This paper introduces cold heading and combined forming process of extrusion and punching for gear cluster, a key part of automotive gearbox.
介绍了汽车变速箱中的一个关键零部件—双联主动齿轮的冷态镦粗、挤压及冲孔的复合成型工艺。
One of the key factors to effect the punching accuracy of multiple-station progressive die is the constitution and structure design of its positioning system.
影响多工位连续模冲压精度的关键因素之一是其定位系统的构成及其结构设计。
A drawing process for sealing cover of automobile connecting rod and a method of chamfering by punching were analyzed. The die structures designed for the key procedures were introduced.
分析了汽车连杆油封盖拉伸工艺及用冲压成形完成倒角的方法，介绍了关键工位的模具结构。
The decomposing process of punching, layout, die structure, work principle and design of key part of die are introduced.
介绍了冲压工艺分解过程、排样图、模具结构、工作原理以及模具关键零部件的设计。
The key of improving punching accuracy and utilization ratio of material will be proper selection and design of positioning system and devices of feeding of punching die.
正确选择与合理设计冲模送进条(带)料及半成品的定位机构与装置是提高冲压精度和材料利用率的关键环节。
The key points in designing a two operating position punching and trimming die for shaping an automotive little leaf spring were discussed.
介绍了某车型片簧冲大孔、切边双工位模具设计要点及注意事项。
The key points in designing a two operating position punching and trimming die for shaping an automotive little leaf spring were discussed.
介绍了某车型片簧冲大孔、切边双工位模具设计要点及注意事项。
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