JP7816343B2 - 多列軸受及び軸受ユニット - Google Patents

多列軸受及び軸受ユニット

Info

Publication number
JP7816343B2
JP7816343B2 JP2023511391A JP2023511391A JP7816343B2 JP 7816343 B2 JP7816343 B2 JP 7816343B2 JP 2023511391 A JP2023511391 A JP 2023511391A JP 2023511391 A JP2023511391 A JP 2023511391A JP 7816343 B2 JP7816343 B2 JP 7816343B2
Authority
JP
Japan
Prior art keywords
groove
outer ring
inner ring
ring raceway
row bearing
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
JP2023511391A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022210734A1 (https=
Inventor
孝之 矢部
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
Original Assignee
NSK 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 NSK Ltd filed Critical NSK Ltd
Publication of JPWO2022210734A1 publication Critical patent/JPWO2022210734A1/ja
Application granted granted Critical
Publication of JP7816343B2 publication Critical patent/JP7816343B2/ja
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
    • 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
    • F16C19/08—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 two or more rows of 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
    • F16C19/18—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 two or more rows of 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
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • F16C19/56—Systems consisting of a plurality of bearings with rolling friction in which the rolling bodies of one bearing differ in diameter from those of another
    • 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
    • F16C31/00—Bearings for parts which both rotate and move linearly
    • F16C31/04—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
    • 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
    • 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
    • F16C43/00—Assembling bearings
    • F16C43/04—Assembling rolling-contact bearings
    • F16C43/06—Placing rolling bodies in cages or 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
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • 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
    • F16C2220/00—Shaping
    • F16C2220/60—Shaping by removing material, e.g. machining
    • F16C2220/70—Shaping by removing material, e.g. machining by grinding

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
JP2023511391A 2021-03-31 2022-03-29 多列軸受及び軸受ユニット Active JP7816343B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021062354 2021-03-31
JP2021062354 2021-03-31
PCT/JP2022/015548 WO2022210734A1 (ja) 2021-03-31 2022-03-29 多列軸受及び軸受ユニット

Publications (2)

Publication Number Publication Date
JPWO2022210734A1 JPWO2022210734A1 (https=) 2022-10-06
JP7816343B2 true JP7816343B2 (ja) 2026-02-18

Family

ID=83456262

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023511391A Active JP7816343B2 (ja) 2021-03-31 2022-03-29 多列軸受及び軸受ユニット

Country Status (6)

Country Link
US (1) US12454980B2 (https=)
EP (1) EP4317720B1 (https=)
JP (1) JP7816343B2 (https=)
CN (1) CN117157466A (https=)
TW (1) TWI910334B (https=)
WO (1) WO2022210734A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001163231A (ja) 1999-09-30 2001-06-19 Ntn Corp 電動パワーステアリング装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1135177A (en) 1909-10-21 1915-04-13 New Departure Mfg Co Ball-bearing.
JPS61166228U (https=) 1985-04-04 1986-10-15
US5086851A (en) 1990-10-26 1992-02-11 Dailey Petroleum Service Corp. Combination thrust and radial bearing for use in down-hole drilling tools
JP2002039202A (ja) 2000-07-19 2002-02-06 Thk Co Ltd 転がり回転軸受
DE102005029983A1 (de) * 2005-06-28 2007-01-11 Schaeffler Kg Mehrreihiges Schrägwälzlager, insbesondere zur Lagerung der Kegelritzelwelle in einem Kraftfahrzeug-Hinterachsgetriebe
TWI384144B (zh) * 2009-12-02 2013-02-01 Hiwin Tech Corp 具預壓結構之螺帽旋轉式滾珠螺桿
JP6031812B2 (ja) * 2012-04-25 2016-11-24 日本精工株式会社 多列組合せ玉軸受
JP6205687B2 (ja) * 2012-08-09 2017-10-04 日本精工株式会社 タンデム型複列アンギュラ玉軸受
JP6520061B2 (ja) * 2013-12-25 2019-05-29 株式会社ジェイテクト 玉軸受
WO2015129064A1 (ja) * 2014-02-27 2015-09-03 日本精工株式会社 アンギュラ玉軸受
US9206846B2 (en) 2014-04-28 2015-12-08 Nook Industries, Inc. Ball bearing assembly
CN110566574A (zh) * 2018-06-06 2019-12-13 株式会社不二越 分离型多列角接触球轴承、外圈组件和内圈组件
CN109611453A (zh) * 2018-11-27 2019-04-12 慈兴集团有限公司 一种微型滚珠丝杠集成轴承总成
JP2020112172A (ja) * 2019-01-08 2020-07-27 日本精工株式会社 転がり軸受
JP7433588B2 (ja) 2019-10-16 2024-02-20 エス・ピー・ジーテクノ株式会社 円筒状多孔質膜用モジュール
US20210388866A1 (en) * 2020-06-15 2021-12-16 Schaeffler Technologies AG & Co. KG High-capacity multi-row wheel bearing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001163231A (ja) 1999-09-30 2001-06-19 Ntn Corp 電動パワーステアリング装置

Also Published As

Publication number Publication date
TWI910334B (zh) 2026-01-01
EP4317720B1 (en) 2026-04-15
EP4317720A4 (en) 2024-11-06
EP4317720A1 (en) 2024-02-07
US20240183400A1 (en) 2024-06-06
WO2022210734A1 (ja) 2022-10-06
US12454980B2 (en) 2025-10-28
TW202242274A (zh) 2022-11-01
CN117157466A (zh) 2023-12-01
JPWO2022210734A1 (https=) 2022-10-06

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