102 lines
3.7 KiB
OpenSCAD
102 lines
3.7 KiB
OpenSCAD
// PRUSA iteration4
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// extruder 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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module nut_bp(diameter,head,layer)
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{
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difference()
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{
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cylinder(h = 2, r=head, $fn=6);
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translate([-5-diameter,-5,2-layer*2])cube([5,10,2]);
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translate([diameter,-5,2-layer*2])cube([5,10,2]);
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translate([-5,-5-diameter,2-layer])cube([10,5,2]);
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translate([-5,diameter,2-layer])cube([10,5,2]);
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}
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cylinder(h = 5, r=diameter, $fn=40);
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}
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module idler()
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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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translate([6,-33.5,-15]) cube([10.5,30,25.5]);
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translate([11.5,-5,-16.5]) cylinder(h = 27, r=5, $fn=60);
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translate([11.5,-4,-10]) cube([5,4,20.5]);
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translate([4,-24.7,-15]) cube([10.5,8.4,16]);
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translate([4,-24.70,-9]) cube([10.5,8.4,16]);
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translate([4,-20.5,-15]) cylinder(h = 18, r=4.2, $fn=60);
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translate([4,-20.5,2]) cylinder(h = 5, r=4.2, $fn=60);
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}
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// turn around screw
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translate([11.5,-5,-25]) cylinder(h = 40, r=1.7, $fn=60);
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// bondtech shaft
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translate([4,-20.5,-25]) cylinder(h = 40, r=1.5, $fn=60);
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// bontech space
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translate([4,-20.5,-11.2]) cylinder(h = 14.4, r=5, $fn=60);
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translate([4,-20.5,-11.2]) cylinder(h = 5, r=5.5, $fn=60);
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translate([-13.8,-13,-20]) rotate([0,0,-8]) cube([20,20,35]);
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translate([-5.76,-40.88,-20]) rotate([0,0,-36]) cube([20,20,35]);
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translate([-2,-44.7,-20]) cube([10,20,35]);
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// tension screw
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translate([-20,-28,-4]) rotate([0,90,0]) cylinder(h = 60, r=1.7, $fn=60);
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translate([0,-28,-4]) rotate([0,90,0]) cylinder(h = 10, r2=1.7, r1=3, $fn=60);
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translate([2,-27,-4]) rotate([5,90,0]) cylinder(h = 10, r2=1.7, r1=3, $fn=60);
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translate([13.2,-28,-4]) rotate([0,90,0]) cylinder(h = 5, r=3.1, $fn=6);
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translate([14.6,-28,-4]) rotate([0,-90,0]) nut_bp(1.7,3.1,0.3);
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translate([15,-28,-4]) rotate([0,90,0]) cylinder(h = 2.5, r1=3.1,r2=3.6, $fn=6);
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translate([5.5,-28,-4]) rotate([0,90,0]) cylinder(h = 7, r2=1.7, r1=2.5, $fn=30);
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translate([0,-16,-2.9]) rotate([0,90,0]) rotate([0,0,90])cylinder(h = 25, r=7, $fn=6);
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translate([11.5,-5,-17]) cylinder(h = 7, r=5.5, $fn=60);
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translate([5,-9,-17]) cube([15,10,7]);
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translate([-3,-10.5,-17]) cube([15,10,7]);
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//edge
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translate([19,-5,-18]) rotate([0,0,45]) cube([20,20,30]);
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// motor rim
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translate([-4,-20.5,7]) cylinder(h = 4, r=13.0, $fn=60);
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// cleanup
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translate([-12,-30,-11.2]) cube([20,10,14.4]);
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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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translate([8,-28,-4]) rotate([0,90,0]) cylinder(h = 8, r=4, $fn=60);
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translate([15.0,-32.5,-15]) cube([1.5,2,25.5]);
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}
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translate([13.2,-28,-4]) rotate([0,90,0]) cylinder(h = 5, r=3.1, $fn=6);
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translate([14.6,-28,-4]) rotate([0,-90,0]) nut_bp(1.7,3.1,0.3);
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translate([15,-28,-4]) rotate([0,90,0]) cylinder(h = 2.5, r1=3.1,r2=3.6, $fn=6);
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translate([-5,-46,-20]) rotate([0,0,-36]) cube([20,20,35]);
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translate([2,-28,-4]) rotate([0,90,0]) cylinder(h = 10, r2=1.7, r1=3, $fn=60);
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translate([2,-27,-4]) rotate([5,90,0]) cylinder(h = 10, r2=1.7, r1=3, $fn=60);
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}
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}
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rotate([0,90,0]) idler(); |