poster-tube-lid: toplevels, fix convexity

[reprap-play.git] / poster-tube-lid.scad

diff --git a/poster-tube-lid.scad b/poster-tube-lid.scad
index 8c53a57029912f94263669733793b771cd67b9bf..73eec6200265cf055fd0a7011c44bf80b2ebe00f 100644 (file)
--- a/poster-tube-lid.scad
+++ b/poster-tube-lid.scad
@@ -27,6 +27,16 @@ bayo_above_gap = 1.0;
 
 bayo_entry = bayo_behind/3;
 
+bayo_slice_size = 1;
+
+brace_hole_width = 1.0;
+brace_above_below = 1.2;
+
+jig_thick = 1.0;
+jig_hole_dia = 3.0;
+jig_rim = 5;
+jig_mark = 5;
+
 // calculated
 
 bayo_entry_x = bayo_entry;
@@ -45,8 +55,10 @@ bayo_entry_ramp = bayo_entry + bayo_interf;
 
 rivet_entry_width = rivet_width + side_rivet_gap;
 
+jig_mark_rad = jig_mark + main_dia/2 + jig_thick;
+
 $fs=0.5;
-$fa=5;
+$fa=1;
 
 // bayonet definition
 
@@ -107,17 +119,108 @@ module MainProfile(){
           [ 0,                     -(seal_recess[0] + seal_recess[1]) ],
           [ seal_recess[0],        -(seal_recess[0]) ],
           [ seal_recess[0],        seal_thick        ],
-          ]);
+          ],
+         convexity=10);
+}
+
+module RotateProjectSlice(offset, slice_size, nom_rad, real_rad){
+  // nom_rad > real_rad
+  rotate([0,0, atan2(offset, nom_rad) ]){
+    intersection(){
+      translate([-offset, -10, 0])
+       rotate([90,0,0])
+       linear_extrude(height= nom_rad*2)
+       children(0);
+      translate([0,0, -25])
+       cylinder(h=50, r= real_rad);
+      translate([0,0, -25])
+       linear_extrude(height= 50)
+       polygon([ [ 0,0 ],
+                 [ -slice_size, -real_rad*2 ],
+                 [ +slice_size, -real_rad*2 ] ]);
+    }
+  }
+}
+
+module RotateProject(x_min, x_max, slice_size, nom_rad, real_rad){
+  offs = [ for (i=[ x_min :
+                   slice_size :
+                   x_max + slice_size ]) i ];
+  echo (offs);
+  for (off=offs)
+    RotateProjectSlice(off, slice_size, nom_rad, real_rad)
+    children(0);
 }
 
 module BayonetCutout(){
-  polygon(bayo_polygon);
+  RotateProject(bayo_c[0], bayo_i[0], bayo_slice_size,
+               main_dia/2 + side_thick, 
+               main_dia/2 + rivet_tall)
+    polygon(bayo_polygon, convexity=10);
 }
 
 module ProfilesDemo(){
   translate([-20,0]) MainProfile();
-  polygon(bayo_polygon);
+  polygon(bayo_polygon, convexity=10);
+}
+
+module Cover(){ ////toplevel
+  render() difference(){
+    union(){
+      rotate_extrude(convexity=10)
+       translate([main_dia/2, 0])
+       MainProfile();
+      translate([0,0, seal_thick])
+       cylinder(h= top_thick, r = main_dia/2);
+    }
+    for (r=[0,180])
+      rotate([0,0, r])
+       translate([0,0, -side_height])
+       BayonetCutout();
+    for (r=[0 : 60 : 179]) {
+      rotate([0,0, r]) {
+       height = top_thick - brace_above_below*2;
+       translate([0,0, seal_thick + brace_above_below + height/2 ])
+       cube(center=true, [ main_dia, brace_hole_width, height ]);
+      }
+    }
+  }
+}
+
+module SavingHole(){
+  translate([0,0, -10])
+    cylinder(r= main_dia/2 - jig_rim, h=20);
+}
+
+module Jig(){ ////toplevel
+  difference(){
+    union(){
+      translate([0,0, -side_height]){
+       cylinder(r= main_dia/2 + jig_thick, h= side_height + jig_thick);
+      }
+      translate([-jig_mark_rad, 0, jig_thick - jig_mark])
+       cube([jig_mark_rad*2, jig_mark, jig_mark]);
+    }
+    translate([0,0, -side_height-1])
+      cylinder(r= main_dia/2, h= side_height + 1);
+    SavingHole();
+    translate([0,0, -rivet_posn])
+      rotate([90, 0,0])
+      translate([0,0, -100])
+      cylinder(r= jig_hole_dia/2, h = 200);
+  }
+}
+
+module CoverTest(){ ////toplevel
+  difference(){
+    Cover();
+    SavingHole();
+  }
 }
 
 //ProfilesDemo();
-BayonetCutout();
+//BayonetCutout();
+//MainProfile();
+//Cover();
+//Jig();
+//CoverTest();