本文介绍了“可更换唇口橡胶油封”的设计，试制及试验结果。

This paper introduces the design, manufacture, and testing results of rubber seals with replaceable lip.

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设计一种刃口型密封端面的机械密封，代替原泵轴封采用的橡胶油封。

The reason of the seal's failure was analyzed. A new mechanical seal was developed which has an edge-seal end face, and the rubber lip seal was replaced by the mechanical seal.

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橡胶油封在装配过程中，塑性胶体容易产生不规则变形，由于变形曲线无法准确描述，从而影响了进一步的受力分析。

The plastic colloid is easy to produce irregular distortion by the force emerged during the assembly process of the rubber oil seal.

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