//
// You will also need 4 x M4 machine screws and nuts.
//
+// This is the default.
+//
// ===== Light duty 3-armed spool for 3mm x <=30m coil =====
//
// A light duty 3-armed spool suitable for up to around 30m
// Set
// fdia=2.85
// lightduty=true
+// (or look in filamentspool-lt.scad).
+//
// And print following parts
// Hub
// ArmEnd x 3
// Set
// fdia=2.85
// lightduty=false
+// (or look in filamentspool-sm.scad).
+//
// And print one of these, according to taste
// StorageArmLeft
// StorageArmRight
armendwallthick=selsz(2.5, 1.8, 2.5);
armendbasethick=selsz(1.2, 1.2, 1.2);
+numbers_relief = 0.7;
+numbers_tick_len = 8;
+numbers_tick_width = 0.75;
+numbers_tick_linespc = 1.0;
+numbers_height_allow = 8;
+
axlehorizoffset = 12.5;
axlevertheight = 100;
towercliph = 16;
include <cliphook.scad>
include <filamentteeth.scad>
include <axlepin.scad>
+include <commitid.scad>
+
+hub_clip_baseextend = (hubeffrad - DoveClip_depth()
+ - hubbigrad + hublwidth);
+
+real_exteffrad = selsz(exteffrad + hub_clip_baseextend,
+ hubeffrad + DoveClip_depth(),
+ hubeffrad + nondove_armbase);
channelwidth = prongthick + channelslop;
channeldepth = prongwidth + ratchettoothheight;
totalheight = channeldepth + armendbasethick;
stalkwidth = prongwidth + prongstalkxwidth;
+tau = PI*2;
+
module ArmEnd(length=armend_length){ ////toplevel
if (usedove()) {
translate([ratchettoothsmoothr, channelwidth/2, -armendbasethick]) {
-armendwallthick + totalwidth/2,
-armendbasethick -1])
cylinder(r= nondove_armhole_hole/2, h=totalheight+2, $fn=10);
+ translate([-nondove_armbase, -armendwallthick, -armendbasethick])
+ rotate([90,0,0])
+ Commitid_BestCount([nondove_armbase, totalwidth]);
+ }
+ }
+
+ for (otherside=[0,1]) {
+ for (circum = [300:100:1500]) {
+ assign(rad = circum / tau)
+ assign(fn = str("filamentspool-number-n",circum,".dxf"))
+ assign(rotateoffset = [0, totalwidth/2, 0])
+ assign(xlen = rad - real_exteffrad) {
+ if (xlen >= numbers_tick_width/2
+ + (otherside ? numbers_height_allow : 0) &&
+ xlen <= length - (otherside ? 0 : numbers_height_allow))
+ translate([xlen, -armendwallthick,
+ -armendbasethick + (totalheight - numbers_tick_len)/2])
+ translate(rotateoffset)
+ rotate([0,0, otherside*180])
+ translate(-rotateoffset){
+ translate([-numbers_tick_width/2, -1, 0])
+ cube([numbers_tick_width, numbers_relief+1, numbers_tick_len]);
+ translate([numbers_tick_width/2 + numbers_tick_linespc,
+ 1,
+ numbers_tick_len])
+ rotate([90,0,0])
+ rotate([0,0,-90])
+ linear_extrude(height= numbers_relief+1)
+ // scale(templatescale)
+ import(file=fn, convexity=100);
+ }
+ }
}
}
difference() {
translate([hubeffrad,0,0])
DoveClipPairSane(h=doveclipheight,
- baseextend = (hubeffrad - DoveClip_depth()
- - hubbigrad + hublwidth));
+ baseextend = hub_clip_baseextend);
if (hole>hublwidth && holewidth > 2) {
translate([hubbigrad + hublwidth, -holewidth/2, -1])
cube([hole, holewidth, hublthick+2]);
}
}
translate([0,0,-1]) cylinder($fn=60, h=hubaxlelen+2, r=axlerad);
+
+ rotate([0,0, selsz(0,0,45)])
+ translate([axlerad+hublwidth,
+ -hublwidth/2,
+ 0])
+ rotate([90,0,0])
+ Commitid_BestCount([(hubbigrad-hublwidth) - (axlerad+hublwidth),
+ hublthick +
+ hublwidth/2 * hubaxlelen/(hubbigrad-axlerad),
+ ]);
}
}
FilamentGuideArm();
}
-module Demo(){
- translate([-hubeffrad-30,50,0]) Hub();
+module Demo(){ ////toplevel
+ translate([-real_exteffrad,-20,0]) Hub();
ArmEnd();
- translate([0,50,0]) FilamentCup();
+ translate([ratchettooth*2, 30, 0]) FilamentCup();
+ if (selsz(true,false,false)) {
+ translate([-exteffrad + hubeffrad - hub_clip_baseextend, -10, 0])
+ ArmExtender();
+ }
}
//ArmEnd();