The approach includes: obtain cutter location points from cutter contact points; interference pretreatment by convex box of data cloud and reducing check area; interference detection and tool-position correction based on data cloud.

• 通过计算点云模型的曲率，确定切削步长和行距，采用基于点云的干涉检查模型，推导出干涉处理的解析式，得到了无干涉加工刀轨。