105 lines
3.1 KiB
OpenSCAD
105 lines
3.1 KiB
OpenSCAD
// Cyclone PCB Factory: a 3D printable CNC machine for PCB manufacture
|
|
// Created by Carlosgs (http://carlosgs.es)
|
|
// License: Attribution - Share Alike - Creative Commons (http://creativecommons.org/licenses/by-sa/3.0/)
|
|
|
|
use <../libs/obiscad/bcube.scad>
|
|
use <../libs/obiscad/bevel.scad>
|
|
use <../libs/build_plate.scad>
|
|
|
|
|
|
module Y_rod_idler(show_printbed = 0) {
|
|
|
|
motor_stand_thickness = 5;
|
|
|
|
bearing_diameter = 22.4;
|
|
M8_rod_diam = 8.2;
|
|
|
|
smooth_rod_margin = 1;
|
|
|
|
smooth_rod_screw_sep = 8;
|
|
smooth_rod_screw_diam = 3;
|
|
smooth_rod_screw_len = 7;
|
|
|
|
frame_thickness = 4;
|
|
bottom_thickness = 4;
|
|
base_screw_diameter = 5;
|
|
|
|
Y_rod_height = 40;
|
|
Y_rod_dist_from_wall = 15;
|
|
|
|
Y_rod_support_lenght = Y_rod_dist_from_wall+smooth_rod_screw_sep+smooth_rod_screw_diam;
|
|
|
|
frame_width = 30;
|
|
frame_height = Y_rod_height-smooth_rod_margin;
|
|
wall_thickness = 5;
|
|
|
|
if(show_printbed) {
|
|
//for display only, doesn't contribute to final object
|
|
translate([frame_width/2,frame_height/2,0]) build_plate(3,110,140);
|
|
}
|
|
|
|
union() {
|
|
// --------- Main frame --------- //
|
|
difference() {
|
|
translate([frame_width/2,frame_height/2,frame_thickness/2])
|
|
cube([frame_width,frame_height,frame_thickness],center=true);
|
|
rotate([0,0,35]) cube([33,frame_height*10,frame_thickness*10],center=true);
|
|
|
|
} // End of difference() command
|
|
|
|
|
|
// --------- Step with screws in the base --------- //
|
|
difference() {
|
|
translate([0,frame_height-bottom_thickness,frame_thickness/2])
|
|
cube([frame_width,bottom_thickness,Y_rod_support_lenght/2],center=false);
|
|
// --------- Screws in the base --------- //
|
|
rotate([90,0,0]) translate([frame_width/3,Y_rod_support_lenght/2.5,-frame_height]) {
|
|
translate([-5,0,0])
|
|
cylinder(r=base_screw_diameter/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
|
|
translate([5,0,0])
|
|
cylinder(r=base_screw_diameter/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
|
|
}
|
|
|
|
} // End of difference() command
|
|
|
|
|
|
// --------- Bevel base supports --------- //
|
|
translate([frame_width-frame_thickness,frame_height,frame_thickness-0.5])
|
|
rotate([90,0,-90])
|
|
bconcave_corner(cr=Y_rod_support_lenght-0.5, cres=0, l=frame_thickness*2, th=0.5, ext_corner=true);
|
|
|
|
|
|
// --------- Bevel Y rod support --------- //
|
|
translate([frame_width-frame_thickness,frame_height,frame_thickness-2])
|
|
translate([0,-Y_rod_height+smooth_rod_margin,0]) {
|
|
difference() {
|
|
rotate([90,0,90]) // Bevel
|
|
bconcave_corner(cr=Y_rod_support_lenght-smooth_rod_screw_len, cres=0, l=frame_thickness*2, th=smooth_rod_screw_len, ext_corner=true);
|
|
|
|
translate([0,-smooth_rod_margin,Y_rod_dist_from_wall]) rotate([0,90,0]) {
|
|
cylinder(r=M8_rod_diam/2,h=10*frame_thickness,center=true,$fn=40);
|
|
// Screws
|
|
rotate([90,0,0]) {
|
|
translate([-smooth_rod_screw_sep,0,-1])
|
|
cylinder(r=smooth_rod_screw_diam/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
|
|
translate([smooth_rod_screw_sep,0,-1])
|
|
cylinder(r=smooth_rod_screw_diam/2,h=2*smooth_rod_screw_len,center=true,$fn=6);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
} // End of union() command
|
|
|
|
}
|
|
|
|
|
|
//Y_rod_idler(show_printbed = 1);
|
|
scale([-1,1,1]) Y_rod_idler(show_printbed = 1);
|
|
|
|
|
|
|
|
|
|
|
|
|