干砂消失模振动造型中型砂充填能力的动力学分析

An Approach to the Dynamics Analysis on the Filling Ability of Unbonded Sand During Vibration Moulding Process for EPC

为正确制订工艺，分析各项参数对充填效果的影响，研究了消失模铸造工艺振动造型中型砂的充填特性。导出了型砂充填垂直管的极限填充高度的数学计算模型，并与实验值进行了对比验证。

Every parameter which influences filling result has been analysed for drafting a proper technology. The mathematical model to evaluate the maximum filled height of a vertical pipe is deduced. The calculated values are attested by the experimental results.