JP2007205462A5 - - Google Patents

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Publication number
JP2007205462A5
JP2007205462A5 JP2006024897A JP2006024897A JP2007205462A5 JP 2007205462 A5 JP2007205462 A5 JP 2007205462A5 JP 2006024897 A JP2006024897 A JP 2006024897A JP 2006024897 A JP2006024897 A JP 2006024897A JP 2007205462 A5 JP2007205462 A5 JP 2007205462A5
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JP
Japan
Prior art keywords
ball screw
screw device
raceway groove
seal plate
nut
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.)
Granted
Application number
JP2006024897A
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Japanese (ja)
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JP4835179B2 (en
JP2007205462A (en
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Publication date
Application filed filed Critical
Priority to JP2006024897A priority Critical patent/JP4835179B2/en
Priority claimed from JP2006024897A external-priority patent/JP4835179B2/en
Publication of JP2007205462A publication Critical patent/JP2007205462A/en
Publication of JP2007205462A5 publication Critical patent/JP2007205462A5/ja
Application granted granted Critical
Publication of JP4835179B2 publication Critical patent/JP4835179B2/en
Active legal-status Critical Current
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Claims (8)

外周面に螺旋状の軸軌道溝を形成したねじ軸と、内周面に前記軸軌道溝に対向するナット軌道溝を形成したナットと、前記軸軌道溝とナット軌道溝とを螺合させる複数のボールと、前記ナットの軸方向の端部に設置され、前記ねじ軸の軸直角断面形状と相似の内周縁形状を有するシール板とを備えたボールねじ装置において、
前記シール板を、円錐台形状に形成したことを特徴とするボールねじ装置。 A screw shaft in which a spiral shaft raceway groove is formed on the outer peripheral surface, a nut in which a nut raceway groove facing the shaft raceway groove is formed on the inner peripheral surface, and a plurality of screwing the shaft raceway groove and the nut raceway groove. A ball screw device including a ball and a seal plate that is installed at an end portion in the axial direction of the nut and has an inner peripheral edge shape similar to the axially perpendicular cross-sectional shape of the screw shaft,
Ball screw device, characterized in that the sealing plate to form a circular cone shape. 請求項１において、
前記シール板を、複数重ねて設置したことを特徴とするボールねじ装置。 In claim 1,
A ball screw device in which a plurality of the seal plates are stacked. 請求項１において、
前記シール板の円周方向の一箇所に、半径方向に沿った切断部を設けたことを特徴とするボールねじ装置。 In claim 1,
A ball screw device, wherein a cutting portion along a radial direction is provided at one place in a circumferential direction of the seal plate. 請求項３において、
前記シール板の切断部の一端を、他端に重ね合わせたことを特徴とするボールねじ装置。 In claim 3,
A ball screw device, wherein one end of the cut portion of the seal plate is overlapped with the other end. 請求項３において、
前記シール板の切断部の一端に凸部を形成し、他端に該凸部に嵌合する凹部を形成したことを特徴とするボールねじ装置。 In claim 3,
A ball screw device, wherein a convex portion is formed at one end of the cut portion of the seal plate, and a concave portion is formed at the other end to be fitted to the convex portion. 請求項３において、
前記シール板の切断部の一端に、先端部が首部より広がった凸状の鍵部を形成し、他端に該凸状の鍵部に嵌合する凹状の鍵部を形成したことを特徴とするボールねじ装置。 In claim 3,
A convex key portion with a tip portion extending from the neck portion is formed at one end of the cut portion of the seal plate, and a concave key portion that fits into the convex key portion is formed at the other end. Ball screw device to do. 請求項３ないし請求項６のいずれか一項において、
前記シール板を、複数重ねて設置したことを特徴とするボールねじ装置。 In any one of Claims 3 thru | or 6,
A ball screw device in which a plurality of the seal plates are stacked. 請求項７において、
前記複数のシール板の切断部の位置を、円周方向にずらせて重ねたことを特徴とするボールねじ装置。 In claim 7,
A ball screw device in which the positions of the cut portions of the plurality of seal plates are overlapped while being shifted in the circumferential direction.
JP2006024897A 2006-02-01 2006-02-01 Ball screw device Active JP4835179B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006024897A JP4835179B2 (en) 2006-02-01 2006-02-01 Ball screw device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006024897A JP4835179B2 (en) 2006-02-01 2006-02-01 Ball screw device

Publications (3)

Publication Number Publication Date
JP2007205462A JP2007205462A (en) 2007-08-16
JP2007205462A5 true JP2007205462A5 (en) 2009-03-05
JP4835179B2 JP4835179B2 (en) 2011-12-14

Family

ID=38485102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006024897A Active JP4835179B2 (en) 2006-02-01 2006-02-01 Ball screw device

Country Status (1)

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JP (1) JP4835179B2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112008002621B4 (en) * 2007-09-28 2022-06-02 Thk Co., Ltd. rolling device
JP2011169377A (en) * 2010-02-17 2011-09-01 Nsk Ltd Seal member, ball screw having seal member, and method for manufacturing seal member
US9423012B2 (en) * 2011-10-24 2016-08-23 Nsk Ltd. Ball screw device and dust-proof member extracting tool
CN104791445B (en) * 2014-01-17 2018-03-13 上银科技股份有限公司 Ball screw with scraping brushing device
JP2017002963A (en) * 2015-06-08 2017-01-05 日本精工株式会社 Ball Screw
CN215634779U (en) * 2021-08-06 2022-01-25 李思颖 Linear transmission device and assembly thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0645577B2 (en) * 1986-06-10 1994-06-15 住友化学工業株式会社 Method for producing optically active amines
JP3692203B2 (en) * 1997-03-10 2005-09-07 日本精工株式会社 Seal for ball screw
JP4322988B2 (en) * 1999-02-12 2009-09-02 株式会社阪上製作所 Seal member for ball screw device
JP4507368B2 (en) * 2000-08-25 2010-07-21 日本精工株式会社 Ball screw seal, ball screw
JP2002364726A (en) * 2001-04-05 2002-12-18 Thk Co Ltd Seal for ball screw, and ball screw using the seal for ball screw
JP2004125159A (en) * 2002-08-05 2004-04-22 Sakushiyon Gas Kikan Seisakusho:Kk Piston ring
JP2005337456A (en) * 2004-05-28 2005-12-08 Ntn Corp Resin seal ring

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