JP5157625B2 - ボールねじ機構 - Google Patents

ボールねじ機構 Download PDF

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Publication number
JP5157625B2
JP5157625B2 JP2008123253A JP2008123253A JP5157625B2 JP 5157625 B2 JP5157625 B2 JP 5157625B2 JP 2008123253 A JP2008123253 A JP 2008123253A JP 2008123253 A JP2008123253 A JP 2008123253A JP 5157625 B2 JP5157625 B2 JP 5157625B2
Authority
JP
Japan
Prior art keywords
nut
deflector
groove
flange portion
ball screw
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.)
Active
Application number
JP2008123253A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008309331A5 (enExample
JP2008309331A (ja
Inventor
橋本　　浩司
大作 川田
忍 茂木
伸吾 齋藤
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
Priority to JP2008123253A priority Critical patent/JP5157625B2/ja
Publication of JP2008309331A publication Critical patent/JP2008309331A/ja
Publication of JP2008309331A5 publication Critical patent/JP2008309331A5/ja
Application granted granted Critical
Publication of JP5157625B2 publication Critical patent/JP5157625B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F16H25/2214—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
    • F16H25/2223—Cross over deflectors between adjacent thread turns, e.g. S-form deflectors connecting neighbouring threads

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
JP2008123253A 2007-05-11 2008-05-09 ボールねじ機構 Active JP5157625B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008123253A JP5157625B2 (ja) 2007-05-11 2008-05-09 ボールねじ機構

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007126952 2007-05-11
JP2007126952 2007-05-11
JP2008123253A JP5157625B2 (ja) 2007-05-11 2008-05-09 ボールねじ機構

Publications (3)

Publication Number Publication Date
JP2008309331A JP2008309331A (ja) 2008-12-25
JP2008309331A5 JP2008309331A5 (enExample) 2011-06-02
JP5157625B2 true JP5157625B2 (ja) 2013-03-06

Family

ID=40237098

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008123253A Active JP5157625B2 (ja) 2007-05-11 2008-05-09 ボールねじ機構

Country Status (1)

Country Link
JP (1) JP5157625B2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6259210B2 (ja) * 2013-06-21 2018-01-10 Ntn株式会社 駒式ボールねじ
JP6264049B2 (ja) * 2014-01-10 2018-01-24 株式会社ジェイテクト デフレクタ、ボールねじ装置、ボールねじ装置の製造方法、及びステアリング装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4819818B1 (enExample) * 1970-02-18 1973-06-16
JPH09210023A (ja) * 1996-01-31 1997-08-12 Showa Alum Corp 部材同士の結合構造
JP4004132B2 (ja) * 1998-03-23 2007-11-07 株式会社ショーワ デフレクタ式ボールねじおよびその組付方法
JP2002054710A (ja) * 2000-08-11 2002-02-20 Nsk Ltd 内部循環式ボールねじ
JP2003028267A (ja) * 2001-07-19 2003-01-29 Nsk Ltd こま式ボールねじ用ナットスクリューの加工方法
JP4292258B2 (ja) * 2002-07-22 2009-07-08 城北電機工業株式会社 パルスモータおよびそれに用いる係止金具
JP2004053189A (ja) * 2002-07-23 2004-02-19 Sharp Corp 空気調和機
JP4029740B2 (ja) * 2003-02-18 2008-01-09 日本精工株式会社 ボールねじ用循環こまの製造方法及び循環こま並びにボールねじ
JP2006122955A (ja) * 2004-10-28 2006-05-18 Seiko Epson Corp かしめ構造およびこれを備えたモータアッセンブリ
JP2006275139A (ja) * 2005-03-29 2006-10-12 Nsk Ltd ボールねじ機構

Also Published As

Publication number Publication date
JP2008309331A (ja) 2008-12-25

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