TianxingChen commited on
Commit
3bb0df0
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1 Parent(s): 172317e

Add/update 006_check_button

Browse files
objects/006_check_button/10124/mobility.urdf ADDED
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+ <?xml version="1.0"?>
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+ <robot name="simple_button_v2">
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+
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+ <!-- ===================== 材质定义 ===================== -->
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+ <material name="base_gray">
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+ <color rgba="0.3 0.3 0.3 1"/>
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+ </material>
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+
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+ <material name="button_red">
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+ <color rgba="0.9 0.1 0.1 1"/>
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+ </material>
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+
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+ <!-- ===================== 底座(固定) ===================== -->
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+ <link name="base">
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+ <!-- 外观 -->
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+ <visual>
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+ <!-- 以 link 原点为圆柱中心,沿 Z 轴对称:-0.01 ~ +0.01 -->
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+ <origin xyz="0 0 0" rpy="0 0 0"/>
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+ <geometry>
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+ <cylinder radius="0.035" length="0.020"/>
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+ </geometry>
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+ <material name="base_gray"/>
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+ </visual>
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+
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+ <!-- 碰撞体积 -->
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+ <collision>
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+ <origin xyz="0 0 0" rpy="0 0 0"/>
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+ <geometry>
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+ <cylinder radius="0.035" length="0.020"/>
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+ </geometry>
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+ </collision>
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+
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+ <!-- 惯性:圆柱,m=0.07 kg, r=0.035, h=0.02 -->
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+ <inertial>
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+ <origin xyz="0 0 0" rpy="0 0 0"/>
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+ <mass value="0.07"/>
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+ <!-- Ixx = Iyy ≈ 2.38e-5, Izz ≈ 4.29e-5 -->
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+ <inertia ixx="2.38e-5" ixy="0" ixz="0"
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+ iyy="2.38e-5" iyz="0"
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+ izz="4.29e-5"/>
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+ </inertial>
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+ </link>
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+
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+ <!-- ===================== 按钮帽(可动) ===================== -->
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+ <link name="button_cap">
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+ <!-- 外观:圆柱按钮,长度 0.02,中心在本地原点 -->
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+ <visual>
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+ <origin xyz="0 0 0" rpy="0 0 0"/>
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+ <geometry>
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+ <cylinder radius="0.030" length="0.020"/>
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+ </geometry>
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+ <material name="button_red"/>
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+ </visual>
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+
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+ <!-- 碰撞体积 -->
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+ <collision>
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+ <origin xyz="0 0 0" rpy="0 0 0"/>
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+ <geometry>
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+ <cylinder radius="0.030" length="0.020"/>
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+ </geometry>
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+ </collision>
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+
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+ <!-- 惯性:圆柱,m=0.02 kg, r=0.03, h=0.02 -->
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+ <inertial>
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+ <origin xyz="0 0 0" rpy="0 0 0"/>
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+ <mass value="0.02"/>
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+ <!-- Ixx = Iyy ≈ 5.17e-6, Izz ≈ 9.0e-6 -->
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+ <inertia ixx="5.17e-6" ixy="0" ixz="0"
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+ iyy="5.17e-6" iyz="0"
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+ izz="9.0e-6"/>
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+ </inertial>
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+ </link>
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+
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+ <!-- ===================== 滑动关节 ===================== -->
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+ <!--
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+ 几何关系说明(单位:m):
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+ - base 圆柱:中心在 z=0,顶面在 z=+0.01
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+ - button_cap 圆柱:长度 0.02,中心在它自己的原点
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+
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+ 关节定义:child 位姿 = parent 位姿 * origin * T(q * axis)
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+
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+ 这里设置:
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+ origin.xyz = (0, 0, 0.026)
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+
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+ 当 q = 0 时:
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+ button_cap 中心在 z = 0.026
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+ 按钮下表面 z = 0.026 - 0.01 = 0.016 (高于底座顶面 0.01,悬空 6 mm)
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+
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+ 当 q = -0.006 时(按下极限):
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+ 中心 z = 0.026 - 0.006 = 0.020
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+ 下表面 z = 0.020 - 0.01 = 0.010 (刚好与底座顶面齐平,不发生几何插入)
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+ -->
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+ <joint name="button_joint" type="prismatic">
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+ <parent link="base"/>
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+ <child link="button_cap"/>
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+ <origin xyz="0 0 0.028" rpy="0 0 0"/>
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+ <axis xyz="0 0 1"/>
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+ <limit lower="-0.006" upper="0.0" effort="5.0" velocity="0.5"/>
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+ <dynamics damping="1.0" friction="0.0"/>
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+ </joint>
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+
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+
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+ </robot>
objects/006_check_button/10124/model_data.json ADDED
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+ {
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+ "scale": 1.0,
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+ "transform_matrix": [
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+ [
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+ 1.0,
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+ 0.0,
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+ 0.0,
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+ 0.0
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+ ],
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+ [
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+ 0.0,
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+ 1.0,
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+ 0.0,
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+ 0.0
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+ ],
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+ [
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+ 0.0,
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+ 0.0,
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+ 1.0,
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+ 0.0
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+ ],
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+ [
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+ 0.0,
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+ 0.0,
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+ 0.0,
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+ 1.0
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+ ]
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+ ],
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+ "init_qpos": [],
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+ "target_points": [],
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+ "contact_points": [
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+ {
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+ "matrix": [
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+ [
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+ 1.0,
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+ 0.0,
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+ 0.0,
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+ 0.0
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+ ],
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+ [
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+ 0.0,
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+ -0.0,
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+ -1.0,
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+ 0.0
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+ ],
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+ [
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+ 0.0,
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+ 1.0,
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+ -0.0,
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+ -0.004999999888241291
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+ ],
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+ [
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+ 0.0,
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+ 0.0,
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+ 0.0,
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+ 1.0
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+ ]
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+ ],
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+ "base": "button_cap"
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+ }
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+ ],
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+ "functional_points": [],
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+ "orientation_point": [],
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+ "contact_points_group": [],
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+ "contact_points_mask": [],
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+ "target_points_description": [],
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+ "contact_points_description": [],
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+ "functional_points_description": [],
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+ "orientation_point_description": []
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+ }