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Create the driveCoupling module for the stepper motor design

This commit is contained in:
Matt McWilliams 2022-10-30 12:14:25 -04:00
parent 1fcbec7466
commit fcb77232ec
2 changed files with 45 additions and 12 deletions
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40
scad/arri_s.scad
View File

@ -225,6 +225,30 @@ module animationMotorCap () {
} }
} }
module driveCoupling () {
D = 15.5;
H = 41;
Divot = 2.75;
difference() {
union() {
cylinder(r = R(D), h = H, center = true, $fn = 80);
translate([0, 0, 2]) cylinder(r = R(BearingInnerDiameter), h = H, center = true, $fn = 80);
}
translate([0, 0, -(H/2)+6.5]) rotate([0, 0, 90]) scale([1.05, 1.05, 1]) NEMA17_motor_shaft();
//bottom M3
translate([-4.5, 0, -(H/2) + 4.9]) cube([2.5, 5.7, 12], center = true);
translate([-10, 0, -(H/2) + 9 - 3]) rotate([90, 0, 90]) cylinder(r = R(3.25), h = 20, center = true, $fn = 40);
//top M3
translate([-4.5, 0, (H/2)-4.9+2]) cube([2.5, 5.7, 10], center = true);
translate([-10, 0, (H/2)-9+5]) rotate([90, 0, 90]) cylinder(r = R(3.25), h = 20, center = true, $fn = 40);
translate([0, 0, (H/2)-3]) difference() {
cylinder(r = R(7.8), h = 10.2, center = true, $fn = 100);
translate([-7.8+2, 0, 0]) cube([7.8, 7.8, 10+1], center = true);
}
}
}
/** /**
** DC Motor Design ** DC Motor Design
**/ **/
@ -465,21 +489,29 @@ translate([0, 0, 13.5]) driveCouplingDCConnector();
translate([0, 0, -12]) color("blue") driveCouplingDC(); translate([0, 0, -12]) color("blue") driveCouplingDC();
//translate([0, 0, 19.5]) animationMotorDCCap(); //translate([0, 0, 19.5]) animationMotorDCCap();
animationMotorDCBody(); animationMotorDCBody();
//translate([0, 0, -49.5]) color("green") rotate([0, 0, 90]) NEMA17();
translate([0, 0, -8])driveCoupling();
color("blue") translate([0, 0, 19.5]) difference() {
animationMotorCap();
translate([0, 50, 0]) cube([100, 100, 100], center = true);
}
*/ */
//translate([0, 0, -49.5]) color("green") NEMA17();
//color("blue") translate([0, 0, 19.5]) animationMotorCap();
PART2 = "animation_motor"; PART2 = "drive_coupling";
if (PART2 == "drive_coupling_DC_connector") { if (PART2 == "drive_coupling_DC_connector") {
driveCouplingDCConnector(); driveCouplingDCConnector();
} else if (PART2 == "drive_coupling_DC") { } else if (PART2 == "drive_coupling_DC") {
driveCouplingDC(); driveCouplingDC();
} else if (PART2 == "animation_motor_DC_cap") { } else if (PART2 == "animation_motor_DC_cap") {
animationMotorDCCap(); rotate([180, 0, 0]) animationMotorDCCap();
} else if (PART2 == "animation_motor_DC") { } else if (PART2 == "animation_motor_DC") {
animationMotorDCBody(); animationMotorDCBody();
} else if (PART2 == "animation_motor") { } else if (PART2 == "animation_motor") {
animationMotorBody(); animationMotorBody();
} else if (PART2 == "animation_motor_cap") {
rotate([180, 0, 0]) animationMotorCap();
} else if (PART2 == "drive_coupling") {
driveCoupling();
} }

17
scad/common.scad
View File

@ -77,6 +77,14 @@ module optoswitch() {
cylinder(r = diag / 2, h = h, center = true, $fn = 6); cylinder(r = diag / 2, h = h, center = true, $fn = 6);
} }
module NEMA17_motor_shaft (L = 22.75) {
//shaft
difference () {
cylinder(r = R(5), h = L, center = true, $fn = 30);
translate([0, 4.5, 4.7]) cube([5, 5, L+1], center = true);
}
}
//NEMA17 Stepper //NEMA17 Stepper
module NEMA17 ( H = 33 ) { //alt = 47.5 module NEMA17 ( H = 33 ) { //alt = 47.5
difference () { difference () {
@ -93,14 +101,7 @@ module NEMA17 ( H = 33 ) { //alt = 47.5
translate([0, 0, (H/2) + (1.9/2)]) { translate([0, 0, (H/2) + (1.9/2)]) {
cylinder(r = R(22), h = 1.9, center = true, $fn = 100); cylinder(r = R(22), h = 1.9, center = true, $fn = 100);
} }
//shaft translate([0, 0, (H/2) + (L/2)]) NEMA17_motor_shaft();
translate([0, 0, (H/2) + (22.75/2)]) {
difference () {
cylinder(r = R(5), h = 22.75, center = true, $fn = 30);
translate([0, 4.5, 4.7]) cube([5, 5, 22.75], center = true);
}
}
} }
//Geartisan Worm Gear Motor - JSX40-370 //Geartisan Worm Gear Motor - JSX40-370