摘要 |
A closing machine (1) for closing a rotating work piece (9) by pressing a heated die (4) against the work piece (9) comprises an air purge box (510) which opens onto the vicinity of the work piece (9), air supply means for supplying air to the air purge box (510), and a sensor (501, 502) provided in the interior of the air purge box (510) to detect a state of the work piece (9) or the die (4).
|