<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper presents the optimization problem of a thread root undercut in the roller of planetary roller screw using FEM. The depth and shape of the undercut as well as the radii of thread profiles curvature were optimized for the series of cooperating threads. The maximum HMH reduced stress in the undercut was accepted as an objective function. The limitation to the maximum contact pressure was assumed. The procedure aimed at limiting the range of variables was accepted in order to improve the efficiency of optimization method.</p></abstract>

The paper presents the optimization problem of a thread root undercut in the roller of planetary roller screw using FEM. The depth and shape of the undercut as well as the radii of thread profiles curvature were optimized for the series of cooperating threads. The maximum HMH reduced stress in the undercut was accepted as an objective function. The limitation to the maximum contact pressure was assumed. The procedure aimed at limiting the range of variables was accepted in order to improve the efficiency of optimization method.

Optimization of thread root undercut in the planetary roller screw

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This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Optimization of thread root undercut in the planetary roller screw"}

The paper presents the optimization problem of a thread root undercut in the roller of planetary roller screw using FEM. The depth and shape of the undercut as...

Optimization of thread root undercut in the planetary roller screw

Published Online: May 29, 2020

Page range: 219 - 227

DOI: https://doi.org/10.4467/2353737XCT.17.161.7173

Keywords
planetary roller screw, optimization, thread root undercut

© 2017 Filip Lisowski, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Optimization of thread root undercut in the planetary roller screw

Published Online: May 29, 2020

Page range: 219 - 227

DOI: https://doi.org/10.4467/2353737XCT.17.161.7173

Keywordsplanetary roller screw, optimization, thread root undercut

© 2017 Filip Lisowski, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
planetary roller screw, optimization, thread root undercut