2020 Infinite Recharge

ABOUT THE GAME

INFINITE RECHARGE is the game for the 2020 FIRST Robotics Competition. The game involves two alliances of three teams each competing to score power cells into the power port. Robots can also spin the control panel for additional points before they ultimately enter the rendezvous point to climb during endgame.

“BIG BOAR 2”

BB2_waterbury

Drivetrain

  • West Coast Drive with 6-inch pneumatic wheels
  • 6 Falcon 500s
  • Low gear: 8.75 ft/s (15.45:1); High gear: 16.48 ft/s (8.21:1)
  • WCP 3-stage flipped Dog Shifter gearbox

Intake

  • Rev Neo 550 (5:1 ratio)
  • 18 2-inch WCP compliant wheels
  • Pneumatic 4-bar system translates and pivots intake
  • ¼- inch polycarbonate

Index

  • Stores and feeds power cells to BB2’s shooter subsystem
  • “Upper index” powered by Rev Neo 550 (7:1 ratio)
  • “Lower index” powered by Vex 775 pro with versaplanetary gearbox (10:1)
  • Polychord with 3D printed pulleys
  • Max capacity: 5 balls (+ 2-3 more in the hopper)

Shooter

  • 4-inch urethane wheel 40A durometer
  • 2 Falcon 500s (3:2)
  • 3D printed hoods
  • Pneumatic angle adjuster
  • Rotates around a turret: ±90 degrees 
  • Turret motor: 775 Pro with 35:1 ratio
  • Limelight for autonomous aiming

Hanger

  • Spring-loaded three stage T-slot extension.
  • UHMWPE cord on ratcheted spool.
  • 100:1 geared  775pro

Programming

  • Uses a Limelight to accurately aim shooter at the power port.
  • A Lidar is also used to detect distance between robot and power port.

Competition Drive Team

  • Driver: Alex Du
  • Operator: Peter Di Natale
  • Human Player: Khushi Tyagi
  • Technician: Ethan Chapman
  • Drive Coach: Declan Murphy-Zink

RECAP

Team 7407 was ranked 8 at the Waterbury District event with a qualification record of 9-3-0 and a total record of 11-5-0.

Due to the suspension of the FRC season, the Waterbury District Event was our only competition in 2020.

BB2 also competed in the fall of 2021 at:

  • Bash @ the Beach  (Spirit Award)
  • River Rage 24 (Finalist)

AWARDS

NE District Waterbury Event

Industrial Design Award sponsored by General Motors

Screen Shot 2021-01-31 at 4.53.40 PM