通过利用计算机虚拟设计与仿真技术,实现一种工程机械在计算机平台下的虚拟设计,采用有限元理论结合有限元分析软件对机械臂部分进行结构分析,并依据分析结果做出结构设计优化.探讨了一种该型机械臂的虚拟设计方法,已确定其结构设计的可靠性,有利于缩短产品的开发周期和减少研发费用.%The paper aims at realizing the virtual design of engineering machinery under the control of computer platform through the computer and simulation technology. Besides, it analyzes the structure of mechanical arms through finite element theory and software of finite element analysis. What's more, the optimal design of the structure is reached according to the result of analysis so that the reliability of the structure can be proved and both development cycle of product and its research and development expense are reduced.
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