fairphone-case: rename Flip operators (nfc)

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

diff --git a/fairphone-case.scad b/fairphone-case.scad
index 62048c83d3b7af673b9167177f03f10c64fe7436..410237a0fdf034c9017ffa48a83ff042c937b3db 100644 (file)
--- a/fairphone-case.scad
+++ b/fairphone-case.scad
@@ -59,10 +59,12 @@ lid_gap_z = 0.25;
 lid_lip = 1.75;
 
 foldover_gap = 0.50;
-foldover_hinger_gap = 0.50;
+foldover_lever_gap = 0.50;
 
+hingescrew_shaft_dia = 2.0 + 0.25; // M2 x 12mm machine screw
 hingescrew_nut_dia = 4.72 + 0.50; // washer, actually
-hinger_th = 2;
+lever_cover_th = 0.75;
+hingemount_th = 2.5;
 
 $fa = 5;
 $fs = 0.1;
@@ -129,14 +131,16 @@ bppK = [ bppL[0], bppN[1] ];
 bppJ = [ bppN[0], bppL[1] ];
 
 // hinge plan
-hp_rn = hingescrew_nut_dia;
-hp_r2 = hp_rn + hinger_th;
+hp_rn = hingescrew_nut_dia/2;
+hp_r2 = hp_rn + lever_cover_th;
+hp_rs = hingescrew_shaft_dia/2;
+hp_r1 = hp_rs + hingemount_th;
 
 hppU = lpp13;
-hppS = epp2o[1] + [0,-1] * case_th_bottom;
+hppS = epp2o + [0,-1] * case_th_bottom;
 hp_k = 0.5 * (hppU[1] - hppS[1] + foldover_gap);
 
-hppM = [ epp4[0] - foldover_hinger_gap - hp_r2,
+hppM = [ epp4[0] - foldover_lever_gap - hp_r2,
         0.5 * (hppU + hppS)[1] ];
 hppT = hppM + 0.5 * [0,+1] * hp_k;
 hppB = hppM + 0.5 * [0,-1] * hp_k;
@@ -234,7 +238,7 @@ module ButtonPlan(l, deep, cut){
   }
 }
 
-module CaseBase_rhsflip(yn=[0,1]) {
+module Flip_rhs(yn=[0,1]) {
   for ($rhsflip=yn) {
     translate([phone_width/2, 0, 0])
       mirror([$rhsflip,0,0])
@@ -243,7 +247,7 @@ module CaseBase_rhsflip(yn=[0,1]) {
   }
 }
 
-module CaseBase_botflip(yn=[0,1]) {
+module Flip_bot(yn=[0,1]) {
   for ($botflip=yn) {
     translate([0, -phone_height/2, 0])
       mirror([0, $botflip, 0])
@@ -254,14 +258,14 @@ module CaseBase_botflip(yn=[0,1]) {
 
 module AroundEdges(fill_zstart, fill_th, fill_downwards=0){
   // sides
-  CaseBase_rhsflip(){
+  Flip_rhs(){
     translate([0, -phone_cnr_rad, 0])
       rotate([90,0,0])
       linear_extrude(height = phone_height - phone_cnr_rad*2)
       children(0);
   }
   // corners
-  CaseBase_rhsflip() CaseBase_botflip() {
+  Flip_rhs() Flip_bot() {
     translate([+1,-1] * phone_cnr_rad)
       intersection(){
        rotate_extrude()
@@ -276,7 +280,7 @@ module AroundEdges(fill_zstart, fill_th, fill_downwards=0){
       }
   }
   // top and bottom
-  CaseBase_botflip(){
+  Flip_bot(){
     translate([ phone_width - phone_cnr_rad, 0,0 ])
       rotate([90,0,-90])
       linear_extrude(height = phone_width - phone_cnr_rad*2)
@@ -320,11 +324,11 @@ module LidButtonishLeg(y, y_ref_sign, l=buttonishleg_default_l_is_fudge) {
 }
 
 module Buttons(){
-  CaseBase_rhsflip([1]) SideButton(15.580, +1, 8.9) children(); // power
-  CaseBase_rhsflip([1]) SideButton(48.700, -1, 8.920) children(); // camera
-  CaseBase_rhsflip([0]) SideButton(30.800, +1, 21.96) children(); // volume
-  CaseBase_rhsflip(   ) LidButtonishLeg(20, -1) children();
-//  CaseBase_rhsflip([0]) LidButtonishLeg(20, +1, 20) children();
+  Flip_rhs([1]) SideButton(15.580, +1, 8.9) children(); // power
+  Flip_rhs([1]) SideButton(48.700, -1, 8.920) children(); // camera
+  Flip_rhs([0]) SideButton(30.800, +1, 21.96) children(); // volume
+  Flip_rhs(   ) LidButtonishLeg(20, -1) children();
+//  Flip_rhs([0]) LidButtonishLeg(20, +1, 20) children();
 }
 
 module Struts(x_start, z_min, th){
@@ -346,7 +350,7 @@ module Struts(x_start, z_min, th){
 }
 
 module OrdinaryRearAperture(rhs,bot, pos){
-  CaseBase_rhsflip(rhs) CaseBase_botflip(bot)
+  Flip_rhs(rhs) Flip_bot(bot)
     linextr(-20, 20)
     mirror([0,1])
     translate(pos + bumper)
@@ -367,7 +371,7 @@ module OrdinaryRearApertures(){
 }
 
 module RearCameraAperture(){
-  CaseBase_rhsflip([1])
+  Flip_rhs([1])
     mirror([0, 0, 1])
     linear_extrude(height = 20)
     mirror([0, 1, 0])
@@ -375,6 +379,49 @@ module RearCameraAperture(){
     rectfromto(camera_pos_tl, camera_pos_br);
 }
 
+module HingeLidProfile(){
+  hull(){
+    circleat(hppT, hp_r1);
+    circleat(lpp12, lp_r12);
+    polygon([lpp10,
+            lpp13 + [2,0],
+            lpp12,
+            hppT]);
+  }
+}
+
+module HingeBaseProfile(){
+  difference(){
+    hull(){
+      circleat(hppB, hp_r1);
+      circleat(epp2o, case_th_bottom);
+      circleat(hppB + [10,0], hp_r1);
+    }
+    polygon([epp5, epp1, epp2i, epp3, bppL]);
+  }
+}
+
+module HingeLeverOuterProfile(){
+  hull(){
+    circleat(hppT, hp_r2);
+    circleat(hppB, hp_r2);
+  }
+}
+
+module HingeLeverInnerProfile(){
+  for (c = [hppT, hppB]) {
+    hull()
+      for (x=[0,20])
+       translate([x,0])
+         circleat(c, hp_rn);
+       circleat(hppB, hp_rn);
+  }
+}
+
+module HingePortion(){
+  Flip_rhs();
+}
+
 module CaseBase(){
   AroundEdges(epp3[1], case_th_bottom, 1)
     EdgeProfile();
@@ -395,14 +442,17 @@ module Case(){ ////toplevel
        translate([0,0, -25])
          linear_extrude(height = 50)
          hull()
-         // CaseBase_rhsflip() // actually, we only care about the LH
-         CaseBase_botflip()
+         // Flip_rhs() // actually, we only care about the LH
+         Flip_bot()
          circleat([+1,-1] * phone_cnr_rad, phone_cnr_rad + case_th_side/2);
       }
+
+      // hinge
+      // HingePortion(hex20, hex21) HingerBaseProfile();
     }
 
     // slot for keeper
-    CaseBase_rhsflip(1)
+    Flip_rhs(1)
       translate([0, -phone_cnr_rad, 0])
       rotate([90, 0, 0])
       linear_extrude(height = phone_height + phone_cnr_rad * 2)
@@ -438,7 +488,7 @@ module Case(){ ////toplevel
 
     // apertures along top edge
     CaseAperture(jack_pos, jack_dia, 8);
-    CaseBase_rhsflip([1])
+    Flip_rhs([1])
       CaseAperture(noisecancelmic_pos, noisecancelmic_dia, 20);
 
     OrdinaryRearApertures();
@@ -484,7 +534,7 @@ module TestLength(){ ////toplevel
 module TestLengthRight(){ ////toplevel
   intersection(){
     Case();
-    CaseBase_rhsflip(1)
+    Flip_rhs(1)
       TestSelectLength();
   }
 }
@@ -600,7 +650,7 @@ module TestFrameLidPrint(){ ////toplevel
 }
 
 module Keeper(){ ////toplevel
-  CaseBase_rhsflip()
+  Flip_rhs()
     OneKeeper();
 }
 
@@ -633,6 +683,15 @@ module DemoProfiles(){ ////toplevel
     color("red" )  ButtonPlanForDemo(-4, 1,1);
     color("blue")  ButtonPlanForDemo(-6, 1,0);
   }
+
+  translate([0, -30]) {
+    %LidEdgeProfile();
+    %EdgeProfile();
+    color("blue") HingeLidProfile();
+    color("red")  HingeBaseProfile();
+    color("black") translate([0,0,-2]) HingeLeverOuterProfile();
+    color("orange") translate([0,0,-1]) HingeLeverInnerProfile();
+  }
 }
 
 //EdgeProfile();