FR3105318B1 - Palier de roulement mécanique à pistes en ogives - Google Patents

Palier de roulement mécanique à pistes en ogives Download PDF

Info

Publication number
FR3105318B1
FR3105318B1 FR1915579A FR1915579A FR3105318B1 FR 3105318 B1 FR3105318 B1 FR 3105318B1 FR 1915579 A FR1915579 A FR 1915579A FR 1915579 A FR1915579 A FR 1915579A FR 3105318 B1 FR3105318 B1 FR 3105318B1
Authority
FR
France
Prior art keywords
ogival
raceways
rolling bearing
mechanical rolling
radius
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
FR1915579A
Other languages
English (en)
Other versions
FR3105318A1 (fr
Inventor
Laurent Schweitzer
Laurent Paul François Perrot
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
Original Assignee
Safran Aircraft Engines 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 Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1915579A priority Critical patent/FR3105318B1/fr
Publication of FR3105318A1 publication Critical patent/FR3105318A1/fr
Application granted granted Critical
Publication of FR3105318B1 publication Critical patent/FR3105318B1/fr
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
    • F16C33/583—Details of specific parts of races
    • F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
    • 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
    • F16C19/02—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
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/06—Ball or roller bearings
    • F16C23/08—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
    • 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
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/70—Diameters; Radii
    • 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
    • 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
    • F16C35/063—Fixing them on the shaft
    • 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
    • F16C35/067—Fixing them in a housing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

L’invention concerne un ensemble pour un roulement mécanique comprenant :- un élément de roulement (106), - un palier comprenant au moins une première bague (100) ayant une face de contact apte à venir contre l’élément roulant de roulement, dans lequel ladite face de contact comprend une première section (109) en arc de cercle dans un plan transversal du palier ayant un premier rayon (Re1) et une seconde section (108) en arc de cercle adjacente à la première section dans le plan transversal, ladite seconde section ayant un second rayon (Re2) supérieur au premier rayon. Figure à publier avec l’abrégé : Figure 3
FR1915579A 2019-12-24 2019-12-24 Palier de roulement mécanique à pistes en ogives Active FR3105318B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1915579A FR3105318B1 (fr) 2019-12-24 2019-12-24 Palier de roulement mécanique à pistes en ogives

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1915579 2019-12-24
FR1915579A FR3105318B1 (fr) 2019-12-24 2019-12-24 Palier de roulement mécanique à pistes en ogives

Publications (2)

Publication Number Publication Date
FR3105318A1 FR3105318A1 (fr) 2021-06-25
FR3105318B1 true FR3105318B1 (fr) 2022-03-11

Family

ID=70154605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1915579A Active FR3105318B1 (fr) 2019-12-24 2019-12-24 Palier de roulement mécanique à pistes en ogives

Country Status (1)

Country Link
FR (1) FR3105318B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3129997A1 (fr) * 2021-12-06 2023-06-09 Safran Aircraft Engines Palier de roulement mécanique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19964390B8 (de) * 1998-06-19 2006-08-17 Nsk Ltd. Wälzlager
US6827496B2 (en) * 2001-08-28 2004-12-07 Koyo Seiko Co., Ltd. Four-point contact ball bearing
JP5929481B2 (ja) * 2012-05-07 2016-06-08 株式会社ジェイテクト 自動調心ころ軸受及び回転機器
US8834033B2 (en) * 2012-10-25 2014-09-16 Ford Global Technologies, Llc Ball bearing having segmented and integral races

Also Published As

Publication number Publication date
FR3105318A1 (fr) 2021-06-25

Similar Documents

Publication Publication Date Title
JP2015207553A5 (fr)
FR3034460A1 (fr) Ensemble rotor et turbomachine tournant a tres grandes vitesses comportant un tel ensemble rotor
FR3105318B1 (fr) Palier de roulement mécanique à pistes en ogives
JP2013160309A5 (fr)
FR3031230B1 (fr) Condensateur a electrolyte humide contenant une anode plane evidee et une retenue
FR3075302A1 (fr) Dispositif de poulie, en particulier pour galet tendeur ou roue de guidage
FR3062692B1 (fr) Roulement a rotule sur rouleaux presentant une evacuation de lubrifiant amelioree, de preference pour reducteur de vitesse de turbopropulseur d'aeronef
JP2007085529A (ja) サイレントチェーン
JP2007100738A (ja) ころ軸受
MA31543B1 (fr) Palier à roulement
FR3096722B1 (fr) Joint d’étanchéité dynamique pour turbomachine comprenant une pièce abradable multicouche
FR3087947B1 (fr) Generateur electrochimique au lithium du type lithium-oxygene ou lithium-air comprenant un materiau d'electrode negative specifique
FR3094047B3 (fr) Liaison entre deux éléments montés articulés l’un à l’autre.
JP5050619B2 (ja) 円すいころ軸受
EP2811189A1 (fr) Cage segmentée pour unité de roulement.
EP0518763B1 (fr) Roulement à rouleaux croisés admettant des désalignements importants
FR3009046A1 (fr) Cage de roulement a rouleaux coniques, notamment pour essieu ferroviaire et roulement associe
FR3032501A1 (fr) Cage monobloc pour roulement a rouleaux cylindrique
EP2878841A1 (fr) Cage de rétention de corps roulants dans un palier à roulement
FR3099217B1 (fr) Palier à roulement
CN203023033U (zh) 用于眼镜板或切割环的耐磨结构、眼镜板和切割环
EP2046530B1 (fr) Boitier d'outil de galetage a largeur reglable
FR3129186A1 (fr) Palier de roulement mécanique
FR3105320B1 (fr) Palier de roulement mécanique à pistes en ogives
JP2002155957A (ja) 複列軸受

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20210625

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5