DEVICE AND UNIT FOR CRIMPING THE EDGE OF A SHEET AND METHOD IMPLEMENTED BY SUCH A DEVICE

摘要

Device (37) for crimping the edge of a part (19) supported by a fixed die (33); the device comprising a mobile casing in translation; a flap-holder blade (3) carrying at least one blade (35), the flap-holder blade (3) being configured to pivot by rotation about a first axis (5) of rotation, a rod (7) driving in rotation the first axis (5) of rotation, said link (7) being connected to one end of a control arm (9) by means of a second axis of rotation (11); and a third axis of rotation (13) connecting the other end of said control arm (9) to the mobile box, the second axis of rotation (11) is arranged to be arranged below a straight line (D) joining the centers of the first (5) and third (11) axis of rotation. Figure to be published with the abstract: Fig. 4