The scheme for roll forming a non-symmetrical section inner felloe,the principle for designing the clamping dies and the working points were described as well.

• 介绍了对开式无内胎车轮的结构特点、使用性能及截面形状非对称内轮辋滚压成形工艺方案,阐述了模具设计的原理与工作要点。