汽油机缸体砂芯热芯盒模具设计

摘要

The sand shot structure, exhaust structure, push core structure and location structure in hotbox mold for engine block were described. The advantages and disadvantages of various structures were analyzed, and the corresponding optimal forms were presented.%介绍了汽油机缸体用热芯盒模具中的射砂机构、排气机构、顶芯机构和定位机构，分析了各种结构的利弊，并提出了相应的优化形式。