从500小时可靠性试验结果看我国小型拖拉机产品的质量 |
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引用本文: | 卢宗永,王云祥,李昌悟. 从500小时可靠性试验结果看我国小型拖拉机产品的质量[J]. 拖拉机与农用运输车, 1990, 0(4) |
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作者姓名: | 卢宗永 王云祥 李昌悟 |
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作者单位: | 河南农业大学(卢宗永),平南试验站(王云祥),平南试验站(李昌悟) |
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摘 要: | 统计和分析了1989年在平南试验站进行的小型拖拉机500小时可靠性试验的结果,表明我国小型拖拉机目前存在着密封性能差,焊接、热处理质量不好以及故障密度上升等质量问题,提出了提高小型拖拉机产品质量的一些具体意见。
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关 键 词: | 小型拖拉机 可靠性试验 产品质量 |
Analysis on Results of 500 Hours Reliability Test for Small Tractors in China |
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Abstract: | This paper analyses the results of 500-hour reliability experi-ment for the small tractors carried in Pingnan test centre in 1989, which showsfollowing problems existed in the small tractors made in China: the sealing isnot good enough, the qualities for welding and heat treatment of the parts arenot up to the mark. the failure density increases etc. Some prososals for im-proving the product quality of small tractors are also offered. |
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