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include <board.scad>
//keyboard();
w_t = 2; // wall thickness
tol = 1.01;
tl = -(tol - 1)/2;
//hole post for supporting PCB
module hole_p() {
translate([0,0,tl * 1.8]) {
cylinder(d=2.7 * .8,h=0.5, $fn=25);
translate([0,0,-8]) cylinder(d=6, h=8);
}
}
/*
* Functional Case bottom
*/
module body() {
//Case body
//carve out hole for general shape of board
difference() {
translate([-w_t, -w_t, -8 -3])
cube([p_w + w_t*2, p_h + w_t *2, 8+1.8+3]);
//board itself
translate([tl * p_w, tl* p_h, tl * 1.8]) cube([p_w * tol, p_h * tol, 1.8 * tol]);
//solder stuff
s_w = p_w - 7.3*2;
s_h = p_h - 7.3 *2;
translate([tl * s_w +7.3, tl* s_h +7.3, tl * 3 - 2])
cube([s_w * tol, s_h * tol, 3 * tol]);
//mounting holes
translate([4.85,16.6,0]) scale([1,1,100])u_hole();
translate([4.85,54.8,0]) scale([1,1,100])u_hole();
translate([p_w-4.85-2.7,54.8,0]) scale([1,1,100])u_hole();
translate([p_w-4.85-2.7,93.8,0]) scale([1,1,100])u_hole();
//mounting hole heads
adj = +2.7/2;
b_h = 13.08 + 8 +3 - (20 - 2) +2;
translate([4.85 +adj,16.6 +adj,-8 -3 -1]) cylinder(d=6, h=b_h+1);
translate([4.85 +adj,54.8 +adj, -8 -3 -1]) cylinder(d=6, h=b_h+1);
translate([p_w-4.85-2.7 +adj,54.8 +adj,-8 -3 -1])cylinder(d=6, h=b_h+1);
translate([p_w-4.85-2.7 +adj,93.8 +adj, -8 -3 -1]) cylinder(d=6, h=b_h+1);
}
//divots and stuff
translate([p_w/2 - 12.9/2,0,]) scale([0.95, .95, 1])divot();
translate([p_w/2 - 12.9/2,p_h,]) rotate([180,0,0]) scale([0.95, .95, 1]) divot();
//mounting hole heads
translate([p_w-32.7,18.1,0]) hole_p();
translate([p_w-108.6,18.1,0]) hole_p();
translate([26.2,18.1,0]) hole_p();
translate([83.4,18.1,0]) hole_p();
translate([31.3,74.9,0]) hole_p();
translate([117.3,74.9,0]) hole_p();
translate([p_w-74.7,74.9,0]) hole_p();
translate([p_w-37.2, p_h-16.7,0]) hole_p();
translate([p_w-131.5, p_h-16.7,0]) hole_p();
}
/*
* Case Bottom with all the decorative cuts
*/
module bottom() {
difference() {
body();
//vevels
translate([0,0,-75])rotate([90,0,0])
cylinder(r=70, h=p_h*20, center=true, $fn=30);
translate([p_w,0,-75])rotate([90,0,0])
cylinder(r=70, h=p_h*20, center=true, $fn=30);
//bottom cut
translate([-w_t,p_h+w_t,-5-8-3]) rotate([-2,0,0])
translate([0,-600,0]) {
translate([p_w/2,600-p_h/2,0])linear_extrude(1+5+3-1)
rotate([0,180,180]){
translate([0,20,0])
text("マイクロスイッチ", halign="center",valign="center", size=10,
font="HanaMinA");
translate([0,-10,0])
text("「微鍵㍿」", halign="center",valign="center", size=30,
font="HanaMinA");
}
translate([50,0,5-1])cube([p_w+2*w_t-2*50,600,3]);
cube([p_w+2*w_t,600,5]);
}
}
}
/*
* Case Top
*/
//spacebar width
space_w = (18+0.9)*8-0.9;
module top() {
//spacebar cover and cutout
difference() {
translate([15.55 + 2.5*(18 + 0.9) -3, -w_t, 9])
cube([space_w +3*2, 8+w_t, 19.32+w_t -9]);
//spacebar stabilizer cutout
space_w = (18+0.9)*8-0.9;
translate([15.55 + 2.5*(18 + 0.9) + tl * space_w, 0, 0])
cube([space_w* tol, 13.46, 17.91 * tol]);
}
difference() {
translate([-w_t,-w_t,1.8])cube([p_w+w_t*2, p_h+w_t*2, 13.08+3-1.8]);
//interior chamfers
translate([0.01 * pl_w,0.01 * (pl_h),13.08-1])
linear_extrude(100) scale([.98,.98,0])
projection() plate();
translate([p_w*80/243,p_h/2, +1010])rotate([90,0,0])
cylinder(r=1000, h=0.98*(pl_h), center=true, $fn=100);
translate([p_w*163/243,p_h/2, +1010])rotate([90,0,0])
cylinder(r=1000, h=0.98*(pl_h), center=true, $fn=100);
translate([p_w/2,p_h/4 , +113])rotate([0,90,0])
cylinder(r=100, h=0.88*(pl_w), center=true, $fn=50);
translate([p_w/2,p_h*3/4 , +113])rotate([0,90,0])
cylinder(r=100, h=0.88*(pl_w), center=true, $fn=50);
//plate void
translate([-1,-1,1.8+3.92 -0.5])
cube([p_w+1*2, p_h+1*2, pl_d +0.5]);
//key void
translate([10,-1,1.8 -1])cube([p_w-10*2, p_h+1*2, 3.92 +1+0.5]);
//front & back bevels
difference() {
f_r = 2;
translate([-w_t -1, -w_t -1, 13.08+3-f_r])
cube([p_w+w_t*2 +2, f_r +1, f_r + 1]);
translate([p_w/2 + 1,f_r-w_t,13.08+3-f_r])rotate([0,90,0])
cylinder(r=f_r, h=(p_w + w_t*2 +2), center=true ,$fn=50);
}
difference() {
f_r = 4;
translate([-w_t -1, p_h + w_t -f_r, 13.08+3-f_r])
cube([p_w+w_t*2 +2, f_r +1, f_r + 1]);
translate([p_w/2 + 1,p_h +w_t - f_r ,13.08+3-f_r])rotate([0,90,0])
cylinder(r=f_r, h=(p_w + w_t*2 +2), center=true ,$fn=50);
}
//spacebar stabilizer cutout
translate([15.55 + 2.5*(18 + 0.9) + tl * space_w, 0, 0])
cube([space_w* tol, 13.46, 17.91 * tol]);
//green led cutout
translate([p_w-16.85-6.08 + 6.04 * tl -1,6.5 + 2.93 * tl -1,9])
cube([6.04 * tol +2*1,2.93 * tol + 2*1,20]);
//mounting holes
translate([4.85,16.6,-1]) scale([1,1,2])u_hole();
translate([4.85,54.8,-1]) scale([1,1,2])u_hole();
translate([p_w-4.85-2.7,54.8,-1]) scale([1,1,3])u_hole();
translate([p_w-4.85-2.7,93.8,-1]) scale([1,1,2])u_hole();
//mounting hole heads
adj = +2.7/2;
translate([4.85 +adj,16.6 +adj,3.92+1.8-2*tol])
cylinder(d=6, h=2*tol);
translate([4.85 +adj,54.8 +adj, 3.92+1.8-2*tol])
cylinder(d=6, h=2*tol);
translate([p_w-4.85-2.7 +adj,54.8 +adj,3.92+1.8-2*tol])
cylinder(d=6,h=2*tol);
translate([p_w-4.85-2.7 +adj,93.8 +adj, 3.92+1.8-2*tol])
cylinder(d=6, h=2*tol);
}
}
/*
* Divide Top into Elft and Right sections
*/
module right() {
difference() {
top();
rotate([0,0,45])
translate([-1000 + p_w/2, -500, -500])
cube([1000,1000,1000 ]);
}
}
module left() {
intersection() {
top();
rotate([0,0,45])
translate([-1000 + p_w/2, -500, -500])
cube([1000,1000,1000 ]);
}
}
/*
* Fin.
*/
//color([1,0,0])left();
color([0,1,0])right();
//top();
color([0,0,1])bottom();
color([1,1,0])keyboard();
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