Title:
チャック装置及びワークチャック方法
Document Type and Number:
Japanese Patent JP6767779
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a chuck device equipped with a floating mechanism therein, and a work chucking method by the chuck device.SOLUTION: A chuck device 5 is equipped with a first chuck mechanism 7 disposed on the outside separated from a rotation center of a spindle, and a second chuck mechanism 8 disposed on the inside close to the rotation center of the spindle. The first chuck mechanism 7 clamps work W in accordance with a reference position, and the second chuck mechanism 8 (53, 55, 57) is assembled in a floating state while keeping a clearance in a diametrical direction with reference to a base member 52 fixed on a rotary shaft 12 side, and clamps the work W in accordance with a clamp position by the first chuck mechanism 7.SELECTED DRAWING: Figure 2
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Inventors:
Masahito Ando
Matsushima Hide
Kimura Toshitaka
Imano Kenshin
Takuya Miura
Matsushima Hide
Kimura Toshitaka
Imano Kenshin
Takuya Miura
Application Number:
JP2016108533A
Publication Date:
October 14, 2020
Filing Date:
May 31, 2016
Export Citation:
Assignee:
Fuji corporation
International Classes:
B23B31/12; B23B31/36
Domestic Patent References:
| JP61046107U | ||||
| JP50083877A | ||||
| JP51042580U | ||||
| JP56024510U | ||||
| JP60161505U | ||||
| JP63021504U | ||||
| JP64045501A | ||||
| JP1125107U | ||||
| JP6071008U | ||||
| JP2008246632A | ||||
| JP2015171750A | ||||
| JP57193306U | ||||
| JP5031813U | ||||
| JP5070811U | ||||
| JP57194807A |
Foreign References:
| US4215605 | ||||
| EP2811190A1 |
Attorney, Agent or Firm:
Akihiro Hirota