Development of sheet metal forming with thermal stress induced by laser
-
摘要: 概述了板材激光热应力成形技术的发展现状,分析了板材激光热应力成形的主要影响因素,综述了激光束参数、材料的性能及工件几何尺寸对激光热应力弯曲成形的影响,概括了激光热应力成形工艺的一些规律.为了能使板材激光热应力成形技术应用于生产,在总结前人研究成果的基础上,指出了板材激光热应力成形工艺存在的关键问题,并提出了目前板材热应力成形技术应用于生产所需要研究的内容.Abstract: The laser induced thermal stress forming technique and its development is summarized and its main influencing factors are analyzed.Laser parameters,material properties and workpiece geometry to laser induced thermal stress bending is summed up,its some relations are summarized.In order to make it apply to manufacture,some pivotal existent problems of laser forming technology is put forward based on investigative work of predecessors.Some investigative tasks is pointed out.
-
Keywords:
- laser technique /
- laser forming /
- thermal stress /
- bending of sheet metal
-
-
[1] ZHANG Y K,ZHOU J Zh,YE Y X.Technology of laser processing[M].Beijing:Chemical Industry Press,2004.235～238(in Chinese).
[2] WANG Y,LU H,TAN J G.A study on laser bending of sheet metal[J].Laser Technology,2003,27(3):175～178(in Chinese).
[3] MARYA M,EDWARDS G R.A study on the laser forming of near-alpha and metastable beta titanium alloy sheets[J].Journal of Materials Processing Technology,2001,108:376～383.
[4] LI W M.Study on laser bending of metal sheets[J].Chinese Journal of Lasers,1998,25(9):860～864(in Chinese).
[5] JI Zh,JIAO X J,WU Sh Ch.Dynamic explicit FEM simulation on laser bending of sheet metal[J].Journal of Basic Science and Engineering,2001,9(23):208～214(in Chinese).
[6] YANG J,LIU Sh H,WAN P T et al.3D numerical study on laser bending of sheet metal[J].Laser Technology,2003,27(2):97～100(in Chinese).
[7] LI L Q,WANG W,LIN Sh Y et al.The influence of laser parameters on laser forming under the temperature gradient mechanism[J].Hot Working Technology,2002(3):25～27(in Chinese).
[8] WANG X F,TAKACS J,KRALLICS G.Research on mechanism of laser bending for sheet metal[J].Forging Technology,2001(4):29～33(in Chinese).
[9] WANG X F,L X D,CHENG L et al.Application of artificial neural network in laser sheet metal bending[J].Laser Technology,2005,29(3):244～247(in Chinese).
[10] GUAN Y J,SUN Sh,JI Zh.Experimental study on laser forming technology of sheet metal[J].Optical Technique,2000,26(3):260～262(in Chinese).
[11] ZHOU L Z,LIU Sh H,LIN W et al.A study on laser induced thermal stress forming technology[J].Electric Machining and Mould,2000(6):20～23(in Chinese).
[12] CHEN D J,XING Y B,WU Sh D et al.Curved laser bending of titanium alloy sheets and effects of heat radiation on its microstructure and property[J].Acta Metallurgica Sinica,2001,37(6):643～646(in Chinese).
[13] LI L Q,WANG X Y,LIN Sh Y et al.Experimental and numerical study of energy effects in laser forming[J].Applied Laser,2002,22(2):155～159(in Chinese).
[14] WANG X F,WANG X Y,LIN D Sh.Research on laser bending test of sheet metal[J].Forging Machine,1999(3):8～10(in Chinese).
[15] GUAN Y J,JI Zh,HAO B H et al.Influence of material properties on laser bending process of sheet metal[J].Journal of Optoelectronics·Laser,2001,12(1):87～90(in Chinese).
计量
- 文章访问数: 3
- HTML全文浏览量: 0
- PDF下载量: 8
下载: