JP5874337B2 - リニアガイド装置のシール機構 - Google Patents

リニアガイド装置のシール機構 Download PDF

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Publication number
JP5874337B2
JP5874337B2 JP2011250818A JP2011250818A JP5874337B2 JP 5874337 B2 JP5874337 B2 JP 5874337B2 JP 2011250818 A JP2011250818 A JP 2011250818A JP 2011250818 A JP2011250818 A JP 2011250818A JP 5874337 B2 JP5874337 B2 JP 5874337B2
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JP
Japan
Prior art keywords
guide rail
seal
lip
rolling
rolling element
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
JP2011250818A
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English (en)
Japanese (ja)
Other versions
JP2013104534A (ja
JP2013104534A5 (https=
Inventor
匠 中川
匠 中川
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
Priority to JP2011250818A priority Critical patent/JP5874337B2/ja
Application filed by NSK Ltd filed Critical NSK Ltd
Priority to US14/357,643 priority patent/US9133878B2/en
Priority to CN201280056173.4A priority patent/CN103946567B/zh
Priority to EP12850395.0A priority patent/EP2781773A4/en
Priority to PCT/JP2012/005097 priority patent/WO2013073079A1/ja
Priority to TW101130114A priority patent/TWI541452B/zh
Publication of JP2013104534A publication Critical patent/JP2013104534A/ja
Publication of JP2013104534A5 publication Critical patent/JP2013104534A5/ja
Application granted granted Critical
Publication of JP5874337B2 publication Critical patent/JP5874337B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • F16C29/08—Arrangements for covering or protecting the ways
    • F16C29/084—Arrangements for covering or protecting the ways fixed to the carriage or bearing body movable along the guide rail or track
    • F16C29/088—Seals extending in the longitudinal direction of the carriage or bearing body
    • 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
    • F16C29/005—Guide rails or tracks for a linear bearing, i.e. adapted for movement of a carriage or bearing body there along
    • 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
    • F16C29/063—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body, e.g. a carriage or part thereof, provided between the legs of a U-shaped guide rail or track
    • 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
    • F16C29/08—Arrangements for covering or protecting the ways
    • 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
    • F16C29/08—Arrangements for covering or protecting the ways
    • F16C29/084—Arrangements for covering or protecting the ways fixed to the carriage or bearing body movable along the guide rail or track
    • F16C29/086—Seals being essentially U-shaped, e.g. for a U-shaped carriage
    • 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
    • F16C29/0645—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 with load directions in O-arrangement
    • 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
    • F16C29/065—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 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
    • 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
    • F16C29/0652—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 at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage
    • F16C29/0654—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 at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls
    • F16C29/0659—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 at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls with four rows of balls
    • F16C29/0661—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 at least partly defined by separate parts, e.g. covers attached to the legs of the main body of the U-shaped carriage with balls with four rows of balls with load directions in O-arrangement
    • 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
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • 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
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/80—Labyrinth sealings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bearings For Parts Moving Linearly (AREA)
  • Sealing Of Bearings (AREA)
JP2011250818A 2011-11-16 2011-11-16 リニアガイド装置のシール機構 Active JP5874337B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2011250818A JP5874337B2 (ja) 2011-11-16 2011-11-16 リニアガイド装置のシール機構
CN201280056173.4A CN103946567B (zh) 2011-11-16 2012-08-10 直线引导装置的密封机构
EP12850395.0A EP2781773A4 (en) 2011-11-16 2012-08-10 SEALING MECHANISM FOR LINEAR GUIDANCE DEVICE
PCT/JP2012/005097 WO2013073079A1 (ja) 2011-11-16 2012-08-10 リニアガイド装置のシール機構
US14/357,643 US9133878B2 (en) 2011-11-16 2012-08-10 Seal mechanism of linear guide apparatus
TW101130114A TWI541452B (zh) 2011-11-16 2012-08-20 Sealing mechanism of linear guide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011250818A JP5874337B2 (ja) 2011-11-16 2011-11-16 リニアガイド装置のシール機構

Publications (3)

Publication Number Publication Date
JP2013104534A JP2013104534A (ja) 2013-05-30
JP2013104534A5 JP2013104534A5 (https=) 2015-01-08
JP5874337B2 true JP5874337B2 (ja) 2016-03-02

Family

ID=48429184

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011250818A Active JP5874337B2 (ja) 2011-11-16 2011-11-16 リニアガイド装置のシール機構

Country Status (6)

Country Link
US (1) US9133878B2 (https=)
EP (1) EP2781773A4 (https=)
JP (1) JP5874337B2 (https=)
CN (1) CN103946567B (https=)
TW (1) TWI541452B (https=)
WO (1) WO2013073079A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWD172771S (zh) * 2014-12-08 2016-01-01 上銀科技股份有限公司 六列滾珠軌道之部分

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2526059Y2 (ja) * 1990-06-12 1997-02-12 日本精工株式会社 リニアガイド装置の防麈構造
JP2526062Y2 (ja) 1990-06-26 1997-02-12 日本精工株式会社 リニアガイド装置の防塵装置
JP2939846B2 (ja) * 1991-11-18 1999-08-25 株式会社ツバキ・ナカシマ 直線運動用ベアリングのシール装置
JP2563002Y2 (ja) * 1992-12-17 1998-02-18 日本トムソン株式会社 直動転がり案内ユニット
JPH06346919A (ja) * 1993-06-07 1994-12-20 Nippon Seiko Kk リニアガイドのシール装置
JP3635497B2 (ja) * 1994-03-04 2005-04-06 日本トムソン株式会社 直動転がり案内ユニット
JP3888702B2 (ja) * 1995-05-31 2007-03-07 株式会社ツバキ・ナカシマ 直動転がり案内軸受の潤滑構造
JP4049878B2 (ja) * 1998-02-25 2008-02-20 日本トムソン株式会社 直動転がり案内ユニット
DE19841668A1 (de) * 1998-09-11 2000-03-16 Schaeffler Waelzlager Ohg Linearwälzlager
JP2003254329A (ja) * 2002-02-28 2003-09-10 Nsk Ltd 直動案内軸受装置
JP2003314547A (ja) * 2002-04-19 2003-11-06 Nsk Ltd 直動案内軸受装置
DE10227716A1 (de) * 2002-06-21 2004-01-08 Ina-Schaeffler Kg Linearwälzlager mit Rücklaufrohr
JP2005114034A (ja) * 2003-10-07 2005-04-28 Thk Co Ltd 案内装置
JP4938547B2 (ja) * 2007-05-10 2012-05-23 日本トムソン株式会社 内面シールを備えた直動案内ユニット
DE102007030883A1 (de) * 2007-07-03 2009-01-08 Schaeffler Kg Dichtung für eine hydrostatische Linearführung
DE102008053932A1 (de) * 2008-10-30 2010-05-06 Schaeffler Kg Linearwälzlager
JP5120239B2 (ja) * 2008-12-18 2013-01-16 日本精工株式会社 直動装置
JP2010156381A (ja) * 2008-12-26 2010-07-15 Nsk Ltd リニアガイド
DE112011102689B4 (de) * 2010-08-11 2014-07-31 Thk Co., Ltd. Bewegungsführungsvorrichtung
JP5358652B2 (ja) * 2011-11-09 2013-12-04 Ｔｈｋ株式会社 運動案内装置
WO2013161260A1 (ja) * 2012-04-27 2013-10-31 日本精工株式会社 直動案内装置

Also Published As

Publication number Publication date
EP2781773A4 (en) 2016-03-02
US20150043841A1 (en) 2015-02-12
TWI541452B (zh) 2016-07-11
JP2013104534A (ja) 2013-05-30
US9133878B2 (en) 2015-09-15
CN103946567B (zh) 2016-06-15
TW201337123A (zh) 2013-09-16
EP2781773A1 (en) 2014-09-24
CN103946567A (zh) 2014-07-23
WO2013073079A1 (ja) 2013-05-23

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