Research on mill longitudinal stiffness calculation of wide hot strip mills

被引:0
|
作者
Wang Lian-sheng [1 ]
Yang Quan [1 ]
He An-rui [1 ]
Liu Tian-wu [1 ]
Guo De-fu [1 ]
Liu Rui-jun [1 ]
机构
[1] Univ Sci & Technol Beijing, Natl Engn Res Ctr Adv Rolling Technol, Beijing 100083, Peoples R China
关键词
hot rolling; stiffness; finite element method; thickness;
D O I
10.4028/www.scientific.net/AMR.211-212.240
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
Mill is always weighed by its longitudinal stiffness. The prediction precision of longitudinal stiffness related strip geometric accuracy. Taking 1700mm hot strip line as research object, stiffness of housing, bearing wall and roll was calculated by finite elements method(FEM), hydraulic system stiffness was obtained by theoretical formula. Analyzing vertical system and structural symmetry of mill, functional relationship between longitudinal stiffness and its components stiffness was derived according to series or parallel connection with various components. Longitudinal stiffness was the basis on thickness set-up model. Calculation result was verified by practical test.
引用
收藏
页码:240 / 245
页数:6
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