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| MT-3缓冲器中心楔块工艺开发 |
| Process of MT-3 Draft Gear Center Wedge |
| Received:June 13, 2009 Revised:September 10, 2009 |
| DOI： |
| 中文关键词: 叉型锻件 高筋薄壁 数值模拟 |
| 英文关键词: fork-type forgings thin walls and high ribs numerical simulation |
| 基金项目: |
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| 中文摘要: |
| 分析了MT-3缓冲器中心楔块的结构和工艺，介绍了叉型锻件的制坯和对高筋薄壁结构锻件的预锻结构的优化。阐述了利用DEFORM三维模拟软件，对中心楔块锻造成形的全过程数值模拟仿真和模拟锻件成形情况。 |
| 英文摘要: |
| This article analyzes the structure and process of MT-3 draft gear center wedge, deals with the blank-making of fork-type forgings and optimization of the pre-forging structure of forgings with thin walls and high ribs. Meanwhile this article introduces the numerical simulation of the forging process of the center wedge by DEFORM software. |
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