-rw-r--r-- | another.scad | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/another.scad b/another.scad index 342d70c..2ea5417 100644 --- a/another.scad +++ b/another.scad | |||
@@ -42,8 +42,9 @@ module the_extruder( | |||
42 | idler_screw_d = 3, | 42 | idler_screw_d = 3, |
43 | idler_screwhead_d=6, idler_screwhead_h=3, | 43 | idler_screwhead_d=6, idler_screwhead_h=3, |
44 | 44 | ||
45 | pf = pushfit_embeddest, | 45 | pf = pushfit_embeddest, |
46 | pf_shell = max(3*layer_height,3*extrusion_width), | ||
46 | 47 | ||
47 | // empty spaces | 48 | // empty spaces |
48 | idler_travel = 3, // how far should idler travel when pressed | 49 | idler_travel = 3, // how far should idler travel when pressed |
49 | idler_clearance=1, | 50 | idler_clearance=1, |
@@ -243,12 +244,25 @@ module the_extruder( | |||
243 | } // translate | 244 | } // translate |
244 | 245 | ||
245 | // pushfit bracket | 246 | // pushfit bracket |
246 | translate([0,0,filament_elevation]) | 247 | translate([0,0,filament_elevation]) |
247 | rotate([0,0,45]) translate([pulley_d/2,0,0]) | 248 | rotate([0,0,45]) translate([(pulley_d-filament_path_d)/2,0,0]) |
248 | rotate([-90,0,0]) | 249 | rotate([-90,0,0]) |
249 | translate([0,0,mount_d/sqrt(2)/2+mount_screw_d-gearbox_d/2/*TODO:*/]) | 250 | translate([0,0,mount_d/sqrt(2)/2+mount_screw_d-gearbox_d/2/*TODO:*/]) { |
250 | cylinder(r=min(body_h-filament_elevation,filament_elevation)/sin(60)-epsilon,h=pf_h(pf)+gearbox_d/2/*TODO:*/,$fn=6); | 251 | pfb2a = pf_d(pf)+2*pf_shell; pfba = pfb2a/2; |
252 | pfbd = pfb2a/cos(30); | ||
253 | pfbs = pfb2a*tan(30); | ||
254 | pfbl = pf_h(pf)+gearbox_d/2/*TODO:*/; | ||
255 | cylinder(d=pfbd,h=pfbl,$fn=6); | ||
256 | translate([-pfbs/2,0,0]) { | ||
257 | hull() { | ||
258 | translate([0,-pfba,0]) cube(size=[pfbs,pfb2a,pfbl]); | ||
259 | cube(size=[pfbs,filament_elevation,pfbl-filament_elevation+pfba]); | ||
260 | mirror([0,1,0]) | ||
261 | cube(size=[pfbs,body_h-filament_elevation,pfbl-body_h+filament_elevation+pfba]); | ||
262 | } | ||
263 | } | ||
264 | } | ||
251 | }//union (first child of difference) | 265 | }//union (first child of difference) |
252 | 266 | ||
253 | // protrusion | 267 | // protrusion |
254 | translate([0,0,-1]) | 268 | translate([0,0,-1]) |
@@ -264,9 +278,9 @@ module the_extruder( | |||
264 | cylinder(d=mount_screwhead_d,h=body_h+1,$fn=fnd*mount_screwhead_d); | 278 | cylinder(d=mount_screwhead_d,h=body_h+1,$fn=fnd*mount_screwhead_d); |
265 | }//for | 279 | }//for |
266 | // pushfit | 280 | // pushfit |
267 | translate([0,0,filament_elevation]) | 281 | translate([0,0,filament_elevation]) |
268 | rotate([0,0,45]) translate([pulley_d/2,0,0]) | 282 | rotate([0,0,45]) translate([(pulley_d-filament_path_d)/2,0,0]) |
269 | rotate([-90,0,0]) | 283 | rotate([-90,0,0]) |
270 | translate([0,0,mount_d/sqrt(2)/2+mount_screw_d+epsilon]) | 284 | translate([0,0,mount_d/sqrt(2)/2+mount_screw_d+epsilon]) |
271 | rotate([0,0,180]) { | 285 | rotate([0,0,180]) { |
272 | pushfit(pf); | 286 | pushfit(pf); |