| 注塑齿轮及其模具设计 |
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| 引用本文： | 王萍,徐德红. 注塑齿轮及其模具设计[J]. 铸造技术, 2011, 32(6) |
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| 作者姓名： | 王萍 徐德红 |
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| 作者单位： | 中国电子科技集团第39研究所,陕西西安,710065 |
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| 摘 要： | 介绍了塑料齿轮常用材料的特性。分析了塑料齿轮的3种失效形式-断齿、点蚀和热软化。以模数m=3,齿数z=30,齿宽b=20的齿轮为例,研究了该齿轮的注塑模的设计要素及型腔尺寸的计算方法。总结认为,注塑模具宜选择单型腔,设计注塑模具的关键是确定收缩率,计算型腔的工作尺寸。
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| 关 键 词： | 注塑齿轮 模具 型腔尺寸 |
Analysis on Plastic Gear and Design of Injection Mould |
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| WANG Ping,XU De-hong. Analysis on Plastic Gear and Design of Injection Mould[J]. Foundry Technology, 2011, 32(6) |
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| Authors: | WANG Ping XU De-hong |
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| Affiliation: | WANG Ping,XU De-hong(China Electronics Technology Group Corporation No.39 Research Institute,Xi'an,710065,China) |
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| Abstract: | Properties about some plastic gear materials have been presented.Tooth broken,pitting and soften with heat are failure forms of plastic gear.Design elements are researched and cavity dimensions are calculated about a gear,which gear parameter are as flowing: module m=3,the number of teeth z=30,face width b=30. |
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| Keywords: | Plastic gear Mould Cavity dimension |
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