印制电路板钻孔毛刺的产生原因与改善探讨

Discussion on the cause and improvement of the problem of burr in drilling process of PCB

在印制电路板钻孔过程中不可避免会产生不同程度的毛刺。文章对钻孔毛刺产生的原因进行分析,阐述了毛刺的危害和一些常见的披锋改善措施、处理方法,并分享一些毛刺改善的实际案例。

In the drilling process of Printed Circuit Board,it is inevitable to produce different degrees of burr.This paper analyzes the causes of the formation of the burr,expounds the harm of burr and discusses some common methods to improve and treat the burr,and provides some practical cases to solve the problem of burr.