Roll neck bearings 4
Conditions governing design 4
Cylindrical roller bearings 5
Thrust bearings 6
Tapered roller bearings 7
Spherical roller bearings 9
Tapered roller thrust bearings
for screw-down mechanisms 9
Calculation of bearing load 10
Self-aligning chocks 10
Strip rolling 10
Groove rolling 11
Rigid chocks 12
Cantilevered stands 13
Calculation of roll deflection 14
Dimensioning 18
Statically stressed bearings 18
Dynamically stressed bearings 18
Adjusted rating life calculation 22
Lubrication 29
Lubrication of roll neck bearings 29
Grease lubrication 29
Load and speed 30
Other operating conditions 30
Oil lubrication 31
Viscosity requirements 31
Other demands on the oil 31
Methods of oil lubrication 32
Design of the lubricating system 32
Amount of grease 32
Relubrication intervals (grease) 32
Lubricant flow 33
Grease lubrication 33
Oil mist lubrication 34
Oil-air lubrication 34
Circulating oil lubrication, oil injection lubrication 35
Tolerances of roll neck bearings 36
Surrounding parts 37
Fits 37
Radial bearings 37
Thrust bearings 37
Machining tolerances for cylindrical bearing seats 40
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