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Automatic Pellet Feeder for Shrimp Aquarium

IMG_4858.png Automatic Pellet Feeder for Shrimp Aquarium
Parts.png Automatic Pellet Feeder for Shrimp Aquarium
imH7PzgnREGv._UX970_TTW__.jpg Automatic Pellet Feeder for Shrimp Aquarium
AutomaticShrimpFeeder-Base.png Automatic Pellet Feeder for Shrimp Aquarium
AutomaticShrimpFeeder-Carousel.png Automatic Pellet Feeder for Shrimp Aquarium
AutomaticShrimpFeeder-Lid.png Automatic Pellet Feeder for Shrimp Aquarium
AutomaticShrimpFeeder-Lid.stl Automatic Pellet Feeder for Shrimp Aquarium
AutomaticShrimpFeeder-Carousel.stl Automatic Pellet Feeder for Shrimp Aquarium
AutomaticShrimpFeeder-Base.stl Automatic Pellet Feeder for Shrimp Aquarium
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STL Folder details Close
  • AutomaticShrimpFeeder-Base.stl
  • AutomaticShrimpFeeder-Carousel.stl
  • AutomaticShrimpFeeder-Lid.stl

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Publication date 2021-05-03 at 00:09
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Published to Thingiverse on: 2019-11-29 at 18:04
Design number 417386
joshc

joshc

3D printer file info

3D model description

Have you wanted to automate feeding your small family of shrimp? But find automatic fish feeders dump way too much food every day, polluting the water?

HI JOSH HERE AGAIN WITH THE AUTOMATIC PELLET FEEDER FOR SHRIMP

FEED YOUR SHRIMP UP TO 32 TIMES WITH JUST A SINGLE PELLET AT A TIME

FITS ON ANY 3.6MM RIMLESS AQUARIUM

SOME ASSEMBLY REQUIRED

Parts

Hardware

  1. Bolt the stepper motor to the base using the M3 parts, screw facing up
  2. Pressure-fit carousel onto stepper motor shaft
  3. Optionally superglue the straw to the dispenser chute to guide sinking food down
  4. Wire the Arduino to the stepper motor & controller board as seen in Thing photo

Firmware

  1. Open the attached .ino sketch file in Arduino IDE
  2. In Arduino IDE: Sketch -> Include Library -> Manage Libraries.... Then search and install accelstepper (currently 1.59.0)
  3. Customize parameters like rotation interval, reservoirs per interval
  4. Upload sketch file to program the Arduino

Feed my shrimp already

  1. Hand align a carousel reservoir with the dispenser chute
  2. Fill every other carousel reservoir with desired dose of food
    • on power up/reset, the feeder will rotate once so you know it is working
  3. Power Arduino and stepper motor assembly (5v USB or power supply)
  4. Go on vacation
  5. Shrimp get fed

3D printing settings

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