Internal drive type irregular motion type pulling device

The invention discloses an internal drive type irregular motion type pulling device. The internal drive type irregular motion type pulling device comprises a trigger part, wherein the lower end position of the trigger part is fixedly connected to a supporting part; the trigger part comprises a matching end and a power end; the power end is arranged at the bottom of the inner end of the trigger part; the matching end is movably connected to the upper-end position of the power end; the matching end comprises a pulling structure and a transmission structure which is arranged at the bottom end inside the matching end; the upper-end position of the transmission structure is in engaged connection to the pulling structure; the pulling structure comprises a pulling rod, a first gear, a bump, a limiting insertion rod and a supporting table; the pulling rod is arranged at the rear side of the inner end of the pulling structure; the bump is rotatably connected on the center position of the pulling rod; and the bottom-en