WO2008120446A1 - 潤滑剤劣化検出装置および検出装置付き軸受 - Google Patents

潤滑剤劣化検出装置および検出装置付き軸受 Download PDF

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Publication number
WO2008120446A1
WO2008120446A1 PCT/JP2008/000523 JP2008000523W WO2008120446A1 WO 2008120446 A1 WO2008120446 A1 WO 2008120446A1 JP 2008000523 W JP2008000523 W JP 2008000523W WO 2008120446 A1 WO2008120446 A1 WO 2008120446A1
Authority
WO
WIPO (PCT)
Prior art keywords
lubricant
detector
bearing
measurement gap
degradation
Prior art date
Application number
PCT/JP2008/000523
Other languages
English (en)
French (fr)
Inventor
Toru Takahashi
Kentarou Nishikawa
Original Assignee
Ntn Corporation
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 Ntn Corporation filed Critical Ntn Corporation
Priority to CN200880009813XA priority Critical patent/CN101641587B/zh
Priority to EP08720409A priority patent/EP2131182B1/en
Publication of WO2008120446A1 publication Critical patent/WO2008120446A1/ja
Priority to US12/585,794 priority patent/US8531672B2/en

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
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • F16C33/6674—Details of supply of the liquid to the bearing, e.g. passages or nozzles related to the amount supplied, e.g. gaps to restrict flow of the liquid
    • 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
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • F16C33/667—Details of supply of the liquid to the bearing, e.g. passages or nozzles related to conditioning, e.g. cooling, filtering
    • 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
    • F16N—LUBRICATING
    • F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • G01N21/8507—Probe photometers, i.e. with optical measuring part dipped into fluid sample
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/56—Investigating resistance to wear or abrasion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2888—Lubricating oil characteristics, e.g. deterioration
    • 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
    • F16N—LUBRICATING
    • F16N2200/00—Condition of lubricant
    • 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
    • F16N—LUBRICATING
    • F16N2250/00—Measuring
    • F16N2250/34—Transparency; Light; Photo sensor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/075—Investigating concentration of particle suspensions by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00—Investigating materials by mechanical methods
    • G01N19/02—Measuring coefficient of friction between materials
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • G01N21/8507—Probe photometers, i.e. with optical measuring part dipped into fluid sample
    • G01N2021/8528—Immerged light conductor
    • G01N2021/8535—Immerged light conductor presenting a cut
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/30—Oils, i.e. hydrocarbon liquids for lubricating properties

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Optical Measuring Cells (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

　軸受に簡単かつコンパクトに搭載できて、軸受内部の潤滑剤劣化状態を安定的にかつ精度良く検出できる潤滑剤劣化検出装置を提供する。この潤滑剤劣化検出装置は、円弧状の光ファイバ４の両端にそれぞれ発光素子および受光素子を対向して設け、この円弧状の光ファイバ４の一部に潤滑剤５を介在させる測定用ギャップ部７を設ける。この測定用ギャップ部７の近傍に、潤滑剤による潤滑状態の変化によって変形量が変化する変形可能な抵抗体１５を設けることで、測定用ギャップ部７の潤滑剤５を流動させる。
PCT/JP2008/000523 2007-03-26 2008-03-11 潤滑剤劣化検出装置および検出装置付き軸受 WO2008120446A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN200880009813XA CN101641587B (zh) 2007-03-26 2008-03-11 润滑剂性能变差检测装置和带有检测装置的轴承
EP08720409A EP2131182B1 (en) 2007-03-26 2008-03-11 Lubricant degradation detector and bearing with the detector
US12/585,794 US8531672B2 (en) 2007-03-26 2009-09-24 Lubricant deterioration detector and bearing assembly equipped with such detector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007078410A JP4833126B2 (ja) 2007-03-26 2007-03-26 潤滑剤劣化検出装置および検出装置付き軸受
JP2007-078410 2007-03-26

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/585,794 Continuation US8531672B2 (en) 2007-03-26 2009-09-24 Lubricant deterioration detector and bearing assembly equipped with such detector

Publications (1)

Publication Number Publication Date
WO2008120446A1 true WO2008120446A1 (ja) 2008-10-09

Family

ID=39808033

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/000523 WO2008120446A1 (ja) 2007-03-26 2008-03-11 潤滑剤劣化検出装置および検出装置付き軸受

Country Status (5)

Country Link
US (1) US8531672B2 (ja)
EP (1) EP2131182B1 (ja)
JP (1) JP4833126B2 (ja)
CN (1) CN101641587B (ja)
WO (1) WO2008120446A1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100157304A1 (en) * 2006-01-23 2010-06-24 Ntn Corporation Lubricant deterioration detecting device and detecting device incorporated bearing assembly
JP4850106B2 (ja) * 2007-03-26 2012-01-11 Ｎｔｎ株式会社 潤滑剤劣化検出装置および検出装置付き軸受
JP5510926B2 (ja) * 2010-03-26 2014-06-04 Ｎｔｎ株式会社 ブレード用軸受の異常検出装置および異常検出方法
JP5956152B2 (ja) * 2011-12-27 2016-07-27 ナブテスコ株式会社 潤滑油劣化センサーを備えた機械
US9122225B2 (en) * 2012-07-31 2015-09-01 Ricoh Company, Ltd. Lubricant applicator, image forming apparatus, and process cartridge
DE102016215099A1 (de) * 2016-08-12 2018-02-15 Zf Friedrichshafen Ag Verfahren zum Vermessen eines Schmierspaltes zwischen geschmierten Kontaktelementen
JP2018096451A (ja) * 2016-12-13 2018-06-21 Ntn株式会社 転がり軸受の異常検知装置
CN108692694B (zh) * 2018-04-09 2024-04-05 广西质量技术工程学校 一种垃圾压缩机底弧板检测装置
US11639771B2 (en) * 2021-02-08 2023-05-02 Saudi Arabian Oil Company Integrated system and method for automatic rejuvenation of turbine oil for improving equipment reliability

Citations (8)

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Publication number Priority date Publication date Assignee Title
JPH03197848A (ja) * 1989-12-26 1991-08-29 Sanyo Shokuhin Kk 豆乳の濃度測定方法
JPH0968496A (ja) * 1995-08-31 1997-03-11 Shimadzu Corp オイル劣化度検出器
JPH09154797A (ja) * 1995-12-11 1997-06-17 Hokuriku Electric Ind Co Ltd 洗浄水の汚れ検出装置
JP2000130240A (ja) * 1998-10-26 2000-05-09 Hitachi Ltd オイル劣化診断装置を具備した自動車
JP2004293776A (ja) * 2002-12-03 2004-10-21 Nsk Ltd センサ付軸受
JP2004340806A (ja) * 2003-05-16 2004-12-02 Nippon Soken Inc 粒子濃度検出方法
JP2005345132A (ja) * 2004-05-31 2005-12-15 Toribo Tex Kk 転がり軸受の劣化評価方法
JP2007078410A (ja) 2005-09-12 2007-03-29 Hitachi Ltd 液位検出装置

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Publication number Priority date Publication date Assignee Title
JPH03197848A (ja) * 1989-12-26 1991-08-29 Sanyo Shokuhin Kk 豆乳の濃度測定方法
JPH0968496A (ja) * 1995-08-31 1997-03-11 Shimadzu Corp オイル劣化度検出器
JPH09154797A (ja) * 1995-12-11 1997-06-17 Hokuriku Electric Ind Co Ltd 洗浄水の汚れ検出装置
JP2000130240A (ja) * 1998-10-26 2000-05-09 Hitachi Ltd オイル劣化診断装置を具備した自動車
JP2004293776A (ja) * 2002-12-03 2004-10-21 Nsk Ltd センサ付軸受
JP2004340806A (ja) * 2003-05-16 2004-12-02 Nippon Soken Inc 粒子濃度検出方法
JP2005345132A (ja) * 2004-05-31 2005-12-15 Toribo Tex Kk 転がり軸受の劣化評価方法
JP2007078410A (ja) 2005-09-12 2007-03-29 Hitachi Ltd 液位検出装置

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Title
See also references of EP2131182A4

Also Published As

Publication number Publication date
US20100014087A1 (en) 2010-01-21
US8531672B2 (en) 2013-09-10
CN101641587A (zh) 2010-02-03
JP2008241290A (ja) 2008-10-09
EP2131182B1 (en) 2012-05-16
EP2131182A4 (en) 2010-04-14
CN101641587B (zh) 2013-05-29
JP4833126B2 (ja) 2011-12-07
EP2131182A1 (en) 2009-12-09

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