Build Your Own Combat Robot

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Inspecting wiring, 154 Installing batteries, 100 Integrated circuits (ICs), 338 Integration, sensor, 293–296 Interface drawings, system, 30 Interfaces IFI Robotics Isaac Operator, 176 RC controller’s, 159 Interference combating radio, 171 overcoming radio, 170 radio, 170–173 radio to radio, 172–173 Interference, AM, FM, PCM and radio, 167–170 AM (amplitude modulation), 167 FM (frequency modulation), 167–168 PCM (Pulse Code Modulation), 168–170 Internal combustion engines, 76–77 motors, 62 International robot sumo class, 299–303 advanced software algorithms, 301–302 infrared range detectors, 301 laser range finding and vision systems, 301 motor controllers, 299–300 motors, 299 robot part suppliers, 302 traction improvements, 302 ultrasonic range detectors, 300–301 International robot sumo, official rules for, 279 Internet, 43 IR (infrared) reflective sensor systems, 243 Iron, tinning, 338 J Jet Propulsion Labs, NASA’s, 50 Joining, welding, and fastening, 195 Joysticks, 162 defined, 161 K Katz, Ronni, 306–315 Keep It Simple Stupid (KISS), 312 Kill saws, 7 Kill switches, 132 KISS (Keep It Simple Stupid), 312 L L-shaped pieces of metal, 189 Large robot construction, cost factors in, 35–36 Larger shop tools, 37 Laser range finding and vision systems, 301 Launchers, 212–214 launcher design, 213–214 strategy, 214 Law, Ohm’s, 81 Lawnmowers, 52 Layout and modeling, 319–321 LCD (liquid crystal display), 268 Lead acid batteries, 92 LEDs (light emitting diodes), 176, 253 infrared, 287 Legged robots, 43 Legs, 42 robots with, 42–44 Lifter bots, 210–212 lifter design, 210–212 strategy, 212 Light emitting diodes (LEDs), 176, 253 infrared, 287 Links master, 116 removable, 133 Liquid crystal displays (LCDs), 268 Liquid switches, conductive, 247 Lithium ion batteries, 83, 99 Live Wires, 49 Live Wires, building, 316–327 adding controllers, 317–319 adding motor housings, 317–319 adding weapons, 324–325 adding wheels, 317 building frames, 322–323 finally the show, 325–327 layout and modeling, 319–321 making sketches, 316 scrambling, 321–322 Index 367
368 Build Your Own Combat Robot securing motors, 316–317 Locomotion methods, 25, 42 tried and true method of, 47–59 Locomotion components, location of, 112 Locomotion, robot, 41–59 power of Caterpillar bulldozers in robots, 45–47 robots with legs, 42–44 tank treads: power of Caterpillar bulldozers in robots, 45–47 wheels: tried and true method of locomotion, 47–59 Logic, solid-state, 137–139 Losses, frictional, 63 Love of sport, 23 Lovejoy coupling, 114 Low-profile robots, 49 M Machine, BattleBots-style (radio-controlled), 22 Machine screws, 197 flat-head, 198 pan-head, 198 Machining operations, general, 192–201 arc welding, 196–197 blind rivets, 200–201 fastening, 195 joining, 195 MIG welding, 196–197 pop rivets, 200–201 screws, bolts and other fasteners, 197–200 self-tapping screws, 200 sheet metal screws, 200 standard impact rivets, 201 structural design for fastener placement, 195 TIG welding, 196–197 tools needed to construct robots, 193–194 welding, 195 Magnets, rare-earth, 73 Maintenance, designing for, 31–33 Manual disconnect switches, 132 Manufacturers, SLA, 95 Mars robot rovers, 50 Martensitic alloys, 187 Masks, full-face, 37 Massachusetts Institute of Technology (MIT), 268 Master link, 116 Matches Grudge, 10 Tag Team, 11 Materials metals and, 184–193 strengths of, 185 weaknesses of, 185 Materials, robot, 183–201 general machining operations, 192–201 metals and materials, 184–193 when in doubt, built it stout, 201 Maze event, 13 Measure current draw, using Ohm’s Law to, 81 Measurement basics, suitable resistors and, 81–82 Mechanical servos, 160 Mechanical system suppliers, 347–348 Metal Oxide Semiconductor Field Effect Transistors (MOSFETs), 142, 340 Metal screws, sheet, 200 Metal, stainless steel sheet, 187 Metal stock, using extruded, 189–191 Metal, strong, 185 Metals, 185 aluminum, 185–187 angle pieces of, 189 brass, 188–189 cold-rolled steel, 188 cutting, 194 L-shaped pieces of, 189 mild steel, 188 stainless steel, 187–188 titanium, 189 using extruded metal stock for robot structures, 189–191 Metals and materials, 184–193 Microcontroller applications, 269–274 1BDI, 272 autonomous robots, 272 BrainStem bug, 271–272 robo-goose, 269–271 Rover (teleoperated with feedback), 273–274 Microcontroller basics, 261–269 Basic Stamp, 265–267 BotBoard, 268 BrainStem, 267 Handy Board, 268 miscellaneous microcontrollers, 268–269
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Build Your Own Combat Robot Pete Mi
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For more information about this boo
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Contents For more information about
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Current Ratings, 129 How It All Wor
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Object Detector, 290 Sensor Integra
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Acknowledgments We would like to th
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Introduction Some kids spend their
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About the Authors xv About the Auth
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2 ELCOME to the world of combat rob
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4 Build Your Own Combat Robot FIGUR
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6 Build Your Own Combat Robot aroun
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10 Build Your Own Combat Robot Pinb
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12 Build Your Own Combat Robot FIGU
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16 Build Your Own Combat Robot Robo
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18 Build Your Own Combat Robot In t
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22 S we said in Chapter 1, it’s g
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24 Build Your Own Combat Robot Even
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30 Build Your Own Combat Robot Befo
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32 Build Your Own Combat Robot What
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34 Build Your Own Combat Robot Test
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36 Build Your Own Combat Robot S af
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38 Build Your Own Combat Robot Ther
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42 OVING is what many might call a
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46 Build Your Own Combat Robot Bot
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52 Build Your Own Combat Robot You
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chapter Motor Selection and Perform
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Chapter 4: Motor Selection and Perf
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FIGURE 4-1 Typical motor performanc
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Determining the Motor Constants Cha
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FIGURE 4-2 Heat generated in an ele
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FIGURE 4-4 Motor power changes by d
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Chapter 4: Motor Selection and Perf
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FIGURE 4-7 24-volt, 185 rpm, 896 in
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the robot. If the engine is used to
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80 LECTRICALLY powered competition
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104 NE of the most important consid
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128 F batteries are the source of p
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chapter Remotely Controlling Your R
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FIGURE 8-1 Wiring and rotational po
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FIGURE 8-2 Futaba’s top of-the-li
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Chapter 8: Remotely Controlling You
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FIGURE 8-4 Typical radio frequency
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FIGURE 8-5 Motor with three capacit
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Innovation First Isaac Robot Contro
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FIGURE 8-6 Block diagram of Isaac o
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chapter 9 Robot Material and Constr
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Metals Aluminum Chapter 9: Robot Ma
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Stainless Steel Chapter 9: Robot Ma
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Titanium used to solder small brass
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Chapter 9: Robot Material and Const
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Welding, Joining, and Fastening We
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place, or some liquid may have ente
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vibration and bounce around the ins
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204 ECAUSE robot combat has evolved
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240 HE robots described in the book
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250 Build Your Own Combat Robot One
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chapter 12 Robot Brains Copyright 2
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FIGURE 12-1 From top left to bottom
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Chapter 12: Robot Brains 263 space
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FIGURE 12-2 The BoeBot from Paralla
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Handy Board BotBoard Chapter 12: Ro
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FIGURE 12-5 Robo-Goose, a robotic g
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FIGURE 12-8 A fully autonomous robo
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S ummary Chapter 12: Robot Brains 2
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276 HE referee signals, and my hear
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chapter 14 Real-Life Robots: Lesson
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FIGURE 14-1 Chew Toy Chapter 14: Re
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FIGURE 14-2 Chew Toy with protectiv
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FIGURE 14-3 Wheel shown bolted to d
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FIGURE 14-5 Front view with arm dow
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Final Words Chapter 14: Real-Life R
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Page 375 and 376: 356 OLLOWING are formulas that you
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Page 401: INTERNATIONAL CONTACT INFORMATION A
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