| -rw-r--r-- | fanduct.scad | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/fanduct.scad b/fanduct.scad index 75a3bb1..7a9e205 100644 --- a/fanduct.scad +++ b/fanduct.scad @@ -19,15 +19,16 @@ fanduct_shell=1.2; // shell thickness fanduct_ir = heater_clearance+5; // inner radius jet_angle = 60-2; // angular width of the jet inlet_w = 12.5; // inlet width inlet_h = 17; // inlet height -inlet_l = 7; // inlet length of protrusion (or depth of intrusion:)) +inlet_short_l = 7; // inlet length of protrusion (or depth of intrusion:)) inlet_away = 15; // how far away inlet is +inlet_long_l = inlet_short_l+inlet_h; hotend_clearance = heater_clearance; snapper_d = 8; snapper_overlap=0.2; // snip snap smooth_f = 120; @@ -185,32 +186,38 @@ module fanduct(type=type,ductshape=ductshape) { translate([-fanduct_ir-2*fanduct_shell-fanduct_w-inlet_away,0,fanduct_shell]) rotate([0,-90,0]) children(); } if(what=="in") { placeit() translate([0,-inlet_w/2,0]) { - cube(size=[inlet_h,inlet_w,inlet_l+fanduct_shell]); + difference() { + cube(size=[inlet_h,inlet_w,inlet_long_l+fanduct_shell]); + translate([inlet_h+fanduct_shell,0,inlet_long_l+fanduct_shell]) + rotate([-90,0,0]) + translate([0,0,-1]) + cylinder(r=inlet_h,h=inlet_w+2*fanduct_shell+2,$fn=inlet_h*4); + } // supports for(i=[-1,0,1]) translate([-fanduct_shell, (i+1)*(inlet_w-extrusion_width)/2, -inlet_away-fanduct_w/2]) cube(size=[fanduct_shell, extrusion_width, - inlet_l+fanduct_shell+inlet_away+fanduct_w/2]); + inlet_long_l+fanduct_shell+inlet_away+fanduct_w/2]); } hull() { placeit() translate([-fanduct_shell,-inlet_w/2-fanduct_shell,0]) cube(size=[inlet_h+2*fanduct_shell,inlet_w+2*fanduct_shell,fanduct_shell]); translate([-fanduct_ir-fanduct_shell-fanduct_w/2,0,0]) translate([0,-inlet_w/2-fanduct_shell/2,0]) cube(size=[1,inlet_w+fanduct_shell,fanduct_shell*2+fanduct_h]); } }else if(what=="out") { placeit() translate([fanduct_shell,-inlet_w/2+fanduct_shell,0]) - cube(size=[inlet_h-2*fanduct_shell,inlet_w-2*fanduct_shell,inlet_l+fanduct_shell+1]); + cube(size=[inlet_h-2*fanduct_shell,inlet_w-2*fanduct_shell,inlet_long_l+fanduct_shell+1]); hull() { placeit() translate([fanduct_shell,-inlet_w/2+fanduct_shell,0]) cube(size=[inlet_h-2*fanduct_shell,inlet_w-2*fanduct_shell,fanduct_shell]); translate([-fanduct_ir-fanduct_shell-fanduct_w/2,0,fanduct_shell]) translate([0,-inlet_w/2+fanduct_shell,0]) cube(size=[1,inlet_w-2*fanduct_shell,fanduct_h]); @@ -251,13 +258,13 @@ module fanduct(type=type,ductshape=ductshape) { union() { duct("in"); output("in"); intake("in"); } } } -view="vcut"; // hcut|vcut|* +view="*"; // hcut|vcut|* hinfinity=4*(fanduct_ir+fanduct_shell*2+fanduct_w+inlet_away); vinfinity=2*(fanduct_shell*2+fanduct_h+inlet_h); if(view=="hcut") { difference() { fanduct(); |