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headband v0.4: add chamfering, fix indentation

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user 2024-01-30 20:56:00 +01:00
commit 8b9f7e27e5
2 changed files with 130 additions and 38 deletions
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headband.scad
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@ -10,51 +10,65 @@ TIP_BEND=20;
RAKE_DEPTH=1;
RAKE_WIDTH=1;
RAKE_STRETCH=1;
RAKE_CHAMPFER=0.5;
RAKE_CHAMFER=0.5;
CHAMFER=1;
CHAMFER_SHAPE="cone";
use <chamfer.scad>
module partial_ring(part, radius, thickness, height) {
rotate(180-180*part, [0, 0, 1])
rotate_extrude(angle=360*part)
translate([radius, 0])
square([thickness, height], center=true);
rotate(180-180*part, [0, 0, 1])
rotate_extrude(angle=360*part)
translate([radius, 0])
square([thickness, height], center=true);
}
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) {
union() {
color("purple") partial_ring(part, radius=size, thickness=thickness, height=height);
rotate( 90-180*part, [0, 0, 1]) translate([stretch_len/2, size, 0]) {
color("orange") cube([stretch_len, thickness, height], center=true);
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) {
union() {
chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape) union() {
color("purple")
partial_ring(part, radius=size, thickness=thickness, height=height);
rotate( 90-180*part, [0, 0, 1])
translate([stretch_len/2, size, 0]) {
color("orange") cube([stretch_len, thickness, height], center=true);
color("purple") translate([stretch_len/2, tip_bend, 0])
rotate(90+180*tip_len, [0, 0, 1])
partial_ring(
part=tip_len,
radius=tip_bend,
thickness=thickness,
height=height
);
rotate(90+180*tip_len, [0, 0, 1])
partial_ring(
part=tip_len,
radius=tip_bend,
thickness=thickness,
height=height
);
}
rotate(-90+180*part, [0, 0, 1]) translate([stretch_len/2, -size, 0]) {
color("orange") cube([stretch_len, thickness, height], center=true);
color("purple") scale([1, -1, 1]) translate([stretch_len/2, tip_bend, 0])
rotate(-90+180*part, [0, 0, 1])
translate([stretch_len/2, -size, 0]) {
color("orange")
cube([stretch_len, thickness, height], center=true);
color("purple")
scale([1, -1, 1])
translate([stretch_len/2, tip_bend, 0])
rotate(90+180*tip_len, [0, 0, 1])
partial_ring(
part=tip_len,
radius=tip_bend,
thickness=thickness,
height=height
);
partial_ring(
part=tip_len,
radius=tip_bend,
thickness=thickness,
height=height
);
}
}
for (i=[-size/2:size/2]) {
rotate(i*2-rake_width/2, [0, 0, 1])
intersection() {
scale([1, 1, rake_stretch/(rake_depth/height)])
translate([0, rake_width/2, 0])
rotate_extrude(angle=rake_width)
translate([rake_depth/2-size+thickness/2, 0, 0])
scale([1, 0.5, 1])
circle(r=rake_depth, $fn=3);
translate([rake_depth/2-size+thickness/2-rake_chamfer, 0, 0])
color("red")
cube([2*rake_depth, rake_width, height], center=true);
}
for (i=[-size/2:size/2]) {
rotate(i*2-rake_width/2, [0, 0, 1]) intersection() {
scale([1, 1, rake_stretch/(rake_depth/height)])
translate([0, rake_width/2, 0]) rotate_extrude(angle=rake_width)
translate([rake_depth/2-size+thickness/2, 0, 0])
scale([1, 0.5, 1])
circle(r=rake_depth, $fn=3);
translate([rake_depth/2-size+thickness/2-rake_champfer, 0, 0])
color("red")
cube([2*rake_depth, rake_width, height], center=true);
}
};
};
};
}