激光冲击波的喷丸弯曲成形技术与应用  

Laser Shot Wave Bending Technology and It’s Application

作　　者：刘赤荣[1] 石朝阳[1] 应才苏[1] 朱元右[2] 钱晓明[1] 

机构地区：[1]江苏大学机械学院,江苏镇江212013 [2]南京工程学院机械学院,江苏南京211167

出　　处：《制造技术与机床》2009年第3期80-83,共4页Manufacturing Technology & Machine Tool

摘　　要：激光喷丸弯曲成形是一种新技术,是在板料塑性成形领域的一种新发明。介绍了基于激光冲击波的成形机理,概述了激光能量、光斑尺寸、约束层及板料厚度等因素对激光喷丸弯曲成形的影响,分析了喷丸路径不同情况下激光喷丸弯曲成形的方案,简述了激光喷丸弯曲成形控制系统,从精度、成本等几方面分析了激光喷丸弯曲成形的特点。最后,展望了板料激光喷丸弯曲成形发展前景。Laser shot bending is a novel technology and is a new invention in plastic forming. In this paper, the processing mechanism based on laser shock wave is introduced; the affection of laser energy, laser spot size, constrains layer and thickness of sheet metal are summarized; shaping schemes under different shot routings are analyzed; control system of processing is descript; the characteristics of the processing are analyzed from the accuracy, cost and other aspects. At last, the development prospect of sheet metal laser shot bending technique is also presented.

关 键 词：激光喷丸成形 残余应力 机理 影响因素 

分 类 号：TG668[金属学及工艺—金属切削加工及机床] TG386.31