Based on the reasonable simplified model of the pin barrel extruder, numerical and experimental analyses were carried out to investigate the flow field and distributive mixing effect on the unfolded surface of the screw.

• 在一定简化条件下 ；对销钉机筒挤出机螺杆圆周展开面内的流场及分布混合效果以及销钉个数对流场和分布混合效果的影响进行了数值与实验研究 .