poster-tube-lid: align bayo outline

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

diff --git a/poster-tube-lid.scad b/poster-tube-lid.scad
index 4c72ad26d9c626a61ee057f07559e0e668d469f8..f581ead27408545f51f1adea502e79eab24e42cb 100644 (file)
--- a/poster-tube-lid.scad
+++ b/poster-tube-lid.scad
@@ -9,9 +9,9 @@ top_middle_dr = 11;
 
 main_cnr = 6.0;
 
-min_wall = 4;
+min_wall = 3;
 
-rivet_posn = 6.0;
+rivet_posn = 6.0 + 0.5;
 rivet_thick = 1.67;
 rivet_width = 4.15 + 1.0;
 rivet_tall = 5.51 + 1.49;
@@ -28,7 +28,7 @@ oring_thick = 5.0;
 oring_bore = 62.0;
 
 oring_upper_embed_angle = 80;
-oring_compress = 0.05; // proportion
+oring_compress = 0.1; // proportion
 
 oring_rm_beside = 8;
 oring_rm_scale = 2.0;
@@ -84,6 +84,7 @@ rivet_entry_width = rivet_width + side_rivet_gap;
 jig_mark_rad = jig_mark + main_dia/2 + jig_thick;
 
 handling_dia = oring_bore + oring_thick*2 + min_wall*2;
+handling_angle = 45;
 
 $fs= coarse ? 2.5 : 0.5;
 $fa= coarse ? 5 : 1;
@@ -206,26 +207,46 @@ module BayonetCutout(){
 
 module ProfilesDemo(){ ////toplevel
   translate([-10,0]) MainProfile();
-  translate([+10,0]) polygon(bayo_polygon, convexity=10);
+  translate([+10, -side_height]) polygon(bayo_polygon, convexity=10);
 }
 
 module LimitForHandling(){ ////toplevel
-  for (r=[0,180])
+  hull() for (r=[0,180])
     rotate([0,0,r]) {
-      
+      for (rs=[-1,+1]) {
+       for (xd=[0,1]) {
+         rotate([0,0, rs * handling_angle/2]) {
+           translate([rs * xd * main_dia/2 * tan(handling_angle/2),
+                      main_dia/2 + side_thick - main_cnr,
+                      top_z - main_cnr]) {
+             mirror([0,0,1])
+               cylinder(r= main_cnr, h=50);
+             sphere(main_cnr);
+           }
+         }
+       }
+      } 
     }
-  cylinder(r= handling_dia/2, h=20);
+  hull() rotate_extrude(){
+    translate([ handling_dia/2 - main_cnr, top_z - main_cnr ]) {
+      circle(r = main_cnr);
+      mirror([0,1]) square([ main_cnr, 50 ]);
+    }
+  }
+  //cylinder(r= handling_dia/2, h=20);
 }
 
 module Cover(){ ////toplevel
-  %LimitForHandling();
   render() difference(){
-    union(){
-      rotate_extrude(convexity=10)
-       translate([main_dia/2, 0])
-       MainProfile();
-      translate([0,0, middle_bot_z])
-       cylinder(h= top_thick_middle, r = main_dia/2 - top_middle_dr + 1);
+    intersection(){
+      union(){
+       rotate_extrude(convexity=10)
+         translate([main_dia/2, 0])
+         MainProfile();
+       translate([0,0, middle_bot_z])
+         cylinder(h= top_thick_middle, r = main_dia/2 - top_middle_dr + 1);
+      }
+      LimitForHandling();
     }
     for (r=[0,180]){
       rotate([0,0, r])