| 摘要 |
<p>Pressure foot device (11) for a drilling head for printed circuit boards including a body (19) that defines an axial seat (21) where the drilling spindle (15) can slide, closed by a base (23) with an opening (25) for the passage of the drilling tool (17), in which at least two revolving shafts (35,37) are associated with corresponding drilling inserts (43, 45) can move from a working configuration, in which a drilling insert is brought into the opening (25) to a rest configuration in which said opening (25) is not associated with any drilling insert and vice versa.</p> |
