filamentspool ArmExtender ready for test

[reprap-play.git] / filamentspool.scad

diff --git a/filamentspool.scad b/filamentspool.scad
index f13ba430e0be311a7946d841edcda11af0f59483..3d8bb9fab9c176040105cd0a7d5565003fcc5cce 100644 (file)
--- a/filamentspool.scad
+++ b/filamentspool.scad
@@ -5,6 +5,15 @@ fdia=1.75;
 slop=0.5;
 bigslop=slop*2;
 
+exteffrad = 85;
+hubeffrad = 30;
+hubbigrad = 20;
+hublwidth = 3;
+hubstemwidth = 2;
+hublthick = 10;
+hubaxlelen = 25;
+hubaxlerad = 5;
+
 prongthick=5;
 prongwidth=5;
 ratchetstep=15;
@@ -54,7 +63,7 @@ totalwidth = armendwallthick*2 + channelwidth;
 totalheight = channeldepth + armendbasethick;
 stalkwidth = prongwidth + prongstalkxwidth;
 
-module ArmEnd(length=120){
+module ArmEnd(length=120){ ////toplevel
   translate([ratchettoothsmoothr, channelwidth/2, -armendbasethick]) {
     rotate([0,0,-90])
       DoveClipPairBase(h=doveclipheight);
@@ -114,7 +123,7 @@ module FilamentCupCup(){
   }
 }
 
-module FilamentCup() {
+module FilamentCup() { ////toplevel
   FilamentCupHandle();
 
   dx = cupbigrad + prongwidth;
@@ -160,7 +169,7 @@ module CupSecuringClipSolidSmooth(xrad=0, xdepth=0){
   }
 }
 
-module CupSecuringClip(){
+module CupSecuringClip(){ ////toplevel
   wingswidth = wingspoke*2 + overclipthick*2 + overcliproundr*2 + totalwidth;
   difference(){
     union(){
@@ -173,10 +182,55 @@ module CupSecuringClip(){
   }
 }
 
-module ArmDoveClipPin(){
+module ArmDoveClipPin(){ ////toplevel
   DoveClipPin(h=doveclipheight);
 }
 
+module Hub(){ ////toplevel
+  difference(){
+    cylinder($fn=60, h=hublthick, r=hubbigrad);
+    translate([0,0,-1])
+      cylinder($fn=30, h=hublthick+2, r=(hubbigrad-hublwidth));
+  }
+  axlerad = hubaxlerad + slop;
+  difference(){
+    cylinder(h=hubaxlelen, r=axlerad+hublwidth);
+    translate([0,0,-1]) cylinder($fn=60, h=hubaxlelen+2, r=axlerad);
+  }
+  hole = hubeffrad - hubbigrad - DoveClip_depth() - hublwidth*2;
+  holewidth = DoveClipPairSane_width() - hubstemwidth*2;
+  for (ang=[0,120,240])
+    rotate([0,0,ang]) {
+      difference() {
+       translate([hubeffrad,0,0])
+         DoveClipPairSane(h=doveclipheight,
+                          baseextend = (hubeffrad - DoveClip_depth()
+                                        - hubbigrad + hublwidth));
+       if (hole>hublwidth && holewidth > 2) {
+         translate([hubbigrad + hublwidth, -holewidth/2, -1])
+           cube([hole, holewidth, hublthick+2]);
+       }
+      }
+    }
+  xmin = axlerad+hublwidth/2;
+  xmax = hubbigrad-hublwidth/2;
+  for (ang = [0 : 60 : 359])
+    rotate([0,0,ang]) rotate([90,0,0]) {
+      translate([0,0,-hublwidth/2])
+       linear_extrude(height=hublwidth)
+       polygon([[xmin,0.05], [xmax,0.05],
+                [xmax,hublthick-0.2], [xmin, hubaxlelen-0.2]]);
+    }
+}
+
+module ArmExtender(){ ////toplevel
+  DoveClipExtender(length=exteffrad-hubeffrad,
+                  ha=doveclipheight,
+                  hb=doveclipheight);
+}
+
 //ArmEnd();
 //FilamentCup();
 //CupSecuringClip();
+//Hub();
+//ArmExtender();