A device for rotary die-cutting a material, comprising a primary frame on which are mounted an anvil cylinder, a die-cutting cylinder facing the anvil cylinder, said die-cutting cylinder being intended to be applied against a paper tape, and means for driving the cylinders (3,4) in rotation, the paper rotary die-cutting device comprising: - means for moving the anvil cylinder and/or the die-cutting cylinder with respect to each other, characterized in that the paper rotary die-cutting device further comprises: - paper guiding rollers configured to position the paper tape on the anvil cylinder, - means for holding the anvil cylinder and/or the die-cutting cylinder in position with respect to each other during the die-cutting phase, - means for preloading the anvil cylinder comprising two antifriction bearings, respectively one at each end (3a,3b) of the rotation axis of the anvil cylinder, both antifriction bearings being adapted to be biased in the same direction as the die-cutting force via two respective clamping means attached to a secondary frame, each clamping means comprising a clamping screw attached to the respective antifriction bearing, in order to apply a preload of the anvil cylinder on its rotation axis, in the same direction as the die-cutting force applied by the die-cutting cylinder on the anvil cylinder during the die-cutting phase, said preloading means applying a force higher than the die-cutting force, - means for preloading the die-cutting cylinder comprising two antifriction bearings, respectively one at each end (4a, 4b) of the rotation axis of the die-cutting cylinder, said antifriction bearings being adapted to be biased in the same direction as the reaction force via two respective clamping means attached to the primary frame, each clamping means comprising a clamping screw attached to the respective antifriction bearing, in order to apply a preload of the die-cutting cylinder on its rotation axis, in the same direction as the reaction force applied by the anvil cylinder on the die-cutting cylinder during the die-cutting phase, said preloading means applying a force higher than the reaction force. - means for moving the anvil cylinder and/or the die-cutting cylinder with respect to each other, characterized in that the paper rotary die-cutting device further comprises: - paper guiding rollers configured to position the paper tape on the anvil cylinder, - means for holding the anvil cylinder and/or the die-cutting cylinder in position with respect to each other during the die-cutting phase, - means for preloading the anvil cylinder comprising two antifriction bearings, respectively one at each end (3a,3b) of the rotation axis of the anvil cylinder, both antifriction bearings being adapted to be biased in the same direction as the die-cutting force via two respective clamping means attached to a secondary frame, each clamping means comprising a clamping screw attached to the respective antifriction bearing, in order to apply a preload of the anvil cylinder on its rotation axis, in the same direction as the die-cutting force applied by the die-cutting cylinder on the anvil cylinder during the die-cutting phase, said preloading means applying a force higher than the die-cutting force, - means for preloading the die-cutting cylinder comprising two antifriction bearings, respectively one at each end (4a, 4b) of the rotation axis of the die-cutting cylinder, said antifriction bearings being adapted to be biased in the same direction as the reaction force via two respective clamping means attached to the primary frame, each clamping means comprising a clamping screw attached to the respective antifriction bearing, in order to apply a preload of the die-cutting cylinder on its rotation axis, in the same direction as the reaction force applied by the anvil cylinder on the die-cutting cylinder during the die-cutting phase, said preloading means applying a force higher than the reaction force.