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on metal foil surface finishing process and found improvement in the surface roughness. SEO et al [7] developed an audio frequency vibration (AFV) micro-forming system and found experimentally... were applied only in the metal forming process requiring lower forming load, such as micro/ meso forming and wire drawing forming process. Additionally, other exciting vibration technologies developed......
to ultrathin foils [3]. With the development of the micro-forming technology [4-6], it is necessary to make the foils to be thinner and thinner, at the same time to maintain their excellent mechanical... the asymmetric rolling condition. Key words: minimum thickness; metal foil; law of mass conservation; asymmetric rolling 1 Introduction In recent years, the demand for micro- electromechanical systems (MEMS......
of a VGRAIN system for CPFE analysis in micro-forming applications [J]. International Journal of Advanced Manufacturing Technology, 2010, 47: 981-991. [19] WANG C J, SHAN D B, ZHOU J, GUO B, SUN L N. Size... Q, WEI D B, JIANG Z Y. A multi-region model for numerical simulation of micro bulk forming [J]. Journal of Materials Processing Technology, 2012, 212: 678-684. [21] WANG C J, WANG C J, XU J, ZHANG P......
. [8] WANG X, ZHANG D, GU C X, SHEN Z B, MA Y J, GU Y X, QIU T B, LIU H X. Micro scale laser shock forming of pure copper and titanium sheet with forming/blanking compound die[J]. Optics & Lasers... of Lasers, 2006, 33(9): 1282-1287. [12] 王 霄, 邱唐标, 顾宇轩, 张 迪, 马友娟. 激光间接冲击下钛箔的微成形特性[J]. 光学精密工程, 2015, 23(3): 632-638. WANG Xiao, QIU Tang-biao, GU Yu-xuan, ZHANG Di, MA You-juan. Micro-forming......
layer of zone A; (c) Microstructure of zone B; (d) Micro-forming surface of joint 图6 不同拉伸试样的断口形貌 Fig. 6 Fracture morpohologies of tensile samples: ......
, GUO Yun-qiang, QIN Liang. Crystal plasticity simulation study on the micro-forming of heterogeneous materials[J]. Materials Science & Technology, 2010, 18(3): 297-301. [10] 李大永, 张少睿, 彭颖红, 刘守荣, 仇... on the microscopic nature of plastic deformation during warm forming, a crystal plasticity constitutive model coupling slip and twinning was established for magnesium alloy with hexagonal close packed (HCP......
Y, DONG P L, XU Z Y, YAN H, WU J P, WANG J J. A constitutive model for thin sheet metal in micro-forming considering first order size effects[J]. Materials and Design, 2010, 31(2): 1010-1014. [12] LI...): 765-773. [13] XIE H B, MANABE K, FURUSHIMA T, TADA K. An experimental and numerical investigation on micro rolling for ultra-thin strip[J]. International Journal of Material Forming, 2016, 9(3): 405-412......
