JPH023970U - - Google Patents

Info

Publication number
JPH023970U
JPH023970U JP1988080229U JP8022988U JPH023970U JP H023970 U JPH023970 U JP H023970U JP 1988080229 U JP1988080229 U JP 1988080229U JP 8022988 U JP8022988 U JP 8022988U JP H023970 U JPH023970 U JP H023970U
Authority
JP
Japan
Prior art keywords
ball rolling
rolling groove
guide rail
ball
slider body
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.)
Pending
Application number
JP1988080229U
Other languages
English (en)
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 filed Critical
Priority to JP1988080229U priority Critical patent/JPH023970U/ja
Priority to US07/364,653 priority patent/US4898478A/en
Publication of JPH023970U publication Critical patent/JPH023970U/ja
Pending 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
    • 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
    • F16C29/0647—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 X-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
    • F16C29/005—Guide rails or tracks for a linear bearing, i.e. adapted for movement of a carriage or bearing body there along

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bearings For Parts Moving Linearly (AREA)

Description

【図面の簡単な説明】
第１図ないし第６図は本考案の第１の実施例を
示し、第１図はエンドキヤツプの右半分を切除し
たリニアガイド装置の正面図、第２図は第１図の
一部を断面で表した側面図、第３図は案内レール
の正面図、第４図は第３図のボール転動溝部分の
拡大図、第５図はスライダ本体の正面図、第６図
は第５図のボール転動溝部分の拡大図、第７図は
従来のリニアガイド装置のエンドキヤツプ右半分
を切除して示す正面図、第８図は第７図のボール
転動溝部分を模式的に表した正面図である。 １は案内レール、２はスライダ、２Ａはスライ
ダ本体、３ａは（案内レールの）上ボール転動溝
、３ｂは（案内レールの）下ボール転動溝、４ａ
は（スライダの）上ボール転動溝、４ｂは（スラ
イダの）下ボール転動溝、１１Ａは上ボール戻し
路、１１Ｂは下ボール戻し路、１５はエンドキヤ
ツプ、Ｂはボール。

Claims (1)

  1. 【実用新案登録請求の範囲】 両側面に平行する軸方向のボール転動溝を有し
    て延長された案内レールと、該案内レール上に軸
    方向に移動可能に跨架されるとともに案内レール
    のボール転動溝に対向させたボール転動溝を内側
    面に及びこれに平行するボール戻し路を肉厚内に
    有するスライダ本体と、前記ボール戻し路とボー
    ル転動溝とを連通せしめる半円弧状の湾曲路を有
    してスライダ本体の端部に接合されたエンドキヤ
    ツプと、対向する前記ボール転動溝、ボール戻し
    路及び湾曲路内に転動自在に挿入された多数のボ
    ールとを備えたリニアガイド装置において、 前記案内レール及びスライダ本体の各ボール転
    動溝の溝フランク面と該フランク面に連なるラン
    ド面との境界稜線部を円弧形状にて連続させたこ
    とを特徴とするリニアガイド装置。
JP1988080229U 1988-06-17 1988-06-17 Pending JPH023970U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988080229U JPH023970U (ja) 1988-06-17 1988-06-17
US07/364,653 US4898478A (en) 1988-06-17 1989-06-09 Linear guide apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988080229U JPH023970U (ja) 1988-06-17 1988-06-17

Publications (1)

Publication Number Publication Date
JPH023970U true JPH023970U (ja) 1990-01-11

Family

ID=13712521

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988080229U Pending JPH023970U (ja) 1988-06-17 1988-06-17

Country Status (2)

Country Link
US (1) US4898478A (ja)
JP (1) JPH023970U (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2689291B2 (ja) * 1991-05-13 1997-12-10 テイエチケー株式会社 ４方向等荷重用ガイド及び往復運動テーブル機構
JP2555058Y2 (ja) * 1991-08-07 1997-11-19 日本精工株式会社 リニアガイド装置のボール転動溝構造
DE60220872T2 (de) * 2001-11-13 2007-10-18 Nsk Ltd. Linearlagerführung
JP2003184874A (ja) * 2001-12-19 2003-07-03 Nsk Ltd リニアガイドレール及びリニアガイド用転造ダイス
JP2015105742A (ja) * 2013-12-02 2015-06-08 日本精工株式会社 直動案内装置及びその製造方法
JP6365026B2 (ja) * 2014-07-03 2018-08-01 日本精工株式会社 直動案内装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6367426A (ja) * 1986-09-09 1988-03-26 Hiroshi Teramachi 直線摺動用ボ−ルベアリング

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61136805A (ja) * 1984-12-08 1986-06-24 Nippon Seiko Kk リニアガイド装置
JPS61206818A (ja) * 1985-03-08 1986-09-13 Hiroshi Teramachi 直線運動用ベアリングユニツト
US4582371A (en) * 1985-05-07 1986-04-15 Nippon Thompson Co., Ltd. Ball-circulated ball bearing assembly
JPS6237510A (ja) * 1985-08-09 1987-02-18 Nippon Thompson Co Ltd 薄肉鋼板製直動転がり軸受の固定装置
JPS63180437A (ja) * 1987-01-19 1988-07-25 Nippon Seiko Kk リニアガイド装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6367426A (ja) * 1986-09-09 1988-03-26 Hiroshi Teramachi 直線摺動用ボ−ルベアリング

Also Published As

Publication number Publication date
US4898478A (en) 1990-02-06

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