重载机器人横梁结构静动态特性分析与优化

王进,王向坤,扶建辉,陆国栋,金超超,陈燕智

Static and dynamic characteristic analysis and structure optimization for crossbeam structure of heavy-duty truss robot

Jin WANG,Xiang-kun WANG,Jian-hui FU,Guo-dong LU,Chao-chao JIN,Yan-zhi CHEN

表 2 实体单元与壳单元的仿真结果对比

Tab.2 Comparison of simulation results between solid elements and shell elements

单元 DA /mm σA /MPa DB/mm σB/MPa DC/mm σC /MPa Nd ta /s 实体单元 0.192 20.743 0.406 22.973 0.470 22.436 339488 310 壳单元 0.192 19.882 0.403 22.645 0.466 23.190 136448 202