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阐述了顶注雨淋浇口在解决大型钻模体铸件产生变形及冷裂等铸造缺陷上的应用及其工艺特点和相应的补正措施。结果表明,雨淋浇口应用于圆板类结构铸件具有独特的效果。
The application of top-pouring and rain-gating gate to solve the casting defects such as deformation and cold cracking of large-scale die-casting body, the process characteristics and corresponding corrective measures are described. The results show that the rain gate applied to the circular plate structure casting has a unique effect.