KR970077896A - 스프링 수명 향상 - Google Patents

스프링 수명 향상 Download PDF

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Publication number
KR970077896A
KR970077896A KR1019970017180A KR19970017180A KR970077896A KR 970077896 A KR970077896 A KR 970077896A KR 1019970017180 A KR1019970017180 A KR 1019970017180A KR 19970017180 A KR19970017180 A KR 19970017180A KR 970077896 A KR970077896 A KR 970077896A
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KR
South Korea
Prior art keywords
small distance
spring
backing ring
hole
stop
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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.)
Granted
Application number
KR1019970017180A
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English (en)
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KR100272877B1 (ko
Inventor
엘. 할세이 미키
제이. 홀덴 스티븐
엘. 레씨 스티븐
Original Assignee
윌리암 더블류. 하벨트
캐리어 코포레이션
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Publication of KR970077896A publication Critical patent/KR970077896A/ko
Application granted granted Critical
Publication of KR100272877B1 publication Critical patent/KR100272877B1/ko
Anticipated expiration legal-status Critical
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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/15—Mounting arrangements for bearing-shields or end plates
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor
    • 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
    • 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
    • F16C19/364—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 with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
    • 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
    • F16C19/546—Systems with spaced apart rolling bearings including at least one angular contact bearing
    • F16C19/547—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling 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
    • F16C2380/00—Electrical apparatus
    • F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Motor Or Generator Frames (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Support Of The Bearing (AREA)

Abstract

백킹 링(150)이, 백킹 링에 의해 결합되는 베어링 시스템상에 원하는 바이어스를 유지하면서, 통상적으로 정지부 및 백킹 링을 작은 거리(170)로 이격 유지하는 정지부(160)와 백킹 링과 결합하는 스프링(30)에 의해 둘러싸인 직경 감소부(150-1)를 갖는다. 베어링(40)의 이동은 상기 작은 거리에 의해 제한되고, 상기 작은 거리는 또한 휨을 제한하고, 그러므로 스프링의 피로 수명을 향상시킨다.

Description

스프링 수명 향상
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 2 도는 본 발명의 바이어스 구조를 도시한 부분 단면도.

Claims (3)

  1. 일시적 축방향 이동에 종속되는 축(14) 상에 장착된 회전자(12)를 갖고, 상기 축은 구멍(120-1)에 위치되고 상기 일시적 축방향 이동에 종속되는 테이퍼 베어링 수단(40)에 의해 회전가능하게 지지되는 직경 감소부(14-1)를 갖는 모터(110)의 스프링 변형 제한 장치에 있어서, 상기 구멍에 위치하고, 상기 베어링 수단과 결합하는 한 측면과 감소부(150-1)를 갖는 제 2 측면을 갖는 백킹 링 수단(150)과, 상기 구멍에 위치하고, 상기 구멍에 형성된 견부(120-2)와 결합하는 한 측면과 상기 백킹 링 수단의 상기 감소부와 대면하고 통상적으로 그로부터 작은 거리(170)로 이격된 제 2 측면을 갖는 정지수단(160)과, 상기 백킹 링 수단의 상기 제 2 측면 및 상기 정지 수단의 상기 제 2 측면과 결합하고 상기 백킹 링 수단의 상기 감소부를 둘러싸고 상기 백킹 링 수단과 상기 정지 수단을 상기 작은 거리를 유지하도록 이격 바이어스하는 스프링 수단(30)을 포함함으로써, 상기 축이 일시적 축방향 이동에 종속될 때 상기 이동이 상기 작은 거리로 제한되는 것을 특징으로 하는 스프링 변형 제한 장치.
  2. 제 1 항에 있어서, 상기 작은 거리는 0.51mm(0.02inch)의 크기인 것을 특징으로 하는 스프링 변형 제한 장치.
  3. 제 1 항에 있어서, 상기 작은 거리는 1.27mm(0.05inch) 이하인 것을 특징으로 하는 스프링 변형 제한 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970017180A 1996-05-06 1997-05-03 스프링 변형 제한장치 Expired - Fee Related KR100272877B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/643,672 1996-05-06
US08/643,672 US5719454A (en) 1996-05-06 1996-05-06 Spring life improvement
US8/643,672 1996-05-06

Publications (2)

Publication Number Publication Date
KR970077896A true KR970077896A (ko) 1997-12-12
KR100272877B1 KR100272877B1 (ko) 2000-11-15

Family

ID=24581814

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970017180A Expired - Fee Related KR100272877B1 (ko) 1996-05-06 1997-05-03 스프링 변형 제한장치

Country Status (6)

Country Link
US (1) US5719454A (ko)
EP (1) EP0806831A1 (ko)
JP (1) JP3133014B2 (ko)
KR (1) KR100272877B1 (ko)
CN (1) CN1069457C (ko)
BR (1) BR9703073A (ko)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6956310B1 (en) 2000-09-07 2005-10-18 Baker Hughes Incorporated Motor bearing for submersible motors
CA2474441C (en) * 2002-11-26 2010-08-31 Ebm-Papst St. Georgen Gmbh & Co. Kg External-rotor motor and method for assembling such a motor
JP4527145B2 (ja) * 2007-11-12 2010-08-18 三菱電機株式会社 電動パワーステアリング装置用モータ
US20120070110A1 (en) * 2010-09-21 2012-03-22 Owens Steven J Gearbox assembly component and method
DE102010047932A1 (de) * 2010-10-08 2012-04-12 Schaeffler Technologies Gmbh & Co. Kg Radlagereinheit
US8987957B2 (en) * 2013-01-16 2015-03-24 Baker Hughes Incorporated Systems and methods for facilitating oil flow in relation to rotor bearings
DE102013216504A1 (de) 2013-08-21 2015-02-26 Evonik Industries Ag Zinn-freie Katalysator-haltige Zusammensetzung für einen Monosil-Prozess mit optimierter Prozesscharakteristik
DE102013216502A1 (de) 2013-08-21 2015-02-26 Evonik Industries Ag Zinn-freie Zusammensetzung für die Vernetzung von thermoplastischen Polyolefinen
JP6385286B2 (ja) * 2015-01-13 2018-09-05 Ntn株式会社 軸受予圧機構及び軸支持装置
JP6607376B2 (ja) * 2015-07-01 2019-11-20 パナソニックＩｐマネジメント株式会社 冷凍サイクル装置
CN105356650A (zh) * 2015-11-29 2016-02-24 重庆元创汽车整线集成有限公司 电机主轴发热的间隙补偿结构
ES2904473T3 (es) * 2017-08-23 2022-04-05 Sulzer Management Ag Dispositivo de rodamiento de eje con dispositivo de elevación
DE102020105408A1 (de) 2020-02-28 2021-09-02 Nidec Motors & Actuators (Germany) Gmbh Getriebegehäuseeinheit mit Anschlag für axialen Spielausgleich
DE102020105409A1 (de) 2020-02-28 2021-09-02 Nidec Motors & Actuators (Germany) Gmbh Getriebegehäuseeinheit mit Polymerelement für axialen Spielausgleich
DE102020105412A1 (de) 2020-02-28 2021-09-02 Nidec Motors & Actuators (Germany) Gmbh Getriebegehäuseeinheit mit gewölbter Wellfederauflage für axialen Spielausgleich
US12460671B2 (en) * 2023-09-26 2025-11-04 Schaeffler Technologies AG & Co. KG Bearing assembly

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GB627260A (en) * 1946-09-26 1949-08-04 British Thomson Houston Co Ltd Improvements relating to the mounting of ball bearings and the like
US2502874A (en) * 1948-04-29 1950-04-04 Bryant Grinder Corp Spindle mounting for high speeds
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JPS5077448A (ko) * 1973-11-13 1975-06-24
GB1592491A (en) * 1977-02-17 1981-07-08 British Aerospace Bearing assemblies
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JPH0322843A (ja) * 1989-06-16 1991-01-31 Fanuc Ltd モータのころがり軸受の予圧付与装置
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Also Published As

Publication number Publication date
CN1069457C (zh) 2001-08-08
JPH1042509A (ja) 1998-02-13
BR9703073A (pt) 1998-11-10
CN1177854A (zh) 1998-04-01
JP3133014B2 (ja) 2001-02-05
EP0806831A1 (en) 1997-11-12
KR100272877B1 (ko) 2000-11-15
US5719454A (en) 1998-02-17

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