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摘要：
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采用复合缩径—胀形工艺成形汽车用波形套。该方法工艺新颖 ,模具简单 ,生产效率高。实验研究表明管坯缩径—胀形复合成形时 ,变形区内质点应力状态好 ,应变分布合理
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In this paper, the automobile corrugated sleeve is deformed by combined necking\|bulging technology. The method is with new technology, simple die and high production efficiency. The Experimental research makes clear that the stress\|state is good, and the strain distribution is reasonable, when the tube blank deformed by the combined necking\|bulging technology
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基金项目：
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作者简介：
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参考文献：
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1 张洪欣汽车设计北京:机械工业出版社,1998:126～127
2 王同海管材塑性加工技术北京:机械工业出版社,1998:91～93
3 俞汉清,陈金德金属塑性成形原理北京:机械工业出版社,1999:122～129
4 王仲仁,苑世剑,胡连喜弹性与塑性力学基础哈尔滨:哈尔滨工业大学出版社,1997:104～108
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