TWI481786B - Rolling bearings and machine tool spindle device - Google Patents

Rolling bearings and machine tool spindle device Download PDF

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Publication number
TWI481786B
TWI481786B TW100127784A TW100127784A TWI481786B TW I481786 B TWI481786 B TW I481786B TW 100127784 A TW100127784 A TW 100127784A TW 100127784 A TW100127784 A TW 100127784A TW I481786 B TWI481786 B TW I481786B
Authority
TW
Taiwan
Prior art keywords
convex
annular portion
peripheral surface
outer peripheral
retainer
Prior art date
Application number
TW100127784A
Other languages
English (en)
Chinese (zh)
Other versions
TW201217665A (en
Inventor
Atsushi Minakami
Original Assignee
Nsk Ltd
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 Nsk Ltd filed Critical Nsk Ltd
Publication of TW201217665A publication Critical patent/TW201217665A/zh
Application granted granted Critical
Publication of TWI481786B publication Critical patent/TWI481786B/zh

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
    • 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
    • F16C33/467—Details of individual pockets, e.g. shape or roller retaining means
    • F16C33/4676—Details of individual pockets, e.g. shape or roller retaining means of the stays separating adjacent cage pockets, e.g. guide means for the bearing-surface of the rollers
    • 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
    • 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
    • F16C33/4605—Details of interaction of cage and race, e.g. retention or centring
    • 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
    • F16C33/467—Details of individual pockets, e.g. shape or roller retaining means
    • F16C33/4682—Details of individual pockets, e.g. shape or roller retaining means of the end walls, e.g. interaction with the end faces of the 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
    • 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
    • F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
    • F16C33/6622—Details of supply and/or removal of the grease, e.g. purging grease
    • 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
    • F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
    • F16C33/6629—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
    • 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
    • F16C2322/00—Apparatus used in shaping articles
    • F16C2322/39—General build up of machine tools, e.g. spindles, slides, actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
  • Turning (AREA)
TW100127784A 2010-08-18 2011-08-04 Rolling bearings and machine tool spindle device TWI481786B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010183349 2010-08-18

Publications (2)

Publication Number Publication Date
TW201217665A TW201217665A (en) 2012-05-01
TWI481786B true TWI481786B (zh) 2015-04-21

Family

ID=45605093

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100127784A TWI481786B (zh) 2010-08-18 2011-08-04 Rolling bearings and machine tool spindle device

Country Status (6)

Country Link
JP (2) JP6016632B2 (ja)
KR (1) KR101368100B1 (ja)
CN (2) CN102483092A (ja)
DE (1) DE112011102719B4 (ja)
TW (1) TWI481786B (ja)
WO (1) WO2012023437A1 (ja)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2865910A4 (en) * 2012-06-21 2016-06-08 Nsk Ltd ROLLER POSITION AND SPINDLE DEVICE FOR TOOL MACHINE
CN103697066B (zh) * 2012-09-27 2018-04-03 舍弗勒技术股份两合公司 用于滚动轴承的板材保持架
FR3000772B1 (fr) * 2013-01-10 2015-06-19 Ntn Snr Roulements Cage pour unite de roulement, et unite de roulement munie d'une telle cage.
DE102013212962A1 (de) * 2013-07-03 2015-01-08 Aktiebolaget Skf Lagerkäfig für verlängerte Fettgebrauchsdauer
JP6369083B2 (ja) * 2013-11-25 2018-08-08 株式会社ジェイテクト 分割保持器及びころ軸受
DE102013226132B4 (de) * 2013-12-16 2019-02-14 Aktiebolaget Skf Käfig für ein Wälzlager sowie Rollenlager mit einem Käfig
DE102014201104A1 (de) 2014-01-22 2015-08-06 Schaeffler Technologies AG & Co. KG Schmierungsoptimierter Wälzlagerkäfig für Zylinderrollenlager
DE102015206533A1 (de) * 2015-04-13 2016-10-13 Schaeffler Technologies AG & Co. KG Käfigsegment eines Käfigs eines Wälzlagers und Käfig eines Wälzlagers
CN105134775A (zh) * 2015-10-12 2015-12-09 山东凯美瑞轴承科技有限公司 一种具有调心功能的混合轴承
US20170102032A1 (en) * 2015-10-12 2017-04-13 Schaeffler Technologies AG & Co. KG Low friction ball bearing cage design with optimized contact surface
DE102016211906A1 (de) * 2016-06-30 2018-01-04 Aktiebolaget Skf Käfig für Kurbelwellenlagerung
JP7071801B2 (ja) * 2017-03-03 2022-05-19 Ntn株式会社 転がり軸受及びそれを備えた軸受構造
US10487877B2 (en) * 2018-03-01 2019-11-26 Schaeffler Technologies AG & Co. KG Bearing cage including hydrodynamic feature
JP7247598B2 (ja) * 2019-01-21 2023-03-29 株式会社ジェイテクト 転がり軸受装置
KR102186044B1 (ko) * 2019-04-19 2020-12-04 (주)웰테크 난간형 2단 건조대
US11365762B2 (en) * 2020-11-16 2022-06-21 Schaeffler Technologies AG & Co. KG High speed bearing cage
DE102021129190A1 (de) 2021-11-10 2023-05-11 Schaeffler Technologies AG & Co. KG Lagerkäfig für Zylinderrollen und Zylinderrollenlager mit einem solchen Lagerkäfig
CN117759630B (zh) * 2024-02-22 2024-04-26 上海骋海新能源科技有限公司 一种球轴承

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1122737A (ja) * 1997-07-02 1999-01-26 Hitachi Constr Mach Co Ltd ころ軸受用保持器
JP2005061483A (ja) * 2003-08-08 2005-03-10 Nsk Ltd ころ軸受用合成樹脂製保持器及びころ軸受

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1095694A (en) 1914-03-18 1914-05-05 Deutsche Waffen & Munitionsfab Cage for antifriction-bearings.
DE3925512C2 (de) 1989-08-02 1997-12-11 Skf Gmbh Käfig
DE8914085U1 (de) 1989-11-29 1990-01-04 SKF GmbH, 8720 Schweinfurt Verbundkäfig
JPH11182557A (ja) 1997-12-15 1999-07-06 Hitachi Constr Mach Co Ltd 針状ころ軸受
JP4342612B2 (ja) 1998-06-02 2009-10-14 株式会社松浦機械製作所 回転ベアリング及びこれを使用した主軸装置
JP3651591B2 (ja) 2001-05-28 2005-05-25 日本精工株式会社 転がり軸受
JP3707553B2 (ja) * 2001-08-01 2005-10-19 日本精工株式会社 工作機械用アンギュラ玉軸受
JP2005090657A (ja) * 2003-09-18 2005-04-07 Nsk Ltd 転がり軸受用保持器及び該保持器を組み込んだ転がり軸受
JP5098564B2 (ja) * 2006-10-19 2012-12-12 日本精工株式会社 円筒ころ軸受及び工作機械用主軸装置
JP2008175329A (ja) * 2007-01-19 2008-07-31 Jtekt Corp 転がり軸受用保持器
DE102008025766A1 (de) * 2008-05-29 2009-12-03 Schaeffler Kg Wälzlagerkäfig
JP2010090974A (ja) * 2008-10-07 2010-04-22 Ntn Corp 転がり軸受用の保持器および転がり軸受
JP2010183349A (ja) 2009-02-05 2010-08-19 Nippon Dempa Kogyo Co Ltd 表面実装用の水晶発振器
CN101737428A (zh) * 2009-12-24 2010-06-16 常熟长城轴承有限公司 轴承保持架结构
JP5499814B2 (ja) * 2010-03-23 2014-05-21 日本精工株式会社 転がり軸受

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1122737A (ja) * 1997-07-02 1999-01-26 Hitachi Constr Mach Co Ltd ころ軸受用保持器
JP2005061483A (ja) * 2003-08-08 2005-03-10 Nsk Ltd ころ軸受用合成樹脂製保持器及びころ軸受

Also Published As

Publication number Publication date
JPWO2012023437A1 (ja) 2013-10-28
DE112011102719B4 (de) 2022-08-25
DE112011102719T5 (de) 2013-06-27
KR20120106902A (ko) 2012-09-26
JP6016632B2 (ja) 2016-10-26
CN104747599A (zh) 2015-07-01
CN104747599B (zh) 2017-08-08
WO2012023437A1 (ja) 2012-02-23
KR101368100B1 (ko) 2014-02-27
TW201217665A (en) 2012-05-01
JP2016128720A (ja) 2016-07-14
CN102483092A (zh) 2012-05-30

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MM4A Annulment or lapse of patent due to non-payment of fees