1. The Design and Construction of an Ackerman-Steered Robot
Team 14:
The Design and Construction
of an Ackerman-Steered Robot
Members:
Kyle Quinn
Julio Sosa
Robert Steel
Trevor Woods

2. Overview Introduction Design Concepts Suspension Analysis
Motor Layouts
Cost Analysis
Conclusion
Planned Future work

3. Introduction Goal Specifications
Create an autonomous Ackerman steered robot.
Specifications
Ackerman steering
4 wheel drive
Independent suspension
Equipment mounts

4. Design Concept Ackerman Steering Based on RC Car Steering
Inner Wheel Turns at Greater Angle than Outer
Based on RC Car Steering
Steering Driven Directly by Motor
Tie Rods Connect all Linkages to plate/knuckle

5. Design Concept (cont.) 10.5” OD Tire 4”x4” Wheel Live Axle Go Cart Hub
Double A Arm Suspension
Long Knuckle Design
U Jointed Drive Shaft
Implement Strut Tower
Team Losi
10.5” OD Tire
4”x4” Wheel
Live Axle Go Cart Hub

6. Suspension Analysis Frame – 18.5”x36”x6” Wheel track – 30” CG ~ 12”
Ground clearance – 5”
Control arm has fixed mounting points
Want to keep roll center low
Long knuckle
Lower ball joint height – 3.75”
Ideal scrub radius – 0
Camber set to zero
Kingpin angle – 13.0°
Toe and caster - 0

7. Suspension Analysis (Cont.)

8. Motor Layout

9. Cost Analysis

10. Motor Analysis

11. Double A Arm Suspension Immediate Goals
Conclusions
Ackerman Steering
Double A Arm Suspension
Immediate Goals
Choose Struts
Resolve Design Issues
Adams Analysis

12. Future Plans

13. References
Longhurst, Chris. Car Bibles; The Car Suspension Bible Nov
Stone, Richard, and Jeffrey Ball. Automotive Engineering Fundamentals. SAE International, 2004.

14. Acknowledgements
CISCOR
Dr. Patrick Hollis
Employees at Hobbytown, USA
Jackson Cooke

15. Questions?