PVDC film concave nip roll

The utility model discloses a PVDC film concave nip roll, including concave nip roll, concave nip roll's inside is provided with the gusset, the circumference surface of gusset is provided with a core, the interior side surface of axle core is provided with the louvre, the outside circumference surface of axle core is provided with the heat dissipation layer, the circumference surface on heat dissipation layer is provided with the rubber layer, concave nip roll's both sides are provided with the baffle. The beneficial effects of the utility model are that: the utility model discloses be provided with the baffle in concave nip roll's both sides, make the PVDC film can not appear the skew at ordinary times in the exhibition, adopt sunken the setting in the middle of the concave nip roll, canopen up the tie automatically when making the PVDC film give a discount, improve production efficiency, the utility model discloses be provided with heat dissipation layer in concave nip roll, an axle core is provided with t