In this paper,artificial neural network is applied to a computer-aided the compensation and the forecasting of position error of CNC system in order to improve its manufacturing accuracy,fine experimental results are obtained.

• 为了提高机床数控系统的廓形加工精度，本文通过研究人工神经网络的加工误差预报补偿技术以提高计算机数控系统（CNC）的廓形加工精度，并且取得了良好的效果