生产实践验证了该拉延工艺的可行性。
The production practice demonstrates the feasibility of the drawing process.
STAMD计算机模拟系统进行了拉延工艺分析，结果制件开裂。
STAMD (simulating softwares) to analyse the drawing process on computer with the conclusion that the sheet ruptured in the drawing prossion.
以轿车车门里板为例，对比传统拉延工艺，论述了新工艺的现实意义和优越性。
Taking the door rear inner of the vehicle for example, it shows that the new forming technique has much more advantage than the traditional technique.
拉延工艺设计主要包括冲压方向调整、压料面和工艺补充部分的设计以及拉延筋布置等工作。
The drawing process planning was mainly referred to the adjustment of press direction, the design of binder face and addendum as well as the layout of draw beads.
分析冲压方向在拉延工艺中的作用，总结了冲压方向的确定原则，建立并编程实现冲压方向的优化模型。
By analyzing the operation of stamping direction in the drawing process, the principle of determining the stamping direction was concluded.
介绍了汽车车身覆盖件的拉延工艺特点和内容，以及在三维CAD环境下汽车覆盖件的拉延工艺设计制造流程。
In this paper, the characteristics and content of drawing technology and its process flow under three-dimension CAD conditions are presented.
覆盖件拉延工艺的设计一般包括以下内容：翻边展开、拉深方向选择、坯料估算、工艺补充面的搭建、压料面的添加以及拉深筋的布置等等。
The design of auto-body forming process commonly includes edge un-wrapping, choice of drawing direction, roughcast reckoning, design of addendum, adding the binder surface and setting the draw bead.
对CA151型汽车制动鼓挡油盘拉延成型工艺进行了探讨。
Drawing process for shaping the brake drum oil shield of truck CA151 has been deliberated.
采用一次拉延成型，并在其底部预冲工艺孔，可控制径向应力的大小。
The drawing process for producing the part is completed in one operation, and a hole for machining use is pre-punched to control the magnitude of radial stress.
行李箱盖外板冲压拉延成形的工艺参数优化是一个多因素多目标问题，针对该问题的特点，采用本文的稳健优化设计方法。
The parameters optimization of the stamping drawing process of the outer panel of trunk lid is a multifactor and multiobjective problem. The robust optimal design was adopted for this characteristic.
通过极限拉伸比试验，研究了轧制、退火、拉伸温度、拉伸速度、拉延间隙以及压边力等工艺因素对镁合金板材成形性能的影响。
Through the limiting drawing ratio tests, the influences of rolling, annealing, blank holder force, drawing gap, drawing temperature and speed on the forming performance were investigated.
通过对成形的比较，在保证产品质量的情况下，通过对拉延筋和工艺切口的设置，以ST14钢来代替价格高的ST16钢，以降低生产成本，以供更好工业生产。
Then, on the occasion of guaranteeing product quality, we can use ST14 steel in stead of ST16 steel whose price is higher in order to reduce the production cost for better industrial production.
通过事例检索，设定了工艺补充面形状、拉延筋排布位置以及冲压方向等工艺参数；
The complementary surface is built through the method of index of similar event , the position of draw bead and stamping direction and others process parameters are made certain at the same time.
首先建立零件的拉延模型，从冲压方向、工艺补充面、压料面、坯料初始形状等方面进行设计分析。
Firstly, the stamping model of the part is built, and the design is focused on drawing direction, shape of addendum and blank-holder surface, initial shape of blank, and so on.
依据理想形变理论，研究开发了冲压成形过程模拟的有限元逆算法，并考虑了成形中的压边力，拉延筋等工艺条件，实现了计算机程序。
Based on ideal deformation theory, the authors developed a finite element inverse approach for sheet metal forming process simulation, and the computer program was implemented.
通过极限拉伸比试验，研究了轧制、退火、拉伸温度、拉伸速度、拉延间隙以及压边力等工艺因素对镁合金板材成形性能的影响。
The geometric characteristics and factors influencing on it for the cone shell in the process of the deep drawing are discussed.
应用三维CAD软件对工艺补充部分进行了优化设计，并建立了横梁拉延成形模拟的有限元模型。
The supplement surface was optimized by 3-D CAD software, and the finite element model for drawing simulation of the crossbeam was established.
应用三维CAD软件对工艺补充部分进行了优化设计，并建立了横梁拉延成形模拟的有限元模型。
The supplement surface was optimized by 3-D CAD software, and the finite element model for drawing simulation of the crossbeam was established.
应用推荐