共搜索到3889条信息,每页显示10条信息,共389页。用时:0小时0分0秒442毫秒
......
SIMULATION OF 3-D DEFORMATION AND MATERIAL FLOW DURING ROLL FORGING PROCESS USING SYSTEM OF OVAL-ROUND GROOVE G.H. Liu1,G.S. Ren1,C.G. Xu1 (1.Beijing Research Institute of Mechanical & Electrical Technology, Beijing 100083,China;2. Huazhong University of Science and Technology, Wuhan 430074, China) Abstract:Basing on the analysis of the traits of the roll forging process, a system-model......
Effect of ultrasonic power on wedge bonding strength and interface microstructure WANG Fu-liang(王福亮), LI Jun-hui(李军辉), HAN Lei(韩 雷), ZHONG Jue(钟 掘) School of Mechanical and Electrical...; Abstract: During the aluminum wire wedge bonding, the ultrasonic power and bonding strength were obtained. Based......
Characteristics of unsteady lubrication film in metal-forming process with dynamic roll gapWANG Qiao-yi(王桥医)1, ZHANG Ze(张泽)1, CHEN Hui-qin(陈慧勤)1, GUO Shan(过山)1, ZHAO Jing-wei(赵敬伟)2(1. School.... The influence of back tension stress and reduction on the distribution of pressure stress and friction stress between the roll gaps was qualitatively analyzed by numerical simulation. The calculated results......
Production of 150 cm wide AZ31 magnesium sheet by twin roll casting A. A. KAYA1, 2, O. DUYGULU1, S. UCUNCUOGLU1, G. OKTAY1, D. S. TEMUR1, O. YUCEL3 1. Materials Institute, TUBITAK MRC, Gebze...; Abstract: 150 cm wide AZ31 magnesium alloy sheet was produced by twin roll casting. The sheets of 6 mm thickness were cast......
on structure of roll casting aluminum strip MAO Da-heng(毛大恒)1, ZHANG Yun-fang(张云芳)2, NIE Zhao-hui(聂朝辉)1, LIU Qiao-hong(刘巧红)1, ZHONG Jue(钟 掘)1 (1. School of Mechanical and Electrical Engineering...; Abstract: The experiment of ultrasonic treatment of roll......
......
Trans. Nonferrous Met. Soc. China 28(2018) 2460-2469 Bonding strength of Invar/Cu clad strips fabricated by twin-roll casting process Peng CHEN1,2, Hua-gui HUANG1,2, Ce JI1,2, Xu ZHANG1,2, Zhong-hua... is adhered on the Cu side after the heat treatment. All above illustrate that heat treatment can improve the strength of the bonding interface of Invar/Cu clad strips. Key words: twin-roll casting; Invar......
......
Identification and optimization for hydraulic roll gap control in strip rolling millSUN Jie(孙杰), CHEN Shu-zong(陈树宗), HAN Huan-huan(韩欢欢), CHEN Xing-hua(陈兴华), CHEN Qiu-jie(陈秋捷), ZHANG Dian-hua(张殿华... time is less than 26 ms in any case.Key words:hydraulic roll gap control; modeling; system identification; generalized predictive control......