Study on Application of IGBT-PWM DC Speed Regulating System to Machine Tool Spindle

摘要

In view of rapid development of the high-power DC PWM speed regulating system, this paper adopts the 3G intelligent power module IGBT and INTEL87C196MC CPU of high performance to make technical innovation for the spindle speed regulating system of NC machine tool, and also designs a spindle DC PWM speed regulating system for a large NC machine tool.