Shaping system of square lens

The utility model relates to a shaping system of a square lens, which comprises a base with a hollow interior, a polishing wheel arranged in the base, and a power piece arranged in the base and used for driving the polishing wheel to rotate, and is characterized in that a swing cover is hinged to the upper side of the base, and one side, far away from the hinged side, of the swing cover is concaved inwards to form a processing groove; when the swing cover covers the upper side of the base, the grinding wheel is arranged in the machining groove, the two opposite groove walls of the machining groove are provided with an installation rod and an abutting rod respectively, the axes of the installation rod and the abutting rod are consistent, the swing cover is provided with a sliding piece usedfor driving the abutting rod to be close to or away from the installation rod, and the end, away from the abutting rod, of the installation rod penetrates out of the swing cover. A driving assembly for driving the mounting r