JPH0728440Y2 - Final reducer - Google Patents
Final reducerInfo
- Publication number
- JPH0728440Y2 JPH0728440Y2 JP1988036429U JP3642988U JPH0728440Y2 JP H0728440 Y2 JPH0728440 Y2 JP H0728440Y2 JP 1988036429 U JP1988036429 U JP 1988036429U JP 3642988 U JP3642988 U JP 3642988U JP H0728440 Y2 JPH0728440 Y2 JP H0728440Y2
- Authority
- JP
- Japan
- Prior art keywords
- gear
- hydraulic motor
- fixed
- housing
- axial direction
- 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.)
- Expired - Lifetime
Links
Landscapes
- Retarders (AREA)
Description
【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、２段遊星減速機構を有する終減速装置に関す
るものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a final reduction gear having a two-stage planetary reduction gear mechanism.
車体フレームに固設された油圧モータのハウジング側に
ベアリングを介してスプロケット取付体を設け、油圧モ
ータの出力側に遊星歯車機構を備えた減速機組立体の入
力部材を連結し且つこの減速機組立体の出力部材を前記
スプロケット取付体に連結した終減速装置において、減
速機組立体の遊星歯車機構の固定キャリヤの歯車に噛み
合う固定側歯車は、油圧モータの端面に接して装着され
ていた。A sprocket mount is provided on the housing side of a hydraulic motor fixedly mounted on the vehicle body frame via a bearing, and an input member of a speed reducer assembly having a planetary gear mechanism is connected to the output side of the hydraulic motor and the speed reducer assembly is connected. In the final reduction gear system in which the output member is connected to the sprocket mounting body, the fixed-side gear that meshes with the gear of the fixed carrier of the planetary gear mechanism of the reduction gear assembly is mounted in contact with the end surface of the hydraulic motor.
上記のように固定側歯車が油圧モータの端面に接して装
着されるので終減速装置の軸方向寸法が長くなり、左右
の履帯の外端間の寸法内に組減速装置を納めることがで
きなかった。Since the fixed gear is attached to the end surface of the hydraulic motor as described above, the axial dimension of the final reduction gear becomes long and the assembled reduction gear cannot be placed within the dimension between the outer ends of the left and right crawler tracks. It was
本考案は上記の事情に鑑みなされたものであって、その
目的とするところは油圧モータと減速機組立体の軸方向
の寸法が小さくなり、コンパクト化を図ることができ、
左右の履帯の外端間の寸法内に納めることができる終減
速装置を提供することにある。The present invention has been made in view of the above circumstances, and an object of the present invention is to reduce the axial dimension of the hydraulic motor and the speed reducer assembly, thereby achieving compactness.
An object of the present invention is to provide a final reduction gear that can be accommodated within the size between the outer ends of the left and right crawler belts.
上記の目的を達成するために、本考案は、車体フレーム
に固設された油圧モータのハウジング側にベアリングを
介してスプロケット取付体を設け、油圧モータの出力側
に遊星歯車機構を備えた減速機組立体の入力部材を連結
し且つこの減速機組立体の出力部材を前記スプロケット
取付体に連結した終減速装置において、前記減速機組立
体の遊星歯車機構の固定キャリヤの歯車に噛み合う固定
側歯車を、前記油圧モータのハウジングのインロー部に
嵌合すると共に、この固定側歯車の軸方向外側に凹陥部
を設け、固定側歯車を油圧モータのハウジングに軸方向
に固着する取付けボルトを、この凹陥部に配置して、こ
の取付けボルトの端面が固定側歯車の軸方向外端面と略
同一になるようにした構成となっている。In order to achieve the above object, the present invention provides a speed reducer assembly in which a sprocket mounting body is provided through a bearing on a housing side of a hydraulic motor fixedly mounted on a vehicle body frame and a planetary gear mechanism is provided on an output side of the hydraulic motor. In a final speed reducer in which a three-dimensional input member is connected and an output member of the speed reducer assembly is connected to the sprocket mounting body, a fixed side gear that meshes with a gear of a fixed carrier of a planetary gear mechanism of the speed reducer assembly is set to the hydraulic pressure. Along with fitting to the spigot of the motor housing, a recess is provided on the outside of the fixed gear in the axial direction, and mounting bolts for fixing the fixed gear to the housing of the hydraulic motor in the axial direction are arranged in this recess. The end surface of the mounting bolt is substantially the same as the axially outer end surface of the stationary gear.
この構成により、固定側歯車は油圧モータのハウジング
の端面より内側に固着されると共に、この固定側歯車を
油圧モータのハウジングに軸方向に固着するための取付
けボルトの頭部も油圧モータのハウジングの端面より内
側になる。With this configuration, the fixed gear is fixed to the inside of the end surface of the housing of the hydraulic motor, and the head of the mounting bolt for fixing the fixed gear to the housing of the hydraulic motor in the axial direction is also fixed to the housing of the hydraulic motor. It is inside the end face.
以下、本考案の実施例を図面に基づいて説明する。 Embodiments of the present invention will be described below with reference to the drawings.
図面中１は車体フレームであり、この車体フレーム１に
油圧モータ２がボルト３により固定してある。この油圧
モータ２のハウジング４には支承部５が形成してあり、
この支承部５にベアリング6,7を介してスプロケット取
付体８が設けてあり、このスプロケット取付体８にスプ
ロケット９が固着してある。また前記油圧モータ２の外
端部にはインロー部2aが形成してあり、このインロー部
2aの端面が前記支承部５の先端になり、歯車取付面2bに
なされている。そして、この歯車取付面2bに固定側歯車
10が取付ボルト11で固定してある。In the drawing, reference numeral 1 denotes a vehicle body frame, to which a hydraulic motor 2 is fixed by bolts 3. A bearing portion 5 is formed on the housing 4 of the hydraulic motor 2,
A sprocket mounting body 8 is provided on the support portion 5 via bearings 6 and 7, and a sprocket 9 is fixed to the sprocket mounting body 8. A spigot portion 2a is formed on the outer end of the hydraulic motor 2.
The end surface of 2a serves as the tip of the bearing 5, and serves as the gear mounting surface 2b. The fixed side gear is attached to the gear mounting surface 2b.
10 is fixed with mounting bolts 11.
前記固定側歯車10の軸方向外側に凹陥部10aが設けてあ
り、この凹陥部10aに、前記取付けボルト11が配置さ
れ、この取付けボルトの端面が固定側歯車11の外側端面
と略同一になるようにしてある。A concave portion 10a is provided on the outer side in the axial direction of the fixed gear 10, and the mounting bolt 11 is arranged in the concave portion 10a, and the end surface of the mounting bolt is substantially the same as the outer end surface of the fixed gear 11. Is done.
図面中12は減速機組立体であり、この減速機組立体12は
２段遊星減速機構Ａを備えている。この減速機組立体12
の出力側部材Ｂであるハウジング13は取付用ボルト14に
よって前記スプロケット取付体８に固着してあり、また
減速機組立体12の入力側部材Ｃである入力軸15は前記油
圧モータ２の出力軸16に連結してあり、更に減速機組立
体12の固定キャリヤ17に形成した歯車18は前記固定側歯
車10に噛み合っている。Reference numeral 12 in the drawing denotes a speed reducer assembly, and this speed reducer assembly 12 includes a two-stage planetary speed reduction mechanism A. This reducer assembly 12
The output side member B of the housing 13 is fixed to the sprocket mounting body 8 by the mounting bolts 14, and the input shaft member C of the reduction gear assembly 12 is the output shaft 16 of the hydraulic motor 2. Further, a gear 18 formed on a fixed carrier 17 of the reduction gear assembly 12 meshes with the fixed gear 10.
また、前記固定側歯車10はベアリング６の軸方向の押え
機能を有する。The fixed gear 10 has a function of holding the bearing 6 in the axial direction.
したがって、油圧モータ２の回転駆動により、これの出
力軸16に連結された、減速機組立体12の入力軸15が回転
し、遊星減速機構Ａを介して出力側部材Ｂであるハウジ
ング13が回転し、このハウジング13に連結されたスプロ
ケット取付体８及びスプロケット９が回転する。Therefore, by the rotational driving of the hydraulic motor 2, the input shaft 15 of the speed reducer assembly 12 connected to the output shaft 16 of the hydraulic motor 2 rotates, and the housing 13 as the output side member B rotates via the planetary speed reduction mechanism A. , The sprocket mounting body 8 and the sprocket 9 connected to the housing 13 rotate.
そして前記固定側歯車は油圧モータのハウジングの端面
より内側に固着されると共に、この固定側歯車を油圧モ
ータのハウジングに軸方向に固着するための取付けボル
トの頭部も油圧モータのハウジングの端面より内側にな
る。The fixed gear is fixed to the inside of the end surface of the housing of the hydraulic motor, and the head of a mounting bolt for fixing the fixed gear to the housing of the hydraulic motor in the axial direction is also attached to the end surface of the housing of the hydraulic motor. Be inside.
以上詳述したように、本考案に係る終減速装置は、車体
フレームに固設された油圧モータのハウジング側にベア
リングを介してスプロケット取付体を設け、油圧モータ
の出力側に遊星歯車機構を備えた減速機組立体の入力部
材を連結し且つこの減速機組立体の出力部材を前記スプ
ロケット取付体に連結した終減速装置において、前記減
速機組立体の遊星歯車機構の固定キャリヤの歯車に噛み
合う固定側歯車を、前記油圧モータのハウジングのイン
ロー部に嵌合すると共に、この固定側歯車の軸方向外側
に凹陥部を設け、固定側歯車を油圧モータのハウジング
に軸方向に固着する取付けボルトを、この凹陥部に配置
して、この取付けボルトの端面が固定側歯車の軸方向外
端面と略同一になるようにしたことを特徴とするもので
ある。As described above in detail, the final reduction gear device according to the present invention is provided with the sprocket mounting body via the bearing on the housing side of the hydraulic motor fixed to the vehicle body frame, and the planetary gear mechanism on the output side of the hydraulic motor. In the final speed reducer in which the input member of the speed reducer assembly is connected and the output member of the speed reducer assembly is connected to the sprocket mounting body, the fixed side gear that meshes with the gear of the fixed carrier of the planetary gear mechanism of the speed reducer assembly is connected. , A fitting bolt that is fitted to the spigot portion of the housing of the hydraulic motor and that has a recessed portion on the outer side in the axial direction of the fixed gear, and that secures the fixed gear to the housing of the hydraulic motor in the axial direction by means of the recessed portion. And the end surface of the mounting bolt is substantially the same as the axial outer end surface of the stationary gear.
従って、前記固定側歯車を油圧モータのハウジングの先
端より内側に収めることができると共に、この固定側歯
車を油圧モータのハウジングに固着するための取付けボ
ルトの頭部もハウジングの先端より内側に収めることが
でき、これにより、固定側歯車に噛合する内歯歯車の内
側端面を油圧モータのハウジングに近ずけることができ
て、油圧モータと減速機組立体の軸方向の寸法を小さく
することができ、左右の履帯の外端間の寸法内に終減速
装置を収めることができる。Therefore, the fixed gear can be housed inside the tip of the housing of the hydraulic motor, and the head of the mounting bolt for fixing the fixed gear to the housing of the hydraulic motor can also be housed inside the tip of the housing. As a result, the inner end surface of the internal gear that meshes with the stationary gear can be brought closer to the housing of the hydraulic motor, and the axial dimensions of the hydraulic motor and reduction gear assembly can be reduced. The final reduction gear can be accommodated within the dimension between the outer ends of the left and right tracks.
図面は本考案一実施例の縦断面図である。 １は車体フレーム、２は油圧モータ、2aはインロー部、
８はスプロケット取付体、10は固定側歯車、12は減速機
組立体、Ｂは出力部材、Ｃは入力部材。The drawing is a longitudinal sectional view of an embodiment of the present invention. 1 is a body frame, 2 is a hydraulic motor, 2a is a spigot part,
8 is a sprocket mounting body, 10 is a fixed side gear, 12 is a speed reducer assembly, B is an output member, and C is an input member.
Claims (1)
ウジング側にベアリングを介してスプロケット取付体を
設け、油圧モータの出力側に遊星歯車機構を備えた減速
機組立体の入力部材を連結し且つこの減速機組立体の出
力部材を前記スプロケット取付体に連結した終減速装置
において、前記減速機組立体の遊星歯車機構の固定キャ
リヤの歯車に噛み合う固定側歯車を、前記油圧モータの
ハウジングのインロー部に嵌合すると共に、この固定側
歯車の軸方向外側に凹陥部を設け、固定側歯車を油圧モ
ータのハウジングに軸方向に固着する取付けボルトを、
この凹陥部に配置して、この取付けボルトの端面が固定
側歯車の軸方向外端面と略同一になるようにしたことを
特徴とする終減速装置。1. A sprocket mount is provided on a housing side of a hydraulic motor fixedly mounted on a vehicle body frame via a bearing, and an input member of a speed reducer assembly having a planetary gear mechanism is connected to an output side of the hydraulic motor. In a final reduction gear system in which an output member of the reduction gear assembly is connected to the sprocket mounting body, a fixed side gear that meshes with a gear of a fixed carrier of a planetary gear mechanism of the reduction gear assembly is fitted to an inlay portion of a housing of the hydraulic motor. Along with fitting, a recessed portion is provided on the outer side in the axial direction of the fixed side gear, and a mounting bolt for fixing the fixed side gear to the housing of the hydraulic motor in the axial direction,
The final reduction gear transmission is characterized in that the end surface of the mounting bolt is arranged to be substantially the same as the outer end surface in the axial direction of the fixed-side gear by being arranged in the recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988036429U JPH0728440Y2 (en) | 1988-03-22 | 1988-03-22 | Final reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988036429U JPH0728440Y2 (en) | 1988-03-22 | 1988-03-22 | Final reducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01140050U JPH01140050U (en) | 1989-09-25 |
| JPH0728440Y2 true JPH0728440Y2 (en) | 1995-06-28 |
Family
ID=31263036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988036429U Expired - Lifetime JPH0728440Y2 (en) | 1988-03-22 | 1988-03-22 | Final reducer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0728440Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022014256A1 (en) | 2020-07-14 | 2022-01-20 | Ｋｙｂ株式会社 | Motor with transmission |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61252935A (en) * | 1985-04-30 | 1986-11-10 | Nippon Air Brake Co Ltd | Reduction gear for driving device of crawler vehicles |
| JPH026290Y2 (en) * | 1985-08-17 | 1990-02-15 |
-
1988
- 1988-03-22 JP JP1988036429U patent/JPH0728440Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022014256A1 (en) | 2020-07-14 | 2022-01-20 | Ｋｙｂ株式会社 | Motor with transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01140050U (en) | 1989-09-25 |
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