221 lines
6.9 KiB
OpenSCAD
221 lines
6.9 KiB
OpenSCAD
include <../takeup.scad>;
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PART="none";
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ARM_LENGTH = 130;
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ARM_WIDTH = 15;
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ARM_HEIGHT = 7;
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ARM_CUTOFF = 101.25;
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ARM_REINFORCEMENT_OFFSET_X = 20;
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ARM_REINFORCEMENT_Y = 5;
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ARM_REINFORCEMENT_Z = 4.1;
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ARMS_ANGLE = 40;
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AX = 105;
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AY = 26.85 - 2;
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AZ = 6.1;
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BX = 105;
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BY = 34.4;
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BZ = 5;
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BOLTSX = 77;
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M5 = 5;
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FILTER_X = 55.4;
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FILTER_Y = 6.5;
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FILTER_VOID_X = FILTER_X - 9 + ((4.5 - 2.34) * 2);
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ROLLER_SPACING = 95;
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module m5_nut (pos = [0, 0, 0]) {
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translate(pos) hex(9.4, 4);
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}
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module block_bolt_voids (pos = [0, 0, 0]) {
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translate(pos) {
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translate([BOLTSX / 2, 0, 0]) {
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cylinder(r = 4.95 / 2, h = BZ + 1, center = true, $fn = 50);
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m5_nut([0, 0, 3]);
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}
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translate([-BOLTSX / 2, 0, 0]) {
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cylinder(r = 4.95 / 2, h = BZ + 1, center = true, $fn = 50);
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m5_nut([0, 0, 3]);
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}
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}
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}
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module block () {
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cube([AX, AY, AZ], center = true);
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translate([0, -(AY - BY) / 2, (AZ / 2) + (BZ / 2)]) {
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difference () {
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union () {
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cube([BX, BY, BZ], center = true);
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translate([BOLTSX / 2, (BY / 2) - 3.5, 0]) {
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cylinder(r= R(13), h = BZ, center = true, $fn = 60);
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}
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translate([-BOLTSX / 2, (BY / 2) - 3.5, 0]) {
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cylinder(r= R(13), h = BZ, center = true, $fn = 60);
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}
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}
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//void for motor parts
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translate([0, BY - 5.44, 0]) cube([53.2, BY, BZ + 1], center = true);
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//bolts
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block_bolt_voids([0, (BY / 2) - 3.5, 0]);
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}
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}
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}
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module original_takeup () {
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block();
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}
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module projector_mount (pos = [0, 0, 0], rot = [0, 0, 0]) {
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//intersection () {}
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$fn = 60;
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translate(pos) rotate(rot) {
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intersection () {
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rotate([0, 180, 0]) minimal_mount();
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translate([-10, 0, 0]) rounded_cube([50, 30, 20], d = 12, center = true);
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}
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}
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//translate([-8.5, 0, 12]) rotate([0, 0, 180]) geared_motor();
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//translate([0, 0, -34]) rotate([180, 0, 0]) daylight_spool_insert();
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}
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module projector_arm (pos = [0, 0, 0], rot = [0, 0, 0]) {
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translate(pos) rotate(rot) {
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difference () {
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union () {
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cube([ARM_LENGTH, ARM_WIDTH, ARM_HEIGHT], center = true);
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translate([(ARM_CUTOFF/2) - 2.1, 0, 0]) scale([2, 1, 1]) rotate([0, 0, 45]) cube([30, 30, ARM_HEIGHT], center = true);
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}
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translate([ARM_CUTOFF, 0, 0]) cube([ARM_LENGTH, 52, ARM_HEIGHT + 1], center = true);
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}
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translate([-ARM_REINFORCEMENT_OFFSET_X / 2, 0, -ARM_REINFORCEMENT_Z / 2]) difference() {
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cube([ARM_LENGTH - ARM_REINFORCEMENT_OFFSET_X, ARM_REINFORCEMENT_Y, ARM_HEIGHT + ARM_REINFORCEMENT_Z], center = true);
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translate([0, 0, -ARM_HEIGHT - ARM_REINFORCEMENT_Z + 2]) rotate([0, -5, 0]) cube([ARM_LENGTH - ARM_REINFORCEMENT_OFFSET_X + 20, ARM_REINFORCEMENT_Y + 1, ARM_HEIGHT + ARM_REINFORCEMENT_Z], center = true);
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}
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}
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}
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module filter_holder (pos = [0, 0, 0]) {
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translate(pos) difference () {
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cube([FILTER_X, 13.25, 50.5], center = true);
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//center void
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cube([42.4, 13.25 + 1, 50.5 + 1], center = true);
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translate([0, (13.25/2) - (3.25/2) - 1, 0]) cube([FILTER_VOID_X, 3.25, 50.5 + 1], center = true);
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translate([0, (13.25/2) - (3.25/2) - 1 - 3.25 - 1, 0]) cube([FILTER_VOID_X, 3.25, 50.5 + 1], center = true);
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}
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}
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module filter_reinforcement (pos = [0, 0, 0]) {
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Z = 19.5 + 7.83-5.75;
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X = AX;
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translate(pos) difference () {
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cube([X, 15.5, Z], center = true);
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cube([FILTER_X - 0.1, 15.5 + 1, Z + 1], center = true);
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translate([X - 19.5, -9, 0]) cube([X, 15.5, Z + 1], center = true);
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translate([-X + 19.5, -9, 0]) cube([X, 15.5, Z + 1], center = true);
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}
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}
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module roller_bolts () {
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translate([ROLLER_SPACING/2, 2, 0]) {
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cylinder(r = R(4.25), h = 80, center = true, $fn = 40);
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translate([0, 0, 7]) rotate([0, 0, 30]) m4_nut();
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}
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translate([-ROLLER_SPACING/2, 2, 0]) {
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cylinder(r = R(4.25), h = 80, center = true, $fn = 40);
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translate([0, 0, 7]) rotate([0, 0, 30]) m4_nut();
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}
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}
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module jk_takeup () {
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difference () {
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union () {
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block();
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filter_holder([0, 0, -27.5]);
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filter_reinforcement([0, -1.1, -16+(5.75/2)]);
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}
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roller_bolts();
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}
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translate([0, 0, 1.8]) {
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translate([-30, 0, 0]) rotate([0, 0, ARMS_ANGLE]) {
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projector_arm([-ARM_LENGTH/2, 0, 2.75], [0, 0, 180]);
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projector_mount([-ARM_LENGTH, 0, 5.5], [0, 0, 180]);
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}
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translate([30, 0, 0]) rotate([0, 0, -ARMS_ANGLE]) {
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projector_arm([ARM_LENGTH/2, 0, 2.75]);
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projector_mount([ARM_LENGTH, 0, 5.5]);
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}
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}
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}
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module jk_takeup_halves (HALF = "A") {
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difference () {
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jk_takeup();
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translate([0, 7, 0]) cylinder(r = R(M5), h = 40, center = true, $fn = 60);
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translate([0, -7, 0]) cylinder(r = R(M5), h = 40, center = true, $fn = 60);
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if (HALF == "A") {
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translate([(ARM_LENGTH) + 10, 0, 0]) cube([ARM_LENGTH * 2, ARM_LENGTH * 2, ARM_LENGTH], center = true);
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translate([0, 0, 10 + 2]) cube([20, BY + 1, 20], center = true);
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} else if (HALF == "B") {
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translate([-(ARM_LENGTH) - 10, 0, 0]) cube([ARM_LENGTH * 2, ARM_LENGTH * 2, ARM_LENGTH], center = true);
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translate([0, 0, -10 + 2]) cube([20, BY + 1, 20], center = true);
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}
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}
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}
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module idle_roller () {
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D1 = 16;
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D3 = 90;
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FN = 60;
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difference () {
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union() {
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difference () {
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cylinder(r = R(D1), h = 20.2, center = true, $fn = FN);
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cylinder(r = R(D1)+1, h = 17, center = true, $fn = FN);
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}
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translate([0, 0, 0]) {
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difference() {
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cylinder(r = R(14), h = 17.1, center = true, $fn = FN);
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for (i = [0 : FN - 1]) {
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rotate([0, 0, (360 / FN) * i ]) {
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translate([(D3/2)+6.1, 0, 0]) rotate([90, 0, 0]) cylinder(r = R(D3), h = 2, center = true, $fn = 200);
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}
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}
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}
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}
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}
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cylinder(r = R(4.25), h = 20.2 + 1, center = true, $fn = 30);
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translate([0, 0, (20.2 / 2) - (5 / 2)]) cylinder(r = R(10), h = 5.1, center = true, $fn = FN);
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}
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}
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module idle_roller_cap () {
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difference () {
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cylinder(r = R(10-0.3), h = 5, center = true, $fn = 60);
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cylinder(r = R(4.25), h = 20.2 + 1, center = true, $fn = 30);
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translate([0, 0, 1.01]) m4_nut();
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}
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}
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//translate([0, 0, 40]) color("red") original_takeup();
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if (PART == "jk_takeup") {
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jk_takeup();
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} else if (PART == "jk_takeup_half_a") {
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jk_takeup_halves("A");
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} else if (PART == "jk_takeup_half_b") {
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jk_takeup_halves("B");
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} else if (PART == "idle_roller") {
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idle_roller();
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}
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