JPH0262156U - - Google Patents
Info
- Publication number
- JPH0262156U JPH0262156U JP14241288U JP14241288U JPH0262156U JP H0262156 U JPH0262156 U JP H0262156U JP 14241288 U JP14241288 U JP 14241288U JP 14241288 U JP14241288 U JP 14241288U JP H0262156 U JPH0262156 U JP H0262156U
- Authority
- JP
- Japan
- Prior art keywords
- main transmission
- reverse
- shaft
- case
- spacer
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- General Details Of Gearings (AREA)
Description
第１図乃至第４図は本考案の一実施例を示し、
第１図は実施例構造の詳細縦断面図、第２図は本
考案を適用した農用トラクターの変速装置の縦断
面図、第３図は同上主変速装置のリバース軸部の
縦断面図、第４図は同上変速装置のシフトフオー
ク部の横断面図、第５図は従来のリバース軸部の
縦断面図である。第６図はスペーサと兼用すると
共に軸との共回りを防止したすべり軸受を設けた
伝動軸の縦断面図、第７図はその共回り防止部の
縦断面図、第８図は同上部の平断面図である。
１……主変速装置ケース、１ａ……ケース軸受
ボス、１ｃ……ケース側壁、４……リバースドラ
イブギヤ、９……リバースドリブンギヤ、１９…
…リバースアイドラーギヤ、２０……リバース軸
、２０ａ……リバース軸頭部、２０ｂ……リバー
ス軸端部、３０……スペーサ、３２……クラツチ
レリーズハブサポート、３３……位置決めボルト
。
1 to 4 show an embodiment of the present invention,
Fig. 1 is a detailed longitudinal cross-sectional view of the structure of the embodiment; Fig. 2 is a longitudinal cross-sectional view of a transmission for an agricultural tractor to which the present invention is applied; Fig. 3 is a longitudinal cross-sectional view of the reverse shaft portion of the main transmission; FIG. 4 is a cross-sectional view of a shift fork portion of the same transmission, and FIG. 5 is a longitudinal cross-sectional view of a conventional reverse shaft portion. Fig. 6 is a longitudinal cross-sectional view of a transmission shaft equipped with a sliding bearing that also serves as a spacer and prevents co-rotation with the shaft, Fig. 7 is a longitudinal cross-section of its co-rotation prevention part, and Fig. 8 is a longitudinal cross-section of the upper part of the transmission shaft. FIG. DESCRIPTION OF SYMBOLS 1... Main transmission case, 1a... Case bearing boss, 1c... Case side wall, 4... Reverse drive gear, 9... Reverse driven gear, 19...
... Reverse idler gear, 20 ... Reverse shaft, 20a ... Reverse shaft head, 20b ... Reverse shaft end, 30 ... Spacer, 32 ... Clutch release hub support, 33 ... Positioning bolt.
Claims (1)
の間に噛合わされるリバースアイドラーギヤを支
持する主変速装置のリバース軸において、上記リ
バース軸頭部を主変速装置のケースの軸受ボスに
支持すると共に、リバース軸端部をスペーサを介
して主変速装置ケースの側壁に支持し、上記スペ
ーサの内外端面を夫々前記リバースアイドラーギ
ヤの側面および主変速装置ケースに隣接するクラ
ツチレリーズハブサポートに接当せしめ、かつリ
バース軸端部を主変速装置ケース側壁に挿入した
位置決めボルトによつて抜止めしたことを特徴と
する主変速装置におけるバース軸の取付構造。 In the reverse shaft of the main transmission that supports the reverse idler gear meshed between the reverse drive gear and the reverse driven gear, the head of the reverse shaft is supported by a bearing boss of the case of the main transmission, and the end of the reverse shaft is supported by a bearing boss of the case of the main transmission. The spacer is supported on the side wall of the main transmission case via a spacer, the inner and outer end surfaces of the spacer are brought into contact with the side surface of the reverse idler gear and the clutch release hub support adjacent to the main transmission case, and the reverse shaft end is A mounting structure for a berth shaft in a main transmission, characterized in that it is prevented from coming off by a positioning bolt inserted into a side wall of a main transmission case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14241288U JPH0262156U (en) | 1988-10-31 | 1988-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14241288U JPH0262156U (en) | 1988-10-31 | 1988-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0262156U true JPH0262156U (en) | 1990-05-09 |
Family
ID=31408341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14241288U Pending JPH0262156U (en) | 1988-10-31 | 1988-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0262156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011252592A (en) * | 2010-06-04 | 2011-12-15 | Tsubakimoto Chain Co | Timing pulley |
-
1988
- 1988-10-31 JP JP14241288U patent/JPH0262156U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011252592A (en) * | 2010-06-04 | 2011-12-15 | Tsubakimoto Chain Co | Timing pulley |