1. Team HazardHawk Team HazardHawk 2008

2. The HazardHawk Team HazardHawk 2008

3. Last Week  CNC Body - Complete Mounts/Braces - Complete Turret - Incomplete  Complete Prototype Performance Requirements Complete  Finalize CAD of Arm Mechanism Complete Team HazardHawk 2008

4. Concept Status  Arm Mechanism Fully Extended Dimensions: ○ 30” tall ○ 30” out Material ○ Carbon Fiber ○ PVC ○ Epoxy Weight ○ 5.67 lb 3 degrees of freedom

5. Analysis and Design  General calculation of static and dynamic forces imposed on the arm  Finite Element analysis  Optimization

6. Data: length determination

7. Data: material determination

8. Parts  Motor Selection 12V DC Bi-Polar Stepper (GL-S6600) x 2 ○ 1.9 lb-in torque ○ 57 rpm ○ 20 kW Team HazardHawk 2008

9. Gear Selection  Material: composite plastic  Number of Teeth: 15  Pressure angle: 20 o  Pitch Diameter: 0.4844”

10. Action Items  Assemble the vehicle body This will be completed on 3/18  Order parts for arm This will be completed on 3/18 with desired delivery before 3/25  Gather electronics This will be completed by 3/20 Team HazardHawk 2008