The technical characteristics of no-female diepiercing on pipe were analyzed and the key points in design of a practical no-female diepiercingdie were presented.
分析了管材无凹模冲孔的工艺特点,提出了该类模具设计的要点。
2
Introduced a kind of compound triming die with connecting rods, it could finished the piercing and triming and sizing process in one press, the working efficiency is high, triming quality is good.