JP5634096B2 - Combine harvester - Google Patents

Combine harvester Download PDF

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JP5634096B2
JP5634096B2 JP2010083733A JP2010083733A JP5634096B2 JP 5634096 B2 JP5634096 B2 JP 5634096B2 JP 2010083733 A JP2010083733 A JP 2010083733A JP 2010083733 A JP2010083733 A JP 2010083733A JP 5634096 B2 JP5634096 B2 JP 5634096B2
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cereal
culm
star wheel
winding
standing wall
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JP2011211971A (en
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山本 陽一郎
陽一郎 山本
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MITSUBISHI NOUKI KABUSHIKI KAISHA
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MITSUBISHI NOUKI KABUSHIKI KAISHA
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Description

本発明は、コンバインの刈取部における穀稈掻込装置に関する。   The present invention relates to a culm scoring device in a harvesting unit of a combine.

従来、コンバインの刈取部において、引起装置の後方にスターホイルと掻込ベルト等よりなる穀稈掻込装置を設けると共に、スターホイルと掻込ベルトの間に設けた掻込ベルトの駆動軸を板状の穀稈巻き付き防止ガイドや大径な円筒等で囲み、前記駆動軸に穀稈が巻き付くことを防止する技術が知られている。(例えば、特許文献1、2参照。)   Conventionally, in a harvesting section of a combine, a corn straw scraping device including a star wheel and a scraping belt is provided behind a pulling device, and a drive shaft of a scraping belt provided between the star wheel and the scraping belt is provided on a plate. A technique is known in which a corn straw winding prevention guide or a large-diameter cylinder is used to prevent the corn straw from being wound around the drive shaft. (For example, see Patent Documents 1 and 2.)

実用新案登録第2548669号公報Utility Model Registration No. 2548669 実開昭61−12339号公報Japanese Utility Model Publication No. 61-12339

しかしながら、上記特許文献1、2に記載のものは、前記駆動軸への穀稈の巻き付きは防止できるが、特に穀稈が折れ曲がっていたり、短稈の場合に、穂先側が掻込ベルトから外れてスターホイルのみで穀稈が掻き込まれることがある。そして、この状態で穀稈の穂先側がスターホイルの内側に倒れると、一旦、穀稈の穂先側は穀稈巻き付き防止ガイドや円筒により受け止め支持されるものの、更にスターホイルで掻き込まれて穀稈巻き付き防止ガイドや円筒による支持を失った時に、その後方で穀稈の重たい穂先部がスターホイル上に倒れ込み、スターホイルに穂先部が接触して掻き込まれてしまい、穀稈がスターホイルの周囲や穀稈巻き付き防止ガイド又は円筒自体に巻き付く不具合がある。そして、この巻き付きが拡大すると、それが抵抗となって穀稈の掻き込み搬送姿勢が乱れたり詰まったりする問題がある。
本発明の目的は上記従来の不具合を改善する点にある。
However, although the thing of the said patent documents 1 and 2 can prevent the wrapping of the culm around the said drive shaft, especially when the culm is bent or short, the tip side comes off from the scratching belt. The cereals may be stirred with only star foil. And in this state, when the tip side of the cereal cone falls to the inside of the star wheel, the tip side of the cereal cone is once received and supported by the guide for preventing wrapping of the pestle and the cylinder, but it is further squeezed by the star foil and cereal When the support by the anti-winding guide or the cylinder is lost, the heavy tip of the cedar falls on the star foil behind it, and the tip touches the star foil and is scratched. There is a problem of winding around the cereal wrapping prevention guide or the cylinder itself. And if this winding expands, it will become resistance and there will be a problem that the posture of the cereal scraping is disturbed or clogged.
An object of the present invention is to improve the above-mentioned conventional problems.

上記目的を達成するために、本発明は、引起装置11の後方に穀稈掻込装置12を備え、その後方に穀稈搬送装置14を設け、刈刃13で刈り取った穀稈を穀稈掻込装置12から穀稈搬送装置14に引継ぎ搬送して後方の脱穀部4に供給するコンバインの刈取部3において、前記穀稈掻込装置12を穀稈の株元部を掻き込むスターホイル20と、その上方に位置して穀稈の茎部を掻き込み搬送する係止掻込体21で構成し、前記スターホイル20と係止掻込体21との間に、穀稈掻込装置12の駆動軸31を囲繞する筒状の穀稈巻付防止体59,100を設けると共に、該穀稈巻付防止体59,100の後側でスターホイル20の上部位置に立壁60,101を設け、該立壁60,101を、平面視で穀稈巻付防止体59,100の外周面に連続し、穀稈巻付防止体59,100の外周面部位からスターホイル20の掻き込み外周軌跡Xを横切ってその後方に亘るように配設するにあたり、穀稈巻付防止体100と立壁101とを一体的に構成し、穀稈巻付防止体100又は立壁101を刈取部3のフレーム側に支持したことを特徴とする。 In order to achieve the above object, the present invention includes a culm scraping device 12 behind the pulling device 11, a culm conveying device 14 provided behind the pulling device 11, and the cereal harvested by the cutting blade 13. In the harvesting unit 3 of the combine that is handed over from the setting device 12 to the cereal conveying device 14 and supplied to the rear threshing unit 4, the star wheel 20 that rakes the cereal stocking portion of the corn mashing device 12 The locking scraper 21 is located above and squeezes and transports the stem portion of the cereal, and between the star wheel 20 and the locking scraper 21, Provided with cylindrical culm winding prevention bodies 59, 100 surrounding the drive shaft 31, and provided with standing walls 60, 101 at the upper position of the star wheel 20 on the rear side of the culm winding prevention bodies 59, 100, The standing walls 60, 101 are continuous with the outer peripheral surface of the culm winding preventing body 59, 100 in plan view. , When arranged as over the rear across the raking periphery locus X of the star wheel 20 from the outer peripheral surface portion of the preventive 59,100 with grain 稈巻, and a vertical wall 101 prevents body 100 with grain稈巻It is configured integrally, and the culm winding preventing body 100 or the standing wall 101 is supported on the frame side of the cutting unit 3 .

また、スターホイル20に対する穀稈のスクレーパ63を、立壁101の下端部に一体的に設けたことを特徴とする。 Moreover, the scraper 63 of the cereal with respect to the star wheel 20 is integrally provided at the lower end portion of the standing wall 101 .

上記請求項1に記載した発明は、穀稈掻込装置12を構成するスターホイル20と係止掻込体21との間に設けた穀稈掻込装置12の駆動軸31を筒状の穀稈巻付防止体59,100で囲むことにより、かかる駆動軸31周りに穀稈が巻き付くことを防止できると共に、特に穀稈が折れ曲がっていたり、短稈の場合、穂先側が係止掻込体21から外れて穀稈がスターホイル20のみで掻き込まれる時に、穀稈の穂先部がスターホイル20の内側に倒れても、穂先部を立壁60,101で受け止め支持して、スターホイル20の掻き込み外周軌跡Xの後方まで案内するから、穀稈の穂先部がスターホイル20に接触して掻き込まれることがなく、穀稈がスターホイル20の周囲や穀稈巻付防止体59,100自体に巻き付くことを防止できる。従って、穀稈掻込装置12で掻き込まれる穀稈の姿勢が乱れたり、穀稈が詰まったりすることを防止でき、刈取部3の掻き込み搬送性能を良好に維持できる。
また、請求項1に記載した発明では、穀稈巻付防止体100と立壁101とを一体で構成して刈取部のフレーム側に支持したから、支持構成が簡単になる。
In the first aspect of the present invention, the drive shaft 31 of the culm scraping device 12 provided between the star wheel 20 and the locking scraper 21 constituting the culm scraping device 12 is a cylindrical cereal. By surrounding the wrapping prevention body 59, 100, it is possible to prevent the culm from being wound around the drive shaft 31, and in particular, when the culm is bent or short, the tip side is a locking scratched body. Even when the cedar tip is fallen into the inside of the star foil 20 when the cedar is scraped only by the star foil 20 after being removed from the 21, the tip is received and supported by the standing walls 60 and 101, and the star foil 20 Since it guides to the back of the scraping outer periphery locus | trajectory X, the tip part of a corn straw does not come into contact with the star foil 20, and the grain candy is around the star foil 20, and the corn straw winding prevention body 59,100. It can prevent winding around itself. Therefore, it is possible to prevent the posture of the culm being scraped by the culm scoring device 12 from being disturbed or clogging of the culm, and the scavenging conveyance performance of the cutting unit 3 can be maintained well.
Moreover, in the invention described in claim 1, since the culm winding preventing body 100 and the standing wall 101 are integrally configured and supported on the frame side of the cutting part, the support configuration is simplified.

また、請求項2に記載した発明では、スターホイル20の上面に近接するスクレーパ63により、穀稈がスターホイル20に引っかかって持ち込まれることを防止して、スターホイル20から穀稈を速やかに離脱させて後方の穀稈搬送装置14に引き継ぐことができると共に、スクレーパ63を立壁101により構成簡単に支持できる。 Moreover, in the invention described in claim 2, the scraper 63 close to the upper surface of the star wheel 20 prevents the cereal from being caught on the star wheel 20 and quickly removes the cereal from the star wheel 20. Thus, the scraper 63 can be easily supported by the standing wall 101 and can be taken over by the rear grain feeder 14.

コンバインの左前方斜視図である。It is a left front perspective view of a combine. 刈取部の左側断面図であり、特に中穀稈掻込装置周りを表したものである。It is a left side sectional view of a cutting part, and expresses especially the circumference of a corn grain scraping device. 刈取部の穀稈掻込装置と穀稈搬送装置を示す正面図である。It is a front view which shows the corn straw scraping apparatus and corn straw conveying apparatus of a cutting part. 刈取部の伝動図である。It is a transmission diagram of a cutting part. 穀稈掻込装置の平面図である。It is a top view of a cereal scraping device. 中穀稈掻込装置の左前方斜視図である。It is a left front perspective view of a corn grain scraping device. 中左穀稈掻込装置の一部を破断した左側面図である。It is the left view which fractured | ruptured a part of middle left cereal mashing apparatus. 中穀稈掻込装置の右後方斜視図である。It is a right back perspective view of a corn grain scraping device. スターホイルの回転軸心方向から見た中穀稈掻込装置の平断面図である。It is a plane sectional view of the corn kernel scraping device seen from the rotation axis direction of the star wheel. 中左穀稈掻込装置の分解斜視図である。It is a disassembled perspective view of the middle left cereal scraping device. 他の実施例を示す中穀稈掻込装置の一部を破断した左側面図である。It is the left view which fractured | ruptured a part of the corn kernel scraping apparatus which shows another Example. 同上中左穀稈掻込装置の分解斜視図である。It is a disassembled perspective view of a middle left grain mashing device same as the above. 他の実施例を示す中穀稈掻込装置の左前方斜視図である。It is a left front perspective view of the corn kernel scraping apparatus which shows another Example.

本発明の実施の形態を図1〜12に基づいて説明する。
図1に基づいて本発明を採用したコンバインの基本的構造を説明すると、1は4条刈りコンバインの機体であり、機体1の下部にクローラ式の走行装置2を備え、機体1の左側前方(前進方向を基準にして左側前方)に刈取部3が上下回動昇降自在に装着され、刈取部3の後方に、刈取部3で刈取り搬送された穀稈を受け継ぎ脱穀選別処理する脱穀部4が搭載され、脱穀部4の後方に脱粒済みの排藁を切断処理する藁処理部5が備えられている。
An embodiment of the present invention will be described with reference to FIGS.
The basic structure of a combine adopting the present invention will be described with reference to FIG. 1. Reference numeral 1 denotes a four-cut harvesting combiner, which includes a crawler type traveling device 2 at the lower part of the fuselage 1, and a front left side of the fuselage 1 ( A threshing section 4 is mounted on the front side in the left direction with respect to the forward direction so as to be able to move up and down and move up and down. A wrinkle processing unit 5 is provided on the rear side of the threshing unit 4 for cutting the threshed waste.

一方、機体1の右側前方には運転操作部6が備えられ、その後方に脱穀部4で選別された穀粒を貯留する穀粒タンク7が併設されている。8は穀粒タンク7に貯留された穀粒を機外の運搬車等に排出する穀粒排出オーガであり、穀粒排出オーガ8の下端は穀粒タンク7に連通し、穀粒排出オーガ8は水平回動自在でかつ起伏自在に構成されている。   On the other hand, a driving operation unit 6 is provided in front of the right side of the machine body 1, and a grain tank 7 for storing the grains selected by the threshing unit 4 is provided behind the operation unit 6. Reference numeral 8 denotes a grain discharge auger that discharges the grain stored in the grain tank 7 to a transport vehicle or the like outside the machine. The lower end of the grain discharge auger 8 communicates with the grain tank 7, and the grain discharge auger 8 Is configured to be horizontally rotatable and undulating.

次に、図2〜5に基づき刈取部3の基本構造を説明する。
刈取部3は、圃場に立植した穀稈を分草する分草体10、分草された穀稈を引き起こす引起装置11、引き起こされた穀稈を掻き込む穀稈掻込装置12、刈刃13、刈刃13で刈り取られた穀稈を穀稈掻込装置12から受け継いで後方の脱穀部4まで搬送する穀稈搬送装置14、入力用の縦伝動軸15aを内装した縦伝動筒15、縦伝動筒15の下端に固着され横伝動軸16aを内装した横伝動筒16、横伝動筒16から立設され引起装置11への伝動軸17aを内装した引起縦伝動筒17、横伝動筒16の左右端部に基部が固定され先端に分草体10を取り付ける左右の分草フレーム18L,18R、左右の分草フレーム18L,18Rを連結すると共に刈刃13を支持する横フレーム19、横フレーム19に基部が固定され先端に分草体10を取り付ける中央の3個の分草フレーム18a・・等より構成されている。
Next, the basic structure of the cutting unit 3 will be described with reference to FIGS.
The cutting unit 3 includes a weeding body 10 for weeding cereals planted in a field, a pulling device 11 for causing the weeded cereals, a culm scoring device 12 for scraping the induced cereals, and a cutting blade 13 , A cereal carrying device 14 for transferring cereals harvested by the cutting blade 13 from the cereal scraping device 12 to the rear threshing unit 4, a vertical transmission cylinder 15 equipped with a vertical transmission shaft 15 a for input, A horizontal transmission cylinder 16 fixed to the lower end of the transmission cylinder 15 and having a lateral transmission shaft 16a internally, a pulling vertical transmission cylinder 17 standing from the lateral transmission cylinder 16 and having a transmission shaft 17a extending to the pulling device 11, and a lateral transmission cylinder 16 The left and right weeding frames 18L and 18R, the left and right weeding frames 18L and 18R, and the left and right weeding frames 18L and 18R are connected to the left and right ends, and the weeding body 10 is attached to the tip. The base is fixed and the weed is at the tip Is composed of three partial grass frame 18a · · like central mounting the 0.

刈取部3のフレームは、前記縦伝動筒15、横伝動筒16、引起縦伝動筒17、左右の分草フレーム18L,18R、横フレーム19、及び中央の分草フレーム18a・・等より枠組み構成されている。
そして、縦伝動筒15は横軸Yを中心に上下回動自在に機体1に装着され、縦伝動筒15と機体1の間に設けた油圧シリンダ(図示せず)の伸縮作動により縦伝動筒15が横軸Y中心に上下回動し、刈取部3全体が昇降するように構成されている。
The frame of the cutting unit 3 is configured by the vertical transmission cylinder 15, the horizontal transmission cylinder 16, the pulling vertical transmission cylinder 17, the left and right weed frames 18L and 18R, the horizontal frame 19, and the center weed frame 18a. Has been.
The vertical transmission cylinder 15 is mounted on the machine body 1 so as to be rotatable up and down around the horizontal axis Y, and the vertical transmission cylinder 15 is expanded and contracted by a hydraulic cylinder (not shown) provided between the vertical transmission cylinder 15 and the machine body 1. 15 is configured to rotate up and down about the horizontal axis Y so that the entire cutting unit 3 moves up and down.

尚、引起縦伝動筒17は、左側1列の引起装置11に伝動する伝動軸17aを内装する左引起縦伝動筒(図示せず)と、中央2列の引起装置11に伝動する伝動軸17aを内装する中引起縦伝動筒17Cと、右側1列の引起装置11に伝動する伝動軸17aを内装する右引起縦伝動筒(図示せず)とで構成されており、引起縦伝動筒17で引起装置11の上部が支持されている。   In addition, the pulling vertical transmission cylinder 17 includes a left pulling vertical transmission cylinder (not shown) that houses a transmission shaft 17 a that is transmitted to the left one row of the pulling devices 11, and a transmission shaft 17 a that is transmitted to the central two rows of the pulling devices 11. And a right pulling vertical transmission cylinder (not shown) having a transmission shaft 17a that transmits power to the first row of pulling devices 11. The upper part of the pulling device 11 is supported.

前記穀稈掻込装置12は、左側に位置する左穀稈掻込装置12L、中央部の左右に位置する中左穀稈掻込装置12CLと中右穀稈掻込装置12CR、及び右側に位置する右穀稈掻込装置12Rで構成され、更に、各穀稈掻込装置12L,12CL,12CR,12Rは、それぞれ下方の穀稈の株元部を掻き込むスターホイル20・・・と、上方の穀稈の茎部を掻き込む係止掻込体21・・・で構成されている。また、係止掻込体21・・・は突起付き掻込ベルトにより構成されている。
尚、図中、スターホイル20・・・付近の矢印イはスターホイル20・・・の回転方向を示す。
The cereal scraping device 12 has a left cereal scraping device 12L located on the left side, a middle left cereal scraping device 12CL and a middle right pestle scraping device 12CR located on the left and right of the center, and a right side The right cereal scraping device 12R, and each cereal scraping device 12L, 12CL, 12CR, 12R, and the star foil 20 ... It is comprised by the latching scraper 21 ... which scrapes the stalk part of cereal. Further, the locking scrapers 21... Are constituted by a protruding scraping belt.
In the figure, an arrow “a” near the star wheel 20... Indicates the rotation direction of the star wheel 20.

前記穀稈搬送装置14は、前側左に位置する左搬送体14L、前側右に位置する右搬送体14R、及びその後方に位置する扱深搬送体22からなり、更に、左右の搬送体14L,14Rは各々下段の株元搬送チェン23L,23Rと、中段の中穂先搬送体24L,24Rと、上段の上穂先搬送体25L,25Rで構成され、扱深搬送体22は扱深株元搬送チェン22aと上方の扱深穂先搬送体22bで構成されている。
そして、穀稈掻込装置12の左穀稈掻込装置12Lと中左穀稈掻込装置12CLで掻き込まれた穀稈は、穀稈搬送装置14の左搬送体14Lで受け継がれ、中右穀稈掻込装置12CRと右穀稈掻込装置12Rで掻き込まれた穀稈は、右搬送体14Rで受け継がれてその終端部で合流し、扱深搬送体22に受け継がれる。そして、穀稈は扱深搬送体22で扱深さ調節されて脱穀部4の脱穀フィードチェン4aに受け継がれるように構成されている。
The grain straw transporting device 14 includes a left transporting body 14L positioned on the front left side, a right transporting body 14R positioned on the front right side, and a handling depth transporting body 22 positioned behind the left transporting body 14L. 14R is composed of a lower stock transport chain 23L, 23R, a middle stock tip transport body 24L, 24R, and an upper top stock transport body 25L, 25R, and the handling depth transport body 22 is a handling depth stock transport chain. 22a and the upper handling deep tip conveyance body 22b are comprised.
Then, the cereals scraped by the left cereal scraping device 12L and the middle left pestle scraping device 12CL of the cereal scraping device 12 are inherited by the left transport body 14L of the cereal transporting device 14, and the middle right The cereals scraped by the cereal scraping device 12CR and the right pestle scraping device 12R are inherited by the right transport body 14R, merged at the end portions thereof, and inherited by the handling depth transport body 22. And the cereal is adjusted so that the handling depth is adjusted by the handling depth carrier 22 and is inherited by the threshing feed chain 4a of the threshing section 4.

次に、図4に基づき刈取部3の伝動系の構造を説明する。
機体1に搭載されたエンジン26からの動力が搬送HST27に入力され、搬送HST27により変速された動力がギヤケース28、出力プーリ29を介して刈取部3の入力プーリ30に伝動され、横軸Yから扱深搬送体22に伝動される。一方、横軸Yから縦伝動軸15a、横伝動軸16aを介して左右の搬送体14L,14R、穀稈掻込装置12、刈刃13、及び引起装置11へ伝動される。
また、穀稈掻込装置12への詳細な伝動構造を、左穀稈掻込装置12Lと中左穀稈掻込装置12CLへの伝動を例にとって説明すると、左搬送体14Lの伝動軸14aの中途から伝動される株元搬送チェン23Lを介して左穀稈掻込装置12Lのスターホイル20と係止掻込体21に伝動され、このスターホイル20と中左穀稈掻込装置12CLのスターホイル20が噛み合うことで中左穀稈掻込装置12CLのスターホイル20が駆動される。そして中左穀稈掻込装置12CLのスターホイル20に固定した駆動軸31(穀稈掻込装置の駆動軸)により中左穀稈掻込装置12CLの係止掻込体21が駆動される。
尚、右穀稈掻込装置12Rへの伝動も同様な構成で行われる。
Next, the structure of the transmission system of the cutting unit 3 will be described with reference to FIG.
The power from the engine 26 mounted on the machine body 1 is input to the transport HST 27, and the power shifted by the transport HST 27 is transmitted to the input pulley 30 of the cutting unit 3 through the gear case 28 and the output pulley 29, and from the horizontal axis Y It is transmitted to the handling depth carrier 22. On the other hand, it is transmitted from the horizontal axis Y to the left and right transport bodies 14L, 14R, the grain scraping device 12, the cutting blade 13, and the pulling device 11 through the vertical transmission shaft 15a and the horizontal transmission shaft 16a.
Further, the detailed transmission structure to the cereal scraping device 12 will be described by taking the transmission to the left cereal scraping device 12L and the middle left culm scraping device 12CL as an example. The transmission shaft 14a of the left carrier 14L It is transmitted to the star wheel 20 and the locking scraper 21 of the left cereal scraping device 12L through the stock transport chain 23L transmitted from the middle, and the star wheel 20 and the star of the middle left culm scraping device 12CL are transmitted. As the wheel 20 is engaged, the star wheel 20 of the middle left cereal scraping device 12CL is driven. Then, the latching and scraping body 21 of the middle / left cereal scraping device 12CL is driven by the drive shaft 31 (the driving shaft of the culm scraping device) fixed to the star wheel 20 of the middle / left cereal scraping device 12CL.
In addition, transmission to the right cereal scraping device 12R is also performed with the same configuration.

次に、図5〜10に基づき中左穀稈掻込装置12CLと中右穀稈掻込装置12CRの詳細構造を説明する。
先ず、支持構造を説明すると、中引起縦伝動筒17Cの中途部に溶接固定されたブラケット50に支持フレーム51が締結固定され、支持フレーム51の先端部に溶接固定されたプレート52に中左穀稈掻込装置12CLと中右穀稈掻込装置12CRの係止掻込体21,21の前側部が締結固定されている。支持フレーム51の中途部には直交する支持部材53が溶接固定され、支持部材53の両端部にスターホイル20,20等を支持する支持軸54,54が垂下姿勢で溶接固定され、該支持軸54,54の中途に溶接固定されたブラケット55を介して係止掻込体21,21の後側部が締結固定されている。即ち、中左穀稈掻込装置12CLと中右穀稈掻込装置12CRは刈取部3のフレームを構成する中引起縦伝動筒17Cに支持されている。
尚、図示しないが、前記プレート52の先端は中央の分草フレーム18aに連結固定されている。
Next, based on FIGS. 5 to 10, the detailed structure of the middle left cereal scraping device 12CL and the middle right pestle scraping device 12CR will be described.
First, the support structure will be described. The support frame 51 is fastened and fixed to the bracket 50 welded and fixed to the middle part of the middle pulling vertical transmission cylinder 17C, and the left and right grains are fixed to the plate 52 welded and fixed to the tip of the support frame 51. The front side portions of the locking scrapers 21 and 21 of the koji scraping device 12CL and the middle right grain koji scraping device 12CR are fastened and fixed. Support members 53 that are orthogonal to each other are fixed to the middle of the support frame 51 by welding, and support shafts 54 and 54 that support the star wheels 20 and 20 and the like are welded and fixed to both ends of the support member 53 in a suspended posture. The rear side portions of the locking scrapers 21 and 21 are fastened and fixed via brackets 55 fixed by welding in the middle of 54 and 54. That is, the middle left grain culm scraping device 12CL and the middle right grain culm scraping device 12CR are supported by the middle pulling vertical transmission cylinder 17C constituting the frame of the cutting unit 3.
Although not shown, the tip of the plate 52 is connected and fixed to the central weed frame 18a.

次に、中左穀稈掻込装置12CLの詳細構造を説明すると、前記支持軸54には係止掻込体21の駆動軸31が回動自在に嵌合されており、駆動軸31の上部には係止掻込体21の掻込ベルトKを掛け回す駆動輪(プーリ)56が溶接固定され、下部にはスターホイル20の取付部材(円板状)57が溶接固定され、該取付部材57にスターホイル20が締結固定されている。また、支持軸54の下端には駆動軸31の抜け止め用のワッシャ58が設けられダブルナット58aで支持軸54に固定されている。   Next, the detailed structure of the middle-left cereal scraping device 12CL will be described. The drive shaft 31 of the locking scraping body 21 is rotatably fitted to the support shaft 54, and the upper portion of the drive shaft 31. A driving wheel (pulley) 56 around which the driving belt K of the locking scraping body 21 is wound is fixed by welding, and an attachment member (disk-shaped) 57 of the star wheel 20 is welded and fixed to the lower part. A star wheel 20 is fastened and fixed to 57. Further, a washer 58 for preventing the drive shaft 31 from coming off is provided at the lower end of the support shaft 54, and is fixed to the support shaft 54 by a double nut 58a.

一方、駆動輪56とスターホイル20との間には樹脂で形成された円筒状の穀稈巻付防止体59が設けられ、該穀稈巻付防止体59で駆動軸31を囲繞即ち内包して囲むように構成されている。また、穀稈巻付防止体59はその下端が取付部材57に外嵌し、上端が駆動輪56の下面に近接することで、穀稈巻付防止体59は上下及び前後左右方向に位置規制されていると共に、穀稈巻付防止体59の下端は自重でスターホイル20の上面に接当しており、スターホイル20が回動駆動すると接触による摩擦抵抗により穀稈巻付防止体59が共に連れ回り回転するように構成されている。
尚、本実施例では、スターホイル20との摩擦抵抗により穀稈巻付防止体59が共に回転するように構成したが、穀稈巻付防止体59をスターホイル20に一体的に固定して回転するように構成してもよい。
On the other hand, between the drive wheel 56 and the star wheel 20, there is provided a cylindrical culm winding preventing body 59 made of resin, which surrounds or encloses the drive shaft 31 with the culm winding preventive body 59. It is configured to surround. In addition, the lower end of the cereal wrapping preventing body 59 is fitted on the mounting member 57 and the upper end is close to the lower surface of the drive wheel 56, so that the cereal wrapping preventing body 59 is restricted in position in the vertical and front / rear / left / right directions. In addition, the lower end of the culm winding preventing body 59 is in contact with the upper surface of the star wheel 20 by its own weight, and when the star wheel 20 is driven to rotate, the cereal wrapping preventing body 59 is caused by frictional resistance due to contact. Both are configured to rotate together.
In the present embodiment, the corn straw winding prevention body 59 is configured to rotate together due to frictional resistance with the star wheel 20, but the corn straw winding prevention body 59 is integrally fixed to the star wheel 20. You may comprise so that it may rotate.

更に、中左穀稈掻込装置12CLの穀稈巻付防止体59の後側でスターホイル20の上部(直上方)には、前後方向の直立する板体で構成された立壁60がスターホイル20の外周面に連続するように設けられている。該立壁60はその後部が、中引起縦伝動筒17Cの中途部に溶接固定された支持ブラケット61にボルト62により締結固定された固定部材(固定板)であって、図9に示すように、立壁60は、平面視で穀稈巻付防止体59の外周面部(穀稈巻付防止体59の回転軸心即ち支持軸54より後方で、支持軸54よりスターホイル20の掻き込み通路A寄りの外周面位置)から後方に延び、スターホイル20の掻き込み外周軌跡Xを横切って、終端部が掻き込み外周軌跡Xより後方に至るように前後方向に延設配置されている。そして立壁60の上下幅は穀稈巻付防止体59の上下高さと略同等で、立壁60の先端部は穀稈巻付防止体59の外周面に対向する位置で、外周面に近接している。   Further, a standing wall 60 made of a plate body standing up and down in the front-rear direction is provided on the upper side (directly above) of the star wheel 20 on the rear side of the rice hull winding preventing body 59 of the middle left grain kneading device 12CL. 20 is provided so as to be continuous with the outer peripheral surface. The standing wall 60 is a fixing member (fixing plate) that is fastened and fixed by a bolt 62 to a support bracket 61 that is welded and fixed to a middle part of the middle pulling vertical transmission cylinder 17C, as shown in FIG. The vertical wall 60 is an outer peripheral surface portion of the culm winding preventing body 59 (in the plan view, behind the rotation axis of the culm winding preventing body 59, that is, behind the support shaft 54, and closer to the scraping path A of the star wheel 20 than the support shaft 54. The outer peripheral surface position of the star wheel 20 extends rearward from the outer peripheral locus X of the star wheel 20 and extends in the front-rear direction so that the end portion extends rearward from the outer peripheral locus X of the scratching. The vertical width of the standing wall 60 is substantially the same as the vertical height of the culm winding preventing body 59, and the front end portion of the standing wall 60 is in a position facing the outer peripheral surface of the culm winding preventing body 59 and close to the outer peripheral surface. Yes.

立壁60の下端部にはスターホイル20に対する穀稈のスクレーパ63が一体的に溶接固定されており、該スクレーパ63は平板状であって、スターホイル20の掻き込み通路Aの下手側でスターホイル20の上面に近接してその上面を覆っている。
尚、本実施例では立壁60の下端部にスクレーパ63を溶着したが、立壁60の下部を掻き込み通路A側に向けて一体的に折り曲げ、断面L字状となしてスクレーパを構成してもよい。
A cereal scraper 63 for the star wheel 20 is integrally welded and fixed to the lower end of the standing wall 60, and the scraper 63 has a flat plate shape and is star-foiled on the lower side of the stir path A of the star wheel 20. Close to the top surface of 20 and covers the top surface.
In the present embodiment, the scraper 63 is welded to the lower end portion of the standing wall 60. However, the lower portion of the standing wall 60 may be integrally bent toward the side of the passage A to form an L-shaped cross section. Good.

また、中左穀稈掻込装置12CLのスターホイル20の上方位置には、スターホイル20の掻き込み通路Aを構成すると共に後方に伸びて後方の株元搬送チェン23Lの挟持レールとなる穀稈案内ガイド64が設けられている。また穀稈案内ガイド64の後方には株元搬送チェン23Lへの穀稈の補助案内ガイド65が設けられ、該補助案内ガイド65は弾性線材で構成され、基部が前記支持ブラケット61に固定されると共に、立壁60に形成した孔60aから外方後方に延びて株元搬送チェン23Lの搬送面に対向位置している。   In addition, in the upper left position of the star wheel 20 of the middle left cereal raking device 12CL, the culm that constitutes the raking passage A of the star wheel 20 and extends rearward to become a holding rail of the rear stock transport chain 23L. A guide guide 64 is provided. Further, an auxiliary guide guide 65 for the culm to the stock transport chain 23L is provided behind the cereal guide guide 64. The auxiliary guide guide 65 is made of an elastic wire, and the base is fixed to the support bracket 61. At the same time, it extends outward and rearward from a hole 60a formed in the standing wall 60 and is opposed to the transport surface of the stock transport chain 23L.

次に、中右穀稈掻込装置12CRについて説明する。
スターホイル20、係止掻込体21、及び穀稈巻付防止体59等の支持構成は中左穀稈掻込装置12CLと同様であるため説明を省略する。
スターホイル20の上方位置には穀稈案内ガイド66が設けられ、該穀稈案内ガイド66は、スターホイル20の掻き込み通路Aを構成すると共に後方に延びて株元搬送チェン23Rの挟持レールに構成されている。また、中右穀稈掻込装置12CRの穀稈巻付防止体59の背面には穀稈案内ガイド66を支持する箱状のブラケット68が配置され、該ブラケット68は中引起縦伝動筒17Cに溶接固定された前記ブラケット50に締結固定された支持部材67に固定されている。
Next, the middle right cereal scraping device 12CR will be described.
Since the support structure of the star wheel 20, the locking scraper 21, the cereal wrapping preventing body 59, and the like is the same as that of the middle left pestle scraping device 12CL, description thereof is omitted.
A grain stalk guide 66 is provided at an upper position of the star wheel 20, and the grain stalk guide 66 constitutes a scraping passage A of the star wheel 20 and extends rearward to the holding rail of the stock transport chain 23R. It is configured. Further, a box-shaped bracket 68 for supporting the culm guide guide 66 is disposed on the back surface of the culm winding preventing body 59 of the middle right culm scraping device 12CR, and the bracket 68 is attached to the middle pulling vertical transmission cylinder 17C. It is fixed to a support member 67 fastened and fixed to the bracket 50 fixed by welding.

そして、上記箱状のブラケット68には遮蔽板69が固定されており、該遮蔽板69はブラケット68の前側と穀稈巻付防止体59の外周面との間に形成される楔状の空間Yを覆うことにより、スターホイル20の回転で藁屑等が空間Y内に持ち込まれて堆積することを防止するものである。そのために遮蔽板69は空間Yの上部を覆う上面69aと空間Yの前側(スターホイル20の回転上手側)を覆う立面69bを有しており、遮蔽板69の先端部は穀稈巻付防止体59の外周面に近接し、立面69bの下縁はスターホイル20の上面に近接している。   A shielding plate 69 is fixed to the box-shaped bracket 68, and the shielding plate 69 is a wedge-shaped space Y formed between the front side of the bracket 68 and the outer peripheral surface of the culm winding prevention body 59. By covering the surface, the debris and the like are prevented from being brought into the space Y and accumulated by the rotation of the star wheel 20. For this purpose, the shielding plate 69 has an upper surface 69a that covers the upper portion of the space Y, and a vertical surface 69b that covers the front side of the space Y (the upper rotation side of the star wheel 20). Close to the outer peripheral surface of the prevention body 59, the lower edge of the upright surface 69 b is close to the upper surface of the star wheel 20.

穀稈掻込装置12の実施の形態の一つ(第1実施例)は上述の通りであり、以下のような作用効果を奏する。
即ち、引起装置11で引き起こされた穀稈は、穀稈掻込装置12で掻き込まれると同時に刈刃13で刈り取られ、穀稈掻込装置12から穀稈搬送装置14に継送されるが、この時、掻込搬送装置12(12L,12CL,12CR,12R)を穀稈の株元部を掻き込むスターホイル20・・・と、その上方に位置して穀稈の茎部を掻き込む係止掻込体21・・・で構成すると共に、スターホイル20と係止掻込体21との間に、係止掻込体21の駆動軸31を囲繞する大径な筒状の穀稈巻付防止体59を設けたことにより、小径な駆動軸31周りに穀稈が巻き付くことを防止できる。
One embodiment of the cereal稈掻write device 12 (first embodiment) is as described above, operational effects are obtained as follows.
In other words, the culm caused by the pulling device 11 is scraped by the culm scoring device 12 and is simultaneously cut by the cutting blade 13 and transferred from the culm scoring device 12 to the culm transporting device 14. At this time, the stirrer / conveyor 12 (12L, 12CL, 12CR, 12R) is placed on the top of the star wheel 20 to stir the stock of the cereal and the stalk of the culm is scraped. A large-diameter cylindrical grain candy that is composed of a locking scraper 21... And surrounds the drive shaft 31 of the locking scraper 21 between the star wheel 20 and the locking scraper 21. By providing the winding preventing body 59, it is possible to prevent the cereal from being wound around the small-diameter drive shaft 31.

また、特に穀稈が折れ曲がっていたり、刈取穀稈が短稈の場合、穂先側が上方の係止掻込体21に係合されず支持を失い、スターホイル20のみで穀稈が掻き込まれる状態が発生し、穀稈の重たい穂先部がスターホイル20の内側(中心側)に倒れることがある。
しかし、中左掻込搬送装置12CLにおいて、穀稈巻付防止体59の後側(後側で且つスターホイル20の掻き込み通路A寄り)で、スターホイル20の上部位置に起立した立壁60を設け、該立壁60を、平面視で穀稈巻付防止体20の外周面に連続し、該外周面部からスターホイル20の掻き込み外周軌跡Xを横切ってその後方に亘るように配設したことにより、穀稈の穂先部がスターホイル20の内側に倒れても、穂先部を穀稈巻付防止体59に引き続いて立壁60で受け止め支持して、スターホイル20の掻き込み外周軌跡Xの後方まで案内するから、穂先部が穀稈巻付防止体59の後方でスターホイル20上に倒れ込みスターホイル20に接触して掻き込まれることがなく、穀稈がスターホイル20の周囲や穀稈巻付防止体59自体に巻き付くことを防止できる。
従って、中左掻込搬送装置12CLで掻き込み搬送される穀稈の姿勢が乱れたり、穀稈が詰まったりすることを防止でき、刈取部3の掻き込み搬送性能を良好に維持できる。
In particular, when the cereal is bent or when the harvested cereal is short, the tip side is not engaged with the upper locking scraper 21 and loses support, and the cereal is only stirred by the star wheel 20. May occur, and the heavy tip of the cereal may fall to the inside (center side) of the star wheel 20.
However , in the middle left rake conveying device 12CL, the standing wall 60 standing at the upper position of the star wheel 20 on the rear side of the cereal wrapping preventing body 59 (rear side and near the stir path A of the star wheel 20) is provided. Provided, and the standing wall 60 is arranged so as to be continuous with the outer peripheral surface of the corn wrapping preventing body 20 in a plan view and across from the outer peripheral surface portion to the scratched outer peripheral locus X of the star wheel 20 and to the rear thereof. As a result, even if the tip of the cereal cone falls to the inside of the star wheel 20, the tip portion is received and supported by the standing wall 60 following the cereal wrapping preventing body 59, and the rearward trajectory X of the star wheel 20 is scraped. Therefore, the tip part does not fall on the star wheel 20 behind the cedar wrapping preventing body 59 and come into contact with the star foil 20 and is not scratched. Prevention body 59 That wound around the can be prevented.
Accordingly, it is possible to prevent the posture of the culm that is scraped and transported by the middle-left scraping and transporting device 12CL from being disturbed or clogging of the culm, and the scraping and transporting performance of the reaping part 3 can be maintained satisfactorily.

また、穀稈巻付防止体59をスターホイル20と共に回転する円筒で構成する一方、立壁60を穀稈巻付防止体59とは分離して刈取部3のフレーム側(中引起縦伝動筒17C)に取り付けられた固定部材で構成したから、穀稈巻付防止体59を刈取部3のフレーム側にスターホイル20とは別に固定支持する場合に対し、スターホイル20と穀稈巻付防止体59との間隙を小さく若しくは無くすることができ、駆動軸31周りへの巻き付き防止性能を高めることができると共に、立壁60の先端部を穀稈巻付防止体59の外周面に近接させたことにより、立壁60に穀稈巻付防止体59の外周面に付着した屑や土類のスクレーパ機能を持たせて、穀稈巻付防止体59の巻き付き防止性能をより高めることができる。   Further, while the culm winding preventive body 59 is constituted by a cylinder that rotates together with the star wheel 20, the standing wall 60 is separated from the culm winding preventive body 59 and the frame side of the reaping portion 3 (the intermediate pulling vertical transmission cylinder 17C). ), The star wheel 20 and the anti-wound winding body preventive body 59 are fixed and supported separately from the star wheel 20 on the frame side of the cutting part 3. 59, the gap with 59 can be reduced or eliminated, the ability to prevent winding around the drive shaft 31 can be improved, and the tip of the standing wall 60 is brought close to the outer peripheral surface of the culm winding preventing body 59. Thus, the scraping function of scrap and earth attached to the outer peripheral surface of the culm winding preventing body 59 can be imparted to the standing wall 60, and the wrapping preventing performance of the culm winding preventing body 59 can be further enhanced.

また、スターホイル20に対する穀稈のスクレーパ63を、立壁60の下端部に一体的に設けたことにより、穀稈の株元部等がスターホイル20に引っかかってスターホイル20で持ち込まれることをスクレーパ63で防止して、スターホイル20から穀稈を速やかに離脱させて後方の株元搬送チェン23Lに引き継ぐことができると共に、スクレーパ63を立壁60により構成簡単に支持できる。
即ち、前述したように、スクレーパ63は、平板状に形成されスターホイル20の掻き込み通路Aの下手側でスターホイル20の上面に近接しているから、スターホイル20引っかかって非掻き込み通路側に持ち込まれようとする穀稈を、スクレーパ63の外縁63aで防ぎ、スターホイル20から速やかに離脱させることができる。
また、立壁60はその後部を、中引起縦伝動筒17Cの中途部に支持固定することで、中引起縦伝動筒17Cを支持フレームとして有効に利用し、立壁60の支持構成を簡単にできる。
Moreover, the scraper 63 of the grain straw with respect to the star wheel 20 is integrally provided at the lower end portion of the standing wall 60, so that the stock base part of the grain straw is caught by the star foil 20 and brought into the star foil 20. 63, the cereal can be quickly detached from the star wheel 20 and taken over to the rear stock transport chain 23L, and the scraper 63 can be easily supported by the standing wall 60.
That is, as described above, the scraper 63 is formed in a flat plate shape and is close to the upper surface of the star wheel 20 on the lower side of the scraping passage A of the star wheel 20, so that the star wheel 20 is caught and the non-scratching passage side Grains that are about to be brought in can be prevented by the outer edge 63a of the scraper 63, and can be quickly detached from the star wheel 20.
Further, by supporting and fixing the rear portion of the vertical wall 60 to the middle portion of the middle pulling vertical transmission cylinder 17C, the middle pulling vertical transmission cylinder 17C can be effectively used as a support frame, and the support structure of the vertical wall 60 can be simplified.

次に、本発明の特徴である掻込搬送装置12における穀稈巻付防止体と立壁のもう一つの実施例(第2実施例)を図11及び12に基づいて説明する。
尚、穀稈巻付防止体と立壁以外の構成は前述の第1実施例と同様であり、説明を省略する。
この第2実施例の特徴は、穀稈巻付防止体100と立壁101を一体的に構成した点にある。
即ち、図11に示すように、穀稈巻付防止体100を1枚の板体を円筒状に屈曲形成して構成すると共に、該板体を、掻き込み通路A側で支持軸54より後方位置から一体的に後方に延出し(掻き込み外周軌跡Xの後方まで延出)、この延出部を立壁101に構成したものである。
そして、立壁101はその後部が、前記中引起縦伝動筒17Cに固定された支持ブラケット61にボルト62により締結固定されている。即ち、穀稈巻付防止体100と立壁101とを一体で構成して刈取部3のフレーム側(中引起縦伝動筒17C)に支持固定している。
Next, another embodiment (second embodiment) of the culm winding preventing body and the standing wall in the rake transport device 12 which is a feature of the present invention will be described with reference to FIGS.
The configurations other than the cereal wrapping prevention body and the standing wall are the same as those in the first embodiment, and the description thereof is omitted.
The characteristic of this 2nd Example exists in the point which comprised the grain wrapping prevention body 100 and the standing wall 101 integrally.
That is, as shown in FIG. 11, the culm winding preventing body 100 is formed by bending a single plate into a cylindrical shape, and the plate is disposed behind the support shaft 54 on the side of the scraping passage A. It extends rearward integrally from the position (extends to the rear of the scraped outer periphery trajectory X), and this extended portion is formed on the standing wall 101.
The rear portion of the upright wall 101 is fastened and fixed by a bolt 62 to a support bracket 61 fixed to the intermediate pulling vertical transmission cylinder 17C. That is, the culm winding preventing body 100 and the standing wall 101 are integrally configured and supported and fixed to the frame side of the mowing unit 3 (the intermediate pulling vertical transmission cylinder 17C).

これにより、この第2実施例においても、第1実施例と同様に、中左穀稈掻込装置12CLを穀稈の株元部を掻き込むスターホイル20と、その上方に位置して穀稈の茎部を掻き込む係止掻込体21で構成し、スターホイル20と係止掻込体21との間に、係止掻込体21の駆動軸31を囲繞する筒状の穀稈巻付防止体100を設けると共に、該穀稈巻付防止体100の後側でスターホイル20の上部位置に立壁101を設け、該立壁101を、平面視で穀稈巻付防止体100の外周面に連続し、穀稈巻付防止体100の外周面部からスターホイル20の掻き込み外周軌跡Xを横切ってその後方に亘るように配置構成したものである。   Thereby, also in this 2nd Example, similarly to 1st Example, the starwheel 20 which stirs the stock left side part of the cereal masher 12CL, and the cereal cocoon located in the upper direction A cylindrical cereal winding that is composed of a locking scraper 21 that scrapes the stem portion of the shell and surrounds the drive shaft 31 of the locking scraper 21 between the star wheel 20 and the locking scraper 21. While providing the anti-sticking body 100, the standing wall 101 is provided in the upper position of the star wheel 20 on the rear side of the anti-wrinkle winding body 100, and the outer peripheral surface of the anti-sticking-winding prevention body 100 in plan view. Are arranged and configured so as to cross from the outer peripheral surface portion of the grain wrapping preventing body 100 to the rearward trajectory X of the star wheel 20 and to the rear thereof.

従って、係止掻込体21の駆動軸31を筒状の穀稈巻付防止体100で囲むことにより、駆動軸31周りに穀稈が巻き付くことを防止できると共に、特に穀稈が折れ曲がっていたり、短稈の場合、穀稈の穂先部がスターホイル20の内側に倒れても、穂先部を立壁101で受け止め支持することにより、穀稈の穂先部がスターホイル20に接触して掻き込まれることがなく、穀稈がスターホイル20の周囲や穀稈巻付防止体100自体に巻き付くことを防止できる。
また、穀稈巻付防止体100と立壁101とを一体で構成して刈取部3のフレーム側に支持固定したから、支持構成が簡単になる。
なお、上記実施例では、穀稈巻付防止体100と立壁101を1枚の板体で一体成形しているが、例えば、穀稈巻付防止体100と立壁101を別体で成形して、両者を溶接等で一体的に固定してもよい。
また、穀稈巻付防止体100は駆動軸31を囲む筒状であればよく、円筒に限らず、断面が多角状や断面C字状等の筒体であってもよい。
Therefore, by surrounding the drive shaft 31 of the locking scraper 21 with the cylindrical culm winding preventing body 100, the culm can be prevented from being wound around the drive shaft 31, and the culm is particularly bent. In the case of a short culm, even if the tip part of the cereal cone falls to the inside of the star wheel 20, the tip part of the cereal part touches the star foil 20 and is scratched by supporting the tip part with the standing wall 101. It is possible to prevent the cereals from being wrapped around the star wheel 20 or around the cereal wrapping prevention body 100 itself.
Further, since the culm winding preventing body 100 and the standing wall 101 are integrally formed and supported and fixed to the frame side of the cutting unit 3, the support configuration is simplified.
In the above embodiment, the culm winding preventing body 100 and the standing wall 101 are integrally formed with a single plate. For example, the culm winding preventing body 100 and the standing wall 101 are molded separately. Both may be fixed integrally by welding or the like.
Moreover, the cereal wrapping prevention body 100 should just be a cylindrical shape which surrounds the drive shaft 31, and may be not only a cylinder but cylinders, such as a polygonal shape and a cross-sectional C-shaped cross section.

次に、掻込搬送装置12における立壁60のもう一つの実施例(第3実施例)を図13に基づいて説明する。
尚、立壁60以外の構成は前述の第1実施例と同様であり、説明を省略する。
この第3実施例は、立壁60を、中引起縦伝動筒17Cの中途部に溶接固定された支持ブラケット61にボルト62により締結固定された固定板60bと、該固定板60bの前端部にビス60cで締結固定した軟質板60dにより構成し、該立壁60全体は、刈取部3のフレーム側(中引起縦伝動筒17C)に取り付けられた固定部材となっている。そして、軟質板60dの前端部を穀稈巻付防止体100の外周面に接当密着させて、両者の間隙を無くすことにより、穀稈巻付防止体100に対する立壁60のスクレーパ性能をより高めたものである。
尚、軟質板60dはゴム、プラスチック、ビニールのような樹脂で形成されている。
It will now be described with reference to another embodiment of the upright wall 60 in the take-write feeder 12 (third embodiment) in FIG. 13.
The configuration other than the standing wall 60 is the same as that of the first embodiment described above, and a description thereof will be omitted.
In the third embodiment, the upright wall 60 is fastened and fixed to the support bracket 61, which is fixed by welding to the middle portion of the middle pulling longitudinal transmission cylinder 17C, by the bolt 62, and the screw is attached to the front end of the fixed plate 60b. It is constituted by a soft plate 60d fastened and fixed by 60c, and the whole standing wall 60 is a fixing member attached to the frame side of the cutting portion 3 (the intermediate pulling vertical transmission cylinder 17C). And the scraper performance of the standing wall 60 with respect to the corn straw winding prevention body 100 is improved by making the front-end part of the soft board 60d contact-contact with the outer peripheral surface of the corn straw winding prevention body 100, and eliminating the space | interval of both. It is a thing.
The soft plate 60d is formed of a resin such as rubber, plastic, or vinyl.

3 刈取部
4 脱穀部
11 引起装置
12 穀稈掻込装置
13 刈刃
14 穀稈搬送装置
20 スターホイル
21 係止掻込体
31 駆動軸
59,100 穀稈巻付防止体
60,101 立壁
63 スクレーパ
X 掻き込み外周軌跡
DESCRIPTION OF SYMBOLS 3 Harvesting part 4 Threshing part 11 Pulling device 12 Grain picking device 13 Cutting blade 14 Grain conveying device 20 Star wheel 21 Locking scraper 31 Drive shaft 59,100 Flour winding prevention body 60,101 Standing wall 63 Scraper X Scratching outer circumference trajectory

Claims (2)

引起装置(11)の後方に穀稈掻込装置(12)を備え、その後方に穀稈搬送装置(14)を設け、刈刃(13)で刈り取った穀稈を穀稈掻込装置(12)から穀稈搬送装置(14)に引継ぎ搬送して後方の脱穀部(4)に供給するコンバインの刈取部(3)において、前記穀稈掻込装置(12)を穀稈の株元部を掻き込むスターホイル(20)と、その上方に位置して穀稈の茎部を掻き込む係止掻込体(21)で構成し、前記スターホイル(20)と係止掻込体(21)との間に、穀稈掻込装置(12)の駆動軸(31)を囲繞する筒状の穀稈巻付防止体(59,100)を設けると共に、該穀稈巻付防止体(59,100)の後側でスターホイル(20)の上部位置に立壁(60,101)を設け、該立壁(60,101)を、平面視で穀稈巻付防止体(59,100)の外周面に連続し、穀稈巻付防止体(59,100)の外周面部からスターホイル(20)の掻き込み外周軌跡Xを横切ってその後方に亘るように配設するにあたり、穀稈巻付防止体(100)と立壁(101)とを一体的に構成し、穀稈巻付防止体(100)又は立壁(101)を刈取部(3)のフレーム側に支持したことを特徴とするコンバインの刈取部。 The pulling device (11) is provided with a cereal scraping device (12), and a cereal conveying device (14) is provided behind the pulling device (11). ) In the harvesting part (3) of the combine that is handed over to the cereal conveying device (14) and supplied to the rear threshing part (4), the culm scoring device (12) It comprises a star foil (20) to be scraped and a locking scraper (21) that is positioned above and scrapes the stem portion of the cereal, and the star foil (20) and the locking scraper (21). And a cylindrical culm winding preventing body (59, 100) surrounding the drive shaft (31) of the culm scraping device (12), and the culm winding preventing body (59, 100) 100) A standing wall (60, 101) is provided at the upper position of the star wheel (20) on the rear side, and the standing wall (60, 101) is a grain in plan view. It continues to the outer peripheral surface of the anti-winding body (59, 100) and crosses the scratched outer peripheral locus X of the star wheel (20) from the outer peripheral surface portion of the cereal winding anti-winding body (59, 100) to the rear thereof. In the arrangement of the culm winding prevention body (100) and the standing wall (101), the culm winding prevention body (100) or the standing wall (101) is a frame of the cutting part (3). Combine harvester , supported on the side . スターホイル(20)に対する穀稈のスクレーパ(63)を、立壁(101)の下端部に一体的に設けた請求項1記載のコンバインの刈取部。 The combine harvester according to claim 1, wherein a scraper (63) of the cereal for the star wheel (20) is integrally provided at the lower end of the standing wall (101) .
JP2010083733A 2010-03-31 2010-03-31 Combine harvester Expired - Fee Related JP5634096B2 (en)

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JPS5752128U (en) * 1980-09-10 1982-03-25
JPS6429Y2 (en) * 1981-02-27 1989-01-05
JPS5835827U (en) * 1981-08-31 1983-03-08 三菱農機株式会社 Grain raking device in harvester
JP3359803B2 (en) * 1996-01-05 2002-12-24 株式会社クボタ Pre-processing part of combine

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