The paper presents reasons and preventing measures for crack of big blank cap happened in roughing tool, which can give some reference for such machine production in future. 本文针对近期生产的选矿厂大端盖,在粗车加工时发现的裂纹缺陷进行分析,查找原因,制定预防措施,保证了后期制作此类铸件的质量。
The strategy of mould cavity roughing oriented machining features and cutting tool life is also presented in this paper. 提出一种面向加工特征、考虑刀具寿命的模具型腔粗加工策略。