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摘要：
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通过理论和实验研究,分析了油管局部镦锻的变形特点,并针对Φ88.9×6.45这种油管,在考虑镦锻设备和保证锻件质量的前提下,制定了该油管的镦锻工艺,并设计了相应的模具。
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Through the theoretical and experimental study,we analyze the deformation character of the end upsetting.On the basis of considering the forging equipment and ensuring the quality of the oil tube,we determine the upsetting processes of the Φ88.9×6.45 oil tube and design the corresponding die.
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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]张志文.锻压工艺学[M].北京:机械工业出版社,1988.
[2]程俊伟,黄早文,俞彦勤.加厚油管镦锻试验研究[J].锻压机械,2001,(4):42.
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