About the repair method of exploring the fault of rotary drum flying shear bearing instead of returning to the factory.By reviewing the fault processing process of Ninggang rotary drum flying shear bearing,explore the feasibility and economy of online replacement of flying shear bearing after failure.Successfully used the copper rings to temporarily replace the damaged bearings,and completed the replacement of the bearings during the fixed repair period.It is feasible and economical to replace the flying shear bearing online after failure.The exploration of online replacement.
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