Title:
工作機械
Document Type and Number:
Japanese Patent JP4988427
Kind Code:
B2
Abstract:
According to one embodiment, a machine tool for machining a workpiece includes: a main spindle (15) that holds the workpiece to rotate the workpiece around an axis; a tool that is configured to machine the workpiece by working together with the main spindle; a headstock (12) that rotatably supports the main spindle (15) and includes a leading-edge portion and a base-end portion; and a bed (11) that supports the headstock (12) by a sliding bearing at the leading-edge portion and rolling bearings at two points of the base-end portion so that the headstock is movable along an axial line of the main spindle, wherein the two points of the base-end portion are spaced apart from each other in a direction orthogonal to the axial line of the main spindle.
Inventors:
Small Satoru Sawa
Application Number:
JP2007125581A
Publication Date:
August 01, 2012
Filing Date:
May 10, 2007
Export Citation:
Assignee:
Star Micronics Co., Ltd.
International Classes:
B23Q1/26; B23B19/00; B23Q1/40; B23Q1/58
Domestic Patent References:
| JP2000024853A | ||||
| JP2000075072A | ||||
| JP2005065869A1 | ||||
| JP51018386A |
Attorney, Agent or Firm:
Hironobu Onda
Makoto Onda
Makoto Onda