JP6039478B2 - 歯車伝動装置 - Google Patents
歯車伝動装置 Download PDFInfo
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- JP6039478B2 JP6039478B2 JP2013062082A JP2013062082A JP6039478B2 JP 6039478 B2 JP6039478 B2 JP 6039478B2 JP 2013062082 A JP2013062082 A JP 2013062082A JP 2013062082 A JP2013062082 A JP 2013062082A JP 6039478 B2 JP6039478 B2 JP 6039478B2
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- Prior art keywords
- retainer
- carrier
- case
- gear transmission
- roller
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- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6681—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
-
- 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
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
-
- 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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
- F16C19/361—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with cylindrical rollers
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- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
- F16C19/364—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
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- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/46—Cages for rollers or needles
- F16C33/4605—Details of interaction of cage and race, e.g. retention or centring
-
- 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
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/032—Gearboxes; Mounting gearing therein characterised by the materials used
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
- F16C19/546—Systems with spaced apart rolling bearings including at least one angular contact bearing
- F16C19/547—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings
- F16C19/548—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings in O-arrangement
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2361/00—Apparatus or articles in engineering in general
- F16C2361/61—Toothed gear systems, e.g. support of pinion shafts
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/46—Cages for rollers or needles
-
- 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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
- F16H2001/323—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear comprising eccentric crankshafts driving or driven by a gearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Rolling Contact Bearings (AREA)
- General Details Of Gearings (AREA)
Description
実施例では、外歯歯車が内歯歯車と噛み合いながら偏心回転するタイプの歯車伝動装置について説明する。本明細書が開示する技術は、他のタイプの歯車伝動装置、例えば、内歯歯車が外歯歯車と噛み合いながら偏心回転するタイプの歯車伝動装置に適用することもできる。なお、以下の説明では、リテーナが第1部材を介してケースに接触することを単に「リテーナがケースに接触する」と表現し、リテーナが第2部材を介してキャリアに接触することを単に「リテーナがキャリアに接触する」と表現することがある。
図7,8を参照し、第2実施例の歯車伝動装置について説明する。本実施例の歯車伝動装置は、リテーナの形状が歯車伝動装置100と異なるだけである。具体的には、本実施例のリテーナ144は、ケース接触面に形成されている外周溝とキャリア接触面に形成されている端面溝との位置関係がリテーナ44と異なる。リテーナ144とリテーナ44で共通する特徴は、同一又は下二桁が同じ番号を付すことにより、説明を省略することがある。
図9,10を参照し、第3実施例の歯車伝動装置について説明する。本実施例の歯車伝動装置は、リテーナの形状が歯車伝動装置100と異なるだけである。具体的には、本実施例のリテーナ244は、ケース接触面に形成されている外周溝の形状とキャリア接触面に形成されている端面溝の形状とがリテーナ44と異なる。リテーナ244とリテーナ44で共通する特徴は、同一又は下二桁が同じ番号を付すことにより、説明を省略することがある。
図11を参照し、歯車伝動装置300について説明する。歯車伝動装置300は歯車伝動装置100の変形例であり、歯車伝動装置100と同じ部品には、同一又は下二桁が同じ番号を付すことにより説明を省略することがある。
4:ケース
10:キャリア
40:アウターレース
42:ローラ
44:リテーナ
46:インナーレース
50:第2部材
52:第1部材
100:歯車伝動装置
Claims (4)
- キャリアが軸受を介してケースに支持されている歯車伝動装置であり、
前記軸受は、
テーパー状の外周面を有し、ケースとキャリアの一方に取り付けられているインナーレースと、
インナーレースの外周面に対向するテーパー状の内周面を有し、ケースとキャリアの他方に取り付けられているアウターレースと、
インナーレースとアウターレースの間に配置されている複数の円柱状のローラと、
インナーレースとアウターレースの間に配置されており、隣り合うローラ間の間隔を維持するリング状のリテーナと、
ケースとリテーナの間でケースに固定されている第1部材と、
キャリアとリテーナの間でキャリアに固定されている第2部材と、を備えており、
前記リテーナの直径の大きい方の端部は、第1部材を介してケースに接触するとともに、第2部材を介してキャリアに接触し、
第1部材と前記リテーナの間に生じる摩擦は、前記リテーナが第1部材を介することなくケースに接触するときに生じる摩擦より小さく、
第2部材と前記リテーナの間に生じる摩擦は、前記リテーナが第2部材を介することなくキャリアに接触するときに生じる摩擦より小さく、
リテーナと第1部材の接触面と、リテーナと第2部材の接触面のうちの一方が、キャリアの軸線に直交し、
リテーナと第1部材の接触面と、リテーナと第2部材の接触面のうちの他方が、キャリアの軸線と同心の円筒面である歯車伝動装置。 - 第1部材が、ケースと着脱可能なリング状である請求項1に記載の歯車伝動装置。
- 第2部材が、キャリアと着脱可能なリング状である請求項1又は2に記載の歯車伝動装置。
- リテーナと第1部材の接触面積と、リテーナと第2部材の接触面積が等しい請求項1から3のいずれか一項に記載の歯車伝動装置。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013062082A JP6039478B2 (ja) | 2013-03-25 | 2013-03-25 | 歯車伝動装置 |
| US14/778,944 US9689430B2 (en) | 2013-03-25 | 2014-03-06 | Gear transmission |
| EP14775180.4A EP2980453B1 (en) | 2013-03-25 | 2014-03-06 | Gear transmission |
| PCT/JP2014/055749 WO2014156535A1 (ja) | 2013-03-25 | 2014-03-06 | 歯車伝動装置 |
| CN201480018517.1A CN105102861B (zh) | 2013-03-25 | 2014-03-06 | 齿轮传动装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013062082A JP6039478B2 (ja) | 2013-03-25 | 2013-03-25 | 歯車伝動装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2014185731A JP2014185731A (ja) | 2014-10-02 |
| JP6039478B2 true JP6039478B2 (ja) | 2016-12-07 |
Family
ID=51623524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013062082A Active JP6039478B2 (ja) | 2013-03-25 | 2013-03-25 | 歯車伝動装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9689430B2 (ja) |
| EP (1) | EP2980453B1 (ja) |
| JP (1) | JP6039478B2 (ja) |
| CN (1) | CN105102861B (ja) |
| WO (1) | WO2014156535A1 (ja) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6672022B2 (ja) * | 2016-03-07 | 2020-03-25 | 住友重機械工業株式会社 | 歯車装置 |
| JP6867837B2 (ja) * | 2017-03-15 | 2021-05-12 | 住友重機械工業株式会社 | 偏心揺動型の歯車装置およびその製造方法 |
| US10677290B2 (en) * | 2017-10-13 | 2020-06-09 | General Electric Company | Wind turbine pitch bearing with line contact rolling elements |
| JP6863882B2 (ja) * | 2017-11-27 | 2021-04-21 | 住友重機械工業株式会社 | 遊星歯車装置及び遊星歯車装置の製造方法 |
| JP6898876B2 (ja) * | 2018-02-28 | 2021-07-07 | 住友重機械工業株式会社 | 偏心揺動型減速装置 |
| JP7022014B2 (ja) * | 2018-06-22 | 2022-02-17 | 住友重機械工業株式会社 | 減速装置 |
| DE102019112815A1 (de) * | 2019-05-16 | 2020-11-19 | Schaeffler Technologies AG & Co. KG | Wälzlagerkäfig |
| JP7660418B2 (ja) * | 2020-05-08 | 2025-04-11 | ナブテスコ株式会社 | 軸受のインナレース、回転機器、及び、減速機 |
| JP7491050B2 (ja) * | 2020-05-20 | 2024-05-28 | 日本精工株式会社 | 車輪用軸受装置 |
| JP7604255B2 (ja) * | 2021-02-04 | 2024-12-23 | ナブテスコ株式会社 | 減速機 |
| JP7699283B1 (ja) * | 2024-11-28 | 2025-06-26 | 正之 菅野 | 減速機 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4136916A (en) * | 1977-06-27 | 1979-01-30 | The Timken Company | Unitized single row tapered roller bearing |
| JPS5510140A (en) * | 1978-07-07 | 1980-01-24 | Nippon Seiko Kk | Lubricating roller bearing with cage |
| US4523862A (en) * | 1983-06-07 | 1985-06-18 | Koyo Seiko Company Limited | Tapered roller bearing |
| DE3527033A1 (de) * | 1985-07-27 | 1987-02-05 | Skf Gmbh | Radialwaelzlager |
| US5037214A (en) * | 1988-02-29 | 1991-08-06 | The Timken Company | Double row tapered roller bearing assembly |
| DE3841629C2 (de) * | 1988-12-10 | 1996-07-11 | Skf Gmbh | Rollenlagerung |
| JP2001349329A (ja) * | 2000-06-06 | 2001-12-21 | Jiro Adachi | アンギュラーコンタクト円筒ころ軸受 |
| US6386764B1 (en) * | 2000-09-07 | 2002-05-14 | The Timken Company | Bearing unitized for handling |
| EP1693584A4 (en) * | 2003-11-07 | 2008-05-07 | Jtekt Corp | ROLLING BEARING DEVICE LUBRICATED WITH OIL |
| JP2005147308A (ja) * | 2003-11-18 | 2005-06-09 | Koyo Seiko Co Ltd | 円すいころ軸受 |
| JP2008249105A (ja) * | 2007-03-30 | 2008-10-16 | Ntn Corp | ころ軸受 |
| WO2009063802A1 (ja) * | 2007-11-12 | 2009-05-22 | Ntn Corporation | 円錐ころ軸受 |
| JP2009192045A (ja) | 2008-02-18 | 2009-08-27 | Ntn Corp | 鉄道車両駆動ユニット |
| CN101715520A (zh) | 2008-07-17 | 2010-05-26 | 三菱重工业株式会社 | 轴承结构及风力发电装置 |
| JP5536341B2 (ja) * | 2009-01-06 | 2014-07-02 | 住友重機械工業株式会社 | 減速装置 |
| DE102009014923C5 (de) * | 2009-03-25 | 2015-07-23 | Ab Skf | Zweireihiges Kegelrollenlager, insbesondere zur Lagerung einer Rotorwelle einer Windkraftanlage |
| EP2503167B1 (en) * | 2009-11-17 | 2020-05-06 | NSK Ltd. | Conical rolling-element bearing and method for manufacturing a cage for a conical rolling-element bearing |
| JP2012072869A (ja) * | 2010-09-29 | 2012-04-12 | Jtekt Corp | 円すいころ軸受 |
| DE112012004129B4 (de) * | 2011-10-04 | 2024-12-24 | Nabtesco Corporation | Zahnradgetriebe |
-
2013
- 2013-03-25 JP JP2013062082A patent/JP6039478B2/ja active Active
-
2014
- 2014-03-06 EP EP14775180.4A patent/EP2980453B1/en active Active
- 2014-03-06 WO PCT/JP2014/055749 patent/WO2014156535A1/ja not_active Ceased
- 2014-03-06 CN CN201480018517.1A patent/CN105102861B/zh active Active
- 2014-03-06 US US14/778,944 patent/US9689430B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105102861A (zh) | 2015-11-25 |
| WO2014156535A1 (ja) | 2014-10-02 |
| EP2980453B1 (en) | 2018-10-10 |
| EP2980453A1 (en) | 2016-02-03 |
| US9689430B2 (en) | 2017-06-27 |
| US20160047418A1 (en) | 2016-02-18 |
| CN105102861B (zh) | 2017-11-03 |
| EP2980453A4 (en) | 2017-08-02 |
| JP2014185731A (ja) | 2014-10-02 |
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