initial commit

shelf.scad

@@ -0,0 +1,107 @@
+$fn=45;
+
+module mount_hole() // accommodates 18-ga. nail
+{
+    rotate([90,0,0])
+    rotate_extrude()
+    translate([2.5,-.5,0])
+    minkowski()
+    {
+        square(1.5, center=true);
+        circle(d=2);
+    }
+}
+
+module brace()
+{
+    rotate([90,90,0])
+    minkowski()
+    {
+        cube([6,4,1]);
+        sphere(d=2);
+    }
+
+    translate([2,-.75,-9])
+        mount_hole();
+
+    translate([0,0,-12])
+    rotate([90,90,0])
+    minkowski()
+    {
+        cube([26,4,1]);
+        sphere(d=2);
+    }
+
+    translate([0,37.5,-.5])
+    rotate([-45,0,0])
+    rotate([90,90,0])
+    minkowski()
+    {
+        cube([53,4,1]);
+        sphere(d=2);
+    }
+}
+
+module rib()
+{
+    translate([1,1,-3])
+    minkowski()
+    {
+        cube([180,4,4]);
+        sphere(d=2);
+    }
+}
+
+module deep_shelf()
+{
+    translate([1,1,1])
+    minkowski()
+    {
+        cube([180,80,.5]);
+        sphere(d=2);
+    }
+
+    translate([1+25,2,1])
+    brace();
+
+    translate([177-25,2,1])
+    brace();
+
+    // translate([176/2,2,1])
+    // brace();
+
+    rib();
+
+    translate([0,76,0])
+        rib();
+
+    translate([0,34.5,0])
+        rib();
+}
+
+module shallow_shelf()
+{
+    translate([1,1,1])
+    minkowski()
+    {
+        cube([180,38.5,.5]);
+        sphere(d=2);
+    }
+
+    translate([1+25,2,1])
+    brace();
+
+    translate([177-25,2,1])
+    brace();
+
+    // translate([176/2,2,1])
+    // brace();
+
+    rib();
+
+    translate([0,34.5,0])
+        rib();
+}
+
+rotate([180,0,0])
+    deep_shelf();