121 lines
3.6 KiB
OpenSCAD
121 lines
3.6 KiB
OpenSCAD
use <../generic/spoolmount_a.scad>
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use <../util/screw_hole_m3.scad>
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use <../util/torus.scad>
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module prusa_enclosure_mount(angle, h=10) {
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translate([0, 0, h - 5])
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spoolmount_a();
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rotate([0, 0, angle])
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difference() {
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union() {
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for (yo = [-20, 20]) {
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translate([0, yo, 0])
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difference() {
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// Side body
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hull() {
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for (x = [30, 127]) {
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for (y = [-7, 7]) {
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for (z = [2.5, h - 2.5]) {
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translate([x, y, z])
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scale([0.7, 0.7, 1.0])
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sphere(d=5, $fn=50);
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}
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}
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}
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}
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// Through screw hole
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translate([120, 0, 0])
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screw_hole_m3(h=h);
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// Underside washer alignment cutouts
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for (y = [-4, 4]) {
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translate([124, y, 0])
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cube([2, 2, 2], center=true);
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}
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}
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}
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// Center body
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hull() {
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for (x = [30, 115]) {
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for (y = [-25, 25]) {
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for (z = [2.5, h - 2.5]) {
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translate([x, y, z])
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scale([0.7, 0.7, 1.0])
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sphere(d=5, $fn=50);
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}
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}
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}
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}
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// Spoolmount support ring
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{
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// Outer core
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difference() {
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union() {
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// Top core
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translate([0, 0, 2.5])
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cylinder(h=h - 3, r=42, $fn=200);
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// Bottom core
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cylinder(h=5, r=40.25, $fn=200);
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}
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// Center through cutout
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translate([0, 0, -1])
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cylinder(h=h + 2, r=25.1, $fn=200);
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// Bottom cutout
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translate([0, 0, -1])
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cylinder(h=3.5, r=26.75, $fn=200);
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}
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// Outer bottom rounded edge
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translate([0, 0, 2.5])
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torus(r_major=40.25, r_minor=2.5, xs=0.7, $fn=200);
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// Inner bottom rounded edge
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translate([0, 0, 2.5])
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torus(r_major=26.75, r_minor=2.5, xs=0.7, $fn=200);
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}
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}
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// Spool ring weight reduction holes
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for (a = [0 : 20 : 340]) {
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rotate([0, 0, a])
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translate([0, 33, 0]) {
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translate([0, 0, -1])
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cylinder(h=h - 8.5, d=9, $fn=50);
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translate([0, 0, h - 9.51])
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cylinder(h=4.5, d1=9, d2=0, $fn=50);
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}
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}
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// Weight reduction holes rows 1/5
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for (x = [44.5 : 12 : 105]) {
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for (y = [-20 : 40 : 20]) {
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translate([x, y, -1])
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cylinder(h=h + 2, d=9, $fn=50);
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}
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}
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// Weight reduction holes rows 2/4
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for (x = [51 : 12 : 105]) {
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for (y = [-10 : 20 : 10]) {
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translate([x, y, -1])
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cylinder(h=h + 2, d=9, $fn=50);
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}
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}
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// Weight reduction holes row 3
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for (x = [56.5 : 12 : 105]) {
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translate([x, 0, -1])
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cylinder(h=h + 2, d=9, $fn=50);
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}
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}
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}
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prusa_enclosure_mount(angle=0); |