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central_wheel.scad
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central_wheel.scad
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include <constants.scad>
use <spur_generator.scad>
use <parametric_involute_gear_v5.0.scad>
module wheel() {
// cogged wheel
circular_pitch = fit_spur_gears(bearing_teeth, central_teeth, leaf_radius*1.01);
translate([0, 0, -central_length])
gear(circular_pitch = circular_pitch,
number_of_teeth = central_teeth,
pressure_angle = pressure_angle,
bore_diameter = 0,
circles = 6,
hub_diameter = axis_radius/5,
rim_width = axis_radius/5,
gear_thickness = bearing_length/2,
rim_thickness = bearing_length/2,
hub_thickness = bearing_length/2);
// axis
translate([0, 0, -central_length*0.6])
cylinder(central_length*0.5, axis_radius, axis_radius, center=true);
}
module cap() {
translate([0, 0, -leaf_z*2.2]) difference() {
cylinder(bearing_length/2, axis_radius*1.5, axis_radius*1.5, center=true);
cylinder(bearing_length/2, axis_radius, axis_radius, center=true);
}
}
module central_wheel() {
wheel();
cap();
}
// main
central_wheel();
//wheel();
//cap();