Shaft & Roller Study Must know through this study Understanding the loads and constraints acting on a Shaft&Roller and creating the Free Body Diagram(FBD) Understanding the tensile strength, yield strength, and allowable stress of a material
?
Understanding the difference between shape factor and notch factor Caculating the fatigue life of a Shaft&Roller using the
S-N
curve of the material Understanding Fatigue failure, Mean Stress Effect, Miner's Rule Define the Load cycle considering the load characteristics Shaft & Roller Study example Evaluate the safety usage 2CGL SPM Work Roll Roll Force : 500 ton, Motor Spec' : 5,700 kW / RPM 125 400 Reduction Rate : 2.32 Strip Productivity : 30 Coil/Day, 300 day/yr S Shaft & Roller Study Must know through this study Understanding the loads and constraints acting on a Shaft&Roller and creating the Free Body Diagram(FBD) Understanding the tensile strength, yield strength, and allowable stress of a material
?
Understanding the difference between shape factor and notch factor Caculating the fatigue life of a Shaft &Roller using the
S-N
curve of the material Understanding Fatigue failure, Mean Stress Effect, Miner's Rule Define the Load cycle considering the load characteristics Shaft & Roller Study example Evaluate the safety usage 2CGL SPM Work Roll Roll Force : 500 ton, Motor Spec' : 5,700 kW / RPM 125 400 Reduction Rate : 2.32 Strip Productivity : 30 Coil/Day, 300 day/yr
2,
mr Strip Specification :
2.5mm(t)\times 1,200mm(w)\times (L)mm=24,600kg
Shape Factor: (
\alpha
), Notch Factor : (
\beta
) Roller Material : S45C-N Represent the applied loads and boundary condition on the roller using a Free Body Diagram(FBD) Calculate the stress acting at points "A", "B" I Calculate the fatigue life of the roller using S-N curvetrip Specification :
2.5mm(t)\times 1,200mm(w)\times (L^(8))mm=24,600kg
Shape Factor: (
\alpha
), Notch Factor : (
\beta
) Roller Material : S45C-N Represent the applied loads and boundary condition on the roller using a Free Body Diagram(FBD) (2) Calculate the stress acting at points "A", "B" (3) Calculate the fatigue life of the roller using
S-N
curve Shaft & Roller Study
q,
? S-N Curve(S45C)