Team 04 Team Maddie Collins (ME) Daniel Dick (ME) - PowerPoint PPT Presentation

Team 04

Team Maddie Collins (ME) Daniel Dick (ME) Daniel Wharton (ME) Kyle Mailhot (ME) 1 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Contents I. Introduction II. Design Description III. Prototype Testing IV. Final Design V. Business Analysis VI. Conclusion 2 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Introduction Problem » High number of annual shop accidents Key Design Considerations » Size of Design » Stopping Time and Depth of Cut » Electrical and Mechanical Components » Safety and Test Bed Development Design Norms » Trust » Integrity » Transparency 3 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Circuit System – Firing Circuit Capacitor Clip for Wire Manual Switch 4 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Circuit System – Sensing Circuit Transistor Op Amp Potentiometer Comparitor 5 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Circuit System – Sensing Circuit Transistor Op Amp Potentiometer Comparitor 5 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Test Bed Rev 01 Rev 03 Rev 02 6 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Mechanical System 7 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Prototype Testing Test 1 Test 2 Test 3 Test 4 Test 5 Test 6 8 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Prototype Testing Test 1 Test 2 Test 3 Test 4 Test 5 Test 6 9 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Prototype Testing Test 1 Test 2 Test 3 Test 4 Test 5 Test 6 10 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Prototype Testing Test 1 Test 2 Test 3 Test 4 Test 5 Test 6 11 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Prototype Testing Test 1 Test 2 Test 3 Test 4 Test 5 Test 6 12 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Final Design Description Inside Brake Housing Outside Brake Housing Aluminum Brake 13 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Final Design Description Housing and Brake Circuit Systems 14 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Final Design Results 15 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Final Design Results 15 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Final Design Results Results » Mechanical Stopping Time of 0.003 seconds » Depth of 3 mm Cut in Hot Dog » Downward force of 15 lb 15 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Manufacturability Retrofit Miter Saws or Integrate Design Areas to Improve… » Assembly and Production » Sensitivity of Circuit » Implement Damper System » Robust Testing 16 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Market Analysis Who would buy… » High End Miter Saws » Business or Learning Applications Why would they… » Average amputated index finger costs $24,474* 17 of 19 *https://projects.propublica.org/graphics/workers-compensation-benefits-by-limb Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Cost to Produce Assumptions Item Cost » Units are made with our design » $15/hr labor wage Saw Cost $ 100 » 10% profit margin Parts Cost $ 47 » 35% tax rate Shipping/Loss $ 18 Labor Cost $ 75 Benefits $ 75 Factory $ 125 Company Costs $ 176 Profit $ 71 Taxes $ 25 Selling Price $ 712 18 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Conclusion Proof of concept was a success » Displayed reliability in mechanical system » Overcame challenge of the electrical components Special Thanks to: » Professor VanAntwerp – team advisor » Professor Michmerhuizen – circuit design » Chuck Holwerda – electronics assistance » Phil Jasperse – shop supervision » Bob DeKraker – parts ordering » Calvin AV Department – video equipment » Calvin Engineering Department 19 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion

Conclusion Proof of concept was a success » Displayed reliability in mechanical system » Overcame challenge of the electrical components Special Thanks to: » Professor VanAntwerp – team advisor » Professor Michmerhuizen – circuit design » Chuck Holwerda – electronics assistance » Phil Jasperse – shop supervision » Bob DeKraker – parts ordering » AV Deparment – video equipment » Calvin Engineering Department Questions? 19 of 19 Introduction ○ Design Description ○ Prototype Testing ○ Final Design ○ Business Analysis ○ Conclusion