X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=fairphone-battery-case.scad;h=557271d3e98d329d9982c19b574658fe7599ada0;hb=6dba99d4594590c1af949fbd0379d366a05c2ca6;hp=4306e3d1b764bd1ddeaefc0b9ab73fea7c971af9;hpb=dac59d046b4618c680cdeee187942858e9efd20d;p=reprap-play.git

diff --git a/fairphone-battery-case.scad b/fairphone-battery-case.scad
index 4306e3d..557271d 100644
--- a/fairphone-battery-case.scad
+++ b/fairphone-battery-case.scad
@@ -1,9 +1,11 @@
 // -*- C -*-
 
+include <utils.scad>
+
 mainwall_th = 3.0;
 smallwall_th = 2.0;
 
-seal_th = 0.3 + 0.6 + 0.6; // total gap for seal etc.
+seal_th = 0.3 + 0.6 + 0.6 - 0.4 - 0.4 + 0.2; // total gap for seal etc.
 behind_recess = 1.5;
 
 recess_gap_end = 0.4;
@@ -18,6 +20,14 @@ battery_base_indent = 0.94 + 0.50;
 battery_base_indent_fromside_outside = 4;
 battery_base_indent_fromside_inside = 10;
 
+handle_height = 3.5;
+handle_inward = 10;
+handle_len = 5;
+
+pushhole_ell_sz = 4.75;
+pushhole_ell_th = 1.75;
+pushhole_circle_dia = 4.0;
+
 // for testing:
 //battery_len = 3;
 //battery_wdth = 15;
@@ -34,10 +44,15 @@ bpp3 = [ bpp2[0] + (bpp1 - bpp0)[1], bpp0[1] ];
 bpp4 = [ bpp3[0], bpp0[1] + mainwall_th ];
 lppC = bpp3 + [ 0, -recess_gap_end ];
 
+lppF = lppC + [ handle_height, 0 ];
+
 s0 = battery_wdth/2;
 s0i = s0 - battery_th/2;
 s1 = s0 + smallwall_th;
 
+l1 = s1 - handle_inward;
+l0 = l1 - handle_len;
+
 echo(
      bpp0,
      bpp1,
@@ -96,11 +111,16 @@ module LidHalfPlan(){
 	    ]);
 }
 
+module HandleHalfPlan(){
+  translate(lppE)
+    square(lppF - lppE);
+}
+
 module ExtrudePlan(from,to){
   rotate([0,-90,0])
   for (mj=[0,1]) {
     mirror([0,0,mj]) translate([0,0,from]){
-      linear_extrude(height= to-from){
+      linear_extrude(height= to-from, convexity=5){
 	for (mi=[0,1]) {
 	  mirror([0,mi])
 	    translate([0, battery_th/2])
@@ -111,6 +131,17 @@ module ExtrudePlan(from,to){
   }
 }
 
+module PushHolePlan(){ ////toplevel
+  translate(-(pushhole_ell_th * 0.10 +
+	      pushhole_ell_sz * 0.10) * [1,1]) {
+    for (r=[0,90])
+      rotate(r)
+	translate(-pushhole_ell_th * 0.5 * [1,1])
+	square([ pushhole_ell_sz, pushhole_ell_th ]);
+  }
+  circle(pushhole_circle_dia/2, $fn=40);
+}
+
 module PlanDemo(){ ////toplevel
   color("blue") BaseHalfPlan();
   color("red") LidHalfPlan();
@@ -118,7 +149,10 @@ module PlanDemo(){ ////toplevel
 }
 
 module Base(){ ////toplevel
-  ExtrudePlan(0,s1) BaseHalfPlan();
+  difference(){
+    ExtrudePlan(0,s1) BaseHalfPlan();
+    linextr(-(10+battery_len), battery_len+10, convexity=5) PushHolePlan();
+  }
   difference(){
     union(){
       ExtrudePlan(s0i, s1) SideHalfPlan();
@@ -143,6 +177,7 @@ module BaseHalfTest(){ ////toplevel
 
 module Lid(){ ////toplevel
   ExtrudePlan(0,s1) LidHalfPlan();
+  ExtrudePlan(l0,l1) HandleHalfPlan();
 }
 
 module Demo(){ ////toplevel