| -rw-r--r-- | fanduct.scad | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/fanduct.scad b/fanduct.scad index b9689c9..0cd89f7 100644 --- a/fanduct.scad +++ b/fanduct.scad @@ -209,13 +209,40 @@ module fanduct(type=type,ductshape=ductshape,dual=dual) { rotate([0,0,30]) cylinder(r1=hotend_clearance*2,r2=0,h=hotend_clearance*2,$fn=6); } } } - if(type=="circular") circus(what); + module dual(what=what) { + module hulls(spots=dual_spots) { + for(my=[0,1]) mirror([0,my,0]) for(pn=[0:1:len(spots)-2]) hull() { + for(p=[spots[pn],spots[pn+1]]) translate(p) children(0); + children([1:$children-1]); + } + } + if(what=="in") { + difference() { + hulls() { + cylinder(d=fanduct_w+2*fanduct_shell,h=2*fanduct_shell+fanduct_h/2); + translate([0,-nozzles_apart/2,-fanduct_elevation-fanduct_blowtarget]) sphere(d=.1); + } + translate([0,0,epsilon]) hull() for(my=[0:1]) mirror([0,my,0]) for(s=dual_spots) translate(s) + mirror([0,0,1]) cylinder(d=fanduct_w+2*fanduct_shell+2,h=fanduct_elevation-fanduct_blowtarget+1); + for(s=[-1,1]) translate([0,s*nozzles_apart/2,-1]) + cylinder(r=hotend_clearance,h=fanduct_h+2*fanduct_shell+2,$fn=smooth_f); + } + }else if(what=="out") { + hulls() { + translate([0,0,fanduct_shell]) cylinder(d=fanduct_w,h=fanduct_h/2-fanduct_shell/2); + translate([0,-nozzles_apart/2,-fanduct_elevation+fanduct_blowtarget]) sphere(d=.1); + } + } + } + + if(dual) dual(what); + else if(type=="circular") circus(what); else if(type=="3jets") jets(what); } // *** air intake module intake(what) { module placeit() { |