JPS62108035U - - Google Patents
Info
- Publication number
- JPS62108035U JPS62108035U JP1985201184U JP20118485U JPS62108035U JP S62108035 U JPS62108035 U JP S62108035U JP 1985201184 U JP1985201184 U JP 1985201184U JP 20118485 U JP20118485 U JP 20118485U JP S62108035 U JPS62108035 U JP S62108035U
- Authority
- JP
- Japan
- Prior art keywords
- transmission
- traveling
- transmission device
- hydraulically operated
- lowest speed
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000009849 deactivation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Transmission Device (AREA)
- Combines (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
- Arrangement Of Transmissions (AREA)
Description
図面は本考案に係る作業車の走行用伝動装置の
実施例を示し、第１図は油圧回路図、第２図は伝
動装置の概略図、第３図はコンバイン前部の側面
図である。
１３……入力軸、１７……走行用副変速装置、
１８……走行用主変速装置、３０，３１，３２，
３３，４８，４９……油圧操作式クラツチ、３８
……主変速バルブ、４１……一方向クラツチ、４
５……出力軸、５２……副変速バルブ、５３，５
５，５６……伝動機構、５７……副変速操作具、
６２……切り操作機構、Ｌ１……第１最低速位置
、Ｌ２……第２最低速位置、Ｍ，Ｈ……操作位置
。
The drawings show an embodiment of the transmission device for driving a working vehicle according to the present invention, in which FIG. 1 is a hydraulic circuit diagram, FIG. 2 is a schematic diagram of the transmission device, and FIG. 3 is a side view of the front part of a combine harvester. 13... Input shaft, 17... Travel sub-transmission device,
18... Main transmission for traveling, 30, 31, 32,
33, 48, 49...Hydraulic operated clutch, 38
...Main transmission valve, 41...One-way clutch, 4
5...Output shaft, 52...Sub-shift valve, 53,5
5, 56...Transmission mechanism, 57...Sub-shift operation tool,
62...Cut operation mechanism, L1 ...First lowest speed position, L2 ...Second lowest speed position, M, H...Operation position.
Claims (1)
ラツチ３０，３１，３２，３３の主変速バルブ３
８による操作によつて切換え操作されるように構
成し、走行用副変速装置１７を構成するに、入力
軸１３と出力軸４５を連動させる複数の伝動機構
５３，５５，５６のうち最低速用の前記伝動機構
５３に特定回転方向の回動力のみが伝達される一
方向クラツチ４１を備えさせ、かつ、最低速用の
前記伝動機構５３以外の前記伝動機構５５，５６
に油圧操作式クラツチ４８，４９を副変速バルブ
５２によつて操作される状態で備えさせてある作
業車の走行用伝動装置であつて、副変速操作具５
７に第１最低速位置Ｌ１と第２最低速位置Ｌ２と
を備えさせると共に、主変速用の全ての前記油圧
操作式クラツチ３０，３１，３２，３３に作用す
る解除自在な切り操作機構６２を、前記第１最低
速位置Ｌ１に前記副変速操作具５７が在ると自動
的に作用状態になり、かつ、前記第１最低速位置
Ｌ１以外の操作位置Ｌ２，Ｍ，Ｈに前記副変速操
作具５７が在ると自動的に作用解除状態になるよ
うに前記副変速操作具５７に連係させてある作業
車の走行用伝動装置。 主変速用の前記油圧操作式クラツチ３０，３
１，３２，３３が給油されて入りになるクラツチ
であり、前記切り操作機構６３が前記油圧操作式
クラツチを排油状態にする機構である実用新案登
録請求の範囲第項に記載の走行用伝動装置。 前記走行用副変速装置１７が最低速用の前記
伝動機構５３以外の前記伝動機構５５，５６を複
数個有している装置である実用新案登録請求の範
囲第項または第項に記載の走行用伝動装置。[Scope of Claim for Utility Model Registration] The main transmission device 18 for traveling is comprised of a plurality of hydraulically operated clutches 30, 31, 32, 33 and main transmission valves 3.
8, the driving sub-transmission device 17 is configured such that the transmission mechanism 53, 55, 56 for interlocking the input shaft 13 and the output shaft 45 has the lowest speed. The transmission mechanism 53 is provided with a one-way clutch 41 to which only rotational force in a specific rotational direction is transmitted, and the transmission mechanisms 55 and 56 other than the transmission mechanism 53 for the lowest speed are provided.
A traveling transmission device for a working vehicle, which is equipped with hydraulically operated clutches 48 and 49 operated by an auxiliary shift valve 52, and the auxiliary shift operating tool 5
7 has a first minimum speed position L1 and a second minimum speed position L2 , and a releasable switching mechanism that acts on all the hydraulically operated clutches 30, 31, 32, 33 for main shifting. 62 is automatically activated when the sub-shift operation tool 57 is at the first lowest speed position L1 , and at any operating position L2 , M, H other than the first lowest speed position L1 . A traveling transmission device for a work vehicle, which is linked to the auxiliary shift operating tool 57 so as to automatically enter a deactivation state when the auxiliary shift operating tool 57 is present. Said hydraulically operated clutch 30, 3 for main transmission
1, 32, and 33 are clutches that are engaged when supplied with oil, and the switching operation mechanism 63 is a mechanism that brings the hydraulically operated clutch into an oil draining state. Device. The vehicle for traveling according to claim 1 or 2, wherein the auxiliary transmission device 17 for traveling is a device having a plurality of transmission mechanisms 55 and 56 other than the transmission mechanism 53 for lowest speed. Transmission device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985201184U JPH0442602Y2 (en) | 1985-12-26 | 1985-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985201184U JPH0442602Y2 (en) | 1985-12-26 | 1985-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62108035U true JPS62108035U (en) | 1987-07-10 |
| JPH0442602Y2 JPH0442602Y2 (en) | 1992-10-08 |
Family
ID=31164400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985201184U Expired JPH0442602Y2 (en) | 1985-12-26 | 1985-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442602Y2 (en) |
-
1985
- 1985-12-26 JP JP1985201184U patent/JPH0442602Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0442602Y2 (en) | 1992-10-08 |
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