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摘要：
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用能量法推导了单动拉深液压机的两种压边方式即传统液压垫压边方式和液压垫—补偿缸压边方式的能量损耗表达式,以此为基础对两种压边方式产生的能量损失进行比较,结果表明后者远小于前者。
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This paper presents the expressions of energy consumption in two types of blank holding: the conventional hydraulic cushion and cushion-compensating cylinder in single-action deep-drawing hydraulic press,and shows through comparison that the energy consumption in the latter one is far less than that in the former one.
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基金项目：
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河北省自然科学基金资助项目(503292)
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作者简介：
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参考文献：
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[1]Klause Sieget.New Concept for HydraulicProduction Presses[C].Papers of the International Conference“New Develop-ment in Sheet Metal Forming”,Germany,2000.
[2]王春行.液压伺服控制系统[M].北京:机械工业出版社,1978.
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