JP6745708B2 - トロイダル型無段変速機 - Google Patents

トロイダル型無段変速機 Download PDF

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Publication number
JP6745708B2
JP6745708B2 JP2016224654A JP2016224654A JP6745708B2 JP 6745708 B2 JP6745708 B2 JP 6745708B2 JP 2016224654 A JP2016224654 A JP 2016224654A JP 2016224654 A JP2016224654 A JP 2016224654A JP 6745708 B2 JP6745708 B2 JP 6745708B2
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JP
Japan
Prior art keywords
axial
pair
disk
continuously variable
variable transmission
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.)
Active
Application number
JP2016224654A
Other languages
English (en)
Japanese (ja)
Other versions
JP2018080794A5 (enExample
JP2018080794A (ja
Inventor
西村　健
健 西村
吉平 松田
吉平 松田
秀幸 今井
秀幸 今井
晃士 阿部
晃士 阿部
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
Kawasaki Motors Ltd
Original Assignee
NSK Ltd
Kawasaki Jukogyo KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NSK Ltd, Kawasaki Jukogyo KK filed Critical NSK Ltd
Priority to JP2016224654A priority Critical patent/JP6745708B2/ja
Priority to PCT/JP2017/040498 priority patent/WO2018092681A1/ja
Priority to US16/340,411 priority patent/US11359703B2/en
Publication of JP2018080794A publication Critical patent/JP2018080794A/ja
Publication of JP2018080794A5 publication Critical patent/JP2018080794A5/ja
Application granted granted Critical
Publication of JP6745708B2 publication Critical patent/JP6745708B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
    • 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
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • 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
    • 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
    • F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
    • F16C25/06—Ball or roller bearings
    • F16C25/08—Ball or roller bearings self-adjusting
    • 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
    • F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
    • F16C25/06—Ball or roller bearings
    • F16C25/08—Ball or roller bearings self-adjusting
    • F16C25/083—Ball or roller bearings self-adjusting with resilient means acting axially on a race ring to preload the bearing
    • 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
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F16C19/163—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
    • 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
    • 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
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
    • F16H2015/383—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces with two or more sets of toroid gearings arranged in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
JP2016224654A 2016-11-18 2016-11-18 トロイダル型無段変速機 Active JP6745708B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2016224654A JP6745708B2 (ja) 2016-11-18 2016-11-18 トロイダル型無段変速機
PCT/JP2017/040498 WO2018092681A1 (ja) 2016-11-18 2017-11-09 トロイダル無段変速機
US16/340,411 US11359703B2 (en) 2016-11-18 2017-11-09 Toroidal conrtinuously variable transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016224654A JP6745708B2 (ja) 2016-11-18 2016-11-18 トロイダル型無段変速機

Publications (3)

Publication Number Publication Date
JP2018080794A JP2018080794A (ja) 2018-05-24
JP2018080794A5 JP2018080794A5 (enExample) 2019-12-19
JP6745708B2 true JP6745708B2 (ja) 2020-08-26

Family

ID=62145237

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016224654A Active JP6745708B2 (ja) 2016-11-18 2016-11-18 トロイダル型無段変速機

Country Status (3)

Country Link
US (1) US11359703B2 (enExample)
JP (1) JP6745708B2 (enExample)
WO (1) WO2018092681A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6756580B2 (ja) * 2016-10-27 2020-09-16 川崎重工業株式会社 トロイダル無段変速機
EP3604857A4 (en) * 2017-03-21 2020-12-09 NSK Ltd. PRESSURE DEVICE FOR CONTINUOUSLY VARIABLE TOROIDAL TRANSMISSION
CN109519781B (zh) * 2018-11-30 2020-09-25 浙江海洋大学 一种救援船舶用双头搜索灯安装架
CN110332231B (zh) * 2019-07-15 2021-02-26 河北工业大学 一种可主动调节温度和预紧力的轴承组
IT201900016145A1 (it) * 2019-09-12 2021-03-12 Ge Avio Srl Ammortizzatore di un sistema assialmente iperstatico
US20220341467A1 (en) * 2021-04-23 2022-10-27 Schaeffler Technologies AG & Co. KG Bearing with integrated axial preload and method thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3458673B2 (ja) 1997-10-07 2003-10-20 日産自動車株式会社 トロイダル型無段変速機の組立方法
GB9904666D0 (en) * 1999-03-01 1999-04-21 Torotrak Dev Ltd Bearing support for infinitely-variable-ratio transmission output discs
GB2361510A (en) * 2000-04-19 2001-10-24 Torotrak Dev Ltd A continuously-variable-ratio, toroidal race rolling traction transmission
US6896415B2 (en) * 2001-07-10 2005-05-24 Nsk, Ltd. Rolling bearing and bearing apparatus
DE10259710A1 (de) * 2002-12-19 2004-07-15 Robert Bosch Gmbh Elektrische Maschine
JP2004257533A (ja) * 2003-02-27 2004-09-16 Nsk Ltd トロイダル型無段変速機及び無段変速装置
US20120144939A1 (en) * 2010-12-13 2012-06-14 Arne Lars Jonas Kullin Double Bearing Assembly for Rotating Shaft
EP2508768B1 (de) * 2011-03-21 2013-06-05 Maxon Motor AG Federscheibe sowie Lagervorrichtung mit einer Federscheibe
JP2015090159A (ja) 2013-11-05 2015-05-11 日本精工株式会社 トロイダル型無段変速機
JP6372304B2 (ja) 2014-10-21 2018-08-15 日本精工株式会社 トロイダル型無段変速機

Also Published As

Publication number Publication date
US20190234496A1 (en) 2019-08-01
US11359703B2 (en) 2022-06-14
WO2018092681A1 (ja) 2018-05-24
JP2018080794A (ja) 2018-05-24

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