【摘要】 为解决轻型车后桥半轴套管整体锻造的难题，在产品设计上采用分体式结构，并开发了国内开首创的正挤与横轧工艺成形轻型车后桥半轴套管。实践证明新工艺明显优于整体胎模银工艺，具有显著的社会效益和经济效益。更多还原

【Abstract】 In order to overcome the difficults for forging the integal axle shaft sleeve of light truck a separate structure of the sleeve is designed and forward extrusion and cross rolling technology is created for forming the sleeve. It is shown that the new technology possesses obvious benefits both in society and economy.更多还原