filamentspool wip axlewasher, seems ok on screen

[reprap-play.git] / filamentspool.scad

diff --git a/filamentspool.scad b/filamentspool.scad
index 937310b39511daf31b1f22fc722d27463eb3e055..2ffc0435571b128f948e54f865b38db1bda213f7 100644 (file)
--- a/filamentspool.scad
+++ b/filamentspool.scad
@@ -57,11 +57,15 @@ towercliph = 16;
 towerclipcount = 3;
 towerpillarw = 5;
 
+washerthick = 1.2;
+washerrad = hubaxlerad + 7.5;
+
 ratchetpawl=ratchetstep-ratchettooth-bigslop*2;
 
 include <doveclip.scad>
 include <cliphook.scad>
 include <filamentteeth.scad>
+include <splitpin.scad>
 
 channelwidth = prongthick + slop;
 channeldepth = prongwidth + ratchettoothheight;
@@ -235,6 +239,10 @@ module ArmExtender(){ ////toplevel
                   hb=doveclipheight);
 }
 
+module AxleSplitPin(){ ////toplevel
+  SplitPin();
+}
+
 module Axle(){ ////toplevel
   pillarswidth = DoveClipPairSane_width(towerclipcount);
 
@@ -247,6 +255,44 @@ module Axle(){ ////toplevel
                      pillarswidth, towercliph,
                      pillarw=towerpillarw);
   }
+
+  axleclearlen = hubaxlelen + slop*2 + washerthick;
+  axlerad = hubaxlerad+slop;
+  bump = axlerad * 0.2;
+  shift = axlerad-bump;
+  joinbelowallow = 3;
+
+  intersection(){
+    difference() {
+      translate([0, 0, shift])
+      union(){
+       translate([-1, 0, 0])
+         rotate([0,90,0])
+         cylinder(r = axlerad, h = 1 + axleclearlen + 6);
+       mirror([1,0,0]) rotate([0,90,0])
+         cylinder(r = washerrad, h = 3);
+       intersection(){
+         mirror([1,0,0]) rotate([0,90,0])
+           cylinder(r = towercliph - shift,
+                    h = pillarswidth/2 + axlehorizoffset);
+         translate([-50, -joinbelowallow, -50])
+           cube([100, joinbelowallow+50, 100]);
+       }
+      }
+      translate([axleclearlen, 0, 0])
+       mirror([0,0,1])
+       rotate([0,0,90])
+       SplitPinCavity();
+    }
+    translate([-50,-50,0]) cube([100,100,100]);
+  }
+}
+
+module AxleWasher(){ ////toplevel
+  difference(){
+    cylinder(h=washerthick, r=washerrad);
+    translate([0,0,-1]) cylinder(h=washerthick+2, r=hubaxlerad+slop);
+  }
 }
 
 //ArmEnd();
@@ -254,4 +300,5 @@ module Axle(){ ////toplevel
 //CupSecuringClip();
 //Hub();
 //ArmExtender();
-Axle();
+//Axle();
+AxleWasher();