First draft of the battery enclosure.
This commit is contained in:
parent
a5b76c8171
commit
11abde345e
|
|
@ -0,0 +1,229 @@
|
||||||
|
$fn = 50;
|
||||||
|
threshold = 0.1;
|
||||||
|
half_threshold = threshold / 2;
|
||||||
|
|
||||||
|
wire_radius = 1;
|
||||||
|
|
||||||
|
wall_thickness = 2;
|
||||||
|
cutout_threshold = 1;
|
||||||
|
|
||||||
|
battery_length = 71;
|
||||||
|
battery_width = 18.75;
|
||||||
|
|
||||||
|
cell_holder_length = battery_length + wall_thickness * 2;
|
||||||
|
cell_holder_width = battery_width + wall_thickness * 2;
|
||||||
|
cell_holder_height = battery_width + wall_thickness;
|
||||||
|
|
||||||
|
battery_contact_thickness = .6;
|
||||||
|
// battery_contact_thickness = 1;
|
||||||
|
battery_contact_width = 11;
|
||||||
|
battery_contact_length = 12.8;
|
||||||
|
battery_contact_spring_height = 10.5;
|
||||||
|
battery_contact_flange_height = 1.9;
|
||||||
|
|
||||||
|
converter_width = 11.25;
|
||||||
|
converter_length = 22.25;
|
||||||
|
converter_height = 4.25;
|
||||||
|
|
||||||
|
module box(length, width, height, wall_thickness) {
|
||||||
|
center_width = width - wall_thickness;
|
||||||
|
center_height = height - wall_thickness;
|
||||||
|
center_length = length - wall_thickness;
|
||||||
|
|
||||||
|
union() {
|
||||||
|
hull() {
|
||||||
|
translate([-center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, -center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, -center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
}
|
||||||
|
hull() {
|
||||||
|
translate([-center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
}
|
||||||
|
hull() {
|
||||||
|
translate([-center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, -center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
}
|
||||||
|
hull() {
|
||||||
|
translate([center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, -center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
}
|
||||||
|
hull() {
|
||||||
|
translate([-center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
difference() {
|
||||||
|
cube([width,
|
||||||
|
length,
|
||||||
|
height],
|
||||||
|
center = true);
|
||||||
|
translate([0, 0, wall_thickness])
|
||||||
|
cube([width - wall_thickness * 2,
|
||||||
|
length - wall_thickness * 2,
|
||||||
|
height + threshold],
|
||||||
|
center = true);
|
||||||
|
}
|
||||||
|
*/
|
||||||
|
}
|
||||||
|
|
||||||
|
module channel(length, width, height, wall_thickness) {
|
||||||
|
center_width = width - wall_thickness;
|
||||||
|
center_height = height - wall_thickness;
|
||||||
|
center_length = length - wall_thickness;
|
||||||
|
|
||||||
|
union() {
|
||||||
|
hull() {
|
||||||
|
translate([-center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, -center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
}
|
||||||
|
hull() {
|
||||||
|
translate([center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, -center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, center_length / 2, center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
}
|
||||||
|
hull() {
|
||||||
|
translate([-center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([-center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, -center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
translate([center_width / 2, center_length / 2, -center_height / 2]) sphere(r = wall_thickness);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
difference() {
|
||||||
|
cube([width,
|
||||||
|
length,
|
||||||
|
height],
|
||||||
|
center = true);
|
||||||
|
translate([0, 0, wall_thickness])
|
||||||
|
cube([width - wall_thickness * 2,
|
||||||
|
length + threshold,
|
||||||
|
height + threshold],
|
||||||
|
center = true);
|
||||||
|
}
|
||||||
|
*/
|
||||||
|
}
|
||||||
|
|
||||||
|
module cell_cradle(length, width) {
|
||||||
|
translate([0, 0, -width / 4]) difference() {
|
||||||
|
cube([width + wall_thickness * 2,
|
||||||
|
wall_thickness,
|
||||||
|
width / 2],
|
||||||
|
center = true);
|
||||||
|
translate([0, 0, width / 2])
|
||||||
|
rotate([90, 0, 0])
|
||||||
|
cylinder(h = wall_thickness + cutout_threshold,
|
||||||
|
r = width / 2,
|
||||||
|
center = true);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module cell_box() {
|
||||||
|
union() {
|
||||||
|
channel(cell_holder_length, cell_holder_width, cell_holder_height, wall_thickness);
|
||||||
|
translate([0, -battery_length / 6, 0]) cell_cradle(cell_holder_length, battery_width);
|
||||||
|
translate([0, battery_length / 6, 0]) cell_cradle(cell_holder_length, battery_width);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
module contact_box(width, contact_width, contact_height, contact_thickness) {
|
||||||
|
contact_thickness_ = contact_thickness * .75;
|
||||||
|
cutout_width = contact_width * .8;
|
||||||
|
box_width = width + wall_thickness * 2;
|
||||||
|
box_thickness = contact_thickness_ + wall_thickness * 2;
|
||||||
|
box_height = width + wall_thickness;
|
||||||
|
|
||||||
|
union() {
|
||||||
|
color("red", 1) cube([box_width,
|
||||||
|
box_thickness,
|
||||||
|
width + wall_thickness],
|
||||||
|
center = true);
|
||||||
|
|
||||||
|
translate([0,
|
||||||
|
0,
|
||||||
|
wall_thickness * 2])
|
||||||
|
cube([contact_width,
|
||||||
|
contact_thickness_,
|
||||||
|
contact_height + cutout_threshold],
|
||||||
|
center = true);
|
||||||
|
|
||||||
|
/*
|
||||||
|
translate([box_width / 2 - (contact_width * .8) / 2,
|
||||||
|
wall_thickness,
|
||||||
|
box_height - contact_height])
|
||||||
|
cube([contact_width * .8,
|
||||||
|
wall_thickness + contact_thickness_ + cutout_threshold,
|
||||||
|
contact_height + cutout_threshold]);
|
||||||
|
|
||||||
|
translate([width / 2 + wall_thickness,
|
||||||
|
0,
|
||||||
|
width + wire_radius * 2])
|
||||||
|
rotate([-90, 0, 0])
|
||||||
|
cylinder(h=wall_thickness * 4, r=wire_radius, center = true);
|
||||||
|
|
||||||
|
rotate([0, 180, 0])
|
||||||
|
translate([-cutout_threshold / 2,
|
||||||
|
box_thickness,
|
||||||
|
width + wire_radius * 2])
|
||||||
|
cylinder(h = width + wall_thickness * 2 + cutout_threshold, r = 1, center = true);
|
||||||
|
*/
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module battery_slot(length, width) {
|
||||||
|
union() {
|
||||||
|
translate([width + wall_thickness * 2, wall_thickness, 0])
|
||||||
|
contact_box(battery_width,
|
||||||
|
battery_contact_width,
|
||||||
|
battery_contact_length,
|
||||||
|
battery_contact_flange_height);
|
||||||
|
translate([0, wall_thickness, 0]) cell_box();
|
||||||
|
translate([0, wall_thickness + length, 0])
|
||||||
|
rotate([0, 0, 180])
|
||||||
|
contact_box(battery_width,
|
||||||
|
battery_contact_width,
|
||||||
|
battery_contact_length,
|
||||||
|
battery_contact_flange_height);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
module battery_case() {
|
||||||
|
union() {
|
||||||
|
battery_slot(battery_length, battery_width);
|
||||||
|
translate([battery_width + wall_thickness, 0, 0]) battery_slot(battery_length, battery_width);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
battery_case();
|
||||||
|
|
||||||
|
translate([-50, 0, 0])
|
||||||
|
contact_box(battery_width,
|
||||||
|
battery_contact_width,
|
||||||
|
battery_contact_length,
|
||||||
|
battery_contact_flange_height);
|
||||||
|
|
||||||
|
/*
|
||||||
|
rotate([0, 90, 0])
|
||||||
|
translate([0, 5, 0])
|
||||||
|
cylinder(h=battery_width + wall_thickness * 2 + cutout_threshold, r=1, center = true);
|
||||||
|
|
||||||
|
translate([0, -5, 0])
|
||||||
|
rotate([0, 90, 0])
|
||||||
|
cylinder(h=battery_width + wall_thickness * 2 + cutout_threshold, r=1, center = true);
|
||||||
|
*/
|
||||||
Loading…
Reference in New Issue