JPH0426256U - - Google Patents
Info
- Publication number
- JPH0426256U JPH0426256U JP6752790U JP6752790U JPH0426256U JP H0426256 U JPH0426256 U JP H0426256U JP 6752790 U JP6752790 U JP 6752790U JP 6752790 U JP6752790 U JP 6752790U JP H0426256 U JPH0426256 U JP H0426256U
- Authority
- JP
- Japan
- Prior art keywords
- sun gear
- lubricating oil
- block
- lubrication structure
- gear
- 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
- 239000010687 lubricating oil Substances 0.000 claims description 8
- 238000005461 lubrication Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims 3
- 230000001050 lubricating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0482—Gearings with gears having orbital motion
- F16H57/0486—Gearings with gears having orbital motion with fixed gear ratio
Description
第１図は本考案に係る減速装置として好適な油
圧式堀削機の旋回装置での第１実施例を示す断面
図、第２図は第１図で示した潤滑構造の一部断面
斜視図、第３図は第２実施例を示し、Ａ図は一部
断面斜視図、Ｂは作用説明図、第４図は第３実施
例を示し、Ａ図は一部断面斜視図、Ｂ図は作用説
明図、第５図は従来の旋回装置の潤滑構造を示す
断面図である。
１……上部旋回フレーム、２……ケーシング、
４……リングギヤ、６……カバー、８……旋回用
油圧モータ、１０……モータ軸、１１……サンギ
ヤ、１２……スプライン結合部、１３……キヤリ
ヤ、１４……出力軸、１６……遊星歯車、２０…
…ピニオギヤ、２１……下部走行体フレーム、２
２……旋回輪、２３……潤滑油、２５……ブロツ
ク、２６……逃し孔、３０，３４，３８……パイ
プ材、３１，３５，４２……下部開口部、３２，
３７，４３……上部開口部、３３，３６，４１…
…導通孔、４０……仕切板。
FIG. 1 is a sectional view showing a first embodiment of a swing device for a hydraulic excavator suitable as a reduction gear according to the present invention, and FIG. 2 is a partially sectional perspective view of the lubrication structure shown in FIG. 1. , Fig. 3 shows the second embodiment, Fig. A is a partially sectional perspective view, B is an explanatory diagram of the operation, Fig. 4 shows the third embodiment, Fig. A is a partially sectional perspective view, and Fig. B is a partially sectional perspective view. FIG. 5 is a sectional view showing the lubrication structure of a conventional swing device. 1... Upper rotating frame, 2... Casing,
4...Ring gear, 6...Cover, 8...Swivel hydraulic motor, 10...Motor shaft, 11...Sun gear, 12...Spline joint portion, 13...Carrier, 14...Output shaft, 16... Planetary gear, 20...
... Pinio gear, 21 ... Lower traveling body frame, 2
2... Swivel ring, 23... Lubricating oil, 25... Block, 26... Relief hole, 30, 34, 38... Pipe material, 31, 35, 42... Lower opening, 32,
37, 43...Top opening, 33, 36, 41...
...Conduction hole, 40...Partition plate.
Claims (1)
られる遊星歯車と、該遊星歯車の公転により回転
せしめられる出力軸とからなる遊星歯車機構から
なる減速装置において、前記サンギヤの下縁部に
嵌合されて一体回転するサンギヤ支持ブロツクに
上下方向に貫通する導通孔を形成したうえ、前記
サンギヤの回転に従つて、下方の潤滑油を前記導
通孔の下部開口部から掬い上げて、上部開口部か
ら上方の前記サンギヤのスプライン結合部を強制
潤滑するようにしたことを特徴とする減速装置の
潤滑構造。 (2) 上記潤滑油の導通孔として、サンギヤの回
転と共に、一体回転しながら潤滑油を掬い上げる
斜状の下部開口部を反対方向に向けて形成した２
本のパイプ材をＸ状にブロツクに挿通したことを
特徴とする請求項(1)記載の減速装置の潤滑構造
。 (3) 上記潤滑油の導通孔として、サンギヤの回
転と共に一体回転しながら潤滑油を掬い上げる斜
状の下部開口部を形成した２本のパイプ材をブロ
ツクの中心に対して両側位置で斜状かつ並行に挿
通したことを特徴とする請求項(1)記載の減速装
置の潤滑構造。 (4) 上記潤滑油の導通孔として、長手方向に沿
つて取付けた仕切板により形成した断面半円状の
２本の通孔下端にサンギヤの回転と共に、一体回
転しながら潤滑油を掬い込む斜面開口部を、前記
仕切板の両側に形成してなるパイプ材をブロツク
に略垂直に挿通したことを特徴とする請求項(1)
記載の減速装置の潤滑構造。[Claims for Utility Model Registration] (1) A speed reduction device comprising a planetary gear mechanism consisting of a sun gear, a planetary gear revolved by the sun gear, and an output shaft rotated by the revolution of the planetary gear, A conduction hole passing vertically is formed in a sun gear support block that is fitted to the lower edge and rotates integrally with the sun gear support block, and as the sun gear rotates, lubricating oil from below is scooped up from the lower opening of the conduction hole. A lubrication structure for a speed reducer, characterized in that the spline joint of the sun gear above the upper opening is forcibly lubricated. (2) As the above-mentioned lubricating oil conduction hole, a slanted lower opening that scoops up the lubricating oil while rotating integrally with the rotation of the sun gear is formed facing in the opposite direction.
A lubrication structure for a speed reducer according to claim 1, characterized in that a regular pipe material is inserted into the block in an X shape. (3) As the lubricating oil passage holes, two pipes with slanted lower openings that scoop up the lubricating oil while rotating together with the rotation of the sun gear are installed on both sides of the center of the block. The lubrication structure for a speed reducer according to claim 1, wherein the lubrication structure is inserted in parallel. (4) As the above-mentioned lubricating oil conduction holes, the lower ends of two through holes with semicircular cross sections formed by partition plates installed along the longitudinal direction are sloped surfaces that scoop lubricating oil while rotating integrally with the rotation of the sun gear. Claim (1) characterized in that the openings are formed on both sides of the partition plate and a pipe material is inserted approximately perpendicularly into the block.
Lubricating structure of the described reduction gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6752790U JPH0426256U (en) | 1990-06-26 | 1990-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6752790U JPH0426256U (en) | 1990-06-26 | 1990-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0426256U true JPH0426256U (en) | 1992-03-02 |
Family
ID=31601172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6752790U Pending JPH0426256U (en) | 1990-06-26 | 1990-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0426256U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004360726A (en) * | 2003-06-02 | 2004-12-24 | Toyota Motor Corp | Electric drive unit |
| JP2006226499A (en) * | 2005-02-21 | 2006-08-31 | Sumitomo Heavy Ind Ltd | Reduction gear and lubricating method for reduction gear |
| JP2009222151A (en) * | 2008-03-17 | 2009-10-01 | Komatsu Ltd | Vertical motor device with reduction gear |
| JP2014111985A (en) * | 2012-11-05 | 2014-06-19 | Sumitomo Heavy Ind Ltd | Simple planetary reduction gear |
| JP2020076445A (en) * | 2018-11-06 | 2020-05-21 | トヨタ自動車株式会社 | Automatic transmission |
-
1990
- 1990-06-26 JP JP6752790U patent/JPH0426256U/ja active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004360726A (en) * | 2003-06-02 | 2004-12-24 | Toyota Motor Corp | Electric drive unit |
| JP4701587B2 (en) * | 2003-06-02 | 2011-06-15 | トヨタ自動車株式会社 | Electric drive |
| JP2006226499A (en) * | 2005-02-21 | 2006-08-31 | Sumitomo Heavy Ind Ltd | Reduction gear and lubricating method for reduction gear |
| JP4673081B2 (en) * | 2005-02-21 | 2011-04-20 | 住友重機械工業株式会社 | Reduction gear |
| JP2009222151A (en) * | 2008-03-17 | 2009-10-01 | Komatsu Ltd | Vertical motor device with reduction gear |
| JP2014111985A (en) * | 2012-11-05 | 2014-06-19 | Sumitomo Heavy Ind Ltd | Simple planetary reduction gear |
| JP2020076445A (en) * | 2018-11-06 | 2020-05-21 | トヨタ自動車株式会社 | Automatic transmission |
| US11300168B2 (en) | 2018-11-06 | 2022-04-12 | Toyota Jidosha Kabushiki Kaisha | Automatic transmission |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH02139371U (en) | ||
| JPH0426256U (en) | ||
| JP3592034B2 (en) | Air breather structure for vehicle power train | |
| JPS59174450U (en) | Lubrication mechanism in final reduction gear | |
| EP0969225A3 (en) | Twin-countershaft transmission with two input clutches | |
| JPS62194242U (en) | ||
| JPH0738760Y2 (en) | Lubricating structure of speed reducer using helical gears | |
| JPH03123148U (en) | ||
| JP3442595B2 (en) | Lubricating device in automotive transfer | |
| JP2581856Y2 (en) | Oil drain structure of turning reducer | |
| JPH03115159U (en) | ||
| JPH052695Y2 (en) | ||
| JP3525285B2 (en) | Vertical planetary gear reducer | |
| JPH0514034Y2 (en) | ||
| JPS6323633Y2 (en) | ||
| JPS6391552U (en) | ||
| JPH0373798U (en) | ||
| JPH0393852U (en) | ||
| CN2308765Y (en) | Reverse gear device of gear | |
| JPH03111653U (en) | ||
| JPS6022565U (en) | Seal structure of working machine swivel device | |
| JPS6015021Y2 (en) | Foreign matter collection device in lubricating oil in gear transmission | |
| JP2922817B2 (en) | Swivel | |
| JPH0714442Y2 (en) | Greasing device for rotating bearings | |
| JPH074366Y2 (en) | Swing reducer |