djsundog
/
NopSCADlib
mirror of https://github.com/DJSundog/NopSCADlib.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge branch 'martinbudden-stepper_motor_jst_connector'

This commit is contained in:
Chris Palmer 2020-11-08 21:29:03 +00:00
parent 34b58e3b64 c9c2ffafba
commit 23cbadf6df
6 changed files with 32 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
libtest.png
View File

Binary file not shown.
Side by Side Swipe Overlay

Before

Width:  |  Height:  |  Size: 818 KiB

After

Width:  |  Height:  |  Size: 819 KiB

2
readme.md
View File

@ -3422,7 +3422,7 @@ NEMA stepper motor model.
### Modules
| Module | Description |
|:--- |:--- |
| ```NEMA(type, shaft_angle = 0)``` | Draw specified NEMA stepper motor |
| ```NEMA(type, shaft_angle = 0, jst_connector = false)``` | Draw specified NEMA stepper motor |
| ```NEMA_outline(type)``` | 2D outline |
| ```NEMA_screw_positions(type, n = 4)``` | Positions children at the screw holes |
| ```NEMA_screws(type, screw, n = 4, screw_length = 8, earth = undef)``` | Place screws and optional earth tag |

BIN
tests/png/stepper_motors.png
View File

Binary file not shown.
Side by Side Swipe Overlay

Before

Width:  |  Height:  |  Size: 94 KiB

After

Width:  |  Height:  |  Size: 108 KiB

2
tests/stepper_motors.scad
View File

@ -24,7 +24,7 @@ use <../utils/layout.scad>
module stepper_motors()
layout([for(s = stepper_motors) NEMA_width(s)], 5) {
rotate(180)
NEMA(stepper_motors[$i]);
NEMA(stepper_motors[$i], 0, $i > 1 && $i < 5);
translate_z(4)
NEMA_screws(stepper_motors[$i], M3_pan_screw, n = $i, earth = $i > 4 ? undef : $i - 1);

34
vitamins/stepper_motor.scad
View File

@ -23,6 +23,7 @@
include <../core.scad>
include <ring_terminals.scad>
include <../vitamins/pin_headers.scad>
use <../utils/tube.scad>
use <../utils/thread.scad>
use <washer.scad>
@ -39,7 +40,6 @@ function NEMA_shaft_length(type)= type[8]; //! Shaft length above the face, if a
function NEMA_hole_pitch(type) = type[9]; //! Screw hole pitch
function NEMA_holes(type) = [-NEMA_hole_pitch(type) / 2, NEMA_hole_pitch(type) / 2]; //! Screw positions for for loop
function NEMA_big_hole(type) = NEMA_boss_radius(type) + 0.2; //! Clearance hole for the big boss
stepper_body_colour = "black";
stepper_cap_colour = grey(50);
stepper_machined_colour = grey(90);
@ -52,7 +52,7 @@ module NEMA_outline(type) //! 2D outline
circle(NEMA_radius(type));
}
module NEMA(type, shaft_angle = 0) { //! Draw specified NEMA stepper motor
module NEMA(type, shaft_angle = 0, jst_connector = false) { //! Draw specified NEMA stepper motor
side = NEMA_width(type);
length = NEMA_length(type);
body_rad = NEMA_body_radius(type);
@ -92,12 +92,23 @@ module NEMA(type, shaft_angle = 0) { //! Draw specified NEMA stepper motor
cap_shape(1);
}
color(stepper_cap_colour) // aluminium end caps
tabSize = [16, 4, 2.5];
color(stepper_cap_colour) { // aluminium end caps
for(end = [-1, 1])
translate_z(-length / 2 + end * (length - cap) / 2)
linear_extrude(cap, center = true)
cap_shape(end);
if(jst_connector)
translate([-tabSize.x / 2, side / 2, -length])
cube(tabSize);
}
if(jst_connector)
translate([0, side / 2 - 2, -length + tabSize.z + 5.75 / 2])
rotate([-90, 0, 0])
jst_xh_header(jst_xh_header, 6);
if(show_threads)
for(x = NEMA_holes(type), y = NEMA_holes(type))
translate([x, y, -cap / 2])
@ -111,15 +122,16 @@ module NEMA(type, shaft_angle = 0) { //! Draw specified NEMA stepper motor
cylinder(r = shaft_rad, h = shaft + 5); // shaft
else
not_on_bom()
leadscrew(shaft_rad * 2, shaft.x + 5, shaft.y, shaft.z, center = false)
leadscrew(shaft_rad * 2, shaft.x + 5, shaft.y, shaft.z, center = false);
translate([0, side / 2, -length + cap / 2])
rotate([90, 0, 0])
for(i = [0 : 3])
rotate(225 + i * 90)
color(["red", "blue","green","black"][i])
translate([1, 0, 0])
cylinder(r = 1.5 / 2, h = 12, center = true);
if(!jst_connector)
translate([0, side / 2, -length + cap / 2])
rotate([90, 0, 0])
for(i = [0 : 3])
rotate(225 + i * 90)
color(["red", "blue","green","black"][i])
translate([1, 0, 0])
cylinder(r = 1.5 / 2, h = 12, center = true);
}
module NEMA_screw_positions(type, n = 4) { //! Positions children at the screw holes

14
vitamins/stepper_motors.scad
View File

@ -23,13 +23,13 @@
// corner body boss boss shaft
// side, length, radius, radius, radius, depth, shaft, length, holes
NEMA17 = ["NEMA17", 42.3, 47, 53.6/2, 25, 11, 2, 5, 24, 31 ];
NEMA17M = ["NEMA17M", 42.3, 40, 53.6/2, 25, 11, 2, 5, 20, 31 ];
NEMA17M8= ["NEMA17M8", 42.3, 40, 53.6/2, 25, 11, 2, 8, [280, 8, 4], 31 ];
NEMA17S = ["NEMA17S", 42.3, 34, 53.6/2, 25, 11, 2, 5, 24, 31 ];
NEMA16 = ["NEMA16", 39.5, 19.2, 50.6/2, 50.6/2, 11, 2, 5, 12, 31 ];
NEMA14 = ["NEMA14", 35.2, 36, 46.4/2, 21, 11, 2, 5, 21, 26 ];
NEMA23 = ["NEMA23", 56.4, 51.2, 75.7/2, 35, 38.1/2, 1.6, 6.35, 24, 47.1 ];
NEMA17 = ["NEMA17", 42.3, 47, 53.6/2, 25, 11, 2, 5, 24, 31];
NEMA17M = ["NEMA17M", 42.3, 40, 53.6/2, 25, 11, 2, 5, 20, 31];
NEMA17M8= ["NEMA17M8", 42.3, 40, 53.6/2, 25, 11, 2, 8, [280, 8, 4], 31];
NEMA17S = ["NEMA17S", 42.3, 34, 53.6/2, 25, 11, 2, 5, 24, 31];
NEMA16 = ["NEMA16", 39.5, 19.2, 50.6/2, 50.6/2, 11, 2, 5, 12, 31];
NEMA14 = ["NEMA14", 35.2, 36, 46.4/2, 21, 11, 2, 5, 21, 26];
NEMA23 = ["NEMA23", 56.4, 51.2, 75.7/2, 35, 38.1/2, 1.6, 6.35, 24, 47.1];
stepper_motors = [NEMA14, NEMA16, NEMA17S, NEMA17M, NEMA17, NEMA23];