About This Project:

Originally intended to be a finger-painting robot from a past student, Julia Divan (here), the robotic hand used in this project has been refined and improved upon in order to unlock its full potential.

Project Tasks:

Tasks

• Restring the hand (replace fraying string with fishing line)

• Redesigned the thumb for better mobility

  • Replaced pneumatic system with two motors and fishing line

• Program the hand to mirror a human hand:

  • Used a camera tracking library (media pipe) to determine the movements of the human hand
  • Created a serial port to mimic the actions

• Program the hand to do various actions:

  • Be able to play “rock-paper-scissors” (Program 0)
  • Count in binary (Program 1)
  • Count up and down (Program 2)
  • Sign the ASL alphabet (Program 3)

  Building the Hand/Instructions

  

  Hand without SPIKE Hub and motors

Hand with SPIKE Hub and motors

• Instructions

Pictures of the Hand

Left Side View

Front View

Right Side View

Rock Paper Scissors (Program 0)

Rock Paper Scissors.mp4

• Rock Paper Scissors Code

Binary Counting (Program 1)

Binary Counting.mp4

• Binary Counting Code

Counting Up and Down (Program 2)

Up and Down Counting.mp4