X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=fairphone-case.scad;h=d83c53474f4b548972d672539cecb5210bf28c8b;hp=459b3969c582cd2c60c9ca0b132a642dad580163;hb=1e5609f5812a3103813be78c322b383c8a13d35b;hpb=0f42a92da4b68c4718d5853f460b0d4955ee44b9 diff --git a/fairphone-case.scad b/fairphone-case.scad index 459b396..d83c534 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 ]; @@ -251,13 +255,16 @@ rearspeaker_gap = [ 2.0, 2.0 ]; // each side catch_len = 7.5; catch_width = 15; -catch_thickness = 1.0; +catch_thickness = 1.3; catch_side_gap = 0.75; // each side -catch_depth = 0.75; +catch_depth = 1.25; catch_height = 0.35; catch_finger_height = 1.5; catch_finger_depth = 2.5; +catch_catch_slope = 0.25; + +catch_topcurve_r = 5.0; prop_recess_under = 0.50; prop_recess_slop = 0.200; // each side @@ -430,7 +437,7 @@ 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 ]; @@ -441,6 +448,23 @@ 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; @@ -516,6 +540,108 @@ 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, @@ -851,10 +977,26 @@ module HingePortion(x0,x1){ module CatchPortion(xwidth, ztop){ width = catch_width + xwidth; - translate([phone_width/2, 0,0]) - rotate([90,0,-90]) - linextr(-width/2, width/2) - children(0); + 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(){ @@ -910,7 +1052,7 @@ module PropProfileAssignments(gamma){ children(); } -module PropProfile(gamma, cut=0, rot=0){ ////toplevel +module PropProfile(gamma, cut=0, rot=0){ PropProfileAssignments(gamma){ //#circleat($prpp3,1); @@ -1058,6 +1200,13 @@ module Case(){ ////toplevel 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]) @@ -1495,6 +1644,10 @@ module DemoFrame(){ ////toplevel %HingeLever(); } +module DemoLanyardCutout(){ ////toplevel + LanyardCutout(25); +} + module DemoHingedFrame(){ ///toplevel color("red") TestFrameCase(); translate([0,0, -2*hp_k]) @@ -1519,6 +1672,26 @@ 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();