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added spine option to rounded case

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rounded case now has a spine option. Turn off to save plastic.
This commit is contained in:
Stephen Carpenter
2021-01-08 16:08:05 -05:00
committed by sjc
parent 53c9308d97
commit 799475ee6a
1 changed files with 22 additions and 6 deletions
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28
GearHinge.scad
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@@ -144,6 +144,14 @@ module leaf_arm(left=true) {
} }
} }
module round_case_inner(meshd, shaftd, width, tol) {
for (xi = [-1, 1] )
translate([xi*meshd/2,0]) difference() {
cylinder(d=16.5, h=width+2*tol, center=true);
cylinder(d=shaftd-2*tol, h=width+2*tol, center=true);
}
}
module round_case( module round_case(
d=ShaftD, d=ShaftD,
tol=.25, tol=.25,
@@ -152,6 +160,7 @@ module round_case(
Module=Module, Module=Module,
SwingAdd=1, SwingAdd=1,
WallD=1.5, WallD=1.5,
spine=true,
full=true) full=true)
{ {
@@ -168,12 +177,19 @@ module round_case(
} }
translate([-15,-12,-15]) cube([30,12,30]); translate([-15,-12,-15]) cube([30,12,30]);
} }
hull() { if (spine)
for (xi = [-1, 1] ) round_case_inner(meshd=MeshD, shaftd=d, width=width, tol=tol);
translate([xi*MeshD/2,0]) difference() { else {
cylinder(d=16.5, h=width+2*tol, center=true); hull() round_case_inner(meshd=MeshD, shaftd=d, width=width, tol=tol);
cylinder(d=d-2*tol, h=width+2*tol, center=true); }
} //color("purple") translate([0,0,11]) cube([50,50,20], center=true);
if (full) {
echo("full is true. Not splitting.");
} else {
echo("full is false. Splitting.");
color("purple") translate([0,0,11]) cube([50,50,20], center=true);
} }
} }