【摘要】 <正> 一、前言 集材—50拖拉机后桥箱的断裂失效,是集材—50拖拉机断裂失效的主要零件。 在对G—1后桥箱进行伐区生产试验的基础上,又研制了G—2后桥箱,用于更替原来的后桥箱,由伊春市友好林业局机械修配厂配料铸造、加工制造。G—2后桥箱已装配于技术改造的车架上,其配合与装配完全符合设计技术要求。更多还原

【Abstract】 After the transformation of Jicai-50 tractor for the first time, in process of the transformation for the second time, we developed G—2 rear axle housing.This paper introduces the material, the work technique and the structural speciality of G-2 rear axle housing. Especially by using both G-2 rear axle housing and technical transformation frame, the same point stress has decreased by 1—11 times.更多还原