author | Michael Krelin <hacker@klever.net> | 2018-08-26 19:17:58 (UTC) |
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committer | Michael Krelin <hacker@klever.net> | 2018-08-26 19:17:58 (UTC) |
commit | 7fbe9cfcee18f826b71968b5e5a86ce509ebcaa6 (patch) (unidiff) | |
tree | 5e34bb2fe5e2177c9c0c552875af35e190f9fabd | |
parent | 1b9f8d6ae7e1e86d61ff92faaf281f6fb81a2831 (diff) | |
download | extrudery-7fbe9cfcee18f826b71968b5e5a86ce509ebcaa6.zip extrudery-7fbe9cfcee18f826b71968b5e5a86ce509ebcaa6.tar.gz extrudery-7fbe9cfcee18f826b71968b5e5a86ce509ebcaa6.tar.bz2 |
made some more use of min_xy_shell
-rw-r--r-- | another.scad | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/another.scad b/another.scad index 55fda78..b2e6c74 100644 --- a/another.scad +++ b/another.scad | |||
@@ -72,25 +72,25 @@ module the_extruder( | |||
72 | left=false, | 72 | left=false, |
73 | vitamins = true, | 73 | vitamins = true, |
74 | supports = false, bridges = true, | 74 | supports = false, bridges = true, |
75 | tensioner = true, | 75 | tensioner = true, |
76 | debug = false | 76 | debug = false |
77 | ) { | 77 | ) { |
78 | fnd = 2*PI; fnr = 2*fnd; | 78 | fnd = 2*PI; fnr = 2*fnd; |
79 | 79 | ||
80 | idler_filament_offset = filament_path_d/2; // -filament_offset; | 80 | idler_filament_offset = filament_path_d/2; // -filament_offset; |
81 | lever_shell = mount_screwhead_h+0.5; | 81 | lever_shell = mount_screwhead_h+0.5; |
82 | lever_thickness=max(spring_d+spring_d_clearance+layer_height*8,idler_h+idler_v_tolerance+2*lever_shell); | 82 | lever_thickness=max(spring_d+spring_d_clearance+layer_height*8,idler_h+idler_v_tolerance+2*lever_shell); |
83 | lsd = idler_d-idler_clearance*2; // the diameter of lever thingie | 83 | lsd = idler_d-idler_clearance*2; // the diameter of lever thingie |
84 | longwing=(mount_d+mount_screw_d+mount_screw_d_tolerance+spring_d+spring_d_clearance)/2+extrusion_width; | 84 | longwing=(mount_d+mount_screw_d+mount_screw_d_tolerance+spring_d+spring_d_clearance)/2+min_xy_shell; |
85 | shortwing = let(a=mount_d/2,c=(pulley_d+idler_d)/2/sqrt(2)) | 85 | shortwing = let(a=mount_d/2,c=(pulley_d+idler_d)/2/sqrt(2)) |
86 | sqrt(c*c+pow(a-c,2)); | 86 | sqrt(c*c+pow(a-c,2)); |
87 | longwing_travel = idler_travel*longwing/shortwing; | 87 | longwing_travel = idler_travel*longwing/shortwing; |
88 | h_ = (pulley_d+idler_d)/(2*sqrt(2)); | 88 | h_ = (pulley_d+idler_d)/(2*sqrt(2)); |
89 | ri = sqrt( pow(h_,2) + pow(mount_d/2-h_,2) ); | 89 | ri = sqrt( pow(h_,2) + pow(mount_d/2-h_,2) ); |
90 | spring_dl = idler_travel*longwing/ri; | 90 | spring_dl = idler_travel*longwing/ri; |
91 | // finger and spring support | 91 | // finger and spring support |
92 | fsw = gearbox_d-(gearbox_d-mount_d)/2-max(spring_lc,longwing_travel+(gearbox_d-mount_d)/2); | 92 | fsw = gearbox_d-(gearbox_d-mount_d)/2-max(spring_lc,longwing_travel+(gearbox_d-mount_d)/2); |
93 | 93 | ||
94 | mount_min_depth = mounthole_min_depth ? mounthole_min_depth : mounthole_depth-1; | 94 | mount_min_depth = mounthole_min_depth ? mounthole_min_depth : mounthole_depth-1; |
95 | mount_max_depth = mounthole_max_depth ? mounthole_max_depth : mounthole_depth+1; | 95 | mount_max_depth = mounthole_max_depth ? mounthole_max_depth : mounthole_depth+1; |
96 | filament_elevation=protrusion_h+pulley_elevation+teeth_elevation; | 96 | filament_elevation=protrusion_h+pulley_elevation+teeth_elevation; |
@@ -400,25 +400,25 @@ module the_extruder( | |||
400 | translate([0,y-extrusion_width/2,0]) | 400 | translate([0,y-extrusion_width/2,0]) |
401 | cube(size=[gearbox_d,extrusion_width,body_h]); | 401 | cube(size=[gearbox_d,extrusion_width,body_h]); |
402 | }else{ // radial | 402 | }else{ // radial |
403 | for(zr=[-65:(65+50)/7:50]) | 403 | for(zr=[-65:(65+50)/7:50]) |
404 | rotate([0,0,zr]) translate([0,-extrusion_width/2,0]) | 404 | rotate([0,0,zr]) translate([0,-extrusion_width/2,0]) |
405 | cube(size=[gearbox_d,extrusion_width,body_h]); | 405 | cube(size=[gearbox_d,extrusion_width,body_h]); |
406 | } | 406 | } |
407 | } | 407 | } |
408 | 408 | ||
409 | }//body module | 409 | }//body module |
410 | 410 | ||
411 | module springpad() { | 411 | module springpad() { |
412 | smalld=st_screw_d+st_screw_d_tolerance+2*extrusion_width; | 412 | smalld=st_screw_d+st_screw_d_tolerance+min_xy_shell; |
413 | bigd = spring_d+spring_d_clearance/2; | 413 | bigd = spring_d+spring_d_clearance/2; |
414 | hf = (bigd-smalld)/2; | 414 | hf = (bigd-smalld)/2; |
415 | h = hf*3.5; | 415 | h = hf*3.5; |
416 | translate([-gearbox_d/2+st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell+1,-longwing,filament_elevation]) | 416 | translate([-gearbox_d/2+st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell+1,-longwing,filament_elevation]) |
417 | rotate([0,90,0]) difference() { | 417 | rotate([0,90,0]) difference() { |
418 | union() { | 418 | union() { |
419 | cylinder(d1=smalld,d2=bigd,h=hf,$fn=fnd*bigd); | 419 | cylinder(d1=smalld,d2=bigd,h=hf,$fn=fnd*bigd); |
420 | translate([0,0,hf-epsilon]) | 420 | translate([0,0,hf-epsilon]) |
421 | cylinder(d=bigd,h=h-hf,$fn=fnd*bigd); | 421 | cylinder(d=bigd,h=h-hf,$fn=fnd*bigd); |
422 | translate([0,0,h]) | 422 | translate([0,0,h]) |
423 | sphere(d=spring_d*3/4,$fn=fnd*spring_d*3/4); | 423 | sphere(d=spring_d*3/4,$fn=fnd*spring_d*3/4); |
424 | l = body_h-ls_z; | 424 | l = body_h-ls_z; |