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Stress-Based Lattice Structure Design for a Motorbike Application
Patrich Ferretti1, Elena Fusari1, Giulia Alessandri1
1Department of Industrial Engineering, University of Bologna, Bologna, Italy, 40136, Italy.
F1000Research
|January 22, 2024
Summary
This study optimized motorcycle throttle control cams using additive manufacturing and lattice structures. The resulting lightweight, ergonomic component is cheaper and improves engine response.
Area of Science:
- Mechanical Engineering
- Additive Manufacturing
- Ergonomics
Background:
- Modern motorcycles often use a cable-actuated throttle with a cam mechanism.
- The cam's shape influences throttle response and rider ergonomics.
- Rider wrist mobility can limit throttle control effectiveness.
Purpose of the Study:
- To design a customized throttle cam for improved engine response and rider ergonomics.
- To leverage additive manufacturing and lattice structures for component optimization.
Main Methods:
- Utilized FEA software for design and lattice structures for weight reduction.
- Employed MSLA (Masked Stereolithography) 3D printing technology for fabrication.
- Conducted dimensional inspection for quality assurance prior to assembly.
Main Results:
- Successfully manufactured a lightweight and cost-effective throttle cam.
- Achieved a component lighter and cheaper than the original.
- Validated the design through dimensional inspection.
Conclusions:
- Developed an innovative, lightweight, and ergonomic mechanical component for motorcycle throttle control.
- Demonstrated the efficacy of lattice structures in optimizing component weight while maintaining compliance.
- Highlighted the potential of additive manufacturing for creating customized and efficient motorcycle parts.
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