By the use of a finite element method the authors have calculated the stress and rigidity of a main reduction gear box case body for a certain type of cement mill.
应用有限元法对某型水泥磨机主减速齿轮箱箱体的应力和刚度进行了计算。
Introduced the characteristics of the gear box case, and determinded the reasonable forming process, designed the drawing die, the trimming die, the piercing die and the flanging die.
结合实际，介绍了带内孔的薄板锻件的工艺难点，并就此工艺难点的解决介绍了锻件切边、冲孔模具的优化设计。
Gear box of high precision reducing noise and making more stable performance in clinical case.
高精密度变速箱设计噪音降低，临床使用性能更稳定。
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