X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=filamentspool.scad;h=62488981b8f36448e7cf116d767b08bcc3a366ea;hb=f37e30d3ad703110d09169776a447247177cb46b;hp=ad6906b6d2caa0184f3c85ec5eafaa771b6a1955;hpb=0fae08d297e0d29f2cb1443535af7a1b083b9cbd;p=reprap-play.git

diff --git a/filamentspool.scad b/filamentspool.scad
index ad6906b..6248898 100644
--- a/filamentspool.scad
+++ b/filamentspool.scad
@@ -11,29 +11,35 @@ function usedove() = selsz(true,false);
 num_arms = selsz(3,4);
 
 exteffrad = 70;
-hubeffrad = selsz(30, 60);
-hubbigrad = selsz(20, 50);
-hublwidth = selsz(3, 5);
+hubeffrad = selsz(30, 40);
+hubbigrad = selsz(20, 38);
+hublwidth = selsz(3, 4);
 hubstemwidth = 2;
 hublthick = 10;
-hubaxlerad = selsz(5, 17/2);
+hubaxlerad = selsz(5, 28/2);
 totalheightfromtower = 240;
 axletowerfudgebend = 0;
 axleaxlefudgebend = 3;
 axlepadlen = 1.0;
 
-prongthick=selsz(5,7);
-prongwidth=selsz(5,7);
+armend_length = 120;
+
+prongthick=selsz(5,5);
+prongwidth=selsz(5,5);
+prongribwidth=3;
+prongribheight=selsz(0,4);
 ratchetstep=15;
 ratchettooth=3;
 ratchettoothheight=5;
 ratchettoothsmoothr=1;
 ratchettoothslope=0.75;
 overlap=0.5;
-cupwidth=selsz(40,60);
-cupheight=selsz(55,75);
+cupwidth=selsz(40,50);
+cupheight=selsz(55,55);
+
+cupstrong_dx=selsz(0,-10);
 
-propxshift = 0;
+propxshift = -6;
 
 doveclipheight = 10;
 
@@ -49,7 +55,8 @@ overcliproundr=2.0;
 overclipthick=1.0;
 overclipcupnextgap=20;
 
-hubaxlelen = selsz(25, cupwidth);
+hubaxlelen = selsz(25, 87.5);
+echo(hubaxlelen);
 
 overclipsmaller=-2.5;
 overclipbigger=0.0;
@@ -79,12 +86,16 @@ frictionwasherextrapush = 1.0;
 
 ratchetpawl=ratchetstep-ratchettooth-bigslop*2;
 
-nondove_armbase = 100;
-nondove_armhole_x = 60;
-nondove_armhole_hole = 4;
+nondove_armhole_x = 32;
+nondove_armhole_hole = 4 + 0.8;
 nondove_armhole_support = 7;
-nondove_armhole_wall = 4;
+nondove_armhole_wall = 3.2;
 nondove_armhole_slop = 0.5;
+nondove_armhole_slop_x = 0.5;
+
+nondove_armbase = nondove_armhole_x + nondove_armhole_hole/2 +
+  nondove_armhole_support;
+echo(nondove_armbase);
 
 include <doveclip.scad>
 include <cliphook.scad>
@@ -97,7 +108,7 @@ totalwidth = armendwallthick*2 + channelwidth;
 totalheight = channeldepth + armendbasethick;
 stalkwidth = prongwidth + prongstalkxwidth;
 
-module ArmEnd(length=120){ ////toplevel
+module ArmEnd(length=armend_length){ ////toplevel
   if (usedove()) {
     translate([ratchettoothsmoothr, channelwidth/2, -armendbasethick]) {
       rotate([0,0,-90])
@@ -160,7 +171,7 @@ module FilamentCupHandle(){
 
 module FilamentCupCup(){
   for (my=[0,1]) mirror([0,my,0]) {
-    translate([0,cupwidth/2,0])
+    translate([0, cupwidth/2, 0])
       cube([cupheight + prongwidth, prongwidth, prongthick]);
   }
 }
@@ -170,11 +181,31 @@ module FilamentCup() { ////toplevel
 
   gapy = prongwidth;
   dy = cupwidth/2 + gapy + overclipcupgap;
+  baselen = dy+cupwidth/2;
 
   translate([0, dy, 0])
     FilamentCupCup();
-  translate([0, -1, 0]);
-  cube([prongwidth, dy+1+cupwidth/2, prongthick]);
+  cube([prongwidth, baselen+1, prongthick]);
+
+  translate([cupstrong_dx, prongwidth, 0]) {
+    cube([prongwidth, baselen-prongwidth, prongthick]);
+    for (y = [0, .33, .67, 1])
+      translate([0, (baselen - prongwidth) * y, 0])
+	cube([-cupstrong_dx + 1, prongwidth, prongthick]);
+  }
+  if (cupstrong_dx != 0) {
+    rotate([0,0,45])
+      translate([-prongwidth*.55, -prongwidth*2.1, 0])
+      cube([prongwidth*(2.65), prongwidth*4.2, prongthick]);
+  }
+
+  translate([0, -0.2, 0])
+    cube([prongribwidth, baselen, prongthick + prongribheight]);
+
+  if (prongribheight > 0) {
+    translate([-prongwidth, baselen, 0])
+      cube([cupheight/2, prongwidth + prongribheight, prongribwidth]);
+  }
 
   midrad = cupwidth/2 + prongwidth/2;
 
@@ -189,12 +220,12 @@ module FilamentCup() { ////toplevel
 	  prongthick]);
   }
   for (y = [overclipcupgap, overclipcupgap+overclipcupnextgap]) {
-    translate([0, y, 0])
+    translate([cupstrong_dx, y + prongwidth, 0])
       rotate([0,0, 102 + fdia])
       FilamentTeeth(fdia=fdia, h=teethh);
   }
   for (x = [-0.3, -1.3]) {
-    translate([cupheight + overclipcupnextgap*x, dy+cupwidth/2 + prongthick, 0])
+    translate([cupheight + overclipcupnextgap*x, baselen + prongwidth, 0])
       rotate([0,0, 12 + fdia])
       FilamentTeeth(fdia=fdia, h=teethh);
   }      
@@ -276,7 +307,7 @@ module Hub(){ ////toplevel
 			+ nondove_armhole_hole/2 + nondove_armhole_support,
 			nondove_allwidth,
 			nondove_armhole_wall + totalheight]);
-		translate([hubeffrad,
+		translate([hubeffrad - nondove_armhole_slop_x,
 			   -nondove_allwidth/2
 			   + nondove_armhole_wall - nondove_armhole_slop,
 			   nondove_armhole_wall])
@@ -421,7 +452,7 @@ module FilamentCupPair(){ ////toplevel
 //FilamentCup();
 //FilamentCupPair();
 //CupSecuringClip();
-Hub();
+//Hub();
 //ArmExtender();
 //Axle();
 //AxleWasher();