X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=poster-tube-lid.scad;h=73eec6200265cf055fd0a7011c44bf80b2ebe00f;hb=592ab447dcaeb17bccefd78b29419b49ecca84bc;hp=eaa686d2c571b92811e5ad78e74614ff69ece82b;hpb=27a879e342a9e8fa0b6b261e5da33f982d6f1976;p=reprap-play.git

diff --git a/poster-tube-lid.scad b/poster-tube-lid.scad
index eaa686d..73eec62 100644
--- a/poster-tube-lid.scad
+++ b/poster-tube-lid.scad
@@ -29,6 +29,14 @@ 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;
@@ -47,6 +55,8 @@ 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=1;
 
@@ -109,7 +119,8 @@ 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){
@@ -145,13 +156,71 @@ module BayonetCutout(){
   RotateProject(bayo_c[0], bayo_i[0], bayo_slice_size,
 		main_dia/2 + side_thick, 
 		main_dia/2 + rivet_tall)
-    polygon(bayo_polygon);
+    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();