116 lines
2.9 KiB
OpenSCAD
116 lines
2.9 KiB
OpenSCAD
PLATTER_D = 254;
|
|
PLATTER_THICKNESS = 3.25;
|
|
//bearing holder
|
|
BH_D = 115.85;
|
|
BH_H = 16 - 3.84;
|
|
//bearing
|
|
BEARING_D = 28.75;
|
|
BEARING_ID = 12.8;
|
|
BEARING_H = 8;
|
|
|
|
//alt bearings
|
|
//BEARING_D = 20;
|
|
//BEARING_ID = 8;
|
|
//BEARING_H = 8;
|
|
|
|
//bolt placement
|
|
BOLT_D = 5;
|
|
BOLT_W = 80.4;
|
|
BOLT_HEAD_D = 6.36;
|
|
BOLT_HEAD_H = 5;
|
|
|
|
BOLT_HEX = 8.1;
|
|
BOLT_HEX_H = 3.25;
|
|
|
|
HANDLE_MOUNT_L = 305;
|
|
HANDLE_MOUNT_W = 40;
|
|
HANDLE_MOUNT_THICKNESS = 6;
|
|
HANDLE_MOUNT_BOLT_L = 285;
|
|
HANDLE_MOUNT_BOLT_D = 5;
|
|
|
|
module hexagon(size, height) {
|
|
boxWidth = size/1.75;
|
|
for (r = [-60, 0, 60]) rotate([0,0,r]) cube([boxWidth, size, height], true);
|
|
}
|
|
|
|
module bolt_voids () {
|
|
$fn = 100;
|
|
for (i = [0 : 4]) {
|
|
rotate([0, 0, i * (360 / 4)]) translate([BOLT_W / 2, 0, 0]) cylinder(r = BOLT_D / 2, h = 50, center = true);
|
|
}
|
|
}
|
|
|
|
module bolt_head_voids () {
|
|
for (i = [0 : 2]) {
|
|
rotate([0, 0, i * (360 / 2)]) {
|
|
translate([BOLT_W / 2, 0, (BH_H / 2) - BOLT_HEAD_H / 2 + 0.01]) {
|
|
cylinder(r = BOLT_HEAD_D / 2, h = BOLT_HEAD_H, center = true);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
module bolt_hex_voids () {
|
|
rotate([0, 0, 90]) for (i = [0 : 2]) {
|
|
rotate([0, 0, i * (360 / 2)]) {
|
|
translate([BOLT_W / 2, 0, (BH_H / 2) - (BOLT_HEX_H / 2) + 0.01]) {
|
|
hexagon(BOLT_HEX, BOLT_HEX_H);
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
module platter () {
|
|
difference () {
|
|
//main shape
|
|
cylinder(r = PLATTER_D / 2, h = PLATTER_THICKNESS, $fn = 360);
|
|
bolt_voids();
|
|
cylinder(r = (BEARING_ID - 4) / 2, h = 50, center = true, $fn = 60);
|
|
}
|
|
}
|
|
|
|
module bearing_holder () {
|
|
$fn = 100;
|
|
difference () {
|
|
//main shape
|
|
cylinder(r = BH_D / 2, h = BH_H, $fn = 360, center = true);
|
|
//bolts
|
|
bolt_voids();
|
|
bolt_head_voids();
|
|
bolt_hex_voids();
|
|
//inner void
|
|
cylinder(r = BEARING_ID / 2, h = 50, center = true, $fn = 60);
|
|
//bearing void
|
|
translate([0, 0, -(BH_H / 2) + (BEARING_H / 2) - 0.1]) {
|
|
cylinder(r = BEARING_D / 2, h = BEARING_H, center = true);
|
|
}
|
|
}
|
|
}
|
|
|
|
module bearing_holder_test () {
|
|
translate([0, 0, (PLATTER_THICKNESS / 2) + (BH_H / 2)]) {
|
|
intersection() {
|
|
bearing_holder();
|
|
translate([BH_D / 4 - 10, BH_D / 4 - 10, 0]) cube([BH_D / 2 + 20, BH_D / 2 + 20, BH_H + 2], center = true);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
module handle_mount () {
|
|
difference() {
|
|
cube([HANDLE_MOUNT_W, HANDLE_MOUNT_L, HANDLE_MOUNT_THICKNESS], center = true);
|
|
translate ([0, HANDLE_MOUNT_BOLT_L / 2, 0]) {
|
|
cylinder(r = HANDLE_MOUNT_BOLT_D / 2, h = 10, center = true, $fn = 50);
|
|
}
|
|
translate ([0, -HANDLE_MOUNT_BOLT_L / 2, 0]) {
|
|
cylinder(r = HANDLE_MOUNT_BOLT_D / 2, h = 10, center = true, $fn = 50);
|
|
}
|
|
cylinder(r = HANDLE_MOUNT_BOLT_D / 2, h = 10, center = true, $fn = 50);
|
|
}
|
|
}
|
|
//platter();
|
|
//projection() platter();
|
|
//bolt_hex_voids();
|
|
handle_mount(); |