Automatic machine for assembling frames

Automatic machine for assembling rectangular frames using cutting members, supporting stops and fastening heads, comprising:

• two independent fastening stations (2, 15), wherein a first of the fastening stations (2), which is designed to assemble first and second of the corners of one of the frames separately and successively, is provided with two cutting heads (3, 7) displaceable in orthogonal directions relative to one another for cutting moldings (5, 9) forming the corners of the frames, as well as with a fastening head (11) and devices (6, 10, 14) for holding said moldings in place during fastening with the fastening head,
• and wherein a second of the fastening stations (15), which is designed for final assembly of the frame, is provided with two fastening heads (19, 20) positioned for fastening third and fourth opposite corners of the one frame, and is provided with devices (17, 18, 23, 24) for holding the first and second corners produced by the first station in a position such that members forming the first and second comers are arranged to form the third and fourth opposite corners of the one rectangular frame,
• and wherein transfer mechanisms are provided to move the assembled first and second comers from the first station to the second one such that said third and fourth comers are formed, and to move out the finished frame from the second station.