KR960029651A - 니들 베어링 리테이너 - Google Patents

니들 베어링 리테이너 Download PDF

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Publication number
KR960029651A
KR960029651A KR1019960002124A KR19960002124A KR960029651A KR 960029651 A KR960029651 A KR 960029651A KR 1019960002124 A KR1019960002124 A KR 1019960002124A KR 19960002124 A KR19960002124 A KR 19960002124A KR 960029651 A KR960029651 A KR 960029651A
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KR
South Korea
Prior art keywords
needle
protrusions
pocket
retainer
needle bearing
Prior art date
Application number
KR1019960002124A
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English (en)
Other versions
KR100361066B1 (ko
Inventor
요시츠구 후지와라
히로츠구 오쿠세
마사히로 노구치
Original Assignee
이노우에 히로시
고요 세이코 가부시키가이샤
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Application filed by 이노우에 히로시, 고요 세이코 가부시키가이샤 filed Critical 이노우에 히로시
Publication of KR960029651A publication Critical patent/KR960029651A/ko
Application granted granted Critical
Publication of KR100361066B1 publication Critical patent/KR100361066B1/ko

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/46Cages for rollers or needles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/46Cages for rollers or needles
    • F16C33/54Cages for rollers or needles made from wire, strips, or sheet metal
    • F16C33/542Cages for rollers or needles made from wire, strips, or sheet metal made from sheet metal
    • F16C33/543Cages for rollers or needles made from wire, strips, or sheet metal made from sheet metal from a single part
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22Bearings 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
    • F16C19/44Needle bearings
    • F16C19/46Needle bearings with one row or needles
    • F16C19/463Needle bearings with one row or needles consisting of needle rollers held in a cage, i.e. subunit without race rings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22Bearings 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
    • F16C19/44Needle bearings
    • F16C19/48Needle bearings with two or more rows of needles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/46Cages for rollers or needles
    • F16C33/48Cages for rollers or needles for multiple rows of rollers or needles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/46Cages for rollers or needles
    • F16C33/54Cages for rollers or needles made from wire, strips, or sheet metal
    • F16C33/541Details of individual pockets, e.g. shape or roller retaining means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/66Special parts or details in view of lubrication
    • F16C33/6637Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6681Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2361/00Apparatus or articles in engineering in general
    • F16C2361/61Toothed gear systems, e.g. support of pinion shafts

Abstract

니들 베어링 리테이너는 그 지지부의 골밑부를 강화시킴으로써 윤활 특성은 물론 내구성이 증가된다. 상기 리테이너(10)는 니들 롤러를 수납하기 위해 종방향으로 이격 불리된 다수의 포켓(11)을 스트립재에 형성시키고, 그 스트립재를 원통형으로 굴곡한 후 그 연접 단부를 서로 결합시키는 것에 의해 제조된다. 인접하는 각2개의 포켓은 그 사이에 지지부(13)를 형성하는데, 그 지지부는 서로 거의 나란하게 축 방향으로 연장하는 한쌍의 측면(S)을 구비한다. 인접하는 각 2개의 지지부(13)는 그 방사상 내측 단부 사이의 거리(L1)가 각 니들롤러(9)의 직경보다 작다. 각 지지부(13)는 그 축 방향 중간부와 방사상 외측부에서부터 인접하는 2개의 포켓 중심을 향하여 연장하는 한쌍의 돌출부(14)를 구비하며, 각 포켓(11)내의 상기 돌출부(14)는 그 돌출부간 거리(L2)가 니들 롤러(9)의 직경보다 작다. 각 돌출부(14)는 방사상 내측 연부를 따라 경사면을 형성함으로써 각 포켓내의 니들 롤러(9)와의 표면 접촉이 이루어진다.

Description

니들 베어링 리테이너
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시예에 따른 니들 베어링 리테이너를 도시한 부분 절개 측면 사시도, 제2도는 제1도의 선 Ⅱ-Ⅱ를 따라 취한 단면도, 제4도는 상기 리테이너의 제조 과정을 보여주는 사시도, 제8도는 본 발명의 다른 실시예에 따른 니들 베어링 리테이너를 도시한 부분 절개 측면 사시도, 제16도는 종래 기술의 리테이너를 도시한 사시도이다.

Claims (5)

  1. 니들 롤러를 수납하기 위해 종방향으로 이격 분리된 다수의 포켓을 스트립재에 형성시키고, 그 스트립재를 원통형으로 굴곡시켜 그 연접 단부를 결합하는 것에 의해 제조되는 니들 베어링으로서, 원주 방향으로 인접하는 상기 각 2개의 포켓 사이에는 서로 나란하게 축방향으로 연장하는 한쌍의 측벽을 구비한 지지부가 형성되어 있으며, 원주 방향으로 인접하는 상기 각 2개의 지지부는 그 방사상 내측 단부간 거리가 각 니들 롤러의 직경보다 작은 크기를 가지며, 상기 각 지지부는 그 축방향 중간부와 방사상 외측부로부터 상기 인접 포켓의 중심을 향하여 각기 연장하는 한쌍의 돌출부를 구비하며, 상기 각 포켓의 상기 돌출부는 그 돌출부간 거리가 상기 직경보다 작은 크기를 가지며, 상기 각 돌출부는 각 포젯내의 니들 롤러와 표면 접촉이 이루어지도록 그 방사상 내측 연부를 따라 형성된 경사면을 구비하는 것을 특징으로 하는 니들 베어링 리테이너.
  2. 제1항에 있어서, 상기 각 지지부는 리테이너의 종축에 곡률 중심을 둔 호형의 방사상 외측면을 구비하는 것을 특징으로 하는 니들 베어링 리테이너.
  3. 제1항 또는 제2항에 있어서, 상기 리테이너는 상기 포켓과 연결된 다수의 윤활 통로를 구비하는 것을 특징으로 하는 니들 베어링 리테이너.
  4. 제1항 또는 제2항에 있어서, 상기 각 포켓은 원주 방향으로 병렬 배치된 다수의 니들 롤러를 보유하는 것을 특징으로 하는 리테이너를 포함하는 니들 베어링.
  5. 제4항에 있어서, 상기 베어링은 행성형 로터와 그 로터를 지지하는 축 사이에 배치되는 것을 특징으로 하는 니들 베어링.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960002124A 1995-01-30 1996-01-30 니들베어링리테이너및니들베어링 KR100361066B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP95-12741 1995-01-30
JP1274195 1995-01-30
JP8009994A JPH08270658A (ja) 1995-01-30 1996-01-24 針状ころ軸受用の保持器および針状ころ軸受
JP96-9994 1996-01-24

Publications (2)

Publication Number Publication Date
KR960029651A true KR960029651A (ko) 1996-08-17
KR100361066B1 KR100361066B1 (ko) 2003-04-07

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Application Number Title Priority Date Filing Date
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Country Status (3)

Country Link
US (1) US5795080A (ko)
JP (1) JPH08270658A (ko)
KR (1) KR100361066B1 (ko)

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KR100784363B1 (ko) * 2001-09-27 2007-12-11 주식회사 만도 유니버설 조인트의 니들 베어링 조립장치

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JP2005172036A (ja) * 2003-12-08 2005-06-30 Koyo Seiko Co Ltd 遊星式動力伝達装置
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JP4581542B2 (ja) 2004-08-02 2010-11-17 日本精工株式会社 回転支持装置
US20080219611A1 (en) 2005-04-25 2008-09-11 Nsk Ltd. Cage for Radial Needle Bearing, Method for Manufacturing the Same and Radial Needle Bearing
CN101253341B (zh) 2005-09-01 2012-10-17 Ntn株式会社 滚柱轴承
JP4749814B2 (ja) * 2005-09-26 2011-08-17 ナブテスコ株式会社 差動揺動型減速機
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JP4808569B2 (ja) * 2006-03-03 2011-11-02 Ntn株式会社 遊星歯車装置および風力発電機用増速機
JP2007263220A (ja) * 2006-03-28 2007-10-11 Nsk Ltd ケージアンドローラ
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JP2009079629A (ja) * 2007-09-25 2009-04-16 Jtekt Corp 針状ころ軸受用の保持器
JP2011099480A (ja) * 2009-11-04 2011-05-19 Jtekt Corp ころ軸受用保持器及びころ軸受
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JP2014149076A (ja) 2013-01-10 2014-08-21 Nsk Ltd ラジアルニードル軸受用保持器及びその製造方法
US20140301689A1 (en) * 2013-04-03 2014-10-09 JText Corporation Prong type cage for double row roller bearing and double row roller bearing
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US20160076593A1 (en) * 2014-09-16 2016-03-17 Schaeffler Technologies AG & Co. KG Needle roller cage with oil slots
JP6524649B2 (ja) * 2014-09-24 2019-06-05 日本精工株式会社 ラジアルころ軸受用保持器及びラジアルころ軸受
DE102014224211A1 (de) * 2014-11-27 2016-06-02 Schaeffler Technologies AG & Co. KG Wälzlagerkäfig
DE102016201052A1 (de) * 2016-01-26 2017-07-27 Schaeffler Technologies AG & Co. KG Käfig eines Großwälzlagers
JP6832264B2 (ja) * 2017-09-20 2021-02-24 Ntn株式会社 ころ軸受用保持器
JP7089369B2 (ja) * 2018-01-09 2022-06-22 Ntn株式会社 保持器付きころおよび遊星歯車支持構造
DE102019201564A1 (de) * 2019-02-07 2020-08-13 Aktiebolaget Skf Lagerkäfigsegment mit mindestens einer Ausnehmung zur erleichterten Biegung
DE102019201565A1 (de) 2019-02-07 2020-08-13 Aktiebolaget Skf Lagerkäfigsegment mit einer Stoßkante im Bereich eines zu bildenden Stegs
DE102019201560A1 (de) 2019-02-07 2020-08-13 Aktiebolaget Skf Lagerkäfigsegment mit Stoßkante zum Verschweißen
DE102021206282A1 (de) 2021-06-18 2022-12-22 Aktiebolaget Skf Käfigsegment für einen Wälzlagerkäfig
DE102021206285A1 (de) 2021-06-18 2022-12-22 Aktiebolaget Skf Käfigsegment für einen Wälzlagerkäfig
JP2023013047A (ja) * 2021-07-15 2023-01-26 Ntn株式会社 ころ軸受用保持器およびころ軸受

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Publication number Priority date Publication date Assignee Title
KR100784363B1 (ko) * 2001-09-27 2007-12-11 주식회사 만도 유니버설 조인트의 니들 베어링 조립장치

Also Published As

Publication number Publication date
JPH08270658A (ja) 1996-10-15
US5795080A (en) 1998-08-18
KR100361066B1 (ko) 2003-04-07

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