82 lines
2.9 KiB
OpenSCAD
82 lines
2.9 KiB
OpenSCAD
// --- Parameters ---
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columns = 4;
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rows = 6;
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u_size = 19.05;
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switch_outer_width = 14.2;
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switch_inner_width = 13.2;
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switch_total_height = 14.2;
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notch_height = 4.0;
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plate_thickness = 1.5;
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margin = 5.0;
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// --- Calculated Plate Dimensions ---
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plate_width = (columns - 1) * u_size + switch_outer_width + (margin * 2);
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plate_height = (rows - 1) * u_size + switch_total_height + (margin * 2);
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// --- Modules ---
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module switch_cutout() {
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union() {
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cube([switch_inner_width, switch_total_height, plate_thickness + 2], center=true);
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translate([0, (switch_total_height - (switch_total_height-notch_height)/2)/2, 0])
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cube([switch_outer_width, (switch_total_height-notch_height)/2, plate_thickness + 2], center=true);
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translate([0, -(switch_total_height - (switch_total_height-notch_height)/2)/2, 0])
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cube([switch_outer_width, (switch_total_height-notch_height)/2, plate_thickness + 2], center=true);
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}
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}
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module stabilizer_cutout(is_vertical=false) {
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dist = 23.85; // Standard 2u stabilizer distance
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union() {
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switch_cutout();
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rotate([0, 0, is_vertical ? 90 : 0]) {
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for(m = [-1, 1]) {
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translate([m * dist/2, 0, 0]) {
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cube([3.3, 14.0, plate_thickness + 2], center=true);
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translate([m * 0.5, 0, 0])
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cube([4.3, 8.0, plate_thickness + 2], center=true);
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}
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}
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}
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}
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}
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module whole_plate() {
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difference() {
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cube([plate_width, plate_height, plate_thickness]);
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translate([margin + switch_outer_width/2, margin + switch_total_height/2, plate_thickness/2]) {
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for (r = [0 : rows - 1]) {
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for (c = [0 : columns - 1]) {
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translate([c * u_size, r * u_size, 0]) {
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// 1. COLUMN 3: (Enter, Plus, and 2 1U Keys)
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if (c == 3) {
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if (r == 0 || r == 2) {
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// Bottom 2 2U Vertical keys
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translate([0, u_size/2, 0]) stabilizer_cutout(true);
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} else if (r == 4 || r == 5) {
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// Top 2 1U keys
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switch_cutout();
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}
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}
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// 2. BOTTOM ROW: 2U '0' Key (Cols 0 and 1)
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else if (r == 0 && (c == 0 || c == 1)) {
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if (c == 0) translate([u_size/2, 0, 0]) stabilizer_cutout(false);
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}
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// 3. OTHER 1U KEYS
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else {
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switch_cutout();
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}
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}
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}
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}
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}
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}
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}
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// --- full render ---
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whole_plate(); |