ur5_robot.urdf.xacro

<?xml version="1.0"?>
<robot xmlns:xacro="http://ros.org/wiki/xacro" 
       name="ur5">

  <include filename="$(find ur_description)/urdf/ur5.gazebo.xacro" />

  <include filename="$(find ur_description)/urdf/ur5.urdf.xacro" />
  <xacro:ur5_robot prefix="" />


</robot>