Robot Building for Beginners, Third Edition

APPENDIX B ■ Appendix B: Appendix B This appendix covers printing Sandwich robot parts. A 3D printer is so essential to robotics ...

APPENDIX B ■ APPENDIX B Custom-designed robot bodies can be smaller and lighter. Rather than using screws to fasten together mul ...

APPENDIX B ■ APPENDIX B What if you don’t have the money to buy a 3D printer, don’t have the knowledge to choose a printer, or a ...

APPENDIX B ■ APPENDIX B Designing the Model The first step in 3D printing is to create or obtain a 3D model. Think of this like ...

APPENDIX B ■ APPENDIX B Or, take a cylinder and subtract two rectangular boxes (cuboids) and you have a slot for the Lego cross ...

APPENDIX B ■ APPENDIX B All combined, start with a cylinder and subtract boxes, cylinders, and cones to create the coupler. See ...

APPENDIX B ■ APPENDIX B Preparing to Print The editable model files are in a proprietary format for each modeling tool. To print ...

APPENDIX B ■ APPENDIX B Finishing the Coupler The cross axle slot on the printed coupler is the right shape and a tight enough f ...

APPENDIX B ■ APPENDIX B The finished coupler, with the set screw and cross axle, is shown in Figure B-12. Printing a 3D Wheel Wh ...

APPENDIX B ■ APPENDIX B The set screw is tapped, installed, and tightened through a hole in the rim (see Figure B-15). Alternati ...

APPENDIX B ■ APPENDIX B Unfortunately, the silicon rubber doesn’t grip nearly as well as standard rubber tires. So, I tried Plas ...

APPENDIX B ■ APPENDIX B The outer dimensions of the original Lego hub were measured using a digital caliper. Figure B-19 shows h ...

APPENDIX B ■ APPENDIX B As a 3D model becomes more complicated, you need to be decisive of the order in which shapes are added o ...

APPENDIX B ■ APPENDIX B Compared to a leftover sandwich container, the 3D printed cover has several disadvantages. First, the 3D ...

„„„„„„„„„A Acrylonitrile butadiene styrene (ABS), 361 Alkaline 9 V batteries, 77, 84 Alligator clips, 91 Alternating current (AC ...

■ INDEX Caliper, LED sizes, 109 Capacitance measurement, multimeter, 34 Capacitors characteristics, 407 vital uses, 407 Carbon a ...

■ INDEX dimension characteristics, 244 eiciency, 243 electrical noise, 243 gearhead motors, 245 absolute ratio, 248 disadvantage ...

■ INDEX power switches, 6 robot’s body, 10 sensors cadmium-sulide sensor, 7 heavy-duty power switch, 6 pushbuttons, 7 Hook adapt ...

■ INDEX Material safety data sheets (MSDS), 20 Melting switches, 430 Metric screws, 356 Metric system, 51 Microchip MCP1826S, 5 ...

■ INDEX e^2 titanium battery, 86–87 holder, 365 Li-poly, 83 lithium, 84 mounting batteries, 88 nickel-cadmium battery, 86 NiMH, ...