The calculating formula for the plastics backface shrink pitfall value of the strengthening rib was put forward at considering the processing conditions of injection pressur...

• 提出了在考虑注塑压力、注射温度、注射速率等工艺条件下,塑料件加强肋背面的缩陷值的计算公式,并找出通过模具尺寸设计进行补偿的方法。