| 楔形螺纹技术及在商用车上的应用 |
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| 引用本文： | 范丽霞,张鹏洲.楔形螺纹技术及在商用车上的应用[J].汽车科技,2011(5):12-15. |
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| 作者姓名： | 范丽霞 张鹏洲 |
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| 作者单位： | 东风汽车有限公司东风商用车技术中心;湖南大学机械与运载工程学院; |
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| 摘 要： | 商用车的工况复杂,振动和高温、支承面塌陷等因素是导致普通螺纹自锁能力减低的主要因素.楔形螺纹可以有效克服普通螺纹的松脱问题.通过分析楔形螺纹的结构与试验数据,指出在恶劣工况下,由于楔形螺纹的每个牙受力均匀,自锁能力保持稳定,是一种新型的不加任何锁紧机构但具有锁紧功能的内螺纹,其防松能力大大高于有效力矩型锁紧螺母,目前楔...
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| 关 键 词： | 楔形螺纹 螺母 商用车 紧固件 |
The Technology of Wedge Thread and Application in Commercial Vehicle |
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| FAN Li-xia ,ZHANG Peng-zhou.The Technology of Wedge Thread and Application in Commercial Vehicle[J].Automobile Science and Technology,2011(5):12-15. |
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| Authors: | FAN Li-xia ZHANG Peng-zhou |
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| Institution: | FAN Li-xia 1,ZHANG Peng-zhou 2(1.Dongfeng Commercial Vehicle Technical Center of DFL,Wuhan 430056,China,2.HNU College of Mechanical and Vehicle Engineering,Changsha 410082,China) |
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| Abstract: | The complex load environment of commercial vehicle such as shaking,high temperature and collapse of the bearing surface is the main factor which reducing the locking performance of common thread.This paper presents the technology principle and application cases about wedge thread against looseness.The performance in locking is much better than common threads.Wedge thread is widely used in commercial vehicle. |
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| Keywords: | wedge thread nut commercial vehicle fastener |
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