Die structure was discussed through the analysis of forming process of high intension screw bolt and a set of hot upsettingtool was designed.
通过分析高强螺栓的成形工艺，对模具结构进行深入探讨，设计了一套热镦模。
2
Based on the analysis of the structure characteristics for the RR bending and upsettingtool setup, the modularization design scheme of the RR bending and upsettingtool setup has been set forth.