轴承安装基础知识.ppt

Roller Bearings 3 - * Roller Bearings 3 - * Roller Bearings 3 - * Review Roller Bearings 3 - * Capable of Heavy Radial and Thrust Loads in one direction, Combined Loads. SKF catalog is organized by bore size. Metric TRB Nomenclature follows ISO standard. Inch size TRB nomenclature system is non-standard. Size the Bore and O.D. of the bearing to speed catalog referencing. Available in Single, Double and Quad sets. Different names for Parts of TRB Inner Ring and Roller Assembly is called the Cone Outer Ring is called the Cup Maximum Misalignment for SKF TRB is 3 minutes of arc. Don’t mix cups and cones from different manufacturers – internal geometry can be vastly different. Roller Bearings 3 - * Roller Bearings 3 - * Roller Bearings 3 - * Roller Bearings 3 - * Roller Bearings 3 - * Roller Bearings 3 - * Roller Bearings 3 - * Review Roller Bearings 3 - * Capable of carrying high radial loads and moderate axial loads in both directions Sphered outer ring and two rows of rollers give this bearing heavy radial load carrying capacity with good misalignment capability. Applications include Paper Machines, Continuous Casters in Steel Mills, Shaker Screens in Sand Gravel Quarries, Coal Mining Equipment., Heavy-Duty Fans and Blowers. SKF Explorer Class Bearings can give life up to three times other SRB. See Literature for details. Roller Bearings 3 - * K30 is 1:30 taper on the bore, bearing series 240xx, 241xx only. Other suffixes can be found in the SKF General Catalog. Roller Bearings 3 - * Misalignment is usually limited by seal or housing arrangements, generally not bearing alignment capacity. Up to 50 times greater misalignment than other bearing types Roller Bearings 3 - * Roller Bearings 3 - * Review Roller Bearings 3 - * Can handle heavy thrust loads with some radial load Can handle misalignment of 2°-3° depending on the series Highly susceptible to damage when inadequately loaded Hardened steel spacer may be needed with replacing old brass cable with th