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- A STUDY ON CONTACT PROBLEM OF PLASTIC METAL FORMING WITH FINITE ELEMENT METHOD 有限元法处理金属塑性成型过程的接触问题
- plastic metal forming 塑性变形
- Yangming Precision Of Plastic Metal Electronic Co. 扬明精密塑胶五金电子有限公司。
- Changzhi Metal Forming Machine Works. 长治锻压机床厂。
- LiaoYang Metal Forming Machine Tool Co., Ltd. 辽阳锻压机床股份有限公司。
- Plastic unstability induced by localized necking in sheet metal forming process and forming limit analysis are reviewed. 简要地评述了金属薄板成型工艺中局部化颈缩引起的塑性失稳机制和成型极限分析的成果;
- Pressing sheet metal forming, its substrate should be crack. 压型金属板成型后,其基板不应有裂纹。
- Shanghai ShunBao Telecommunication Facility Factory, Producing or processing all kinds of precise sheet metal forming, stamping, plastic and commence business with die assembly. 上海顺宝电信设备厂，承接生产加工各种类型的精密钣金件、冲压件、塑料制品件及模具开发业务。
- By introducing rigid plastic constitution relationship, the numerical manifold method (NMM)analyzing system for simulating the metal forming process is put forward. 通过引进刚塑性本构关系,建立了金属成形过程的数值流形方法的分析体系,并研究了金属成形过程模拟中的网格重分问题。
- The development trends of plastic metallization were pointed out. 指出了塑料金属化今后的发展趋势。
- Dieless drawing is a new development metal forming technique in recent yeare. 无模拉伸是近年来新开发的一种金属成形工艺。
- The results show that: the specimens with metal silicon or aluminum powder become denser because the plastic metal powder contributes to filling the space. 结果表明:在纯碳化硅材料中分别加入硅、铝粉之后,由于金属的延展性,在成型过程中有利的填充了碳化硅颗粒间的空隙,使得干坯更加致密。
- Abstract: In this article, the reason how the friction produces in the process of metal forming was analyzed, and the friction was thought to be mainly caused by the plastic flow of metal in the pits of tool surface. 文摘:本文从微观入手对金属压力成型过程中摩擦的形成原因进行了分析，认为摩擦主要是由于被压入工具表面凹坑金属的塑性流动所引起的。
- Abstract: When plastic FEM is used to numerically simulate the process of sheet metal forming, handling of dynamic contact interface conditions between the workpiece and its dies is needed to obtain credible computational results. 文摘:采用塑性有限元法对金属板料成形过程进行数值模拟时，为获得可信的计算结果，需要对工件与模具间动态接触边界条件进行处理。
- In this article, the reason how the friction produces in the process of metal forming was analyzed, and the friction was thought to be mainly caused by the plastic flow of metal in the pits of tool surface. 本文从微观入手对金属压力成型过程中摩擦的形成原因进行了分析，认为摩擦主要是由于被压入工具表面凹坑金属的塑性流动所引起的。
- When plastic FEM is used to numerically simulate the process of sheet metal forming, handling of dynamic contact interface conditions between the workpiece and its dies is needed to obtain credible computational results. 采用塑性有限元法对金属板料成形过程进行数值模拟时，为获得可信的计算结果，需要对工件与模具间动态接触边界条件进行处理。
- By introducing rigid plastic constitution relationship, the numerical manifold method (NMM)analyzing system for simulating the metal forming process is put forward. The remeshing problem for simulating the metal forming process is also studied. 通过引进刚塑性本构关系,建立了金属成形过程的数值流形方法的分析体系,并研究了金属成形过程模拟中的网格重分问题。
- Moog has a molding machine for plastic, metal forming, textile machinery, unique solutions, performance excellence, is to deal with the challenges in various fields of an ideal choice. 穆格拥有针对塑料成型机械、金属成型、纺织机械，独一无二的解决方案，性能卓越，是应对各领域挑战的理想选择。
- The essential theory about chip deformation and curls in metal cutting is discussed, the formation mechanics of different chip types between plastic metal and fragile metal is analyzed, and the basic principles of chip shape control are presented. 论述了金属切削过程中切屑变形与卷曲的基本原理 ,分析了塑性金属与脆性金属切屑的不同形成机理 ,提出了控制切屑形状的基本原则
- An optimization method for preform die shape in non-isothermal metal forming using plastic finite element method, sensitivity analysis and engineering optimization algorithm is presented. 采用塑性有限元、灵敏度分析和工程优化算法相结合的方法,对非等温成形过程中预锻模具形状进行了优化设计。
