JPH0254041B2 - - Google Patents
Info
- Publication number
- JPH0254041B2 JPH0254041B2 JP56173301A JP17330181A JPH0254041B2 JP H0254041 B2 JPH0254041 B2 JP H0254041B2 JP 56173301 A JP56173301 A JP 56173301A JP 17330181 A JP17330181 A JP 17330181A JP H0254041 B2 JPH0254041 B2 JP H0254041B2
- Authority
- JP
- Japan
- Prior art keywords
- joint member
- link mechanism
- hydraulic cylinder
- cylinder device
- base
- 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
Landscapes
- Transplanting Machines (AREA)
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、乗用車体の後部に昇降リンク機構
を介して田植装置を連結した乗用型田植機に関す
るものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a riding-type rice transplanter in which a rice-transplanting device is connected to the rear of a passenger vehicle body via an elevating link mechanism.
乗用型田植機は、作業を能率的に行うための一
手段として、田植作業機において生ずる枕地を可
及的に小さくすることが望ましいが、そのために
は該田植機を回行する際の回行半径を小にするこ
とを必要とし、これには、機体の全長を短かくし
なければならない。そこで、その手段として、乗
用車体の後輪間に存在するフレームを省略し、こ
の間に、田植装置の昇降リンク機構および該リン
ク機構を作動させる油圧シリンダ装置、さらには
田植装置へ動力を伝達する伝動軸などを配設する
ものが、提案されている。
As a means of efficiently carrying out work, it is desirable for riding rice transplanters to minimize the headland created by the rice transplanter, but in order to do so, it is necessary to It is necessary to reduce the row radius, which requires shortening the overall length of the aircraft. Therefore, as a means of achieving this, the frame existing between the rear wheels of the passenger vehicle body is omitted, and between this frame, a lifting link mechanism of the rice transplanting device, a hydraulic cylinder device that operates the link mechanism, and a transmission that transmits power to the rice transplanting device are provided. One in which a shaft or the like is arranged has been proposed.
ところで、このような乗用型田植機においては
上記の昇降リンク機構の基部を枢支する支柱の配
置構造、およびリンク機構を上下動させる油圧シ
リンダ装置の配置位置などを考慮しないと、これ
らの機能を十分に発揮できないばかりでなく、強
度的にも、また、保守管理の上からも問題を生じ
やすかつた。
By the way, in such a riding type rice transplanter, these functions cannot be performed unless consideration is given to the arrangement structure of the struts that pivotally support the base of the above-mentioned elevating link mechanism, and the arrangement position of the hydraulic cylinder device that moves the link mechanism up and down. Not only could they not be used to their full potential, but they also tended to cause problems in terms of strength and maintenance.
本発明は上記の課題を解決することを目的にな
されたものである。 The present invention has been made to solve the above problems.
上記の目的を達成するためにこの発明は、乗用
車体のミツシヨンケースの左右両側に前端部を固
着して後方斜め下方へ延伸させ、その後端部に後
輪を軸支するようにした一対の伝動ケースを、継
ぎ部材によつて連結して、該継ぎ部材を支柱を設
けてこれに上記昇降リンク機構の基部を枢着し、
上記ミツシヨンケースの後側下部に上記油圧シリ
ンダ装置の基部を枢着し、該シリンダ装置のピス
トンロツド側を上記継ぎ部材の上側を通り、上方
に向うように配設したことを特徴とするものであ
る。
In order to achieve the above-mentioned object, this invention has a pair of front ends fixed to both left and right sides of a transmission case of a passenger car body, extending rearward and obliquely downward, and having a rear wheel pivotally supported on the rear ends. The transmission cases are connected by a connecting member, and the connecting member is provided with a support, to which the base of the elevating link mechanism is pivotally connected,
The base of the hydraulic cylinder device is pivotally attached to the rear lower part of the transmission case, and the piston rod side of the cylinder device is disposed so as to pass above the joint member and face upward. be.
上記の構成によつて、後輪間の広い空間におい
て昇降リンク機構がシリンダ装置によつて自在に
上下動し、しかも油圧シリンダ装置は、昇降リン
ク機構の分解組立時に継ぎ部材に支持されるから
作業が極めてやり易くなる。
With the above configuration, the elevating link mechanism can freely move up and down with the cylinder device in the wide space between the rear wheels, and the hydraulic cylinder device is supported by the joint member when disassembling and reassembling the elevating link mechanism. becomes extremely easy to do.
以下、図面に沿つてこの発明の実施例を説明す
る。
Embodiments of the present invention will be described below with reference to the drawings.
第１図および第２図において、符号１は乗用車
体、２は田植装置で昇降リンク機構３により乗用
車体１の後部に上下動可能に懸架されている。乗
用車体１は、フレーム４に支持されているエンジ
ン、ミツシヨンケース５、該ケース５の両側に前
端部を固着し、後方斜め下方に向けて延出され、
後端部に軸支された後輪７に動力を伝達するため
の、例えばチエンケースからなる伝動ケース６な
どを有し、該ケース６の後端部に軸支されている
後輪７は、該ケース６内の伝動機構を介して駆動
されるようになつている。 In FIGS. 1 and 2, reference numeral 1 denotes a passenger vehicle body, and 2 a rice transplanting device, which is suspended at the rear of the passenger vehicle body 1 by an elevating link mechanism 3 so as to be movable up and down. The passenger vehicle body 1 includes an engine supported by a frame 4, a transmission case 5, a front end fixed to both sides of the case 5, and extends rearward and obliquely downward.
It has a transmission case 6 made of, for example, a chain case for transmitting power to the rear wheel 7 that is pivotally supported at the rear end, and the rear wheel 7 that is pivotally supported at the rear end of the case 6. It is designed to be driven via a transmission mechanism within the case 6.
乗用車体１は、このように形成されているから
後輪７の間には、フレーム４および左右の後輪
７，７を連結する車軸などがなく、従つて、油圧
シリンダ８は、乗用車体１の左右方向ほぼ中央に
位置してその基端がミツシヨンケース５の後側下
部にピン９で支持されている。 Since the passenger vehicle body 1 is formed in this manner, there is no axle or the like between the rear wheels 7 that connects the frame 4 and the left and right rear wheels 7, 7. Therefore, the hydraulic cylinder 8 is connected to the passenger vehicle body 1. The base end thereof is supported by a pin 9 at the rear lower part of the transmission case 5.
左右の伝動ケース６の中間部を連結、固定する
例えば、パイプなどより成る継ぎ部材１０を介し
て下部を該ケース６に連結、固定されている一対
の左右のリンクアーム１１は、第３図に詳記する
ように、座板１２により上部を連結してＨ型状の
ブラケツト１３として形成され、これに継ぎ部材
の上部を通つて上方に向うように配設された油圧
シリンダ８のピストンロツド１４に連結されるリ
フトアーム１５と一体的に回動するアツパリンク
１６の基部を、ピン１７により、また、ロアリン
ク１８の基部を、ピン１９によりそれぞれ上下に
回動可能に枢支して昇降リンク機構３を構成し、
該機構３は、上記ピストンロツド１４の伸縮によ
り田植装置２を上下動するようになつている。 A pair of left and right link arms 11 whose lower portions are connected and fixed to the left and right transmission cases 6 via a joint member 10 made of, for example, a pipe, which connects and fixes the middle parts of the left and right transmission cases 6, are shown in FIG. As will be described in detail, an H-shaped bracket 13 is formed by connecting the upper part with a seat plate 12, and a piston rod 14 of a hydraulic cylinder 8 is disposed upwardly through the upper part of the joint member. The base of the upper link 16, which rotates integrally with the lift arm 15 connected thereto, is pivoted by a pin 17, and the base of the lower link 18 is pivoted vertically by a pin 19, thereby forming the elevating link mechanism 3. constitutes,
The mechanism 3 is configured to move the rice transplanting device 2 up and down by the expansion and contraction of the piston rod 14.
また、上記Ｈ型状のブラケツト１３の上部には
左右のリンクアーム１１を連結する座板１２、こ
れに垂直方向に立設する支持管２０などより成る
座席取付枠２１を固設すると共に、支持管２０の
上部に座席２２を起伏可能に枢支する座席保持板
２３を固着し、座席２２または座席保持板２３に
は、ストツパ２４を配設している。 In addition, a seat mounting frame 21 consisting of a seat plate 12 connecting the left and right link arms 11, a support tube 20 vertically erected thereon, etc. is fixed to the upper part of the H-shaped bracket 13. A seat holding plate 23 for pivotally supporting the seat 22 so as to be raised and lowered is fixed to the upper part of the tube 20, and a stopper 24 is provided on the seat 22 or the seat holding plate 23.
なお、Ｈ型状のブラケツト１３は、さらに連結
部材２５により補強されることもある。 Note that the H-shaped bracket 13 may be further reinforced by a connecting member 25.
この発明は、上記したように、乗用車体１の後
部に、油圧シリンダ８により作動するアツパリン
ク１６、ロアリンク１８などより成る昇降リンク
機構３により連結されて上下動する田植装置２を
備えた乗用型田植機において、ミツシヨンケース
５の両側に前端部を固設され後方斜め下方へと延
伸し、その後端部に後輪を軸支するようにした一
対の伝動ケース６を、継ぎ部材１０を介して連結
し、この継ぎ部材１０に、上記アツパリンク１
６、ロアリンク１８などの基部を上下に回動可能
に枢支するリンクアーム１１を固着し、また、こ
れらリンク１６，１８を作動させる油圧シリンダ
８の基部をミツシヨンケース５の後側下部に支持
し、該シリンダ８のピストンロツド１４側を継ぎ
部材１０の上側を通り、上方に向うように配設し
たので、乗用車体１は、後輪７，７の間のフレー
ム、左右の後輪の連結する車軸などがないこと、
後車輪の間に位置する支柱（リンクアーム１１）
を介して田植装置２を上下動する昇降リンク機構
３が装着されることにより、乗用型田植機１は、
その長さが著しく短縮化され、ひいてはその回行
半径が小さくなり、作業能率が向上し、また、昇
降リンク機構３の分解、組立などに際しては、油
圧シリンダ８のピストンロツド１４側が継ぎ部材
１０に支持されるので、これらの作業を容易に
し、保守管理上便利であり、さらに、強度的にも
問題がなく、その構造は簡単で小型、軽量になる
という効果がある。
As described above, this invention is a passenger type vehicle equipped with a rice transplanting device 2 connected to the rear part of a passenger vehicle body 1 and moved up and down by an elevating link mechanism 3 consisting of an upper link 16, a lower link 18, etc. operated by a hydraulic cylinder 8. In the rice transplanter, a pair of transmission cases 6 whose front ends are fixed to both sides of a transmission case 5 and extend rearward and diagonally downward, and whose rear ends pivotally support a rear wheel, are connected via a joint member 10. and connect the connecting member 10 with the above-mentioned upper link 1.
6. Fix the link arm 11 that supports the base of the lower link 18 so as to be able to rotate up and down, and also attach the base of the hydraulic cylinder 8 that operates these links 16 and 18 to the rear lower part of the transmission case 5. The piston rod 14 side of the cylinder 8 passes above the joint member 10 and is disposed so as to face upward, so that the passenger vehicle body 1 has a frame between the rear wheels 7 and a connection between the left and right rear wheels. There is no axle etc. to
Strut located between the rear wheels (link arm 11)
The riding-type rice transplanter 1 is equipped with an elevating link mechanism 3 that moves the rice transplanter 2 up and down through the
The length of the piston rod 14 of the hydraulic cylinder 8 is significantly shortened, which in turn reduces the radius of rotation, improving work efficiency. Therefore, it facilitates these operations, is convenient in terms of maintenance and management, and has the advantage that there is no problem in terms of strength, and its structure is simple, compact, and lightweight.
第１図は、本発明の一実施例を示す田植機全体
の側面図、第２図は同部分平面図、第３図は要部
の平面図である。
１…乗用車体、３…田植装置の昇降リンク機
構、６…伝動ケース、８…油圧シリンダ、１０…
継ぎ部材、１１…リンクアーム、１３…Ｈ型状ブ
ラケツト、１４…ピストンロツド、１５…リフト
アーム、１６…アツパリンク、１８…ロアリン
ク。
FIG. 1 is a side view of the entire rice transplanter showing an embodiment of the present invention, FIG. 2 is a partial plan view of the same, and FIG. 3 is a plan view of the main parts. DESCRIPTION OF SYMBOLS 1...Passenger vehicle body, 3...Elevating link mechanism of rice transplanting device, 6...Transmission case, 8...Hydraulic cylinder, 10...
Joint member, 11...Link arm, 13...H-shaped bracket, 14...Piston rod, 15...Lift arm, 16...Upper link, 18...Lower link.
Claims (1)
上下動する昇降リンク機構を介して田植装置を連
結した乗用型田植機において、 ミツシヨンケースの左右両側に前端部を固着し
て後方斜め下方へ延伸させ、その後端部に後輪を
軸支するようにした一対の伝動ケースを継ぎ部材
によつて連結し、該継ぎ部材に支柱を設けてこれ
に上記昇降リンク機構の基部を枢着し、 上記ミツシヨンケースの後側下部に上記油圧シ
リンダ装置の基部を枢着し、該シリンダ装置のピ
ストンロツド側を上記継ぎ部材の上側を通り、上
方に向うように配設したことを特徴とする乗用型
田植機。[Scope of Claims] 1. In a riding rice transplanter in which a rice transplanting device is connected to the rear of a passenger vehicle body via an elevating link mechanism that moves up and down by a hydraulic cylinder device, the front end is fixed to both left and right sides of a transmission case. A pair of transmission cases extending diagonally downward to the rear and having rear wheels pivotally supported at their rear ends are connected by a joint member, a support is provided on the joint member, and the base of the elevating link mechanism is attached to the support. The base of the hydraulic cylinder device is pivotally connected to the rear lower part of the transmission case, and the piston rod side of the cylinder device is disposed so as to pass above the joint member and face upward. A riding rice transplanter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17330181A JPS589607A (en) | 1981-10-28 | 1981-10-28 | Riding rice transplanter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17330181A JPS589607A (en) | 1981-10-28 | 1981-10-28 | Riding rice transplanter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS589607A JPS589607A (en) | 1983-01-20 |
| JPH0254041B2 true JPH0254041B2 (en) | 1990-11-20 |
Family
ID=15957900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17330181A Granted JPS589607A (en) | 1981-10-28 | 1981-10-28 | Riding rice transplanter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS589607A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0590154U (en) * | 1992-04-21 | 1993-12-07 | サンデン株式会社 | Pump control device for liquid fuel supply device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0636652Y2 (en) * | 1987-02-20 | 1994-09-28 | ヤンマー農機株式会社 | Lifting device for seedling planting equipment in riding type rice transplanter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3814188A (en) * | 1972-10-02 | 1974-06-04 | Allis Chalmers | Electronic draft load sensing system |
-
1981
- 1981-10-28 JP JP17330181A patent/JPS589607A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0590154U (en) * | 1992-04-21 | 1993-12-07 | サンデン株式会社 | Pump control device for liquid fuel supply device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS589607A (en) | 1983-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3408798A (en) | Means for automatically leveling a vehicle | |
| US2360654A (en) | Mobile loading apparatus | |
| DE69912562D1 (en) | Suspension system with a rigid swing axle, especially for tractors | |
| JPH0254041B2 (en) | ||
| GB2188903A (en) | Transportable, articulated-arm crane comprising three hydraulically actuated members | |
| JP2824694B2 (en) | Aircraft control device for crawler traveling vehicle | |
| JPS6134182Y2 (en) | ||
| EP0230533A1 (en) | Excavator | |
| US3088611A (en) | Tractor mounted lift | |
| JPH0123212Y2 (en) | ||
| CN208915187U (en) | Special vehicle for disassembly and assembly of tracked construction machinery rollers | |
| DE3882868D1 (en) | PUNCH CARE. | |
| JPS6026568Y2 (en) | Position control device for tractors | |
| JPS6081728U (en) | Adjustment mechanism for the root cutting angle and root cutting height of the self-propelled Ganjo harvester | |
| JPS6224621Y2 (en) | ||
| JPS6235654Y2 (en) | ||
| JPS6235653Y2 (en) | ||
| JPS585610Y2 (en) | Suspension mechanism of rice transplanter | |
| JPS5937427Y2 (en) | Elevated work vehicle | |
| JPS621854Y2 (en) | ||
| JP2811303B2 (en) | Rear wheel suspension for automobile | |
| JPS583444Y2 (en) | Auxiliary spring device for riding rice transplanters, etc. | |
| RU11527U1 (en) | MANAGED VEHICLE BRIDGE | |
| JPS591445Y2 (en) | Conveyance equipment such as work equipment | |
| JPH0328728Y2 (en) |