Used tube.scad to shorten code.
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@ -20,7 +20,7 @@
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//! Shaft couplings
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//
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include <../core.scad>
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use <../utils/tube.scad>
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function sc_length(type) = type[1]; //! Coupling length
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function sc_diameter(type) = type[2]; //! Coupling outer diameter
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@ -31,9 +31,9 @@ module shaft_coupling(type, colour = "silver") { //! Draw the shaft coupling
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vitamin(str("shaft_coupling(", type[0], "): Shaft coupling ", type[0]));
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length = sc_length(type);
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diameter = sc_diameter(type);
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d1 = sc_diameter1(type);
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d2 = sc_diameter2(type);
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radius = sc_diameter(type) / 2;
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r1 = sc_diameter1(type) / 2;
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r2 = sc_diameter2(type) / 2;
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grub_length = 3;
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module grub_screw_positions() {
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@ -42,7 +42,7 @@ module shaft_coupling(type, colour = "silver") { //! Draw the shaft coupling
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translate_z(z)
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for(a = [0, 90])
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rotate([-90, 0, a])
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translate_z(diameter / 2 + 1)
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translate_z(radius + 1)
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children();
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}
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@ -50,16 +50,9 @@ module shaft_coupling(type, colour = "silver") { //! Draw the shaft coupling
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render(convexity=2) difference() {
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union() {
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translate_z(-length / 2)
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linear_extrude(length / 2)
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difference() {
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circle(d = diameter);
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circle(d = d1);
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}
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linear_extrude(length / 2)
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difference() {
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circle(d = diameter);
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circle(d = d2);
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}
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tube(radius, r1, length / 2, false);
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tube(radius, r2, length / 2, false);
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}
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grub_screw_positions()
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rotate([180, 0, 0])
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@ -70,4 +63,3 @@ module shaft_coupling(type, colour = "silver") { //! Draw the shaft coupling
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grub_screw_positions()
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not_on_bom() screw(M3_grub_screw, grub_length);
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}
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