Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium,...
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![Page 1: Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium, Phoenix, AZ April 17-18, 2015.](https://reader035.fdocuments.net/reader035/viewer/2022081603/56649f265503460f94c3ca95/html5/thumbnails/1.jpg)
Low-Range Force Balance Research Project
By:James McClure III
Arizona Space Grant Consortium, Phoenix, AZApril 17-18, 2015
![Page 2: Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium, Phoenix, AZ April 17-18, 2015.](https://reader035.fdocuments.net/reader035/viewer/2022081603/56649f265503460f94c3ca95/html5/thumbnails/2.jpg)
Project Purpose
• Design, manufacture, and test a force balanceo Preciseo Portableo Easy to manufacture, use
• Low Reynold’s Number testing ability
• Yellow: Joints
• Red: Sensors
• Green: Power
• Blue: Central Shaft
![Page 3: Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium, Phoenix, AZ April 17-18, 2015.](https://reader035.fdocuments.net/reader035/viewer/2022081603/56649f265503460f94c3ca95/html5/thumbnails/3.jpg)
Major Components
• Flexure Jointso Must rotate with
virtually no resistance
• Component Useo Forces applied to load
cells must not exceed 100 grams
Stepper Motor
Model Attachment Shaft
![Page 4: Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium, Phoenix, AZ April 17-18, 2015.](https://reader035.fdocuments.net/reader035/viewer/2022081603/56649f265503460f94c3ca95/html5/thumbnails/4.jpg)
Flexure Joints
• Spring Steel sheets clamped with aluminum blockso Spring steel rotates through small angles only
![Page 5: Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium, Phoenix, AZ April 17-18, 2015.](https://reader035.fdocuments.net/reader035/viewer/2022081603/56649f265503460f94c3ca95/html5/thumbnails/5.jpg)
Safety Towers
• L-Brackets with tapped holes for fine pitch screwso Secure screws to top plate to anchor in place
![Page 6: Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium, Phoenix, AZ April 17-18, 2015.](https://reader035.fdocuments.net/reader035/viewer/2022081603/56649f265503460f94c3ca95/html5/thumbnails/6.jpg)
Portability
• Balance should not exceed 5 pounds
• Easy to carry across short distances
![Page 7: Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium, Phoenix, AZ April 17-18, 2015.](https://reader035.fdocuments.net/reader035/viewer/2022081603/56649f265503460f94c3ca95/html5/thumbnails/7.jpg)
Special Thanks
• Dr. Lance Traubo Mentor for this project
• Mr. Patrick Davido ERAU Prescott Machinist
• Jet Cutting Solutionso Manufacturer of base, top plate and flexure supports
![Page 8: Low-Range Force Balance Research Project By: James McClure III Arizona Space Grant Consortium, Phoenix, AZ April 17-18, 2015.](https://reader035.fdocuments.net/reader035/viewer/2022081603/56649f265503460f94c3ca95/html5/thumbnails/8.jpg)
Questions?