162 lines
6.3 KiB
OpenSCAD
162 lines
6.3 KiB
OpenSCAD
/**
|
|
* Optical Printer Rails
|
|
*
|
|
* Camera Drive = +X
|
|
* Lens Drive = -X
|
|
**/
|
|
|
|
use <2020_profile.scad>
|
|
//include <jk_rails.scad>
|
|
include <./common/common.scad>
|
|
include <./common/motors.scad>
|
|
include <./common/rods.scad>
|
|
|
|
RailSpacing = 100;
|
|
ThreadedRodSpacing = 50;
|
|
RailEndX = 140;
|
|
TNutVoid = 17;
|
|
|
|
module rail_debug (H = 175) {
|
|
color("lime") linear_extrude(height=H) {
|
|
2020_profile();
|
|
}
|
|
}
|
|
|
|
module m3_bolt_void (pos = [0, 0, 0], BoltH = 20, CapH = 3) {
|
|
D = 3.25;
|
|
CapD = 6;
|
|
translate(pos) {
|
|
translate([0, 0, CapH / 2]) cylinder(r = R(CapD), h = CapH, center = true, $fn = 40);
|
|
translate([0, 0, -BoltH / 2]) cylinder(r = R(D), h = BoltH + 0.01, center = true, $fn = 40);
|
|
}
|
|
}
|
|
|
|
module bolt_voids_2020 (pos = [0, 0, 0]) {
|
|
translate(pos) {
|
|
//translate([0, -25, 0]) rotate([90, 0, 0]) m3_bolt_void(CapH = 6);
|
|
translate([0, 25, 0]) rotate([-90, 0, 0]) m3_bolt_void(CapH = 6);
|
|
translate([-16, 0, 0]) rotate([0, -90, 0]) m3_bolt_void(CapH = 6, BoltH = 10);
|
|
}
|
|
}
|
|
|
|
module bolt_voids_motor (pos = [0, 0, 0]) {
|
|
Corner = NEMA17BoltSpacing / 2;
|
|
translate(pos) {
|
|
translate([Corner, Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
|
|
translate([Corner, -Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
|
|
translate([-Corner, Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
|
|
translate([-Corner, -Corner, 0]) m3_bolt_void(CapH = 6, BoltH = 40);
|
|
}
|
|
}
|
|
|
|
module T_nut_void (pos = [0, 0, 0], rot = [0, 0, 0]) {
|
|
translate(pos) rotate(rot) {
|
|
cylinder(r = R(TNutDiameter2 + 0.1), h = TNutVoid + .01, center = true, $fn = 60);
|
|
translate([0, 0, -(TNutVoid / 2) + (6 / 2)]) cylinder(r = R(TNutDiameter1 + 0.1), h = 6.01, center = true, $fn = 60);
|
|
}
|
|
}
|
|
|
|
module rail_end (pos = [0, 0, 0], rot = [90, 0, 0], Motors = true) {
|
|
translate(pos) rotate(rot) difference () {
|
|
difference () {
|
|
translate([0, -10, 20]) rounded_cube([RailEndX, 80, 80], d = 10, center = true, $fn = 50);
|
|
translate([0, 10, 50]) rotate([0, 90, 0]) rounded_cube([60, 80, RailEndX + 1], d = 10, center = true, $fn = 50);
|
|
}
|
|
|
|
//rails
|
|
translate([-RailSpacing / 2, 0, 5]) cube([21, 21, 40], center = true);
|
|
translate([RailSpacing / 2, 0, 5]) cube([21, 21, 40], center = true);
|
|
|
|
//rails bolts
|
|
bolt_voids_2020([-RailSpacing / 2, 0, 0]);
|
|
rotate([0, 180, 0]) bolt_voids_2020([-RailSpacing / 2, 0, 0]);
|
|
if (Motors) {
|
|
|
|
//camera drive motor
|
|
translate([ThreadedRodSpacing / 2, 0, 0]) {
|
|
cylinder(r = R(NEMA17PadD + 0.5), h = 60, center = true, $fn = 100);
|
|
bolt_voids_motor([0, 0, 16]);
|
|
}
|
|
|
|
//lens drive motor
|
|
translate([-ThreadedRodSpacing / 2, 0, 0]) {
|
|
cylinder(r = R(NEMA17PadD + 0.5), h = 60, center = true, $fn = 100);
|
|
bolt_voids_motor([0, 0, 16]);
|
|
}
|
|
} else {
|
|
translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(LinearBearingOuterDiameter + 0.5), h = 60, center = true, $fn = 100);
|
|
translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(LinearBearingOuterDiameter + 0.5), h = 60, center = true, $fn = 100);
|
|
}
|
|
|
|
//linear motion rod
|
|
translate([0, 0, 5]) cylinder(r = R(ThreadDiameter), h = 40, center = true, $fn = 50);
|
|
|
|
//mounting bolts
|
|
translate([70 / 2, 0, 40]) rotate([90, 0, 0]) cylinder(r = R(10), h = 150, center = true, $fn = 40);
|
|
translate([-70 / 2, 0, 40]) rotate([90, 0, 0]) cylinder(r = R(10), h = 150, center = true, $fn = 40);
|
|
}
|
|
}
|
|
|
|
module sled (pos = [0, 0, 0], rot = [90, 0, 0], Length = 50) {
|
|
X = RailEndX;
|
|
Y = 50;
|
|
Z = Length;
|
|
translate(pos) rotate(rot) difference () {
|
|
translate([0, 5, 0]) rounded_cube([X, Y, Z], d = 10, center = true, $fn = 50);
|
|
//extrusion rails
|
|
translate([-RailSpacing / 2, 0, 0]) cube([21, 21, Z + 1], center = true);
|
|
translate([RailSpacing / 2, 0, 0]) cube([21, 21, Z + 1], center = true);
|
|
//linear motion rod void
|
|
cylinder(r = R(LinearMotionDiameter + 0.2), h = Z + 1, center = true, $fn = 60);
|
|
|
|
//linear motion rod bearing voids
|
|
translate([0, 0, (Length / 2) - (LinearBearingHeight / 2) + 0.01]) cylinder(r = R(LinearBearingOuterDiameter + 0.2), h = LinearBearingHeight, center = true, $fn = 100);
|
|
translate([0, 0, -(Length / 2) + (LinearBearingHeight / 2) - 0.01]) cylinder(r = R(LinearBearingOuterDiameter + 0.2), h = LinearBearingHeight, center = true, $fn = 100);
|
|
|
|
//threaded rod voids
|
|
translate([ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(ThreadDiameter + 0.2), h = Z + 1, center = true, $fn = 60);
|
|
translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(ThreadDiameter + 0.2), h = Z + 1, center = true, $fn = 60);
|
|
|
|
}
|
|
}
|
|
|
|
module camera_sled (pos = [0, 0, 0], rot = [0, 0, 0]) {
|
|
translate(pos) sled(Length = 110);
|
|
}
|
|
|
|
module lens_sled (pos = [0, 0, 0], rot = [90, 0, 0]) {
|
|
Y = 50;
|
|
LensDriveX = -ThreadedRodSpacing / 2;
|
|
translate(pos) rotate(rot) {
|
|
difference () {
|
|
sled(rot = [0, 0, 0], Length = Y);
|
|
T_nut_void ([LensDriveX, 0, (Y / 2) - (TNutVoid / 2) + 0.01], [180, 0, 0]);
|
|
T_nut_void ([LensDriveX, 0, -(Y / 2) + (TNutVoid / 2) - 0.01]);
|
|
//camera drive passthrough
|
|
translate([-LensDriveX, 0, 0]) cylinder(r = R(ThreadDiameter + 1), h = Y + 1, center = true, $fn = 60);
|
|
}
|
|
|
|
//debug
|
|
translate([-ThreadedRodSpacing / 2, 0, -(Y / 2) + 8.4]) T_nut();
|
|
//translate([-ThreadedRodSpacing / 2, 0, (Y / 2) - 7.5]) rotate([180, 0, 0]) T_nut();
|
|
}
|
|
|
|
}
|
|
|
|
//rail_end();
|
|
//camera_sled([0, -90, 0]);
|
|
//lens_sled([0, -90, 0]);
|
|
//difference () {
|
|
//intersection() {
|
|
//lens_sled([0, -90, 0]);
|
|
//translate([-30, -90 + 30 - 1, 10]) cube([90, 60, 45], center = true);
|
|
//translate([0, -90, 50]) cube([200, 100, 100], center = true);
|
|
//}
|
|
|
|
//debug
|
|
//translate([-RailSpacing / 2, 0, 0]) rotate([90, 0, 0]) rail_debug(175);
|
|
//translate([RailSpacing / 2, 0, 0]) rotate([90, 0, 0]) linear_extrude(height=175) 2020_profile();
|
|
|
|
//translate([ThreadedRodSpacing / 2, 40, 0]) rotate([90, 0, 0]) color("blue") NEMA17();
|
|
//translate([-ThreadedRodSpacing / 2, 40, 0]) rotate([90, 0, 0]) color("blue") NEMA17();
|