Benoit Bourriau

Julien Clergeau

Disclosed is a machine for forming sheets by longitudinal stretching, the machine includes: two stretch heads located on either side of a forming tool for the sheet, the stretch heads each including a line of grippers integral with a support structure which is associated with way of stretching and which is mounted on a chassis by the intermediary of a tipping axis; at least one tipping cylinder being inserted between the chassis and the support structure, in order to allow for the maneuvering in rotation of the support structure about the tipping axis; and the chassis being carried by a support frame. The stretching machine includes a unit, inserted between the support frame and the chassis, arranged to allow for an adjusting of the vertical positioning of the tipping axis.

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Saint Philbert de Grand Lieu, France

Benoit Bourriau