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Deep groove ball bearing retainer and deep groove ball bearing
Deep groove ball bearing retainer and deep groove ball bearing
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机译:深沟球轴承保持器和深沟滚珠轴承
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摘要
PROBLEM TO BE SOLVED: To provide a holder for deep groove ball bearing capable of attaining long service life of the holder and suppressing torque increase, in a deep groove ball bearing used under a high-misalignment and oil lubrication condition.SOLUTION: A holder 5 for deep groove ball bearing is configured to hold a plurality of balls interposed between inner and outer rings in a deep groove ball bearing used under an oil lubrication condition, wherein at a portion slide with at least the balls, a fluororesin coating 6 having a thickness 10 μm or more is formed. The fluororesin coating 6 is a calcinated fluororesin coating containing polytetrafluoroethylene and tetrafluoroethylene-hexafluoropropylene copolymer, as fluororesin.SELECTED DRAWING: Figure 2
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