DEVICE FOR REVEALING DEFECTS OF WHEELSET ROLL SURFACE Russian patent published in 2004 - IPC

FIELD: railway transport; auxiliary equipment.

SUBSTANCE: sensitive members in form of feelers in contact with wheel flanges and roll surfaces are connected with carriage and, through signal converters, with recorders of flange wear and defects of roll surface. Feeler in contact with wheel roll surface is spring-loaded in vertical plane. Carriage is formed by rollers with axles interconnected by strip. Strip carries beam and hollow member with longitudinal slot along which line division marks are made to record wear of flanges. One signal converter is made in form of rod with feeder and mark arranged inside hollow members for displacement relative to said member, and other signal converter is spring-loaded bellcrank secured on beam for turning relative to axle. Feeler is mounted on end of one arm, and spherical step bearing is secured on end of other arm. Roll surface defects recorder is secured on horizontal web of bracket being made in form of dial indicator whose rod is arranged opposite to spherical step bearing. Wheel diameter recorder is made in form of flat member with pointer being arranged at direct angle to bellcrank generatrix and provided with linear scale made in form of circle secured on bracket.

EFFECT: enlarged functional capabilities, improved reliability in operation.

3 dwg