Formulation and Validation of Multidisciplinary Design Problem on Wear and Fatigue Life of Lead Screw Actuators

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Screw</td><td align="center">Nut</td><td align="center">Coefficient of friction</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left" rowspan="4">AISI 1055 steel</td><td align="center">Cast iron GC</td><td align="center">0.18</td></tr><tr><td align="center">Steel</td><td align="center">0.15</td></tr><tr><td align="center">Bronze CuSn</td><td align="center">0.1</td></tr><tr><td align="center">Plastic</td><td align="center">0.1</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Friction values for unlubricated common nut materials at room temperatures.

Mathematical Problems in Engineering

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Table 1

Table 1: Formulation and Validation of Multidisciplinary Design Problem on Wear and Fatigue Life of Lead Screw Actuators 