| 机械类推靠仪器中被动自锁轴承组件的分析与改进 |
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| 引用本文： | 王利宁. 机械类推靠仪器中被动自锁轴承组件的分析与改进[J]. 轴承, 2011, 0(3) |
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| 作者姓名： | 王利宁 |
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| 作者单位： | 中国石油集团测井有限公司,西安,710061 |
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| 摘 要： | 针对机械推靠测井仪器用国产被动自锁轴承组件自锁性能不可靠的问题,对被动自锁轴承组件进行了受力分析,推出了自锁条件的关系式,探讨了轴承组件的磨损对自锁性能的影响,最后找出了影响国产被动自锁轴承组件自锁性能的因素,并进行了改进.
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| 关 键 词： | 自锁轴承组件 推靠系统 自锁 拨块 滚珠丝杠 |
Analysis and Improvement on Self-locking Bearing Units in Mechanical Sidewall Contact Device |
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| WANG Li-ning. Analysis and Improvement on Self-locking Bearing Units in Mechanical Sidewall Contact Device[J]. Bearing, 2011, 0(3) |
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| Authors: | WANG Li-ning |
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| Abstract: | In view of the unreliable self-locking performance of homemade passive self-locking bearing unit for mechanical sidewall contact well logging tool,the force of passive self-locking bearing unit is analyzed,the relations for self-locking condition are deduced,and the influence of wear of bearing unit on self-locking performance is discussed,finally the factors that affect self-locking performance of homemade passive self-locking bearing unit are found out,and the improvement measures are taken. |
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| Keywords: | self-locking bearing unit backup system self-locking shifting block ball screw |
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