180 lines
4.2 KiB
OpenSCAD
Executable File
180 lines
4.2 KiB
OpenSCAD
Executable File
// MKS Gen L v1.0
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width = 110;
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depth = 84;
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height = 25;
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thickness = 3;
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mount_peg = 3;
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spacing = 10;
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peg_up = 3;
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peg_bottom = 8;
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pcb_thickness = 1.5;
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screw_size = height - thickness; // 10;
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//
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$fn = 100;
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top_part();
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bottom_part();
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module bottom_part() {
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union() {
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base();
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walls();
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screw_mounts();
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}
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}
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module top_part() {
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x = width + 2 * spacing;
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y = depth + 2 * spacing;
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d = (peg_up + 2) / 2 + 2;
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h = height - thickness + 2;
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difference() {
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translate([0, 0, height - thickness])
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cube([x, y, thickness]);
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// screw cutoffs
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screw_cutoff();
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translate([x - 8, 0, 0])
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screw_cutoff();
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translate([0, y - 8, 0])
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screw_cutoff();
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translate([x - 8, y - 8, 0])
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screw_cutoff();
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// grill
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for (i = [0 : 5])
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translate([40 + (6 * i), depth / 2.2, height - thickness * 1.5])
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grill();
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// part cutoff
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translate([10,18,height-thickness *1.5])
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cube([8,24, thickness *2]);
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}
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}
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module screw_mounts() {
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d = (peg_up) + 1;
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x = width + 2 * spacing - 4;
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y = depth + 2 * spacing - 4;
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h = 0; //height - (screw_size + thickness);
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translate([d, d, h])
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rotate([0, 0, 180])
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screw_mount();
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translate([x, d, h])
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rotate([0, 0, - 90])
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screw_mount();
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translate([d, y, h])
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rotate([0, 0, 90])
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screw_mount();
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translate([x, y, h])
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screw_mount();
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}
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module screw_mount() {
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difference() {
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union() {
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cylinder(h = screw_size, d = peg_up + 3);
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translate([0, - peg_up, 0])
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cube([peg_up * 2, peg_up * 2, screw_size]);
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translate([- peg_up, 0, 0])
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cube([peg_up * 2, peg_up * 2, screw_size]);
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}
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translate([0, 0, - screw_size * 0.1])
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cylinder(h = screw_size * 1.3, d = peg_up);
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}
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}
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module base() {
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d1 = mount_peg;
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x = width + 2 * spacing;
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y = depth + 2 * spacing;
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cube([x, y, thickness]);
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translate([4 + spacing, 4 + spacing, thickness])
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peg(h = thickness);
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translate([x - (4 + spacing), 4 + spacing, thickness])
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peg(h = thickness);
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translate([x - (4 + spacing), y - (4 + spacing), thickness])
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peg(h = thickness);
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translate([(4 + spacing), y - (4 + spacing), thickness])
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peg(h = thickness);
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}
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module walls() {
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difference() {
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walls_basic();
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// power ports
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translate([0, spacing, thickness + pcb_thickness]) {
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translate([- spacing * 1.5, 9, 5])
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cube([spacing * 2, 10.5, 13]);
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translate([- spacing * 1.5, 21, 5])
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cube([spacing * 2, 10.5, 13]);
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translate([- spacing * 1.5, 33, 5])
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cube([spacing * 2, 21, 6]);
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}
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// usb
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translate([spacing, 0, thickness + pcb_thickness]) {
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translate([21, - spacing * 1.5, 5])
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cube([12, spacing * 2, 11]);
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}
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// holes for mounts
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translate([30, depth + thickness + spacing *2.1, 15])
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rotate([90, 0, 0])
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cylinder(h = thickness * 2, d = 3.5);
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translate([width + spacing *2 - 30, depth + thickness + spacing *2.1, 15])
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rotate([90, 0, 0])
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cylinder(h = thickness * 2, d = 3.5);
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}
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}
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module walls_basic() {
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x = width + 2 * spacing;
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y = depth + 2 * spacing;
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translate([0, - thickness, 0])
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cube([x, thickness, height]);
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translate([0, y, 0])
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cube([x, thickness, height]);
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translate([x, - thickness, 0])
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cube([thickness, y + 2 * thickness, height]);
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translate([- thickness, - thickness, 0])
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cube([thickness, y + 2 * thickness, height]);
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}
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module peg(h) {
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cylinder(h = h, d = peg_bottom);
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cylinder(h = h * 3, d = peg_up);
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}
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module screw_cutoff() {
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d = (peg_up + 5) / 2;
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h = height - thickness + 2;
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translate([d, d, h])
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cylinder(h = 2, d1 = 3, d2 = 9);
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translate([d, d, h - 2])
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cylinder(h = 2, d = 3);
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}
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module grill() {
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d = 3;
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hull() {
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cylinder(h = thickness * 2, d = d);
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translate([0, 30, 0])
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cylinder(h = thickness * 2, d = d);
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}
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} |