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Working twist

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This commit is contained in:
Ian Gulliver
2024-07-08 21:03:19 -07:00
parent e6bae61973
commit 45339677d8
1 changed files with 48 additions and 60 deletions
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108
lib/spoolmount_twist.scad
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@@ -1,74 +1,62 @@
module spoolmount_twist() { module spoolmount_twist() {
difference() { difference() {
// Cylinder body union() {
cylinder(h=5, r=25, $fn=200); difference() {
// Cylinder body
for (a = [45 : 90 : 335]) { cylinder(h=5, r=24.9, $fn=200);
// Locking bump entrance cutout
rotate([0, 0, a - 13])
rotate_extrude(angle=26, $fn=200)
translate([22.5, 0, 0])
polygon(points=[
[0, -1],
[3, -1],
[3, 2.5],
[0, 2.5],
]);
// Slide cutout
rotate([0, 0, a - 41.5])
rotate_extrude(angle=83, $fn=200)
translate([22.5, 0, 0])
polygon(points=[
[3, 0],
[2.5, 0],
[0, 2.5],
[2.5, 5],
[3, 5],
]);
// Rounded end cutouts for (a = [45 : 90 : 335]) {
for (o = [-41.5, 41.5]) { // Slide bump entrance cutout
rotate([0, 0, a + o]) rotate([0, 0, a - 13])
translate([0, 30, 0]) rotate_extrude(angle=26, $fn=200)
scale([0.2, 1.0, 1.0]) translate([22.3, 0, 0])
rotate_extrude($fn=200) polygon(points=[
translate([5, 0, 0]) [0, -1],
polygon(points=[ [3, -1],
[0, 0], [3, 2.5],
[2.5, 2.5], [0, 2.5],
[0, 5], ]);
]);
// Slide cutout
rotate([0, 0, a - 41.5])
rotate_extrude(angle=83, $fn=200)
translate([22.4, 0, 0])
polygon(points=[
[3, 0],
[2.5, 0],
[0, 2.5],
[2.5, 5],
[3, 5],
]);
}
} }
}
}
difference() {
intersection() {
cylinder(h=5, r=25, $fn=200);
for (a = [45 : 90 : 335]) { // Locking bumps
for (o = [-20.65, 20.65]) { intersection() {
rotate([0, 0, a + o]) cylinder(h=5, r=24.9, $fn=200);
translate([0, 23.5, 1])
rotate([45, 0, 0]) for (a = [45 : 90 : 335]) {
scale([1.0, 1.0, 1.0]) for (o = [-20.75, 20.75]) {
cylinder(h=3.5, d=1, center=true, $fn=50); rotate([0, 0, a + o])
translate([0, 23.4, 0]) {
rotate([0, 0, a + o]) translate([0, 0, 1])
translate([0, 23.5, 4]) rotate([45, 0, 0])
rotate([-45, 0, 0]) cylinder(h=3.5, d=1, center=true, $fn=50);
scale([1.0, 1.0, 1.0])
cylinder(h=3.5, d=1, center=true, $fn=50); translate([0, 0, 4])
rotate([-45, 0, 0])
cylinder(h=3.5, d=1, center=true, $fn=50);
}
}
} }
} }
} }
// Rounded cutouts
for (a = [45 : 90 : 335]) { for (a = [45 : 90 : 335]) {
// Rounded end cutouts for (o = [-41.5, -21.5, 21.5, 41.5]) {
for (o = [-21.5, 21.5]) {
rotate([0, 0, a + o]) rotate([0, 0, a + o])
translate([0, 30, 0]) translate([0, 29.9, 0])
scale([0.2, 1.0, 1.0]) scale([0.2, 1.0, 1.0])
rotate_extrude($fn=200) rotate_extrude($fn=200)
translate([5, 0, 0]) translate([5, 0, 0])