The result shows that the change of cutter axis vector is distributed very well, and no interference occurs between the cutter and the impeller.Further more the efficiency and the quality of machined surface were improved.

• 结果表明，采用分段侧铣的方法，生成的刀位轨迹刀轴矢量变化均匀，刀轴未发生干涉，且加工效率和加工质量明显得到提高。