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FR3041721B1 - UNBALANCED AXIAL ROCKER DEVICE WITH DEVICE FOR ROD CLEARANCE BY A FIXED COMPONENT OF A ROTATING MACHINE - Google Patents

UNBALANCED AXIAL ROCKER DEVICE WITH DEVICE FOR ROD CLEARANCE BY A FIXED COMPONENT OF A ROTATING MACHINE Download PDF

Info

Publication number
FR3041721B1
FR3041721B1 FR1558996A FR1558996A FR3041721B1 FR 3041721 B1 FR3041721 B1 FR 3041721B1 FR 1558996 A FR1558996 A FR 1558996A FR 1558996 A FR1558996 A FR 1558996A FR 3041721 B1 FR3041721 B1 FR 3041721B1
Authority
FR
France
Prior art keywords
rotating machine
fixed component
rod clearance
unbalanced axial
axial rocker
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
FR1558996A
Other languages
French (fr)
Other versions
FR3041721A1 (en
Inventor
Sebastien Boufflert
Alban Lemaitre
Philippe Bourdin
Fabien Tessier
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.)
Safran Aircraft Engines SAS
ArianeGroup SAS
Original Assignee
ArianeGroup SAS
SNECMA SAS
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 ArianeGroup SAS, SNECMA SAS filed Critical ArianeGroup SAS
Priority to FR1558996A priority Critical patent/FR3041721B1/en
Publication of FR3041721A1 publication Critical patent/FR3041721A1/en
Application granted granted Critical
Publication of FR3041721B1 publication Critical patent/FR3041721B1/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
    • F16C33/60—Raceways; Race rings divided or split, e.g. comprising two juxtaposed rings
    • 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
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
    • 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
    • F16C19/166—Four-point-contact ball 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F16C19/522—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to load on the bearing, e.g. bearings with load sensors or means to protect the bearing against overload
    • 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
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/08—Elastic or yielding bearings or bearing supports, for exclusively rotary movement primarily for axial load, e.g. for vertically-arranged 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
    • F16C39/00—Relieving load on bearings
    • F16C39/02—Relieving load on bearings using mechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
FR1558996A 2015-09-24 2015-09-24 UNBALANCED AXIAL ROCKER DEVICE WITH DEVICE FOR ROD CLEARANCE BY A FIXED COMPONENT OF A ROTATING MACHINE Active FR3041721B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1558996A FR3041721B1 (en) 2015-09-24 2015-09-24 UNBALANCED AXIAL ROCKER DEVICE WITH DEVICE FOR ROD CLEARANCE BY A FIXED COMPONENT OF A ROTATING MACHINE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1558996 2015-09-24
FR1558996A FR3041721B1 (en) 2015-09-24 2015-09-24 UNBALANCED AXIAL ROCKER DEVICE WITH DEVICE FOR ROD CLEARANCE BY A FIXED COMPONENT OF A ROTATING MACHINE

Publications (2)

Publication Number Publication Date
FR3041721A1 FR3041721A1 (en) 2017-03-31
FR3041721B1 true FR3041721B1 (en) 2018-03-23

Family

ID=54707970

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1558996A Active FR3041721B1 (en) 2015-09-24 2015-09-24 UNBALANCED AXIAL ROCKER DEVICE WITH DEVICE FOR ROD CLEARANCE BY A FIXED COMPONENT OF A ROTATING MACHINE

Country Status (1)

Country Link
FR (1) FR3041721B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4296527A1 (en) * 2022-06-23 2023-12-27 Volvo Car Corporation Housing for bearing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6524005B2 (en) * 2001-06-04 2003-02-25 Honeywell International, Inc. Touchdown bearing assembly with actuator ring assembly
JP2005201334A (en) * 2004-01-14 2005-07-28 Ntn Corp Angular ball bearing
DE102004048720A1 (en) * 2004-10-06 2006-04-13 Fag Kugelfischer Ag & Co. Ohg Ball bearing for main spindle of machine tool has inner ring with groove forming raceway and two outer rings with sloping surfaces forming raceway, sliding sleeve fitting over outer rings, which are spring-loaded against its rim
DE102007001919A1 (en) * 2007-01-12 2008-07-17 Schaeffler Kg Rolling bearing device for spindles, in particular motor spindles
FR2943108B1 (en) * 2009-03-16 2012-01-13 Snecma AXIAL BUFFER DEBRAYABLE
DE102010032111A1 (en) * 2010-07-23 2012-01-26 Schaeffler Technologies Gmbh & Co. Kg Catch bearing i.e. skew-angle roller bearing, for emergency bearing of contactless stored rotor, has outer ring parts arranged between series of balls, where butt joint of outer ring parts are centered on two sides of extending coaxial ring
FR3003913B1 (en) * 2013-03-28 2015-10-16 Snecma AXIAL BUFFER DEBRAYABLE WITH INTERNAL PRECHARGE
DE102013206879A1 (en) * 2013-04-17 2014-10-23 Schaeffler Technologies Gmbh & Co. Kg Bearing arrangement for a pinion shaft

Also Published As

Publication number Publication date
FR3041721A1 (en) 2017-03-31

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