JPS6442808U - - Google Patents

Info

Publication number
JPS6442808U
JPS6442808U JP1986186500U JP18650086U JPS6442808U JP S6442808 U JPS6442808 U JP S6442808U JP 1986186500 U JP1986186500 U JP 1986186500U JP 18650086 U JP18650086 U JP 18650086U JP S6442808 U JPS6442808 U JP S6442808U
Authority
JP
Japan
Prior art keywords
chuck
cylinder
tightening
tube
circumferential surface
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
JP1986186500U
Other languages
English (en)
Other versions
JPH039925Y2 (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 JP1986186500U priority Critical patent/JPH039925Y2/ja
Publication of JPS6442808U publication Critical patent/JPS6442808U/ja
Application granted granted Critical
Publication of JPH039925Y2 publication Critical patent/JPH039925Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/117—Retention 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図は同他の実施例の要部を示す一部縦断正面図
、第４図は第３図における―線断面図、第５
図〜第７図は同他の実施例における縦断正面図、
第８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、第１３図は本考案の一実施品と
従来品とのチヤツク筒の収縮量の比較データを示
すグラフ、第１４図は同把持トルクの比較データ
を示すグラフである。 １……チヤツク本体、２，２０，３０，４０…
…チヤツク筒、２ａ……その先端面、３……締付
用回転筒、４……ニードルローラ、５……割り溝
、１１……軟質弾性部材。

Claims (1)

  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、上記チヤツク筒に、そ
    の先端面から略軸線方向に向き、且つニードルロ
    ーラの転動に支障をきたさない長さの割り溝が周
    方向に複数列をもつて配設されてなるチヤツク。 ２ 前記割り溝に軟質弾性部材を充填してなる実
    用新案登録請求の範囲第１項記載のチヤツク。
JP1986186500U 1986-10-07 1986-12-03 Expired JPH039925Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986186500U JPH039925Y2 (ja) 1986-10-07 1986-12-03

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15414686 1986-10-07
JP1986186500U JPH039925Y2 (ja) 1986-10-07 1986-12-03

Publications (2)

Publication Number Publication Date
JPS6442808U true JPS6442808U (ja) 1989-03-14
JPH039925Y2 JPH039925Y2 (ja) 1991-03-12

Family

ID=31719055

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986186500U Expired JPH039925Y2 (ja) 1986-10-07 1986-12-03

Country Status (1)

Country Link
JP (1) JPH039925Y2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63193605U (ja) * 1987-05-29 1988-12-13
KR100418639B1 (ko) * 1997-02-24 2004-05-27 가부시키가이샤 니켄고사쿠쇼 척
JP2006026830A (ja) * 2004-07-16 2006-02-02 Nt Tool Corp 保持具

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5264078A (en) * 1975-11-20 1977-05-27 Toyomoto Hiromitsu Chuck
JPS61191801U (ja) * 1985-05-22 1986-11-29

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5264078A (en) * 1975-11-20 1977-05-27 Toyomoto Hiromitsu Chuck
JPS61191801U (ja) * 1985-05-22 1986-11-29

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63193605U (ja) * 1987-05-29 1988-12-13
KR100418639B1 (ko) * 1997-02-24 2004-05-27 가부시키가이샤 니켄고사쿠쇼 척
JP2006026830A (ja) * 2004-07-16 2006-02-02 Nt Tool Corp 保持具
JP4523806B2 (ja) * 2004-07-16 2010-08-11 エヌティーツール株式会社 保持具

Also Published As

Publication number Publication date
JPH039925Y2 (ja) 1991-03-12

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