JPS6145655U - ボ−ルねじ - Google Patents

ボ−ルねじ

Info

Publication number
JPS6145655U
JPS6145655U JP12989284U JP12989284U JPS6145655U JP S6145655 U JPS6145655 U JP S6145655U JP 12989284 U JP12989284 U JP 12989284U JP 12989284 U JP12989284 U JP 12989284U JP S6145655 U JPS6145655 U JP S6145655U
Authority
JP
Japan
Prior art keywords
groove
guide
circulation member
hole
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.)
Granted
Application number
JP12989284U
Other languages
English (en)
Other versions
JPH0241387Y2 (ja
Inventor
実 太田
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 JP12989284U priority Critical patent/JPS6145655U/ja
Publication of JPS6145655U publication Critical patent/JPS6145655U/ja
Application granted granted Critical
Publication of JPH0241387Y2 publication Critical patent/JPH0241387Y2/ja
Granted 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
    • 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)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
図面は本考案のボールねじの実施例を示し、第１図はボ
ールねじを構成する循環部材の斜視図、第２図はボール
ねじの縦断面、第３図および第４図はボールねじを構成
するナットを示し、第３図は要部拡大断面図、第４図は
斜視図、第５図は第１図の要部の斜視図、第６図は他の
実施例を示す要部の斜視図である。 符号の説明、１・・・：・・ボールねじ、２・・曲ねじ
軸、３・・・・・・ナット、４・・・・・・鋼球、５・
・曲循環部材、６・・・・・・おねじみぞ、７・・・・
・・めねじみぞ、８，１７・・・・・・案内みぞ、９・
・・・・・峰部、１ｏ・・・・・・貫通孔、１１・−・
・・・ありみぞ、１２，１８・曲・案内部、１３・・・
・・・支持部、１５・・・・・・突出部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 外面におねじみぞを有するねじ軸と、内面にめねじみぞ
    を有するナットと、前記おねじみぞと前記めねじみぞと
    の間に嵌入された多数個の鋼球と、前記ねじ軸の峰部に
    沿って隣接する前記おねじみぞに前記鋼球を移動させて
    循環可能にする案内みぞを有する循環部材とを備えたボ
    ールねじにおいて、前記ナットが隣接する２条の前記め
    ねじみぞの一部分を切欠き、半径方向に穿設された貫通
    孔と、この貫通孔の一部を切欠いて形成したありみぞと
    を有し、前記循環部材は少なくとも前記案内みぞ面を含
    む部分が耐摩耗性部材で形成されて前記貫通孔に挿入可
    能な案内部と、前記ありみぞと嵌合する突出部が設けら
    れ、かつ、前記案内部を支持する弾性体部材で形成され
    た支持部とを有し、この支持部と前記案内部とを固着し
    て一体に形成されていることを特徴とするボールねじ。
JP12989284U 1984-08-29 1984-08-29 ボ−ルねじ Granted JPS6145655U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12989284U JPS6145655U (ja) 1984-08-29 1984-08-29 ボ−ルねじ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12989284U JPS6145655U (ja) 1984-08-29 1984-08-29 ボ−ルねじ

Publications (2)

Publication Number Publication Date
JPS6145655U true JPS6145655U (ja) 1986-03-26
JPH0241387Y2 JPH0241387Y2 (ja) 1990-11-05

Family

ID=30688505

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12989284U Granted JPS6145655U (ja) 1984-08-29 1984-08-29 ボ−ルねじ

Country Status (1)

Country Link
JP (1) JPS6145655U (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006342817A (ja) * 2005-06-07 2006-12-21 Nsk Ltd ボールねじ機構
JP2007154932A (ja) * 2005-12-01 2007-06-21 Ntn Corp 駒式ボールねじ
JP2007205475A (ja) * 2006-02-02 2007-08-16 Ntn Corp 駒式ボールねじ
KR20210122899A (ko) * 2019-02-28 2021-10-12 주식회사 만도 볼 너트 어셈블리를 위한 볼 리턴 튜브

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5836922U (ja) * 1981-09-04 1983-03-10 井関農機株式会社 動力車両の変速操作指示装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5836922U (ja) * 1981-09-04 1983-03-10 井関農機株式会社 動力車両の変速操作指示装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006342817A (ja) * 2005-06-07 2006-12-21 Nsk Ltd ボールねじ機構
JP2007154932A (ja) * 2005-12-01 2007-06-21 Ntn Corp 駒式ボールねじ
JP2007205475A (ja) * 2006-02-02 2007-08-16 Ntn Corp 駒式ボールねじ
KR20210122899A (ko) * 2019-02-28 2021-10-12 주식회사 만도 볼 너트 어셈블리를 위한 볼 리턴 튜브

Also Published As

Publication number Publication date
JPH0241387Y2 (ja) 1990-11-05

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