FIELD: mechanical engineering.
SUBSTANCE: device comprises two plates provided with a number of pressing devices and projection that slides inside a guide. The plates are connected with the actuating gear that sets the plate in the straight-line motion toward the guides. The plates are arranged parallel one with respect to the other in mirror symmetrical order and perpendicular to the stacks to be worked.
EFFECT: enhanced reliability and simplified servicing.
6 cl, 14 dwg
