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-rw-r--r--another.scad8
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
@@ -412,30 +412,28 @@ module the_extruder(
translate([0,0,body_h+epsilon]) {
mirror([0,0,1]) translate([0,0,-epsilon]) {
difference() {
cylinder(d=pulley_d,h=knob_bore_l,$fn=fnd*pulley_d);
translate([0,0,-1]) difference() {
cylinder(d=bore_d+knob_bore_d_tolerance,h=knob_bore_l+2);
translate([-bore_d/2-1,bore_dd-bore_d/2+knob_bore_d_tolerance/2,-1])
cube([bore_d+2,bore_d/2,knob_bore_l+4]);
}
}
}
difference() {
- union() {
- cylinder(d1=gearbox_d-2*ch,d2=gearbox_d,h=ch+epsilon,$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);
}
}
}//knob module
module debug() {
difference() {
children();
if(debug) {