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