Transfer trolley for blade root prefabricated parts of wind generating set

The utility model relates to a wind generating set blade root prefabricated part transfer trolley which comprises a transfer trolley body, an installation portion is arranged on the upper surface of the transfer trolley body, a plurality of blade root prefabricated part supporting assemblies are arranged on the installation portion side by side, and horizontally-arranged positioning supporting legs are arranged on the two sides of the forefront blade root prefabricated part supporting assembly respectively. And the tail ends of the positioning support legs are provided with positioning guide devices matched with the blade root prefabricated part stripping lifting appliance. The device is convenient to use, the relative position of the blade root prefabricated part and the mold can be ensured in the transferring process, the transferring problem caused by the fact that the prefabricated part mold and the main mold are not manufactured in the same workshop is solved, the mold occupying time of the blade is shor