60 lines
2.3 KiB
OpenSCAD
60 lines
2.3 KiB
OpenSCAD
include <globals.scad>
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use <chamfer.scad>
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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_chamfer=RAKE_CHAMFER, chamfer=CHAMFER, chamfer_shape=CHAMFER_SHAPE, with_rake=true) {
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union() {
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chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape) union() {
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color("purple")
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partial_ring(part, radius=size, thickness=thickness, height=height);
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rotate( 90-180*part, [0, 0, 1])
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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])
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translate([stretch_len/2, -size, 0]) {
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color("orange")
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cube([stretch_len, thickness, height], center=true);
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color("purple")
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scale([1, -1, 1])
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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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}
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if (with_rake) for (i=[-size/2:size/2]) {
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rotate(i*2-rake_width/2, [0, 0, 1])
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intersection() {
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scale([1, 1, rake_stretch/(rake_depth/height)])
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translate([0, rake_width/2, 0])
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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_chamfer, 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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