X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=fairphone-case.scad;h=ba710bd3c9da298aae089186ecf662edb1d7db66;hp=06edd69e2d5bccc6de1921e6d63e4b158b66c23c;hb=4102833288a860f53df35fbd023df44933aec3f0;hpb=2c405abde5f644584651e7a9a8dba11ab849c68a diff --git a/fairphone-case.scad b/fairphone-case.scad index 06edd69..ba710bd 100644 --- a/fairphone-case.scad +++ b/fairphone-case.scad @@ -169,7 +169,8 @@ noisecancelmic_dia = 4.00; 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 ]; @@ -209,6 +210,7 @@ lid_gap_z = 0.25; lid_lip = 1.75; lid_edgepart_width = 5.0; lid_buttoncover_thick = 1.3; +lid_buttoncover_reinf = 1.0; catch_slop = 0.50; @@ -254,13 +256,14 @@ 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; @@ -435,7 +438,7 @@ 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 ]; @@ -449,6 +452,19 @@ 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 @@ -527,7 +543,7 @@ module EdgeProfile(){ module LanyardLanyardProfile(entry=false){ hull(){ - for (xs=[-1,+1] * (entry ? 2 : 1)) + 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); } @@ -539,8 +555,7 @@ module LanyardCurveChannelProfile(){ } module LanyardEntryChannelProfile(){ - translate([0, -ly_r]) - LanyardLanyardProfile(true); + LanyardLanyardProfile(true); } module LanyardMainChannelProfile(){ @@ -553,6 +568,81 @@ module LanyardMainChannelProfile(){ } } +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, @@ -639,6 +729,22 @@ 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 ]) @@ -963,7 +1069,7 @@ module PropProfileAssignments(gamma){ children(); } -module PropProfile(gamma, cut=0, rot=0){ ////toplevel +module PropProfile(gamma, cut=0, rot=0){ PropProfileAssignments(gamma){ //#circleat($prpp3,1); @@ -1111,6 +1217,13 @@ module Case(){ ////toplevel CatchPortion(catch_side_gap*2, epp4[1]) CatchCutProfile(); + // lanyard + Flip_bot(1) + translate([ly_o[0], -(phone_cnr_rad + ly_re), ly_o[1]]) + rotate([0, ly_theta, 0]) + rotate([0,0,90]) + LanyardCutout(lanyard_channel_len); + // prop recess Flip_rhs(1) translate([prop_x_pos,0,0]) @@ -1161,10 +1274,17 @@ module Lid(){ ////toplevel translate([0,0,-10]) linear_extrude(height= 20) ButtonPlan($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(); + } } } @@ -1548,6 +1668,10 @@ module DemoFrame(){ ////toplevel %HingeLever(); } +module DemoLanyardCutout(){ ////toplevel + LanyardCutout(25); +} + module DemoHingedFrame(){ ///toplevel color("red") TestFrameCase(); translate([0,0, -2*hp_k]) @@ -1572,14 +1696,20 @@ module DemoProfiles(){ ////toplevel %EdgeProfile(); KeeperProfile(); translate([0,0,-1]) color("black") KeeperProfile(1); - color("purple") translate(epp2i) - rotate(atan2vector(epp2i - epp1)) { - translate(lanyard_half_dia * 0.5 * [-3,-1]) - LanyardLanyardProfile(); - translate(lanyard_half_dia * 0.5 * [-3,+1]) - translate([0,-1] * case_th_side) - LanyardLanyardProfile(true); + 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(); @@ -1637,8 +1767,9 @@ 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]) {