通过有限单元法计算和优化设计，确定锯片齿形前角、后角、楔角及槽底圆弧半径合理值的原则及其参考值。
Principles of reasonable values and reference data of saw tooth's rake, relief, wedge angles and radius of bottom arc can be determined through finite element method of calculation and optimum design.
研究了空心件楔横轧成形过程壁厚变化的规律，并给出了根据工艺条件预测壁厚变化值的公式。
Finally, a formula used for predicting the change of wall thickness by the process parameters was given. The results obtained in this study could be us...
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