fairphone-case: wip lanyard, wip cutout

[reprap-play.git] / fairphone-case.scad

diff --git a/fairphone-case.scad b/fairphone-case.scad
index b138ba922ec71b076449e272df244c751239a0bc..50396258081ced9d3ea2224aa6363c6ae113714c 100644 (file)
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -118,6 +118,7 @@
 //  this case will meet your needs.
 
 include <utils.scad>
+include <funcs.scad>
 
 phone = [ 75.0, 145.0 ];
 
@@ -167,6 +168,8 @@ noisecancelmic_dia = 4.00;
 //fingerpushhole_dias = [ 15, 18 ];
 fingerpushhole_dias = [];
 
+lanyard_half_dia = 1.15;
+
 rearspeaker_pos_bl = [ 12.64, 18.72 ];
 rearspeaker_size   = [  3.76,  7.36 ];
 
@@ -176,7 +179,7 @@ microusb_width = 16.12 + 1.25;
 
 case_th_bottom = 2.5;
 case_th_lid = 3.0;
-case_th_side = 2.0;
+case_th_side = 2.3;
 case_th_lip = 1.2;
 
 lid_screen_gap_extra = .66;
@@ -205,7 +208,7 @@ lid_gap_x = 0.25;
 lid_gap_z = 0.25;
 lid_lip = 1.75;
 lid_edgepart_width = 5.0;
-lid_buttoncover_thick = 1.0;
+lid_buttoncover_thick = 1.3;
 
 catch_slop = 0.50;
 
@@ -259,6 +262,8 @@ catch_height = 0.35;
 catch_finger_height = 1.5;
 catch_finger_depth = 2.5;
 
+catch_topcurve_r = 5.0;
+
 prop_recess_under = 0.50;
 prop_recess_slop = 0.200; // each side
 prop_end_dia = 0.5;
@@ -441,6 +446,11 @@ cppQ = [ cppR[0],
         cppV[1] - (catch_finger_height - cp_rQ) ];
 cppF = [ cppV[0] + catch_finger_depth, cppC[1] ];
 
+// lanyard
+
+ly_r = lanyard_half_dia / 2;
+ly_rc = ly_r * 2;
+
 // prop recess in case
 
 prop_x_pos = phone_width/2;
@@ -516,6 +526,69 @@ module EdgeProfile(){
   }
 }
 
+module LanyardLanyardProfile(entry=false){
+  hull(){
+    for (xs=[-1,+1] * (entry ? 2 : 1))
+      translate(xs * 0.5 * lanyard_half_dia * [1,0])
+       circle(r= lanyard_half_dia/2);
+  }
+}
+
+module LanyardCurveChannelProfile(){
+  translate([0, -ly_r])
+    LanyardLanyardProfile();
+}  
+
+module LanyardEntryChannelProfile(){
+  LanyardLanyardProfile(true);
+}  
+
+module LanyardMainChannelProfile(){
+  LanyardCurveChannelProfile();
+  difference(){
+    square(center=true, ly_r * [6, 2]);
+    for (xs=[-1,+1])
+      translate(ly_r * [3 * xs, -1])
+       circle(r = ly_r);
+  }
+}
+
+module LanyardEntry(){
+  q_z = -(ly_rc + ly_r);
+  d_x = -ly_rc;
+
+  translate([d_x, 0, q_z]) {
+    intersection(){
+      rotate([90,0,0])
+       rotate_extrude(convexity=10)
+       rotate(90)
+       translate([0, -q_z])
+       LanyardCurveChannelProfile();
+      translate([0,-10,0])
+       cube([20,20,20]);
+    }
+  }
+
+  mirror([0,0,1])
+    translate([0,0,-1])
+    linear_extrude(height=20)
+    rotate(-90)
+    LanyardEntryChannelProfile();
+}
+
+module LanyardCutout(l){
+  rotate([0,-90,0])
+    linear_extrude(height=l)
+    rotate(-90)
+    LanyardMainChannelProfile();
+
+  for (ee=[0,1]){
+    translate(ee * l * [-1,0])
+      mirror([ee,0,0])
+      LanyardEntry();
+  }
+}
+
 module LidEdgeProfile(){
   polygon([ lpp10,
            lpp11,
@@ -849,11 +922,28 @@ module HingePortion(x0,x1){
     children();
 }
 
-module CatchPortion(width){
-  translate([phone_width/2, 0,0])
-    rotate([90,0,-90])
-    linextr(-width/2, width/2)
-    children(0);
+module CatchPortion(xwidth, ztop){
+  width = catch_width + xwidth;
+  w = width + catch_topcurve_r*2 + 1;
+  translate([phone_width/2, 0,0]){
+    difference(){
+      rotate([90,0,-90])
+       linextr(-w/2, w/2)
+       children(0);
+      translate([0, 50, 0])
+       rotate([90,0,0])
+       linear_extrude(height=100){
+       for (m=[0,1]) mirror([m,0,0]) {
+         hull(){
+           translate([w/2, ztop - catch_topcurve_r])
+             circle(catch_topcurve_r);
+           translate([w/2, -50])
+             square(catch_topcurve_r*2, center=true);
+         }
+       }
+      }
+    }
+  }
 }
 
 module CaseBase(){
@@ -1054,7 +1144,7 @@ module Case(){ ////toplevel
     HingeScrews();
 
     // catch striker
-    CatchPortion(catch_width + catch_side_gap*2)
+    CatchPortion(catch_side_gap*2, epp4[1])
       CatchCutProfile();
 
     // prop recess
@@ -1121,7 +1211,7 @@ module Lid(){ ////toplevel
       }
 
       // catch
-      CatchPortion(catch_width)
+      CatchPortion(0, lpp12[1])
        CatchCatchProfile();
     }
     Struts(lpp10[0] + strut_min_at_end, lpp13[1], -case_th_lid);
@@ -1494,6 +1584,10 @@ module DemoFrame(){ ////toplevel
   %HingeLever();
 }
 
+module DemoLanyardCutout(){ ////toplevel
+  LanyardCutout(25);
+}
+
 module DemoHingedFrame(){ ///toplevel
   color("red") TestFrameCase();
   translate([0,0, -2*hp_k])
@@ -1518,6 +1612,20 @@ module DemoProfiles(){ ////toplevel
   %EdgeProfile();
   KeeperProfile();
   translate([0,0,-1]) color("black") KeeperProfile(1);
+  color("purple") translate(epp2i)
+    rotate(atan2vector(epp2i - epp1)) {
+    translate(lanyard_half_dia * 0.5 * [-3,-1])
+      LanyardLanyardProfile();
+    translate(lanyard_half_dia * 0.5 * [-3,+1])
+      translate([0,-1] * case_th_side)
+      LanyardLanyardProfile(true);
+  }
+
+  translate([0,20]) {
+    LanyardMainChannelProfile();
+    translate([0,0,1]) color("purple") LanyardCurveChannelProfile();
+    translate([0,0,-1]) color("red") LanyardEntryChannelProfile();
+  }
 
   translate([20,0]) {
     LidEdgeProfile();