Initial create

projects/sag-mesh-plane-v0u1/OpenSCAD/panels.scad

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+// File: panels.scad
+// Library: PLA+ / CementALL Mesh Panels
+// Author: ChatGPT
+// Uses only cube() primitives for printed "lines".
+//
+// Panel envelope: 5" x 11" (127.0 x 279.4 mm)
+// Line width (bead): ~0.48 mm with 0.4 mm nozzle
+// Layer height: 0.28 mm
+//
+// Variants:
+// - Light:  pitch 10 mm, 2×2 layers,   T ≈ 1.12 mm
+// - Medium: pitch  7 mm, 3×3 layers,   T ≈ 1.68 mm
+// - Heavy:  pitch  5 mm, 4×4 layers,   T ≈ 2.24 mm
+//
+
+// --------------- Global ---------------------
+nozzle_w = 0.4;                      // nozzle width
+bead_w = (2 * nozzle_w) +0.2;        // line width + some extra(mm)
+layer_h = 0.2;                      // layer height (mm)
+X = 125.0;                           // panel width (X-span for Y-lines) (127.0 original)
+Y = 280.0;                           // panel length (Y-span for X-lines) (279.4 original)
+bead_gap = 5.0;                      // spacing between beads, center-2-center (mm)
+noVoid = 0.004;                      // ensures that objects mesh
+cutoff = 10.0; // extend on each end so a faulty start does not ruin the entire line. It will be trimmed in post process.
+nX = 26;                            // The number of lines in the Y
+nY = 57;
+DEBUG = 0;
+
+objectX = X+(bead_w*1);
+objectY = Y+(bead_w*1);
+
+
+layerX(zVAL=0); // the first layer, created (zVAL * 0.5) below the Z origin.
+layerY(zVAL=(layer_h*1)); // the second layer
+layerX(zVAL=(layer_h*2)); // the third
+layerY(zVAL=(layer_h*3)); // the third
+
+
+
+
+
+
+module layerX(zVAL) {
+
+if(DEBUG) { translate ([0, 0, 0]) #cube([objectX, Y+cutoff, layer_h], center=true); }
+
+    translate([-((objectX*0.5)-(bead_w*0.5)), 0, 0]) subA();
+    module subA() {
+        for (lx = [0 : nX-1]) {
+            if(zVAL) {
+            translate([lx*5, 0, zVAL]) cube([bead_w, Y, layer_h], center=true);
+            } else {
+            translate([lx*5, 0, 0]) cube([bead_w, Y+cutoff, 0.2], center=true); 
+            }
+        }
+    }
+}
+
+module layerY(zVAL) {
+
+    translate([0, -((objectY*0.5)-(bead_w*0.5)), 0]) subA();
+    module subA() {
+        for (ly = [0 : nY-1]) {
+        translate([0, ly*5, zVAL]) cube([X, bead_w, layer_h], center=true);
+        }
+    }
+    
+}