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Low-Cost Prototype to Automate the 3D Digitization of Pieces: An Application Example and Comparison.
Ramón González-Merino1, Elena Sánchez-López2, Pablo E Romero3
1Technology Centre of Metal-Mechanical and Transport, Department of Visual Computing, 23700 Linares, Spain.
Sensors (Basel, Switzerland)
|April 30, 2021
Summary
This study presents a cost-effective, programmable 3D capturing system for 3D scanners and DSLR cameras. The design overcomes limitations of existing equipment, offering a precise and accessible solution for 3D modeling.
Area of Science:
- Engineering
- Computer Science
- Additive Manufacturing
Background:
- 3D scanning and photogrammetry are vital across many fields but face challenges with high equipment costs and specialized operator needs.
- Existing solutions like robotic arms and rotary tables have limitations that impact precision and cost-effectiveness.
Purpose of the Study:
- To design a robust, precise, and cost-effective mechanical and programmable 3D capturing system.
- To address and improve upon the limitations of current 3D capture equipment on the market.
Main Methods:
- Preliminary needs analysis followed by 3D design and prototyping using Fused Deposition Modeling (FDM) additive technology.
- Integration of readily available structural and basic electronic components, utilizing Arduino-based 3D printer firmware.
- System testing involved a Spider Artec 3D Scanner and a Nikon 5100 SLR Camera for comparative 3D model generation.
Main Results:
- Successful development of a programmable 3D capturing system prototype.
- Comparative analysis of 3D meshes generated by both 3D scanner and DSLR photogrammetry methods.
- Satisfactory results were obtained, validating the system's performance.
Conclusions:
- The designed system offers a viable, cost-effective alternative for 3D data acquisition.
- The programmable nature and use of accessible components enhance its applicability.
- This approach provides a precise and improved solution for 3D scanning and photogrammetry workflows.
