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分析了真空除气和加压凝固对提高铸件质量的作用,介绍了真空压铸和真空增压铸造的工作原理和特点。结合真空除气和加压凝固技术,提出了内压胀型铸造技术,并阐述其工作原理、工艺过程,以及对铸件质量的改善。
The effect of vacuum degassing and pressure solidification on the quality of casting is analyzed. The working principle and characteristics of vacuum die casting and vacuum pressure casting are introduced. Combined with vacuum degassing and compression solidification technology, the paper puts forward the internal pressure bulging casting technology, and expounds its working principle, technological process, as well as the improvement of casting quality.