// Parametric Frame Vertex by Tonokip
// 2009.02.08
// Vertex Body derived from: frame-vertex_6off.aoi::body - edges
// http://reprap.svn.sourceforge.net/viewvc/reprap/trunk/mendel/mechanics/solid-models/cartesian-robot-m4/printed-parts/
// Fixed body geometry flaw per http://dev.forums.reprap.org/read.php?1,30132,30398
// License GNU GPL v2 or newer.

M3=4.3; 
M8=9.6;
vertex_height=20;
with_foot=1;		// Comment out for no foot.

FN=80;

translate ([0,0,vertex_height/2])difference() 
{
	union () {
		dxf_linear_extrude(file = "frame-vertex.dxf",height=vertex_height,center=true);
		//import_stl("vertex-body-fixed.stl");
		if (with_foot==1) {
			translate([40,-15,0]) vertex_foot();
		}
	}

	translate([11.013,59.912]) zhole(M8); 
	translate([35.013,39.999,0]) zhole(M8); 
	translate([40.274,9.249,0]) zhole(M8); 
	translate([40.217,30.992]) zhole(M3); 
	translate([29.829,48.986]) zhole(M3); 
	translate([0,21,0]) 
		xteardrop(M8,200);
	translate([13.687,41.010,0]) rotate(a=60,v=[0,0,1])
		xteardrop(M8,200);
}


module zhole(diameter) cylinder(h=100,r=(diameter/2),center=true,$fn=FN); 

module xteardrop(diameter,length) rotate(a=-90,v=[0,1,0]) rotate(a=-90,v=[0,0,1]) zteardrop(diameter,length);

module yteardrop(diameter,length) rotate(a=90,v=[1,0,0]) zteardrop(diameter,length);

module zteardrop(diameter,height)
{
	rotate(a=45, v=[0,0,1]) union()
	{
		translate([0,0,-height/2]) cube(size=[diameter/2,diameter/2,height],center=false);
		cylinder(r=diameter/2, h = height,center=true,$fn=FN);
	}
}

module vertex_foot() {
	difference () {
		union () {
			cube([18,4,vertex_height],center=true);
			translate ([-5,8,0]) cube([5,18,vertex_height],center=true);
			translate ([5,9,0]) cube([5,18,vertex_height],center=true);
		}
		translate ([0,8,0]) xteardrop(7,200);
	}
}