JPH07457B2 - Traveling transmission device for running vehicle - Google Patents
Traveling transmission device for running vehicleInfo
- Publication number
- JPH07457B2 JPH07457B2 JP11733385A JP11733385A JPH07457B2 JP H07457 B2 JPH07457 B2 JP H07457B2 JP 11733385 A JP11733385 A JP 11733385A JP 11733385 A JP11733385 A JP 11733385A JP H07457 B2 JPH07457 B2 JP H07457B2
- Authority
- JP
- Japan
- Prior art keywords
- transmission
- clutch
- traveling
- belt
- pulley
- 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 - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 title claims description 47
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 この発明は走行車体の走行伝動装置に関し、トラクタ
ー、運搬車等に利用する。TECHNICAL FIELD The present invention relates to a traveling power transmission device for a traveling vehicle body, and is used for a tractor, a carrier vehicle, and the like.
従来技術、および発明が解決しようとする問題点 原動機側から走行伝動機構に変速伝動するベルト変速装
置と、走行伝動機構への伝動を断続するクラッチとを有
すると共に、これらを操作する変速操作機構及びクラッ
チ操作杆を設けた形態の走行車体においては、例えば走
行車体を停止させるために、変速操作機構を低速側に操
作するだけでは停止せずクラッチ操作杆を切側に操作す
る必要があり、これらの各別の操作は煩わしい。2. Description of the Related Art Problems to be Solved by the Prior Art and Invention The present invention includes a belt transmission that shifts power from a prime mover side to a traveling transmission mechanism, and a clutch that interrupts transmission to the traveling transmission mechanism, and a shift operation mechanism that operates these. In a traveling vehicle body provided with a clutch operating rod, for example, in order to stop the traveling vehicle body, it is necessary to operate the shift operating mechanism to the low speed side without stopping the clutch operating rod. Each separate operation of is cumbersome.
問題点を解決するための手段 この発明は、張設した伝動ベルト（１）の緊緩によっ
て、原動機から伝動される駆動プーリー（２）と走行伝
動機構に伝動する入力プーリー（３）との伝動径比を可
変しうるベルト変速装置（４）に、該伝動ベルト（１）
を緊緩操作する緊緩操作機構（５）を設けると共に、該
入力プーリー（３）側には、該走行伝動機構への伝動を
断続するクラッチ（６）を設けて、この緊緩操作機構
（５）を一定以上減速側に操作すると、該クラッチ
（６）が切側になるべくこれら緊緩操作機構（５）とク
ラッチ（６）とを連動連結してなる走行車体の走行伝動
装置の構成とする。MEANS FOR SOLVING THE PROBLEMS The present invention relates to transmission of a drive pulley (2) transmitted from a prime mover and an input pulley (3) transmitted to a traveling transmission mechanism by tightening and tightening a tensioned transmission belt (1). The transmission belt (1) is attached to a belt transmission (4) whose diameter ratio can be changed.
Is provided with a tightening / loosening operation mechanism (5), and a clutch (6) for connecting / disconnecting power transmission to the traveling power transmission mechanism is provided on the input pulley (3) side. 5) When the clutch (6) is operated to the deceleration side for a certain amount or more, the structure of the traveling transmission device for the traveling vehicle body in which the tightening operation mechanism (5) and the clutch (6) are interlockingly coupled so that the clutch (6) is in the disengagement side. To do.
発明の作用、および効果 緊緩操作機構（５）を増速側に操作すると、ベルト変速
装置（４）の入力プーリー（３）が増速されるにともな
い走行伝動機構を介して走行車体は増速し、又逆に緊緩
操作機構（５）を減速側に操作すると、入力プーリー
（５）が減速されるにともなって走行車体は減速され、
さらに一定以上に減速側に操作すると、緊緩操作機構
（５）にクラッチ（６）が連動されて切側になり、走行
車体は停止する。Operation and effect of the invention When the tightening / releasing operation mechanism (5) is operated to the speed increasing side, the traveling vehicle body is increased via the traveling transmission mechanism as the input pulley (3) of the belt transmission (4) is accelerated. When the tightening / releasing operation mechanism (5) is operated to the deceleration side, the traveling vehicle body is decelerated as the input pulley (5) is decelerated.
When the deceleration side is further operated to a certain degree or more, the clutch (6) is interlocked with the tightening / releasing operation mechanism (5) to be disengaged, and the traveling vehicle body is stopped.
このように走行車体を停止させる場合は、単一の操作の
みでよく、従って操作が容易であると共に安全である。When the traveling vehicle body is stopped in this way, only a single operation is required, and therefore the operation is easy and safe.
実施例 なお図例において、前部の下側に左右一対の前輪（７）
（７）を支架するフレーム（８）を設け、このフレーム
（８）の後端部には、左右一対の後輪（９）（９）を軸
承して走行伝動機構を内装した伝動ケース（10）を支持
させ、又このフレーム（８）上の前部には、出力軸（1
1）を後方に向けて突出させたエンジン（12）を搭載
し、このエンジン（12）の後側の該フレーム（８）上に
は、前方に向けて突出させた伝動軸（13）と左方に向け
て突出させた駆動軸（14）とを有して一対の傘歯車を内
装した歯車ケース（15）を設け、又この伝動軸（13）と
該出力軸（11）とは連結軸（16）によって連結する。Embodiment In the illustrated example, a pair of left and right front wheels (7) are provided on the lower side of the front part.
A frame (8) for supporting (7) is provided, and at the rear end of the frame (8), a pair of left and right rear wheels (9) and (9) are supported, and a transmission case (10) in which a traveling transmission mechanism is installed is installed. ) Is supported, and an output shaft (1
1) The engine (12) which is projected rearward is mounted, and the transmission shaft (13) which is projected forward and the left side are mounted on the frame (8) on the rear side of the engine (12). A gear case (15) having a drive shaft (14) protruding toward one side and having a pair of bevel gears mounted therein is provided, and the transmission shaft (13) and the output shaft (11) are connected to each other. Connect by (16).
該駆動軸（14）には、伝動ベルトを張り側にすると伝動
径が小さくなり、逆に緩み側にすると大きくなるベルト
変速装置（４）の駆動プーリー（２）を設け、又前記伝
動ケース（10）の上部には、前記走行伝動機構に伝動す
る入力軸（17）を左方に向けて突設し、この入力軸（1
7）には、該走行伝動機構への伝動を断続するクラッチ
（６）を内装した入力プーリー（３）を設け、この入力
プーリー（３）と前記駆動プーリー（２）とには伝動ベ
ルト（１）を巻掛けする。又前記歯車ケース（15）の上
部には、先端部とこの歯車ケース（15）寄り位置とに各
々左方に向けて突出する支軸（18）（19）を有して後方
寄りに傾斜突出する支持部材（20）を設け、この下側の
支軸（19）には、先端部に該伝動ベルト（１）を上側か
ら押圧しうるテンションプーリー（21）を軸承したテン
ションアーム（22）を回動自在に支承させ、又このテン
ションアーム（22）には、該テンションプーリー（21）
が該伝動ベルト（１）を押圧する方向に弾発付勢するス
プリング（23）を設ける。The drive shaft (14) is provided with a drive pulley (2) of a belt transmission (4) that has a smaller transmission diameter when the transmission belt is on the tension side and conversely increases when the transmission belt is on the loose side. An input shaft (17) that is transmitted to the traveling power transmission mechanism is provided on the upper part of (10) so as to project to the left.
An input pulley (3) having a clutch (6) for connecting and disconnecting the transmission to the traveling transmission mechanism is provided in 7), and a transmission belt (1) is provided between the input pulley (3) and the drive pulley (2). ) Is wrapped around. Further, at the upper end of the gear case (15), there are supporting shafts (18) and (19) projecting to the left at the tip and a position close to the gear case (15) respectively, and they are inclined and projecting rearward. The lower support shaft (19) is provided with a tension arm (22) bearing a tension pulley (21) capable of pressing the transmission belt (1) from above. The tension arm (22) is rotatably supported, and the tension pulley (21) is attached to the tension arm (22).
Is provided with a spring (23) for elastically urging the transmission belt (1) in a pressing direction.
前記支持部材（20）の先端部側の支軸（18）には、足動
で回動させうるフートペタル（24）を回動自在に支承さ
せ、又このフートペタル（24）には、下端部に左方に向
けて突出するピン（25）を有したアーム（26）を一体状
に設け、又このピン（25）と前記テンションアーム（2
2）に設けたピン（27）とはロッド（28）連結し、又前
記クラッチ（６）には、前方回動によってこのクラッチ
（６）を切側に作動するクラッチアーム（29）を上方に
向けて突設し、このクラッチアーム（29）には、先端部
に該アーム（26）のピン（25）を挿通させる前後方向の
長孔部（30）を有したロッド（31）をピン連結する。A foot petal (24) that can be pivoted by foot movement is rotatably supported by a support shaft (18) on the tip end side of the support member (20), and the foot petal (24) has a lower end portion. An arm (26) having a pin (25) protruding leftward is integrally provided, and the pin (25) and the tension arm (2
The rod (28) is connected to the pin (27) provided in 2), and the clutch arm (29) that moves the clutch (6) to the disengaged side by the forward rotation is upwardly attached to the clutch (6). A rod (31) having a long hole (30) in the front-rear direction for allowing the pin (25) of the arm (26) to be inserted into the clutch arm (29) is pin-connected to the clutch arm (29). To do.
なお（32）は前記左右の前輪（７）（７）に連動する操
縦ハンドル、（33）は搭乗者の操縦席、（34）は前記ク
ラッチ（６）を断続操作する操作レバーである。Reference numeral (32) is a steering handle that is interlocked with the left and right front wheels (7) and (7), (33) is a passenger's cockpit, and (34) is an operation lever for intermittently operating the clutch (6).
次に作用について説明する。エンジン（12）の動力は出
力軸（11）、連結軸（16）、及び伝動軸（13）、一対の
傘歯車を介して駆動軸（14）に、さらに駆動プーリー
（２）、伝動ベルト（１）、及び入力プーリー（３）、
クラッチ（６）を介して入力軸（17）から走行伝動機構
を経て左右の後輪（９）（９）に伝動する。Next, the operation will be described. The power of the engine (12) is transmitted to the drive shaft (14) via the output shaft (11), the connecting shaft (16), the transmission shaft (13) and the pair of bevel gears, and further to the drive pulley (2) and the transmission belt ( 1) and the input pulley (3),
The power is transmitted from the input shaft (17) via the clutch (6) to the left and right rear wheels (9) and (9) through the traveling power transmission mechanism.
操作レバー（34）を操作してクラッチ（６）を入側にす
ると走行車体は発進し、スプリング（23）に抗してフー
トペタル（24）の前部を押し前側に回動操作すると、ア
ーム（26）、ロッド（28）、及びテンションアーム（2
2）を介してテンションプーリー（21）が上方に回動す
ることによって伝動ベルト（１）は緩み側になり、駆動
プーリー（２）の伝動径が大きくなることによって入力
プーリー（３）が増速されるに従って走行車体も増速す
る。When the operating lever (34) is operated to put the clutch (6) in the entry side, the traveling vehicle body starts to move, and when the front portion of the foot petal (24) is pushed against the spring (23) and rotated to the front side, the arm ( 26), rod (28), and tension arm (2
By rotating the tension pulley (21) upward via 2), the transmission belt (1) becomes loose, and by increasing the transmission diameter of the drive pulley (2), the input pulley (3) speeds up. As it is done, the traveling vehicle body also accelerates.
又逆にフートペタル（24）の後部を押し後側に回動操作
すると、ロッド（28）を介してテンションプーリー（2
1）が下方に回動することによって伝動ベルト（１）が
張り側になり、駆動プーリー（２）の伝動径が小さくな
るため走行車体は減速し、このときピン（25）がロッド
（31）の長孔（30）の前端部に移動しており、さらにフ
ートペタル（24）を回動操作すると、ピン（25）がロッ
ド（31）を介してクラッチアーム（29）を前側に回動さ
せることになるため、クラッチ（６）が切側になって走
行車体は停止する。On the contrary, when the rear part of the foot petal (24) is pushed and rotated rearward, the tension pulley (2
By rotating 1) downward, the transmission belt (1) becomes a tension side, and the transmission diameter of the drive pulley (2) becomes smaller, so that the traveling vehicle body decelerates, and at this time, the pin (25) becomes the rod (31). When the foot petal (24) is further rotated, the pin (25) rotates the clutch arm (29) forward through the rod (31) when the foot petal (24) is rotated. Therefore, the clutch (6) is disengaged and the traveling vehicle body is stopped.
又このときスプリング（23）によってテンションアーム
（22）、ロッド（28）及びロッド（31）を介してクラッ
チアーム（29）の切側位置は維持される。At this time, the disengagement side position of the clutch arm (29) is maintained by the spring (23) via the tension arm (22), the rod (28) and the rod (31).
図はこの発明の一実施例を示すもので、第１図は側面
図、第２図は一部を拡大せる側面図である。 図中、符号（１）は伝動ベルト、（２）は駆動プーリ
ー、（３）は入力プーリー、（４）はベルト変速装置、
（５）は緊緩操作機構、（６）はクラッチを示す。1 is a side view and FIG. 2 is a partially enlarged side view. In the figure, reference numeral (1) is a transmission belt, (2) is a drive pulley, (3) is an input pulley, (4) is a belt transmission,
(5) shows a tightening / releasing operation mechanism, and (6) shows a clutch.
Claims (1)
て、原動機から伝動される駆動プーリー（２）と走行伝
動機構に伝動する入力プーリー（３）との伝動径比を可
変しうるベルト変速装置（４）に、該伝動ベルト（１）
を緊緩操作する緊緩操作機構（５）を設けると共に、該
入力プーリー（３）側には、該走行伝動機構への伝動を
断続するクラッチ（６）を設けて、この緊緩操作機構
（５）を一定以上減速側に操作すると、該クラッチ
（６）が切側になるべくこれら緊緩操作機構（５）とク
ラッチ（６）とを連動連結してなる走行車体の走行伝動
装置。1. A belt capable of varying a transmission diameter ratio between a drive pulley (2) transmitted from a prime mover and an input pulley (3) transmitted to a traveling transmission mechanism by loosening a tensioned transmission belt (1). The transmission belt (1) is attached to the transmission (4).
Is provided with a tightening / loosening operation mechanism (5), and a clutch (6) for connecting / disconnecting power transmission to the traveling power transmission mechanism is provided on the input pulley (3) side. A travel transmission device for a traveling vehicle body in which the clutch (6) is connected to the clutch (6) in an interlocking manner so that the clutch (6) is disengaged when the clutch (6) is operated to a deceleration side for a certain amount or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11733385A JPH07457B2 (en) | 1985-05-29 | 1985-05-29 | Traveling transmission device for running vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11733385A JPH07457B2 (en) | 1985-05-29 | 1985-05-29 | Traveling transmission device for running vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61275034A JPS61275034A (en) | 1986-12-05 |
| JPH07457B2 true JPH07457B2 (en) | 1995-01-11 |
Family
ID=14709127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11733385A Expired - Lifetime JPH07457B2 (en) | 1985-05-29 | 1985-05-29 | Traveling transmission device for running vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07457B2 (en) |
-
1985
- 1985-05-29 JP JP11733385A patent/JPH07457B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61275034A (en) | 1986-12-05 |
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