JPS63110307U - - Google Patents

Info

Publication number
JPS63110307U
JPS63110307U JP45887U JP45887U JPS63110307U JP S63110307 U JPS63110307 U JP S63110307U JP 45887 U JP45887 U JP 45887U JP 45887 U JP45887 U JP 45887U JP S63110307 U JPS63110307 U JP S63110307U
Authority
JP
Japan
Prior art keywords
chuck
cylinder
tube
circumferential surface
outer circumferential
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
JP45887U
Other languages
English (en)
Other versions
JPH0333369Y2 (ja
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 JP1987000458U priority Critical patent/JPH0333369Y2/ja
Publication of JPS63110307U publication Critical patent/JPS63110307U/ja
Application granted granted Critical
Publication of JPH0333369Y2 publication Critical patent/JPH0333369Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B31/00Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02Chucks
    • B23B31/10Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/117Retention by friction only, e.g. using springs, resilient sleeves, tapers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping On Spindles (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す一部縦断正面
図、第2図は第1図における―線断面図、第
3図は同要部の作動説明図、第4図は同他の実施
例の要部を示す一部縦断正面図、第5図は第4図
における―線断面図、第6図〜第8図は同他
の実施例における縦断正面図、第9図〜第12図
は同他の実施例における要部の一部縦断側面図で
ある。 1……チヤツク本体、2,20,30,40…
…チヤツク筒、2a……その先端面、2c……そ
の外周面、3……締付用回転筒、4……ニードル
ローラ、5……凹部。

Claims (1)

    【実用新案登録請求の範囲】
  1. チヤツク本体の先端側に、外周面を先細テーパ
    状となしたチヤツク筒が突設され、且つこのチヤ
    ツク筒に、先細テーパ状の内周面を有する締付用
    回転筒が外嵌されると共に、この締付用回転筒と
    チヤツク筒との間に、チヤツク筒の外周面に対し
    所要の螺旋角をもつて螺旋状に公転する多数のニ
    ードルローラが介装されたチヤツクにおいて、上
    記チヤツク筒の外周面に、その先端面から軸線方
    向に向き、且つ上記ニードルローラに対し所要の
    交差角をもつて延びる凹部が周方向に複数列を設
    けて配設されてなるチヤツク。
JP1987000458U 1987-01-06 1987-01-06 Expired JPH0333369Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987000458U JPH0333369Y2 (ja) 1987-01-06 1987-01-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987000458U JPH0333369Y2 (ja) 1987-01-06 1987-01-06

Publications (2)

Publication Number Publication Date
JPS63110307U true JPS63110307U (ja) 1988-07-15
JPH0333369Y2 JPH0333369Y2 (ja) 1991-07-16

Family

ID=30777450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987000458U Expired JPH0333369Y2 (ja) 1987-01-06 1987-01-06

Country Status (1)

Country Link
JP (1) JPH0333369Y2 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5733930U (ja) * 1980-08-06 1982-02-23
JPS61103708A (ja) * 1984-10-26 1986-05-22 N T Tool Kk 保持具
JPS61117607U (ja) * 1984-12-28 1986-07-24

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5733930U (ja) * 1980-08-06 1982-02-23
JPS61103708A (ja) * 1984-10-26 1986-05-22 N T Tool Kk 保持具
JPS61117607U (ja) * 1984-12-28 1986-07-24

Also Published As

Publication number Publication date
JPH0333369Y2 (ja) 1991-07-16

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