Rotary crown block pulley puller

The utility model discloses a rotary crown block pulley puller which is used for replacing an existing taking-out tool to achieve the purposes of reducing the taking-out operation difficulty and improving the operation efficiency and safety and comprises a platform, and a U-shaped support with limited transverse displacement is erected on the upper portion of the platform. A pair of positioning blocks, a positioning block I and a positioning block II are welded to the upper surface of the platform, guide grooves are formed in the positioning block I and the positioning block II in the longitudinal direction, and the guide grooves are matched with the legs of the U-shaped support; a threaded hole is formed in the middle of the U-shaped support in the transverse direction and penetrates through the threaded hole to be provided with a screw. The two sides of the U-shaped support are both provided with grasping assemblies in the transverse direction, and the grasping assemblies are provided with right-angle worki