摘要
文章通过对履带拖拉机变速箱壳体的加工工艺和精度要求进行分析,确定各关键尺寸的加工方式和方法,特别是针对夹紧力引起的轴承孔尺寸超差问题,提出了相应的工艺改进措施。
The article analyzed the processing and accuracy requirement for crawler tractor gearbox shell and deter- mined the key dimensions of processing way and method, especially for clamping force resulted in the bearing hole size out-of-tolerance problem, The paper put forward related technology improvement measures.
出处
《湖南农机（学术版）》
2013年第5期115-116,123,共3页
Hunnan Agricultural Machinery
关键词
履带拖拉机
变速箱壳体
夹紧力
轴承孔
Crawler tractor ,Gearbox shell ,Clamping force, Bearing bore
