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Arduino Mega 2560
The main hardware controller board
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Custom motor driver shield
Made our own when the Adafruit motor shield v2 wasn't enough
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Electronic ink valve
Automated continuous ink control
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Video card fan
Used for cooling the Motor Shield
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250W Computer PSU
Supplies power to the plotter
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NEMA 17 Stepper Motors
Bipolar 1.8 degree step angle
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6v 13kg cm Servo
Used for pen lift / pen drop mechanism
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DPDT Throw Switch
Used to control main motor power and main ink power
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Black Arcade Button w/ microswitch
Used to provide ink valve override control
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8-Channel 5V Relay Module
Controls ink valve and prevents blowing an Arduino IO (ink control)
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Pine frame
Main construction frame
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DRV8825 Stepper Motor Driver
The commonly used A4988 drivers weren't powerful enough!
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1220mm x 2200mm Masonite board
Main drawing bed for the plotter
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2m Beaded chain
Used to provide a pully-like system for the main print head
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240mm x 6mm Round MDF
Main center print head housing
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6004-2RS Bearing
Provides smooth radial movement and weight to the print head
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Lead counter weights
Used to provide stability and apply constant pressure to the steppermotors
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Stepper motor cogs
Custom 3D printed cogs coupled to the stepper motors that drive the beaded chain
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Various 3D printed parts for the main print head
Pen holder, servo mount and other main print head parts
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