摘要
介绍了锥面上冲孔用斜楔块代替立式凸模冲孔,改善了凸模的受力状况,并提高了模具寿命。
This paper introduced punch die in cone, It shows that vertical dies could be replaced by oblique stocks and the force and life of the die could be improved.
出处
《金属成形工艺》
2000年第3期22-23,52,共2页
Metal Forming Technology
