slop=0.5;
bigslop=slop*2;
+hubeffrad = 30;
+hubbigrad = 20;
+hublwidth = 4;
+hublthick = 10;
+hubaxlelen = 25;
+hubaxlerad = 5;
+
prongthick=5;
prongwidth=5;
ratchetstep=15;
ratchettoothsmoothr=1;
ratchettoothslope=0.75;
overlap=0.5;
-cupbigrad=35;
+cupbigrad=20;
+
+xstraightmul = 1.75;
+
+propxshift = 0;
doveclipheight = 10;
prongstalkxwidth=3;
-stalklength=40;
+stalklength=35;
overclipcupgap=5;
overclipdepth=15;
overcliproundr=2.0;
overclipthick=0.5;
+overclipsmaller=-2.5;
+overclipbigger=0.0;
+
wingspoke=3;
wingsize=6;
wingthick=3;
-overclipsmaller=-1.0;
-overclipbigger=2.0;
-
armendwallthick=2.5;
armendbasethick=1.2;
translate([0, -armendwallthick, -armendbasethick])
cube([length, totalwidth, totalheight]);
translate([-1, 0, 0])
+ cube([length+1 - ratchettooth, channelwidth, channeldepth+1]);
+ translate([-1, 0, ratchettoothheight])
cube([length+2, channelwidth, channeldepth+1]);
}
- for (dx = [0 : ratchetstep : length - stalklength]) translate([dx,0,0]) {
+ for (dx = [0 : ratchetstep : length - ratchetstep]) translate([dx,0,0]) {
translate([ratchettoothsmoothr+0.5, armendwallthick/2, 0]) minkowski(){
rotate([90,0,0])
cylinder($fn=20, r=ratchettoothsmoothr, h=armendwallthick);
[ 0, 0, 1, 0 ],
[ 0, 0, 0, 1 ]])
cube([ratchettooth - ratchettoothsmoothr*2,
- channelwidth, ratchettoothheight]);
+ channelwidth, ratchettoothheight - ratchettoothsmoothr]);
}
}
}
[ 0, 0, 0, 1 ]])
cube([pawlusewidth,
ratchettoothheight - ratchettoothsmoothr,
- prongthick]);
+ prongthick - 1]);
}
}
}
}
module FilamentCupCup(){
- xstraight = cupbigrad;
+ xstraight = cupbigrad * xstraightmul;
linear_extrude(height=prongthick) {
FlatArc(0,0, cupbigrad,cupbigrad+prongwidth, 89,271, $fn=80);
}
midrad = cupbigrad + prongwidth/2;
- propshift = stalklength - overclipdepth - prongthick;
+ propshift = stalklength - overclipdepth - prongthick + propxshift;
proptaken = propshift;
echo(cupbigrad, dx, midrad, propshift, proptaken);
translate([propshift, -1, 0]) {
+ // something is wrong with the y calculation
cube([prongwidth,
- dy - sqrt(midrad*midrad - proptaken*proptaken),
+ dy - sqrt(midrad*midrad - proptaken*proptaken) - prongwidth/2,
prongthick]);
}
- translate([stalklength + overclipdepth, gapy, 0])
- rotate([0,0,-(10 + fdia)])
+ translate([0, overclipcupgap, 0])
+ rotate([0,0, 102 + fdia])
FilamentTeeth(fdia=fdia, h=teethh);
}
cube([wingswidth, wingsize, wingthick]);
}
translate([0,0,-0.1])
- CupSecuringClipSolidSmooth(xrad=0, xdepth=5);
+ CupSecuringClipSolidSmooth(xrad=0, xdepth=0.2);
}
}
DoveClipPin(h=doveclipheight);
}
+module Hub(){
+ difference(){
+ cylinder(h=hublthick, r=hubbigrad);
+ translate([0,0,-1]) cylinder(h=hublthick+2, r=(hubbigrad-hublwidth));
+ }
+ axlerad = hubaxlerad + slop;
+ difference(){
+ cylinder(h=hubaxlelen, r=axlerad+hublwidth);
+ translate([0,0,-1]) cylinder(h=hubaxlelen+2, r=axlerad);
+ }
+ for (ang=[0,120,240])
+ rotate([0,0,ang]) {
+ translate([hubeffrad,0,0])
+ DoveClipPairSane(h=doveclipheight,
+ baseextend = (hubeffrad - DoveClip_depth()
+ - hubbigrad + hublwidth));
+ }
+ xmin = axlerad+hublwidth/2;
+ xmax = hubbigrad-hublwidth/2;
+ for (ang = [0 : 60 : 359])
+ rotate([0,0,ang]) rotate([90,0,0]) {
+ translate([0,0,-hublwidth/2])
+ linear_extrude(height=hublwidth)
+ polygon([[xmin,0], [xmax,0], [xmax,hublthick], [xmin,hubaxlelen]]);
+ }
+}
+
//ArmEnd();
//FilamentCup();
//CupSecuringClip();