219 lines
6.7 KiB
OpenSCAD
219 lines
6.7 KiB
OpenSCAD
// PRUSA iteration4
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// X end idler
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// GNU GPL v3
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// Josef Průša <iam@josefprusa.cz> and contributors
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// http://www.reprap.org/wiki/Prusa_Mendel
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// http://prusamendel.org
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use <x-end.scad>
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module x_end_idler_holes()
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{
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x_end_holes();
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translate([0,3.5,0])
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{
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// pulley screw
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translate(v=[0,-19,30.25]) rotate(a=[0,-90,0]) cylinder(h = 80, r=1.55, $fn=50);
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translate(v=[-4,-19,30.25]) rotate(a=[0,-90,0]) cylinder(h = 4, r=3, $fn=50);
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translate(v=[-21.5,-19,30.25]) rotate([0,-90,0]){
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rotate([0,0,30])cylinder( h = 4, r = 3.1, $fn=6);
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}
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translate(v=[-24,-19,30.25]) rotate([0,-90,0]){
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rotate([0,0,30])cylinder( h = 4, r1 = 3.1, r2 = 7, $fn=6);
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}
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translate(v=[-4.5,-19,30.25]) rotate(a=[0,-90,0]) cylinder(h = 1, r2=3, r1=4, $fn=50);
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// pulley side cut
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translate(v=[-9,-19,30.25]) rotate(a=[0,-90,0]) cylinder(h = 9, r=9.5, $fn=30);
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translate([-19,-35,21.25]) cube([10,20,18]);
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translate([-16.1,-35,21.3]) rotate([0,45,0]) cube([5,20,5]);
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translate([-16.1,-35,39.25]) rotate([0,45,0]) cube([5,20,5]);
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}
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}
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module waste_pocket()
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{
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// waste pocket
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translate([-15,-1,6]) rotate([90,0,0]) cylinder( h=5, r=5, $fn=30);
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translate([-15,-1,51]) rotate([90,0,0]) cylinder( h=5, r=5, $fn=30);
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translate([-15,-5.9,6]) rotate([90,0,0]) cylinder( h=3, r1=5, r2=4.3, $fn=30);
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translate([-15,-5.9,51]) rotate([90,0,0]) cylinder( h=3, r=5, r2=4.3, $fn=30);
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// opening window
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translate([-17,-1,51]) rotate([90,0,0]) cube([4,15,4]);
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translate([-17,-1,-1]) rotate([90,0,0]) cube([4,15,4]);
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}
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module x_end_idler_base()
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{
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difference()
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{
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union()
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{
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x_end_base();
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difference()
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{
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translate(v=[-6.5,-21,13.5]) cube([1,12.5,42]);
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translate([-24,-11.5,19]) cube([20,10,24]);
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translate(v=[-6.5,-10,55.5]) rotate([180,-45,0]) cube([1.5,19,5]);
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translate(v=[-6.5,-29,13.5]) rotate([0,45,0]) cube([1.5,19,5]);
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translate(v=[-5.5,-19,13.5]) rotate([90,0,-35]) cube([1.5,45,6]);
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}
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// pulley nut support
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difference() {
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translate(v=[-23.5,-15.5,30.25]) rotate(a=[0,-90,0]) rotate(a=[0,0,30]) cylinder(h = 1,r1=5.5, r2=3.7, $fn=30);
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translate([-26,-11.5,19]) cube([20,10,24]);
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}
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}
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x_end_idler_holes();
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}
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translate([-15,10.5,6]) rotate([90,0,0]) cylinder( h=13, r=6, $fn=30);
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translate([-15,10.5,51]) rotate([90,0,0]) cylinder( h=13, r=6, $fn=30);
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difference()
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{
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translate(v=[-19,-16.5,30.25]) rotate(a=[0,-90,0]) cylinder(h = 1, r1=9, r2=12, $fn=30);
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translate([-25,-11.5,19]) cube([20,10,24]);
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translate(v=[0,-15.5,30.25]) rotate(a=[0,-90,0]) cylinder(h = 80, r=1.55, $fn=30);
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}
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// nut trap print supoorts
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translate(v=[-5.8,-13.149,13.5]) rotate([0,0,45]) cube(size = [10,2.1,1], center = true);
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translate(v=[-9.8,-11,13.7]) rotate([0,0,135]) cube(size = [8,2.1,0.4], center = true);
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translate(v=[-5.2,-8,13.7]) rotate([0,0,135]) cube(size = [8,2.1,0.4], center = true);
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translate(v=[-8.8,-8.55,13.5]) rotate([0,0,45]) cube(size = [8,2.1,1], center = true);
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}
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module selective_infill()
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mirror([0,1,0]) translate([-50, -33, 0.6])
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{
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difference()
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{
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union()
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{
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difference()
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{
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translate([50,50,0.6]) rotate([0,0,90]) cylinder( h=6, r=11.7, $fn=30);
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translate([50,50,-1]) rotate([0,0,90]) cylinder( h=10, r=11.5, $fn=30);
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}
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difference()
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{
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translate([50,50,0.6]) rotate([0,0,90]) cylinder( h=6, r=10.7, $fn=30);
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translate([50,50,-1]) rotate([0,0,90]) cylinder( h=10, r=10.5, $fn=30);
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}
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difference()
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{
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translate([50,50,0.6]) rotate([0,0,90]) cylinder( h=6, r=9.9, $fn=30);
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translate([50,50,-1]) rotate([0,0,90]) cylinder( h=10, r=9.7, $fn=30);
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}
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difference()
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{
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translate([50,50,0.6]) rotate([0,0,90]) cylinder( h=6, r=9, $fn=30);
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translate([50,50,-1]) rotate([0,0,90]) cylinder( h=10, r=8.8, $fn=30);
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}
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}
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translate([57.5,50.5,-1]) rotate([0,0,45]) cube([8,10,9]);
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translate([52,30.5,-1]) rotate([0,0,45]) cube([10,20,20]);
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translate([32,35.5,-1]) cube([8,30,9]);
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}
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}
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module x_end_idler()
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{
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mirror([0,1,0])
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difference()
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{
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x_end_idler_base();
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waste_pocket();
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translate(v=[-8,-15.5,30.25]) rotate(a=[0,-90,0]) cylinder(h = 20, r=1.55, $fn=30);
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translate([-25,7.5,-1]) rotate([0,0,45]) cube([10,10,100]);
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//version
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translate([-23.7,-25,2]) rotate([90,0,90]) linear_extrude(height = 0.6)
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{ text("R3",font = "helvetica:style=Bold", size=4, center=true); }
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}
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// bearings stop
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difference()
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{
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translate([0,0,57]) rotate([0,0,90]) cylinder( h=1, r=8, $fn=30);
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translate([0,0,56.9]) rotate([0,0,90]) cylinder( h=0.5, r1=8, r2=7,$fn=30);
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translate([0,0,56.5]) rotate([0,0,90]) cylinder( h=2, r=7, $fn=30);
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translate([0.2,-0.5,50]) rotate([0,0,40]) cube([12,1,10]);
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}
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// bearings spacer
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difference()
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{
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translate([0,0,26]) rotate([0,0,90]) cylinder( h=6, r=8, $fn=30);
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translate([0,0,25]) rotate([0,0,90]) cylinder( h=8, r=7.55, $fn=60);
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translate([0,0,25.9]) rotate([0,0,90]) cylinder( h=2, r2=7.5, r1=7.7,$fn=30);
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translate([0,0,31.4]) rotate([0,0,90]) cylinder( h=2, r1=7.5, r2=8.3,$fn=30);
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rotate([0,0,310]) translate([-2.5,0,26]) cube([5,15,10]);
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rotate([0,0,310-120]) translate([-2.5,0,26]) cube([5,15,10]);
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rotate([0,0,310-240]) translate([-2.5,0,26]) cube([5,15,10]);
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}
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}
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difference()
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{
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union()
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{
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x_end_idler();
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translate([-8,15,13.0]) rotate([0,0,-45.4]) cube([10,1.5,1]);
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}
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// chamfers
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translate([-47,-40,60]) rotate([0,45,0]) cube([20,80,20]);
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translate([-20,10.5,69]) rotate([0,45,0]) cube([20,20,20]);
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translate([-25,37,49]) rotate([45,0,0]) cube([30,20,20]);
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}
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