<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Most of the people living in developing or less developed countries have limited earning to provide somehow their basic needs &amp; usual staff. Carrying goods is a regular task in life &amp; several products have been invented to minimize efforts in this purpose. But the product’s price &amp; features are not optimum for the people of fewer earnings. Stair climbing cart is very useful for those houses where a lift is not available and goods have to be carried frequently upstairs. In this research, the mechanical design has been modified so that the manufacturing cost can be minimized. Finite element analysis has been performed upon the design to find out how the manufacturing cost can be reduced by making the design optimal for manufacturing cost and process. The result shows that the structural members should not be processed further because any tooling operation will require an extra machine as well as an extra cost. Only the wheels are possible to subject under optimization by reducing material as well as weight. This article will be a valuable asset for the mass manufacturers of this type of product.</p></abstract>

Most of the people living in developing or less developed countries have limited earning to provide somehow their basic needs & usual staff. Carrying goods is a regular task in life & several products have been invented to minimize efforts in this purpose. But the product’s price & features are not optimum for the people of fewer earnings. Stair climbing cart is very useful for those houses where a lift is not available and goods have to be carried frequently upstairs. In this research, the mechanical design has been modified so that the manufacturing cost can be minimized. Finite element analysis has been performed upon the design to find out how the manufacturing cost can be reduced by making the design optimal for manufacturing cost and process. The result shows that the structural members should not be processed further because any tooling operation will require an extra machine as well as an extra cost. Only the wheels are possible to subject under optimization by reducing material as well as weight. This article will be a valuable asset for the mass manufacturers of this type of product.

Design Optimization of Stair Climbing Cart for Developing Countries

Rajshahi University of Engineering & Technology

Department of Industrial & Production Engineering

Strojnícky časopis - Journal of Mechanical Engineering

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

{"article-title":"Design Optimization of Stair Climbing Cart for Developing Countries"}

Most of the people living in developing or less developed countries have limited earning to provide somehow their basic needs & usual staff. Carrying goods is...

Design Optimization of Stair Climbing Cart for Developing Countries

Publié en ligne: 13 mai 2020

Pages: 89 - 102

DOI: https://doi.org/10.2478/scjme-2020-0009

Mots clés
Stair Climbing, Cost minimization, Innovative features, Design modification, Process

© 2020 Md Zahid Hasan et al., published by Sciendo

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

Design Optimization of Stair Climbing Cart for Developing Countries

Publié en ligne: 13 mai 2020

Pages: 89 - 102

DOI: https://doi.org/10.2478/scjme-2020-0009

Mots clésStair Climbing, Cost minimization, Innovative features, Design modification, Process

© 2020 Md Zahid Hasan et al., published by Sciendo

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

Mots clés
Stair Climbing, Cost minimization, Innovative features, Design modification, Process