DIY Machines Kinetic Sand Table Project - https://youtu.be/Lng_AsmfBfU
https://www.diymachines.co.uk/kinetic-sand-art-coffee-table-self-drawing
A free and easy to build kinetic sand table.
* Integrated LED smart (WS28212b/Neopixel) lighting.
* Very quiet during operation.
* CoreXY style mechanism.
* Detailed build instructions video available here: https://youtu.be/Lng_AsmfBfU
- 12v Nema 17 stepper motors (x2): https://geni.us/StepperMotor
- GT2 Timing belt (3m was used in the video): https://geni.us/TimingBelt5m
- 5mm bore idler, 6mm or 10mm width, 20 teeth (x2): https://geni.us/6mmIdler5mmBoreToothed
- 5mm bore idler, 6 or 10mm width, toothless (x4): https://geni.us/6mmIdlerWheel5mmBore
- Elegoo Arduino Uno (x1): https://geni.us/ArduinoUno
- Nuts, bolts and screws (See list below): https://geni.us/NutsAndBolts
- M2.5 x 6mm bolts (for securing Raspberry Pi) (x4): https://geni.us/PiBolt
- Stepper drivers - TMC2208 (x2): https://geni.us/TMC2208
- Contact switch (x3): https://geni.us/ContactSwitch
- Arduino CNC Shield (x1): https://geni.us/ArduinoCNCShield
- Raspberry Pi (Zero W can cope but I recommend model 3 A+): https://geni.us/RaspberryPiAPlus
- Magnets, I used three x 15x3mm and one countersunk 20x7mm all high strength: https://geni.us/CountersunkMagnet https://geni.us/N52Magnets
- 30mm 5V Fan (x1): https://geni.us/30mm5vFan
- Micro SD Card 8Gb or higher for Raspberry Pi (x1): https://geni.us/Micro-SD
- Neopixels/WS2812b on a 30 per meter roll: https://geni.us/5mWS2812B30m
- 12mm momentary push button (x3): https://geni.us/MomentaryPush12mm
- 10k potentiometers (x2): https://geni.us/Potentiometers
- Some filament for the printed parts (I used PLA, including the wood infused LumberJake from 3D Jake): https://www.3djake.com
- Wiring blocks - five wires (x2) and three wires (x2). I used the Wago 221 series: https://geni.us/Wago221
- Mini360 Buck Converter (x1): https://geni.us/Mini360
- Faux leather fabric (enough to cover the surface): https://geni.us/FauxLeather
- Steel ball - 20mm:
- Sand (I used around 600g):
- Arduino Nano (x1): https://geni.us/ArduinoNanoV3
- Electrical wire: https://geni.us/22AWGWire
- 12v power supply - 2A or greater (x1): https://geni.us/12VPowerSupply2A
- Barrel Connector - Female (x1): https://geni.us/FemalePowerBarrel
- Pocket hole jig (optional but very useful): https://geni.us/PocketHoleJig
To make a table frame which measures roughly 80 x 60cm (See www.diymachines.co.uk for instructions on how to build a larger or smaller version.):
- 40cm long linear rail with block - MGN12H (x2): https://geni.us/LinearRail400mm
- 60cm long linear rail with block - MGN12H (x1): https://geni.us/LinearRail600mm
Nuts, bolts and screws needed:
- M5 x 20mm (x6)
- M3 x 8mm (x18)
- M3 x 12mm (x19)
- M3 nuts (x6)
- M2.5 bolts for Pi (x4)
- Short wood screws (x45)
- Optional pocket hole screws (x24)
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