Title:
円テーブル装置
Document Type and Number:
Japanese Patent JP7353342
Kind Code:
B2
Abstract:
To provide a circular table device which can realize reliable and safe clamp operation.SOLUTION: A clamp mechanism of a circular table device comprises: a brake disc (10); a fixed side clamp member (20) and a movable side clamp member (21); a fluid pressure piston (30); a cylinder formation member (50); a cylinder cover (60); and a booster mechanism comprising a ball (40) and cam surfaces (22, 32, 52). A circular table device (1) comprises: an energization component (24) which energizes the movable side clamp member (21) to an unclamp side separating from the brake disc (10); and piston inclination suppression means (80) which is provided on the cylinder cover (60) contacting an inner diameter surface of the fluid pressure piston (30), suppresses inclination of the fluid pressure piston (30) and promotes movement thereof in an axial direction.SELECTED DRAWING: Figure 1
Inventors:
三▲角▼ 進
Takami Nakazono
Koji Yoshimoto
Takami Nakazono
Koji Yoshimoto
Application Number:
JP2021178633A
Publication Date:
September 29, 2023
Filing Date:
November 01, 2021
Export Citation:
Assignee:
Nikken Kosakusho Co., Ltd.
International Classes:
B23Q16/10; B23Q1/28; B23Q1/52; F16D65/18; F16D71/00
Domestic Patent References:
| JP2021173214A | ||||
| JP2017159394A | ||||
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Foreign References:
| US20180259014 | ||||
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| WO2013147245A1 | ||||
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| KR1020110019599A |
Attorney, Agent or Firm:
Patent Attorney Corporation Aimee International Patent Office