The paper presents the vibration timing effect process used on engine block of 16V280ZJ diesel engine. The correctness of the process is validated by measuring scanned curve and coaxiality of main shaft bore and camshaft bore.

• 介绍了 16 V2 80 ZJ型柴油机机体振动时效的工艺 ,通过扫频曲线和主轴孔、凸轮轴孔同轴度的测量验证了采用该工艺的正确性。