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Cleanup of core

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Setup Alignment/orientation.
This commit is contained in:
Stephen Carpenter
2023-11-27 16:12:35 -05:00
parent ac552cac33
commit ad72818ad7
1 changed files with 24 additions and 46 deletions
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70
core_uy1658-60.scad
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@@ -10,6 +10,8 @@ LegDiameter=16;
BoltDiameter=7.06; BoltDiameter=7.06;
CoreGap=0; CoreGap=0;
NumberCoils=10; NumberCoils=10;
YokeHeight=12.14;
YokeLen=28.00;
/* [Render Options] */ /* [Render Options] */
render_fs=.1; render_fs=.1;
@@ -22,8 +24,16 @@ $fn= ($preview) ? $fn : render_fn;
$fa= ($preview) ? $fa : render_fa; $fa= ($preview) ? $fa : render_fa;
// Bobbin // Area Info
Bobbin_Length=LegLength+CoreGap/2; leg_a1 = PI * (LegDiameter/2)^2;
leg_a2 = PI * (BoltDiameter/2)^2/2;
echo("Leg Len:", 2*LegLength, "mm");
echo("Bobbin_Max:", 2*LegLength-2*YokeHeight, "mm");
echo("Leg Cross Section Area: ", leg_a1-leg_a2, "mm^2");
yoke_a = LegDiameter * YokeHeight;
echo("Yoke A: ", yoke_a);
echo("Magnetic Path: ", 2*(YokeLen+LegDiameter)+2*(LegLength-YokeHeight), "mm");
module core_leg(d=LegDiameter, l=LegLength, bd=BoltDiameter) { module core_leg(d=LegDiameter, l=LegLength, bd=BoltDiameter) {
difference() { difference() {
@@ -32,53 +42,21 @@ module core_leg(d=LegDiameter, l=LegLength, bd=BoltDiameter) {
} }
} }
module core_uy1658(ld=16, ll=29, bz=12.14, w=60) { module core_uy1658(ld=LegDiameter, ll=LegLength, yoke_z=YokeHeight, yokelen=YokeLen, orient=ORIENT_X, align=V_CENTER) {
echo("Leg Len:", ll-bz); legx = yokelen + ld;
xflip_copy() { orient_and_align([legx+2*ld,ld,LegLength],orient,align,orig_orient=ORIENT_X) xflip_copy() down(ll/2) {
left(w/2) core_leg(d=ld, l=ll); left(legx/2) core_leg(d=ld, l=ll);
fwd(ld/2) cube([w/2,16,bz]); fwd(ld/2) cube([legx/2,ld,yoke_z]);
} }
} }
module bobbin(ld=LegDiameter, ll=LegLength, lb=12.14, tg=CoreGap, lc=.15, t=.4, sn=NumberCoils+1, st=.6, sd=50) { // Full Core, both halfs.
bl=2*(ll-lb) + tg; module core(gap=CoreGap, orient=ORIENT_X, align=V_CENTER) {
inner=ld+2*lc; orient_and_align([YokeLen+2*LegDiameter,LegDiameter,2*LegLength],
outer=inner+2; orient=orient,align=align,orig_orient=ORIENT_X) xflip_copy() {
up(gap/2) core_uy1658(align=V_TOP, orient=ORIENT_X_180);
conNeck = 5; down(gap/2) core_uy1658(align=V_BOTTOM);
conHead = 5;
conThick = 12;
conWidth = 15;
pinLen = 2* conThick + bl;
difference() {
union() {
cylinder(d=outer,h=bl, center=true);
zspread(n=sn,l=bl-st) {
cylinder(d=sd,h=st,center=true);
left(sd/4)cube([sd/2,sd,st], center=true);
}
// connector
left(inner/2+(conNeck+conHead)/2) zflip_copy()
down(conThick/2)
up((pinLen)/2) {
xflip() half_joiner(h=conWidth, w=conThick,l=conThick/2,orient=ORIENT_X_90);
}
}
cylinder(d=inner,h=bl+2*conThick+2,center=true);
// Wire Channels
yspread(n=2, l=5+sd/2 )
left(sd/2) cylinder(d=2,h=bl+2,center=true);
} }
left(2*lc+inner/2) intersection() {
cylinder(d=6,h=pinLen, center=true);
right(2*lc+inner/2) cylinder(d=inner, h=pinLen+2, center=true);
}
echo("Coil_ID = ", outer);
echo("Coil_len = ", bl-sn*st);
} }
rotate([0,-90,0]) core();
bobbin(sn=2, sd=26);
//core_uy1658();