3 phone = [ 75.0, 145.0 ];
5 bumper = [ 0.250, -0.025 ];
6 // ^ One side. Overall size is increased by twice this.
7 // If no bumpers, is the gap around the phone.
11 button_cutout_depth = 9;
13 phone_edge_thick = 9.0;
14 phone_total_thick = 12.0;
15 phone_backside_slope_inner = 1.5; // larger means shallower
16 phone_backside_slope_outer = 1.0; // larger means shallower
18 camera_pos_tl = [ 6.450, 12.750 ]; // measured from tl corner
19 camera_pos_br = [ 22.300, 37.600 ]; // tl/br as seen from back
21 jack_pos = [ 13.92, 7.96 ];
22 jack_dia = 9.1 + .5; // some jack I had lying around
24 noisecancelmic_pos = [ 19.54, 7.37 ]; // from rhs
25 noisecancelmic_dia = 1.75;
27 fingerpushhole_dias = [ 14, 17 ];
29 rearspeaker_pos_bl = [ 14.92, 18.72 ];
30 rearspeaker_size = [ 3.76, 7.36 ];
37 case_struts_count = 6;
38 case_struts_solid_below = 1.00;
39 case_struts_solid_above = 0.75;
40 case_struts_width = 0.10;
44 keeper_inner_width = 2.75;
45 keeper_inner_height = 2.75;
46 keeper_slant_slope = 2; // larger means steeper
48 keeper_gap_z_top = 0.25;
49 keeper_gap_z_bot = 0.75;
51 keeper_gap_x_holes = 0.75;
60 foldover_hinger_gap = 0.50;
62 hingescrew_nut_dia = 4.72 + 0.50; // washer, actually
69 buttonishleg_default_l_is_fudge = 10;
71 strut_min_at_end = 1.5;
73 rearspeaker_gap = [ 1.0, 1.0 ]; // each side
75 // ---------- calculated ----------
77 phone_width = (phone + bumper*2)[0];
78 phone_height = (phone + bumper*2)[1];
80 inside_br = [phone_width, -phone_height];
82 //echo(camera_pos_tl + bumper,
83 // camera_pos_br + bumper);
85 // ----- could be changed -----
86 lid_buttoncover_gap = lid_gap_x;
87 lid_buttoncover_overlap = case_th_lip + keeper_gap_z_top;
89 phone_backside_slope_thick = phone_total_thick - phone_edge_thick;
91 //lid_lip_overlap_width xxx bad name = ;
92 //lid_lip_inner_slope = [ 5, 5 ]; // xxx
95 epp1 = [0, -phone_edge_thick];
96 epp2i = epp1 + phone_backside_slope_thick * [ phone_backside_slope_inner, -1 ];
97 epp2o = epp1 + phone_backside_slope_thick * [ phone_backside_slope_outer, -1 ];
98 epp3 = epp2i + [10, 0];
99 epp5 = epp0 + [0,1] * (keeper_th_z + keeper_gap_z_top + case_lip);
100 epp4 = epp5 + [-1,0] * case_th_side;
103 kppd = kppe + [1,0] * keeper_inner_width;
104 kppc = kppd + [0,1] * keeper_th_z;
105 kppb = [ kppe[0] - keeper_th_x, kppc[1] ];
106 kppf = kppe - [0,1] * keeper_inner_height;
107 kppa = [ kppb[0], kppf[1] ];
109 lpp10 = [ epp5[0] + lid_gap_x, kppc[1] + lid_gap_z ];
110 lpp11 = [ lpp10[0], epp5[1] + lid_gap_z ];
112 lp_r12 = case_th_lid - (lpp11[1] - lpp10[1]);
114 lpp12 = [ epp4[0] + lp_r12, lpp11[1] ];
115 lpp13 = [ lpp12[0], lpp12[1] + lp_r12 ];
119 bppN = [ 0.5 * (epp0[0] + epp4[0]), bppM[1] ];
120 bppR = [ bppN[0] + lid_buttoncover_gap, -button_cutout_depth ];
121 bppS = [ epp1[0], bppR[1] ];
122 bppQ = [ bppM[0], bppR[1] - lid_buttoncover_overlap ];
123 bppP = bppQ + [0,1] * lid_buttoncover_gap;
124 bppO = [ bppN[0], bppP[1] ];
125 bppL = lpp10 + [5,0];
126 bppK = [ bppL[0], bppN[1] ];
127 bppJ = [ bppN[0], bppL[1] ];
130 hp_rn = hingescrew_nut_dia;
131 hp_r2 = hp_rn + hinger_th;
134 hppS = epp2o[1] + [0,-1] * case_th_bottom;
135 hp_k = 0.5 * (hppU[1] - hppS[1] + foldover_gap);
137 hppM = [ epp4[0] - foldover_hinger_gap - hp_r2,
138 0.5 * (hppU + hppS)[1] ];
139 hppT = hppM + 0.5 * [0,+1] * hp_k;
140 hppB = hppM + 0.5 * [0,-1] * hp_k;
142 module rectfromto(a,b) {
144 translate([min(a[0], b[0]), min(a[1], b[1])])
145 square([abs(ab[0]), abs(ab[1])]);
147 module circleat(c,r) { translate(c) circle(r); }
148 module linextr(z0,z1) {
150 linear_extrude(height=z1-z0)
154 module KeeperProfile(slant=0){
155 use_e = kppe + [0,-1] * slant * keeper_inner_width / keeper_slant_slope;
156 polygon([use_e, kppd, kppc, kppb, kppa, kppf]);
159 module EdgeProfile(){
162 translate(epp3) square(case_th_bottom*2, center=true);
163 circleat(epp2o, r=case_th_bottom);
164 circleat(epp1, r=case_th_side);
165 rectfromto(epp0, epp4);
167 polygon([ epp5 + [0,10],
174 module LidEdgeProfile(){
183 circleat(lpp12, r=lp_r12);
184 rectfromto( lpp12 + [-10, 0],
185 lpp12 + [+10, +10] );
189 module ButtonCoverProfile(){
191 polygon([ bppM, bppP, bppO, bppJ, bppL, bppK ]);
199 module ButtonPlan(l, deep, cut){
201 (cut ? 0 : lid_buttoncover_gap);
204 (deep ? lid_buttoncover_overlap : 0);
206 C = [0,0]; // by definition
210 B0 = C + [0,-1] * button_cutout_depth;
211 B1 = B0 + [0,1] * epsilon;
213 r0 = 0.5 * (T[1] - B0[1]);
214 A = [ -(l + button_l_fudge)/2 + r0, 0.5 * (T[1] + B0[1]) ];
215 H = A + [0,-1] * delta;
221 E1 = E0 + [1,0] * epsilon;
223 I0 = [ E0[0], H[1] ];
224 I1 = [ E1[0], H[1] ];
227 for (m=[0,1]) mirror([m,0])
228 circleat(H, r0 - epsilon);
230 for (m=[0,1]) mirror([m,0]) {
240 circleat(D, r0 + epsilon);
245 module CaseBase_rhsflip(yn=[0,1]) {
247 translate([phone_width/2, 0, 0])
248 mirror([$rhsflip,0,0])
249 translate([-phone_width/2, 0, 0])
254 module CaseBase_botflip(yn=[0,1]) {
256 translate([0, -phone_height/2, 0])
257 mirror([0, $botflip, 0])
258 translate([0, phone_height/2, 0])
263 module AroundEdges(fill_zstart, fill_th, fill_downwards=0){
266 translate([0, -phone_cnr_rad, 0])
268 linear_extrude(height = phone_height - phone_cnr_rad*2)
272 CaseBase_rhsflip() CaseBase_botflip() {
273 translate([+1,-1] * phone_cnr_rad)
278 translate([-1,0] * phone_cnr_rad)
280 rectfromto([0,-20],[10,20]);
282 translate([-10, 0, -20] + 0.01 * [+1,-1, 0] )
288 translate([ phone_width - phone_cnr_rad, 0,0 ])
290 linear_extrude(height = phone_width - phone_cnr_rad*2)
294 translate([0,0, fill_zstart])
295 mirror([0,0, fill_downwards])
296 linear_extrude(height = fill_th)
297 rectfromto([+1,-1] * phone_cnr_rad,
298 [phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
301 module CaseAperture(pos, dia, $fn) {
303 translate([ pos[0] + bumper[0],
306 rotate([-90, theta, 0])
307 cylinder(r = dia/2 / cos(theta),
311 module SideButton(y, y_ref_sign, l){
313 // +1 measured from top of actual phone to top of button
314 // -1 measured from bottom of actual phone to bottom of button
315 // 0 y is centre of button in coordinate system
317 eff_y = y_ref_sign > 0 ? -bumper [1] -y -l/2 :
318 y_ref_sign < 0 ? (-phone -bumper)[1] +y +l/2 :
321 translate([0, eff_y, 0])
325 module LidButtonishLeg(y, y_ref_sign, l=buttonishleg_default_l_is_fudge) {
326 $button_leg_only = true;
327 SideButton(y, y_ref_sign, l) children();
331 CaseBase_rhsflip([1]) SideButton(15.580, +1, 8.9) children(); // power
332 CaseBase_rhsflip([1]) SideButton(48.700, -1, 8.920) children(); // camera
333 CaseBase_rhsflip([0]) SideButton(30.800, +1, 21.96) children(); // volume
334 CaseBase_rhsflip( ) LidButtonishLeg(20, -1) children();
335 // CaseBase_rhsflip([0]) LidButtonishLeg(20, +1, 20) children();
338 module Struts(x_start, z_min, th){
339 // if th is negative, starts at z_min and works towards -ve z
340 // and object should then be printed other way up
341 for (i= [1 : 1 : case_struts_count]) {
345 mirror([0,0, th<0 ? 1 : 0])
347 -phone_height * i / (case_struts_count+1),
348 case_struts_solid_below])
349 linear_extrude(height= abs(th)
350 -(case_struts_solid_below+case_struts_solid_above))
351 rectfromto([ x_start, -0.5 * case_struts_width ],
352 [ phone_width - x_start, +0.5 * case_struts_width ]);
356 module OrdinaryRearAperture(rhs,bot, pos){
357 CaseBase_rhsflip(rhs) CaseBase_botflip(bot)
360 translate(pos + bumper)
364 module OrdinaryRearApertures(){
366 OrdinaryRearAperture(1,1, rearspeaker_pos_bl)
367 rectfromto(-rearspeaker_gap,
368 rearspeaker_size + rearspeaker_gap);
370 // finger hole to remove phone
371 OrdinaryRearAperture(1,0, [ fingerpushhole_dias[0]/2 + epp2i[0],
373 scale(fingerpushhole_dias)
377 module RearCameraAperture(){
378 CaseBase_rhsflip([1])
380 linear_extrude(height = 20)
383 rectfromto(camera_pos_tl, camera_pos_br);
387 AroundEdges(epp3[1], case_th_bottom, 1)
391 module Case(){ ////toplevel
396 // ledge (fixed keeper)
399 linear_extrude(height = phone_height + phone_cnr_rad * 2)
402 // outline of the whole case, to stop it protruding
403 translate([0,0, -25])
404 linear_extrude(height = 50)
406 // CaseBase_rhsflip() // actually, we only care about the LH
408 circleat([+1,-1] * phone_cnr_rad, phone_cnr_rad + case_th_side/2);
414 translate([0, -phone_cnr_rad, 0])
416 linear_extrude(height = phone_height + phone_cnr_rad * 2)
419 rectfromto([ -keeper_gap_x, -keeper_gap_z_bot ],
420 [ keeper_gap_x_holes, +keeper_gap_z_top ]);
424 RearCameraAperture();
426 // struts (invisible, because they're buried in the case)
427 Struts(epp2i[0], epp2i[1] - case_th_bottom, case_th_bottom);
434 linear_extrude(height= 20)
435 ButtonPlan($button_l, 0,1);
436 if ($button_leg_only)
438 translate([phone_width/2, -400, kppe[1]])
439 mirror([$rhsflip,0,0]) cube([400, 800, 50]);
441 translate([0,0, -bppR[0]])
442 linear_extrude(height= 20)
443 ButtonPlan($button_l, 1,1);
447 // apertures along top edge
448 CaseAperture(jack_pos, jack_dia, 8);
449 CaseBase_rhsflip([1])
450 CaseAperture(noisecancelmic_pos, noisecancelmic_dia, 20);
452 OrdinaryRearApertures();
456 module Lid(){ ////toplevel
459 AroundEdges(lpp10[1], lpp13[1] - lpp10[1], 0)
467 linear_extrude(height= 20)
468 ButtonPlan($button_l, 1,0);
470 translate([0,0,-100])
471 linear_extrude(height= 200)
472 ButtonCoverProfile();
476 Struts(lpp10[0] + strut_min_at_end, lpp13[1], -case_th_lid);
480 module TestSelectLength(){
481 translate([-30, -200, -20])
482 cube([30 + 15, 250, 40]);
485 module TestLength(){ ////toplevel
492 module TestSelectWidth(){
493 translate([-30, -(phone_height - 25), -20])
498 module TestWidth(){ ////toplevel
505 module TestLidWidthPrint(){ ////toplevel
506 rotate([0,180.0]) intersection(){
512 module TestSelectRearAperture(){
516 cube([42, 2, 1], center=true);
520 module TestSelectCamera(){
522 TestSelectRearAperture()
523 RearCameraAperture();
524 cube([0.1, 50, 0.1]);
528 module TestSelectOrdinaryRearApertures(){
529 TestSelectRearAperture()
530 OrdinaryRearApertures();
533 module TestCamera(){ ////toplevel
540 module TestLidByCamera(){ ////toplevel
547 module TestLidByCameraPrint(){ ////toplevel
548 rotate([180,0,0]) TestLidByCamera();
551 module DemoByCamera(){ ////toplevel
552 color("blue") TestLidByCamera();
553 color("red") TestCamera();
556 module OneKeeper(){ ////toplevel
557 translate([0, -phone_cnr_rad, 0])
559 linear_extrude(height = phone_height - phone_cnr_rad * 2)
563 module OneKeeperPrint(){ ////toplevel
568 module LidPrint(){ ////toplevel
573 module TestSelectFrame(){
574 include = [1,-1] * (epp2i[0] + 4);
577 cube(1000, center=true);
578 translate([0,0, -100])
579 linear_extrude(height=200)
580 rectfromto(include, inside_br - include);
584 module TestFrameCase(){ ////toplevel
590 TestSelectOrdinaryRearApertures();
595 module TestFrameLidPrint(){ ////toplevel
596 rotate([0,0,180]) intersection(){
602 module Keeper(){ ////toplevel
607 module ButtonPlanForDemo(z, deep, cut){
609 ButtonPlan(8, deep, cut);
612 module DemoProfiles(){ ////toplevel
616 translate([0,0,-1]) color("black") KeeperProfile(1);
622 demopoint_QR = [ bppS[0], bppQ[1] - 0.1];
624 color("blue") ButtonCoverProfile();
626 rectfromto(bppQ, demopoint_QR);
627 rectfromto(bppR, demopoint_QR);
632 color("black") ButtonPlanForDemo(-2, 0,1);
633 color("red" ) ButtonPlanForDemo(-4, 1,1);
634 color("blue") ButtonPlanForDemo(-6, 1,0);