Guide vane crank arm pulling-out tool

The utility model discloses a tool for pulling out a guide vane crank arm, which relates to the field of hydro-generators and comprises an equipment frame, a connecting cylinder, a support arm and the guide vane crank arm, the equipment frame comprises an adjusting assembly and a support rod, the adjusting assembly is arranged at the bottom of the equipment frame, and the upper end of the adjusting assembly is connected with the support rod and the connecting cylinder. The equipment frame comprises a connecting port, a limiting clamping block, a threaded hole, an annular sliding groove and a supporting arm, and comprises a rotating assembly, a forward and reverse motor and a clamping assembly, and through the forward and reverse motor and the clamping assembly, the equipment frame can clamp and fix a guide vane crank arm on the upper portion of a hydro-generator and is matched with an adjusting assembly and a supporting rod structure; the equipment frame can conduct lifting adjustment on the connecting cylind