From 9319d6cde4e6f55183bd8b7e1c61660458b8fdc1 Mon Sep 17 00:00:00 2001
From: Stone Tao <stonezt2019@gmail.com>
Date: Mon, 29 Jul 2024 16:07:36 -0700
Subject: [PATCH] Add files via upload

---
 go2_description_simplified_locomotion.urdf | 1132 ++++++++++++++++++++
 1 file changed, 1132 insertions(+)
 create mode 100644 go2_description_simplified_locomotion.urdf

diff --git a/go2_description_simplified_locomotion.urdf b/go2_description_simplified_locomotion.urdf
new file mode 100644
index 0000000..be2d5f3
--- /dev/null
+++ b/go2_description_simplified_locomotion.urdf
@@ -0,0 +1,1132 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- This URDF was automatically created by SolidWorks to URDF Exporter! Originally created by
+Stephen Brawner (brawner@gmail.com) 
+     Commit Version: 1.6.0-4-g7f85cfe  Build Version: 1.6.7995.38578
+     For more information, please see http://wiki.ros.org/sw_urdf_exporter -->
+<robot
+  name="go2_description">
+  <link
+    name="base">
+    <inertial>
+      <origin
+        xyz="0.021112 0 -0.005366"
+        rpy="0 0 0" />
+      <mass
+        value="6.921" />
+      <inertia
+        ixx="0.02448"
+        ixy="0.00012166"
+        ixz="0.0014849"
+        iyy="0.098077"
+        iyz="-3.12E-05"
+        izz="0.107" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/base.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <box size="0.3762 0.0935 0.114" />
+      </geometry>
+    </collision>
+  </link>
+  <link
+    name="Head_upper">
+    <inertial>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <mass
+        value="0.001" />
+      <inertia
+        ixx="9.6e-06"
+        ixy="0"
+        ixz="0"
+        iyy="9.6e-06"
+        iyz="0"
+        izz="9.6e-06" />
+    </inertial>
+    <collision>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <cylinder radius="0.05" length="0.09" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="Head_upper_joint"
+    type="fixed" dont_collapse="true">
+    <origin
+      xyz="0.285 0 0.01"
+      rpy="0 0 0" />
+    <parent
+      link="base" />
+    <child
+      link="Head_upper" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="Head_lower">
+    <inertial>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <mass
+        value="0.001" />
+      <inertia
+        ixx="9.6e-06"
+        ixy="0"
+        ixz="0"
+        iyy="9.6e-06"
+        iyz="0"
+        izz="9.6e-06" />
+    </inertial>
+    <collision>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <sphere radius="0.047" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="Head_lower_joint"
+    type="fixed" dont_collapse="true">
+    <origin
+      xyz="0.008 0 -0.07"
+      rpy="0 0 0" />
+    <parent
+      link="Head_upper" />
+    <child
+      link="Head_lower" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="FL_hip">
+    <inertial>
+      <origin
+        xyz="-0.0054 0.00194 -0.000105"
+        rpy="0 0 0" />
+      <mass
+        value="0.678" />
+      <inertia
+        ixx="0.00048"
+        ixy="-3.01E-06"
+        ixz="1.11E-06"
+        iyy="0.000884"
+        iyz="-1.42E-06"
+        izz="0.000596" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/hip.dae" />
+      </geometry>
+    </visual>
+    <!-- <collision>
+      <origin rpy="1.5707963267948966 0 0" xyz="0 0.08 0" />
+      <geometry>
+        <cylinder length="0.04" radius="0.046" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="FL_hip_joint"
+    type="revolute">
+    <origin
+      xyz="0.1934 0.0465 0"
+      rpy="0 0 0" />
+    <parent
+      link="base" />
+    <child
+      link="FL_hip" />
+    <axis
+      xyz="1 0 0" />
+    <limit
+      lower="-0.4"
+      upper="0.4"
+      effort="23.7"
+      velocity="30.1" />
+  </joint>
+  <link
+    name="FL_thigh">
+    <inertial>
+      <origin
+        xyz="-0.00374 -0.0223 -0.0327"
+        rpy="0 0 0" />
+      <mass
+        value="1.152" />
+      <inertia
+        ixx="0.00584"
+        ixy="8.72E-05"
+        ixz="-0.000289"
+        iyy="0.0058"
+        iyz="0.000808"
+        izz="0.00103" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/thigh.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 1.5707963267948966 0" xyz="0 0 -0.1065" />
+      <geometry>
+        <box size="0.213 0.0245 0.034" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="FL_thigh_joint"
+    type="revolute">
+    <origin
+      xyz="0 0.0955 0"
+      rpy="0 0 0" />
+    <parent
+      link="FL_hip" />
+    <child
+      link="FL_thigh" />
+    <axis
+      xyz="0 1 0" />
+    <limit
+      lower="0.3"
+      upper="1.9"
+      effort="23.7"
+      velocity="30.1" />
+  </joint>
+  <link
+    name="FL_calf">
+    <inertial>
+      <origin
+        xyz="0.00548 -0.000975 -0.115"
+        rpy="0 0 0" />
+      <mass
+        value="0.154" />
+      <inertia
+        ixx="0.00108"
+        ixy="3.4E-07"
+        ixz="1.72E-05"
+        iyy="0.0011"
+        iyz="8.28E-06"
+        izz="3.29E-05" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/calf.dae" />
+      </geometry>
+    </visual>
+    <!-- <collision>
+      <origin rpy="0 -0.21 0" xyz="0.008 0 -0.06" />
+      <geometry>
+        <cylinder length="0.12" radius="0.012" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="FL_calf_joint"
+    type="revolute">
+    <origin
+      xyz="0 0 -0.213"
+      rpy="0 0 0" />
+    <parent
+      link="FL_thigh" />
+    <child
+      link="FL_calf" />
+    <axis
+      xyz="0 1 0" />
+    <limit
+      lower="-2.4"
+      upper="-1.4"
+      effort="45.43"
+      velocity="15.70" />
+  </joint>
+  <link
+    name="FL_calflower">
+    <!-- <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <cylinder length="0.065" radius="0.011" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="FL_calflower_joint"
+    type="fixed">
+    <origin
+      xyz="0.020 0 -0.148"
+      rpy="0 0.05 0" />
+    <parent
+      link="FL_calf" />
+    <child
+      link="FL_calflower" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="FL_calflower1">
+    <!-- <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <cylinder length="0.03" radius="0.0155" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="FL_calflower1_joint"
+    type="fixed">
+    <origin
+      xyz="-0.01 0 -0.04"
+      rpy="0 0.48 0" />
+    <parent
+      link="FL_calflower" />
+    <child
+      link="FL_calflower1" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="FL_foot">
+    <inertial>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <mass
+        value="0.04" />
+      <inertia
+        ixx="9.6e-06"
+        ixy="0"
+        ixz="0"
+        iyy="9.6e-06"
+        iyz="0"
+        izz="9.6e-06" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/foot.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 0 0" xyz="-0.002 0 0" />
+      <geometry>
+        <sphere radius="0.022" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="FL_foot_joint"
+    type="fixed" dont_collapse="true">
+    <origin
+      xyz="0 0 -0.213"
+      rpy="0 0 0" />
+    <parent
+      link="FL_calf" />
+    <child
+      link="FL_foot" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="FR_hip">
+    <inertial>
+      <origin
+        xyz="-0.0054 -0.00194 -0.000105"
+        rpy="0 0 0" />
+      <mass
+        value="0.678" />
+      <inertia
+        ixx="0.00048"
+        ixy="3.01E-06"
+        ixz="1.11E-06"
+        iyy="0.000884"
+        iyz="1.42E-06"
+        izz="0.000596" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="3.1415 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/hip.dae" />
+      </geometry>
+    </visual>
+    <!-- <collision>
+      <origin rpy="1.5707963267948966 0 0" xyz="0 -0.08 0" />
+      <geometry>
+        <cylinder length="0.04" radius="0.046" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="FR_hip_joint"
+    type="revolute">
+    <origin
+      xyz="0.1934 -0.0465 0"
+      rpy="0 0 0" />
+    <parent
+      link="base" />
+    <child
+      link="FR_hip" />
+    <axis
+      xyz="1 0 0" />
+    <limit
+      lower="-0.4"
+      upper="0.4"
+      effort="23.7"
+      velocity="30.1" />
+  </joint>
+  <link
+    name="FR_thigh">
+    <inertial>
+      <origin
+        xyz="-0.00374 0.0223 -0.0327"
+        rpy="0 0 0" />
+      <mass
+        value="1.152" />
+      <inertia
+        ixx="0.00584"
+        ixy="-8.72E-05"
+        ixz="-0.000289"
+        iyy="0.0058"
+        iyz="-0.000808"
+        izz="0.00103" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/thigh_mirror.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 1.5707963267948966 0" xyz="0 0 -0.1065" />
+      <geometry>
+        <box size="0.213 0.0245 0.034" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="FR_thigh_joint"
+    type="revolute">
+    <origin
+      xyz="0 -0.0955 0"
+      rpy="0 0 0" />
+    <parent
+      link="FR_hip" />
+    <child
+      link="FR_thigh" />
+    <axis
+      xyz="0 1 0" />
+    <limit
+      lower="0.3"
+      upper="1.9"
+      effort="23.7"
+      velocity="30.1" />
+  </joint>
+  <link
+    name="FR_calf">
+    <inertial>
+      <origin
+        xyz="0.00548 0.000975 -0.115"
+        rpy="0 0 0" />
+      <mass
+        value="0.154" />
+      <inertia
+        ixx="0.00108"
+        ixy="-3.4E-07"
+        ixz="1.72E-05"
+        iyy="0.0011"
+        iyz="-8.28E-06"
+        izz="3.29E-05" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/calf_mirror.dae" />
+      </geometry>
+    </visual>
+    <!-- <collision>
+      <origin rpy="0 -0.2 0" xyz="0.01 0 -0.06" />
+      <geometry>
+        <cylinder length="0.12" radius="0.013" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="FR_calf_joint"
+    type="revolute">
+    <origin
+      xyz="0 0 -0.213"
+      rpy="0 0 0" />
+    <parent
+      link="FR_thigh" />
+    <child
+      link="FR_calf" />
+    <axis
+      xyz="0 1 0" />
+    <limit
+      lower="-2.4"
+      upper="-1.4"
+      effort="45.43"
+      velocity="15.70" />
+  </joint>
+  <link
+    name="FR_calflower">
+    <!-- <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <cylinder length="0.065" radius="0.011" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="FR_calflower_joint"
+    type="fixed">
+    <origin
+      xyz="0.020 0 -0.148"
+      rpy="0 0.05 0" />
+    <parent
+      link="FR_calf" />
+    <child
+      link="FR_calflower" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="FR_calflower1">
+    <!-- <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <cylinder length="0.03" radius="0.0155" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="FR_calflower1_joint"
+    type="fixed">
+    <origin
+      xyz="-0.01 0 -0.04"
+      rpy="0 0.48 0" />
+    <parent
+      link="FR_calflower" />
+    <child
+      link="FR_calflower1" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="FR_foot">
+    <inertial>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <mass
+        value="0.04" />
+      <inertia
+        ixx="9.6e-06"
+        ixy="0"
+        ixz="0"
+        iyy="9.6e-06"
+        iyz="0"
+        izz="9.6e-06" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/foot.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 0 0" xyz="-0.002 0 0" />
+      <geometry>
+        <sphere radius="0.022" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="FR_foot_joint"
+    type="fixed" dont_collapse="true">
+    <origin
+      xyz="0 0 -0.213"
+      rpy="0 0 0" />
+    <parent
+      link="FR_calf" />
+    <child
+      link="FR_foot" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="RL_hip">
+    <inertial>
+      <origin
+        xyz="0.0054 0.00194 -0.000105"
+        rpy="0 0 0" />
+      <mass
+        value="0.678" />
+      <inertia
+        ixx="0.00048"
+        ixy="3.01E-06"
+        ixz="-1.11E-06"
+        iyy="0.000884"
+        iyz="-1.42E-06"
+        izz="0.000596" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 3.1415 0" />
+      <geometry>
+        <mesh
+          filename="../dae/hip.dae" />
+      </geometry>
+    </visual>
+    <!-- <collision>
+      <origin rpy="1.5707963267948966 0 0" xyz="0 0.08 0" />
+      <geometry>
+        <cylinder length="0.04" radius="0.046" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="RL_hip_joint"
+    type="revolute">
+    <origin
+      xyz="-0.1934 0.0465 0"
+      rpy="0 0 0" />
+    <parent
+      link="base" />
+    <child
+      link="RL_hip" />
+    <axis
+      xyz="1 0 0" />
+    <limit
+      lower="-0.4"
+      upper="0.4"
+      effort="23.7"
+      velocity="30.1" />
+  </joint>
+  <link
+    name="RL_thigh">
+    <inertial>
+      <origin
+        xyz="-0.00374 -0.0223 -0.0327"
+        rpy="0 0 0" />
+      <mass
+        value="1.152" />
+      <inertia
+        ixx="0.00584"
+        ixy="8.72E-05"
+        ixz="-0.000289"
+        iyy="0.0058"
+        iyz="0.000808"
+        izz="0.00103" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/thigh.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 1.5707963267948966 0" xyz="0 0 -0.1065" />
+      <geometry>
+        <box size="0.213 0.0245 0.034" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="RL_thigh_joint"
+    type="revolute">
+    <origin
+      xyz="0 0.0955 0"
+      rpy="0 0 0" />
+    <parent
+      link="RL_hip" />
+    <child
+      link="RL_thigh" />
+    <axis
+      xyz="0 1 0" />
+    <limit
+      lower="0.3"
+      upper="1.9"
+      effort="23.7"
+      velocity="30.1" />
+  </joint>
+  <link
+    name="RL_calf">
+    <inertial>
+      <origin
+        xyz="0.00548 -0.000975 -0.115"
+        rpy="0 0 0" />
+      <mass
+        value="0.154" />
+      <inertia
+        ixx="0.00108"
+        ixy="3.4E-07"
+        ixz="1.72E-05"
+        iyy="0.0011"
+        iyz="8.28E-06"
+        izz="3.29E-05" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/calf.dae" />
+      </geometry>
+    </visual>
+    <!-- <collision>
+      <origin rpy="0 -0.2 0" xyz="0.01 0 -0.06" />
+      <geometry>
+        <cylinder length="0.12" radius="0.013" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="RL_calf_joint"
+    type="revolute">
+    <origin
+      xyz="0 0 -0.213"
+      rpy="0 0 0" />
+    <parent
+      link="RL_thigh" />
+    <child
+      link="RL_calf" />
+    <axis
+      xyz="0 1 0" />
+    <limit
+      lower="-2.4"
+      upper="-1.4"
+      effort="45.43"
+      velocity="15.70" />
+  </joint>
+  <link
+    name="RL_calflower">
+    <!-- <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <cylinder length="0.065" radius="0.011" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="RL_calflower_joint"
+    type="fixed">
+    <origin
+      xyz="0.020 0 -0.148"
+      rpy="0 0.05 0" />
+    <parent
+      link="RL_calf" />
+    <child
+      link="RL_calflower" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="RL_calflower1">
+    <!-- <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <cylinder length="0.03" radius="0.0155" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="RL_calflower1_joint"
+    type="fixed">
+    <origin
+      xyz="-0.01 0 -0.04"
+      rpy="0 0.48 0" />
+    <parent
+      link="RL_calflower" />
+    <child
+      link="RL_calflower1" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="RL_foot">
+    <inertial>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <mass
+        value="0.04" />
+      <inertia
+        ixx="9.6e-06"
+        ixy="0"
+        ixz="0"
+        iyy="9.6e-06"
+        iyz="0"
+        izz="9.6e-06" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/foot.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 0 0" xyz="-0.002 0 0" />
+      <geometry>
+        <sphere radius="0.022" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="RL_foot_joint"
+    type="fixed" dont_collapse="true">
+    <origin
+      xyz="0 0 -0.213"
+      rpy="0 0 0" />
+    <parent
+      link="RL_calf" />
+    <child
+      link="RL_foot" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="RR_hip">
+    <inertial>
+      <origin
+        xyz="0.0054 -0.00194 -0.000105"
+        rpy="0 0 0" />
+      <mass
+        value="0.678" />
+      <inertia
+        ixx="0.00048"
+        ixy="-3.01E-06"
+        ixz="-1.11E-06"
+        iyy="0.000884"
+        iyz="1.42E-06"
+        izz="0.000596" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="3.1415 3.1415 0" />
+      <geometry>
+        <mesh
+          filename="../dae/hip.dae" />
+      </geometry>
+    </visual>
+    <!-- <collision>
+      <origin rpy="1.5707963267948966 0 0" xyz="0 -0.08 0" />
+      <geometry>
+        <cylinder length="0.04" radius="0.046" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="RR_hip_joint"
+    type="revolute">
+    <origin
+      xyz="-0.1934 -0.0465 0"
+      rpy="0 0 0" />
+    <parent
+      link="base" />
+    <child
+      link="RR_hip" />
+    <axis
+      xyz="1 0 0" />
+    <limit
+      lower="-0.4"
+      upper="0.4"
+      effort="23.7"
+      velocity="30.1" />
+  </joint>
+  <link
+    name="RR_thigh">
+    <inertial>
+      <origin
+        xyz="-0.00374 0.0223 -0.0327"
+        rpy="0 0 0" />
+      <mass
+        value="1.152" />
+      <inertia
+        ixx="0.00584"
+        ixy="-8.72E-05"
+        ixz="-0.000289"
+        iyy="0.0058"
+        iyz="-0.000808"
+        izz="0.00103" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/thigh_mirror.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 1.5707963267948966 0" xyz="0 0 -0.1065" />
+      <geometry>
+        <box size="0.213 0.0245 0.034" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="RR_thigh_joint"
+    type="revolute">
+    <origin
+      xyz="0 -0.0955 0"
+      rpy="0 0 0" />
+    <parent
+      link="RR_hip" />
+    <child
+      link="RR_thigh" />
+    <axis
+      xyz="0 1 0" />
+    <limit
+      lower="0.3"
+      upper="1.9"
+      effort="23.7"
+      velocity="30.1" />
+  </joint>
+  <link
+    name="RR_calf">
+    <inertial>
+      <origin
+        xyz="0.00548 0.000975 -0.115"
+        rpy="0 0 0" />
+      <mass
+        value="0.154" />
+      <inertia
+        ixx="0.00108"
+        ixy="-3.4E-07"
+        ixz="1.72E-05"
+        iyy="0.0011"
+        iyz="-8.28E-06"
+        izz="3.29E-05" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/calf_mirror.dae" />
+      </geometry>
+    </visual>
+    <!-- <collision>
+      <origin rpy="0 -0.2 0" xyz="0.01 0 -0.06" />
+      <geometry>
+        <cylinder length="0.12" radius="0.013" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="RR_calf_joint"
+    type="revolute">
+    <origin
+      xyz="0 0 -0.213"
+      rpy="0 0 0" />
+    <parent
+      link="RR_thigh" />
+    <child
+      link="RR_calf" />
+    <axis
+      xyz="0 1 0" />
+    <limit
+      lower="-2.4"
+      upper="-1.4"
+      effort="45.43"
+      velocity="15.70" />
+  </joint>
+  <link
+    name="RR_calflower">
+    <!-- <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <cylinder length="0.065" radius="0.011" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="RR_calflower_joint"
+    type="fixed">
+    <origin
+      xyz="0.020 0 -0.148"
+      rpy="0 0.05 0" />
+    <parent
+      link="RR_calf" />
+    <child
+      link="RR_calflower" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="RR_calflower1">
+    <!-- <collision>
+      <origin rpy="0 0 0" xyz="0 0 0" />
+      <geometry>
+        <cylinder length="0.03" radius="0.0155" />
+      </geometry>
+    </collision> -->
+  </link>
+  <joint
+    name="RR_calflower1_joint"
+    type="fixed">
+    <origin
+      xyz="-0.01 0 -0.04"
+      rpy="0 0.48 0" />
+    <parent
+      link="RR_calflower" />
+    <child
+      link="RR_calflower1" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="RR_foot">
+    <inertial>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <mass
+        value="0.04" />
+      <inertia
+        ixx="9.6e-06"
+        ixy="0"
+        ixz="0"
+        iyy="9.6e-06"
+        iyz="0"
+        izz="9.6e-06" />
+    </inertial>
+    <visual>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <geometry>
+        <mesh
+          filename="../dae/foot.dae" />
+      </geometry>
+    </visual>
+    <collision>
+      <origin rpy="0 0 0" xyz="-0.002 0 0" />
+      <geometry>
+        <sphere radius="0.022" />
+      </geometry>
+    </collision>
+  </link>
+  <joint
+    name="RR_foot_joint"
+    type="fixed" dont_collapse="true">
+    <origin
+      xyz="0 0 -0.213"
+      rpy="0 0 0" />
+    <parent
+      link="RR_calf" />
+    <child
+      link="RR_foot" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="imu">
+    <inertial>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <mass
+        value="0" />
+      <inertia
+        ixx="0"
+        ixy="0"
+        ixz="0"
+        iyy="0"
+        iyz="0"
+        izz="0" />
+    </inertial>
+  </link>
+  <joint
+    name="imu_joint"
+    type="fixed">
+    <origin
+      xyz="-0.02557 0 0.04232"
+      rpy="0 0 0" />
+    <parent
+      link="base" />
+    <child
+      link="imu" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+  <link
+    name="radar">
+    <inertial>
+      <origin
+        xyz="0 0 0"
+        rpy="0 0 0" />
+      <mass
+        value="0" />
+      <inertia
+        ixx="0"
+        ixy="0"
+        ixz="0"
+        iyy="0"
+        iyz="0"
+        izz="0" />
+    </inertial>
+  </link>
+  <joint
+    name="radar_joint"
+    type="fixed">
+    <origin
+      xyz="0.28945 0 -0.046825"
+      rpy="0 2.8782 0" />
+    <parent
+      link="base" />
+    <child
+      link="radar" />
+    <axis
+      xyz="0 0 0" />
+  </joint>
+</robot>
\ No newline at end of file