-rw-r--r-- | fanduct.scad | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/fanduct.scad b/fanduct.scad index 72143e2..a843023 100644 --- a/fanduct.scad +++ b/fanduct.scad | |||
@@ -114,38 +114,44 @@ module fanduct(type=type) { | |||
114 | } | 114 | } |
115 | guideline([ | 115 | guideline([ |
116 | [-our+fanduct_w*cos(30)*3/4,fanduct_w*sin(30)*3/4], | 116 | [-our+fanduct_w*cos(30)*3/4,fanduct_w*sin(30)*3/4], |
117 | [-inr*cos(10),inr*sin(10)] | 117 | [-inr*cos(10),inr*sin(10)] |
118 | ]); | 118 | ]); |
119 | } | 119 | } |
120 | }/*union*/ | 120 | }/*union*/ |
121 | }/*airguides*/ | 121 | }/*airguides*/ |
122 | } | 122 | } |
123 | 123 | ||
124 | module jets(what) { | 124 | module jets(what) { |
125 | od = fanduct_h/2+fanduct_shell; | 125 | od = fanduct_h/2+fanduct_shell; |
126 | difference() { | 126 | md = fanduct_ir+fanduct_shell+fanduct_w/2; |
127 | jww = 2*md*sin(jet_angle/2); | ||
128 | render(convexity=8) difference() { | ||
127 | for(a=[0:120:359]) rotate([0,0,a]) { | 129 | for(a=[0:120:359]) rotate([0,0,a]) { |
128 | if(what=="in") { | 130 | if(what=="in") { |
129 | hull() { | 131 | hull() { |
130 | translate([fanduct_ir+od/2,0,od/2]) | 132 | render(convexity=4) intersection() { |
131 | rotate([90,0,0]) | 133 | translate([md-fanduct_shell-fanduct_w/2,-jww/2,0]) |
132 | cylinder(d=od,h=2*(fanduct_ir+fanduct_shell+fanduct_w/2)*sin(jet_angle/2)-3,center=true,$fn=36); | 134 | cube(size=[fanduct_shell+fanduct_w/2,jww,od]); |
135 | duct(what=what); | ||
136 | } | ||
133 | translate([0,0,-fanduct_elevation]) sphere(r=.5); | 137 | translate([0,0,-fanduct_elevation]) sphere(r=.5); |
134 | } | 138 | } |
135 | }else if(what=="out") { | 139 | }else if(what=="out") { |
136 | hull() { | 140 | hull() { |
137 | translate([fanduct_ir+od/2,0,od/2]) | 141 | render(convexity=4) intersection() { |
138 | rotate([90,0,0]) | 142 | translate([md-fanduct_w/2-fanduct_shell,-jww/2+fanduct_shell,fanduct_shell]) |
139 | cylinder(d=od-2*fanduct_shell,h=2*(fanduct_ir+fanduct_shell+fanduct_w/2)*sin(jet_angle/2)-3-2*fanduct_shell,center=true); | 143 | cube(size=[fanduct_w/2+fanduct_shell,jww-2*fanduct_shell,od-2*fanduct_shell]); |
144 | duct(what=what); | ||
145 | } | ||
140 | translate([0,0,-fanduct_elevation]) sphere(r=.2); | 146 | translate([0,0,-fanduct_elevation]) sphere(r=.2); |
141 | } | 147 | } |
142 | } | 148 | } |
143 | } | 149 | } |
144 | if(what=="in") { | 150 | if(what=="in") { |
145 | translate([0,0,-fanduct_elevation-2+epsilon]) | 151 | translate([0,0,-fanduct_elevation-2+epsilon]) |
146 | cylinder(r=fanduct_ir+fanduct_shell*2+fanduct_w+1,h=fanduct_elevation+2); | 152 | cylinder(r=fanduct_ir+fanduct_shell*2+fanduct_w+1,h=fanduct_elevation+2); |
147 | translate([0,0,-hotend_clearance]) | 153 | translate([0,0,-hotend_clearance]) |
148 | rotate([0,0,30]) | 154 | rotate([0,0,30]) |
149 | cylinder(r1=hotend_clearance*2,r2=0,h=hotend_clearance*2,$fn=6); | 155 | cylinder(r1=hotend_clearance*2,r2=0,h=hotend_clearance*2,$fn=6); |
150 | } | 156 | } |
151 | } | 157 | } |