225 lines
7.9 KiB
OpenSCAD
225 lines
7.9 KiB
OpenSCAD
$fn=360;
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DEBUG=false;
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SIZE=60;
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HEIGHT=4.6;
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THICKNESS=3;
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PART=0.7;
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STRETCH_LEN=40;
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TIP_LEN=0.05;
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TIP_BEND=20;
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RAKE_DEPTH=1;
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RAKE_WIDTH=1;
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RAKE_STRETCH=1;
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RAKE_CHAMPFER=0;
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module inserticle() {
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cube([4.6, 7.4, 5.4], center=true);
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}
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module testblock_inserticle() {
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union() {
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translate([0, 0, 5.4/2]) inserticle();
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translate([0, 0, -5]) cube([15, 12, 10], center=true);
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}
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}
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module testblock_recepticle() {
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rotate(180, [0, 1, 0]) difference() {
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translate([0, 0, 5]) cube([15, 12, 10], center=true);
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translate([0, 0, 5.4/2]) inserticle();
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}
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}
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module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretch_factor=1.2, debug=false) {
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$A=[0, side_len/2];
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$B=[0,-side_len/2];
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$C=[-(side_len/2/sin(120))*1.5*stretch_factor, 0];
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$c=sqrt(pow($A.x-$B.x, 2)+pow($A.y-$B.y, 2));
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$b=sqrt(pow($A.x-$C.x, 2)+pow($A.y-$C.y, 2));
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$a=sqrt(pow($C.x-$B.x, 2)+pow($C.y-$B.y, 2));
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$hc=-$C.x;
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$alpha=asin($hc/$b);
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$beta=$alpha;
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$gamma=180-$alpha-$beta;
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$delta=180*bend_factor;
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$bend_radius=$a/(2*cos(90-$delta/2));
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$bend_offset=$bend_radius*sin(90-$delta/2);
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translate([0, -$c/2, 0])
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rotate($beta, [0, 0, 1])
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translate([0, $a/2, 0])
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translate([$bend_offset, 0, 0])
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color("#00ffff") partial_ring(
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part=$delta/360,
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radius=$bend_radius,
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thickness=thickness,
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height=height
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);
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translate([0, $c/2, 0])
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rotate(-$alpha, [0, 0, 1])
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translate([0, -$b/2, 0])
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translate([$bend_offset, 0, 0])
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color("#ff00ff") partial_ring(
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part=$delta/360,
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radius=$bend_radius,
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thickness=thickness,
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height=height
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);
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translate($A) color("#aaaaaa") cylinder(h=height, d=thickness, center=true);
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translate($B) color("#bbbbbb") cylinder(h=height, d=thickness, center=true);
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translate($C) color("#cccccc") cylinder(h=height, d=thickness, center=true);
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if (debug) {
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echo("A", $A, "a", $a, "alpha", $alpha);
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echo("B", $B, "b", $b, "beta ", $beta);
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echo("C", $C, "c", $c, "gamma", $gamma);
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echo("bend_factor", bend_factor);
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echo("delta:", $delta);
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echo("bend_radius", $bend_radius);
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echo("bend_offset", $bend_offset);
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color("#000000") cylinder(h=4, d=4);
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translate($C/2) color("red") cube([$hc, thickness, height*1.1], center=true);
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color("red") cube([thickness, $c, height*1.1], center=true);
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color("red")translate([0, $c/2, 0]) rotate(-$alpha, [0, 0, 1]) translate([0, -$b/2, 0]) cube([thickness, $b, height*1.1], center=true);
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color("red")translate([0, -$c/2, 0]) rotate($beta, [0, 0, 1]) translate([0, $a/2, 0]) cube([thickness, $a, height*1.1], center=true);
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}
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}
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module partial_ring(part, radius, thickness, height) {
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rotate(180-180*part, [0, 0, 1])
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rotate_extrude(angle=360*part)
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translate([radius, 0])
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square([thickness, height], center=true);
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}
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module headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, rake_depth=RAKE_DEPTH, rake_width=RAKE_WIDTH, rake_stretch=RAKE_STRETCH, rake_champfer=RAKE_CHAMPFER) {
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union() {
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color("purple") partial_ring(part, radius=size, thickness=thickness, height=height);
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rotate( 90-180*part, [0, 0, 1]) translate([stretch_len/2, size, 0]) {
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color("orange") cube([stretch_len, thickness, height], center=true);
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color("purple") translate([stretch_len/2, tip_bend, 0])
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rotate(90+180*tip_len, [0, 0, 1])
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partial_ring(
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part=tip_len,
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radius=tip_bend,
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thickness=thickness,
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height=height
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);
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}
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rotate(-90+180*part, [0, 0, 1]) translate([stretch_len/2, -size, 0]) {
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color("orange") cube([stretch_len, thickness, height], center=true);
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color("purple") scale([1, -1, 1]) translate([stretch_len/2, tip_bend, 0])
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rotate(90+180*tip_len, [0, 0, 1])
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partial_ring(
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part=tip_len,
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radius=tip_bend,
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thickness=thickness,
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height=height
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);
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}
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for (i=[-size/2:size/2]) {
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rotate(i*2-rake_width/2, [0, 0, 1]) intersection() {
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scale([1, 1, rake_stretch/(rake_depth/height)])
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translate([0, rake_width/2, 0]) rotate_extrude(angle=rake_width)
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translate([rake_depth/2-size+thickness/2, 0, 0])
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scale([1, 0.5, 1])
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circle(r=rake_depth, $fn=3);
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translate([rake_depth/2-size+thickness/2-rake_champfer, 0, 0])
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color("red")
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cube([2*rake_depth, rake_width, height], center=true);
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}
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};
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};
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}
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module pressfit_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND) {
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union() {
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color("pink") { $a=48;
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rotate( $a, [0, 0, 1]) {
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translate([-size-4, 0,]) rotate(90, [0, 1, 0]) inserticle();
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translate([-size-3, 0,]) rotate(90, [0, 1, 0]) inserticle();
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}
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rotate(-$a, [0, 0, 1]) {
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translate([-size-4, 0,]) rotate(90, [0, 1, 0]) inserticle();
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translate([-size-3, 0,]) rotate(90, [0, 1, 0]) inserticle();
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}
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}
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headband(
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size=size,
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height=height,
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thickness=thickness,
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part=part,
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stretch_len=stretch_len,
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tip_len=tip_len,
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tip_bend=tip_bend
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);
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};
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}
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module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=1.4, ear_bend_factor=0.15, ear_stretch_factor=1, ear_angle=42) {
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union() {
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rotate( ear_angle, [0, 0, 1]) {
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translate([-size, 0, 0]) catear(
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debug=debug,
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height=height,
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thickness=thickness,
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side_len=size/2*ear_scale,
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bend_factor=ear_bend_factor,
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stretch_factor=ear_stretch_factor
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);
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}
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rotate(-ear_angle, [0, 0, 1]) {
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translate([-size, 0, 0]) catear(
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debug=false,
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height=height,
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thickness=thickness,
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side_len=size/2*ear_scale,
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bend_factor=ear_bend_factor,
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stretch_factor=ear_stretch_factor
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);
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}
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headband(
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size=size,
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height=height,
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thickness=thickness,
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part=part,
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stretch_len=stretch_len,
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tip_len=tip_len,
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tip_bend=tip_bend
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);
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};
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}
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module bunnyear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=0.5, ear_bend_factor=0.2, ear_stretch_factor=10, ear_angle=30) {
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catear_headband(
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debug=debug,
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size=size,
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height=height,
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thickness=thickness,
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part=part,
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stretch_len=stretch_len,
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tip_len=tip_len,
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tip_bend=tip_bend,
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ear_scale=ear_scale,
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ear_bend_factor=ear_bend_factor,
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ear_stretch_factor=ear_stretch_factor,
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ear_angle=ear_angle);
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}
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module foxear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=1.2, ear_bend_factor=0.01, ear_stretch_factor=1.2, ear_angle=30) {
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catear_headband(
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debug=debug,
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size=size,
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height=height,
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thickness=thickness,
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part=part,
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stretch_len=stretch_len,
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tip_len=tip_len,
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tip_bend=tip_bend,
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ear_scale=ear_scale,
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ear_bend_factor=ear_bend_factor,
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ear_stretch_factor=ear_stretch_factor,
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ear_angle=ear_angle);
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}
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headband(); |