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-rw-r--r--another.scad16
1 files changed, 15 insertions, 1 deletions
diff --git a/another.scad b/another.scad
index 23243d9..4a9fc01 100644
--- a/another.scad
+++ b/another.scad
@@ -49,2 +49,3 @@ module the_extruder(
pf_smooth = true,
+ pf_guidelen = 3, // the length of ptfe guide before pushfit
@@ -318,3 +319,16 @@ module the_extruder(
pushfit(pf);
- mirror([0,1,0]) teardrop(d=filament_guide_d,h=gearbox_d,center=true);
+ mirror([0,0,1]) {
+ translate([0,0,-epsilon])
+ teardrop(d=filament_guide_d,h=pf_guidelen+epsilon,angle=225);
+ nl = 3.5; /* TODO: */
+ translate([0,0,pf_guidelen-1])
+ teardrop(d=filament_path_d,h=nl+2,angle=-225);
+ fh = (filament_guide_d-filament_path_d)/2;
+ union() {
+ translate([0,0,pf_guidelen+nl])
+ cylinder(d1=filament_path_d,d2=filament_guide_d,h=fh,$fn=fnd*filament_guide_d);
+ translate([0,0,pf_guidelen+nl+fh-epsilon])
+ teardrop(d=filament_guide_d,h=gearbox_d/2,angle=225);
+ }
+ }
}//rotate translate rotate translate rotate translate