| -rw-r--r-- | another.scad | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/another.scad b/another.scad index 0f696cc..05bfab3 100644 --- a/another.scad +++ b/another.scad @@ -418,18 +418,16 @@ module the_extruder( translate([-bore_d/2-1,bore_dd-bore_d/2+knob_bore_d_tolerance/2,-1]) cube([bore_d+2,bore_d/2,knob_bore_l+4]); } } } difference() { - union() { - cylinder(d1=gearbox_d-2*ch,d2=gearbox_d,h=ch+epsilon,$fn=fnd*gearbox_d); + hull() { + cylinder(d=gearbox_d-2*ch,h=knob_h,$fn=fnd*gearbox_d); translate([0,0,ch]) - cylinder(d=gearbox_d,h=knob_h-2*ch+epsilon,$fn=fnd*gearbox_d); - translate([0,0,knob_h-ch]) - cylinder(d1=gearbox_d,d2=gearbox_d-2*ch,h=ch,$fn=fnd*gearbox_d); + cylinder(d=gearbox_d,h=knob_h-2*ch,$fn=fnd*gearbox_d); } for(a=[0:360/knob_indents:359]) rotate([0,0,a]) translate([0,gearbox_d/2,-1]) cylinder(d=knob_indent_d,h=knob_h+2,$fn=fnd*knob_indent_d); } } |