GB2514167B - Planetary gear assembly - Google Patents

Planetary gear assembly

Info

Publication number
GB2514167B
GB2514167B GB1308839.8A GB201308839A GB2514167B GB 2514167 B GB2514167 B GB 2514167B GB 201308839 A GB201308839 A GB 201308839A GB 2514167 B GB2514167 B GB 2514167B
Authority
GB
United Kingdom
Prior art keywords
planetary gear
gear assembly
assembly
planetary
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.)
Active
Application number
GB1308839.8A
Other versions
GB201308839D0 (en
GB2514167A (en
Inventor
tran Scott
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.)
David Brown Santasalo UK Ltd
Original Assignee
David Brown Gear Systems Ltd
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 David Brown Gear Systems Ltd filed Critical David Brown Gear Systems Ltd
Priority to GB1308839.8A priority Critical patent/GB2514167B/en
Priority to GB1605437.1A priority patent/GB2537240B/en
Publication of GB201308839D0 publication Critical patent/GB201308839D0/en
Priority to PCT/GB2014/051516 priority patent/WO2014184583A1/en
Publication of GB2514167A publication Critical patent/GB2514167A/en
Application granted granted Critical
Publication of GB2514167B publication Critical patent/GB2514167B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • F16C33/58—Raceways; Race rings
    • F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
    • 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
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • F16C33/6677—Details of supply of the liquid to the bearing, e.g. passages or nozzles from radial inside, e.g. via a passage through the shaft and/or inner ring
    • 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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/07—Fixing them on the shaft or housing with interposition of an element
    • F16C35/073—Fixing them on the shaft or housing with interposition of an element between shaft and inner race ring
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
    • F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
    • F16D1/0852—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping between the mating surfaces of the hub and shaft
    • F16D1/0858—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping between the mating surfaces of the hub and shaft due to the elasticity of the hub (including shrink fits)
    • 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
    • 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
    • F16H57/0018—Shaft assemblies for gearings
    • F16H57/0025—Shaft assemblies for gearings with gearing elements rigidly connected to a shaft, e.g. securing gears or pulleys by specially adapted splines, keys or methods
    • 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
    • F16H57/0467—Elements of gearings to be lubricated, cooled or heated
    • F16H57/0479—Gears or bearings on planet carriers
    • 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
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • 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
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H57/082—Planet carriers
    • 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
    • F16C19/38—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 two or more rows of rollers
    • F16C19/383—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 two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
    • F16C19/385—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 two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings
    • F16C19/386—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 two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller 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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/062—Dismounting of ball or roller 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
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H2057/085—Bearings for orbital gears
GB1308839.8A 2013-05-16 2013-05-16 Planetary gear assembly Active GB2514167B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1308839.8A GB2514167B (en) 2013-05-16 2013-05-16 Planetary gear assembly
GB1605437.1A GB2537240B (en) 2013-05-16 2013-05-16 Planetary gear assembly
PCT/GB2014/051516 WO2014184583A1 (en) 2013-05-16 2014-05-16 Planet gear assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1308839.8A GB2514167B (en) 2013-05-16 2013-05-16 Planetary gear assembly

Publications (3)

Publication Number Publication Date
GB201308839D0 GB201308839D0 (en) 2013-07-03
GB2514167A GB2514167A (en) 2014-11-19
GB2514167B true GB2514167B (en) 2016-10-26

Family

ID=48746859

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1605437.1A Active GB2537240B (en) 2013-05-16 2013-05-16 Planetary gear assembly
GB1308839.8A Active GB2514167B (en) 2013-05-16 2013-05-16 Planetary gear assembly

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1605437.1A Active GB2537240B (en) 2013-05-16 2013-05-16 Planetary gear assembly

Country Status (2)

Country Link
GB (2) GB2537240B (en)
WO (1) WO2014184583A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3271578A1 (en) 2015-03-16 2018-01-24 Vestas Wind Systems A/S Wind turbine comprising a planetary gear system
ES2765403T3 (en) * 2015-05-07 2020-06-09 Flender Gmbh Planetary transmission mechanism
DE102015210684B4 (en) * 2015-06-11 2023-08-03 Zf Friedrichshafen Ag Fixation of planetary bearings
CN105465199B (en) * 2015-07-30 2018-07-03 中航光电科技股份有限公司 Rotary connector
US10495185B2 (en) * 2017-03-06 2019-12-03 Fairfield Manufacturing Company, Inc. Planetary wheel drive using bushings
US10816086B2 (en) * 2017-08-14 2020-10-27 General Electric Company Power gearbox gear arrangement
US10400882B2 (en) * 2017-10-18 2019-09-03 Deere & Company Product and method of assembling multiple components using a press fit
FR3084425B1 (en) * 2018-07-26 2021-01-22 Safran Trans Systems REDUCER OR DIFFERENTIAL TYPE DEVICE FOR AN AIRCRAFT TURBOMACHINE
US11346393B2 (en) 2019-05-30 2022-05-31 Pratt & Whitney Canada Corp. No pin compliant journal bearing shaft for one part carrier
US11428310B2 (en) * 2019-06-03 2022-08-30 Allison Transmission, Inc. Stepped spindle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050075211A1 (en) * 2003-10-07 2005-04-07 Fox Gerald P. Epicyclic gear system
WO2007016336A2 (en) * 2005-08-01 2007-02-08 The Timken Company Epicyclic gear system with flexpins
EP2518371A1 (en) * 2011-04-29 2012-10-31 General Electric Company Planet pin and planetary gear system
DE102011077960A1 (en) * 2011-06-22 2012-12-27 Zf Friedrichshafen Ag Component for holding planetary gear in planetary gearing for use in wind energy plant, has bilaterally flexible bushing connected in region of carrying portion of bolt in torque-proof and form-, material- and force-fit manner

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0054852B1 (en) * 1980-12-19 1984-08-01 Nissan Motor Co., Ltd. A pinion gear carriage in a planetary gear mechanism
WO2013043822A2 (en) * 2011-09-22 2013-03-28 The Timken Company Compact planetary gear system with stiffened carrier
DE102012210689A1 (en) * 2012-06-25 2014-04-17 Schaeffler Technologies Gmbh & Co. Kg Device with mutually movable elements, preferably planetary gear
ITMI20121712A1 (en) * 2012-10-11 2014-04-12 Danieli Off Mecc PLANETARY REDUCER

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050075211A1 (en) * 2003-10-07 2005-04-07 Fox Gerald P. Epicyclic gear system
WO2007016336A2 (en) * 2005-08-01 2007-02-08 The Timken Company Epicyclic gear system with flexpins
EP2518371A1 (en) * 2011-04-29 2012-10-31 General Electric Company Planet pin and planetary gear system
DE102011077960A1 (en) * 2011-06-22 2012-12-27 Zf Friedrichshafen Ag Component for holding planetary gear in planetary gearing for use in wind energy plant, has bilaterally flexible bushing connected in region of carrying portion of bolt in torque-proof and form-, material- and force-fit manner

Also Published As

Publication number Publication date
GB201308839D0 (en) 2013-07-03
GB2537240A (en) 2016-10-12
WO2014184583A1 (en) 2014-11-20
GB2537240B (en) 2016-12-28
GB2514167A (en) 2014-11-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20240222 AND 20240228

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20240229 AND 20240306