X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=sleepphone-cable-box.scad;h=836f07d925da0734a71d62972d11af27b8397376;hp=b348d6bc741588c5560a34f2cb78c5bbd33c4689;hb=8e44d3d71d70e0525d2346b846ebb98db1598dd7;hpb=6c03da9b719495dc2d29d09566b9db5dffe2535c

diff --git a/sleepphone-cable-box.scad b/sleepphone-cable-box.scad
index b348d6b..836f07d 100644
--- a/sleepphone-cable-box.scad
+++ b/sleepphone-cable-box.scad
@@ -5,21 +5,25 @@ include <funcs.scad>
 wall = 0.75 * [1,1,1];
 wall_bot = 1.0;
 
-phone = [ 76.40 - 2.00, 30.96, 6.00 ]; // includes socket
+phone = [ 76.40, 30.96, 6.00 ]; // includes socket
 phone_button_z = 6.58;
 minwall = 0.50;
 
+expose = 4.00;
+
 cutout_dia = 7;
 cutout_between = 5;
 
 button_dz = 1.35;
-button_dz_centre = 1.35;
+button_dz_centre = 1.35 + 0.75;
 button_dz_outer  = 1.35;
 
 button_dy_outer = 28.42;
 button_dy_inner = 19.05;
 button_dy_centre = 5.65;
 
+nrbutton_brace_x = 37.5;
+
 phone_slop = 0.5 * [1,1,0]
            + 0.5 * [0,0,1];
 
@@ -30,14 +34,14 @@ led_dia = 4.4;
 plug_maxw = 10.95 + 0.35;
 plug_minw=   6.53 + 0.35;
 plug_sllen=  6.50;
-plug_totlen = 84.90 + 1.5; // to maxw, including phone
+plug_totlen = 84.90 + 1.5 - 2.0; // to maxw, including phone
 
 plug_h = 6.5;
 plug_tooth_h = 0.5;
 plug_tooth_dy = 0.5;
 
 keeper_prong = 2;
-keeper_stalk_basewidth = 6;
+keeper_stalk_basewidth = 12;
 keeper_stalk_len = 70;
 keeper_stalk_gap = 1;
 keeper_stalk_thick = wall_bot;
@@ -93,9 +97,52 @@ module MainProfile(){
   }
 }
 
+module BraceProfileInitial(){
+  p = phone + phone_slop;
+  pbo = p[2] + button_dz_outer;
+  pbc = p[2] + button_dz_centre;
+  polygon([[ button_dy_outer/2 + 0.2,  p[2]           ],
+	   [ button_dy_outer/2 + 0.2,  pbo  + wall[2] ],
+	   [ button_dy_outer/2      ,  pbo  + wall[2] ],
+	   [ button_dy_outer/2      ,  p[2]           ],
+	   ]);
+}  
+
+module BraceProfileFinal(){
+  p = phone + phone_slop;
+  pbo = p[2] + button_dz_outer;
+  pbc = p[2] + button_dz_centre;
+  polygon([[ -1,                       p[2]           ],
+	   [ -1,                       pbc  + wall[2] ],
+	   [ 0,                        pbc  + wall[2] ],
+	   [ 0,                        p[2]           ]
+	   ]);
+}  
+
+module Brace(){
+  for (m=[0,1]) mirror([0,m,0]) {
+      hull(){
+	for (e=[0,1]) {
+	  translate([ nrbutton_brace_x + e * phone[1]/2,
+		      0, 0 ]){
+	    rotate([ 90,0,90 ]){
+	      linear_extrude(height= (e==0 ? wall[0] : 0.1)){
+		hull(){
+		  BraceProfileInitial();
+		  if (e==0) BraceProfileFinal();
+	      }
+	      }
+	    }
+	  }
+	}
+      }
+    }
+}
+
 module BoxMain(){
   rotate([0,0,90]) rotate([90,0,0]) {
-    linear_extrude(height = phone[0] + wall[0], convexity=20)
+    translate([0,0, expose])
+      linear_extrude(height = phone[0] + wall[0] - expose, convexity=20)
       MainProfile();
     translate([0,0, phone[0]])
       linear_extrude(height = wall[0], convexity=20)
@@ -142,7 +189,10 @@ module Box(){
   sidewall_cutout_z = phone[2] + phone_slop[2] + button_dz_outer;
 
   difference(){
-    BoxMain();
+    union(){
+      BoxMain();
+      Brace();
+    }
 
     translate([ led[0], phone[1]/2 - led[1], 1 ])
       rotate([0,0, 360/8/2])
@@ -158,7 +208,7 @@ module Box(){
 		  -10 ])
 	cylinder( r= cutout_dia/2, h = 50, $fn = 20 );
 
-      translate([0, ys*phone[1]/2, sidewall_cutout_z/2])
+      translate([expose, ys*phone[1]/2, sidewall_cutout_z/2])
 	rotate([90,0,0])
 	translate([0,0,-3])
 	cylinder( r= sidewall_cutout_z/2 - 0.1, h=6 , $fn=20 );
@@ -191,5 +241,8 @@ module BoxPrint(){
 
 //MainProfileInnerHalf();
 //MainProfile();
+//translate([0,0,1]) color("black") BraceProfileInitial();
+//translate([0,0,1]) color("black") BraceProfileFinal();
+//Brace();
 //Box();
 BoxPrint();