Machine for Welding Workpieces Made of Plastic Materials
AssigneeAutomotive Lighting Italia S.p.A.
InventorLuca Corradina
Life of this patent
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Abstract
Machine for welding workpieces made of plastic materials of the type comprising: two workpiece-carrying fixtures each provided with a template having a recess adapted to accommodate a respective plastic workpiece to be welded; a moving assembly adapted to selectively couple and press the two workpiece-carrying fixtures to/against each other, so as to tighten the plastic workpieces housed in the templates one against the other; a vibrating member which is adapted to vibrate on command a first workpiece-carrying fixture; automatic piece locking means adapted to selectively lock/immobilise the plastic workpiece to be welded inside the template of the first workpiece-carrying fixture; and an electronic control unit adapted to drive/control said automatic piece locking means.
Claims17
A machine (1) for welding workpieces made of plastic material of the type comprising:
- two workpiece-carrying fixtures (2, 3) each of which is provided with a template (4, 5) having a recess (4a, 5a) adapted to accommodate a respective plastic workpiece to be welded;
- and a moving assembly (6) adapted to selectively couple and press the two workpiece-carrying fixtures (2, 3) against each other;
- the welding machine being characterised by additionally comprising:
- at least one automatic piece locking device (12) which is adapted to selectively lock/immobilise the plastic workpiece to be welded inside the template (4) of said first workpiece-carrying fixture (2);
- and an electronic control unit which is adapted to drive/control said at least one automatic piece locking device (12).
Dependencies are inferred from the claim text.