为了解决这些应用中的问题，本文对国产板和日本板进行了冲压成形性能和工艺性的对比试验研究。
In order to solve these problems in application, using domestic and Japanese sheet, the paper studies the performance and process of stamping by comparative test.
在对模拟成形件进行成形特征分析的基础上，研究了特定成形方式下材料参数对冲压成形性的影响规律。
On the basis of analysis of the forming characteristics of rectangular cup, the influence of material parameters on formability under certain forming mode has been studied.
分析了小圆角圆筒件的成形工艺性，利用成本较低、塑性较差的角料，采用一次冲压工序完成二次拉伸的复合模。
Adopting once punching process and using fewer cost and worse plasticity leftover material finish twice drawing of compound die.
考虑到装配、制件表面质量、加工成本等因素，重点论述了如何借助CAE平台实现对冲压工艺方案的可行性评估，从而在多个成形工艺方案中选择一条优化的工艺路线。
AS the first stamping process(drawing) reflects the idea of a whole procedure, a proper route aided by CAE evaluation of a drawing die has been discussed in detail in this paper too.
该系列为通用性较广的冲压设备，主要用于大型金属薄板的拉伸、弯曲、挤压、成形等冷冲压。
This series machines are of general purpose presses, can be used for large sheet metal drawing, bending extrusion, forming and cold punching etc, .
板材冲压成形智能化是一项涉及控制科学、计算机科学和板材塑性成形理论等领域的综合性新技术。
The intelligent sheet metal press forming is a new combined technology which is concerned with control science and computer science and sheet metal forming theory.
介绍了一步法在板料冲压中的应用及其基本原理，并用该法对零件成形性进行预测。
The application in sheet stamping , basic principle of one- step and its advantages compared with incremental method simulation are introduced . It has finished prediction of part formability .
讨论了TRB在车身制造中需要解决的覆盖件模具设计、冲压成形过程中的变形、材料流动性和板料回弹等关键问题。
Some key problems to be solved in body manufacture for TRBs, such as design of exterior panel dies, deformation during stamping, flow characteristic of material and resilience, etc. 8are dis - cussed.
可想而知，背门外板的冲压成形工艺性极差。DCAC分别和西班牙公司和模具制造中心对背门外板分别就模具制造及试制模签订合同。
DCAC made contracts with MATRICI company (Spain) and Baoma company (Chengdu, China) respectively on dies making and the drawing testing die for the trunk cover.
可想而知，背门外板的冲压成形工艺性极差。DCAC分别和西班牙公司和模具制造中心对背门外板分别就模具制造及试制模签订合同。
DCAC made contracts with MATRICI company (Spain) and Baoma company (Chengdu, China) respectively on dies making and the drawing testing die for the trunk cover.
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