JP2006262809A - Grain culm transfer device of combine harvester - Google Patents

Grain culm transfer device of combine harvester Download PDF

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JP2006262809A
JP2006262809A JP2005087417A JP2005087417A JP2006262809A JP 2006262809 A JP2006262809 A JP 2006262809A JP 2005087417 A JP2005087417 A JP 2005087417A JP 2005087417 A JP2005087417 A JP 2005087417A JP 2006262809 A JP2006262809 A JP 2006262809A
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threshing
culms
fuidochen
conveying
sprocket
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JP4658252B2 (en )
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Takahiro Kamikado
Kiyoshi Tanaka
Rikiya Tsuda
喜代志 田中
孝博 神門
力也 都田
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Mitsubishi Agricult Mach Co Ltd
三菱農機株式会社
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Abstract

PROBLEM TO BE SOLVED: To provide an auxiliary carrier device compactly at a low cost, which auxiliary carrier device is provided between a grain culm transfer system transferring grain culm reaped with a reaping blade and a threshing feed chain for receiving the grain culm from the grain culm transfer system and supplying to a threshing part.
SOLUTION: The auxiliary carrier device 85 is provided between a grain culm transfer device which includes a relay ear tip conveyor 32 and a relay plant foot conveyor 34, and a threshing feed chain 21, wherein driving force is directly took out from a driven sprocket 78 supporting through a transmission shaft 79 the front end of the threshing feed chain 21, a driving sprocket 81 is supported inside the machine body coaxially with the driven sprocket 81, and the auxiliary carrier device 85 having an inverse triangle winding, on a side view, the driving sprocket 81, two driven sprocket 82, 83 and a transfer chain 84.
COPYRIGHT: (C)2007,JPO&INPIT

Description

本発明は、刈刃によって刈取った穀稈を脱穀部に向けて搬送する前処理部に備える穀稈搬送装置と、該穀稈搬送装置から穀稈を引継いで脱穀部に供給する脱穀フイードチェンとの間に設ける補助的なコンバインの穀稈搬送装置に関する。 The present invention includes the culms conveying apparatus having the pre-processing unit for transporting the culms that remove all laminae through the cutting blade to the threshing unit, and the threshing Fuidochen supplied to the threshing section taken over the culms from 該穀 culm conveying device It relates culms conveying device ancillary combine provided between.

従来、刈刃によって刈り取った穀稈を後上方に搬送する上部搬送装置と下部搬送装置からなる穀稈搬送装置と、この穀稈搬送装置から穀稈を引継いで脱穀部に供給する脱穀フイードチェンとの間に、該脱穀フイードチェンと平行状な搬送チェンを備える補助搬送装置を設け、当該補助搬送装置を介して脱穀フイードチェンへの穀稈の受け継ぎ効率を高めるように構成したコンバインが知られている(例えば、特許文献1参照。)。 Conventionally, the culms conveying device consisting of the upper conveying device and a lower conveying device for conveying the culms of reaped by the cutting blade to the upper rear, with the culms conveying device threshing supplied to the threshing section taken over the culms from Fuidochen during, an auxiliary conveying device comprising a dehydration grain Fuidochen parallel shaped transport chain, constituting the combined to enhance the inheritance efficiency culms into threshing Fuidochen via the auxiliary transport apparatus is known (e.g. , see Patent Document 1.).

そして、前記補助搬送装置の搬送チェンの前部を支持する従動スプロケットを、側面視において、脱穀フィードチェンの前部を支持する従動スプロケットより前上方で、且つ脱穀フィードチェンの内側に配置すると共に、刈取部(前処理部)の昇降回動支点を兼ねる筒状の回動支軸に内挿された刈取駆動軸の中途部より動力を取り出し、更にチェン伝動による減速機構を備える減速ケースを介して、当該補助搬送装置を刈取走行速度に同調して駆動させることができるように構成している。 Then, a driven sprocket for supporting the front portion of the conveying chain of the auxiliary transport device, viewed from the side, in front above the driven sprocket for supporting the front portion of the threshing feed chain, with and arranged on the inner side of the threshing feed chain, reaper (pre-processing unit) of the taken out power from the intermediate portion of the reaper drive shaft inserted into the cylindrical pivot shaft serving as a lifting pivot point, via a further transmission case comprises a reduction mechanism according to Cheng transmission , it is configured to be driven synchronously to the running speed reaper the auxiliary transport apparatus.
特開平10−127140号公報(第3−5頁、図4−図5) JP 10-127140 discloses (a 3-5 pages, FIGS. 4 5)

しかし、上述した従来のものでは、脱穀フィードチェンの穀稈搬送速度がコンバインの刈取走行速度に同調しておらず、刈取走行速度に対応した十分な脱穀部への搬送性能が得られなかった。 However, by way of the above-mentioned conventional, grain 稈搬 feed speed of threshing feed chain it is not tuned to the cutting speed of the combine, the transport performance of the sufficient threshing portion corresponding to the cutting speed can not be obtained. そこで、補助搬送装置を刈取走行速度に同調させて脱穀フイードチェンへの穀稈の受け継ぎ効率を高めようとすると、刈取駆動軸の中途部より動力を取り出さなければならず、当該補助搬送装置への動力伝達機構が大型化且つ複雑化するといった不具合を有していた。 Therefore, the auxiliary conveying device to be tuned to the reaper running speed and attempt to increase the inheritance efficiency culms into threshing Fuidochen must remove the power from the intermediate portion of the reaper drive shaft, the power to the auxiliary transporting device transmission mechanism had inconvenience in size and complicated.

本発明は、上記課題を解決することを目的としたものであって、刈刃によって刈取った穀稈を脱穀部に向けて搬送する穀稈搬送装置と脱穀フイードチェンとを備えるコンバインにおいて、前記脱穀フイードチェンを刈取走行速度に同調して駆動させると共に、前記穀稈搬送装置と脱穀フイードチェンの間に穀稈の引継ぎを補助する補助搬送装置を設け、且つ該補助搬送装置を脱穀フイードチェンを介して直接的に駆動させることを第1の特徴としている。 The present invention has been intended to solve the above problems, in the combine and a threshing and culms conveying device for transporting the culms that remove all laminae through the cutting blade to the threshing portion Fuidochen, the threshing causes tunes to traveling speed driven reaper the Fuidochen, an auxiliary conveying device for assisting the taking over of the culms between the culms conveying device and threshing Fuidochen provided, and directly through the threshing Fuidochen the auxiliary conveying device is the first feature to be driven on.

そして、補助搬送装置が、側面視で駆動スプロケット及び二つの従動スプロケットに搬送チェンを巻回した逆三角形状を有し、且つ前記駆動スプロケットと脱穀フイードチェンの前端部を支持する従動スプロケットとを同軸に支持すると共に、前記二つの従動スプロケットのうち、前側の従動スプロケットを脱穀フイードチェンの前端部より前方且つ上方に突出させる一方、後側の従動スプロケットを脱穀フイードチェンの搬送作用側に側面視で重合させたことを第2の特徴としている。 The auxiliary transporting device has a reverse triangular shape by winding a conveying chain to the drive sprocket and the two driven sprockets in a side view, and a driven sprocket for supporting the front end of the threshing Fuidochen and the drive sprocket coaxially while supporting, among the two driven sprockets, while protrudes forward and upward from the front end of the threshing Fuidochen the front of the driven sprocket, a driven sprocket of the rear was polymerized in a side view in the conveying action side of the threshing Fuidochen and a second feature in that.

請求項1の発明によれば、刈刃によって刈取った穀稈を脱穀部に向けて搬送する穀稈搬送装置と脱穀フイードチェンとを備えるコンバインにおいて、前記脱穀フイードチェンを刈取走行速度に同調して駆動させると共に、前記穀稈搬送装置と脱穀フイードチェンの間に穀稈の引継ぎを補助する補助搬送装置を設け、且つ該補助搬送装置を脱穀フイードチェンを介して直接的に駆動させることによって、前記補助搬送装置と脱穀フイードチェンが刈取走行速度に同調して駆動するので、当該補助搬送装置を介しての穀稈搬送装置から脱穀フイードチェンへの穀稈の受け継ぎがスムーズ且つ安定して行われるようになる。 According to the present invention, in a combine and a threshing and culms conveying device for transporting the culms that remove all laminae through the cutting blade to the threshing unit Fuidochen tunes to the running speed reaper the threshing Fuidochen driving together is, the during the culms conveying device and threshing Fuidochen an auxiliary conveying device for assisting the takeover of culms, and by directly driven through the threshing Fuidochen the auxiliary transporting device, the auxiliary conveying device since threshing Fuidochen is tuned to drive the traveling speed reaper and becomes as inherited from the culms conveying device via the auxiliary conveying device culms into threshing Fuidochen is performed smoothly and stably.

そして、請求項2の発明によれば、補助搬送装置が、側面視で駆動スプロケット及び二つの従動スプロケットに搬送チェンを巻回した逆三角形状を有し、且つ前記駆動スプロケットと脱穀フイードチェンの前端部を支持する従動スプロケットとを同軸に支持すると共に、前記二つの従動スプロケットのうち、前側の従動スプロケットを脱穀フイードチェンの前端部より前方に突出させる一方、後側の従動スプロケットを脱穀フイードチェンの搬送作用側に側面視で重合させたことによって、前記駆動スプロケットより高い位置で両従動スプロケットに巻回する搬送チェンの搬送作用域を広く形成することができ、それによって当該補助搬送装置を介しての穀稈搬送装置から脱穀フイードチェンへの穀稈の受け継ぎが確実に行われるようになる Then, according to the invention of claim 2, the auxiliary conveying device has a reverse triangular shape by winding a conveying chain to the drive sprocket and the two driven sprockets in a side view, and a front end portion of the threshing Fuidochen said drive sprocket while supporting the driven sprocket coaxially supporting the among the two driven sprockets, while to project forward from the front end of the threshing Fuidochen the front of the driven sprocket, rear conveying action side of the driven sprocket threshing Fuidochen of the by obtained by polymerizing in a side view, can be widely formed to transport active area of ​​the conveyor chain to be wound on both driven sprocket at a higher position than the drive sprocket, culms of thereby via the auxiliary conveying device inherited the culms is to be ensured from the conveying device to the threshing Fuidochen

以下、本発明の実施形態を図面に基づいて説明する。 It will be described below with reference to embodiments of the present invention with reference to the drawings. 図1は、コンバイン10の側面図、図2は、平面図であって、該コンバイン10は、左右一対のクローラ走行装置11に機体フレーム12を支持すると共に、機体フレーム12の前方には、穀稈を刈取りながら脱穀部13まで搬送する前処理部14を備えている。 Figure 1 is a side view of a combine 10, FIG. 2 is a plan view, the combine 10, to support the body frame 12 to the pair of right and left crawler traveling device 11, in front of the body frame 12, grain and a preprocessing unit 14 for conveying to the threshing portion 13 while cutting the culms. また、機体フレーム12上の右側前部には、オペレーターが着座する運転席15と各種の操作具とを備える操縦部16を配置すると共に、その後方且つ脱穀部13の側方には、選別済みの穀粒を一時的に貯留する穀粒タンク17を設けている。 On the right side front portion of the body frame 12, together with arranging the steering unit 16 and a and various operation tool driver's seat 15 which the operator is seated, on the side of its rear and threshing section 13, screened It is provided grain tank 17 for storing grain temporarily.

そして、運転席15の左側方には、刈刃18によって刈取られた穀稈を脱穀部13に搬送する中継搬送装置19を設けると共に、脱穀部13の左側方には、穀稈を図示しない扱室に供給する脱穀フイードチェン21を設けている。 Then, on the left side of the driver's seat 15, provided with a relay conveying device 19 for conveying the culms was mowed by the cutting blade 18 into the threshing section 13, the left side of the threshing section 13, not shown culms handling and the threshing Fuidochen 21 provided for supplying to the chamber.

更に詳しくは、前処理部14は、圃場内の穀稈を引起装置22によって引起した穀稈を刈刃18で刈取り、刈取った後の穀稈を掻き込みながら後方に送るスターホイル23、及び該スターホイル23と一体回転する係止爪付掻き込みベルト24と、これらスターホイル23と掻き込みベルト24から送られる穀稈を搬送する中継搬送装置19と前処理搬送装置25を備えている。 More specifically, the preprocessing unit 14, cutting the culms were caused by causing device 22 to culms in field by the blade 18, star wheel 23 and sends backward while scraping the culms after remove all laminae and, It includes a raking with locking claw belt 24 which rotates integrally with the star wheel 23, the intermediary conveyance apparatus 19 and pre-processing conveying device 25 for conveying the culms sent from these star wheel 23 and raking belt 24.

そして、前処理搬送装置25は、スターホイル23から送られる穀稈の株元側を受け継ぎ搬送する左側の株元側搬送チェン26Lと、掻き込みベルト24から送られる穀稈の穂先側を受け継ぎ搬送する穂先側搬送体27によって構成されている。 The pretreatment conveying device 25 conveying inherited a strain base side conveying chain 26L on the left of conveying inherit the strain base side of the culms sent from star wheel 23, the tip side of the culms sent from raking belt 24 It is constituted by the tip-side conveying member 27.

穂先側搬送体27は、穀稈搬送用の起伏可能な搬送爪28をチェンに取り付けた搬送チェンからなり、穀稈の搬送作用部において、搬送方向への当該チェンの回転によって図示しないガイドを介して搬送爪28が引起され、この搬送爪28に穀稈の穂先側が係止して後方に搬送されるようになっている。 Tip-side conveying member 27 is made of a transport chain with attached undulating possible conveying claw 28 for culms conveying the chain, the conveying action of the culms, via a guide (not shown) by rotation of the chain in the transport direction conveying claw 28 is caused, tip side of the culms are adapted to be conveyed to the rear engaged to the carrier claws 28 Te.

また、引起装置22は、上下方向に回転する図示しない搬送チェンに取り付けた起伏可能な搬送爪29を備え、穀稈の引起作用部において、引起方向への当該搬送チェンの回転によって図示しないガイドを介して搬送爪29が引起され、この搬送爪29に穀稈が係止しながら引起されるようになっている。 Further, the inking unit 22 is provided with a conveying claw 29 capable undulations attached to the conveying chain (not shown) to rotate in the vertical direction, the causes action of culms, a guide (not shown) by rotation of the conveying chain to cause direction It is caused the conveying claw 29 via, culms in the conveying claw 29 is adapted to be caused while locked.

また、中継搬送装置19は、スターホイル23から送られる穀稈の株元側を受け継ぎ搬送する右側の株元側搬送チェン26Rと、前処理搬送装置25の穂先側搬送体27から穂先側を受け継いで脱穀部13側まで搬送する起伏可能な搬送爪30を備えた搬送チェンからなる中継穂先搬送体32と、前処理搬送装置25の左側の株元側搬送チェン26Lから穀稈の株元側を受け継いで上下揺動しながら扱ぎ深さ調節を行う扱深搬送装置33と、この扱深搬送装置33から穀稈の株元側を受け継いでフイードチェン21に搬送する中継株元搬送チェン34を備えている。 The relay conveying device 19, inherited the right strain base side conveying chain 26R for conveying inherit the strain base side of the culms sent from star wheel 23, the tip side from the tip side conveying member 27 of the pre-treatment transport device 25 in the relay tip carrier 32 comprising a conveying chain having a contoured possible conveying claw 30 for conveying to the threshing portion 13 side, a pre-processing strain base side from a strain root side conveying chain 26L of the left culms of the transport device 25 inherited by the 扱深 conveying device 33 for depth adjustment threshing with swing vertically, provided with a relay lines based on transport chain 34 for transporting from the 扱深 conveying device 33 to Fuidochen 21 inherited the strain base side of the culms ing.

ところで、エンジンEを動力源とするコンバイン10の駆動系統は、図3に示すように構成されており、穀粒タンク17へは、エンジンEの出力軸41に固設したエンジンプーリ42、伝動ベルト43、及び入力プーリ44を介してエンジンEの動力を穀粒タンク17に入力し、この動力によって穀粒タンク17の下部に設けられている図示しない穀粒排出螺旋を回転駆動させることができるようになっている。 Meanwhile, the drive system of the combine 10 to the engine E as a power source is configured as shown in FIG. 3, it is the grain tank 17, an engine pulley 42 fixed to the output shaft 41 of the engine E, a transmission belt 43, and the power of the engine E is input to the grain tank 17 through the input pulley 44, so that the grain discharge helix (not shown) provided in the lower portion of the grain tank 17 by the power can be rotated It has become.

また、左右一対のクローラ走行装置11へは、エンジンプーリ46、伝動ベルト47、及び入力プーリ48を介して、コンバイン10の走行駆動系を構成するトランスミッション51にエンジンEの動力を入力すると共に、このトランスミッション51に設けた主変速機を構成する走行用油圧式無段変速装置52(以下、走行用HSTとする)と、副変速機構53及び歯車列54を介して変速した動力が当該クローラ走行装置11の駆動スプロッケット55に伝動されるようになっている。 Further, the pair of left and right crawlers 11, the engine pulley 46, transmission belt 47, and through the input pulley 48, and inputs the power of the engine E to the transmission 51 constituting the travel drive system of the combine 10, the traveling HST 52 constituting the main transmission provided on the transmission 51 (hereinafter referred to as traveling HST) and, motive power changed in speed via the auxiliary transmission mechanism 53 and the gear train 54 is the crawlers It is adapted to be transmitted to 11 of the drive Supurokketto 55.

そして、脱穀部13へは、エンジンプーリ46、作業機伝動ベルト56、及び詳細は後述するギヤケース57の入力プーリ58を介して、当該ギヤケース57の入力軸61に動力を一旦伝動し、ここからカウンタプーリ62、脱穀伝動ベルト63、及び脱穀入力プーリ64を介して動力が伝動される。 Then, the threshing section 13, the engine pulley 46, the working machine drive belt 56, and more through the input pulley 58 of the gear case 57 to be described later, once the transmission power to the input shaft 61 of the gear case 57, the counter from here pulley 62, power is transmission through the threshing transmission belt 63 and threshing input pulley 64,. 更にこの動力は、唐箕軸65を介して図示しない選別室の揺動選別体66等に伝動されると共に、伝動ベルト67等を介して扱胴68に伝動されるようになっている。 Furthermore the power, as well is transmitted to the sorting chamber oscillating sorting member 66 or the like (not shown) through a winnowing fan shaft 65, and is transmitted to the threshing drum 68 via a transmission belt 67 or the like.

前記ギヤケース57は、入力軸61から入力されるエンジンEの動力を前処理用油圧式無段変速装置71(以下、前処理用HSTとする)で無段変速し、前処理部14及び脱穀フィードチェン21に伝動するように構成してあり、それによって、前処理部14及び脱穀フィードチェン21の穀稈搬送速度を任意に変更することができるようになっている。 The gear case 57 includes an input shaft 61 hydraulic pretreatment the power of the engine E which is input from the stepless transmission 71 (hereinafter, before the HST for processing) and continuously variable, the pre-processing unit 14 and the threshing Feed Yes it configured to transmission to the chain 21, and thereby becomes the grain 稈搬 feed rate of the pre-processing unit 14 and the threshing feed chain 21 to be able to arbitrarily change.

そして、前処理用HST71は、HSTポンプ(斜板式可変容量油圧ポンプ)72と、このHSTポンプ72から供給される圧油によって駆動する油圧モータ(固定容量油圧ポンプ)73とを備えており、HSTポンプ72の斜板操作に応じて前処理用HST71を無段階に変速することができる。 The pretreatment HST71 is provided with the HST pump (swash plate type variable displacement hydraulic pump) 72, and a hydraulic motor (fixed displacement hydraulic pump) 73 driven by pressure oil supplied from the HST pump 72, HST it is possible to shift the pretreatment HST71 steplessly in accordance with the swash plate operation of the pump 72. 尚、本実施形態においては、HSTポンプ72の斜板に斜板制御用モータ74を連係し、この斜板制御用モータ74を介して斜板操作が行えるようになっている。 In the present embodiment, in conjunction with the swash plate control motor 74 in the swash plate of the HST pump 72, and able to perform the swash plate operation through the swash plate control motor 74.

また、ギヤケース57の出力軸75には、脱穀フィードチェン21に向けて延出させた脱穀フィードチェン駆動軸76が連結してあり、この脱穀フィードチェン駆動軸76は、 Further, the output shaft 75 of the gear case 57, Yes coupled the threshing feed chain drive shaft 76 is extended toward the threshing feed chain 21, the threshing feed chain drive shaft 76,
機体フレーム12の上方で脱穀部13の前方に横設されて機体の左端部に至り、その先端に設けた駆動スプロケット77を介して当該脱穀フィードチェン21が駆動されるようになっている。 Is laterally disposed in front of the threshing portion 13 above the body frame 12 reaches the left end of the machine body, the threshing feed chain 21 is driven through a drive sprocket 77 provided at the tip.

そして、脱穀フイードチェン21の前端部を支持する従動スプロケット78から、伝動軸79を介して同軸に駆動スプロケット81を機体内側に支持すると共に、側面視でこの駆動スプロケット81及び二つ(前後)の従動スプロケット82,83に搬送チェン84を巻回した逆三角形状を有する補助搬送装置85が設けてあって、該補助搬送装置85は刈取走行速度に同調して駆動する脱穀フイードチェン21を介して直接的に駆動されるようになっている。 Then, from the driven sprocket 78 for supporting the front end of the threshing Fuidochen 21, driven in to support the drive sprocket 81 to the inboard coaxially through the transmission shaft 79, the drive sprocket 81 and the two in a side view (before and after) and each other by the auxiliary transport device 85 is provided with an inverted triangular shape by winding a conveying chain 84 to the sprocket 82 and 83, the auxiliary conveying device 85 directly via the threshing Fuidochen 21 driven synchronously in cutting speed It is driven in.

即ち、前記補助搬送装置85は、刈刃18によって刈取った穀稈を脱穀部13に向けて搬送する穀稈搬送装置である中継穂先搬送体32、及び中継株元搬送チェン34と脱穀フイードチェン21との間の穀稈の引継ぎを補助すべく設けてあって、当該補助搬送装置85が、側面視で駆動スプロケット81を頂点として逆三角形状に配置した二つの従動スプロケット82,83と、これらのスプロケット81,82,83に巻回してなる搬送チェン84とを備えるので、前記駆動スプロケット81より高い位置で両従動スプロケット82,83に巻回する搬送チェン84の搬送作用域を広く形成することができる。 That is, the auxiliary conveying device 85, threshing clippings culms are culms conveying device for transporting the threshing section 13 the relay tip carrier 32, and the relay lines based transport chain 34 by the cutting blade 18 Fuidochen 21 and each other in order provided to assist the takeover of culms between, the auxiliary conveying device 85, and two driven sprockets 82, 83 arranged in an inverted triangle shape as the vertex a drive sprocket 81 in a side view, of because and a conveying chain 84 made by turning the sprockets 81, 82 and 83 wound, be widely forming the conveying active area of ​​the conveyor chain 84 is wound around both the driven sprocket 82 and 83 at a position higher than the drive sprocket 81 it can. 尚、前記搬送チェン84の図示しないチェン張り機構は、穀稈の搬送作用に影響を及ぼし難い後側の従動スプロケット83を前後に移動させて張り具合を調整できるようにしてある。 Incidentally, a chain tension mechanism (not shown) of the conveyor chain 84, are also available adjust the tension by moving back and forth the driven sprocket 83 on the rear side hardly influence the conveying action of the culms.

そして、上述した構成により補助搬送装置85は、刈取走行速度に同調して脱穀部13に穀稈を供給する脱穀フイードチェン21を介して直接的に駆動されるので、この補助搬送装置85を介しての穀稈搬送装置32,34から脱穀フイードチェン21への穀稈の受け継ぎは、特別な減速機構を介装することなくスムーズ且つ安定して行われるようになる。 The auxiliary conveyor device 85 by the above-described configuration, since it is directly driven through the threshing Fuidochen 21 supplies the culms tuned to the threshing section 13 to the running speed reaper, via the auxiliary transport device 85 inherited from the culms conveying device 32, 34 culms into threshing Fuidochen 21 is as carried out smoothly and stably without interposing a special speed reduction mechanism.

また、補助搬送装置85の駆動スプロケット81と、脱穀フイードチェン21の前端部を支持する従動スプロケット78とを伝動軸79を介して同軸に支持することによって、 Also, by supporting coaxially a drive sprocket 81 of the auxiliary transport device 85, a driven sprocket 78 for supporting the front end of the threshing Fuidochen 21 via the transmission shaft 79,
脱穀フイードチェン21に連動する補助搬送装置85への動力伝達機構をコンパクト且つ安価に構成することができると共に、補助搬送装置85を構成する二つ(前後)の従動スプロケット82,83のうち、前側の従動スプロケット82を脱穀フイードチェン21の前端部より前方で且つ上方に突出させる一方、後側の従動スプロケット83を脱穀フイードチェン21の搬送作用側Cに重合させたことによって、当該補助搬送装置85を介しての穀稈搬送装置32,34から脱穀フイードチェン21への穀稈の受け継ぎが確実に行われるようになる。 With the power transmission mechanism to the auxiliary transporting device 85 interlocked with the threshing Fuidochen 21 can be compact and inexpensive structure, of the driven sprocket 82 and 83 of the two (front and rear) constituting the auxiliary transport device 85, the front by having a driven sprocket 82 threshing while to project and upward forward from the front end portion of the Fuidochen 21, a driven sprocket 83 of the rear are polymerized in the conveying action side C of the threshing Fuidochen 21, via the auxiliary transport device 85 inherited is to be ensured from the culms conveying device 32, 34 culms into threshing Fuidochen 21.

そして、上述した構成による補助搬送装置85を介しての穀稈搬送装置32,34から脱穀フイードチェン21への穀稈の受け継ぎ形態を更に詳しく説明すると、先ず図4におけるAA断面の状態、即ち図5に示すように、穀稈搬送装置である中継穂先搬送体32及び中継株元搬送チェン34から補助搬送装置85に至る直前においては、穀稈Sの株元側Saが最も拡開し易く、しかもその一部は図示の如く垂れ下がり状態となる。 When it will be described in more detail inherited form of culms from culms transport device 32, 34 via an auxiliary conveying device 85 having the configuration described above to threshing Fuidochen 21, first of AA cross section in FIG. 4 states, i.e., FIG. 5 as shown, in the just before reaching the auxiliary conveyor device 85 from the relay tip carrier 32 and the relay lines based on the transport chain 34 is culms conveying device, easily the most expanded strains root side Sa of the culms S, moreover the part is in a state sag as shown in the figure. この垂れ下がり状態の穀稈Sの株元側Saは、補助搬送装置85を構成する搬送チェン84によって持ち上げられて、図4におけるBB断面の状態、即ち図6に示す如く補助搬送装置85に受け継がれ、更に図4におけるCC断面、即ち図7に示す如く、当該穀稈Sの株元側Saを、補助搬送装置85を介して脱穀フイードチェン21へスムーズ且つ安定した状態で確実に受け継ぎできるように構成している。 Strain base side Sa of the culms S of the sagging condition, is lifted by the carrying chain 84 constituting the auxiliary transport device 85, it is passed on to an auxiliary conveyor device 85 as shown in BB section of the state, i.e., 6 in FIG. 4 further CC cross section in FIG. 4, i.e., as shown in FIG. 7, constituting the strain root side Sa of the culms S, so that it can be reliably inherited in a state that via an auxiliary conveying device 85 smoothly and stably to the threshing Fuidochen 21 doing.

尚、前処理部14を脱穀部13の前方に設けた図示しない縦軸心周りに対地浮上状態で水平回動可能に支承し、当該前処理部14が脱穀部13の前方に位置する刈り取り作業姿勢と、脱穀部13の前方を開放する開放姿勢とに切り換えできるように構成したコンバイン10においては、前記補助搬送装置85を取り外すことによって前処理部14の水平回動が可能になる。 Incidentally, the preprocessing unit 14 was supported horizontally angularly movable in ground floating state on the vertical axis about which (not shown) provided in front of the threshing section 13, cutting work in which the pre-processing unit 14 is located in front of the threshing section 13 and attitude, in the structure were combined 10 so as to be switched between an open position for opening the front of the threshing section 13, allowing horizontal rotation of the preprocessing unit 14 by removing the auxiliary conveying device 85.

ところで、図3に示すように、ギヤケース57の前処理出力軸91には、前処理出力プーリ92が設けてあり、この前処理出力プーリ92から前処理伝動ベルト93、及び前処理入力プーリ94を介して前処理部14に動力が伝動される。 Meanwhile, as shown in FIG. 3, the pre-processing the output shaft 91 of the gear case 57, the preprocessing output pulley 92 is provided with the preprocessing transmission belt 93, and pre-processing the input pulley 94, from the preprocessing output pulley 92 power is transmitted to the preprocessing portion 14 via. そして、前処理出力プーリ92と前処理入力プーリ94との間には、ベルトテンション式の刈り取りクラッチ95が設けてあり、この刈り取りクラッチ95の入り/切り操作によって前処理部14への動力の供給が断続される。 Further, between the pre-processing the output pulley 92 and the pre-processing input pulley 94, Yes in mowing clutch 95 of the belt tension formula provided, the supply of power to the pre-processing unit 14 by On / Off operation of the mowing clutch 95 There are intermittent.

また、上述したエンジンプーリ42と、ギヤケース57の入力プーリ58との間にもベルトテンション式の作業機クラッチ96が設けてあり、この作業機クラッチ96の入り/切り操作によってギヤケース57への動力の供給が断続される。 Further, an engine pulley 42 described above, even Yes and working machine clutch 96 of the belt tension expression provided between the input pulley 58 of the gear case 57, the power to the gear case 57 by On / Off operation of the working machine clutch 96 supply is intermittent.

そして、運転席15が設けられている操縦部16の前側には、前処理部14の昇降操作具を兼ねる操向レバー97が設けてあり、この操向レバー97によってコンバイン10の左右方向(操向)及び前処理部14の昇降操作が行えると共に、運転席16の左側には、走行用HST52を変速操作する操作具としての主変速レバー98や、トランスミッション51内の副変速機構53を操作して車速を段階的に変更する副変速レバー99を配設している。 Then, on the front side of the steering unit 16 that the driver's seat 15 is provided, the pre-processing unit 14 is provided with a steering lever 97 serving as a lifting operation tool, the left-right direction (steering of the combine 10 by the steering lever 97 together can be performed lifting operations direction) and the pre-processing unit 14, on the left side of the driver's seat 16, the main shift lever 98 and the travel for HST52 as an operation tool for gear shift operation, the subtransmission mechanism 53 in the transmission 51 by operating It is disposed auxiliary transmission lever 99 to stepwise change the speed Te.

コンバインの側面図。 Side view of the combine. コンバインの平面図。 Plan view of the combine. コンバインの駆動系図。 Combine drive genealogy. 補助搬送装置の配置状態を示す要部側面図。 Partial side view showing the arrangement of the auxiliary transport apparatus. 図4におけるAA断面図。 AA sectional view in FIG. 図4におけるBB断面図。 BB cross-sectional view in FIG. 図4におけるCC断面図。 CC cross-sectional view in FIG.

符号の説明 DESCRIPTION OF SYMBOLS

13 脱穀部 18 刈刃 21 脱穀フイードチェン 32 穀稈搬送装置(中継穂先搬送体) 13 threshing section 18 the cutting blade 21 threshing Fuidochen 32 culms feeder (relay tip carrier)
34 穀稈搬送装置(中継株元搬送チェン) 34 culms feeder (relay lines based on the transport chain)
78 従動スプロケット(フイードチェン) 78 driven sprocket (Fuidochen)
81 駆動スプロケット 82 従動スプロケット(前側) 81 drive sprocket 82 driven sprocket (front)
83 従動スプロケット(後側) 83 driven sprocket (rear)
84 搬送チェン 85 補助搬送装置 S 穀稈 C 搬送作用側 84 conveying chain 85 auxiliary conveying device S culms C conveying-working

Claims (2)

  1. 刈刃(18)によって刈取った穀稈(S)を脱穀部(13)に向けて搬送する穀稈搬送装置(32,34)と脱穀フイードチェン(21)とを備えるコンバインにおいて、前記脱穀フイードチェン(21)を刈取走行速度に同調して駆動させると共に、前記穀稈搬送装置(32,34)と脱穀フイードチェン(21)の間に穀稈(S)の引継ぎを補助する補助搬送装置(85)を設け、且つ該補助搬送装置(85)を脱穀フイードチェン(21)を介して直接的に駆動させることを特徴とするコンバインの穀稈搬送装置。 In combine and a cutting blade culms transport device for transporting culms to remove all laminae through (18) to (S) to the threshing section (13) (32, 34) and threshing Fuidochen (21), the threshing Fuidochen ( with driving synchronously the 21) in the cutting speed, the auxiliary conveying device for assisting the takeover of culms (S) between the culms conveying device (32, 34) and threshing Fuidochen (21) (85) provided, and culms conveying apparatus combine, characterized in that for directly driving through the threshing Fuidochen (21) of the auxiliary feeder (85).
  2. 補助搬送装置(85)が、側面視で駆動スプロケット(81)及び二つの従動スプロケット(82,83)に搬送チェン(84)を巻回した逆三角形状を有し、且つ前記駆動スプロケット(81)と脱穀フイードチェン(21)の前端部を支持する従動スプロケット(78)とを同軸に支持すると共に、前記二つの従動スプロケット(82,83)のうち、前側の従動スプロケット(82)を脱穀フイードチェン(21)の前端部より前方に突出させる一方、後側の従動スプロケット(83)を脱穀フイードチェン(21)の搬送作用側(C)に側面視で重合させたことを特徴とする請求項1に記載のコンバインの穀稈搬送装置。 Auxiliary transport device (85) has an inverted triangular shape by winding a conveying chain (84) to the sprocket moving in a side view (81) and two driven sprockets (82, 83), and said drive sprocket (81) a threshing Fuidochen while supporting the driven sprocket (78) coaxially supporting the front end portion (21), of said two driven sprocket (82, 83), threshed front driven sprocket (82) Fuidochen (21 while protrudes forward from the front end of), according to claim 1, characterized in that was polymerized in a side view after the side of the driven sprocket (conveying action side 83) the threshing Fuidochen (21) (C) Combine culms conveying device.
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Publication number Priority date Publication date Assignee Title
JP2009284822A (en) * 2008-05-29 2009-12-10 Iseki & Co Ltd Combine harvester
JP2011024523A (en) * 2009-07-28 2011-02-10 Iseki & Co Ltd Combine harvester
JP2013046629A (en) * 2012-10-31 2013-03-07 Iseki & Co Ltd Combine harvester
JP2013074906A (en) * 2013-01-30 2013-04-25 Iseki & Co Ltd Combine harvester
JP2013135684A (en) * 2013-02-26 2013-07-11 Iseki & Co Ltd Combine harvester
JP2014176387A (en) * 2014-05-27 2014-09-25 Iseki & Co Ltd Combine harvester

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JP2000004651A (en) * 1998-06-18 2000-01-11 Yanmar Agricult Equip Co Ltd Combine harvester
JP2001258363A (en) * 2000-03-21 2001-09-25 Iseki & Co Ltd Grain culm convey device for combine harvester
JP2004141172A (en) * 2004-01-16 2004-05-20 Yanmar Agricult Equip Co Ltd Combine harvester
JP2004166525A (en) * 2002-11-18 2004-06-17 Iseki & Co Ltd Grain culm transfer controller of combine harvester
JP2004215599A (en) * 2003-01-16 2004-08-05 Iseki & Co Ltd Sorting apparatus of thresher
JP2004254527A (en) * 2003-02-24 2004-09-16 Iseki & Co Ltd Controller for grain culm transfer of combine harvester

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JPS62160823U (en) * 1986-04-02 1987-10-13
JPH1175503A (en) * 1997-09-08 1999-03-23 Iseki & Co Ltd Feed chain open apparatus for threshing machine
JP2000004651A (en) * 1998-06-18 2000-01-11 Yanmar Agricult Equip Co Ltd Combine harvester
JP2001258363A (en) * 2000-03-21 2001-09-25 Iseki & Co Ltd Grain culm convey device for combine harvester
JP2004166525A (en) * 2002-11-18 2004-06-17 Iseki & Co Ltd Grain culm transfer controller of combine harvester
JP2004215599A (en) * 2003-01-16 2004-08-05 Iseki & Co Ltd Sorting apparatus of thresher
JP2004254527A (en) * 2003-02-24 2004-09-16 Iseki & Co Ltd Controller for grain culm transfer of combine harvester
JP2004141172A (en) * 2004-01-16 2004-05-20 Yanmar Agricult Equip Co Ltd Combine harvester

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009284822A (en) * 2008-05-29 2009-12-10 Iseki & Co Ltd Combine harvester
JP2011024523A (en) * 2009-07-28 2011-02-10 Iseki & Co Ltd Combine harvester
JP2013046629A (en) * 2012-10-31 2013-03-07 Iseki & Co Ltd Combine harvester
JP2013074906A (en) * 2013-01-30 2013-04-25 Iseki & Co Ltd Combine harvester
JP2013135684A (en) * 2013-02-26 2013-07-11 Iseki & Co Ltd Combine harvester
JP2014176387A (en) * 2014-05-27 2014-09-25 Iseki & Co Ltd Combine harvester

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