Open Access
Table 1
Parts parameter table.
| Material name | Allowable shear stress | Allowable bending stress | |
|---|---|---|---|
| Ball screw: screw | 45 steel | 60 Mpa | 110 Mpa |
| Ball screw: Nut | Cast tin bronze | 30 Mpa | 40 Mpa |
| Worm | 45 steel | 60 Mpa | 110 Mpa |
| Turbine | ZCuAl0Fe3 | – | 58 Mpa |
| Trapezoidal screw | 45 steel | 60 Mpa | 110 Mpa |
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