Aaron Rowan
Published © MIT

Robot Car Base - Raspberry Pi - IoT Core

Heavy duty robot car base operating at 12V DC. Using speed controllers and a Raspberry Pi to handle communication and control.

AdvancedWork in progressOver 3 days3,370
Robot Car Base - Raspberry Pi - IoT Core

Things used in this project

Hardware components

CIM Motor
Specifications Free Current: 2.7 AMPs Free Speed: 5,310 RPM Maximum Power: 337 Watts Stall Current: 133 AMPs Stall Torque: 343.4 in-oz Voltage: 12 Volts
×2
120 A Breaker
Specifications Manufacturer Part #: CB185-120 / CB3-SM-120 Size: 2.9 x 1.9 x 1.5 in. Style: Manual Reset Thread: 1/4-28 threaded studs Weight: 0.24 lbs
×1
ATC/ATO 8 Gang Fuse Block with Ground Terminal
Specifications Maximum Current: for all circuits is 100 Amps Size: 3-3/8" x 4-3/8" x 7/8"
×1
Raspberry Pi 3 Model B
Raspberry Pi 3 Model B
Running IoT Core
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12V Battery
Larger 12 V 18 Ah Battery. I'm using a smaller old power drill battery. Specifications AMP Hours: 18 Life Expectancy: 100% Depth of Discharge: 200 Cycles,80% Depth of Discharge: 225 Cycles,50% Depth of Discharge: 500 Cycles Life Span: 3-5 years in float service application,1-2 years in competition robotics at peak performance,but longer as a practice or demo battery Manufacturer: Interstate Batteries Manufacturer Part #: SLA1116 Material: ABS plastic Size: 7.1" long x 3.0" wide x 6.58" tall Style: Sealed Lead Acid Voltage: 12 Weight: 12.5 lbs each battery
×1
Sabertooth 2x25A Motor Controller
Product features Combat robots up to 100lb. Normal and hobby robots up to 300lb. Input modes: Analog, R/C, simplified serial, packetized serial. Sabertooth 2X25: 25A continuous, 50A peak per channel. Size: 65 x 80 x 20 mm / 2.6" x 3.2" x .8". Weight: 96g / 3.5oz. Uses: Differential drive robots. Electric vehicles, ride-on toys, scooters, and more!
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Lexan
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CIMple Box - Single Stage Gearbox
Specifications Gear Type: spur gears, 20 dp, 14.5 degree pressure angle Material: 4140 steel,Nylon 6/6 with long fiberglass fill Output Shaft: 1/2 in. diameter, with 1/8" keyway, 4140 steel Weight: 1.40 lbs
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Jumper wires (generic)
Jumper wires (generic)
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PWM Cables
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.25 x 20 TPI Bolts
Standard Quarter-20 Bolts of required sizes.
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Wheels- 8in Pneumatic
Requires : Sprocket - Mounting Kit - and Bearings - https://www.andymark.com/products/3-8-in-id-flanged-shielded-ball-bearing-fr6zz?via=Z2lkOi8vYW5keW1hcmsvV29ya2FyZWE6OkNhdGFsb2c6OkNhdGVnb3J5LzViNmEwMjc4YmM2ZjZkMTNlYWE1NDQ5YQ Specifications Bolt Pattern: 6 holes, 0.20 diameter on 1.875 in. diameter bolt circle Bore: 1.00 in. thru hole, with 1.125 in. x 0.375 in. deep bearing pockets Diameter: 7.65 in. Load Capacity: 120 lbs Material: black polycarbonate,gray rubber Maximum Pressure: 35 psi Tread Width: 2 in. Valve Stem: The valve stem may stick out up to 0.375" from hub Weight: 1.13 lbs Width Across Middle: 1.8 in.
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Pneumatic Wheel Mounting Kit
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Bearings
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Software apps and online services

Windows 10 IoT Core
Microsoft Windows 10 IoT Core

Hand tools and fabrication machines

Hand Drill
Wrench
Wire Crimper, Cutter, Stripper

Story

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Credits

Aaron Rowan

Aaron Rowan

1 project • 1 follower

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