This series of automatic production line is mainly used for turning UC bearing inner and outer rings of the boring hole, raceway, outside the sphere, face, chamfer, oil trench and other processes, efficient, high-precision turning process is widely used outside the spherical bearings, self-aligning ball bearings, self-aligning roller bearing inner and outer rings such as mass production, with high accuracy, efficiency, fast, stable quality, size and other characteristics of the small dispersion characteristic.