Aiming at the problem of incline of lintel in warm extrusion forming process for copper alloy solid bearing retainer, the rigid-plastic FEM analysis models have been setup and numerical simulation and analysis been made, improving measures put forward.

• 摘要针对轴承保持架温挤压成形中出现的过梁倾斜等问题，建立了刚塑性有限元模型，对温挤压成形过程进行数值模拟，并提出了相应的改进措施。