DE69804578T2 - Bewegliche Einheit mit Wälzkörper - Google Patents

Bewegliche Einheit mit Wälzkörper

Info

Publication number
DE69804578T2
DE69804578T2 DE69804578T DE69804578T DE69804578T2 DE 69804578 T2 DE69804578 T2 DE 69804578T2 DE 69804578 T DE69804578 T DE 69804578T DE 69804578 T DE69804578 T DE 69804578T DE 69804578 T2 DE69804578 T2 DE 69804578T2
Authority
DE
Germany
Prior art keywords
rolling elements
movable unit
movable
unit
rolling
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
DE69804578T
Other languages
English (en)
Other versions
DE69804578D1 (de
Inventor
Akihiko Kamimura
Shigemasa Itabashi
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.)
Nippon Thompson Co Ltd
Original Assignee
Nippon Thompson 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 Nippon Thompson Co Ltd filed Critical Nippon Thompson Co Ltd
Publication of DE69804578D1 publication Critical patent/DE69804578D1/de
Application granted granted Critical
Publication of DE69804578T2 publication Critical patent/DE69804578T2/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/40—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members using ball, roller or wheel arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
    • B23Q1/56—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism
    • B23Q1/58—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism a single sliding pair
    • 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
    • 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
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/664—Retaining the liquid in or near the bearing
    • F16C33/6648—Retaining the liquid in or near the bearing in a porous or resinous body, e.g. a cage impregnated with the liquid
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0497—Screw mechanisms
    • 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
    • F16N—LUBRICATING
    • F16N15/00—Lubrication with substances other than oil or grease; Lubrication characterised by the use of particular lubricants in particular apparatus or conditions
    • 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
    • F16C2322/00—Apparatus used in shaping articles
    • F16C2322/39—General build up of machine tools, e.g. spindles, slides, actuators
    • 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
    • Y10T74/18—Mechanical movements
    • Y10T74/18568—Reciprocating or oscillating to or from alternating rotary
    • Y10T74/18576—Reciprocating or oscillating to or from alternating rotary including screw and nut
    • Y10T74/18648—Carriage surrounding, guided by, and primarily supported by member other than screw [e.g., linear guide, etc.]
DE69804578T 1997-12-19 1998-12-09 Bewegliche Einheit mit Wälzkörper Expired - Lifetime DE69804578T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP36429497A JP3950540B2 (ja) 1997-12-19 1997-12-19 転動体を備えた相対移動装置並びにその転動体を潤滑する潤滑リングの製造方法及び製造装置

Publications (2)

Publication Number Publication Date
DE69804578D1 DE69804578D1 (de) 2002-05-08
DE69804578T2 true DE69804578T2 (de) 2002-09-26

Family

ID=18481471

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69804578T Expired - Lifetime DE69804578T2 (de) 1997-12-19 1998-12-09 Bewegliche Einheit mit Wälzkörper

Country Status (4)

Country Link
US (1) US6149307A (de)
EP (1) EP0924025B1 (de)
JP (1) JP3950540B2 (de)
DE (1) DE69804578T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4294115B2 (ja) * 1998-03-25 2009-07-08 Ｔｈｋ株式会社 ボールねじ装置
JP2010096356A (ja) * 1998-06-02 2010-04-30 Nsk Ltd ボールねじ機構
US6415676B1 (en) 1999-10-26 2002-07-09 Tsubaki Nakashima Co., Ltd. Ball screw device having spacers
JP4051845B2 (ja) * 2000-01-13 2008-02-27 日本精工株式会社 直動案内軸受装置
JP2001317605A (ja) * 2000-02-29 2001-11-16 Ntn Corp ボールねじ
TW412620B (en) * 2000-03-03 2000-11-21 Hiwin Tech Corp Linear slide rail with spacer
JP4294199B2 (ja) 2000-05-02 2009-07-08 Ｔｈｋ株式会社 転がり案内装置の転動体スペーサ
DE10132431A1 (de) * 2000-07-05 2002-04-04 Nsk Ltd Lineare Führungsvorrichtung
JP4436559B2 (ja) * 2000-11-14 2010-03-24 日本トムソン株式会社 潤滑装置を備えたボールねじ装置
US20020124706A1 (en) * 2000-12-05 2002-09-12 Isel Co., Ltd. Guide device for linear motion
JP2002227955A (ja) * 2001-02-06 2002-08-14 Nsk Ltd ボールねじ
US6955468B2 (en) * 2001-11-08 2005-10-18 Nsk.Ltd. Linear-motion device and ball screw
JP2003269563A (ja) * 2002-03-18 2003-09-25 Nsk Ltd ボールねじ
US8218476B2 (en) 2010-05-02 2012-07-10 Viasat, Inc. Flexible capacity satellite communications system with dynamic distribution and coverage areas
US9184829B2 (en) 2010-05-02 2015-11-10 Viasat Inc. Flexible capacity satellite communications system
US10511379B2 (en) 2010-05-02 2019-12-17 Viasat, Inc. Flexible beamforming for satellite communications
JP5249990B2 (ja) * 2010-05-25 2013-07-31 上銀科技股▲分▼有限公司 リニア伝動部材とそのチェーン
JP2015075154A (ja) * 2013-10-08 2015-04-20 Ntn株式会社 固体潤滑転がり軸受
EP3048162B1 (de) 2013-09-19 2020-12-30 NTN Corporation Festschmierstoff und damit geschmiertes wälzlager
JP6506508B2 (ja) * 2014-06-26 2019-04-24 日本トムソン株式会社 アクチュエータ
CR20190505A (es) 2017-04-10 2020-03-26 Viasat Inc Ajuste de área de cobertura para adaptar comunicaciones por satélite
JP2018105506A (ja) * 2018-02-28 2018-07-05 Ntn株式会社 固体潤滑転がり軸受

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2897021A (en) * 1958-02-13 1959-07-28 Thew Shovel Co Ball bearing
US3220785A (en) * 1963-02-28 1965-11-30 Koehring Co Ball spacer for bearings and the like
FR86757E (fr) * 1964-06-26 1966-04-08 S K F Cie D Applic Mecaniques Perfectionnements aux roulements à billes
US3336090A (en) * 1965-04-01 1967-08-15 Sheffield Corp Machine assembly
US4022516A (en) * 1975-09-24 1977-05-10 The Garrett Corporation Bearing spacer and method
JPS62242126A (ja) * 1985-11-14 1987-10-22 Minoru Suda 直動ころがり軸受
DE3635725C2 (de) * 1986-10-21 1994-12-22 Schaeffler Waelzlager Kg Elastisches Distanzstück für Kugellager
US4752856A (en) * 1987-06-08 1988-06-21 Illinois Tool Works Inc. Capacitive structure
JPS6441724A (en) * 1987-08-05 1989-02-14 Matsushita Electric Ind Co Ltd Electric oven
JPH02163550A (ja) * 1988-12-15 1990-06-22 Mitsubishi Electric Corp ボールねじ
JPH06173946A (ja) * 1992-12-02 1994-06-21 Koyo Seiko Co Ltd 直動形ガイド装置
JPH0754844A (ja) * 1993-08-06 1995-02-28 Nippon Seiko Kk 潤滑剤含有ポリマによる潤滑リニアガイド装置
DE4435759C2 (de) * 1993-10-07 1998-04-16 Nsk Ltd Linear-Wälzführung mit umlaufenden Wälzkörpern
JP3344131B2 (ja) * 1994-12-16 2002-11-11 日本精工株式会社 自己潤滑リニアガイド装置
US5711610A (en) * 1997-02-21 1998-01-27 Optical Gaging Products, Inc. Bearing assembly for linear bearing slide
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

Also Published As

Publication number Publication date
EP0924025B1 (de) 2002-04-03
DE69804578D1 (de) 2002-05-08
US6149307A (en) 2000-11-21
JPH11182545A (ja) 1999-07-06
JP3950540B2 (ja) 2007-08-01
EP0924025A2 (de) 1999-06-23
EP0924025A3 (de) 2000-01-12

Similar Documents

Publication Publication Date Title
DE69734268D1 (de) Tibiaprothese mit beweglichem lagerteil
DE69827870D1 (de) Drebohrmeissel mit beweglichen Formation-eingreifenden Elementen
DE69804578D1 (de) Bewegliche Einheit mit Wälzkörper
DE69718499D1 (de) Laminiergerät
DE69835304D1 (de) Fluorierung mit Aminoschwefeltrifluoriden
DE29623425U1 (de) Walze
DE69511918T2 (de) Kugellager
BR9612486A (pt) Laminador
DK0848842T3 (da) Urværk
DE69830190D1 (de) Aufschwellende streifenanordnung
DE59708042D1 (de) Walze
DE19880537T1 (de) Walze
DE29804411U1 (de) Rolltor
DE59707696D1 (de) Walze
FI974049A0 (fi) Omkopplare
PT1027329E (pt) Polimorfos de dofetilide
DE29721010U1 (de) Kugellager
DE59801819D1 (de) Walze
DE59703035D1 (de) Walze
DE29722306U1 (de) Laufrolle
FI963434A0 (fi) Kraftoeverfoeringsanordning till rotationskolvmotor
DE29705859U1 (de) Rollvorrichtung
DE29717507U1 (de) Laufrolle
DE29600046U1 (de) Durchbiegungssteuerbare Walze
DE29607233U1 (de) Walze

Legal Events

Date Code Title Description
8364 No opposition during term of opposition