author | Michael Krelin <hacker@klever.net> | 2016-07-21 21:38:59 (UTC) |
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committer | Michael Krelin <hacker@klever.net> | 2016-07-21 21:38:59 (UTC) |
commit | 9b39333e40abf93141ee39f40ef3733890ee0db8 (patch) (side-by-side diff) | |
tree | 125a56fc01499ee602e6f918a8b910fef5e6f0e3 /fanduct.scad | |
parent | 9cceb044d036c37c8c8703926c9c84d1d88cc2e0 (diff) | |
download | fanductory-9b39333e40abf93141ee39f40ef3733890ee0db8.zip fanductory-9b39333e40abf93141ee39f40ef3733890ee0db8.tar.gz fanductory-9b39333e40abf93141ee39f40ef3733890ee0db8.tar.bz2 |
more advanced chimera hotend
-rw-r--r-- | fanduct.scad | 75 |
1 files changed, 74 insertions, 1 deletions
diff --git a/fanduct.scad b/fanduct.scad index ba63717..2bc5623 100644 --- a/fanduct.scad +++ b/fanduct.scad @@ -132,16 +132,51 @@ module fanduct(type=type,ductshape=ductshape,dual=dual) { translate([-fanduct_ir-fanduct_shell-sh,-epsilon,fanduct_shell]) cube(size=[sh,nozzles_apart/2+2*epsilon,sv]); translate([0,sh/2+fanduct_shell+fanduct_ir+nozzles_apart/2,fanduct_shell]) cylinder(d=sh,h=sv,$fn=36); } } + module dual_complex() { + for(my=[0,1]) mirror([0,my,0]) + if(what=="in") { + sh = fanduct_w+2*fanduct_shell; + sv = fanduct_h+2*fanduct_shell; + for(mx=[0,1]) mirror([mx,0,0]) + mirror([0,1,0]) rotate([90,0,0]) + translate([0,0,-1]) + linear_extrude(height=nozzles_apart/2+1+epsilon) + ductshape(sh=sh,sv=sv,r=fanduct_ir,what=what); + translate([0,nozzles_apart/2,0]) + difference() { + rotate_extrude($fn=smooth_f) + ductshape(sh=sh,sv=sv,r=fanduct_ir,what=what); + mirror([0,1,0]) translate([-fanduct_ir-sh-1,0,-1]) + cube(size=[2*(fanduct_ir+sh+1),fanduct_ir+sh+1,sv+2]); + } + }else{ + sh = fanduct_w; sv = fanduct_h; + for(mx=[0,1]) mirror([mx,0,0]) + mirror([0,1,0]) rotate([90,0,0]) + translate([0,0,-1]) + linear_extrude(height=nozzles_apart/2+1+epsilon) + ductshape(sh=sh,sv=sv,r=fanduct_ir,what=what); + translate([0,nozzles_apart/2,0]) + difference() { + rotate_extrude($fn=smooth_f) + ductshape(sh=sh,sv=sv,r=fanduct_ir,what=what); + mirror([0,1,0]) translate([-fanduct_ir-sh-1,0,-1]) + cube(size=[2*(fanduct_ir+sh+1),fanduct_ir+sh+1,sv+2]); + } + } + } if(dual) { if(type=="simple") dual_simple(); + else if(type=="jets") + dual_complex(); else dual(); }else single(); } // *** bumps for easier position adjustments in line with hotend module marks(what) { @@ -286,12 +321,49 @@ module fanduct(type=type,ductshape=ductshape,dual=dual) { guideline([ [0 ,nozzles_apart/2+near+fanduct_w*space_behind_nozzle/to_midduct] ]); } } } } + module dual_jets(what=what) { + od=fanduct_h*2/3+fanduct_shell; + md=fanduct_ir+fanduct_shell+fanduct_w/2; + jww = 2*md*sin(jet_angle/2); + difference() { + for(my=[0,1]) mirror([0,my,0]) + translate([0,nozzles_apart/2,0]) + for(a=[45,135]) rotate([0,0,a]) + if(what=="in") { + hull() { + intersection() { + translate([md-fanduct_w/2,-jww/2,0]) + cube(size=[fanduct_shell+fanduct_w/2,jww,od]); + rotate([0,0,-a]) translate([0,-nozzles_apart/2,0]) duct(what=what); + } // intersection + translate([0,0,-fanduct_elevation]) sphere(r=.5); + } // hull + }else if(what=="out") { + hull() { + intersection() { + translate([md-fanduct_w/2,-jww/2+fanduct_shell,fanduct_shell]) + cube(size=[fanduct_w/2,jww-2*fanduct_shell,od-2*fanduct_shell]); + rotate([0,0,-a]) translate([0,-nozzles_apart/2,0]) duct(what=what); + } // intersection + translate([0,0,-fanduct_elevation]) sphere(r=.5); + } // hull + } // what=="out" + if(what=="in") { + translate([0,0,-fanduct_elevation/2-1+epsilon]) + cube(size=[2*(fanduct_ir+2*fanduct_shell+fanduct_w+1),nozzles_apart+2*(fanduct_ir+2*fanduct_shell+fanduct_w+1),fanduct_elevation+2],center=true); + for(my=[0,1]) mirror([0,my,0]) + translate([0,nozzles_apart/2,-hotend_clearance]) + cylinder(r1=hotend_clearance*2,r2=0,h=hotend_clearance*2,$fn=4); + } + } // difference + } + module dual_simple(what=what) { for(my=[0:1]) mirror([0,my,0]) if(what=="in") { difference() { hull() { translate([0,nozzles_apart/2+fanduct_ir+fanduct_shell+fanduct_w/2,0]) cylinder(d=fanduct_w+2*fanduct_shell,h=fanduct_h*2/3+2*fanduct_shell); @@ -310,12 +382,13 @@ module fanduct(type=type,ductshape=ductshape,dual=dual) { } } } if(dual) { if(type=="simple") dual_simple(what); + else if(type=="jets") dual_jets(what); else dual(what); }else if(type=="circular") circus(what); else if(type=="3jets") jets(what); } // *** air intake @@ -361,13 +434,13 @@ module fanduct(type=type,ductshape=ductshape,dual=dual) { } } } // *** DUCT TAILS!!! WOO-OO! (every day they're out there making duct tails…) module tails(what) { - if(dual) { + if(dual && type=="simple") { // XXX: not sure if it will ever be }else{ if(what=="in") { for(mx=[0,1]) mirror([mx,0,0]) translate([fanduct_ir+fanduct_shell+fanduct_w/2,0,fanduct_shell+fanduct_h/2]) rotate([90,0,90]) |