feat(skills): OpenSCAD-Skill hinzufuegen

2026-07-15 14:30:52 +02:00
parent 316b779b06
commit c6bbebea04
16 changed files with 4271 additions and 0 deletions
@@ -0,0 +1,69 @@
+// ============================================
+// Template: L-Bracket with Mounting Holes
+// Description: Adjustable L-bracket for wall/shelf mounting
+// ============================================
+
+// --- Parameters ---
+arm_length = 50;     // [mm] horizontal arm
+leg_length = 40;     // [mm] vertical leg
+width = 25;          // [mm] bracket width
+thickness = 4;       // [mm] material thickness
+fillet_r = 8;        // [mm] inner fillet radius
+
+// Mounting holes
+hole_d = 5;          // [mm] hole diameter
+hole_inset = 10;     // [mm] hole center from edges
+countersink = true;  // countersink holes
+cs_d = 9;            // [mm] countersink diameter
+cs_depth = 2;        // [mm] countersink depth
+
+// --- Quality ---
+$fn = 64;
+
+// --- Render ---
+bracket();
+
+// --- Modules ---
+module bracket() {
+    difference() {
+        union() {
+            // Horizontal arm
+            cube([arm_length, width, thickness]);
+
+            // Vertical leg
+            cube([thickness, width, leg_length]);
+
+            // Inner fillet for strength
+            translate([thickness, 0, thickness])
+                fillet(fillet_r, width);
+        }
+
+        // Arm mounting holes
+        translate([arm_length - hole_inset, width/2, -0.01])
+            mounting_hole(hole_d, thickness, countersink, cs_d, cs_depth);
+
+        // Leg mounting holes
+        translate([-0.01, width/2, leg_length - hole_inset])
+            rotate([0, 90, 0])
+                mounting_hole(hole_d, thickness, countersink, cs_d, cs_depth);
+    }
+}
+
+module fillet(r, w) {
+    difference() {
+        cube([r, w, r]);
+        translate([r, -0.01, r])
+            rotate([-90, 0, 0])
+                cylinder(r=r, h=w + 0.02);
+    }
+}
+
+module mounting_hole(d, h, countersink=false, cs_d=0, cs_depth=0) {
+    union() {
+        cylinder(d=d, h=h + 0.02);
+        if (countersink) {
+            translate([0, 0, h - cs_depth + 0.01])
+                cylinder(d1=d, d2=cs_d, h=cs_depth);
+        }
+    }
+}