Holodisk/reader.scad

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OpenSCAD
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2020-12-22 13:05:47 +00:00
// dependency: https://github.com/revarbat/BOSL
use <BOSL/transforms.scad>
// outside config
width=60;
height=15;
depth=100;
tape_height=5;
tape_z=4;
// local config
frame=5;
head_frame=2;
head_size=[14, 10, tape_height+head_frame*2];
head_pos=[width/2, -frame+2, tape_z-head_frame];
laser_size=[10, 2, tape_height];
laser_pos=[head_pos.x, head_pos.y + 10 + head_size.y, tape_z];
laser_tower_size=[laser_size.x+2, laser_size.y+1, 15];
module reader() {
module laser(corner=0.1) {
up(laser_size.z/2)
up(corner)
color("Red")
minkowski() {
s=[laser_size.x, laser_size.y, laser_size.z-corner*2];
cube(s, center=true);
sphere(corner);
}
}
module laser_tower(corner=2) {
color("DarkSlateBlue")
back(laser_tower_size.y-laser_size.y)
difference() {
minkowski() {
s=[laser_tower_size.x, laser_tower_size.y, laser_tower_size.z-corner*2];
up(laser_size.z/2)
cube(s, center=true);
sphere(corner);
}
fwd(laser_tower_size.y) scale(1.05) laser();
}
}
module head_space() {
stube=[head_size.x-head_frame*2, head_size.y+head_frame*3, head_size.z-head_frame*2];
up(head_size.z/4 + head_frame)
cube(stube, center=true);
}
module head(corner=0.5) {
up(corner)
back(head_size.y/2)
color("DarkSlateBlue")
minkowski() {
s=[head_size[0], head_size[1] + frame, head_size[2]-corner*2];
difference() {
up(head_size.z/2) cube(s, center=true);
head_space();
}
sphere(corner);
}
}
translate(head_pos) head();
translate(laser_pos) {
laser();
laser_tower();
}
color("DarkSlateBlue") {
difference() {
fwd(frame) cube([width, frame, height]);
translate(head_pos) head_space();
}
fwd(frame) down(frame) cube([width, depth + frame, frame]);
}
}
reader();