【摘要】 本文用有限单元法,建立了空间板、梁组合有限元模型,偏制了相应的有限元计算程序,对4ZQB620型微粉直线振动筛进行了包括固有频率、主振型在内的动态特性分析计算.更多还原

【Abstract】 The finite element method is used to form the three dimensional plate-frame super- position model,write corresponding Computer program,Calculate the dynamic character- isties,including natural frequencies,normal modes of vibration,of 4ZQB620 model parti- cle rectilinear vibration Screening machine.更多还原