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NSAR, a professionalProveedor UCF 211en China, ofrece una amplia variedad derodamientos de bolas de chumacera de hierro fundidowith best customer service and quality assured.
With more than 10 yearsRodamiento de bolas con chumacera UCF 211experiencia en fabricación, nuestraUCF 211se ha exportado a Europa, Portugal, España, América del Sur, Oceanía, Sudáfrica y otros países y regiones. NSAR puede satisfacer sus necesidades de personalización de rodamientos de bolas tipo chumacera a granel.
Principales averías encontradas durante la inspección periódica y sus causas
Fallos y causas
Torque excesivo
(1) Degraded grease
(2) Interference of seal with
slinger due to excessive supply of grease
(3) Deformation of slinger causing interference with seal
(4) High load due to shaft expansion.
Ruido anormal, vibración anormal
(1)Improper tightening of set screws or of mounting bolts
(2)Wear on inner ring of bearing or shaft due to creep or fretting
(3)Ingress of foreign matter dirt into bearing
(4)Damage to cage or ball rolling surfaces due to rolling fatigue
(5)Dent on raceway surface or ball rolling surface becarse of excessive load
(6)Warped or bent shaft.
Aumento anormal de la temperatura
(1)Degraded grease
(2)Interference of seal with slinger due to excessive
supply of grease
(3)Deformation of slinger carsing interference with seal
(4)Looseness of setscrew,eccentric locking ring or adapter lock nut for tapered i.d.bearings
(5)Load due to shaft expansion
(6)Damage to cage or ball rolling surfaces due to rolling fatigue.
