Title:
FEEDING DEVICE OF MACHINE TOOL
Document Type and Number:
WIPO Patent Application WO/2020/149268
Kind Code:
A1
Abstract:
A feeding device (FS2) includes: a linear motion rolling guide (L2), disposed between a base member (2) and a moving body (3), for guiding a movement of the moving body (3) with respect to the base member (2); and a ball screw mechanism (BS2) for driving the moving body (3) with respect to the base member (2). The ball screw mechanism (BS2) has a screw shaft (S2), a nut (N2) that moves along the screw shaft (S2), and a screw shaft holder (B2) that is fixed to the base member (2) and supports the screw shaft (S2). A CFRP material (50) is held between the screw shaft holder (B2) and the base member (2).
Inventors:
KONO KAZUMASA (JP)
KAJIKAWA SHINGO (JP)
ISOZAKI TAISUKE (JP)
SUGITA NAOHIKO (JP)
KIZAKI TORU (JP)
KASHIWABARA SHOICHI (JP)
KAJIKAWA SHINGO (JP)
ISOZAKI TAISUKE (JP)
SUGITA NAOHIKO (JP)
KIZAKI TORU (JP)
KASHIWABARA SHOICHI (JP)
Application Number:
PCT/JP2020/000919
Publication Date:
July 23, 2020
Filing Date:
January 14, 2020
Export Citation:
Assignee:
MAKINO MILLING MACHINE (JP)
UNIV TOKYO (JP)
UNIV TOKYO (JP)
International Classes:
B23Q5/40; B23Q1/01; B23Q11/00; F16H25/22
Foreign References:
| JPH06297287A | 1994-10-25 | |||
| US20160074946A1 | 2016-03-17 | |||
| JP2017106622A | 2017-06-15 | |||
| JPH09201002A | 1997-07-31 | |||
| JP2014020435A | 2014-02-03 | |||
| JPH04118758U | 1992-10-23 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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