| 齿面弧形裂纹分析 |
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| 引用本文： | 冯文改,许海健.齿面弧形裂纹分析[J].理化检验(物理分册),2009,45(1):37-38. |
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| 作者姓名： | 冯文改 许海健 |
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| 作者单位： | 太原重型机械集团公司,太原,030024
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| 摘 要： | 通过化学成分分析、硬度试验、宏观和微观检验等方法，对减速机齿轮齿面弧形裂纹的产生原因进行了分析。结果表明：该裂纹属于磨削裂纹，磨削工艺不当是裂纹产生的直接原因。热处理工艺不当也增加了齿轮磨裂的可能性。因此，在磨削工艺及热处理工艺方面提出了改进措施。
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| 关 键 词： | 齿轮 弧形裂纹 渗碳淬火 磨削 |
Analysis of Arc Crack on Gear Surface |
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| FENG Wen-gai,XU Hai-jian.Analysis of Arc Crack on Gear Surface[J].Physical Testing and Chemical Analysis Part A:Physical Testing,2009,45(1):37-38. |
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| Authors: | FENG Wen-gai XU Hai-jian |
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| Affiliation: | Taiyuan Heavy Industry Co.Ltd.;Taiyuan 030024;China |
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| Abstract: | The reason of arc crack on retarder gear surface was analyzed by means of chemical composition analysis,hardness testing,macrostructure and microstructure examination.The results showed that the mill cracks were produced by improper technology.And the probability of gear cracking was increased by heat treatment misoperation.So the improvement measures on the technology were put forward. |
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| Keywords: | gear arc crack cementite quenching mill |
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