The Research for Drawing Process Optimization of High-speed Railway's Track Template 高速铁路承轨台模板拉深成形工艺优化研究
Research on Drawing Process and Structure and Properties of Mg-Zn-Mn-Y Magnesium Alloy Mg-Zn-Mn-Y镁合金拉拔工艺及组织性能的研究
The influence of the equivalent drawbead model to springback prediction is studied based on the drawbead test, the simulation of drawbead test and the simulation of deep drawing process. 结合拉延筋试验、拉延筋试验的仿真以及拉深的仿真,研究了等效拉延筋模型对回弹预测结果的影响。
True color display device can simulate a palette by mapping all color during the drawing process. 真彩色的显示设备可以通过在绘制时映射所有的颜色来模拟一个调色板。
This vehicle is in perspective, so we made some basic construction lines to aid in the drawing process. 战车是呈透视的,所以我们画一些基本结构线来辅助绘画。
According the characteristics of the bearing cover with small fillet and multi-ladder, carried on the computation to drawing process, established drawing process plan. 针对多阶梯轴承盖具有的多阶梯、小圆角结构,对其拉伸工艺进行了计算,制订了工艺方案。
Through the analysis and calculation of the drawing process of the front cover of the brake cylinder, the technological method for drawing the taper part was introduced. 通过对制动缸前盖拉伸成形的工艺分析和计算,介绍了锥形件拉伸的工艺方法,并用数值模拟技术对结果进行分析、预测,模具一次调试成。
In high speed drawing process, the pressure gradient of coating in die determines the magnitude of centering force and the concentricity of coating layers. 高速拉丝过程中,模具中涂料的压力梯度决定了对中作用力和光纤涂层同心度的大小。
Research on Drawing Process of Pure Magnesium Wire and Corrosion Behavior in Simulated Body Fluid 纯镁丝材拉拔工艺及在模拟体液中的腐蚀行为研究
When open-air is transferred to underground mining, the backfilling of waste rock layer has a certain impact on ore loss and dilution in the ore drawing process. 露天转地下开采,回填废石层在放矿过程中对矿石的损失和贫化有一定的影响。
Wire breaking appears owing to unsuitable drawing process parameters when SWRH82B wire rod is drawn. SWRH82B线材在拉拔时由于拉拔工艺参数不当出现断丝。
According to mechanical speed ratio and drawing process, the suitable speed signal transfer program is established. 根据机械速比、拉拔工艺确立合适的速度信号传递方案。
Multi-stage Drawing Process of Deep Tube Part Based on Numerical Simulation Analysis and Experimental Study 基于数值模拟的深筒形件多次拉深工艺与实验研究
The simulation predictions of temperature field offer some references for the selection of anti-friction material and design of drawing process and die. 对坯料及模具温度场的仿真预测为润滑剂的选取、拉拔工艺及模具设计提供了依据。
These functions are clearly separated from the drawing process by goals and motivations. 从用户的角度看,这些功能明显地在目标和动机上独立于画图程序。
Analysis and optimization of drawing process for interior car door panel 汽车门内板拉深成形工艺分析与优化
Orthogonal design and least squares wavelet support vector machine are integrated to optimize the technological parameters of hydro-mechanical deep drawing process using FEM. 在有限元模拟基础上,采用正交设计与最小二乘小波支持向量机对充液拉深过程参数优化进行了研究。
The touch boundary and touch-stress distribution during drawing process also were analyzed. 最后得到了拉拔过程中的接触边界分布和接触应力分布规律。
A finite element model for drawing process of high carbon wire with inner micro-defects was built. 介绍了高碳钢盘条的显微组织及其常见的与热轧工艺、冷拉拔工艺等生产过程相关的组织缺陷。
Making use of "pithy formula law" and "induction" can facilitate drawing process improve the drawing speed and the drawing accuracy, and can also improve students interest and efficiency in studying. 学会利用“口诀法”和“归纳法”画内力图能简化作图过程,提高作图的速度和作图的准确性,也能提高学生的学习兴趣和学习效率。
This paper shows that drawing process should be accurately controlled so as to ensure the performance accordance optical fiber. 提出在拉制光纤时必须严格控制工艺,确保光纤性能一致性。
Study on loading curve of variable blank holding force in sheet metal drawing process 薄板拉延过程中变压边力加载曲线的研究
To study the mechanism of production and regularities of distribution for residual stress in pipe drawing with fixed mandrel, the drawing process was investigated by elastic-plastic FEM. 为了研究固定短芯棒拔管残余应力的产生机理和分布规律,采用弹塑性有限元法模拟拉拔过程,讨论模具形状参数、拉拔变形参数、摩擦条件对残余应力的影响。
It manages drawing process, event dispatching and component layout totally by itself. 它完全由自己管理画图处理,事件分发和组件布局。
Braking Shell First Drawing Process Simulation Based on DYNAFORM and Die Design 基于DYNAFORM制动壳体件首次拉深成形仿真及模具设计
In drawing process draft should be set rationally to resolve winding, blocking and static electricity et al problems. 并条合理配置牵伸,解决好缠、绕、堵和静电问题;
A plastic finite element model was established on the drawing process of copper tubes. 建立了铜管流动芯头拉拔过程的弹塑性有限元模型。
Effect Analysis of Cutting Time on Drawing Process 工艺切口时间对拉延成形的影响分析
The effect of drawing process to the properties of UHMW PET was studied in this paper. 研究了超高分子质量聚酯(UHMWPET)纤维的一级牵伸工艺条件对纤维结构性能的影响。