Therefore , the two schemes on the forge - weld hbbb are designed and trial - manufactured in the works 为此,设计和试制完成了两种方案的锻焊组合结构抱轴箱体。
Railway rolling stock . method of testing roller bearing axle - box cases . thermal test on axle boxes test machine 铁路车辆.滚柱轴承轴箱体的试验方法.在轴箱试验机上进行的热试验
Introduced is the install , bearing loads , structural features and service in electric - transmission locomotives 介绍了抱轴箱体在电传动机车上的安装位置、承担载荷、结构特征和运行情况。
Prolonging the fatigue life of the hbbb for the ss7 - type electric locomotive relies on improving cast process and cast quality 提高韶山7型电力机车抱轴箱体使用寿命的出路在于改进铸造工艺,提高铸件质量。
Summed up is the process of the crack treatment on spot , the theory analysis and the design improvement of the hugging - bearing box body ( hbbb ) for ss7 - type electric locomotive 全面总结了韶山7型电力机车抱轴箱体在使用中发生裂纹的现场处理、理论分析和设计改进的过程。