125 lines
3.1 KiB
OpenSCAD
125 lines
3.1 KiB
OpenSCAD
overall_cylinder_diam = 41;
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chamber_to_center = 6.96;
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chamber_diam = 11.45;
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bottom_height = 3;
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top_height = 20;
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opening_sep = 0.1;
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border = 1;
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funnel_size = 1;
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module _end_of_customizer() {}
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$fn = $preview?30:80;
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module overall_cylinder() {
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translate([0, 0, -20])
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difference() {
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cylinder(d = overall_cylinder_diam, h = 20);
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for(i = [0:5]) {
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rotate([0, 0, i/6*360])
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translate([chamber_to_center + chamber_diam/2, 0, -1])
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cylinder(d = chamber_diam, h = 22);
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}
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}
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}
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*if($preview)
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color("#777")
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overall_cylinder();
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module bottom() {
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for(i = [0:5]) {
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rotate([0, 0, i / 6 * 360])
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bottom_part();
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}
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}
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center_to_bottom_opening_center = chamber_to_center + chamber_diam / 2;
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bottom_opening_diam = center_to_bottom_opening_center * sin(360 / 12) - opening_sep;
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module bottom_part() {
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difference() {
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union() {
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rotate([0, 0, 360/12])
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linear_extrude(bottom_height)
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polygon([
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[0, 0],
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[overall_cylinder_diam / 2 * cos(360 / 12), overall_cylinder_diam / 2 * sin(360 / 12)],
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[overall_cylinder_diam / 2 * cos(360 / 12), -overall_cylinder_diam / 2 * sin(360 / 12)],
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]);
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translate([center_to_bottom_opening_center, 0, -funnel_size])
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cylinder(
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d1 = bottom_opening_diam,
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d2 = bottom_opening_diam + funnel_size,
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h = funnel_size
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);
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}
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translate([center_to_bottom_opening_center, 0, -1 - funnel_size])
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cylinder(d = bottom_opening_diam, h = bottom_height + 2 + funnel_size);
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rotate([0, 0, 360/6])
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translate([center_to_bottom_opening_center, 0, -1 - funnel_size])
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cylinder(d = bottom_opening_diam, h = bottom_height + 2 + funnel_size);
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}
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}
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color("#dd08")
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*bottom();
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module top() {
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for(i = [0:5]) {
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rotate([0, 0, i / 6 * 360])
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top_part();
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}
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}
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module top_part() {
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difference() {
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linear_extrude(top_height)
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polygon([
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[0, 0],
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[overall_cylinder_diam / 2 * cos(360 / 12), overall_cylinder_diam / 2 * sin(360 / 12)],
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[overall_cylinder_diam / 2 * cos(360 / 12), -overall_cylinder_diam / 2 * sin(360 / 12)],
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]);
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top_part_hollow();
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}
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}
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module top_part_hollow() {
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adjusted_radius = overall_cylinder_diam / 2 - border;
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hull() {
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translate([center_to_bottom_opening_center, 0, 0])
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cylinder(d = bottom_opening_diam, h = 0.1);
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translate([0, 0, top_height - 0.1 - border])
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linear_extrude(0.1)
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polygon([
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[border, 0],
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[adjusted_radius * cos(360 / 12), adjusted_radius * sin(360 / 12) - border / 2],
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[adjusted_radius * cos(360 / 12), -adjusted_radius * sin(360 / 12) + border / 2],
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]);
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}
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}
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color("#4d48")
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translate([0, 0, bottom_height])
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top();
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*if($preview)
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color("#f008")
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for(i = [0:5]) {
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rotate([0, 0, i/6*360 + 360 / 12])
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translate([center_to_bottom_opening_center, 0, 01])
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cylinder(d = bottom_opening_diam, h = bottom_height + 2);
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}
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