| 摘要 |
The device (10) has mold whose bottom (18) is ready to be selectively moved between an initial position (P0) and a final position (P1) of boxing. An axial boxing play (b) is determined under the action of an actuation unit. The actuation unit is arranged with a jack (34) e.g. simple jack, that is intended to be powered by fluid i.e. air, under pressure. The actuation unit is utilized for actuating the bottom of the mold. The actuation unit includes a reduction unit or amplification unit at an exit of the jack that acts on the bottom of the mold to apply a boxing force. |
