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fairphone-case: Button cover, fix a bug
[reprap-play.git]
/
fairphone-case.scad
diff --git
a/fairphone-case.scad
b/fairphone-case.scad
index 783d19eb0eab86d236a6c2baeb76616d71ef0a87..68b27da8ae4a2816532a144b25fce530ce38237f 100644
(file)
--- a/
fairphone-case.scad
+++ b/
fairphone-case.scad
@@
-1,7
+1,7
@@
// -*- C -*-
// -*- C -*-
-phone_height = 146.5
- .80
;
-phone_width = 76.75
- .50
;
+phone_height = 146.5;
+phone_width = 76.75;
phone_cnr_rad = 6.0;
phone_cnr_rad = 6.0;
@@
-47,6
+47,8
@@
$fs = 0.1;
button_l_fudge = 4.5;
button_l_fudge = 4.5;
+strut_min_at_end = 1.5;
+
// ---------- calculated ----------
// ----- could be changed -----
// ---------- calculated ----------
// ----- could be changed -----
@@
-148,43
+150,47
@@
module ButtonCoverProfile(){
}
module ButtonPlan(l, deep, cut){
}
module ButtonPlan(l, deep, cut){
- bigger =
- (deep ? lid_buttoncover_overlap : 0) +
- (cut ? 0 : -lid_buttoncover_gap);
-
- d_D1_y =
+ epsilon =
(cut ? 0 : lid_buttoncover_gap);
(cut ? 0 : lid_buttoncover_gap);
+ delta =
+ (deep ? lid_buttoncover_overlap : 0);
+
C = [0,0]; // by definition
T = [ 0, epp4[1] ];
G = T + [0,10];
C = [0,0]; // by definition
T = [ 0, epp4[1] ];
G = T + [0,10];
+
B0 = C + [0,-1] * button_cutout_depth;
B0 = C + [0,-1] * button_cutout_depth;
+ B1 = B0 + [0,1] * epsilon;
+
r0 = 0.5 * (T[1] - B0[1]);
A = [ -(l + button_l_fudge)/2 + r0, 0.5 * (T[1] + B0[1]) ];
r0 = 0.5 * (T[1] - B0[1]);
A = [ -(l + button_l_fudge)/2 + r0, 0.5 * (T[1] + B0[1]) ];
- r1 = r0 + bigger;
- // | D1 - A | = r1 * 2
- // D1_y = T_y - r1 + d_D1_y
- // => 4 * r1^2 = (r1-r0 + d_D1_y)^2 + (D1_x - A_x)^2
- // => D1_x = A_x + v/~ [ 4 * r1^2 - (r1-r0 + d_D1_y)^2 ]
- D1 = [ A[0] - sqrt( 4*r1*r1 - pow(bigger + d_D1_y, 2) ),
- T[1] - r1 + d_D1_y ];
- E1 = 0.5 * (D1 + A);
- F1 = D1 + [0,10];
+ H = A + [0,-1] * delta;
+
+ D = A + [-2,0] * r0;
+ F = D + [0,10];
+
+ E0 = 0.5 * (D + A);
+ E1 = E0 + [1,0] * epsilon;
+
+ I0 = [ E0[0], H[1] ];
+ I1 = [ E1[0], H[1] ];
hull(){
for (m=[0,1]) mirror([m,0])
hull(){
for (m=[0,1]) mirror([m,0])
- circleat(
A, r1
);
+ circleat(
H, r0 - epsilon
);
}
for (m=[0,1]) mirror([m,0]) {
difference(){
polygon([ E1,
}
for (m=[0,1]) mirror([m,0]) {
difference(){
polygon([ E1,
- A,
- B0,
+ I1,
+ H,
+ B1,
G,
G,
- F
1
,
- D
1
+ F,
+ D
]);
]);
- circleat(D
1, r1
);
+ circleat(D
, r0 + epsilon
);
}
}
}
}
}
}
@@
-245,6
+251,16
@@
module AroundEdges(fill_zstart, fill_th, fill_downwards=0){
[phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
}
[phone_width, -phone_height] + [-1,+1] * phone_cnr_rad);
}
+module SideButton(y,l){
+ $button_l= l;
+ translate([0, -y, 0])
+ children();
+}
+
+module Buttons(){
+ CaseBase_rhsflip([1]) SideButton(20.6, 8.8) children(); // power
+}
+
module Struts(x_start, z_min, th){
// if th is negative, starts at z_min and works towards -ve z
// and object should then be printed other way up
module Struts(x_start, z_min, th){
// if th is negative, starts at z_min and works towards -ve z
// and object should then be printed other way up
@@
-254,8
+270,8
@@
module Struts(x_start, z_min, th){
z_min])
mirror([0,0, th<0 ? 1 : 0])
translate([0,
z_min])
mirror([0,0, th<0 ? 1 : 0])
translate([0,
- -phone_height * i / (case_struts_count+1),
- case_struts_solid_below])
+
-phone_height * i / (case_struts_count+1),
+
case_struts_solid_below])
linear_extrude(height= abs(th)
-(case_struts_solid_below+case_struts_solid_above))
rectfromto([ x_start, -0.5 * case_struts_width ],
linear_extrude(height= abs(th)
-(case_struts_solid_below+case_struts_solid_above))
rectfromto([ x_start, -0.5 * case_struts_width ],
@@
-309,15
+325,42
@@
module Case(){ ////toplevel
// struts (invisible, because they're buried in the case)
Struts(epp2i[0], epp2i[1] - case_th_bottom, case_th_bottom);
// struts (invisible, because they're buried in the case)
Struts(epp2i[0], epp2i[1] - case_th_bottom, case_th_bottom);
+
+ Buttons(){
+ mirror([1,0,0])
+ rotate([90,0,90]) {
+ translate([0,0,-10])
+ linear_extrude(height= 20)
+ ButtonPlan($button_l, 0,1);
+ translate([0,0, -bppR[0]])
+ linear_extrude(height= 20)
+ ButtonPlan($button_l, 1,1);
+ }
+ }
}
}
module Lid(){ ////toplevel
difference(){
union(){
}
}
module Lid(){ ////toplevel
difference(){
union(){
-
%
AroundEdges(lpp10[1], lpp13[1] - lpp10[1], 0)
+ AroundEdges(lpp10[1], lpp13[1] - lpp10[1], 0)
LidEdgeProfile();
LidEdgeProfile();
+
+ // button covers
+ Buttons(){
+ intersection(){
+ rotate([90,0,90])
+ translate([0,0,-10])
+ linear_extrude(height= 20)
+ ButtonPlan($button_l, 0,0);
+ rotate([90,0,0])
+ translate([0,0,-100])
+ linear_extrude(height= 200)
+ ButtonCoverProfile();
+ }
+ }
}
}
+ Struts(lpp10[0] + strut_min_at_end, lpp13[1], -case_th_lid);
}
}
}
}
@@
-377,9
+420,8
@@
module Keeper(){ ////toplevel
OneKeeper();
}
OneKeeper();
}
-module ButtonPlanForDemo(colour, z, deep, cut){
- color(colour)
- translate([0,0,z])
+module ButtonPlanForDemo(z, deep, cut){
+ translate([0,0,z])
ButtonPlan(8, deep, cut);
}
ButtonPlan(8, deep, cut);
}
@@
-403,9
+445,9
@@
module DemoProfiles(){ ////toplevel
}
translate([-20,0]) {
}
translate([-20,0]) {
-
ButtonPlanForDemo("grey", -1
, 0,1);
-
ButtonPlanForDemo("blue", -2, 1,0
);
-
ButtonPlanForDemo("red", -3, 1,1
);
+
color("black") ButtonPlanForDemo(-2
, 0,1);
+
color("red" ) ButtonPlanForDemo(-4, 1,1
);
+
color("blue") ButtonPlanForDemo(-6, 1,0
);
}
}
}
}