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Headpiece PLA1delta

This commit is contained in:
Luke Hubmayer-Werner 2025-01-12 21:56:24 +10:30
parent 49215475e1
commit 8480bba739
2 changed files with 47 additions and 9 deletions
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46
CFTubes.scad
View File

@ -406,8 +406,8 @@ module Nylon6String(render_colour_0=true, render_colour_1=true, render_colour_2=
scallop_depth = 2.5;
fret_width=2.4;
target_neck_thickness = 16; //22;
echo(fret_scale_length(8));
echo(fret_scale_length(9));
// echo(fret_scale_length(8));
// echo(fret_scale_length(9));
rx0 = -40; // Reinforcing rods start
rx1 = rx0+280;
@ -528,6 +528,39 @@ module Nylon6String(render_colour_0=true, render_colour_1=true, render_colour_2=
// if (render_colour_1 && !include_from_fret) color("red") BackIDText();
}
module HeadPiece() {
x0 = fret_scale_length(0) + fret_width/2;
end_radius = 12;
x1 = x0 - rx0 + end_radius;
module StringHoles() {
for (i = [0:num_strings-1]) translate([(num_strings-i-1)*string_spacing - neck_width/2 + string_margin,0,0]) {
translate([0,0,scallop_depth+fret_width/2+string_diameters_mm[i]]) rotate([-105,0,0]) cylinder(h=30, d=string_diameters_mm[i]*2, $fn=cyl_ld_fn);
// translate([0,23,-4]) rotate([-150,0,0]) translate([0,0,0]) cylinder(h=20, d=4, $fn=cyl_ld_fn);
hull() {
translate([0,29,-3.5]) sphere(d=5.5, $fn=360);
translate([0,29+11,-17]) sphere(d=7, $fn=360);
}
}
}
render() difference(){
hull() {
translate([0,fret_width/2,0]) scale([neck_width/2, 0.01, target_neck_thickness]) sphere(r=1, $fn=360);
translate([0,-rx0-end_radius,0]) scale([neck_width/2, end_radius, target_neck_thickness*0.93]) sphere(r=1, $fn=360);
}
translate([-500, 0, scallop_depth]) cube([1000, 1000, 1000]);
translate([-500, fret_width/2 - 1000, -500]) cube([1000, 1000, 1000]);
translate([0, -fret_scale_length(0), 0]) {
for (v = reinforcing_tube_positions) CFTubeCutout2(v, x0, x1);
for (v = reinforcing_square_positions) CFSquareCutout2(v, x0, x1);
}
StringHoles();
translate([-10,fret_width/2+1,-10]) rotate([90,0,0]) linear_extrude(10) {
text(str(id_line_0, id_line_1), size=2.9, halign="center", valign="center", $fn=100);
}
}
// StringHoles();
}
if (reference) {
union() {
c_cf = [0.4, 0.5, 0.5];
@ -544,8 +577,12 @@ module Nylon6String(render_colour_0=true, render_colour_1=true, render_colour_2=
translate([(num_strings-i-1)*string_spacing - neck_width/2 + string_margin,0,5]) rotate([-90,0,0]) translate([0,0,-string_excess/2]) cylinder(h=fsl_mm+string_excess, d=string_diameters_mm[i], $fn=cyl_ld_fn);
}
}
} else {
} else if (from_fret >= 0) {
RealPiece(from_fret, to_fret, include_from_fret = (from_fret==0));
} else if (from_fret == -1) {
// String holding headpiece
echo("Making a headpiece");
HeadPiece();
}
// Debug markers to aid part slicing eyeballing
// %for (i = [150:250:1000]) {
@ -568,7 +605,8 @@ module Nylon6String(render_colour_0=true, render_colour_1=true, render_colour_2=
// bridge();
Guitar_Scale_Length_mm = Classical_Short_Scale_mm;
// Nylon6String(reference=true);
// translate([0, Guitar_Scale_Length_mm, 0]) rotate([0,0,180]) Nylon6String(reference=true);
rotate([0,0,180]) Nylon6String(from_fret=-1);
// difference() {
// translate([-15, -60, 0]) cube([50, 120, 8]);

10
CFTubes/common.scad
View File

@ -74,7 +74,7 @@ module CFSquareCutout(x1, x2, tolerance = CF_Square_Width_tolerance, taper_x1 =
}
}
module CFTubeCutout2(v, block_y0, block_y1, tolerance = CF_Tube_OD_tolerance, VLH = false, taper_length = 2, taper_mul = 1.1, notch = true) {
module CFTubeCutout2(v, block_y0, block_y1, tolerance = CF_Tube_OD_tolerance, VLH = false, taper_length = 2, taper_mul = 1.1, notch = true, tolerance_length = CF_Square_Width_tolerance) {
// Alternate approach: supply start vector v, and the bounding y values of the piece, taper on entry points only.
tolerance = tolerance + (VLH ? 0.3 : 0);
tube_y0 = v[1];
@ -84,8 +84,8 @@ module CFTubeCutout2(v, block_y0, block_y1, tolerance = CF_Tube_OD_tolerance, VL
fn = 360;
// Full cylinder, unconditional
translate(v) hull() {
rotate([-90,0,0]) cylinder(h=CF_Tube_Len, d=OD, $fn=fn);
translate(v) translate([0, -tolerance_length, 0]) hull() {
rotate([-90,0,0]) cylinder(h=CF_Tube_Len+tolerance_length*2, d=OD, $fn=fn);
if (notch) translate([-OD*0.02, 0, -OD*0.6]) cube([OD*0.04, CF_Tube_Len, OD*0.6]);
}
@ -106,14 +106,14 @@ module CFTubeCutout2(v, block_y0, block_y1, tolerance = CF_Tube_OD_tolerance, VL
}
}
module CFSquareCutout2(v, block_y0, block_y1, tolerance = CF_Square_Width_tolerance, taper_length = 2, taper_mul = 1.1) {
module CFSquareCutout2(v, block_y0, block_y1, tolerance = CF_Square_Width_tolerance, taper_length = 2, taper_mul = 1.1, tolerance_length = CF_Square_Width_tolerance) {
w = CF_Square_Width + tolerance;
taper_w = (CF_Square_Width * taper_mul) + tolerance;
tube_y0 = v[1];
tube_y1 = tube_y0 + CF_Tube_Len;
// Full square rod, unconditional
translate([v[0]-w/2, v[1], v[2]-w/2]) cube([w, CF_Tube_Len, w]);
translate([v[0]-w/2, v[1] - tolerance_length, v[2]-w/2]) cube([w, CF_Tube_Len + tolerance_length*2, w]);
// Check for tapered holes
if ((block_y0 >= tube_y0) && (block_y0 < tube_y1)) // Tube protrudes through start of block
hull() {