CN118176368A - 轴承 - Google Patents

轴承 Download PDF

Info

Publication number
CN118176368A
CN118176368A CN202280072677.9A CN202280072677A CN118176368A CN 118176368 A CN118176368 A CN 118176368A CN 202280072677 A CN202280072677 A CN 202280072677A CN 118176368 A CN118176368 A CN 118176368A
Authority
CN
China
Prior art keywords
spacer
raceway
contact surface
contact
outer peripheral
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.)
Pending
Application number
CN202280072677.9A
Other languages
English (en)
Chinese (zh)
Inventor
佐佐木都至
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.)
Nippon Thompson Co Ltd
Original Assignee
Nippon Thompson Co 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 Nippon Thompson Co Ltd filed Critical Nippon Thompson Co Ltd
Publication of CN118176368A publication Critical patent/CN118176368A/zh
Pending legal-status Critical Current

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
    • 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
    • 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
    • F16C19/24—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 radial load mainly
    • F16C19/26—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 radial load mainly with a single row of 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
    • F16C19/22—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
    • 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
    • F16C19/40—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 with loose spacing bodies between 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/37—Loose spacing bodies
    • F16C33/3706—Loose spacing bodies with concave surfaces conforming to the shape of the rolling elements, e.g. the spacing bodies are in sliding contact with 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
    • 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
    • F16C33/37—Loose spacing bodies
    • F16C33/372—Loose spacing bodies rigid
    • 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
    • F16C33/4688—Cages for rollers or needles with rolling elements with smaller diameter than the load carrying rollers, e.g. cages with counter-rotating spacers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
CN202280072677.9A 2021-11-15 2022-10-07 轴承 Pending CN118176368A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-185564 2021-11-15
JP2021185564A JP7739146B2 (ja) 2021-11-15 2021-11-15 軸受
PCT/JP2022/037679 WO2023084964A1 (ja) 2021-11-15 2022-10-07 軸受

Publications (1)

Publication Number Publication Date
CN118176368A true CN118176368A (zh) 2024-06-11

Family

ID=86335635

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280072677.9A Pending CN118176368A (zh) 2021-11-15 2022-10-07 轴承

Country Status (6)

Country Link
US (1) US20250012319A1 (enExample)
EP (1) EP4431755A4 (enExample)
JP (1) JP7739146B2 (enExample)
CN (1) CN118176368A (enExample)
TW (1) TW202321591A (enExample)
WO (1) WO2023084964A1 (enExample)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR744081A (enExample) * 1933-04-10
US3790239A (en) * 1972-06-15 1974-02-05 Dow Corning Gmbh Self-lubricating anti friction bearings
JPS591928U (ja) * 1982-03-11 1984-01-07 東邦精工株式会社 旋回ベアリング
US4799807A (en) * 1986-10-15 1989-01-24 Kazuo Kuroiwa Rolling bearing with rolling retainers
JPS63270916A (ja) * 1986-10-15 1988-11-08 Kazuo Kuroiwa 転がり軸受
FR2615575B1 (fr) * 1987-05-22 1994-01-14 Glaenzer Spicer Roulement a rouleaux coniques entrecroises, et application a un moyeu pour automobile
JP2003148479A (ja) * 2001-11-13 2003-05-21 Nsk Ltd 転がり軸受転がり軸受の製造方法
JP2006022864A (ja) 2004-07-07 2006-01-26 Koyo Seiko Co Ltd 玉軸受
JP5451988B2 (ja) * 2008-05-27 2014-03-26 日本トムソン株式会社 超薄形クロスローラ軸受
JP2012047218A (ja) * 2010-08-25 2012-03-08 Jtekt Corp ころ軸受および工作機械
JP2016023707A (ja) * 2014-07-18 2016-02-08 日本精工株式会社 自動調心ころ軸受
JP2018179078A (ja) * 2017-04-07 2018-11-15 株式会社ジェイテクト 自動調心ころ軸受
US11648741B2 (en) 2020-05-19 2023-05-16 The Boeing Company Methods of embedding an elongate susceptor within a thermoplastic body

Also Published As

Publication number Publication date
US20250012319A1 (en) 2025-01-09
JP7739146B2 (ja) 2025-09-16
EP4431755A4 (en) 2025-03-12
TW202321591A (zh) 2023-06-01
WO2023084964A1 (ja) 2023-05-19
EP4431755A1 (en) 2024-09-18
JP2023072869A (ja) 2023-05-25

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