Easy Parametric Funnel Generator

This model allows you to generate a funnel perfectly suited to your needs by entering just a few parameters. The design is optimized for 3D printing and does not require any supports. Update 23/08/2025: Changed base shape from half-sphere to cone. The previous variant was causing print errors at the connection between the rim and the spout. Model Highlights:Adjustable dimensions – fully customizable with just a few input parametersOptimized for easy and reliable 3D printing without supportsChoose filament material according to the fluids you plan to use the funnel withPLA Silk is not recommended for prints where strength is required Available Parameters:rim_diam – diameter of the funnel’s top edge (inlet opening).collar_diam – diameter of the collar below the rim (stabilizing ring).stem_len – length of the funnel’s stem (narrow outlet part).shell_thickness – wall thickness of the funnel.collar_height – height of the collar below the rim.stem_diam – diameter of the stem (outlet).Happy p