一种端盖铸件的工艺设计和改进

Technology Design and Improvement on a Cover Casting

端盖是新研发的重要球铁铸件之一,该件壁厚差异大,结构复杂,无损检测要求高,铸造难度大。本文介绍了铸造工艺方案的选择以及首件生产过程中遇到的问题和采取的应对措施。

With features of large variety of wall thickness, high demand in NDT and hard work in production, one new developed important ductile iron casting cover has been introduced with its casting process choice, the problem in production of the first piece and corrective action.