JPH03112426U - - Google Patents
Info
- Publication number
- JPH03112426U JPH03112426U JP2206890U JP2206890U JPH03112426U JP H03112426 U JPH03112426 U JP H03112426U JP 2206890 U JP2206890 U JP 2206890U JP 2206890 U JP2206890 U JP 2206890U JP H03112426 U JPH03112426 U JP H03112426U
- Authority
- JP
- Japan
- Prior art keywords
- transmission
- shaft
- bearing plate
- intermediate wall
- driven
- 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 21
- 238000010586 diagram Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Arrangement Of Transmissions (AREA)
- General Details Of Gearings (AREA)
Description
第１図は本案一実施例を装備するトラクタ機体
の前半部を示す縦断側面図、第２図は同トラクタ
機体の後半部を示す一部省略縦断側面図、第３図
及び第４図はそれぞれ、第１図の−線及び
−線にほぼ沿つた一部省略拡大断面図、第５図
は第１図の−線にほぼ沿つた断面図、第６図
は第４図の−線にほぼ沿つた断面図、第７図
及び第８図はそれぞれ、第４図の−線及び
−線にほぼ沿つた一部省略断面図、第９図は実
施例の油圧回路の回路図である。
１……前部ハウジング、１ａ……中間壁、２…
…ミツシヨンケース、２ａ……中間壁、２ｂ……
連結部、３……原動軸、４……変速軸、５……補
助変速装置、６，７……油圧クラツチ、８……駆
動軸、９……従動軸、１０……主変速装置、１１
……後側軸受板、１２……前側軸受板、１２ａ…
…油路受継筒部、１３……中間軸、１４……切換
弁、１４Ｆ，１４Ｒ……クラツチポート、１５，
１６……油圧制御弁、１７，１８……油路、２６
……プロペラ軸、４０……小ボルト、４１……ボ
ルト、５４……スプライン接続、５６，５７……
歯車、５８，５９……歯車、６０……アイドラ歯
車６１……クラツチハウジング、６３，６４……
歯車、６５，６５，６５，６５……歯車
、６６，６６，６６，６６……歯車、６
７Ａ，６７Ｂ……複式同期クラツチ、７７……油
圧ポンプ、８３……油路、８４……油路開閉弁、
８５……インチングバルブ、９７Ｆ，９７Ｒ……
環状油室。
Fig. 1 is a longitudinal sectional side view showing the front half of the tractor body equipped with the present invention and an embodiment, Fig. 2 is a partially omitted longitudinal sectional side view showing the rear half of the same tractor body, and Figs. 3 and 4 are respectively , a partially omitted enlarged cross-sectional view taken approximately along the - line and - line in FIG. 1, FIG. 5 is a cross-sectional view taken approximately along the - line in FIG. 1, and FIG. FIGS. 7 and 8 are partially omitted sectional views taken approximately along lines - and - in FIG. 4, respectively, and FIG. 9 is a circuit diagram of the hydraulic circuit of the embodiment. 1...Front housing, 1a...Intermediate wall, 2...
...Mission case, 2a...Intermediate wall, 2b...
Connection portion, 3... Driving shaft, 4... Speed change shaft, 5... Auxiliary transmission, 6, 7... Hydraulic clutch, 8... Drive shaft, 9... Driven shaft, 10... Main transmission, 11
...Rear side bearing plate, 12...Front side bearing plate, 12a...
...Oil passage connecting cylinder part, 13...Intermediate shaft, 14...Switching valve, 14F, 14R...Clutch port, 15,
16... Hydraulic control valve, 17, 18... Oil path, 26
...Propeller shaft, 40...Small bolt, 41...Bolt, 54...Spline connection, 56, 57...
Gear, 58, 59... Gear, 60... Idler gear 61... Clutch housing, 63, 64...
Gear, 65, 65, 65, 65... Gear, 66, 66, 66, 66... Gear, 6
7A, 67B...Double synchronous clutch, 77...Hydraulic pump, 83...Oil passage, 84...Oil passage opening/closing valve,
85... Inching valve, 97F, 97R...
Annular oil chamber.
Claims (1)
びミツシヨンケース２を前後に連設し、エンジン
により駆動される原動軸３と変速軸４との間で変
速伝動を行なう油圧クラツチ式の補助変速装置５
を前部ハウジング１内の後半部に、該補助変速装
置５の複数油圧クラツチ６，７を上記変速軸４に
装備させて設置する一方、該変速軸４により駆動
される駆動軸８と従動軸９との間で変速伝動を行
なう主変速装置１０をミツシヨンケース２内の前
半部に設置するトラクタの伝動構造において、 ミツシヨンケース２を、前端を開放し主変速装
置１０の後端側に中間壁２ａを有するものに形成
して、このミツシヨンケース２の前端に装着する
後側軸受板１１と上記中間壁２ａとに前記した駆
動軸８及び従動軸９を支持させ、また前部ハウジ
ング１を、後端を開放し補助変速装置５の前端側
に中間壁１ａを有するものに形成して、この中間
壁１ａと上記後側軸受板１１の前面に装着する前
側軸受板１２とに前記した原動軸３及び変速軸４
を支持させ、変速軸４から駆動軸８に対し伝動す
る中間軸１３を、上記した両軸受板１１，１２に
支持させて設ける一方、 補助変速装置５用の切換弁１４と油圧制御弁１
５，１６を前記前側軸受板１２内に設置すると共
に、該前側軸受板１２に、前記油圧クラツチ６，
７に連通させて前記変速軸４に穿設する油路１７
，１８を位置固定側の油路に接続するための油路
受継筒部１２ａを設けたことを特徴とする伝動構
造。[Claims for Utility Model Registration] A front housing 1 and a transmission case 2, which constitute the body of a tractor, are connected in front and rear, and transmission of variable speed is performed between a driving shaft 3 driven by an engine and a transmission shaft 4. Hydraulic clutch type auxiliary transmission device 5
A plurality of hydraulic clutches 6 and 7 of the auxiliary transmission device 5 are installed in the rear half of the front housing 1, and a driving shaft 8 and a driven shaft driven by the transmission shaft 4 are installed. In a tractor transmission structure in which a main transmission 10 that performs speed change transmission to and from the main transmission 10 is installed in the front half of the transmission case 2, the transmission case 2 is placed at the rear end of the main transmission 10 with its front end open. The drive shaft 8 and the driven shaft 9 are supported by the rear bearing plate 11 attached to the front end of the transmission case 2 and the intermediate wall 2a, and the front housing has an intermediate wall 2a. 1 is formed to have an open rear end and an intermediate wall 1a on the front end side of the auxiliary transmission 5, and the intermediate wall 1a and the front bearing plate 12 attached to the front surface of the rear bearing plate 11 are connected to each other. Drive shaft 3 and speed change shaft 4
An intermediate shaft 13 for transmitting power from the transmission shaft 4 to the drive shaft 8 is supported by both bearing plates 11 and 12, while a switching valve 14 for the auxiliary transmission 5 and a hydraulic control valve 1 are provided.
5, 16 are installed in the front bearing plate 12, and the hydraulic clutches 6, 16 are installed in the front bearing plate 12.
an oil passage 17 bored in the transmission shaft 4 in communication with the transmission shaft 4;
, 18 to an oil passage on a fixed position side.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2206890U JP2505450Y2 (en) | 1990-03-04 | 1990-03-04 | Transmission structure of tractor |
| US07/569,563 US5058455A (en) | 1989-08-31 | 1990-08-20 | Transmission assembly for tractor |
| DE4027508A DE4027508C2 (en) | 1989-08-31 | 1990-08-30 | Gear assembly for tractors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2206890U JP2505450Y2 (en) | 1990-03-04 | 1990-03-04 | Transmission structure of tractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03112426U true JPH03112426U (en) | 1991-11-18 |
| JP2505450Y2 JP2505450Y2 (en) | 1996-07-31 |
Family
ID=31525090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2206890U Expired - Fee Related JP2505450Y2 (en) | 1989-08-31 | 1990-03-04 | Transmission structure of tractor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2505450Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005282612A (en) * | 2004-03-26 | 2005-10-13 | Yanmar Co Ltd | Tractor |
| JP2006347552A (en) * | 2005-06-13 | 2006-12-28 | Eisai R & D Management Co Ltd | Assembly box |
| JP2011153640A (en) * | 2010-01-26 | 2011-08-11 | Fuji Heavy Ind Ltd | Final reduction gear device for vehicle |
| JP2020197280A (en) * | 2019-06-05 | 2020-12-10 | スズキ株式会社 | Vehicle transmission |
-
1990
- 1990-03-04 JP JP2206890U patent/JP2505450Y2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005282612A (en) * | 2004-03-26 | 2005-10-13 | Yanmar Co Ltd | Tractor |
| JP2006347552A (en) * | 2005-06-13 | 2006-12-28 | Eisai R & D Management Co Ltd | Assembly box |
| JP2011153640A (en) * | 2010-01-26 | 2011-08-11 | Fuji Heavy Ind Ltd | Final reduction gear device for vehicle |
| JP2020197280A (en) * | 2019-06-05 | 2020-12-10 | スズキ株式会社 | Vehicle transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2505450Y2 (en) | 1996-07-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3445391B2 (en) | Tractor transmission device | |
| US6581744B2 (en) | Transmission system in working vehicles | |
| CA1271343A (en) | Tractor transmission | |
| JPH045125U (en) | ||
| JP2505450Y2 (en) | Transmission structure of tractor | |
| JPH02138254U (en) | ||
| JPS621483Y2 (en) | ||
| GB2178495A (en) | Tractor transmission with power take-off | |
| JPS6095244A (en) | Speed reduction reversing gear for ship | |
| JPH0735777Y2 (en) | Transmission structure of tractor | |
| JP2530102Y2 (en) | Transmission equipment for tractors | |
| JPH0334338Y2 (en) | ||
| JPH0644736Y2 (en) | Agricultural tractor | |
| JPH0642127Y2 (en) | Transmission mechanism of tractor | |
| JPS5928906Y2 (en) | Agricultural tractor PTO device | |
| JPS6135806Y2 (en) | ||
| JPS6328006Y2 (en) | ||
| JP2519058B2 (en) | Tractor power transmission device | |
| JPS6216801Y2 (en) | ||
| JPS583951Y2 (en) | Hydraulic clutch type transmission for agricultural tractors, etc. | |
| JPH0537081Y2 (en) | ||
| JPH01174224U (en) | ||
| JPS61130627A (en) | Hydraulic clutch | |
| JPH0710925Y2 (en) | Tractor work machine drive force take-out device | |
| JPH0228022A (en) | Oil feeding structure of working vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |