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Patent Searching and Data


Title:
MEASURING ADAPTOR FOR U-AXIS TOOL PROVIDED WITH DRAW BAR AND METHOD FOR POSITIONING U-AXIS TOOL PROVIDED WITH DRAW BAR
Document Type and Number:
WIPO Patent Application WO/2016/143617
Kind Code:
A1
Abstract:
Provided is a measuring adaptor for a U-axis tool provided with a draw bar such that the diameter and length of the tool can be accurately measured. Also provided is a method for positioning a U-axis tool with provided a draw bar. The measuring adaptor (31) is used to set a U-axis tool provided with a draw bar (10) on a base (30) of a tool presetter. The measuring adaptor (31) has a cylindrical shape comprising: a support part (31b) for supporting a base end face (11a) of a shaft body (11) of the tool (10); a housing part (31c) for housing a tool holder (15) and the tool-side draw bar (12) of the tool (10) and for restraining the outer periphery (15c) of the tool holder (15); and a bottom surface part (31d) serving as the bottom surface of the housing part (31c). The measuring adaptor (31) is further provided with a positioning block (32) disposed on the upper surface of the bottom surface part (31d), said positioning block (32) abutting the tip of the tool-side draw bar (12) such that the length L' from the base end face (11a) to the tip of the tool-side draw bar (12) is kept at an initial predetermined length L that is required when the tool is attached to a main spindle.

Inventors:
CHEN KAN (JP)
Application Number:
PCT/JP2016/056345
Publication Date:
September 15, 2016
Filing Date:
March 02, 2016
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND MACHINE TOOL CO LTD (JP)
International Classes:
B23Q17/00; B23B31/00; B23B31/117
Foreign References:
JPH0656704U1994-08-05
US4532716A1985-08-06
JPS60142038U1985-09-20
JP2005313264A2005-11-10
JP2015039762A2015-03-02
Attorney, Agent or Firm:
MITSUISHI, Toshiro et al. (JP)
Toshiro Mitsuishi (JP)
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