Work on Arri-S DC motor
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3419172535
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@ -1,6 +1,7 @@
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// Arri-S Animation Motor
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include <./common.scad>;
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include <./takeup.scad>;
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BarrelDiameter = 45;
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BarrelLength = 52;
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@ -29,6 +30,8 @@ DriveDiameter2 = 9;
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ShaftLength = 2.75;
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ShaftDiameter = 5;
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PART = "none";
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module motorBarrel () {
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$fn = 200;
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cylinder(r = R(BarrelDiameter), h = BarrelLength, center = true);
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@ -150,8 +153,80 @@ module animationMotorBody () {
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}
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}
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module animationMotorDCBodyPositive () {
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difference () {
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motorBarrel();
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//hollow out
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translate([0, 0, 4]) cylinder(r = R(BarrelDiameter) - 5, h = BarrelLength, center = true, $fn = 200);
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//cut
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translate([0, 0, 20]) cube([100, 100, BarrelLength], center = true);
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cylinder(r = R(23), h = BarrelLength + 1, center = true, $fn = 100);
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//window
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translate([0, (BarrelDiameter / 2) - 2, -10]) cube([8, 8, 30], center = true);
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}
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//rim
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translate([0, 0, -(BarrelLength / 2) - (8 / 2)]) {
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difference () {
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cylinder(r = R(BarrelDiameter) + 2, h = 8, center = true, $fn = 200);
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cylinder(r = R(23), h = 8 + 1, center = true, $fn = 100);
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}
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}
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//geared motor mount
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translate([0, 0, -34 - 4]) {
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intersection () {
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rotate([0, 0, -90]) minimal_mount();
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union () {
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cylinder(r = R(BarrelDiameter) + 2, h = 10, center = true, $fn = 200);
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translate([0, -30, 0]) cube([33, 60, 10], center = true);
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}
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}
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}
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//notch
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$fn = 50;
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rotate([0, 0, 35]) {
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translate([BarrelDiameter / 2, 0, -(BarrelLength / 2) + NotchOffset]) {
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rotate([0, 90, 0]) {
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cylinder(r = R(NotchDiameter), h = 1, center = true);
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translate([0, 0, NotchDiameter / 4]) sphere(r = R(NotchDiameter));
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}
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}
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}
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}
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module boltSlotDC () {
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cylinder(r = R(6), h = 40, center = true, $fn = 40);
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}
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module animationMotorDCBody () {
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boltZOffset = -15.01;
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difference () {
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animationMotorDCBodyPositive();
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translate ([0, -8, 0]) {
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translate([MOTOR_MOUNT_Y/2, MOTOR_MOUNT_X/2, boltZOffset]) boltSlotDC();
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translate([MOTOR_MOUNT_Y/2, -MOTOR_MOUNT_X/2, boltZOffset]) boltSlotDC();
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translate([-MOTOR_MOUNT_Y/2, MOTOR_MOUNT_X/2, boltZOffset]) boltSlotDC();
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translate([-MOTOR_MOUNT_Y/2, -MOTOR_MOUNT_X/2, boltZOffset]) boltSlotDC();
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}
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//microswitch
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translate([-22, -8.75-1.25, -34 + (4/2)-.5]) {
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cube([16, 28, 9.5 + 4], center = true);
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//microswitch lever
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translate([10, 8, 2]) cube([16, 15, 5.5], center = true);
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}
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}
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//color("red") translate([0, -8.75, -45-4]) rotate([180, 0, -90]) geared_motor();
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color("blue") translate([-22, -10, -30.5]) microswitch();
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}
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//translate([0, 50, 0]) color("red") motorOriginal();
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//bodyCapBellowsAdapter();
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//animationMotorBody();
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//translate([0, 0, -49.5]) color("green") NEMA17();
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//bodyCap();
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//bodyCap();
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animationMotorDCBody();
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@ -101,4 +101,26 @@ module NEMA17 ( H = 33 ) { //alt = 47.5
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}
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}
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}
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//Geartisan Worm Gear Motor - JSX40-370
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module geared_motor () {
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cube([46, 32, 21], center = true);
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translate([(46 / 2) + (30 / 2), 0, 1.5]) rotate([0, 90, 0]) cylinder(r = 24 / 2, h = 30, center = true, $fn = 80);
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translate([-(46 / 2) + 14.5, 0, -18.5]) rotate([0, 0, 90]) motor_shaft();
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//pad
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translate([-(46 / 2) + 14.5, 0, -(1 / 2) - 10.5]) cylinder(r = 13 / 2, h = 1, center = true, $fn = 60);
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//mount pads
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translate([-0.5, 0, -(1.5 / 2) - 10.5]) motor_mounts();
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}
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module microswitch (position = [0, 0, 0], rotation = [0, 0, 0]) {
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translate(position) {
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rotate(rotation) {
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cube([16, 28, 9.5], center = true);
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translate([10, 8, 0]) rotate([0, 0, -7]) cube([1, 28, 4], center = true);
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translate([8 + 7, 14 + 8, 0]) cylinder(r = 2.5, h = 4, center = true);
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translate([0, -19, 0]) cube([6, 11, 9.5], center = true);
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}
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}
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}
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@ -0,0 +1,33 @@
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SQUARE_INNER = 7.8;
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time = 0;
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module reel_holder (top = true, base = true) {
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$fn = 60;
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difference(){
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translate([0, 0, -1.5]) cube([SQUARE_INNER, SQUARE_INNER, 21.5], center= true);
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for (i = [0:4]) {
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rotate([0, 0, (i * 90)]){
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translate([(SQUARE_INNER / 2) + .4, (SQUARE_INNER / 2) + .4, 18.5 / 2]) rotate([0, -15, 45]) cube([2.5, SQUARE_INNER, SQUARE_INNER], center = true);
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}
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}
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}
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difference () {
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union() {
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translate([0, 0, (18.5 / 2) + (3.5 / 2)]) cylinder(r = SQUARE_INNER / 2, h = 3.5, center = true);
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translate([0, 0, (18.5 / 2) + (7.5 / 2)]) sphere(SQUARE_INNER / 2);
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}
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translate ([0, 0, (18.5 / 2) + 7.5]) cube([10, 10, 2], center = true);
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}
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if (base) {
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difference () {
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translate([0, 0, -(18.5/ 2) - (3 / 2) - 3]) cylinder(r = 16 /2, h = 3, center = true);
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//translate([0, 0, -14.3]) cube([4, 4, 2], center = true); //notch
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difference() {
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translate([0, 0, -14.3]) cylinder(r = 8 / 2, h = 2, center = true);
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translate([0, 6, -14.3]) cube([8, 8, 2], center = true);
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}
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}
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}
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}
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//rotate([0, 0, time]) reel_holder();
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@ -0,0 +1,214 @@
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include <common.scad>;
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include <daylight_spool_mount.scad>;
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COUPLING_D = 37;
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WASHER_D = 35.7; //1 + 1/3 diameter?
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WASHER_H = 2.4;
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MOTOR_SHAFT_D = 6;
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MOTOR_SHAFT_H = 16;
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MOTOR_SHAFT_HOBBLE = 1;
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MOTOR_MOUNT_X = 32.5;
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MOTOR_MOUNT_Y = 17.5;
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module hex (diag = 10, h = 1) {
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cylinder(r = diag / 2, h = h, center = true, $fn = 6);
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}
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module motor_shaft () {
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difference () {
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cylinder(r = R(MOTOR_SHAFT_D), h = MOTOR_SHAFT_H, center = true, $fn = 60);
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translate([MOTOR_SHAFT_D - MOTOR_SHAFT_HOBBLE, 0, 0]) cube([MOTOR_SHAFT_D, MOTOR_SHAFT_D, MOTOR_SHAFT_H + 1], center = true);
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}
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}
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module motor_mounts () {
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Z = 1.5;
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D = 7.5;
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translate([MOTOR_MOUNT_X / 2, MOTOR_MOUNT_Y / 2, 0]) motor_mount_pad(D, Z);
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translate([-MOTOR_MOUNT_X / 2, MOTOR_MOUNT_Y / 2, 0]) motor_mount_pad(D, Z);
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translate([MOTOR_MOUNT_X / 2, -MOTOR_MOUNT_Y / 2, 0]) motor_mount_pad(D, Z);
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translate([-MOTOR_MOUNT_X / 2, -MOTOR_MOUNT_Y / 2, 0]) motor_mount_pad(D, Z);
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}
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module motor_mount_pad (D, Z) {
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difference () {
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cylinder(r = R(D), h = Z, center = true, $fn = 40);
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//bolt void
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cylinder(r = R(2.5), h = Z + 1, center = true, $fn = 40);
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}
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}
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module magnetic_coupling (MAGNETS = 4, MAGNET_D = 8.1, MAGNET_H = 2.5) {
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H = 3;
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OFFSET = 12;
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difference () {
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union () {
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cylinder(r = R(COUPLING_D), h = MAGNET_H + H, center = true, $fn = 100);
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translate([0, 0, -6]) cylinder(r = R(12.5), h = 10, center = true, $fn = 60);
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translate([0, 0, -5]) cylinder(r = R(20), h = 5, center = true, $fn = 60);
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}
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//motor shaft void
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scale([1.1, 1.1, 2]) motor_shaft();
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//magnet voids
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for (i = [0 : MAGNETS - 1]) {
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rotate([0, 0, i * (360 / MAGNETS)]) {
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translate([0, OFFSET, H - MAGNET_H + 1.01]) {
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cylinder(r = R(MAGNET_D), h = MAGNET_H, center = true, $fn = 50);
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}
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}
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}
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//m3 nut
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translate([6, 0, -9]) {
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cube([2.75, 5.75, 10], center = true);
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translate([0, 0, 5]) rotate([0, 90, 0]) {
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cylinder(r = R(6.75), h = 2.75, center = true, $fn = 6);
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translate([0, 0, 4]) cylinder(r = R(3.25), h = 20, center = true, $fn = 30);
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translate([0, 0, 13.5]) cylinder(r = R(6), h = 20, center = true, $fn = 30);
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}
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}
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}
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}
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module slip_coupling (MAGNET_H = 2.5) {
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H = 16;
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difference () {
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translate([0, 0, 2]) cylinder(r = R(45), h = H, center = true, $fn = 100);
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translate([0, 0, 2 -(H / 2) + (MAGNET_H + 3) / 2]) cylinder(r = R(COUPLING_D + 0.7), h = MAGNET_H + 3.01, center = true, $fn = 160);
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translate([0, 0, 2 -(H / 2) + (MAGNET_H + 3) + (WASHER_H / 2)]) cylinder(r = R(WASHER_D), h = WASHER_H, center = true, $fn = 160);
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translate([0, 0, 2 + (H / 2) - (5 / 2)]) cube([25, 10, 5.01], center = true);
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translate([0, 0, 2 + (H / 2) - (5 / 2)]) cube([10, 25, 5.01], center = true);
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//corners with voids for M3
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translate([-8.75, -8.75, 2 + (H / 2) - (5 / 2)]) {
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translate([0, 0, 1]) cube([(25 - 10) / 2, (25 - 10) / 2, 5.01], center = true);
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cylinder(r = R(3.25), h = 20, center = true, $fn = 40);
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translate([0, 0, -4.25]) hex(6, 2.75);
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}
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translate([8.75, 8.75, 2 + (H / 2) - (5 / 2)]) {
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translate([0, 0, 1]) cube([(25 - 10) / 2, (25 - 10) / 2, 5.01], center = true);
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cylinder(r = R(3.25), h = 20, center = true, $fn = 40);
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translate([0, 0, -4.25]) hex(6, 2.75);
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}
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}
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}
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module daylight_spool_insert () {
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translate([0, 0, 14]) reel_holder(true, false);
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union () {
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cube([25 - .4, 10 - .4, 5], center = true);
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cube([10 - .4, 25 - .4, 5], center = true);
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translate([-8.75, -8.75, 0]) difference () {
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translate([.2, .2, 1/2]) cube([(25 - 10) / 2, (25 - 10) / 2, 4], center = true);
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cylinder(r = R(3.25), h = 20, center = true, $fn = 40);
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translate([0, 0, 2]) cylinder(r = R(5.75), h = 3.5, center = true, $fn = 40);
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}
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translate([8.75, 8.75, 0]) difference () {
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translate([ -.2, -.2, 1/2]) cube([(25 - 10) / 2, (25 - 10) / 2, 4], center = true);
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cylinder(r = R(3.25), h = 20, center = true, $fn = 40);
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translate([0, 0, 2]) cylinder(r = R(5.75), h = 3.5, center = true, $fn = 40);
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}
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}
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}
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module motor_mount_void (D, Z) {
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cylinder(r = R(D), h = Z, center = true, $fn = 40);
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//bolt void
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translate([0, 0, 5]) cylinder(r = R(3.25), h = Z + 10, center = true, $fn = 40);
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translate([0, 0, 4.75]) cylinder(r = R(6), h = 3.5, center = true, $fn = 40);
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}
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module mount_plate_void () {
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cylinder(r = R(4.25), h = 20, center = true, $fn = 40);
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translate([0, 0, 0.5]) cylinder(r = R(8), h = 3, center = true, $fn = 40);
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}
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module mount_plate () {
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Z = 1.5;
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D = 7.5 + 1.5;
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X = 60;
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Y = 60;
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MOUNT_X = 42;
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MOUNT_Y = 42;
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CORNER = 3;
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X_CORNER = (X / 2) - (CORNER / 2);
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Y_CORNER = (Y / 2) - (CORNER / 2);
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//center
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//color("red") cylinder(r = 15 / 2, h = 20, center = true, $fn = 60);
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difference () {
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translate([0, 0, 3.26 - .5]) cube([X, Y, 7], center = true);
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//motor void (centered)
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translate([7, 0, 0]) {
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translate([-(46 / 2) + 15 + 1, 0, 0]) cylinder(r = R(15), h = 20, center = true, $fn = 60);
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translate([(MOTOR_MOUNT_X / 2)+1, (MOTOR_MOUNT_Y / 2), 0]) motor_mount_void(D, Z);
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translate([-(MOTOR_MOUNT_X / 2)+1, (MOTOR_MOUNT_Y / 2), 0]) motor_mount_void(D, Z);
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translate([(MOTOR_MOUNT_X / 2)+1, -(MOTOR_MOUNT_Y / 2), 0]) motor_mount_void(D, Z);
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translate([-(MOTOR_MOUNT_X / 2)+1, -(MOTOR_MOUNT_Y / 2), 0]) motor_mount_void(D, Z);
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translate([-8 + 12.5 + 1, 0, 0]) cube([7.5, 17, Z], center = true);
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}
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translate([MOUNT_X / 2, MOUNT_Y / 2, 0]) mount_plate_void();
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translate([-MOUNT_X / 2, MOUNT_Y / 2, 0]) mount_plate_void();
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translate([MOUNT_X / 2, -MOUNT_Y / 2, 0]) mount_plate_void();
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translate([-MOUNT_X / 2,-MOUNT_Y / 2, 0]) mount_plate_void();
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translate([X_CORNER, Y_CORNER, 3.26 - .5]) cube([CORNER, CORNER, 8], center = true);
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translate([-X_CORNER, Y_CORNER, 3.26 - .5]) cube([CORNER, CORNER, 8], center = true);
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translate([X_CORNER, -Y_CORNER, 3.26 - .5]) cube([CORNER, CORNER, 8], center = true);
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translate([-X_CORNER, -Y_CORNER, 3.26 - .5]) cube([CORNER, CORNER, 8], center = true);
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}
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translate([X_CORNER - (CORNER / 2), Y_CORNER - (CORNER / 2), 3.26 - .5]) cylinder(r = CORNER, h = 7, center = true, $fn = 40);
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translate([-X_CORNER + (CORNER / 2), Y_CORNER - (CORNER / 2), 3.26 - .5]) cylinder(r = CORNER, h = 7, center = true, $fn = 40);
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translate([X_CORNER - (CORNER / 2), -Y_CORNER + (CORNER / 2), 3.26 - .5]) cylinder(r = CORNER, h = 7, center = true, $fn = 40);
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translate([-X_CORNER + (CORNER / 2), -Y_CORNER + (CORNER / 2), 3.26 - .5]) cylinder(r = CORNER, h = 7, center = true, $fn = 40);
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}
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//centered, minimal geometry needed to add
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//58x52
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module minimal_mount () {
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difference () {
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mount_plate();
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translate([50 + 29, 0, 0]) cube([100, 100, 100], center = true);
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translate([-50 - 29, 0, 0]) cube([100, 100, 100], center = true);
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translate([0, 50 + 26, 0]) cube([100, 100, 100], center = true);
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translate([0, -50 - 26, 0]) cube([100, 100, 100], center = true);
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}
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}
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module debug_assembled () {
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translate([(46 / 2) - 14.5, 0, 0]) rotate([180, 0, 0]) geared_motor();
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color("green") translate([0, 0, 11]) mount_plate();
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color("blue") translate([0, 0, 23]) rotate([0, 0, -90]) //magnetic_coupling();
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difference () {
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translate([0, 0, 26.5]) slip_coupling();
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translate([-50, 0, 0]) cube([100, 100, 150], center = true);
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}
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color("red") translate([0, 0, 34]) daylight_spool_insert();
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}
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PART = "mount_plate";
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if (PART == "slip_coupling") {
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slip_coupling();
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} else if (PART == "magnetic_coupling") {
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magnetic_coupling();
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} else if (PART == "mount_plate") {
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//42x42 M4 mounting holes
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mount_plate();
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} else if (PART == "daylight_spool_insert") {
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daylight_spool_insert();
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} else if (PART == "minimal_mount") {
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minimal_mount();
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} else if (PART == "debug") {
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debug_assembled();
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}
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