OATS FINAL PRESENTATIONOATS FINAL PRESENTATION8/1/11Auburn Student Team:Kyle Palmer (Project Manager)Ben BethelGrayson DawsonCody OwenDaniel PaulkWhere we are at in the design stage Last presentation:-Presented four concepts-Suggested final conceptThis presentation:This presentation:-Present a detailed final concepta) Systemb) Assembliesc) Sub-Assembliesd) ComponentsOverview System View (recap of chosen design) Sub-System 1: Power- Summary of Design- Design Considerations/Key Components Sub-System 2: Mechanical Drive-Summary of Design-Summary of Design- Design Considerations/Key Components Repeat for Subsystem 3 and 4 (Chassis and Data Acquisition) Prototyping Efforts BOM Next StepsSystem ViewBattery Powered, Sprocket Driven Summary• Motor on carriage• Sprocket driven by motorINSERT PICTURE HEREby motor• Stationary rack around trackSub-System ONE: Power Summary of Design- (2) 12V 22Ah Lithium Ion Battery Pack w/ Fuel Gauge- 24 V Parallel Shaft Brushed DC Gear motor w/ Encoder- Motor Control Board5Power Sub-System 12V 22Ah Lithium Ion Battery- 2 Batteries in Series- Lightweight- Built in Fuel Gage w/LED lights 24 V Parallel Shaft Brushed DC Gearmotor w/Encoder-Rated Continuous Current: 1.7 Amperes-Rated Continuous Current: 1.7 Amperes- Gearmotor Rated Continuous Torque: 19 In-Lbs - Encoder Reads Up to 1000 Points per Revolution Motor Control Board- Simple Bidirectional Controller- USB, TTL Serial, and Analog Voltage Interface- Adjustable Starting Speed, Max Speed, and Braking Speed6Sub-System TWO: Mechanical Drive Spur Gear and Shaft- 12 Pitch 12 teeth Sectioned Bent Gear Rack - ¾” width, ½” depth- Gear Rack Welded to Track- Modified Studs not shown7Assembly THREE: Chassis Summary of Design- Carriage (Frame and Rollers)- Motor Clutch Assembly- Mobile Platform- Sectioned Steel Channel- Mounting Hardware8Chassis Sub-System9Sub-System FOUR: Data Acquisition Summary of Design- Receiver- Single Board Computer- Wi-Fi Unit- User Interface (Guard shack)10Data Acquisition Sub-System11Prototyping Efforts 13’ Section w/ Bend Prototype carriage/roller - Designed and Assembled 100 lbs push/pull test 12Prototyping Efforts Cont.13Test Results to Date:-100 lbs weight-Continuous Speed (Fast & Slow): 7 lbf-Start-up (Slow): 8 lbf-Start-up (Fast): 17 lbfBill of Materials14Next Steps Continue Prototyping Evaluate bent gear rack feasibilityPurchase:Purchase:1) Gear Racks2) Sample Motor3) Control Board4) Spur Gear15Questions or
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