author | Michael Krelin <hacker@klever.net> | 2016-06-11 17:57:11 (UTC) |
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committer | Michael Krelin <hacker@klever.net> | 2016-06-11 17:57:11 (UTC) |
commit | 2d09f1c09a64adab3a756e5d7108a2138682a2f3 (patch) (unidiff) | |
tree | f4afe1231466eb6fffbb7d8409c9fbbb5c0f34ba | |
parent | 4f322c6a7e2c5566ab90f17f010b1c5014ac4cd4 (diff) | |
download | fanductory-2d09f1c09a64adab3a756e5d7108a2138682a2f3.zip fanductory-2d09f1c09a64adab3a756e5d7108a2138682a2f3.tar.gz fanductory-2d09f1c09a64adab3a756e5d7108a2138682a2f3.tar.bz2 |
fix protrusions below the sea level
-rw-r--r-- | fanduct.scad | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fanduct.scad b/fanduct.scad index 7a9e205..3e2a15e 100644 --- a/fanduct.scad +++ b/fanduct.scad | |||
@@ -64,97 +64,97 @@ module fanduct(type=type,ductshape=ductshape) { | |||
64 | union() { | 64 | union() { |
65 | square([sh,sv/2]); | 65 | square([sh,sv/2]); |
66 | translate([sh/2,sv/2]) | 66 | translate([sh/2,sv/2]) |
67 | scale([sh/smax,sv/smax]) | 67 | scale([sh/smax,sv/smax]) |
68 | circle(d=smax,$fn=36); | 68 | circle(d=smax,$fn=36); |
69 | } | 69 | } |
70 | } | 70 | } |
71 | } | 71 | } |
72 | 72 | ||
73 | // ***bumps for easier position adjustments in line with hotend | 73 | // ***bumps for easier position adjustments in line with hotend |
74 | module marks(what) { | 74 | module marks(what) { |
75 | if(what=="in") { | 75 | if(what=="in") { |
76 | for(y=[-1,1]) | 76 | for(y=[-1,1]) |
77 | hull() for(z=[0,-fanduct_shell-fanduct_h/2]) | 77 | hull() for(z=[0,-fanduct_shell-fanduct_h/2]) |
78 | translate([0,y*(fanduct_ir+fanduct_shell+fanduct_w/2),fanduct_shell*2+fanduct_h+z]) | 78 | translate([0,y*(fanduct_ir+fanduct_shell+fanduct_w/2),fanduct_shell*2+fanduct_h+z]) |
79 | rotate([90,0,0]) { | 79 | rotate([90,0,0]) { |
80 | cylinder(r=fanduct_shell,h=fanduct_w,center=true,$fn=30); | 80 | cylinder(r=fanduct_shell,h=fanduct_w,center=true,$fn=30); |
81 | for(z=[-1,1]) translate([0,0,z*fanduct_w/2]) | 81 | for(z=[-1,1]) translate([0,0,z*fanduct_w/2]) |
82 | sphere(r=fanduct_shell,$fn=30); | 82 | sphere(r=fanduct_shell,$fn=30); |
83 | } | 83 | } |
84 | } | 84 | } |
85 | } | 85 | } |
86 | 86 | ||
87 | // ***output | 87 | // ***output |
88 | module output(what,type=type) { | 88 | module output(what,type=type) { |
89 | module guideline(xyxy) { | 89 | module guideline(xyxy) { |
90 | module pin(xy) { | 90 | module pin(xy) { |
91 | translate([xy[0],xy[1],0]) | 91 | translate([xy[0],xy[1],0]) |
92 | cylinder(d=2*extrusion_width,h=2*fanduct_shell+inlet_h,$fn=6); | 92 | cylinder(d=2*extrusion_width,h=2*fanduct_shell+inlet_h,$fn=6); |
93 | } | 93 | } |
94 | xyxyxy=concat(xyxy,[[0,0]]); | 94 | xyxyxy=concat(xyxy,[[0,0]]); |
95 | for(i=[0:1:len(xyxyxy)-2]) | 95 | for(i=[0:1:len(xyxyxy)-2]) |
96 | hull() for(j=[i,i+1]) pin(xyxyxy[j]); | 96 | hull() for(j=[i,i+1]) pin(xyxyxy[j]); |
97 | } | 97 | } |
98 | 98 | ||
99 | module circus(what) { | 99 | module circus(what) { |
100 | if(what=="in") { | 100 | if(what=="in") { |
101 | difference() { | 101 | difference() { |
102 | rotate_extrude($fn=smooth_f) | 102 | rotate_extrude($fn=smooth_f) |
103 | polygon([ | 103 | polygon([ |
104 | [0,-fanduct_elevation+fanduct_blowtarget+epsilon], | 104 | [0,-fanduct_elevation+fanduct_blowtarget+epsilon], |
105 | [fanduct_ir+fanduct_shell,fanduct_shell+fanduct_h/2], | 105 | [fanduct_ir+fanduct_shell,fanduct_shell+fanduct_h/2], |
106 | [fanduct_ir+fanduct_shell+fanduct_w/2,0], | 106 | [fanduct_ir+fanduct_shell+fanduct_w/2,0], |
107 | [0,-fanduct_elevation+fanduct_blowtarget-epsilon]]); | 107 | [0,-fanduct_elevation+fanduct_blowtarget-epsilon]]); |
108 | translate([0,0,-1]) | 108 | translate([0,0,-1]) |
109 | cylinder(r=hotend_clearance,h=fanduct_h+2*fanduct_shell+2,$fn=smooth_f); | 109 | cylinder(r=hotend_clearance,h=fanduct_h+2*fanduct_shell+2,$fn=smooth_f); |
110 | mirror([0,0,1]) | 110 | mirror([0,0,1]) |
111 | translate([0,0,-epsilon]) | 111 | translate([0,0,-epsilon]) |
112 | cylinder(r=fanduct_ir+fanduct_shell+1,h=fanduct_elevation+.1+2); | 112 | cylinder(r=fanduct_ir+2*fanduct_shell+fanduct_w+1,h=fanduct_elevation+.1+2); |
113 | } | 113 | } |
114 | }else if(what=="out") { | 114 | }else if(what=="out") { |
115 | rotate_extrude($fn=smooth_f) | 115 | rotate_extrude($fn=smooth_f) |
116 | polygon([ | 116 | polygon([ |
117 | [0,-fanduct_elevation+fanduct_blowtarget+epsilon], | 117 | [0,-fanduct_elevation+fanduct_blowtarget+epsilon], |
118 | [fanduct_ir+fanduct_shell+1,fanduct_h/2], | 118 | [fanduct_ir+fanduct_shell+1,fanduct_h/2], |
119 | [fanduct_ir+fanduct_w/2+fanduct_shell+1,fanduct_shell], | 119 | [fanduct_ir+fanduct_w/2+fanduct_shell+1,fanduct_shell], |
120 | [0,-fanduct_elevation+fanduct_blowtarget-epsilon]]); | 120 | [0,-fanduct_elevation+fanduct_blowtarget-epsilon]]); |
121 | }else if(what=="airguides") { | 121 | }else if(what=="airguides") { |
122 | inr = fanduct_ir+fanduct_shell; our = inr+fanduct_w; | 122 | inr = fanduct_ir+fanduct_shell; our = inr+fanduct_w; |
123 | union() { | 123 | union() { |
124 | for(my=[0,1]) mirror([0,my,0]) { | 124 | for(my=[0,1]) mirror([0,my,0]) { |
125 | guideline([ | 125 | guideline([ |
126 | [-our,inlet_w/6], | 126 | [-our,inlet_w/6], |
127 | [-inr*sin(60),inr*cos(60)] | 127 | [-inr*sin(60),inr*cos(60)] |
128 | ]); | 128 | ]); |
129 | a0=30; as=15; a1=180; | 129 | a0=30; as=15; a1=180; |
130 | for(a=[a0+as:as:a1]) { | 130 | for(a=[a0+as:as:a1]) { |
131 | f = as/(a1-a+as); | 131 | f = as/(a1-a+as); |
132 | rotate([0,0,a]) guideline([[-inr-fanduct_w*f,0]]); | 132 | rotate([0,0,a]) guideline([[-inr-fanduct_w*f,0]]); |
133 | } | 133 | } |
134 | guideline([ | 134 | guideline([ |
135 | [-our+fanduct_w*cos(30)*3/4,fanduct_w*sin(30)*3/4], | 135 | [-our+fanduct_w*cos(30)*3/4,fanduct_w*sin(30)*3/4], |
136 | [-inr*cos(10),inr*sin(10)] | 136 | [-inr*cos(10),inr*sin(10)] |
137 | ]); | 137 | ]); |
138 | } | 138 | } |
139 | }/*union*/ | 139 | }/*union*/ |
140 | }/*airguides*/ | 140 | }/*airguides*/ |
141 | } | 141 | } |
142 | 142 | ||
143 | module jets(what) { | 143 | module jets(what) { |
144 | od = fanduct_h*2/3+fanduct_shell; | 144 | od = fanduct_h*2/3+fanduct_shell; |
145 | md = fanduct_ir+fanduct_shell+fanduct_w/2; | 145 | md = fanduct_ir+fanduct_shell+fanduct_w/2; |
146 | jww = 2*md*sin(jet_angle/2); | 146 | jww = 2*md*sin(jet_angle/2); |
147 | difference() { | 147 | difference() { |
148 | for(a=[0:120:359]) rotate([0,0,a]) { | 148 | for(a=[0:120:359]) rotate([0,0,a]) { |
149 | if(what=="in") { | 149 | if(what=="in") { |
150 | hull() { | 150 | hull() { |
151 | intersection() { | 151 | intersection() { |
152 | translate([md-fanduct_w/2,-jww/2,0]) | 152 | translate([md-fanduct_w/2,-jww/2,0]) |
153 | cube(size=[fanduct_shell+fanduct_w/2,jww,od]); | 153 | cube(size=[fanduct_shell+fanduct_w/2,jww,od]); |
154 | duct(what=what); | 154 | duct(what=what); |
155 | } | 155 | } |
156 | translate([0,0,-fanduct_elevation]) sphere(r=.5); | 156 | translate([0,0,-fanduct_elevation]) sphere(r=.5); |
157 | } | 157 | } |
158 | }else if(what=="out") { | 158 | }else if(what=="out") { |
159 | hull() { | 159 | hull() { |
160 | intersection() { | 160 | intersection() { |