Title:
工作機械における回転割出し装置
Document Type and Number:
Japanese Patent JP5152896
Kind Code:
B2
Abstract:
A rotary index device in a machine tool includes a rotating shaft; and a clamp device. The clamp device includes a piston member provided displaceably in a direction along a rotational axis of the rotating shaft and having a tapered surface formed on a side surface thereof on a clamp position side, pressing force conversion means, for receiving a pressing force from the piston member when the piston member is displaced, converting the pressing force into a force in the radial direction of the rotating shaft, and causing the converted force to act on the rotational body, and urging means for urging the piston member in a direction in which the pressing force conversion means generates the pressing force in the radial direction of the rotating shaft.
Inventors:
Tatsuda good religion
Application Number:
JP2007264193A
Publication Date:
February 27, 2013
Filing Date:
October 10, 2007
Export Citation:
Assignee:
Tsudakoma Industry Co., Ltd.
International Classes:
B23Q16/10
Domestic Patent References:
| JP2001113425A | ||||
| JP11077490A | ||||
| JP3033043U |
Attorney, Agent or Firm:
Kunio Nakagawa
Takashi Nakagawa
Takashi Nakagawa