气缸体机加黑皮缺陷分析与工艺改进

Machining Crust Defect Analysis and Process Improvement of Cylinder Block

针对气缸体缸筒在机械加工过程中出现的黑皮缺陷问题,具体分析了其产生原因。通过铸造工艺改进,采取了一系列的措施,消除了气缸体加工黑皮,达到了提高零件质量的目的。

According to the crust defects in machining cylinder block, the reasons for the defects were analyzed. The improved casting technique was obtained by adopting a series of measures. As a result, the crust defect was eliminated and the machining quality of part was improved.