【摘要】 发动机大量的零件,采用多种模具进行冷、热塑性加工方法制造。模具的制造精度与使用寿命,取决于模具的材料与加工技术。针对发动机零件塑性加工用模具及其模具制造技术的实际情况,探讨发动机零件塑性加工用模具及其制造技术发展。更多还原

【Abstract】 Hot and cold plastic working approaches are adopted in many engine part manufacture. Manufacture accuracy and service life of a die depend on material used and manufacturing technology adopted. Development of Plastic working die and die manufacturing technology for internal combustion engine parts are discussed against the current statue.更多还原