Nowadays, cold forging is one of the most commonly utilised methods in industrial
manufacturing, and most metal-forming lubricants are not ecologically friendly; in some …

为了改善汽车空心齿轮轴的成形质量和尺寸精度, 提高生产效率, 控制成本, 提出采用闭塞式锻造
工艺成形该齿轮轴. 通过有限元分析方法, 对锻造成形过程进行了仿真计算 …

In the past, most metal-forming lubricants used mineral oils or other hazardous compounds
as their primary foundation. Due to their non-toxic and biodegradable qualities, vegetable …

In order to improve the forming quality and dimensional accuracy of automobile hollow gear
shaft, improve the production efficiency and control the cost, the closed forging process was …

Due to the difficulty of knock-out and complex metal flow law caused by the non-parallel
internal grooves, the manufacturing of the cross groove CVJ (constant velocity universal …

O método dos elementos finitos é uma das técnicas numéricas mais usadas para o cálculo
de deslocamentos, deformações e tensões em estruturas. Ainda há a noção de que esta …