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叙述了管材胀形加工原理,对自行车中接头进行了工艺分析、计算胀形变形程度及管坯长度尺寸,设计了中接头轴向压缩聚氨酯橡胶胀形模结构,计算了中接头轴向压缩的成形压力。
The bulging processing principle of the pipe is described. The technical analysis of the joint in the bicycle is carried out. The degree of bulging deformation and the length of the tube blank are calculated. The bulging die structure of the axially compressed polyurethane rubber in the middle joint is designed. Forming pressure.