//caja para los sensores ultrasonido

//altura tornillo
hto=10;
//radio tornillo
rto=1.7;

casa(50,24,20,2);

module casa(x,y,z,grueso)
{
	difference()
	{
		//casa
		union()color("red")
		{
			intersection()
			{
				rotate ([90,0,0])translate([25,-17.5,-y])color("red")
				cylinder(r=45,h=y,$fn=100);
				rotate ([90,0,0])translate([-20,20,-y])color("red")
				cube([90,90,y]);			
			}

			cube(size=[x,y,z]);
		}

		//resta casa
		color("green")
			translate([grueso,grueso,grueso])
			cube(size=[x-2*grueso,y-2*grueso,2*z]);

		//agujero conector
		color("green")
			translate([x/3,y/2,grueso])
			cube(size=[x/3,y,z/2]);

		//agujeros tornillos
		color("Gray")
		{
			translate([5+rto,9,-4])cylinder(h =hto, r=rto,$fn=100);
			translate([45-rto,9,-4])cylinder(h =hto, r=rto,$fn=100);
		}
	}
}