JPH0422638U - - Google Patents

Info

Publication number
JPH0422638U
JPH0422638U JP6434390U JP6434390U JPH0422638U JP H0422638 U JPH0422638 U JP H0422638U JP 6434390 U JP6434390 U JP 6434390U JP 6434390 U JP6434390 U JP 6434390U JP H0422638 U JPH0422638 U JP H0422638U
Authority
JP
Japan
Prior art keywords
ball
nut
screw
screw shaft
circulation rows
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
JP6434390U
Other languages
Japanese (ja)
Other versions
JP2519103Y2 (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 JP1990064343U priority Critical patent/JP2519103Y2/en
Publication of JPH0422638U publication Critical patent/JPH0422638U/ja
Application granted granted Critical
Publication of JP2519103Y2 publication Critical patent/JP2519103Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Transmission Devices (AREA)

Description

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

第１図は本考案の第１の実施例を示す図で第２
図の要部断面図、第２図は同じくボールねじ全体
の斜視図、第３図は潤滑ピースの斜視図、第４図
は本考案の第２の実施例を示す要部断面図、第５
図は本考案の第３の実施例を示す要部断面図であ
る。 １……ねじ軸、２，１４……ナツト、３，４…
…ボール循環列、５，６……ねじ溝、８……ボー
ル、１１……摩耗粉捕捉溝、１３，１５……摩耗
粉捕捉部材。 FIG. 1 is a diagram showing the first embodiment of the present invention.
2 is a perspective view of the entire ball screw, FIG. 3 is a perspective view of the lubricating piece, FIG. 4 is a sectional view of the main part showing the second embodiment of the present invention, and FIG.
The figure is a sectional view of main parts showing a third embodiment of the present invention. 1... Screw shaft, 2, 14... Nut, 3, 4...
... Ball circulation row, 5, 6 ... Thread groove, 8 ... Ball, 11 ... Wear powder trapping groove, 13, 15 ... Wear powder trapping member.

Claims (1)

【実用新案登録請求の範囲】 (1) 相互に独立した複数のボール循環列を備え
るとともに、ねじ軸とナツトおよびボールの各摩
擦面に固体潤滑処理が施されたボールねじにおい
て、 ナツトの内周面のうちボール循環列ではさまれ
た部分のねじ状部を切除して、ねじ軸の遠心力に
よつて飛散する摩耗粉を捕捉する摩耗粉捕捉溝を
形成したことを特徴とするボールねじ。 (2) 相互に独立した複数のボール循環列を備え
るとともに、ねじ軸とナツトおよびボールの各摩
擦面に固体潤滑処理が施されたボールねじにおい
て、 ナツトの内周面のうちボール循環列ではさまれ
た部分に、ねじ軸の遠心力によつて飛散する摩耗
粉を捕捉する摩耗粉捕捉部材を設けたことを特徴
とするボールねじ。[Claims for Utility Model Registration] (1) In a ball screw which is provided with a plurality of mutually independent ball circulation rows and in which each friction surface of the screw shaft, nut, and ball is treated with solid lubrication, the inner periphery of the nut A ball screw characterized in that a threaded portion of the surface between the ball circulation rows is removed to form a wear debris trapping groove for trapping wear debris scattered by the centrifugal force of the screw shaft. (2) In a ball screw that is equipped with multiple mutually independent ball circulation rows, and in which the friction surfaces of the screw shaft, nut, and balls are treated with solid lubrication, the inner peripheral surface of the nut is sandwiched between the ball circulation rows. 1. A ball screw characterized in that a wear powder trapping member is provided in a portion where a wear powder is scattered by the centrifugal force of the screw shaft.
JP1990064343U 1990-06-18 1990-06-18 Ball screw Expired - Fee Related JP2519103Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990064343U JP2519103Y2 (en) 1990-06-18 1990-06-18 Ball screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990064343U JP2519103Y2 (en) 1990-06-18 1990-06-18 Ball screw

Publications (2)

Publication Number Publication Date
JPH0422638U true JPH0422638U (en) 1992-02-25
JP2519103Y2 JP2519103Y2 (en) 1996-12-04

Family

ID=31595204

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990064343U Expired - Fee Related JP2519103Y2 (en) 1990-06-18 1990-06-18 Ball screw

Country Status (1)

Country Link
JP (1) JP2519103Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006220249A (en) * 2005-02-14 2006-08-24 Ntn Corp Electric linear actuator

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6216639A (en) * 1985-07-16 1987-01-24 Kokusai Denshin Denwa Co Ltd <Kdd> Privacy telephone system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6216639A (en) * 1985-07-16 1987-01-24 Kokusai Denshin Denwa Co Ltd <Kdd> Privacy telephone system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006220249A (en) * 2005-02-14 2006-08-24 Ntn Corp Electric linear actuator
JP4582639B2 (en) * 2005-02-14 2010-11-17 Ｎｔｎ株式会社 Electric linear actuator

Also Published As

Publication number Publication date
JP2519103Y2 (en) 1996-12-04

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees