From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Tue, 11 Sep 2018 20:41:28 +0000 (+0100)
Subject: sleepphone-cable-box: add brace
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=85de4db34ca7970127bbf4e49e95156549a8408d;p=reprap-play.git

sleepphone-cable-box: add brace

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/sleepphone-cable-box.scad b/sleepphone-cable-box.scad
index e1f0182..040e50d 100644
--- a/sleepphone-cable-box.scad
+++ b/sleepphone-cable-box.scad
@@ -22,6 +22,8 @@ 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];
 
@@ -95,6 +97,48 @@ 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]) {
     translate([0,0, expose])
@@ -145,7 +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])
@@ -194,5 +241,8 @@ module BoxPrint(){
 
 //MainProfileInnerHalf();
 //MainProfile();
-//Box();
-BoxPrint();
+//translate([0,0,1]) color("black") BraceProfileInitial();
+//translate([0,0,1]) color("black") BraceProfileFinal();
+//Brace();
+Box();
+//BoxPrint();