X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=fairphone-case.scad;h=4daf80736ad901006c1ea1bdc78c7bc2bad8f63f;hp=16a9bd613572a7bb1d99847e1e98156fa36838c5;hb=6562f4b2558c850a0c98b71971b2569b401d4a95;hpb=5ea2ddae765bf5d7aaf8c52527e66f27485f5c97 diff --git a/fairphone-case.scad b/fairphone-case.scad index 16a9bd6..4daf807 100644 --- a/fairphone-case.scad +++ b/fairphone-case.scad @@ -118,6 +118,7 @@ // this case will meet your needs. include +include phone = [ 75.0, 145.0 ]; @@ -167,6 +168,9 @@ noisecancelmic_dia = 4.00; //fingerpushhole_dias = [ 15, 18 ]; fingerpushhole_dias = []; +lanyard_half_dia = 1.15; +lanyard_entry_rel_breadth = 2; +lanyard_channel_len = 15; rearspeaker_pos_bl = [ 12.64, 18.72 ]; rearspeaker_size = [ 3.76, 7.36 ]; @@ -176,7 +180,7 @@ microusb_width = 16.12 + 1.25; case_th_bottom = 2.5; case_th_lid = 3.0; -case_th_side = 2; +case_th_side = 2.3; case_th_lip = 1.2; lid_screen_gap_extra = .66; @@ -204,8 +208,9 @@ case_lip = 1.25; lid_gap_x = 0.25; lid_gap_z = 0.25; lid_lip = 1.75; - -catch_slop = 0.50; +lid_edgepart_width = 5.0; +lid_buttoncover_thick = 1.3; +lid_buttoncover_reinf = 0.65; foldover_gap = 0.50; foldover_lever_gap = 0.50; @@ -247,15 +252,21 @@ hinge_r_arms_gap = 0.55; rearspeaker_gap = [ 2.0, 2.0 ]; // each side -catch_len = 7.5; +catch_slop = -0.75; + +catch_len = 4.5; catch_width = 15; -catch_thickness = 1.0; +catch_thickness = 1.3; catch_side_gap = 0.75; // each side catch_depth = 0.75; catch_height = 0.35; catch_finger_height = 1.5; catch_finger_depth = 2.5; +catch_catch_slope = 2.00; +catch_close_slope = 3.00; + +catch_topcurve_r = 5.0; prop_recess_under = 0.50; prop_recess_slop = 0.200; // each side @@ -270,6 +281,8 @@ prop_caserecess_taper = 0.45; // one side only prop_prop_gap = 0.5; prop_prong_heel_slope = 0.5; +lid_fold_clearance_antislop = 0.5; + // ---------- calculated ---------- phone_width = (phone + bumper*2)[0]; @@ -316,7 +329,7 @@ kppa = [ kppb[0], kppf[1] ]; lpp10 = [ epp5[0] + lid_gap_x, kppc[1] + lid_gap_z ]; lpp11 = [ lpp10[0], epp5[1] + lid_gap_z ]; -lpp14 = lpp10 + [1,0] * keeper_inner_width; +lpp14 = lpp10 + [1,0] * max(keeper_inner_width, lid_edgepart_width); // exact x posn not very important; must extend past end of keeper lpp15 = [ lpp14[0], @@ -338,7 +351,7 @@ case_bottom_z = epp2o[1] - case_th_bottom; // button profile bppM = epp4 + [0,5]; -bppN = [ 0.5 * (epp0[0] + epp4[0]), bppM[1] ]; +bppN = [ bppM[0] + lid_buttoncover_thick, bppM[1] ]; bppR = [ bppN[0] + lid_buttoncover_gap, -button_cutout_depth ]; bppS = [ epp1[0], bppR[1] ]; bppQ = [ bppM[0], bppR[1] - lid_buttoncover_overlap ]; @@ -351,6 +364,8 @@ bppU = [ bppJ[0], lpp12[1] ]; bppV = lpp11; bppW = lpp10; +echo("BUTTON COVER TH", bppO[0] - bppP[0]); + // notification led aperture nla_r0 = led_aperture/2; @@ -408,6 +423,12 @@ chk(hex22, 10.9975); chk(hex23, 13.74); chk(hex24, 18.75); +lid_fold_clearance_skew = + (lpp10[1] - hppB[1]) / + (lpp10[0] - hppB[0]); + +echo("SK",lid_fold_clearance_skew); + // catch cppJ = [ epp4[0] + catch_thickness, lpp10[1] ]; @@ -418,9 +439,9 @@ 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; +cppT = cppS + [1, -catch_catch_slope] * catch_depth; cppU = cppT + [0,-1] * catch_height; -cppV = [ cppS[0], cppU[1] - catch_depth ]; +cppV = [ cppS[0], cppU[1] - catch_depth * catch_close_slope ]; cppR = 0.5*(cppP + cppJ); @@ -429,6 +450,23 @@ cppQ = [ cppR[0], cppV[1] - (catch_finger_height - cp_rQ) ]; cppF = [ cppV[0] + catch_finger_depth, cppC[1] ]; +// lanyard + +ly_r = lanyard_half_dia / 2; +ly_rc = ly_r * 2; + +ly_theta = -atan2vector(epp2i - epp1); +ly_o = epp2i + 3 * ly_r * unitvector2d(epp1 - epp2i); + +max_case_bottom_edge_thickness = + case_th_bottom + + sin(ly_theta) * (epp2i-epp2o)[0]; + +ly_q_z = -(ly_rc + ly_r); +ly_re = max_case_bottom_edge_thickness - (-ly_q_z); + +ly_oec_y = lanyard_entry_rel_breadth * ly_r; + // prop recess in case prop_x_pos = phone_width/2; @@ -504,6 +542,108 @@ module EdgeProfile(){ } } +module LanyardLanyardProfile(entry=false){ + hull(){ + for (xs=[-1,+1] * (entry ? lanyard_entry_rel_breadth : 1)) + translate(xs * 0.5 * lanyard_half_dia * [1,0]) + circle(r= lanyard_half_dia/2); + } +} + +module LanyardCurveChannelProfile(){ + translate([0, -ly_r]) + LanyardLanyardProfile(); +} + +module LanyardEntryChannelProfile(){ + LanyardLanyardProfile(true); +} + +module LanyardMainChannelProfile(){ + LanyardCurveChannelProfile(); + difference(){ + square(center=true, ly_r * [6, 2]); + for (xs=[-1,+1]) + translate(ly_r * [3 * xs, -1]) + circle(r = ly_r); + } +} + +module LanyardEntryOuterProfile(){ + circleat([ly_re + ly_r, 0], ly_re); +} + +module LanyardEntry(){ + q_z = ly_q_z; + oec_y = ly_oec_y; + + d_x = -ly_rc; + + translate([d_x, 0, q_z]) { + intersection(){ + rotate([90,0,0]) + rotate_extrude(convexity=10) + rotate(90) + translate([0, -q_z]) + LanyardCurveChannelProfile(); + translate([0,-10,0]) + cube([20,20,20]); + } + } + + mirror([0,0,1]) + translate([0,0,-1]) + linear_extrude(height=20) + rotate(-90) + LanyardEntryChannelProfile(); + + translate([0, ly_r*2, 0]) + rotate([90,0,0]) + linear_extrude(height = ly_r*4){ + difference(){ + rectfromto([d_x, q_z], [ly_r, 0]); + circleat([d_x, q_z], ly_rc); + } + } + + translate([0,0,q_z]){ + for (my=[0,1]) + mirror([0,my,0]){ + translate([0, oec_y, 0]){ + difference(){ + translate(ly_re * [-1,0,-2]) + cube(ly_re * [2,1,2]); + rotate_extrude(convexity=10) + LanyardEntryOuterProfile(); + } + } + } + difference(){ + translate([-ly_re, -(oec_y + 0.01), -2*ly_re]) + cube([ly_re*2, 2*(oec_y + 0.01), 2*ly_re]); + for (mx=[0,1]) + mirror([mx,0,0]) + rotate([90,0,0]) + translate([0,0,-10]) + linear_extrude(height=20) + LanyardEntryOuterProfile(); + } + } +} + +module LanyardCutout(l){ + rotate([0,-90,0]) + linear_extrude(height=l) + rotate(-90) + LanyardMainChannelProfile(); + + for (ee=[0,1]){ + translate(ee * l * [-1,0]) + mirror([ee,0,0]) + LanyardEntry(); + } +} + module LidEdgeProfile(){ polygon([ lpp10, lpp11, @@ -521,6 +661,16 @@ module LidEdgeProfile(){ } } +module LidEdgeFoldClearanceProfile(){ + translate([-lid_fold_clearance_antislop, 0]) + polygon([ lpp10, + lpp11, + lpp11 + [-20, 0], + lpp11 + [-20, 20], + lpp11 + [+20, 20], + lpp10 + [+20, 0] ]); +} + module ButtonCoverProfile(){ intersection(){ polygon(concat([ bppM, bppP, bppO, bppJ ], @@ -580,6 +730,22 @@ module ButtonPlan(l, deep, cut){ } } +module ButtonCoverReinf(){ ////toplevel + minkowski(){ + rotate([90,0,0]) + linear_extrude(height=0.01) + intersection(){ + ButtonCoverProfile(); + translate([bppJ[0] + 0.1, -50]) mirror([1,0]) + square([100,100]); + } + mirror([0,0,1]) linear_extrude(height=0.01) intersection(){ + circle(r= lid_buttoncover_reinf); + translate([-20,0]) square(40, center=true); + } + } +} + module CatchCatchProfile(){ hull(){ for (c=[ cppR, cppQ ]) @@ -824,14 +990,31 @@ module HingePortion(x0,x1){ mirror([1,0,0]) rotate([90,0,-90]) linear_extrude(height=x1-x0) - children(0); + children(); } -module CatchPortion(width){ - translate([phone_width/2, 0,0]) - rotate([90,0,-90]) - linextr(-width/2, width/2) - children(0); +module CatchPortion(xwidth, ztop){ + width = catch_width + xwidth; + w = width + catch_topcurve_r*2 + 1; + translate([phone_width/2, 0,0]){ + difference(){ + rotate([90,0,-90]) + linextr(-w/2, w/2) + children(0); + translate([0, 50, 0]) + rotate([90,0,0]) + linear_extrude(height=100){ + for (m=[0,1]) mirror([m,0,0]) { + hull(){ + translate([w/2, ztop - catch_topcurve_r]) + circle(catch_topcurve_r); + translate([w/2, -50]) + square(catch_topcurve_r*2, center=true); + } + } + } + } + } } module CaseBase(){ @@ -887,7 +1070,7 @@ module PropProfileAssignments(gamma){ children(); } -module PropProfile(gamma, cut=0, rot=0){ ////toplevel +module PropProfile(gamma, cut=0, rot=0){ PropProfileAssignments(gamma){ //#circleat($prpp3,1); @@ -1032,9 +1215,16 @@ module Case(){ ////toplevel HingeScrews(); // catch striker - CatchPortion(catch_width + catch_side_gap*2) + CatchPortion(catch_side_gap*2, epp4[1]) CatchCutProfile(); + // lanyard + Flip_bot(1) + translate([ly_o[0], -(phone_cnr_rad + ly_re), ly_o[1]]) + rotate([0, ly_theta, 0]) + rotate([0,0,90]) + LanyardCutout(lanyard_channel_len); + // prop recess Flip_rhs(1) translate([prop_x_pos,0,0]) @@ -1055,11 +1245,28 @@ module LidAdhocMultiprintFrame(phase){ } } +module LidAroundEdges(){ + AroundEdges(lpp15[1], lpp13[1] - lpp15[1], 0) + children(); +} + module Lid(){ ////toplevel + skew_centre = [0, lpp11[0], lpp11[1]]; difference(){ union(){ - AroundEdges(lpp10[1], lpp13[1] - lpp10[1], 0) - LidEdgeProfile(); + intersection(){ + LidAroundEdges() + LidEdgeProfile(); + + translate(skew_centre) + multmatrix([[ 1, 0, 0, 0 ], + [ 0, 1, -lid_fold_clearance_skew, 0 ], + [ 0, 0, 1, 0 ], + [ 0, 0, 0, 1 ]]) + translate(-skew_centre) + LidAroundEdges() + LidEdgeFoldClearanceProfile(); + } // button covers Buttons(){ @@ -1068,18 +1275,28 @@ module Lid(){ ////toplevel translate([0,0,-10]) linear_extrude(height= 20) ButtonPlan($button_l, 1,0); - rotate([90,0,0]) - translate([0,0,-100]) - linear_extrude(height= 200) - ButtonCoverProfile(); + union(){ + rotate([90,0,0]) + translate([0,0,-100]) + linear_extrude(height= 200) + ButtonCoverProfile(); + hull() + for (y= [-1,+1] * (($button_l + button_l_fudge)/2 + - lid_buttoncover_reinf)) + translate([0,y,0]) + ButtonCoverReinf(); + } } } // hinge arms - HingePortion(hex20, hex21) HingeLidProfile(); + HingePortion(hex20, hex21) { + LidEdgeProfile(); + HingeLidProfile(); + } // catch - CatchPortion(catch_width) + CatchPortion(0, lpp12[1]) CatchCatchProfile(); } Struts(lpp10[0] + strut_min_at_end, lpp13[1], -case_th_lid); @@ -1423,7 +1640,7 @@ module DemoHingeAngle(ang1,ang2){ } module DemoHingeAngles(){ ////toplevel - angles = [ 0, 6, 12, 16, 24, 36 ]; + angles = [ 0, 4, 8, 12 ]; echo("angles",angles); for (i=[0 : len(angles)-1]) { translate(i * [0, 0, 30]) { @@ -1452,6 +1669,10 @@ module DemoFrame(){ ////toplevel %HingeLever(); } +module DemoLanyardCutout(){ ////toplevel + LanyardCutout(25); +} + module DemoHingedFrame(){ ///toplevel color("red") TestFrameCase(); translate([0,0, -2*hp_k]) @@ -1476,6 +1697,26 @@ module DemoProfiles(){ ////toplevel %EdgeProfile(); KeeperProfile(); translate([0,0,-1]) color("black") KeeperProfile(1); + translate(ly_o){ + rotate(-ly_theta){ + translate([0,0,+1]) color("purple") LanyardMainChannelProfile(); + translate([0,0,+2]) color("red") LanyardCurveChannelProfile(); + translate([0, ly_q_z]){ + translate([0,0,-1]) color("blue") LanyardEntryChannelProfile(); + translate([ly_oec_y,0,-2]) color("black") LanyardEntryOuterProfile(); + } + } + } + translate([0,0,-5]) color("white") translate(epp2i) + rotate(-ly_theta) + rectfromto([-15, 0], + [+15, -max_case_bottom_edge_thickness]); + + translate([0,20]) { + LanyardMainChannelProfile(); + translate([0,0,1]) color("purple") LanyardCurveChannelProfile(); + translate([0,0,-1]) color("red") LanyardEntryChannelProfile(); + } translate([20,0]) { LidEdgeProfile(); @@ -1527,8 +1768,9 @@ module DemoProfiles(){ ////toplevel %EdgeProfile(); %LidEdgeProfile(); //translate([0,0,1]) CatchCutProfile(); + translate([0,0,+1]) color("red") + difference(){ EdgeProfile(); CatchCutProfile(); } color("blue") CatchCatchProfile(); - color("red") difference(){ EdgeProfile(); CatchCutProfile(); } } translate([40,-30]) {