// -*- C -*-
-phone = [ 145.0, 75.0 ];
+include <utils.scad>
-bumper = [ 0.250, 0.250 ];
+phone = [ 75.0, 145.0 ];
+
+bumper = [ 0.250, -0.025 ];
// ^ One side. Overall size is increased by twice this.
// If no bumpers, is the gap around the phone.
+enable_support = 1;
+
phone_cnr_rad = 6.0;
button_cutout_depth = 9;
camera_pos_tl = [ 6.450, 12.750 ]; // measured from tl corner
camera_pos_br = [ 22.300, 37.600 ]; // tl/br as seen from back
+jack_pos = [ 13.92, 7.96 ];
+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 = [ 15, 18 ];
+fingerpushhole_dias = [];
+
+rearspeaker_pos_bl = [ 12.64, 18.72 ];
+rearspeaker_size = [ 3.76, 7.36 ];
+
+microusb_above = 3.27 - 0.25;
+microusb_below = 0.0;
+microusb_width = 16.12 + 1.25;
+
case_th_bottom = 2.5;
case_th_lid = 2.5;
case_th_side = 2;
keeper_gap_x = 0.25;
keeper_gap_x_holes = 0.75;
+keeper_side = 0; // 0 = lhs; 1 = rhs
+
case_lip = 1.25;
lid_gap_x = 0.25;
lid_gap_z = 0.25;
lid_lip = 1.75;
+catch_slop = 0.25;
+
+foldover_gap = 0.50;
+foldover_lever_gap = 0.50;
+
+hingescrew_shaft_dia = 2.0 + 0.25; // M2 x 12mm machine screw
+hingescrew_shaft_len = 12;
+hingescrew_nut_thick = 1.93 + 0.20; // incl. washer
+hingescrew_nut_dia = 4.72 + 0.50; // washer, actually
+hingescrew_head_th = 1.38 + 0.75;
+hingescrew_head_dia = 3.92;
+lever_cover_th = 0.75;
+hingemount_th = 2.5;
+
$fa = 5;
$fs = 0.1;
button_l_fudge = 4.4;
+buttonishleg_default_l_is_fudge = 10;
+
+hinge_base_slope = 1.5; // bigger is steeper
strut_min_at_end = 1.5;
+hinge_x_gap = 0.125;
+hinge_x_postscrew_gap = 0.75;
+hinge_x_arms_gap = 0.35;
+hinge_r_arms_gap = 0.55;
+
+rearspeaker_gap = [ 1.0, 1.0 ]; // each side
+
+catch_len = 7.5;
+catch_width = 15;
+catch_thickness = 1.0;
+catch_side_gap = 0.75; // each side
+
+catch_depth = 1.25;
+catch_height = 0.35;
+catch_finger_height = 1.5;
+catch_finger_depth = 2.5;
+
// ---------- calculated ----------
-phone_height = (phone + bumper*2)[0];
-phone_width = (phone + bumper*2)[1];
+phone_width = (phone + bumper*2)[0];
+phone_height = (phone + bumper*2)[1];
+
+inside_br = [phone_width, -phone_height];
//echo(camera_pos_tl + bumper,
// camera_pos_br + bumper);
bppK = [ bppL[0], bppN[1] ];
bppJ = [ bppN[0], bppL[1] ];
-module rectfromto(a,b) {
- ab = b - a;
- translate([min(a[0], b[0]), min(a[1], b[1])])
- square([abs(ab[0]), abs(ab[1])]);
-}
-module circleat(c,r) { translate(c) circle(r); }
+// hinge plan
+hp_rn = hingescrew_nut_dia/2;
+hp_r2_min = hp_rn + lever_cover_th;
+hp_rs = hingescrew_shaft_dia/2;
+hp_r1_min = hp_rs + hingemount_th;
+
+hp_r1 = max(hp_r1_min, hp_r2_min);
+hp_r2 = hp_r1;
+
+hppU = lpp13;
+hppS = epp2o + [0,-1] * case_th_bottom;
+hp_k = 0.5 * (hppU[1] - hppS[1] + foldover_gap);
+
+hppM = [ epp4[0] - foldover_lever_gap - hp_r2,
+ 0.5 * (hppU + hppS)[1] ];
+hppT = [ hppM[0], hppU[1] - hp_r1 ];
+hppB = hppT + [0,-1] * hp_k;
+
+hppE_y = epp2o[1] - case_th_bottom + hp_r1;
+hppE_x = hppB[0] + (hppB[1] - hppE_y) * hinge_base_slope;
+hppE = [ hppE_x, hppE_y ];
+
+// hinge elevation x coords
+
+hingescrew_portion_len =
+ 0.5* (hingescrew_shaft_len - hingescrew_nut_thick - hinge_x_gap);
+
+hex20 = max(epp2o[0],
+ phone_cnr_rad,
+ kppd[0] + hingescrew_head_th + keeper_gap_x_holes);
+hex21 = hex20 + hingescrew_portion_len;
+hex22 = hex21 + hinge_x_gap;
+hex23 = hex22 + hingescrew_portion_len
+ - hingescrew_nut_thick; // bodge, need to divvy this up more sensibly
+hex24 = hex20 + hingescrew_shaft_len + hinge_x_postscrew_gap;
+echo(hex20, hex21, hex22, hex23, hex24);
+echo(hingescrew_portion_len);
+
+// catch
+
+cppJ = [ epp4[0] + catch_thickness, lpp10[1] ];
+cppA = cppJ + [lid_gap_x, -lid_gap_z];
+cppB = [ epp0[0], cppA[1] ];
+cppP = [ epp4[0], cppJ[1] ];
+
+cppS = cppJ + [0,-1] * catch_len;
+cppD = [ cppA[0], cppS[1] + catch_slop ];
+cppC = [ cppB[0], cppD[1] ];
+cppT = cppS + [1,0] * catch_depth;
+cppU = cppT + [0,-1] * catch_height;
+cppV = [ cppS[0], cppU[1] - catch_depth ];
+
+cppR = 0.5*(cppP + cppJ);
+
+cp_rQ = 0.5 * (cppJ[0] - cppP[0]);
+cppQ = [ cppR[0],
+ cppV[1] - (catch_finger_height - cp_rQ) ];
+cppF = [ cppV[0] + catch_finger_depth, cppC[1] ];
+
+// ---------- modules ----------
module KeeperProfile(slant=0){
use_e = kppe + [0,-1] * slant * keeper_inner_width / keeper_slant_slope;
}
}
-module CaseBase_rhsflip(yn=[0,1]) {
- for (rhs=yn) {
+module CatchCatchProfile(){
+ hull(){
+ for (c=[ cppR, cppQ ])
+ circleat(c, cp_rQ);
+ }
+ hull(){
+ circleat(lpp12, lp_r12);
+ circleat(lpp12 + [5,0], lp_r12);
+ rectfromto(cppP, cppP + [5,0.1]);
+ }
+ polygon([cppJ, cppS, cppT, cppU, cppV, cppQ, cppR]);
+}
+
+module CatchCutProfile(){
+ polygon([ cppB,
+ cppA,
+ cppD,
+ cppF,
+ cppF + [0,-10],
+ cppF + [-10,-10],
+ lpp12 + [-10,0],
+ lpp12 + [10,0]
+ ]);
+}
+
+module Flip_rhs(yn=[0,1]) {
+ for ($rhsflip=yn) {
translate([phone_width/2, 0, 0])
- mirror([rhs,0,0])
+ mirror([$rhsflip,0,0])
translate([-phone_width/2, 0, 0])
children();
}
}
-module CaseBase_botflip() {
- for (bot=[0,1]) {
+module Flip_bot(yn=[0,1]) {
+ for ($botflip=yn) {
translate([0, -phone_height/2, 0])
- mirror([0, bot, 0])
+ mirror([0, $botflip, 0])
translate([0, phone_height/2, 0])
children();
}
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()
}
}
// 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)
[phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
}
+module CaseAperture(pos, dia, $fn) {
+ theta = 180/$fn;
+ translate([ pos[0] + bumper[0],
+ -epp2i[0],
+ -pos[1] ])
+ rotate([-90, theta, 0])
+ cylinder(r = dia/2 / cos(theta),
+ h = 60);
+}
+
module SideButton(y, y_ref_sign, l){
// y_ref_sign:
// +1 measured from top of actual phone to top of button
// 0 y is centre of button in coordinate system
$button_l= l;
eff_y = y_ref_sign > 0 ? -bumper [1] -y -l/2 :
- y_ref_sign < 0 ? (-phone +bumper)[1] +y +l/2 :
- -y;
- echo(eff_y);
+ y_ref_sign < 0 ? (-phone -bumper)[1] +y +l/2 :
+ y;
+ //echo(eff_y);
translate([0, eff_y, 0])
children();
}
+module LidButtonishLeg(y, y_ref_sign, l=buttonishleg_default_l_is_fudge) {
+ $button_leg_only = true;
+ SideButton(y, y_ref_sign, l) children();
+}
+
module Buttons(){
- CaseBase_rhsflip([1]) SideButton(15.580, +1, 8.9) children(); // power
+ 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(14, -1) children();
+// Flip_rhs(0) LidButtonishLeg(20, +1, 20) children();
}
module Struts(x_start, z_min, th){
}
}
+module OrdinaryRearAperture(rhs,bot, pos){
+ Flip_rhs(rhs) Flip_bot(bot)
+ linextr(-20, 20)
+ mirror([0,1])
+ translate(pos + bumper)
+ children();
+}
+
+module MicroUSB(){
+ Flip_bot(1){
+ rotate([90,0,0])
+ mirror([0,0,1])
+ linextr(-epp2i[0], 60)
+ translate([0.5 * phone_width, 0, 0])
+ rectfromto([-microusb_width/2, epp2i[1] + microusb_below],
+ [+microusb_width/2, epp0[1] + -microusb_above]);
+ }
+}
+
+module OrdinaryRearApertures(){
+ // rear speaker
+ OrdinaryRearAperture(1,1, rearspeaker_pos_bl)
+ rectfromto(-rearspeaker_gap,
+ rearspeaker_size + rearspeaker_gap);
+
+ // finger hole to remove phone
+ if (len(fingerpushhole_dias))
+ OrdinaryRearAperture(1,0, [ fingerpushhole_dias[0]/2 + epp2i[0],
+ phone[1]/2 ])
+ scale(fingerpushhole_dias)
+ circle(r= 0.5 );
+}
+
+module RearCameraAperture(){
+ Flip_rhs(1)
+ mirror([0, 0, 1])
+ linear_extrude(height = 20)
+ mirror([0, 1, 0])
+ translate(bumper)
+ 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(hppE, 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=[-20,20])
+ for (y=[0, c[1] - hppM[1]])
+ translate([x,y])
+ circleat(c, hp_rn);
+ }
+}
+
+module Flip_hinge(){
+ hinge_origin = [0, -(phone_height - hppB[0]), hppB[1]];
+ translate(hinge_origin)
+ rotate([180,0,0])
+ translate(-hinge_origin)
+ children();
+}
+
+module HingePortion(x0,x1){
+ Flip_rhs() Flip_bot(1)
+ translate([x0,0,0])
+ mirror([1,0,0])
+ rotate([90,0,-90])
+ linear_extrude(height=x1-x0)
+ children(0);
+}
+
+module CatchPortion(width){
+ translate([phone_width/2, 0,0])
+ rotate([90,0,-90])
+ linextr(-width/2, width/2)
+ children(0);
+}
+
module CaseBase(){
AroundEdges(epp3[1], case_th_bottom, 1)
EdgeProfile();
CaseBase();
// ledge (fixed keeper)
- intersection(){
+ Flip_rhs(1-keeper_side) intersection(){
rotate([90, 0, 0])
linear_extrude(height = phone_height + phone_cnr_rad * 2)
KeeperProfile(1);
translate([0,0, -25])
linear_extrude(height = 50)
hull()
- // CaseBase_rhsflip() // actually, we only care about the LH
- CaseBase_botflip()
+ Flip_bot()
circleat([+1,-1] * phone_cnr_rad, phone_cnr_rad + case_th_side/2);
}
+
+ // hinge
+ HingePortion(hex20, hex21) HingeBaseProfile();
}
// slot for keeper
- CaseBase_rhsflip(1)
+ Flip_rhs(keeper_side)
translate([0, -phone_cnr_rad, 0])
rotate([90, 0, 0])
linear_extrude(height = phone_height + phone_cnr_rad * 2)
}
// front camera
- CaseBase_rhsflip([1])
- mirror([0, 0, 1])
- linear_extrude(height = 20)
- mirror([0, 1, 0])
- translate(bumper)
- rectfromto(camera_pos_tl, camera_pos_br);
+ RearCameraAperture();
// struts (invisible, because they're buried in the case)
Struts(epp2i[0], epp2i[1] - case_th_bottom, case_th_bottom);
Buttons(){
mirror([1,0,0])
rotate([90,0,90]) {
- translate([0,0,-10])
- linear_extrude(height= 20)
- ButtonPlan($button_l, 0,1);
+ if (!($button_leg_only && enable_support))
+ intersection(){
+ translate([0,0,-10])
+ linear_extrude(height= 20)
+ ButtonPlan($button_l, 0,1);
+ if ($button_leg_only)
+ rotate([-90,90,0])
+ translate([phone_width/2, -400, kppe[1]])
+ mirror([1-abs($rhsflip - keeper_side),0,0])
+ cube([400, 800, 50]);
+ if (enable_support)
+ rotate([-90,90,0])
+ translate([-400, -400, kppd[1]])
+ mirror([0,0,1])
+ cube([800,800,100]);
+ }
translate([0,0, -bppR[0]])
linear_extrude(height= 20)
ButtonPlan($button_l, 1,1);
}
}
+
+ // apertures along top edge
+ CaseAperture(jack_pos, jack_dia, 8);
+ Flip_rhs(1)
+ CaseAperture(noisecancelmic_pos, noisecancelmic_dia, 20);
+
+ OrdinaryRearApertures();
+
+ MicroUSB();
+
+ // gaps for the lid's hinge arms
+ HingePortion(hex20 - hinge_x_arms_gap,
+ hex21 + hinge_x_arms_gap)
+ minkowski(){
+ HingeLidProfile();
+ circle(r= hinge_r_arms_gap, $fn= 8);
+ }
+
+ // screw holes in the hinge arms
+ HingeScrews();
+
+ // catch striker
+ CatchPortion(catch_width + catch_side_gap*2)
+ CatchCutProfile();
}
}
ButtonCoverProfile();
}
}
+
+ // hinge arms
+ HingePortion(hex20, hex21) HingeLidProfile();
+
+ // catch
+ CatchPortion(catch_width)
+ CatchCatchProfile();
}
Struts(lpp10[0] + strut_min_at_end, lpp13[1], -case_th_lid);
+
+ // screw holes in the hinge arms
+ HingeScrews();
+ }
+}
+
+module HingeLever(){ ////toplevel
+ difference() {
+ // outer body, positive
+ HingePortion(hex22, hex22 + phone_width/2)
+ HingeLeverOuterProfile();
+
+ // space for the screws
+ HingePortion(hex23, hex24)
+ HingeLeverInnerProfile();
+
+ // bores for the screws
+ HingeScrews();
+
+ // space for the charging cable
+ MicroUSB();
+ Flip_hinge() MicroUSB();
}
}
+module HingeLeverPrint(){ ////toplevel
+ rotate([90,0,0])
+ HingeLever();
+}
+
+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();
+ }
+}
+
+module TestLengthRight(){ ////toplevel
+ intersection(){
+ Case();
+ Flip_rhs(1)
+ TestSelectLength();
}
}
}
module TestLidWidthPrint(){ ////toplevel
- rotate([0,180.0]) TestLidWidth();
+ rotate([0,180.0]) intersection(){
+ Lid();
+ TestSelectWidth();
+ }
+}
+
+module TestSelectRearAperture(){
+ minkowski(){
+ union() children();
+ translate([20, 0,0])
+ cube([42, 2, 1], center=true);
+ }
}
module TestSelectCamera(){
- CaseBase_rhsflip(1)
- translate([0,0,-25])
- linear_extrude(height = 50)
- mirror([0, 1, 0])
- rectfromto([-20, -20],
- camera_pos_br + bumper + [ 5, 5 ]);
+ minkowski(){
+ TestSelectRearAperture()
+ RearCameraAperture();
+ cube([0.1, 50, 0.1]);
+ }
+}
+
+module TestSelectOrdinaryRearApertures(){
+ TestSelectRearAperture()
+ OrdinaryRearApertures();
}
module TestCamera(){ ////toplevel
OneKeeper();
}
-module Keeper(){ ////toplevel
- CaseBase_rhsflip()
- OneKeeper();
+module LidPrint(){ ////toplevel
+ rotate([0,180,0])
+ Lid();
+}
+
+module TestSelectFrame(){
+ include = [1,-1] * (epp2i[0] + 4);
+
+ difference(){
+ cube(1000, center=true);
+ translate([0,0, -100])
+ linear_extrude(height=200)
+ rectfromto(include, inside_br - include);
+ }
+}
+
+module TestFrameCase(){ ////toplevel
+ intersection(){
+ Case();
+ union(){
+ TestSelectFrame();
+ TestSelectCamera();
+ TestSelectOrdinaryRearApertures();
+ }
+ }
+}
+
+module TestFrameLidPrint(){ ////toplevel
+ rotate([0,180,0]) intersection(){
+ Lid();
+ TestSelectFrame();
+ }
}
module ButtonPlanForDemo(z, deep, cut){
ButtonPlan(8, deep, cut);
}
+module HingeScrews(){
+ Flip_rhs() Flip_bot(1){
+ for (c= [ hppT, hppB ])
+ translate([ hex20,
+ -c[0],
+ c[1] ]){
+ rotate([0,90,0])
+ translate([0,0,-.2])
+ cylinder( r= hingescrew_shaft_dia/2,
+ h = hingescrew_shaft_len+0.2 );
+ rotate([0,-90,0])
+ translate([0,0,+.1])
+ cylinder( r= hingescrew_head_dia/2, h = hingescrew_head_th );
+ }
+ }
+}
+
+module DemoFrame(){ ////toplevel
+ color("red") TestFrameCase();
+ color("blue") intersection(){ Lid(); TestSelectFrame(); }
+ color("black") HingeScrews();
+ %HingeLever();
+}
+
+module DemoHingedFrame(){ ///toplevel
+ color("red") TestFrameCase();
+ translate([0,0, -2*hp_k])
+ color("blue") intersection(){ Lid(); TestSelectFrame(); }
+
+ Flip_hinge(){
+ color("orange") HingeLever();
+ color("black") HingeScrews();
+ }
+}
+
+module DemoHinge(){ ////toplevel
+ DemoFrame();
+ translate([0,0, -hp_k*3])
+ DemoHingedFrame();
+}
+
module DemoProfiles(){ ////toplevel
LidEdgeProfile();
%EdgeProfile();
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();
+ }
+
+ translate([20,-30]) {
+ %EdgeProfile();
+ %LidEdgeProfile();
+ //translate([0,0,1]) CatchCutProfile();
+ color("blue") CatchCatchProfile();
+ color("red") difference(){ EdgeProfile(); CatchCutProfile(); }
+ }
}
//EdgeProfile();