author | Michael Krelin <hacker@klever.net> | 2018-08-23 19:13:43 (UTC) |
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committer | Michael Krelin <hacker@klever.net> | 2018-08-23 19:13:43 (UTC) |
commit | 4cb9b4ab0175173b4c89b8d22c571ec05a3aeea7 (patch) (side-by-side diff) | |
tree | c620493267cf9c70df0d3685dc89562ecc42670b | |
parent | 942136568980e54b372af0fdbe2af074c89bed86 (diff) | |
download | extrudery-4cb9b4ab0175173b4c89b8d22c571ec05a3aeea7.zip extrudery-4cb9b4ab0175173b4c89b8d22c571ec05a3aeea7.tar.gz extrudery-4cb9b4ab0175173b4c89b8d22c571ec05a3aeea7.tar.bz2 |
move stuff around
-rw-r--r-- | another.scad | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/another.scad b/another.scad index 79cebdd..a3f5dc9 100644 --- a/another.scad +++ b/another.scad @@ -327,72 +327,74 @@ module the_extruder( pushfit(pf); mirror([0,0,1]) { fh = 1.5* (filament_guide_d-filament_path_d)/2; fo = pf_offset-(idler_d+idler_clearance)/2-fh; translate([0,0,-1]) teardrop(d=filament_guide_d,h=fo-extrusion_width+1,angle=225); translate([0,0,-1]) teardrop(d=filament_path_d,h=gearbox_d/2+1,angle=-225); translate([0,0,fo+epsilon]) cylinder(d1=filament_path_d,d2=filament_guide_d,h=fh,$fn=fnd*filament_guide_d); }//mirror }//rotate translate rotate translate rotate translate // pulley cylinder(d=pulley_d+pulley_d_clearance,h=body_h+1,$fn=fnd*(pulley_d+pulley_d_clearance)); + // leverspace hull() for(x=[0,gearbox_d]) rotate([0,0,45]) translate([x,0,ls_z-ls_h/2]) cylinder(d=idler_d+idler_clearance,h=ls_h,$fn=fnd*(idler_d+idler_clearance)); // idler clearance a=cos(45)*(pulley_d+idler_d)/2; b=mount_d/2-a; x=sqrt(pow(a,2)+pow(b,2)); translate([mount_d/2,0,ls_z]) intersection() { r = x+idler_d/2+idler_clearance; cylinder(r=r,h=ls_h,center=true); translate([-r-1,0,-ls_h/2-1]) cube(size=[2*r+2,r+1,ls_h+2]); } + rotate([0,0,-45]) + translate([0,0,ls_z-ls_h/2]) + cube(size=[gearbox_d,gearbox_d,lever_thickness+lever_v_clearance]); + translate([0,0,ls_z-ls_h/2]) { + translate([mount_screwhead_d/2,0,0]) + mirror([0,1,0]) + cube(size=[gearbox_d,gearbox_d/2+1,lever_thickness+lever_v_clearance]); + } + // back side cutout // XXX: this is somewhat ugly and potentially bugged, // but I want to sleep. a0_ = atan( (mount_d/sqrt(2)/2+mount_screw_d+pf_h(pf)+gearbox_d/2) / ( pulley_d/2+filament_offset- (pf_d(pf)+2*pf_shell)/2/cos(30) ) ); a0 = -135 + ( (a0_>0) ? a0_ : 180+a0_ ); a1 = atan((longwing-lever_thickness/2)/(gearbox_d/2)); translate([0,0,ls_z]) difference() { rotate([0,0,-180+a0]) rotate_extrude(angle=a1-a0) translate([0,-ls_h/2]) square([sqrt(pow(gearbox_d/2,2)+pow(longwing-lever_thickness/2,2))+1, ls_h]); translate([-mount_d/2,0,0]) cylinder(d=gearbox_d-mount_d,h=ls_h+2,center=true,$fn=fnd*(gearbox_d-mount_d)); }//difference translate - rotate([0,0,-45]) - translate([0,0,ls_z-ls_h/2]) - cube(size=[gearbox_d,gearbox_d,lever_thickness+lever_v_clearance]); - translate([0,0,ls_z-ls_h/2]) { - translate([mount_screwhead_d/2,0,0]) - mirror([0,1,0]) - cube(size=[gearbox_d,gearbox_d/2+1,lever_thickness+lever_v_clearance]); - } //translate([-mount_d/2,-longwing,filament_elevation]) if(!tensioner) /* XXX: this seems to be bullshit, but it's so old, that it's historical bullshit */ translate([mount_d/2,-longwing,filament_elevation]) rotate([0,-90,0]) difference() { cylinder(d=spring_d+spring_d_clearance,h=spring_lc+spring_dl,$fn=fnd*(spring_d+spring_d_clearance)); translate([0,0,spring_lc+spring_dl]) sphere(d=spring_d*3/4,$fn=fnd*spring_d*3/4); } }//difference if(supports) intersection() { difference() { |