The machining error caused by the flank wear of cutting tool in milling processes is analyzed,and a mathematic model about machining errors was proposed based on the flank wear of cutting tool.

• 对铣削加工过程中后刀面磨损对加工精度的影响进行了分析和研究,建立了基于刀具后刀面磨损的铣削加工误差的数学模型。