height = 20;
+roundedgedia = 7.5;
+
ziglen = hcentredist/2;
feedxgap = 5;
}
}
+module RoundEdges(){
+ intersection(){
+ VExtrude()
+ OuterOval();
+
+ for (xi=[-1,1]) {
+ for (yi=[-1,1]) {
+ translate([xi * (hcentredist/2 + hinnerrad),
+ houterrad,
+ yi * (height/2 - roundedgedia / 4 * sqrt(2))])
+ rotate([90,0,0])
+ cylinder(r=roundedgedia/2, h=houterrad*2, $fn=20);
+ }
+ }
+ }
+}
+
module Positive(){
difference(){
VExtrude()
translate([0,0,-50])
cylinder(r=screwholedia/2, h=100);
}
+
+ RoundEdges();
}
module Ribs(){