The structural characteristics are analyzed for framework oil seals for sendzimir mill bearings at home and a-broad.A new type of double -lip framework oil seals is designed according to working condition of the bearings,and the structural design and related dimensions determination of double -lip framework oil seals are discussed.%对国内、外森吉米尔轧机轴承的骨架密封圈结构特征进行分析，根据轴承的使用工况，设计出一种新型的双唇骨架密封圈，探讨了双唇骨架密封圈的结构和相关尺寸的确定。
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