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Patent Searching and Data


Title:
TOOL HOLDER
Document Type and Number:
WIPO Patent Application WO/2018/212107
Kind Code:
A1
Abstract:
Provided is a tool holder capable of absorbing stress applied to a tool with a simple structure. A stress absorbing mechanism (400) has: an elastic part (230) provided at a main body part (200); a collar (410) disposed on the outer peripheral side of the main body part; a support member (420) disposed on the inner peripheral side of the main body part; and a position adjustment member (430) screwed to the support member. The elastic portion (230) passes through between a main body portion inner peripheral surface (240) and a main body portion outer peripheral surface (250) and has a plurality of first gaps extending along the circumferential direction and a plurality of second gaps extending along the axial direction. The collar (410) moves along the axial direction in conjunction with the elastic deformation of the elastic portion (230) along the axial direction. An O ring (461) is disposed between the rear end portion of the collar (410) and the main body portion outer peripheral surface (250). The support member (420) moves along the axial direction in conjunction with the movement of a tool (10) along the axial direction. An O ring (462) is disposed between the rear end portion of the support member (420) and the main body portion inner peripheral surface (240).

Inventors:
ISHIKAWA Hitoshi (1-7-10 Yoshikawa-cho, Takahama-Cit, Aichi 86, 〒4441386, JP)
Application Number:
JP2018/018423
Publication Date:
November 22, 2018
Filing Date:
May 11, 2018
Export Citation:
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Assignee:
NT TOOL CORPORATION (1-7-10, Yoshikawa-cho Takahama-Cit, Aichi 86, 〒4441386, JP)
International Classes:
B23G1/46
Foreign References:
EP1839786A12007-10-03
JP2002046020A2002-02-12
EP2106869A12009-10-07
JP2018024065A2018-02-15
JP2012011474A2012-01-19
JP2002046020A2002-02-12
Attorney, Agent or Firm:
IWATA Tetsuyuki et al. (Ikeda, Iwata & Partner 3F Hirokoji Center Place, 2-19-19 Nishiki, Naka-ku, Nagoya-sh, Aichi 03, 〒4600003, JP)
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