CN104067769B

CN104067769B - United reaper

Info

Publication number: CN104067769B
Application number: CN201410271894.8A
Authority: CN
Inventors: 田中祐二; 濑川卓二
Original assignee: Kubota Corp
Current assignee: Kubota Corp
Priority date: 2007-07-31
Filing date: 2008-07-30
Publication date: 2017-05-31
Anticipated expiration: 2028-07-30
Also published as: CN101940104B; CN105638082B; CN102598952A; CN104067769A; CN105638082A; CN105340465B; CN101940104A; CN104094729A; CN102598952B; CN105340464B; CN104012236B; CN104094729B; CN104012236A; CN105340465A; CN105340464A

Abstract

The present invention provides a kind of united reaper of the cleaning and upkeep operation that can easily and efficiently carry out accepting net.The united reaper has thresing machine（4）, the thresing machine（4）The screening unit of Screening Treatment is carried out to the threshing processed material from threshing chamber with putting into threshing chamber and carrying out the threshing portion of threshing treatment and the screening plant by freely swinging using the threshing cylinder for rotating freely driving the entirety for gathering in straw.Also, also have and support to form thresing machine in the way of the opening and closing that can freely swing（4）Threshing chamber upper cross side wall portion（71a）Shu Zhi mechanisms（81）And upper cross side wall portion is supported in the way of it can freely load and unload（71a）Charging crane（80）.

Description

United reaper

The application is earlier application（The applying date：On July 30th, 2008, application number：200810131191.X, denomination of invention： United reaper）Divisional application.

Technical field

The present invention relates to a kind of united reaper, it has thresing machine, and the thresing machine is equipped with the straw gathered in is whole Put into threshing chamber and carry out the threshing portion of threshing treatment and using freely putting using the threshing cylinder for rotating freely driving Dynamic screening plant carries out the screening unit of Screening Treatment to the threshing processed material from above-mentioned threshing chamber.

Background technology

In above-mentioned united reaper, as the harvester that can open threshing chamber, there is such as Japanese Unexamined Patent Publication 6- in the past No. 253657 publications（0010 section, Fig. 3,4）（Hereinafter referred to as " patent document 1 "）Described harvester.

In the united reaper described in patent document 1, threshing can be openedly and closedly installed around fore-and-aft direction axle center The top board of room.

Although enabling that threshing chamber is opened by using above-mentioned prior art, the cleaning of net and maintenance side are being accepted There is problem in face.

That is, in the case of causing that threshing chamber is on limits using prior art, although can open threshing chamber and Hand or cleaning device is set to enter into threshing cylinder, but, hand or cleaning device can not but reach undertaking net, so as in order to enter Row accepts the cleaning and maintenance of net, it is necessary to be pulled out net is accepted from threshing chamber opening.

The content of the invention

It is an object of the invention to provide a kind of connection of the cleaning and upkeep operation that can easily and efficiently carry out accepting net Close harvester.

Feature structure of the invention is that united reaper has thresing machine, and the thresing machine has will gather in the whole of straw Body puts into threshing chamber and carries out the threshing portion of threshing treatment and by freely swinging using the threshing cylinder for rotating freely driving Screening plant the screening unit of Screening Treatment is carried out to the threshing processed material from above-mentioned threshing chamber, wherein, with can be freely The mode of swing opening and closing supports the Shu Zhi mechanisms of the upper cross side wall portion of the above-mentioned threshing chamber to form above-mentioned thresing machine and oneself The charging crane of above-mentioned upper cross side wall portion is supported by the mode loaded and unloaded.

According to this structure, by swinging open upper cross side wall portion or being unloaded, can be accepting wire side to opening State opens the lateral sides of threshing chamber such that it is able to is cleaned and is examined in the state of net is still installed on threshing chamber accepting Repair.

In addition, according to the situation of the scale and instrument for cleaning and overhauling etc., not unloading lateral sidewalls sometimes and only swinging It is open, upper cross side wall portion can then be unloaded to prevent it from turning into encumbrance sometimes so that operation is easily carried out.

Therefore, it is not necessary to will accept net can easily and efficiently carry out accepting cleaning and the maintenance work of net from threshing chamber taking-up Industry.In addition, regarding concrete condition, it is also possible to unload upper cross side wall portion to prevent it from turning into encumbrance, from this point of view Operation can efficiently be carried out.

In said structure, preferably in the lower cross side wall portion of above-mentioned screening unit for forming above-mentioned thresing machine, it is provided with and puts Enter and take out the cereal sieve handling window of the cereal sieve of above-mentioned screening plant.

According to the structure, handling window can be sieved by cereal to be removed and placed into cereal sieve so as to be changed.

Therefore, when the grain species change of harvesting, without entering to be about to the overall from screening of oscillating riddle screening device The work that portion removes, you can cereal sieve is replaced by the different cereal sieve of mesh such that it is able to easily carry out appropriate screening Treatment.

In said structure, preferably the above-mentioned de- of above-mentioned thresing machine is formed with being supported in the way of the opening and closing that can freely swing The Shu Zhi mechanisms of the top board of grain room.

According to the structure, by swinging open top board, it becomes possible to open threshing chamber top and net will be accepted from threshing chamber Take out.

Therefore, when the grain species change of harvesting, can will accept net and be replaced by the different undertaking net of mesh, from And appropriate threshing treatment can be carried out.

It is described to send dirt valve along threshing cylinder axis of rotation also with reinforcing plate preferably with dirt valve is sent in said structure Direction arrangement be connected to the above-mentioned threshing chamber to form above-mentioned thresing machine top board inner surface side, the reinforcing plate with it is above-mentioned Multiple send the outer surface side that the mode that dirt valve is fastened altogether is connected to above-mentioned top board.

According to the structure, it is possible to use reinforcing plate improves support strength, so as to using top board come branch support sending dirt securely Valve.

Therefore, even if acting on the big counter-force from threshing processed material on dirt valve sending, it is also possible to using top board come firmly Twelve Earthly Branches support sending dirt valve such that it is able to high-precision flowing guiding is carried out to threshing processed material using dirt valve is sent.And, only by setting Simple structure as putting reinforcing plate can be realized as, so as to compared with top board etc. is constituted using slab, can inexpensively obtain .

In addition, in said structure, it is preferred that for holding together to rotate freely driving to harvesting device upright straw rake Rotating drum be arranged on harvesting portion, be arranged on tooth on above-mentioned rotating drum along the arrangement of rotating drum axis of rotation direction In, the side beam strength of tooth positioned at rotating drum transverse direction side is set as, more than the inner tines on the inside of rotating drum Bending strength.

In the past, exist along rotating drum axis of rotation direction arrange the structure with same bending strength with teeth, But, in the united reaper using the technology related to conventional rotating drum, threshing or rake can be produced to hold together not enough feelings Condition.

That is, in the horizontal side in the rotating drum axis of rotation direction of rotating drum, soil is not gathered in sometimes Upright straw is entangled with and is entered into harvester together with harvesting object straw.If positioned at the side of the horizontal side of rotating drum Beam strength of tooth is small, then side tooth can deform because of the powerful counter-force from straw, so as to side tooth occur to straw Rake holds together bad problem.Therefore, in order that the rake of side tooth holds together bad to be difficult to occur, it is necessary to the bending for increasing side tooth is strong Degree, so as to side tooth strongly carries out rake hold together.So, the inner side on the inside of the rotating drum axis of rotation direction of rotating drum The bending strength that tooth has also becomes big.And actually inner tines are the harvestings being entangled with to the upright straw for not gathering in soil Object straw is acted on without by big counter-force as the tooth of side, even so, still straw is applied with will not send out The powerful rake of the raw flexure caused by counter-force holds together effect.As a result, in the inner side of rotating drum, the species according to straw is different, It is susceptible to the problem of threshing.

Therefore, by using this structure, the side tooth tool that the rake for carrying out upright straw in the horizontal side of rotating drum holds together There is the bending strength bigger than inner tines, so as to the counter-force even if from straw is big, it is also difficult to deform and can carry out powerful Rake holds together effect.

On the other hand, carried out on the inside of rotating drum the inner tines that the rake of upright straw holds together have it is smaller than side tooth curved Qu Qiangdu, mildly carries out rake to straw so as in the case of by the big counter-force from straw, be easily bent and holds together effect.

Therefore, it is possible to the straw in the case where being difficult to the kilter that rake holds together not enough or threshing realized by rotating drum Hold together to the rake of harvesting device, straw is flowed and high-efficient homework, and also be prevented from grain loss.

In said structure, it is preferred that above-mentioned inner tines are shaped to so that the end side of inner tines is than above-mentioned side The end side of tooth more leans on rotating drum outer circumferential side.

According to the structure, even if declining rotating drum is caused inner side to be acted in the position close proximity to ground Toe joint ground, because the end side of inner tines more leans on rotating drum outer circumferential side than the end side of side tooth, so also can be easily Avoid side toe joint ground.Inner tines have smaller bending strength than side tooth, so as to be easier to produce elasticity because of ground connection Deformation, it is difficult to deform or damaged.

Even if being grounded therefore, it is possible to obtain rotating drum excessive descent, also being difficult to because of inner tines or side tooth Be grounded and deform or breakage excellent durability united reaper.

In said structure, preferably the development length that above-mentioned side tooth extends from tooth supporting part is set as, be shorter than above-mentioned The development length that inner tines extend from tooth supporting part.

According to the structure, even if declining rotating drum is caused inner side to be acted in the position close proximity to ground Toe joint ground, because the development length that side tooth extends from tooth supporting part is shorter than the development length that inner tines extend from tooth supporting part, So as to easily avoid the ground connection of side tooth.Inner tines have smaller bending strength than side tooth, so as to be easier because of ground connection And produce elastic deformation, it is difficult to deform or damaged.

In said structure, the adjacent pair tooth supporting part preferably on the rotating drum direction of rotation of above-mentioned rotating drum In, the inner tines group with multiple above-mentioned inner tines that is supported by tooth supporting part and supported by another tooth supporting part Inner tines group with multiple above-mentioned inner tines, configures to staggered positions on rotating drum axis of rotation direction.

According to the structure, the installation interval of the inner tines on each tooth supporting part can be set to greatly, reduce rotating drum The quantity of the inner tines being had, so from the point of view of the setting number of inner tines, can inexpensively obtain, while, additionally it is possible to profit The rake for accurately carrying out straw with rotating drum holds together.

That is, the inner tines between inner tines on a tooth supporting part and on another tooth supporting part are along rotation Turn reel circumferential array.Thereby, it is possible to by the interval of the inner tines on each tooth supporting part be set to greatly, reduce be arranged on each tooth branch The quantity of the inner tines on support part, as a result, though in the presence of positioned at reach rotating drum below tooth supporting part inner tines each other Between without by the tooth supporting part inner tines locking upright straw, it is also possible to make the tooth supporting part of next arrival Inner tines engage the upright straw and harrowed in harvesting device.

Brief description of the drawings

Fig. 1 is the overall left side view of united reaper；

Fig. 2 is the overall right side view of united reaper；

Fig. 3 is the overall top view of united reaper；

Fig. 4 is the longitudinal cross-sectional side view of thresing machine；

Fig. 5 is the cross-sectional front view of thresing machine；

Fig. 6 is two grades of vertical profile rearviews of feeding back device；

Fig. 7 is two grades of side views of feeding back device；

Fig. 8 is the stereogram under the open mode of upper cross side wall portion；

Fig. 9（A）It is the top view closed in the state of upper cross side wall portion, Fig. 9（B）It is that the swing of upper cross side wall portion is opened Put the top view under state；

Figure 10 is the side view of charging crane and Shu Zhi mechanisms；

Figure 11 is the rearview of charging crane and Shu Zhi mechanisms；

Figure 12 is locked out the top view of mechanism；

Figure 13 is locked out the front view of mechanism；

Figure 14 is the side view of the cereal sieve handling window department of assembly of side wall laterally outside；

Figure 15 is the top view of top board；

Figure 16 is the sectional view of the reinforcing plate department of assembly of top board；

Figure 17 is the left side view of the united reaper entirety of second embodiment；

Figure 18 is the right side view of the united reaper entirety of second embodiment；

Figure 19 is the top view of the united reaper entirety of second embodiment；

Figure 20 is the side view of the rotating drum department of assembly in harvesting portion；

Figure 21 is the side view of rotating drum；

Figure 22 is the top view of rotating drum；

Figure 23 is the front view of a laterally side of rotating drum；

Figure 24 is the front view of the horizontal another side of rotating drum；

Figure 25 is the side view declined under job state of the lower position side of rotating drum；

Figure 26 is the side view declined under job state of the high position side of rotating drum；

Figure 27 is the side view declined under job state of the lower position side of rotating drum；

Figure 28 is the side view of tooth supporting part；

Figure 29 is the top view of a part for feeding screw；

Figure 30 is the side view of seat supporting construction；

Figure 31 is the top view of seat supporting construction；

Figure 32 is the front view of seat supporting construction；

Figure 33 is that have the side view at the tooth supporting part of the second rotating drum for implementing structure.

Specific embodiment

[first embodiment]

Illustrate first embodiment of the invention with reference to the accompanying drawings.

Fig. 1 is the left side view of the united reaper entirety of first embodiment of the invention.Fig. 2 is the embodiment of the present invention The overall right side view of united reaper.Fig. 3 is the top view of the united reaper entirety of the embodiment of the present invention.Such as these figure institutes Show, the united reaper of the embodiment of the present invention has：Travel machine body, the travel machine body is filled using the crawler type traveling of pair of right and left 1,1 is put from walking, and with being mounted with to drive the Drive Section 2 of seat 2a；Installed in the rear portion side of the body frame 3 of the travel machine body Thresing machine 4；Grain bagging portion 10, its pack case 11 for being equipped with the lateral sides for being arranged on the thresing machine 4；And above-mentioned The front portion of thresing machine 4 is connected with the harvesting portion 20 of feed device 21.

The united reaper harvests rice, wheat etc..

That is, harvesting portion 20 also has in addition to above-mentioned feed device 21：It is connected to the feed device 21 Leading section harvesting frame 22；It is arranged on the nearside divider 23 of the both lateral sides of the leading section of the harvesting frame 22；In above-mentioned receipts The harvesting device of the hairclipper shape in the leading section of the pallet portion 22a for gathering in frame 22 can be freely drivingly disposed on cutting mill frame 22 24；The spiral charging of the upper surface side for being drivingly configured at above-mentioned pallet portion 22a can be rotated freely in above-mentioned harvesting frame 22 Device 25；And rotating drum 27, the rotating drum 27 can rotate freely the support arm 26,26 for being drivingly supported on pair of right and left On, the support arm extends forwards from the top of the base end side of above-mentioned harvesting frame 22.

Above-mentioned feed device 21 is in the presence of hydraulic cylinder 28 around the lifting axle center P towards body transverse direction relative to thresing machine 4 are swung up and down operation, and thus, above-mentioned harvesting portion 20 is elevated to the above-mentioned pallet portion 22a of harvesting frame 22, and to drop to ground attached The non-job state of rising that near decline job state and harvesting frame 22 is substantially increased from ground.In the case where harvesting portion 20 is in When travelling travel machine body under drop job state, harvesting portion 20 gather in the harvesting treatment of upright straw and is supplied to thresing machine 4 To the treatment of harvesting straw.

That is, upright straw is divided into harvesting object and non-harvesting object using pair of right and left nearside divider 23,23, so Afterwards, filled using the harvesting while will be held together to the one side of harvesting device 24 as the upright straw rake of harvesting object by the use of rotating drum 27 24 are put to be gathered in.It will be horizontal along pallet portion 22a straw will to be gathered in using the spiral plate 25a of two sides in feeding screw 25 To the front for being transported to feed device 21.Using the conveying arm that integrally can be rotatably arranged in the middle of feeding screw 25 25b's holds together to send, and the harvesting straw that will be reached in front of feed device 21 is sent to the feed device positioned at the rear side of feeding screw 25 21 entrance.Then, using the conveyer 29 inside feed device 21, will be fed into the harvesting straw in feed device 21 Via the delivered inside of feed device 21 to rear.Effect is sent using holding together for above-mentioned conveyer 29, after feed device 21 is reached The harvesting straw of end entirety of point from strain root to fringe puts into the threshing chamber 31 of thresing machine 4（Reference picture 4）Leading section.

Fig. 4 is the longitudinal cross-sectional side view of above-mentioned thresing machine 4.Fig. 5 is the cross-sectional front view of above-mentioned thresing machine.Such as these figure institutes Show, above-mentioned thresing machine 4 has：Threshing portion 30 with above-mentioned threshing chamber 31 and positioned at the lower section of above-mentioned threshing chamber 30 with sieve Select the screening unit 40 of room 41.

Above-mentioned threshing portion 30 also has in addition to above-mentioned threshing chamber 31：Around towards the threshing cylinder before and after body Axis of rotation 32a can rotate freely the threshing cylinder 32 being drivingly disposed in the threshing chamber 31；Along under threshing cylinder 32 The undertaking net 33 in above-mentioned threshing chamber 31 is configured around portion side；Multiple send dirt valve 35, along threshing cylinder axis of rotation The inner surface side of the top board 34 of above-mentioned threshing chamber 31 is arranged on the direction of 32a.

Threshing portion 30 is carried out as follows threshing treatment.

That is, holding together tooth using the rake of the spiral plate shape that integrally can be rotatably arranged on the leading section of threshing cylinder 32 32b, the harvesting paddy bar that will put into the leading section of threshing chamber 31 is sent to the treatment of the threshing with threshing tooth 32c of threshing cylinder 32 Portion.The above-mentioned threshing tooth 32c and above-mentioned undertaking net 33 of the circular bar shape arranged using the circumference along threshing cylinder 32 and fore-and-aft direction, Harvesting straw to being sent to the threshing processing unit carries out threshing treatment.Now, threshing cylinder 32 rotation transfer effect and Respectively send under the flowing guiding function of dirt valve 35, straw bits etc. flow to the rear of threshing chamber 31.The grain of abjection is by accepting net 33 and under fall the screening plant 42 of screening unit 40, the dust such as straw bits send dirt mouthful 36 rows from positioned at the rearward end of threshing chamber 31 Go out.

Above-mentioned screening unit 40 in addition to above-mentioned screening room 41 and above-mentioned screening plant 42, also with being arranged on screening The windmill 43 of the lower section of the leading section of device 42；It is arranged on the one-level screw conveyer 44 and secondary screw type of the screening bottom of room 41 Conveyer 45.

Above-mentioned screening plant 42 has：The screen box 50 linked with the screening drive mechanism 46 positioned at the screening rearward end of room 41； The screen box 50 inside upper part along the upper cereal disk 51 of screen box fore-and-aft direction spread configuration, glume-shell screen 52 and strawwalker 53； 55 are sieved along the lower cereal disk 54 and cereal of screen box fore-and-aft direction spread configuration in the bottom of above-mentioned screen box 50.

Above-mentioned screening plant 42 has the screening of the leading section that above-mentioned glume-shell screen 52 is arranged in the way of it can freely load and unload Adjustment plate 56.The screening adjustment plate 56, in the stalk mixed from the threshing processed material fallen under accepting net 33 on upper valley thing disk 51 Used in the following manner in the case that the dust such as bits are more：Under the sieve line 57 that the rearward end of the cereal disk 51 from above-mentioned is extended Side, closes the processed material downcast hole of glume-shell screen 52.

Screening unit 40 utilizes the above-mentioned wobble drive screening plant 42 of screening drive mechanism 46, using windmill 43 with by glume The mode of sieve 52, strawwalker 53 and cereal sieve 55 is supplied along the screening wind of thresing machine fore-and-aft direction, thus carries out threshing processed material Screening Treatment.

That is, being accepted from the threshing processed material that net 33 falls is accepted, using upper cereal disk 51, grain husk by screening plant 42 The pneumatic jig choosing that the swing screening and screening wind that shell sieve 52, strawwalker 53, lower cereal disk 54 and cereal sieve 55 are carried out are carried out, Filter out the single grain as coagulation thing, the grain of band branch stalk as two stage treatment thing and mixing for stalk crumb etc. The dust such as thing and the stalk crumb as tertiary treatment thing.Make to fall one-level screw conveyer 44 under coagulation thing, using this One-level screw conveyer 44 is transported to the lateral outer side of threshing body.Make to fall secondary screw type under two stage treatment thing defeated Machine 45 is sent, the lateral outer side of threshing body is transported to using the secondary screw type conveyer 45.Using screening wind by three-level Processed material with from threshing chamber 31 send the threshing processed material of dirt mouthfuls 36 together with, from the row of dust-exhausting port 47 positioned at threshing After-Body Go out the trailing outside to threshing body.

Above-mentioned dust-exhausting port 47 have carry out downwards flowing guiding to the dust discharged and after it is not diffused into thresing machine The dust discharge cover 48 of side.

As shown in Fig. 2 above-mentioned grain bagging portion 10 is in addition to above-mentioned pack case 11, and also with bag supporting part, should Bag supporting part is arranged on the upper end side of the grain bag on discharge cylinder 12 using the support of bag support bar 13, and accepts table top 14 using bag To support the lower end side of grain bag.Wherein, above-mentioned discharge cylinder 12 is located at the bottom of pack case 11.

Pack case 11 is using device 15 of winnowing（Reference picture 3）To supply the shelling from above-mentioned one-level screw conveyer 44 Grain is simultaneously stored to it, and the hulled grain of storage is discharged in grain bag from above-mentioned discharge cylinder 12.

As shown in figure 3, thresing machine 4 has two grades of feeding back devices 60 of the lateral outer side for being arranged on threshing body.On Fig. 6 is State two grades of vertical profile rearviews of feeding back device 60.Fig. 7 is the side view of above-mentioned two grades of feeding back devices 60.As shown in these figures, two Level feeding back device 60 has：The treatment box of input port 61 is connected in the feeding terminal portion of above-mentioned secondary screw type conveyer 45 62；The side that the inside of case 62 is managed in this place integrally can rotatably be connected on the helical axis of secondary screw type conveyer 45 The two panels treatment blade 63 that formula is set；Lower end side is communicated in the cylinder 64 of winnowing of the outlet of above-mentioned treatment box 62；In the cylinder of winnowing What 64 inside was rotatably set winnow screw rod 65；Step up the lateral sides of stating treatment box 62 and above-mentioned cylinder 64 of winnowing The transmission case 66 that bottom is set.

Two grades of feeding back devices 60 using the above-mentioned treatment blades 63 of rotation driving of secondary screw type conveyer 45, using being housed in Driving-chain 67 in transmission case 66 driving force of secondary screw type conveyer 45 is delivered to the bottom of screw rod 65 of winnowing, is driven The screw rod 65 of winnowing, after single granulated processed is carried out to the two stage treatment thing from above-mentioned screening unit 40, in screening plant 42 Carry out Screening Treatment again.

That is, using the carrying capacity of secondary screw type conveyer 45 by the treatment from secondary screw type conveyer 45 Thing imports the inside for the treatment of box 62.Acted on using the impact for processing blade 63, two grades for the treatment of box 62 are had enter into being blended in Band branch stalk grain in processed material is processed and is made its simple grain.The processed materials such as grain and stalk crumb after treatment are at the place of rotation It is sent in cylinder 64 of winnowing in the presence of reason blade 63.The processed material entered into cylinder 64 of winnowing screw rod 65 of being winnowed is raised to be sent to and raised The upper end of grain silo 64.Using the throwing of the rotating vane 68 that integrally can be rotatably set up on the helical axis of screw rod 65 of winnowing The effect of throwing, will reach the processed material feeding of the upper end of cylinder 64 of winnowing positioned at the feedback outlet 69 of the lateral sidewalls of thresing machine 4, be allowed to Screening room 41 is fallen under between the body lateral sidewalls and threshing cylinder 32 that pass through threshing chamber 31 from the feedback outlet 69, thus, is supplied It is given to the leading section of screening plant 42.

Above-mentioned treatment box 62 has：It is bolted to the lateral sidewalls 70 of the travel machine body laterally inboard positioned at thresing machine 4 （Call inboard lateral sides wall 70 in the following text）On case body 62a；In the opposition side profit of the place side of above-mentioned input port 61 of case body 62a The side plate 62c being connected in the way of it can freely load and unload with connecting bolt 62b.

That is, by unloading lower side panel 62c come the inside of open treated case 62 so that even if still connecting in case body 62a In the state of being connected on above-mentioned inboard lateral sides wall 70, it is also possible to carry out the maintenance and cleaning inside treatment box.Transmission case 66 with The mode that can freely load and unload be connected to the helical axis of secondary screw type conveyer 45 and winnow screw rod 65 input shaft 65a on, energy It is enough together to be loaded and unloaded above-mentioned transmission case 66 with side plate 62c in the state of side plate 62c is installed on.

As shown in figure 1, above-mentioned thresing machine 4 has the lateral sidewalls 71 for being arranged in its travel machine body lateral outer side（Ginseng According to Fig. 5, side wall 71 laterally outside is called in the following text）The upper front shroud 72 of outer surface side, upper back cover 73, lower front shroud 74 and lower back cover 75.

The covering of above-mentioned upper front shroud 72, above-mentioned lower front shroud 74 and above-mentioned lower back cover 75 is arranged at outside the above-mentioned wall of side laterally outside 71 The tape handler 76 of face side（Reference picture 14）.Above-mentioned tape handler 76 is by from starting below driver's seat seat 2a Machine 5（Reference picture 2）Driving force pass to above-mentioned threshing cylinder 32, above-mentioned windmill 43, above-mentioned one-level screw conveyer 44, on State secondary screw type conveyer 45 and above-mentioned screening drive mechanism 46.

Above-mentioned upper front shroud 72, above-mentioned lower front shroud 74 and above-mentioned lower back cover 75, by across each cover 72,74,75 and above-mentioned outside The charging crane that lateral sidewalls 71 are set（It is not shown）And be supported on side wall 71 laterally outside.The above-mentioned dress of each cover 72,74,75 Release mechanism utilizes hook（It is not shown）Constitute, grasped to side oscillation is departed from by using the operating parts 77 being arranged on cover 72,74,75 Make hook, carry out connection of the release cover 72,74,75 relative to side wall 71 laterally outside.

Each cover 72,74,75 can also be connected with freely being loaded and unloaded by connecting bolt.

As shown in figure 8, in the above-mentioned wall of side laterally outside 71 of thresing machine 4, formed threshing chamber 31 upper cross side wall portion 71a Be formed as split with the lower cross side wall portion 71b for forming above-mentioned screening unit 40, above-mentioned upper cross side wall portion 71a is supported on above-mentioned The inner surface side of back cover 73.The ground of body frame 78 for stepping up the rearward end and thresing machine 4 for stating back cover 73 is provided with charging crane 80 With Shu Zhi mechanisms 81.

Figure 10 is the side view of above-mentioned charging crane 80 and above-mentioned Shu Zhi mechanisms 81.Figure 11 is above-mentioned charging crane 80 and upper The rearview of Shu Shuzhi mechanisms 81.As shown in these figures, above-mentioned charging crane 80 and above-mentioned Shu Zhi mechanisms 81 have：Will be upper next A pair of the pivot fulcrums 83,83 up and down set in above-mentioned body frame 78 are attached to supporter 82,82；In upper back cover 73 A pair of connecting holes 85,85 up and down that face side connects upper and lower a pair of connecting plates 84,84 and sets.

Using above-mentioned upper and lower a pair of connecting holes 85 by above-mentioned upper and lower a pair of connecting plates 84,84 respectively from top fitted in above-mentioned On upper and lower a pair of pivots fulcrum 83,83, upper and lower a pair of supporters 82,82 are accepted and support connecting plate from below using its upper surface 84, by being set as the state, be connected to upper back cover 73 in body frame 78 by charging crane 80, is derived from above-mentioned upper cross side Wall portion 71a is connected to the state of body frame 78.Shu Zhi mechanisms 81 carry out pivotal support so that above-mentioned upper cross side wall portion 71a Opening and closing is swung around towards the upper and lower opening and closing axle center X of threshing body together with upper back cover 73, opening and closing axle center X is above-mentioned upper and lower a pair Axle center that pivot fulcrum 83,83 has simultaneously is located at the rear end side of upper cross side wall portion 71a.

Charging crane 80, after being released by the way that above-mentioned upper and lower a pair of connecting plates 84,84 are extracted from above-mentioned pivot fulcrum 83 Thus cover 73, releases companies of the above-mentioned upper cross side wall portion 71a relative to body frame 78 relative to the connection of body frame 78 Connect.

Fig. 9（A）It is the top view closed in the state of upper cross side wall portion 71a.As shown in the drawing, using charging crane 80 Upper back cover 73 is connected to body frame 78, also, is set as with the above-mentioned upper front shroud 72 under installment state before and after travel machine body The closed mode arranged on direction.So, upper cross side wall portion 71a closes horizontal positioned at the threshing chamber of the above-mentioned wall of side laterally outside 71 To opening 86.Now, the locking mechanism 87 for being set using the leading section for stepping up back cover 73 and the above-mentioned wall of side laterally outside 71, will be upper Back cover 73 is fixed in off position, thereby, it is possible to upper cross side wall portion 71a is fixed in off position.

Figure 12 is the top view of above-mentioned locking mechanism 87.Figure 13 is the front view of above-mentioned locking mechanism 87.Such as these figure institutes Show, above-mentioned locking mechanism 87 has：It is arranged on the securing rod 87a of the outer surface side of the above-mentioned wall of side laterally outside 71；With the locking Bar 87a detachedly constitute and be arranged on back cover 73 leading section rear side a pair of hooks 87b, 87b；With to above-mentioned a pair Hook 87b, 87b carry out operating parts 88 swinging solution division operation, being arranged on the face side of back cover 73.

As the replacement of the locking mechanism 87, it would however also be possible to employ closed by connecting bolt and fixed the knot of upper back cover 73 Structure, so as to the closing for carrying out upper cross side wall portion 71b is locked.

The upper cross side wall portion 71a that the solid line of Fig. 8 is represented is to swing the upper cross side wall portion under open state.Fig. 8's is double The upper cross side wall portion 71a that chain-dotted line is represented is to unload the upper cross side wall portion under open state.Fig. 9（B）It is upper lateral sidewalls The top view swung under open state of portion 71a.As shown in these figures, latch-release is had been switched in above-mentioned locking mechanism 87 Upper back cover 73 in the state of state swings to the lateral outer side of travel machine body around above-mentioned opening and closing axle center X and opens.So, upper transverse direction Side of sidewall portion 71a swings to travel machine body lateral outer side together with upper back cover 73 and turns into swing open state.Or, by will be upper Back cover 73 is extracted upper and lower a pair of connecting plates 84,84 from pivot fulcrum 83, so as to solve relative to the operation that above-mentioned supporter 82 lifts Except connection of the upper back cover 73 relative to body frame 78 realized using above-mentioned charging crane 80.So, upper cross side wall portion 71a Unloaded from body frame 78 together with upper back cover 73 and turn into and unload open state.So, in any case, can open Above-mentioned threshing chamber transverse opening 86, accept net 33 be still installed on threshing chamber 31 in the state of carried out from threshing body lateral outer side Maintenance and cleaning.

Such as Fig. 9（B）It is shown, on swing is open in the state of cross side wall portion 71a, a side is freely rotatable and risen The another side of the securing rod 89 being supported on to drop on the connecting plate 84 of above-mentioned downside, installed in the locking that supporter 82 has In rod aperture 82a.So, securing rod 89 withstands under the open mode of upper back cover 73 and supports back cover on this, thereby, it is possible to will be upper Cross side wall portion 71a is fixed on open mode.

As shown in Fig. 5, Figure 14, thresing machine 4 has：Cereal sieves handling window 90, and it is arranged on the above-mentioned wall of side laterally outside 71 Above-mentioned screening unit 40 is formed in the middle above-mentioned lower cross side wall portion 71b and above-mentioned inboard lateral sides wall 70 for forming above-mentioned screening unit 40 Lower cross side wall portion 70b on；And the cereal sieves the lid 91 of handling window 90.The cereal of above-mentioned side of sidewall portion laterally outside 71 Sieve handling window 90 is configured to, and is covered by above-mentioned lower back cover 75.The cereal sieve handling window 90 of above-mentioned inboard lateral sides wall portion 70b is located at The lower section of above-mentioned pack case 11.

Above-mentioned each lid 91, it is above-mentioned by being arranged in the way of it freely can detachedly engage and act on the bottom of lid 91 Holding section 92 in lower cross side wall portion 70b, 71b and a pair of connecting bolts 93,93 of the upper end of lid 91 are installed on, relatively Loaded and unloaded in lower cross side wall portion 70b, 71b, thus, opening and closing cereal sieve handling window 90.

That is, when the crop species for harvesting change, cereal sieve 55 being replaced by and being provided with appropriately sized place Manage the cereal sieve of thing downcast hole.The replacing is carried out according to following getting.

That is, unloading above-mentioned lower back cover 75 and the above-mentioned lid 91 positioned at the behind of lower back cover 75, opening outside horizontal stroke Handling window 90 is sieved to the cereal of side wall 71, from cereal sieve handling window 90 lead between a side of cereal sieve 55 and screen box 50 The connection or connection for crossing connecting bolt realization are released.Unload the above-mentioned lid 91 positioned at the lower section of above-mentioned pack case 11, open above-mentioned The cereal sieve handling window 90 of inboard lateral sides wall 70, the another side and screen box 50 of cereal sieve 55 are carried out from the cereal handling window 90 Between by connecting bolt realize connection or connection release.Sieved from the cereal of side wall 71 or inboard lateral sides wall 70 laterally outside Handling window 90 carries out being placed and taken out relative to screening room 41 of cereal sieve 55.

As shown in Fig. 5, Figure 15, above-mentioned top board 34 is via the end of the travel machine body lateral outer side in the top board 34 along traveling Three Ge Shuzhi mechanisms 94 of body fore-and-aft direction spread configuration and be connected to body frame 95.

That is, top board 34 around the connecting pin 94a of above-mentioned Ge Shuzhi mechanisms 94 have along travel machine body front and back To opening and closing axle center Y decline relative to body frame 95 and swing, the free end 34a as top board 34 offsets with body frame 96 The closed posture for connecing, thereby turns off threshing chamber upper shed 97.Now, by making to be arranged in top along travel machine body fore-and-aft direction Three locking pieces 98 of the free end of plate 34 act on body frame 96, top board 34 can be fixed on into closed posture.

Swung by making top board 34 rise relative to body frame 95 around above-mentioned opening and closing axle center Y, can opened on threshing chamber Opening 97, overhauls and cleans threshing cylinder 32 from the threshing chamber upper shed 97, can also will be held by threshing chamber upper shed 97 Net 33 is connect to be extracted to outside from threshing chamber 31.Net 33 will be accepted circumferentially is divided into two segmentations to accept net and pull out along threshing cylinder Go out.

As shown in figure 15, above-mentioned top board 34 has adding for the both ends being arranged in the travel machine body transverse direction of its outer surface side Strong plate 100.As shown in Figure 15, Figure 16, above-mentioned each reinforcing plate 100 is located at threshing chamber anterior in dirt valve 35 is sent with above-mentioned multiple Three corresponding positions in end for sending dirt valve 35, using connecting bolt 101, to be connected in the way of fastening altogether with dirt valve 35 is sent On top board 34.

That is, because the anterior of threshing cylinder 31 has the process object such as more grain and straw bits than rear portion Thing, so that the dirt valve 35 that send positioned at the front portion of threshing chamber 31 will bear stronger anti-work than the dirt valve 35 that send positioned at the rear portion of threshing chamber 31 Firmly.Therefore, each reinforcing plate 100 improves support strength to carry out the support that 34 pairs, top board send dirt valve 35 securely.

As shown in figure 4, above-mentioned screening plant 42, via step up the rear end side of stating screen box 50 and with above-mentioned screening drive mechanism The charging crane 103 that the carriage 102 of 46 linkages is set, is connected to above-mentioned carriage 102 in the way of it can freely load and unload.

That is, above-mentioned dust discharge cover 48 is unloaded from threshing body, above-mentioned dust-exhausting port 47 is opened, by hand from the dust discharge Mouth 47 stretches into screening room 41, releases connection of the screen box 50 relative to carriage 102 realized using above-mentioned charging crane 103, and And by screening plant 42 to threshing body rear side moving operation.So, using the left and right one being arranged on above-mentioned carriage 102 Carry out sliding guidance screen box 50 to guide rail 104,104, make screening plant 42 pass through to be moved to dust-exhausting port 47 in threshing chamber, can pass through Easily take out operation and whole screening plant 42 is pulled out to outside body from dust-exhausting port 47.

As the replacement of the upper cross side wall portion 71b of above-described embodiment, it would however also be possible to employ around positioned at upper cross side wall portion Front and the structure being opened and closed towards the axis swing of threshing body above-below direction, or around positioned at upper cross side wall portion Upper end side the axis swing towards threshing body fore-and-aft direction and the structure that is opened and closed.It is attained by these cases The purpose of the present invention.

[second embodiment]

Illustrate second embodiment of the present invention with reference to the accompanying drawings.

Figure 17 is the left side view of the united reaper entirety of second embodiment of the invention.Figure 18 is the real present invention second Apply the overall right side view of the united reaper of mode.Figure 19 is bowing for the united reaper entirety of second embodiment of the invention View.As shown in these figures, the united reaper of the embodiment of the present invention has：Travel machine body, the travel machine body is using left and right one To crawler type running device 201,201 from walking, and with being mounted with to drive the Drive Section 202 of seat 202a；Installed in the row Sail the thresing machine 204 of the rear portion side of the body frame 203 of body；Grain bagging portion 210, it is equipped with and is arranged on the thresing machine The pack case 211 of 204 lateral sides；And it is connected with the harvesting portion of feed device 221 in the front portion of above-mentioned thresing machine 204 220。

The united reaper harvests rice, wheat etc..

That is, harvesting portion 220 also has in addition to above-mentioned feed device 221：It is connected to the feed device The harvesting frame 222 of 221 leading section；It is arranged on the nearside divider 223 of the both lateral sides of the leading section of the harvesting frame 222； Configured in above-mentioned harvesting frame 222 in pushing away that the leading section and being arranged to of the pallet portion 222a of harvesting frame 222 can freely drive The harvesting device 224 of sub- shape；Feeding screw 225, it is near the rear of above-mentioned harvesting device 224 and in above-mentioned pallet portion The upper surface side of 222a, can rotate freely and drivingly configure in above-mentioned harvesting frame 222；And rotating drum 227, the rotation Reel 227 can be rotated freely and is drivingly supported on the support arm 226,226 of pair of right and left, and the support arm is from above-mentioned harvesting frame The top of 222 base end side extends forwards.

Above-mentioned feed device 221 is in the presence of hydraulic cylinder 228 around the lifting axle center P towards body transverse direction relative to threshing Machine 204 swings up and down operation, and thus, the above-mentioned pallet portion 222a that above-mentioned harvesting portion 220 is elevated to harvesting frame 222 drops to ground The non-job state of rising that decline job state and harvesting frame 222 near face are substantially increased from ground.At harvesting portion 220 When travel machine body is travelled under declining job state, harvesting portion 220 gather in the harvesting treatment of upright straw and to threshing The treatment of the supply harvesting straw of machine 204.

That is, upright straw is divided into harvesting object and non-harvesting object using pair of right and left nearside divider 223,223, Then, while will hold together to the one side of harvesting device 224 to utilize the receipts as the upright straw rake of harvesting object by the use of rotating drum 227 Device 224 is cut to be gathered in.Straw will be gathered in along pallet using the spiral plate 225a of two sides in feeding screw 225 222a lateral transfers in portion are to the front of feed device 221.Using can one rotatably be arranged in the middle of feeding screw 225 Conveying arm 225b hold together to give, the harvesting straw that will reach the front of feed device 221 is sent to positioned at the rear side of feeding screw 225 Feed device 221 entrance.Then, using the conveyer 229 inside feed device 221, will be fed into feed device Harvesting straw in 221 is via the delivered inside of feed device 221 to rear.Hold together to send effect using above-mentioned conveyer 229, will The harvesting straw of the arrival rearward end of feed device 221 entirety of point from strain root to fringe puts into the threshing chamber of thresing machine 204（Do not scheme Show）.

As shown in figure 29, the terminal part 225c of above-mentioned each spiral plate 225a of above-mentioned feeding screw 225 by welding in spiral shell Steel wire rod on rotating plate 225a is constituted.

That is, when on the terminal part 225c of spiral plate 225a produce abrasion when, by new steel wire rod is installed come The steel wire rod of abrasion is replaced, only can be repaired by changing terminal part 225c.

Thresing machine 204 is using the threshing cylinder for making to put into the harvesting straw rotation in threshing chamber（It is not shown）Carry out threshing Treatment.

As shown in figure 18, above-mentioned grain bagging portion 210 is in addition to above-mentioned pack case 211, also with bag supporting part, This bag of supporting part is arranged on the upper end side of the grain bag on discharge cylinder 212 using the support of bag support bar 213, and utilizes bag adapting table Face 214 come support the grain bag lower end side.Wherein, above-mentioned discharge cylinder 212 is located at the bottom of pack case 211.

Pack case 211 is using device 215 of winnowing（Reference picture 18）To supply the screening unit from thresing machine 204（It is not shown） Hulled grain and it is stored, and by the hulled grain of storage from above-mentioned discharge cylinder 212 be discharged to grain bag in.

As shown in Figure 18, Figure 19, grain bagging portion 210 has front and rear a pair of operation auxiliary parts 216,216.Each operation auxiliary Part 216 is projected under travel machine body lateral outer side as shown in solid in Figure 18 and Figure 19 with allowing hand over into from bag supporting part The mode that rising positioned at pack case 211 top of the drop using posture and as shown in double dot dash line in Figure 18 houses posture is propped up Support.Posture is used by the way that each operation auxiliary part 216 is switched into decline, each operation auxiliary part 216 is in accepts table top 214 away from bag The height H of upper surface is the configuration height of 1.0 ~ 1.1m, so as in order to be taken in the enterprising luggage bag operation in grain bagging portion 210 User can be used as to lumbar.

As shown in Figure 30, Figure 31, Figure 32, above-mentioned driving seat 202a drives seat 202a lower face sides via being arranged on Pair of right and left installing component 230,230, be arranged on above-mentioned pair of right and left installing component 230,230 leading section connecting shaft 231st, the support member 232 of the both ends 231a of the connecting shaft 231 is rotatably supported using support chip portion 232a, is supported In seat supporting table 233.Seat supporting table 233 turns into the hood of the above-mentioned engine 205 of covering.Each installing component 230, Via installed in the yielding rubber 234 of the rearward end of installing component 230 and the buffering rubber on connecting shaft installing component 230a Glue 234, loads and is supported on the upper surface of seat supporting table 233.

Above-mentioned seat supporting table 233 has the seat fixed mechanism 236 for being equipped with seat fixed body 235, and the seat is fixed Body 235 is arranged on the upper surface side of the seat supporting table 233.The seat fixed mechanism 236 is except with above-mentioned seat fixed body Beyond 235, also with the stop pin 237 that can be freely loaded and unloaded on the seat fixed body 235.Seat fixed mechanism 236 passes through will Above-mentioned stop pin 237 is installed on pair of right and left longitudinal slice 235a, 235a of above-mentioned seat fixed body 235, make stop pin 237 from Top carries out stopping function to the rearward end of above-mentioned installing component 230, prevents installing component 230 around the end of above-mentioned connecting shaft 231 The axle center of portion 231a rises swing, thus, seat lock-out state of the decline using posture is fixed on as that will drive seat 202a.

That is, can just release seat fixed mechanism by the way that above-mentioned stop pin 237 is unloaded from seat fixed body 235 236 pairs of fixations for driving seat 202a, thus, driving seat 202a can rise swing relative to seat supporting table 233, so that Switch to the maintenance open posture of rising of the top of open seat supporting table 233.

Above-mentioned rotating drum 227 is illustrated below.

Figure 21 is the side view of above-mentioned rotating drum 227.Figure 22 is the top view of above-mentioned rotating drum 227.On Figure 23 is State the front view of the side of rotating drum 227 1.Figure 24 is the front view of the another side of above-mentioned rotating drum 227.Such as these figure institutes Show, above-mentioned rotating drum 227 has：Rotatably it is supported on the driving of the terminal part of above-mentioned a pair of support arms 226,226 Axle 240；Can one rotatably be arranged on the drive shaft 240 it is left and right end portions, be seen as pentagon from travel machine body side Reel frame 241；The tooth supporting part 242 being made up of circular pipe, its across pair of right and left reel frame 241,241 ground are along rotating drum 227 circumferential array is arranged on rotating drum 227, also, is matched somebody with somebody in the way of respectively having one at five tops of reel frame 241 Put.

Above-mentioned each reel frame 241 has：With five reel frame body 241b of the sheet metal of arm 241a；It is arranged on each arm The resinous block 243 of the terminal part of 241a；The band sheet material 244 of ring-type, it is stepped up and states five blocks 243 and wind, with it is upper State the shared common fastening bolt of block 243 and be connected to said arm 241a.Above-mentioned each block 243 is constituted rotatably to be installed State the installation portion of tooth supporting part 242.Ring-type band plate 244 is constituted by the divided segmentation band sheet material in the position of each arm 241a 's.

Rotating drum 227 has：Tooth 245,246, its rotating drum axis of rotation X1 having along above-mentioned drive shaft 240 （Hereinafter referred to as reel axis of rotation X1）Direction be arranged on above-mentioned each tooth supporting part 242；Tooth maintaining body 260, its The lateral outer side of a side of rotating drum 227 is arranged on, with being seen as pentagonal auxiliary rotary body from travel machine body side 261。

A pair of support arms 226,226 of rotating drum 227 is utilized and in above-mentioned a pair of support arms 226,226 and receipts The connected hydraulic cylinder 250 of cutting mill frame 222 swings up and down operation around the axle center Y1 of connecting shaft 251 relative to harvesting frame 222, so that Rotating drum 227 is elevated to decline job state and rises non-job state.

Figure 25 is the side view declined under job state of the lower position side of rotating drum 227.As shown in the drawing, behaviour is declined Make pair of right and left support arm 226,226, and cause that the lower end side of rotating drum 227 is located at when near ground G, rotating drum 227 Decline job state as lower position side.So, by the rotation of drive shaft 240, the winding reel axis of rotation of rotating drum 227 X1 rotates, so that the tooth 245 of each tooth supporting part 242,246 winding reel axis of rotation X1 rotate to direction of rotation A.Each tooth 245, 246 one side remain the posture extended downwards from tooth supporting part 242 while rotation in the presence of above-mentioned tooth maintaining body 260 Turn, end 245a, 246a of each tooth 245,246 depict rotational trajectory T, end 223as of the rotational trajectory T in nearside divider 223 Rear it is highly mobile with the ground of the ground height H1 of the end 223a less than nearside divider 223, also, in harvesting device 224 Front it is highly mobile with the ground of the ground height H2 of the end less than harvesting device 224.

Thus, even if upright straw lodging is relatively deep, even if there is upright straw not by nearside divider 223, rotation Reel 227 can also make each tooth 245,246 accurately engage upright straw and hold together to be supplied to harvesting device by upright straw rake 224。

Figure 26 is the side view of the decline job state of the high position side of rotating drum 227.As shown in the drawing, step-down operation Pair of right and left support arm 226,226 and cause rotating drum 227 lower end side be located at from ground G slightly away from position when, rotation Turn decline job state of the reel 227 as high position side.So, by the rotation of drive shaft 240, the coiling of rotating drum 227 Cylinder axis of rotation X1 rotations, so that the tooth 245 of each tooth supporting part 242,246 winding reel axis of rotation X1 revolve to direction of rotation A Turn.Each tooth 245,246 one side remain what is extended downwards from tooth supporting part 242 in the presence of above-mentioned tooth maintaining body 260 Posture is while rotate, end 245a, 246a of each tooth 245,246 depict rotational trajectory T1, and rotational trajectory T1 is in nearside divider The rear of 223 end 223a is highly mobile with the ground of the ground height H1 of the end 223a higher than nearside divider 223.

Thus, under the decline job state of high position side, no matter travel machine body is tilted forward and back, rotating drum Upright straw rake can be held together to be supplied to harvesting device 224 by 227 while avoiding each tooth 245,246 from being grounded.

As shown in figure 27, above-mentioned reel axis of rotation X1 is configured to, and under the decline job state of rotating drum 227, leads to The straight line S for crossing reel axis of rotation X1 and harvesting device 224 turns into vertical relative to the cropping knife upper surface of harvesting device 224 Vertical line, even if changing the extension angle that each tooth 245,246 extends from tooth supporting part 242, it is also possible to prevent well straw from Float in harvesting device 224 and supply straw to harvesting device 224.

That is, the tooth 245,246 shown in solid of Figure 27 is represented and is supported on tooth supporting part 242 with standard extension angle On tooth.Tooth 245,246 shown in the dotted line of Figure 27 is represented than the posture of standard extension angle with the inclined appearance in side of drawing back The tooth that gesture supports.Tooth 245,246 shown in the double dot dash line of Figure 27 is represented than the posture of standard extension angle to march forward The tooth that the inclined posture support in side.As shown in these lines, even if changing the extension that tooth 245,246 extends from tooth supporting part 242 Angle, it is also possible to not change the state at the interval between tooth end and harvesting device 224 significantly, make tooth 245,246 in harvesting The top movement of device 224.

It is supported in the above-mentioned multiple teeth 245,246 on above-mentioned each tooth supporting part 242, positioned at the rotating drum transverse direction of left and right The tooth 246 of side is set to side tooth 246, and the tooth 245 on the inside of rotating drum is set to inner tines 245.Each tooth supporting part 242 Above-mentioned each side tooth 246 and above-mentioned inner tines 245 are made up of the solid-iron rounding bar material extended from tooth supporting part 242.As schemed 22nd, shown in 23, every two of the above-mentioned inner tines 245 of each tooth supporting part 242 are made up of a round bar material, the round bar material quilt Brake forming is have above-mentioned inner tines 245 at both ends, has the connection connected relative to tooth supporting part 242 in pars intermedia Portion 247.

Side tooth 246 has the external diameter more than inner tines 245, to cause that each side tooth 246 of each tooth supporting part 242 is had Some bending strengths are more than the bending strength that each inner tines 245 have.

That is, in the horizontal side of rotating drum 227, to enter because not gathering in the upright straw in soil and being entangled with sometimes The row upright straw rake big to the counter-force of the applying of side tooth 246 holds together.Therefore, even if side tooth 246 is by from the big of straw Counter-force does not also bend, and is locked to upright straw, securely holds together to harvesting device 224 straw rake.

On the other hand, in the inner side of rotating drum 227, being entangled with for the upright straw for not gathering in soil will not occur, so that The upright straw rake small to the counter-force of the applying of inner tines 245 is carried out to hold together.Therefore, inner tines 245 are from upright straw It is easier to bend and engage upright straw under counter-force effect, promptly can holds together to harvesting device 224 straw rake.

As shown in figure 21, each inner tines 245 of each tooth supporting part 242 with the end side of inner tines 245 than side tooth 246 End side more formed by the case of bending of rotating drum outer circumferential side.

If that is, the side tooth 246 of rotating drum 227 is grounded, inner tines 245 are more than because side tooth 246 has Bending strength, so be easily deformed or damaged.But, even if being also inner side in the case where rotating drum 227 is grounded Tooth 245 is grounded and side tooth 246 is earth-free, and inner tines 245 are held because being susceptible to elastic deformation with less bending strength Side tooth 246 is plastically deformed or damaged because earth-free without generation, so that inner tines 245 and side tooth 246 are all difficult to plasticity Deformation is damaged.

As shown in figure 21, above-mentioned five tooth supporting parts 242 are set to the first tooth supporting part 242A, the second tooth supporting part 242B, the 3rd tooth supporting part 242C, the 4th tooth supporting part 242D and the 5th tooth supporting part 242E.Except in rotating drum rotation side Beyond a pair of tooth supporting parts 242,242 that the first adjacent tooth supporting part 242A and the 5th tooth supporting part 242E are constituted upwards Other paired tooth supporting parts（A pair of tooth supporting parts 242 that i.e. the first tooth supporting part 242A and the second tooth supporting part 242B are constituted, A pair of tooth supporting parts 242,242 that 242, the second tooth supporting part 242B and the 3rd tooth supporting part 242C are constituted, the support of the 3rd tooth A pair of tooth supporting parts 242,242 that portion 242C and the 4th tooth supporting part 242D are constituted, the 4th tooth supporting part 242D and the 5th tooth A pair of tooth supporting parts 242,242 that supporting part 242E is constituted）, as shown in figure 22, by having that a tooth supporting part 242 is supported The inner tines group of multiple above-mentioned inner tines 245 and by another tooth supporting part 242 support with multiple above-mentioned inner tines 245 Inner tines group, with the inner tines 245 in the inner tines group equivalent to each tooth supporting part 242 on reel axis of rotation direction Installation interval D1（Hereinafter referred to as inner tines installation interval D1）About 1/2 apart from D2, staggered positions ground is along reel rotary shaft Heart direction configures.

That is, a pair of the tooth supporting parts 242 constituted in the first tooth supporting part 242A and the second tooth supporting part 242B, A pair of tooth supporting parts 242,242 that 242, the second tooth supporting part 242B and the 3rd tooth supporting part 242C are constituted, the support of the 3rd tooth A pair of tooth supporting parts 242,242 that portion 242C and the 4th tooth supporting part 242D are constituted, the 4th tooth supporting part 242D and the 5th tooth In a pair of tooth supporting parts 242,242 that supporting part 242E is constituted, inner tines for tooth supporting part 242 245 each other and The inner tines 245 of another tooth supporting part 242 along rotating drum circumferential array.Thus, even if in the presence of positioned at arrival rotation volume The inner tines 245 of the tooth supporting part 242 of the lower section of cylinder 227 are each other without the upright straw engaged by the inner tines 245, rotation Reel 227 can also make the inner tines 245 of the tooth supporting part 242 of next arrival engage the upright straw and in this case Upright straw rake is held together to harvesting device 224.

As shown in Figure 23,24, above-mentioned rotating drum 227 has the tooth cover 253 being installed on above-mentioned each tooth supporting part 242. As shown in figure 28, above-mentioned each tooth cover 253 covers the above-mentioned connecting portion 247 of inner tines 245, to cause that straw bits etc. will not be entangled with On the connecting portion 247.Each tooth cover 253 is made up of the resin-made cylinder that slit 254 is provided with length range, by making slit 254 elastic deformations can load and unload tooth supporting part 242 to open mode by the slit 254 opened.

Figure 21 represents the side-looking structure of above-mentioned tooth maintaining body 260.Figure 23 represents the main view knot of above-mentioned tooth maintaining body 260 Structure.As shown in these figures, tooth maintaining body 260 also has in addition to above-mentioned auxiliary rotary body 261：It is supported on above-mentioned The supporter 262 that circle is seen as from the side of rotating drum on the lug boss 226a of support arm 226；Step up and state auxiliary rotary body 261 and the above-mentioned ground of reel frame 241 correspond to the connecting rod 263 that above-mentioned each tooth supporting part 242 is set.

Above-mentioned supporter 262 is outer at mounting hole 262a to be embedded in above-mentioned lug boss 226a, is fixed on using fixing bolt 265 In the supporting plate 264 being connected with lug boss 226a.The supporter 262 has three support rollers 266, and these support rollers 266 are blocked Enter the circular mounting hole 261a of above-mentioned auxiliary rotary body 261 and be distributed in all portions of supporter 262.Auxiliary rotary body 261 Propped up on above-mentioned supporter 262 by the pivot of above three roller 266, it is above-mentioned around being eccentrically disposed within from above-mentioned reel axis of rotation X1 The axle center Z rotations of the central part of supporter 262.The end of the reel frame side of above-mentioned each connecting rod 263 integrally can rotatably connect It is connected on the rotation fulcrum 242a of corresponding above-mentioned tooth supporting part 242.The end on the auxiliary rotation side of above-mentioned each connecting rod 263 can Rotatably it is connected to the top of auxiliary rotary body 261.

Thus, tooth maintaining body 260, with the rotation of rotating drum 227, makes auxiliary rotary body 261 be rolled up using from rotation Cylinder 227 rotates via the driving force that connecting rod 263 is transmitted around the axle center Z different from reel axis of rotation X1, and is revolved using connecting rod 263 Turn the rotation fulcrum 242a of each tooth supporting part 242 of operation and relative to each tooth supporting part 242 of the rotation process of reel frame 241, no matter The rotation of rotating drum 227 is how, is operable to, keep the side tooth 246 and inner tines 245 of each tooth supporting part 242 from The posture that tooth supporting part 242 extends downwards.

Figure 33 is that have the side view at the tooth configuration section of the second rotating drum 227 for implementing structure.

There are side tooth 246 and inner tines 245 with the second rotating drum 227 for implementing structure, by side tooth 246 from tooth The development length L1 that supporting part 242 extends is set as shorter than the development length L2 that inner tines 245 extend from tooth supporting part 242.

If that is, rotating drum 227 is grounded with side tooth 246, inner tines 245 are more than because side tooth 246 has Bending strength, so be easily deformed or damaged.But, even if being also inner side in the case where rotating drum 227 is grounded Tooth 245 is grounded and side tooth 246 is earth-free, and inner tines 245 are held because being susceptible to elastic deformation with less bending strength Side tooth 246 is plastically deformed or damaged because earth-free without generation, so that inner tines 245 and side tooth 246 are all difficult to plasticity Deformation is damaged.

As the replacement of the inner tines 245 of above-described embodiment, it would however also be possible to employ following structure is implemented, i.e. by inner tines 245 are configured to the case of bending with corner angle so that the end side of inner tines 245 than side tooth 246 end side more by rotation Turn the outer circumferential side of reel.Now, it is also possible to reach the purpose of the present invention.

Claims

1. a kind of harvester, in harvesting portion（220）On be equipped with by upright straw rake hold together to rotate freely drive in harvesting device Dynamic rotating drum（227）, it is characterised in that

Above-mentioned rotating drum is being arranged on along the arrangement of rotating drum axis of rotation direction（227）On tooth in, positioned at rotation roll up The side tooth of the horizontal side of cylinder（246）Bending strength be set as, more than the inner tines on the inside of rotating drum（245）It is curved Qu Qiangdu,

Above-mentioned inner tines（245）End side be shaped to than above-mentioned side tooth（246）End side more lean on rotating drum periphery Side.

2. a kind of harvester, in harvesting portion（220）On be equipped with by upright straw rake hold together to rotate freely drive in harvesting device Dynamic rotating drum（227）, it is characterised in that

Above-mentioned side tooth（246）From tooth supporting part（242）The development length of extension（L1）It is set as than above-mentioned inner tines（245）From Tooth supporting part（242）The development length of extension（L2）It is short.

3. a kind of harvester, in harvesting portion（220）On be equipped with by upright straw rake hold together to rotate freely drive in harvesting device Dynamic rotating drum（227）, it is characterised in that

Above-mentioned inner tines（245）End side be shaped to than above-mentioned side tooth（246）End side more lean on rotating drum periphery Side,

4. harvester as claimed in claim 1, it is characterised in that above-mentioned side tooth（246）External diameter be set to more than above-mentioned Inner tines（245）External diameter.

5. harvester as claimed in claim 2, it is characterised in that above-mentioned side tooth（246）External diameter be set to more than above-mentioned Inner tines（245）External diameter.

6. harvester as claimed in claim 3, it is characterised in that above-mentioned side tooth（246）External diameter be set to more than above-mentioned Inner tines（245）External diameter.

7. a kind of harvester, in harvesting portion（220）On be equipped with by upright straw rake hold together to rotate freely drive in harvesting device Dynamic rotating drum（227）, it is characterised in that

Above-mentioned rotating drum is being arranged on along the arrangement of rotating drum axis of rotation direction（227）On tooth in, positioned at rotation roll up The side tooth of the horizontal side of cylinder（246）External diameter be set as, more than the inner tines on the inside of rotating drum（245）External diameter,

8. a kind of harvester, in harvesting portion（220）On be equipped with by upright straw rake hold together to rotate freely drive in harvesting device Dynamic rotating drum（227）, it is characterised in that

9. a kind of harvester, in harvesting portion（220）On be equipped with by upright straw rake hold together to rotate freely drive in harvesting device Dynamic rotating drum（227）, it is characterised in that

10. the harvester as any one of claim 1~9, it is characterised in that in above-mentioned rotating drum（227）Tooth Supporting part（242）On the side in above-mentioned rotating drum axis of rotation direction a piece above-mentioned side tooth is installed（246）.

11. harvester as any one of claim 1~9, it is characterised in that in above-mentioned rotating drum（227）Tooth Supporting part（242）On the side in above-mentioned rotating drum axis of rotation direction two above-mentioned side teeth are installed（246）.

12. harvester as any one of claim 1~9, it is characterised in that above-mentioned side tooth（246）And it is above-mentioned Inner tines（245）Respectively by from above-mentioned rotating drum（227）Tooth supporting part（242）The solid-iron rounding bar material structure of extension Into.

13. harvesters as claimed in claim 10, it is characterised in that above-mentioned side tooth（246）And above-mentioned inner tines（245） Respectively by from above-mentioned rotating drum（227）Tooth supporting part（242）The solid-iron rounding bar material of extension is constituted.

14. harvesters as claimed in claim 11, it is characterised in that above-mentioned side tooth（246）And above-mentioned inner tines（245） Respectively by from above-mentioned rotating drum（227）Tooth supporting part（242）The solid-iron rounding bar material of extension is constituted.

15. harvester as any one of claim 1~9, it is characterised in that bent to by by a round bar material Type, two above-mentioned inner tines are formed at the both ends of above-mentioned round bar material（245）, and in the pars intermedia of above-mentioned round bar material, It is formed with relative to above-mentioned rotating drum（227）Tooth supporting part（242）The connecting portion of connection（247）, in above-mentioned rotating drum （227）On, two above-mentioned inner tines（245）It is adjacent on above-mentioned rotating drum axis of rotation direction.

16. harvesters as claimed in claim 10, it is characterised in that by by a round bar material brake forming, above-mentioned The both ends of round bar material form two above-mentioned inner tines（245）, and in the pars intermedia of above-mentioned round bar material, be formed with relative In above-mentioned rotating drum（227）Tooth supporting part（242）The connecting portion of connection（247）, in above-mentioned rotating drum（227）On, two The above-mentioned inner tines of root（245）It is adjacent on above-mentioned rotating drum axis of rotation direction.

17. harvesters as claimed in claim 11, it is characterised in that by by a round bar material brake forming, above-mentioned The both ends of round bar material form two above-mentioned inner tines（245）, and in the pars intermedia of above-mentioned round bar material, be formed with relative In above-mentioned rotating drum（227）Tooth supporting part（242）The connecting portion of connection（247）, in above-mentioned rotating drum（227）On, two The above-mentioned inner tines of root（245）It is adjacent on above-mentioned rotating drum axis of rotation direction.

18. harvesters as claimed in claim 12, it is characterised in that by by a round bar material brake forming, above-mentioned The both ends of round bar material form two above-mentioned inner tines（245）, and in the pars intermedia of above-mentioned round bar material, be formed with relative In above-mentioned rotating drum（227）Tooth supporting part（242）The connecting portion of connection（247）, in above-mentioned rotating drum（227）On, two The above-mentioned inner tines of root（245）It is adjacent on above-mentioned rotating drum axis of rotation direction.

19. harvesters as claimed in claim 13, it is characterised in that by by a round bar material brake forming, above-mentioned The both ends of round bar material form two above-mentioned inner tines（245）, and in the pars intermedia of above-mentioned round bar material, be formed with relative In above-mentioned rotating drum（227）Tooth supporting part（242）The connecting portion of connection（247）, in above-mentioned rotating drum（227）On, two The above-mentioned inner tines of root（245）It is adjacent on above-mentioned rotating drum axis of rotation direction.

20. harvesters as claimed in claim 14, it is characterised in that by by a round bar material brake forming, above-mentioned The both ends of round bar material form two above-mentioned inner tines（245）, and in the pars intermedia of above-mentioned round bar material, be formed with relative In above-mentioned rotating drum（227）Tooth supporting part（242）The connecting portion of connection（247）, in above-mentioned rotating drum（227）On, two The above-mentioned inner tines of root（245）It is adjacent on above-mentioned rotating drum axis of rotation direction.