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Stephen Carpenter
2021-10-26 20:53:48 -04:00
parent f1322c070c
commit 59ca009293
1 changed files with 30 additions and 23 deletions
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53
Baller.scad
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@@ -9,7 +9,7 @@ $incolor = true;
// Config // Config
BallDiameter = 65; BallDiameter = 65;
BallClearance = 2; BallClearance = 2;
BallSealWidth = 2; BallSealWidth = 3;
PlateLip = 2; PlateLip = 2;
PlateDiameter = BallDiameter + 2*(BallClearance + BallSealWidth + PlateLip); PlateDiameter = BallDiameter + 2*(BallClearance + BallSealWidth + PlateLip);
PlateThick = BallSealWidth/2 + 1; PlateThick = BallSealWidth/2 + 1;
@@ -25,14 +25,6 @@ translate([pd+5,pd+5]) cap_compression(PlateDiameter, pt);
translate([-(pd+5),0]) mold_wall(PlateDiameter, pt, BallDiameter); translate([-(pd+5),0]) mold_wall(PlateDiameter, pt, BallDiameter);
translate([0,-(pd+5)]) plate_under(); translate([0,-(pd+5)]) plate_under();
stack(pt, expand=false) {
cap_compression(PlateDiameter, pt);
//plate_under();
//plate_mid(thickness=pt);
plate_top(thickness=pt);
mold_wall(PlateDiameter, pt, BallDiameter);
}
module stack(pt, ed=10 ,expand=false) { module stack(pt, ed=10 ,expand=false) {
d = expand ? pt + ed : pt+.01; d = expand ? pt + ed : pt+.01;
for (i = [0:$children-1]) { for (i = [0:$children-1]) {
@@ -40,27 +32,37 @@ module stack(pt, ed=10 ,expand=false) {
} }
} }
module mold_wall(pd, pt, bd, wt=3) { module mold_wall(pd, pt, bd, sd=4, wt=3) {
threadc = $incolor ? "green" : undef; threadc = $incolor ? "green" : undef;
ptol = 2;
wh = bd/2+pt+sd;
difference() { difference() {
union() { union() {
translate([0,0,8]) cylinder(d=pd+wt, h=bd/2+pt-8); translate([0,0,2]) cylinder(d=pd, h=wh);
color(threadc) metric_thread( color(threadc) metric_thread(
diameter=pd+wt, diameter=pd+ptol,
length=8.01, length=4.01,
internal=false); internal=false);
} }
translate([0,0,-.1]) cylinder(d1=pd-1, d2=pd+1, h=bd/2+pt+.2); translate([0,0,-.1])
cylinder(d1=pd-wt, d2=pd-wt-3, h=wh+4+.2);
} }
} }
module cap_compression(pd, pt, th=7, wt=3) { module cap_compression(pd, pt, th=7, wt=3, register=true, key=true) {
td=pd+2;
difference() { difference() {
cylinder(d=pd+2*wt, h=th); cylinder(d=td+wt, h=th);
translate([0,0,-.01]) cylinder(d=pd-6, h=5); translate([0,0,-.01]) cylinder(d=3, h=5);
translate([0,0,pt]) metric_thread(diameter=pd+wt,length=th+.01, internal=true); translate([0,0,-.01]) cylinder(d=6, h=3);
translate([0,0,2*pt]) metric_thread(diameter=td,length=th+.01, internal=true);
if (register && ! key)
translate([0,0,2*pt]) register_seal();
} }
if (register && key)
translate([0,0,2*pt]) register_seal();
} }
module plate( module plate(
@@ -115,11 +117,16 @@ module ball(
translate([0,0,(maxz+minz)/2]) translate([0,0,(maxz+minz)/2])
cube([bd, bd, maxz-minz],center=true); cube([bd, bd, maxz-minz],center=true);
} }
color(insertc) if (insert) for (iz = [-bd/2, bd/2]) { color(insertc) {
rot = (iz < 0) ? 180 : 0; if (insert) for (iz = [-bd/2, bd/2]) {
//translate([0,0,bd/2])thread_insertM3($die=true); rot = (iz < 0) ? 180 : 0;
translate([0,0,iz]) translate([0,0,iz])
rotate([0,rot,0]) thread_insertM3($die=true); rotate([0,rot,0])
thread_insertM25($die=true);
}
if (! bottom)
rotate([0,0,0])
thread_insertM25($die=true);
} }
} }
} }