84 lines
2.4 KiB
OpenSCAD
84 lines
2.4 KiB
OpenSCAD
include <globals.scad>;
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use <headband.scad>;
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use <chamfer.scad>;
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use <catear_headband.scad>;
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$fn=30;
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HEIGHT=18;
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EAR_SKEW=0.6;
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EAR_SCALE=1.4;
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EAR_BEND_FACTOR=0.04;
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EAR_STRETCH_FACTOR=1.2;
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EAR_ANGLE=42;
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WITH_RAKE=true;
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DETAILS=true;
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module catear_headband_esp(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=EAR_SCALE, ear_bend_factor=EAR_BEND_FACTOR, ear_stretch_factor=EAR_STRETCH_FACTOR, ear_angle=EAR_ANGLE, chamfer=CHAMFER, chamfer_shape=CHAMFER_SHAPE, with_rake=WITH_RAKE, details=DETAILS, $fn=$fn, ear_skew=EAR_SKEW) {
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$a=size/2*ear_scale;
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$delta=2*(acos($a/(size*2))-90);
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ear_offset=size*sin(90-$delta/2);
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union() {
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rotate( ear_angle, [0, 0, 1]) {
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translate([-ear_offset, 0, 0]) catear_v3(
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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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chamfer=chamfer,
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chamfer_shape=chamfer_shape,
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details=details,
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$fn=$fn,
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skew=ear_skew
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);
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}
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scale([1, -1, 1])
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rotate(ear_angle, [0, 0, 1]) {
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translate([-ear_offset, 0, 0]) catear_v3(
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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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chamfer=chamfer,
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chamfer_shape=chamfer_shape,
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details=details,
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$fn=$fn,
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skew=ear_skew
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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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with_rake=with_rake,
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details=false,
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$fn=$fn
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);
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};
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}
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translate([0, 0, 6])
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rotate(-90)
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difference() {
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translate([0, 0, HEIGHT/2-6]) catear_headband_esp(chamfer=0, with_rake=false);
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translate([-5, -5, 0]) cube([110, 110, HEIGHT]);
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rotate(90) translate([-5, -5, 0]) cube([110, 110, HEIGHT]);
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rotate(180) translate([-5, -5, 0]) cube([110, 110, HEIGHT]);
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translate([0, -60, HEIGHT/2]) rotate(35) cube([70, 70, HEIGHT], center=true);
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rotate(-90+180*PART, [0, 0, 1])
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translate([0, -SIZE, HEIGHT-6])
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color("orange")
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rotate([90, 0, 0])
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cylinder(r=HEIGHT-6, h=2*THICKNESS, center=true);
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}
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