author | Michael Krelin <hacker@klever.net> | 2018-08-02 09:49:41 (UTC) |
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committer | Michael Krelin <hacker@klever.net> | 2018-08-02 09:49:41 (UTC) |
commit | 55b454eb6933ea66efb998d2ccb1d6eebaab214e (patch) (side-by-side diff) | |
tree | f5137862ddf7302bee5b0aa49202efd9c3f7203e | |
parent | 1bb5552f830df0b933d498295632ac39a31c3d95 (diff) | |
download | extrudery-55b454eb6933ea66efb998d2ccb1d6eebaab214e.zip extrudery-55b454eb6933ea66efb998d2ccb1d6eebaab214e.tar.gz extrudery-55b454eb6933ea66efb998d2ccb1d6eebaab214e.tar.bz2 |
another: thicken spring shell
-rw-r--r-- | another.scad | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/another.scad b/another.scad index 4c7b1b7..f77fa7a 100644 --- a/another.scad +++ b/another.scad @@ -143,97 +143,97 @@ module the_extruder( // idler space and mounting hole place_idler() { difference() { cylinder(d=idler_d+idler_clearance*2,h=idler_h+idler_v_tolerance,center=true,$fn=60); // supports for(y=[-lsd/2+extrusion_width:(lsd-2*extrusion_width)/3:lsd/2-extrusion_width]) translate([-lsd/2-1,y-extrusion_width/2,-idler_h/2-idler_v_tolerance/2-1]) cube(size=[lsd+2,extrusion_width,idler_h+idler_v_tolerance+2]); } cylinder(d=mount_screw_d+mount_screw_d_tolerance,h=lever_thickness+2,center=true,$fn=30); translate([0,0,lever_thickness/2-mount_screwhead_h]) cylinder(d=mount_screwhead_d,h=mount_screwhead_h+1,$fn=2*PI*mount_screwhead_d); } // mounting screw hole translate([mount_d/2,0,0]) cylinder(d=mount_screw_d+mount_screw_d_tolerance,h=lever_thickness+2,center=true,$fn=2*PI*mount_screw_d); // lever end translate([mount_d/2,0,0]) rotate([0,90,0]) { translate([0,-longwing,lsd/2]) finger_indent(d=lever_thickness-1,r=15); translate([0,-longwing,0]) mirror([0,0,1]) difference() { cylinder(d=spring_d+spring_d_clearance,h=lsd,$fn=2*PI*spring_d); sphere(d=spring_d*3/4,$fn=PI*spring_d); } }//rotate-translate }//difference // bridging patch place_idler() translate([0,0,lever_thickness/2-mount_screwhead_h]) mirror([0,0,1]) cylinder(d=mount_screwhead_d,h=layer_height); }//translate }//lever module module body() { difference() { union() { cylinder(d=gearbox_d,h=body_h,$fn=2*PI*gearbox_d); // finger and spring support fsw = gearbox_d/2+mount_screwhead_d/2; translate([-gearbox_d/2,0,0]) difference() { union() { hull() { translate([0,-longwing,ls_z]) rotate([0,90,0]) - cylinder(d=lever_thickness,h=fsw,$fn=2*PI*lever_thickness); + cylinder(d=max(lever_thickness,spring_d+spring_d_clearance+2*extrusion_width),h=fsw,$fn=2*PI*lever_thickness); hh=body_h-ls_z; translate([0,0,ls_z-lever_thickness/2]) mirror([0,1,0]) cube(size=[fsw,longwing-hh+lever_thickness/sqrt(2),hh+lever_thickness/2]); hhh=ls_z; translate([0,0,0]) mirror([0,1,0]) cube(size=[fsw,longwing-hhh+lever_thickness/sqrt(2),hhh+lever_thickness/2]); } } translate([0,-longwing,ls_z]) rotate([0,-90,0]) finger_indent(d=lever_thickness-1,r=15); } // translate // pushfit bracket translate([0,0,filament_elevation]) rotate([0,0,45]) translate([pulley_d/2,0,0]) rotate([-90,0,0]) translate([0,0,mount_d/sqrt(2)/2+mount_screw_d-gearbox_d/2/*TODO:*/]) cylinder(r=min(body_h-filament_elevation,filament_elevation)/sin(60)-epsilon,h=pf_h(pf)+gearbox_d/2/*TODO:*/,$fn=6); }//union (first child of difference) // protrusion translate([0,0,-1]) cylinder(d=protrusion_d+protrusion_tolerance_h,h=protrusion_h+protrusion_tolerance_v+1,$fn=2*PI*protrusion_d); // mount screw holes for(zr=[0:90:359]) rotate([0,0,zr]) translate([mount_d/2,0,0]) { translate([0,0,mount_screw_l-mounthole_depth/2-layer_height-1]) mirror([0,0,1]) cylinder(d=mount_screw_d+mount_screw_d_tolerance, h=mount_screw_l-mounthole_depth/2-layer_height+1, $fn=2*PI*mount_screw_d); translate([0,0,mount_screw_l-mounthole_depth/2]) cylinder(d=mount_screwhead_d,h=body_h+1,$fn=2*PI*mount_screwhead_d); }//for // pushfit threads translate([0,0,filament_elevation]) rotate([0,0,45]) translate([pulley_d/2,0,0]) rotate([-90,0,0]) translate([0,0,mount_d/sqrt(2)/2+mount_screw_d+epsilon]) rotate([0,0,180]) { pushfit(pf); cylinder(d=filament_guide_d,h=gearbox_d,center=true,$fn=2*PI*filament_guide_d); translate([0,-filament_guide_d/2/sqrt(2),0]) rotate([0,0,45]) cube(size=[filament_guide_d/2,filament_guide_d/2,gearbox_d],center=true); } // pulley cylinder(d=pulley_d+pulley_clearance,h=body_h+1,$fn=2*PI*(pulley_d+pulley_clearance)); // leverspace hull() for(x=[0,gearbox_d]) |