| 摘要 |
<p>A machine tool (1) comprising: a machine body (11) including a bed (17); a tool rest (14) holding a tool (2) and movably mounted on said machine body (11); a headstock (6) mounted on said machine body (11), for holding a workpiece (3); a second headstock (60) mounted on said machine body (11) in confronting relation to said headstock (6), for holding said workpiece (3); a coolant tank (80) and/or a chip conveyor (81) extending horizontally below said second headstock (60) and disposed in said machine body (11); a main guide rail (66) extending horizontally substantially below the center (G3) of gravity of said second headstock (60) and mounted on said bed (17), said second headstock (60) being horizontally movably supported on said main guide rail (66); and at least one auxiliary guide rail (67) extending horizontally and mounted on said bed (17) behind said main guide rail (66), said second headstock (60) being horizontally movably supported on said auxiliary guide rail (67) against swinging movement.</p> |
