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stmbl/hw/tools/sheet_metal_case.scad
crinq 635673479c v4 sheet metal case wip
2018-04-04 18:53:10 +02:00

208 lines
8.6 KiB
OpenSCAD
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include <stmbl.scad>;
translate([88, 0, - 52.25 - 8 - 2.5 - 1.6]) stmbl();
wall_t = 1;
gap_w = 1;
bend_a = 0.0;
bridge_w = 1.5;
slot_l = 25;
bend = 1;
corner_r = 0.5;
c = "grey";
space = 0.25;
pcb_t = 1.6;
heatsink_l = 104.5;
heatsink_w = 46;
case_h = 69;
led_r = 0.5;
$fn = 20;
module bend_gap(l){
l1 = l - gap_w - bridge_w;
num_slots = max(floor(l1 / slot_l), 1);
slot_l1 = l1 / num_slots;
color(c) translate([0, 0, -1]){
cylinder(r = gap_w / 2, h = wall_t + 2);
translate([l, 0, 0]) cylinder(r = gap_w / 2, h = wall_t + 2);
for(a = [0:num_slots - 1]){
translate([a * slot_l1, 0, 0]){
hull(){
translate([gap_w + bridge_w, 0, 0]) cylinder(r = gap_w / 2, h = wall_t + 2);
translate([slot_l1, 0, 0]) cylinder(r = gap_w / 2, h = wall_t + 2);
}
}
}
}
}
module up(){
color(c) difference(){
hull(){
translate([corner_r, corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([heatsink_l - corner_r, corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([heatsink_l - corner_r, heatsink_w - corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([corner_r, heatsink_w - corner_r, 0]) cylinder(r = corner_r, h = wall_t);
}
translate([64.5, 4.75, -1]) hull(){ // usb
translate([-3 - space, 0, 0]) cylinder(r = 1.5 + space, h = wall_t + 2);
translate([3 + space, 0, 0]) cylinder(r = 1.5 + space, h = wall_t + 2);
}
translate([15.5, 6 - 0.5, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([26, 6 - 0.5, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([44, 6 - 0.5, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([49.25, 6 - 0.5, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([54.5, 6 - 0.5, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([9.5 - space, 6 + pcb_t - space, -1]) cube([31.5 + space * 2, 7 + space * 2, wall_t + 2]); // ain + cmd
translate([41.75 - space, 6 + pcb_t - space, -1]) cube([15.25 + space * 2, 5 + space * 2, wall_t + 2]); // io
}
}
module front_left(){
color(c) difference(){
union(){
hull(){
translate([corner_r, -corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([6 + pcb_t - space - corner_r, -corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([6 + pcb_t - space - corner_r, -52.25 - 4 - 3 + corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([corner_r, -52.25 - 4 - 3 + corner_r, 0]) cylinder(r = corner_r, h = wall_t);
}
*translate([0, -51 - space, 0]) hull(){
translate([corner_r, -corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([heatsink_w - 23.5 - pcb_t - corner_r, -corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([heatsink_w - 23.5 - pcb_t - corner_r, -1.25 - 4 - 3 + space + corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([corner_r, -1.25 - 4 - 3 + space + corner_r, 0]) cylinder(r = corner_r, h = wall_t);
}
}
*translate([45 / 2, -52.25 - 45 / 2, -1]) cylinder(r = 45 / 2, h = wall_t + 2);
translate([4.4, -52.25 - 4, -1]) cylinder(r = 4 / 2 + space, h = wall_t + 2); // m4
}
}
module front_right(){
color(c) difference(){
union(){
hull(){
translate([corner_r, corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([23.5 + pcb_t - space - corner_r, corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([23.5 + pcb_t - space - corner_r, 52.25 - corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([corner_r, 52.25 - corner_r, 0]) cylinder(r = corner_r, h = wall_t);
}
hull(){
translate([corner_r, corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([6 + pcb_t - space - corner_r, corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([6 + pcb_t - space - corner_r, 52.25 + 4 + 3 - corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([corner_r, 52.25 + 4 + 3 - corner_r, 0]) cylinder(r = corner_r, h = wall_t);
}
}
*translate([45 / 2, 52.25 + 45 / 2, -1]) cylinder(r = 45 / 2, h = wall_t + 2);
translate([4.4, 52.25 + 4, -1]) cylinder(r = 4 / 2 + space, h = wall_t + 2); // m4
}
}
module back_left(){
color(c) difference(){
hull(){
translate([-corner_r, -corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([-6 - pcb_t - 7 + corner_r, -corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([-6 - pcb_t - 7 + corner_r, -case_h + corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([-corner_r, -case_h + corner_r, 0]) cylinder(r = corner_r, h = wall_t);
}
translate([-6 - pcb_t + space, - 3.75 + space, -1]) rotate([0, 0, 180]) cube([7 + space * 3, 31.5 + space * 2, wall_t + 2]); // 24V + out
translate([0, - 46.75 + space, -1]) rotate([0, 0, 180]) cube([28.25 + space * 2, 8 + space * 2, wall_t + 2]); // uvw
translate([-3.14, - 46.75 + space + 3, -1]) rotate([0, 0, 180]) cube([28.25 - 3.14 * 2, 3 + space, wall_t + 2]); // uvw
translate([-6 + 0.5, -8 + space, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([-6 + 0.5, -17 + space, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([-6 + 0.5, -24 + space, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([-6 + 0.5, -31 + space, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([-5, -case_h + 2.6, -1]) cylinder(r = 1.5 + space, h = wall_t + 2); // m3
}
}
module back_right(){
color(c) translate([0, case_h, 0]) difference(){
hull(){
translate([-corner_r, -corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([-heatsink_w + 6 + pcb_t + 7 + corner_r + space, -corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([-heatsink_w + 6 + pcb_t + 7 + corner_r + space, -case_h + corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([-corner_r, -case_h + corner_r, 0]) cylinder(r = corner_r, h = wall_t);
}
translate([-heatsink_w + 28.25 + space, -case_h + 46.75 + space + 8, -1]) rotate([0, 0, 180]) cube([28.25 + space * 2, 8 + space * 2, wall_t + 2]); // uvw
translate([-17.75 - 3.14,-case_h + 46.75, -1]) rotate([0, 0, 180]) cube([28.25 - 3.14 * 2, 3 + space, wall_t + 2]); // uvw
translate([0,-case_h + 46.75 + 8 + space, -1]) rotate([0, 0, 180]) cube([9 + space, 7 + space * 2, wall_t + 2]); // uvw
translate([-23.5,-case_h + 46.75 + 8 + pcb_t + 0.5, -1]) cylinder(r = led_r + space, h = wall_t + 2); // led
translate([-5, -2.6, -1]) cylinder(r = 1.5 + space, h = wall_t + 2); // m3
}
}
module left(){
translate([0, -case_h, 0]) color(c) difference(){
hull(){
translate([corner_r, corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([heatsink_l - corner_r, corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([heatsink_l - corner_r, case_h - corner_r, 0]) cylinder(r = corner_r, h = wall_t);
translate([corner_r, case_h - corner_r, 0]) cylinder(r = corner_r, h = wall_t);
}
}
}
module right(){
translate([0, case_h, 0]) left();
}
module case(){
difference(){
up();
bend_gap(heatsink_l);
translate([0, heatsink_w, 0]) bend_gap(heatsink_l);
}
rotate([bend * 90, 0, 0]) {
difference(){
left();
bend_gap(heatsink_l);
rotate([0, 0, -90]) bend_gap(46.75 - space);
translate([0, -case_h, 0]) rotate([0, 0, 90]) bend_gap(case_h - 46.75 - 8 - space);
translate([heatsink_l, 0, 0]) rotate([0, 0, -90]) bend_gap(52.25 + 4 + 3);
}
rotate([0, -bend * 90, 0]) difference(){
back_left();
rotate([0, 0, -90]) bend_gap(46.75 - space);
translate([0, -case_h, 0]) rotate([0, 0, 90]) bend_gap(case_h - 46.75 - 8 - space);
}
translate([heatsink_l, 0, 0]) rotate([0, bend * 90, 0]) difference(){
front_left();
rotate([0, 0, -90]) bend_gap(52.25 + 4 + 3);
}
}
translate([0, heatsink_w, 0]) rotate([-bend * 90, 0, 0]) {
difference(){
right();
bend_gap(heatsink_l);
rotate([0, 0, 90]) bend_gap(46.75 + 8 - 7 - space);
translate([heatsink_l, 0, 0]) rotate([0, 0, 90]) bend_gap(52.25 + 4 + 3);
translate([0, case_h, 0]) rotate([0, 0, -90]) bend_gap(case_h - 46.75 - 8 - space);
}
rotate([0, -bend * 90, 0]) difference(){
back_right();
rotate([0, 0, 90]) bend_gap(46.75 + 8 - 7 - space);
translate([0, case_h, 0]) rotate([0, 0, -90]) bend_gap(case_h - 46.75 - 8 - space);
}
translate([heatsink_l, 0, 0]) rotate([0, bend * 90, 0]) difference(){
front_right();
rotate([0, 0, 90]) bend_gap(52.25 + 4 + 3);
}
}
}
//projection(cut = false)
case();
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