Mechanical expanding processing and corresponding equipments are keytechnologies to build production line of straight-seam welded pipe with largediameter.
机械扩径工艺及其装备是建设大直径直缝焊管生产线的关键技术之一。
参考来源 - 机械扩径过程的数值模拟与工艺参数优化Simulating the machinery expanding process of different expanding rates ( 0.8%,1.0%,1.2% and 1.4%) for the LSAW pipe with forming residual stress and welding residual stress. On the different rates, residual stresses of weld-pipe are obtained.
2)对带有成型和焊接残余应力的直缝埋弧焊管管坯模型进行了不同扩径率下的机械扩径工艺模拟,得到不同扩径率下,X80直缝焊管扩径后周向和轴向残余应力分布。
参考来源 - 机械扩径对X80直缝埋弧焊管残余应力的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
机械扩径是制造管筒形零件的一种精密成形方法。
Mechanical Expanding is one of the finishing processes in cylindrical part forming.
详细分析了管端机械扩径的变形过程，总结了机械扩径成形条件；
On the second place, detailed analysis was implemented for the pipe end deformation process during mechanical expanding, and forming criterion was also obtained.
该方法在机械扩径工艺参数设计方面的应用结果表明，其优化效果好于非稳健优化设计方法。
A robust optimization designing method for the technical parameters of plastic forming processes based on quality control is proposed in this paper.
应用推荐