DE60209163D1 - Linearbewegungsführunglager und Kugelgewindespindel - Google Patents

Linearbewegungsführunglager und Kugelgewindespindel

Info

Publication number
DE60209163D1
DE60209163D1 DE60209163T DE60209163T DE60209163D1 DE 60209163 D1 DE60209163 D1 DE 60209163D1 DE 60209163 T DE60209163 T DE 60209163T DE 60209163 T DE60209163 T DE 60209163T DE 60209163 D1 DE60209163 D1 DE 60209163D1
Authority
DE
Germany
Prior art keywords
ball screw
linear motion
motion guide
guide bearing
bearing
Prior art date
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.)
Expired - Lifetime
Application number
DE60209163T
Other languages
English (en)
Other versions
DE60209163T2 (de
Inventor
Hiroki Yamaguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
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
Application granted granted Critical
Publication of DE60209163D1 publication Critical patent/DE60209163D1/de
Publication of DE60209163T2 publication Critical patent/DE60209163T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F16C29/00—Bearings for parts moving only linearly
    • F16C29/04—Ball or roller bearings
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
    • F16C29/0635—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
    • F16C29/0638—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls
    • F16C29/0642—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls
    • 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
    • F16C33/37—Loose spacing bodies
    • F16C33/3706—Loose spacing bodies with concave surfaces conforming to the shape of the rolling elements, e.g. the spacing bodies are in sliding contact with 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
    • F16H25/2233—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with cages or means to hold the balls in position
    • F16H25/2238—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with cages or means to hold the balls in position using ball spacers, i.e. spacers separating the balls, e.g. by forming a chain supporting the balls
    • 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
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/19698—Spiral
    • Y10T74/19702—Screw and nut
    • Y10T74/19744—Rolling element engaging thread
    • Y10T74/19749—Recirculating rolling elements
    • Y10T74/19777—Interconnected or cooperating rollers or roller structure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Bearings For Parts Moving Linearly (AREA)
DE60209163T 2001-05-15 2002-05-15 Linearbewegungsführunglager und Kugelgewindespindel Expired - Lifetime DE60209163T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001144783 2001-05-15
JP2001144783A JP2002339967A (ja) 2001-05-15 2001-05-15 直動案内軸受装置

Publications (2)

Publication Number Publication Date
DE60209163D1 true DE60209163D1 (de) 2006-04-20
DE60209163T2 DE60209163T2 (de) 2006-11-16

Family

ID=18990684

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60209163T Expired - Lifetime DE60209163T2 (de) 2001-05-15 2002-05-15 Linearbewegungsführunglager und Kugelgewindespindel

Country Status (4)

Country Link
US (1) US6779419B2 (de)
EP (1) EP1260722B1 (de)
JP (1) JP2002339967A (de)
DE (1) DE60209163T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003269563A (ja) * 2002-03-18 2003-09-25 Nsk Ltd ボールねじ
DE50306983D1 (de) 2002-12-18 2007-05-16 Schaeffler Kg Kugelgewindetrieb
DE10332879A1 (de) * 2003-07-19 2005-02-17 Nexpress Solutions Llc Verfahren zum Steuern einer Sensoreinrichtung und Sensoreinrichtung für eine Druckmaschine
EP1677016B1 (de) * 2003-10-21 2015-08-19 NSK Ltd. Lineare führungsvorrichtung
US7578620B2 (en) 2003-10-21 2009-08-25 Nsk Ltd. Linear guide device
US7171868B2 (en) * 2004-07-20 2007-02-06 Sikorsky Aircraft Corporation Bearing assembly
JP2006046530A (ja) * 2004-08-05 2006-02-16 Nsk Ltd ボールねじ装置
US7703981B2 (en) * 2007-04-11 2010-04-27 Hiwin Technologies Corp. Linear guideway with a synchronous connector
DE102011012889A1 (de) * 2011-03-03 2012-09-06 Neumayer Tekfor Holding Gmbh Wälzkörperkäfig und Verschiebeeinheit
US20130199314A1 (en) * 2012-01-26 2013-08-08 Roller Bearing Company Of America, Inc. Flywheel assembly for gyroscopic applications having ball bearing slug separators
US9303689B2 (en) * 2014-04-29 2016-04-05 Roller Bearing Company Of America, Inc. Non-rhythmically spaced rolling elements for reduction in bearing non-repeatable run-out
DE102016101811A1 (de) * 2016-02-02 2017-08-03 Accuride International Gmbh Kugelkäfig
CN114346735B (zh) * 2022-01-17 2022-11-18 清华大学 直线进给装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3950511B2 (ja) 1997-04-04 2007-08-01 日本トムソン株式会社 直動転がり案内ユニット
JPH11351253A (ja) * 1998-06-12 1999-12-24 Nippon Seiko Kk 直線運動案内装置用ボールリテーナ
JP3656440B2 (ja) * 1998-11-30 2005-06-08 日本精工株式会社 コマ式ボールねじ
US6113274A (en) * 1999-04-15 2000-09-05 Tsubaki Nakashima Co., Ltd. Linear guideway having spacers and spacer ball
US6415676B1 (en) * 1999-10-26 2002-07-09 Tsubaki Nakashima Co., Ltd. Ball screw device having spacers

Also Published As

Publication number Publication date
DE60209163T2 (de) 2006-11-16
JP2002339967A (ja) 2002-11-27
EP1260722B1 (de) 2006-02-15
EP1260722A3 (de) 2004-01-28
US20020178852A1 (en) 2002-12-05
US6779419B2 (en) 2004-08-24
EP1260722A2 (de) 2002-11-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition