Basing on the theory of single forming, the mathematical model of progressive forming of open-seam pipes is established.
在板料单次折弯成形理论的基础上，建立了直缝管筒逐步折弯成形的数学模型。
It has been recommended a technology and die of bending ring with analysis of its forming process, using in that of bending ring in progressive forming die.
介绍一种卷圆工艺和模具，并对模具弯曲成形过程进行了分析，指出该方法可以用于级进模上成形。
A description has been made on a structure and principle of progressive die used on a general press for shear, upsetting and automatic feed used for forming small axial parts.
介绍了用在通用压力机上成形小型轴类零件的一种新型切断、冷镦自动送料连续模的结构形式、工作原理和设计要点。
Through analyzing the forming process of the comer pull buckle part, designed a cutting-bending-blanking progressive die. And introduced die working principle.
通过对转角拉扣五金零件的工艺分析，设计了一款切折弯曲落料级进模，同时对模具工作过程作了介绍。
Ring rolling is a high efficient rolling method for manufacturing seamless rings, which is a progressive partial plastic forming technology.
环件轧制是无缝环件生产的一种高效的先进加工方法。
The progressive die well overcame the difficulties of forming small_sized parts with complicate curving shapes with progressive dies. It explored an effective way for the forming of similar parts.
该模具较好地解决了小尺寸、较复杂弯曲零件用级进模成形的问题，为类似零件的成形探索了一条行之有效的途径。
"Dr Tuja will build a brighter future for Kachin State by forming the Kachin State Progressive Party representing the Kachin nationals, " it concluded.
评论结论“杜嘉博士成立代表克钦各族人民的‘克钦邦进步党’建设克钦邦光明的未来”。
Combining with analysis of reservoir forming conditions, favorable location of volcanic reservoirs has been point out, thus providing geological basis for progressive exploration and...
结合油气成藏条件分析，指出该区火山岩油气分布的有利部位，为指导该区火山岩下一步滚动勘探开发提供了地质依据。
And smaller sizes, and this issue we designed a multi-position progressive die forming.
并且尺寸较小，本课题设计了一个多工位级进模成型。
And smaller sizes, and this issue we designed a multi-position progressive die forming.
并且尺寸较小，本课题设计了一个多工位级进模成型。
应用推荐