四点接触向心推力轴承。
四点接触球轴承多用于轧钢机的油辊箱以承受轴向负荷。
Four-point contact ball earings used for rolling mill roll the oil tank to withstand the axial load.
基于非线性有限元分析方法，采用了线性轴承模型和非线性轴承模型分析了大型四点接触球轴承的变形和受力。
Adopting linear and nonlinear bearing model, this paper analyses the deformation and stress of bearing with large radius, basing on nonlinear finite element analysis method.
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