From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 2 Sep 2020 21:34:28 +0000 (+0100)
Subject: nook-case: usb port
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=18573368cf2bd713de76af20e43c363fd249b1ba;p=reprap-play.git

nook-case: usb port

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

diff --git a/nook-case.scad b/nook-case.scad
index f3382da..4bca945 100644
--- a/nook-case.scad
+++ b/nook-case.scad
@@ -6,6 +6,9 @@ nook_th = 12.41 + 0.50;
 nook_w = 127.12 + 0.75;
 nook_h = 123.44 + 21.88 + 21.05 + 0.75;
 
+usb_w = 12.5;
+usb_below = 2.5;
+
 nook_cnr_rad = 10;
 
 case_th = 2.5;
@@ -29,6 +32,9 @@ tooth_w = 15;
 
 $test = false;
 
+$fa = $test ? 10 : 3;
+$fs = $test ? 0.1 : 1;
+
 // calculated
 
 tooth_height = nook_th;
@@ -71,6 +77,9 @@ etxa = nom_cnr[0] - engage_l2;
 etxb = etxa - engage_l1;
 etxc = -(nom_cnr[0] - engage_l2);
 
+tapa = nom_cnr[1] - engage_l2;
+tapb = tapa - tape_w;
+
 tppS = tppB + [-gap[0], 0];
 tppP = [ tppS[0] - tooth_th, tppC[1] ];
 tppQ = tppP + tooth_height * [0,-1] + tooth_inward * [1,0];
@@ -129,7 +138,7 @@ module ToothProfile(){
 	     tppM,
 	     tppS]);
     translate(tppM)
-      circle(r= tooth_th/2, $fa=3, $fs=0.1);
+      circle(r= tooth_th/2);
   }
 }
 
@@ -153,18 +162,26 @@ module Demo(){ ////toplevel
 }
 
 module FaceCore(z0,z1, extra_left, extra_right){
-  for (mx=[0,1]) mirror([mx,0,0]) {
-      for (my=[0,1]) mirror([0,my,0]) {
-	  translate(-nom_cnr) {
-	    rotate_extrude(angle=90, convexity=10)
-	      translate(-[1,0,0] * nook_cnr_rad)
-	      children(mx);
+  difference(){
+    for (mx=[0,1]) mirror([mx,0,0]) {
+	for (my=[0,1]) mirror([0,my,0]) {
+	    translate(-nom_cnr) {
+	      rotate_extrude(angle=90, convexity=10)
+		translate(-[1,0,0] * nook_cnr_rad)
+		children(mx);
+	    }
 	  }
-	}
-      translate([nook_w/2, 0,0])
-	linextr_y_xz(-nom_cnr[1]-0.1, nom_cnr[1]+0.1)
-	children(1-mx);
-    }
+	translate([nook_w/2, 0,0])
+	  linextr_y_xz(-nom_cnr[1]-0.1, nom_cnr[1]+0.1)
+	  children(1-mx);
+      }
+    for (my=[0,1]) mirror([0,my,0]) {
+	translate([-nook_w/2, 0,0])
+	  mirror([1,0,0])
+	  linextr_y_xz(tapb, tapa)
+	  children(2);
+      }
+  }
   for (my=[0,1]) mirror([0,my,0]) {
       translate([0, -nook_h/2, 0]) {
 	linextr_x_yz(-nom_cnr[0]-0.1,    etxc + extra_left)  children(0);
@@ -180,9 +197,16 @@ module FaceCore(z0,z1, extra_left, extra_right){
 }
 
 module Base(){ ////toplevel
-  FaceCore(spp7[1],spp8[1], 0.3, 0) {
-    LeftSideMainProfile();
-    RightSideMainProfile();
+  difference(){
+    FaceCore(spp7[1],spp8[1], 0.3, 0) {
+      LeftSideMainProfile();
+      RightSideMainProfile();
+      SideTapeCutout();
+    }
+    translate([0, -nook_h/2, 0])
+      mirror([0,1,0])
+      linextr_x_yz(-usb_w/2, usb_w/2)
+      rectfromto(spp8 + [-40, usb_below], [40, 40]);
   }
 }
 
@@ -190,6 +214,7 @@ module Top(){ ////toplevel
   FaceCore(tppE[1],tppD[1], -gap[0], gap[0] + 0.3) {
     LeftTopMainProfile();
     RightTopMainProfile();
+    TopTapeCutout();
   }
   translate([tooth_x, nook_h/2, 0])
     linextr_x_yz(-tooth_w/2, +tooth_w/2)
@@ -204,6 +229,11 @@ module TestExtrude(){
   }
 }
 
+module Demo3(){ ////toplevel
+  color("purple") Top();
+  color("red") Base();
+}
+
 module TestSide(){ ////toplevel
   TestExtrude() { LeftSideMainProfile(); SideTapeCutout(); }
 }