WO2009047882A1 - 転がり軸受の潤滑装置 - Google Patents

転がり軸受の潤滑装置 Download PDF

Info

Publication number
WO2009047882A1
WO2009047882A1 PCT/JP2008/002649 JP2008002649W WO2009047882A1 WO 2009047882 A1 WO2009047882 A1 WO 2009047882A1 JP 2008002649 W JP2008002649 W JP 2008002649W WO 2009047882 A1 WO2009047882 A1 WO 2009047882A1
Authority
WO
WIPO (PCT)
Prior art keywords
inner ring
rolling bearing
diameter
lubrication device
lubrication
Prior art date
Application number
PCT/JP2008/002649
Other languages
English (en)
French (fr)
Inventor
Futoshi Kosugi
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
Publication of WO2009047882A1 publication Critical patent/WO2009047882A1/ja

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • 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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
    • F16C35/12—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with 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
    • F16C2322/00—Apparatus used in shaping articles
    • F16C2322/39—General build up of machine tools, e.g. spindles, slides, actuators

Abstract

　軸受内部に入り込む潤滑油量を必要最小量にして、潤滑油の攪拌抵抗による発熱を抑えることができる転がり軸受の潤滑装置を提供する。転がり軸受１の外輪３に隣接する潤滑油導入体７に、転がり軸受１の内輪２の端面に向けて潤滑油を吐出するノズル１１と、前記内輪２の端面に続く円筒面状をした内輪外径面２ｅに被さって、この内輪外径面２ｅとの間に軸方向に平行な隙間δを形成する環状鍔部９ｂとを設ける。前記内輪外径面２ｅにおける前記環状鍔部９ｂの先端よりも内輪軌道面側に離れた箇所に、軌道面部側が大径となる段差部２ｅａを設ける。
PCT/JP2008/002649 2007-10-10 2008-09-25 転がり軸受の潤滑装置 WO2009047882A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-263999 2007-10-10
JP2007263999A JP2009092147A (ja) 2007-10-10 2007-10-10 転がり軸受の潤滑装置

Publications (1)

Publication Number Publication Date
WO2009047882A1 true WO2009047882A1 (ja) 2009-04-16

Family

ID=40549035

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/002649 WO2009047882A1 (ja) 2007-10-10 2008-09-25 転がり軸受の潤滑装置

Country Status (3)

Country Link
JP (1) JP2009092147A (ja)
TW (1) TW200936906A (ja)
WO (1) WO2009047882A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012121117A (ja) * 2010-12-10 2012-06-28 Okuma Corp 主軸装置
CN114810839A (zh) * 2021-09-30 2022-07-29 中维化纤股份有限公司 一种牵伸辊高速运转的轴承防护装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI525273B (zh) * 2012-09-10 2016-03-11 財團法人工業技術研究院 滾珠導螺桿
JP6511802B2 (ja) * 2014-02-28 2019-05-15 ブラザー工業株式会社 工作機械
JP6599626B2 (ja) * 2015-03-23 2019-10-30 Ｎｔｎ株式会社 軸受装置および機械装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02296010A (ja) * 1989-05-09 1990-12-06 Teijin Seiki Co Ltd ころがり軸受の給油装置
JPH10231843A (ja) * 1997-02-19 1998-09-02 Koyo Seiko Co Ltd 軸受装置
JP2000291664A (ja) * 1999-04-12 2000-10-20 Koyo Seiko Co Ltd 転がり軸受装置
JP2005180531A (ja) * 2003-12-18 2005-07-07 Ntn Corp 転がり軸受のエアオイル潤滑構造
JP2005351439A (ja) * 2004-06-14 2005-12-22 Ntn Corp 円筒ころ軸受のエアオイル潤滑構造

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02296010A (ja) * 1989-05-09 1990-12-06 Teijin Seiki Co Ltd ころがり軸受の給油装置
JPH10231843A (ja) * 1997-02-19 1998-09-02 Koyo Seiko Co Ltd 軸受装置
JP2000291664A (ja) * 1999-04-12 2000-10-20 Koyo Seiko Co Ltd 転がり軸受装置
JP2005180531A (ja) * 2003-12-18 2005-07-07 Ntn Corp 転がり軸受のエアオイル潤滑構造
JP2005351439A (ja) * 2004-06-14 2005-12-22 Ntn Corp 円筒ころ軸受のエアオイル潤滑構造

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012121117A (ja) * 2010-12-10 2012-06-28 Okuma Corp 主軸装置
CN114810839A (zh) * 2021-09-30 2022-07-29 中维化纤股份有限公司 一种牵伸辊高速运转的轴承防护装置

Also Published As

Publication number Publication date
TW200936906A (en) 2009-09-01
JP2009092147A (ja) 2009-04-30

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