V3 ready to render. TODO: fix spiral triangular voids. Need to fit inner spoke area tighter.
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@ -1,4 +1,252 @@
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//V3
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include <../libraries/gnal_v3.scad>;
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include <../libraries/gnal_v3.scad>;
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$fn = 200;
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SPOKE_COUNT = 24;
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spiral(60, 45.55, 2.075, $fn);
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PART="";
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module gnal_100ft_spiral (spiral_count = 60, od = 298.75) {
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outer_d = 299;
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outer_d_inside = outer_d - 6;
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outer_h = 7.5;
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spoke_len = 123;
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spoke_w = 3;
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spoke_h = 4.2 + 3;
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spoke_2_len = 85;
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spoke_cross_1_d = 63;
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spoke_cross_1_w = 18;
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spoke_cross_2_d = 108;
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spoke_cross_2_w = 15;
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spoke_3_len = 39;
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spoke_3_w = 2;
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translate([0, 0, -3.6]) difference () {
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cylinder(r = outer_d / 2, h = spoke_h, center = true, $fn = 500);
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cylinder(r = outer_d_inside / 2, h = outer_h + 1, center = true, $fn = 500);
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}
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difference () {
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gnal_spiral_core();
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//rounded spoke voids
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
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translate([0, 26.75, 0]) {
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cylinder(r = 2, h = 20, center = true, $fn = 40);
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}
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}
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}
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}
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//main spokes
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, i * (360 / SPOKE_COUNT)]) {
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translate([(spoke_len / 2) + (48 / 2), 0, -3.6]) {
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cube([spoke_len, spoke_w, spoke_h], center = true);
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}
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}
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}
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//secondary spokes
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
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translate([(outer_d / 2) - (spoke_2_len / 2) - 2, 0, -3.6]) {
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cube([spoke_2_len, spoke_w, spoke_h], center = true);
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}
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}
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}
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//spoke cross bars
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
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translate([63, 0, -3.6]) {
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rotate([0, 0, 20]) {
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cube([ spoke_w, 18, spoke_h], center = true);
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}
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}
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}
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}
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//second spokes
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
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translate([(outer_d / 2) - (spoke_2_len / 2) - 2, 0, -3.6]) {
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cube([spoke_2_len, spoke_w, spoke_h], center = true);
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}
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}
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}
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//second spoke cross pieces
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for (i = [0 : SPOKE_COUNT * 2]) {
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rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 2))]) {
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translate([spoke_cross_2_d, 0, -3.6]) {
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rotate([0, 0, -20]) {
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cube([ spoke_w, spoke_cross_2_w, spoke_h], center = true);
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}
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}
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}
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}
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//third spokes
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for (i = [0 : SPOKE_COUNT * 2]) {
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rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 2))]) {
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translate([(outer_d / 2) - (spoke_3_len / 2) - 2, 0, -3.6]) {
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cube([spoke_3_len, spoke_3_w, spoke_h], center = true);
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}
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}
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}
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translate([0, 0, -.1]) {
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rotate([0, 0, -90]) {
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difference () {
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film_guide(spiral_count);
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT) ]) {
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translate([(83 / 4) + (48 / 2), 0, -3.6]) triangle_void();
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}
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}
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for (i = [0 : SPOKE_COUNT * 2]) {
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rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 2)) ]) {
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translate([(258 / 2) - (spoke_2_len / 2) + 1 , 0, -3.6]) triangle_void_2();
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}
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}
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for (i = [0 : SPOKE_COUNT * 4]) {
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rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 4)) ]) {
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if (i % 2 == 0) {
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translate([(outer_d / 2) - (spoke_3_len / 2) + 1 , 0.3, -3.6]) triangle_void_3();
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} else {
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translate([(outer_d / 2) - (spoke_3_len / 2) + 1, -0.3, -3.6]) triangle_void_3();
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}
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}
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}
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}
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}
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}
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}
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module gnal_100ft_top () {
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H = 5;
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center_d = 53;
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spoke_w = 4.5;
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spokes = 12;
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outer_d = 299;
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inner_d = 150;
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inner_d_2 = 215;
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void_d = 22.5;
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hole_d = 3.5;
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hole_spacing = 37;
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core_d = 29.5;
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core_bottom_d = 26.2;
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difference () {
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union () {
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cylinder(r = center_d / 2, h = H, center = true, $fn = 100);
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for (i = [0 : spokes]) {
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rotate([0, 0, i * (360 / spokes)]) translate([0, outer_d / 4, 0]) cube([spoke_w, (outer_d / 2) - 1, H], center = true);
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}
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//outer spokes
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for (i = [0 : spokes * 2]) {
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rotate([0, 0, i * (360 / (spokes * 2))]) translate([0, (outer_d / 2) - 25, 0]) cube([spoke_w, (outer_d / 2) - (inner_d_2 / 2) , H], center = true);
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}
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}
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//void
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cylinder(r = void_d / 2, h = H + 1, center = true, $fn = 100);
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//speed holes
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for (i = [0 : 3]) {
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rotate([0, 0, (i * 90) + 45]) translate([0, hole_spacing / 2, 0]) cylinder(r = hole_d / 2, h = H + 1, center = true);
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}
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//rounding of center cylinder
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for (i = [0 : spokes]) {
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rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([-2.75, 26.5, 0]) cylinder(r = 2, h = H+1, center = true, $fn = 40);
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rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([2.75, 26.5, 0]) cylinder(r = 2, h = H+1, center = true, $fn = 40);
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rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([0, 26.5, 0]) cube([5, 4, H + 1], center = true);
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}
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}
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difference () {
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cylinder(r = (center_d / 2) - 1.8, h = H, center = true, $fn = 200);
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cylinder(r = (hole_spacing / 2) + 2, h = H + 1, center = true, $fn = 200);
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}
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//outer ring
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difference () {
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cylinder(r = outer_d / 2, h = H, center = true, $fn = 200);
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cylinder(r = (outer_d / 2) - 5, h = H + 1, center = true, $fn = 200);
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}
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//inner ring
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difference () {
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cylinder(r = inner_d / 2, h = H, center = true, $fn = 200);
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cylinder(r = (inner_d / 2) - 5, h = H + 1, center = true, $fn = 200);
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}
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//second inner ring
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difference () {
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cylinder(r = inner_d_2 / 2, h = H, center = true, $fn = 200);
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cylinder(r = (inner_d_2 / 2) - 5, h = H + 1, center = true, $fn = 200);
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}
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//rounded cross connectors
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for (i = [0 : spokes]) {
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rotate([0, 0, i * (360 / spokes)]) translate([0, (inner_d / 2) - (spoke_w / 2), 0]) difference() {
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cylinder(r = 6.5, h = H, center = true);
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translate([6.25, 6, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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translate([-6.25, 6, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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translate([-6.1, -7, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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translate([6.1, -7, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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}
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}
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difference () {
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union () {
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translate([0, 0, 3.75 + 1]) cylinder(r = core_d / 2, h = H, center = true, $fn = 60);
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translate([0, 0, 3.75 + 1 + 3.2]) cylinder(r = core_bottom_d / 2, h = H, center = true, $fn = 60);
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}
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cylinder(r = void_d / 2, h = H * 5 , center = true, $fn = 100);
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translate([0, 0, 4 + 1 + 2.25]) spacer_ridges();
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}
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//rounded second ring connectors
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for (i = [0 : spokes]) {
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rotate([0, 0, i * (360 / spokes)]) translate([0, 205 / 2, 0]) difference () {
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translate([0, 2, 0]) cube([13, 12, H], center = true);
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translate([6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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translate([-6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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translate([6.2, 8.75, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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translate([-6.2, 8.75, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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}
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}
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//second ring connectors
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for (i = [0 : spokes * 2]) {
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rotate([0, 0, i * (360 / (spokes * 2))]) translate([0, 205 / 2, 0]) difference () {
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translate([0, 4, 0]) cube([13, 8, H], center = true);
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translate([6.2, 8.75, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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translate([-6.2, 8.75, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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}
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}
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for (i = [0 : spokes * 2]) {
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rotate([0, 0, i * (360 / (spokes * 2))]) translate([0, 289 / 2, 0]) difference () {
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translate([0, 0, 0]) cube([13, 9, H], center = true);
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translate([6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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translate([-6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
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}
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}
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}
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module film_guide (rotations = 60, id = 45.55, spacing = 2.075) {
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$fn = 200;
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spiral(rotations, id, spacing, $fn);
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}
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if (PART == "spiral") {
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gnal_100ft_spiral();
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} else if (PART == "top") {
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gnal_100ft_top();
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} else if (PART == "spacer") {
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gnal_spacer();
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} else if (PART == "insert_s8") {
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gnal_spiral_bottom_insert_s8();
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} else if (PART == "insert_16") {
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gnal_spiral_bottom_insert_16();
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} else if (PART == "spacer_16") {
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gnal_spacer_16();
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}
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@ -1,4 +1,175 @@
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//V3
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include <../libraries/gnal_v3.scad>;
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include <../libraries/gnal_v3.scad>;
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$fn = 200;
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SPOKE_COUNT = 24;
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spiral(40, 45.55, 2.075, $fn);
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PART="";
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module gnal_50ft_spiral (spiral_count = 40, od = 215.75) {
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outer_d = 215;
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outer_d_inside = 209;
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outer_h = 7.5;
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spoke_len = 81;
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spoke_w = 3;
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spoke_h = 4.2 + 3;
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spoke_2_len = 43;
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translate([0, 0, -3.6]) difference () {
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cylinder(r = outer_d / 2, h = spoke_h, center = true, $fn = 500);
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cylinder(r = outer_d_inside / 2, h = outer_h + 1, center = true, $fn = 500);
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}
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difference () {
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gnal_spiral_core();
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//rounded spoke voids
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
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translate([0, 26.75, 0]) {
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cylinder(r = 2, h = 20, center = true, $fn = 40);
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}
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}
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}
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}
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//main spokes
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, i * (360 / SPOKE_COUNT)]) {
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translate([(spoke_len / 2) + (48 / 2), 0, -3.6]) {
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cube([spoke_len, spoke_w, spoke_h], center = true);
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}
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}
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}
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//secondary spokes
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
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translate([(outer_d / 2) - (spoke_2_len / 2) - 2, 0, -3.6]) {
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cube([spoke_2_len, spoke_w, spoke_h], center = true);
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}
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}
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}
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//spoke cross bars
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
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translate([63, 0, -3.6]) {
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rotate([0, 0, 20]) {
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cube([ spoke_w, 18, spoke_h], center = true);
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}
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}
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}
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}
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translate([0, 0, -.1]) {
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rotate([0, 0, -90]) {
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difference () {
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film_guide(spiral_count);
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for (i = [0 : SPOKE_COUNT]) {
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rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT) ]) {
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translate([(spoke_len / 4) + (48 / 2), 0, -3.6]) triangle_void();
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}
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}
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for (i = [0 : SPOKE_COUNT * 2]) {
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rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 2)) ]) {
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translate([(outer_d / 2) - (spoke_2_len / 2) + 1 , 0, -3.6]) triangle_void_2();
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}
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}
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}
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}
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}
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}
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|
module gnal_50ft_top () {
|
||||||
|
H = 5;
|
||||||
|
center_d = 53;
|
||||||
|
spoke_w = 4.5;
|
||||||
|
spokes = 12;
|
||||||
|
outer_d = 215;
|
||||||
|
inner_d = 150;
|
||||||
|
void_d = 22.5;
|
||||||
|
hole_d = 3.5;
|
||||||
|
hole_spacing = 37;
|
||||||
|
core_d = 29.5;
|
||||||
|
core_bottom_d = 26.2;
|
||||||
|
|
||||||
|
difference () {
|
||||||
|
union () {
|
||||||
|
cylinder(r = center_d / 2, h = H, center = true, $fn = 100);
|
||||||
|
for (i = [0 : spokes]) {
|
||||||
|
rotate([0, 0, i * (360 / spokes)]) translate([0, outer_d / 4, 0]) cube([spoke_w, (outer_d / 2) - 1, H], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//void
|
||||||
|
cylinder(r = void_d / 2, h = H + 1, center = true, $fn = 100);
|
||||||
|
//speed holes
|
||||||
|
for (i = [0 : 3]) {
|
||||||
|
rotate([0, 0, (i * 90) + 45]) translate([0, hole_spacing / 2, 0]) cylinder(r = hole_d / 2, h = H + 1, center = true);
|
||||||
|
}
|
||||||
|
//rounding of center cylinder
|
||||||
|
for (i = [0 : spokes]) {
|
||||||
|
rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([-2.75, 26.5, 0]) cylinder(r = 2, h = H+1, center = true, $fn = 40);
|
||||||
|
rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([2.75, 26.5, 0]) cylinder(r = 2, h = H+1, center = true, $fn = 40);
|
||||||
|
rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([0, 26.5, 0]) cube([5, 4, H + 1], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
difference () {
|
||||||
|
cylinder(r = (center_d / 2) - 1.8, h = H, center = true, $fn = 200);
|
||||||
|
cylinder(r = (hole_spacing / 2) + 2, h = H + 1, center = true, $fn = 200);
|
||||||
|
}
|
||||||
|
//outer ring
|
||||||
|
difference () {
|
||||||
|
cylinder(r = outer_d / 2, h = H, center = true, $fn = 200);
|
||||||
|
cylinder(r = (outer_d / 2) - 5, h = H + 1, center = true, $fn = 200);
|
||||||
|
}
|
||||||
|
//inner ring
|
||||||
|
difference () {
|
||||||
|
cylinder(r = inner_d / 2, h = H, center = true, $fn = 200);
|
||||||
|
cylinder(r = (inner_d / 2) - 5, h = H + 1, center = true, $fn = 200);
|
||||||
|
}
|
||||||
|
//rounded cross connectors
|
||||||
|
for (i = [0 : spokes]) {
|
||||||
|
rotate([0, 0, i * (360 / spokes)]) translate([0, (inner_d / 2) - (spoke_w / 2), 0]) difference() {
|
||||||
|
cylinder(r = 6.5, h = H, center = true);
|
||||||
|
translate([6.25, 6, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
|
||||||
|
translate([-6.25, 6, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
|
||||||
|
translate([-6.1, -7, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
|
||||||
|
translate([6.1, -7, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
difference () {
|
||||||
|
union () {
|
||||||
|
translate([0, 0, 3.75 + 1]) cylinder(r = core_d / 2, h = H, center = true, $fn = 60);
|
||||||
|
translate([0, 0, 3.75 + 1 + 3.2]) cylinder(r = core_bottom_d / 2, h = H, center = true, $fn = 60);
|
||||||
|
}
|
||||||
|
cylinder(r = void_d / 2, h = H * 5 , center = true, $fn = 100);
|
||||||
|
translate([0, 0, 4 + 1 + 2.25]) spacer_ridges();
|
||||||
|
}
|
||||||
|
//rounded outer ring connectors
|
||||||
|
for (i = [0 : spokes]) {
|
||||||
|
rotate([0, 0, i * (360 / spokes)]) translate([0, 205 / 2, 0]) difference () {
|
||||||
|
cube([13, 9, H], center = true);
|
||||||
|
translate([6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
|
||||||
|
translate([-6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
module film_guide (rotations = 40, id = 45.55, spacing = 2.075) {
|
||||||
|
$fn = 200;
|
||||||
|
spiral(rotations, id, spacing, $fn);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (PART == "") { //spiral
|
||||||
|
gnal_50ft_spiral();
|
||||||
|
} else if (PART == "top") {
|
||||||
|
gnal_50ft_top();
|
||||||
|
} else if (PART == "spacer") {
|
||||||
|
gnal_spacer();
|
||||||
|
} else if (PART == "insert_s8") {
|
||||||
|
gnal_spiral_bottom_insert_s8();
|
||||||
|
} else if (PART == "insert_16") {
|
||||||
|
gnal_spiral_bottom_insert_16();
|
||||||
|
} else if (PART == "spacer_16") {
|
||||||
|
gnal_spacer_16();
|
||||||
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,4 +1,4 @@
|
||||||
//GNAL Shared Library
|
//GNAL v2 Shared Library
|
||||||
|
|
||||||
include <./path_extrude.scad>;
|
include <./path_extrude.scad>;
|
||||||
include <./threads.scad>;
|
include <./threads.scad>;
|
||||||
|
|
|
||||||
|
|
@ -1,4 +1,25 @@
|
||||||
|
//GNAL v3 Shared Library
|
||||||
|
|
||||||
include <./path_extrude.scad>;
|
include <./path_extrude.scad>;
|
||||||
|
include <./threads.scad>;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* THREADS
|
||||||
|
* TOP (large screw)
|
||||||
|
* metric_thread (diameter=13.6, pitch=1.5 ,thread_size = 1.6, length = 21);
|
||||||
|
* TOP VOID
|
||||||
|
* metric_thread (diameter=13.6 + .5, pitch=1.5, thread_size = 1.6, length = 21);
|
||||||
|
* + clone translated along Z by 0.2mm
|
||||||
|
* BOTTOM (small screw)
|
||||||
|
* metric_thread (diameter=10, pitch=1.5, thread_size = 1.6, length=LEN);
|
||||||
|
*/
|
||||||
|
|
||||||
|
OD = 10 + .5;
|
||||||
|
PITCH = 1.5;
|
||||||
|
THREAD = 1.6;
|
||||||
|
LEN = 21;
|
||||||
|
|
||||||
|
INSERT_D = 26;
|
||||||
|
|
||||||
function X (start_r, spacing, fn, r, i) = (start_r + (r * spacing) + (i * calcIncrement(spacing, fn))) * cos(i * calcAngle(fn));
|
function X (start_r, spacing, fn, r, i) = (start_r + (r * spacing) + (i * calcIncrement(spacing, fn))) * cos(i * calcAngle(fn));
|
||||||
function Y (start_r, spacing, fn, r, i) = (start_r + (r * spacing) + (i * calcIncrement(spacing, fn))) * sin(i * calcAngle(fn));
|
function Y (start_r, spacing, fn, r, i) = (start_r + (r * spacing) + (i * calcIncrement(spacing, fn))) * sin(i * calcAngle(fn));
|
||||||
|
|
@ -16,7 +37,8 @@ function calcIncrement(spacing, fn) = spacing / fn;
|
||||||
/**
|
/**
|
||||||
* spiral_7 - Combination of spiral_3 and spiral_4 that doesn't sacrifice
|
* spiral_7 - Combination of spiral_3 and spiral_4 that doesn't sacrifice
|
||||||
* performance. Hits an overflow when $fn is higher than 245 which creates
|
* performance. Hits an overflow when $fn is higher than 245 which creates
|
||||||
* 8418 vectors at 60 rotations. It's an edge casem
|
* 8418 vectors at 60 rotations. This is an edge case, only appearing in OpenSCAD
|
||||||
|
* 2019.05 (and maybe earlier), but should be explored.
|
||||||
**/
|
**/
|
||||||
module spiral (rotations = 40, start_d = 48, spacing = 2.075, fn) {
|
module spiral (rotations = 40, start_d = 48, spacing = 2.075, fn) {
|
||||||
|
|
||||||
|
|
@ -51,3 +73,339 @@ module spiral (rotations = 40, start_d = 48, spacing = 2.075, fn) {
|
||||||
];
|
];
|
||||||
path_extrude(exShape=facetProfile, exPath=spiralPath);
|
path_extrude(exShape=facetProfile, exPath=spiralPath);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Core (center of the reel)
|
||||||
|
**/
|
||||||
|
module gnal_spiral_core () {
|
||||||
|
$fn = 360;
|
||||||
|
|
||||||
|
core_center_h = 4.2 + 3;;
|
||||||
|
|
||||||
|
core_bottom_outer_d = 53;
|
||||||
|
core_bottom_outer_void_d = 44;
|
||||||
|
core_bottom_outer_h = 4.2;
|
||||||
|
|
||||||
|
core_d = 29.5;
|
||||||
|
core_h = 8.5;
|
||||||
|
|
||||||
|
core_bottom_d = 26;
|
||||||
|
core_bottom_h = 4.2;
|
||||||
|
|
||||||
|
top_z_offset = (core_h / 2) - (core_center_h / 2);
|
||||||
|
|
||||||
|
core_void_outer_d = 20.5;
|
||||||
|
core_void_inner_d = 14.5;
|
||||||
|
core_void_h = 11.5;
|
||||||
|
|
||||||
|
arms_outer_d = 48;
|
||||||
|
arms_inner_d = 48 - 7;
|
||||||
|
|
||||||
|
void_d = 18;
|
||||||
|
|
||||||
|
film_void = 0.6;
|
||||||
|
|
||||||
|
difference () {
|
||||||
|
union() {
|
||||||
|
//center
|
||||||
|
translate([0, 0, -core_center_h / 2]) {
|
||||||
|
cylinder(r = (core_bottom_outer_d - 1) / 2, h = core_center_h, center = true);
|
||||||
|
}
|
||||||
|
//top
|
||||||
|
translate([0, 0, top_z_offset]) {
|
||||||
|
cylinder(r = core_d / 2, h = core_h + core_center_h, center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
cylinder(r = void_d / 2, h = 30, center = true);
|
||||||
|
translate([0, 0, -7.2]) spiral_bottom_insert_void();
|
||||||
|
}
|
||||||
|
|
||||||
|
//arms
|
||||||
|
difference () {
|
||||||
|
union () {
|
||||||
|
translate([0, 0, top_z_offset]) difference() {
|
||||||
|
//adjusted arm (shorter)
|
||||||
|
intersection () {
|
||||||
|
cylinder(r = arms_outer_d / 2, h = core_h + core_center_h, center = true);
|
||||||
|
translate([1, 0, 0]) cylinder(r = arms_outer_d / 2, h = core_h + core_center_h, center = true);
|
||||||
|
}
|
||||||
|
intersection () {
|
||||||
|
cylinder(r = arms_inner_d / 2, h = core_h + core_center_h + 1, center = true);
|
||||||
|
translate([1, 0, 0]) cylinder(r = arms_inner_d / 2, h = core_h + core_center_h + 1, center = true);
|
||||||
|
}
|
||||||
|
translate([0, arms_outer_d / 2, 0]) cube([arms_outer_d, arms_outer_d, arms_outer_d], center = true);
|
||||||
|
}
|
||||||
|
//rounded arm end
|
||||||
|
translate([(arms_outer_d + arms_inner_d) / 4, 0, top_z_offset]) cylinder(r = 3.5 / 2, h = core_h + core_center_h, center = true, $fn = 40);
|
||||||
|
//adjusted arm
|
||||||
|
translate([-((arms_outer_d + arms_inner_d) / 4) + 1, 0, top_z_offset]) cylinder(r = 3.5 / 2, h = core_h + core_center_h, center = true, $fn = 40);
|
||||||
|
difference () {
|
||||||
|
rotate([0, 0, -120]) translate([13.75, 0, top_z_offset]) cube([16, 20, core_h + core_center_h], center = true);
|
||||||
|
//remove piece from adjusted arm
|
||||||
|
translate([-19, -14, 0]) rotate([0, 0, 10]) cube([4, 4, 30], center = true);
|
||||||
|
//remove piece from non-adjusted arm
|
||||||
|
rotate([0, 0, 45]) translate([-19, -14, 0]) rotate([0, 0, -10]) cube([4, 4, 30], center = true);
|
||||||
|
rotate([0, 0, -120 - 37]) translate([18, 0, top_z_offset]) {
|
||||||
|
cylinder(r = 6.8 / 2, h = 30, center = true);
|
||||||
|
translate([-4, -2, 0]) cube([4, 4, 30], center = true);
|
||||||
|
}
|
||||||
|
rotate([0, 0, -120 + 37]) translate([18, 0, top_z_offset]) {
|
||||||
|
cylinder(r = 6.8 / 2, h = 30, center = true);
|
||||||
|
translate([-4, 2, 0]) cube([4, 4, 30], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//film void (notches)
|
||||||
|
rotate([0, 0, -120]) {
|
||||||
|
translate([20, -5, 0]) {
|
||||||
|
rotate([0, 0, 45]) {
|
||||||
|
cube([20, film_void, 30], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
rotate([0, 0, -120]) {
|
||||||
|
translate([20, 5, 0]) {
|
||||||
|
rotate([0, 0, -45]) {
|
||||||
|
cube([20, film_void, 30], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//flatten piece
|
||||||
|
rotate([0, 0, -120]) translate([25, 0, 0]) difference () {
|
||||||
|
cylinder(r = 8 / 2, h = 30, center = true);
|
||||||
|
translate([-6.9, 0, 0]) cube([8, 8, 30], center = true);
|
||||||
|
}
|
||||||
|
cylinder(r = core_void_outer_d / 2, h = core_void_h, center = true);
|
||||||
|
rotate([0, 0, -120]) translate([20, 0, -1.5]) rotate([0, 0, 45]) cube([20, 20, 3.01], center = true);
|
||||||
|
cylinder(r = void_d / 2, h = 30, center = true);
|
||||||
|
translate([0, 0, -7.2]) spiral_bottom_insert_void();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module spiral_bottom_insert_void () {
|
||||||
|
intersection () {
|
||||||
|
rotate([0, 45, 0]) cube([3, INSERT_D + 2, 3], center = true);
|
||||||
|
cylinder(r = (INSERT_D + 1) / 2, h = 6, center = true);
|
||||||
|
}
|
||||||
|
intersection () {
|
||||||
|
rotate([0, 45, 90]) cube([3, INSERT_D + 2, 3], center = true);
|
||||||
|
cylinder(r = (INSERT_D + 1) / 2, h = 6, center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module gnal_spiral_bottom_insert_s8 () {
|
||||||
|
$fn = 160;
|
||||||
|
void_d = 18 - .3;
|
||||||
|
H = 17;
|
||||||
|
D2 = INSERT_D;
|
||||||
|
|
||||||
|
translate([0, 0, 0]) difference () {
|
||||||
|
union () {
|
||||||
|
cylinder(r = void_d / 2, h = H, center = true);
|
||||||
|
//skirt
|
||||||
|
translate([0, 0, -(H - 1) / 2]) cylinder(r = D2 / 2, h = 1.5, center = true);
|
||||||
|
//notches
|
||||||
|
translate([0, 0, -((H - 2.5) / 2) - .1]) {
|
||||||
|
intersection () {
|
||||||
|
cylinder(r = D2 / 2, h = 6, center = true);
|
||||||
|
difference () {
|
||||||
|
rotate([0, 45, 0]) cube([3, D2 + 2, 3], center = true);
|
||||||
|
translate([0, 0, -1.5]) cube([6, D2 + 3, 3], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
intersection () {
|
||||||
|
cylinder(r = D2 / 2, h = 6, center = true);
|
||||||
|
rotate([0, 0, 90]) difference () {
|
||||||
|
rotate([0, 45, 0]) cube([3, D2 + 2, 3], center = true);
|
||||||
|
translate([0, 0, -1.5]) cube([6, D2 + 3, 3], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
translate([0, 0, -LEN / 2]) metric_thread (diameter=OD, pitch=PITCH, thread_size = THREAD, length=LEN);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module gnal_spiral_bottom_insert_16 () {
|
||||||
|
$fn = 160;
|
||||||
|
|
||||||
|
void_d = 18 - .3;
|
||||||
|
H = 17 + 8;
|
||||||
|
D2 = INSERT_D;
|
||||||
|
|
||||||
|
RIDGES = 8;
|
||||||
|
RIDGE_D = 3;
|
||||||
|
|
||||||
|
translate([0, 0, 0]) difference () {
|
||||||
|
union () {
|
||||||
|
cylinder(r = void_d / 2, h = H, center = true);
|
||||||
|
//skirt
|
||||||
|
translate([0, 0, -(H - 1) / 2]) cylinder(r = D2 / 2, h = 1.5, center = true);
|
||||||
|
//notches
|
||||||
|
translate([0, 0, -((H - 2.5) / 2) - .1]) {
|
||||||
|
intersection () {
|
||||||
|
cylinder(r = D2 / 2, h = 6, center = true);
|
||||||
|
difference () {
|
||||||
|
rotate([0, 45, 0]) cube([3, D2 + 2, 3], center = true);
|
||||||
|
translate([0, 0, -1.5]) cube([6, D2 + 3, 3], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
intersection () {
|
||||||
|
cylinder(r = D2 / 2, h = 6, center = true);
|
||||||
|
rotate([0, 0, 90]) difference () {
|
||||||
|
rotate([0, 45, 0]) cube([3, D2 + 2, 3], center = true);
|
||||||
|
translate([0, 0, -1.5]) cube([6, D2 + 3, 3], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
translate([0, 0, -(H / 2) - 2]) metric_thread (diameter=OD, pitch=PITCH, thread_size = THREAD, length=LEN + 8);
|
||||||
|
translate([0, 0, 8.5]) {
|
||||||
|
for (i = [0: RIDGES - 1]) {
|
||||||
|
rotate([0, 0, i * (360 / RIDGES)]) translate([void_d / 2, 0, 0]) cylinder(r = RIDGE_D / 2, h = 8.1, center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Spacers
|
||||||
|
**/
|
||||||
|
|
||||||
|
module spacer_ridges () {
|
||||||
|
ridges = 16;
|
||||||
|
for (i = [0 : ridges]) {
|
||||||
|
rotate([0, 0, i * (360 / ridges)]) translate([13.5, 0, 0]) cylinder(r = 1.25, h = 8, $fn = 60);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module spacer_ridges_loose () {
|
||||||
|
ridges = 16;
|
||||||
|
intersection () {
|
||||||
|
union () {
|
||||||
|
for (i = [0 : ridges]) {
|
||||||
|
rotate([0, 0, i * (360 / ridges)]) translate([13.7, 0, 0]) cylinder(r = 1.25, h = 8, $fn = 60);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
cylinder(r = 13.7, h = 12, center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
module spacer_outer_ridges () {
|
||||||
|
ridges = 24;
|
||||||
|
H = 6.5;
|
||||||
|
difference () {
|
||||||
|
union () {
|
||||||
|
for (i = [0 : ridges]) {
|
||||||
|
rotate([0, 0, i * (360 / ridges)]) translate([14.6, 0, -4.75]) cylinder(r = 1.25, h = 8, $fn = 30);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
translate([0, 0, -4.1]) difference () {
|
||||||
|
cylinder(r = 33 / 2, h = 4, center = true, $fn = 100);
|
||||||
|
cylinder(r2 = 33 / 2, r1 = 27.75 / 2, h = 4.1, center = true, $fn = 100);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
module gnal_spacer () {
|
||||||
|
add = 3.25;
|
||||||
|
core_d = 29.5;
|
||||||
|
core_bottom_d = 26.2 + .2;
|
||||||
|
void_d = 22.5;
|
||||||
|
h = 8 + add;
|
||||||
|
translate([0, 0, (add / 2) - 1]) difference () {
|
||||||
|
union () {
|
||||||
|
difference () {
|
||||||
|
cylinder(r = core_d / 2, h = h, center = true, $fn = 200);
|
||||||
|
translate([0, 0, 8]) cylinder(r = core_bottom_d / 2, h = h, center = true, $fn = 200);
|
||||||
|
cylinder(r = void_d / 2, h = h + 1, center = true, $fn = 200);
|
||||||
|
}
|
||||||
|
translate([0, 0, 0]) spacer_ridges_loose();
|
||||||
|
spacer_outer_ridges();
|
||||||
|
}
|
||||||
|
//trim top
|
||||||
|
translate([0, 0, h - 0.1]) cylinder(r = (core_d + 1) / 2, h = h, center = true, $fn = 200);
|
||||||
|
//trim bottom
|
||||||
|
translate([0, 0, -h + 0.9]) cylinder(r = (core_d + 1) / 2, h = h, center = true, $fn = 200);
|
||||||
|
//finger grips
|
||||||
|
//translate([0, 24, 0]) rotate([-6, 0, 0]) cylinder(r = 10, h = 6, center = true, $fn = 100);
|
||||||
|
//translate([0, -24, 0]) rotate([6, 0, 0]) cylinder(r = 10, h = 6, center = true, $fn = 100);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module gnal_spacer_16 () {
|
||||||
|
core_d = 29.5;
|
||||||
|
core_bottom_d = 26.2 + .2;
|
||||||
|
void_d = 18;
|
||||||
|
h = 8;
|
||||||
|
|
||||||
|
RIDGES = 8;
|
||||||
|
RIDGE_D = 3;
|
||||||
|
translate([0, 0, 0]) difference () {
|
||||||
|
union () {
|
||||||
|
difference () {
|
||||||
|
cylinder(r = core_d / 2, h = h, center = true, $fn = 200);
|
||||||
|
cylinder(r = void_d / 2, h = h + 1, center = true, $fn = 200);
|
||||||
|
}
|
||||||
|
translate([0, 0, -.75]) rotate([0, 180, 0]) spacer_outer_ridges();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
translate([0, 0, 0]) {
|
||||||
|
for (i = [0: RIDGES - 1]) {
|
||||||
|
rotate([0, 0, i * (360 / RIDGES)]) translate([void_d / 2, 0, 0]) cylinder(r = RIDGE_D / 2, h = 8, center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Spokes
|
||||||
|
**/
|
||||||
|
|
||||||
|
module triangle_void () {
|
||||||
|
length = (81 / 2) - 9;
|
||||||
|
width = 12;
|
||||||
|
height = 4.5 + 2.7;
|
||||||
|
ANGLE_A = 34.8;
|
||||||
|
ANGLE_B = 180 / SPOKE_COUNT;
|
||||||
|
difference () {
|
||||||
|
translate([-1, 0, 0]) cube([length, width, height], center = true);
|
||||||
|
translate([0, 10.3, 0]) rotate([0, 0, ANGLE_B]) cube([length * 2, width, height + 1], center = true);
|
||||||
|
translate([0, -10.3, 0]) rotate([0, 0, -ANGLE_B]) cube([length * 2, width, height + 1], center = true);
|
||||||
|
|
||||||
|
translate([0, 10.3, -.7]) rotate([ANGLE_A, 0, 0]) cube([length *2, width, height * 10], center = true);
|
||||||
|
translate([0, -10.3, -.7]) rotate([-ANGLE_A, 0, 0]) cube([length *2, width, height * 10], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module triangle_void_2 () {
|
||||||
|
length = 43 - 8;
|
||||||
|
width = 12;
|
||||||
|
height = 4.5 + 2.7;
|
||||||
|
ANGLE_A = 34.8;
|
||||||
|
ANGLE_B = 90 / SPOKE_COUNT;
|
||||||
|
angle_w = 10.2;
|
||||||
|
difference () {
|
||||||
|
translate([-1, 0, 0]) cube([length, width, height], center = true);
|
||||||
|
translate([0, angle_w, 0]) rotate([0, 0, ANGLE_B]) cube([length *2, width, height * 10], center = true);
|
||||||
|
translate([0, -angle_w, 0]) rotate([0, 0, -ANGLE_B]) cube([length *2, width, height * 10], center = true);
|
||||||
|
|
||||||
|
translate([0, angle_w, -.7]) rotate([ANGLE_A, 0, 0]) cube([length *2, width, height * 10], center = true);
|
||||||
|
translate([0, -angle_w, -.7]) rotate([-ANGLE_A, 0, 0]) cube([length *2, width, height * 10], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module triangle_void_3 () {
|
||||||
|
length = 32;
|
||||||
|
width = 10;
|
||||||
|
height = 4.5 + 2.7;
|
||||||
|
ANGLE_A = 31;
|
||||||
|
ANGLE_B = 45 / SPOKE_COUNT;
|
||||||
|
angle_w = 7.8;
|
||||||
|
difference () {
|
||||||
|
translate([-1, 0, 0]) cube([length, width, height], center = true);
|
||||||
|
translate([0, angle_w, 0]) rotate([0, 0, ANGLE_B]) cube([length *2, width, height * 10], center = true);
|
||||||
|
translate([0, -angle_w, 0]) rotate([0, 0, -ANGLE_B]) cube([length *2, width, height * 10], center = true);
|
||||||
|
|
||||||
|
translate([0, angle_w, -.7]) rotate([ANGLE_A, 0, 0]) cube([length *2, width, height * 10], center = true);
|
||||||
|
translate([0, -angle_w, -.7]) rotate([-ANGLE_A, 0, 0]) cube([length *2, width, height * 10], center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,60 @@
|
||||||
|
#!/bin/bash
|
||||||
|
V="v3"
|
||||||
|
|
||||||
|
echo "Rendering GNAL ${V}"
|
||||||
|
|
||||||
|
VERSION=`bash ./scripts/version.sh`
|
||||||
|
CPU=`bash ./scripts/cpu.sh`
|
||||||
|
DIST=./stl
|
||||||
|
IMG=./img
|
||||||
|
|
||||||
|
NOTES=./notes/${V}.csv
|
||||||
|
FILES=( "spacer" "top" "spiral" "insert_s8" "insert_16" "spacer_16" )
|
||||||
|
SIZES=( "50ft" "100ft" )
|
||||||
|
|
||||||
|
mkdir -p $DIST
|
||||||
|
|
||||||
|
echo "version,cpu,file,file_hash,file_size,source_hash,source_size,facets,volume,render_time" > $NOTES
|
||||||
|
|
||||||
|
for SIZE in "${SIZES[@]}"
|
||||||
|
do
|
||||||
|
:
|
||||||
|
mkdir -p "${DIST}/${SIZE}_${V}"
|
||||||
|
scad="${SIZE}_${V}/gnal_${SIZE}.scad"
|
||||||
|
srchash=`sha256sum "${scad}" | awk '{ print $1 }'`
|
||||||
|
srcsize=`wc -c < "${scad}"`
|
||||||
|
srcsize=`echo $srcsize | xargs`
|
||||||
|
|
||||||
|
for FILE in "${FILES[@]}"
|
||||||
|
do
|
||||||
|
:
|
||||||
|
stl="${DIST}/${SIZE}_${V}/gnal_${SIZE}_${FILE}.stl"
|
||||||
|
png="${IMG}/gnal_${SIZE}_${V}_${FILE}.png"
|
||||||
|
echo "${scad} - ${FILE}"
|
||||||
|
start=`date +%s`
|
||||||
|
openscad -o "$stl" -D "PART=\"${FILE}\"" "${scad}"
|
||||||
|
end=`date +%s`
|
||||||
|
runtime=$((end-start))
|
||||||
|
hash=`sha256sum "$stl" | awk '{ print $1 }'`
|
||||||
|
fileSize=`wc -c < "$stl"`
|
||||||
|
fileSize=`echo $fileSize | xargs`
|
||||||
|
ao=`admesh -c "$stl"`
|
||||||
|
facets=`echo "$ao" | grep "Number of facets" | awk '{print $5}'`
|
||||||
|
volume=`echo "$ao" | grep "Number of parts" | awk '{print $8}'`
|
||||||
|
line="${VERSION},${CPU},$stl,$hash,$fileSize,$srchash,$srcsize,$facets,$volume,$runtime"
|
||||||
|
echo "$line" >> $NOTES
|
||||||
|
echo "$line"
|
||||||
|
|
||||||
|
echo "Rendering image of ${stl}..."
|
||||||
|
|
||||||
|
if [ "${FILE}" -eq "spiral"]; then
|
||||||
|
tmp=`mktemp`
|
||||||
|
fullPath=`realpath "${stl}"`
|
||||||
|
data="import(\"${fullPath}\");"
|
||||||
|
echo > "${tmp}.scad"
|
||||||
|
openscad -o "$png" --preview --imgsize=1920,1080 --colorscheme=DeepOcean -D "PART=\"${FILE}\"" "${tmp}.scad"
|
||||||
|
else
|
||||||
|
openscad -o "$png" --preview --imgsize=1920,1080 --colorscheme=DeepOcean -D "PART=\"${FILE}\"" "${scad}"
|
||||||
|
fi
|
||||||
|
done
|
||||||
|
done
|
||||||
Loading…
Reference in New Issue