级进模工步排样是级进模设计的核心，理论上属NP完全问题。
Strip layout is the key procedure in progressive die design, it is known as a NP hard problem.
对类似厚材料小半径卷圆零件的多工位级进模设计有一定的参考价值。
There was some reference value to similar parts with big thickness and litter bending radius.
分析了零件的特点，介绍了级进模设计要点，总体设计结构和排样方案。
Parts characters are analyzed, as well as, the critical progressive die design points, general design structure and layout program are introduced.
工步排样是级进模设计的核心，智能化工步排样是冲模设计专家系统的主要研究内容。
Strip layout is the kernel in progressive die design and intelligent strip layout is the main con tent of stamping die expert system.
实践证明，模具设计结构可靠，能保证产品质量，并能应用于同类产品的级进模设计。
Practices show that the die structure is reliable and can ensure the product quality, and may be applied to the design of the progressive dies for the similar parts.
实践证明，模具结构合理、可靠，能保证产品质量，对此类零件的级进模设计有参考价值。
Practices show that the die structure is reasonable and reliable, and can ensure the product quality. The design has reference value to the design of the progressive dies for similar parts.
实践证明：该模具结构可靠，能保证产品质量，对此类零件的级进模设计有重要参考价值。
Practice shows that the die structure is clear and reliable and can ensure the product quality. The design is an important reference to the kind of parts.
实践证明，该模具结构可靠，能保证产品质量，对此类零件的级进模设计有重要参考价值。
Practices show that the die structure is reliable and can ensure the product quality. It has important reference value to the design of the progressive dies for this kind of parts.
在带有拉深工步的级进模设计中，用数值模拟技术对其拉深工步进行工艺分析是非常重要的。
Processing analysis by numerical simulation(NS) of deep drawing step in progressive die(DDSPD) quickly and accurately was very important.
将并行工程思想应用于级进模设计，是提高级进模设计效率、降低设计开发成本的有效手段。
It's an effective methods to raise the efficiency of progressive die design and decrease the development costs implementing concurrent engineering in progressive die design.
实践证明，该模具结构合理、可靠、稳定，能保证产品质量，对此类零件的级进模设计有参考价值。
Proved by practice, the die's structure is feasible, reliable, stable, can ensure the products quality, and has reference value for this kind of parts progressive die design.
通过此零件多工位级进模设计的具体案例，分析工艺设计要点，详细阐述接地插脚模具的工作原理。
By a specific instance of multi-working position progressive die design for this part, critical process design points are analyzed, and the working principle of grounding pin die is stated in detail.
这次设计的课题是推板多工位级进模设计，多工位进模设计是一种高效率，长寿命，高精度的模具。
The design of the topic is on board design of Multi-position into the mold. Design of Multi-position into the mold is an efficient longevity and high precision tool.
实践证明，该模具结构合理、可靠、稳定，能保证产品质量，对此类零件的级进模设计有参考价值。
Proved by practice, the die's structure is feasible, reliable, stable, can ensure the products quality, and has reference value for this kind of parts progre…
介绍了六角形工件少废料级进模设计中的排样设计、自动送料、模具结构及模具主要零部件设计等要点。
The layout design and the automatic feeding system of the few-scrap progressive die for hexagonal parts were introduced. And the die structure and the design of the main parts of the die were stated.
实践证明：该模具结构详细、清晰、可靠，并能保证产品质量，对此类零件的级进模设计有重要参考价值。
It shows that the die structure is careful, reliable and can ensure the product quality. The design is important reference to the kind of parts.
根据级进模设计的特点，建立了由产品特征模型、冲压工艺特征模型和模具结构特征模型组成的级进模集成信息模型。
And it presents an integrated information model for progressive dies that is composed of product feature model, stamping process feature model and die design feature model.
针对U形接触片的技术要求，确定了合理的冲压工艺方案，阐述了该多工位级进模设计要点，产品质量达到设计要求。
A reasonable stamping process scheme has been determined according to the technical requirement of the U-shaped contact plates.
针对压力臂的技术要求，确定了合理的排样方案，阐述了该级进模设计特点及要点，同时，还介绍了两种扭曲成形装置，可供类似多工位级进模的设计、制造作参考。
And meanwhile, two kinds of twisting formation devices are introduced, which could serve as a reference for the design and manufacture of similar multi-position progressive dies.
针对电极罩的结构及生产设备的实际情况，设计了实用的多工位级进模。
With the construction of the electrode cover and the actual circumstance of the production equipmentses, practical the Multi-Position progressive die was designed.
通过对插座连接焊片结构特点的分析，确定该冲压件的排样方案，设计了一副级进模。介绍了主要工作零件及模具总装结构设计。
Through analysis of structure of the socket weld connection pieces, determined the layout project, designed a progressive die. Introduced the design points of main parts and die structure.
分析了摇臂件的冲压工艺性，介绍了其级进模总体结构及排样设计方案。
The manufacturability of stamping for the rock arm was analyzed. The general structure and the stock layout design proposal of the progressive die were introduced.
分析了转换推杆零件的冲压工艺，介绍了带料排样方案及级进模模具结构设计。
The pressing process of transforming throwout lever is analyzed, Layout of multi-position progressive and die structure are introduced.
针对批量小、材料薄的小型产品，考虑到尽量低的模具成本，设计出一副简单的级进冲裁模。
Aimed at small products with small batch and thin material, considering to lower die costs, a pair of simple progressive punching die is designed.
介绍了摆动连杆的冲压工艺分析过程、载体的合理选择、带料排样方案的确定及级进模模具的总装结构设计。
Introduced the pressing technology analysis, the carrier choosing, layout designing and structure design of the progressive die for the swinging connecting rod.
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。
The mathematics model of multiobjective optimum combination, good algorithms and CAD system for strip layout of multistep progressive die are given in this paper.
通过对转角拉扣五金零件的工艺分析，设计了一款切折弯曲落料级进模，同时对模具工作过程作了介绍。
Through analyzing the forming process of the comer pull buckle part, designed a cutting-bending-blanking progressive die. And introduced die working principle.
分析了引线框的冲压工艺性，设计出了多工位级进模。并详细介绍了模具设计制造的技术要领。
The punching process of the lead frame was analyzed, the multi-position progressive die was designed. and the technology points of die design and manufacture were introduced in detail.
分析了引线框的冲压工艺性，设计出了多工位级进模。
The punching process of the lead frame was analyzed, the multi-position progressive die was designed.
分析了引线框的冲压工艺性，设计出了多工位级进模。
The punching process of the lead frame was analyzed, the multi-position progressive die was designed.
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