WO2009028151A1 - 転がり軸受装置 - Google Patents

転がり軸受装置 Download PDF

Info

Publication number
WO2009028151A1
WO2009028151A1 PCT/JP2008/002238 JP2008002238W WO2009028151A1 WO 2009028151 A1 WO2009028151 A1 WO 2009028151A1 JP 2008002238 W JP2008002238 W JP 2008002238W WO 2009028151 A1 WO2009028151 A1 WO 2009028151A1
Authority
WO
WIPO (PCT)
Prior art keywords
retainer
rolling bearing
guide
bearing device
outer ring
Prior art date
Application number
PCT/JP2008/002238
Other languages
English (en)
French (fr)
Inventor
Takuji Kobayashi
Masatsugu Mori
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
Priority claimed from JP2008162439A external-priority patent/JP5419392B2/ja
Application filed by Ntn Corporation filed Critical Ntn Corporation
Priority to US12/733,303 priority Critical patent/US8491195B2/en
Priority to DE112008002317T priority patent/DE112008002317T5/de
Priority to CN2008801040812A priority patent/CN101809304B/zh
Publication of WO2009028151A1 publication Critical patent/WO2009028151A1/ja

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
    • F16C33/46—Cages for rollers or needles
    • F16C33/48—Cages for rollers or needles for multiple rows of rollers or needles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/12—Arrangements for cooling or lubricating parts of the machine
    • B23Q11/121—Arrangements for cooling or lubricating parts of the machine with lubricating effect for reducing friction
    • B23Q11/122—Lubricant supply devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/12—Arrangements for cooling or lubricating parts of the machine
    • B23Q11/121—Arrangements for cooling or lubricating parts of the machine with lubricating effect for reducing friction
    • B23Q11/123—Arrangements for cooling or lubricating parts of the machine with lubricating effect for reducing friction for lubricating spindle 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
    • 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
    • F16C19/16—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 a single row of balls
    • F16C19/163—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 a single row of balls with angular contact
    • 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
    • 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
    • F16C33/6662—Details of supply of the liquid to the bearing, e.g. passages or nozzles the liquid being carried by air or other gases, e.g. mist lubrication
    • 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
    • F16C2322/00—Apparatus used in shaping articles
    • F16C2322/39—General build up of machine tools, e.g. spindles, slides, actuators

Abstract

　高速回転時の保持器の安定性保持と案内面同士の直接接触の防止、および保持器案内隙間での動力損失低減が可能な転がり軸受装置を提供する。この転がり軸受装置は、内輪２と外輪３の軌道面２ａ，３ａの間に、環状の保持器５に保持された転動体４を介在させた転がり軸受１と、前記外輪３に隣接して設けたノズル部材８とを備える。ノズル部材８には、内輪２と外輪３間の軸受空間に挿入され潤滑剤のノズル孔１０を有する環状の鍔部８ａを設ける。この鍔部８ａの外径面８ａａを保持器案内面とし、この保持器案内面８ａａで保持器５の内径面５ａを案内させる。
PCT/JP2008/002238 2007-08-24 2008-08-19 転がり軸受装置 WO2009028151A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/733,303 US8491195B2 (en) 2007-08-24 2008-08-19 Rolling bearing device
DE112008002317T DE112008002317T5 (de) 2007-08-24 2008-08-19 Wälzlagervorrichtung
CN2008801040812A CN101809304B (zh) 2007-08-24 2008-08-19 圆柱滚子轴承装置

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007218734 2007-08-24
JP2007-218734 2007-08-24
JP2008162439A JP5419392B2 (ja) 2007-08-24 2008-06-20 転がり軸受装置
JP2008-162439 2008-06-20

Publications (1)

Publication Number Publication Date
WO2009028151A1 true WO2009028151A1 (ja) 2009-03-05

Family

ID=40386894

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/002238 WO2009028151A1 (ja) 2007-08-24 2008-08-19 転がり軸受装置

Country Status (1)

Country Link
WO (1) WO2009028151A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015034564A (ja) * 2013-08-07 2015-02-19 株式会社ジェイテクト 軸受装置
US20150226266A1 (en) * 2012-09-24 2015-08-13 Ntn Corporation Cooling structure for bearing device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05148052A (ja) * 1990-09-18 1993-06-15 Norton Co 複合セラミツク構造部材
JPH06199508A (ja) * 1993-01-07 1994-07-19 Alps Electric Co Ltd ウルツ鉱型構造を有する結晶質サイアロンおよびその合成方法
JPH11132244A (ja) * 1997-10-31 1999-05-18 Nippon Seiko Kk 潤滑装置付円筒ころ軸受装置
JP2002089573A (ja) * 2000-09-12 2002-03-27 Ntn Corp 転がり軸受のエアオイル潤滑構造および潤滑方法
JP2002139032A (ja) * 2000-11-01 2002-05-17 Ntn Corp 二つ割り型自動調心ころ軸受
JP2006300323A (ja) * 2001-03-02 2006-11-02 Nsk Ltd 転動装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05148052A (ja) * 1990-09-18 1993-06-15 Norton Co 複合セラミツク構造部材
JPH06199508A (ja) * 1993-01-07 1994-07-19 Alps Electric Co Ltd ウルツ鉱型構造を有する結晶質サイアロンおよびその合成方法
JPH11132244A (ja) * 1997-10-31 1999-05-18 Nippon Seiko Kk 潤滑装置付円筒ころ軸受装置
JP2002089573A (ja) * 2000-09-12 2002-03-27 Ntn Corp 転がり軸受のエアオイル潤滑構造および潤滑方法
JP2002139032A (ja) * 2000-11-01 2002-05-17 Ntn Corp 二つ割り型自動調心ころ軸受
JP2006300323A (ja) * 2001-03-02 2006-11-02 Nsk Ltd 転動装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150226266A1 (en) * 2012-09-24 2015-08-13 Ntn Corporation Cooling structure for bearing device
US9541137B2 (en) * 2012-09-24 2017-01-10 Ntn Corporation Cooling structure for bearing device
US10280980B2 (en) 2012-09-24 2019-05-07 Ntn Corporation Cooling structure for bearing device
JP2015034564A (ja) * 2013-08-07 2015-02-19 株式会社ジェイテクト 軸受装置

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