Compound planetary gear calculator. The combination of sun, planet, and ring gears provides a compact and adjustable gear ratio. Whether you’re a mechanical enthusiast, a professional engineer, or just curious about how things work, our simulator offers an in-depth look into the operations of planetary gears. Sep 26, 2025 · Planetary gear calculator is a compact online tool that delivers immediate kinematic and load estimates for epicyclic gear trains. You can see a much clearer animation in the Free advanced planetary gear train calculator. The utility computes gear ratios for three standard operating modes, returns output speed and torque, gives simple tangential force estimates on gear bodies and renders a clear geometry preview for rapid decision making. (25 + 75 =100, which is divisible by factors Planetary Gear Calculator Design your planetary gear speed reducer with this tool. com/oresos/latest This is a generator for simple planetary gears and compound planetary gears. In addition it let you compose full gear layouts with connetcted gears to design multiple gears system with control of the input/output ratio and rotation speed. May 14, 2016 · Alternatively, to give a larger sun gear diameter – 25T sun gear, 25T planetary gears and 75T ring gear gives 4:1 reduction with input to sun gear and output through the planetary carrier. Sun Teeth Planet Teeth Ring Teeth Sun Speed Carrier Speed Ring Speed Requires an HTML 5-compliant browser Gear image generation code from http://jsbin. tbt hxkuy zblh sewi jnyon ennc cksx guwlnb wvwhevu tes