The space crack arresting in metal die has been conducted on a new super-density pulse current generator model ZL-2 designed by author.
自主设计了改进型ZL - 2超强脉冲电流发生装置，采用它实现了金属模具试件中裂纹的电磁热止裂。
The system uses associated design idea in order to realize input of flanging die model parameter and harmonious unification of structure redesign.
采用关联设计思想，实现翻边模模型参数的输入与结构再设计的和谐统一。
The mathematics model of multiobjective optimum combination, good algorithms and CAD system for strip layout of multistep progressive die are given in this paper.
提出了多工位级进模工步设计的多目标最优化组合的数学模型、通用算法以及建立其CAD系统的实现方法。
Was not locked up in role model and synchronism piece, the problem that won't appear to be caused by them so, die for instance lock, serious missing newer issue.
角色模型中没有锁和同步块，所以不会出现由它们引发的问题，比如死锁、严重的丢失更新问题。
In this paper, the sis epidemic model with stage structure consisting immature and mature is considered. The threshold is founded which the epidemic will become endemic or die out.
讨论了具有阶段结构的SIS传染病模型，给出了传染病最终消除和成为地方病的阈值。
This model can be used for guiding production practices and optimizing the cutting parameters while laser cutting die-boards is using in packaging and printing industry.
在激光切割模切板的工业应用中，该模型可用于指导生产实践，优化切割工艺参数。
The system uses intelligential design principle on the base of the modern typical flanging die production and parameter technique in order to realize original model of automobile flanging hardware.
基于现代典型翻边模产品智能化设计的理念，系统采用参数化技术，实现汽车翻边件初始模型特征的提取。
So it adopt cubic spline function to structure die cavity outline in this article, the model points may be surveyed on die cavity surface.
因此，这里采用三次样条函数拟合曲线构造模具型腔廓线，其型值点由已有模具型腔测得。
This paper presents a new method which uses the mixed-unit model and optimizes the global velocity field in the visualization research of die forging process.
在模锻过程可视化研究中，提出采用混合单元模型及整体优化变形速度场的方法对模锻过程进行上限元法模拟。
The FEM software ANSYS was employed to analyse and simulate the flow velocity in L shape sheet extruder die based on a three dimensional model.
利用大型有限元计算软件ANSYS进行以三维模型为基础的L型机头内部流动速度分析和模拟研究。
The key issues in stamping die design using CBR, including case memory, case index and case retrieval are examined in this paper and a model for case based stamping die design is proposed.
本文提出了一个基于事例的冲模设计过程模型，并讨论了事例库的组织、索引和检索等关键技术。
Transferring the extrusion die emulation into the general graphic one, this paper describes the graphic emulation model and its implementation of extruding process for plastic extrusion die in detail.
通过挤出模的仿真抽象概括成一般的图形仿真方法，即模型的建立和图形实现。并就这两方面详细地作了阐述，描绘，以期达到推广应用图形仿真这一新技术的目的。
This new processing and die technology can be used for all frame beams in series model vehicle products.
新工艺及其模具技术可应用于所有系列化车型产品的车架大梁上。
In order to acquire the local bending spring-back accuracy of sheet metal strip of a progressive die design, the thesis aims to build ironing depth simulation model in a bending deformation zone.
为解决级进模具使用的带料上的局部折弯回弹的精度问题，本文建立了折弯变形区的过压量模拟模型。
In contrasting the results of simulation and experiments, it is clear that both the fine warm forging process and the die design are feasible, and the numerical simulation model is also correct.
模拟与实验结果表明，闭式温精锻工艺与模具设计合理，数值模拟分析准确。
Besides, based on experimental results, the adaptability of present element model on size of the die-corner in tools is also analyzed.
同时，结合实验研究了此类单元对工具弯曲圆角大小的适应性。
By establishing the mathematical model of motion curve combination, this paper discusses the combination methods of parallel-indexing-cam curves in paper-feeding mechanism of die-cutting machine.
通过建立拼接运动规律的数学模型，论述了模切机输纸机构中平行分度凸轮运动规律的拼接方法。
The virtual prototype model of indexing cam-roller chain drive system of die-cutting machine is constructed in the computer environment based on multi-body dynamics theory.
应用多体动力学理论，建立了包含分度凸轮-链系统的模切机步进系统虚拟样机模型。
The utility model relates to a die train which is characterized in that the undercarriage is provided at least two layers of dies and each layer of dies are provided a pressing die board.
本实用新型涉及一种模具车，其特征在于在底盘上设有至少二层模具，每层模具上均设有压模板。
The utility model relates to a horizontal reinforced bar welding die. The utility model is especially suitable for the connection of reinforced bars with large diameter in construction engineering.
本实用新型涉及到一种水平向钢筋焊接模具，尤其适用于建筑工程中的粗直径钢筋连接。
The utility model has the advantages that: the foam cutting die has very low processing cost, and the process precision of the foam cutting die of the novel structure is easier in control.
本实用新型的有益效果在于：泡棉刀模加工成本非常低廉，而且新型结构的泡棉刀模的加工精度较容易掌控。
The utility model belongs to the casting die technical field, in particular to a casting mould for auto front spring and rear bracket.
本实用新型属于铸造模具的技术领域，特别涉及一种汽车前簧后支架铸造模具。
The utility model discloses a flanging die of a shaft sleeve with an opening and thin walls, which is used in the flanging process of fitting parts such as shaft sleeves with openings and thin walls.
本实用新型公开了一种开口薄壁轴套的翻边模，用于开口薄壁轴套类零件进行翻边的加工。
In addition, since the geometry of the flow channel in a spiral mandrel die is quite complex, it is difficult to create the FEM model of the flow channel by those ordinary ways.
此外，由于螺旋式管机头流道的复杂性以及畸形性，用通常方法很难建立起该流道的有限元模型。
Our company is an expert in development and production of die-casted metal aircraft model.
本厂专业生产锌合金飞机模型和塑胶飞机模型。欢迎来样生产欢迎批发。
Our company is an expert in development and production of die-casted metal aircraft model.
本厂专业生产锌合金飞机模型和塑胶飞机模型。欢迎来样生产欢迎批发。
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