filamentspool: Document filamentspool-storarm3

[reprap-play.git] / filamentspool.scad

diff --git a/filamentspool.scad b/filamentspool.scad
index c3ac373d17cbe443b4f325b33eb5b667a9f9d5fa..96673c53d7eedaba1a984a3416bbe410b08a9881 100644 (file)
--- a/filamentspool.scad
+++ b/filamentspool.scad
@@ -123,8 +123,6 @@
 //     Set
 //           fdia=2.85
 //           lightduty=false
-//     (or look in filamentspool-sm.scad).
-//
 //     And print one of these, according to taste
 //            StorageArmLeft
 //            StorageArmRight
@@ -132,7 +130,18 @@
 //     NB that the `light duty' version of this is shorter and
 //     will only take two `light duty' spools.
 //
-// For the above, I used the Cura `High detail' PLA profile because
+// A longer arm for three spools is also available:
+//     Set
+//           fdia=2.85
+//           lightduty=false
+//           storarm_spools=3
+//     (or look in filamentspool-storarm3.scad).
+//
+//     And print one of these, according to taste
+//            StorageArmLeft
+//            StorageArmRight
+//
+// For all of these, I used the Cura `High detail' PLA profile because
 // I wanted it pretty, but the `Standard' profile should do fine.
 //
 // ===== Spools for 1.75mm filament =====
@@ -290,35 +299,6 @@ module ArmEnd(length=armend_length){ ////toplevel
     }
   }
 
-  for (otherside=[0,1]) {
-    for (circum = [300:100:1500]) {
-      assign(rad = circum / tau)
-       assign(fn = str("filamentspool-number-n",circum,".dxf"))
-       assign(rotateoffset = [0, totalwidth/2, 0])
-       assign(xlen = rad - real_exteffrad) {
-       if (xlen >= numbers_tick_width/2
-           + (otherside ? numbers_height_allow : 0) &&
-           xlen <= length - (otherside ? 0 : numbers_height_allow))
-         translate([xlen, -armendwallthick,
-                    -armendbasethick + (totalheight - numbers_tick_len)/2])
-         translate(rotateoffset)
-         rotate([0,0, otherside*180])
-         translate(-rotateoffset){
-           translate([-numbers_tick_width/2, -1, 0])
-             cube([numbers_tick_width, numbers_relief+1, numbers_tick_len]);
-           translate([numbers_tick_width/2 + numbers_tick_linespc,
-                      1,
-                      numbers_tick_len])
-             rotate([90,0,0])
-             rotate([0,0,-90])
-             linear_extrude(height= numbers_relief+1)
-             //    scale(templatescale)
-             import(file=fn, convexity=100);
-         }
-      }
-    }
-  }
-
   difference(){
     union(){
       difference(){
@@ -342,6 +322,36 @@ module ArmEnd(length=armend_length){ ////toplevel
        }
       }
     }
+
+    for (otherside=[0,1]) {
+      for (circum = [300:100:1500]) {
+       assign(rad = circum / tau)
+         assign(fn = str("filamentspool-number-n",circum,".dxf"))
+         assign(rotateoffset = [0, totalwidth/2, 0])
+         assign(xlen = rad - real_exteffrad) {
+         if (xlen >= numbers_tick_width/2
+             + (otherside ? numbers_height_allow : 0) &&
+             xlen <= length - (otherside ? 0 : numbers_height_allow))
+           translate([xlen, -armendwallthick,
+                      -armendbasethick + (totalheight - numbers_tick_len)/2])
+           translate(rotateoffset)
+           rotate([0,0, otherside*180])
+           translate(-rotateoffset){
+             translate([-numbers_tick_width/2, -1, 0])
+               cube([numbers_tick_width, numbers_relief+1, numbers_tick_len]);
+             translate([numbers_tick_width/2 + numbers_tick_linespc,
+                        1,
+                        numbers_tick_len])
+               rotate([90,0,0])
+               rotate([0,0,-90])
+               linear_extrude(height= numbers_relief+1)
+               //    scale(templatescale)
+               import(file=fn, convexity=100);
+           }
+       }
+      }
+    }
+
     if (usedove()){
       translate([0, -armendwallthick, -armendbasethick])
        Commitid_BestCount_M([length/3, totalwidth]);
@@ -690,8 +700,11 @@ storarm_screw_hole_head_slop = 1.5;
 
 // calculated
 
+storarm_spools = 2;
+
 storarm_axlerad = hubaxlerad - storarm_axleslop;
-storarm_mainlen = hubaxlelen*2 + storarm_axleslop
+storarm_mainlen = hubaxlelen*storarm_spools
+  + storarm_axleslop*(storarm_spools-1)
   + (storarm_cope_hubaxle_mk1 ? 10 : 0);
 storarm_totlen = storarm_mainlen + storarm_hooklen;