From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 16 Sep 2012 02:23:50 +0000 (+0100)
Subject: filamentspool wip hub
X-Git-Tag: filamentspool-v2-release~836
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=commitdiff_plain;h=0d14556842c73a5b0459fe3d44c55b6bb329bfc1

filamentspool wip hub
---

diff --git a/filamentspool.scad b/filamentspool.scad
index 769dffd..24ceded 100644
--- a/filamentspool.scad
+++ b/filamentspool.scad
@@ -7,7 +7,7 @@ bigslop=slop*2;
 
 hubeffrad = 30;
 hubbigrad = 20;
-hublwidth = 3;
+hublwidth = 4;
 hublthick = 10;
 hubaxlelen = 25;
 hubaxlerad = 5;
@@ -189,17 +189,19 @@ module Hub(){
     cylinder(h=hublthick, r=hubbigrad);
     translate([0,0,-1]) cylinder(h=hublthick+2, r=(hubbigrad-hublwidth));
   }
+  axlerad = hubaxlerad + slop;
   difference(){
-    cylinder(h=hubaxlelen, r=hubaxlerad+hublwidth);
-    translate([0,0,-1]) cylinder(h=hubaxlelen+2, r=hubaxlerad);
+    cylinder(h=hubaxlelen, r=axlerad+hublwidth);
+    translate([0,0,-1]) cylinder(h=hubaxlelen+2, r=axlerad);
   }
   for (ang=[0,120,240])
     rotate([0,0,ang]) {
-      translate([hubbigrad,0,0])
-	rotate([0,0,90])
-	DoveClipPairBase(baseextend=hublwidth, h=doveclipheight);
+      translate([hubeffrad,0,0])
+	DoveClipPairSane(h=doveclipheight,
+			 baseextend = (hubeffrad - DoveClip_depth()
+				       - hubbigrad + hublwidth));
     }
-  xmin = hubaxlerad+hublwidth/2;
+  xmin = axlerad+hublwidth/2;
   xmax = hubbigrad-hublwidth/2;
   for (ang = [0 : 60 : 359])
     rotate([0,0,ang]) rotate([90,0,0]) {