X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=fairphone-case.scad;h=71c8625174761ea560682d0f1164af9d168d6cb8;hb=753b88e53f96813cab2091cd941d8ec82a32b63f;hp=600b18f0f80840d9451677fca8b4da08162fcba4;hpb=0391eb5230c5b4a7710a5ebd4a108e21734da934;p=reprap-play.git diff --git a/fairphone-case.scad b/fairphone-case.scad index 600b18f..71c8625 100644 --- a/fairphone-case.scad +++ b/fairphone-case.scad @@ -26,7 +26,7 @@ phone_backside_slope_outer = 1.0; // larger means shallower camera_pos_tl = [ 6.450, 12.750 ]; // measured from tl corner camera_pos_br = [ 22.300, 37.600 ]; // tl/br as seen from back -jack_pos = [ 14.38, 7.96 ]; +jack_pos = [ 13.83, 8.485 ]; jack_dia = 10.64 + .5; // some jack I had lying around noisecancelmic_pos = [ 19.54, 7.37 ]; // from rhs @@ -117,7 +117,7 @@ prop_recess_slop = 0.200; // each side prop_end_dia = 0.5; prop_main_th = 3; prop_taper_len = 6; -prop_main_width = 3; +prop_main_width = 4; prop_side_gap = 0.75; // each side prop_lidrecess_behind = 0.75; prop_caserecess_behind = 0.75; @@ -189,6 +189,9 @@ bppO = [ bppN[0], bppP[1] ]; bppL = lpp10 + [5,0]; bppK = [ bppL[0], bppN[1] ]; bppJ = [ bppN[0], bppL[1] ]; +bppU = [ bppJ[0], lpp12[1] ]; +bppV = lpp11; +bppW = lpp10; // hinge plan hp_rn = hingescrew_nut_dia/2; @@ -263,8 +266,8 @@ prcp2 = [ epp4[0] + prop_buildout_less, prop_caserecess_buildout_r = -1; // prcp2[0] - epp2o[0]; -prcp1 = [ epp2o[0], - epp2i[1] - prc_r3 ]; +prcp1 = [ epp2o[0] + prc_r3 + prop_caserecess_behind, + epp2i[1] - prc_r3 - prop_recess_under]; // prop recess in lid @@ -277,10 +280,10 @@ prlp10 = lpp10 + [1,1] * prl_r10o // prop -prpp10 = [0,0]; -prpp11 = [0, prop_taper_len]; +$prpp10 = [0,0]; +$prpp11 = [0, prop_taper_len]; -prp_r10 = prl_r10; +$prp_r10 = prl_r10; // ---------- modules ---------- @@ -321,7 +324,9 @@ module LidEdgeProfile(){ module ButtonCoverProfile(){ intersection(){ - polygon([ bppM, bppP, bppO, bppJ, bppL, bppK ]); + polygon(concat([ bppM, bppP, bppO, bppJ ], + (enable_support ? [ bppU, bppV, bppW ] : []), + [ bppL, bppK ])); hull(){ EdgeProfile(); LidEdgeProfile(); @@ -584,19 +589,30 @@ module HingeLeverOuterProfile(){ } module HingeLeverInnerProfile(){ - for (c = [hppT, hppB]) { - hull() + for (s = [-1,+1]) { + c = s > 0 ? hppT : hppB; + translate(c) + mirror([0,0,s>0]) + rotate(-s * 45) + hull() for (x=[-20,20]) - for (y=[0, c[1] - hppM[1]]) + for (y=[0, s * 10]) translate([x,y]) - circleat(c, hp_rn); + circle(hp_rn); } } -module Flip_hinge(){ +module HingeLeverNutProfile(){ + for (c= [hppB, hppT]) { + translate(c) + circle($fn=6, r= 0.5 * hingescrew_nut_across / cos(30)); + } +} + +module Flip_hinge(doflip=1){ hinge_origin = [0, -(phone_height - hppB[0]), hppB[1]]; translate(hinge_origin) - rotate([180,0,0]) + rotate([doflip*180,0,0]) translate(-hinge_origin) children(); } @@ -624,78 +640,85 @@ module CaseBase(){ function prop_x(gamma) = hp_k / (2 * sin(gamma/2)) - hppT[0]; -module PropProfile(gamma, cut=0, rot=0){ ////toplevel +module PropProfileAssignments(gamma){ // https://en.wikipedia.org/wiki/Solution_of_triangles#Two_sides_and_the_included_angle_given_(SAS) x = prop_x(gamma); - p = phone_height - prlp10[0] - hppB[0]; + p = phone_height + prlp10[0] - hppB[0]; b = p + x; - q = phone_height - hppT[0]; // prpp7[0] is 0 by definition + q = phone_height - hppT[0] - prcp1[0]; // $prpp7[0] is 0 by definition a = q + x; c = sqrt(a*a + b*b - 2*a*b*cos(gamma)); - alpha = acos( (b*b + c*c - a*a) / (2*b*c) ); + $prp_alpha = acos( (b*b + c*c - a*a) / (2*b*c) ); - theta = 90 - alpha; - beta = 180 - alpha - gamma; + $prp_theta = 90 - $prp_alpha; + beta = 180 - $prp_alpha - gamma; psi = 90 - beta; - echo("abc", a,b,c); + //echo("abc", a,b,c); v1 = [ [ cos(psi), -sin(psi) ], // x [ sin(psi), cos(psi) ] ]; // y - prpp7 = [0, c + (lpp13[1] - prpp10[1]) ]; + $prpp7 = [0, c + (lpp13[1] - $prpp10[1] - hp_k) ]; - prp_r1 = prc_r1; - prp_r11 = prop_main_th/2; + $prp_r1 = prc_r1; + $prp_r11 = prop_main_th/2; - prpp1 = prpp7 + [1,0] * + $prpp1 = $prpp7 + [1,0] * // this is approximate, but will do - (prop_main_th/2 + prop_prop_gap + prcp1[0] - epp4[0]); - prpp3 = prpp1 + - v1[0] * -prp_r1 + + (prop_main_th/2 + prop_prop_gap + prcp1[0] - cppA[0]); + $prpp3 = $prpp1 + + v1[0] * -$prp_r1 + v1[1] * ((prcp2[1] - prcp1[1]) - prop_prop_gap); - prpp12 = prpp3 + v1[0] * - (prop_end_dia + prop_caserecess_taper * (prpp1[1] - prpp3[1])); - prp_r8 = prop_main_th; - prpp4 = [ prop_main_th/2, prpp3[1] ]; - prp_r5 = prp_r8; - prpp5 = [ prpp12[0] - prp_r5, - prpp3[1] - prop_prong_h + prp_r5 ]; - prpp6 = prpp4 + [0,-1] * (prop_prong_h + - prop_prong_heel_slope * (prpp5[0] - prpp4[0])); - prpp8 = prpp4 + [0,-1] * prp_r8; - prpp9 = prpp8 + [-1,0] * prp_r8; - - //#circleat(prpp3,1); - //#circleat(prpp12,1); - - if (!cut) { - hull(){ - translate(prpp8) - intersection(){ - circle(prp_r8); - polygon([[-20,-0], [0,0], [20,20]]); - } - rectfromto(prpp6, prpp9); - translate(prpp5) intersection(){ - circle(prp_r5); - polygon([[-10,-10], [0,0], [10,0]]); + $prpp12 = $prpp3 + v1[0] * + (prop_end_dia + prop_caserecess_taper * ($prpp1[1] - $prpp3[1])); + $prp_r8 = prop_main_th; + $prpp4 = [ prop_main_th/2, $prpp3[1] ]; + $prp_r5 = $prp_r8; + $prpp5 = [ $prpp12[0] - $prp_r5, + $prpp3[1] - prop_prong_h + $prp_r5 ]; + $prpp6 = $prpp4 + [0,-1] * (prop_prong_h + + prop_prong_heel_slope * ($prpp5[0] - $prpp4[0])); + $prpp8 = $prpp4 + [0,-1] * $prp_r8; + $prpp9 = $prpp8 + [-1,0] * $prp_r8; + + children(); +} + +module PropProfile(gamma, cut=0, rot=0){ ////toplevel + PropProfileAssignments(gamma){ + + //#circleat($prpp3,1); + //#circleat($prpp12,1); + + if (!cut) { + hull(){ + translate($prpp8) + intersection(){ + circle($prp_r8); + polygon([[-20,-0], [20,20], [0,0]]); + } + rectfromto($prpp6, $prpp9); + translate($prpp5) intersection(){ + circle($prp_r5); + polygon([[-10,-10], [0,0], [10,0]]); + } + rectfromto($prpp12 + [0,-0.1], $prpp3); + } + hull(){ + circleat($prpp1, $prp_r1); + rectfromto($prpp12 + [0,-0.1], $prpp3); } - rectfromto(prpp12 + [0,-0.1], prpp3); - } - hull(){ - circleat(prpp1, prp_r1); - rectfromto(prpp12 + [0,-0.1], prpp3); } - } - // main shaft - rotate([0,0, rot*-theta]){ - hull(){ - extra = cut ? prop_recess_slop : 0; - rectfromto(prpp6, prpp9); - circleat(prpp11, prp_r11 + extra); - circleat(prpp10, prp_r10 + extra); + // main shaft + rotate([0,0, rot*-$prp_theta]){ + hull(){ + extra = cut ? prop_recess_slop : 0; + rectfromto($prpp6, $prpp9); + circleat($prpp11, $prp_r11 + extra); + circleat($prpp10, $prp_r10 + extra); + } } } } @@ -814,9 +837,9 @@ module Case(){ ////toplevel // prop recess Flip_rhs(1) translate([prop_x_pos,0,0]) + mirror([0,1,0]) rotate([90,0,90]) linextr(-prop_recess_hw, +prop_recess_hw) - mirror([1,0]) hull(){ for (d=[ [0,0], [0,-1], [+1,-1/prop_caserecess_taper] ]) circleat(prcp1 + 20*d, @@ -859,9 +882,9 @@ module Lid(){ ////toplevel // prop recess translate([prop_x_pos, -prlp10[0], prlp10[1]]) + mirror([0,1,0]) rotate([90,0,90]) linextr(-prop_recess_hw, +prop_recess_hw) - mirror([1,0]) hull() for (pa = prop_angles) PropProfile(pa, 1,1); @@ -888,7 +911,7 @@ module HingeLever(){ ////toplevel } module HingeLeverPrint(){ ////toplevel - rotate([90,0,0]) + rotate([-90,0,0]) HingeLever(); } @@ -1019,6 +1042,15 @@ module TestFrameCase(){ ////toplevel } } +module TestTopApertures(){ ////toplevel + intersection(){ + Case(); + TestSelectFrame(); + translate([-100, -35, -100]) + cube([400, 100, 200]); + } +} + module TestFrameLidPrint(){ ////toplevel rotate([0,180,0]) intersection(){ Lid(); @@ -1057,28 +1089,37 @@ module DemoPropAngleSelect(c){ } module DemoPropAngle(ang){ - hL = [0, -(phone_height - hppT[0]), hppT[1]]; - hC = [0, -(phone_height - hppB[0]), hppB[1] + hp_k*2]; + hL = [0, -(phone_height - hppT[0]), hppT[1] - hp_k*2]; + hC = [0, -(phone_height - hppB[0]), hppB[1]]; - DemoPropAngleSelect("red") Case(); - - translate([0,0, -hp_k*2]) - translate(hC) - rotate([-ang/2,0,0]) - translate(-hC) - translate(hL) - rotate([-ang/2,0,0]) + translate(hL) + rotate([ang/2,0,0]) translate(-hL) - DemoPropAngleSelect("blue") Lid(); + translate(hC) + rotate([ang/2,0,0]) + translate(-hC) { + DemoPropAngleSelect("red") Case(); + + color("orange") + translate([prop_x_pos, -prcp1[0], prcp1[1]]) + PropProfileAssignments(ang) { + echo($prpp1); + rotate([-$prp_theta, 0, 0]) + translate([0, $prpp1[0], -$prpp1[1]]) + rotate([90,0,-90]) + Prop(); + } + } - color("orange") - translate([prop_x_pos, -prlp10[0], prlp10[1]]) - rotate([90,0,90]) - Prop(); + translate([0,0, -hp_k*2]) + DemoPropAngleSelect("blue") + Lid(); } module DemoPropAngles(){ ////toplevel - DemoPropAngle(15); + for (i=[0 : len(prop_angles)-1]) + translate(i * [0, -100, 100]) + DemoPropAngle(prop_angles[i]); } module DemoFrame(){ ////toplevel