Cause Analysis and Repair Process of Crack in Side Bearing Seat of CKD6E Locomotive
CKD6E locomotive produced by our company has been used abroad for nearly 10 years.Cracking quality accidents have been found in the upper side bearing seat of the inside of the locomotive since 2018,which seriously affects the safe operation of the locomotive.In this paper,the causes of the cracks in the upper side bearing are analyzed from the aspects of design structure,practical route and casting quality,and the repair measures and processes are put forward.After the repair of the crack of the upper side bearing seat according to this process,the locomotive has been operating normally and no quality problems have occurred.
CKD6E LocomotiveUpside bearing seatCrack analysisRepair process
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