TW200519306A - Roller screw - Google Patents

Roller screw

Info

Publication number
TW200519306A
TW200519306A TW093131343A TW93131343A TW200519306A TW 200519306 A TW200519306 A TW 200519306A TW 093131343 A TW093131343 A TW 093131343A TW 93131343 A TW93131343 A TW 93131343A TW 200519306 A TW200519306 A TW 200519306A
Authority
TW
Taiwan
Prior art keywords
roller
rolling groove
screw
rollers
roller screw
Prior art date
Application number
TW093131343A
Other languages
English (en)
Inventor
Akihiro Teramachi
Hidekazu Michioka
Hiroshi Niwa
Kentaro Nishimura
Original Assignee
Thk Co 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 Thk Co Ltd filed Critical Thk Co Ltd
Publication of TW200519306A publication Critical patent/TW200519306A/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
    • 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
    • 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
    • F16H25/2247—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with 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
    • 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
    • F16H25/2247—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with rollers
    • F16H2025/2271—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with rollers with means for guiding circulating 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
    • 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
    • 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
    • Y10T74/19767—Return path geometry

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
TW093131343A 2003-10-20 2004-10-15 Roller screw TW200519306A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003360042 2003-10-20

Publications (1)

Publication Number Publication Date
TW200519306A true TW200519306A (en) 2005-06-16

Family

ID=34463399

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093131343A TW200519306A (en) 2003-10-20 2004-10-15 Roller screw

Country Status (8)

Country Link
US (1) US20070137347A1 (zh)
EP (1) EP1679454A4 (zh)
JP (1) JPWO2005038301A1 (zh)
KR (1) KR20060103256A (zh)
CN (1) CN1871460A (zh)
CA (1) CA2541770A1 (zh)
TW (1) TW200519306A (zh)
WO (1) WO2005038301A1 (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006028124A1 (ja) * 2004-09-08 2006-03-16 Thk Co., Ltd. ローラねじ
EP2461072A4 (en) * 2009-08-31 2016-12-14 Nsk Ltd BALL SCREW DEVICE
JP5951873B2 (ja) 2014-12-26 2016-07-13 Thk株式会社 ボールねじ
CN106609819A (zh) * 2015-10-21 2017-05-03 王心成 一种外循环交叉滚子丝杆副及使用方法
JP6704827B2 (ja) * 2016-09-30 2020-06-03 日本電産サンキョー株式会社 直線駆動装置
IL268809B (en) * 2017-02-27 2022-07-01 Concept & Design Ltd Device and method for preventing freedom of movement
WO2019078105A1 (ja) * 2017-10-19 2019-04-25 Thk株式会社 予圧検知可能なねじ装置
JP6906730B2 (ja) * 2019-04-24 2021-07-21 三菱電機株式会社 送りネジ機構、及びアクチュエータ

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1290245A (fr) * 1961-02-28 1962-04-13 Perfectionnements aux assemblages vis-écrou
US3192791A (en) * 1962-06-07 1965-07-06 Textron Inc Antifriction screw and nut assembly
US4896552A (en) * 1988-01-19 1990-01-30 Ballscrews & Actuators Co., Inc. Ballscrew follower and method of making and operating the same
JPH0687764U (ja) 1993-06-02 1994-12-22 株式会社エノモト 送りねじ軸系
JPH11210858A (ja) 1998-01-19 1999-08-03 Koyo Mach Ind Co Ltd 循環式ねじ装置
JP4475442B2 (ja) * 2000-02-28 2010-06-09 Ｔｈｋ株式会社 ローラねじおよびローラねじのローラ配列方法
JP4045737B2 (ja) * 2000-11-27 2008-02-13 株式会社ジェイテクト ボールねじ装置および無段変速機
JP2002276765A (ja) * 2001-03-21 2002-09-25 Ntn Corp ダブルナット予圧式ボールねじ
JP2003194177A (ja) * 2001-12-26 2003-07-09 Nsk Ltd ボールねじ
US7832300B2 (en) * 2003-09-10 2010-11-16 Thk Co., Ltd. Roller screw
JPWO2005038300A1 (ja) * 2003-10-20 2007-11-22 Thk株式会社 ローラねじ
WO2006028124A1 (ja) * 2004-09-08 2006-03-16 Thk Co., Ltd. ローラねじ

Also Published As

Publication number Publication date
US20070137347A1 (en) 2007-06-21
CA2541770A1 (en) 2005-04-28
EP1679454A4 (en) 2010-03-24
EP1679454A1 (en) 2006-07-12
JPWO2005038301A1 (ja) 2007-11-22
WO2005038301A1 (ja) 2005-04-28
KR20060103256A (ko) 2006-09-28
CN1871460A (zh) 2006-11-29

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