Work on rails

This commit is contained in:
Matt McWilliams 2023-08-20 12:37:50 -04:00
parent a8a33a823a
commit 10c452c1b3
2 changed files with 30 additions and 14 deletions

View File

@ -42,4 +42,5 @@ module end () {
color("blue") rails();
translate([0, RAIL_LEN / 2, 0]) end();
translate([0, RAIL_LEN / 2, 0]) end();
translate([0, -RAIL_LEN / 2, 0]) rotate([0, 0, 180]) end();

View File

@ -1,6 +1,13 @@
use <2020_profile.scad>
//translate([-35, 0, -25]) linear_extrude(height=175) 2020_profile();
translate([35, 0, -25]) linear_extrude(height=175) 2020_profile();
//include <jk_rails.scad>
include <./common/motors.scad>
include <./common/rod.scad>
RailSpacing = 100;
ThreadedRodSpacing = 30;
RailEndX = 140;
module rounded_cube (c, d) {
r = d / 2;
@ -11,14 +18,22 @@ module rounded_cube (c, d) {
}
}
$fn = 100;
difference () {
rounded_cube([120, 60, 40], d=10);
//rails
translate([-35, 0, 0]) cube([21, 21, 40 + 1], center = true);
translate([35, 0, 0]) cube([21, 21, 40 + 1], center = true);
//threaded rods
translate([0, 0, 0])cylinder(r = 5, h = 40 + 1, center = true);
//translate([-10, 0, 0])cylinder(r = 5, h = 40 + 1, center = true);
}
module rail_end (pos = [0, 0, 0], rot = [90, 0, 0]) {
translate(pos) rotate(rot) difference () {
rounded_cube([RailEndX, 60, 40], d = 10, $fn = 50);
//rails
translate([-RailSpacing / 2, 0, 0]) cube([21, 21, 40 + 1], center = true);
translate([RailSpacing / 2, 0, 0]) cube([21, 21, 40 + 1], center = true);
//threaded rods motors
translate([-ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(10), h = 60, center = true, $fn = 100);
translate([ThreadedRodSpacing / 2, 0, 0]) cylinder(r = R(NEMA17PadD), h = 60, center = true, $fn = 100);
//translate([0, 0, 0])cylinder(r = 5, h = 40 + 1, center = true);
//translate([-10, 0, 0])cylinder(r = 5, h = 40 + 1, center = true);
}
}
rail_end();
//translate([-35, 0, -25]) linear_extrude(height=175) 2020_profile();
translate([RailSpacing / 2, 0, 0]) rotate([90, 0, 0]) linear_extrude(height=175) 2020_profile();
translate([ThreadedRodSpacing / 2, 40, 0]) rotate([90, 0, 0]) color("blue") NEMA17();