Abstract:For the 2016 annual “High-grade CNC Machine Tools and Basic Manufacturing Equipment” science and technology major projects research content,through the way of independent innovation,combined machine tool for the processing of automatic transmission box was researched,focusing on the capture of the overall structure of the machine tool design,high speed and high precision numerical control process technology and automatic process control program,high speed cutting heat transfer and temperature field control,high speed cutting tools and other key technical problems.The development of high precision high speed CNC modular machine tool for processing automatic transmission box,provides a means for the rapid production of cutting of box parts,the machining efficiency is greatly improved.The usage of green energysaving design concept,machine tool transmission energy saving device based on camera,accelerometer detection technology,intelligent energy management system as well as the latest drive and motor technology,can reduce energy consumption up to 40%.