poster-tube-lid: fix showing brace ends

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

diff --git a/poster-tube-lid.scad b/poster-tube-lid.scad
index ba3fc60ec41d6e444037b67593abf35c63fd36db..c5b1e8fc45e5cf84b2ff21838b97f31f0e873107 100644 (file)
--- a/poster-tube-lid.scad
+++ b/poster-tube-lid.scad
@@ -13,7 +13,7 @@ rivet_tall = 5.51 + 0.49;
 over_rivet_wall = 0.5;
 side_rivet_gap = 1.5;
 
-bayo_interf = 0.75;
+bayo_interf = 1.25;
 bayo_behind = 3.5;
 bayo_interf_width = 2.0;
 bayo_interf_slope = 0.75;
@@ -21,7 +21,7 @@ bayo_interf_slope = 0.75;
 oring_thick = 5.0;
 oring_bore = 62.0;
 
-oring_upper_embed_angle = 45;
+oring_upper_embed_angle = 80;
 oring_compress = 0.1; // proportion
 
 side_taper = 1.0;
@@ -34,6 +34,7 @@ bayo_slice_size = 1;
 
 brace_hole_width = 1.0;
 brace_above_below = 1.2;
+brace_end_shorter = 0.3;
 
 jig_thick = 1.4;
 jig_hole_dia = 3.0;
@@ -83,7 +84,8 @@ bayo_l = bayo_m + bayo_interf * [ 1/bayo_interf_slope,  1 ];
 bayo_k = bayo_l + [ bayo_interf_width, 0 ];
 bayo_j = bayo_k + bayo_interf * [ 1/bayo_interf_slope, -1 ];
 bayo_i = bayo_j + [ rivet_width, 0 ];
-bayo_h = [ bayo_i[0], bayo_behind + rivet_thick + bayo_above_gap ];
+bayo_h = [ bayo_i[0], bayo_behind + rivet_thick
+                     + bayo_above_gap + bayo_interf ];
 bayo_g = [ bayo_m[0] - rivet_width, bayo_h[1] ];
 
 bayo_e = [-bayo_p[0], bayo_p[1]] - [rivet_entry_width,0];
@@ -135,6 +137,14 @@ module MainProfile(){
               ],
              convexity=10);
     }
+    translate([ oring_mid_dia/2 - main_dia/2, 0 ])
+      hull(){
+      translate([ 0, oring_y_rad ])
+       scale([ 1/oring_oblate, oring_oblate ])
+       circle(oring_thick/2);
+      translate([ 0, oring_y_rad*2 - oring_thick/2 ])
+       circle(oring_thick/2);
+    }
   }
 }
 
@@ -196,7 +206,8 @@ module Cover(){ ////toplevel
       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 ]);
+       cube(center=true, [ oring_bore - brace_end_shorter,
+                           brace_hole_width, height ]);
       }
     }
   }