The section curve equation of main stirring shaft is obtained by deducting the screw profile curve formation process of the stirring kneader.

• 摘要用数学方法对搅拌捏合机搅拌轴螺杆外形曲线的形成过程进行了详细的推导，得出了主搅拌轴截面曲线形状公式。