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include <design.scad>
include <helpers.scad>
veye_imx287_pcb_w = 29;
veye_imx287_pcb_h = 29;
veye_imx287_pcb_thickness = 1.6;
veye_imx287_pcb_stack_h = 11;
imx287_thickness = 1.3;
veye_imx287_mount_plate_corner_radius = 2;
veye_imx287_mount_plate_thickness = 2;
veye_imx287_mount_plate_frame_w = 6;
function veye_imx287_mount_plate_offset() =
// sensor has non-zero thickness, so put holder
// closer to pcb (but avoid artifacts)
[0, -imx287_thickness + $tiny_padding, 0] +
// move to zero
[0, veye_imx287_mount_plate_thickness / 2, 0];
module veye_imx287_wo_holes()
{
pcb_w = veye_imx287_pcb_w;
pcb_h = veye_imx287_pcb_h;
pcb_stack_h = veye_imx287_pcb_stack_h;
// connector size
conn_w = 23;
conn_h = 8;
conn_d = 19;
translate([0, -pcb_stack_h / 2, 0])
cube([pcb_w, pcb_stack_h, pcb_h], center = true);
translate([0, -conn_d / 2 - pcb_stack_h, -conn_h / 2 + pcb_h / 2])
cube([conn_w, conn_d, conn_h], center = true);
}
module veye_imx287()
{
hole_d = 2.05;
center_to_hole_dist = 12.5;
pcb_stack_h = veye_imx287_pcb_stack_h;
difference()
{
veye_imx287_wo_holes();
union()
for (x_mult = [-1, 1], z_mult = [-1, 1])
{
dx = center_to_hole_dist * x_mult;
dy = $tiny_padding;
dz = center_to_hole_dist * z_mult;
translate([dx, dy, dz])
rotate([90, 0, 0])
cylinder($fn = diameterToFn(hole_d), d = hole_d, h = pcb_stack_h + $tiny_padding * 2);
}
}
}
module veye_imx287_stl_front()
{
pcb_w = veye_imx287_pcb_w;
pcb_h = veye_imx287_pcb_h;
rotate([90, 0, 0])
translate([-pcb_w / 2, -pcb_h / 2, veye_imx287_pcb_thickness])
import("PCB-RAW-IMX287-V11-0105-3D.stl");
}
module veye_imx287_stl_back(with_connector = true)
{
pcb_w = veye_imx287_pcb_w;
pcb_h = veye_imx287_pcb_h;
rotate([90, 90, 0])
translate([-pcb_w / 2, -pcb_h / 2, -veye_imx287_pcb_thickness])
// fix not-centered source model
//rotate([0, 0, 90])
translate([-50, 121 + pcb_h])
import("ADP-MV1-STEP.stl");
if (with_connector)
{
// connector size
conn_w = 23;
conn_h = 8;
conn_d = 19;
// a bit of hardcode for connector
cyl_d = 6;
cyl_z_offset = -2;
translate([0, -conn_d + cyl_d / 2, veye_imx287_pcb_h / 2 - cyl_d / 2 + cyl_z_offset])
rotate([0, 90, 0])
%cylinder($fn = diameterToFn(cyl_d), d = cyl_d, h = conn_w, center = true);
}
}
*#veye_imx287();
// centered in senser center
module veye_imx287_natural()
{
translate([0, -imx287_thickness, 0])
union()
{
veye_imx287_stl_front();
translate([0, -veye_imx287_pcb_stack_h, 0])
veye_imx287_stl_back();
}
}
module veye_imx287_mount_plate_outer()
{
w = veye_imx287_pcb_w;
h = veye_imx287_pcb_h;
t = veye_imx287_mount_plate_thickness;
cr = veye_imx287_mount_plate_corner_radius;
translate(veye_imx287_mount_plate_offset())
hull()
{
for (
dx = [w / 2 - cr, -w / 2 + cr],
dy = [h / 2 - cr, -h / 2 + cr])
{
translate([dx, 0, dy])
translate([0, t / 2, 0])
rotate([90, 0, 0])
cylinder($fn = dToFn(cr * 2), r = cr, h = t);
}
}
}
// inner area to cut
module veye_imx287_mount_plate_inner()
{
w = veye_imx287_pcb_w;
h = veye_imx287_pcb_h;
frame_w = veye_imx287_mount_plate_frame_w;
iw = w - frame_w;
ih = h - frame_w;
t = veye_imx287_mount_plate_thickness;
cr = veye_imx287_mount_plate_corner_radius;
translate(veye_imx287_mount_plate_offset())
hull()
{
for (
dx = [iw / 2 - cr, -iw / 2 + cr],
dy = [iw / 2 - cr, -iw / 2 + cr])
{
translate([dx, 0, dy])
translate([0, t / 2 + $tiny_padding, 0])
rotate([90, 0, 0])
cylinder(
$fn = dToFn(cr * 2),
r = cr,
h = t + $tiny_padding * 2);
}
}
}
// screw holes
module veye_imx287_mount_plate_holes()
{
// holes
hd = 2.05;
hh = 10;
// distance between holes
h_delta = 25;
translate(veye_imx287_mount_plate_offset())
for (
dx = [h_delta / 2, -h_delta / 2],
dy = [h_delta / 2, -h_delta / 2])
{
translate([dx, 0, dy])
translate([0, hh / 2, 0])
rotate([90, 0, 0])
cylinder($fn = dToFn(hd), d = hd, h = hh);
}
}
module veye_imx287_mount_plate()
{
w = veye_imx287_pcb_w;
h = veye_imx287_pcb_h;
frame_w = veye_imx287_mount_plate_frame_w;
iw = w - frame_w;
ih = h - frame_w;
t = veye_imx287_mount_plate_thickness;
cr = veye_imx287_mount_plate_corner_radius;
// holes
hd = 2.05;
hh = 10;
// distance between holes
h_delta = 25;
hr = hd / 2;
difference()
{
// outer shape
veye_imx287_mount_plate_outer();
// to cut
veye_imx287_mount_plate_inner();
// holes
veye_imx287_mount_plate_holes();
}
}
color("yellow", 0.1)
*veye_imx287_natural();
color("green", 0.4)
*veye_imx287_mount_plate();
color("red", 0.1)
*veye_imx287_mount_plate_outer();
color("green", 0.3)
*veye_imx287_mount_plate_inner();
*difference()
{
//color("brown", 0.4)
veye_imx287_mount_plate_outer();
//color("blue", 0.4)
veye_imx287_mount_plate_inner();
}
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