rivet_width = 4.15 + 1.0;
rivet_tall = 5.51 + 0.49;
-over_rivet_gap = 1.0;
+over_rivet_wall = 0.5;
side_rivet_gap = 1.5;
bayo_interf = 0.75;
bayo_entry = bayo_behind/3;
+bayo_slice_size = 1;
+
+brace_hole_width = 1.0;
+brace_above_below = 1.2;
+
// calculated
bayo_entry_x = bayo_entry;
bayo_inramp_z = bayo_entry;
side_height = rivet_posn + bayo_behind + rivet_thick/2;
-side_thick = rivet_tall + over_rivet_gap;
+side_thick = rivet_tall + over_rivet_wall;
top_z = top_thick + seal_thick;
bayo_entry = bayo_behind / 3.0;
-bayo_top_z = bayo_behind + rivet_thick + over_rivet_gap;
+bayo_top_z = bayo_behind + rivet_thick + bayo_above_gap;
bayo_entry_ramp = bayo_entry + bayo_interf;
rivet_entry_width = rivet_width + side_rivet_gap;
$fs=0.5;
-$fa=5;
+$fa=1;
// bayonet definition
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 + over_rivet_gap ];
+bayo_h = [ bayo_i[0], bayo_behind + rivet_thick + bayo_above_gap ];
bayo_g = [ bayo_m[0] - rivet_width, bayo_h[1] ];
bayo_e = [-bayo_p[0], bayo_p[1]] - [rivet_entry_width,0];
]);
}
+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);
}
module ProfilesDemo(){
polygon(bayo_polygon);
}
+module Cover(){
+ difference(){
+ union(){
+ rotate_extrude()
+ 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 ]);
+ }
+ }
+ }
+}
+
//ProfilesDemo();
-BayonetCutout();
+//BayonetCutout();
+//MainProfile();
+Cover();