Automatic positioning mechanism for glass processing

The utility model discloses an automatic positioning mechanism for glass processing, which comprises a transverse adjusting piece, a longitudinal adjusting piece and a supporting table component, the longitudinal adjusting piece is fixed on the upper surface of a sliding seat of the transverse adjusting piece, the supporting table component is fixed on the upper surface of a sliding seat of the longitudinal adjusting piece, and the supporting table component comprises four supporting columns fixed on the sliding seat. A supporting table is fixed between the upper ends of the supporting columns, four sliding connecting bases are evenly fixed to the upper surface of the supporting table assembly, a suction cup assembly is fixed to each sliding connecting base, four adjusting assemblies are evenly arranged on the lower surface of the supporting table assembly, and the four adjusting assemblies are connected with the four sliding connecting bases in a one-to-one correspondence mode. The device is simple in struct