thursday week 9: simple mechanics theory and...
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Thursday Week 9: Simple Mechanics
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Theory and Practice of Tangible User Interfaces
Simple MechanicsTranslating rotational motion into other types of motion
week 09
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Thursday Week 9: Simple Mechanics
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Theory and Practice of Tangible User Interfaces
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Thursday Week 9: Simple Mechanics
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Theory and Practice of Tangible User Interfaces
Gears
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Theory and Practice of Tangible User Interfaces
3 to 1 ratio
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Theory and Practice of Tangible User Interfaces
3 to 1 ratio
1/3 of the speed
3 times the torque
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Theory and Practice of Tangible User Interfaces
Bevel gear
Shifts the axis of motion by 90 degrees.
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Theory and Practice of Tangible User Interfaces
Worm gear
Shifts the axis of motion by 90 degrees. High gear ratios.
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Theory and Practice of Tangible User Interfaces
Rack-and-pinion
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Theory and Practice of Tangible User Interfaces
Cams
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Theory and Practice of Tangible User Interfaces
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Theory and Practice of Tangible User Interfaces
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Theory and Practice of Tangible User Interfaces
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Linkages
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Theory and Practice of Tangible User Interfaces
http://www.tigoe.net/pcomp/machines2.shtmlhttp://images.rermag.com/files/148/JLG_ProFit_Scissor.jpg
Scissor linkages
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Theory and Practice of Tangible User Interfaces
The Piston (Rod and Crank)
Converts rotary motion to back-and-forth linear motion.
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Theory and Practice of Tangible User Interfaces
CluckCoo
Cuckoo Clock
In-Class Exercise
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Theory and Practice of Tangible User Interfaces
1. Create the door 2. Create the bird
3. Put them together
In Class Exercise
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Theory and Practice of Tangible User Interfaces
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Theory and Practice of Tangible User Interfaces
http://www.tigoe.net/pcomp/machines2.shtml
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Theory and Practice of Tangible User Interfaces
1. Create the door 2. Create the bird
3. Put them together
In Class Exercise
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Theory and Practice of Tangible User Interfaces
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Theory and Practice of Tangible User Interfaces
1. Create the door 2. Create the bird
3. Put them together
In Class Exercise
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Theory and Practice of Tangible User Interfaces
Once you get the mechanics to work, try to control it from Arduino.
Explore and get the mechanics to work first before trying to make it work with your DC motors or servo motors.
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HomeworkPost descriptions and photos (and/or video) of your Cuckoo Clock
mechanics on the course website.
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Thanks!
Simple MechanicsSlide Number 2Slide Number 3GearsSlide Number 5Slide Number 6Slide Number 7Slide Number 8Slide Number 9CamsSlide Number 11Slide Number 12Slide Number 13Slide Number 14LinkagesSlide Number 16Slide Number 17Slide Number 18In-Class Exercise1. Create the door 2. Create the bird3. Put them together Slide Number 21Slide Number 221. Create the door 2. Create the bird3. Put them together Slide Number 241. Create the door 2. Create the bird3. Put them together Slide Number 26HomeworkThanks!