Full-automatic column type membrane shredding device

The utility model discloses a full-automatic column type membrane shredding device, which belongs to the technical field of column type membrane preparation, and comprises a support, a motor, a rotary blade and a cutting mechanism limiting piece, the center of the support is provided with a coupler, the circumference of the support is provided with a membrane filament penetrating hole, and the circumferential edge of the support is provided with a cutting mechanism fixing matching piece; the motor is fixed to the outer side of the support through the coupler, and the rotary blade and the cutting mechanism limiting piece are sequentially connected with the inner side of the support through the coupler. The membrane wire cutting device can automatically complete membrane wire cutting operation, and the cutting end face of the membrane wire is neat. The rotary blade can complete cutting operation in the membrane shell, on one hand, membrane filament waste can be reduced, on the other hand, a reasonable gap can b