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