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mcopy/scad/mcopy_rails.scad

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/**
* 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>
IN = 25.4;
RailSpacing = 110; //100
RailVoid = 20.4;
ThreadedRodSpacing = 50;
RailEndX = RailSpacing + 72;
TNutVoid = 17;
BoltSpacingX = RailSpacing - 30;
LensFrameSpacingX = 100;
LensRodsOffsetZ = -15;
ProjectorFrameSpacingX = (5 * IN) - 20;
OrbitalPlateD = 137;
module m5_nut (H = 5, DIAG = 9.1) {
hex(diag = DIAG, h = H);
}
module rail_debug (H = 175) {
color("lime") linear_extrude(height=H) {
2020_profile();
}
}
module m3_bolt_void (pos = [0, 0, 0], rot = [0, 0, 0], BoltH = 20, CapH = 3) {
D = 3.25;
CapD = 6;
translate(pos) rotate(rot) {
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], rot = [0, 0, 0], Projector = false) {
translate(pos) rotate (rot) {
translate([0, -25, 0]) rotate([90, 0, 0]) m3_bolt_void(CapH = 36);
if (Projector == false) {
translate([0, 25, 0]) rotate([-90, 0, 0]) m3_bolt_void(CapH = 36);
}
translate([-25, 0, 0]) rotate([0, -90, 0]) m3_bolt_void(CapH = 36);
}
}
module bolt_voids_motor (pos = [0, 0, 0]) {
Corner = NEMA17BoltSpacing / 2;
translate(pos) {
translate([Corner, Corner, 0]) m3_bolt_void(CapH = 30, BoltH = 40);
translate([Corner, -Corner, 0]) m3_bolt_void(CapH = 30, BoltH = 40);
translate([-Corner, Corner, 0]) m3_bolt_void(CapH = 30, BoltH = 40);
translate([-Corner, -Corner, 0]) m3_bolt_void(CapH = 30, BoltH = 40);
}
}
module bolt_nut_voids_motor (pos = [0, 0, 0]) {
Corner = NEMA17BoltSpacing / 2;
translate(pos) {
translate([Corner, Corner, 0]) {
m3_bolt_void(CapH = 30, BoltH = 40);
translate([0, 0, -20]) m3_nut();
}
translate([Corner, -Corner, 0]) {
m3_bolt_void(CapH = 30, BoltH = 40);
translate([0, 0, -20]) m3_nut();
}
translate([-Corner, Corner, 0]) {
m3_bolt_void(CapH = 30, BoltH = 40);
translate([0, 0, -20]) m3_nut();
}
translate([-Corner, -Corner, 0]) {
m3_bolt_void(CapH = 30, BoltH = 40);
translate([0, 0, -20]) m3_nut();
}
}
}
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);
translate([8, 0, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
translate([-8, 0, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
translate([0, 8, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
translate([0, -8, 0]) cylinder(r = R(3), h = 10, center = true, $fn = 30);
}
}
module bearing_void (pos = [0, 0, 0], Width = 8, Hole = true, Fuzz = 0.1) {
$fn = 80;
innerD = 8.05;
outerD = 22.1 - .4;
color("blue") translate (pos) difference () {
cylinder(r = R(outerD) + Fuzz, h = Width, center = true);
if (Hole) cylinder(r = R(innerD) - Fuzz, h = Width + 1, center = true);
}
}
module mounting_bolt_void (pos = [0, 0, 0], rot = [0, 0, 0]) {
translate(pos) rotate(rot) {
cylinder(r = R(10), h = 150, center = true, $fn = 40);
translate([0, 0, 0]) cylinder(r = R(20), h = 8, center = true, $fn = 60);
}
}
module rail_end (pos = [0, 0, 0], rot = [90, 0, 0], Motors = true, Projector = false) {
Z = 95;
RailVoid = 20.4;
translate(pos) rotate(rot) {
difference () {
difference () {
translate([0, -10, 20]) rounded_cube([RailEndX, Z, 80], d = 10, center = true, $fn = 50);
translate([0, 10, 50]) rotate([0, 90, 0]) rounded_cube([60, Z, RailEndX + 1], d = 10, center = true, $fn = 50);
}
//rails
translate([-RailSpacing / 2, 0, 5]) cube([RailVoid, RailVoid, 40], center = true);
translate([RailSpacing / 2, 0, 5]) cube([RailVoid, RailVoid, 40], center = true);
//rails bolts
bolt_voids_2020([-RailSpacing / 2, 0, -15 + 5 + 7 ], Projector = Projector);
bolt_voids_2020([RailSpacing / 2, 0, -15 + 5 + 7], [0, 180, 0], Projector = Projector);
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 - 21]);
}
//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 - 21]);
}
} else {
translate([ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(LinearBearingOuterDiameter + 0.4), h = 60, center = true, $fn = 100);
translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(LinearBearingOuterDiameter + 0.4), 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
mounting_bolt_void([BoltSpacingX / 2, -41, 40], [90, 0, 0]);
mounting_bolt_void([-BoltSpacingX / 2, -41, 40], [90, 0, 0]);
}
end_2020([-RailSpacing / 2, 0, -15 + 2.4]);
end_2020([RailSpacing / 2, 0, -15 + 2.4]);
}
if (Projector) {
translate(pos) rotate([rot[0] - 90, rot[1], rot[2]]) {
difference () {
union () {
extrusion_block([ProjectorFrameSpacingX / 2, 0, 52], [90, 0, 0], End = true);
extrusion_block([-ProjectorFrameSpacingX / 2, 0, 52], [90, 0, 0], End = true);
}
//bolts for upright linear extrusions
lens_sled_m3_bolt_voids([ProjectorFrameSpacingX / 2, 0, 55], [90, 0, 0]);
lens_sled_m3_bolt_voids([-ProjectorFrameSpacingX / 2, 0, 55], [90, 0, 0]);
}
}
}
}
echo("sled");
echo("BOM: ", "(2) T8 Nut");
echo("BOM: ", "(1 or 2) Linear bearing");
echo("BOM: ", "(4 or 8) Radial bearings ()");
module sled (pos = [0, 0, 0], rot = [90, 0, 0], Length = 60) {
X = RailEndX;
Y = 60;
Z = Length;
translate(pos) rotate(rot) difference () {
translate([0, 7.5, 0]) rounded_cube([X, Y, Z], d = 10, center = true, $fn = 50);
//extrusion rails
translate([-RailSpacing / 2, 0, 0]) cube([21, 22, Z + 1], center = true);
translate([RailSpacing / 2, 0, 0]) cube([21, 22, Z + 1], center = true);
//void for top bearing rollers
translate([-RailSpacing / 2, -20, 0]) cube([13, 22, Z + 1], center = true);
translate([RailSpacing / 2, -20, 0]) cube([13, 22, Z + 1], center = true);
//linear motion rod void
cylinder(r = R(LinearMotionDiameter + 1), 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 + 2), h = Z + 1, center = true, $fn = 60);
translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(ThreadDiameter + 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 top_sled_bearing_void (pos = [0, 0, 0], rot = [0, 0, 0]) {
translate(pos) rotate(rot) {
//bearing void
cylinder(r = R(27), h = 11, center = true, $fn = 120);
translate([0, -27 / 2, 0]) cube([27, 27, 11 ], center = true, $fn = 60);
cylinder(r = R(8.3), h = 16, center = true, $fn = 80);
translate([0, -50, 0]) cube([8.3, 100, 16 ], center = true, $fn = 60);
cylinder(r = R(5.2), h = 40, center = true, $fn = 60);
translate([0, 0, 27 + 15]) cylinder(r = R(9), h = 60, center = true, $fn = 60);
}
}
module side_sled_bearing_void (pos = [0, 0, 0], rot = [0, 0, 0]) {
translate(pos) rotate(rot) {
cylinder(r = R(27), h = 11, center = true, $fn = 120);
translate([0, -27 / 2, 0]) cube([27, 27, 11 ], center = true, $fn = 60);
translate([0, 1, 0]) {
cylinder(r = R(8.3), h = 16, center = true, $fn = 80);
translate([0, -50, 0]) cube([8.3, 100, 16 ], center = true, $fn = 60);
}
translate([0, -18, 0]) cube([50, 27, 16.2], center = true, $fn = 60);
/*translate([0, -35 / 2, 0]) rotate([90, 0, 0]) {
cylinder(r = R(5.2), h = 40, center = true, $fn = 60);
translate([0, 0, 27]) cylinder(r = R(9), h = 30, center = true, $fn = 60);
}*/
}
}
module lens_sled_m3_bolt_voids (pos = [0, 0, 0], rot = [0, 0, 0]) {
D = 16;
translate(pos) rotate(rot) {
translate([0, 0, D]) m3_bolt_void(CapH = 10);
translate([0, 0, -D]) rotate([0, 180, 0]) m3_bolt_void(CapH = 30);
translate([D, 0, 0]) rotate([0, 90, 0]) m3_bolt_void(CapH = 30);
translate([-D, 0, 0]) rotate([0, -90, 0]) m3_bolt_void(CapH = 30);
}
}
module lens_sled_m5_bolt_nut_voids (pos = [0, 0, 0], rot = [0, 0, 0], Angle = 360/12) {
translate(pos) rotate(rot) {
cylinder(r = R(5.2), h = 40, center = true, $fn = 40);
translate([0, 0, -3.5]) rotate([0, 0, Angle]) hex(9.2, 5);
}
}
module extrusion_block (pos = [0, 0, 0], rot = [0, 0, 0], X = 40, Y = 40, Z = 30, End = false) {
translate(pos) rotate(rot) {
difference () {
rotate([90, 0, 0]) rounded_cube([X, Y, Z], d = 5, center = true, $fn = 30);
cube([RailVoid, Z + 1, RailVoid], center = true);
}
if (End) {
end_2020([0, -(Z / 2) + (5 / 2), 0], [90, 0, 0]);
}
}
}
module lens_sled (pos = [0, 0, 0], rot = [90, 0, 0]) {
Y = 70;
LensDriveX = -ThreadedRodSpacing / 2;
LensFrameBlockY = (60 / 2) + (40 / 2) - 5;
LensFrameM3VoidsZ = (60 / 2) + (40 / 2) - 12.5 + 5 + 6;
LensFrameOffsetZ = 20;
BearingsSpacing = 28;
BearingM5Spacing = 62;
translate(pos) rotate(rot) {
difference () {
union () {
sled(rot = [0, 0, 0], Length = Y);
extrusion_block([LensFrameSpacingX - 35, LensFrameBlockY, LensFrameOffsetZ], Y = 30);
extrusion_block([-LensFrameSpacingX + 35, LensFrameBlockY, LensFrameOffsetZ], Y = 30);
translate([LensFrameSpacingX - 35 - 25 + 21, 48 - 5, -17.5 + 5]) cube([60, 24, 44], center = true);
translate([LensFrameSpacingX - 35 - 25 + 21, 48 - 5, -17.5 + 30.5]) difference() {
cube([60, 24, 44], center = true);
cube([30, 24 + 1, 34], center = true);
}
}
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 threaded rod passthrough
translate([-LensDriveX, 0, 0]) cylinder(r = R(ThreadDiameter + 1), h = Y + 1, center = true, $fn = 60);
//
top_sled_bearing_void([RailSpacing / 2, 21.5, BearingsSpacing / 2], [0, 90, 0]);
top_sled_bearing_void([-RailSpacing / 2, 21.5, BearingsSpacing / 2], [0, -90, 0]);
top_sled_bearing_void([RailSpacing / 2, 21.5, -BearingsSpacing / 2], [0, 90, 0]);
top_sled_bearing_void([-RailSpacing / 2, 21.5, -BearingsSpacing / 2], [0, -90, 0]);
side_sled_bearing_void([(RailSpacing / 2) + 21.5, 0, BearingsSpacing / 2], [90, -90, 0]);
side_sled_bearing_void([-(RailSpacing / 2) - 21.5, 0, BearingsSpacing / 2], [-90, -90, 0]);
side_sled_bearing_void([(RailSpacing / 2) + 21.5, 0, -BearingsSpacing / 2], [90, -90, 0]);
side_sled_bearing_void([-(RailSpacing / 2) - 21.5, 0, -BearingsSpacing / 2], [-90, -90, 0]);
//bolts for upright linear extrusions
lens_sled_m3_bolt_voids([LensFrameSpacingX - 35, LensFrameM3VoidsZ, LensFrameOffsetZ]);
lens_sled_m3_bolt_voids([-LensFrameSpacingX + 35 , LensFrameM3VoidsZ, LensFrameOffsetZ]);
//m5 bolt + nut for side radial bearing pressure plate
lens_sled_m5_bolt_nut_voids([(RailEndX / 2) - (40 / 2), 0, BearingM5Spacing / 2], [0, 90, 0]);
lens_sled_m5_bolt_nut_voids([(RailEndX / 2) - (40 / 2), 0, -BearingM5Spacing / 2], [0, 90, 0]);
lens_sled_m5_bolt_nut_voids([(-RailEndX / 2) + (40 / 2), 0, BearingM5Spacing / 2], [0, -90, 0]);
lens_sled_m5_bolt_nut_voids([(-RailEndX / 2) + (40 / 2), 0, -BearingM5Spacing / 2], [0, -90, 0]);
//motor void
translate([LensFrameSpacingX - 35, 50 + 37.5, LensRodsOffsetZ]) cube([42.25, 100, 42.25], center = true);
//threaded rod void
translate([LensFrameSpacingX - 35, 50 + 37.5 - 10, LensRodsOffsetZ]) rotate([90, 0, 0]) cylinder(r = R(9), h = 100, center = true, $fn = 60);
//motor bolts
lens_sled_m5_bolt_nut_voids([LensFrameSpacingX - 35 - 27, 47, 12 + LensRodsOffsetZ], [0, -90, 0], Angle = 0);
lens_sled_m5_bolt_nut_voids([LensFrameSpacingX - 35 - 27, 47, -12 + LensRodsOffsetZ], [0, -90, 0], Angle = 0);
//linear bolts
translate([-LensFrameSpacingX + 35, 50 + 37.5 - 10, LensRodsOffsetZ]) rotate([90, 0, 0]) cylinder(r = R(8.6), h = 100, center = true, $fn = 60);
}
//rail ends for snug fit
difference () {
end_2020([LensFrameSpacingX - 35, LensFrameM3VoidsZ - (6 / 2) - 5.1, LensFrameOffsetZ], [90, 0, 0]);
translate([LensFrameSpacingX - 35, LensFrameM3VoidsZ - (6 / 2) - 5.1, LensFrameOffsetZ - 13]) rotate([0, 45, 0]) cube([20, 20, 20], center = true);
}
difference () {
end_2020([-LensFrameSpacingX + 35, LensFrameM3VoidsZ - (6 / 2) - 5.1, LensFrameOffsetZ], [90, 0, 0]);
translate([-LensFrameSpacingX + 35, LensFrameM3VoidsZ - (6 / 2) - 5.1, LensFrameOffsetZ - 13]) rotate([0, 45, 0]) cube([20, 20, 20], center = true);
}
//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();
//translate([LensFrameSpacingX - 35, 40, 0]) rotate([-90, 0, 0]) NEMA17(H = 20);
}
}
module side_lens_sled_bearing_plate (pos = [0, 0, 0], rot = [0, 0, 0]) {
Y = 70;
BearingSpacing = 28;
BoltSpacing = 62;
translate(pos) rotate(rot) {
difference () {
cube([25, Y, 15.9], center = true);
//sides
translate([-9, 52, 0]) cube([25, Y, 15.9 + 1], center = true);
translate([-9, -52, 0]) cube([25, Y, 15.9 + 1], center = true);
translate([-9, 0, 0]) cube([25, 22, 15.9 + 1], center = true);
//inner
translate([-1, BearingSpacing / 2, 0]) cylinder(r = R(27), h = 11, center = true, $fn = 120);
translate([-1, -BearingSpacing / 2, 0]) cylinder(r = R(27), h = 11, center = true, $fn = 120);
translate([-10, 0, 0]) cube([25, Y, 11], center = true);
translate([-14, 0, 0])cube([25, Y, 15.9 + 1], center = true);
translate([-2, BearingSpacing / 2, 0]) cylinder(r = R(8), h = 15.9 + 1, center = true, $fn = 60);
translate([-2, -BearingSpacing / 2, 0]) cylinder(r = R(8), h = 15.9 + 1, center = true, $fn = 60);
//m5 bolt voids
translate([0, BoltSpacing / 2, 0]) rotate([0, 90, 0]) cylinder(r = R(5.2), h = 40, center = true, $fn = 40);
translate([0, -BoltSpacing / 2, 0]) rotate([0, 90, 0]) cylinder(r = R(5.2), h = 40, center = true, $fn = 40);
}
}
}
module end_2020 (pos = [0, 0, 0], rot = [0, 0, 0], Z = 5) {
translate(pos) rotate(rot) {
difference () {
union () {
cube([24, 5, Z], center = true);
cube([5, 24, Z], center = true);
cube([16.3, 10.7, Z], center = true);
cube([10.7, 16.3, Z], center = true);
}
cube([8.4, 8.4, Z + 1], center = true);
rotate([0, 0, 45]) cube([2.4, 40, Z + 1], center = true);
rotate([0, 0, -45]) cube([2.4, 40, Z + 1], center = true);
}
}
}
module bearing_roller (pos = [0, 0, 0], rot = [0, 0, 0]) {
A = 5.75;
D1 = 25.4;
D2 = 24;
translate(pos) rotate(rot) difference () {
union () {
cylinder(r = R(D2), h = 10, center = true, $fn = 100);
cylinder(r = R(D1), h = A, center = true, $fn = 100);
translate([0, 0, (A / 2) + (1 / 2)]) cylinder(r1 = R(D1), r2 = R(D2), h = 1, center = true, $fn = 100);
translate([0, 0, -(A / 2) - (1 / 2)]) cylinder(r2 = R(D1), r1 = R(D2), h = 1, center = true, $fn = 100);
}
translate([0, 0, 1]) bearing_void(Hole = false, Fuzz = 0.3, Width = 9.01);
cylinder(r = R(19.5), h = 10 + 1, center = true, $fn = 100);
}
}
module bearing_roller_inner (pos = [0, 0, 0], rot = [0, 0, 0]) {
translate(pos) rotate(rot) difference () {
union () {
cylinder(r = R(7.8), h = 15, center = true, $fn = 60);
translate([0, 0, 4.5]) cylinder(r = R(11), h = 1, center = true, $fn = 80);
}
cylinder(r = R(5.25), h = 20 + 1, center = true, $fn = 60);
}
}
module corner_bracket (pos = [0, 0, 0], rot = [0, 0, 0]) {
W = 19;
L = 25;
T = 3;
BoltDepth = 0.5;
translate(pos) rotate(rot) {
difference () {
union () {
cube([W, L, L], center = true);
translate([0, -0.5, -0.5]) cube([5.5, L + 1, L + 1], center = true);
}
translate([0, T, T]) cube([W - T - T, L, L], center = true);
translate([0, L / 3, L / 3]) rotate([45, 0, 0]) cube([W + 1, L, L], center = true);
translate([0, T, L - 4.15]) cube([W + 1, L, L], center = true);
translate([0, L - 4.15, T]) cube([W + 1, L, L], center = true);
m3_bolt_void([0, 5, -9.5 - BoltDepth]);
translate([0, 5, -14.5]) cube([6.5, 6.5, 4], center = true);
m3_bolt_void([0, -9.5 - BoltDepth, 5], [-90, 0, 0]);
translate([0, -14.5, 5]) cube([6.5, 4, 6.5], center = true);
}
}
}
module corner_outer_bracket (pos = [0, 0, 0], rot = [0, 0, 0], Rotate = false, Side = "right") {
T = 3;
W = 20.3;
H = 40 + T;
BoltDepth = 0.5;
translate(pos) rotate(rot) {
difference () {
union () {
intersection () {
end_2020();
cube([W, W, 10], center = true);
}
translate([10 - 0.2, 0, -T]) cube([40.4, W, T], center = true);
if (Rotate) {
translate([20, 0, -T + 1]) cube([5.5, W, T], center = true);
} else {
translate([20, 0, -T + 1]) cube([20, 5.5, T], center = true);
}
translate([-(W / 2) - (T / 2) - 0.2, 0, (H / 2) - 4.5]) cube([T, W, H], center = true);
translate([-(W / 2) - (T / 2) - 0.2 + 1, 0, (H / 2) - 4.5]) cube([T, 5.5, H], center = true);
//
if (!Rotate || Side == "right") {
translate([8.35, (W / 2) + (T / 2), (40 / 2) - T])difference () {
cube([H + 0.4, T, H], center = true);
translate([0, 0, 33.5]) rotate([0, 45, 0]) cube([H * 3, T + 1, H], center = true);
}
}
if (!Rotate || Side == "left") {
translate([8.35, -(W / 2) - (T / 2) , (40 / 2) - T])difference () {
cube([H + 0.4, T, H], center = true);
translate([0, 0, 33.5]) rotate([0, 45, 0]) cube([H * 3, T + 1, H], center = true);
}
}
}
//horizontal
m3_bolt_void([20, 0, -4.5 + BoltDepth], [180, 0, 0]);
translate([20, 0, 0.5]) cube([6.5, 6.5, 4], center = true);
//vertical
m3_bolt_void([-13.5 + BoltDepth, 0, 10 + (T / 2)], [0, -90, 0]);
translate([-8, 0, 10 + (T / 2)]) cube([4, 6.5, 6.5], center = true);
m3_bolt_void([-13.5 + BoltDepth, 0, 30 + (T / 2)], [0, -90, 0]);
translate([-8, 0, 30 + (T / 2)]) cube([4, 6.5, 6.5], center = true);
}
}
}
module lens_frame_top_gantry (pos = [0, 0, 0], rot = [0, 0, 0]) {
translate(pos) rotate(rot) {
difference() {
union () {
corner_outer_bracket([(LensFrameSpacingX / 2) + 14.65, 0, 8.85], [180, 0, 180], Rotate = false);
corner_outer_bracket([(-LensFrameSpacingX / 2) - 14.65, 0, 8.85], [180, 0, 0], Rotate = false);
translate([0, 0, 11.85]) cube([71, 26.3, 3], center = true);
translate([0, 0, 11.85-1]) cube([71, 5.5, 3], center = true);
translate([0, -11.65, 11.85 - 10]) cube([120, 3, 20], center = true);
translate([0, 11.65, 11.85 - 5]) cube([120, 3, 10], center = true);
//threaded rod
translate([53, 31, 8.35]) difference() {
cube([50, 40, 10], center = true);
translate([-20, 20, 0]) rotate([0, 0, 45]) cube([70, 40, 10 + 1], center = true);
}
translate([LensFrameSpacingX - 35, -LensRodsOffsetZ + 20, -3]) cylinder(r = R(22), h = 25, center = true, $fn = 120);
//linear rod
translate([-53, 31, 8.35]) difference() {
cube([50, 40, 10], center = true);
translate([20, 20, 0]) rotate([0, 0, -45]) cube([70, 40, 10 + 1], center = true);
}
translate([-LensFrameSpacingX + 35 - 2, -LensRodsOffsetZ + 20, -3]) cube([22, 19, 15], center = true);
}
translate([LensFrameSpacingX - 35, -LensRodsOffsetZ + 20, -5]) {
linear_bearing(padD = 0.2);
translate([0, 0, 2]) linear_bearing(padD = 0.2);
cylinder(r = R(ThreadDiameter + 1), h = 40, center = true, $fn = 60);
}
translate([-LensFrameSpacingX + 35, -LensRodsOffsetZ + 20, -5]) {
cylinder(r = R(ThreadDiameter + 0.1), h = 40, center = true, $fn = 60);
}
//center bolt
m3_bolt_void([0, 0, 12.75]);
translate([0, 0, 6.35]) cube([7, 7, 8], center = true);
//linear rod m4 bolt void
translate([-73, 35, -3]) {
translate([0, 0, -10]) cube([3.1, 8.25, 20], center = true);
rotate([90, 0, 90]) {
m4_nut();
cylinder(r = R(4), h = 15, center = true, $fn = 30);
}
}
}
}
}
module projector_orbital_brace (pos = [0, 0, 0], rot = [0, 0, 0]) {
X = 5 * IN;
Y = 160;
Z = 9;
PlateD = OrbitalPlateD;
InnerD = 63.5;
M5SpacingX = 70 - 18; // - 12
M5SpacingY = 123 + 8.5;// + 6
M3BoltY = 20;
Corner = 20;
VoidD = 11.25;
VoidX = -25.5;
VoidY = 40.25;
translate(pos) rotate(rot) difference() {
cube([X, Y, Z], center = true);
//corners
translate([X / 2, Y / 2, 0]) rotate([0, 0, 45]) cube([Corner, Corner, Z + 1], center = true);
translate([-X / 2, Y / 2, 0]) rotate([0, 0, 45]) cube([Corner, Corner, Z + 1], center = true);
//plate
translate([0, 0, -6.5]) cylinder(r = R(PlateD), h = Z, center = true, $fn = 300);
//center
cylinder(r = R(InnerD), h = Z + 1, center = true, $fn = 120);
//marks
translate([(X / 2) + 0.1, 0, 0]) rotate([0, 0, 45]) cube([1, 1, Z + 1], center = true);
translate([-(X / 2) - 0.1, 0, 0]) rotate([0, 0, 45]) cube([1, 1, Z + 1], center = true);
//two voids
translate([VoidX, VoidY, 0 ]) cylinder(r = R(VoidD), h = Z + 1, center = true, $fn = 40);
translate([VoidX, -VoidY, 0 ]) cylinder(r = R(VoidD), h = Z + 1, center = true, $fn = 40);
//face plate m3 bolt
m3_bolt_void([ProjectorFrameSpacingX / 2, (Y / 2) - M3BoltY, 1], [180, 0, 0], BoltH = 8, CapH = 10);
m3_bolt_void([-ProjectorFrameSpacingX / 2, (Y / 2) - M3BoltY, 1], [180, 0, 0], BoltH = 8, CapH = 10);
m3_bolt_void([ProjectorFrameSpacingX / 2, -(Y / 2) + M3BoltY, 1], [180, 0, 0], BoltH = 8, CapH = 10);
m3_bolt_void([-ProjectorFrameSpacingX / 2, -(Y / 2) + M3BoltY, 1], [180, 0, 0], BoltH = 8, CapH = 10);
//m3 bolt top brace
//attachment m5 bolts
translate([M5SpacingX / 2, M5SpacingY / 2, 0]) cylinder(r = R(5.3), h = Z + 1, center = true, $fn = 40);
translate([-M5SpacingX / 2, M5SpacingY / 2, 0]) cylinder(r = R(5.3), h = Z + 1, center = true, $fn = 40);
translate([M5SpacingX / 2, -M5SpacingY / 2, 0]) cylinder(r = R(5.3), h = Z + 1, center = true, $fn = 40);
translate([-M5SpacingX / 2, -M5SpacingY / 2, 0]) cylinder(r = R(5.3), h = Z + 1, center = true, $fn = 40);
}
}
module projector_orbital_brace_corner (pos = [0, 0, 0], rot = [0, 0, 0]) {
PlateD = OrbitalPlateD;
H = 8;
BaseZ = 3 + 1.5;
OuterD = PlateD + (16 * 2);
InnerVoidD = PlateD - (4.62 * 2);
CuspD = OuterD - (2.9 * 2);
PositionAngle = 58;
Angle = 30;
BoltX = 149.1 - 7.6;
OffsetX = -((CuspD + PlateD) / 2) / 2;
translate(pos) rotate(rot) translate([OffsetX, 0, 0]) {
difference() {
cylinder(r = R(OuterD), h = H, center = true, $fn = 600);
cylinder(r = R(InnerVoidD), h = H + 1, center = true, $fn = 600);
translate([0, 0, BaseZ]) cylinder(r = R(PlateD), h = H, center = true, $fn = 600);
translate([0, 0, BaseZ + 2.75]) cylinder(r = R(CuspD), h = H, center = true, $fn = 600);
translate([0, 0, 3.01]) cylinder(r1 = R(PlateD), r2 = R(CuspD), h = 0.5, center = true, $fn = 600);
//slice
rotate([0, 0, PositionAngle + (Angle / 2)]) translate([0, OuterD / 2, 0]) cube([OuterD + 1, OuterD, H + 1], center = true);
rotate([0, 0, PositionAngle - (Angle / 2)]) translate([0, -OuterD / 2, 0]) cube([OuterD + 1, OuterD, H + 1], center = true);
//
rotate([0, 0, PositionAngle]) translate([BoltX / 2, 0, 0]) cylinder(r = R(5), h = H * 5, center = true, $fn = 40);
rotate([0, 0, PositionAngle]) translate([BoltX / 2, 0, -6.5 + 3.5]) m5_nut();
}
}
}
module rail_end_idle_roller_plug (pos = [0, 0, 0], rot = [0, 0, 0]) {
H = 13.8;
translate(pos) rotate(rot) {
difference () {
union () {
cylinder(r = R(15), h = H, center = true, $fn = 80);
translate([0, 0, -(H / 2) + (1.5 / 2)]) cylinder(r = R(20), h = 1.5, center = true, $fn = 80);
}
cylinder(r = R(10), h = H + 1, center = true, $fn = 80);
}
}
}
module rail_end_idle_motor_plug (pos = [0, 0, 0], rot = [0, 0, 0]) {
H = 45;
translate(pos) rotate(rot) {
difference () {
union () {
cylinder(r = R(NEMA17PadD), h = H, center = true, $fn = 100);
translate([0, 0, -(H / 2) + (5 / 2)]) rounded_cube([43, 43, 5], d = 8, center = true, $fn = 40);
}
cylinder(r = R(10), h = H + 1, center = true, $fn = 80);
bolt_nut_voids_motor([0, 0, -2]);
translate([0, 0, 10.6]) linear_bearing(padD = 0.2);
}
}
}
module debug () {
//translate([50 , -90 - 10, 22]) rotate([0, 90, 0]) bearing_void();
rail_end([0, 20, 0], Projector = true);
color("green") translate([(ProjectorFrameSpacingX / 2), 0, 37.25]) rotate([0, 0, 0]) linear_extrude(height=255) 2020_profile();
color("green") translate([-(ProjectorFrameSpacingX / 2), 0, 37.35]) rotate([0, 0, 0]) linear_extrude(height=255) 2020_profile();
echo("cross", ProjectorFrameSpacingX-20, "mm");
color("green") translate([-((ProjectorFrameSpacingX - 20) / 2), 0, 282.25]) rotate([0, 90, 0]) linear_extrude(height=ProjectorFrameSpacingX-20) 2020_profile();
projector_orbital_brace([0, 14.5, 180], [90, 0, 0]);
translate ([0, 14.5, 180]) rotate([90, 0, 0]) {
projector_orbital_brace_corner([0, -105, -8], [0, 0, -90]);
//translate([35-9, -62-3.5, 0]) cylinder(r = R(5), h = 30, center = true, $fn = 60);
}
translate([0, 0, 110]) cube([10, 10, 150], center = true);
corner_bracket([30, 0, 260], [0, 180, 90]);
corner_outer_bracket([55, 10, 290], [0, 180, 0]);
corner_bracket([-30, 0, 260], [180, 0, 90]);
corner_outer_bracket([-55, 0, 290], [180, 0, 0]);
//camera_sled([0, -90, 0]);
//difference () {
//lens_sled([0, -90, 0]);
//translate([ 50 + (RailSpacing / 2), -90 - 50, 0]) cube([100, 100, 100], center = true);
//translate([ -50 - (RailSpacing / 2), -90, 0]) cube([100, 100, 100], center = true);
//}
//color("green") translate([(LensFrameSpacingX / 2) + 15, -20, 50]) rotate([0, 0, 0]) linear_extrude(height=200) 2020_profile();
//color("green") translate([-(LensFrameSpacingX / 2) - 15, -20, 50]) rotate([0, 0, 0]) linear_extrude(height=200) 2020_profile();
//color("green") translate([-(LensFrameSpacingX + 30 + 20) / 2, -20, 260]) rotate([0, 90, 0]) linear_extrude(height = LensFrameSpacingX + 30 + 20) 2020_profile();
//color("blue") translate([LensFrameSpacingX - 35, -LensRodsOffsetZ, 140]) cylinder(r = R(9), h = 300, center = true, $fn = 60);
//color("blue") translate([-LensFrameSpacingX + 35, -LensRodsOffsetZ, 140]) cylinder(r = R(9), h = 300, center = true, $fn = 60);
//difference () {
//intersection() {
//lens_sled([0, 0, 0]);
//cube([132, 1, 100], center = true);
//translate([-30, -90 + 30 - 1, 10]) cube([90, 60, 45], center = true);
//translate([150, -90, 50]) cube([200, 100, 100], center = true);
//translate([65, 20, 40]) cube([70, 50, 50], center = true);
//}
/*translate([RailSpacing / 2, -90, 21.5]) rotate([0, 90, 0]) {
bearing_roller();
bearing_roller_inner();
}
translate([(RailSpacing / 2) + 21.5, -90, 0]) rotate([0, 0, 0]) {
bearing_roller();
bearing_roller_inner();
}
*/
//color("blue") side_lens_sled_bearing_plate([(RailSpacing / 2) + 23.5 + 20, 0, 0]);
//lens_frame_top_gantry([0, -20, 260]);
//bearing_roller();
//debug
//translate([-RailSpacing / 2, 0, 0]) rotate([90, 0, 0]) rail_debug(175);
//color("green") 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();
//translate([50 - 10, 0, 0]) rail_debug(100);
//translate([-50 + 10, 0, 0]) rail_debug(100);
//translate([-50, 0, 110]) rotate([0, 90, 0]) rail_debug(100);
/*difference () {
union () {
corner_bracket();
m3_bolt_void([0, -9.4, 5], [-90, 0, 0], BoltH=8);
}
translate([0, 0, 10]) cube([50, 30, 10], center = true);
}*/
//projector_orbital_brace();
//projector_orbital_brace_corner([0, 0, -8]);
}
module rail_sizing (L = 300) {
SpacingY = L - 30;
RailL = L;
difference () {
rail_end([0, SpacingY / 2, 0], Motors = false, Projector = false);
translate([0, SpacingY / 2, 25]) cube([200, 200, 50], center = true);
}
difference () {
rail_end([0, -SpacingY / 2, 0], [90, 0, 180], Projector = true);
translate([0, -SpacingY / 2, 25]) cube([200, 200, 50], center = true);
}
translate([55, RailL / 2, 0]) rotate([90, 0, 0]) linear_extrude(height=RailL) 2020_profile();
rotate([90, 0, 0]) color("green") cylinder(r = R(ThreadDiameter), h = L, center = true, $fn = 60);
lens_sled();
translate([25, -35+17, 0]) rotate([90, 0, 0]) color("green") cylinder(r = R(ThreadDiameter), h = L, center = true, $fn = 60);
}
PART = "rail_end_idle_motor_plug";
if (PART == "rail_end") {
rail_end(Projector = true);
} else if (PART == "rail_end_idle") {
rail_end(Motors = false, Projector = false);
} else if (PART == "lens_sled") {
rotate([90, 0, 0]) lens_sled();
} else if (PART == "bearing_roller") {
bearing_roller();
} else if (PART == "bearing_roller_inner") {
rotate([180, 0, 0]) bearing_roller_inner();
} else if (PART == "side_lens_sled_bearing_plate") {
rotate([0, 90, 0]) side_lens_sled_bearing_plate();
} else if (PART == "corner_bracket") {
corner_bracket(rot = [0, 90, 0]);
} else if (PART == "corner_outer_bracket") {
corner_outer_bracket();
} else if (PART == "corner_outer_bracket_rotated") {
corner_outer_bracket(Rotate = true);
} else if (PART == "lens_frame_top_gantry") {
lens_frame_top_gantry(rot = [180, 0, 0]);
} else if (PART == "projector_orbital_brace") {
projector_orbital_brace(rot = [180, 0, 0]);
} else if (PART == "projector_orbital_brace_corner") {
projector_orbital_brace_corner();
} else if (PART == "rail_end_idle_roller_plug") {
rail_end_idle_roller_plug();
} else if (PART == "rail_end_idle_motor_plug") {
rail_end_idle_motor_plug();
} else {
//debug();
rail_sizing();
}
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