JP2022095406A - Root crop harvester - Google Patents

Root crop harvester Download PDF

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Publication number
JP2022095406A
JP2022095406A JP2020208722A JP2020208722A JP2022095406A JP 2022095406 A JP2022095406 A JP 2022095406A JP 2020208722 A JP2020208722 A JP 2020208722A JP 2020208722 A JP2020208722 A JP 2020208722A JP 2022095406 A JP2022095406 A JP 2022095406A
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harvesting
machine body
section
frame
root
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英明 黒瀬
Hideaki Kurose
真吾 高木
Shingo Takagi
浩二 二宮
Koji Ninomiya
武志 弓達
Takeshi Yumitatsu
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Iseki and Co Ltd
Iseki Agricultural Machinery Mfg Co Ltd
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Iseki and Co Ltd
Iseki Agricultural Machinery Mfg Co Ltd
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Priority to JP2020208722A priority Critical patent/JP2022095406A/en
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Abstract

To provide a root crop harvester capable of avoiding contact of a machine body to a storage member such as a flexible container bag lowered to a farm field, for solving problems for example, since the flexible container bag filled with root crops is lowered to the farm field toward a rear side of the machine body, the flexible container bag lowered to the farm field in harvesting crops in an adjacent row, is at a side of a machine body which moves forward, so that, the flexible container bag contacts the machine body, the flexible container bag is torn and root crops are scattered in the farm field, therefore proper harvesting work cannot be performed.SOLUTION: There is provided a root crop harvester comprising: a travel part A for causing a machine body to travel; a steering part; a harvesting part C for harvesting root crops from a farm field; and a storage part E for storing the harvested root crops. The storage part E comprises a mount base 26 for mounting thereon, a storage member 22 which stores the root crops transported from the harvesting part C. The harvester further has an actuation mechanism 25 by which, a suspension hanger 24 for suspending the storage member 22 is moved vertically and laterally, and the storage member 22 is lowered to the farm field in outside of the machine body lateral direction.SELECTED DRAWING: Figure 2

Description

本発明は、圃場から作物を採ってフレコンバッグ等の収容部材に収容する根菜類収穫機に関するものである。 The present invention relates to a root vegetable harvester that takes crops from a field and stores them in a storage member such as a flexible container bag.

従来、引抜搬送装置で圃場から根菜類を引抜き搬送し、選別搬送装置の搬送終端部に設けたフレコンバッグで根菜類を収容する根菜類収穫機がある(たとえば、特許文献1参照)。 Conventionally, there is a root vegetable harvester in which root vegetables are drawn and transported from a field by a pull-out transport device and the root vegetables are stored in a flexible container bag provided at the transport end of the sorting and transport device (see, for example, Patent Document 1).

特開2011-115069号公報Japanese Unexamined Patent Publication No. 2011-115069

しかしながら、根菜類が満杯になったフレコンバッグを機体後方に向けて圃場に降ろすので、機体を旋回させて隣接条の作物を収穫する際に圃場に降ろされたフレコンバッグが進行する機体のすぐ側方にあり、フレコンバッグが傾いたり機体が少し蛇行したりすると、機体にフレコンバッグが接触してフレコンバッグが破れて根菜類が圃場に散乱して適正な収穫作業が行なえなくなるような事態が発生する恐れがある。 However, since the FIBC bag full of root vegetables is dropped onto the field toward the rear of the aircraft, the FIBC bag that was unloaded on the field when turning the aircraft and harvesting the crops of the adjacent strips is on the immediate side of the aircraft. If the FIBC bag is tilted or the FIBC bag is slightly meandering, the FIBC bag will come into contact with the FIBC bag and the FIBC bag will be torn, and root vegetables will be scattered in the field, making proper harvesting impossible. There is a risk of doing.

本発明は、上記に鑑みてなされたものであって、圃場に降ろしたフレコンバッグ等の収容部材に機体が接触することを回避した根菜類収穫機を提供することを目的とする。 The present invention has been made in view of the above, and an object of the present invention is to provide a root vegetable harvester that prevents the airframe from coming into contact with a storage member such as a flexible container bag that has been unloaded in the field.

請求項1記載の発明は、機体を走行させる走行部Aと操縦部Bと圃場から根菜類を収穫する収穫部Cと収穫した根菜類を収容する収容部Eを装備した根菜類収穫機において、該収容部Eに、収穫部Cから搬送された根菜類を収納する収容部材22を載置する載置台26を設けると共に、収容部材22を吊り下げる吊り下げハンガー24を上下動及び左右動し、収容部材22を機体左右方向外側の圃場に降ろす作動機構25を設けた根菜類収穫機である。 The invention according to claim 1 is a root vegetable harvester equipped with a traveling unit A for traveling the aircraft, a control unit B, a harvesting unit C for harvesting root vegetables from a field, and a storage unit E for accommodating the harvested root vegetables. The accommodating portion E is provided with a mounting table 26 on which the accommodating member 22 for accommodating the root vegetables transported from the harvesting portion C is placed, and the hanging hanger 24 for suspending the accommodating member 22 is moved up and down and left and right. It is a root vegetable harvester provided with an operating mechanism 25 for lowering the accommodating member 22 to the field outside in the left-right direction of the machine.

請求項1記載の発明によれば、収容部Eに収穫部Cから搬送された根菜類を収納する収容部材22を載置する載置台26を設けると共に、収容部材22を吊り下げる吊り下げハンガー24を上下動及び左右動し、収容部材22を機体左右方向外側の圃場に降ろす作動機構25を設けたので、載置台26に載置された収容部材22を作動機構25にて吊り上げて、機体左右方向外側の位置で圃場に降ろすことができ、圃場に降ろされた収容部材22が傾いたり機体が多少蛇行したりしても、機体に収容部材22が接触することを回避でき、良好で適切な収穫作業を行なうことができる。 According to the invention according to claim 1, the accommodating portion E is provided with a mounting table 26 for accommodating the accommodating member 22 for accommodating the root vegetables conveyed from the harvesting portion C, and the hanging hanger 24 for suspending the accommodating member 22. Since the actuating mechanism 25 is provided to move the accommodating member 22 up and down and left and right to lower the accommodating member 22 to the field outside in the left-right direction of the machine body, the accommodating member 22 mounted on the mounting table 26 is lifted by the actuating mechanism 25 to the left and right of the machine body. It can be unloaded to the field at a position outside the direction, and even if the accommodating member 22 unloaded in the field is tilted or the aircraft is slightly meandering, it is possible to prevent the accommodating member 22 from coming into contact with the aircraft, which is good and appropriate. Harvesting work can be done.

請求項2記載の発明は、作動機構25を機、体フレーム1の機体左側端部に下端が機体前後方向の枢支軸27にて回動自在に支持されたL字状の作動フレーム28と、機体に基部が枢支され先端が作動フレーム28中途部に連結された作動用アクチュエータ30と、作動フレーム28の右端部に設けられその下端に吊り下げハンガー24が装着された回動アーム機構31にて構成した請求項1記載の根菜類収穫機である。 The invention according to claim 2 comprises an actuating mechanism 25 as an L-shaped actuating frame 28 whose lower end is rotatably supported by a pivot shaft 27 in the front-rear direction of the airframe at the left end of the airframe of the airframe 1. An actuating actuator 30 whose base is pivotally supported by the machine body and whose tip is connected to the middle part of the actuating frame 28, and a rotary arm mechanism 31 which is provided at the right end of the actuating frame 28 and has a hanging hanger 24 attached to the lower end thereof. The root vegetable harvester according to claim 1, which is configured in the above.

請求項3記載の発明は、機体左右一側に収穫部Cを設け、機体左右他側に収容部Eを設け、収穫部Cから収容部Eに向けて左右方向に選別搬送部Dを設け、該選別搬送部Dに収容部E側の右端部側が上下動する可動搬送コンベア21bを設け、作動フレーム28の下端を、収穫部C左外側の機体フレーム1に機体前後方向の枢支軸27にて回動自在に支持するとともに、作動フレーム28を、その下端から収穫部C左外側を上方に延び、更に、収穫部C上方を右方に延びて機体右側上方まで至る構成とし、該作動フレーム28の右側部と可動搬送コンベア21b右端部を連結杆32で連結した請求項2記載の根菜類収穫機である。 In the invention according to claim 3, the harvesting unit C is provided on one side of the left and right sides of the machine, the accommodating unit E is provided on the other side of the left and right sides of the machine, and the sorting and transporting unit D is provided in the left-right direction from the harvesting unit C toward the accommodating unit E. The sorting and transporting unit D is provided with a movable transporting conveyor 21b whose right end side on the accommodating portion E side moves up and down, and the lower end of the operating frame 28 is attached to the machine frame 1 on the left outer side of the harvesting part C and the pivot shaft 27 in the front-rear direction of the machine. The operating frame 28 is configured to be rotatably supported and extend upward from the lower end of the harvesting portion C to the upper left side of the harvesting portion C, and further extend upward to the right of the harvesting portion C to reach the upper right side of the machine body. The root vegetable harvester according to claim 2, wherein the right side portion of 28 and the right end portion of the movable transfer conveyor 21b are connected by a connecting rod 32.

請求項4記載の発明は、回動アーム機構31を、作動フレーム28右端部に機体前後方向の枢支軸33で回動自在に支持された回動アーム34と、作動フレーム28右端部に基部が枢支され先端が回動アーム34に連結した回動用アクチュエータ35にて構成し、該回動アーム34の下端部に吊り下げハンガー24を装着した請求項2または請求項3記載の根菜類収穫機である。 According to the fourth aspect of the present invention, the rotating arm mechanism 31 is rotatably supported by a pivot shaft 33 in the front-rear direction of the machine body at the right end of the operating frame 28, and a base at the right end of the operating frame 28. 2. The root vegetable harvesting according to claim 2 or 3, wherein the rotation actuator 35 is pivotally supported and the tip is connected to the rotation arm 34, and a hanging hanger 24 is attached to the lower end of the rotation arm 34. It is a machine.

請求項5記載の発明は、回動アーム34を枢支軸33にて機体内側に閉じて吊り下げハンガー24が載置台26上方に位置する状態で、可動搬送コンベア21bの上下動する枢支点Pを中心とする吊り下げハンガー24左右中心の軌跡半径R1と枢支軸27を中心とする吊り下げハンガー24左右中心の軌跡半径R2を略近似させた請求項4に記載の根菜類収穫機である。 In the invention according to claim 5, the pivot point P that moves up and down of the movable transfer conveyor 21b in a state where the rotation arm 34 is closed inside the machine body by the pivot shaft 33 and the hanging hanger 24 is located above the mounting table 26. The root vegetable harvester according to claim 4, wherein the hanging hanger 24 centered on the left and right center locus radius R1 and the left and right center locus radius R2 of the hanging hanger 24 centered on the pivot shaft 27 are substantially approximated. ..

請求項6記載の発明は、可動搬送コンベア21bの最上昇位置及び最下降位置で軌跡半径R1と軌跡半径R2は交差し、可動搬送コンベア21bの最上昇位置と最下降位置の中間位置で軌跡半径R2は軌跡半径R1の内側に位置する請求項5に記載の根菜類収穫機である。 In the invention according to claim 6, the locus radius R1 and the locus radius R2 intersect at the highest and lowest positions of the movable transport conveyor 21b, and the locus radius is at an intermediate position between the highest and lowest positions of the movable transport conveyor 21b. R2 is the root vegetable harvester according to claim 5, which is located inside the locus radius R1.

本発明によれば、載置台に載置された収容部材を作動機構にて吊り上げて、機体左右方向外側の位置で圃場に降ろすことができるので、圃場に降ろされた収容部材が傾いたり機体が多少蛇行したりしても、機体に収容部材が接触することを回避でき、良好で適切な収穫作業を行なうことができる。 According to the present invention, the accommodating member mounted on the mounting table can be lifted by the operating mechanism and lowered to the field at a position on the outer side in the left-right direction of the machine body. Even if it meanders a little, it is possible to prevent the accommodating member from coming into contact with the machine, and it is possible to carry out good and appropriate harvesting work.

本発明の一実施例の人参収穫機の平面図である。It is a top view of the carrot harvester of one Example of this invention. 同人参収穫機の作用説明用背面図である。It is a rear view for explaining the operation of a carrot harvester. 同人参収穫機の側面図である。It is a side view of a carrot harvester.

本発明の実施の形態の一実施例として示す根菜類収穫機の一種である人参収穫機を説明する。以下においては、機体の前進方向を基準に、前後、左右と謂う。
<全体構成>
人参収穫機は、機体を走行させる走行部Aと、操縦者が搭乗する操縦部Bと、機体左右一側で圃場から人参を引き抜いて機体後上側に搬送する収穫部Cと、該収穫部Cから人参を引き継いで茎葉切断部にて機体後方に搬送しながら茎葉部を切断し、茎葉切断部から落下する人参を受けて残葉処理部にて人参に残った茎葉部を処理し、残葉処理部から人参を引き継いで人参を機体左右一側から左右他側へと搬送し、搬送中の人参を補助作業者が選別する選別搬送部Dと、該選別搬送部Dから排出される人参の収容部材を配置する収容部Eから構成される。
<走行部A>
機体フレーム1の下方に機体前部側の左右駆動スプロケット2,2と機体後部側の左右従動輪3,3と、該左右駆動スプロケット2,2と左右従動輪3,3との間に取り付けた複数の転輪4の周りに左右ベルト5,5を巻き掛けて左右のクローラ6L,6Rを構成する。そして、該左右クローラ6L,6Rの左右駆動スプロケット2,2を、エンジンの動力が伝動されるミッションケースから左右両側に延出させた左右ドライブシャフトに取り付け、一定の左右間隔を設けて左右クローラ6L,6Rを該機体フレーム1に取り付ける。
<操縦部B>
前記機体フレーム1の右側上部に操縦部フレーム7を取り付け、該操縦部フレーム7には操縦座席8を取り付けると共に、機体前側に操縦パネル9を取り付ける。そして、該操縦パネル9に機体の前後進及び走行速度を切り換える変速操作レバー10を取り付けると共に、機体の左右旋回操作及び収穫部Cの作業高さを操作する昇降操作レバー11を取り付ける。
A carrot harvester, which is a kind of root vegetable harvester shown as an example of the embodiment of the present invention, will be described. In the following, it is referred to as front / rear and left / right with respect to the forward direction of the aircraft.
<Overall configuration>
The carrot harvester includes a traveling unit A for traveling the aircraft, a control unit B on which the operator is boarded, a harvesting unit C for pulling out carrots from the field on one side of the left and right sides of the aircraft and transporting them to the upper rear side of the aircraft, and the harvesting unit C. The carrots are taken over from the carrots and transported to the rear of the machine at the foliage cutting part, and the foliage parts are cut. The sorting and transporting unit D, which takes over the carrots from the processing unit and transports the carrots from one side of the machine to the left and right, and the auxiliary worker sorts the carrots being transported, and the carrots discharged from the sorting and transporting unit D. It is composed of an accommodating portion E in which an accommodating member is arranged.
<Running part A>
It was attached below the fuselage frame 1 between the left and right drive sprockets 2 and 2 on the front side of the fuselage, the left and right driven wheels 3 and 3 on the rear side of the fuselage, and the left and right drive sprockets 2 and 2 and the left and right driven wheels 3, 3. The left and right belts 5 and 5 are wound around the plurality of wheels 4 to form the left and right crawlers 6L and 6R. Then, the left and right drive sprockets 2 and 2 of the left and right crawlers 6L and 6R are attached to the left and right drive shafts extending to both the left and right sides from the mission case to which the power of the engine is transmitted, and the left and right crawlers 6L are provided with a constant left and right interval. , 6R are attached to the machine frame 1.
<Control section B>
The control frame 7 is attached to the upper right side of the fuselage frame 1, the control seat 8 is attached to the control frame 7, and the control panel 9 is attached to the front side of the fuselage. Then, the speed change operation lever 10 for switching the forward / backward movement and the traveling speed of the machine body is attached to the control panel 9, and the elevating operation lever 11 for operating the left / right turning operation of the machine body and the working height of the harvesting portion C is attached.

また、前記操縦部フレーム7の機体左右他側(機体右側)にエンジンを冷却するラジエータ(図示省略)を保護すると共に冷却風を取り込むラジエータカバー12を着脱自在に取り付けることにより。操縦部Bが構成される。 Further, by detachably attaching a radiator cover 12 that protects the radiator (not shown) for cooling the engine and takes in the cooling air on the left and right sides of the control unit frame 7 (on the right side of the machine). The control unit B is configured.

上記構成により、変速操作レバー10や昇降操作レバー11のような、1本で複数の操作を行える操縦部材を設けることによって、機体の操縦が容易になるため操縦者の作業を軽減することができる。
<収穫部C>
左右引抜フレーム13,13の機体前側に左右従動プーリを回転自在に装着し、機体後側に左右駆動プーリを装着し、該左右従動プーリと左右駆動プーリとの間に人参を引き抜き機体後部へと搬送する左右挟持搬送ベルトを巻き掛けると共に、複数のテンションローラによって該左右挟持搬送ベルトを張圧し、左右挟持搬送ベルトの機体内側面を互いに圧接させて人参の引抜搬送経路Rを構成する。そして、前記機体フレーム1の上方に左右横軸を回動支点として上下方向に回動自在な回動フレームを取り付け、該回動フレームの後端部に前記左右駆動プーリに駆動力を伝動する伝動ケースを回動支点を中心として上下回動自在に取り付ける。また、前記機体フレーム1と回動フレームとを昇降シリンダで連結し、該昇降シリンダを操縦部Bで操作可能に取り付けて引抜搬送装置17を構成する。
With the above configuration, by providing a control member such as the speed change operation lever 10 and the elevating operation lever 11 that can perform a plurality of operations with one, the operation of the airframe can be facilitated and the work of the operator can be reduced. ..
<Harvesting Department C>
The left and right driven pulleys are rotatably mounted on the front side of the left and right driven frames 13 and 13, and the left and right drive pulleys are mounted on the rear side of the machine. The left and right pinching transport belts to be transported are wound, and the left and right pinching transport belts are tensioned by a plurality of tension rollers, and the side surfaces of the left and right pinching transport belts are pressed against each other to form a carrot extraction transport path R. Then, a rotating frame that can rotate in the vertical direction is attached above the machine frame 1 with the left and right horizontal axes as rotation fulcrums, and a transmission force is transmitted to the left and right drive pulleys at the rear end of the rotating frame. The case is mounted so that it can rotate up and down around the rotation fulcrum. Further, the machine frame 1 and the rotating frame are connected by an elevating cylinder, and the elevating cylinder is operably attached by the control unit B to form a pull-out transfer device 17.

また、該引抜搬送装置17の前方に人参の茎葉部を引き起こす縦引起し装置18と、該縦引起し装置18が引起した茎葉部を掬い上げる横引起し装置と、該横引起し装置の前部に設ける分草杆20と、引抜搬送装置17の下り過ぎを防止する回転自在なゲージ輪と、前記エンジンの駆動力で往復振動して土中の人参の左右の土を解す左右振動ソイラとを設ける。 Further, a vertical raising device 18 that causes a carrot foliage portion in front of the pull-out transport device 17, a horizontal raising device that scoops up the foliage portion raised by the vertical raising device 18, and a horizontal raising device in front of the horizontal raising device. A weed basin 20 provided in the section, a rotatable gauge wheel that prevents the pull-out transfer device 17 from descending too much, and a left-right vibration soyra that reciprocates with the driving force of the engine to loosen the left and right soil of carrots in the soil. Is provided.

そして、前記引抜搬送通路Rの下方に引抜搬送装置17で搬送中の人参のひげ根を切断する尻尾切装置を取り付けて、収穫部Cを構成する。 Then, a tail cutting device for cutting the beard root of the carrot being transported by the pull-out transport device 17 is attached below the pull-out transport passage R to form the harvesting portion C.

上記構成により、機体前側に分草杆20を備える横引起し装置と、縦引起し装置18を設けることによって、圃場に倒伏した人参の茎葉を掻き上げながら収穫作業ができ、収穫する人参の視認性が向上するので引き抜き位置が合わせやすく、作物の抜き残しが減少するため作業能率が向上する。 With the above configuration, by providing a horizontal raising device equipped with a weed basin 20 on the front side of the machine and a vertical raising device 18, harvesting work can be performed while scraping up the foliage of carrots lying down in the field, and the carrots to be harvested can be visually recognized. Since the properties are improved, it is easy to adjust the pulling position, and the work efficiency is improved because the amount of leftover crops is reduced.

また、人参に左右振動ソイラ等が接触して傷つくことを防止できるので、人参の商品価値が向上する。 In addition, since it is possible to prevent the carrot from being damaged by contact with the left-right vibrating soyra or the like, the commercial value of the carrot is improved.

そして、機体フレーム1と左右横軸を回動支点として上下方向に回動自在な回動フレームとを昇降シリンダで連結し、昇降シリンダを操縦部Bの昇降操作レバー11を操作することによって伸縮させる構成としたことによって、昇降操作レバー11の操作により収穫部C全体の上下高さを調節することができるので、収穫部Cの引抜搬送始端部の位置を上下方向に調節しするとともに圃場に植生する人参の適切な引き抜き高さに合わせて引抜搬送始端部の位置調節を行え、人参の抜き残しが防止されるので作業能率が向上する。 Then, the machine frame 1 and the rotating frame that can rotate in the vertical direction with the left and right horizontal axes as rotation fulcrums are connected by an elevating cylinder, and the elevating cylinder is expanded and contracted by operating the elevating operation lever 11 of the control unit B. With this configuration, the vertical height of the entire harvesting section C can be adjusted by operating the elevating operation lever 11, so that the position of the pull-out transport starting end portion of the harvesting section C can be adjusted in the vertical direction and vegetation in the field. The position of the pull-out transport start end can be adjusted according to the appropriate pull-out height of the carrots, and the work efficiency is improved because the carrots are prevented from being left behind.

また、旋回時に収穫部Cを上昇させておくと、収穫部Cの下端部が圃場に接触しにくくなるため、旋回動作がスムーズに行われて作業能率が向上する。
<選別搬送部D>
選別搬送部Dの選別作業用の選別搬送装置21は、収穫部Cの引抜搬送装置17の後部下方から人参を収容する収容部材であるフレコンバッグ22のある収容部Eに向けて機体左右方向に配置され、エンジンからの駆動力にて周回動する一定間隔の桟を備えるチェーンコンベアにて構成されている。なお、引抜搬送装置17にて茎葉部が挟持されて搬送してきた人参は、その茎葉部下端(人参の頭部の少し上)が茎葉切断部にて切断されて人参が下方に落下するが、該落下する人参を残葉処理部が受けて人参に残った茎葉部を処理して選別搬送部Dに搬送する。そして、選別搬送部Dの選別搬送装置21は、人参をその左端から右方(収容部E)に搬送する。
Further, if the harvesting portion C is raised during turning, the lower end portion of the harvesting portion C is less likely to come into contact with the field, so that the turning operation is smoothly performed and the work efficiency is improved.
<Sorting and transporting unit D>
The sorting and transporting device 21 for sorting work of the sorting and transporting unit D is oriented in the left-right direction of the machine from below the rear part of the pulling and transporting device 17 of the harvesting unit C toward the storage unit E having the flexible container bag 22 which is a storage member for storing carrots. It is composed of a chain conveyor that is arranged and has crosspieces at regular intervals that rotate around by the driving force from the engine. In the carrot that has been transported by the pull-out transport device 17 with the foliage portion sandwiched, the lower end of the foliage portion (slightly above the head of the carrot) is cut at the foliage cutting portion and the carrot falls downward. The remaining leaf processing unit receives the falling carrot, processes the foliage portion remaining on the carrot, and transports it to the sorting and transporting unit D. Then, the sorting and transporting device 21 of the sorting and transporting unit D transports the carrot from the left end to the right side (accommodation unit E).

また、選別搬送装置21は、収穫部Cの引抜搬送装置17の後部下方から機体右側に水平に設けられた水平搬送コンベア21aと該水平搬送コンベア21a右端部から収穫作物を引き継いで収容部Eに斜め右上方に向けて搬送する可動搬送コンベア21bから構成される。 Further, the sorting and transporting device 21 takes over the harvested crops from the horizontal transport conveyor 21a provided horizontally on the right side of the machine body from the lower rear portion of the extraction and transporting device 17 of the harvesting section C and the right end of the horizontal transport conveyor 21a to the storage section E. It is composed of a movable conveyor 21b that transports the conveyor diagonally upward to the right.

可動搬送コンベア21bは、水平搬送コンベア21a右端部から収穫作物を引き継ぐ左端部が枢支軸で回動自在に支持されている。 In the movable conveyor 21b, the left end portion that takes over the harvested crop from the right end portion of the horizontal transport conveyor 21a is rotatably supported by a pivot shaft.

そして、該可動搬送コンベア21bの機体後方側に補助作業座席23が設けられており、該補助作業座席23に着座した作業者が可動搬送コンベア21bにて送られてくる人参のなかから商品にならないもの(小さい人参や異形の人参)を取り出して、適正な商品価値のある人参のみを収容部Eに送るようにする。
<収容部E>
収容部Eは、フレコンバッグ22を吊り下げる吊り下げハンガー24を上下動及び左右動する作動機構25と該吊り下げハンガー24に吊り下げられたフレコンバッグ22を載置する載置台26により構成されている。
An auxiliary work seat 23 is provided on the rear side of the movable transport conveyor 21b, and the worker seated on the auxiliary work seat 23 is not a product among the carrots sent by the movable transport conveyor 21b. Take out things (small carrots and irregular carrots) and send only carrots with appropriate commercial value to the storage unit E.
<Accommodation section E>
The accommodating portion E is composed of an operating mechanism 25 that moves the hanging hanger 24 that suspends the flexible container bag 22 up and down and left and right, and a mounting table 26 on which the flexible container bag 22 suspended from the hanging hanger 24 is placed. There is.

作動機構25は、機体フレーム1の機体左側端部に下端が機体前後方向の枢支軸27にて回動自在に支持されたL字状の作動フレーム28と、機体フレーム1に基部が固定された支持フレーム29上端部に基部が枢支され先端が作動フレーム28中途部に連結された作動用アクチュエータとしての作動用電動シリンダ30と、作動フレーム28の右端部に設けられその下端に吊り下げハンガー24が装着された回動アーム機構31から構成される。 The actuating mechanism 25 has an L-shaped actuating frame 28 whose lower end is rotatably supported by a pivot shaft 27 in the front-rear direction of the airframe at the left end of the airframe 1 and a base fixed to the airframe frame 1. An actuating electric cylinder 30 as an actuating actuator whose base is pivotally supported at the upper end of the support frame 29 and whose tip is connected to the midway of the actuating frame 28, and a hanging hanger provided at the right end of the actuating frame 28 and suspended at the lower end thereof. It is composed of a rotating arm mechanism 31 to which 24 is mounted.

作動フレーム28は、収穫部C左外側の機体フレーム1に下端が機体前後方向の枢支軸27にて回動自在に支持され、収穫部C左外側を上方に延び、更に、収穫部C上方を右方に延びて機体右側上方まで至る。また、作動フレーム28の右側部と可動搬送コンベア21b右端部を連結杆32で連結している。 The lower end of the operating frame 28 is rotatably supported by the machine frame 1 on the left outer side of the harvesting section C by a pivot shaft 27 in the front-rear direction of the machine, extends upward on the left outer side of the harvesting section C, and further above the harvesting section C. To the right and to the upper right side of the aircraft. Further, the right side portion of the operating frame 28 and the right end portion of the movable conveyor 21b are connected by a connecting rod 32.

回動アーム機構31は、作動フレーム28右端部に機体前後方向の枢支軸33で回動自在に支持された前後回動アーム34と、作動フレーム28右端上部に基部が枢支され先端が前後回動アーム34に連結されて前後回動アーム34を機体左右方向に回動させる回動用アクチュエータとしての回動用電動シリンダ35から構成される。前後回動アーム34の下端部に各々前後吊り下げハンガー24が装着されている。 The rotating arm mechanism 31 has a front-rear rotating arm 34 rotatably supported by a pivot shaft 33 in the front-rear direction of the machine body at the right end of the operating frame 28, and a base is pivotally supported at the upper right end of the operating frame 28 and the tip is front-rear. It is composed of a rotating electric cylinder 35 as a rotating actuator connected to the rotating arm 34 to rotate the front-rear rotating arm 34 in the left-right direction of the machine body. Front and rear hanging hangers 24 are attached to the lower ends of the front and rear rotation arms 34, respectively.

そして、補助作業座席23近傍に十字方向操作レバーが設けられており、該十字方向操作レバーを作業者が前に操作すると作動用電動シリンダ30が伸長して作動フレーム28が枢支軸27にて矢印(イ)方向に回動して作動フレーム28右端が上動し、連結杆32を介して可動搬送コンベア21bが枢支軸回りに回動して上昇すると共に、回動アーム機構31を介して吊り下げハンガー24も上動する。 A cross-shaped operating lever is provided in the vicinity of the auxiliary work seat 23, and when the operator operates the cross-shaped operating lever forward, the operating electric cylinder 30 is extended and the operating frame 28 is moved by the pivot shaft 27. Rotating in the direction of the arrow (a), the right end of the operating frame 28 moves upward, the movable transport conveyor 21b rotates around the pivot shaft via the connecting lever 32 and rises, and at the same time, via the rotating arm mechanism 31. The hanging hanger 24 also moves upward.

該十字方向操作レバーを作業者が後に操作すると作動用電動シリンダ30が縮小して作動フレーム28が枢支軸27にて矢印(ロ)方向に回動して作動フレーム28右端が下動し、連結杆32を介して可動搬送コンベア21bが枢支軸回りに回動して下降すると共に、回動アーム機構31を介して吊り下げハンガー24も下動する。 When the operator later operates the cross-direction operating lever, the operating electric cylinder 30 contracts, the operating frame 28 rotates in the arrow (b) direction on the pivot shaft 27, and the right end of the operating frame 28 moves downward. The movable conveyor 21b rotates around the pivot shaft and descends via the connecting lever 32, and the hanging hanger 24 also moves downward via the rotating arm mechanism 31.

該十字方向操作レバーを作業者が左に操作すると回動用電動シリンダ35が伸長して回動アーム34が枢支軸33にて矢印(ハ)方向に回動して回動アーム34が機体内側に閉じ、吊り下げハンガー24が載置台26上方に位置する。 When the operator operates the cross-direction operating lever to the left, the rotating electric cylinder 35 extends, the rotating arm 34 rotates in the direction of the arrow (c) on the pivot shaft 33, and the rotating arm 34 is inside the machine body. The hanging hanger 24 is located above the mounting table 26.

該十字方向操作レバーを作業者が右に操作すると回動用電動シリンダ35が縮小して回動アーム34が枢支軸33にて矢印(二)方向に回動して回動アーム34が機体外側に開き、吊り下げハンガー24が載置台26右外側方に位置する。 When the operator operates the cross-direction operating lever to the right, the rotating electric cylinder 35 contracts, the rotating arm 34 rotates in the arrow (2) direction on the pivot shaft 33, and the rotating arm 34 is on the outside of the machine body. The hanging hanger 24 is located on the right outer side of the mounting table 26.

なお、回動アーム34が枢支軸33にて矢印(ハ)-(二)方向に回動する際には、吊り下げハンガー24は略水平左右動する。 When the rotating arm 34 rotates in the arrow (c)-(2) directions on the pivot shaft 33, the hanging hanger 24 moves substantially horizontally and horizontally.

また、作動フレーム28の枢支軸27は、可動搬送コンベア21bの枢支点Pよりも機体左外側且つ下方に位置する。 Further, the pivot shaft 27 of the operating frame 28 is located on the left outer side and the lower side of the machine body than the pivot point P of the movable conveyor 21b.

そして、回動アーム34を枢支軸33にて矢印(ハ)方向に回動して機体内側に閉じて吊り下げハンガー24が載置台26上方に位置する状態で、作動フレーム28を枢支軸27にて矢印(イ)-(ロ)方向に回動させて連結杆32を介して可動搬送コンベア21bを上下動し且つ回動アーム機構31を介して吊り下げハンガー24を上下動する際に、可動搬送コンベア21bの上下動する枢支点Pを中心とする吊り下げハンガー24左右中心の軌跡半径R1と枢支軸27を中心とする吊り下げハンガー24左右中心の軌跡半径R2は略近似している。従って、吊り下げハンガー24を上下動しても、可動搬送コンベア21bの上端の人参放出口と吊り下げハンガー24に吊り下げられたフレコンバッグ22の上部開口部との位置関係が同じで、可動搬送コンベア21bの上端の人参放出口から吊り下げハンガー24に吊り下げられたフレコンバッグ22の上部開口部に人参を放出する際に人参が零れ落ちることがない。 Then, the rotating arm 34 is rotated in the direction of the arrow (c) by the pivot shaft 33, closed inside the machine body, and the operating frame 28 is pivotally supported while the hanging hanger 24 is located above the mounting table 26. When the movable transport conveyor 21b is moved up and down via the connecting rod 32 and the hanging hanger 24 is moved up and down via the rotation arm mechanism 31 by rotating in the arrow (a)-(b) directions at 27. , The locus radius R1 at the center of the left and right of the hanging hanger 24 centered on the pivot point P that moves up and down of the movable transfer conveyor 21b and the locus radius R2 of the center of the left and right of the hanging hanger 24 centered at the pivot shaft 27 are approximately approximate. There is. Therefore, even if the hanging hanger 24 is moved up and down, the positional relationship between the carrot discharge port at the upper end of the movable transport conveyor 21b and the upper opening of the flexible container bag 22 suspended from the hanging hanger 24 is the same, and the movable transport is movable. When the carrots are discharged from the carrot discharge port at the upper end of the conveyor 21b to the upper opening of the flexible container bag 22 suspended from the hanging hanger 24, the carrots do not spill.

また、可動搬送コンベア21bの最上昇位置及び最下降位置で前記軌跡半径R1と軌跡半径R2は交差し、可動搬送コンベア21bの最上昇位置と最下降位置の中間位置で軌跡半径R2は軌跡半径R1の内側を通る。従って、吊り下げハンガー24の上動途中では吊り下げハンガー24が機体内側に寄りフレコンバッグ22の偏りを防止し、最上昇位置でフレコンバッグ22に人参が満杯になる時に人参がこぼれにくい。 Further, the locus radius R1 and the locus radius R2 intersect at the highest and lowest positions of the movable conveyor 21b, and the locus radius R2 is the locus radius R1 at an intermediate position between the highest and lowest positions of the movable conveyor 21b. Pass inside. Therefore, during the upward movement of the hanging hanger 24, the hanging hanger 24 moves toward the inside of the machine body to prevent the flexible container bag 22 from being biased, and the carrots are less likely to spill when the flexible container bag 22 is full of carrots at the highest position.

また、回動アーム34を枢支軸33にて矢印(ハ)方向に回動して機体内側に閉じて吊り下げハンガー24が載置台26上方に位置する状態で吊り下げハンガー24を最下動した時、吊り下げハンガー24は、右外側が高くなるように傾斜姿勢となり、吊り下げハンガー24に吊り下げたフレコンバッグ22の右外側内面が可動搬送コンベア21b上端の人参放出部に対して人参を受け止めるような形状となるので、人参の飛び出しが防止できる。また、吊り下げハンガー24を最下動位置から上動するにつれて徐々に吊り下げハンガー24は水平となり、吊り下げハンガー24からフレコンバッグ22を外す作業が容易である。 Further, the rotating arm 34 is rotated in the direction of the arrow (c) by the pivot shaft 33, closed inside the machine body, and the hanging hanger 24 is moved downward in a state where the hanging hanger 24 is located above the mounting table 26. At that time, the hanging hanger 24 is in an inclined posture so that the right outer side is raised, and the inner right outer surface of the frecon bag 22 suspended from the hanging hanger 24 puts carrots on the carrot discharge portion at the upper end of the movable transport conveyor 21b. Since it has a shape that catches it, it is possible to prevent carrots from popping out. Further, as the hanging hanger 24 is moved upward from the lowest moving position, the hanging hanger 24 gradually becomes horizontal, and the work of removing the flexible container bag 22 from the hanging hanger 24 is easy.

また、吊り下げハンガー24の4つのフック24aは、フレコンバッグ22の上端縁部の係止孔に各々引っ掛けてフレコンバッグ22を吊下げ支持する。該フック24aは、操作部24bと一体形成されて操作部24b基部が吊り下げハンガー24に枢支されてフック24aが操作部24bの操作で係合又は開放作動する。 Further, the four hooks 24a of the hanging hanger 24 are hooked on the locking holes at the upper end edge of the flexible container bag 22 to suspend and support the flexible container bag 22. The hook 24a is integrally formed with the operation portion 24b, the base of the operation portion 24b is pivotally supported by the hanging hanger 24, and the hook 24a is engaged or disengaged by the operation of the operation portion 24b.

フック24aと操作部24bは、内側に屈曲したく字状に形成されていて、フック24aに吊るされたフレコンバッグ22の上部開口の縛り口部周囲に通されたゴム紐を該4つのフック24aの内側に屈曲したく字状部分に縛ると開口部内面を高く保持できて、人参のこぼれを防止できる。
<人参の収穫作業>
先ず、図2に示すように、十字方向操作レバーを操作して、回動アーム34を枢支軸33にて矢印(ハ)方向に回動して機体内側に閉じて吊り下げハンガー24が載置台26上方に位置する状態で吊り下げハンガー24及び可動搬送コンベア21bを最下降位置(P1)にする。
The hook 24a and the operation portion 24b are formed in a dogleg shape that is bent inward, and the four hooks 24a are made of rubber cords that are passed around the binding opening of the upper opening of the flexible container bag 22 suspended from the hook 24a. By tying it to the inwardly bent dogleg-shaped part, the inner surface of the opening can be kept high and the spill of carrots can be prevented.
<Carrot harvesting work>
First, as shown in FIG. 2, by operating the cross-direction operation lever, the rotating arm 34 is rotated in the direction of the arrow (c) by the pivot shaft 33, closed inside the machine body, and the hanging hanger 24 is mounted. The hanging hanger 24 and the movable conveyor 21b are set to the lowest position (P1) while being located above the stand 26.

吊り下げハンガー24の各フック24aにフレコンバッグ22の上端縁部の係止孔を各々引っ掛けてフレコンバッグ22を吊下げ、フレコンバッグ22の底が載置台26に受けられた状態とする。 A locking hole at the upper end edge of the flexible container bag 22 is hooked on each hook 24a of the hanging hanger 24 to suspend the flexible container bag 22, and the bottom of the flexible container bag 22 is received by the mounting table 26.

そして、操縦座席8に着座した操縦者が人参収穫機を進行させて、収穫部Cの引抜搬送装置17の引抜搬送経路R前端を圃場の人参条に合わせた後に昇降操作レバー11を操作して収穫部Cを下降させ、掘取りクラッチを「入」にして各部を駆動させて前進する。すると、分草杆20や縦引起し装置18や横引起し装置にて人参の茎葉を掻き上げて引抜搬送装置17の引抜搬送経路Rに人参の茎葉が挟持され、左右振動ソイラにて人参の側方及び下方の土をほぐして、人参は引抜搬送装置17にて挟持されて引き抜かれて、後方上方に搬送される。 Then, the operator seated in the control seat 8 advances the carrot harvester, aligns the front end of the pull-out transport path R of the pull-out transport device 17 of the harvesting unit C with the carrot strip in the field, and then operates the elevating operation lever 11. The harvesting section C is lowered, the excavation clutch is set to "on", and each section is driven to move forward. Then, the carrot foliage is scraped up by the weed 杆 20, the vertical raising device 18, and the horizontal raising device, and the carrot foliage is sandwiched in the pull-out transport path R of the pull-out transport device 17, and the carrot foliage is sandwiched by the left-right vibration soyra. After loosening the soil on the sides and below, the carrot is sandwiched and pulled out by the drawing and transporting device 17, and is transported to the rear and upper side.

そして、引抜搬送装置17にて茎葉部が挟持されて搬送してきた人参は、その茎葉部下端(人参の頭部の少し上)が茎葉切断部にて切断されて人参が下方に落下するが、該落下する人参は残葉処理部が受けて人参に残った茎葉部を処理して選別搬送部Dに搬送される。そして、人参は、選別搬送部Dの可動搬送コンベア21bにてその左端から右方(収容部E)に搬送される。 Then, in the carrot that has been transported with the foliage portion sandwiched by the pull-out transport device 17, the lower end of the foliage portion (slightly above the head of the carrot) is cut at the foliage cutting portion and the carrot falls downward. The falling carrot is received by the residual leaf processing unit, and the foliage portion remaining on the carrot is processed and transported to the sorting and transporting unit D. Then, the carrot is conveyed from the left end to the right (accommodation portion E) by the movable conveyor 21b of the sorting and conveying unit D.

そして、可動搬送コンベア21bの機体後方側の補助作業座席23に着座した作業者が可動搬送コンベア21bにて送られてくる人参のなかから商品にならないもの(小さい人参や異形の人参)を取り出し、商品価値のある人参のみが収容部Eに送られる。 Then, the worker seated on the auxiliary work seat 23 on the rear side of the movable transport conveyor 21b takes out the carrots that cannot be commercialized (small carrots or irregularly shaped carrots) from the carrots sent by the movable transport conveyor 21b. Only carrots of commercial value are sent to containment E.

可動搬送コンベア21bにて右端に送られてきた人参は、可動搬送コンベア21b右端の吊り下げハンガー24の各フック24aに吊下げられたフレコンバッグ22内に落下して収納される。 The carrots sent to the right end of the movable transfer conveyor 21b are dropped and stored in the flexible container bag 22 suspended from each hook 24a of the hanging hanger 24 at the right end of the movable transfer conveyor 21b.

そして、フレコンバッグ22内に収納された人参の量が多くなるにつれて、補助作業座席23に着座した作業者が十字方向操作レバーを操作して吊り下げハンガー24及び可動搬送コンベア21bを順次上昇させる。 Then, as the amount of carrots stored in the flexible container bag 22 increases, the worker seated in the auxiliary work seat 23 operates the cross-direction operation lever to sequentially raise the hanging hanger 24 and the movable conveyor 21b.

そして、フレコンバッグ22内に人参が満杯になるまで吊り下げハンガー24及び可動搬送コンベア21bを上昇させると、操縦者は機体の駆動を停止して停車する。 Then, when the hanging hanger 24 and the movable conveyor 21b are raised until the carrots are full in the flexible container bag 22, the operator stops driving the aircraft and stops.

そして、十字方向操作レバーを前に操作して、作動用電動シリンダ30を伸長させて吊り下げハンガー24及び可動搬送コンベア21bを最上昇位置(P2)まで上昇させて、フレコンバッグ22を載置台26上方に持ち上げる。 Then, by operating the cross-direction operation lever forward, the operating electric cylinder 30 is extended to raise the hanging hanger 24 and the movable conveyor 21b to the highest position (P2), and the flexible container bag 22 is placed on the mounting table 26. Lift upwards.

そして、十字方向操作レバーを右に操作して回動用電動シリンダ35を縮小して回動アーム34を機体外側に開き、吊り下げハンガー24に吊り下げられたフレコンバッグ22を載置台26の右外側方位置(P3)まで移動させる。 Then, the cross-direction operation lever is operated to the right to reduce the rotating electric cylinder 35, the rotating arm 34 is opened to the outside of the machine body, and the flexible container bag 22 suspended from the hanging hanger 24 is placed on the right outside of the mounting table 26. Move to the direction position (P3).

そして、十字方向操作レバーを後に操作して、作動用電動シリンダ30を縮小させて吊り下げハンガー24及び可動搬送コンベア21bを最下降位置(P4)まで下降させて、フレコンバッグ22を圃場に降ろす。 Then, the cross-direction operation lever is later operated to reduce the operating electric cylinder 30 to lower the hanging hanger 24 and the movable conveyor 21b to the lowest lowering position (P4), and lower the flexible container bag 22 to the field.

そして、吊り下げハンガー24の各フック24aをフレコンバッグ22の上端縁部の係止孔から外して、十字方向操作レバーを操作して吊り下げハンガー24が載置台26上方に位置する状態で吊り下げハンガー24及び可動搬送コンベア21bを最下降位置(P1)に戻す。 Then, each hook 24a of the hanging hanger 24 is removed from the locking hole at the upper end edge of the flexible container bag 22, and the hanging hanger 24 is suspended above the mounting table 26 by operating the cross-direction operation lever. The hanger 24 and the movable transfer conveyor 21b are returned to the lowest position (P1).

そして、吊り下げハンガー24の各フック24aに空のフレコンバッグ22の上端縁部の係止孔を各々引っ掛けてフレコンバッグ22を吊下げてフレコンバッグ22の底が載置台26に受けられた状態とした後に、補助作業座席23に着座する。そして、各部を駆動して機体を進行させて収穫作業を再開する。 Then, a locking hole at the upper end edge of the empty flexible container bag 22 is hooked on each hook 24a of the hanging hanger 24 to suspend the flexible container bag 22, and the bottom of the flexible container bag 22 is received by the mounting table 26. After that, the auxiliary work seat 23 is seated. Then, each part is driven to advance the machine and resume the harvesting work.

以上要するに、フレコンバッグ22を吊り下げる吊り下げハンガー24は、作動機構25により上下動及び左右動するので、吊り下げハンガー24に吊り下げられた状態で載置台26に載置されたフレコンバッグ22を作動機構25により載置台26上方に吊り上げて、載置台26の右外側方の位置で圃場に降ろすことができ、圃場に降ろされたフレコンバッグ22が傾いたり機体が多少蛇行したりしても、機体にフレコンバッグ22が接触することを回避でき、良好で適切な収穫作業を行なうことができる。 In short, since the hanging hanger 24 for suspending the flexible container bag 22 moves up and down and left and right by the operating mechanism 25, the flexible container bag 22 mounted on the mounting table 26 in a state of being suspended from the hanging hanger 24 is placed. It can be lifted above the mounting table 26 by the operating mechanism 25 and lowered to the field at the position on the right outer side of the mounting table 26. It is possible to prevent the flexible container bag 22 from coming into contact with the aircraft, and it is possible to perform good and appropriate harvesting work.

1 機体フレーム
21b 可動搬送コンベア
22 収容部材(フレコンバッグ)
24 吊り下げハンガー
25 作動機構
26 載置台
27 枢支軸
28 作動フレーム
30 作動用アクチュエータ(作動用電動シリンダ)
31 回動アーム機構
32 連結杆
33 枢支軸
34 回動アーム
35 回動用アクチュエータ(回動用電動シリンダ)
A 走行部
B 操縦部
C 収穫部
D 選別搬送部
E 収容部
P 枢支点
R1 軌跡半径
R2 軌跡半径
1 Airframe frame 21b Movable conveyor 22 Conveyor member (flexible container bag)
24 Suspended hanger 25 Acting mechanism 26 Mounting stand 27 Pivot shaft 28 Acting frame 30 Actuator for actuation (electric cylinder for actuation)
31 Rotating arm mechanism 32 Connecting rod 33 Pivot shaft 34 Rotating arm 35 Rotating actuator (electric cylinder for rotating)
A Traveling part B Steering part C Harvesting part D Sorting and transporting part E Containment part P Pivot fulcrum R1 Trajectory radius R2 Trajectory radius

Claims (6)

機体を走行させる走行部(A)と操縦部(B)と圃場から根菜類を収穫する収穫部(C)と収穫した根菜類を収容する収容部(E)を装備した根菜類収穫機において、該収容部(E)に、収穫部(C)から搬送された根菜類を収納する収容部材(22)を載置する載置台(26)を設けると共に、収容部材(22)を吊り下げる吊り下げハンガー(24)を上下動及び左右動し、収容部材(22)を機体左右方向外側の圃場に降ろす作動機構(25)を設けたことを特徴とする根菜類収穫機。 In a root vegetable harvester equipped with a traveling section (A) and a control section (B) for running the aircraft, a harvesting section (C) for harvesting root vegetables from the field, and a storage section (E) for accommodating the harvested root vegetables. The accommodating portion (E) is provided with a mounting table (26) on which an accommodating member (22) for accommodating root vegetables transported from the harvesting portion (C) is placed, and the accommodating member (22) is suspended. A root vegetable harvester characterized by providing an operating mechanism (25) for moving the hanger (24) up and down and left and right, and lowering the accommodating member (22) to the field on the outer side in the left-right direction of the machine. 作動機構(25)を、機体フレーム(1)の機体左側端部に下端が機体前後方向の枢支軸(27)にて回動自在に支持されたL字状の作動フレーム(28)と、機体に基部が枢支され先端が作動フレーム(28)中途部に連結された作動用アクチュエータ(30)と、作動フレーム(28)の右端部に設けられその下端に吊り下げハンガー(24)が装着された回動アーム機構(31)にて構成したことを特徴とする請求項1記載の根菜類収穫機。 The actuating mechanism (25) is provided with an L-shaped actuating frame (28) whose lower end is rotatably supported by a pivot shaft (27) in the front-rear direction of the airframe at the left end of the airframe (1). An actuating actuator (30) whose base is pivotally supported by the machine body and whose tip is connected to the middle part of the actuating frame (28), and a hanging hanger (24) provided at the right end of the actuating frame (28) and attached to the lower end thereof. The root vegetable harvester according to claim 1, further comprising a rotating arm mechanism (31). 機体左右一側に収穫部(C)を設け、機体左右他側に収容部(E)を設け、収穫部(C)から収容部(E)に向けて左右方向に選別搬送部(D)を設け、該選別搬送部(D)に収容部(E)側の右端部側が上下動する可動搬送コンベア(21b)を設け、作動フレーム(28)の下端を、収穫部(C)左外側の機体フレーム(1)に機体前後方向の枢支軸(27)にて回動自在に支持するとともに、作動フレーム(28)を、その下端から収穫部(C)左外側を上方に延び、更に、収穫部(C)上方を右方に延びて機体右側上方まで至る構成とし、該作動フレーム(28)の右側部と可動搬送コンベア(21b)右端部を連結杆(32)で連結したことを特徴とする請求項2記載の根菜類収穫機。 A harvesting section (C) is provided on one side of the machine, a storage section (E) is provided on the other side of the machine, and a sorting and transporting section (D) is provided in the left-right direction from the harvest section (C) to the housing section (E). A movable transport conveyor (21b) is provided in the sorting and transporting section (D) so that the right end side on the accommodating section (E) side moves up and down, and the lower end of the operating frame (28) is set on the left outer side of the harvesting section (C). The frame (1) is rotatably supported by a pivot shaft (27) in the front-rear direction of the machine, and the operating frame (28) is extended upward from the lower end to the left outer side of the harvesting portion (C), and further harvested. The structure is such that the upper part of the portion (C) extends to the right and extends to the upper right side of the machine body, and the right side portion of the operating frame (28) and the right end portion of the movable transport conveyor (21b) are connected by a connecting rod (32). The root vegetable harvester according to claim 2. 回動アーム機構(31)を、作動フレーム(28)右端部に機体前後方向の枢支軸(33)で回動自在に支持された回動アーム(34)と、作動フレーム(28)右端部に基部が枢支され先端が回動アーム(34)に連結した回動用アクチュエータ(35)にて構成し、該回動アーム(34)の下端部に吊り下げハンガー(24)を装着したことを特徴とする請求項2または請求項3記載の根菜類収穫機。 The rotating arm mechanism (31) is rotatably supported on the right end of the operating frame (28) by a pivot shaft (33) in the front-rear direction of the machine, and the right end of the operating frame (28). It is composed of a rotation actuator (35) whose base is pivotally supported and its tip is connected to a rotation arm (34), and a hanging hanger (24) is attached to the lower end of the rotation arm (34). The root vegetable harvester according to claim 2 or 3, wherein the root vegetable harvester is characterized. 回動アーム(34)を枢支軸(33)にて機体内側に閉じて吊り下げハンガー(24)が載置台(26)上方に位置する状態で、可動搬送コンベア(21b)の上下動する枢支点(P)を中心とする吊り下げハンガー(24)左右中心の軌跡半径(R1)と枢支軸(27)を中心とする吊り下げハンガー(24)左右中心の軌跡半径(R2)を略近似させたことを特徴とする請求項4に記載の根菜類収穫機。 The rotating arm (34) is closed inside the machine body by the pivot shaft (33), and the movable transfer conveyor (21b) moves up and down with the hanging hanger (24) located above the mounting table (26). Suspended hanger centered on the fulcrum (P) (24) The radius of the locus (R1) centered on the left and right and the radius of the locus (R2) centered on the left and right of the hanging hanger (24) centered on the pivot axis (27) are approximately approximated. The root vegetable harvester according to claim 4, wherein the hanger has been made to grow. 可動搬送コンベア(21b)の最上昇位置及び最下降位置で軌跡半径(R1)と軌跡半径(R2)は交差し、可動搬送コンベア(21b)の最上昇位置と最下降位置の中間位置で軌跡半径(R2)は軌跡半径(R1)の内側に位置することを特徴とする請求項5に記載の根菜類収穫機。 The locus radius (R1) and the locus radius (R2) intersect at the highest and lowest positions of the movable transport conveyor (21b), and the locus radius is at an intermediate position between the highest and lowest positions of the movable transport conveyor (21b). The root vegetable harvester according to claim 5, wherein (R2) is located inside the trajectory radius (R1).
JP2020208722A 2020-12-16 2020-12-16 Root crop harvester Pending JP2022095406A (en)

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