Title:
CHUCK
Document Type and Number:
Japanese Patent JP2017077589
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To not only eliminate rattling of a slider by exchanging a worn liner and keep clamping accuracy by a chuck claw but also facilitate exchanging of the liner for a short time without the possibility of missing and prevent an increase of a rotation diameter of the chuck due to an installation structure of the liner.SOLUTION: In a chuck 1, notches 27 are formed in a portion positioned in a space for liner in each liner 24. In a chuck body 2, locking bolts 28 which are screwed into the chuck body 2 in a direction orthogonal to each of the liners 24 on a plane orthogonal to an axial line of the chuck body 2 are provided on the notches 27 of the liners 24.SELECTED DRAWING: Figure 1
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Inventors:
NAGAO HIROSHI
Application Number:
JP2015205785A
Publication Date:
April 27, 2017
Filing Date:
October 19, 2015
Export Citation:
Assignee:
HOWA MACHINERY LTD
International Classes:
B23B31/177
Domestic Patent References:
| JP3005603U | 1995-01-10 | |||
| JPS49150986U | 1974-12-27 | |||
| JP2005034949A | 2005-02-10 | |||
| JPH0727787U | 1995-05-23 | |||
| JPS6420906A | 1989-01-24 | |||
| JPH0596406A | 1993-04-20 |
Foreign References:
| US20110005885A1 | 2011-01-13 |
Attorney, Agent or Firm:
Yoshiki Ishida
Kyoichi Ueda
Kyoichi Ueda