JPS6091835U - ball screw - Google Patents

ball screw

Info

Publication number
JPS6091835U
JPS6091835U JP18301783U JP18301783U JPS6091835U JP S6091835 U JPS6091835 U JP S6091835U JP 18301783 U JP18301783 U JP 18301783U JP 18301783 U JP18301783 U JP 18301783U JP S6091835 U JPS6091835 U JP S6091835U
Authority
JP
Japan
Prior art keywords
ball screw
ball
screw groove
screw shaft
balls
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
JP18301783U
Other languages
Japanese (ja)
Other versions
JPH025145Y2 (en
Inventor
秀一 小林
Original Assignee
日本精工株式会社
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 日本精工株式会社 filed Critical 日本精工株式会社
Priority to JP18301783U priority Critical patent/JPS6091835U/en
Publication of JPS6091835U publication Critical patent/JPS6091835U/en
Application granted granted Critical
Publication of JPH025145Y2 publication Critical patent/JPH025145Y2/ja
Granted legal-status Critical Current

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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。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のボールねじにおいて使用されている保持
器を示す斜視図である。第２図〜第５図は本考案の一実
施例を示し、第２図は正面断面図、第３図は第２図にお
ける■−■断面図゛、第４図は保持器の斜視図、第５図
はこまの斜視図である。第６図〜第８図は保持器の変形
例を示し、第６図及び第７図は別々の変形例の正面図、
第８薗は組込状態の断面図である。 〔主要部分の符号の説明〕、２０・・・ねじ軸、４２・
・・長孔、３０・・・ポールナツト、５０・・・ボール
、４０・・・保持器、６０・・・こま。FIG. 1 is a perspective view showing a retainer used in a conventional ball screw. 2 to 5 show an embodiment of the present invention, FIG. 2 is a front sectional view, FIG. 3 is a sectional view taken along the line ■-■ in FIG. 2, and FIG. 4 is a perspective view of the cage. FIG. 5 is a perspective view of the top. 6 to 8 show modified examples of the cage, and FIG. 6 and 7 are front views of separate modified examples,
The eighth column is a cross-sectional view of the assembled state. [Explanation of symbols of main parts], 20... screw shaft, 42...
...Long hole, 30...Pole nut, 50...Ball, 40...Cage, 60...Spin.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 螺旋状のボールねじ溝を外周面に有するねじ軸と、該ね
じ軸のボールねじ溝に対応するボールねし溝を内周面に
有し、該ボールねじ溝の一部にボールがねじ軸のねじ山
を乗り越えて循環するよう案内する循環路を形成したボ
ールナツトと、該ポールナツトのボールねじ溝と前記ね
じ軸のボールねじ溝に転勤自在に嵌合する多数のボール
と、前記ねじ軸とポールナツトとの間の空間に配され、
前記ボールを互いに離間すると共に転勤自在に保持する
長孔を周面に設けた円筒状の保持器とを具え、該保持器
の長孔は前記ボールの循環における軸方向の移動を妨げ
ない長さとされていることを特徴とするボールねじ。The screw shaft has a spiral ball screw groove on the outer peripheral surface, and the inner peripheral surface has a ball screw groove corresponding to the ball screw groove of the screw shaft. A ball nut forming a circulation path that guides the ball to circulate over the thread, a large number of balls that are removably fitted into a ball screw groove of the pole nut and a ball screw groove of the screw shaft, and a connection between the screw shaft and the pole nut. placed in the space between
a cylindrical retainer having elongated holes on its circumferential surface that hold the balls apart from each other and in a movable manner; the elongated holes of the retainer have a length that does not impede axial movement of the balls during circulation; A ball screw characterized by:
JP18301783U 1983-11-29 1983-11-29 ball screw Granted JPS6091835U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18301783U JPS6091835U (en) 1983-11-29 1983-11-29 ball screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18301783U JPS6091835U (en) 1983-11-29 1983-11-29 ball screw

Publications (2)

Publication Number Publication Date
JPS6091835U true JPS6091835U (en) 1985-06-22
JPH025145Y2 JPH025145Y2 (en) 1990-02-07

Family

ID=30396200

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18301783U Granted JPS6091835U (en) 1983-11-29 1983-11-29 ball screw

Country Status (1)

Country Link
JP (1) JPS6091835U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003074665A (en) * 2001-09-05 2003-03-12 Koyo Seiko Co Ltd Ball screw device
JP2003074664A (en) * 2001-09-05 2003-03-12 Koyo Seiko Co Ltd Ball screw device
JP2003074662A (en) * 2001-09-05 2003-03-12 Koyo Seiko Co Ltd Ball screw device
JP2003083415A (en) * 2001-09-12 2003-03-19 Koyo Seiko Co Ltd Ball screw device
JP4686944B2 (en) * 2001-09-11 2011-05-25 株式会社ジェイテクト Ball screw device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3687345B2 (en) * 1998-05-01 2005-08-24 日本精工株式会社 Ball screw
JP3656440B2 (en) * 1998-11-30 2005-06-08 日本精工株式会社 Top ball screw
JP6787139B2 (en) 2017-01-11 2020-11-18 株式会社ジェイテクト A ball screw device and a steering device including a ball screw device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5578849A (en) * 1978-12-11 1980-06-13 Koyo Seiko Co Ltd Ball screw device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5578849A (en) * 1978-12-11 1980-06-13 Koyo Seiko Co Ltd Ball screw device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003074665A (en) * 2001-09-05 2003-03-12 Koyo Seiko Co Ltd Ball screw device
JP2003074664A (en) * 2001-09-05 2003-03-12 Koyo Seiko Co Ltd Ball screw device
JP2003074662A (en) * 2001-09-05 2003-03-12 Koyo Seiko Co Ltd Ball screw device
JP4686944B2 (en) * 2001-09-11 2011-05-25 株式会社ジェイテクト Ball screw device
JP2003083415A (en) * 2001-09-12 2003-03-19 Koyo Seiko Co Ltd Ball screw device
JP4665365B2 (en) * 2001-09-12 2011-04-06 株式会社ジェイテクト Ball screw device

Also Published As

Publication number Publication date
JPH025145Y2 (en) 1990-02-07

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