Draw Bot

Bill of Materials

• Chassis/pen holder
  • custom part, will need to build in house
• 2 x suction cups (mount points for belts)
• 2 x stepper drivers
  • H Bridge power control TI 1320
• 2 x stepper motors
  • go w/ 5mm shaft
  • need 40ish oz/in?
• 2 x toothed belt pulleys
  • go w/ 5mm shaft
• 20 ft toothed belt
  • 7959521 -- Trapezoidal-Tooth Neoprene Belting Mxl Trade Size, .080" Pitch, 1/4" Width -- $1.84/foot
• 1 x servo (for controlling pen?)
• 1 x Arduino

Links

• Der Kritzler
  • source
• Hector -- the inspiration for DK
• Gates Mectrol -- possible source for the Polyurethane (PU) timing belts (aka linear motion belt)