模具生产主要以冷冲模为主，技术力量雄厚，设备保障能力强。
Die Die based mainly in the production, strong technical force, a strong ability to protect equipment.
通过对材料冲裁间隙的合理选取，只用一副冲模就实现了对厚度不同的超薄垫圈的生产，且模具结构简单、实用。
Through choosing the blanking clearance of material in reasonable, just by one die blanking the different thickness of very thin gaskets, the die structure was simple and practical.
根据客车侧骨架立柱的结构特点，立柱端部为圆弧结构，采用冲模成型，从而提高骨架立柱的质量及生产效率。
According to the structure characters of the bus frame pillars, the end arc is made by die.
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