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DESIGN II. Manipulators. Mechanical. MVRT. 10-09-2006. QUESTION I. QUESTION I. What is a. What is a. manipulator. manipulator. ?. ?. ANSWER I. Element that interacts with other objects. CONCEPT I. Manipulators work through physical contact. CONCEPT I. No... Electromagnetism

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DESIGN II

Manipulators

Mechanical

MVRT

10-09-2006


QUESTION I

QUESTION I

What is a

What is a

manipulator

manipulator

?

?


ANSWER I

Element that interacts with other objects


CONCEPT I

Manipulators work through physical contact


CONCEPT I

  • No...

  • Electromagnetism

  • Non-friction heating

  • Antigravity

  • Other unexplained natural phenomena


QUESTION II

Why do we avoid non-physical manipulation?


ANSWER II

Simple and dependable is better


CONCEPT II

Manipulators should be designed for a specific purpose


CONCEPT II

  • Purposes:

  • Changing position of field objects

  • Changing position of robot w/ FOs


PICTURE I

Team 166 holding 4 tetras.


PICTURE II

Team 60 holding 2 goals.


PICTURE III

Teams 233 and 522 hanging from the bar.


QUESTION III

How well does each manipulator accomplish its purpose?


CONCEPT III

Manipulators need to be positioned or position themselves


CONCEPT III

  • Methods of positioning.

  • Drivetrain

  • Powered (mechanized)


PICTURE IV

Teams 115 balancing with two goals and multiple balls.


PICTURE V

Teams 114’s self-tracking rotating shooter.


PICTURE VI

Teams 75’s first shooter concept.


QUESTION IV

What are the pros and cons of each positioning method?


CONCEPT IV

Manipulators need to consistently affect FOs


CONCEPT IV

  • Methods of affection

  • Friction

  • Vacuum

  • Physical constraint


PICTURE VII

Teams 469’s robot for 2006.


PICTURE VIII

Teams 1902’s intake rollers.


PICTURE IX

Teams 1388 capping a tetra.


QUESTION V

What are some uses for each method of affection?


DESIGN II

Manipulators

By Humphrey Hu

Photographs from ChiefDelphi

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