JPH0755665B2 - Semi-crawler type riding work machine - Google Patents

Semi-crawler type riding work machine

Info

Publication number
JPH0755665B2
JPH0755665B2 JP3091227A JP9122791A JPH0755665B2 JP H0755665 B2 JPH0755665 B2 JP H0755665B2 JP 3091227 A JP3091227 A JP 3091227A JP 9122791 A JP9122791 A JP 9122791A JP H0755665 B2 JPH0755665 B2 JP H0755665B2
Authority
JP
Japan
Prior art keywords
wheel
wheels
semi
axle
crawler
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP3091227A
Other languages
Japanese (ja)
Other versions
JPH04303079A (en
Inventor
孝 源
正人 山岸
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honda Motor Co Ltd
Original Assignee
Honda Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Priority to JP3091227A priority Critical patent/JPH0755665B2/en
Publication of JPH04303079A publication Critical patent/JPH04303079A/en
Publication of JPH0755665B2 publication Critical patent/JPH0755665B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、後輪とその後方の転輪
にクローラベルトを掛装してなるセミクローラ型乗用作
業機に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a semi-crawler type riding work machine in which a crawler belt is hung on a rear wheel and a rolling wheel behind the rear wheel.

【0002】[0002]

【従来の技術】農用トラクタ等の後輪駆動の乗用作業機
において、後輪の後方に離間して転輪を設け、この転輪
及び後輪にクローラベルトを掛装したものは、米国特許
第2,722,280号明細書により公知となってい
る。
2. Description of the Related Art In a rear-wheel-drive riding work machine such as an agricultural tractor, a rear wheel is provided with a roller separated therefrom, and a crawler belt is hung on the rear wheel and the rear wheel. It is known from the specification of 2,722,280.

【0003】[0003]

【発明が解決しようとする課題】しかしながら、転輪を
上下動可能に機体後部に支持する構造を採用していたの
で、後輪の駆動力によりクローラベルトを介して転輪が
浮き上がることがあり、農地や雪道等の軟弱地走行の際
における走破性能が低下する問題を有していた。
However, since the structure in which the rolling wheels are vertically movable is supported at the rear portion of the machine body, the driving wheels of the rear wheels may lift the rolling wheels via the crawler belt. There was a problem that the running performance deteriorates when running on soft land such as farmland and snowy roads.

【0004】そこで本発明の目的は、前輪とクローラベ
ルトとの間を大きくとり、且つ農地や雪道等の軟弱地走
行の際における転輪の浮き上がりを防止するとともに、
車輪径の変化等によっても、前輪と、後輪及び転輪によ
るクローラベルトとを確実に接地して、傾斜地等での走
破性と安定性を向上できるセミクローラ型乗用作業機を
提供することにある。
Therefore, an object of the present invention is to increase the distance between the front wheels and the crawler belt and prevent the rolling wheels from rising when traveling on soft ground such as farmland and snowy roads.
(EN) Provided is a semi-crawler type riding work machine capable of reliably grounding a front wheel and a crawler belt formed by a rear wheel and a rolling wheel even when the wheel diameter changes, etc., to improve running performance and stability on a slope. .

【0005】[0005]

【課題を解決するための手段】以上の課題を解決すべく
本発明は、トラクタ機体の後部に車幅方向へ延びたクロ
スメンバを、機体走行方向にのみ位置調整可能に取付
け、このクロスメンバの両端部に車軸支持部材を、複数
段階の揺動角に調整可能に取付け、これらの車軸支持部
材に転輪の車軸を取付け、これら車軸に取付けた転輪と
その転輪の前方に配置した後輪との間にクローラベルト
を掛け渡してなることを特徴とするセミクローラ型乗用
作業機である。
SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention is directed to a rear portion of a tractor machine body which extends in the vehicle width direction.
Attach the member so that the position can be adjusted only in the machine traveling direction.
If there are multiple axle support members on both ends of this cross member,
These axle supports are adjustably mounted to different swing angles
Attach the wheel axles to the material, and
A crawler belt between the rear wheel and the rear wheel placed in front of the wheel
A semi-crawler type riding characterized by being
It is a working machine.

【0006】[0006]

【作用】転輪の取付け高さを調整する際には、クロスメ
ンバを調整してクローラベルトを緩め、車軸支持部材の
揺動角を調整し、再びクロスメンバを調整してクローラ
ベルトを適度の張力で張る。クローラベルトを交換する
際、又はクローラベルトが伸びた際には、クロスメンバ
を調整してクローラベルトの張り量を調整する。トラク
タ機体の後部に取付けられたクロスメンバが機体走行方
向にのみ位置調整可能であり、また、クロスメンバに取
付けられた車軸支持部材が、複数段階の揺動角に調整可
能であるので、農地や雪道等の軟弱地走行の際における
転輪の浮き上がりが防止され、また、平地から傾斜地を
上る際に後輪の浮き上がりを防止され、走破性が向上す
る。
[ Operation ] When adjusting the mounting height of the roller,
The crawler belt to adjust the
Adjust the swing angle, adjust the cross member again, and adjust the crawler.
Tension the belt with moderate tension. Replace the crawler belt
When the crawler belt is stretched, the cross member
Adjust the crawler belt tension by adjusting. Trac
The cross member attached to the rear of the machine
The position can be adjusted only in the direction
Axle support member attached can be adjusted to multiple stages of swing angle
Because it is capable of running on soft land such as farmland and snowy roads,
Rolling wheels are prevented from rising, and it is possible to
Rear wheels are prevented from lifting when climbing, improving running performance
It

【0007】[0007]

【実施例】以下に本発明の実施例を図面に基づいて説明
する。本発明を適用したセミクローラ型乗用作業機の一
例を示す図1乃至図3において、1はトラクタ機体、1
1は前輪、13は後輪、15は転輪、17はクローラベ
ルトである。トラクタ機体1は、この機体フレーム2の
前部にエンジン3を搭載して、機体フレーム2後部にミ
ッションケース4を設置するとともに、その上方に座席
5を配置して、その前方に配設したハンドル6を備えて
なり、7はボンネット、8はフロア、9はミッションケ
ース4後面に突出する動力取出軸(図4参照)である。
このトラクタ機体1には、座席5部分を覆う図略のキャ
ビンを設けても良い。エンジン3のクランク軸とミッシ
ョンケース4の入力軸との間に第1推進軸21が架設さ
れ、ミッションケース4の出力軸に連結して前方に延出
した第2推進軸22は、機体フレーム2前部に設置した
フロントデフケース23の入力軸に連結されている。こ
のフロントデフケース23の左右に組み込んだ図略の駆
動軸に前輪車軸24が連結されており、従って前輪11
は駆動輪をなす。この前輪11には、超低圧タイヤやラ
グタイヤ等の不整地走行用タイヤ12が装着されてい
る。更に前輪車軸24はナックル25に支持されてお
り、ハンドル6のステアリングシャフト26が組み込ま
れたステアリングギヤボックス27の下方にステアリン
グアーム28が配設され、このステアリングアーム28
に左右のタイロッド29,29が連結されている。この
タイロッド29にナックル25が連結されており、従っ
て前輪11は転舵輪でもある。
Embodiments of the present invention will be described below with reference to the drawings. 1 to 3 showing an example of a semi-crawler type riding work machine to which the present invention is applied, 1 is a tractor body, 1
Reference numeral 1 is a front wheel, 13 is a rear wheel, 15 is a rolling wheel, and 17 is a crawler belt. The tractor body 1 has an engine 3 mounted on the front portion of the body frame 2, a mission case 4 installed on the rear portion of the body frame 2, a seat 5 arranged above it, and a handle arranged in front of the seat 5. 6 is provided, 7 is a bonnet, 8 is a floor, and 9 is a power take-off shaft (see FIG. 4) projecting to the rear surface of the mission case 4.
The tractor body 1 may be provided with a cabin (not shown) that covers the seat 5 portion. The first propulsion shaft 21 is installed between the crank shaft of the engine 3 and the input shaft of the mission case 4, and the second propulsion shaft 22 that is connected to the output shaft of the mission case 4 and extends to the front side is the body frame 2 It is connected to the input shaft of the front differential case 23 installed in the front part. Front wheel axles 24 are connected to drive shafts (not shown) incorporated on the left and right sides of the front differential case 23.
Is the driving wheel. Tires 12 for running on rough terrain such as ultra-low pressure tires and lug tires are attached to the front wheels 11. Further, the front wheel axle 24 is supported by a knuckle 25, and a steering arm 28 is disposed below a steering gear box 27 in which a steering shaft 26 of the steering wheel 6 is incorporated.
Left and right tie rods 29, 29 are connected to. The knuckle 25 is connected to the tie rod 29, so that the front wheels 11 are also steered wheels.

【0008】そしてミッションケース4内にはリヤデフ
が内蔵されており、このミッションケース4の左右に
は、図4及び図5にも示すように、後輪車軸31,31
が組み込まれている。従って後輪13も駆動輪をなす。
この後輪13は、外周に歯部14…を備える大径のスプ
ロケット状車輪により構成されており、四方の窓部13
aにより十字型のスポークプレート状に形成されてい
る。また後輪13の後方には、小径のローラによる一対
の転輪15,15が夫々配設されており、後輪13の転
動軌跡の左右に位置する両転輪15,15は、共通の車
軸16の両端部に回転自在に装着されている。この車軸
16にプレート状の車軸支持部材32が結合一体化され
ている。以上の後輪13と転輪15,15にゴム製のク
ローラベルト17が掛装されており、このクローラベル
ト17は外周にラグ状突部18…を有している。
A rear differential is built in the mission case 4, and the left and right sides of the mission case 4 are rear wheel axles 31, 31 as shown in FIGS. 4 and 5.
Is built in. Therefore, the rear wheel 13 also serves as a driving wheel.
The rear wheel 13 is composed of a large-diameter sprocket-shaped wheel having teeth 14 on its outer periphery, and has four-sided window 13
It is formed into a cross-shaped spoke plate by a. Further, behind the rear wheel 13, there are provided a pair of rolling wheels 15 and 15 each having a small diameter roller, and both rolling wheels 15 and 15 located on the left and right of the rolling locus of the rear wheel 13 are common. It is rotatably attached to both ends of the axle 16. A plate-shaped axle support member 32 is joined and integrated with the axle 16. A crawler belt 17 made of rubber is hung on the rear wheel 13 and the rolling wheels 15 and 15, and the crawler belt 17 has lug-shaped protrusions 18 ...

【0009】他方、ミッションケース4後面には、転輪
支持フレーム33の前部に固設した連結プレート34が
ボルト結合により固定されている。このボックス状をな
す転輪支持フレーム33の後部には、同じくボックス状
の転輪支持アーム35が長さ調整自在に組み付けられて
おり、36は転輪支持アーム35に設けた調整ボルトで
ある。そして転輪支持アーム35には、左右方向(車幅
方向)に延びる転輪支持パイプ(クロスメンバ)37が
中間部で固設されており、この転輪支持パイプ37の
端部に結合支持片38,38が備えられている。この結
合支持片38に、図6に示すように、前記車軸支持部材
32の前端部をボルト41により結合するとともに、複
数(図示例では3個)の結合孔39…の何れかにおい
て、車軸支持部材32の中間部をボルト42により結合
している。これにより転輪15の上下方向位置が調整可
能となっている。すなわち、セミクローラ型乗用作業機
は、トラクタ機体1の後部に車幅方向へ延びた転輪支持
パイプ37を、機体走行方向にのみ位置調整可能に取付
け、この転輪支持パイプ37の両端部に車軸支持部材3
2,32を、複数段階の揺動角に調整可能に取付け、こ
れらの車軸支持部材32,32に転輪15,15,1
5,15の車軸16,16を取付けてなる。
On the other hand, on the rear surface of the transmission case 4, a connecting plate 34 fixed to the front portion of the wheel support frame 33 is fixed by bolt connection. A box-shaped rolling wheel support arm 35 is also attached to the rear portion of the box-shaped rolling wheel support frame 33 so that the length thereof can be freely adjusted, and 36 is an adjusting bolt provided on the rolling wheel support arm 35 . Then, the wheel support arm 35 is attached to the left-right direction (vehicle width
Rolling wheel support pipe (cross member) 37 extending in a direction) are fixedly provided in the middle portion, both of the focusing wheel support pipe 37
Coupling support pieces 38, 38 are provided at the ends . As shown in FIG. 6, the front end portion of the axle support member 32 is coupled to the coupling support piece 38 by a bolt 41, and the axle support is performed at any one of a plurality (three in the illustrated example) of coupling holes 39. The middle portion of the member 32 is connected by a bolt 42. Thereby, the vertical position of the wheel 15 can be adjusted. That is, a semi-crawler type riding work machine
Is a wheel support that extends in the vehicle width direction at the rear of the tractor body 1.
The pipe 37 is attached so that the position can be adjusted only in the machine traveling direction.
However, the axle support member 3 is provided at both ends of the wheel support pipe 37.
2 and 32 are attached so that they can be adjusted to multiple swing angles.
The wheels 15, 15, 1 are attached to these axle support members 32, 32.
5 and 15 axles 16 and 16 are attached.

【0010】そして転輪支持フレーム33の前部と転輪
支持パイプ37の両端部との間には、左右一対のターン
バックル43,43が架設されており、また後輪車軸3
1と転輪15用車軸16の外端部間には、図1の如く長
さ調整可能な連結ロッド44が架設されている。更にミ
ッションケース4上には、油圧シリンダ51が設置され
ており、この油圧シリンダ51は左右一対のリフトアー
ム52,52を備えている。この左右のリフトアーム5
2,52は、図示しないが、ミッションケース4側面に
枢着した左右一対のヒッチアームに連結ロッドを介して
夫々連結されている。また図2の如く機体フレーム2の
前端部にも、油圧シリンダ55、リフトアーム56、ヒ
ッチアーム57及び連結ロッド58が備えられている。
A pair of left and right turnbuckles 43, 43 are installed between the front portion of the wheel support frame 33 and both ends of the wheel support pipe 37, and the rear wheel axle 3 is provided.
As shown in FIG. 1, a connecting rod 44 whose length is adjustable is provided between the outer peripheral portion of the wheel axle 16 and the outer axle 16 of the wheel 15 . Further, a hydraulic cylinder 51 is installed on the mission case 4, and the hydraulic cylinder 51 includes a pair of left and right lift arms 52, 52. This left and right lift arm 5
Although not shown, the reference numerals 2, 52 are respectively connected to a pair of left and right hitch arms pivotally attached to the side surface of the mission case 4 via connecting rods. As shown in FIG. 2, a hydraulic cylinder 55, a lift arm 56, a hitch arm 57, and a connecting rod 58 are also provided at the front end of the machine body frame 2.

【0011】以上の構成によるセミクローラ型乗用作業
機によれば、先ず後輪13,13側にクローラベルト1
7,17を設けたので、前輪11,11の転舵によりか
じ取りが滑らかに行なえるとともに、クローラベルト1
7,17による駆動力に加え、前輪11,11にも駆動
力が得られ、即ち前輪11,11に装着した不整地走行
用タイヤ12,12とクローラベルト17,17による
駆動力が得られるため、農地や雪道等の軟弱地走行の際
の走破性が向上する。また後輪13,13とその後方に
配設した一対ずつの転輪15,15、15,15とにク
ローラベルト17,17を掛装してなるので、前輪1
1,11とクローラベルト17,17との間が大きくと
れ、即ちセミクローラ型でありながら、ホイールベース
が大きくとれるため、傾斜地等での安定性が得られる。
According to the semi-crawler type riding work machine having the above construction, first, the crawler belt 1 is provided on the rear wheels 13, 13.
Since 7 and 17 are provided, steering can be smoothly performed by steering the front wheels 11 and 11, and the crawler belt 1
In addition to the driving force of the front wheels 11, 11, in addition to the driving force of the front wheels 7, 17, that is, the driving force of the tires 12, 12 for running on uneven terrain mounted on the front wheels 11, 11 and the crawler belts 17, 17 is obtained. Improves running performance when driving on soft land such as farmland and snowy roads. Further, since the crawler belts 17, 17 are mounted on the rear wheels 13, 13 and the pair of rolling wheels 15, 15, 15, 15 arranged behind the rear wheels 13, 13, the front wheels 1
1, 11 and the crawler belts 17, 17 are widely separated from each other, that is, a semi-crawler type has a large wheel base, and therefore stability on sloping ground can be obtained.

【0012】そしてトラクタ機体1後方のクローラ走行
装置は、トラクタ機体1後部に転輪支持フレーム33を
固定した構造となっているので、農地や雪道等の軟弱地
走行の際における後輪13の駆動力によるクローラベル
ト17を介しての転輪15の浮き上がりを防止して、後
輪13側及び転輪15側でのクローラベルト17の前部
から後部にわたる確実な接地状態により、傾斜地等での
安定性は勿論、走破性を一段と向上できる。更に転輪支
持フレーム33に対する車軸支持部材32の結合関係を
変えて、即ち転輪支持フレーム33側に設けた左右の結
合支持片38,38に結合する両車軸支持部材32,3
2の各ボルト41,42の位置変更により、転輪15,
15、15,15の上下方向位置を調整できる構造とな
っているので、前輪11、後輪13及び転輪15の各車
輪径の変化等によっても、不整地走行用タイヤ12と、
後輪13及び転輪15,15によるクローラベルト17
とによる確実な接地状態が容易に得られて、傾斜地等で
の安定性、走破性をより一層向上できる。
Since the crawler traveling device at the rear of the tractor body 1 has a structure in which the roller support frame 33 is fixed to the rear portion of the tractor body 1, the rear wheel 13 of the rear wheel 13 when traveling on a soft land such as farmland or snowy road. The lifting of the rolling wheels 15 via the crawler belt 17 due to the driving force is prevented, and a reliable grounding state from the front part to the rear part of the crawler belts 17 on the rear wheel 13 side and the rolling wheel 15 side ensures a smooth ground contact. Not only the stability but also the running performance can be further improved. Further, by changing the coupling relationship of the axle support member 32 with respect to the wheel support frame 33, that is, with the left and right coupling support pieces 38, 38 provided on the wheel support frame 33 side, both axle support members 32, 3 are connected.
By changing the position of each bolt 41, 42 of 2,
Since the vertical position of 15, 15, 15 can be adjusted , the tire 12 for rough terrain traveling , even when the wheel diameters of the front wheels 11, the rear wheels 13, and the rolling wheels 15 are changed,
Crawler belt 17 by rear wheel 13 and rolling wheels 15, 15.
It is possible to easily obtain a reliable grounding state due to, and further improve the stability and running performance on slopes.

【0013】また実施例においては、転輪支持パイプ3
7の中間部を、トラクタ機体1後部に連結した略水平な
転輪支持フレーム33に固設して、更に転輪支持フレー
ム33の前部と転輪支持パイプ37の両端部との間に左
右一対のターンバックル43,43を架設した構造によ
り、転輪支持フレーム33と転輪支持パイプ37及びタ
ーンバックル43,43による略水平面上に荷台スペー
スが得られるので、この上に荷台を設置する等して、各
種作業機やその作業に必要な機器を積んで運搬すること
も可能である。更にトラクタ機体1後方において、図示
せぬロータリー耕耘機等の各種作業機を、ヒッチアーム
に結合して動力取出軸9に連結することにより、各種の
作業にも勿論対応可能である。
In the embodiment, the wheel support pipe 3 is also used.
The intermediate portion of 7 is fixed to a substantially horizontal roller support frame 33 connected to the rear of the tractor body 1, and further left and right between the front portion of the roller support frame 33 and both ends of the roller support pipe 37. Due to the structure in which the pair of turnbuckles 43, 43 are installed, a load carrier space can be obtained on a substantially horizontal plane by the roller support frame 33, the roller support pipe 37, and the turn buckles 43, 43. Then, various working machines and equipment necessary for the work can be loaded and transported. Further, by connecting various working machines such as a rotary cultivator (not shown) to the hitch arm and connecting them to the power take-off shaft 9 behind the tractor machine body 1, it is possible to deal with various kinds of work.

【0014】尚、転輪支持フレームに対する車軸支持部
材の結合については、実施例の他に適宜の構造を採用し
ても良く、要は転輪の上下方向位置を調整できるもので
あれば良い。また後輪や転輪等の具体的構造について
も、適宜に変更可能であることは勿論である。
Regarding the connection of the axle support member to the roller support frame, an appropriate structure may be adopted in addition to the embodiment, and the point is that it is possible to adjust the vertical position of the roller. Further, it is needless to say that the specific structures of the rear wheels, the rolling wheels, etc. can be changed appropriately.

【0015】[0015]

【発明の効果】以上のように本発明のセミクローラ型乗
用作業機によれば、転輪とその前方に配置した後輪とに
クローラベルトを掛装したため、前輪とクローラベルト
との間を大きくとって、安定性が得られることに加え、
特に、トラクタ機体の後部に車幅方向へ延びたクロスメ
ンバを、機体走行方向にのみ位置調整可能に取付け、こ
のクロスメンバの両端部に車軸支持部材を、複数段階の
揺動角に調整可能に取付けたため、農地や雪道等の軟弱
地走行の際における転輪の浮き上がりを防止することが
でき、また、平地から傾斜地を上る際に後輪の浮き上が
りを防止することができるので走破性が向上し、しか
も、クロスメンバに対する車軸支持部材の結合関係を変
えて、転輪の上下方向位置を調整できるため、車輪径の
変化等によっても、前輪と、後輪及び転輪によるクロー
ラベルトとによる確実な接地状態を得ることができ、従
って傾斜地等での走破性並びに安定性を大きく向上する
ことができる。また、上下移動可能な転輪を備えたセミ
クローラ型乗用作業機において、農地や雪道等の軟弱地
で走行した際の転輪の浮き上がり防止構造を、簡単な構
成にできる。更に、上下移動可能な転輪を備えたセミク
ローラ型乗用作業機において、転輪の取付け高さを調整
する際、クローラベルトを交換する際、クローラベルト
が伸びた際に、クローラベルトの張り量を簡単に調整で
きる。
As described above, according to the semi-crawler type riding work machine of the present invention, since the crawler belt is hung on the rolling wheels and the rear wheels arranged in front of the rolling wheels , a large distance is provided between the front wheels and the crawler belt. In addition to the stability,
In particular, the crossme
Mount the unit so that the position can be adjusted only in the machine running direction.
Axle support members at both ends of the
Since it is mounted so that it can be adjusted to the swing angle, it is possible to prevent the rolling wheels from rising when driving on soft ground such as farmland or snowy roads , and to prevent the rear wheels from floating when climbing up a sloping ground from flat ground.
Since it is possible to prevent running, the running performance is improved, and the vertical position of the rolling wheels can be adjusted by changing the connecting relationship of the axle support member to the cross member . As a result, it is possible to obtain a reliable grounding state by the rear wheels and the crawler belt by the rolling wheels, and therefore the running performance and stability on slopes can be greatly improved. In addition, a semi equipped with a wheel that can move up and down.
For crawler-type riding work machines, on soft land such as farmland and snowy roads.
The structure that prevents the wheels from rising when running at
Can be achieved. In addition, a semicycle equipped with a vertically movable wheel
Adjusting the mounting height of the roller in a roller-type riding work machine
When replacing the crawler belt, when
When the belt stretches, you can easily adjust the tension of the crawler belt.
Wear.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明を適用したセミクローラ型乗用作業機の
一例を示す概略側面図
FIG. 1 is a schematic side view showing an example of a semi-crawler type riding work machine to which the present invention is applied.

【図2】その駆動系を示す破断側面図FIG. 2 is a cutaway side view showing the drive system.

【図3】本発明を適用したセミクローラ型乗用作業機の
概略平面図
FIG. 3 is a schematic plan view of a semi-crawler type riding work machine to which the present invention is applied.

【図4】その機体後部を含みクローラ走行装置部分の構
成を示す斜視図
FIG. 4 is a perspective view showing a configuration of a crawler traveling device portion including a rear portion of the body.

【図5】同じく平面図FIG. 5 is a plan view of the same.

【図6】転輪の車軸支持部材の結合構造の一例を示す側
面図
FIG. 6 is a side view showing an example of a coupling structure of axle support members for a wheel.

【符号の説明】[Explanation of symbols]

1…トラクタ機体、11…前輪、13…後輪、15…転
輪、16…車軸、17…クローラベルト、31…後輪車
軸、32…車軸支持部材、33…転輪支持フレーム、
5…転輪支持アーム、36…調整ボルト、37…クロス
メンバ(転輪支持パイプ)、38…結合支持片、39…
結合孔、41,42…ボルト。
DESCRIPTION OF SYMBOLS 1 ... Tractor body, 11 ... Front wheel, 13 ... Rear wheel, 15 ... Rolling wheel, 16 ... Axle, 17 ... Crawler belt, 31 ... Rear wheel axle, 32 ... Axle support member, 33 ... Rolling wheel support frame, 3
5 ... Roller support arm, 36 ... Adjustment bolt, 37 ... Cross
Member (roller wheel support pipe), 38 ... Coupling support piece, 39 ...
Coupling holes, 41, 42 ... Bolts.

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 トラクタ機体の後部に車幅方向へ延びた
クロスメンバを、機体走行方向にのみ位置調整可能に取
付け、このクロスメンバの両端部に車軸支持部材を、複
数段階の揺動角に調整可能に取付け、これらの車軸支持
部材に転輪の車軸を取付け、これら車軸に取付けた転輪
とその転輪の前方に配置した後輪との間にクローラベル
トを掛け渡してなることを特徴とするセミクローラ型乗
用作業機。
1. A tractor body extending rearward in the vehicle width direction.
The position of the cross member can be adjusted only in the machine running direction.
Attach the axle support members to both ends of this cross member.
Adjustable mounting for several swing angles to support these axles
Axle of the wheel is attached to the member, and the wheel is attached to these axles
And the claw label between the rear wheel and the front wheel
A semi-crawler type rider characterized by being
Working machine.
JP3091227A 1991-03-29 1991-03-29 Semi-crawler type riding work machine Expired - Fee Related JPH0755665B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3091227A JPH0755665B2 (en) 1991-03-29 1991-03-29 Semi-crawler type riding work machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3091227A JPH0755665B2 (en) 1991-03-29 1991-03-29 Semi-crawler type riding work machine

Publications (2)

Publication Number Publication Date
JPH04303079A JPH04303079A (en) 1992-10-27
JPH0755665B2 true JPH0755665B2 (en) 1995-06-14

Family

ID=14020539

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3091227A Expired - Fee Related JPH0755665B2 (en) 1991-03-29 1991-03-29 Semi-crawler type riding work machine

Country Status (1)

Country Link
JP (1) JPH0755665B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6615939B1 (en) * 2001-03-07 2003-09-09 David Karales ATV track conversion

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243043U (en) * 1975-09-22 1977-03-26

Also Published As

Publication number Publication date
JPH04303079A (en) 1992-10-27

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