chiark / gitweb /
filamentspool: 3mm: Reduce prongwidth again, now we have backing spar
[reprap-play.git] / filamentspool.scad
index ad6906b6d2caa0184f3c85ec5eafaa771b6a1955..9f882e10dfe5b36630fca70c428629a61741aa9e 100644 (file)
@@ -11,8 +11,8 @@ function usedove() = selsz(true,false);
 num_arms = selsz(3,4);
 
 exteffrad = 70;
-hubeffrad = selsz(30, 60);
-hubbigrad = selsz(20, 50);
+hubeffrad = selsz(30, 50);
+hubbigrad = selsz(20, 45);
 hublwidth = selsz(3, 5);
 hubstemwidth = 2;
 hublthick = 10;
@@ -23,7 +23,7 @@ axleaxlefudgebend = 3;
 axlepadlen = 1.0;
 
 prongthick=selsz(5,7);
-prongwidth=selsz(5,7);
+prongwidth=selsz(5,5);
 ratchetstep=15;
 ratchettooth=3;
 ratchettoothheight=5;
@@ -33,6 +33,8 @@ overlap=0.5;
 cupwidth=selsz(40,60);
 cupheight=selsz(55,75);
 
+cupstrong_dx=selsz(0,-10);
+
 propxshift = 0;
 
 doveclipheight = 10;
@@ -85,6 +87,7 @@ nondove_armhole_hole = 4;
 nondove_armhole_support = 7;
 nondove_armhole_wall = 4;
 nondove_armhole_slop = 0.5;
+nondove_armhole_slop_x = 0.5;
 
 include <doveclip.scad>
 include <cliphook.scad>
@@ -160,7 +163,7 @@ 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 +173,23 @@ 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, .4, .7, 1])
+      translate([0, (baselen - prongwidth*2) * 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]);
+  }
 
   midrad = cupwidth/2 + prongwidth/2;
 
@@ -189,12 +204,12 @@ 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 + prongthick, 0])
       rotate([0,0, 12 + fdia])
       FilamentTeeth(fdia=fdia, h=teethh);
   }      
@@ -276,7 +291,7 @@ 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])
@@ -418,10 +433,10 @@ module FilamentCupPair(){ ////toplevel
 }
 
 //ArmEnd();
-//FilamentCup();
+FilamentCup();
 //FilamentCupPair();
 //CupSecuringClip();
-Hub();
+//Hub();
 //ArmExtender();
 //Axle();
 //AxleWasher();