JPH0398359U - - Google Patents
Info
- Publication number
- JPH0398359U JPH0398359U JP629190U JP629190U JPH0398359U JP H0398359 U JPH0398359 U JP H0398359U JP 629190 U JP629190 U JP 629190U JP 629190 U JP629190 U JP 629190U JP H0398359 U JPH0398359 U JP H0398359U
- Authority
- JP
- Japan
- Prior art keywords
- front wheel
- speed change
- wet type
- type multi
- wheel transmission
- 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 9
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Arrangement And Driving Of Transmission Devices (AREA)
- Transmission Devices (AREA)
- Gear-Shifting Mechanisms (AREA)
Description
図面は本考案の一実施例を示すものであつて、
第1図は前輪変速装置の断面図、第2図は走行伝
動装置の伝動系統図、第3図は変速切換操作部の
縦断面図、第4図は同上横断面図、第5図は変速
操作部の斜視図、第6図は同上前輪増速待機部の
断面図、第7図は油圧回路図、第8図は制御回路
図、第9図は農用トラクタの側面図、第10図は
変速スリーブの位置決め装置を示すための前輪変
速装置の断面図、第11図は同上横断面図、第1
2図は組み立て調節状態を示す断面図、第13図
は同上完了状態を示す断面図である。
7……クラツチハウジング、8……ミツシヨン
ケース、16……駆動軸、19……歯車、20a
,20b……変速駆動歯車、23……従動軸、2
4,26……変速従動歯車、25……ボス、28
……ボール、30……切換スリーブ、36……湿
式多板クラツチ。
The drawings show one embodiment of the present invention,
Fig. 1 is a sectional view of the front wheel transmission, Fig. 2 is a transmission system diagram of the traveling transmission, Fig. 3 is a longitudinal sectional view of the gear change operation section, Fig. 4 is a cross-sectional view of the same as above, and Fig. 5 is the gear shift diagram. FIG. 6 is a sectional view of the front wheel speed increase standby section, FIG. 7 is a hydraulic circuit diagram, FIG. 8 is a control circuit diagram, FIG. 9 is a side view of the agricultural tractor, and FIG. 10 is a perspective view of the operating section. 11 is a cross-sectional view of the front wheel transmission to show the positioning device of the speed-changing sleeve; FIG.
FIG. 2 is a cross-sectional view showing the assembly adjustment state, and FIG. 13 is a cross-sectional view showing the same completed state. 7...Clutch housing, 8...Mission case, 16...Drive shaft, 19...Gear, 20a
, 20b... variable speed drive gear, 23... driven shaft, 2
4, 26...Speed driven gear, 25...Boss, 28
...Ball, 30...Switching sleeve, 36...Wet type multi-disc clutch.
Claims (1)
共に一対の変速駆動歯車20a,20bを有する
前輪駆動軸16と、該前輪駆動軸16と平行で前
輪に伝動すると共に上記変速駆動歯車20a,2
0bにそれぞれ噛合する一対の変速従動歯車24
,26を回転自在に支承した従動軸23と、それ
らの変速従動歯車24,26間に介装した変速切
換手段とにより構成した農用トラクタにおいて、
大径の変速従動歯車24にはボールロツク機構を
付設し、小径の変速従動歯車26には湿式多板ク
ラツチ36を付設し、該湿式多板クラツチ36と
ボールロツク機構との間にそれらを断続する切換
スリーブ30を介装したことを特徴とする農用ト
ラスタにおける前輪変速装置。 (2) 前記湿式多板クラツチのボスの内周の切換
スリーブ側にぬすみ部を設け、切換スリーブの内
周部を上記湿式多板クラツチ側へ延出し、この延
出部を前記盗み部に貫挿すると共に従動軸にスプ
ライン嵌合した請求項1の農用トラクタにおける
前輪変速装置。[Claims for Utility Model Registration] (1) A front wheel transmission mechanism is connected to a front wheel drive shaft 16 that is interlocked with a rear wheel transmission system and has a pair of speed change drive gears 20a and 20b, and a front wheel drive shaft 16 that is parallel to the front wheel drive shaft 16 and that is connected to the front wheels. The speed change drive gears 20a, 2
A pair of speed change driven gears 24 meshing with 0b, respectively.
, 26, and a speed change switching means interposed between the speed change driven gears 24, 26,
A ball lock mechanism is attached to the large diameter variable speed driven gear 24, a wet type multi-plate clutch 36 is attached to the small diameter variable speed driven gear 26, and a switching mechanism is provided between the wet type multi plate clutch 36 and the ball lock mechanism to connect and connect them. A front wheel transmission device for an agricultural truster, characterized in that a sleeve 30 is interposed. (2) A slotted part is provided on the switching sleeve side of the boss of the wet type multi-disc clutch, the inner peripheral part of the switching sleeve extends toward the wet type multi-disc clutch, and this extended part is inserted into the tapped part. 2. A front wheel transmission for an agricultural tractor according to claim 1, wherein the transmission is spline-fitted to the driven shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP629190U JP2536487Y2 (en) | 1990-01-26 | 1990-01-26 | Front wheel transmission for agricultural tractors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP629190U JP2536487Y2 (en) | 1990-01-26 | 1990-01-26 | Front wheel transmission for agricultural tractors |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0398359U true JPH0398359U (en) | 1991-10-11 |
JP2536487Y2 JP2536487Y2 (en) | 1997-05-21 |
Family
ID=31509966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP629190U Expired - Lifetime JP2536487Y2 (en) | 1990-01-26 | 1990-01-26 | Front wheel transmission for agricultural tractors |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2536487Y2 (en) |
-
1990
- 1990-01-26 JP JP629190U patent/JP2536487Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2536487Y2 (en) | 1997-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |