2012:Robot Design Details: Difference between revisions

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== Current Design ==
*Pictures of robot:
**[http://penfieldrobotics.com/wiki/images/2/29/FR_Robot-Back.pdf Robot Back]
**[http://penfieldrobotics.com/wiki/images/b/bb/FR_Robot-Conveyors.pdf Robot Conveyors]
**[http://penfieldrobotics.com/wiki/images/c/cc/FR_Robot-Front.pdf Robot Front]
**[http://penfieldrobotics.com/wiki/images/2/2b/FR_Robot-Iso.pdf Robot Iso]
**[http://penfieldrobotics.com/wiki/images/4/45/FR_Robot-Left.pdf Robot Left]
**[http://penfieldrobotics.com/wiki/images/2/2e/FR_Robot-Right.pdf Robot Right]
**[http://penfieldrobotics.com/wiki/images/b/b4/FR_Robot-Top.pdf Robot Top]
**[http://penfieldrobotics.com/wiki/images/f/f7/FR_Robot-Turret.pdf Robot Turret]
== Preliminary Design  ==
== Preliminary Design  ==


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  -Need to shoot over 60ft.
  -Need to shoot over 60ft.
== Robot Specifications  ==
== Robot Specifications  ==
Overall:
 
Time from collection to shooting should be less than 2 seconds.
'''Overall:'''
The direction that the balls leave the robot must be opposite from the side of the robot that collects the balls.
 
All designs need to be robust so that time spent fixing the robot is to a minimum.
*Time from collection to shooting should be less than 2 seconds.  
All parts should be easily serviced if needed.
*The direction that the balls leave the robot must be opposite from the side of the robot that collects the balls.  
Shooter:
*All designs need to be robust so that time spent fixing the robot is to a minimum.  
Must be consistent within 2 degrees of the hoop when shooting from the key.
*All parts should be easily serviced if needed.
Range must be from at least the barrier of the far zone to the basket.
 
Must be able to shoot over 60 inch obstacles.
'''Shooter:'''
Desired to have a design conducive to a automated aiming system.
 
Time between command to fire and ball firing must be less than 0.5 seconds.
*Must be consistent within 2 degrees of the hoop when shooting from the key.  
Storage:
*Range must be from at least the barrier of the far zone to the basket.  
Must have ability to queue balls to get them ready to fire as soon as possible.
*Must be able to shoot over 60 inch obstacles.  
Must have sensors to detect ball movement through the system.
*Desired to have a design conducive to a automated aiming system.  
Must be able to remove balls from the system when the robot is turned off.
*Time between command to fire and ball firing must be less than 0.5 seconds.
Speed of transit must satisfy combined collection to shoot time of 2 seconds.
 
Collector:
'''Storage:'''
Must be able to be turned off and on quickly.
 
Must be able to pick up balls that are located on the wall of the court easily.
*Must have ability to queue balls to get them ready to fire as soon as possible.  
Must be able to pick up a ball when in contact with the collector and immediately (<0.2 seconds) pass it to the storage system.
*Must have sensors to detect ball movement through the system.  
Bridge Articulator:
*Must be able to remove balls from the system when the robot is turned off.  
Must be able to exert enough force to lower the bridge to the point where the drive train can easily get on the bridge.
*Speed of transit must satisfy combined collection to shoot time of 2 seconds.
Needs to be able to take the abuse of another robot or force resisting the motion of putting down the bridge.
 
Must be able to manipulate the bridge from horizontal to drive over position in less than 1 second.
'''Collector:'''
It would also be useful to have the articulator assist in ball collection.
 
Drivetrain:
*Must be able to be turned off and on quickly.  
Must be able to easily transverse the barrier and bridges in less than 2 seconds.
*Must be able to pick up balls that are located on the wall of the court easily.  
Max Drivetrain speed should be between 10 to 11ft/s.
*Must be able to pick up a ball when in contact with the collector and immediately (&lt;0.2 seconds) pass it to the storage system.
Drivetrain must have slow mode for fine control on bridges and barriers.
 
<br>
'''Bridge Articulator:'''
 
*Must be able to exert enough force to lower the bridge to the point where the drive train can easily get on the bridge.  
*Needs to be able to take the abuse of another robot or force resisting the motion of putting down the bridge.  
*Must be able to manipulate the bridge from horizontal to drive over position in less than 1 second.  
*It would also be useful to have the articulator assist in ball collection.
 
'''Drivetrain:'''
 
*Must be able to easily transverse the barrier and bridges in less than 2 seconds.  
*Max Drivetrain speed should be between 10 to 11ft/s.  
*Drivetrain must have slow mode for fine control on bridges and barriers.  
*Sketches for frame height/wheel base can be found [[Media:ForeDiagramWheelsAligned.jpg|here ]]and [[Media:WheelsBelowFrame.jpg|here]].


== Main Robot Design  ==
== Main Robot Design  ==

Latest revision as of 21:39, 7 February 2012

Current Design


Preliminary Design

Preliminary design after Sunday January 8th Design Sessions


-Drivetrain - 6 Wheel Pnuematic

-Collectors to prototype

-Stationary Beater Bar
-Actuator Beater Bar and Wings
-Hungry Hungry Hippos
-U Shaped Brush

-Bridge Actuators to prototype

-Actuator also acts as collector
-actuator is seperate from collector

-Storage will be 3 stage

-Shooter will be a turret

-Spinning wheels to shoot
-Need backspin on ball
-Variable Speed
-Variable angle (could be speed)
-Need to shoot over 60ft.

Robot Specifications

Overall:

  • Time from collection to shooting should be less than 2 seconds.
  • The direction that the balls leave the robot must be opposite from the side of the robot that collects the balls.
  • All designs need to be robust so that time spent fixing the robot is to a minimum.
  • All parts should be easily serviced if needed.

Shooter:

  • Must be consistent within 2 degrees of the hoop when shooting from the key.
  • Range must be from at least the barrier of the far zone to the basket.
  • Must be able to shoot over 60 inch obstacles.
  • Desired to have a design conducive to a automated aiming system.
  • Time between command to fire and ball firing must be less than 0.5 seconds.

Storage:

  • Must have ability to queue balls to get them ready to fire as soon as possible.
  • Must have sensors to detect ball movement through the system.
  • Must be able to remove balls from the system when the robot is turned off.
  • Speed of transit must satisfy combined collection to shoot time of 2 seconds.

Collector:

  • Must be able to be turned off and on quickly.
  • Must be able to pick up balls that are located on the wall of the court easily.
  • Must be able to pick up a ball when in contact with the collector and immediately (<0.2 seconds) pass it to the storage system.

Bridge Articulator:

  • Must be able to exert enough force to lower the bridge to the point where the drive train can easily get on the bridge.
  • Needs to be able to take the abuse of another robot or force resisting the motion of putting down the bridge.
  • Must be able to manipulate the bridge from horizontal to drive over position in less than 1 second.
  • It would also be useful to have the articulator assist in ball collection.

Drivetrain:

  • Must be able to easily transverse the barrier and bridges in less than 2 seconds.
  • Max Drivetrain speed should be between 10 to 11ft/s.
  • Drivetrain must have slow mode for fine control on bridges and barriers.
  • Sketches for frame height/wheel base can be found here and here.

Main Robot Design

Archive

2011 Robot Design Details

2010 Robot Design Details

2009 Robot Design Details