-rw-r--r-- | another.scad | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/another.scad b/another.scad index 297c1fc..ed18874 100644 --- a/another.scad +++ b/another.scad | |||
@@ -1,135 +1,136 @@ | |||
1 | draft=true; | 1 | draft=true; |
2 | layer_height=0.2; extrusion_width=0.4; | 2 | layer_height=0.2; extrusion_width=0.4; |
3 | epsilon=0.01; | 3 | epsilon=0.01; |
4 | $fs=0.0125; | 4 | $fs=0.0125; |
5 | 5 | ||
6 | use <pushfittery.scad>; | 6 | use <pushfittery.scad>; |
7 | include <pushfit_data.scad>; | 7 | include <pushfit_data.scad>; |
8 | 8 | ||
9 | module the_extruder( | 9 | module the_extruder( |
10 | // motor properties | 10 | // motor properties |
11 | gearbox_d = 36, | 11 | gearbox_d = 36, |
12 | mount_d = 28, // the distance between opposite mounting holes | 12 | mount_d = 28, // the distance between opposite mounting holes |
13 | mounthole_depth = 5, | 13 | mounthole_depth = 5, |
14 | mounthole_min_depth = 3, mounthole_max_depth = 4, | 14 | mounthole_min_depth = 3, mounthole_max_depth = 4, |
15 | protrusion_d = 22, protrusion_h = 2.2, // the dimensions of the protrusion on top of gearbox | 15 | protrusion_d = 22, protrusion_h = 2.2, // the dimensions of the protrusion on top of gearbox |
16 | bore_d = 8, bore_l = 17.6, | 16 | bore_d = 8, bore_l = 17.6, |
17 | bore_dd = 7, | 17 | bore_dd = 7, |
18 | // pulley properties | 18 | // pulley properties |
19 | pulley_d = 11.5, pulley_h=10, | 19 | pulley_d = 11.5, pulley_h=10, |
20 | pulley_elevation = 1, // pulley elevation above the protrusion | 20 | pulley_elevation = 1, // pulley elevation above the protrusion |
21 | teeth_elevation = 7.5, // distance from the bottom of the pulley to its teeth | 21 | teeth_elevation = 7.5, // distance from the bottom of the pulley to its teeth |
22 | filament_offset = (8.25-(3.0+3.5)/2) - 11.5/2 + 1.75/2, | 22 | filament_offset = (8.25-(3.0+3.5)/2) - 11.5/2 + 1.75/2, |
23 | // idler properties | 23 | // idler properties |
24 | idler_d = 9.5, idler_h = 4, idler_id = 3,// idler dimensions: outer and inner diameters and height | 24 | idler_d = 9.5, idler_h = 4, idler_id = 3,// idler dimensions: outer and inner diameters and height |
25 | // spring properties | 25 | // spring properties |
26 | spring_d = 10, spring_lc = 9.6, // spring diameter and compressed length | 26 | spring_d = 10, spring_lc = 9.6, // spring diameter and compressed length |
27 | // filament path properties | 27 | // filament path properties |
28 | filament_d = 1.75, | 28 | filament_d = 1.75, |
29 | filament_path_d = 2, | 29 | filament_path_d = 2, |
30 | filament_guide_d = 4, // PTFE filament guide diameter | 30 | filament_guide_d = 4, // PTFE filament guide diameter |
31 | // knob properties | 31 | // knob properties |
32 | knob_h = 10, | 32 | knob_h = 10, |
33 | knob_bore_l = 4, | 33 | knob_bore_l = 4, |
34 | knob_indent_d = 4, | 34 | knob_indent_d = 4, |
35 | knob_indents = 12, | 35 | knob_indents = 12, |
36 | // spring tensioner | 36 | // spring tensioner |
37 | st_nut_d = 9, st_nut_h = 4, | 37 | st_nut_d = 9, st_nut_h = 4, |
38 | st_screw_d = 5, | 38 | st_screw_d = 5, |
39 | st_thickshell = 8*extrusion_width, st_thinshell = 2*extrusion_width, | 39 | st_thickshell = 8*extrusion_width, st_thinshell = 2*extrusion_width, |
40 | st_split_w = 4*extrusion_width, | ||
40 | 41 | ||
41 | // screw it | 42 | // screw it |
42 | mount_screw_d = 3.1, mount_screw_l = 20, | 43 | mount_screw_d = 3.1, mount_screw_l = 20, |
43 | mount_screwhead_d=6, mount_screwhead_h=3, | 44 | mount_screwhead_d=6, mount_screwhead_h=3, |
44 | idler_screw_d = 3, | 45 | idler_screw_d = 3, |
45 | idler_screwhead_d=6, idler_screwhead_h=3, | 46 | idler_screwhead_d=6, idler_screwhead_h=3, |
46 | 47 | ||
47 | pf = pushfit_embeddest, | 48 | pf = pushfit_embeddest, |
48 | pf_shell = max(3*layer_height,3*extrusion_width), | 49 | pf_shell = max(3*layer_height,3*extrusion_width), |
49 | pf_smooth = true, | 50 | pf_smooth = true, |
50 | 51 | ||
51 | // empty spaces | 52 | // empty spaces |
52 | idler_travel = 3, // how far should idler travel when pressed | 53 | idler_travel = 3, // how far should idler travel when pressed |
53 | idler_clearance=1, | 54 | idler_clearance=1, |
54 | pulley_d_clearance=2, | 55 | pulley_d_clearance=2, |
55 | pulley_small_d_clearance=0.5, | 56 | pulley_small_d_clearance=0.5, |
56 | lever_v_clearance=.7, // vertical clearance for the lever | 57 | lever_v_clearance=.7, // vertical clearance for the lever |
57 | spring_d_clearance=1, | 58 | spring_d_clearance=1, |
58 | protrusion_tolerance_h=.5, // horizontal tolerance for the motor protrusion | 59 | protrusion_tolerance_h=.5, // horizontal tolerance for the motor protrusion |
59 | protrusion_tolerance_v=.5, // vertical tolerance for the motor protrusion | 60 | protrusion_tolerance_v=.5, // vertical tolerance for the motor protrusion |
60 | mount_screw_d_tolerance=.4, | 61 | mount_screw_d_tolerance=.4, |
61 | idler_v_tolerance=.5, | 62 | idler_v_tolerance=.5, |
62 | knob_bore_d_tolerance=.6, | 63 | knob_bore_d_tolerance=.6, |
63 | st_nut_h_tolerance=.2, | 64 | st_nut_h_tolerance=.2, |
64 | st_nut_d_tolerance=.2,/* TODO: make it st_nut_w_tolerance */ | 65 | st_nut_d_tolerance=.2,/* TODO: make it st_nut_w_tolerance */ |
65 | st_screw_d_tolerance=.5, | 66 | st_screw_d_tolerance=.5, |
66 | st_split_w_tolerance = .3, | 67 | st_split_w_tolerance = .3, |
67 | 68 | ||
68 | min_z_shell = 4*layer_height, // the very minimal shell thickness along z-axis. | 69 | min_z_shell = 4*layer_height, // the very minimal shell thickness along z-axis. |
69 | min_xy_shell = 2*extrusion_width, | 70 | min_xy_shell = 2*extrusion_width, |
70 | 71 | ||
71 | what="lever", // lever|body|knob|springpad|* | 72 | what="lever", // lever|body|knob|springpad|* |
72 | left=false, | 73 | left=false, |
73 | vitamins = true, | 74 | vitamins = true, |
74 | bridges = true, | 75 | bridges = true, |
75 | debug = false, | 76 | debug = false, |
76 | label = "another" | 77 | label = "another" |
77 | ) { | 78 | ) { |
78 | fnd = 2*PI; fnr = 2*fnd; | 79 | fnd = 2*PI; fnr = 2*fnd; |
79 | 80 | ||
80 | idler_filament_offset = filament_path_d/2; // -filament_offset; | 81 | idler_filament_offset = filament_path_d/2; // -filament_offset; |
81 | lever_shell = mount_screwhead_h+0.5; | 82 | lever_shell = mount_screwhead_h+0.5; |
82 | lever_thickness=max(spring_d+spring_d_clearance+layer_height*8,idler_h+idler_v_tolerance+2*lever_shell); | 83 | lever_thickness=max(spring_d+spring_d_clearance+layer_height*8,idler_h+idler_v_tolerance+2*lever_shell); |
83 | lsd = idler_d-idler_clearance*2; // the diameter of lever thingie | 84 | lsd = idler_d-idler_clearance*2; // the diameter of lever thingie |
84 | longwing=(mount_d+mount_screw_d+mount_screw_d_tolerance+spring_d+spring_d_clearance)/2+min_xy_shell; | 85 | longwing=(mount_d+mount_screw_d+mount_screw_d_tolerance+spring_d+spring_d_clearance)/2+min_xy_shell; |
85 | shortwing = let(a=mount_d/2,c=(pulley_d+idler_d)/2/sqrt(2)) | 86 | shortwing = let(a=mount_d/2,c=(pulley_d+idler_d)/2/sqrt(2)) |
86 | sqrt(c*c+pow(a-c,2)); | 87 | sqrt(c*c+pow(a-c,2)); |
87 | longwing_travel = idler_travel*longwing/shortwing; | 88 | longwing_travel = idler_travel*longwing/shortwing; |
88 | h_ = (pulley_d+idler_d)/(2*sqrt(2)); | 89 | h_ = (pulley_d+idler_d)/(2*sqrt(2)); |
89 | ri = sqrt( pow(h_,2) + pow(mount_d/2-h_,2) ); | 90 | ri = sqrt( pow(h_,2) + pow(mount_d/2-h_,2) ); |
90 | spring_dl = idler_travel*longwing/ri; | 91 | spring_dl = idler_travel*longwing/ri; |
91 | // finger and spring support | 92 | // finger and spring support |
92 | fsw = gearbox_d-(gearbox_d-mount_d)/2-max(spring_lc,longwing_travel+(gearbox_d-mount_d)/2); | 93 | fsw = gearbox_d-(gearbox_d-mount_d)/2-max(spring_lc,longwing_travel+(gearbox_d-mount_d)/2); |
93 | 94 | ||
94 | mount_min_depth = mounthole_min_depth ? mounthole_min_depth : mounthole_depth-1; | 95 | mount_min_depth = mounthole_min_depth ? mounthole_min_depth : mounthole_depth-1; |
95 | mount_max_depth = mounthole_max_depth ? mounthole_max_depth : mounthole_depth+1; | 96 | mount_max_depth = mounthole_max_depth ? mounthole_max_depth : mounthole_depth+1; |
96 | filament_elevation=protrusion_h+pulley_elevation+teeth_elevation; | 97 | filament_elevation=protrusion_h+pulley_elevation+teeth_elevation; |
97 | ls_z = filament_elevation; // leverspace mid-z | 98 | ls_z = filament_elevation; // leverspace mid-z |
98 | ls_h = lever_thickness+lever_v_clearance; // leverspace height | 99 | ls_h = lever_thickness+lever_v_clearance; // leverspace height |
99 | mount_depth = mount_screw_l - (ls_z+ls_h/2+min_z_shell); | 100 | mount_depth = mount_screw_l - (ls_z+ls_h/2+min_z_shell); |
100 | body_h = max(protrusion_h+bore_l,mount_screw_l-mount_depth+mount_screwhead_h+min_z_shell,ls_z*2); | 101 | body_h = max(protrusion_h+bore_l,mount_screw_l-mount_depth+mount_screwhead_h+min_z_shell,ls_z*2); |
101 | echo("mount depth",mount_depth); | 102 | echo("mount depth",mount_depth); |
102 | 103 | ||
103 | module teardrop(r,d,h,center=false,angle=45) { | 104 | module teardrop(r,d,h,center=false,angle=45) { |
104 | dd = d ? d : (2*r); | 105 | dd = d ? d : (2*r); |
105 | $fn = dd*fnd; | 106 | $fn = dd*fnd; |
106 | cylinder(d=dd,h=h,center=center); | 107 | cylinder(d=dd,h=h,center=center); |
107 | if(angle>0) translate([0,0,center?-h/2:0]) | 108 | if(angle>0) translate([0,0,center?-h/2:0]) |
108 | rotate([0,0,angle]) | 109 | rotate([0,0,angle]) |
109 | cube(size=[d/2,d/2,h]); | 110 | cube(size=[d/2,d/2,h]); |
110 | } | 111 | } |
111 | 112 | ||
112 | module mirrorleft() { | 113 | module mirrorleft() { |
113 | mirror([left?0:1,0,0]) children(); | 114 | mirror([left?0:1,0,0]) children(); |
114 | } | 115 | } |
115 | module place_idler() { | 116 | module place_idler() { |
116 | rotate([0,0,45]) | 117 | rotate([0,0,45]) |
117 | translate([(pulley_d+idler_d)/2,0,0]) | 118 | translate([(pulley_d+idler_d)/2,0,0]) |
118 | children(); | 119 | children(); |
119 | } | 120 | } |
120 | module finger_indent(d=lever_thickness,depth/*=1*/,r/*=15*/) { | 121 | module finger_indent(d=lever_thickness,depth/*=1*/,r/*=15*/) { |
121 | if(depth) { | 122 | if(depth) { |
122 | hh = (-4*pow(depth,2)+pow(d,2))/(8*depth); | 123 | hh = (-4*pow(depth,2)+pow(d,2))/(8*depth); |
123 | rr = depth+hh; | 124 | rr = depth+hh; |
124 | translate([0,0,hh]) sphere(r=rr,$fn=fnr*rr); | 125 | translate([0,0,hh]) sphere(r=rr,$fn=fnr*rr); |
125 | }else if(r) { | 126 | }else if(r) { |
126 | hh=sqrt(pow(r,2)-pow(d,2)/4); | 127 | hh=sqrt(pow(r,2)-pow(d,2)/4); |
127 | translate([0,0,hh]) sphere(r=r,$fn=fnr*r); | 128 | translate([0,0,hh]) sphere(r=r,$fn=fnr*r); |
128 | } | 129 | } |
129 | } | 130 | } |
130 | 131 | ||
131 | % if(vitamins) mirrorleft() { | 132 | % if(vitamins) mirrorleft() { |
132 | translate([0,0,-epsilon]) mirror([0,0,1]) cylinder(d=gearbox_d,h=1,$fn=60); | 133 | translate([0,0,-epsilon]) mirror([0,0,1]) cylinder(d=gearbox_d,h=1,$fn=60); |
133 | for(zr=[0:90:359]) rotate([0,0,zr]) translate([mount_d/2,0,0]) | 134 | for(zr=[0:90:359]) rotate([0,0,zr]) translate([mount_d/2,0,0]) |
134 | cylinder(d=mount_screw_d,h=20,$fn=30); | 135 | cylinder(d=mount_screw_d,h=20,$fn=30); |
135 | translate([0,0,-epsilon]) cylinder(d=protrusion_d,h=protrusion_h,$fn=30); | 136 | translate([0,0,-epsilon]) cylinder(d=protrusion_d,h=protrusion_h,$fn=30); |
@@ -144,341 +145,343 @@ module the_extruder( | |||
144 | translate([0,0,teeth_elevation]) { | 145 | translate([0,0,teeth_elevation]) { |
145 | place_idler() { | 146 | place_idler() { |
146 | cylinder(d=idler_d,h=idler_h,center=true,$fn=30); | 147 | cylinder(d=idler_d,h=idler_h,center=true,$fn=30); |
147 | cylinder(d=idler_screw_d,h=lever_thickness+2,center=true,$fn=30); | 148 | cylinder(d=idler_screw_d,h=lever_thickness+2,center=true,$fn=30); |
148 | }//place idler | 149 | }//place idler |
149 | // filament path | 150 | // filament path |
150 | rotate([0,0,45]) { | 151 | rotate([0,0,45]) { |
151 | translate([pulley_d/2-idler_filament_offset,0,0]) rotate([90,0,0]) { | 152 | translate([pulley_d/2-idler_filament_offset,0,0]) rotate([90,0,0]) { |
152 | cylinder(d=filament_d,h=gearbox_d,center=false,$fn=15); | 153 | cylinder(d=filament_d,h=gearbox_d,center=false,$fn=15); |
153 | }//rotate translate | 154 | }//rotate translate |
154 | translate([pulley_d/2+filament_offset,0,0]) rotate([-90,0,0]) { | 155 | translate([pulley_d/2+filament_offset,0,0]) rotate([-90,0,0]) { |
155 | cylinder(d=filament_d,h=gearbox_d,center=false,$fn=15); | 156 | cylinder(d=filament_d,h=gearbox_d,center=false,$fn=15); |
156 | translate([0,0,mount_d/sqrt(2)/2+mount_screw_d]) | 157 | translate([0,0,mount_d/sqrt(2)/2+mount_screw_d]) |
157 | pushfit(pf); | 158 | pushfit(pf); |
158 | }//rotate translate | 159 | }//rotate translate |
159 | }//rotate | 160 | }//rotate |
160 | }//translate teeth | 161 | }//translate teeth |
161 | }//translate pulley | 162 | }//translate pulley |
162 | }//translate protrusion | 163 | }//translate protrusion |
163 | }//vitamins | 164 | }//vitamins |
164 | 165 | ||
165 | module lever() { | 166 | module lever() { |
166 | translate([0,0,protrusion_h+pulley_elevation+teeth_elevation]) { | 167 | translate([0,0,protrusion_h+pulley_elevation+teeth_elevation]) { |
167 | difference() { | 168 | difference() { |
168 | union() { | 169 | union() { |
169 | hull() { | 170 | hull() { |
170 | place_idler() | 171 | place_idler() |
171 | cylinder(d=lsd,h=lever_thickness,center=true,$fn=60); | 172 | cylinder(d=lsd,h=lever_thickness,center=true,$fn=60); |
172 | translate([mount_d/2,0,0]) | 173 | translate([mount_d/2,0,0]) |
173 | cylinder(d=lsd,h=lever_thickness,center=true,$fn=60); | 174 | cylinder(d=lsd,h=lever_thickness,center=true,$fn=60); |
174 | }//hull | 175 | }//hull |
175 | hull() { | 176 | hull() { |
176 | translate([mount_d/2,0,0]) | 177 | translate([mount_d/2,0,0]) |
177 | cylinder(d=lsd,h=lever_thickness,center=true,$fn=60); | 178 | cylinder(d=lsd,h=lever_thickness,center=true,$fn=60); |
178 | translate([mount_d/2,-longwing,0]) rotate([0,90,0]) | 179 | translate([mount_d/2,-longwing,0]) rotate([0,90,0]) |
179 | cylinder(d=lever_thickness,h=lsd,center=true,$fn=60); | 180 | cylinder(d=lever_thickness,h=lsd,center=true,$fn=60); |
180 | }//hull | 181 | }//hull |
181 | }//union | 182 | }//union |
182 | 183 | ||
183 | // filament path | 184 | // filament path |
184 | place_idler() | 185 | place_idler() |
185 | translate([-idler_d/2-idler_filament_offset,0,0]) | 186 | translate([-idler_d/2-idler_filament_offset,0,0]) |
186 | rotate([90,0,0]) { | 187 | rotate([90,0,0]) { |
187 | mirror([0,1,0]) | 188 | mirror([0,1,0]) |
188 | teardrop(d=filament_path_d,h=3*gearbox_d,center=true); | 189 | teardrop(d=filament_path_d,h=3*gearbox_d,center=true); |
189 | translate([0,0, | 190 | translate([0,0, |
190 | sqrt(2)*(mount_d-pulley_d+lsd)/2 | 191 | sqrt(2)*(mount_d-pulley_d+lsd)/2 |
191 | ]) { | 192 | ]) { |
192 | cylinder(d1=filament_path_d,d2=2*filament_path_d, | 193 | cylinder(d1=filament_path_d,d2=2*filament_path_d, |
193 | h=filament_path_d,$fn=2*filament_path_d*fnd); | 194 | h=filament_path_d,$fn=2*filament_path_d*fnd); |
194 | translate([0,0,filament_path_d-epsilon]) | 195 | translate([0,0,filament_path_d-epsilon]) |
195 | cylinder(d=2*filament_path_d,h=lsd*sqrt(2),$fn=2*filament_path_d*fnd); | 196 | cylinder(d=2*filament_path_d,h=lsd*sqrt(2),$fn=2*filament_path_d*fnd); |
196 | }//translate | 197 | }//translate |
197 | }//rotate translate place_idler | 198 | }//rotate translate place_idler |
198 | 199 | ||
199 | // idler space and mounting hole | 200 | // idler space and mounting hole |
200 | place_idler() { | 201 | place_idler() { |
201 | cylinder(d=idler_d+idler_clearance*2,h=idler_h+idler_v_tolerance,center=true,$fn=60); | 202 | cylinder(d=idler_d+idler_clearance*2,h=idler_h+idler_v_tolerance,center=true,$fn=60); |
202 | cylinder(d=idler_screw_d,h=lever_thickness+2,center=true,$fn=30); | 203 | cylinder(d=idler_screw_d,h=lever_thickness+2,center=true,$fn=30); |
203 | translate([0,0,lever_thickness/2-idler_screwhead_h]) | 204 | translate([0,0,lever_thickness/2-idler_screwhead_h]) |
204 | cylinder(d=idler_screwhead_d,h=idler_screwhead_h+1,$fn=fnd*idler_screwhead_d); | 205 | cylinder(d=idler_screwhead_d,h=idler_screwhead_h+1,$fn=fnd*idler_screwhead_d); |
205 | } | 206 | } |
206 | // mounting screw hole | 207 | // mounting screw hole |
207 | translate([mount_d/2,0,0]) | 208 | translate([mount_d/2,0,0]) |
208 | cylinder(d=mount_screw_d+mount_screw_d_tolerance,h=lever_thickness+2,center=true,$fn=fnd*mount_screw_d); | 209 | cylinder(d=mount_screw_d+mount_screw_d_tolerance,h=lever_thickness+2,center=true,$fn=fnd*mount_screw_d); |
209 | 210 | ||
210 | // lever end | 211 | // lever end |
211 | translate([mount_d/2,0,0]) rotate([0,90,0]) { | 212 | translate([mount_d/2,0,0]) rotate([0,90,0]) { |
212 | translate([0,-longwing,lsd/2]) finger_indent(d=lever_thickness-1,r=15); | 213 | translate([0,-longwing,lsd/2]) finger_indent(d=lever_thickness-1,r=15); |
213 | translate([0,-longwing,0]) | 214 | translate([0,-longwing,0]) |
214 | mirror([0,0,1]) | 215 | mirror([0,0,1]) |
215 | difference() { | 216 | difference() { |
216 | cylinder(d=spring_d+spring_d_clearance,h=lsd,$fn=fnd*(spring_d+spring_d_clearance)); | 217 | cylinder(d=spring_d+spring_d_clearance,h=lsd,$fn=fnd*(spring_d+spring_d_clearance)); |
217 | sphere(d=spring_d*3/4,$fn=fnd*spring_d*3/4); | 218 | sphere(d=spring_d*3/4,$fn=fnd*spring_d*3/4); |
218 | } | 219 | } |
219 | }//rotate-translate | 220 | }//rotate-translate |
220 | }//difference | 221 | }//difference |
221 | // bridging patch | 222 | // bridging patch |
222 | if(bridges) place_idler() | 223 | if(bridges) place_idler() |
223 | translate([0,0,lever_thickness/2-mount_screwhead_h]) | 224 | translate([0,0,lever_thickness/2-mount_screwhead_h]) |
224 | mirror([0,0,1]) | 225 | mirror([0,0,1]) |
225 | cylinder(d=mount_screwhead_d,h=layer_height); | 226 | cylinder(d=mount_screwhead_d,h=layer_height); |
226 | }//translate | 227 | }//translate |
227 | }//lever module | 228 | }//lever module |
228 | 229 | ||
229 | module body() { | 230 | module body() { |
230 | difference() { | 231 | difference() { |
231 | union() { | 232 | union() { |
232 | cylinder(d=gearbox_d,h=body_h,$fn=fnd*gearbox_d); | 233 | cylinder(d=gearbox_d,h=body_h,$fn=fnd*gearbox_d); |
233 | // spring tensioner part | 234 | // spring tensioner part |
234 | translate([-gearbox_d/2,0,0]) hull() { | 235 | translate([-gearbox_d/2,0,0]) hull() { |
235 | translate([0,-longwing,ls_z]) | 236 | translate([0,-longwing,ls_z]) |
236 | rotate([0,90,0]) | 237 | rotate([0,90,0]) |
237 | cylinder(d=lever_thickness,h=fsw,$fn=fnd*lever_thickness); | 238 | cylinder(d=lever_thickness,h=fsw,$fn=fnd*lever_thickness); |
238 | hh=body_h-ls_z; | 239 | hh=body_h-ls_z; |
239 | translate([0,0,ls_z]) | 240 | translate([0,0,ls_z]) |
240 | mirror([0,1,0]) cube(size=[fsw,longwing+(st_thinshell+st_split_w_tolerance)/2+st_thickshell,body_h-ls_z]); | 241 | mirror([0,1,0]) cube(size=[fsw,longwing+(st_split_w+st_split_w_tolerance)/2+st_thickshell,body_h-ls_z]); |
241 | hhh=ls_z; | 242 | hhh=ls_z; |
242 | translate([0,0,0]) | 243 | translate([0,0,0]) |
243 | mirror([0,1,0]) cube(size=[fsw,longwing-hhh+lever_thickness/sqrt(2),hhh+lever_thickness/2]); | 244 | mirror([0,1,0]) cube(size=[fsw,longwing-hhh+lever_thickness/sqrt(2),hhh+lever_thickness/2]); |
244 | }//hull translate | 245 | }//hull translate |
245 | 246 | ||
246 | // pushfit bracket | 247 | // pushfit bracket |
247 | translate([0,0,filament_elevation]) | 248 | translate([0,0,filament_elevation]) |
248 | rotate([0,0,45]) translate([pulley_d/2+filament_offset,0,0]) | 249 | rotate([0,0,45]) translate([pulley_d/2+filament_offset,0,0]) |
249 | rotate([-90,0,0]) | 250 | rotate([-90,0,0]) |
250 | translate([0,0,mount_d/sqrt(2)/2+mount_screw_d-gearbox_d/2/*TODO:*/]) { | 251 | translate([0,0,mount_d/sqrt(2)/2+mount_screw_d-gearbox_d/2/*TODO:*/]) { |
251 | pfbl = pf_h(pf)+gearbox_d/2; //TODO: | 252 | pfbl = pf_h(pf)+gearbox_d/2; //TODO: |
252 | if(pf_smooth) { | 253 | if(pf_smooth) { |
253 | pfbd = pf_d(pf)+2*pf_shell; | 254 | pfbd = pf_d(pf)+2*pf_shell; |
254 | hull() { | 255 | hull() { |
255 | cylinder(d=pfbd,h=pfbl,$fn=pfbd*fnd); | 256 | cylinder(d=pfbd,h=pfbl,$fn=pfbd*fnd); |
256 | translate([-epsilon/2,0,0]) { | 257 | translate([-epsilon/2,0,0]) { |
257 | cube(size=[epsilon,filament_elevation,pfbl-filament_elevation+pfbd/2]); | 258 | cube(size=[epsilon,filament_elevation,pfbl-filament_elevation+pfbd/2]); |
258 | mirror([0,1,0]) | 259 | mirror([0,1,0]) |
259 | cube(size=[epsilon,body_h-filament_elevation,pfbl-body_h+filament_elevation+pfbd/2]); | 260 | cube(size=[epsilon,body_h-filament_elevation,pfbl-body_h+filament_elevation+pfbd/2]); |
260 | }//translate | 261 | }//translate |
261 | }//hull | 262 | }//hull |
262 | }else{ | 263 | }else{ |
263 | pfb2a = pf_d(pf)+2*pf_shell; pfba = pfb2a/2; | 264 | pfb2a = pf_d(pf)+2*pf_shell; pfba = pfb2a/2; |
264 | pfbd = pfb2a/cos(30); | 265 | pfbd = pfb2a/cos(30); |
265 | pfbs = pfb2a*tan(30); | 266 | pfbs = pfb2a*tan(30); |
266 | cylinder(d=pfbd,h=pfbl,$fn=6); | 267 | cylinder(d=pfbd,h=pfbl,$fn=6); |
267 | translate([-pfbs/2,0,0]) { | 268 | translate([-pfbs/2,0,0]) { |
268 | hull() { | 269 | hull() { |
269 | translate([0,-pfba,0]) cube(size=[pfbs,pfb2a,pfbl]); | 270 | translate([0,-pfba,0]) cube(size=[pfbs,pfb2a,pfbl]); |
270 | cube(size=[pfbs,filament_elevation,pfbl-filament_elevation+pfba]); | 271 | cube(size=[pfbs,filament_elevation,pfbl-filament_elevation+pfba]); |
271 | mirror([0,1,0]) | 272 | mirror([0,1,0]) |
272 | cube(size=[pfbs,body_h-filament_elevation,pfbl-body_h+filament_elevation+pfba]); | 273 | cube(size=[pfbs,body_h-filament_elevation,pfbl-body_h+filament_elevation+pfba]); |
273 | }//hull | 274 | }//hull |
274 | }//translate*/ | 275 | }//translate*/ |
275 | }//if(pf_smooth) | 276 | }//if(pf_smooth) |
276 | }//translate rotate translate rotate translate | 277 | }//translate rotate translate rotate translate |
277 | }//union (first child of difference) | 278 | }//union (first child of difference) |
278 | 279 | ||
279 | // protrusion | 280 | // protrusion |
280 | translate([0,0,-1]) | 281 | translate([0,0,-1]) |
281 | cylinder(d=protrusion_d+protrusion_tolerance_h,h=protrusion_h+protrusion_tolerance_v+1,$fn=fnd*(protrusion_d+protrusion_tolerance_h)); | 282 | cylinder(d=protrusion_d+protrusion_tolerance_h,h=protrusion_h+protrusion_tolerance_v+1,$fn=fnd*(protrusion_d+protrusion_tolerance_h)); |
282 | // mount screw holes | 283 | // mount screw holes |
283 | for(zr=[0:90:359]) rotate([0,0,zr]) translate([mount_d/2,0,0]) { | 284 | for(zr=[0:90:359]) rotate([0,0,zr]) translate([mount_d/2,0,0]) { |
284 | translate([0,0,mount_screw_l-mount_depth-(bridges?layer_height:-epsilon)]) | 285 | translate([0,0,mount_screw_l-mount_depth-(bridges?layer_height:-epsilon)]) |
285 | mirror([0,0,1]) | 286 | mirror([0,0,1]) |
286 | cylinder(d=mount_screw_d+mount_screw_d_tolerance, | 287 | cylinder(d=mount_screw_d+mount_screw_d_tolerance, |
287 | h=mount_screw_l-mount_depth+1, | 288 | h=mount_screw_l-mount_depth+1, |
288 | $fn=fnd*(mount_screw_d+mount_screw_d_tolerance)); | 289 | $fn=fnd*(mount_screw_d+mount_screw_d_tolerance)); |
289 | translate([0,0,mount_screw_l-mount_depth]) | 290 | translate([0,0,mount_screw_l-mount_depth]) |
290 | cylinder(d=mount_screwhead_d,h=body_h+1,$fn=fnd*mount_screwhead_d); | 291 | cylinder(d=mount_screwhead_d,h=body_h+1,$fn=fnd*mount_screwhead_d); |
291 | }//for | 292 | }//for |
292 | // pushfit | 293 | // pushfit |
293 | pf_offset = mount_d/sqrt(2)/2+mount_screw_d; | 294 | pf_offset = mount_d/sqrt(2)/2+mount_screw_d; |
294 | translate([0,0,filament_elevation]) | 295 | translate([0,0,filament_elevation]) |
295 | rotate([0,0,45]) translate([pulley_d/2+filament_offset,0,0]) | 296 | rotate([0,0,45]) translate([pulley_d/2+filament_offset,0,0]) |
296 | rotate([-90,0,0]) | 297 | rotate([-90,0,0]) |
297 | translate([0,0,pf_offset]) | 298 | translate([0,0,pf_offset]) |
298 | rotate([0,0,180]) { | 299 | rotate([0,0,180]) { |
299 | pushfit(pf); | 300 | pushfit(pf); |
300 | mirror([0,0,1]) { | 301 | mirror([0,0,1]) { |
301 | fh = 1.5* (filament_guide_d-filament_path_d)/2; | 302 | fh = 1.5* (filament_guide_d-filament_path_d)/2; |
302 | fo = pf_offset -filament_path_d /*(idler_d+idler_clearance)/2*/-fh; | 303 | fo = pf_offset -filament_path_d /*(idler_d+idler_clearance)/2*/-fh; |
303 | translate([0,0,-1]) teardrop(d=filament_guide_d,h=fo/2,angle=225); | 304 | translate([0,0,-1]) teardrop(d=filament_guide_d,h=fo/2,angle=225); |
304 | translate([0,0,-1]) teardrop(d=filament_path_d,h=gearbox_d/2+1,angle=-225); | 305 | translate([0,0,-1]) teardrop(d=filament_path_d,h=gearbox_d/2+1,angle=-225); |
305 | translate([0,0,fo+epsilon]) | 306 | translate([0,0,fo+epsilon]) |
306 | cylinder(d1=filament_path_d,d2=filament_guide_d,h=fh,$fn=fnd*filament_guide_d); | 307 | cylinder(d1=filament_path_d,d2=filament_guide_d,h=fh,$fn=fnd*filament_guide_d); |
307 | }//mirror | 308 | }//mirror |
308 | }//rotate translate rotate translate rotate translate | 309 | }//rotate translate rotate translate rotate translate |
309 | // pulley | 310 | // pulley |
310 | cylinder(d=pulley_d+pulley_small_d_clearance,h=body_h+1,$fn=fnd*(pulley_d+pulley_d_clearance)); | 311 | cylinder(d=pulley_d+pulley_small_d_clearance,h=body_h+1,$fn=fnd*(pulley_d+pulley_d_clearance)); |
311 | cylinder(d=pulley_d+pulley_d_clearance,ls_z-max(idler_h,filament_guide_d)/2,$fn=fnd*(pulley_d+pulley_d_clearance)); | 312 | cylinder(d=pulley_d+pulley_d_clearance,ls_z-max(idler_h,filament_guide_d)/2,$fn=fnd*(pulley_d+pulley_d_clearance)); |
312 | 313 | ||
313 | translate([0,0,ls_z-ls_h/2]) { | 314 | translate([0,0,ls_z-ls_h/2]) { |
314 | // idler travel | 315 | // idler travel |
315 | translate([mount_d/2,0,0]) | 316 | translate([mount_d/2,0,0]) |
316 | rotate([0,0,45]) | 317 | rotate([0,0,45]) |
317 | rotate_extrude(angle=90,$fn=fnr*(shortwing+(idler_d+idler_clearance)/2)) | 318 | rotate_extrude(angle=90,$fn=fnr*(shortwing+(idler_d+idler_clearance)/2)) |
318 | square([shortwing+(idler_d+idler_clearance)/2,ls_h]); | 319 | square([shortwing+(idler_d+idler_clearance)/2,ls_h]); |
319 | // idler itself | 320 | // idler itself |
320 | place_idler() | 321 | place_idler() |
321 | cylinder(d=idler_d+idler_clearance,h=ls_h,$fn=fnd*(idler_d+idler_clearance)); | 322 | cylinder(d=idler_d+idler_clearance,h=ls_h,$fn=fnd*(idler_d+idler_clearance)); |
322 | // lever space | 323 | // lever space |
323 | rotate([0,0,45]) | 324 | rotate([0,0,45]) |
324 | rotate_extrude(angle=-135+max(atan(2*fsw/gearbox_d-1),atan(gearbox_d/mount_d-1))) | 325 | rotate_extrude(angle=-135+max(atan(2*fsw/gearbox_d-1),atan(gearbox_d/mount_d-1))) |
325 | square([gearbox_d/2+1,ls_h]); | 326 | square([gearbox_d/2+1,ls_h]); |
326 | } | 327 | } |
327 | 328 | ||
328 | // back side cutout | 329 | // back side cutout |
329 | // XXX: this is somewhat ugly and potentially bugged, | 330 | // XXX: this is somewhat ugly and potentially bugged, |
330 | // but I want to sleep. | 331 | // but I want to sleep. |
331 | a0_ = atan( | 332 | a0_ = atan( |
332 | (mount_d/sqrt(2)/2+mount_screw_d+pf_h(pf)+gearbox_d/2) | 333 | (mount_d/sqrt(2)/2+mount_screw_d+pf_h(pf)+gearbox_d/2) |
333 | / | 334 | / |
334 | ( | 335 | ( |
335 | pulley_d/2+filament_offset- | 336 | pulley_d/2+filament_offset- |
336 | (pf_d(pf)+2*pf_shell)/2/cos(30) | 337 | (pf_d(pf)+2*pf_shell)/2/cos(30) |
337 | ) | 338 | ) |
338 | ); | 339 | ); |
339 | a0 = -135 + ( (a0_>0) ? a0_ : 180+a0_ ); | 340 | a0 = -135 + ( (a0_>0) ? a0_ : 180+a0_ ); |
340 | a1 = atan((longwing-lever_thickness/2)/(gearbox_d/2)); | 341 | a1 = atan((longwing-lever_thickness/2)/(gearbox_d/2)); |
341 | translate([0,0,ls_z]) difference() { | 342 | translate([0,0,ls_z]) difference() { |
342 | rotate([0,0,-180+a0]) | 343 | rotate([0,0,-180+a0]) |
343 | rotate_extrude(angle=a1-a0) | 344 | rotate_extrude(angle=a1-a0) |
344 | translate([0,-ls_h/2]) | 345 | translate([0,-ls_h/2]) |
345 | square([sqrt(pow(gearbox_d/2,2)+pow(longwing-lever_thickness/2,2))+1, | 346 | square([sqrt(pow(gearbox_d/2,2)+pow(longwing-lever_thickness/2,2))+1, |
346 | ls_h]); | 347 | ls_h]); |
347 | translate([-mount_d/2,0,0]) | 348 | translate([-mount_d/2,0,0]) |
348 | cylinder(d=gearbox_d-mount_d,h=ls_h+2,center=true,$fn=fnd*(gearbox_d-mount_d)); | 349 | cylinder(d=gearbox_d-mount_d,h=ls_h+2,center=true,$fn=fnd*(gearbox_d-mount_d)); |
349 | }//difference translate | 350 | }//difference translate |
350 | 351 | ||
351 | // spring tensioner | 352 | // spring tensioner |
352 | translate([-gearbox_d/2,-longwing,ls_z]) rotate([0,-90,0]) { | 353 | translate([-gearbox_d/2,-longwing,ls_z]) rotate([0,-90,0]) { |
353 | mirror([0,0,1]) { | 354 | mirror([0,0,1]) { |
354 | translate([0,0,st_thickshell]) | 355 | translate([0,0,st_thickshell]) |
355 | hull() for(o=[0,spring_d]) translate([0,-o,0]) | 356 | hull() for(o=[0,spring_d]) translate([0,-o,0]) |
356 | rotate([0,0,30]) | 357 | rotate([0,0,30]) |
357 | cylinder(d=st_nut_d+st_nut_d_tolerance,h=st_nut_h+st_nut_h_tolerance,$fn=6); | 358 | cylinder(d=st_nut_d+st_nut_d_tolerance,h=st_nut_h+st_nut_h_tolerance,$fn=6); |
358 | translate([0,0,-1]) cylinder(d=st_screw_d+st_screw_d_tolerance,h=fsw+2,$fn=fnd*(st_screw_d+st_screw_d_tolerance)); | 359 | translate([0,0,-1]) cylinder(d=st_screw_d+st_screw_d_tolerance,h=fsw+2,$fn=fnd*(st_screw_d+st_screw_d_tolerance)); |
359 | bigd = spring_d+spring_d_clearance; | 360 | bigd = spring_d+spring_d_clearance; |
360 | hf = (bigd-st_screw_d-st_screw_d_tolerance)/2; | 361 | hf = (bigd-st_screw_d-st_screw_d_tolerance)/2; |
361 | translate([0,0,st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell-epsilon]) { | 362 | translate([0,0,st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell-epsilon]) { |
362 | cylinder(d1=st_screw_d+st_screw_d_tolerance,d2=bigd, | 363 | cylinder(d1=st_screw_d+st_screw_d_tolerance,d2=bigd, |
363 | h=hf+epsilon, $fn=fnd*bigd); | 364 | h=hf+epsilon, $fn=fnd*bigd); |
364 | translate([0,-(st_thinshell+st_split_w_tolerance)/2,0]) | 365 | translate([0,-(st_split_w+st_split_w_tolerance)/2,0]) |
365 | cube(size=[body_h-ls_z+1,st_thinshell+st_split_w_tolerance,fsw+1]); | 366 | cube(size=[body_h-ls_z+1,st_split_w+st_split_w_tolerance,fsw+1]); |
366 | }//translate | 367 | }//translate |
367 | translate([0,0,st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell+hf-epsilon]) | 368 | translate([0,0,st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell+hf-epsilon]) |
368 | cylinder(d=bigd,h=fsw+1,$fn=fnd*bigd); | 369 | cylinder(d=bigd,h=fsw+1,$fn=fnd*bigd); |
369 | }//mirror | 370 | }//mirror |
370 | }//translate | 371 | }//translate |
371 | 372 | ||
372 | // label | 373 | // label |
373 | label_thickness = 2*layer_height; | 374 | label_thickness = 2*layer_height; |
374 | label_len = len(label); | 375 | label_len = len(label); |
375 | labelspace = [gearbox_d/2-mount_screwhead_d/2-min_xy_shell,longwing-(mount_screwhead_d-st_thinshell-st_split_w_tolerance)/2-2*min_xy_shell-mount_d/2]; | 376 | if(label_len) { |
376 | translate([0,0,body_h-label_thickness]) | 377 | labelspace = [gearbox_d/2-mount_screwhead_d/2-min_xy_shell,longwing-(mount_screwhead_d-st_split_w-st_split_w_tolerance)/2-2*min_xy_shell]; |
377 | linear_extrude(height=label_thickness+epsilon,convexity=64) | 378 | translate([0,0,body_h-label_thickness]) |
378 | translate([-mount_screwhead_d/2-min_xy_shell-labelspace.x/2,-longwing+(st_thinshell+st_split_w_tolerance)/2+min_xy_shell+labelspace.y/2]) | 379 | linear_extrude(height=label_thickness+epsilon,convexity=64) |
379 | mirror([left?0:1,0]) | 380 | translate([-mount_screwhead_d/2-min_xy_shell-labelspace.x/2,-longwing+(st_split_w+st_split_w_tolerance)/2+min_xy_shell+labelspace.y/2]) |
380 | text(text=label,size=labelspace.x/label_len,halign="center",valign="center",font="Arial Black"); | 381 | mirror([left?0:1,0]) |
382 | text(text=label,size=labelspace.x/label_len,halign="center",valign="center",font="Arial Black"); | ||
383 | }//if(label_len) | ||
381 | 384 | ||
382 | }//difference | 385 | }//difference |
383 | 386 | ||
384 | }//body module | 387 | }//body module |
385 | 388 | ||
386 | module springpad() { | 389 | module springpad() { |
387 | smalld=st_screw_d+st_screw_d_tolerance+min_xy_shell; | 390 | smalld=st_screw_d+st_screw_d_tolerance+min_xy_shell; |
388 | bigd = spring_d+spring_d_clearance/2; | 391 | bigd = spring_d+spring_d_clearance/2; |
389 | hf = (bigd-smalld)/2; | 392 | hf = (bigd-smalld)/2; |
390 | h = hf*3.5; | 393 | h = hf*3.5; |
391 | translate([-gearbox_d/2+st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell+1,-longwing,filament_elevation]) | 394 | translate([-gearbox_d/2+st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell+1,-longwing,filament_elevation]) |
392 | rotate([0,90,0]) difference() { | 395 | rotate([0,90,0]) difference() { |
393 | union() { | 396 | union() { |
394 | cylinder(d1=smalld,d2=bigd,h=hf,$fn=fnd*bigd); | 397 | cylinder(d1=smalld,d2=bigd,h=hf,$fn=fnd*bigd); |
395 | translate([0,0,hf-epsilon]) | 398 | translate([0,0,hf-epsilon]) |
396 | cylinder(d=bigd,h=h-hf,$fn=fnd*bigd); | 399 | cylinder(d=bigd,h=h-hf,$fn=fnd*bigd); |
397 | translate([0,0,h]) | 400 | translate([0,0,h]) |
398 | sphere(d=spring_d*3/4,$fn=fnd*spring_d*3/4); | 401 | sphere(d=spring_d*3/4,$fn=fnd*spring_d*3/4); |
399 | l = body_h-ls_z; | 402 | l = body_h-ls_z; |
400 | w = st_thinshell; | 403 | w = st_split_w; |
401 | hull() translate([0,-st_thinshell/2,0]) mirror([1,0,0]) { | 404 | hull() translate([0,-st_split_w/2,0]) mirror([1,0,0]) { |
402 | translate([0,0,w]) | 405 | translate([0,0,w]) |
403 | cube(size=[l,st_thinshell,w]); | 406 | cube(size=[l,st_split_w,w]); |
404 | cube(size=[l-w,st_thinshell,2*w]); | 407 | cube(size=[l-w,st_split_w,2*w]); |
405 | } | 408 | } |
406 | } | 409 | } |
407 | translate([0,0,-epsilon]) | 410 | translate([0,0,-epsilon]) |
408 | cylinder(d=st_screw_d+st_screw_d_tolerance,h=2*hf+epsilon,$fn=fnd*(st_screw_d+st_screw_d_tolerance)); | 411 | cylinder(d=st_screw_d+st_screw_d_tolerance,h=2*hf+epsilon,$fn=fnd*(st_screw_d+st_screw_d_tolerance)); |
409 | } | 412 | } |
410 | } | 413 | } |
411 | 414 | ||
412 | module knob() { | 415 | module knob() { |
413 | ch = knob_indent_d/2; | 416 | ch = knob_indent_d/2; |
414 | translate([0,0,body_h+epsilon]) { | 417 | translate([0,0,body_h+epsilon]) { |
415 | mirror([0,0,1]) translate([0,0,-epsilon]) { | 418 | mirror([0,0,1]) translate([0,0,-epsilon]) { |
416 | difference() { | 419 | difference() { |
417 | cylinder(d=pulley_d,h=knob_bore_l,$fn=fnd*pulley_d); | 420 | cylinder(d=pulley_d,h=knob_bore_l,$fn=fnd*pulley_d); |
418 | translate([0,0,-1]) difference() { | 421 | translate([0,0,-1]) difference() { |
419 | cylinder(d=bore_d+knob_bore_d_tolerance,h=knob_bore_l+2); | 422 | cylinder(d=bore_d+knob_bore_d_tolerance,h=knob_bore_l+2); |
420 | translate([-bore_d/2-1,bore_dd-bore_d/2+knob_bore_d_tolerance/2,-1]) | 423 | translate([-bore_d/2-1,bore_dd-bore_d/2+knob_bore_d_tolerance/2,-1]) |
421 | cube([bore_d+2,bore_d/2,knob_bore_l+4]); | 424 | cube([bore_d+2,bore_d/2,knob_bore_l+4]); |
422 | } | 425 | } |
423 | } | 426 | } |
424 | } | 427 | } |
425 | difference() { | 428 | difference() { |
426 | union() { | 429 | union() { |
427 | cylinder(d1=gearbox_d-2*ch,d2=gearbox_d,h=ch+epsilon,$fn=fnd*gearbox_d); | 430 | cylinder(d1=gearbox_d-2*ch,d2=gearbox_d,h=ch+epsilon,$fn=fnd*gearbox_d); |
428 | translate([0,0,ch]) | 431 | translate([0,0,ch]) |
429 | cylinder(d=gearbox_d,h=knob_h-2*ch+epsilon,$fn=fnd*gearbox_d); | 432 | cylinder(d=gearbox_d,h=knob_h-2*ch+epsilon,$fn=fnd*gearbox_d); |
430 | translate([0,0,knob_h-ch]) | 433 | translate([0,0,knob_h-ch]) |
431 | cylinder(d1=gearbox_d,d2=gearbox_d-2*ch,h=ch,$fn=fnd*gearbox_d); | 434 | cylinder(d1=gearbox_d,d2=gearbox_d-2*ch,h=ch,$fn=fnd*gearbox_d); |
432 | } | 435 | } |
433 | for(a=[0:360/knob_indents:359]) rotate([0,0,a]) | 436 | for(a=[0:360/knob_indents:359]) rotate([0,0,a]) |
434 | translate([0,gearbox_d/2,-1]) | 437 | translate([0,gearbox_d/2,-1]) |
435 | cylinder(d=knob_indent_d,h=knob_h+2,$fn=fnd*knob_indent_d); | 438 | cylinder(d=knob_indent_d,h=knob_h+2,$fn=fnd*knob_indent_d); |
436 | } | 439 | } |
437 | } | 440 | } |
438 | }//knob module | 441 | }//knob module |
439 | 442 | ||
440 | module debug() { | 443 | module debug() { |
441 | difference() { | 444 | difference() { |
442 | children(); | 445 | children(); |
443 | if(debug) { | 446 | if(debug) { |
444 | // spring tensioner debug cutout | 447 | // spring tensioner debug cutout |
445 | translate([-gearbox_d/2,-longwing,ls_z]) rotate([0,-90,0]) | 448 | translate([-gearbox_d/2,-longwing,ls_z]) rotate([0,-90,0]) |
446 | translate([0,-lever_thickness/2-1,-gearbox_d]) | 449 | translate([0,-lever_thickness/2-1,-gearbox_d]) |
447 | cube(size=[body_h/2+1,lever_thickness/2+1,gearbox_d+2]); | 450 | cube(size=[body_h/2+1,lever_thickness/2+1,gearbox_d+2]); |
448 | // lever axis debug cutout | 451 | // lever axis debug cutout |
449 | translate([mount_d/2,0,-1]) | 452 | translate([mount_d/2,0,-1]) |
450 | rotate([0,0,-45]) | 453 | rotate([0,0,-45]) |
451 | cube(size=[gearbox_d-mount_d,gearbox_d-mount_d,body_h+knob_h+2]); | 454 | cube(size=[gearbox_d-mount_d,gearbox_d-mount_d,body_h+knob_h+2]); |
452 | // idler debug cutout | 455 | // idler debug cutout |
453 | translate([0,0,ls_z]) | 456 | translate([0,0,ls_z]) |
454 | place_idler() | 457 | place_idler() |
455 | rotate([0,0,-45]) | 458 | rotate([0,0,-45]) |
456 | translate([0,0,-lever_thickness/2-epsilon]) | 459 | translate([0,0,-lever_thickness/2-epsilon]) |
457 | cube(size=[(idler_d+idler_clearance)/2,(idler_d+idler_clearance)/2, | 460 | cube(size=[(idler_d+idler_clearance)/2,(idler_d+idler_clearance)/2, |
458 | lever_thickness+2*epsilon]); | 461 | lever_thickness+2*epsilon]); |
459 | // pushfit debug cutout | 462 | // pushfit debug cutout |
460 | place_idler() | 463 | place_idler() |
461 | translate([-idler_d/2+filament_offset,0,ls_z]) | 464 | translate([-idler_d/2+filament_offset,0,ls_z]) |
462 | cube(size=[gearbox_d/2,gearbox_d/2+pf_h(pf),body_h-ls_z+1]); | 465 | cube(size=[gearbox_d/2,gearbox_d/2+pf_h(pf),body_h-ls_z+1]); |
463 | }//if debug | 466 | }//if debug |
464 | }//difference | 467 | }//difference |
465 | } | 468 | } |
466 | 469 | ||
467 | mirrorleft() | 470 | mirrorleft() |
468 | debug() | 471 | debug() |
469 | if(what=="lever") color("green",0.7) lever(); | 472 | if(what=="lever") color("green",0.7) lever(); |
470 | else if(what=="body") color("yellow",0.7) body(); | 473 | else if(what=="body") color("yellow",0.7) body(); |
471 | else if(what=="knob") color("red",0.7) knob(); | 474 | else if(what=="knob") color("red",0.7) knob(); |
472 | else if(what=="springpad") color("blue",0.7) springpad(); | 475 | else if(what=="springpad") color("blue",0.7) springpad(); |
473 | else if(what=="both") { | 476 | else if(what=="both") { |
474 | color("green",0.7) lever(); | 477 | color("green",0.7) lever(); |
475 | color("yellow",0.7) body(); | 478 | color("yellow",0.7) body(); |
476 | }else{ | 479 | }else{ |
477 | color("green",0.7) lever(); | 480 | color("green",0.7) lever(); |
478 | color("yellow",0.7) body(); | 481 | color("yellow",0.7) body(); |
479 | color("red",0.7) knob(); | 482 | color("red",0.7) knob(); |
480 | color("blue",0.7) springpad(); | 483 | color("blue",0.7) springpad(); |
481 | } | 484 | } |
482 | } | 485 | } |
483 | 486 | ||
484 | the_extruder(what="*",left=false,debug=true); | 487 | the_extruder(what="*",left=false,debug=true); |