svg-prep-dxf: do Ungroup too

[reprap-play.git] / shelf-label-holder.scad

diff --git a/shelf-label-holder.scad b/shelf-label-holder.scad
index cdc91a2b343555b792c93b12ed411a9ca9a289e4..8353d7e470f9fdc376a54e165210ac490895d303 100644 (file)
--- a/shelf-label-holder.scad
+++ b/shelf-label-holder.scad
@@ -2,9 +2,22 @@
 
 prong_nomdepth = 15;
 prong_curverad = 30;
-prong_thick = 1.0;
+prong_thick = 0.7;
 prong_maxdepth = 18;
 
+front_thick = 2.5;
+
+//nom_shelf = 14.54 + 0.5;
+nom_shelf = 20.315 + 0.5;
+
+interference = 0.75;
+
+length = 60;
+
+// calculated
+
+interference_angle = atan2(interference, prong_nomdepth);
+
 module ProngElevationUnrotated(){
   intersection(){
     union(){
@@ -18,4 +31,35 @@ module ProngElevationUnrotated(){
   }
 }
 
-ProngElevationUnrotated();
+module Elevation(){
+  difference(){
+    union(){
+      rotate(-interference_angle)
+       ProngElevationUnrotated();
+      translate([0, -nom_shelf])
+       mirror([0,1])
+       rotate(-interference_angle)
+       ProngElevationUnrotated();
+      translate([-10, -nom_shelf - prong_thick/2])
+       square([10, nom_shelf + prong_thick]);
+    }
+    mirror([1,0])
+      translate([ front_thick, -100 ])
+      square([ 50, 200 ]);
+  }
+}
+
+module Main(){
+  linear_extrude(height=length)
+    Elevation();
+}
+
+module Print(){
+  rotate([0,-90,0])
+    Main();
+}
+
+//ProngElevationUnrotated();
+//Elevation();
+Main();
+//Print();