柴油发动机铝缸盖缩松问题解决实例  

Example to Solve the Problem of Aluminum Alloy Cylinder Head internal shrinkage of Diesel Engine

作　　者：马江达 施华龙 陈俞铭 曾令志 MA Jiang-da;SHI Hua-long;CHEN Yu-ming;ZENG Ling-zhi(Liuzhou Wuling Liuji Power Co.,Ltd.,Liuzhou Guangxi 545005,China)

机构地区：[1]柳州五菱柳机动力有限公司,广西柳州545005

出　　处：《装备制造技术》2020年第5期146-149,共4页Equipment Manufacturing Technology

摘　　要：通过对工厂为玉柴股份有限公司生产的某款柴油发动机铝合金缸盖的铸造工艺的分析,得出现有铸造装备及铸造工艺下如何通过补缩量、补缩压力头及补缩通道等工艺优化方案,成功解决该款缸盖在局部位置出现缩松的铸造难题。Based on the analysis of casting process of aluminum alloy cylinder head of a diesel engine produced by Yuchai Co.,Ltd.,it is found that under the existing casting equipment and casting technology,the casting problem of shrinkage porosity in local position of the cylinder head can be successfully solved by optimizing the process such as feeding amount,feeding pressure head and feeding channel.

关 键 词：柴油发动机 铝缸盖 补缩工艺 缩松缺陷 

分 类 号：TG255[金属学及工艺—铸造]