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本文针对节点球加工中心主传动系统的调速范围、输出扭矩及主轴定向控制问题 ,通过主传动系统的功率特性分析 ,得出主轴功扭特性曲线图并给出了主轴变速范围。主轴驱动控制单元采用SPWM控制方式 ,主轴准停采用磁力定向方式 ,满足了不同规格节点球加工对主轴系统的要求
In this paper, according to the speed regulation range, output torque and spindle orientation control of the main drive system of the nodal ball machining center, the spindle torque-torque characteristic curve is obtained through the analysis of the power characteristics of the main drive system, and the spindle speed range is given. Spindle drive control unit using SPWM control mode, the spindle quasi-stop using magnetic orientation, to meet the different specifications of the ball processing node on the spindle system requirements