外圈带台阶轴承套圈的挤套辗扩工艺  

Press Set Hot Forging and Hot Rolling for Bearing Outer Rings Outer with Step Diameter

作　　者：李亚杰 左英 张迅雷 李姝 

机构地区：[1]浙江五洲新春集团股份有限公司,浙江新昌312500

出　　处：《轴承》2014年第9期24-26,共3页Bearing

摘　　要：提出了外圈带台阶轴承内外圈的挤套辗扩工艺,介绍了该工艺的锻件加工尺寸、公差及模具设计过程,与传统套锻辗扩工艺相比,该工艺方法提高了材料利用率,断面形状可最大限度接近套圈形状。The press set hot forging and hot rolling process for inner and outer rings is put forward for bearing outer rings with stepped outer diameter.The machining dimension,tolerance of forgings and design process for dies are intro-duced.Compared with the traditional process of set hot forging and hot rolling,the technological process improves the material utilization and the sectional shape of forgings closest to finished ring.

关 键 词：滚动轴承 套圈 锻造 工艺路线 模具 

分 类 号：TH133.33[机械工程—机械制造及自动化] TG316[金属学及工艺—金属压力加工]