Files
spoolmount/v1/scad/lib/prusa_enclosure_mount.scad
2024-07-11 09:16:54 -07:00

120 lines
3.7 KiB
OpenSCAD

use <spoolmount_a.scad>
use <torus.scad>
module prusa_enclosure_mount(angle) {
translate([0, 0, 13])
spoolmount_a();
rotate([0, 0, angle])
difference() {
union() {
for (yo = [-20, 20]) {
translate([0, yo, 0])
difference() {
// Side body
hull() {
for (x = [30, 127]) {
for (y = [-7, 7]) {
for (z = [2.5, 15.5]) {
translate([x, y, z])
scale([0.7, 0.7, 1.0])
sphere(d=5, $fn=50);
}
}
}
}
// Through screw hole
translate([120, 0, -1])
cylinder(h=20, d=3.2, $fn=50);
// Hex nut / screw head cutout
translate([120, 0, 18 - (2.6 / 2)])
linear_extrude(2.61, center=true)
polygon(points=[
[-2.8, 1.6175],
[0, 3.235],
[2.8, 1.6175],
[2.8, -1.6175],
[0, -3.235],
[-2.8, -1.6175],
]);
// Underside washer alignment cutouts
for (y = [-4, 4]) {
translate([124, y, 0])
cube([2, 2, 2], center=true);
}
}
}
// Center body
hull() {
for (x = [30, 115]) {
for (y = [-25, 25]) {
for (z = [2.5, 15.5]) {
translate([x, y, z])
scale([0.7, 0.7, 1.0])
sphere(d=5, $fn=50);
}
}
}
}
// Spoolmount support ring
{
// Outer core
difference() {
union() {
// Top core
translate([0, 0, 2.5])
cylinder(h=15.5, r=42, $fn=200);
// Bottom core
cylinder(h=18, r=40.25, $fn=200);
}
// Center through cutout
translate([0, 0, -1])
cylinder(h=20, r=25, $fn=200);
// Bottom cutout
translate([0, 0, -1])
cylinder(h=3.5, r=26.75, $fn=200);
}
// Outer bottom rounded edge
translate([0, 0, 2.5])
torus(r_major=40.25, r_minor=2.5, xs=0.7, $fn=200);
// Inner bottom rounded edge
translate([0, 0, 2.5])
torus(r_major=26.75, r_minor=2.5, xs=0.7, $fn=200);
}
}
// Weight reduction holes rows 1/5
for (x = [44.5 : 12 : 105]) {
for (y = [-20 : 40 : 20]) {
translate([x, y, -1])
cylinder(h=20, d=9, $fn=50);
}
}
// Weight reduction holes rows 2/4
for (x = [51 : 12 : 105]) {
for (y = [-10 : 20 : 10]) {
translate([x, y, -1])
cylinder(h=20, d=9, $fn=50);
}
}
// Weight reduction holes row 3
for (x = [56.5 : 12 : 105]) {
translate([x, 0, -1])
cylinder(h=20, d=9, $fn=50);
}
}
}
prusa_enclosure_mount(angle=0);