从齿轮泵的制造工艺、热处理、密封件及齿轮泵集成化、检测设备、齿轮泵CAD等诸方面论述了齿轮泵的发展概况,并介绍了齿轮泵加工工艺、设计检测等方面的最新技术. This paper discusses the development of gear pump from the aspects of gear pump manufacturing process, heat treatment, seal and gear pump integration, testing equipment, gear pump CAD, and introduces the latest technology of gear pump processing technology, design and testing.