| 摘要 |
<p>A machine tool (1) comprises an upright (4), a carriage (8), a head (9), a mandrel (10) and a correction group (20). The correction group ( 20 ) comprises detection means (30, 30', 30") suitable for detecting the deviation of the head (9) from a reference condition and a correction device (22), operatively associated to the detection devices, acting on the carriage (8) or on the upright (4) to correct the deviation detected by the detection means.</p> |
