hexapod_ng/ros2_hexapod/hexapod.urdf

<?xml version="1.0"?>
<robot name="hexapod">
  <material name="black">
      <color rgba="0 0 0 1"/>
  </material>

  <material name="blue">
      <color rgba="0 0 1 1"/>
  </material>

  <material name="green">
      <color rgba="0 1 0 1"/>
  </material>

  <material name="red">
      <color rgba="1 0 0 1"/>
  </material>
  
  <link name="base_link">
    <!-- top and bottom plate -->
    <visual>
      <origin xyz="0 0 -0.034"/>
      <geometry>
        <box size="0.100 0.180 0.003"/>        
      </geometry>
      <material name="black"/>
    </visual>
    <visual>
      <origin xyz="0 0 0.034"/>
      <geometry>
        <box size="0.100 0.180 0.003"/>        
      </geometry>
      <material name="black"/>
    </visual>
    
    <!-- c1 link base -->
    <visual>
      <origin xyz="-0.040 0.080 -0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="black"/>
    </visual>
    <visual>
      <origin xyz="-0.040 0.080 0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="black"/>
    </visual>

    <!-- c2 link base -->
    <visual>
      <origin xyz="-0.060 0.000 -0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
    </visual>
    <visual>
      <origin xyz="-0.060 0.000 0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="black"/>
    </visual>

    <!-- c3 link base -->
    <visual>
      <origin xyz="-0.040 -0.080 -0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
    </visual>
    <visual>
      <origin xyz="-0.040 -0.080 0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="black"/>
    </visual>

    <!-- c4 link base -->
    <visual>
      <origin xyz=" 0.040 -0.080 -0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
    </visual>
    <visual>
      <origin xyz=" 0.040 -0.080 0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="black"/>
    </visual>

    <!-- c5 link base -->
    <visual>
      <origin xyz=" 0.060 0.000 -0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
    </visual>
    <visual>
      <origin xyz=" 0.060 0.000 0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="black"/>
    </visual>

    <!-- c6 link base -->
    <visual>
      <origin xyz=" 0.040 0.080 -0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
    </visual>
    <visual>
      <origin xyz="0.040 0.080 0.0325"/>
      <geometry>
      	<cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="black"/>
    </visual>    
  </link>

  <!-- leg 1 -->
  
  <link name="c1">
    <visual>
      <geometry>
        <box size="0.045 0.045 0.045"/>
      </geometry>
      <origin xyz="-0.015 0 0"/>
      <material name="blue"/>
    </visual>
    <visual>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
    <visual>
      <origin xyz="-0.020 0 -0.0075" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
  </link>

  <link name="f1">
    <visual>
      <origin xyz="-0.040 -0.0015 0"/>
      <geometry>
        <box size="0.100 0.003 0.010"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="-0.080 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
  </link>

  <link name="t1">
    <!-- servo -->
    <visual>
      <origin xyz="0 -0.005 0.010"/>
      <geometry>
        <box size="0.020 0.035 0.040"/> 
      </geometry>
      <material name="red"/>
    </visual>
    <!-- tibia -->
    <visual>
      <origin xyz="-0.010 0 -0.0425"/>
      <geometry>
        <box size="0.040 0.003 0.175"/> 
      </geometry>
      <material name="red"/>
    </visual>
  </link>

  <joint name="base_to_c1" type="continuous">
    <parent link="base_link"/>
    <child link="c1"/>
    <origin xyz="-0.040 0.080 0"/>
    <axis xyz="0 0 1"/>
  </joint>

  <joint name="c1_to_f1" type="continuous">
    <parent link="c1"/>
    <child link="f1"/>
    <origin xyz="-0.020 0.03 -0.0075"/>
    <axis xyz="0 1 0"/>
  </joint>
  
  <joint name="f1_to_t1" type="continuous">
    <parent link="f1"/>
    <child link="t1"/>
    <origin xyz="-0.080 -0.025 0"/>
    <axis xyz="0 1 0"/>
  </joint>


  <!-- leg 2 -->
  
  <link name="c2">
    <visual>
      <geometry>
        <box size="0.045 0.045 0.045"/>
      </geometry>
      <origin xyz="-0.015 0 0"/>
      <material name="blue"/>
    </visual>
    <visual>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
    <visual>
      <origin xyz="-0.020 0 -0.0075" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
  </link>

  <link name="f2">
    <visual>
      <origin xyz="-0.040 -0.0015 0"/>
      <geometry>
        <box size="0.100 0.003 0.010"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="-0.080 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
  </link>

  <link name="t2">
    <!-- servo -->
    <visual>
      <origin xyz="0 -0.005 0.010"/>
      <geometry>
        <box size="0.020 0.035 0.040"/> 
      </geometry>
      <material name="red"/>
    </visual>
    <!-- tibia -->
    <visual>
      <origin xyz="-0.010 0 -0.0425"/>
      <geometry>
        <box size="0.040 0.003 0.175"/> 
      </geometry>
      <material name="red"/>
    </visual>
  </link>

  <joint name="base_to_c2" type="continuous">
    <parent link="base_link"/>
    <child link="c2"/>
    <origin xyz="-0.060 0 0"/>
    <axis xyz="0 0 1"/>
  </joint>

  <joint name="c2_to_f2" type="continuous">
    <parent link="c2"/>
    <child link="f2"/>
    <origin xyz="-0.020 0.03 -0.0075"/>
    <axis xyz="0 1 0"/>
  </joint>
  
  <joint name="f2_to_t2" type="continuous">
    <parent link="f2"/>
    <child link="t2"/>
    <origin xyz="-0.080 -0.025 0"/>
    <axis xyz="0 1 0"/>
  </joint>

  <!-- leg 3 -->
  
  <link name="c3">
    <visual>
      <geometry>
        <box size="0.045 0.045 0.045"/>
      </geometry>
      <origin xyz="-0.015 0 0"/>
      <material name="blue"/>
    </visual>
    <visual>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
    <visual>
      <origin xyz="-0.020 0 -0.0075" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
  </link>

  <link name="f3">
    <visual>
      <origin xyz="-0.040 -0.0015 0"/>
      <geometry>
        <box size="0.100 0.003 0.010"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="-0.080 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
  </link>

  <link name="t3">
    <!-- servo -->
    <visual>
      <origin xyz="0 -0.005 0.010"/>
      <geometry>
        <box size="0.020 0.035 0.040"/> 
      </geometry>
      <material name="red"/>
    </visual>
    <!-- tibia -->
    <visual>
      <origin xyz="-0.010 0 -0.0425"/>
      <geometry>
        <box size="0.040 0.003 0.175"/> 
      </geometry>
      <material name="red"/>
    </visual>
  </link>

  <joint name="base_to_c3" type="continuous">
    <parent link="base_link"/>
    <child link="c3"/>
    <origin xyz="-0.040 -0.080 0"/>
    <axis xyz="0 0 1"/>
  </joint>

  <joint name="c3_to_f3" type="continuous">
    <parent link="c3"/>
    <child link="f3"/>
    <origin xyz="-0.020 0.03 -0.0075"/>
    <axis xyz="0 1 0"/>
  </joint>
  
  <joint name="f3_to_t3" type="continuous">
    <parent link="f3"/>
    <child link="t3"/>
    <origin xyz="-0.080 -0.025 0"/>
    <axis xyz="0 1 0"/>
  </joint>

  <!-- leg 4 -->
  
  <link name="c4">
    <visual>
      <geometry>
        <box size="0.045 0.045 0.045"/>
      </geometry>
      <origin xyz="0.015 0 0"/>
      <material name="blue"/>
    </visual>
    <visual>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
    <visual>
      <origin xyz="0.020 0 -0.0075" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
  </link>

  <link name="f4">
    <visual>
      <origin xyz="0.040 -0.0015 0"/>
      <geometry>
        <box size="0.100 0.003 0.010"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0.080 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
  </link>

  <link name="t4">
    <!-- servo -->
    <visual>
      <origin xyz="0 -0.005 0.010"/>
      <geometry>
        <box size="0.020 0.035 0.040"/> 
      </geometry>
      <material name="red"/>
    </visual>
    <!-- tibia -->
    <visual>
      <origin xyz="0.010 0 -0.0425"/>
      <geometry>
        <box size="0.040 0.003 0.175"/> 
      </geometry>
      <material name="red"/>
    </visual>
  </link>

  <joint name="base_to_c4" type="continuous">
    <parent link="base_link"/>
    <child link="c4"/>
    <origin xyz="0.040 -0.080 0"/>
    <axis xyz="0 0 1"/>
  </joint>

  <joint name="c4_to_f4" type="continuous">
    <parent link="c4"/>
    <child link="f4"/>
    <origin xyz="0.020 0.03 -0.0075"/>
    <axis xyz="0 1 0"/>
  </joint>
  
  <joint name="f4_to_t4" type="continuous">
    <parent link="f4"/>
    <child link="t4"/>
    <origin xyz="0.080 -0.025 0"/>
    <axis xyz="0 1 0"/>
  </joint>

  <!-- leg 5 -->
  
  <link name="c5">
    <visual>
      <geometry>
        <box size="0.045 0.045 0.045"/>
      </geometry>
      <origin xyz="0.015 0 0"/>
      <material name="blue"/>
    </visual>
    <visual>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
    <visual>
      <origin xyz="0.020 0 -0.0075" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
  </link>

  <link name="f5">
    <visual>
      <origin xyz="0.040 -0.0015 0"/>
      <geometry>
        <box size="0.100 0.003 0.010"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0.080 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
  </link>

  <link name="t5">
    <!-- servo -->
    <visual>
      <origin xyz="0 -0.005 0.010"/>
      <geometry>
        <box size="0.020 0.035 0.040"/> 
      </geometry>
      <material name="red"/>
    </visual>
    <!-- tibia -->
    <visual>
      <origin xyz="0.010 0 -0.0425"/>
      <geometry>
        <box size="0.040 0.003 0.175"/> 
      </geometry>
      <material name="red"/>
    </visual>
  </link>

  <joint name="base_to_c5" type="continuous">
    <parent link="base_link"/>
    <child link="c5"/>
    <origin xyz="0.060 0 0"/>
    <axis xyz="0 0 1"/>
  </joint>

  <joint name="c5_to_f5" type="continuous">
    <parent link="c5"/>
    <child link="f5"/>
    <origin xyz="0.020 0.03 -0.0075"/>
    <axis xyz="0 1 0"/>
  </joint>
  
  <joint name="f5_to_t5" type="continuous">
    <parent link="f5"/>
    <child link="t5"/>
    <origin xyz="0.080 -0.025 0"/>
    <axis xyz="0 1 0"/>
  </joint>

  <!-- leg 6 -->
  
  <link name="c6">
    <visual>
      <geometry>
        <box size="0.045 0.045 0.045"/>
      </geometry>
      <origin xyz="0.015 0 0"/>
      <material name="blue"/>
    </visual>
    <visual>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
    <visual>
      <origin xyz="0.020 0 -0.0075" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.005" length="0.065"/>
      </geometry>
      <material name="blue"/>
    </visual>
  </link>

  <link name="f6">
    <visual>
      <origin xyz="0.040 -0.0015 0"/>
      <geometry>
        <box size="0.100 0.003 0.010"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
    <visual>
      <origin xyz="0.080 -0.003 0" rpy="-1.57 0 0"/>
      <geometry>
        <cylinder radius="0.0125" length="0.006"/>
      </geometry>
      <material name="green"/>
    </visual>
  </link>

  <link name="t6">
    <!-- servo -->
    <visual>
      <origin xyz="0 -0.005 0.010"/>
      <geometry>
        <box size="0.020 0.035 0.040"/> 
      </geometry>
      <material name="red"/>
    </visual>
    <!-- tibia -->
    <visual>
      <origin xyz="0.010 0 -0.0425"/>
      <geometry>
        <box size="0.040 0.003 0.175"/> 
      </geometry>
      <material name="red"/>
    </visual>
  </link>

  <joint name="base_to_c6" type="continuous">
    <parent link="base_link"/>
    <child link="c6"/>
    <origin xyz="0.040 0.080 0"/>
    <axis xyz="0 0 1"/>
  </joint>

  <joint name="c6_to_f6" type="continuous">
    <parent link="c6"/>
    <child link="f6"/>
    <origin xyz="0.020 0.03 -0.0075"/>
    <axis xyz="0 1 0"/>
  </joint>
  
  <joint name="f6_to_t6" type="continuous">
    <parent link="f6"/>
    <child link="t6"/>
    <origin xyz="0.080 -0.025 0"/>
    <axis xyz="0 1 0"/>
  </joint>

</robot>