Title:
WIRE SAW AND METHOD FOR DRIVING WIRE SAW
Document Type and Number:
WIPO Patent Application WO/2017/037825
Kind Code:
A1
Abstract:
In a wire saw, an object to be processed is pressed against a wire (10), whereby the object to be processed is cut. This wire saw is provided with a first bobbin (11) having a wire reel surface on which the wire (10) is reeled before the wire (10) is used in cutting, a second bobbin (12) having a wire reel surface on which the wire recovered from the first bobbin (11) is reeled, and a rotation control unit (60) for controlling the rotation of the first bobbin (11) and the rotation of the second bobbin (12). The first bobbin (11) and/or the second bobbin (12) includes a bobbin body (40, 50) to which the wire reel surface is provided, and a cover (42, 52) to which is provided a cylindrical winding surface that surrounds the wire reel surface. The first bobbin (11) and the second bobbin (12) are controlled such that when the wire (10) moves in a reciprocating manner therebetween, the wire (10) is wound on the winding surface.
Inventors:
TAKAHASHI MASAAKI (JP)
NAKAMURA TETSUYA (JP)
KAWATSU TOMOYUKI (JP)
ABE KATSUHIKO (JP)
MURAI SHIRO (JP)
NAKAMURA TETSUYA (JP)
KAWATSU TOMOYUKI (JP)
ABE KATSUHIKO (JP)
MURAI SHIRO (JP)
Application Number:
PCT/JP2015/074617
Publication Date:
March 09, 2017
Filing Date:
August 31, 2015
Export Citation:
Assignee:
KOMATSU NTC LTD (JP)
International Classes:
B24B27/06; B28D5/04; H01L21/304
Foreign References:
| JP2000158436A | 2000-06-13 | |||
| US20050023401A1 | 2005-02-03 | |||
| JP2005186202A | 2005-07-14 | |||
| JP2012011490A | 2012-01-19 | |||
| JPS5871476U | 1983-05-14 |
Attorney, Agent or Firm:
ONDA, Makoto et al. (JP)
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