Telescopic frame

The utility model provides a telescopic frame, and relates to the technical field of frame body structures, the outer wall of a bottom base is provided with a plurality of horizontal slideways, two of the slideways are arranged in an L shape and are communicated with each other, and two supporting shafts on the same side are located at the tops of the slideways. L-shaped positioning blocks and rolling wheels are arranged on the two sides of the bottom of the supporting shaft located at the tops of the sliding ways correspondingly, the positioning blocks correspond to the sliding ways arranged in the L shape and are in sliding connection with the sliding ways, and the rolling wheels correspond to the other sliding ways and are movably connected with the other sliding ways. Telescopic frames are installed at the tops of the supporting shafts, electric telescopic rods with the transmission ends fixed to the telescopic frames are installed in the supporting shafts, a main frame and an auxiliary frame are installe