X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=fairphone-case.scad;h=e3c28c3c82a62f40f60f3c25b7a0d46558e13d41;hp=b0ec769c3120a2f5e774a7ea25e8ffeb10a104c4;hb=ed7c1d5e31810755d0f6c6d2f96d0ca2566f204b;hpb=e56bb44dea33c20b72e8d766e6bb0d46af47e5e7 diff --git a/fairphone-case.scad b/fairphone-case.scad index b0ec769..e3c28c3 100644 --- a/fairphone-case.scad +++ b/fairphone-case.scad @@ -8,6 +8,8 @@ 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; @@ -26,11 +28,16 @@ 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 = [ 14, 17 ]; +//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; @@ -52,12 +59,16 @@ keeper_gap_z_bot = 0.75; 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; @@ -76,6 +87,8 @@ $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; @@ -85,6 +98,16 @@ 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_width = (phone + bumper*2)[0]; @@ -141,9 +164,12 @@ bppJ = [ bppN[0], bppL[1] ]; // hinge plan hp_rn = hingescrew_nut_dia/2; -hp_r2 = hp_rn + lever_cover_th; +hp_r2_min = hp_rn + lever_cover_th; hp_rs = hingescrew_shaft_dia/2; -hp_r1 = hp_rs + hingemount_th; +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; @@ -151,8 +177,12 @@ 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 + 0.5 * [0,+1] * hp_k; -hppB = hppM + 0.5 * [0,-1] * hp_k; +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 @@ -163,12 +193,34 @@ 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; +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){ @@ -262,6 +314,31 @@ module ButtonPlan(l, deep, cut){ } } +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]) @@ -351,7 +428,7 @@ module Buttons(){ 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( ) LidButtonishLeg(14, -1) children(); // Flip_rhs(0) LidButtonishLeg(20, +1, 20) children(); } @@ -381,6 +458,17 @@ module OrdinaryRearAperture(rhs,bot, pos){ 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) @@ -388,8 +476,9 @@ module OrdinaryRearApertures(){ rearspeaker_size + rearspeaker_gap); // finger hole to remove phone - OrdinaryRearAperture(1,0, [ fingerpushhole_dias[0]/2 + epp2i[0], - phone[1]/2 ]) + if (len(fingerpushhole_dias)) + OrdinaryRearAperture(1,0, [ fingerpushhole_dias[0]/2 + epp2i[0], + phone[1]/2 ]) scale(fingerpushhole_dias) circle(r= 0.5 ); } @@ -418,6 +507,7 @@ module HingeBaseProfile(){ difference(){ hull(){ circleat(hppB, hp_r1); + circleat(hppE, hp_r1); circleat(epp2o, case_th_bottom); circleat(hppB + [10,0], hp_r1); } @@ -435,13 +525,21 @@ module HingeLeverOuterProfile(){ module HingeLeverInnerProfile(){ for (c = [hppT, hppB]) { hull() - for (x=[0,20]) - translate([x,0]) - circleat(c, hp_rn); - circleat(hppB, hp_rn); + 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]) @@ -451,6 +549,13 @@ module HingePortion(x0,x1){ 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(); @@ -462,7 +567,7 @@ module Case(){ ////toplevel 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); @@ -471,7 +576,6 @@ module Case(){ ////toplevel translate([0,0, -25]) linear_extrude(height = 50) hull() - // Flip_rhs() // actually, we only care about the LH Flip_bot() circleat([+1,-1] * phone_cnr_rad, phone_cnr_rad + case_th_side/2); } @@ -481,7 +585,7 @@ module Case(){ ////toplevel } // slot for keeper - Flip_rhs(1) + Flip_rhs(keeper_side) translate([0, -phone_cnr_rad, 0]) rotate([90, 0, 0]) linear_extrude(height = phone_height + phone_cnr_rad * 2) @@ -500,6 +604,7 @@ module Case(){ ////toplevel Buttons(){ mirror([1,0,0]) rotate([90,0,90]) { + if (!($button_leg_only && enable_support)) intersection(){ translate([0,0,-10]) linear_extrude(height= 20) @@ -507,7 +612,13 @@ module Case(){ ////toplevel if ($button_leg_only) rotate([-90,90,0]) translate([phone_width/2, -400, kppe[1]]) - mirror([$rhsflip,0,0]) cube([400, 800, 50]); + mirror([1-abs($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) @@ -522,6 +633,8 @@ module Case(){ ////toplevel OrdinaryRearApertures(); + MicroUSB(); + // gaps for the lid's hinge arms HingePortion(hex20 - hinge_x_arms_gap, hex21 + hinge_x_arms_gap) @@ -532,6 +645,10 @@ module Case(){ ////toplevel // screw holes in the hinge arms HingeScrews(); + + // catch striker + CatchPortion(catch_width + catch_side_gap*2) + CatchCutProfile(); } } @@ -557,6 +674,10 @@ module Lid(){ ////toplevel // hinge arms HingePortion(hex20, hex21) HingeLidProfile(); + + // catch + CatchPortion(catch_width) + CatchCatchProfile(); } Struts(lpp10[0] + strut_min_at_end, lpp13[1], -case_th_lid); @@ -577,6 +698,10 @@ module HingeLever(){ ////toplevel // bores for the screws HingeScrews(); + + // space for the charging cable + MicroUSB(); + Flip_hinge() MicroUSB(); } } @@ -715,11 +840,6 @@ module TestFrameLidPrint(){ ////toplevel } } -module Keeper(){ ////toplevel - Flip_rhs() - OneKeeper(); -} - module ButtonPlanForDemo(z, deep, cut){ translate([0,0,z]) ButtonPlan(8, deep, cut); @@ -750,18 +870,14 @@ module DemoFrame(){ ////toplevel } module DemoHingedFrame(){ ///toplevel - hinge_origin = [0, -(phone_height - hppB[0]), hppB[1]]; - color("red") TestFrameCase(); translate([0,0, -2*hp_k]) color("blue") intersection(){ Lid(); TestSelectFrame(); } - - translate(hinge_origin) - rotate([180,0,0]) - translate(-hinge_origin) { - color("orange") HingeLever(); - color("black") HingeScrews(); - } + + Flip_hinge(){ + color("orange") HingeLever(); + color("black") HingeScrews(); + } } module DemoHinge(){ ////toplevel @@ -803,6 +919,14 @@ module DemoProfiles(){ ////toplevel 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();