Teaching kinematics and dynamics of machinery with a design project: The ping-pong ball launcher challenge

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Authors
Flores, Paulo
Lankarani, Hamid M.
Advisors
Issue Date
2025-10-27
Type
Conference paper
Keywords
Dynamics , Kinematics , Machine elements , Mechanical design , Mechanism analysis , Mechanism synthesis , Project-based approach , Teaching
Research Projects
Organizational Units
Journal Issue
Citation
Flores, P, & Lankarani, HM. "Teaching Kinematics and Dynamics of Machinery With a Design Project: The Ping-Pong Ball Launcher Challenge." Proceedings of the ASME 2025 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference. Volume 5: 21st IEEE/ASME International Conference on Mechatronic and Embedded Systems and Applications (MESA); 49th Mechanisms and Robotics Conference (MR). Anaheim, California, USA. August 17–20, 2025. V005T08A001. ASME. https://doi.org/10.1115/DETC2025-167527
Abstract

This work aims at discussing the implementation of a design project to promote the teaching-learning process of kinematics and dynamics of machinery to early undergraduate students as part of the engineering curriculum. For that, the ping-pong ball launcher challenge is chosen as a practical example, in which students, organized in groups of five, must design and develop a mechanical system capable of launching ping-pong balls. In order to make the design project interesting and exciting for students, the manufacturing and construction of physical prototype is also required. The solutions developed by each group of students must incorporate a planar mechanism and should be able to throw a ping-pong ball into a very precise target. For economic and safety reasons, the mechanical systems designed can only be actuated by gravity. There are no specific theoretical pre-requisites for this project. The fundamental topics addressed in this pedagogical activity are kinematics, dynamics, analysis and synthesis of mechanisms, selection of mechanical components and basic manufacturing and assembly of machines. The implementation of this design project embraces several different pedagogical dimensions, such as lectures, laboratory activities, deliverables, written reports, oral presentations and written exams. This work discusses the impact of the proposed design project as an effective tools for teaching kinematics and dynamics of machinery in a non-traditional manner. © © 2025 by ASME.

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Publisher
American Society of Mechanical Engineers (ASME)
Journal
Book Title
Series
Computers and Information in Engineering Division; Design Engineering Division
ASME 2025 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, IDETC-CIE 2025
2025-08-17 through 2025-08-20
Anaheim
214685
PubMed ID
ISSN
EISSN