ManipulatorsMechanicalMVRT10-09-2006

DESIGN II

What is

a

QUESTIO

N I manipu

lator

?

What is aQUESTION I

manipulator ?

Element that interacts with other objects

ANSWER I

Manipulators work through physical contact

CONCEPT I

No...• Electromagnetism• Non-friction heating• Antigravity• Other unexplained natural phenomena

CONCEPT I

Why do we avoid non-physical manipulation?

QUESTION II

Simple and dependable is better

ANSWER II

Manipulators should be designed for a specific purpose

CONCEPT II

Purposes:•Changing position of field objects

•Changing position of robot w/ FOs

CONCEPT II

PICTURE I

Team 166 holding 4 tetras.

PICTURE II

Team 60 holding 2 goals.

PICTURE III

Teams 233 and 522 hanging from the bar.

How well does each manipulator accomplish its purpose?

QUESTION III

Manipulators need to be positioned or position themselves

CONCEPT III

Methods of positioning.•Drivetrain•Powered (mechanized)

CONCEPT III

PICTURE IV

Teams 115 balancing with two goals and multiple balls.

PICTURE VTeams 114’s self-tracking rotating shooter.

PICTURE VITeams 75’s first shooter concept.

What are the pros and cons of each positioning method?

QUESTION IV

Manipulators need to consistently affect FOs

CONCEPT IV

Methods of affection•Friction•Vacuum•Physical constraint

CONCEPT IV

PICTURE VII

Teams 469’s robot for 2006.

PICTURE VIIITeams 1902’s intake rollers.

PICTURE IX

Teams 1388 capping a tetra.

What are some uses for each method of affection?

QUESTION V

ManipulatorsBy Humphrey HuPhotographs from ChiefDelphiYou may not modify this Powerpoint without permission

DESIGN II