https://smorygo.com/gearset_calc https://smorygo.com/images/split_ring_set.png Split-ring planetary gear set preview Live preview of a two-stage split-ring (compound) planetary gear set with computed reduction ratio and collision check. https://smorygo.com/images/2st_planetary_3d.png Two-stage planetary gear set – 3D STEP/STL export Exported 3D assembly of a two-stage split-ring planetary reducer — solid gears with engraved parameters, ready for CAD (STEP) or 3D printing (STL). https://smorygo.com/images/planetary_3d.png Planetary gear set – 3D assembly export Single-stage planetary gear assembly exported as a 3D STEP/STL model with engraved gear parameters on every part. https://smorygo.com/images/wave_3d.png Wave reducer – 3D STEP/STL export Wave reducer with rolling elements as an exported 3D assembly — outer wave wheel, eccentric generator, cage with ball seats, and rolling bodies. https://smorygo.com/images/gear_3d.png Involute spur gear – 3D STEP/STL export Single involute gear exported as a solid 3D model — engraved tooth data on the face, watertight STL and clean STEP. https://smorygo.com/images/gear_pair_3d.png Internal gear pair – 3D export Internal gear pair exported in 3D — pinion and internal ring gear as separate solids with engraved parameters. https://smorygo.com/images/3d_interface.png 3D export interface with live preview The 3D model section of the calculators — live rotating 3D preview with thickness and bore options, plus STEP/STL downloads. https://smorygo.com/images/split_ring_search.png Split-ring search results Search results listing valid integer tooth-count combinations for a two-stage differential planetary reducer. https://smorygo.com/images/screenshot_d.png Split-ring calculator – dark theme Dark interface of the two-stage split-ring calculator showing the animated gear set and ratio results. https://smorygo.com/images/screenshot_w.png Split-ring calculator – light theme Light UI showing search results and live SVG animation of the two-stage differential planetary gear set. https://smorygo.com/images/planetary_set_1.png Single-stage planetary gear calculator Single-stage epicyclic gear calculator in Common mode with ratio display, validation checks, and SVG export. https://smorygo.com/images/planetary_search.png Planetary gear search results Search mode results for a single-stage planetary set — lists tooth-count candidates sorted by ratio accuracy. https://smorygo.com/images/gear_pair.png Involute gear pair preview Gear pair generator showing a meshing pair with profile shift, pitch circles, and animated rotation. https://smorygo.com/images/gear_pair_1.png Gear pair with reference geometry Detailed gear pair view with reference geometry overlay — pitch, addendum, dedendum, and base circles visible. https://smorygo.com/images/dxf_bundle.png DXF bundle export Example DXF bundle containing every gear, carrier, and reference construction lines for machining or CAD import. https://smorygo.com/images/dxf_gear_Z10.png DXF planet gear (Z10) Individual DXF export of a Z10 planet gear including pitch diameter, dedendum/addendum references, and involute teeth. https://smorygo.com/images/dxf_gear_tooth.png Zoomed tooth spline Close-up DXF snapshot of the root fillet — formed from a spline with dozens of control points for smooth transitions.