2017:Fuel and Shooting: Difference between revisions

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*'''<u><span style="font-size:larger;">Transition</span></u>'''<u><span style="font-size:larger;">&lt;u&gt;&lt;/u&gt;</span></u>
*'''<u><span style="font-size:larger;">Transition</span></u>'''<u><span style="font-size:larger;">&lt;u&gt;&lt;/u&gt;</span></u>


'''<u><span style="font-size:larger;"></span></u>'''The transition of the balls starts with a beater bar with chicken pluckers with a diameter of 4". that leads the fuel to another beater bar with 2" diameter compliant rubber wheels with 4" diameter chicken pluckers. The second beater bar&nbsp;pushes the fuel into the hopper, which has a conveyor belt on the botom with 1.1" diameter pvc tubing which acts&nbsp;as a pulley with&nbsp;1/4" round belting wrapped around it. The conveyor leads the fuel into an indexer made with 2" compliant rubber wheels, which leads the balls into the shooter.
<u><span style="font-size:larger;"></span></u>The intake takes in the ball. The first stage of the conveyor, the chicken pluckers located to the bottom right of the intake, are powered individually and spin to move the balls into storage while intaking. The second stage of the conveyor, the conveyor belt which is mechanically linked to the indexer, does not spin until ready to shoot. When the shooter has spun up, the indexer/conveyor moves at the correct speed to move the balls into the shooter (testing is needed to find that speed). There will be an encoder on the motor of the conveyor/indexer system. The first stage of the conveyor may need to spin while shooting in order to ensure balls don't get stuck. A lower priority task is making everything move backwards to resolve possible jams. The shooter may need to move backwards on its own when taking balls from the hopper.


[[File:ExampleTransitionProfile.png]]
'''<u><span style="font-size:larger;">[[File:Robot Conveyor 2017.PNG]]</span></u>'''

Revision as of 18:25, 31 January 2017

  • ​Intake
    • 17" wide opening
    • pneumatic tubing chicken pluckers w/ 4" diameter
    • 1/2" solid aluminum hex shaft
    • center of shaft 5 3/4" high
    • using an encoder to maintain rotational speed
    • RS775 pro motor http://www.vexrobotics.com/vexpro/motors-electronics/217-4347.html
      • transmissions:
      • 4:1
      • calclulations:
      • RTENOTITLE
      • 5:1
      • calculations:
      • RTENOTITLE
      • will potentially use either one, need to test
      • lmao :-) intake is the best SuBtEaM ever! lol

RTENOTITLE

RTENOTITLE

  • Shooter<u</u>
    • Design of shooter ad to change with new transition decision
  • Programming will assist is accuracy
    • 1/2 inch aluminum hex shaft
    • Trying out motors for the upgraded shooter
    • Protyping different wheels

Shooting 1 ball at a time at ~11.14 volts:

Undershoot overshoot left right Made in
2 1 3 8 18
6% 3% 9% 25% 56%


RTENOTITLE


  • Transition<u></u>

The intake takes in the ball. The first stage of the conveyor, the chicken pluckers located to the bottom right of the intake, are powered individually and spin to move the balls into storage while intaking. The second stage of the conveyor, the conveyor belt which is mechanically linked to the indexer, does not spin until ready to shoot. When the shooter has spun up, the indexer/conveyor moves at the correct speed to move the balls into the shooter (testing is needed to find that speed). There will be an encoder on the motor of the conveyor/indexer system. The first stage of the conveyor may need to spin while shooting in order to ensure balls don't get stuck. A lower priority task is making everything move backwards to resolve possible jams. The shooter may need to move backwards on its own when taking balls from the hopper.

Robot Conveyor 2017.PNG