| -rw-r--r-- | another.scad | 16 |
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 @@ -47,6 +47,7 @@ module the_extruder( pf = pushfit_embeddest, pf_shell = max(3*layer_height,3*extrusion_width), pf_smooth = true, + pf_guidelen = 3, // the length of ptfe guide before pushfit // empty spaces idler_travel = 3, // how far should idler travel when pressed @@ -316,7 +317,20 @@ module the_extruder( translate([0,0,mount_d/sqrt(2)/2+mount_screw_d+epsilon]) rotate([0,0,180]) { 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,$fn=fnd*filament_guide_d); + translate([0,0,pf_guidelen+nl+fh-epsilon]) + teardrop(d=filament_guide_d,h=gearbox_d/2,angle=225); + } + } }//rotate translate rotate translate rotate translate // pulley cylinder(d=pulley_d+pulley_d_clearance,h=body_h+1,$fn=fnd*(pulley_d+pulley_d_clearance)); |