共搜索到11242条信息，每页显示10条信息，共1125页。用时：0小时0分0秒505毫秒
with the deformation configuration of material. Therefore, mesh rezoning is inevitable during simulation of a complicate extrusion process. PENG et al[1] have studied CONFORM continuous extrusion forming process..., the efficiency and robustness of simulation of complex aluminum profile extrusion processes can be both improved. References [1] PENG Y H, PENG D S, ZUO T Y. Simulation of CONFORM continuous extrusion forming......
......
the plastic deformation condition to improve the forming property of the billet. Based on the rigid-plastic division, the strain of the material in the plastic area during extrusion process can...J. Cent. South Univ. Technol. (2009) 16: 0738-0742 DOI: 10.1007/s11771-009-0122-3 Deformation division of metal flow behavior during extrusion process of 7075 aluminum alloy LI Feng(李 峰)1, CHU......
AN ADAPTIVE EFG-FE COUPLING METHOD FOR THE NUMERICAL SIMULATION OF EXTRUSION PROCESSES X.H.Dong1,L.C.Liu1,C.X.Li1 (1.National Die & Mold CAD Engineering Research Center,Shanghai Jiaotong University,Shanghai 200030,China) Abstract:An adaptive EFG-FE coupling method is proposed and developed for the numerical simulation of lateral extrusion and forward-backward extrusion. Initially......
Microstructural characteristics and deformation of magnesium alloy AZ31 produced by continuous variable cross-section direct extrusionHongwei Jiang,Feng Li,Xiang ZengSchool of Materials Science and Engineering, Harbin University of Science and Technology摘 要:Magnesium(Mg) alloy AZ31 was produced by continuous variable cross-section direct extrusion(CVCDE......
......
Continuously extending extrusion forming of semisolid A2017 alloy by SRS processGUAN Renguo, WEN Jinglin, LIU Xianghua, and LI YinglongMaterial and Metallurgy School, Northeastern University... of A2017 alloy were obtained. Ex-tending forming mould has been designed and was installed at the exit of roll-shoe gap. A2017 alloy was formed by ex-tending continuously at the semisolid state on SRS......
, were revealed. Furthermore, the differences between conventional extrusion and sheet metal extrusion process were also analyzed. Key words: sheet metal forming; Arbitrary Lagrangian-Eulerian method... Simulation of sheet metal extrusion processes with Arbitrary Lagrangian-Eulerian method ZHUANG Xin-cun(庄新村), ZHAO Zhen(赵 震), XIANG Hua(向 华), LI Cong-xin(李从心) National Engineering Research Center......
Effect of Accumulative Strain on Grain Refinement and Strengthening of ZM6 Magnesium Alloy During Continuous Variable Cross-Section Direct ExtrusionFeng Li,Wei Shi,Nan Bian,Hong-Bin WuSchool of Materials Science and Engineering, Harbin University of Science and Technology摘 要:In order to study the influence of die combination on continuous variable cross......
Effect of additional elements on aging behavior of Al-Zn-Mg-Cu alloys by spray forming LI Li(栗 丽)1, ZHOU Tie-tao(周铁涛)1, LI Huan-xi(李焕喜)1, CHEN Chang-qi(陈昌麒)1, XIONG Bai-qing(熊柏青)2, SHI Li-kai(石力... extrusion, the microstructure becomes denser and there are many precipitated phases in cross-section while there are second phase arranging along extruded direction in longitudinal section. During......
