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Made jst_connector a parameter to NEMA.

This commit is contained in:
Martin Budden 2020-11-08 15:14:19 +00:00
parent 0b035dbd15
commit 2e0e833d40
3 changed files with 13 additions and 14 deletions
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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);

7
vitamins/stepper_motor.scad
View File

@ -40,7 +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
function NEMA_jst_connector(type)= type[10]; //! True if motor has JST connector
stepper_body_colour = "black";
stepper_cap_colour = grey(50);
stepper_machined_colour = grey(90);
@ -53,7 +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);
@ -100,12 +99,12 @@ module NEMA(type, shaft_angle = 0) { //! Draw specified NEMA stepper motor
linear_extrude(cap, center = true)
cap_shape(end);
if(NEMA_jst_connector(type))
if(jst_connector)
translate([-tabSize.x / 2, side / 2, -length])
cube(tabSize);
}
if(NEMA_jst_connector(type))
if(jst_connector)
translate([0, side / 2 - 2, -length + tabSize.z + 0.75])
rotate(180)
jst_xh_header(jst_xh_header, 6, true);

18
vitamins/stepper_motors.scad
View File

@ -21,15 +21,15 @@
// NEMA stepper motor model
//
// corner body boss boss shaft jst
// side, length, radius, radius, radius, depth, shaft, length, holes, connector
NEMA17 = ["NEMA17", 42.3, 47, 53.6/2, 25, 11, 2, 5, 24, 31, true ];
NEMA17M = ["NEMA17M", 42.3, 40, 53.6/2, 25, 11, 2, 5, 20, 31, true ];
NEMA17M8= ["NEMA17M8", 42.3, 40, 53.6/2, 25, 11, 2, 8, [280, 8, 4], 31, true ];
NEMA17S = ["NEMA17S", 42.3, 34, 53.6/2, 25, 11, 2, 5, 24, 31, true ];
NEMA16 = ["NEMA16", 39.5, 19.2, 50.6/2, 50.6/2, 11, 2, 5, 12, 31, false ];
NEMA14 = ["NEMA14", 35.2, 36, 46.4/2, 21, 11, 2, 5, 21, 26, false ];
NEMA23 = ["NEMA23", 56.4, 51.2, 75.7/2, 35, 38.1/2, 1.6, 6.35, 24, 47.1, false ];
// 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];
stepper_motors = [NEMA14, NEMA16, NEMA17S, NEMA17M, NEMA17, NEMA23];