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[WIP] pressfit ears

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djerun 2024-12-14 14:29:56 +01:00
parent ab18f4751f
commit 892899c511
3 changed files with 72 additions and 30 deletions
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4
catear_headband.scad
View file

@ -3,7 +3,7 @@ include <globals.scad>;
use <headband.scad>;
use <chamfer.scad>;
module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretch_factor=1.2, debug=false, chamfer=CHAMFER, chamfer_shape=CHAMFER_SHAPE, details=true) {
module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretch_factor=1.2, debug=false, chamfer=CHAMFER, chamfer_shape=CHAMFER_SHAPE, details=true, end_caps=true) {
$A=[0, side_len/2];
$B=[0,-side_len/2];
$C=[-(side_len/2/sin(120))*1.5*stretch_factor, 0];
@ -42,6 +42,7 @@ module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretc
thickness=thickness,
height=height
);
if (end_caps) {
translate($A) color("#aaaaaa")
chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape)
cylinder(h=height, d=thickness, center=true);
@ -51,6 +52,7 @@ module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretc
translate($C) color("#cccccc")
chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape)
cylinder(h=height, d=thickness, center=true);
}
if (debug) {
echo("A", $A, "a", $a, "alpha", $alpha);

38
pressfit_bunnyears.scad Normal file
View file

@ -0,0 +1,38 @@
include <globals.scad>;
use <catear_headband.scad>;
use <pressfit_headband.scad>;
use <chamfer.scad>;
$fn=90;
EAR_SCALE = 0.5;
EAR_BEND_FACTOR = 0.2;
EAR_STRETCH_FACTOR = 8;
STEP_SIZE = .5;
//difference() {
translate([20*pow(0.99, SIZE/2*EAR_SCALE-1-THICKNESS), 0, -THICKNESS/2])
/*union()*/ for (i=[0:STEP_SIZE:SIZE/2*EAR_SCALE-1]) {
j=pow(0.99, i);
chamfer_ = floor(abs(2*i/(SIZE/2*EAR_SCALE-1)-1));
translate([-j*20, 0, 0])
rotate(90, [0, 1, 0])
/*chamfer(size=1, child_h=1, child_bot=-0.5, shape=CHAMFER_SHAPE)*/ {
echo("i", i, "j", j, "chamfer_", chamfer_);
catear(
debug=DEBUG,
height=INSERTICLE_Z*1.2,
thickness=THICKNESS,
side_len=SIZE/2*EAR_SCALE-i,
bend_factor=EAR_BEND_FACTOR,
stretch_factor=EAR_STRETCH_FACTOR,
chamfer=0, //chamfer_,
chamfer_shape=CHAMFER_SHAPE,
details=false,
end_caps=false
);
}
}
// translate([0, 0, -THICKNESS]) cube([100, 100, THICKNESS], center=true);
// scale([1, 1, 2]) inserticle();
//}

8
pressfit_catears.scad
View file

@ -7,10 +7,11 @@ use <chamfer.scad>;
EAR_SCALE = 1.5;
EAR_BEND_FACTOR = 0.15;
EAR_STRETCH_FACTOR = 1.2;
STEP_SIZE = 1;
difference() {
translate([20*pow(0.99, SIZE/2*EAR_SCALE-1-THICKNESS), 0, -THICKNESS/2])
union() for (i=[0:SIZE/2*EAR_SCALE-1]) {
union() for (i=[0:STEP_SIZE:SIZE/2*EAR_SCALE-1]) {
j=pow(0.99, i);
chamfer_ = floor(abs(2*i/(SIZE/2*EAR_SCALE-1)-1));
translate([-j*20, 0, 0])
@ -23,8 +24,9 @@ union() for (i=[0:SIZE/2*EAR_SCALE-1]) {
side_len=SIZE/2*EAR_SCALE-i,
bend_factor=EAR_BEND_FACTOR,
stretch_factor=EAR_STRETCH_FACTOR,
chamfer=chamfer_,
chamfer_shape=CHAMFER_SHAPE
chamfer=0, //chamfer_,
chamfer_shape=CHAMFER_SHAPE,
end_caps=false
);
}
translate([0, 0, -THICKNESS]) cube([100, 100, THICKNESS], center=true);