88 lines
3.2 KiB
OpenSCAD
88 lines
3.2 KiB
OpenSCAD
t = 0;
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include <../../libraries/threads.scad>;
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include <../../libraries/Triangles.scad>;
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D = 50;
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THICKNESS = 2.5;
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H = 19.5;
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ROUND = 8;
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HANDLE_D = 13.25;
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NOTCHES = 17;
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NOTCH = 1.5;
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FINE = 200;
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module lomo_top_screw () {
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difference () {
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translate([0, 0, ROUND - 2]) minkowski () {
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cylinder(r = (D / 2) - ROUND, h = (H * 2) - ROUND, center = true, $fn = FINE);
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sphere(r = ROUND, center = true, $fn = FINE);
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}
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translate([0, 0, ROUND - 2+ THICKNESS]) minkowski () {
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cylinder(r = (D / 2) - THICKNESS - ROUND, h = (H * 2) - ROUND, center = true, $fn = 200);
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sphere(r = ROUND, center = true, $fn = FINE);
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}
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translate([0, 0, H + ROUND - 4 - 3]) cylinder(r = (D / 2) + 1, h = H * 2, center = true);
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//half
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//translate([45, 0, 0]) cube([90, 90, 90], center = true);
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//}
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//cup bevel
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//inner bevel
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translate([0, 0, (H / 2) - ROUND - 1]) cylinder(r1 = (D / 2) - 2.5, r2 = (D / 2) - 2.5 + 1, h = 1, center = true, $fn = FINE);
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//outer bevel
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translate([0, 0, (H / 2) - ROUND - 1]) {
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difference () {
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cylinder(r = (D / 2) + .25, h = 1, center = true, $fn = FINE);
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cylinder(r2 = (D / 2) - .8, r1 = (D / 2) - .8 + 1, h = 1, center = true, $fn = FINE);
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}
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}
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//hole
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translate([21, 0, -10]) cylinder(r = 3 / 2, h = 40, center = true, $fn = 40);
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}
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//reference cylinder
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//translate([0, 0, -6.6]) color("red") cylinder(r = 50 / 2, h = 19.57, center = true);
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//handle
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translate([0, 0, -15]) {
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difference() {
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cylinder(r1 = 16/ 2, r2 = 13 / 2, h = 54.5, $fn = FINE);
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//ring
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translate([0, 0, 31 + 14.5]) {
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difference () {
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cylinder(r = HANDLE_D / 2 + 2, h = 20, center = true);
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cylinder(r = HANDLE_D / 2 - .5, h = 20 + 1, center = true);
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}
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}
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for(i = [0 : NOTCHES]) {
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rotate([0, 0, i * (360 / NOTCHES)]) {
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translate([0, HANDLE_D / 2 - .5, 31 + 14.5]) {
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rotate([0.75, 0, 0]) rotate([0, 0, 45]) {
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Right_Angled_Triangle(a = NOTCH, b = NOTCH, height = 20, centerXYZ=[true, true, true]);
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}
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}
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}
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}
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//bevel handle
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translate([0, 0, 54.01]) {
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difference () {
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cylinder(r = 13 / 2, h = 1, center = true);
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cylinder(r1 = 12.5 / 2, r2 = 11.5 / 2, h = 1.01, center = true);
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}
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}
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}
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}
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//attach handel with pyramid cylinder
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translate ([0, 0, -13.7]) {
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cylinder(r1 = 16 / 2 + 2, r2 = 16 / 2 - .1, h = 3, center = true, $fn = FINE);
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}
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//plate under cup
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translate([0, 0, -17.75]) cylinder(r = 31.5 / 2, h = 1, center = true, $fn = FINE);
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//screw
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translate([0, 0, -37.5]) metric_thread (diameter=13.6, pitch=1.5 ,thread_size = 1.6, length = 21);
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//cylinder plug
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translate([0, 0, -37.5 + (21 / 2) - 1]) cylinder(r = 12 / 2, h = 21, center = true, $fn = FINE);
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}
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//import("./lomo_part_half.stl");
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rotate([0, 0, t]) lomo_top_screw(); |