chiark / gitweb /
pattress-boxes-3-cover: LidSide, wip
[reprap-play.git] / filamentspool.scad
index 6675c9dc345cc2b30227ac7b8e8ba275e4452e37..361b2bc0177d52d01d2c6ec5b8012624270880c2 100644 (file)
@@ -1,22 +1,25 @@
 // -*- C -*-
 
 fdia=2.85;
+lightduty=true;
 
 slop=0.5;
 bigslop=slop*2;
 
-function selsz(sm,lg) = fdia < 2 ? sm : lg;
-function usedove() = selsz(true,false);
+function selsz(sm,lt,lg) = fdia < 2 ? sm : lightduty ? lt : lg;
+function usedove() = selsz(true,true,false);
 
-num_arms = selsz(3,4);
+num_arms = selsz(3,3,4);
+
+channelslop=selsz(slop,slop,slop);
 
 exteffrad = 70;
-hubeffrad = selsz(30, 40);
-hubbigrad = selsz(20, 38);
-hublwidth = selsz(3, 4);
+hubeffrad = selsz(30, 82, 40);
+hubbigrad = selsz(20, 38, 38);
+hublwidth = selsz(3, 2.5, 4);
 hubstemwidth = 2;
 hublthick = 10;
-hubaxlerad = selsz(5, 28/2);
+hubaxlerad = selsz(5, 28/2, 28/2);
 totalheightfromtower = 240;
 axletowerfudgebend = 0;
 axleaxlefudgebend = 3;
@@ -24,20 +27,20 @@ axlepadlen = 1.0;
 
 armend_length = 120;
 
-prongthick=selsz(5,5);
-prongwidth=selsz(5,5);
+prongthick=selsz(5,4,5);
+prongwidth=selsz(5,4,5);
 prongribwidth=3;
-prongribheight=selsz(0,4);
+prongribheight=selsz(0,0,4);
 ratchetstep=15;
 ratchettooth=3;
 ratchettoothheight=5;
 ratchettoothsmoothr=1;
 ratchettoothslope=0.75;
 overlap=0.5;
-cupwidth=selsz(40,50);
-cupheight=selsz(55,55);
+cupwidth=selsz(40,25,50);
+cupheight=selsz(55,25,55);
 
-cupstrong_dx=selsz(0,-10);
+cupstrong_dx=selsz(0,0,-10);
 
 propxshift = -6;
 
@@ -48,14 +51,14 @@ teethgapx=4+fdia;
 
 prongstalkxwidth=3;
 
-stalklength=selsz(35,55);
+stalklength=selsz(35,25,55);
 overclipcupgap=5;
 overclipdepth=15;
 overcliproundr=2.0;
 overclipthick=1.0;
-overclipcupnextgap=20;
+overclipcupnextgap=selsz(20,15,20);
 
-hubaxlelen = selsz(25, 87.5);
+hubaxlelen = selsz(25, 62.5, 87.5);
 echo(hubaxlelen);
 
 overclipsmaller=-2.5;
@@ -65,8 +68,8 @@ wingspoke=2.5;
 wingsize=6;
 wingthick=3;
 
-armendwallthick=2.5;
-armendbasethick=1.2;
+armendwallthick=selsz(2.5, 1.8, 2.5);
+armendbasethick=selsz(1.2, 1.2, 1.2);
 
 axlehorizoffset = 12.5;
 axlevertheight = 100;
@@ -102,7 +105,7 @@ include <cliphook.scad>
 include <filamentteeth.scad>
 include <axlepin.scad>
 
-channelwidth = prongthick + slop;
+channelwidth = prongthick + channelslop;
 channeldepth = prongwidth + ratchettoothheight;
 totalwidth = armendwallthick*2 + channelwidth;
 totalheight = channeldepth + armendbasethick;
@@ -288,8 +291,8 @@ module Hub(){ ////toplevel
       cylinder(h=hubaxlelen, r=axlerad+hublwidth);
       for (ang=[0 : 360/num_arms : 359])
        rotate([0,0,ang]) {
-         difference() {
-           if (usedove()){
+         if (usedove()){
+           difference() {
              translate([hubeffrad,0,0])
                DoveClipPairSane(h=doveclipheight,
                                 baseextend = (hubeffrad - DoveClip_depth()
@@ -298,25 +301,25 @@ module Hub(){ ////toplevel
                translate([hubbigrad + hublwidth, -holewidth/2, -1])
                  cube([hole, holewidth, hublthick+2]);
              }
-           } else {
-             difference(){
-               translate([0,
-                          -nondove_allwidth/2,
-                          0])
-                 cube([hubeffrad + nondove_armhole_x
-                       + nondove_armhole_hole/2 + nondove_armhole_support,
-                       nondove_allwidth,
-                       nondove_armhole_wall + totalheight]);
-               translate([hubeffrad - nondove_armhole_slop_x,
-                          -nondove_allwidth/2
-                          + nondove_armhole_wall - nondove_armhole_slop,
-                          nondove_armhole_wall])
-                 cube([nondove_armhole_x + 50,
-                       totalwidth + nondove_armhole_slop*2,
-                       totalheight + 1]);
-               translate([hubeffrad + nondove_armhole_x, 0, -20])
-                  cylinder(r= nondove_armhole_hole/2, h=50, $fn=10);
-             }
+           }
+         } else {
+           difference(){
+             translate([0,
+                        -nondove_allwidth/2,
+                        0])
+               cube([hubeffrad + nondove_armhole_x
+                     + nondove_armhole_hole/2 + nondove_armhole_support,
+                     nondove_allwidth,
+                     nondove_armhole_wall + totalheight]);
+             translate([hubeffrad - nondove_armhole_slop_x,
+                        -nondove_allwidth/2
+                        + nondove_armhole_wall - nondove_armhole_slop,
+                        nondove_armhole_wall])
+               cube([nondove_armhole_x + 50,
+                     totalwidth + nondove_armhole_slop*2,
+                     totalheight + 1]);
+             translate([hubeffrad + nondove_armhole_x, 0, -20])
+               cylinder(r= nondove_armhole_hole/2, h=50, $fn=10);
            }
          }
        }
@@ -448,6 +451,12 @@ module FilamentCupPair(){ ////toplevel
     rotate([0,0,180]) FilamentCup();
 }
 
+module Demo(){
+  translate([-hubeffrad-30,50,0]) Hub();
+  ArmEnd();
+  translate([0,50,0]) FilamentCup();
+}
+
 //ArmEnd();
 //FilamentCup();
 //FilamentCupPair();
@@ -458,3 +467,4 @@ module FilamentCupPair(){ ////toplevel
 //AxleWasher();
 //AxlePin();
 //AxleFrictionWasher();
+//Demo();