X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=fairphone-case.scad;h=f2352316e3dcae6783ec837d71d6e2edc4912372;hb=2e25482dba1d814c556ec9dd0aff575b53f32f11;hp=5df180bf1efc96ea346c6491ccb69db9b15c6313;hpb=c2f1c867edb4dbeae5775faafde63e3a1c015ffd;p=reprap-play.git

diff --git a/fairphone-case.scad b/fairphone-case.scad
index 5df180b..f235231 100644
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -2,7 +2,7 @@
 
 phone = [ 75.0, 145.0 ];
 
-bumper = [ 0.250, 0.250 ];
+bumper = [ 0.250, -0.025 ];
 // ^ One side.  Overall size is increased by twice this.
 // If no bumpers, is the gap around the phone.
 
@@ -24,6 +24,8 @@ jack_dia = 9.1 + .5; // some jack I had lying around
 noisecancelmic_pos = [ 19.54, 7.37 ];   // from rhs
 noisecancelmic_dia = 1.75;
 
+fingerpushhole_dias = [ 14, 17 ];
+
 rearspeaker_pos_bl = [ 14.92, 18.72 ];
 rearspeaker_size   = [  3.76,  7.36 ];
 
@@ -54,6 +56,12 @@ lid_gap_x = 0.25;
 lid_gap_z = 0.25;
 lid_lip = 1.75;
 
+foldover_gap = 0.50;
+foldover_hinger_gap = 0.50;
+
+hingescrew_nut_dia = 4.72 + 0.50; // washer, actually
+hinger_th = 2;
+
 $fa = 5;
 $fs = 0.1;
 
@@ -118,6 +126,19 @@ bppL = lpp10 + [5,0];
 bppK = [ bppL[0], bppN[1] ];
 bppJ = [ bppN[0], bppL[1] ];
 
+// hinge plan
+hp_rn = hingescrew_nut_dia;
+hp_r2 = hp_rn + hinger_th;
+
+hppU = lpp13;
+hppS = epp2o[1] + [0,-1] * case_th_bottom;
+hp_k = 0.5 * (hppU[1] - hppS[1] + foldover_gap);
+
+hppM = [ epp4[0] - foldover_hinger_gap - hp_r2,
+	 0.5 * (hppU + hppS)[1] ];
+hppT = hppM + 0.5 * [0,+1] * hp_k;
+hppB = hppM + 0.5 * [0,-1] * hp_k;
+
 module rectfromto(a,b) {
   ab = b - a;
   translate([min(a[0], b[0]), min(a[1], b[1])])
@@ -332,13 +353,25 @@ module Struts(x_start, z_min, th){
   }
 }
 
-module RearSpeakerAperture(){
-  CaseBase_rhsflip([1]) CaseBase_botflip([1])
+module OrdinaryRearAperture(rhs,bot, pos){
+  CaseBase_rhsflip(rhs) CaseBase_botflip(bot)
     linextr(-20, 20)
     mirror([0,1])
-    translate(rearspeaker_pos_bl + bumper)
+    translate(pos + bumper)
+    children();
+}
+
+module OrdinaryRearApertures(){
+  // rear speaker
+  OrdinaryRearAperture(1,1, rearspeaker_pos_bl)
     rectfromto(-rearspeaker_gap,
 	       rearspeaker_size + rearspeaker_gap);
+
+  // finger hole to remove phone
+  OrdinaryRearAperture(1,0, [ fingerpushhole_dias[0]/2 + epp2i[0],
+			      phone[1]/2 ])
+    scale(fingerpushhole_dias)
+    circle(r= 0.5 );
 }
 
 module RearCameraAperture(){
@@ -416,7 +449,7 @@ module Case(){ ////toplevel
     CaseBase_rhsflip([1])
       CaseAperture(noisecancelmic_pos, noisecancelmic_dia, 20);
 
-    RearSpeakerAperture();
+    OrdinaryRearApertures();
   }
 }
 
@@ -444,11 +477,15 @@ module Lid(){ ////toplevel
   }
 }
 
+module TestSelectLength(){
+  translate([-30, -200, -20])
+    cube([30 + 15, 250, 40]);
+}
+
 module TestLength(){ ////toplevel
   intersection(){
     Case();
-    translate([-30, -200, -20])
-    cube([30 + 15, 250, 40]);
+    TestSelectLength();
   }
 }
 
@@ -481,13 +518,16 @@ module TestSelectRearAperture(){
 }
 
 module TestSelectCamera(){
-  TestSelectRearAperture()
-    RearCameraAperture();
+  minkowski(){
+    TestSelectRearAperture()
+      RearCameraAperture();
+    cube([0.1, 50, 0.1]);
+  }
 }
 
-module TestSelectRearSpeaker(){
+module TestSelectOrdinaryRearApertures(){
   TestSelectRearAperture()
-    RearSpeakerAperture();
+    OrdinaryRearApertures();
 }
 
 module TestCamera(){ ////toplevel
@@ -547,7 +587,7 @@ module TestFrameCase(){ ////toplevel
     union(){
       TestSelectFrame();
       TestSelectCamera();
-      TestSelectRearSpeaker();
+      TestSelectOrdinaryRearApertures();
     }
   }
 }