2 Stage Planetary Gear Box

Heavy Duty 2-Stage Planetary Gearbox | 36:1 Reduction | 100 Kg Load TestedThis project presents a dual-stage high-torque planetary gearbox, fully engineered and manufactured using precision FDM technology.Designed with structural strength priority and printed at 100% solid density in PETG, this gearbox is capable of rotating up to 100 Kg load under controlled conditions.🎥 Full Working Video:https://youtu.be/UQAriS6rcrk⚙️ Gear Specification (Per Stage)Module: 1Ring Gear: 120 TeethPlanet Gear: 48 TeethSun Gear: 24 TeethConfiguration: Ring Fixed, Sun Input, Carrier OutputBoth stages identical🔢 Gear Ratio CalculationSingle Stage Ratio:GR = 1 + (Ring / Sun)GR = 1 + (120 / 24)GR = 6 : 1Total for Two Stages:6 × 6 = 36 : 1 ReductionThis provides significant torque multiplication suitable for heavy rotary applications.🛠 Manufacturing DetailsPrinter: Bambu Lab P1SMaterial: PETGInfill: 100%Motor Used: NEMA 24Strength-focused print strategy🏋 Performance✔ Tested with 100 Kg rotational load✔ Smo