Table 2a.
Designed Shaft-1 Parameters Using spreadsheet and relationships by Khurmi and Gupta (2005).
| Parameters | Prototype (100 kg) | Product (400 kg) | Symbols | Units |
|---|---|---|---|---|
| Mass | 100 | 400 | M | kg |
| Deflection | 0.1 | 0.1 | δ | m |
| Acceleration due to gravity | 10 | 10 | g | m/s2 |
| Potential energy available | 100.00 | 400.00 | P.E | J |
| Energy Stored in the spring | 50.00 | 200.00 | Es | J |
| Energy transmitted to the shaft | 50.00 | 200.00 | Esh | J |
| Duration of compression | 0.15 | 0.15 | t | s |
| Power transmitted by the shaft | 333.33 | 1333.33 | Psh | W |
| Speed of the shaft | 200.00 | 200 | N | rpm |
| Desired length of shaft | 0.31 | 0.30 | L | m |
| Torque transmitted by shaft | 15.91 | 63.65 | T | N.m |
| Load on the gear tooth | 445.65 | 1782.60 | W | N |
| Max bending moment from the chain | 18.45 | 60 | m1 | N.m |
| Max bending moment from gear 1 | 23.70 | 80 | m2 | N.m |
| Max bending moment from gear 2 | 100.00 | 120 | m3 | N.m |
| Maximum bending moment | 100.00 | 120.00 | mt | N.m |
| Factor of safety | 1.25 | 1.25 | ||
| Allowable shear stress | 45.00 | 45.00 | τ | MPa |
| Equivalent twisting moment | 101.26 | 135.84 | Te | N.m |
| Diameter of the shaft | 24.29 | 26.78 | d | mm |