feat: add peripherals control

This commit is contained in:
2026-05-26 18:16:08 +08:00
parent f137e28ed7
commit fe3d80cd86
11 changed files with 421 additions and 2 deletions

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@ -11,6 +11,7 @@
<exec_depend>geometry_msgs</exec_depend>
<exec_depend>rclpy</exec_depend>
<exec_depend>python3-yaml</exec_depend>
<exec_depend>std_msgs</exec_depend>
<exec_depend>xr_rm_interfaces</exec_depend>

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@ -0,0 +1,240 @@
"""RealMan 机械臂末端外设配置工具。
scissorgripper 参数约定:
0工具板 IO 控制的剪刀夹爪
1Modbus 控制的电动夹爪
2控制器 DO3/DO4 控制的小型剪刀夹爪
当前 XR 工程只在真机连接阶段做外设初始化;主遥操作流程不调用开合命令。
"""
from __future__ import annotations
import time
from dataclasses import dataclass
from pathlib import Path
from typing import Any
import yaml
@dataclass(frozen=True)
class PeripheralConfig:
scissorgripper: int
tools_in_ee: dict[str, list[list[float]]]
set_initial_tool_state: bool = False
def load_peripheral_config(config_file: str, arm: str) -> PeripheralConfig:
"""从 bringup YAML 读取指定左右臂的外设配置。"""
path = Path(config_file).expanduser()
if not path.is_file():
raise FileNotFoundError(f"外设配置文件不存在:{path}")
with path.open("r", encoding="utf-8") as stream:
data = yaml.safe_load(stream) or {}
if not isinstance(data, dict):
raise ValueError(f"外设配置文件格式错误:{path}")
tools_in_ee = _load_tools_in_ee(data.get("tools_in_ee"), path)
arm_configs = data.get("arms", {})
if not isinstance(arm_configs, dict) or arm not in arm_configs:
raise ValueError(f"{path} 中缺少 arms.{arm} 外设配置")
arm_config = arm_configs[arm]
if not isinstance(arm_config, dict):
raise ValueError(f"{path} 中 arms.{arm} 必须是映射")
scissorgripper = int(arm_config["scissorgripper"])
tool_count = len(tools_in_ee)
if not -tool_count <= scissorgripper < tool_count:
raise ValueError(
f"arms.{arm}.scissorgripper={scissorgripper} 超出工具列表范围"
)
set_initial_tool_state = _as_bool(
arm_config.get(
"set_initial_tool_state",
data.get("set_initial_tool_state", False),
)
)
return PeripheralConfig(scissorgripper, tools_in_ee, set_initial_tool_state)
def _load_tools_in_ee(raw_tools: Any, path: Path) -> dict[str, list[list[float]]]:
if not isinstance(raw_tools, dict) or not raw_tools:
raise ValueError(f"{path} 中缺少 tools_in_ee 配置")
tools_in_ee: dict[str, list[list[float]]] = {}
for tool_name, tool_config in raw_tools.items():
if not isinstance(tool_config, dict):
raise ValueError(f"tools_in_ee.{tool_name} 必须是映射")
pose = _float_list(tool_config.get("pose"), 7, f"tools_in_ee.{tool_name}.pose")
load = _float_list(tool_config.get("load"), 7, f"tools_in_ee.{tool_name}.load")
tools_in_ee[str(tool_name)] = [pose, load]
return tools_in_ee
def _float_list(value: Any, expected_length: int, name: str) -> list[float]:
if not isinstance(value, (list, tuple)) or len(value) != expected_length:
raise ValueError(f"{name} 必须包含 {expected_length} 个数值")
return [float(item) for item in value]
def _as_bool(value: Any) -> bool:
if isinstance(value, bool):
return value
if isinstance(value, str):
return value.strip().lower() in ("1", "true", "yes", "on")
return bool(value)
def _tool_name_for_index(tools_in_ee: dict[str, list[list[float]]], scissorgripper: int) -> str:
return list(tools_in_ee.keys())[scissorgripper]
def cal_tool_frame(handle, scissorgripper, tools_in_ee):
"""根据末端工具配置生成 RealMan 工具坐标系。"""
from Robotic_Arm.rm_robot_interface import rm_frame_t
tool_name = _tool_name_for_index(tools_in_ee, scissorgripper)
tool_pose = tools_in_ee[tool_name][0]
tool_load = tools_in_ee[tool_name][1]
eu = handle.rm_algo_quaternion2euler([tool_pose[6], tool_pose[3], tool_pose[4], tool_pose[5]])
tool_frame = rm_frame_t(tool_name, [tool_pose[0], tool_pose[1], tool_pose[2], eu[0], eu[1], eu[2]], tool_load[0],
tool_load[1], tool_load[2], tool_load[3])
return tool_frame, tool_name
def alg_init(scissorgripper, tools_in_ee):
"""初始化算法模型、工具坐标系和关节运动限制。"""
from Robotic_Arm.rm_robot_interface import Algo, rm_force_type_e, rm_robot_arm_model_e
arm_model = rm_robot_arm_model_e.RM_MODEL_RM_75_E
force_type = rm_force_type_e.RM_MODEL_RM_B_E
algo_handle = Algo(arm_model, force_type)
tool_frame, tool_name = cal_tool_frame(algo_handle, scissorgripper, tools_in_ee)
algo_handle.rm_algo_set_toolframe(tool_frame)
algo_handle.rm_algo_set_joint_max_limit([150.0, 110.0, 170.0, 130, 175.0, 125.0, 179.0])
algo_handle.rm_algo_set_joint_min_limit([-150.0, -30.0, -170.0, -130, -175.0, -125.0, -179.0])
algo_handle.rm_algo_set_joint_max_speed([60.0, 60.0, 60.0, 60.0, 60.0, 60.0, 60.0])
algo_handle.rm_algo_set_joint_max_acc([
166.6666717529297,
166.6666717529297,
166.6666717529297,
166.6666717529297,
166.6666717529297,
166.6666717529297,
166.6666717529297,
])
algo_handle.rm_algo_set_redundant_parameter_traversal_mode(False)
return algo_handle
def peripheral_cfg(
robot,
scissorgripper,
tools_in_ee,
*,
set_initial_tool_state: bool = False,
):
"""配置机械臂控制器、当前工具坐标系和末端工具通信方式。"""
# 控制器输出 12VIO1/IO2 配置为输入IO3/IO4 配置为输出。
robot.rm_set_voltage(2, True)
time.sleep(0.2)
robot.rm_set_io_mode(1, 0, 50, 2)
robot.rm_set_io_mode(2, 0, 50, 2)
robot.rm_set_io_mode(3, 1, 50, 2)
robot.rm_set_io_mode(4, 1, 50, 2)
time.sleep(0.2)
tool_frame, tool_name = cal_tool_frame(robot, scissorgripper, tools_in_ee)
robot.rm_set_manual_tool_frame(frame=tool_frame)
robot.rm_change_tool_frame(tool_name)
if scissorgripper == 0:
# 剪刀夹爪通过工具板数字输出控制。
robot.rm_set_tool_voltage(voltage_type=2)
time.sleep(0.2)
robot.rm_set_tool_IO_mode(1, 1)
robot.rm_set_tool_IO_mode(2, 1)
if set_initial_tool_state:
robot.rm_set_tool_do_state(1, 0)
robot.rm_set_tool_do_state(2, 1)
elif scissorgripper == 1:
# 电动夹爪通过工具板 Modbus 寄存器控制。
from Robotic_Arm.rm_robot_interface import rm_peripheral_read_write_params_t
modbus_sts = robot.rm_set_modbus_mode(port=1, baudrate=115200, timeout=2)
if modbus_sts != 0:
print(f"警告Modbus 模式设置失败:{modbus_sts}")
else:
print("Modbus 模式配置成功")
addr = 1
# 依次设置目标速度、目标力矩、目标加速度和目标减速度。
reg_value = [255, 60, 255, 255]
for i, reg_addr in enumerate([11, 12, 13, 14]):
write_params = rm_peripheral_read_write_params_t(1, reg_addr, addr, 1)
robot.rm_write_single_register(write_params, reg_value[i])
time.sleep(0.5)
if set_initial_tool_state:
set_tool_position(robot, percent=0.75, device=1, scissorgripper=scissorgripper)
time.sleep(1.5)
set_tool_position(robot, percent=0.15, device=1, scissorgripper=scissorgripper)
elif scissorgripper == 2:
# 小型剪刀夹爪通过控制器 DO3/DO4 控制。
if set_initial_tool_state:
robot.rm_set_do_state(io_num=3, state=1)
robot.rm_set_do_state(io_num=4, state=0)
time.sleep(2)
robot.rm_set_do_state(io_num=3, state=0)
robot.rm_set_do_state(io_num=4, state=1)
return robot
def set_tool_position(robot, percent, device=1, scissorgripper=0):
"""设置末端工具开合位置0.0 表示闭合1.0 表示完全张开。"""
if scissorgripper == 1:
from Robotic_Arm.rm_robot_interface import rm_peripheral_read_write_params_t
pos_value = int(percent * 255)
write_params = rm_peripheral_read_write_params_t(1, 10, device, 1)
robot.rm_write_single_register(write_params, pos_value)
# 写触发寄存器后夹爪才会执行目标位置。
write_params = rm_peripheral_read_write_params_t(1, 15, device, 1)
time.sleep(0.5)
robot.rm_write_single_register(write_params, 0x01)
time.sleep(0.5)
elif scissorgripper == 0:
# 剪刀夹爪只有全闭合和全张开两个状态。
if percent == 0:
robot.rm_set_tool_do_state(1, 1)
robot.rm_set_tool_do_state(2, 0)
elif percent == 1:
robot.rm_set_tool_do_state(1, 0)
robot.rm_set_tool_do_state(2, 1)
elif scissorgripper == 2:
# 小型剪刀夹爪同样只有全闭合和全张开两个状态。
if percent == 0:
robot.rm_set_do_state(3, 1)
robot.rm_set_do_state(4, 0)
elif percent == 1:
robot.rm_set_do_state(3, 0)
robot.rm_set_do_state(4, 1)
def tool_exe(robot, scissorgripper, cmd):
"""根据布尔命令执行末端工具开合。"""
switch_state = cmd
if switch_state:
set_tool_position(robot, 1, device=1, scissorgripper=scissorgripper)
else:
set_tool_position(robot, 0, device=1, scissorgripper=scissorgripper)

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@ -32,6 +32,7 @@ class MockRealManAdapter:
self._pose = ArmPose(*initial_pose[:6])
self._dt = dt
self.last_velocity = [0.0] * 6
self.last_tool_open: bool | None = None
def connect(self) -> None:
return
@ -56,6 +57,12 @@ class MockRealManAdapter:
def close(self) -> None:
self.stop()
def configure_peripheral(self, config_file: str, peripheral_arm: str) -> None:
del config_file, peripheral_arm
def set_tool_enabled(self, open_tool: bool) -> None:
self.last_tool_open = open_tool
class RealManAdapter:
"""睿尔曼 Python API2 的笛卡尔速度透传适配层。"""
@ -103,6 +110,7 @@ class RealManAdapter:
self._command_mode = command_mode
self._canfd_trajectory_mode = canfd_trajectory_mode
self._canfd_radio = canfd_radio
self._scissorgripper: int | None = None
self._arm: Any | None = None
if self._command_mode not in ("velocity", "pose_canfd"):
raise ValueError("command_mode must be one of: velocity, pose_canfd")
@ -164,6 +172,35 @@ class RealManAdapter:
def uses_pose_targets(self) -> bool:
return self._command_mode == "pose_canfd"
def configure_peripheral(self, config_file: str, peripheral_arm: str) -> None:
self._require_arm()
from .fun_peripheral import load_peripheral_config, peripheral_cfg
config = load_peripheral_config(config_file, peripheral_arm)
self._scissorgripper = config.scissorgripper
tool_name = list(config.tools_in_ee.keys())[config.scissorgripper]
self._log_info(
"开始配置 RealMan 末端外设:"
f"arm={peripheral_arm}, scissorgripper={config.scissorgripper}, "
f"tool={tool_name}, set_initial_tool_state={config.set_initial_tool_state}"
)
peripheral_cfg(
self._arm,
config.scissorgripper,
config.tools_in_ee,
set_initial_tool_state=config.set_initial_tool_state,
)
self._log_info(f"RealMan 末端外设配置完成arm={peripheral_arm}, tool={tool_name}")
def set_tool_enabled(self, open_tool: bool) -> None:
self._require_arm()
if self._scissorgripper is None:
raise RuntimeError("末端外设尚未初始化,无法执行开合命令")
from .fun_peripheral import tool_exe
tool_exe(self._arm, self._scissorgripper, open_tool)
def stop(self) -> None:
if self._arm is None:
return

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@ -12,6 +12,7 @@ from typing import Iterable
import rclpy
from geometry_msgs.msg import PoseStamped, TwistStamped
from rclpy.node import Node
from std_msgs.msg import Bool
from xr_rm_interfaces.msg import XrController
@ -70,6 +71,11 @@ class SingleArmVelocityTeleop(Node):
self.declare_parameter("command_mode", "velocity")
self.declare_parameter("canfd_trajectory_mode", 2)
self.declare_parameter("canfd_radio", 0)
self.declare_parameter("enable_tool_control", True)
self.declare_parameter("configure_peripheral_on_connect", True)
self.declare_parameter("peripheral_config_file", "")
self.declare_parameter("peripheral_arm", "")
self.declare_parameter("tool_command_topic", "")
self.declare_parameter("debug_topic_prefix", "/xr_rm")
self._arm_name = str(self.get_parameter("arm_name").value)
@ -107,6 +113,7 @@ class SingleArmVelocityTeleop(Node):
self._adapter = self._make_adapter()
self._adapter.connect()
self._setup_tool_control()
debug_ns = f"{self._debug_topic_prefix}/{self._arm_name}"
self._current_pose_pub = self.create_publisher(PoseStamped, f"{debug_ns}/current_pose", 10)
@ -148,6 +155,42 @@ class SingleArmVelocityTeleop(Node):
canfd_radio=int(self.get_parameter("canfd_radio").value),
)
def _setup_tool_control(self) -> None:
if not self._bool_parameter("enable_tool_control"):
return
peripheral_arm = self._peripheral_arm_name()
config_file = str(self.get_parameter("peripheral_config_file").value)
if self._bool_parameter("configure_peripheral_on_connect"):
self._adapter.configure_peripheral(config_file, peripheral_arm)
topic = str(self.get_parameter("tool_command_topic").value).strip()
if not topic:
topic = f"{self._debug_topic_prefix}/{self._arm_name}/tool_enable"
self.create_subscription(Bool, topic, self._on_tool_command, 10)
self.get_logger().info(f"{self._arm_name} 工具控制已启用,监听:{topic} (true=open, false=close)")
def _on_tool_command(self, msg: Bool) -> None:
open_tool = bool(msg.data)
action = "open" if open_tool else "close"
try:
self._adapter.set_tool_enabled(open_tool)
except Exception as exc:
self.get_logger().error(f"{self._arm_name} tool {action} failed: {exc}")
return
self.get_logger().info(f"{self._arm_name} tool {action} command sent")
def _peripheral_arm_name(self) -> str:
configured = str(self.get_parameter("peripheral_arm").value).strip().lower()
if configured:
return configured
arm_name = self._arm_name.lower()
if arm_name.startswith("left"):
return "left"
if arm_name.startswith("right"):
return "right"
return arm_name
def _on_controller(self, msg: XrController) -> None:
self._last_msg = msg
self._last_msg_time = self.get_clock().now()