RecessedScrewCutout_defaultrecessdepth_flat = -0.35;
RecessedScrewCutout_defaultrecessdepth_hex = -0.70;
+function RecessedScrewCutout_recessdepth(recessdia, recessdepth_arg) =
+ recessdepth_arg >= 0 ? recessdepth_arg : -recessdepth_arg * recessdia;
+
+function RecessedScrewCutout_totaldepth(recessdia, recessdepth_arg) =
+ RecessedScrewCutout_recessdepth(recessdia, recessdepth_arg) +
+ + 0.5*recessdia + 0.1;
+
module RecessedScrewCutout(shaftdia, recessdia, shaftlen,
- recessdepth_arg=RecessedScrewCutout_defaultrecessdepth_flat,
- zbelow=1) {
+ zbelow=1,
+ recessdepth_arg=RecessedScrewCutout_defaultrecessdepth_flat) {
// pass recessdepth_arg=-1 for the default for flat heads
// pass recessdepth_arg=-1 for the default for flat heads
- recessdepth = recessdepth_arg >= 0 ? recessdepth_arg
- : -recessdepth_arg * recessdia;
- recesstopz = recessdepth + 0.5*recessdia + 0.1;
- xblocky = shaftdia + 0.1;
+ recessdepth = RecessedScrewCutout_recessdepth(recessdia, recessdepth_arg);
+ recesstopz = RecessedScrewCutout_totaldepth(recessdia, recessdepth_arg);
translate([0,0,-zbelow]) cylinder(r=shaftdia/2, h=shaftlen+zbelow, $fn=20);
RecessScrewCutout_RecessCylinder(recessdia,zbelow, recessdepth);
intersection(){
- translate([-recessdia*1.5, -xblocky/2, -zbelow])
- cube([recessdia*3, xblocky, recesstopz+2+zbelow]);
+ cube([recessdia + 1, shaftdia + 0.1, recesstopz*2 + 1], center=true);
translate([0, -recessdia, recesstopz])
rotate([0,135,0]) cube([recessdia, recessdia*2, 10]);
RecessScrewCutout_RecessCylinder(recessdia,zbelow, recesstopz+1);