Continuous packaging carton creasing device

The utility model relates to the technical field of carton creasing devices, and discloses a continuous packaging carton creasing device which comprises a base, and a workbench is fixedly arranged on the top face of the base. A first motor is arranged to drive a belt wheel to conduct synchronous transmission and synchronously drive a first reciprocating threaded rod to rotate, the first reciprocating threaded rod drives a first sliding block and a first supporting frame to move, the first supporting frame moves to drive an indentation device to move, and indentation operation can be conducted according to different positions of a packaging carton; a first hydraulic rod is used for driving a first clamping plate to move, so that carton boards of different sizes are clamped through the first clamping plate, a double-shaft motor is arranged to drive a first bevel gear to be engaged with a second bevel gear, and the second bevel gear drives a second reciprocating threaded rod to rotate; and a second reciprocating