torso.urdf.xacro

<?xml version="1.0" ?>
<!--

  Copyright (c) 2015, PAL Robotics, S.L.
  All rights reserved.

  This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.
  To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/3.0/ or send a letter to
  Creative Commons, 444 Castro Street, Suite 900, Mountain View, California, 94041, USA.
-->
<robot xmlns:xacro="http://ros.org/wiki/xacro">

  <!--File includes-->
  <xacro:include filename="$(find tiago_description)/urdf/deg_to_rad.xacro" />
  <xacro:include filename="$(find tiago_description)/urdf/torso/torso.transmission.xacro" />

  <!--Constant parameters-->
  <xacro:property name="torso_max_vel"  value="0.07" />
  <xacro:property name="torso_eps"      value="0.02" />

  <xacro:macro name="tiago_torso" params="name parent">

  <!-- Bottom fixed part of column -->
  <link name="${name}_fixed_link">
    <inertial>
      <origin xyz="0.02435 -0.00464 0.15900" rpy="0.00000 0.00000 0.00000"/>
      <mass value="14.01360"/>
      <inertia ixx="0.38341100000" ixy="0.00036400000" ixz="-0.02438900000"
               iyy="0.40577300000" iyz="-0.00078200000"
               izz="0.07699800000"/>
    </inertial>
    <visual>
      <origin rpy="0 0 0" xyz="0 0 0" />
      <geometry>
        <mesh filename="package://tiago_description/meshes/torso/torso_fix.stl" scale="1 1 1"/>
      </geometry>
      <material name="LightGrey"/>
    </visual>
    <collision>
      <origin rpy="0 0 0" xyz="0.085 0.0 0.02" />
      <geometry>
        <box size="0.4 0.25 0.04"/>
      </geometry>
    </collision>
    <collision>
      <origin rpy="0 0 0" xyz="0 0 0.05" />
      <geometry>
        <box size="0.25 0.25 0.1"/>
      </geometry>
    </collision>
  </link>

  <joint name="${name}_fixed_joint" type="fixed">
    <origin rpy="0 0 0" xyz="-0.062 0.0 0.193" />
    <parent link="${parent}" />
    <child link="${name}_fixed_link" />
    <axis xyz="0 0 0" />
  </joint>

  <!-- Middle extending  -->
  <link name="${name}_fixed_column_link">
    <inertial>
      <origin rpy="0 0 0" xyz="0 0 0" />
      <mass value="0.01" />
      <inertia ixx="0.000001" ixy="0" ixz="0"
               iyy="0.000001" iyz="0"
               izz="0.000001" />
    </inertial>
    <visual>
      <origin rpy="0 0 0" xyz="0 0 0.275" />
      <geometry>
        <box size="0.18 0.2 0.55"/>
      </geometry>
      <material name="DarkGrey"/>
    </visual>
    <collision>
      <origin rpy="0 0 0" xyz="0 0 0.275" />
      <geometry>
        <box size="0.23 0.23 0.55"/>
      </geometry>
      <material name="DarkGrey"/>
    </collision>
  </link>
  <gazebo reference="${name}_fixed_column_link">
    <material>Gazebo/DarkGrey</material>
  </gazebo>

  <joint name="${name}_fixed_column_joint" type="fixed">
    <origin rpy="0 0 0" xyz="-0.062 0 0.195" />
    <parent link="${parent}" />
    <child link="${name}_fixed_column_link" />
    <axis xyz="0 0 0" />
  </joint>

  <link name="${name}_lift_link">
    <inertial>
      <origin xyz="0.04361 -0.00116 -0.17334" rpy="0.00000 0.00000 0.00000"/>
      <mass value="6.93198"/>
      <inertia ixx="0.24487000000" ixy="-0.00145600000" ixz="-0.00974200000"
               iyy="0.24926900000" iyz="0.00828100000"
               izz="0.09039500000"/>
    </inertial>
    <!-- Lifting body -->
    <visual>
      <origin rpy="0 0 0" xyz="0 0 0" />
       <geometry>
        <mesh filename="package://tiago_description/meshes/torso/torso_lift_with_arm.stl" scale="1 1 1"/>
      </geometry>
      <material name="White"/>
    </visual>
    <collision>
      <origin rpy="0 0 0" xyz="0 0 0" />
       <geometry>
        <mesh filename="package://tiago_description/meshes/torso/torso_lift_collision_core.dae" scale="1 1 1"/>
      </geometry>
      <material name="LightGrey"/>
    </collision>
    <collision>
      <origin rpy="0 0 0" xyz="0 0 0" />
       <geometry>
        <mesh filename="package://tiago_description/meshes/torso/torso_lift_collision_shoulder.dae" scale="1 1 1"/>
      </geometry>
      <material name="LightGrey"/>
    </collision>
    <collision>
      <origin rpy="0 0 0" xyz="0 0 0" />
       <geometry>
        <mesh filename="package://tiago_description/meshes/torso/torso_lift_collision_neck.dae" scale="1 1 1"/>
      </geometry>
      <material name="LightGrey"/>
    </collision>
  </link>

  <joint name="${name}_lift_joint" type="prismatic">
    <origin rpy="0.0 0.0 0.0" xyz="0.0 0.0 0.597" />
    <parent link="${name}_fixed_link" />
    <child link="${name}_lift_link" />
    <axis xyz="0 0 1" />
    <limit effort="2000" lower="0" upper="0.35" velocity="${torso_max_vel}" />
    <calibration rising="0.0" />
    <dynamics damping="1000" />

    <safety_controller k_position="20"
                         k_velocity="20"
                         soft_lower_limit="0.0"
                         soft_upper_limit="0.35" />

  </joint>

  <xacro:torso_simple_transmission name="torso_lift" reduction="1.0"/>

 </xacro:macro>

</robot>