UNIT 2:
Gear Terminology - Speed ratios and number of teeth
Force analysis - Tooth stresses
Design of Helical Gears - Pressure angle in the normal and transverse plane
Equivalent number of teeth - Forces and stresses
Dynamic effects - Basics of gear design- Gear tooth failure modes
Dynamic effects - Basics of gear design- Gear tooth failure modes
Dynamic effects - Basics of gear design- Gear tooth failure modes
Design of Helical Gears - Pressure angle in the normal and transverse plane
Design of Helical Gears - Pressure angle in the normal and transverse plane
UNIT 3:
Straight bevel gear terminologies, tooth forces and stresses
Equivalent number of teeth. Estimating the dimensions of pair of straight bevel gears.
Worm Gear: Merits and demerits terminology. materials
Equivalent number of teeth. Estimating the dimensions of pair of straight bevel gears.
forces and stresses, efficiency
Equivalent number of teeth. Estimating the dimensions of pair of straight bevel gears.
UNIT 4:
Design of Multi speed gear box for machine tool
Structural diagram, ray diagram, speed diagram
No. of teeth calculation, Meshing arrangement
Structural diagram, ray diagram, speed diagram
UNIT 5:
Design of Clutches: Plate clutches
Axial clutches Internal expanding rim clutches
Brakes: Design of internal shoe brakes
Brakes: Design of internal shoe brakes
Brakes: Design of internal shoe brakes