114 lines
2.5 KiB
OpenSCAD
114 lines
2.5 KiB
OpenSCAD
difference() {
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cage();
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ptfe();
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}
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edges();
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mount();
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module mount() {
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difference() {
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cylinder(h=4, d=116, $fn=500);
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translate([0, 0, -1])
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cylinder(h=6, d=86, $fn=500);
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for (a = [0 : 30 : 330]) {
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rotate([0, 0, a]) {
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translate([47.5, -5, -1])
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cube([5, 10, 6]);
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translate([47.5, -15, 5])
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rotate([-11.31, 0, 0])
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cube([5, 15, 2]);
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translate([47.5, 0, 2])
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rotate([11.31, 0, 0])
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cube([5, 15, 2]);
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}
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}
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}
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translate([0, 0, 2])
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torus2(d_major=86, d_minor=4, $fn=500);
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translate([0, 0, 2])
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torus2(d_major=116, d_minor=4, $fn=500);
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for (a = [0 : 45 : 315]) {
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rotate([0, 0, a]) {
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translate([57, -5, 0])
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cube([46, 10, 4]);
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translate([57, -5, 2])
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rotate([0, 90, 0])
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cylinder(h=46, d=4, $fn=50);
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translate([57, 5, 2])
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rotate([0, 90, 0])
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cylinder(h=46, d=4, $fn=50);
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}
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}
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}
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module ptfe() {
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rotate([0, 0, 0.7])
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translate([208.5 / 2, 0, 45])
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rotate([90, 0, 30])
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cylinder(h=50, d=4.2, center=true, $fn=100);
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rotate([0, 0, -0.7])
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translate([208.5 / 2, 0, 57])
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rotate([90, 0, -30])
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cylinder(h=50, d=4.2, center=true, $fn=100);
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}
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module edges() {
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translate([0, 0, 100])
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torus2(d_major=206, d_minor=4, $fn=500);
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translate([0, 0, 2])
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torus2(d_major=206, d_minor=4, $fn=500);
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}
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module cage() {
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difference() {
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translate([0, 0, 2])
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cylinder(h=98, d=210, $fn=500);
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translate([0, 0, -20])
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cylinder(h=150, d=204, $fn=500);
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for (a = [14 : 6 : 351]) {
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for (h = [10.5 : 18 : 84]) {
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rotate([0, 0, a])
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translate([100, 0, h])
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rotate([0, 90, 0])
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cylinder(h=50, d=9, $fn=50);
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}
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}
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for (a = [11 : 6 : 348]) {
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for (h = [19.5 : 18 : 93]) {
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rotate([0, 0, a])
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translate([100, 0, h])
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rotate([0, 90, 0])
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cylinder(h=50, d=9, $fn=50);
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}
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}
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}
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}
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module torus(r_major, r_minor) {
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rotate_extrude()
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translate([r_major, 0, 0])
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circle(r=r_minor);
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}
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module torus2(d_major, d_minor) {
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torus(r_major=d_major / 2, r_minor=d_minor / 2);
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} |