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The unofficial LEGO technic builder's guide /
The Unofficial LEGO Technic Builder's Guide, 2nd Edition is filled with building techniques and tips for creating strong yet elegant machines and mechanisms.
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
San Francisco, CA :
No Starch Press,
[2017]
|
| Edición: | 2nd edition. |
| Temas: | |
| Acceso en línea: | Texto completo (Requiere registro previo con correo institucional) |
Tabla de Contenidos:
- Intro
- Title Page
- Copyright Page
- About the Author
- About the Tech Reviewer
- Brief Contents
- Contents in Detail
- Preface
- Acknowledgments
- Where to buy LEGO pieces?
- Part I: Basics
- Chapter 1: basic concepts
- speed
- torque
- power
- friction
- traction
- rolling resistance
- backlash
- efficiency
- vehicular concepts
- driveshaft
- drivetrain
- driveline
- turning radius
- FWD, RWD, 4×4, 4WD, and AWD
- steering lock
- ground clearance
- suspension travel
- camber angle
- caster angle
- toe angle
- weight distribution
- center of gravity
- Chapter 2: basic units and pieces
- the Technic brick
- pins, for joining and rotating
- beams, the studless alternative
- the half stud as the minimum building unit
- tricks with bricks
- Chapter 3: studless or studfull?
- LEGO evolving
- studfull building
- reinforcing studfull constructions
- studfull advantages
- studfull disadvantages
- studless building
- creating rigid studless connections
- studless advantages
- studless disadvantages
- combining the styles
- get inspired by Technic sets
- methods for connecting bricks and beams
- even vs. odd
- Chapter 4: axles, bushes, and joints
- axles
- standard axles
- modified axles
- flexible axles
- bushes
- half bush
- regular bush
- bush with a long pin
- universal joints
- Chapter 5: wheels
- what makes a wheel
- tires
- shape
- solid vs. hollow
- material
- size matters
- beyond the basics
- experimenting with rim and tire size
- when LEGO tires are not enough
- Part II: Mechanics
- Chapter 6: gears and power transmission basics
- drivers, followers, and idlers
- gear ratios
- gear ratio quick reference
- efficiency and gears
- backlash and gears
- controlling rotational direction
- an inventory of gears
- worm gear
- 3L worm gear
- 8-tooth gear
- knob wheel.
- Single-bevel 12-tooth gear
- double-bevel 12-tooth gear
- 14-tooth gear
- 16-tooth gear
- 16-tooth gear with clutch
- double-sided 16-tooth gear with clutch
- single-bevel 20-tooth gear
- single-bevel 20-tooth gear with pin hole
- double-bevel 20-tooth gear
- 24-tooth gear
- 24-tooth gear with clutch
- 24-tooth gear with crown
- 36-tooth gear
- 40-tooth gear
- Hailfire Droid wheel gear
- differential gears
- turntables
- obsolete gears
- Chapter 7: chains and pulleys
- chains
- pulleys
- string and pulley systems
- simple pulley system
- differential pulley system
- power pulley system
- Chapter 8: levers and linkages
- levers
- classes of levers
- from levers to linkages
- linkages
- Chebyshev linkage
- Hoeken's linkage
- pantograph
- Peaucellier-Lipkin cell
- Sarrus linkage
- Scott-Russell linkage
- scissor linkage
- Watt's linkage
- Chapter 9: custom mechanical solutions
- a stronger differential
- differential locks
- a custom differential
- an axle with a differential lock
- ratchets
- linear clutches
- eccentric mechanisms
- Scotch yokes
- a scotch yoke
- Oldham couplings
- an oldham coupling
- Schmidt couplings
- stepper motors
- Geneva mechanisms
- a Geneva mechanism
- reverse lights
- flashing lights
- turn signals
- complex turn signals
- double-axle turntable transmission
- a double-axle turntable transmission
- a sturdy universal joint
- a universal joint
- Chapter 10: the LEGO pneumatic system
- the Old system
- the New system
- the V2 system
- an inventory of pneumatic parts
- pumps
- control modules
- cylinders
- miscellaneous parts
- modding the pneumatic system
- non-LEGO hoses
- non-LEGO airtanks
- removing springs to create motorized compressors
- pneumatic suspensions
- turning your pneumatic system into a hydraulic one
- Chapter 11: pneumatic devices.
- Motorized compressors
- a rocking compressor
- motorized valves
- autovalve
- a motorized valve
- an autovalve
- electro-pneumatic switch
- PF Servo-controlled valve
- an electro-pneumatic switch
- a PF Servo-controlled valve
- automated pressure switch
- pneumatic engines
- a single-cylinder engine
- a two-cylinder pneumatic engine
- a two-cylinder pneumatic engine with sliders
- builder showcase
- a working water pressure pump
- Chapter 12: building strong
- why things fall apart
- finding weak links
- understanding where to reinforce
- the right way to reinforce
- things to remember when reinforcing
- reinforced differential casings
- four reinforced differential casings
- reinforced worm gear casings
- three reinforced worm gear casings
- load-bearing structures
- rails, chassis, and body frames
- trusses
- a simple triangular truss
- choosing the right truss
- choosing the strongest pieces
- Part III: Motors
- Chapter 13: an inventory of LEGO motors
- 2838, the first 9V motor
- 71427, a popular and powerful 9V motor
- 43362, a lighter 9V motor
- 47154, a 9V motor in a semitransparent housing
- Micromotor
- MINDSTORMS NXT motor
- MINDSTORMS EV3 Medium motor
- MINDSTORMS EV3 Large motor
- Power Functions E motor
- Power Functions M (Medium) motor
- Power Functions L (Large) motor
- Power Functions XL motor
- Power Functions Servo motor
- RC motor
- watertight motor (old)
- watertight motor (new)
- Chapter 14: LEGO power Functions system
- manually controlling motors
- remotely controlling motors
- power supplies
- AA battery box
- AAA battery box
- rechargeable battery
- receiver
- remotes
- basic remote
- speed control remote
- the speed control feature
- modifying the remotes
- a basic remote with steering wheel
- a basic remote with sideways lever.
- A speed control remote with central steering wheel
- linear actuators
- large linear actuator
- small linear actuator
- linear actuators vs. pneumatics
- extension wires
- miscellaneous elements
- switch
- LED lights
- Chapter 15: the RC system
- overview of the LEGO RC systems
- RC proper system and its components
- the control unit
- the remote
- the steering attachment
- motors
- putting it all together
- RC system vs. PF system
- Part IV: Advanced Mechanics
- Chapter 16: wheeled steering systems
- basic LEGO steering systems
- return-to-center steering
- Ackermann steering geometry
- a simple steering arm with Ackermann geometry
- convergence of axles
- steering with virtual pivots
- a small virtual pivot steering system
- a large virtual pivot steering system
- Chapter 17: wheeled suspension systems
- driven axles
- suspension systems: concept and categories
- types of suspensions
- double-wishbone independent suspension
- Tatra-type suspension
- pendular suspension
- trailing arm suspension (floating axle suspension)
- wheel hubs and how to use them
- a pre-2011 wheel hub
- a regular wheel hub
- a steered wheel hub
- a portal wheel hub
- driven and suspended axles
- pendular suspension with turntables
- a stabilized pendular suspension
- portal axles (geared hubs)
- a stabilized pendular suspension with a portal axle
- a Tatra-type suspension stabilized with four shock absorbers
- an independent suspension
- a floating axle with four links
- steered and suspended axles
- a pendular steered axle
- an independent steered axle
- driven, steered, and suspended axles
- an independent axle
- a heavy-duty pendular portal axle
- a pendular axle with a worm gear
- Chapter 18: tracked vehicles and suspensions
- rubber tracks
- hard plastic tracks
- tracked wheel systems
- suspension systems.
- Bogies
- trailing arms suspension with shock absorbers
- trailing arm suspensions with torsion bars
- experimenting with road wheels
- custom heavy-duty tracks
- a custom heavy-duty track
- Chapter 19: transmissions
- types of transmissions
- how LEGO transmission driving rings work
- transmission designs
- 2-speed synchronized transmission
- 2-speed linear heavy-duty transmission
- 2-speed RC motor transmission
- 2-speed orbital transmission
- 2-speed ratchet transmission
- 3-speed linear transmission
- 4-speed double-lever transmission
- 4-speed synchronized transmission
- 4-speed sequential RC synchronized transmission
- 5-speed linear transmission
- 10-speed synchronized transmission
- continuously variable transmission
- distribution transmissions
- a 2-speed synchronized transmission
- a 2-speed linear heavy-duty transmission
- a 2-speed RC motor transmission
- a 2-speed orbital transmission
- a 2-speed ratchet transmission
- a 3-speed linear transmission
- a 4-speed synchronized transmission
- a 4-speed sequential RC synchronized transmission
- a 10-speed synchronized transmission
- a continuously variable transmission
- Chapter 20: adders and subtractors
- hard-coupling
- coupling motors with adders
- summing torque with an adder
- adding more than two motors
- subtractors
- why use a subtractor?
- longitudinal subtractor
- a longitudinal subtractor
- transverse subtractor
- a transverse subtractor
- a studless transverse subtractor
- Chapter 21: planetary gearing
- LEGO annular gears
- a planetary gear system with a turntable
- a planetary gear system with the #64712 wheel
- gear ratio and planetary gearing
- advantages of planetary gearing
- Chapter 22: 3D printing
- in the land of unlimited possibilities
- modifying existing designs
- complementary LEGO pieces
- third-party adapters.