wall.

Constitute according to eigen, due to inlet portion wall opening under the side, conveying top of screen box of the 3rd wind path, accordingly, it is capable to Enough inlet portion connections easily making the second wind path and the 3rd wind path connect.

And then, the most preferably, including screen box and the windmill to above-mentioned screen box supply sorting wind, at above-mentioned sieve Case is equipped with: be arranged at the first grain pan of the conveying side, top of above-mentioned screen box；It is arranged at the lower section of above-mentioned first grain pan Second grain pan；It is arranged at the sorting portion of leaking down in the feeding terminal portion of above-mentioned first grain pan；And it is arranged at above-mentioned second paddy The scalping of feeding terminal side of grain dish, above-mentioned leak down sorting portion be configured at the top of above-mentioned second grain pan and be above-mentioned slightly The position of the top of sieve.

Constitute according to eigen, by making sorting portion to extend to the top of scalping so that supply by leaking down to scalping Sorting portion sort roughly after threshing processed material.Therefore, it is possible to alleviate the sorting load being applied to scalping.If it addition, can Alleviate the sorting load being applied to scalping, then can not make scalping and then not make sheller unit sort substantial amounts of work with maximizing Thing.

And then, the most preferably, above-mentioned second grain pan and above-mentioned scalping are arranged in roughly the same height.

Constitute according to eigen, owing to there is no jump between the second grain pan and scalping, the therefore sorting wind of windmill Flowing is good.Further, since utilize leak down sorting portion sort threshing processed material roughly, even if therefore the second grain pan with Being not provided with jump between scalping, threshing processed material also will not block.

And then, the most preferably, above-mentioned scalping is inclined to when observing from side on feeding terminal side rise.

Constituting according to eigen, threshing processed material is directed to carry side, top along the inclination of scalping, thus easily from Under the conveying top side leakage of scalping.Therefore, it is possible to reclaim grain, therefore, it is possible to realize in the side, top of conveying as far as possible of sheller unit The reduction of the loss of grain.Further, since threshing processed material is leaked down, sorting portion sorts roughly, therefore, even if scalping tilts Becoming and rise on feeding terminal side, threshing processed material also will not block.

[4] solution corresponding to problem [4] is as follows.

It is a feature of the present invention that and be equipped with: the first homework department；Second homework department different from above-mentioned first homework department； And threeth homework department different from above-mentioned first homework department and above-mentioned second homework department, being equipped with near driver's seat can Action bars to the instruction action of above-mentioned first homework department, is equipped with on aforesaid operations bar and is formed with first and second hold Holding portion, make the thumb of operator be positioned at above-mentioned first, above-mentioned second face is and above-mentioned first different face, makes beyond thumb Four fingers be positioned at above-mentioned second, above-mentioned first is equipped with the first instruction input mechanism, this first instruction input Mechanism can to the contrary action of instruction of above-mentioned second homework department, and make thumb along above-mentioned first and around referring to that root swings, Input contrary action command, above-mentioned second is equipped with the second instruction input mechanism, this second instruction input mechanism Above-mentioned 3rd homework department can be indicated contrary action, and the pressing of the arbitrary finger by four fingers beyond thumb Operation inputs contrary action command.

Constitute according to eigen, owing to the first instruction input mechanism and the second instruction input mechanism are disposed in different faces On, therefore compared with the situation being arranged at the same face, the maloperation of two mechanisms reduces.It addition, the first instruction input mechanism is logical Cross and make thumb along first and swing, around finger root, the mechanism carrying out inputting, and the second instruction input mechanism is to pass through thumb The pressing operation of arbitrary finger of four fingers in addition carries out the mechanism inputted, and two mechanisms can be by simple finger Operation carries out input operation, and therefore operability is excellent, even if in situation about operating action bars and said mechanism simultaneously Under, it is also possible to operate input reliably.

And then, the most preferably, above-mentioned first instruction input mechanism is rocker switch.

Constituting according to eigen, the first instruction input mechanism is the rocker switch that can alternatively select different inputs (mutual change type switch), therefore, will not be simultaneously emitted by contrary action command, it is possible to accurately input for the second homework department Action command.Further, by the style characteristic of rocker switch, owing to two input positions are linked by the face smoothed, the most only By making thumb along the surface wobble of rocker switch, thumb is just made to move to another input position from an input unit position. So, constitute according to eigen, it is therefore prevented that the input operation mistake of the first instruction input mechanism, and be capable of the first instruction The input operation smoothly of input mechanism.

And then, the most preferably, above-mentioned second instruction input mechanism is rocker switch.

Constituting according to eigen, the second instruction input mechanism is the rocker switch that can alternatively select different inputs, It is thus possible, for instance forefinger is positioned over one input position and middle finger is positioned over another input position in the case of, it is not necessary to Make whole hands movable, only just can be carried out the input operation of the second instruction input mechanism by the pressing operation of arbitrary finger.And And, contrary action command will not be simultaneously emitted by by two fingers, it is possible to accurately input the action for the 3rd homework department Instruction.So, constitute according to eigen, it is possible to easily carry out the input operation of the second instruction input mechanism, and prevent The input operation mistake of the second instruction input mechanism.

And then, the most preferably, it is formed with the upper table of the palm of the hands of mounting operator in above-mentioned grip part Face, this upper surface is and above-mentioned first and above-mentioned second different face, and above-mentioned first instruction input mechanism is formed at gripping The sidepiece of the side close to operator in portion, above-mentioned second instruction input mechanism is formed at the side away from operator of grip part Sidepiece.

Constitute according to eigen, when the state being positioned on the upper surface of action bars with the palm of hands holds action bars, Inadequate figure need not be in, but make thumb be positioned at first and make other four fingers be positioned at second with natural figure Face.

And then, the most preferably, above-mentioned second instruction input mechanism is offside to be inclined to further away from operator State in lower section arranges.

Constitute according to eigen, the action bars of the type held from top as above, the second instruction input machine Structure is inclined to be located lower section further away from operator, and therefore, the finger (little finger of toe) being more remote from health bend into the biggest.Its result For, hold little finger of toe side forcefully, make power act on hands and finger firmly, it is possible to correctly the second instruction input mechanism is entered Row operation.

And then, the most preferably, above-mentioned upper surface is inclined to be located lower section further away from operator.

Constituting according to eigen, the upper surface of action bars is inclined to be located lower section further away from operator, therefore, holds behaviour The hands making bar becomes the state that outside declines.Now, forearm is naturally along the state of the inclination set about, to avoid becoming wrist The state reversed.As a result of which it is, ancon is near health, becomes the state that armpit is closed, compared with the state that armpit is opened, be difficult to Shoulder is applied burden.

And then, the most preferably, above-mentioned second instruction input mechanism along above-mentioned upper surface towards arranging.

Generally, can strongly play pressing operation power in four fingers in addition to thumb is forefinger, middle finger, nothing Name refers to.Further, when holding action bars from top, the end of three above-mentioned fingers is positioned at distance upper surface substantially phase The position of same distance.Constitute according to eigen, under natural state, make any two hands in forefinger, middle finger and the third finger Referring to be positioned at the second instruction input mechanism, the processing ease of the second instruction input mechanism is carried out.

And then, the most preferably, above-mentioned second is inclined to further away from operator offside when top view In rear.

Constituting according to eigen, the posture of hands is the state outwardly opened relative to fore-and-aft direction when top view, because of This, armpit is naturally in the state closed, even if make arm fore-aft travel to operate action bars forwards, backwards, it is right to be not easy to Shoulder and ancon etc. apply burden.

And then, the most preferably, above-mentioned first is inclined to further away from operator offside when top view In front.

Constituting according to eigen, the posture of hands is the state outwardly opened relative to fore-and-aft direction when top view, because of This, armpit is naturally in the state closed, even if make arm fore-aft travel to operate action bars forwards, backwards, it is right to be not easy to Shoulder and ancon etc. apply burden.

And then, the most preferably, above-mentioned first homework department is the speed change gear of traveling variator, aforesaid operations Bar is can be to the gear lever of above-mentioned speed change gear instruction gear shifting operation.

Constitute according to eigen, owing to using arranging the first instruction input mechanism and second on the gear lever that frequency is high to refer to Making input mechanism, the movement of the hands that thus be accordingly used in the operation input of these mechanisms can be less.

And then, the most preferably, above-mentioned gear lever is main shift lever.

Constitute according to eigen, the main shift lever typically held all the time arranges the first instruction input mechanism and second and refers to Make input mechanism, be therefore no need to the operation input of these mechanisms and specially make hands move.

And then, the most preferably, above-mentioned second homework department or above-mentioned 3rd homework department are to make the portion of extracting lift The elevating control portion that extracts or make be equipped on the above-mentioned rake extracting portion and hold together the reel elevating control portion of reel lifting.

Constitute according to eigen, it is possible to utilize action bars to operate the first homework department, while with the hands that hold action bars Carry out the descending operation in the portion that extracts or the descending operation of reel such that it is able to become the united reaper that operational circumstances is excellent.

And then, the most preferably, above-mentioned second homework department is to make what the portion of extracting lifted to extract elevating control portion.

Constitute according to eigen, it is possible to utilize action bars to operate the first homework department, while with the hands that hold action bars Carry out the descending operation in the portion that extracts, thus become the united reaper that operational circumstances is excellent.Further, it is positioned at than it due to utilization He carries out input operation, therefore the 3rd operation to the first instruction input mechanism by four fingers thumb near the position of bodyside Portion is in the homework department of the position of side more forward than the portion that extracts (away from bodyside), in this case, it is possible to be intuitively interpreted as The mechanism that can indicate that the descending operation in the portion of extracting is the first instruction input mechanism, is not likely to produce and the second instruction input mechanism Mistake.

And then, the most preferably, above-mentioned second homework department is that the harvesting portion making harvesting field crops lifts Harvesting elevating control portion.

Constitute according to eigen, it is possible to utilize action bars to operate the first homework department, while with the hands that hold action bars Carry out the descending operation in harvesting portion such that it is able to become the united reaper that operational circumstances is excellent.

And then, the most preferably, above-mentioned 3rd homework department is the reel elevating control making rake hold together reel lifting Portion.

Constitute according to eigen, it is possible to utilize action bars to operate the first homework department, while with the hands that hold action bars Carry out harrowing the descending operation of reel such that it is able to become the united reaper that operational circumstances is excellent.Further, utilization is positioned at ratio Thumb carries out input operation away from other four fingers of the position of bodyside to the second instruction input mechanism, and therefore second makees Industry portion is in holding together the homework department of the position of reel side rearward (close to bodyside) than rake, in this case, it is possible to intuition is geographical Solving the mechanism for can indicate that the descending operation harrowing reel is the first instruction input mechanism, is not likely to produce and the first instruction input Mechanism is mistaken.

And then, the most preferably, above-mentioned 3rd homework department is the rotocycle making rotocycle lift Elevating control portion, above-mentioned rotocycle carries out pulverization process to the stem stalk residuing in field after harvesting crop.

Constitute according to eigen, it is possible to utilize action bars to operate the first homework department, while with the hands that hold action bars Carry out the descending operation of rotocycle such that it is able to become the united reaper that operational circumstances is excellent.

And then, the most preferably, guide the bar guide of aforesaid operations bar to be equipped on the seat surface with driver's seat Roughly the same height and position.

Constitute according to eigen, it is possible to action bars is configured at the maneuverable height and position of operator.

And then, the most preferably, aforesaid operations bar is equipped on the right side of driver's seat.

Constitute according to eigen, such as when carrying out advancing on road in the country kept to the right by legal provisions, energy Enough with (driver's seat: on the left of car body, gear levers: the right side of driver's seat) such as the general automobiles with this state identical feel carry out speed change Operation.

And then, the most preferably, above-mentioned first homework department is the speed change gear of traveling variator, including front-wheel And trailing wheel, above-mentioned traveling variator drives above-mentioned front-wheel and above-mentioned trailing wheel.

Constitute according to eigen, compared with track combine, be favourable for the traveling on the road beyond field 's.

And then, the most preferably, above-mentioned trailing wheel is deflecting roller, is equipped with and above-mentioned trailing wheel is carried out steering operation Steering wheel.

According to eigen constitute, owing to trailing wheel is deflecting roller, therefore with front-wheel be deflecting roller situation compared with, it is possible to incite somebody to action back Turning radius and be set to little, becoming can be at the narrow and small local united reaper turned.Further, owing to being that trailing wheel is entered by utilization orientation dish The composition of row steering operation, therefore compared with turning-bar etc., it is possible to will turn to the supporting member operational ton relative to unit revolution amount It is set to big, it is possible to fine instruction revolution amount, but also resolute revolution operation can be carried out.

Accompanying drawing explanation

Fig. 1 is the basic schematic diagram constituted of the crawler travel device of the first embodiment that the present invention is described.

Fig. 2 is one of specific embodiment of crawler travel device of the first embodiment of representing and being equipped with the present invention The overall side view of united reaper.

Fig. 3 is the side view of crawler travel device.

Fig. 4 is the sectional view of the IV-IV line along Fig. 3.

Fig. 5 is the sectional view of the V-V line along Fig. 3.

Fig. 6 is the sectional view of the line VI--VI along Fig. 3.

Fig. 7 is the top view of the driving and reversing mechanism representing supporting tightener sprocket.

Fig. 8 is the axonometric chart of the mounting structure representing crawler belt guide.

Fig. 9 is the side view of the ordinary combine harvester representing second embodiment of the present invention.

Figure 10 is the top view representing ordinary combine harvester.

Figure 11 is to represent dust absorption fan and catch the side view cutaway drawing of parts.

Figure 12 is to represent dust absorption fan and catch the elevational cross-sectional view of parts.

Figure 13 is to represent dust absorption fan and catch the vertical view cutaway drawing of parts.

Figure 14 is to represent dust absorption fan and catch the exploded perspective view of parts.

Figure 15 is the dust absorption fan of other embodiments representing second embodiment of the present invention and catches dividing of parts Solve axonometric chart.

Figure 16 is the side view cutaway drawing of the sheller unit representing third embodiment of the present invention.

Figure 17 is the side view cutaway drawing of the toe lateral representing sorting portion.

Figure 18 is the anterior elevational cross-sectional view representing sorting portion.

Figure 19 is the side view cutaway drawing of the left side of the toe lateral representing sorting portion.

Figure 20 is the side view cutaway drawing of the right side of the toe lateral representing sorting portion.

Figure 21 is the line chart of the power transfer path representing power transmission shaft.

Figure 22 is to represent the first sieve line and the top view of the second sieve line.

Figure 23 is to represent the first sieve line and the three-dimensional cutaway view of the second sieve line.

Figure 24 is the side view cutaway drawing of the rear portion side representing sorting portion.

Figure 25 is to represent the first strawwalker, the second strawwalker and the top view of the 3rd strawwalker.

Figure 26 is to represent the first strawwalker, the second strawwalker and the three-dimensional cutaway view of the 3rd strawwalker.

Figure 27 is the overall side view of the united reaper of the 4th embodiment representing the present invention.

Figure 28 is the top view representing Drive Section.

Figure 29 is the front view representing Drive Section.

Figure 30 is the top view of the periphery representing main shift lever.

Figure 31 is the partial cutaway in the front view representing main shift lever periphery when main shift lever is positioned at operation forward area View.

Figure 32 is the axonometric chart representing Drive Section.

Figure 33 is the XXXIII-XXXIII sectional view in Figure 31.

Figure 34 is the overall of the corn picker of other embodiments of the 4th embodiment being denoted as the present invention Side view.

Detailed description of the invention

[the first embodiment]

Hereinafter first embodiment of the present invention is illustrated.

Before the detailed description of the invention of the harvester of the first embodiment to the present invention illustrates, use Fig. 1 pair The basic structure with inventive feature illustrates.

This crawler travel device 1 includes the crawler belt being supported on the organism frame 3 of the working truck such as united reaper and backhoe Frame 20.Track frame 20 extends along body fore-and-aft direction pair of right and left, illustrates the track frame on the left of direction of advance in FIG 20.It is configured with drive sprocket 21 in the front portion of track frame 20, is configured with tightener sprocket 22 at the rear portion of track frame 20.Cross over and drive Sprocket wheel 21 and tightener sprocket 22 are around hanging with crawler belt 26.It is configured with in the lower section of track frame 20 and guides crawler belt more than 26 along direction, ground Individual roller 23.

Roller 23 is the structure utilizing roller shaft 8 to link the roller halfbody 23a of pair of right and left.At track frame 20 Lower surface be provided with the installing component 6 defining female thread 6a, above-mentioned female thread 6a is used for installing roller 23.Roller 23 via Installation unit 60 is installed on installing component 6 by fixing bolt 90, and result can be installed on track frame 20 removably.In order to strengthen Screw threads for fastening based on fixing bolt 90, female thread 6a needs enough length, and therefore, installing component 6 is formed by thick walled part, Installing component 6 is also as the reinforcing plate function of the frame body (generally using the structural sections such as cornue) constituting track frame 20.Separately Outward, installing component 6 preferably, is not a strip member, and is divided into multiple installing component from the viewpoint of re-quantization Sheet configures off and on.

Owing to being provided with multiple roller 23 in an installation unit 60, therefore single by taking off installation from installing component 6 Unit 60, the roller 23 of multiple units is also removed.Installation unit 60 by pair roller axle 8 carry out axle supporting Boss features 60B and Channel member 60A fixing this Boss features 60B is constituted.Boss features 60B is cylinder, and the internal face at two ends is equipped with axle Hold, the roller shaft 8 running through Boss features 60B is carried out axle supporting.Roller halfbody 23a is individually fixed in from Boss features 60B's The protuberance of the roller shaft 8 that two ends are prominent.

Channel member 60A is the elongate members producing the recess of opening downwards in inside, and its cross section is essentially down U Font, door shape, arch, but solid part or cross-section next door can also be set in the midway of fore-and-aft direction.Channel member 60A upper Surface element be formed as at least partially horizontal plane and be formed at installing component 6 bottom abut plane-plane contact.Multiple convex Platform parts 60B is in the way of the side surface part that the left and right end crossed over from the upper surface part of this channel member 60A hangs down, before and after body Direction is separated predetermined space ground and is preferably engaged by welding.It addition, in order to ensure channel member 60A and Boss features 60B it Between weld length, and form the continuing surface of arc-shaped keeping Boss features 60B in its side surface part, or be provided as connecting The flange plate of the auxiliary of relaying material function.

Upper surface part in channel member 60A makes fixing bolt 90 with not overlapping with Boss features 60B being arranged at intervals with The through hole passed through.This through hole is corresponding to the position of the female thread 6a of installing component 6.Thus, can by installation unit 60 In the case of being fixed on installing component 6 removably, make to be inserted by through hole from the lower opening of the groove being formed at channel member 60A The fixing bolt 90 entered screws with the female thread 6a of installing component 6.

It follows that use accompanying drawing that one of detailed description of the invention of crawler travel device 1 of the present invention is illustrated.This shoe Band moving device 1 is equipped on united reaper.Fig. 2 is the side view of united reaper.

As in figure 2 it is shown, this united reaper is ordinary combine harvester, before and after edge is as direct of travel, direction is prolonged The lower section of the organism frame 3 stretched has the crawler travel device 1 of pair of right and left, by from being arranged at the lower section driving seat 11 The driving force of electromotor (not shown) drive the crawler travel device 1 of this pair of right and left, the most automatically advance.At body frame The front portion of frame 3 is linked with the portion of extracting 10, is equipped with sheller unit 12 and grain box 13 at the rear portion of organism frame 3.Extract portion 10 Declining job position and oscillating lifting between non-job position can be risen by hydraulic cylinder 15.This united reaper passes through Make the portion that extracts 10 be positioned at decline job position and make traveling body advance, thus carry out the harvesting of Oryza sativa L., Semen Tritici aestivi etc..

Extract portion 10 include by become the fringe point side of the crop extracting object hold together towards rear rake rotating drum 10a, general The strain root cut-out of crop carries out extracting device 10b and being carried to body rear side by straw of the hair-clippers subtype extracted And it is supplied to the feeder 12a etc. of sheller unit 12.Grain box 13 reclaims and stores the threshing grain from sheller unit 12 conveying. The threshing grain stored is transported to outside by auger 14.

Fig. 3 is the overall side view of the crawler travel device 1 representing left side.Fig. 4 is along the IV-IV line in Fig. 3 Sectional view.As shown in Figure 3 and Figure 4, crawler travel device 1 includes the track frame 20 extended along the longitudinal direction as matrix.Crawler belt Frame 20 is to be supported on organism frame 3 via front rack 16a and tail-bracket 16b in the way of organism frame 3 suspention.Track frame 20 is The cornue of quadrangular section.

At the position, front of track frame 20, via the installation portion being connected with front rack 16a, track frame 20 and organism frame 3 Part 16c, is provided with the drive sprocket 21 being supported on change speed gear box 17.In the rearward end of track frame 20, via being supported on track frame 20 Driving and reversing mechanism 30 tightener sprocket 22 is installed.The crawler belt 26 of rubber is winded on drive sprocket 21 and tightener sprocket 22.? Between drive sprocket 21 and tightener sprocket 22, be configured with 6 rollers 23 in the lower section of track frame 20, roller 23 to crawler belt 26 The band edge of ground side loopback guides.Drive sprocket 21 and tightener sprocket 22 engage with the teeth portion being formed at valley 26c, above-mentioned Valley 26c is formed between core components projection 26a of pair of right and left, and core components projection 26a is arranged at and is embedded in the vertical of crawler belt 26 The core components at the multiple positions on length direction.Roller 23 by cross over pair of right and left core components projection 26a in the way of by crawler belt 26 Press-in ground.

Multiple rollers 23 are supported on track frame 20 via the installation unit 60 being divided into front side and rear side.For installation unit 60 And the bolt between track frame 20 is fixed, and is welded and fixed in the installation position with installation unit 60 of the lower surface of track frame 20 There is installing component 6.This installing component 6 has the thickness of the several times of the wall thickness of the track frame as each pipe, also as track frame 20 Reinforcing plate function.It is provided through hole at installing component 6, is formed with the female thread fixed for bolt at this through hole 6a.And then, when bolt is fixed, the lower surface at track frame 20 is also equipped with for dodging from the prominent bolt of installing component 6 The opening 20a of terminal part.

In this embodiment, 6 rollers 23 be divided into be made up of 3 rollers 23 before and after two groups, each group is installed on and is divided into Front side and the installation unit 60 of rear side.These two installation unit 60 bolts as described above are fixed on track frame 20.The peace of front side Dress unit 60 is identical with the installation unit 60 not shape of rear side, but does not has substantial difference, the most common Illustrate.

Installation unit 60 is made up of with the Boss features 60B being welded in this channel member 60A channel member 60A.Channel-shaped portion Part 60A is the strip member being made up of the base plate 62 being sheet material and left side plate portion 61.Left side plate portion 61 is respectively the end of from The left and right end in plate portion 62 at right angles to connects relative to base plate 62, produces between base plate 62 and left side plate portion 61 The inner space of the square-section of opening downwards.It addition, base plate 62 and side plate can also be used as channel member 60A 61 channel-section steels being integrated.Boss features 60B is the cylinder of external diameter constant, between its axial length is than left side plate portion 61 Every length.Its result is, Boss features 60B has the part highlighted laterally from side plate 61.At side plate 61 and roller 23 Installing space is provided with the otch of semicircle shape ordinatedly, is embedded into the state in this otch with the outer peripheral face by Boss features 60B, Side plate 61 is welded with Boss features 60B.

Roller 23 is fixed on the roller halfbody 23a structure of the pair of right and left at the two ends of this roller shaft 8 by roller shaft 8 and bolt Become.Internal face at two end regions of Boss features 60B is configured with the ball bearing 80 of supporting rollern axle 8, is supported by roller shaft 8 For rotating.It is equipped with seal member 81 in the outside of each ball bearing 80.Roller shaft 8 is longer than Boss features 60B, from convex The protuberance of the roller shaft 8 that the two ends of platform parts 60B are prominent is respectively fixed with roller halfbody 23a.It is formed with profit in roller shaft 8 Consistent lubricant hand-hole 8a, the grease injected from the grease nipple of the end being arranged at roller shaft 8 passes through grease filling hole 8a, is filled in the space being formed between the internal face of Boss features 60B and the ball bearing 80 of pair of right and left.It is additionally formed The dredging discharging mechanism of release overpressure when having the grease pressure in this space to raise.This dredging discharging mechanism is and is arranged at boss portion The perisporium of part 60B run through the connector 82 that screwed hole screws, this connector 82 is formed with axial through hole 82a as releasing Hole.

It is as noted previously, as 3 rollers 23 integrated with installation unit 60, therefore, by being fixed on by installation unit 60 Track frame 20, and 3 rollers 23 are fixed on track frame 20.In order to installation unit 60 is fixed to track frame 20, and make to fix Bolt 90 inserts the through hole 62a being arranged at base plate 62 between left side plate portion 61, and is formed with female thread 6a's The through hole of installing component 6 screws.Between the bolt head and the base plate 62 of channel member 60A of fixing bolt 90, at pad Backing plate 91 is accompanied beyond circle and spring washer.This backing plate 91 can be arranged for each fixing bolt 90, but can also be pin The strip plate that multiple fixing bolts 90 are shared.Backing plate 91 is fixed on track frame 20 by welding etc..And then, permissible from Fig. 3 Clear, for each installation unit 60, two installing components 6 configure the most at spaced intervals.In each installing component 6 Being provided with two through holes defining with fixing the female thread 6a that bolt 90 screws, these two through holes press from both sides when side-looking is observed Roller 23.Owing to the lower section of fixing bolt 90 is open, therefore bolt fixed operation is easy.It addition, it is arbitrary fixing The left and right sides of bolt 90 is all covered by side plate 61, and the probability directly bearing muddy water and foreign body is little.

As it is shown in figure 5, the guide wheel 25 guiding the upside loopback band edge of crawler belt 26 is of virtually and roller 23 Identical structure, roller shaft 8 and bolt the guide wheel halfbody 25a of the pair of right and left being fixed on the two ends of this roller shaft 8 is constituted. The guide wheel installation unit 63 that guide wheel 25 is installed to track frame 20 is also similar with the installation unit 60 of roller 23.This guiding Wheel installation unit 63 is made up of bracket 63A and Boss features 63B, Boss features 63B and the Boss features 60B of installation unit 60 Identical.Bracket 63A is made up of the carrier frame plate of pair of right and left, and its one end is welded with Boss features 63B respectively, and the weldering of its other end It is connected to the upper surface of track frame 20.Certainly, this guide wheel installation unit 63 can also be as the installation unit 60 of roller 23 Ground uses the composition with track frame 20 bolt link.Alternatively, it is also possible to make bracket 63A be connected with tail-bracket 16b, above-mentioned tail-bracket Track frame 20 is connected by 16b with organism frame 3.

As shown in Figure 6 and Figure 7, tightener sprocket 22 is assembled in the driving and reversing mechanism 30 of the rearward end being arranged at track frame 20, Can be relative to track frame 20 mobile regulation along the longitudinal direction.Tightener sprocket 22 via be arranged at its boss portion ball bearing and Tensioning shaft 22b can be supported on rotatably.The 22a not trapezoid cross section, sprocket wheel portion of tightener sprocket 22, but have under trapezoidal Add the cross sectional shape of tetragon, improve intensity by adding this quadrangular section.Its result is, tightener sprocket 22 has The biggest diameter.

Driving and reversing mechanism 30 includes holding unit 31, support rod 32 and regulation screw mechanism 33.Holding unit 31 is by tabular Base 31b is constituted with the pair of right and left side plate 31a on the surface of the rear side being erected on this base 31b.Tensioning can be supported rotatably The tensioning shaft 22b of sprocket wheel 22 is by pair of right and left side plate 31a double base.It is linked with before body on the surface of the front side of base 31b Rear is to the support rod 32 extended.Support rod 32 has consistent or substantially uniform with the inside cross-sectional of the quadrilateral shape of track frame 20 The outer lateral section of quadrilateral shape, guide by the inner surface of track frame 20 and can be slidably inserted into along body fore-and-aft direction The inside of track frame 20.

Regulation screw mechanism 33 clips track frame 20 and has pair of right and left.Each regulation screw mechanism 33 has as threaded rod Regulation threaded body 33a, the first threaded body carrier 33b and the second threaded body carrier 33c.First threaded body carrier 33b It is fixed on the base 31b of holding unit 31, the second threaded body carrier 33c and is fixed on the bracket 27 linked with track frame 20.The One threaded body carrier 33b and the second threaded body carrier 33c keeps in the way of regulation threaded body 33a is parallel with support rod 32 Regulation threaded body 33a.First threaded body carrier 33b have with regulation threaded body 33a threaded portion screw run through screwed hole. Second threaded body carrier 33c has connecting hole, and this connecting hole is conditioned the main part of threaded body 33a to be run through and forbids and adjust Axially opposite movement between joint threaded body 33a.It is to say, this regulation screw mechanism 33 is by the first threaded body carrier 33b is used as the screw-type reciprocating device of block component.Therefore, by making regulation threaded body 33a rotate to a direction, make Obtain tightener sprocket 22 to advance, by making regulation threaded body 33a to another while being supported by bar 32 and track frame 20 guiding Direction rotates so that tightener sprocket 22 retreats.By tightener sprocket 22 relative to this track frame 20 along body fore-and-aft direction Mobile regulation, produces the optimum tension of crawler belt 26, thus tightener sprocket 22 is fixed on its optimum position.

It addition, it is understood that work as and installation unit 60 is fixed in the fixing bolt 90 of track frame 20 from Fig. 4 and Fig. 7 The end of fixing bolt 90 of close tightener sprocket 22 when entering into the inside of track frame 20, interfere with support rod 32. Accordingly, it is possible to the length of the fixing bolt 90 interfered with support rod 32 and insert the installing component 6 of this fixing bolt 90 Length is set as, even if farthest being fastened by fixing bolt 90, the end of fixing bolt 90 also will not arrive track frame 20 Inside.

As shown in Fig. 4, Fig. 5, Fig. 6, the roller halfbody 23a of the pair of right and left of 6 rollers 23 lays respectively at a left side for crawler belt 26 Two lateral outer side of core components projection 26a of right a pair, and supporting role is in the inner peripheral surface of crawler belt 26.As shown in figures 3 and 8, The crawler belt guide 28 that will be formed in the press-in of valley 26c between core components projection 26a of this pair of right and left is bolted and is fixed on The side plate 61 of channel member 60A of installation unit 40.

This crawler belt guide 28 is by the skiing guide body portion 28a of tabular and is provided projectingly on this guide body portion The installation portion 28b of the upper surface of 28a is constituted, and guide body portion 28a and installation portion 28b is integrally formed by casting.Guide The width of part main part 28a is corresponding to valley 26c of crawler belt 26, and the width of installation portion 28b is corresponding to the left and right of channel member 60A The interval of side plate 61.At side plate 61 and installation portion 28b, the centre position between adjacent roller shaft 8 is provided with shared Through hole 61a, 28c, utilize this through hole 61a, 28c, make crawler belt guide 28 and installation unit 40 bolt link.

[other embodiments of the first embodiment]

(1) in the first above-mentioned embodiment, 3 rollers 23 are equipped on 1 installation unit 60 as a set of, but are equipped on The quantity of the roller 23 of 1 installation unit can also be two, it is also possible to is more than 4.

(2) in the first above-mentioned embodiment, the shape of all of roller 23 is identical, but can also combine not The roller 23 of similar shape.

(3) in the first above-mentioned embodiment, about crawler belt guide 28, guide body portion 28a and installation portion are made 28b is integrally formed, but can also be separately formed afterwards by welding being directed to part main part 28a and installation portion 28b Link.

(4) in the first above-mentioned embodiment, track frame 20 is tetragon or foursquare tubing, but can also be Other polygon or the tubing of circle.Now, the support rod 32 of the inside being embedded into track frame 20 also has and track frame 20 The cross section that is suitable for accordingly of inside cross-sectional.

(5) in the first above-mentioned embodiment, installing component 6 for multiple standing screws 90 by the strip plate shared Material is constituted, but can also be for the short slab material i.e. only forming a female thread 6a for a fixing bolt 90.

(6) in the first above-mentioned embodiment, track frame 20 is fixed on body 3, but can also use track frame 20 The composition of organism frame 3 it is supported on freely via the swinging operation supporting arm freely of front and back a pair and descending operation.

[the second embodiment]

Hereinafter second embodiment of the present invention is illustrated.

First, utilize Fig. 9-Figure 11 to the ordinary combine harvester of second embodiment of the present invention be monolithically fabricated into Row explanation.

As shown in Figure 9 and Figure 10, ordinary combine harvester has caterpillar traveling body 101.At traveling machine The front portion of body 101 is provided with Drive Section 102.Sheller unit 103 He it has been arranged side by side in left-right direction at the rear of Drive Section 102 Grain box 104.It addition, be provided with the portion of extracting 105 in the front of traveling body 101.It is provided with will cut at the rear portion extracting portion 105 Take straw and be delivered to the feeder 106 of sheller unit 103.

As shown in figure 11, feeder 106 carries in feeder case 107 and extracts straw.Leading section at feeder case 107 Rotatably it is supported with front side rotary body 108.Rearward end at feeder case 107 is rotatably supported with rear side rotary body 109.Front side rotary body 108 and rear side rotary body 109 are wound with the chain 110 of pair of right and left.In pair of right and left Chain 110 is provided with delivery board 111.The chain 110 of pair of right and left passes through not shown positive rotation mechanism to arrow A1 direction rotates forward, and is inverted to the direction contrary with arrow A1 by not shown reversing device.

It addition, the top board 170 at feeder case 107 is formed with suction port 170a.Being provided above of suction port 170a Aspirate the dust in feeder case 107 from suction port 170a and be emitted into the dust absorption fan 112 of outside.Install at suction port 170a There are the seizure parts 120 being described in detail later.

It follows that utilize Figure 12-Figure 14 that dust absorption fan 112 is illustrated.

As shown in Figure 12-Figure 14, dust absorption fan 112 around left and right towards axle center X1 rotate.Dust absorption fan 112 is by motor 113 drive.Dust absorption fan 112 is covered by blower-casting.Further, dust absorption fan 112 is configured at the top board 170 of feeder case 107 Left horizontal end near.The lower end part of the rotational trajectory in dust absorption fan 112 is in the periphery (or near it) of suction port 170a.Inhale The ora terminalis in the dust flow direction downstream in dirt fan 112 is about same with the outer surface of the lateral piece 171 of feeder case 107 Simultaneously.

Blower-casting 115 includes suction side shell 116 and discharge side housing 117.Suction side shell 116 is relative to dust suction wind Fan 112 is configured at dust flow direction upstream side.Discharge side housing 117 is configured at dust flowing side relative to dust absorption fan 112 Downstream side.Suction side shell 116 is linked by bolt 118 with discharge side housing 117 with can dismounting (can release link). The outer surface substantially position of the lateral piece 171 of suction side shell 116 and the linking portion of discharge side housing 117 and feeder case 107 On the same face.

The lower end of suction side shell 116 is equivalent to " securing member " of the present invention by knob nut 125() and from top 170 Stud 124(prominent upward is equivalent to " protruding part " of the present invention) link.Multiple (such as four) stud 124 is from top board 170 highlight upward.Four bolt hole 116a inserting stud 124 it are formed with in the lower end of suction side shell 116.Suction side shell The lower end of body 116 is pressed framework (being equivalent to " pressing component " of the present invention) and is pressurized from above by.It addition, at suction side shell Opposed with dust absorption fan 112 in 116 is formed in part with the recess 116b recessed to dust absorption fan 112 side.

Recess 116b be formed in suction side shell 116 with dust absorption fan 112 on the direction of axle center X1 opposed Part.The recessed direction of recess 116b is the outer direction of body horizontal stroke (the outer direction of left horizontal stroke).

Motor 113 is configured at dust flow direction upstream side relative to dust absorption fan 112.It is to say, motor 113 is relative In dust absorption fan 112 from dust flow direction upstream side input power.Further, motor 113 is configured at suction port 170a and dust suction Between fan 112.The dust flow path that motor 113 and dust flow through is divided.Specifically, motor 113 is at recess In the interval that 116b is opposed with dust absorption fan 112, quilt cover 119 covers.Further, motor 113 is to run through recess 116b(recess The bottom of 116b) state be supported by.

It is formed with four bolt hole 126a inserting stud 124 in pressing framework 126.Pressing framework 126 passes through knob The lower end of nut 125 and suction side shell 16 jointly fastens and is linked to stud 124.It is to say, pressing framework 126 passes through knob Nut 125 jointly fastens be linked to stud 124 with suction side shell 116 and seizure parts 120.It addition, on pressing framework 126 The chopper 114 of motor 113 is installed via installation stay 127.It is to say, the chopper 114 of motor 113 and dust suction Fan 112 is adjacent to equipment.

It follows that utilize Figure 12-Figure 14 to illustrate catching parts 120.

As shown in Figure 12-Figure 14, catch parts 120 and catch the straw towards dust absorption fan 112 flowing.Catch parts 120 Lower end clamping supporting by the top board 170 of feeder case 107 with suction side shell 116.Catch parts 120 to be configured to relative to feeding Glassware case 107 can dismount.Specifically, catch parts 120 to be total to by the lower end of knob nut 125 with suction side shell 116 It is linked to stud 124 with fastening.Further, catching parts 120, to have multiple (being three in present embodiment) pole 121(suitable " bar-like member " in the present invention) and the front and back scaffold 122 and 123 of a pair.

Pole 121 is crossed over suction port 170a and is configured in the most Uncrossed mode.Specifically, pole 121 be configured to The conveying direction (fore-and-aft direction) of feeder 106 is almost parallel.Further, three poles 121 are spaced apart predetermined space (such as phase Configure at equal intervals).The total length of suction port 170a is crossed in gap between pole 121 adjacent one another are in three poles 121 (fore-and-aft direction) formed.Pole 121 is only configured at the left side in the width B of the left and right directions of suction port 170a (lateral out Side).Pole 121 is configured to the upper surface of the top board 170 unlike feeder case 107 and highlights upward.It is to say, pole 121 It is configured at the lower surface of the scaffold 122 and 123 of before and after a pair.

Front and back the scaffold 122 and 123 of a pair is configured at the upper surface of top board 170 of feeder case 107.Front and back a pair Scaffold 122 and 123 in front side scaffold 122 along suction port 170a cephalolateral margin configure.Propping up in front side Left part in support frame frame 122 is formed with the bolt hole 122b inserting stud 124.Before the scaffold 122 of front side is formed Fixed part 122a.Front fixed part 122a cephalolateral margin from suction port 170a highlights towards the central side of suction port 170a.Front The lower surface of fixed part 122a fixes (such as welding etc.) the leading section of pole 121.

Front and back the scaffold 123 of the rear side in the scaffold 122 and 123 of a pair is along the posterior lateral margin of suction port 170a Configuration.Left part in the scaffold 123 of rear side is formed with the bolt hole 123b inserting stud 124.Supporting at rear side Framework 123 is formed with the rear fixed part 123a of the rearward end of fixing pole 121.After rear fixed part 123a is from suction port 170a Lateral margin highlights towards the central side of suction port 170a.The rearward end of pole 121 fixes (such as welding etc.) in the supporting frame of rear side The lower surface of the rear fixed part 123a of frame 123.

By above composition, in catching parts 120, three poles 121 cross over suction port 170a not intersect Mode configure.It is to say, in catching parts 120, form three with crossing over the total length (fore-and-aft direction) of suction port 170a The gap between pole 121 adjacent one another are in pole 121.Therefore, three poles 121 are utilized to catch towards dust absorption fan The straw of 112 flowings, the pole 121 adjacent one another are in three poles 121 is not susceptible to twining of straw each other simultaneously Around.

[other embodiments of the second embodiment]

Hereinafter, other embodiments of second embodiment of the present invention are illustrated.

(1) in the above-described 2nd embodiment, scaffold 122 He being equipped with before and after a pair on parts 120 is being caught 123, but such as can also as shown in figure 15, the one end of the scaffold 122 of front side and the one of the scaffold 123 of rear side End is linked by scaffold.It addition, in this case, the one end of the scaffold 122 in front side and scaffold The one end of the scaffold 123 of linking portion and rear side and the linking portion of scaffold form bolt hole respectively.Separately Outward, although eliminate diagram, but can also be, the one end of the scaffold 122 of front side and the scaffold 123 of rear side One end is linked by scaffold, and the other end of the scaffold 122 of front side and the scaffold 123 of rear side is another One end is linked by scaffold.

(2) in the above-described 2nd embodiment, pole 121 configures substantially in parallel with the conveying direction of feeder 106, but It is that pole 121 generally perpendicularly can also configure with the conveying direction of feeder 106.Further, pole 121 can also be relative to feeding The conveying direction of glassware 106 configures obliquely.

(3) in the above-described 2nd embodiment, " bar-like member " of the present invention is pole 121, but the present invention's is " bar-shaped Parts " can also be square rod (such as, cross section is the square rod of quadrangle form).

(4) in the above-described 2nd embodiment, pole 121 is three, but pole 121 can also be two, it is also possible to It it is more than four.

(5) in the above-described 2nd embodiment, stud 124 is four, but stud 124 can also be more than five.

(6) in the above-described 2nd embodiment, " securing member " of the present invention is knob nut 125, but the present invention's is " tight Firmware " can also be wing nut.

(7) in the above-described 2nd embodiment, suction side shell 116 can be torn open by bolt 118 with discharge side housing 117 Dress ground links, but bolt 118 can also be knob bolt.

[the 3rd embodiment]

Hereinafter third embodiment of the present invention is illustrated.

First, by Figure 16 sheller unit is monolithically fabricated and illustrates.It addition, in the following description, in threshing In device, the conveying direction of threshing processed material is set to fore-and-aft direction, by side, conveying top to being set to front, by feeding terminal Side is to being set to rear.

As shown in figure 16, sheller unit carries out threshing to straw and sorts.Further, sheller unit has threshing portion 201 and sorting portion 202.By the way, in the present embodiment, sheller unit is the dress being equipped on ordinary combine harvester Put, but can also be the device being equipped on half feed type combine harvester.

Threshing portion 201 carries out threshing to straw.Further, threshing portion 201 has the thrashing cylinder 203 of straw threshing.Threshing Cylinder 203 can be supported on threshing chamber 204 rotatably via rotary shaft 203a of fore-and-aft direction.Further, have in threshing portion 201 Make the undertaking net 205 that the threshing processed material of thrashing cylinder 203 is leaked down.

Threshing processed material (from accepting the threshing processed material that net 205 leaks down) is sorted by sorting portion 202.Further, sorting Portion 202 has oscillatory sorting device 206, windmill 207, first kind recoverer 208 and Equations of The Second Kind recoverer 209.It addition, rear In the face of windmill 207 is described in detail.

Threshing processed material (from accepting the threshing processed material that net 205 leaks down) is carried out swinging sorting by oscillatory sorting device 206. Further, oscillatory sorting device 206 has screen box the 210, first grain pan the 211, first sieve line the 212, second sieve line the 213, second paddy Grain dish 214, scalping the 215, first strawwalker the 216, second strawwalker the 217, the 3rd strawwalker 218 and grain sieve 219.It addition, Later the first sieve line 212, second is sieved line the 213, first strawwalker the 216, second strawwalker 217 and the 3rd strawwalker 218 enters Row describes in detail.

Screen box 210 is configured to swing.It is to say, screen box 210 by the swing mechanism 220 of eccentric cam formula to Fore-and-aft direction swings.Further, in screen box 210, it is provided with the first grain pan 211, first sieves line the 212, second sieve line 213, second Grain pan 214, scalping the 215, first strawwalker the 216, second strawwalker the 217, the 3rd strawwalker 218 and grain sieve 219.Cause This, the first grain pan 211, first sieve line 212, second sieve line the 213, second grain pan 214, scalping the 215, first strawwalker 216, Second strawwalker the 217, the 3rd strawwalker 218 and grain sieve 219 swing together with screen box 210 in front-rear direction.

First grain pan 211 carries out difference in specific gravity sorting to threshing processed material.It is to say, the first grain pan 211 by with Screen box 210 swings the most in front-rear direction, and rearward conveying threshing processed material, while by lower leaf in threshing processed material For Caulis et Folium Oryzae bits that proportion is little etc. and heavy grain etc..Further, the first grain pan 211 is shaped generally as ripple when side-looking is observed Shape shape.The corrugated part being positioned at last side in corrugated part in this first grain pan 211 is fixed with the first sieve line 212. It addition, the first grain pan 211 is arranged at the front (the only leading section of screen box 210) of screen box 210.It is to say, the first grain Dish 211 is formed shorter than the first grain pan 214 when side-looking is observed.

Threshing processed material is leaked down sorting by scalping 215.It is to say, scalping 215 have separate along the longitudinal direction pre- The fixed spaced multiple roughing board 215a that can regulate angle.Further, by scalping 215 together with screen box 210 forwards, backwards Direction swings so that make grain etc. leak down between roughing board 215a, is rearward conveyed without the Caulis et Folium Oryzae bits leaked down on one side Deng.It addition, utilize not shown angle adjustment to regulate the angle of roughing board 215a.

Further, scalping 215 is inclined to rear end side rising when side-looking is observed.Further, scalping 215 is arranged at the second grain pan The rear of 214.It is to say, scalping 215 is arranged at the first sieve line 212 and lower section of the second sieve line 213.In other words, scalping 215 The rear of windmill 207 it is arranged in screen box 210.

Second grain pan 214 carries out difference in specific gravity sorting to threshing processed material.It is to say, by the second grain pan 214 with Screen box 210 swings the most in front-rear direction so that rearward conveying threshing processed material, is layered as proportion up and down on one side little Caulis et Folium Oryzae bits etc. and heavy grain etc..Further, the second grain pan 214 is shaped generally as waveform shape when side-looking is observed.And And, it is formed with the corrugated part 214a deeper than other corrugated parts in the second grain pan 214 in the front of the second grain pan 214. It is to say, corrugated part 214a is formed at the leading section (portion foremost) of the second grain pan 214.

It addition, the second grain pan 214 is arranged at the lower section of the first grain pan 211.It is to say, at the second grain pan 214 Be provided above first grain pan 211 different from the second grain pan 214.Further, the second grain pan 214 and scalping 215 are joined Put at roughly the same height.Further, the leading section of the rearward end of the second grain pan 214 and scalping 215 (is positioned at side foremost Roughing board 215a) overlapping when top view.

Threshing processed material is leaked down sorting by grain sieve 219.It is to say, grain sieve 219 is while by simple grain grain Leak down as first kind thing, using the grain etc. of band branch stalk that do not leaks down together with Equations of The Second Kind thing and Caulis et Folium Oryzae bits etc. backward Side's conveying.Further, grain sieve 219 is arranged at the rear of windmill 207 and is disposed on the position of lower section of scalping 215.Further, exist The front of grain sieve 219 is provided with the protuberance 219a protruded upward.Such as, protuberance 219a is by protrude upward (substantially Chevron) the plate-shaped member that bends of mode constitute.

Simple grain grain is reclaimed by first kind recoverer 208 as first kind thing, and first kind recoverer 208 is arranged at screen box The lower front of 210.

The grain that band branch is obstructed by Equations of The Second Kind recoverer 209 etc. reclaim as Equations of The Second Kind thing, and Equations of The Second Kind recoverer 209 is arranged at The lower rear of screen box 210.

It follows that use Figure 17-Figure 21 that windmill 207 is illustrated.

As shown in Figure 17-Figure 20, windmill 207 has blade part 221, blower-casting the 222, first wind path 223 and Two wind paths 224.

Blade part 221 can be supported on blower-casting 222 rotatably via rotary shaft 221a of left and right directions.Namely Saying, blade part 221 is configured to rotate around the axle center X2 of left and right directions.It addition, the direction of rotation of blade part 221 is in side It is counterclockwise (direction of rotation A2 shown in Fig. 2) during depending on observing.Further, blade part 221 is formed as when side-looking is observed To the substantially circular shape that the left-hand seat side (with direction of rotation A2 rightabout side) of its direction of rotation is recessed.It is to say, blade Parts 221 are formed as when side-looking is observed bloating substantially to its direction of rotation left-hand seat side (with direction of rotation A2 rightabout side) Bowed shape.In the present embodiment, multiple (such as four) blade parts 221 when side-looking is observed around the axle center of left and right directions X2 equiangularly (such as 90 degree) is spaced configuration.It addition, blade part 221 is via being shaped generally as circular shape when side-looking is observed Multiple (such as two) flange part 221b of shape is fixed on rotary shaft 221a.

Blower-casting 222 is configured to cover blade part 221.Further, the left and right sides portion at blower-casting 222 is provided with Suck the suction inlet 222a of extraneous gas.

Suction inlet 222a is covered by the adjustable plate 225 that can regulate its aperture.Further, the adjustable plate 225 in left side and right side Adjustable plate 225 linked by single connecting rod rod 226.It is to say, the adjustable plate 225 of the left and right sides is configured to even Rod 226 swings for swing pivot.Further, the adjustable plate 225 in left side is provided with for entering the adjustable plate 225 of the left and right sides The swinging operation portion 227 of row swinging operation.

Swinging operation portion 227 has the pilot hole 228 of the adjustable plate 225 being formed at left side, inserts leading in pilot hole 228 The nut 230 of the axis of guide 229 it is inserted to axle 229 and rotation.So, when the adjustable plate 225 in left side via pilot hole 228 along leading When axle 229 swings, via connecting rod rod 226, the adjustable plate 225 on right side also swings.Thus change the suction inlet of the left and right sides The aperture of 222a.That is, swung via connecting rod rod 226 by the adjustable plate 225 of the left and right sides, change the suction inlet of the left and right sides The aperture of 222a.It addition, by clamp nut 230, it is possible to the adjustable plate 225 in left side is fixed on arbitrary swing position.

Distinguished and admirable through the first wind path 223 to the sorting of the bottom of screen box 210 supply.Further, the first wind path 223 is configured at wind The bottom of car 207 and be the position of lower section of screen box 210.It is to say, the first wind path 223 and the rear end side of blower-casting 222 Bottom connects.Further, it is provided with below the front side of scalping 215 and guides sorting the drawing of wind of the first wind path 223 to back side top Guide plate 233.

Guided plate 233 is inclined to rear end side and rises when side-looking is observed.Further, the tilt angle alpha 1 of guided plate 233 is with many The roughing board being positioned at side foremost in individual roughing board 215a is (hereinafter referred to as " roughing board of side foremost ".) 215a angle adjust Central angle [alpha] 2 in adjusting range β is substantially uniform.It is to say, the tilt angle alpha 1 of guided plate 233 and roughly selecting of side foremost Central angle [alpha] 2 in angle of regulation range β of plate 215a is roughly the same angle.Also it is preferred that guided plate 233 Tilt angle alpha 1 is completely the same with the central angle [alpha] 2 in angle of regulation range β of the roughing board 215a of side foremost (is identical Angle).

Distinguished and admirable through the second wind path 224 to the sorting of the top of screen box 210 supply.Further, the second wind path 224 is arranged in windmill The top of 207 and be the position in front of screen box 210.It is to say, on the front of the second wind path 224 and blower-casting 222 Portion connects.Further, the second wind path 224 is formed as forwards extending the most rearward u turn, and to the front end of screen box 210 Side supply sorting wind.Further, the top of the second wind path 224 is formed by the wind path 224a that is inclined upwardly being inclined to rear end side rising. It addition, be formed for the 3rd wind path 232 sorting distinguished and admirable warp from the second wind path 224, above-mentioned 3rd wind path in screen box 210 232 are described in detail later.

It addition, be configured with the power transmission shaft 231 being communicated to the power from electromotor E above the second wind path 224 (with reference to Figure 21).It is to say, power transmission shaft 231 is configured at the front of the wind path 224a that is inclined upwardly of the second wind path 224 Top.It addition, the power of power transmission shaft 231 is passed to thrashing cylinder 203 and windmill 207 etc..

3rd wind path 232 is formed between the first grain pan 211 and the second grain pan 214.Further, the 3rd wind path 232 leads to Cross and be inclined to the downward-sloping wind path 232a that rear end side declines and the wind path 232b that is inclined upwardly being inclined to rear end side rising, and V shape it is shaped generally as when side-looking is observed.

Further, the 3rd wind path 232(downward-sloping wind path 232a) inlet portion cross over screen box 210 front longitudinal wall (front Wall) and the setting of front lower wall.It addition, the 3rd wind path 232(downward-sloping wind path 232a) inlet portion can also only be arranged at The front longitudinal wall (antetheca) of screen box 210, or can also only be arranged at the front lower wall of screen box 210.

The wind path 232b it addition, the 3rd wind path 232(is inclined upwardly) export department be configured at the rear end side of the first grain pan 211 Lower section.Further, be inclined upwardly wind path 232b at the 3rd wind path 232() the bottom of export department be provided with the second grain pan 214.Special The most in the present embodiment, (be inclined upwardly a part for leading section composition the 3rd wind path 232 of the second grain pan 214 wind path The bottom surface of 232b).

Further, the angle of inclination of the wind path 232b that is inclined upwardly of the 3rd wind path 232 and the first sieve line 212 or/and the The angle of inclination of two sieve lines 213 is roughly the same.And then, the angle of inclination of the wind path 232b that is inclined upwardly of the 3rd wind path 232 and the The angle of inclination of the wind path 224a that is inclined upwardly of two wind paths 224 is roughly the same.

Constitute according to as above, utilize the first wind path 223 and the second wind path 224 that sorting wind is supplied to sieve dividually The upper and lower of case 210, thereby, it is possible to make sorting wind from the bottom of screen box 210 throughout to top.Further, by utilizing Sorting wind is supplied to the front of screen box 210 by two wind paths 224, it is possible to make sorting wind from the front of screen box 210 throughout to rear Side.Further, the result forming the second wind path 224 in the way of u turn is, the wind path length of the second wind path 224, because of The flowing of this sorting wind easily becomes laminar flow.Therefore, it is possible to the sorting wind that supply flowing is stable.

It follows that the first sieve line 212 and the second sieve line 213 is described by Figure 22 and Figure 23.

As shown in Figure 22 and Figure 23, the first sieve line 212 and the second sieve line 213 are arranged side by side along the longitudinal direction in the first grain The rearward end of dish 211.Further, the first sieve line 212 and the second sieve line 213 are configured at the top of the second grain pan 214 and are thick The position of the top of sieve 215.It is to say, the first sieve line 212 and the second the second sieve line 213 sieved in line 213 are configured at scalping The top of 215, and overlapping with scalping 215 when side-looking is observed.Further, at rearward end and the second sieve line of the first sieve line 212 Predetermined gap O it is formed with between the leading section of 213.

Gap O is overlapping with the front of scalping 215 when top view.It is to say, gap O when top view with the The rearward end of two grain pans 214 is overlapping.

It addition, the first sieve line 212 and the second sieve line 213 such as can also be replaced, and use strawwalker, stamped metal sheets formula Scalping, netted or stamped metal sheets formula the sieve line such as grain sieve beyond sorting portion of leaking down.But, from increasing from sorting of leaking down From the viewpoint of the amount of leaking down in portion, it is preferred to use sieve line.

First sieve line 212 is shaped generally as waveform shape when side-looking is observed.Such as, the first sieve line 212 is by piano wire structure Become.Further, the first sieve line 212 is inclined to rear end side rising when side-looking is observed.The rear end side of this first sieve line 212 is arranged at ratio The high position, front of the second sieve line 213.Further, the first sieve line 212 is arranged at the rearward end of the first grain pan 211.The most just Being to say, the first sieve line 212 is fixed on the rearward end (being positioned at the corrugated part of last side) of the first grain pan 211.

Second sieve line 213 is shaped generally as waveform shape when side-looking is observed.Such as, the second sieve line 213 is by piano wire structure Become.Further, the second sieve line 213 is inclined to rear end side rising when side-looking is observed.The angle of inclination ratio first of this second sieve line 213 The angle of inclination of sieve line 212 is big.Further, the second sieve line 213 is arranged at the position higher than the first sieve line 212.Further, the second sieve line 213 at least some of highlight upward than the upper edge of screen box 210.Further, before the second sieve line 213 is configured at scalping 215 Above side, and it is overlapping with the front of scalping 215 when top view at least partially.And then, the second sieve line 213 configures In the top of first kind recoverer 208, and it is overlapping with first kind recoverer 208 when top view at least partially.

Constituting according to as above, the first sieve line 212 and the second sieve line 213 are shaped generally as waveform shape, thus, and energy Enough utilize the first sieve line 212 and the second sieve line 213 that threshing processed material is applied feeding effect.Therefore, it is possible to utilize the first sieve line 212 and second the sieve threshing processed material that carries swimmingly from the first grain pan 211 of line 213 sort simultaneously.

It addition, the first sieve line 212 and the second sieve line 213 extend to the top of scalping 215, thus, by the first sieve line 212 He The threshing processed material that second sieve line 213 sub-elects roughly is fed into scalping 215.It is applied to scalping 215 therefore, it is possible to alleviate Sorting load.It addition, if able to alleviate the sorting load being applied to scalping 215, then scalping 215 can not be made and then does not makes to take off Grain device 215 sorts substantial amounts of crop with maximizing.

It follows that first strawwalker the 216, second strawwalker 217 and the 3rd strawwalker 218 are carried out by Figure 24-Figure 26 Explanation.

As shown in Figure 24-Figure 26, the first strawwalker 216 has and separates multiple the of predetermined space G1 arrangement in left-right direction One frame plate 216a.First strawwalker 216 is arranged at the rearward end of scalping 215.The rearward end of this first strawwalker 216 is configured to With second strawwalker 217(the second frame plate fixed component 217b during top view) overlapping.

Second strawwalker 217 is arranged at the rear of the first strawwalker 216.Further, the second strawwalker 217 has along right and left To separating multiple second frame plate 217a of predetermined space G2 arrangement, being fixed with the second frame of the leading section of multiple second frame plate 217a Plate fixed component 217b and be arranged at the second adjacent frame plate 217a each other second sieve line 217c.This is second by stalk Device 217(the second frame plate 217a) rearward end be configured to when top view with the 3rd strawwalker 218(the 3rd frame plate fixed component Leading section 218b) is overlapping.

It is fixed with the second sieve line 217c in the second frame plate fixed component 217b.It is to say, in the second frame plate fixed component The lower surface of 217b is fixed with the second frame plate 217a, and is fixed with the second sieve at the upper surface of the second frame plate fixed component 217b Line 217c.

3rd strawwalker 218 is arranged at the rear of the second strawwalker 217.Further, the 3rd strawwalker 218 has along right and left To separating multiple 3rd frame plate 218a of predetermined space G3 arrangement, being fixed with the 3rd frame of the leading section of multiple 3rd frame plate 218a Plate fixed component 218b and be arranged at the 3rd adjacent frame plate 218a each other the 3rd sieve line 218c.

It is fixed with the 3rd sieve line 218c in the 3rd frame plate fixed component 218b.It is to say, in the 3rd frame plate fixed component The lower surface of 218b is fixed with the 3rd frame plate 218a, and is fixed with the 3rd sieve at the upper surface of the 3rd frame plate fixed component 218b Line 218c.

Here, as shown in figure 24, the second strawwalker 217 and the 3rd strawwalker 218 to the first strawwalker 216 are at fore-and-aft direction Upper length.Further, the second strawwalker 217 and the 3rd strawwalker 218 are made up of same parts.Further, the second strawwalker 217 and the 3rd Strawwalker 218 is configured at identical height.Further, the first strawwalker 216 is configured to than the second strawwalker 217 and the 3rd strawwalker 218 by the top.It is to say, the first strawwalker in first strawwalker the 216, second strawwalker 217 and the 3rd strawwalker 218 216 be arranged to the highest.

It addition, as shown in figure 25, the first strawwalker 216 and the second strawwalker 217 are configured to when top view weigh each other Folded.Further, the second strawwalker 217 and the 3rd strawwalker 218 are configured to when top view overlap each other.Multiple second frame plates The interval G3 of the interval G2 and multiple 3rd frame plate 218a of 217a is identical.Further, the interval G1 of multiple first frame plate 216a Bigger than the interval G3 of the interval G2 of multiple second frame plate 217a and multiple 3rd frame plate 218a.

Constituting according to as above, the threshing processed material from the rearward end of scalping 215 falls from the first strawwalker 216 To the second strawwalker 217, impact when being fallen by it, the block of threshing processed material is smashed.Further, the threshing that this is smashed processes Thing sorts also by the 3rd strawwalker 218 in addition to the second strawwalker 217.Therefore, for the rear end from scalping 215 For the threshing processed material in portion, it is possible to increase the response rate of grain.

[the 4th embodiment]

Hereinafter the 4th embodiment of the present invention is illustrated.

[being monolithically fabricated of united reaper]

Hereinafter, with reference to the accompanying drawings the embodiment applying the present invention to wheeled united reaper is illustrated.Such as Figure 27 institute Showing, united reaper 301 is by the united reaper of the full bar feed type of the harvesting of the crop such as Oryza sativa L., Semen Tritici aestivi.Combining receipts Cutting mill 301 is equipped with the travel section 302 of supporting body, is positioned at the Drive Section 303 of the top of travel section 302, is positioned at Drive Section The portion that extracts 304 in the front of 303, it is positioned at the threshing portion 305 at body rear and is positioned at the reservoir of top in threshing portion 305 306。

Travel section 302 is equipped with pair of right and left front-wheel 307 and as deflecting roller trailing wheel 308, will be from starting The power of machine is transferred to the front-wheel 307 of pair of right and left and the traveling variator (not shown) of trailing wheel 308.Traveling variator fills Have hydrostatic stepless speed change device and (be equivalent to " speed change gear ", " the first homework department ".Hereinafter referred to as " HST ").

Sword 360 is extracted extract that portion 304 is equipped with stem stalk for cutting off crop.Extract portion 304 by not shown Hydraulic cylinder flexible and swing around swing pivot P, thus oscilaltion.It addition, be equipped with rake hold together reel 361 extracting portion 304, Rake holds together reel 361 by rearward harrowing by crop pull-up and by the stem stalk extracted around not shown Y-axis rotation. Rake is held together reel 361 and is swung thus oscilaltion around swing pivot Q by the flexible of not shown hydraulic cylinder.

[about Drive Section]

As shown in Figure 28 and Figure 29, it is equipped with at Drive Section 303: driver's seat 310, is configured at the central part of body；Main shift lever 311(is equivalent to " action bars "), it is supported on the bar case 313 on the right side being arranged in driver's seat 310, it is possible to HST instruction speed change is moved Make；And steering wheel 314.By direction of operating dish 314, it is possible to the trailing wheel 308 as deflecting roller is carried out steering operation.

As shown in Figure 28, Figure 30, Figure 32, the upper surface at bar case 313 is formed with bar guide 350.Main shift lever 311 passes through Insert in bar guide 350, and be supported on the inside of bar case 313, and along bar guide 350 by swinging operation.Main shift lever 311 It is positioned at the vicinity (the right diagonally forward of operator D) of driver's seat 310.Bar guide 350 is sequentially formed with on road from the front side Travel zone D1, operating area D2 and back off area R.Bar case 313 is configured to bar guide 350 and is positioned at and the seat of driver's seat 310 The height that face 318 is roughly the same.

As shown in figure 30, when make on the united reaper 301 road beyond field advance time, operation main shift lever 311 and It is located at travel zone D1 on road.When extracting operation when making united reaper 301 carry out in field, operate main shift lever 311 And it is located at operating area D2.When making united reaper 301 retreat, operate main shift lever 311 and be located at back-off region Territory R.On the way in travel zone D1 and operating area D2, the most forwards pushing over main shift lever 311, the gait of march of body is more Increase.In back off area R, the most rearward pushing over main shift lever 311, the speed that body retreats more increases.So, by right Main shift lever 311 push-and-pull operation forwards, backwards, carries out the regulation of the gait of march of body.

The upper surface of bar case 313 is formed towards bent above, and operating area D2 is positioned at the top part of bar case 313. So, forward side operation main shift lever 311, main shift lever 311 is in the lowest position (away from the position of health), with bar The upper surface of case 313 is formed as the situation of horizontal plane and compares, it is possible to stretch one's arm, without becoming by the posture restrained.And then, As shown in figure 28, owing to using the operating area D2 that frequency is high to be positioned at the position of side more forward than operator, therefore by main When gear lever 311 operation is to operating area D2, it is possible to carry out extracting operation with comfortable posture.

As shown in figure 30, main shift lever 311 is equipped with rocker switch 334(and is equivalent to " the first instruction input mechanism ") " the second instruction input mechanism " is equivalent to) with rocker switch 337(.By the input operation of rocker switch 334, to making to extract The hydraulic cylinder instruction action of portion 304 lifting.That is, the hydraulic cylinder composition making the portion that extracts 304 lift extracts elevating control portion and (is equivalent to " the second homework department ").Further, by the input operation of rocker switch 337, the hydraulic cylinder making rake hold together reel 361 lifting is referred to Show action.That is, the hydraulic cylinder making rake hold together reel 361 lifting constitutes reel elevating control portion (being equivalent to " the 3rd homework department ").

[about the shape of main shift lever]

Main shift lever 311 is that resin is made, and as shown in figure 31, is supported on bar case 313 via metal bar 321.At main transformer There is on speed bar 311 grip part 322 and the axle portion 323 of supporting grip part 322.

As shown in figure 31, it is provided with in axle portion 323 and to insert the electric wiring 345 of rocker switch 334 and rocker switch 337 Insert hole 346 and insert bar 321 insert hole 347.As shown in figure 33, electric wiring 345 insert hole 346 and bar 321 is used The hole 347 that inserts arrange with overlapping state.

Between the bottom surface and the bar guide 350 of bar case 313 in axle portion 323, it is provided with predetermined gap along the vertical direction 344, avoid the interference of main shift lever 311 and bar case 313.It is formed in the bottom in axle portion 323 and to bloat to peripheral direction Lower end bellying 343.Even if gap 344 is big, be also prevent by lower end bellying 343 and see completely from gap 344 and electrically join Line 345 and bar 321.That is, even if gap 344 being set to big and time main shift lever 311 is assembled into bar 321 assembly precision Be set to the highest in the case of, also become the best assembling.

As shown in figure 30, grip part 322 is integrally formed into the shape of growing crosswise with circularity.It is formed with in grip part 322 Simultaneously 324, as second face 326 in the face different from the first face 324, as different with the first face 324 and the second face 326 The upper surface 327 in face and be positioned at the back side 331 of opposition side in the second face 326.About the surface of grip part 322, except first Beyond face 324, for the shape with circularity.Therefore, forefinger f, middle finger m, nameless r and little finger of toe p is made to be positioned at the second face 326 Or time on upper surface 327, hands H is easily adapted to main shift lever 311.

It addition, grip part 322 is formed as the broader transverse width of width when top view than hands H.It is to say, hold The width ratio holding the direction that portion 322 is formed along the second face 326 is big along the width in the direction in the first face 324.

First face 324 is the face of configuration thumb t.As shown in Figure 28, Figure 30 and Figure 31, the first face 324 is shaped generally as putting down Planar, and when top view with left direction away from side the most located anteriorly for the left and right centrage X of driver's seat 310 Formula tilt, i.e. the first face 324 when top view by be more remote from operator D the most located anteriorly in the way of tilt.First 324 and second boundary member in face 326, the boundary member of the first face 324 and upper surface 327 and first face 324 and the back side The boundary member of 331 is formed as the shape slightly having corner angle.It addition, be equipped with above-mentioned rocker switch on the first face 324 334。

Part in the close operator D side crossed in the first face 324 and the back side 331 be formed in part with notch 325. The part of the close operator D side that notch 325 is formed in the first face 324.Notch 325 is formed as along with from the back side 331 It is triangular shaped that towards the first face 324, end broadens in side, and is correspondingly formed as to main shift lever with the shape of thumb t The shape of the band circularity of the bar central side bending of 311.Thus, in order to operate rocker switch 334, around referring to root swinging operation thumb During t, notch 325 becomes the guide of thumb t.

Second face 326 is configuration forefinger f, middle finger m, nameless r, the face of little finger of toe p.About the second face 326, it is integrally formed into With the shape of circularity, and when top view in the way of being located behind away from left and right centrage X the most to the right Tilt.That is, the second face 326 when top view to be more remote from tilting in the way of operator D is located behind.Second 326 are formed as slightly with upper surface 327 that circularity ground is continuously.It addition, be equipped with above-mentioned rocker switch 337 on the second face 326.

As shown in figure 28, on the second face 326, with close to left and right centrage X be sequentially formed with outside bellying 328, Recess 329 and inner side bellying 330.

As shown in Figure 28, Figure 29 and Figure 31, the outside bellying 328 end away from operator D side in grip part 322 It is formed at the upper end (the second face 326 and the boundary member of upper surface 327) in the second face 326.The upper end of outside bellying 328 It is continuously formed with the leading section of upper surface 327.Outside bellying 328 is formed towards front when top view (accurately to be come Say the rightest diagonally forward being remote from operator D) circular shape that bends.Hands H is being positioned over main shift lever 311 Time, it is possible to third finger r and little finger of toe p is bent and is hooked in outside bellying 328, when pull operation main shift lever 311, it is possible to Prevent the skidding of hands H.

As shown in Figure 28, Figure 29 and Figure 31, recess 329 is continuously formed with the left side of outside bellying 328.Recess 329 are formed as from the upper end of upper surface 327 until the bottom shape that rearwardly 331 sides are recessed in the second face 326.Can make Forefinger f is positioned at recess 329, and recess 329 becomes grasping part when holding main shift lever 331.

As shown in Figure 28, Figure 29 and Figure 31, inner side bellying 330 is continuously formed with the left side of recess 329.Inner side drum Go out portion 330 by making the front that is partially toward in leap the first face 324 and the second face 326 (be remote from the body of operator D for Zhun Que The rightest diagonally forward in body ground) bloat and formed.The upper end of inner side bellying 330 and the continuous landform in leading section of upper surface 327 Become.Inner side bellying 330 is formed as the shape forwards highlighted when facing observation.Can hook food at inner side bellying 330 Refer to f, when pull operation main shift lever 331, it is possible to prevent hands H from skidding.

By bellying 328, recess 329 and inner side bellying 330 outside so constituting so that above-mentioned part becomes Hold grasping part during main shift lever 331, and location forefinger f, middle finger m, nameless r, little finger of toe p securely, make the position of hands H Stable.Further, since the position of hands H is stable, therefore, it is possible to hold main shift lever 311 firmly, thus improve main shift lever 311 Operability.

Upper surface 327 mainly loads the face of palm P1.As shown in Figure 29 and Figure 31, upper surface 327 is with the most to the right The mode being more in lower section away from the left and right centrage X in body tilts.That is, upper surface 327 is to be more remote from operator D more The mode being in lower section tilts.Upper surface 327 is formed as with circularity ground continuously with the boundary member at the back side 331.

The back side 331 is in the face that when promoting operation, palm P1 mainly abuts carrying out main shift lever 311.As shown in figure 30, The back side 331 is formed with circularity in the way of slight curving towards driver's seat 310 side, and with upper surface 327 and first 324 are adjacent to be formed, and are formed at the opposition side in the second face 326.As shown in figure 28, the back side 331 is with the most to the right away from left and right The mode that centrage X is located behind tilts.It is the most flat that the bottom at the back side 331 is formed about as towards oblique left back top Planar.The end away from driver's seat 310 side of grip part 322, the i.e. second face 326, upper surface 327 and the boundary portion at the back side 331 Point it is formed towards right rear ramp side in the most hemispherical the shape bloated.

It addition, in grip part 322, be formed with not shown divisional plane in the position of the part avoiding insertion rod 321.Grip Portion 322 can be divided into two parts by divisional plane.If grip part 322 is split, then can be accommodated in simply The electric wiring 345 of the inside of grip part 322 and the maintenance of bar 321.

[about the configuration of switch]

As shown in Figure 30-Figure 32, rocker switch 334 is arranged on the first face 324.Rocker switch 334 is via resinous pedestal 335 install from the first face 324 with slightly floating.The side of the close operator D side that rocker switch 334 is formed in grip part 322 Portion.There is in rocker switch 334 a knob 334A and another knob being continuously formed with this knob 334A 334B.Rocker switch 334 is the switch of instantaneous formula, be configured to when release to a knob 334A or another knob 334B by During pressure, automatically recover to neutral position.

As shown in figure 30, (common work is extracted in the front area at least making main shift lever 311 be positioned in the D2 of operating area The region used during industry) time, rocker switch 334 is by along with the most upward and in the way of becoming front inverted inclination, with one Knob 334A is positioned at the state configuration than another knob 334B position by the top.Rocker switch 334 is with a knob 334A With another knob 334B and column direction along by notch 325(general triangular) rear side summit centered by circle The mode of the tangential direction (tangential direction of the approximate centre of the swinging track (circular arc) of the terminal part of thumb t) in week tilts. It is to say, rocker switch 334 configures in the way of the swaying direction of thumb t by the incline direction of rocker switch 334.Cause This, it is possible to easily utilize thumb t to carry out operating a knob 334A or the action of another knob 334B.Further, especially Main shift lever 311 is made to be positioned at the front area (common extract operating area) of operating area D2 and end is than wrist L slightly Under the state leaned forward, owing to rocker switch 334 is configured to along with becoming front inverted inclination the most upward, therefore thumb t Inadequate posture will not be become when swinging operation, thus easily carry out the operation of rocker switch 334.

When being made a knob 334A swing by pressing, extracting portion 304 rises, when making another revolve by pressing When button 334B swings, extract portion 304 and decline.It is to say, rocker switch 334 is configured to when pressing a knob 334A, right Extract the instruction of portion 304 input action, when pressing another knob 334B, to extracting one knob of portion 304 input and pressing The contrary action command of instruction during 334A.Further, when releasing the pressing of a knob 334A or another knob 334B, stop Only extract the lifting in portion 304.

It addition, realize the rising in the portion that extracts 304 by operating knob 334A above, and by being positioned at lower section Knob 334B realize the decline in the portion that extracts 304, due to such composition so that extract lifting action and the seesaw in portion 304 The operation of switch 334 is associated sensuously, it is possible to is rapidly selected knob 334A, 334B, is not likely to produce knob 334A Selection mistake with knob 334B.

As shown in figure 31, during rocker switch 337 is configured at the second face 326 be located slightly away from downwards outside bellying 328 Position (being located slightly away from the position of upper surface 327).It is to say, rocker switch 337 is configured at makes middle finger m and nameless r It is difficult to time slight curving get at but be enough to the position got at when extending middle finger m and nameless r consciously.Rocker switch 337 install from the second face 326 via resinous pedestal 338 with slightly floating.Rocker switch 337 is formed in grip part 322 The sidepiece away from operator D side.Rocker switch 337 have a knob 337A and with this continuous landform of knob 337A Another knob 337B become.

As shown in figure 30, rocker switch 337 is positioned at than another knob 337B by the top to be inclined to a knob 337A Position state configuration.Rocker switch 337 tilts along the incline direction of upper surface 327.Rocker switch 337 is instantaneous formula Switch, is configured to, when releasing the pressing to a knob 337A or another knob 337B, automatically recover to neutral position.

When being made a knob 337A swing by pressing, rake holds together reel 361 and rises.When making another by pressing When knob 337B swings, rake holds together reel 361 and declines.It is to say, rocker switch 337 is configured to as one knob 337A of pressing Time, rake is held together the instruction of reel 361 input action, when pressing another knob 337B, rake is held together reel 361 input and pressing one The contrary action command of instruction during individual knob 337A.Further, when releasing pressing of a knob 337A or another knob 337B During pressure, rake holds together the lifting of reel 361 to be stopped.

It addition, the knob 337A being located adjacent to the body side of operator D by operation realizes harrowing the upper of reel 361 Rise (close to the action of health of operator D), and realize by being located remotely from the knob 337B of the body side of operator D Rake holds together the decline (away from the action of health of operator D) of reel 361, due to such composition so that rake holds together the liter of reel 361 Fall action and the operation of rocker switch 337 are associated sensuously, it is possible to be rapidly selected knob 337A, 337B, be difficult to Produce the selection mistake of knob 337A and knob 337B.

[about the operational approach of main shift lever 311]

When carrying out operation in field, operate main shift lever 311 and be located at operating area D2.

When accelerating body, by utilizing palm P1 forwards to promote the back side 331, thus forwards promote operation main transformer speed Bar 311.Now, thumb t, forefinger f, middle finger m, nameless r, little finger of toe p are applied the biggest power, therefore, it is possible to enter owing to need not Row thumb t is to the operation of rocker switch 334 and middle finger m and the nameless r operation to rocker switch 337.

On the other hand, when making body slow down, by forefinger f, middle finger m, nameless r, little finger of toe p are hooked in second 326 and pull, thus rearward pull operation main shift lever 311.Now, owing to need not thumb t, middle finger m, nameless r Apply the biggest power, therefore, it is possible to carry out thumb t, seesaw is opened by operation and the middle finger m and nameless r of rocker switch 334 Close the operation of 337.Now, rocker switch 337 is difficult to get at when being positioned at slight curvature middle finger m and nameless r on the second face 326 But the position that elongation middle finger m and nameless r will get at consciously, therefore prevents pulling with main shift lever 311 Operate and maloperation rocker switch 337.

Therefore, it is possible to while promoting operation or pull operation main shift lever 311 and making body acceleration or deceleration, utilize Thumb t operation rocker switch 334 and make the portion that extracts 304 lift, or utilize middle finger m and nameless r operation rocker switch 337 and Make rake hold together reel 361 to lift.

Such as, when the crop of harvesting lodging, it is preferred that can be according to the lodging state of crop, regulation of slowing down The pace of body, suitably change extracts the sword 360 that extracts in portion 304 and the stem stalk of crop is extracted height and rake The rake holding together the reel 361 stem stalk to extracting holds together wording depth.If the main shift lever of this composition 311, then can be by one The operation of hands easily carries out such operation.

When traveling when the operation to advancing on the road beyond field, in field and retrogressing switch over, main shift lever 311 on the way travel zone D1, move between operating area D2 and back off area R.

To work when making main shift lever 311 travel zone D1 moving to operating area D2 from road and from back off area R When industry region D2 moves, pressing main shift lever 311 to the left.Now, owing to forefinger f can be hooked in inner side bellying 330, Therefore forefinger f will not skid.It addition, by utilizing nameless r and little finger of toe p to hold outside bellying 328, and easily exert oneself.

Make main shift lever 311 from operating area D2 draw back region R move time and up to road from operating area D2 When recessed region D1 moves, pressing main shift lever 311 to the right.Now, owing to the finger root of thumb t can be hooked in notch 325, therefore, it is possible to prevent thumb t from skidding.It addition, by utilizing nameless r and little finger of toe p to hold outside bellying 328, and easy Firmly.

[other embodiments of the 4th embodiment]

(1) in the 4th above-mentioned embodiment, it is set to the second homework department to be made up of the hydraulic cylinder making the portion that extracts 304 lift Extract elevating control portion, the 3rd homework department is set to the reel elevating control being made up of make rake hold together hydraulic cylinder that reel 361 lifts Portion, but it is not limited to this.For example, it is also possible to the second homework department to be set to reel elevating control portion, the 3rd homework department is set For extracting elevating control portion.And, it is also possible to the second homework department or the 3rd homework department are set to and extract elevating control portion and volume Other homework department that cylinder elevating control portion is different.

(2) in the 4th above-mentioned embodiment, described about general united reaper, but can also be The corn picker of harvesting corn.Such as, as shown in figure 34, in corn picker 401, it is equipped with the receipts of harvesting field crops Cut portion 402 and after crop harvesting, the stem stalk residuing in field is carried out the rotocycle 403 of pulverization process.

Harvesting portion 402 is swung around swing pivot P2 by the flexible of hydraulic cylinder 404, thus oscilaltion.Make second Industry portion is set to the harvesting elevating control portion being made up of the hydraulic cylinder 404 making harvesting portion 402 lift.Such as can also be configured to based on It is equipped on the operation of rocker switch 334 of main shift lever 311 to carry out the oscillating lifting in harvesting portion 402.

In this case, it is also possible to be configured to realize receiving by the knob above in operation rocker switch 334 Cut the rising in portion 402, and realized the decline in harvesting portion 402 by the knob being positioned at lower section in rocker switch 334.By This, the lifting action in harvesting portion 402 and the operation of rocker switch 334 are associated sensuously, it is possible to be rapidly selected rotation Button, and it is not likely to produce the selection mistake of knob.

The rotocycle 403 left and right directions axis swing in body lifts freely.Rotocycle 403 passes through hydraulic pressure Cylinder 405 flexible and swing around swing pivot P3, thus oscilaltion.3rd homework department is set to by making rotocycle 403 The rotocycle elevating control portion that the hydraulic cylinder 405 of lifting is constituted.Such as can also be configured to, based on being equipped on main shift lever The operation of the rocker switch 337 of 311 carries out the oscillating lifting of rotocycle 403.

In this case, it is also possible to be configured to by operation rocker switch 337 in above (close to operator D's The side of health) knob realize the rising (close to the action of health of operator D) of rotocycle 403, and pass through The knob being positioned at lower section (away from the side of health of operator D) in rocker switch 337 is to realize rotocycle 403 times Fall (away from the action of health of operator D).Thus, the lifting action of rotocycle 403 exists with the operation of rocker switch 337 It is sensuously associated, it is possible to be rapidly selected knob, and be not likely to produce the selection mistake of knob.

It addition, here the second homework department to be set to the harvesting lifting control being made up of the hydraulic cylinder 404 making harvesting portion 402 lift Portion processed, is set to the rotocycle elevating control being made up of the hydraulic cylinder 405 making rotocycle 403 lift by the 3rd homework department Portion, but the second homework department can also be set to rotocycle elevating control portion, the 3rd homework department is set to harvesting lifting control Portion processed.

(3) in the 4th above-mentioned embodiment, it is formed with notch 325 in grip part 322, but can also be non-shape Become the grip part of notch 325.

(4) grip part 322 is formed as when top view along the width ratio in direction in the second face 326 along first The width in the direction of 324 is big, but can also be formed as when top view along the first face 324 direction width ratio along The width in the direction in the second face 326 is big.

(5) in the 4th above-mentioned embodiment, the upper surface 327 of grip part 322 is to be more remote from operator D position Mode in lower section tilts, but is not limited to this.It can also be the upper surface grip part with approximate horizontal state configuration.

(6) in the 4th above-mentioned embodiment, grip part 322 formed outside bellying 328, recess 329 and Inner side bellying 330, but can also be to be randomly formed outside bellying 328, recess 329 and inner side bellying The grip part of 330.

(7) in the 4th above-mentioned embodiment, the bar guide 350 of main shift lever 311 is guided to be equipped on and driver's seat The height and position that the seat surface 318 of 310 is roughly the same, but bar guide 350 can also be equipped on and the seat surface of driver's seat 310 318 different height and positions.

(8) in the 4th above-mentioned embodiment, it is provided with rocker switch 334 in the axle portion 323 of main shift lever 311 and lifts up The electric wiring 345 of switching plate 337 insert hole 346 and supporting main shift lever 311 bar 321 insert hole 347, But it is not limited to this.Electric wiring 345 can also be installed around in the outside of main shift lever 311.

(9) in the 4th above-mentioned embodiment, the first face 324 when top view to be more remote from operator D Located anteriorly mode tilts, but the first face 324 can also be set to body before and after almost parallel face, direction.

(10) in the 4th above-mentioned embodiment, in grip part 322, electric wiring 345 insert hole 346 and bar The hole 347 that inserts of 321 is arranged with overlapping state, but electric wiring 345 insert inserting of hole 346 and bar 321 Hole 347 can not also be overlapping, but is provided independently from.

(11) in the 4th above-mentioned embodiment, it is formed with lower end bellying 343 in grip part 322, but can also It it is the grip part not forming lower end bellying 343.

(12) in the 4th above-mentioned embodiment, it is shown that be equipped with steering wheel 314 at Drive Section 303, but also may be used To replace steering wheel 314, and on turning-bar etc., equip other turn to supporting member.

(13) it is configured in the 4th above-mentioned embodiment, realizes the upper of the portion that extracts 304 by operation knob 334A Rise, and realized the decline in the portion that extracts 304 by knob 334B, but be not limited to this.It can also be such as following phase Anti-composition: realized the rising in the portion that extracts 304 by operation knob 334B, and realize extracting portion by knob 334A This composition of the decline of 304.

(14) it is configured in the 4th above-mentioned embodiment, realizes harrowing reel 361 by operation knob 337A Rise, and realize harrowing the decline of reel 361 by knob 334B, but be not limited to this.Such as can also constitute For, realize harrowing the rising of reel 361 by operation knob 337B, and realize rake by knob 334A and hold together reel 361 Decline.

(15) in the 4th above-mentioned embodiment, the first instruction input mechanism is set to rocker switch 334, refers to second Make input mechanism be set to rocker switch 337, but be not limited to this.For example, it is also possible to by the first instruction input mechanism and the Two instruction input mechanisms are set to indicate two press buttones of opposite action.And, it is also possible to make the first instruction input machine Structure and the second instruction input mechanism be by short by operation with long by operation carry out respectively one of two kinds of different instructions by Button switch.

(16) in the 4th above-mentioned embodiment, main shift lever 311 is illustrated by the example as action bars, but It is that the present invention can also apply to secondary gear lever.

(17) in the 4th above-mentioned embodiment, it is shown that be made up of the example of travel section 302 multiple wheels, but also Travel section 302 can be made up of crawler attachment.

(18) in the 4th above-mentioned embodiment, it is shown that main shift lever 311 is configured at the right side of driver's seat 310 Example, but left side can also be configured at.

(19) in the 4th above-mentioned embodiment, trailing wheel 308 is set to deflecting roller, but front-wheel 307 can also be set For deflecting roller.

Industrial applicibility

The present invention is in addition to having the united reaper of the sheller unit of half feed type, additionally it is possible to be used for being equipped on medium-sized The crawler travel device of united reaper, described medium-sized united reaper has will extract strain root side and the fringe point side of straw Put into the sheller unit in threshing chamber together.In addition to united reaper, additionally it is possible to for the straw such as onion and Radix Dauci Sativae Crop in addition is advanced by the crawler belt that the Operation Vans such as the harvesting harvester of object, tractor, backhoe or transport vehicle are equipped and fills Put.

Description of reference numerals

1: crawler travel device

3: organism frame

6: installing component (reinforcing plate)

6a: female thread

8: roller shaft

10: extract portion

11: driver's seat

12: sheller unit

17: change speed gear box

20: track frame

21: drive sprocket

22: tightener sprocket

23: roller

26: crawler belt

25: guide wheel

27: crossbeam

28: crawler belt guide

30: driving and reversing mechanism

31: holding unit

31a: side plate

31b: base

32: support rod

33: regulation screw mechanism

33a: regulation threaded body

33b: the first threaded body carrier

33c: the second threaded body carrier

60: installation unit

60A: channel member

60B: Boss features

61: side plate

62: base plate

63: guide wheel installation unit

63a: carrier frame plate

80: ball bearing

81: seal member

82: part of releasing

90: fixing bolt

91: backing plate

106: feeder

107: feeder case

112: dust absorption fan

113: motor

114: chopper

115: blower-casting

120: catch parts

121: pole (bar-like member)

124: stud (protruding part)

125: knob nut (securing member)

126: pressing framework (pressing component)

170: top board

170a: suction port

207: windmill

208: first kind recoverer

210: screen box

211: the first grain pans (grain pan)

212: the first sieve lines (sieve line, sorting portion of leaking down)

213: the second sieve lines (sieve line, sorting portion of leaking down)

214: the second grain pans

215: scalping

221: blade part

222: blower-casting

223: the first wind paths

224: the second wind paths

232: the three wind paths

301: united reaper

308: trailing wheel

310: driver's seat

311: main shift lever (action bars, gear lever)

313: bar case

314: steering wheel

318: seat surface

321: bar

322: grip part

323: axle portion

324: the first

325: notch

326: the second

327: upper surface

328: outside bellying

329: recess

330: inner side bellying

334: rocker switch (the first instruction input mechanism)

337: rocker switch (the second instruction input mechanism)

343: lower end bellying

345: electric wiring

346: insert hole

347: insert hole

350: bar guide

401: corn picker

402: harvesting portion

403: rotocycle

404: hydraulic cylinder (harvesting elevating control portion, the second homework department)

405: hydraulic cylinder (rotocycle elevating control portion, the 3rd homework department)

D: operator

A: arm

H: hands

O: gap

P: palm

X1: axle center

T: thumb

F: forefinger

M: middle finger

R: nameless

P: little finger of toe.

Claims (11)

1. a harvester, including sheller unit, it is characterised in that

In the screen box of above-mentioned sheller unit, its conveying side, top is provided with grain pan,

The feeding terminal portion of above-mentioned grain pan is provided with sieve line,

Above-mentioned sieve line is observed from side and is shaped generally as wave.

Harvester the most according to claim 1, it is characterised in that

Above-mentioned sieve line is observed from side and is inclined to feeding terminal side rise.

Harvester the most according to claim 1 and 2, it is characterised in that

A plurality of above-mentioned sieve line it is provided with in the feeding terminal portion of above-mentioned grain pan,

Above-mentioned many bar grizzl(e)ies line is set up in parallel along conveying direction in above-mentioned screen box.

Harvester the most according to claim 3, it is characterised in that

In above-mentioned many bar grizzl(e)ies line, the sieve line of feeding terminal side is arranged on the position higher than the sieve line of conveying side, top.

5. according to the harvester described in claim 3 or 4, it is characterised in that

In above-mentioned many bar grizzl(e)ies line, conveying side, top sieve line feeding terminal side be arranged on than feeding terminal side sieve line defeated Send the position that side, top is high.

6. according to the harvester described in any one in claim 3 to 5, it is characterised in that

Above-mentioned many bar grizzl(e)ies line be inclined to when side-looking is observed on feeding terminal side rise, and feeding terminal side sieve line its incline Rake angle is the biggest.

7. according to the harvester described in any one in claim 3 to 6, it is characterised in that

Above-mentioned harvester includes the windmill of the feeding terminal portion supply sorting wind of the above-mentioned grain pan in above-mentioned screen box,

In above-mentioned many bar grizzl(e)ies line, in the conveying in the feeding terminal portion of a bar grizzl(e)y line adjacent along conveying direction Yu another bar grizzl(e)y line Predetermined gap it is formed with between top portion.

Harvester the most according to claim 7, it is characterised in that

In above-mentioned screen box, the lower section of above-mentioned sieve line is provided with scalping,

When top view, above-mentioned gap stresses to fold with the conveying top of above-mentioned scalping.

9. according to the harvester described in any one in claim 3 to 8, it is characterised in that

In above-mentioned screen box, the lower section of above-mentioned sieve line is provided with scalping,

Feeding terminal side in above-mentioned many bar grizzl(e)ies line sieve line be arranged in above the side, conveying top of above-mentioned scalping, and at least its A part of conveying top when top view with above-mentioned scalping stresses to fold.

10. according to the harvester described in any one in claim 3 to 9, it is characterised in that

The lower section of above-mentioned scalping is provided with first kind recoverer,

The sieve line of the feeding terminal side in above-mentioned many bar grizzl(e)ies line is arranged in the top of above-mentioned first kind recoverer, and at least one Part is overlapping with above-mentioned first kind recoverer when top view.

11. according to the harvester described in any one in claim 1 to 10, it is characterised in that

Above-mentioned at least some of of sieve line highlights upward than the upper edge of above-mentioned screen box.