| 带缺口筒形件毛坯展开的数值模拟分析 |
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| 引用本文： | 陈为国.带缺口筒形件毛坯展开的数值模拟分析[J].工具技术,2009,43(6):80-83. |
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| 作者姓名： | 陈为国 |
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| 作者单位： | 南昌航空大学 |
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| 摘 要： | 以一个带铂格矩形缺口的圆筒形拉深件为对象，分析了其成形规律和毛坯展开件形状和尺寸的特点，并用有限元分析软件DYNAFORM-PC对其成形过程进行了数值分析。模拟过程更直观地再现了该零件的冲压成形过程。模拟结果与试模样件基本一致，表明用数值模拟的方法确定大型、复杂冲件的毛坯较试模方法确定毛坯有着明显的优越性。
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| 关 键 词： | 带缺口筒形件 拉深 坯料展开 数值模拟 |
Numerical Simulation Analysis on Blank Shape and Size of Cylindrical Cups with Notch |
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| Chen Weiguo.Numerical Simulation Analysis on Blank Shape and Size of Cylindrical Cups with Notch[J].Tool Engineering(The Magazine for Cutting & Measuring Engineering),2009,43(6):80-83. |
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| Authors: | Chen Weiguo |
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| Affiliation: | Chen Weiguo(School of Aerospace and Mechanical, Nanchang Hangkong University, Nanchang, Jiangxi 330034, China) |
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| Abstract: | With a cylindrical cups withfour notch as a research object ,the forming regularity,the blank shape and size are analyzed·The numerical simulationforming processes withthe Dynaform-PCsoftware are made·The results of numerable simulation calculation have good agreement withthe real part·Inthe same time ,forming processes of the part are virtually appeared in the screen again·Results of numerical simulationresearchindicatesthatthis method have many obvious advantagesfor blankshape and size of large ,complicated drawing deformation part· |
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| Keywords: | cylindrical cups with notch drawing blank shape and size numerical simulation |
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