CN104094729B - United reaper - Google Patents

Abstract

The present invention provides a kind of united reaper for 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）With by gather in straw entirety put into threshing chamber and using rotate freely driving threshing cylinder carry out threshing processing threshing portion and the screening plant by freely swinging to from threshing chamber threshing processed material progress Screening Treatment screening unit.Also, also have and support to form thresing machine in a manner 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 a manner 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, and it has thresing machine, and the thresing machine is equipped with the straw of harvesting is whole Put into threshing chamber and carry out the threshing portion of threshing processing and utilize freely to put 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 plate of room.

Although enabling threshing chamber to open by using above-mentioned prior art, the cleaning of net and maintenance side are being accepted Problem be present in face.

That is, in the case of make it that threshing chamber is on limits using prior art, although threshing chamber can be opened Hand or cleaning device is set to enter in threshing cylinder, still, hand or cleaning device can not but reach undertaking net, so that in order to enter Row accepts the cleaning netted and maintenance, 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 for the cleaning and upkeep operation that can easily and efficiently carry out accepting net Close harvester.

The feature structure of the present invention is that united reaper has thresing machine, and the thresing machine has and will gather in the whole of straw Body puts into threshing chamber and carries out the threshing portion of threshing processing and by freely swinging using the threshing cylinder for rotating freely driving Screening plant to from above-mentioned threshing chamber threshing processed material carry out Screening Treatment screening unit, wherein, have with can freely The mode for swinging opening and closing supports to form the Shu Zhi mechanisms of the upper cross side wall portion of the above-mentioned threshing chamber of 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.

, can be to accept wire side to opening by swinging open upper cross side wall portion or being unloaded according to this structure State opens the lateral sides of threshing chamber, is cleaned and is examined so as to be still installed in the state of threshing chamber in undertaking net Repair.

In addition, according to the scale and the situation of instrument etc. that clean and overhaul, do not unload lateral sidewalls sometimes and only swing Opening, upper cross side wall portion can be then 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 takes out the cleaning that can easily and efficiently carry out accepting net from threshing chamber and maintenance is made Industry.In addition, regarding concrete condition, upper cross side wall portion can also be unloaded 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, provided with putting Enter and take out the cereal sieve handling window that the cereal of above-mentioned screening plant sieves.

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 is removed, you can cereal sieve is replaced by the different cereal of mesh and sieved, so as to easily carry out appropriate screening Processing.

In said structure, preferably have and support to form the above-mentioned de- of above-mentioned thresing machine in a manner of the opening and closing that can freely swing The Shu Zhi mechanisms of the top plate of grain room.

According to the structure, by swinging open top plate, 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, it can will accept net and be replaced by the different undertaking net of mesh, from And appropriate threshing processing can be carried out.

In said structure, preferably have and send dirt valve, it is described to send dirt valve along threshing cylinder axis of rotation also with reinforcing plate Direction arrangement be connected to the above-mentioned threshing chamber to form above-mentioned thresing machine top plate inner surface side, the reinforcing plate with it is above-mentioned Multiple modes for sending dirt valve to fasten altogether are connected to the outer surface side of above-mentioned top plate.

According to the structure, support strength can be improved using reinforcing plate, so as to using top plate come branch support sending dirt securely Valve.

Therefore, also can be using top plate come firmly even in sending big counter-force of the effect from threshing processed material on dirt valve Twelve Earthly Branches support sending dirt valve, so as to which dirt valve is high-precision to the progress of threshing processed material to flow guiding using sending.Moreover, only by setting Put simple structure as reinforcing plate can be realized as, so as to compared with forming top plate etc. using slab, can inexpensively obtain .

In addition, in said structure, it is preferred that for holding together to harvesting device to rotate freely driving 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 arrangement the structure with teeth with same bending strength, But in the united reaper using the technology related to conventional rotating drum, threshing can be produced or rake holds together the feelings of deficiency 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 entered together with harvesting object straw in harvester.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 which side tooth occur to straw Rake holds together the problem of bad.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, holds together so that side tooth strongly carries out rake.So, the inner side on the inside of the rotating drum axis of rotation direction of rotating drum Bending strength possessed by tooth 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, nevertheless, still straw, which is applied with, to send out The powerful rake of the raw flexure caused by counter-force holds together effect.It is as a result, different according to the species of straw in the inner side of rotating drum, The problem of threshing easily occurs.

Therefore, by using this structure, the side tooth tool that the rake of upright straw holds together is carried out in the horizontal side of rotating drum There is the bending strength bigger than inner tines, so as to which 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 in the inner side of rotating drum the inner tines that the rake of upright straw holds together have it is smaller than side tooth curved Qu Qiangdu, rake is mildly carried out to straw and holds together effect so as in the case of by the big counter-force from straw, be easily bent.

Therefore, it is possible to the straw under the kilter for being difficult to occur to harrow deficiency or threshing realized by rotating drum Hold together to the rake of harvesting device, straw is flowed and high-efficient homework, and grain loss can also be prevented.

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 causes inner side to be acted in the position close proximity to ground Toe joint, 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 With avoiding side toe joint.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 it is grounded, also is difficult to because of inner tines or side tooth therefore, it is possible to obtain rotating drum excessive descent It is grounded and deforms or the united reaper of damaged excellent durability.

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

According to the structure, even if declining rotating drum causes inner side to be acted in the position close proximity to ground Toe joint, because side tooth is shorter than the development length that inner tines extend from tooth supporting part from the development length that tooth supporting part extends, 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.

Even if it is grounded, also is difficult to because of inner tines or side tooth therefore, it is possible to obtain rotating drum excessive descent It is grounded and deforms or the united reaper of damaged excellent durability.

In said structure, the adjacent pair tooth supporting part preferably on the rotating drum direction of rotation of above-mentioned rotating drum In, supported by the inner tines group of tooth supporting part support with multiple above-mentioned inner tines and by another tooth supporting part Inner tines group with multiple above-mentioned inner tines, configured 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 possessed inner tines, so from the point of view of the setting number of inner tines, can inexpensively it obtain, simultaneously, additionally it is possible to profit The rake for accurately carrying out straw with rotating drum holds together.

That is, inner tines edge rotation of the inner tines on a tooth supporting part each other and on another tooth supporting part Turn reel circumferential array.Thereby, it is possible to the interval of the inner tines on each tooth supporting part is set into big, reduction to be arranged on each tooth branch The quantity of inner tines on support part, as a result, even if existing positioned at the inner tines for reaching the tooth supporting part below rotating drum each other Between without the upright straw that is engaged by the inner tines on the tooth supporting part, can also make the tooth supporting part of next arrival Inner tines engage the upright straw and harrowed into 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 the vertical profile rearview of two level feeding back device；

Fig. 7 is the side view of two level feeding back device；

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

Fig. 9（A）It is to close the top view gone up in the state of 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 charging crane and the side view of Shu Zhi mechanisms；

Figure 11 is charging crane and the rearview of 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 plate；

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

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

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

Figure 19 is the overall top view of the united reaper 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 for 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 the side view at the tooth supporting part with the second rotating drum for implementing structure.

Embodiment

[first embodiment]

With reference to the accompanying drawings come illustrate the present invention first embodiment.

Fig. 1 is the overall left side view of the united reaper 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 overall top view of the united reaper 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 are filled using the crawler type traveling of pair of right and left 1,1 is put to walk certainly, and with the Drive Section 2 for being mounted with driving 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, it is equipped with the pack case 11 for 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 in the hairclipper shape of the pallet portion 22a of harvesting frame 22 leading section can be freely drivingly disposed on cutting mill frame 22 24；The spiral charging for 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.Under being in harvesting portion 20 When travelling travel machine body under drop job state, harvesting portion 20 gather in the harvesting processing of upright straw and supplied to thresing machine 4 Processing to 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 while being held together the upright straw rake as harvesting object to the one side of harvesting device 24 by the use of rotating drum 27 using the harvesting 24 are put to be gathered in.It is horizontal along pallet portion 22a that straw will 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.Utilize the conveying arm that integrally can be rotatably arranged among feeding screw 25 25b's holds together to send, and the harvesting straw for reaching the front of feed device 21 is sent into the feed device positioned at the rear side of feeding screw 25 21 entrance.Then, using the conveyer 29 inside feed device 21, the harvesting straw that will be fed into 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 sieved positioned at above-mentioned having for the lower section of threshing chamber 30 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 Undertaking net 33 of the configuration in above-mentioned threshing chamber 31 around portion side；It is multiple to send dirt valve 35, along threshing cylinder axis of rotation The inner surface side of the top plate 34 of above-mentioned threshing chamber 31 is arranged on 32a direction.

Threshing portion 30 is carried out as follows threshing processing.

That is, hold together tooth using the rake for the spiral plate shape that integrally can be rotatably arranged on the leading section of threshing cylinder 32 32b, the threshing with threshing tooth 32c that the harvesting paddy bar for putting into the leading section of threshing chamber 31 is sent to threshing cylinder 32 are handled 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, Threshing processing is carried out to the harvesting straw for being sent to the threshing processing unit.Now, threshing cylinder 32 rotate 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 in the screening plant 42 of screening unit 40, straw bits etc. dust send the row of dirt mouth 36 from positioned at the rearward end of threshing chamber 31 Go out.

Above-mentioned screening unit 40 also has in addition to above-mentioned screening room 41 and above-mentioned screening plant 42 and is 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：With the screen box 50 to be linked positioned at the screening drive mechanism 46 of the screening rearward end of room 41； In upper cereal disk 51, glume-shell screen 52 and strawwalker 53 of the inside upper part along screen box fore-and-aft direction spread configuration of the screen box 50； Lower cereal disk 54 and cereal sieve 55 of the bottom of above-mentioned screen box 50 along screen box fore-and-aft direction spread configuration.

Above-mentioned screening plant 42 has the screening for the leading section that above-mentioned glume-shell screen 52 is arranged in a manner of it can freely load and unload Adjustment plate 56.The screening adjustment plate 56, the stalk that mixes is being fallen in the threshing processed material on upper valley thing disk 51 under net 33 is accepted 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 cereal disk 51 is extended from above-mentioned Side, close 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 to pass through glume The mode of sieve 52, strawwalker 53 and cereal sieve 55 supplies the screening wind along thresing machine fore-and-aft direction, thus carries out threshing processed material Screening Treatment.

That is, accepting the threshing processed material to be fallen from undertaking net 33 by screening plant 42, upper cereal disk 51, grain husk are utilized 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 mixing for the single grain as coagulation thing, the grain that the band branch as two stage treatment thing obstructs and stalk crumb etc. The dust such as thing and stalk crumb as tertiary treatment thing.Make to fall on one-level screw conveyer 44 under coagulation thing, utilize this One-level screw conveyer 44 is transported to the lateral outer side of threshing body.Make to fall on 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 mouth 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 the dust of discharge is carried out downwards flow guiding 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 in addition to above-mentioned pack case 11, also with bag supporting part, is somebody's turn to do 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 the grain bag.Wherein, above-mentioned discharge cylinder 12 is positioned at the bottom of pack case 11.

Pack case 11 utilizes 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 the two level feeding back device 60 for the lateral outer side for being arranged on threshing body.On Fig. 6 is State the vertical profile rearview of two level feeding back device 60.Fig. 7 is the side view of above-mentioned two level feeding back device 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；Side of the inside of case 62 integrally can rotatably be connected on the helical axis of secondary screw type conveyer 45 is managed in this place The two panels processing 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 for stating treatment box 62 and above-mentioned cylinder 64 of winnowing The transmission case 66 that bottom is set.

Two level feeding back device 60 is using the above-mentioned processing blade 63 of rotation driving of secondary screw type conveyer 45, using being housed in The driving force of secondary screw type conveyer 45 is delivered to the bottom for screw rod 65 of winnowing, driving by the driving-chain 67 in transmission case 66 The screw rod 65 of winnowing, after to carrying out single granulated processed from the two stage treatment thing of 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 processing from secondary screw type conveyer 45 Thing imports the inside for the treatment of box 62.Acted on using the impact for handling blade 63, the two level for the treatment of box 62 is had enter into being blended in Band branch stalk grain in processed material is handled and makes its simple grain.The processed materials such as grain and stalk crumb after processing are at the place of rotation It is sent in the presence of reason blade 63 in cylinder 64 of winnowing.The processed material entered in 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.Utilize the throwing for the rotating vane 68 that integrally can be rotatably set up on the helical axis for screw rod 65 of winnowing The effect of throwing, the processed material that will reach the upper end for cylinder 64 of winnowing are sent into the feedback outlet 69 of the lateral sidewalls positioned at thresing machine 4, are 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 opposite side of the case body 62a place side of above-mentioned input port 61 profit The side plate 62c being connected to connecting bolt 62b in a manner of it can freely load and unload.

That is, by unloading lower side panel 62c come the inside of open treated case 62 so that still connect even in case body 62a In the state of being connected on above-mentioned inboard lateral sides wall 70, maintenance and cleaning inside treatment box can be also carried out.Transmission case 66 with The mode that can freely load and unload is connected on the input shaft 65a of the helical axis of secondary screw type conveyer 45 and screw rod 65 of winnowing, 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 are called in the following text）Outer surface side upper front shroud 72, upper back cover 73, lower front shroud 74 and lower back cover 75.

Above-mentioned upper front shroud 72, above-mentioned lower front shroud 74 and the covering of above-mentioned lower back cover 75 are arranged at outside above-mentioned side wall laterally outside 71 The tape handler 76 of face side（Reference picture 14）.Above-mentioned tape handler 76 below driver's seat seat 2a by from starting 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 it is supported on laterally outside in side wall 71.The above-mentioned dress of each cover 72,74,75 Release mechanism utilizes hook（It is not shown）Form, grasped by using the operating parts 77 being arranged on cover 72,74,75 to side oscillation is departed from 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 loading and unloading by connecting bolt.

As shown in figure 8, in the above-mentioned side wall 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 for stating back cover 73 and thresing machine 4 is provided with charging crane 80 With Shu Zhi mechanisms 81.

Figure 10 is above-mentioned charging crane 80 and the side view of 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 a pair of connecting plates 84,84 up and down and set.

Using above-mentioned a pair of connecting holes 85 up and down by above-mentioned a pair of connecting plates 84,84 up and down respectively from top fitted in above-mentioned On upper and lower a pair of pivots fulcrum 83,83, connecting plate is accepted and supported from below to upper and lower a pair of supporters 82,82 using its upper surface 84, by being set as the state, upper back cover 73 is connected 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 opening and closing axle center X above and below threshing body with together with upper back cover 73, opening and closing axle center X is above-mentioned a pair up and down Axle center possessed by pivot fulcrum 83,83 and the rear end side for being located at upper cross side wall portion 71a.

Charging crane 80, after being released by the way that above-mentioned a pair of connecting plates 84,84 up and down 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, charging crane 80 is utilized 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 the threshing chamber horizontal stroke positioned at above-mentioned side wall laterally outside 71 To opening 86.Now, the locking mechanism 87 set using the leading section for stepping up back cover 73 and above-mentioned side wall laterally outside 71, will be upper Back cover 73 is fixed in off position, and thereby, it is possible to fix upper cross side wall portion 71a 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 above-mentioned side wall laterally outside 71；With the locking Bar 87a is detachedly formed and is arranged on a pair of hooks 87b, 87b of the rear side of the leading section of back cover 73；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.

, can also be using the knot for closing and fixing upper back cover 73 by connecting bolt as the replacement of the locking mechanism 87 Structure, so as to carry out upper cross side wall portion 71b closing locking.

The upper cross side wall portion 71a that Fig. 8 solid line represents 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 represents is to unload the upper cross side wall portion under open state.Fig. 9（B）It is upper lateral sidewalls The portion 71a top view swung under open state.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 is swung around above-mentioned opening and closing axle center X to the lateral outer side of travel machine body to be opened.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 The operation that back cover 73 lifts relative to above-mentioned supporter 82, upper and lower a pair of connecting plates 84,84 are extracted from pivot fulcrum 83, so as to solve Except the connection using the upper back cover 73 that above-mentioned charging crane 80 is realized relative to body frame 78.So, upper cross side wall portion 71a Turn into being unloaded together with upper back cover 73 from body frame 78 and unload open state.So, in any case, can open Above-mentioned threshing chamber transverse opening 86, carried out in the state of accepting net 33 and being still installed on threshing chamber 31 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 for the securing rod 89 being supported on to drop on the connecting plate 84 of above-mentioned downside, is locked installed in possessed by supporter 82 In rod aperture 82a.So, securing rod 89 withstands under the open mode of upper back cover 73 and supports back cover on this, and 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 above-mentioned side wall 71 laterally outside Above-mentioned screening unit 40 is formed in the above-mentioned lower cross side wall portion 71b and above-mentioned inboard lateral sides wall 70 of the middle above-mentioned screening unit 40 of formation Lower cross side wall portion 70b on；And the lid 91 of cereal sieve 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.Above-mentioned inboard lateral sides wall portion 70b cereal sieve handling window 90 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 a manner 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 the connecting bolts 93,93 for being installed on the upper end of lid 91, 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 of harvest change, cereal sieve 55 is replaced by provided with appropriately sized place Manage the cereal sieve of thing downcast hole.The replacing will get progress according to following.

That is, unload above-mentioned lower back cover 75 and above-mentioned lid 91, opening outside horizontal stroke positioned at the lower behind of back cover 75 Handling window 90 is sieved to the cereal of side wall 71, from cereal sieve handling window 90 between a side of cereal sieve 55 and screen box 50 lead to The connection or connection for crossing connecting bolt realization release.It is above-mentioned to unload the above-mentioned lid 91 positioned at the above-mentioned lower section of pack case 11, opening 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 cereal sieve 55 and is placed and taken out relative to screening room 41.

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

That is, along travel machine body front and back possessed by connecting pin 94a of the top plate 34 around above-mentioned each Shu Zhi mechanisms 94 To opening and closing axle center Y decline relative to body frame 95 and swing, the free end 34a and body frame 96 for turning into top plate 34 offset The closed posture connect, thereby turn 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 plate 34 can be fixed on into closed posture.

Swung, can opened on threshing chamber by making top plate 34 rise around above-mentioned opening and closing axle center Y relative to body frame 95 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 extract to outside from threshing chamber 31.Net 33 will be accepted circumferentially to be divided into two segmentations to accept net along threshing cylinder and pull out Go out.

As shown in figure 15, above-mentioned top plate 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, with it is above-mentioned it is multiple send it is anterior positioned at threshing chamber in dirt valve 35 Three send position corresponding to the end of dirt valve 35, using connecting bolt 101, by with being connected in a manner of sending dirt valve 35 to fasten altogether On top plate 34.

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

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 a manner of it can freely load and unload.

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

As the upper cross side wall portion 71b of above-described embodiment replacement, can also use 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 overall left side view of the united reaper of second embodiment of the invention.Figure 18 is that the present invention second is real Apply the overall right side view of the united reaper of mode.Figure 19, which is that the united reaper of second embodiment of the invention is overall, to bow View.As shown in these figures, the united reaper of the embodiment of the present invention has：Travel machine body, the travel machine body utilize left and right one To crawler type running device 201,201 from walking, and with the Drive Section 202 for being mounted with to drive 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, which is equipped with, 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； Configuration is in the pallet portion 222a of harvesting frame 222 leading section in above-mentioned harvesting frame 222 and be arranged to freely to drive push away 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 222a upper surface side, it can rotate freely and drivingly configure in above-mentioned harvesting frame 222；And rotating drum 227, the rotation Reel 227, which can rotate freely, to be 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 In decline travel travel machine body under job state when, harvesting portion 220 gather in the harvesting processing of upright straw and to threshing The processing 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 holding together to the one side of harvesting device 224 to utilize the receipts using the upright straw rake as 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 Portion's 222a lateral transfers are to the front of feed device 221.Using integrally being rotatably arranged among feeding screw 225 Conveying arm 225b hold together to give, the harvesting straw for reaching 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, it 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, above-mentioned each spiral plate 225a of above-mentioned feeding screw 225 terminal part 225c by welding in spiral shell Steel wire rod on rotating plate 225a is formed.

That is, when on the terminal part 225c in 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 utilizes the threshing cylinder for making to put into the harvesting straw rotation in threshing chamber（It is not shown）Carry out threshing Processing.

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 supports the lower end side of the grain bag.Wherein, above-mentioned discharge cylinder 212 is positioned at the bottom of pack case 211.

Pack case 211 utilizes 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 the hulled grain of storage is discharged in grain bag from above-mentioned discharge cylinder 212.

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 with allowing hand over into as shown in solid in Figure 18 and Figure 19 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 1.0 ~ 1.1m configuration height, so that 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, seat 202a lower face sides are driven 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 both ends 231a of the connecting shaft 231 support member 232 is rotatably supported using support chip portion 232a, is supported In seat supporting table 233.Seat supporting table 233 turns into the hood for covering above-mentioned engine 205.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, on the upper surface for loading and being supported on seat supporting table 233.

Above-mentioned seat supporting table 233 has the seat fixed mechanism 236 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 there is the stop pin 237 that can be freely loaded and unloaded on the seat fixed body 235.Seat fixed mechanism 236 pass through by 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 Portion 231a axle center, which rises, to be swung, and thus, seat 202a will be driven by, which turning into, is fixed on seat lock-out state of the decline using posture.

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

Illustrate above-mentioned rotating drum 227 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 above-mentioned another side of 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；Integrally can 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 made 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 a manner of respectively having one at five tops of reel frame 241 Put.

Above-mentioned each reel frame 241 has：The reel frame body 241b of sheet metal with five arm 241a；It is arranged on each arm The block 243 of the resin-made of 241a terminal part；The band sheet material 244 of ring-type, it, which is stepped up, states five blocks 243 and winds, 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, which is formed, rotatably to be installed State the installation portion of tooth supporting part 242.Ring-type band plate 244 is by being formed in the divided segmentation band sheet material in each arm 241a position 's.

Rotating drum 227 has：Tooth 245,246, it is along rotating drum axis of rotation X1 possessed by 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, has from travel machine body side and is seen as pentagonal auxiliary rotary body 261。

A pair of support arms 226,226 of rotating drum 227 utilizes and one 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 as to Rotating drum 227, which is elevated to, declines job state and the non-job state of rising.

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 When making pair of right and left support arm 226,226, and the lower end side of rotating drum 227 being located near ground G, rotating drum 227 As the decline job state of lower position side.So, the rotation of drive shaft 240, the winding reel axis of rotation of rotating drum 227 are passed through 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 height H1 of the end 223a less than nearside divider 223 ground, also, in harvesting device 224 Front it is highly mobile with the ground height H2 of the end less than harvesting device 224 ground.

Thus, even if upright straw lodging is deeper, even if playing the role of not by the upright straw of 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 Turning reel 227 turns into the decline job state of high position side.So, the rotation of drive shaft 240, the coiling of rotating drum 227 are passed through 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 rotation, end 245a, 246a of each tooth 245,246 depict rotational trajectory T1, and rotational trajectory T1 is in nearside divider 223 end 223a rear is highly mobile with the ground height H1 of the end 223a higher than nearside divider 223 ground.

Thus, under the decline job state of high position side, no matter travel machine body tilts 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, is led to Crossing the straight line S of 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, can also prevent well straw from Float in harvesting device 224 and supply straw to harvesting device 224.

That is, Figure 27 tooth 245,246 shown in solid represents to be supported on tooth supporting part 242 with standard extension angle On tooth.Tooth 245,246 shown in Figure 27 dotted line 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 Figure 27 double dot dash line 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, also it can gather in tooth 245,246 not change the state at the interval between tooth end and harvesting device 224 significantly The top movement of device 224.

It is supported in above-mentioned multiple teeth 245,246 on above-mentioned each tooth supporting part 242, the rotating drum positioned at left and right is horizontal 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.Such as figure 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 to 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, make it that each side tooth 246 of each tooth supporting part 242 is had Some bending strengths are more than bending strength possessed by each inner tines 245.

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 upright straw rake of the counter-force that row applies to side tooth 246 greatly holds together.Therefore, even if side tooth 246 is by big from straw Counter-force is not also bent, and is locked to upright straw, securely holds together straw rake to harvesting device 224.

On the other hand, in the inner side of rotating drum 227, will not occur not gathering in being entangled with for the upright straw in soil, so as to The upright straw rake small to the counter-force of the application 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 straw rake to harvesting device 224.

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.

That is, if the side tooth 246 of rotating drum 227 is grounded, it is more than inner tines 245 because side tooth 246 has Bending strength, so be easily deformed or damaged.But in the case that rotating drum 227 is grounded, and inner side Tooth 245 is grounded and side tooth 246 is earth-free, and inner tines 245 are held because elastic deformation easily occurs with less bending strength Side tooth 246 because earth-free without plastic deformation or damaged occurs, so as to which inner tines 245 and side tooth 246 are all difficult to that plasticity occurs 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 formed upwards Other tooth supporting parts in pairs（A pair of tooth supporting parts 242 that i.e. the first tooth supporting part 242A and the second tooth supporting part 242B are formed, A pair of tooth supporting parts 242,242 that 242, the second tooth supporting part 242B and the 3rd tooth supporting part 242C are formed, 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 formed, the 4th tooth supporting part 242D and the 5th tooth A pair of tooth supporting parts 242,242 that supporting part 242E is formed）, as shown in figure 22, had by what a tooth supporting part 242 supported The inner tines group of multiple above-mentioned inner tines 245 and there are multiple above-mentioned inner tines 245 by what another tooth supporting part 242 supported 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 distance D2, staggered positions along reel rotary shaft Heart direction configures.

That is, a pair of the tooth supporting parts 242 formed 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 formed, 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 formed, the 4th tooth supporting part 242D and the 5th tooth In a pair of tooth supporting parts 242,242 that supporting part 242E is formed, the inner tines 245 of a tooth supporting part 242 each other and Circumferential array of the inner tines 245 of another tooth supporting part 242 along rotating drum.Thus, even if existing 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 straw bits etc. not to 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 of opening.

Figure 21 represents the side view 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.Aid in rotary body 261 Propped up by the pivot of above three roller 266 on above-mentioned supporter 262, 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 Corresponding to being connected on the rotation fulcrum 242a of 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, auxiliary rotary body 261 is made to be rolled up using from rotation Cylinder 227 rotates via the driving force that connecting rod 263 transmits 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 each tooth supporting part 242 side tooth 246 and inner tines 245 from The posture that tooth supporting part 242 extends downwards.

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

Implement the rotating drum 227 of structure with side tooth 246 and inner tines 245 with second, 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.

That is, if rotating drum 227 is grounded with side tooth 246, it is more than inner tines 245 because side tooth 246 has Bending strength, so be easily deformed or damaged.But in the case that rotating drum 227 is grounded, and inner side Tooth 245 is grounded and side tooth 246 is earth-free, and inner tines 245 are held because elastic deformation easily occurs with less bending strength Side tooth 246 because earth-free without plastic deformation or damaged occurs, so as to which inner tines 245 and side tooth 246 are all difficult to that plasticity occurs Deformation is damaged.

As the replacement of the inner tines 245 of above-described embodiment, can also be implemented using following structure, 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, the purpose of the present invention can also be reached.

Claims (9)

1. A kind of 1. harvester, in harvesting portion（220）Upright straw rake is held together in harvesting device to rotate freely drive by upper be equipped with 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（245、246）In, position Side tooth in rotating drum transverse direction side（246）Than the inner tines on the inside of rotating drum（245）It is unlikely to deform, carries out strong The rake of strength holds together effect,

   Above-mentioned side tooth（246）With above-mentioned inner tines（245）With through tooth supporting part（242）State be supported in the tooth supporting part （242）, above-mentioned tooth supporting part（242）It is made up of circular pipe,

   By the way that a round bar material brake forming is formed into a pair of inside tooth（245）, in the two end portions of above-mentioned round bar material Above-mentioned inner tines are not formed（245）, and above-mentioned round bar material pars intermedia formed with relative to above-mentioned tooth supporting part（242） The connecting portion of connection（247）So that the connecting portion（247）With with above-mentioned tooth supporting part（242）Outer peripheral face contact state to Lower section protrudes,

   By in above-mentioned rotating drum（227）Rotating drum direction of rotation on the above-mentioned tooth supporting part of adjacent pair（242）In One tooth supporting part（242）There are multiple above-mentioned inner tines through support（245）Inner tines group and by above-mentioned a pair of teeth branch Support part（242）In another tooth supporting part（242）There are multiple above-mentioned inner tines through support（245）Inner tines group, Configured to staggered positions on above-mentioned rotating drum axis of rotation direction,

   In said one tooth supporting part（242）With another above-mentioned tooth supporting part（242）On, most by laterally in above-mentioned inner tines group The inner tines of end（245）With above-mentioned tooth supporting part（242）Lateral ends between in above-mentioned rotating drum axis of rotation direction On setting interval, it is different in the left and right sides,

   In said one tooth supporting part（242）With another above-mentioned tooth supporting part（242）Left and right sides end in above-mentioned set Put and be spaced a larger side end, in the above-mentioned inner tines for most leaning on lateral ends（245）With above-mentioned tooth supporting part（242）Transverse direction Between end, two above-mentioned side teeth are provided with（246）,

   Above-mentioned side tooth（246）With above-mentioned inner tines（245）Run through in the following manner and be supported in above-mentioned tooth supporting part（242）：

   The two butts side tooth（246）Interval on above-mentioned rotating drum axis of rotation direction, less than in above-mentioned inner tines group Two pairs of adjacent inner tines of the center side in above-mentioned rotating drum axis of rotation direction（245）In a pair of inside tooth（245）With it is another A pair of above-mentioned inner tines（245）Between installation interval on above-mentioned rotating drum axis of rotation direction（D1）,

   Moreover, above-mentioned two butts side tooth（246）In most lean on lateral ends side tooth（246）With above-mentioned tooth supporting part（242）'s Interval between lateral ends on above-mentioned rotating drum axis of rotation direction, less than above-mentioned two butts side tooth（246）Between Interval on above-mentioned rotating drum axis of rotation direction.
2. 2. harvester as claimed in claim 1, it is characterised in that above-mentioned rotating drum（227）Including drive shaft（240）With by Tooth supporting part made of circular pipe（242）, above-mentioned drive shaft（240）Rotatably it is supported on a pair of support arms （226、226）Terminal part, above-mentioned tooth supporting part（242）Set with following configurations：Above-mentioned tooth supporting part（242）Across pair of right and left Reel frame（241、241）Ground is being circumferentially arranged at above-mentioned rotating drum（227）On, and in above-mentioned reel frame（241、241） Top respectively have an above-mentioned tooth supporting part（242）,

   Above-mentioned each reel frame（241）Including：Reel frame body（241b）, block（243）, band sheet material（244）, the reel frame sheet Body（241b）It is made up of sheet metal and there is arm（241a）, the block（243）It is formed from a resin and is arranged on the arm（241a） Terminal part, the band sheet material（244）Step up and state block（243）Winding, with above-mentioned block（243）Shared common fastening bolt It is connected to said arm（241a）,

   Above-mentioned block（243）Possesses the installation portion to rotating drum peripheral direction opening, by above-mentioned installation portion and above-mentioned band plate Material（244）By above-mentioned tooth supporting part（242）Supported in a manner of rotatable.
3. 3. harvester as claimed in claim 1, it is characterised in that in said one tooth supporting part（242）With it is above-mentioned another Tooth supporting part（242）Left and right sides end in the less side end in above-mentioned setting interval, most lean on lateral ends above-mentioned Inner tines（245）With above-mentioned tooth supporting part（242）Lateral ends between, be provided with an above-mentioned side tooth（246）,

   This above-mentioned side tooth（246）With the above-mentioned inner tines for most leaning on lateral ends（245）Between above-mentioned rotating drum revolve Turn the interval on axis direction, less than above-mentioned installation interval（D1）.
4. 4. harvester as claimed in claim 1, it is characterised in that

   By said one tooth supporting part（242）The inner tines group of support and by another above-mentioned tooth supporting part（242）What is supported is interior Side tooth group, with equivalent to above-mentioned installation interval（D1）1/2 distance（D2）, along above-mentioned reel axis of rotation direction staggered positions Ground configures.
5. 5. harvester as claimed in claim 1, it is characterised in that above-mentioned side tooth（246）And above-mentioned inner tines（245）Point Not by from above-mentioned rotating drum（227）Tooth supporting part（242）The solid-iron rounding bar material of extension is formed.
6. 6. harvester as claimed in claim 2, it is characterised in that above-mentioned side tooth（246）And above-mentioned inner tines（245）Point Not by from above-mentioned rotating drum（227）Tooth supporting part（242）The solid-iron rounding bar material of extension is formed.
7. 7. harvester as claimed in claim 3, it is characterised in that above-mentioned side tooth（246）And above-mentioned inner tines（245）Point Not by from above-mentioned rotating drum（227）Tooth supporting part（242）The solid-iron rounding bar material of extension is formed.
8. 8. harvester as claimed in claim 4, it is characterised in that above-mentioned side tooth（246）And above-mentioned inner tines（245）Point Not by from above-mentioned rotating drum（227）Tooth supporting part（242）The solid-iron rounding bar material of extension is formed.
9. 9. such as harvester according to any one of claims 1 to 8, it is characterised in that above-mentioned side tooth（246）With above-mentioned inner side Tooth（245）Slave body side surface, which is seen, bends to identical shape.