1. Front Suspension Design Final Report Solomon Metcalf Kevin Beckford Daniel Atsyor

2. Presentation Overview Design Statement Design Specifications Design Concepts Drawings Completed/Uncompleted Task Conclusion

3. Design Statement The purpose of this project is to design and build a new front-suspension for Sunsation II.

4. Prior Design

5. Improvements Weight Adjustable Wheel Scrub Ride height Braking assembly Shock selection

6. Design Specification Easy Adjustment; camber, caster, toe-in/out Mounting to honeycomb unibody 6” of total shock travel Little weight Support body weight (=900-1000lb)

9. Budget Bulk metal (aluminum/iron)600.00 Shocks1200.00 Wheels1200.00 Tires1000.00 Hardware (Bolts/Nuts)300.00 Steering linkage500.00 Steering Box500.00 Brake calipers400.00 Brake rotors700.00 Rotor hubs800.00 Brake lines200.00 Master cylinder200.00 Pedal Assembly250.00 Total7850.00

10. Tasks Completed WBS Schedule (primavera) Budget Final Design Shock specifications Designing Bulk Head Simulated Drawings Fine tuning suspension geometry to minimize scrub

11. On-Going Task Modeling components in Pro-E/Working model 2-D Ordering parts/materials Suspension Calculations

12. Body Side View

13. Cross Section

14. Design Phase I

15. Design Phase II

16. Final Design

17. Concept Insight 3” travel.5” scrub Max travel height

18. Degrees of freedom

23. Shock Schematic

24. Uncompleted Tasks Connecting Suspension All finalized engineering drawings Machining parts Analyzing Performance Stress testing of suspension Suspension performance

25. Team Improvement Better organization of work time Total group involvement

26. Next Semester Task Analyzing material stress/strain Material Selection Ordering parts Machining and assembly Analyzing Performance Stress testing of suspension Suspension Calculations Incorporation of Stirring System

27. Conclusion Though the project is behind schedule for most groups on the solar car. We do hope to accomplish our over all goals that were set from the start. This has also been a stressful but simulating learning experience.

28. Questions?