This machine with a heavy load, can withstand large vertical radial or axial pressure, the output shaft design for face plate, flange, screw, disk center positioning, pin hole, fixed width, flatness and stability can be used, more solid and reliable. The most suitable for larger load rotary disk drive applications, this series of machines are widely used in all kinds of rotary processing machinery, and similar institutions of industrial machinery, automatic intermittent drive worktable.