| 石英砂的相变与换向器套筒铸件变形 |
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| 引用本文： | 彭发云.石英砂的相变与换向器套筒铸件变形[J].铸造设备研究,2004(2):30-31. |
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| 作者姓名： | 彭发云 |
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| 作者单位： | 株洲电力机车厂 湖南株洲 412001 |
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| 摘 要： | 针对用呋喃树脂砂工艺生产牵引电机换向器套筒出现变形、裂纹等铸造缺陷,从分散热量入手,后用石英砂的相变理论改变造型材料解决生产难题.
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| 关 键 词： | 石英相变 分散热量 铸件变形 |
| 文章编号： | 1004-6178(2004)02-0030-02 |
| 修稿时间： | 2003年11月29 |
Phase-change of the Quartz Sand and Distortion of the Commutator Bush |
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| PENG Fa-yun.Phase-change of the Quartz Sand and Distortion of the Commutator Bush[J].Research Studies On Foundry Equipment,2004(2):30-31. |
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| Authors: | PENG Fa-yun |
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| Abstract: | In this paper,the casting defects such as crack,distortion in the commutator bush,used furan resin sand process,was introduced.By using dispersing heat theory and quartz sand phase-change theory to change the foundry mold material,the producing problem was settled. |
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| Keywords: | phase-change of the quartz sand heat dispersing casting distortion |
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