JPS60237908A - Reaming automatic stopping mechanism of riding type lawn mower - Google Patents

Reaming automatic stopping mechanism of riding type lawn mower

Info

Publication number
JPS60237908A
JPS60237908A JP9328084A JP9328084A JPS60237908A JP S60237908 A JPS60237908 A JP S60237908A JP 9328084 A JP9328084 A JP 9328084A JP 9328084 A JP9328084 A JP 9328084A JP S60237908 A JPS60237908 A JP S60237908A
Authority
JP
Japan
Prior art keywords
reaping
reaping device
lawn mower
reaming
riding type
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
Application number
JP9328084A
Other languages
Japanese (ja)
Inventor
山下 憲一郎
吉藤 博章
北川 桂樹
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.)
Yanmar Co Ltd
Original Assignee
Yanmar Agricultural Equipment 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 Yanmar Agricultural Equipment Co Ltd filed Critical Yanmar Agricultural Equipment Co Ltd
Priority to JP9328084A priority Critical patent/JPS60237908A/en
Publication of JPS60237908A publication Critical patent/JPS60237908A/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 (イ) 産業上の利用分野 本発明は、乗用芝刈機に設【プた刈取自動停止機構に関
するものである。
DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to an automatic mowing stop mechanism installed in a riding lawn mower.

−1− (ロ) 従来技術 例えば、14間昭57−54505号公報に開示されて
いるように、移動車体の下腹部に屈折リンク機構を介し
て刈取装置切の作業機を装着し、しかも、同作業機と移
動車体との間に、作業機の胃陣を許しかつ左右方向への
横振れを阻止Jる手段を設(プたことを特徴とする作業
機の横振れ防止装置は存在している。
-1- (b) Prior Art For example, as disclosed in Japanese Patent No. 14-Ma 54505, a working machine for cutting off the reaping device is attached to the lower abdomen of a moving vehicle body via a bending link mechanism, and There is no lateral vibration prevention device for a working machine that is characterized by having a means installed between the working machine and the moving vehicle body to allow the working machine to rest and prevent it from lateral vibration. ing.

(ハ) 発明が解決しようとする問題点上記のにうに従
来は、単に作業機を昇降装置を介して移動車体に取付(
プているだ(1で、他には伺ら機能を有しないものであ
った。
(C) Problems to be Solved by the Invention In the past, the work equipment was simply attached to the moving vehicle body via the lifting device (
(1), and no other functions were available.

(ニ) 問題を解決するための手段 本発明の目的は、乗用芝刈機の機体フレーム下方に、支
持機構を介して上下昇降自在に取イ4けた刈取haが、
所定の刈取作業高さ以上に上昇せられると、同刈取装置
への動力伝達が解除されて、同刈取[iの刈取作動が自
動的に停止せられる刈= 2 − 取自動停止機構を提供づ−ることである。
(d) Means for Solving the Problems The object of the present invention is to provide a four-digit reaping ha that can be raised and lowered freely via a support mechanism at the lower part of the body frame of a riding lawn mower.
When the height of the reaping operation exceeds a predetermined height, the power transmission to the reaping device is released and the reaping operation of the reaping device is automatically stopped. - That is.

〈ホ) 作 用 本発明では、上記のように構成り−ることにより、刈取
装置の上昇収納にともなって、同刈取装置の刈取作動を
自動的に停止1−1±しめることができるものである。
(E) Function In the present invention, with the above-described configuration, the reaping operation of the reaping device can be automatically stopped 1-1± as the reaping device is raised and stored. be.

(へ) 発明の効果 本発明によれば、刈取装置を刈取作業高さ以上に上昇せ
しめると、同刈取装置の作動が停止トせられるために、
安全、かつ、スピーディ−に本1幾を移動させることが
できるという効果がある。
(f) Effects of the Invention According to the present invention, when the reaping device is raised above the reaping work height, the operation of the reaping device is stopped.
This has the effect that books can be moved safely and speedily.

(1〜) 実施例 本発明の実施例を図面にもとづき詳説すれば、(A)は
乗用芝刈機を示しており、同芝刈1(△)は、略方形枠
状の機体フレーム(a )の前部に運転台(1)を立設
し、同運転台(1)にはハンドル(2)をIIると共に
、運転台(1)の後方−3− には座席(3)を設【ノ、運転台(1)の前方左右に(
j各々ブレーキペダル(4)、アクセルペダルを設()
ている。
(1~) Embodiments The embodiments of the present invention will be explained in detail based on the drawings. (A) shows a riding lawn mower, and the lawn mower 1 (△) is a machine frame (a) having a substantially rectangular frame shape. A driver's cab (1) is installed in the front, a steering wheel (2) is installed on the driver's cab (1), and a seat (3) is installed at the rear of the driver's cab (1). , to the left and right in front of the driver's cab (1) (
jEach brake pedal (4) and accelerator pedal ()
ing.

機体フレーム(a)の前部には、左右前輪(6)、(6
)”を設(J、後部中央には後輪(7)を段(JてJ3
す、同後輪(7)の車軸ケース(8)両端は、機体フレ
ーム<a )の後部の枠間に軸受(J(9)、(9)′
を介して軸架し、しかも、同後輪〈7)の左側近傍に位
置する車軸ケース(8)には、縦長手状に形成したミッ
ションケース(10)下部を連設しており、同ケース(
10)本体は機体フレーム(a )の後部左側において
やや後傾状態に斜設している。
At the front of the aircraft frame (a), left and right front wheels (6), (6
)" (J, the rear wheel (7) is set in the center of the rear (J3)
Both ends of the axle case (8) of the rear wheel (7) are fitted with bearings (J(9), (9)') between the rear frame of the aircraft frame <a).
The axle case (8) is located near the left side of the rear wheel (7). (
10) The main body is tilted slightly backward on the rear left side of the fuselage frame (a).

座席(3)の右側下方で機体71ノーム(a >上には
、原動機(E)を搭載しており、同原動機(「)の出力
軸(11)からはミッションケース(10)へ伝達ベル
ト(12)を介して動力を伝達づ−べく構成している。
The prime mover (E) is mounted above the fuselage 71 nome (a) below the right side of the seat (3), and a transmission belt ( 12).

従って、原動機(E)が機体フレーム<a)の右側に位
置し、ミッションケース(10)が同フー 4 − レーム(a )の左側に位置1′ることJ=す、本機の
全体バランスが良好どなると共に、本機レイアラl−を
コンバク1〜にまとめることができるものである。
Therefore, if the prime mover (E) is located on the right side of the aircraft frame (a) and the mission case (10) is located on the left side of the frame (a), the overall balance of the aircraft is Not only does it work well, but it also allows you to combine the Layerer l- of this machine into Combat 1~.

(13)は出力軸(11)に設りた出力プーリー、〈1
4)はミッシ」ンケース(10)J二部より右側方へ突
設した入力軸、(15)は、同人力軸(14)に設けた
入力プーリーである。
(13) is the output pulley installed on the output shaft (11), <1
4) is an input shaft protruding from the second part of the mission case (10) to the right side, and (15) is an input pulley provided on the human power shaft (14).

また、機体フレーム(a )の前半部下方には、刈取装
置(M)が上下昇降自在にパンタグラフ式の支持機構(
16)を介して垂設され−Cおり、刈取装置(M)は、
二枚の刈刃(17)、<18)を刈取フレーム(m >
に前後ややずらして左右に配設し、互いに外側方向に回
転しうるように構成している。
In addition, below the front half of the fuselage frame (a), the reaping device (M) can be moved up and down with a pantograph-type support mechanism (
16), the reaping device (M) is vertically installed through the
The two cutting blades (17), <18) are attached to the cutting frame (m >
They are arranged on the left and right with a slight shift in front and back, and are configured so that they can rotate outward relative to each other.

イして、刈取装置(M)の刈刃(17)、<18)の上
方、及び、その周辺には、刈刃ケース(S)が同刈刃(
17)、(18)をノコバーリングする状態で配設され
ており、同ケース(S)の上面と機体フレーム(a)ど
の間に支持機構(1−5− 6)を介設すると共に、同支持機構(16)に連動機構
〈32)を連動連設し、同連動機構〈32)に刈高調節
兼クラッチレバ−(33)を連動連設して、同レバー(
33)を操作することにより、刈取装置(M)の上下昇
降作動、すなわち、刈高調節を可能とすると共に、同刈
取装置(M)を刈取作業高さ以上に上昇せしめると、支
持機構(16)を介して同刈取装置(M)が左側刈刃〈
17)を中心に右側刈刃(18)が後方へ回動変位せら
れて、後述する原動1(E)から同右側刈刃(18)へ
の動力伝達がベル1〜(271)の弛緩により解除せら
れるべく構成している。
The cutting blade case (S) is placed above and around the cutting blades (17) and <18 of the reaping device (M).
17) and (18) are arranged in a saw-barring manner, and a support mechanism (1-5-6) is interposed between the top surface of the case (S) and the fuselage frame (a). An interlocking mechanism (32) is interlocked with the support mechanism (16), and a cutting height adjustment/clutch lever (33) is interlocked with the interlocking mechanism (32).
By operating the reaping device (M), it is possible to raise and lower the reaping device (M), that is, to adjust the cutting height, and when the reaping device (M) is raised above the reaping work height, the support mechanism ( ), the same reaping device (M) is connected to the left side reaping blade.
17), the right cutting blade (18) is rotated rearward, and the power is transmitted from the driving force 1 (E) to the right cutting blade (18), which will be described later, due to the relaxation of the bells 1 to (271). It is configured so that it can be canceled.

づなわち、支持機構〈16)は、刈取装置(M)と機体
フレーム(a)とを前後左右側四個所にて各々連結ター
るく字状リンク杆(34)と回転用タイロッド(35)
より成り、く字状リンク杆(34)は、中央に折曲自在
の枢支部(36)を設け、同相支部(36)を前方に位
置せしめたく字状態にて、上下端を各々機体フレーム(
a )ど刈取装置(M)の刈刃ケース(S ) −に而
に連結ブラケツ−6− 1・(37)を介して枢支〈38)連結しており、また
、連動機構(32)は、右側前後に配した各く字状リン
ク杆(34)、(34)上端より、各々前後連動杆(3
9)、(−10)を延設し、同連動杆(39)、(40
>をタイロッド(41)を介して連動連結して、前連動
+T(39)上端と刈高調節兼クラッチレバ−(33)
とを連結杆(42)を介して連動連結することにより構
成しているものである。
In other words, the support mechanism (16) connects the reaping device (M) and the fuselage frame (a) at four locations on the front, rear, left, and right sides, respectively, using a turquoise link rod (34) and a rotating tie rod (35).
The dog-shaped link rod (34) has a bendable pivot part (36) in the center, and the same-phase part (36) is positioned forward in a dogleg shape, with the upper and lower ends connected to the fuselage frame (36).
a) The cutting blade case (S) of the reaping device (M) is pivotally connected to the blade case (S) through the connecting bracket 6-1 (37), and the interlocking mechanism (32) is , from the upper end of each dogleg-shaped link rod (34), (34) arranged on the front and rear right sides, the front and rear link rods (3
9) and (-10) are extended, and the interlocking rods (39) and (40) are extended.
> are interlocked and connected via the tie rod (41), and the upper end of the front interlocking +T (39) and the cutting height adjustment/clutch lever (33)
This is constructed by interlocking and connecting the two via a connecting rod (42).

刈高調節前クラッf1ツバ−(33)は、機体フレーム
(a)前部」;り座席(3)の左側前方へ立設している
ものである。
The cutting height adjustment front clamp f1 collar (33) is installed at the front of the fuselage frame (a); on the left side and in front of the seat (3).

なお、刈取装置(M)の刈取停止機構は、上記の構成に
限らず、同刈取装置(M)の刈取作業高さ以上の、[昇
に伴って動力の切断作動がなされる構造であればよいし
のである。
Note that the reaping stop mechanism of the reaping device (M) is not limited to the above configuration, but may be of a structure in which the power is cut off as the reaping device (M) rises above the reaping work height of the reaping device (M). It's a good thing.

刈刃(17)、(18)の軸体(20)、<21)は上
方に延設して、各軸体(20)、(21)上端には各々
刈取入力プーリー(22>、(23)を連設し、同人力
プーリー(22>、(23)には、−7= 原動機(「)の出力軸(11)、1:り動力伝達機構(
B)を介して動力が伝達されるように構成しているもの
で゛あり、同動力伝達機構(B)は、出力軸(11)先
端に刈取出力プーリー(25)を連設し、同プーリー(
25)近傍にプーリー支持部材(26)を配して、同支
持部材(26)に中継プーリー(27)を設(プ、同プ
ーリー(27)と、右側刈刃(18)の軸体(21)に
連設した刈取入力プーリー(23)とにベルト(24)
を懸架づるど共に、同プーリー(27)と刈取出力プー
リー(25)とを連lll1連結して、原動機(E)J
:り右側刈刃(18)への動力伝達が円滑に行えるよう
にしており、(28)は噛合ギV、(29)は右側刈刃
(18)から左側刈刃(17)へ動力を伝3!’Jるた
めの連動ベルトを示し−Cいる。
The shafts (20), <21) of the cutting blades (17), (18) extend upward, and the upper ends of the shafts (20), (21) are provided with reaping input pulleys (22>, (23), respectively. ) are connected in series, and the manual pulleys (22>, (23) have −7= output shaft (11) of the prime mover (“), 1: ri power transmission mechanism (
The power transmission mechanism (B) includes a reaping output pulley (25) connected to the tip of the output shaft (11), and (
25) Arrange a pulley support member (26) nearby, and install a relay pulley (27) on the support member (26). ) and the belt (24) connected to the reaping input pulley (23).
The same pulley (27) and the reaping output pulley (25) are connected in series together with the suspension rope, and the prime mover (E)
: The power transmission to the right cutting blade (18) can be performed smoothly, (28) is the meshing gear V, and (29) is the transmission of power from the right cutting blade (18) to the left cutting blade (17). 3! 'C shows the interlocking belt for J.

(30)は、連動ベル1〜(29)中途に配設したテン
シ」ンクラッヂ機構、(31)は刈取りラッチレバーで
ある。
(30) is a tension linkage mechanism disposed midway between the interlocking bells 1 to (29), and (31) is a reaping latch lever.

(43)は草排出ダク1〜であり、同ダクト(43)前
端は刈刃ケース(S)の左右側後面に各々−8一 連通し、同ダク1〜(43)の後端には、可撓性合成樹
脂にて蛇腹状に形成した連結パイプ(44)を介して本
機後方に連結した集草ボックス(C)等とダクト(43
)とが着脱自在で、しかも、着脱作業が簡便に行えるべ
く構成している。
(43) are grass discharge ducts 1~, the front ends of the ducts (43) pass through -8 series on the left and right rear surfaces of the cutting blade case (S), and the rear ends of the ducts 1~(43) have movable parts. A grass collection box (C), etc. and a duct (43) are connected to the rear of the machine via a bellows-shaped connecting pipe (44) made of flexible synthetic resin.
) are removable and are designed to be easily attached and detached.

(45)は転倒防止用のソリ体であり、同ソリ体(45
)はソリ形状に形成して後輪(7)の車軸ケース(8)
両側に、上端を内側方へ回動自在に取付け、各ソリ体(
45)、(45)中火部と軸受け(9)、(9) との
間には付勢スプリング(46)、(46)を設けて、同
スプリング(46)、(46)により同ソリ体(4−5
> 。
(45) is a sled body for preventing falling;
) is formed into a sled shape to attach the axle case (8) of the rear wheel (7).
Attach the upper end to both sides so that it can rotate freely inward, and attach each sled body (
45), (45) Biasing springs (46), (46) are provided between the medium heat section and the bearings (9), (9), and the springs (46), (46) actuate the sled body. (4-5
>.

(45)を鉛直下方へ垂下保持せしめるべく構成し、し
かも、同ソリ体(45)には引張ワイヤ(47)を連結
して、同ワイヤ〈47)を介して同ソリ体(45)を内
側方へ回動収納可能に構成している。 同ソリ体〈45
)は、機体が転倒角以上に傾いた場合に使用することに
j:す、安全に作業を行えることができるものであり、
平坦地での作業時には、同ソリ体(45)を収納状態に
し−9= ておりばJ:いものである。
(45) is configured to hang vertically downward, and a tension wire (47) is connected to the sled body (45), and the sled body (45) is connected to the inner side via the wire (47). It is configured so that it can be rotated towards the side for storage. Same solid body〈45
) is to be used when the aircraft is tilted beyond the tipping angle, allowing work to be carried out safely.
When working on flat ground, if the sled body (45) is stored in the -9= J: It is a bad thing.

そして、ソリ体(45)はソリ形状に形成しているため
に芝等を傷めず、機体の走行時の抵抗にもならないもの
である。
Since the sled body (45) is formed into a sled shape, it does not damage grass or the like and does not create resistance when the machine is running.

(48)は補助輪であり、同補助輪(48)は後輪(7
)よりも車輪径を小径に形成して、ソリ体(45)の代
わりに後輪(7)の左右側に位置する車軸ケース(8)
に、同後輪と連動状態、ないしは、フリー状態に連設り
ることにより、本機の安定性、及び、旋回の良好性の向
上をかはることができるものである。
(48) is the auxiliary wheel, and the auxiliary wheel (48) is the rear wheel (7
), the axle case (8) is positioned on the left and right sides of the rear wheel (7) instead of the sled body (45).
Furthermore, by connecting the rear wheels in an interlocking state or in a free state, it is possible to improve the stability and turning performance of the machine.

(49)は刈取装置(M)に設(Jた補助ホイール、(
19)は変速レバー、そして、(5)は走行うラッチ機
構を示している。
(49) is the auxiliary wheel installed on the reaping device (M), (
19) shows a gear shift lever, and (5) shows a latch mechanism for running.

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

第1図は、本発明による刈取自動停止機構を有J−る乗
用芝刈機の側面図。 第2図は、同要部平面図。 第3図は、同要部の背面図、。 −10− 第4図は、他の実施例を示す平面図。 (A):乗用芝刈機 (B):動力伝達機構 (M):刈取装置 (a)二機体フレーム (16):支持機構 特許出願人 ヤンマー農機株式会社 代理人 松 尾 憲 −部 −11−
FIG. 1 is a side view of a riding lawn mower equipped with an automatic mowing stop mechanism according to the present invention. FIG. 2 is a plan view of the main part. Figure 3 is a rear view of the main parts. -10- FIG. 4 is a plan view showing another embodiment. (A): Riding lawn mower (B): Power transmission mechanism (M): Reaping device (a) Two-body frame (16): Support mechanism Patent applicant Yanmar Agricultural Machinery Co., Ltd. Agent Ken Matsuo -Part-11-

Claims (1)

【特許請求の範囲】 1) 乗用芝刈機(A)の機体フレーム(a>下方に、
支持機411(16)を介して刈取装置(M)を上下昇
降自在に取付【ノ、同刈取装置(M)と機体フレーム(
a)に搭載した原動機(E)とを動力伝達機構([3)
を介し−C連動連結し、同刈取装置(M)が所定の刈取
作業高さ以上に上昇せ1うれると、同刈取装置(M)へ
の動力伝達が解除されるべく構成してなる乗用芝刈機の
刈取自動停止機構。
[Claims] 1) A body frame of a riding lawn mower (A) (a> below,
The reaping device (M) is attached via the support machine 411 (16) so that it can be raised and lowered freely.
The prime mover (E) installed in a) is connected to the power transmission mechanism ([3)
-C is interlocked and connected through the reaping device (M), and when the reaping device (M) is raised above a predetermined reaping work height, the power transmission to the reaping device (M) is released. Automatic mowing stop mechanism for lawn mowers.
JP9328084A 1984-05-09 1984-05-09 Reaming automatic stopping mechanism of riding type lawn mower Pending JPS60237908A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9328084A JPS60237908A (en) 1984-05-09 1984-05-09 Reaming automatic stopping mechanism of riding type lawn mower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9328084A JPS60237908A (en) 1984-05-09 1984-05-09 Reaming automatic stopping mechanism of riding type lawn mower

Publications (1)

Publication Number Publication Date
JPS60237908A true JPS60237908A (en) 1985-11-26

Family

ID=14078017

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9328084A Pending JPS60237908A (en) 1984-05-09 1984-05-09 Reaming automatic stopping mechanism of riding type lawn mower

Country Status (1)

Country Link
JP (1) JPS60237908A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6345138U (en) * 1986-09-10 1988-03-26
JPH08228552A (en) * 1995-12-21 1996-09-10 Ooretsuku:Kk Braking of cutter in mower

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6345138U (en) * 1986-09-10 1988-03-26
JPH0534508Y2 (en) * 1986-09-10 1993-09-01
JPH08228552A (en) * 1995-12-21 1996-09-10 Ooretsuku:Kk Braking of cutter in mower

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