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-rw-r--r--another.scad8
1 files changed, 5 insertions, 3 deletions
diff --git a/another.scad b/another.scad
index b7b6e3a..7c4bf37 100644
--- a/another.scad
+++ b/another.scad
@@ -33,12 +33,14 @@ module the_extruder(
33 knob_indents = 12, 33 knob_indents = 12,
34 34
35 // screw it 35 // screw it
36 mount_screw_d = 3, mount_screw_l = 20, 36 mount_screw_d = 3, mount_screw_l = 20,
37 mount_screwhead_d=6, mount_screwhead_h=3, 37 mount_screwhead_d=6, mount_screwhead_h=3,
38 38
39 pf = pushfit_embeddest,
40
39 // empty spaces 41 // empty spaces
40 idler_travel = 3, // how far should idler travel when pressed 42 idler_travel = 3, // how far should idler travel when pressed
41 idler_clearance=1, 43 idler_clearance=1,
42 pulley_clearance=2, 44 pulley_clearance=2,
43 lever_v_clearance=.7, // vertical clearance for the lever 45 lever_v_clearance=.7, // vertical clearance for the lever
44 spring_d_clearance=1, 46 spring_d_clearance=1,
@@ -104,13 +106,13 @@ module the_extruder(
104 }//place idler 106 }//place idler
105 // filament path 107 // filament path
106 rotate([0,0,45]) translate([(pulley_d-filament_path_d)/2,0,0]) { 108 rotate([0,0,45]) translate([(pulley_d-filament_path_d)/2,0,0]) {
107 rotate([90,0,0]) cylinder(d=filament_d,h=gearbox_d*2,center=true,$fn=15); 109 rotate([90,0,0]) cylinder(d=filament_d,h=gearbox_d*2,center=true,$fn=15);
108 rotate([-90,0,0]) 110 rotate([-90,0,0])
109 translate([0,0,mount_d/sqrt(2)/2+mount_screw_d]) 111 translate([0,0,mount_d/sqrt(2)/2+mount_screw_d])
110 pushfit(pushfit_threaded); 112 pushfit(pf);
111 } 113 }
112 }//translate teeth 114 }//translate teeth
113 }//translate pulley 115 }//translate pulley
114 }//translate protrusion 116 }//translate protrusion
115 }//vitamins 117 }//vitamins
116 118
@@ -201,13 +203,13 @@ module the_extruder(
201 203
202 // pushfit bracket 204 // pushfit bracket
203 translate([0,0,filament_elevation]) 205 translate([0,0,filament_elevation])
204 rotate([0,0,45]) translate([pulley_d/2,0,0]) 206 rotate([0,0,45]) translate([pulley_d/2,0,0])
205 rotate([-90,0,0]) 207 rotate([-90,0,0])
206 translate([0,0,mount_d/sqrt(2)/2+mount_screw_d-gearbox_d/2/*TODO:*/]) 208 translate([0,0,mount_d/sqrt(2)/2+mount_screw_d-gearbox_d/2/*TODO:*/])
207 cylinder(r=min(body_h-filament_elevation,filament_elevation)/sin(60)-epsilon,h=10+gearbox_d/2/*TODO:*/,$fn=6); 209 cylinder(r=min(body_h-filament_elevation,filament_elevation)/sin(60)-epsilon,h=pf_h(pf)+gearbox_d/2/*TODO:*/,$fn=6);
208 }//union (first child of difference) 210 }//union (first child of difference)
209 // protrusion 211 // protrusion
210 translate([0,0,-1]) 212 translate([0,0,-1])
211 cylinder(d=protrusion_d+protrusion_tolerance_h,h=protrusion_h+protrusion_tolerance_v+1,$fn=2*PI*protrusion_d); 213 cylinder(d=protrusion_d+protrusion_tolerance_h,h=protrusion_h+protrusion_tolerance_v+1,$fn=2*PI*protrusion_d);
212 // mount screw holes 214 // mount screw holes
213 for(zr=[0:90:359]) rotate([0,0,zr]) translate([mount_d/2,0,0]) { 215 for(zr=[0:90:359]) rotate([0,0,zr]) translate([mount_d/2,0,0]) {
@@ -222,13 +224,13 @@ module the_extruder(
222 // pushfit threads 224 // pushfit threads
223 translate([0,0,filament_elevation]) 225 translate([0,0,filament_elevation])
224 rotate([0,0,45]) translate([pulley_d/2,0,0]) 226 rotate([0,0,45]) translate([pulley_d/2,0,0])
225 rotate([-90,0,0]) 227 rotate([-90,0,0])
226 translate([0,0,mount_d/sqrt(2)/2+mount_screw_d+epsilon]) 228 translate([0,0,mount_d/sqrt(2)/2+mount_screw_d+epsilon])
227 rotate([0,0,180]) { 229 rotate([0,0,180]) {
228 pushfit(pushfit_threaded); 230 pushfit(pf);
229 cylinder(d=filament_guide_d,h=gearbox_d,center=true,$fn=2*PI*filament_guide_d); 231 cylinder(d=filament_guide_d,h=gearbox_d,center=true,$fn=2*PI*filament_guide_d);
230 translate([0,-filament_guide_d/2/sqrt(2),0]) 232 translate([0,-filament_guide_d/2/sqrt(2),0])
231 rotate([0,0,45]) 233 rotate([0,0,45])
232 cube(size=[filament_guide_d/2,filament_guide_d/2,gearbox_d],center=true); 234 cube(size=[filament_guide_d/2,filament_guide_d/2,gearbox_d],center=true);
233 } 235 }
234 // pulley 236 // pulley