Patent Number: 7,131,940

Title: Machine tool

Abstract: The present invention provides a machine tool whose width dimension is not increased even when it includes a tool magazine. The present invention includes: a bed; a saddle disposed on the bed to be movable in a forward and backward (Y-axis) direction in a front view of the machine tool; a table disposed on the saddle to be movable in right and left (X-axis) direction; a column fixed on the bed a spindle head disposed on the column to support a spindle and movable in a vertical (Z-axis) direction; an automatic tool changer disposed on a back face side of the column, wherein the column has an opening which allows the back face side and a front face side of the column to communicate with each other, and the automatic tool changer replaces a tool on the spindle side by a tool on a tool magazine side through the opening.

Inventors: Hiramoto; Kazuyuki (Yamatokoriyama, JP), Mochizuki; Akihiro (Yamatokoriyama, JP), Nakazawa; Shunsuke (Yamatokoriyama, JP), Matsui; Satoshi (Yamatokoriyama, JP)

Assignee: Mori Seiki Co., Ltd.

International Classification: B23Q 3/157 (20060101)

Expiration Date: 2019-11-07 0:00:00