398 lines
15 KiB
OpenSCAD
398 lines
15 KiB
OpenSCAD
include <common.scad>
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include <UBassTuner.scad>
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include <NylonTuner.scad>
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include <CFTubes/common.scad>
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// Choose your material by only including one of the below
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// include <CFTubes/PLA.scad>
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include <CFTubes/PETG.scad>
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// Guitar_Scale_Length_mm = 610; // millimetres, slightly over 24inch (609.6mm) Jaguar scale, should be fine for guitar and u-bass
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// assert(fret_scale_length(0) == 610); // Make sure the function correctly uses our changed global
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// Philippians 4:8
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// Gideon (ShinKaiYaku07) 真実な, 尊ぶべき, 正しい, 清い, 愛すべき, 評判の良い, 徳とされる, 称賛に値する
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// ShinKaiYaku65 最後に、兄弟たち。すべての真実なこと、すべての誉れあること、すべての正しいこと、すべてのきよいこと、すべての愛すべきこと、すべての評判の良いこと、そのほか徳と言われること、称賛に値することがあるならば、そのようなことに心を留めなさい。
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// I swapped 愛 and 評判 because 12th fret should be the biggest marker, and having only 15 as a 2char marker would be too disorienting
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// going with 良 for 21
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fret_inlays = [[3, "真"], [5, "尊"], [7, "正"], [9, "清"], [12, "評判"], [15, "愛"], [17, "徳"], [19, "賛"], [21, "良"], [24, "主イエス"]];
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module neck(string_spacing=18, string_margin=4.5, num_strings=3, target_neck_thickness=15, scallop_depth=3, num_frets=24, fret_width=2.4, filler=false) {
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fw2 = fret_width/2;
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neck_length = fret_scale_length(0)+fw2;
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neck_width = (num_strings-1)*string_spacing + string_margin*2;
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module neck_stock() {
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angle_excess = asin((scallop_depth+fw2)/target_neck_thickness);
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a0 = 90-angle_excess;
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a1 = 270+angle_excess;
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rotate([-90, 0, 0])
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linear_extrude(neck_length)
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polygon([for (i = [0:300]) let(a=lerp(a0, a1, i/300.0)) [neck_width*0.5*sin(a), -target_neck_thickness*cos(a)]]); // Ellipse
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}
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module scallop(fret) {
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x0 = fret_scale_length(fret-1) - fw2;
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x1 = fret_scale_length(fret) + fw2;
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xmid = lerp(x0, x1, 0.5);
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// Radius it?
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arc = arc_points([[x0, scallop_depth], [x1, scallop_depth], [xmid, 0]]);
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// echo(arc);
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rotate([90, 0, 90]) linear_extrude(neck_width, center=true) polygon(arc);
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}
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module scallops() {
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for (fret = [0:num_frets]) {
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scallop(fret);
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}
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}
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module fret_bumps() {
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for (fret = [0:num_frets]) {
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translate([0, fret_scale_length(fret), scallop_depth])
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rotate([0, 90]) cylinder(d=fret_width, h = neck_width, center = true, $fn=200);
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}
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}
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module fret_inlays() {
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for (num_text = fret_inlays) {
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fret = num_text[0];
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if (fret <= num_frets) {
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x0 = fret_scale_length(fret-1);
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x1 = fret_scale_length(fret);
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diff = x0 - x1;
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translate([0, lerp(x0, x1, 0.5), -0.5])
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linear_extrude(30)
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text(text = num_text[1], font = JP_Serif_Font, halign = "center", valign = "center", size = clamp(2, diff-fret_width*2-2, 10));
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}
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}
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}
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module fret_side_markers() {
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for (num_text = fret_inlays) {
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fret = num_text[0];
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if (fret <= num_frets) {
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x0 = fret_scale_length(fret-1);
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x1 = fret_scale_length(fret);
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diff = x0 - x1;
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mid = lerp(x0, x1, 0.67);
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rotate([0, -94, 0])
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translate([0, mid, neck_width/2-3])
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linear_extrude(50)
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rotate(-37)
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text(text = str(fret), font = JP_Serif_Font, halign = "right", valign = "center", size = 4.5);
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}
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}
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}
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if (filler) { // Somewhat placeholder for now
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difference() {
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neck_stock();
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scallop(25);
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translate([-neck_width, 0, scallop_depth]) cube([neck_width*2, Guitar_Scale_Length_mm*3, target_neck_thickness*3]);
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translate([-neck_width, 0, 0]) cube([neck_width*2, (fret_scale_length(25)+fret_scale_length(24))/2, target_neck_thickness*3]);
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}
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} else {
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render() difference() {
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neck_stock();
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scallops();
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scallop(num_frets+1);
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fret_inlays();
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fret_side_markers();
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// Chop off anything above the frets
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translate([-neck_width, 0, scallop_depth]) cube([neck_width*2, Guitar_Scale_Length_mm*3, target_neck_thickness*3]);
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// Reduce rest of the body to 0
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translate([-neck_width, 0, 0]) cube([neck_width*2, (fret_scale_length(num_frets)+fret_scale_length(num_frets+1))/2, target_neck_thickness*3]);
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}
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intersection() {
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fret_bumps();
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neck_stock();
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}
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}
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}
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module tailpiece(string_spacing=18, string_margin=4.5, num_strings=3, target_neck_thickness=15, scallop_depth=3, fret_width=2.4*6) {
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fw2 = fret_width/2;
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neck_length = 84;
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neck_width = (num_strings-1)*string_spacing + string_margin*2 + 6 + 6;
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module neck_stock() {
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angle_excess = asin((scallop_depth+fw2)/target_neck_thickness);
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a0 = 90-angle_excess;
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a1 = 270+angle_excess;
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rotate([-90, 0, 0])
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linear_extrude(neck_length)
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polygon([for (i = [0:300]) let(a=lerp(a0, a1, i/300.0)) [neck_width*0.5*sin(a), -target_neck_thickness*cos(a)]]);
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}
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module scallop(fret) {
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x0 = fret_scale_length(fret-1) - fw2;
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x1 = fret_scale_length(fret) + fw2;
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xmid = lerp(x0, x1, 0.5);
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// Radius it?
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arc = arc_points([[x0, scallop_depth], [x1, scallop_depth], [xmid, 0]]);
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// echo(arc);
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rotate([90, 0, 90]) linear_extrude(neck_width, center=true) polygon(arc);
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}
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module fret_bumps() {
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translate([0, neck_length-fw2, scallop_depth]) rotate([0, 90]) cylinder(d=fret_width, h=neck_width, center = true, $fn=200);
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}
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module differences() {
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t_offset = -30; //2.7;
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t_z = -25; //-23;
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module tuner() {
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hole_r = 3;
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bend_r = 24 + hole_r + 10;
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fn=72;
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rotate([90, -90, 90]) UBassTuner(from_below=true, from_side=true);
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// translate([35,16,0]) cylinder(h=10-t_z, d=7, $fn=72);
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translate([36-7,7,1]) for (a = [10:89]) {
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hull() {
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translate([a/9, bend_r-bend_r*sin(a), bend_r*cos(a)]) sphere(hole_r, $fn=fn);
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translate([(a+1)/9, bend_r-bend_r*sin(a+1), bend_r*cos(a+1)]) sphere(hole_r, $fn=fn);
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translate([7, bend_r-bend_r*sin(a+1), bend_r*cos(a+1)]) sphere(hole_r, $fn=fn);
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}
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}
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}
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translate([t_offset, 49, t_z]) tuner();
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mirror([1,0,0]) translate([t_offset, 27, t_z]) tuner();
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translate([t_offset, 5, t_z]) tuner();
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for (i = [-1:2:1])
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translate([i*15, 0, -4])
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CFTubeCutout(neck_length, 0, tolerance=0.4);
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translate([0, 0, -10])
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CFTubeCutout(neck_length, 0, tolerance=0.4);
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}
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thick = 34;
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render() difference() {
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color([1,1,1,0.7]) translate([-neck_width/2, 0, -thick]) round_cube([neck_width, neck_length, thick], 4);
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differences();
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}
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// color([1,1,1,0.3]) neck_stock();
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}
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module fret_tube(from_fret, to_fret, fret_width=2.4) {
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fw2 = fret_width/2;
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x0 = fret_scale_length(0)+fw2;
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x1 = fret_scale_length(from_fret) + ((from_fret==0) ? fw2 : (-fw2));
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x2 = fret_scale_length(to_fret)-fw2;
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render() difference() {
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neck(fret_width=fret_width);
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for (i = [-1:2:1])
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translate([i*15, 0, -4])
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CFTubeCutout(x1, x2);
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for (i = [-1:2:1])
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translate([i*7.5, 0, -7])
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CFSquareCutout(x1, x2);
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translate([0, 0, -10])
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CFTubeCutout(x1, x2);
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translate([-50, 0, -50]) cube([100, x2, 100]);
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translate([-50, x1, -50]) cube([100, x0-x1, 100]);
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// αβγδεζ
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rotate([90, 0, 0]) linear_extrude((x2+0.3)*2, center=true) text(text = "01β", font = "Deja Vu Sans", halign = "center", valign = "center", size = 4);
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}
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}
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module fret_tube_filler(from_fret, to_fret, fret_width=2.4, belthole_length=140, VLH=true) {
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fw2 = fret_width/2;
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x0 = fret_scale_length(0)+fw2;
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x1 = fret_scale_length(from_fret) + ((from_fret==0) ? fw2 : (-fw2));
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x2 = (to_fret < 100) ? (fret_scale_length(to_fret)-fw2) : 0;
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render() difference() {
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neck(fret_width=fret_width, filler=true);
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for (i = [-1:1])
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translate([i*15, 0, (i==0)?(-10):(-4)])
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CFTubeCutout(x1, x2, VLH=VLH);
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translate([-50, 0, -50]) cube([100, x2, 100]);
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translate([-50, x1, -50]) cube([100, x0-x1, 100]);
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// Add a belt hole
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arc = arc_points([[16, -20], [-16, -20], [0, -4]]);
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belthole_r = 2.5;
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belthole_fn = 72;
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belthole_x0 = x1-belthole_r-5;
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belthole_x1 = belthole_x0 - belthole_length;
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render() for (i = [0:len(arc)-2]) {
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hull() {
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translate([arc[i][0], belthole_x0, arc[i][1]]) sphere(belthole_r, $fn=belthole_fn);
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translate([arc[i+1][0], belthole_x0, arc[i+1][1]]) sphere(belthole_r, $fn=belthole_fn);
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translate([arc[i][0], belthole_x1, arc[i][1]]) sphere(belthole_r, $fn=belthole_fn);
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translate([arc[i+1][0], belthole_x1, arc[i+1][1]]) sphere(belthole_r, $fn=belthole_fn);
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}
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}
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// αβγδεζ
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t = "01β.β";
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translate([0,0,-3.5]) rotate([90, 0, 0]) linear_extrude((x2+0.3)*2, center=true) text(text = t, font = "Deja Vu Sans", halign = "center", valign = "center", size = 4);
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translate([0,x1-0.3,-3]) rotate([90, 0, 180]) linear_extrude((0.3)*2, center=true) text(text = t, font = "Deja Vu Sans", halign = "center", valign = "center", size = 4);
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}
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}
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module headpiece(string_spacing=18, string_margin=4.5, num_strings=3, target_neck_thickness=15, scallop_depth=3, fret_width=2.4) {
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headpiece_length = 36;
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cf_square_length = 32;
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fw2 = fret_width/2;
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x0 = fret_scale_length(0)+fw2;
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neck_width = (num_strings-1)*string_spacing + string_margin*2;
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bend_radius = 24;
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module stock() {
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angle_excess = asin(scallop_depth/target_neck_thickness);
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a0 = 90-angle_excess;
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a1 = 270+angle_excess;
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translate([0, x0, 0])
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rotate([-90, 0, 0])
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linear_extrude(headpiece_length)
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polygon([for (i = [0:300]) let(a=lerp(a0, a1, i/300.0)) [neck_width*0.5*sin(a), -target_neck_thickness*cos(a)]]);
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}
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module string_tubes(tolerance = 1.0) {
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string_thicknesses = [4.9, 4.2, 3.0];
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module string_tube(diameter, fn=36) {
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hole_r = diameter/2;
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bend_r = bend_radius + hole_r;
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union() {
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for (a = [0:89]) {
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hull() {
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translate([0, bend_r*sin(a), bend_r*cos(a)]) sphere(hole_r, $fn=fn);
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translate([0, bend_r*sin(a+1), bend_r*cos(a+1)]) sphere(hole_r, $fn=fn);
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}
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}
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hull() {
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translate([0, bend_r*sin(90), bend_r*cos(90)]) sphere(hole_r, $fn=fn);
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translate([0, bend_r*sin(90), -target_neck_thickness]) sphere(hole_r, $fn=fn);
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}
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}
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};
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for (i = [0:num_strings-1]) {
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string_diameter = string_thicknesses[i] + tolerance;
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x = -neck_width/2 + string_margin + (i*string_spacing);
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translate([x, x0+2, -bend_radius+scallop_depth]) string_tube(string_diameter);
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}
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}
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difference() {
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stock();
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string_tubes();
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for (i = [-1:2:1])
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translate([i*7.5, 0, -7])
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CFSquareCutout(x0+cf_square_length, x0, taper_x1=false);
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// αβγδεζ
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translate([0, x0+headpiece_length, -5]) rotate([90, 0, 180]) linear_extrude(0.3, center=true) text(text = "01β.γ", font = "Deja Vu Sans", halign = "center", valign = "center", size = 4);
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}
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}
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module bridge(string_spacing=18, string_margin=4.5, num_strings=3, target_neck_thickness=15, scallop_depth=3, fret_width=2.4) {
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piece_length = 16;
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cf_square_length = 32;
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fw2 = fret_width/2;
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x0 = 0;
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neck_width = (num_strings-1)*string_spacing + string_margin*2;
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bend_radius = 24;
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string_thicknesses = [4.9, 4.2, 3.0];
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module stock() {
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angle_excess = asin(scallop_depth/target_neck_thickness);
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a0 = 90-angle_excess;
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a1 = 270+angle_excess;
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translate([0, x0, 0])
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rotate([-90, 0, 0])
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linear_extrude(piece_length)
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polygon([for (i = [0:300]) let(a=lerp(a0, a1, i/300.0)) [neck_width*0.5*sin(a), -target_neck_thickness*cos(a)]]);
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intersection() {
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r = 14;
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translate([0,8,scallop_depth]) rotate([18, -90, 0]) scale([1,0.2,1]) cylinder(r=r, h=neck_width*1.5, center=true, $fn=72);
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a0 = -90;
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a1 = 90;
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translate([0, x0, 0])
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rotate([-90, 0, 0])
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linear_extrude(piece_length)
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polygon([for (i = [0:300]) let(a=lerp(a0, a1, i/300.0)) [neck_width*0.5*sin(a), -target_neck_thickness*cos(a)*3]]);
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}
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}
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module string_tubes(tolerance = 1.0) {
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module string_tube(diameter, fn=36) {
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hole_r = diameter/2;
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bend_r = bend_radius + hole_r;
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union() {
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for (a = [0:89]) {
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hull() {
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translate([0, bend_r*sin(a), bend_r*cos(a)]) sphere(hole_r, $fn=fn);
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translate([0, bend_r*sin(a+1), bend_r*cos(a+1)]) sphere(hole_r, $fn=fn);
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}
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}
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hull() {
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translate([0, bend_r*sin(90), bend_r*cos(90)]) sphere(hole_r, $fn=fn);
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translate([0, bend_r*sin(90), -target_neck_thickness]) sphere(hole_r, $fn=fn);
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}
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}
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};
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for (i = [0:num_strings-1]) {
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string_diameter = string_thicknesses[i] + tolerance;
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x = -neck_width/2 + string_margin + (i*string_spacing);
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// translate([x, x0+2, -bend_radius+scallop_depth]) string_tube(string_diameter);
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translate([x, 0, scallop_depth+string_diameter/2+8]) rotate([-90,0,0]) cylinder(d=string_diameter, h=20, $fn=72);
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}
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}
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// string_tubes();
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difference() {
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stock();
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string_tubes();
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for (i = [-1:1])
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translate([i*15, 0, (i==0)?(-10):(-4)])
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CFTubeCutout(piece_length+0.1, x0-0.1, VLH=false);
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// αβγδεζ
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translate([0, x0+piece_length, -5]) rotate([90, 0, 180]) linear_extrude(0.3, center=true) text(text = "01β", font = "Deja Vu Sans", halign = "center", valign = "center", size = 4);
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}
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}
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module Nylon6String() {
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fsl_mm = fret_scale_length(0);
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echo(str("Making a Nylon 6 String with scale length ", fsl_mm, "mm = ", fsl_mm/25.4, "in"))
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assert(fsl_mm == Classical_Short_Scale_mm); // Make sure the function correctly uses our changed global
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num_frets = 20;
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num_strings = 6;
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// 56mm wide neck
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string_spacing = 10; // 50mm E to e
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string_margin = 3; // +6
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scallop_depth = 2.5;
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target_neck_thickness = 22;
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// neck(num_frets=num_frets, num_strings=num_strings, string_margin=string_margin, string_spacing=string_spacing);
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module CF_Span(full_length = 700, ply = 3, hole = true) {
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for (i=[0:ply-1])
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translate([0, lerp(0, full_length-CF_Tube_Len, i/(ply-1)), CF_Square_Width*i]) CFSquare(hole=hole);
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}
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for (m=[0,11]) mirror([m, 0, 0]) color([0.4, 0.5, 0.5]) translate([9, -40, -16]) CF_Span();
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// CFTube();
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%neck(num_frets=num_frets, num_strings=num_strings, string_margin=string_margin, string_spacing=string_spacing, scallop_depth=scallop_depth, target_neck_thickness=target_neck_thickness);
|
||
|
||
// translate([0,0,30]) difference() {
|
||
// neck(num_frets=num_frets, num_strings=num_strings, string_margin=string_margin, string_spacing=string_spacing, scallop_depth=scallop_depth, target_neck_thickness=target_neck_thickness);
|
||
// for (m=[0,11]) mirror([m, 0, 0]) color([0.4, 0.5, 0.5]) translate([9, -40, -16]) CF_Span(hole=false);
|
||
// }
|
||
|
||
for (m=[0,11]) mirror([m, 0, 0]) translate([29,10,-32]) rotate([0,-90,0]) NylonTuner();
|
||
// Debug markers to aid part slicing eyeballing
|
||
for (i = [150:250:1000]) {
|
||
%translate([50,i,0]) union() {text(str(i, "mm")); cube([50, 1, 1], center=true);}
|
||
}
|
||
}
|
||
|
||
// echo(fret_scale_length(0) - fret_scale_length(8)); // 225.724
|
||
// echo(fret_scale_length(8) - fret_scale_length(24)); // 240.335
|
||
// fret_tube(0, 8);
|
||
// //translate([30, 0, 0])
|
||
// fret_tube(8, 24);
|
||
|
||
// headpiece();
|
||
// UBassTuner();
|
||
|
||
// fret_tube_filler(24, 100);
|
||
// tailpiece();
|
||
// bridge();
|
||
|
||
Guitar_Scale_Length_mm = Classical_Short_Scale_mm;
|
||
Nylon6String();
|
||
|
||
// difference() {
|
||
// translate([-15, -60, 0]) cube([50, 120, 8]);
|
||
// translate([0, 55, 3]) rotate([180,0,0]) NylonTuner();
|
||
// } |