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authorMichael Krelin <hacker@klever.net>2018-08-22 10:48:07 (UTC)
committer Michael Krelin <hacker@klever.net>2018-08-22 10:48:07 (UTC)
commit55fdf941a3514b04e7c49d4428b6cd141e087783 (patch) (unidiff)
tree9898f9590f369b5279aa97c87b18ad2dfab42986
parent4bb6687a7d733a947943b67cf77c3963041c6fb0 (diff)
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WIP: funnel to catch filament after driving
Diffstat (more/less context) (ignore whitespace changes)
-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
@@ -47,6 +47,7 @@ module the_extruder(
47 pf = pushfit_embeddest, 47 pf = pushfit_embeddest,
48 pf_shell = max(3*layer_height,3*extrusion_width), 48 pf_shell = max(3*layer_height,3*extrusion_width),
49 pf_smooth = true, 49 pf_smooth = true,
50 pf_guidelen = 3, // the length of ptfe guide before pushfit
50 51
51 // empty spaces 52 // empty spaces
52 idler_travel = 3, // how far should idler travel when pressed 53 idler_travel = 3, // how far should idler travel when pressed
@@ -316,7 +317,20 @@ module the_extruder(
316 translate([0,0,mount_d/sqrt(2)/2+mount_screw_d+epsilon]) 317 translate([0,0,mount_d/sqrt(2)/2+mount_screw_d+epsilon])
317 rotate([0,0,180]) { 318 rotate([0,0,180]) {
318 pushfit(pf); 319 pushfit(pf);
319 mirror([0,1,0]) teardrop(d=filament_guide_d,h=gearbox_d,center=true); 320 mirror([0,0,1]) {
321 translate([0,0,-epsilon])
322 teardrop(d=filament_guide_d,h=pf_guidelen+epsilon,angle=225);
323 nl = 3.5; /* TODO: */
324 translate([0,0,pf_guidelen-1])
325 teardrop(d=filament_path_d,h=nl+2,angle=-225);
326 fh = (filament_guide_d-filament_path_d)/2;
327 union() {
328 translate([0,0,pf_guidelen+nl])
329 cylinder(d1=filament_path_d,d2=filament_guide_d,h=fh,$fn=fnd*filament_guide_d);
330 translate([0,0,pf_guidelen+nl+fh-epsilon])
331 teardrop(d=filament_guide_d,h=gearbox_d/2,angle=225);
332 }
333 }
320 }//rotate translate rotate translate rotate translate 334 }//rotate translate rotate translate rotate translate
321 // pulley 335 // pulley
322 cylinder(d=pulley_d+pulley_d_clearance,h=body_h+1,$fn=fnd*(pulley_d+pulley_d_clearance)); 336 cylinder(d=pulley_d+pulley_d_clearance,h=body_h+1,$fn=fnd*(pulley_d+pulley_d_clearance));