1. PASCOR Group PASCOR Group Industry Adviser: Craig Smit Product Engineer Faculty Adviser: Chien Wern, Ph.D. Team Members: Jeremie Bilisari Steve Greene Joe Hartley Robby Hoff Matt Smith

2. Overview Background Background Mission Statement Mission Statement Project Objectives Project Objectives Project Design Specifications Project Design Specifications Final Design Selection Final Design Selection Performance Evaluation Performance Evaluation What’s Left What’s Left Conclusion Conclusion

3. Background PASCOR – Pacific Air Switch Corporation PASCOR – Pacific Air Switch Corporation

4. Background Brazing Process Brazing Process

5. Background Current Strip Forming System Current Strip Forming System

6. Mission Statement The design team will develop a fully automated device to cut and form strips of silver. The device is required to produce strips quickly and accurately while being robust and portable. The design team will develop a fully automated device to cut and form strips of silver. The device is required to produce strips quickly and accurately while being robust and portable.

7. Project Objectives Design and Build a Functional Prototype to Replace Current System. Design and Build a Functional Prototype to Replace Current System. Maintain Tolerances Maintain Tolerances Multiple Lengths Multiple Lengths Quick Quick 2”, 3”, 5” & 6.5” R=1/4” 1/4” Tolerance ( +/- 1/16” )

8. Project Design Specifications High Priority Criteria High Priority Criteria - Safety: Emergency Switch & Safety Guards - Performance: Adjustability, Tolerance & Parts/sec. Medium Priority Criteria - Durable - Use of Replaceable Parts - Cost of Production < $5,000 Low Priority Criteria - Curvature of Strips

9. Final Design Selection

10. Performance Evaluation Targets Met: Targets Met: - Length Tolerance: 2” pieces within 1/32” (Goal was 1/16”) - Length Tolerance: 2” pieces within 1/32” (Goal was 1/16”) - Radius Curvature: 1/4” radius achieved - Length Curvature: Achieved - Multiple Lengths: Programs for all required lengths - Weight ~ 45 lbf (Goal was < 50 lbf) - Cost ~ $2500 (Budget Was $5000) Targets Not Met: Targets Not Met: - Parts Per Time: 2” piece @ 1.8 sec.  6.5” piece @ 5 sec.

11. What’s Left Install Emergency Stop Switch Install Emergency Stop Switch Install Photoelectric Sensor Install Photoelectric Sensor Adjust Final Three Lengths to Tolerance Adjust Final Three Lengths to Tolerance Encase Machine Encase Machine Consider Ventilation of Electrical Parts Consider Ventilation of Electrical Parts Incorporate High Speed Card Incorporate High Speed Card

12. Conclusion

13. Special Thanks Mike Flaman @ PCC for Machining Help Mike Flaman @ PCC for Machining Help Pacific Machinery & Tool Steel for material donations Pacific Machinery & Tool Steel for material donations Shawn Dunigan @ ABC Electric for PLC programming assistance Shawn Dunigan @ ABC Electric for PLC programming assistance

14. Questions?