47 lines
1.6 KiB
OpenSCAD
47 lines
1.6 KiB
OpenSCAD
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// Classical Guitar style headstock tuners, comes in a mirrored pair of 3 machine heads with a metal plate
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module NylonTuner() {
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cyl_hd_fn = $preview ? 32 : 512;
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cyl_ld_fn = $preview ? 24 : 72;
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earshaft_diameter = 6;
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ear_height = 13;
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ear_diameter = 22.1;
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peg_diameter = 6.0; // Closer to 5.7mm
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peg_length = 28;
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peg_spacing = 35.0;
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peg_string_diameter = 2.2+0.1;
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plate_width = 16.6 + 1.4;
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plate_length = 111;
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plate_thickness = 1.1; // Not really used for our purposes
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outer_thickness = 10;
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// screwhole_diameter = 3;
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screwtap_diameter = 1.7;
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screw_length = 7.1 - plate_thickness;
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module peg() {
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render() difference() {
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cylinder(h=peg_length, d=peg_diameter, $fn=cyl_hd_fn);
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translate([0, 0, 14.1]) rotate([90, 0, 0]) cylinder(h=peg_diameter, d=peg_string_diameter, $fn=cyl_ld_fn, center=true);
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translate([0, 0, 22.7]) rotate([90, 0, 0]) cylinder(h=peg_diameter, d=peg_string_diameter, $fn=cyl_ld_fn, center=true);
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}
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}
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module ear() {
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rotate([0, 90, 0]) cylinder(h=22.6, d=earshaft_diameter, $fn=cyl_ld_fn);
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rotate([0, 90, 0]) translate([0,0,22.6-ear_height]) cylinder(h=ear_height, d=ear_diameter, $fn=cyl_hd_fn);
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}
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// Plate and clearance
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translate([-plate_width/2, 0, -outer_thickness]) cube([plate_width, plate_length, outer_thickness]);
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// Pegs
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for (i = [0:2]) {
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// Peg
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translate([0, i*peg_spacing + 16, 0]) peg();
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// Ear
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translate([plate_width/2, i*peg_spacing + 22.5, -earshaft_diameter/2-2.5]) ear();
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}
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// Mounting holes
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for (i = [6, 39, 75, 105]) {
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translate([0, i, 0]) cylinder(h=screw_length, d=screwtap_diameter, $fn=cyl_ld_fn);
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}
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}
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