150 lines
4.8 KiB
OpenSCAD
150 lines
4.8 KiB
OpenSCAD
time = 0;
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IN = 25.4;
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DOWEL_D = IN * (5 / 16); //IN / 4;
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echo("DOWEL_D");
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echo(DOWEL_D); //5/16" = 7.9375, real = 7.6 - 8.09
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//1/4" = 6.35, real = 3.2 - 3.44
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THREADED_D = 12.17;//IN / 2; //1/2" = 12.7, real = 12.17
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echo("THREADED_D");
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echo(THREADED_D);
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SPOKES = 6;
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ANGLE = 360 / SPOKES;
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MAX_Y = 12 * IN;
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LEN = 231 + 85;
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OFFSET = 10;
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WIDTH = 30;
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DISTANCE = (LEN / 2) - OFFSET;
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DOWEL_OFFSET = (LEN / 2) - OFFSET + (IN / 8);
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DOWEL_DISTANCE = (DOWEL_OFFSET * sin(ANGLE / 2)) * 2;
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FEET = 34 * 1000;
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RACK_D = SPOKES * DOWEL_DISTANCE;
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echo("DIAMETER");
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echo(RACK_D);
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RACK_LEN = (FEET / RACK_D) * 16;
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echo(RACK_LEN);
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echo(RACK_LEN / IN);
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ROTATE = time / 2;
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module rounded_cube (cube_arr = [1, 1, 1], d = 0, center = false) {
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off_x = 0;
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off_y = 0;
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r = d/2;
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union () {
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cube([cube_arr[0] - d, cube_arr[1], cube_arr[2]], center = center);
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cube([cube_arr[0], cube_arr[1] - d, cube_arr[2]], center = center);
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translate ([1 * (cube_arr[0] / 2) - r , 1 * (cube_arr[1] / 2)- r, 0]) cylinder(r = r, h = cube_arr[2], center = center);
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translate ([-1 * (cube_arr[0] / 2) + r, -1 * (cube_arr[1] / 2) + r, 0]) cylinder(r = r, h = cube_arr[2], center = center);
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translate ([1 * (cube_arr[0] / 2) - r, -1 * (cube_arr[1] / 2) + r, 0]) cylinder(r = r, h = cube_arr[2], center = center);
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translate ([-1 * (cube_arr[0] / 2) + r, 1 * (cube_arr[1] / 2)- r, 0]) cylinder(r = r, h = cube_arr[2], center = center);
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}
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}
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module laser_bed () {
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translate([0, 0, -.5]) cube([300, 500, 1], center = true);
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}
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module rack_side () {
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echo("LEN", LEN);
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for (i = [0 : SPOKES / 2]) {
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rotate([0, 0, i * ANGLE]) {
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difference () {
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rounded_cube([LEN, WIDTH, IN / 4], d = IN / 4, center = true);
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//center
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cylinder(r = THREADED_D / 2, h = 10, center = true);
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//ends
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translate ([DISTANCE, 0, 0]) {
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cylinder(r = DOWEL_D / 2, h = 10, center = true);
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}
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translate ([-DISTANCE, 0, 0]) {
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cylinder(r = DOWEL_D / 2, h = 10, center = true);
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}
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}
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}
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}
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}
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module stand () {
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echo("STAND", (LEN / 2) + 40);
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difference () {
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rounded_cube([(LEN / 2) + 40, 40, IN / 4], d = DOWEL_D, center = true);
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translate ([-(LEN / 4), 0, 0]) cylinder(r = (THREADED_D + 4) / 2, h = 275, center = true);
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}
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difference () {
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translate ([(LEN / 2) - 50, 0, 0]) rounded_cube([40, 150, IN / 4], d = DOWEL_D, center = true);
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translate ([(LEN / 2) -50 + 10, 0, 0]) cube([20, IN / 4, 20], center = true);
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}
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}
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module stand_base() {
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difference () {
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rounded_cube([40, 100, IN / 4], d = DOWEL_D, center = true);
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translate ([-10, 0, 0]) cube([20, IN / 4, 20], center = true);
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}
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}
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module stand_printed_bearing () {
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$fn = 100;
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difference () {
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union () {
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cylinder(r = (THREADED_D + 4) / 2, h = IN / 4, center = true);
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translate([0, 0, -(IN / 8) - (3 / 2)]) cylinder(r = (THREADED_D + 12) / 2, h = 3, center = true);
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}
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cylinder(r = (THREADED_D + .5) / 2, h = 50, center = true);
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}
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}
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module drying_rack () {
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//threaded rod
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translate([0, 4 * IN, 0]) rotate([90, 0, 0]) cylinder(r = THREADED_D / 2, h = 36 * IN, center = true);
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//dowels]
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rotate ([90, ROTATE, 0]) {
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for (i = [0 : SPOKES / 2]) {
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rotate([0, 0, i * ANGLE]) {
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translate ([DISTANCE, 0, 0]) {
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cylinder(r = DOWEL_D / 2, h = 24 * IN, center = true);
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}
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translate ([-DISTANCE, 0, 0]) {
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cylinder(r = DOWEL_D / 2, h = 24 * IN, center = true);
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}
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}
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}
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}
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translate([0, RACK_LEN / 2, 0]) rotate([90, ROTATE, 0]) rack_side();
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translate([0, -RACK_LEN / 2, 0]) rotate([90, ROTATE, 0]) rack_side();
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translate([0, (RACK_LEN / 2) + 20, 0]) rotate([90, 0, 0]) stand_printed_bearing();
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translate([0,- (RACK_LEN / 2) - 20, 0]) rotate([90, 0, 180]) stand_printed_bearing();
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translate([0, (RACK_LEN / 2) + 20, -(LEN / 4)]) rotate([90, 90, 0]) stand();
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translate([0, (RACK_LEN / 2) + 20, -(LEN / 2) - 25]) rotate([90, 90, 90]) stand_base();
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translate([0, -(RACK_LEN / 2) - 20, -(LEN / 4)]) rotate([90, 90, 0]) stand();
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translate([0, -(RACK_LEN / 2) - 20, -(LEN / 2) - 25]) rotate([90, 90, 90]) stand_base();
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}
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module laser_plate () {
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translate([0, -90, 0]) projection() rotate([0, 0, ANGLE / 2]) rack_side();
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translate([15, 94, 0]) projection() rotate([0, 0, 0]) stand();
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translate([-110, 94, 0]) projection() rotate([0, 0, 0]) stand_base();
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//color("blue") laser_bed();
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}
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module printer_plate () {
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stand_printed_bearing();
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translate([30, 0, 0]) stand_printed_bearing();
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}
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//rack_side();
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//stand();
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//stand_base();
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printer_plate();
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//laser_plate();
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//rotate([0, 0, time]) drying_rack();
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