Half-Scale Propulsion & Braking
Craig Hudacko
Randy Castillo
May 12, 2017
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Solidworks drawing of entire bogie
Specifications of both braking and propulsion
Craig Hudacko
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600 lbs.
17° Decline.
17° Incline.
Solid works showing propulsion design
And solidworks showing braking design
Propulsion design consists of using miter gears to drive main wheels along the rail
Craig Hudacko
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Propulsion Motor
Drive Wheels
Miter Gears
Highlight
Miter gears
Motor mounts
motors (24 V about 5 to 6 Amps)
Braking arm will rub press against wheel to stop movement
Craig Hudacko
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Lever Arm
Arrows to Lever arm for braking
to gearbox (inner and outer)
spool along with spring and paracord.
Contact the wheel
Prototype fabricated to make sure propulsion components were compatible with bogie design
Craig Hudacko
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FEA of motor mounts for torque handle
Motors and machining tools were the most expensive items in our budget.
Randy Castillo
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Parts for Braking Design | Quantity | Cost |
Stepper Motor | 1 | Provided |
Stepper Motor | 1 | $42.10 |
Springs | 6 | $7.18 |
Paracord | 10 ft | $5.99 |
Metals/Materials | | $103.83 |
Machining Tools | | $203.68 |
Parts for Propulsion Design | Quantity | Cost |
DC Motor | 2 | $261.27 each |
Bevel Gears | 4 | $53.56 each |
Key Stock | 2 | $6.08 each |
| | |
| | |
| | |
Grand Total | $1099.95 |
We continue to test the braking and propulsion designs
Randy Castillo
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Appropriately schedule time for fabrication in earlier design stages
Randy Castillo
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Make sure to plan on when to receive parts early.
Rework design for braking to be more effective
Randy Castillo
.
Make sure to plan on when to receive parts early.
Thank you for your time. Any questions regarding the braking and propulsion designs?
Randy Castillo
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