The blank design method for ring with rectangle cross section is derived based on the ring rolling theory and practical experience.
基于环件轧制理论和实践经验，提出了矩形截面环件和外台阶截面环件的毛坯设计新方法，给出了具体的毛坯设计方案。
The practice approved that the new blank design method is reasonable, and it also showed that this method can be applied to large panel blank design.
并通过实例的研究表明设计的毛坯是合理的，同时也表明结合等效拉延筋的毛坯设计方法可以用于大型覆盖件的毛坯设计。
This paper mainly introduces structure and prinicipe of mouth bulging die for diffusion tube, calculation method of blank size and forming force, design technology of main work parts.
主要介绍扩散管胀口模具的结构与工作原理、毛坯尺寸及胀口力计算方法和主要工作部件的设计技术。
The blank design principle and method for rolling ring with stepped hole is developed based on the volume flow law and the comparison to the ring rolling experiment is done.
基于阶梯孔环件轧制体积流动规律，提出了阶梯孔环件轧制用毛坯设计原理和方法，并进行了轧制实验验证。
The paper mainly introduces the principle of URWA -100 type cold - roller made in Germany, the computation method of blank dimension , the key point of mould design and application effect analysis.
重点介绍德国URWA-100型冷辗扩机的工作原理、毛坯尺寸计算方法、模具设计要点以及使用效果分析。
The application of equivalent draw beads to sheet forming blank design is studied and the ideal of blank design using revering method combined with equivalent draw bead is conceived.
研究了在板料成形毛坯设计中加入等效拉延筋进行计算的毛坯设计方法，提出了利用反向方法结合等效拉延筋进行毛坯设计的设计思想。
The blank design principle and method for rolling ring with stepped hole is developed based on the volume flow law and the comparison to the rin…
基于阶梯孔环件轧制体积流动规律，提出了阶梯孔环件轧制用毛坯设计原理和方法，并进行了轧制实验验证。
The blank design principle and method for rolling ring with stepped hole is developed based on the volume flow law and the comparison to the ring rolling experiment is …
基于阶梯孔环件轧制体积流动规律，提出了阶梯孔环件轧制用毛坯设计原理和方法，并进行了轧制实验验证。
The domestic research on rectangular-tube flange connection is completely blank, and no design method is given in foreign references.
方管法兰连接的研究在国内几乎是空白，国内外的相关资料中也没有给出成熟的设计方法。
This paper uses inverse finite element method combined with forward finite element method to design blank of automobile panel, and proves its rationality by physical simulation.
本文采用有限元逆向法和正向法结合的方法，确定覆盖件零件的成形毛坯，并用物理实验验证了其合理性。
Expanding and nesting design flow of blank based on FEM has been presented. Some part case has verified that the method is efficient with high precision and low time.
主要介绍了基于有限元的钣金零件展开排样系统及设计流程，通过某零件的展开算例验证了这种方法是一种计算精度高，时间短的有效设计工具。
Accroding to the structure characteristics of the Santana brake pad, determined product stamping process and blank size, the die design method was introduced, and solved the bending spring back.
根据桑塔纳汽车刹车片卡子结构特点，确定该产品的冲压工艺和产品展开尺寸，介绍模具设计方案，解决产品弯曲回弹问题。
But it is still blank in the theoretic aspect of grounding resistance calculation, design method for substation which is important to the design and application for that device.
但是，如何计算空腹式接地装置的接地电阻，在变电站中使用的设计计算方法等理论和工程应用等问题，却迄今为止没有人进行相应的研究。
The results show that the new approach is a better method for optimum blank design. The product quality will be improved and the cost will be reduced by this new approach.
此方法对于复杂的拉深成形件和复杂的覆盖件的进一步研究更有实际意义，有利于提高产品质量和降低成本。
The results show that the new approach is a better method for optimum blank design. The product quality will be improved and the cost will be reduced by this new approach.
此方法对于复杂的拉深成形件和复杂的覆盖件的进一步研究更有实际意义，有利于提高产品质量和降低成本。
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