Detection device of spinning cake transfer trolley

The utility model provides a detection device of a spinning cake transfer trolley. The device comprises two support frames fixed on the ground and a detection assembly. The supporting frame comprisesa first vertical rod and a second vertical rod. A first cross rod is connected between the first vertical rod and the second vertical rod; a fixed rod is transversely fixed between the inner side walls of the tops of the two second vertical rods; the detection assembly comprises a square plate. Four first convex parts are arranged at the bottom of the square plate; eight openings are formed in thesquare plate, second protruding parts are arranged in the eight openings respectively, the back face of the square plate is fixed to the upper portions of the two first vertical rods, an L-shaped hook is fixed to the positioning plate, a second transverse rod is erected between the L-shaped hooks of the two vertical rods, and the two ends of the second transverse rod vertically extend downwards to form blocking pieces. Th