-rw-r--r-- | fanduct.scad | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fanduct.scad b/fanduct.scad index da89aac..6407a96 100644 --- a/fanduct.scad +++ b/fanduct.scad | |||
@@ -8,49 +8,49 @@ function hypothenuse(a,b) = sqrt(pow(a,2)+pow(b,2)); | |||
8 | silicone_shell = 2; | 8 | silicone_shell = 2; |
9 | heater_clearance = max( | 9 | heater_clearance = max( |
10 | hypothenuse(16/2 +silicone_shell, 20-4.5 +silicone_shell),// E3D v6 | 10 | hypothenuse(16/2 +silicone_shell, 20-4.5 +silicone_shell),// E3D v6 |
11 | hypothenuse(11.5-4.5 +silicone_shell, 15.5 +silicone_shell)// E3D volcano | 11 | hypothenuse(11.5-4.5 +silicone_shell, 15.5 +silicone_shell)// E3D volcano |
12 | ); | 12 | ); |
13 | 13 | ||
14 | fanduct_elevation = 3; // fanduct elevation above nozzle tip | 14 | fanduct_elevation = 3; // fanduct elevation above nozzle tip |
15 | fanduct_blowtarget = -2; // what to blow at | 15 | fanduct_blowtarget = -2; // what to blow at |
16 | fanduct_h = 6; // inner height of the duct | 16 | fanduct_h = 6; // inner height of the duct |
17 | fanduct_w = 7; // inner width of the duct | 17 | fanduct_w = 7; // inner width of the duct |
18 | fanduct_shell=1.2; // shell thickness | 18 | fanduct_shell=1.2; // shell thickness |
19 | fanduct_ir = heater_clearance+5; // inner radius | 19 | fanduct_ir = heater_clearance+5; // inner radius |
20 | 20 | ||
21 | jet_angle = 60-2; // angular width of the jet | 21 | jet_angle = 60-2; // angular width of the jet |
22 | 22 | ||
23 | inlet_w = 12.5; // inlet width | 23 | inlet_w = 12.5; // inlet width |
24 | inlet_h = 17; // inlet height | 24 | inlet_h = 17; // inlet height |
25 | inlet_short_l = 7;// inlet length of protrusion (or depth of intrusion:)) | 25 | inlet_short_l = 7;// inlet length of protrusion (or depth of intrusion:)) |
26 | inlet_away = 15;// how far away inlet is | 26 | inlet_away = 15;// how far away inlet is |
27 | 27 | ||
28 | inlet_long_l = inlet_short_l+inlet_h; | 28 | inlet_long_l = inlet_short_l+inlet_h; |
29 | hotend_clearance = heater_clearance; | 29 | hotend_clearance = heater_clearance; |
30 | 30 | ||
31 | nozzles_apart = 18; // distance between nozzles for dual hotend | 31 | nozzles_apart = 18; // distance between nozzles for dual hotend |
32 | space_behind_nozzle = 15;// space behind the nozzle where we're allowed to go | 32 | space_behind_nozzle = 10;// space behind the nozzle where we're allowed to go |
33 | // without the fear of hitting carriage | 33 | // without the fear of hitting carriage |
34 | 34 | ||
35 | snapper_d = 8; snapper_overlap=0.2;// snip snap | 35 | snapper_d = 8; snapper_overlap=0.2;// snip snap |
36 | 36 | ||
37 | smooth_f = 120; | 37 | smooth_f = 120; |
38 | 38 | ||
39 | type="circular"; // circular|3jets | 39 | type="circular"; // circular|3jets |
40 | ductshape="square"; // square|round | 40 | ductshape="square"; // square|round |
41 | dual=false; // dual or single | 41 | dual=false; // dual or single |
42 | 42 | ||
43 | to_midduct = fanduct_ir+fanduct_shell+fanduct_w/2; | 43 | to_midduct = fanduct_ir+fanduct_shell+fanduct_w/2; |
44 | dual_spots = [ [+space_behind_nozzle, -(to_midduct+nozzles_apart/2)], | 44 | dual_spots = [ [+space_behind_nozzle, -(to_midduct+nozzles_apart/2)], |
45 | [- to_midduct, -(to_midduct+nozzles_apart/2)], | 45 | [- to_midduct, -(to_midduct+nozzles_apart/2)], |
46 | [- to_midduct, 0] ]; | 46 | [- to_midduct, 0] ]; |
47 | 47 | ||
48 | module fanduct(type=type,ductshape=ductshape,dual=dual) { | 48 | module fanduct(type=type,ductshape=ductshape,dual=dual) { |
49 | // ***duct is all around! | 49 | // ***duct is all around! |
50 | module duct(what) { | 50 | module duct(what) { |
51 | module single() { | 51 | module single() { |
52 | if(what=="in") { | 52 | if(what=="in") { |
53 | sh = fanduct_w+2*fanduct_shell; sv = fanduct_h+2*fanduct_shell; | 53 | sh = fanduct_w+2*fanduct_shell; sv = fanduct_h+2*fanduct_shell; |
54 | smax = max(sh,sv); | 54 | smax = max(sh,sv); |
55 | rotate_extrude($fn=smooth_f) | 55 | rotate_extrude($fn=smooth_f) |
56 | if(ductshape=="round") | 56 | if(ductshape=="round") |