make 3030 sleeve to test fit

diff --git a/mk2-haribo-spool-holder.scad b/mk2-haribo-spool-holder.scad
index 909ae6611d370aa182beb8135200c1a3e234ee9f..ea8b6681c59c494100cf331f65b1443613189d6c 100644 (file)
--- a/mk2-haribo-spool-holder.scad
+++ b/mk2-haribo-spool-holder.scad
@@ -38,11 +38,21 @@ module arm_half(){
   translate([x / 2 - wall, y / 2 - wall]) {
     circle(wall); } }
 
-arms = 4;
-for(arm = [0:arms - 1]) {
-  rotate(arm * 360 / arms) {
-    arm_half();
-    mirror(){ arm_half(); } } }
+module 3030_profile(){
+  arms = 4;
+  for(arm = [0:arms - 1]) {
+    rotate(arm * 360 / arms) {
+      arm_half();
+      mirror(){ arm_half(); } } } }
+
+linear_extrude(height = 10){
+  difference(){
+    minkowski(){
+      square(30, true);
+      circle(10);}
+    minkowski(){
+    3030_profile();
+    circle(0.3);} } }
 
 /*
   This file is part of 3d-printables.