小型轴承套圈温挤压工艺及模具设计  

Warm Extrusion Process and Die Design for Ring of Small Size Bearing

作　　者：朱景峰 李明滨[2] 慕松[1] 王燕昌[2] 

机构地区：[1]宁夏大学机械工程学院,银川750021 [2]宁夏大学新能源研究中心,银川750021

出　　处：《轴承》2014年第10期19-23,共5页Bearing

基　　金：国家自然科学基金项目(11262018)

摘　　要：以6203轴承套圈为例,通过对套圈的温挤压成形工艺过程、成形性能及工艺设计进行理论分析和设计计算,完成了锻件毛坯尺寸、温挤压成形凸模和预应力组合凹模的设计。基于DEFORM体积塑性成形软件,模拟了轴承套圈温挤压的成形过程,并对变形速度、成形性能、成形质量和温挤压应力进行了分析计算。Taking the ring of bearing 6203 as an example,the theoretical analysis and design calculation are done on warm extrusion forming process,forming property and process design of rings.The forging blank dimension,warm extrusion forming punch and prestressing force combined dies are designed,and the warm extrusion forming process is simulated based on the DEFORMvolume plastic forming software,and the deformation velocity,forming property,forming quality and warm extrusion stress are calculated and analyzed.

关 键 词：深沟球轴承 套圈 温挤压 模具设计 应力 模拟 

分 类 号：TH133.33[机械工程—机械制造及自动化] TG376.2[金属学及工艺—金属压力加工]