Siemens CNC three-dimensional table control center is composed of Siemens CNC system XX. The CNC system is well compatible with the G language code, the control center can control the mechanical transmission structure and processing technology, the work platform with spindle motor and inverter can be adjusted in the processing system spindle speed. Compared to the large-scale CNC system, the work platform has a small structure clear and cheap and so on the characteristics of suitable for college laboratory use.