JPH02275162A - Transmission belt tightening device of cultivator - Google Patents
Transmission belt tightening device of cultivatorInfo
- Publication number
- JPH02275162A JPH02275162A JP9600589A JP9600589A JPH02275162A JP H02275162 A JPH02275162 A JP H02275162A JP 9600589 A JP9600589 A JP 9600589A JP 9600589 A JP9600589 A JP 9600589A JP H02275162 A JPH02275162 A JP H02275162A
- Authority
- JP
- Japan
- Prior art keywords
- tension
- wire
- hole
- clutch
- belt
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 44
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Mechanical Control Devices (AREA)
Abstract
Description
【発明の詳細な説明】 産業上の利用分野 この発明は、耕耘機の伝動ベルト緊張装置に関する。[Detailed description of the invention] Industrial applications The present invention relates to a power transmission belt tensioning device for a tiller.
従来の技術、および発明が解決しようとする課題
原動機から走行伝動機構に伝動するベルト伝動機構に、
このベルト伝動機構の伝動ベルトを常時緊張側にさせる
緊張機構の緊張杆を設けた形態の耕耘機において１例え
ばこの緊張機構をクラッチとして利用する形態の機種に
変更する場合、′！Ｍ張機構を緊緩操作する操作ワイヤ
ーを緊張機構に連結する必要があるが、このため、前記
緊張杆の支持部材とは別に操作ワイヤーの端部を係止す
る係止部を有した支持部材を設けるのでは、これら部材
の共用性が失わ゛れ、部材の取扱に支障を生じるとか、
コスト高になる虞れがある。Conventional technology and problems to be solved by the invention In the belt transmission mechanism that transmits power from the prime mover to the traveling transmission mechanism,
In a power cultivator equipped with a tension rod of a tension mechanism that keeps the power transmission belt of the belt transmission mechanism in tension at all times, for example, when changing to a model in which this tension mechanism is used as a clutch, '! It is necessary to connect the operating wire for tensioning and loosening the M tensioning mechanism to the tensioning mechanism, and for this purpose, a supporting member having a locking part for locking the end of the operating wire is provided separately from the supporting member for the tensioning rod. If such parts are provided, the commonality of these parts will be lost and the handling of the parts will be hindered.
There is a risk that costs will increase.
課題を解決するための手段
この発明は、原動機（４）から走行伝動機構に伝動する
ベルト伝動機構（５）の緊張機構（７）近傍に、この緊
張機構（７）を常時緊張側にさせる緊張杆（８）又は該
緊張機構（７）を緊緩操作する操作ワイヤーＩ２［９の
アウターワイヤー（９）端部を係止しうる係止具（１ψ
を設けてなる耕耘機の伝動ベルト緊張装置の構成とする
。Means for Solving the Problems This invention provides a tension system that is installed near a tension mechanism (7) of a belt transmission mechanism (5) that transmits power from a prime mover (4) to a running transmission mechanism, so that the tension mechanism (7) is always on the tension side. A locking tool (1ψ
A transmission belt tensioning device for a power tiller is configured.
発明の作用
係止具（１［ｌに緊張杆（８）を係止させた場合、緊張
機構（７）は常時緊張側になるため、原動機（４）から
伝動されるベルト伝動機構（５）は走行伝動機構に常時
伝動する。When the tension rod (8) is locked to the action locking device (1) of the invention, the tension mechanism (7) is always on the tension side, so the belt transmission mechanism (5) that is transmitted from the prime mover (4) is constantly transmitted to the travel transmission mechanism.
係止具ｆｌ［Ｉにアウターワイヤー（９）端部を係止さ
せた場合、操作ワイヤー１２ｅを操作すると、緊張機構
（７）が緊張側又は緩み側になるため、ベルト伝動機構
（５）から走行伝動機構への伝動は断続される。When the end of the outer wire (9) is locked with the locking tool fl[I, operating the operating wire 12e will cause the tension mechanism (7) to become tensioned or loosened, so that the belt transmission mechanism (5) Transmission to the travel transmission mechanism is interrupted.
発明の効果
このような係止具（１（Ｉによって、前記課題のように
、緊張杆の支持部材と操作ワイヤーｅｅの支持部材とを
各々設ける必要がなく共用化が図れるため、従って部材
の取扱性やニス１−面を有利にするものである。Effects of the Invention With such a locking tool (1 (I), it is not necessary to separately provide a support member for the tension rod and a support member for the operation wire ee, as in the above-mentioned problem, and it is possible to share the support member, thereby making it easier to handle the members. It is advantageous for the quality and varnishing of the surface.
実施例
下端部に左右一対の走行車軸ｉｌｌ （１１を軸装して
、これらの走行車軸（ＩＨＩＩに伝動する走行伝動機構
を内装した伝動ケース（１９を設け、この伝動ケース０
９の前側下部には、左右方向の出力軸（ＩＧを有する原
動機（４）を搭載したフレーム（■を前方に向けて突設
し、又、該伝動ケース（１つの後部には、後部作業機を
装着する後部ヒツチ（旧を有した支持体（１湧を設け、
さらに該伝動ケース＋１９の上端部には、後方に向けて
突出する操縦ハンドル＋２１を支持したハンドルフレー
ムＱ箇）を設ける。Embodiment A pair of left and right running axles (11) are mounted on the lower end of the embodiment, and a transmission case (19) is provided with a running transmission mechanism for transmitting power to these running axles (IHII).
At the lower front side of 9, there is a frame (■ protruding forward) on which a motor (4) having a left-right output shaft (IG) is mounted, and a rear working machine is installed at the rear of the transmission case (1). Attach the rear hitch (support with the old one)
Further, at the upper end of the transmission case +19, there is provided a handle frame Q) that supports a control handle +21 that projects rearward.
又、前記フレーム（１ηの左右両側から前記伝動ケース
０９の左右両側に亘っては、前記走行車輪（１１（１）
の各々上方向を覆う左右一対のフェンダ−（２） １２
１を設け、前記原動機（４）の左側から該伝動ケース（
１９の左側に亘っては、前記出力軸（ＩＧＩから該伝動
ケース（１９内の走行伝動機構に伝動するベルト伝動機
構（５）を覆うベルトカバー（６）を設ける。In addition, from the left and right sides of the frame (1η) to the left and right sides of the transmission case 09, the running wheels (11(1)
A pair of left and right fenders (2) covering the upper side of each 12
1, and the transmission case (
A belt cover (6) is provided over the left side of the transmission case (19) to cover a belt transmission mechanism (5) that transmits power from the output shaft (IGI) to the traveling transmission mechanism in the transmission case (19).
該ベルト伝動機構（５）の後端部には、当該ベルト伝動
機構（５）から前記走行伝動機構への伝動を断続するク
ラッチＱａを設け、このクラッチ０３部には。A clutch Qa is provided at the rear end of the belt transmission mechanism (5) to connect and disconnect transmission of power from the belt transmission mechanism (5) to the running transmission mechanism, and this clutch 03 is provided with a clutch Qa.
上方への回動によってこのクラッチＩ２δを切側にする
クラッチアーム（２）を設け、又前記操縦ハンドル翰の
後部には、レバーガイド（至）に軸支されて回動操作す
るクラッチレバ−四を設け、このクラッチレバ−四と前
記クラッチアーム（至）との間には、このクラッチレバ
−（ハ）の回動操作を該クラッチアーム（２）に連動さ
せる操作ワイヤー２日を設ける。A clutch arm (2) is provided which turns the clutch I2δ into the disengaged side by rotating upward, and a clutch lever 4 is provided at the rear of the control handle that is rotatably supported by a lever guide (to). An operating wire 2 is provided between the clutch lever 4 and the clutch arm (2) for interlocking the rotational operation of the clutch lever (3) with the clutch arm (2).
前記伝動ケース（１９前側上部の左側隅部には、前端部
に左右方向の支軸（５）を有する板状のブラケット四を
ボルト締結し、この支軸（５）には、前記ベルト伝動機
構（５）の伝動ベルト器を緊張させる緊張機構（７）の
緊張プーリーロｌを軸装した緊張アームＯＤを回動自在
に設け、この緊張アーム０υの基部には。A plate-shaped bracket 4 having a horizontal support shaft (5) at the front end is bolted to the left corner of the upper front side of the transmission case (19), and the belt transmission mechanism is attached to the support shaft (5). A tensioning arm OD having a tensioning pulley l of the tensioning mechanism (7) for tensioning the power transmission belt device (5) is rotatably provided, and at the base of this tensioning arm 0υ.
操作アーム（至）を前方に向けて突設する。The operating arm (toward) is installed to protrude forward.
前記ブラケット（２１の上端部には、該操作アーム（至
）のほぼ先端方向に向けた孔ＣＩ’Ｊを有する係止具（
１１を左方に向けて突設し、該孔０３には、前端部の引
掛孔とねじ部とからなる緊張杆（０）を挿通させ、この
緊張杆（８）には、当該緊張杆（ロ）を該係止具（Ｉ［
Ｉに締結する一対のナツトＣＩ’０（財）を螺合し、又
該緊張杆（０）の引掛孔と前記操作アーム（至）の端部
との間には、緊張機構（７）のスプリングＯｇを張設す
る。At the upper end of the bracket (21), there is a locking tool (21) having a hole CI'J directed approximately toward the distal end of the operating arm (21).
A tension rod (0) consisting of a hook hole at the front end and a threaded portion is inserted into the hole 03, and the tension rod (8) is provided with a tension rod (0) projecting toward the left. (b)) and the locking tool (I[
A pair of nuts CI'0 (Incorporated) are screwed together to be fastened to I, and a tension mechanism (7) is connected between the hook hole of the tension rod (0) and the end of the operating arm (to). Tension the spring Og.
次に作用について説明する。係止具（１〔にナツト（至
）（ロ）で係止された緊張杆（８）は、スプリング（至
）、操作アーム（ロ）、緊張アーム０υ及び緊張プーリ
ー０１を介して伝動ベルト＋２１を常時緊張させる。Next, the effect will be explained. The tension rod (8) which is locked to the locking tool (1) with the nut (to) (b) is attached to the transmission belt +21 via the spring (to), the operating arm (b), the tension arm 0υ and the tension pulley 01. make me nervous all the time.
原動機（４）の出力軸（ＩＧＩに伝動されるベルト伝動
機構（５）は、クラッチＱａ、伝動ケース（１９内の走
行伝動機構を介して走行車輪（１）（１）に伝動する。The belt transmission mechanism (5) which is transmitted to the output shaft (IGI) of the prime mover (4) transmits the power to the traveling wheels (1) (1) via the clutch Qa and the traveling transmission mechanism in the transmission case (19).
クラッチレバ−四を後方へ回動操作すると、操作ワイヤ
ー１２ｅ、クラッチアーム（２）を介してクラッチＱａ
を切側にさせ、走行車軸（１） ＋１１は停止する。When the clutch lever 4 is rotated backward, the clutch Qa is activated via the operating wire 12e and the clutch arm (2).
is turned to the cut side, and the traveling axle (1) +11 stops.
第３図は前記緊張機構（７）をクラッチとして利用する
場合を示し、前記係止具Ｔ１１の孔０３に、前記アウタ
ーワイヤー（９）端部を嵌合させる孔ＯＱ、操作ワイヤ
ー（イ）を挿通させる孔（ロ）及び係止鍔部（至）とか
らなるアウター止具を嵌合し、このアウター止具の孔ｃ
Ｑと前記クラッチレバ−Ｑ９部とは、前記アウターワイ
ヤー（９）で連結し、このアウターワイヤー（９）内を
挿通する操作ワイヤー１２ｅの前端部には、前記スプリ
ングＯｇを連結する。FIG. 3 shows a case where the tension mechanism (7) is used as a clutch, and a hole OQ into which the end of the outer wire (9) is fitted and an operating wire (A) are inserted into the hole 03 of the locking tool T11. Fit an outer stopper consisting of a hole for insertion (b) and a locking flange (to), and
Q and the clutch lever Q9 are connected by the outer wire (9), and the spring Og is connected to the front end of the operating wire 12e that passes through the outer wire (9).
クラッチレバ−四を後方へ回動操作すると、操作ワイヤ
ー（２）、スプリング０９及びアーム（至）０υを介し
た緊張プーリー（至）の上動によって伝動ベルト（至）
を緊張させ、又逆にクラッチレバ−四を前方へ回動操作
すると、緊張プーリー（至）の下動によって伝動ベルト
（至）を緩み側にさせる。When the clutch lever 4 is rotated backward, the tension pulley (to) is moved upward via the operating wire (2), spring 09 and arm (to) 0υ, causing the transmission belt (to) to move upward.
When the clutch lever 4 is tensioned and, conversely, the clutch lever 4 is rotated forward, the tension pulley (end) moves downward to loosen the transmission belt (end).
図はこの発明の実施例を示すもので、第１図は側面図、
第２図は全体の側面図、第３図は一部を断面せる側面図
である。
図中、符号（４）は原動機、（５）はベルト伝動機構。
（７）は緊張機構、Ｃ８）は緊張杆、（９）はアウター
ワイヤ、（１０は係止具、Ｑｅは操作ワイヤーを示す。The figures show an embodiment of the invention, and Figure 1 is a side view;
FIG. 2 is an overall side view, and FIG. 3 is a partially sectional side view. In the figure, symbol (4) is the prime mover, and (5) is the belt transmission mechanism. (7) is a tension mechanism, C8 is a tension rod, (9) is an outer wire, (10 is a locking device, and Qe is an operating wire.
Claims (1)
機構（５）の緊張機構（７）近傍に、この緊張機構（７
）を常時緊張側にさせる緊張杆（８）又は該緊張機構（
７）を緊緩操作する操作ワイヤー（２６）のアウターワ
イヤー（９）端部を係止しうる係止具（１０）を設けて
なる耕耘機の伝動ベルト緊張装置。This tensioning mechanism (7) is located near the tensioning mechanism (7) of the belt transmission mechanism (5) that transmits power from the prime mover (4) to the traveling transmission mechanism.
) is always on the tension side (8) or the tension mechanism (
7) A power transmission belt tensioning device for a power tiller, which is provided with a locking device (10) capable of locking the end of an outer wire (9) of an operating wire (26) for tightening and tightening the power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9600589A JPH02275162A (en) | 1989-04-14 | 1989-04-14 | Transmission belt tightening device of cultivator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9600589A JPH02275162A (en) | 1989-04-14 | 1989-04-14 | Transmission belt tightening device of cultivator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02275162A true JPH02275162A (en) | 1990-11-09 |
Family
ID=14153024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9600589A Pending JPH02275162A (en) | 1989-04-14 | 1989-04-14 | Transmission belt tightening device of cultivator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02275162A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006189097A (en) * | 2005-01-06 | 2006-07-20 | Yanmar Co Ltd | Front pto structure of working vehicle |
| US7811189B2 (en) * | 2005-12-30 | 2010-10-12 | Tibion Corporation | Deflector assembly |
| US9131873B2 (en) | 2009-02-09 | 2015-09-15 | Alterg, Inc. | Foot pad device and method of obtaining weight data |
| US9474673B2 (en) | 2007-02-14 | 2016-10-25 | Alterg, Inc. | Methods and devices for deep vein thrombosis prevention |
| US9889058B2 (en) | 2013-03-15 | 2018-02-13 | Alterg, Inc. | Orthotic device drive system and method |
| US10179078B2 (en) | 2008-06-05 | 2019-01-15 | Alterg, Inc. | Therapeutic method and device for rehabilitation |
-
1989
- 1989-04-14 JP JP9600589A patent/JPH02275162A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006189097A (en) * | 2005-01-06 | 2006-07-20 | Yanmar Co Ltd | Front pto structure of working vehicle |
| JP4708799B2 (en) * | 2005-01-06 | 2011-06-22 | ヤンマー株式会社 | Front PTO structure of work vehicle |
| US7811189B2 (en) * | 2005-12-30 | 2010-10-12 | Tibion Corporation | Deflector assembly |
| US9474673B2 (en) | 2007-02-14 | 2016-10-25 | Alterg, Inc. | Methods and devices for deep vein thrombosis prevention |
| US10179078B2 (en) | 2008-06-05 | 2019-01-15 | Alterg, Inc. | Therapeutic method and device for rehabilitation |
| US9131873B2 (en) | 2009-02-09 | 2015-09-15 | Alterg, Inc. | Foot pad device and method of obtaining weight data |
| US9889058B2 (en) | 2013-03-15 | 2018-02-13 | Alterg, Inc. | Orthotic device drive system and method |
| US11007105B2 (en) | 2013-03-15 | 2021-05-18 | Alterg, Inc. | Orthotic device drive system and method |
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