mic-table-clamp: wip stem etc.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/mic-table-clamp.scad b/mic-table-clamp.scad
index d358569718310fbb3226c40e8d366673431b62fe..b42b1ce04c7f2f41e03e720d1caba37798826234 100644 (file)
--- a/mic-table-clamp.scad
+++ b/mic-table-clamp.scad
@@ -9,11 +9,13 @@ include <camera-mount.scad>
 positive_dia = inch * 3/8. - 0.375;
 positive_l = inch * 1/2.;
 
-stem_l = 20;
+stem_l = 40;
 stem_dia = 12;
 stem_th = 3;
 stem_ceil = 2;
-stem_base_dia = 30;
+stem_base_th  = 4;
+stem_base_dia = 25;
+stem_inner_l = 30;
 
 thread_nom = 8;
 thread_pitch = 1.25;
@@ -54,11 +56,10 @@ module Stem(){
       cylinder(r= stem_dia/2 * 1/(0.5 * sqrt(3)),
               h = stem_l,
               $fn=6);
-      cylinder(r= stem_dia/2 * 1/(0.5 * sqrt(3)),
-              h = stem_l,
-              $fn=6);
+      cylinder(r= stem_base_dia/2,
+              h = stem_base_th);
     }
-    OurThread(stem_l - stem_ceil);
+    OurThread(stem_inner_l);
   }
 }