Saturday, April 18, 2015

Utility Arm Hybrid Part 2



More work on the mechanical Utility Arms

Had to order correct belts that would fit between the servo and the util arm itself.
I also added fittings and noticed that the clearance through the skin was too tight, I would have to sand/clear out the openings better to allow clearance of the arms.

Took the unit apart and ran some more holes to allow screwing through the outer plastic frame to the metal frame units.

Tested the unit against the arduino using some test code to run the servos with 


Here is a closeup of the gears connected and spacing between the arm and the outer box.


Completely assembled it was time to paint!


Taped off the main gear shafts (I actually couldn't pull them off so I left them on).


Primed the arms using a strong primer, waited 15mins - sprayed it again in the basement


Here is the other arm


The smells were so strong, the house smelled like primer paint... I was not the most liked person in the house for the next few days and took it out to the garage once warmer weather came (I needed 50 degrees or higher with low humidity).

Started the spray the R2 blue now... First coat... wait 15


Second Coat... wait 15.. then third.



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