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- unfolding sheet metal parts 钣金件展开
- The paper focuses on the technique of machinable features recognition of sheet metal parts in CNC bending process. 摘要研究了钣金数控折弯加工特征信息的识别方法。
- The springback of sheet metal parts has great negative impact on the shape and dimension accuracy. 冲压零件的回弹会严重影响零件的形状和尺寸精度。
- A large deformation elastic plastic FEM model is employed to simulate the stretch flanging of V shaped sheet metal parts. 采用弹塑性大变形有限元方法研究了几何形状和材料参数对“V”型零件翻边的影响;
- For inspecting holes on the sheet metal parts of autobody, a method based on non-contacted and digital image processing techniques is presented. 将非接触测量及图像处理技术用于检测车身钣金件上一些位置和形状精度要求很高的小孔。
- The sheet metal parts of multi-intersected ducts and pipes are widely used in such industries as rock oil, natural gas, electric power, etc. 多通管接头类的钣金件广泛用于石油、天然气、电力等行业。
- Draft sheet metal part drawing for SGE(Shanghai) internal control if customer only provide 3D file or only a weldment print. 绘制铁片图纸;如果客户只提供3D图;或则只提供焊接组件图.
- In process of multi-point forming(MPF) for sheet metal parts,there is shape error between the formed workpiece and the objective model due to springback and positioning error. 在板类件多点成形中,由于板料回弹、工件定位等因素,成形后的工件曲面与目标模型之间存在误差。
- By using program DYNAFORM to simulate the drawing process of the elliptical box-like drawn parts, effect on the formability of sheet metal parts of n and r was studied. 采用DYNAFORM软件通过对椭圆盒的拉深成形过程进行数值模拟，研究了应变硬化化指数n和厚向异性系数，对零件成形性能的影响。
- Sheet metal part cutting stock problem is a kind of Nondeterministic Polynomial Complete problem that cannot be solved exactly by algorithms. 钣金件优化排样问题是在理论上具有最高复杂性的NP完全问题，没有准确的求解算法。
- Using AutoCAD2000 as developmental platform and Sybase as DBMS, the stamping die CAD system of aircraft sheet metal parts is studied based on the developmental software (Visual Lisp and VBA of AutoCAD) and Ashbase (Aircraft sheet metal forming database). 以AutoCAD2 0 0 0软件作为开发平台 ;使用其提供的二次开发工具VisualLisp和VBA ;并以Sybase作为后台数据库管理系统 ;在飞机板金成形数据库Ashbase的基础上 ;结合生产实际 ;研究了飞机板金件冲压模CAD系统 .
- This thesis take process planning as center, study the distributed collaborative design mode of aircraft sheet metal parts engineering design, Aircraft Manufacturing Engineering design platform for Sheet metal parts (AMES) is designed and developed. 本文以钣金件工艺设计为中心，研究钣金件工程设计分布式协同设计模式，设计和开发钣金件工程设计协同平台(AircraftManufacturing Engineering design platform for Sheet metal parts：AMES)。 论文主要研究工作概括为以下几个方面：
- The thickness varies according to the half-apex angle, and the forming limit half-apex angle is the key which NC incremental sheet metal parts forming process succeeds, it relates to the material and thickness of the sheet metal. 变形区厚度的变化与成形半顶角有关，其中，成形极限半顶角是数控渐进成形能否成功的关键，它不仅与材料有关，而且与板料厚度有关。
- Standing on the designing and manufacturing features of sheet metal parts, the author has made an intensive study of the essential theory for developing the sheet metal CAD/CAM system based on the kernel of ACIS and its scheme. 作者基于ACIS实体造型内核与Scheme语言,从钣金零件自身的设计和制造特点出发,对钣金CAD/CAM系统开发基础理论进行了深入研究。
- The predominant failure mode in stamping of sheet metal parts are wrinkling and fracture , in general, these defects may be eliminated by appropriate manipulated the blank holder forces. 起皱和断裂是板料成形过程的主要失效模式,合理控制成形过程中压边力,可以消除这些缺陷,提高成形性能。
- The predominant failure mode in stamping of sheet metal parts are wrinkling and fracture, in general, these defects may be eliminated by appropriate manipulated the blank holder forces. 摘要起皱和断裂是板料成形过程的主要失效模式，合理控制成形过程中压边力，可以消除这些缺陷，提高成形性能。
- JZC has a group of skilled workers and Designers.JZC mostly manufacture clamping tools or hanging arrangements for electroplates, dies for auto accessories, sheet metal parts and hardware parts. 公司拥有一批专业的技术工人和设计开发人员，专业从事生产电子行业电镀夹具、汽车零部件模具、非标准五金件、冲压件、钣金件的开发生产。
- automobile sheet metal parts die 汽车覆盖件模
- irregular shape unbended sheet metal part 不规则形状钣金展开件
- Research on Multi-Point Closed-Loop Forming of 3D Sheet Metal Parts 大型3维板类件多点闭环成形的研究
