james
/
KeyV2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

update key_mold to make it better!

This commit is contained in:
Bob - Home - Windows 2018-02-17 20:34:56 -05:00
parent b5b447cfac
commit e404a8f7c6
1 changed files with 90 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

139
key_mold.scad
View File

@ -1,12 +1,14 @@
include <keys.scad>
//key unit size
unit = 19.05;
unit = 19.05 * 1.5;
//height of keycap
height = 13;
//minimum mold thickness
extra = 15;
extra = 12.5;
//thicknesses of the mold
side_thickness = 2;
@ -14,81 +16,99 @@ bottom_thickness = 2;
total_side = unit + extra*2 + side_thickness * 2;
bottom_box_height = 5;
function hypo(num) = sqrt(pow(num,2) / 2);
module bottom_mold(){
module bottom_box() {
difference(){
//outer box
cube([
total_side,
total_side,
5 + bottom_thickness,
]);
cube([total_side, total_side, bottom_box_height + bottom_thickness]);
//inner box
translate([
side_thickness,
side_thickness,
bottom_thickness
]) {
cube([
unit + extra*2,
unit + extra*2,
5,
]);
translate([ side_thickness, side_thickness, bottom_thickness]) {
cube([unit + extra*2, unit + extra*2, bottom_box_height + .02]);
}
}
}
translate([total_side / 2, total_side / 2, 5 + bottom_thickness]) rotate([0,0,45]) difference(){
module slanted_box() {
translate([total_side / 2, total_side / 2, bottom_box_height + bottom_thickness]) rotate([0,0,45]) difference(){
//outer box
cylinder(
height + extra - 5,
cylinder(
height + extra - bottom_box_height + bottom_thickness * 4,
hypo(total_side),
hypo(total_side + 3),
$fn=4
);
//inner box
cylinder(
height + extra - 5,
translate([0,0,-0.01]) cylinder(
height + extra - bottom_box_height + .02 + bottom_thickness * 4,
hypo(unit + extra*2),
hypo(unit + extra*2 + 3),
$fn=4
);
}
}
module platform() {
//platform
translate([
side_thickness + extra,
side_thickness + extra,
bottom_thickness
]) cube([unit, unit, bottom_thickness]);
/*
translate([
side_thickness + extra + unit / 2,
side_thickness + extra + unit / 2,
bottom_thickness*2
]) rotate([0,0,45]) cylinder(bottom_thickness, unit/2 + 1, unit / 2, $fn=4);*/
]) cube([unit, unit, bottom_thickness* 4]);
}
//registration
translate([
side_thickness + extra / 2,
side_thickness + extra / 2,
bottom_thickness
]) cylinder(3,extra/3, extra/4, $fn=4);
module registration() {
positions = [
[// bottom left
side_thickness + extra / 2,
side_thickness + extra / 2,
bottom_thickness
],
[// top left
side_thickness + extra / 2,
side_thickness + unit + extra * 1.5,
bottom_thickness
],
[// bottom right
side_thickness + unit + extra * 1.5,
side_thickness + extra / 2,
bottom_thickness
],
[// top right
side_thickness + unit + extra * 1.5,
side_thickness + unit + extra * 1.5,
bottom_thickness
]
];
//registration
translate([
side_thickness + extra / 2,
side_thickness + unit + extra * 1.5,
bottom_thickness
]) cylinder(3,extra/3, extra/4, $fn=4);
for (position = positions) {
translate(position) cylinder(3,extra/3, extra/4, $fn=4);
}
}
//registration
module key_for_mold(wall_thickness = 20) {
translate([
side_thickness + unit + extra * 1.5,
side_thickness + unit + extra * 1.5,
bottom_thickness
]) cylinder(3,extra/3, extra/4, $fn=4);
29,
29,
bottom_thickness * 5
]) {
$wall_thickness = wall_thickness;
$support_type = false;
key();
}
}
module bottom_mold(){
bottom_box();
slanted_box();
platform();
registration();
/* key_for_mold(); */
}
module top_mold(){
@ -115,6 +135,27 @@ module top_mold(){
}
}
/*bottom_mold();*/
module skinner_box() {
scale(.99) union() {
cube([total_side, total_side, bottom_box_height + bottom_thickness]);
translate([total_side / 2, total_side / 2, bottom_box_height + bottom_thickness]) rotate([0,0,45]){
//outer box
cylinder(
height + extra - bottom_box_height,
hypo(total_side),
hypo(total_side + 3),
$fn=4
);
}
}
}
translate([50,0,0]) top_mold();
difference() {
/* skinner_box(); */
bottom_mold();
}
/* key_for_mold(0); */
/* translate([100,0,0]) top_mold(); */