58 lines
1.5 KiB
OpenSCAD
58 lines
1.5 KiB
OpenSCAD
// Plant pot saucer
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// date: 19-3-2025
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// author: Floris van den Bosch
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// parameters
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top_diameter = 110;
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wall_thickness = 2;
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spoke_spacing = 100.0;
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// derived parameters
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height = 0.15 * top_diameter;
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bottom_diameter = top_diameter - height;
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number_of_spokes = max(floor(PI * top_diameter / spoke_spacing), 3);
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spoke_center_offset = 0.15 * top_diameter;
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$fa = 0.5;
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$fs = 0.5;
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difference(){
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// outer shell
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cylinder(h = height, d1 = bottom_diameter, d2 = top_diameter);
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// interior cutout
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difference(){
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w = 2 * wall_thickness;
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d_bottom = bottom_diameter - w;
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d_top = top_diameter - w;
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translate([0,0,wall_thickness])
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cylinder(h = height, d1 = d_bottom, d2 = d_top);
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r = w;
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translate([0, 0, wall_thickness / 2])
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linear_extrude(3/2 * wall_thickness)
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offset(r=-r)
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offset(r=r)
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union(){
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for(angle = [0:360/number_of_spokes:360]){
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rotate([0 ,0, angle])
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// main spokes
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hull(){
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translate([spoke_center_offset, 0])
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circle(r = w);
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translate([top_diameter, 0])
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circle(r = w);
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}
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}
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//rounded corners
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t = 1.001 * wall_thickness / height;
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c = t * d_top + (1 - t) * d_bottom;
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difference(){
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circle(d=c + r);
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circle(d=c);
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}
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}
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}
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}
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