Arc-shaped guide rail shaping device for automobile skylight

The invention relates to an arc-shaped guide rail shaping device for automobile skylight, which comprises a base, a shaping device body, a driving device and a guiding device are sequentially arranged on the base from front to back, the shaping device body comprises a pair of positioning rollers, the positioning rollers are rotationally connected to a sliding rod, and a guide rail is arranged between the positioning rollers on the left side and the right side in a penetrating mode; a mounting seat is arranged at the left end of the base, an electric push rod is fixedly connected to the mounting seat, the tail end of a telescopic rod of the electric push rod is aligned to the left end of the sliding rod, the driving device comprises a limiting roller and a driving roller, a set of bosses are arranged on the outer wall of the circumference of the limiting roller, the bosses extend into grooves of the guide rails, and the driving roller is in driving connection with a motor fixedly connected to the bottom of the