RoArm-M3-S 5 + 1 DOF High-Torque Serial Bus Servo Robotic Arm Kit, Based On ESP32, 2-DOF Wrist Joint, Wireless Control, Compatible With LeRobot

RoArm-M3-S 5 + 1 DOF High-Torque Serial Bus Servo Robotic Arm Kit, Based On ESP32, 2-DOF Wrist Joint, Wireless Control, Compatible With LeRobot - 6 ST3215 + 1 ST3215HS Servo's

This is a 5+1 DOF smart robotic arm designed for innovative applications. It adopts a lightweight structure and has an effective load of 0.2kg when grabbing objects 0.5m away from the mechanical arm's origin, and it can be flexibly installed on various mobile platforms. Its 360° omnidirectional base movement range, combined with five flexible joints, creates a workspace with a diameter of up to 1m.

This joint direct drive design of the product improves repositioning accuracy while also enhancing structural reliability, and adopts innovative dual-drive technology to double the torque of the shoulder joint. The master control module: uses an ESP32 MCU and supports multiple wireless control methods, providing flexible control interfaces and a wide range of communication protocols, allowing the robotic arm to easily connect to various common devices. At the same time, it is also compatible with ROS2 and a variety of host computers, and supports a variety of wireless and wired communication methods.

The user-friendly cross-platform web application and simple and intuitive coordinate control mode greatly reduce the difficulty of use. Additionally, rich textual and video tutorials are provided to help you get started with learning and using this robotic arm quickly. At the same time, the RoArm-M3 series can also support the popular AI robotic arm project LeRobot, integrating its pre-training models, teaching datasets, and simulation environments to provide strong support for the research and development of deep learning, imitation learning, and reinforcement learning. By calling LeRobot's examples and algorithm library, developers can deploy intelligent algorithms to RoArm-M3 more quickly, further expanding the possibilities of innovative applications.

The RoArm-M3 series achieves an excellent balance in multiple dimensions such as lightweight, ease of use, scalability, and open innovation. It is a multifunctional robotic arm that integrates intelligent control, human-computer interaction, and customizable development. If you need a solution that is flexible, scalable, and easy to use, the RoArm-M3 series will be a good choice to help you achieve more innovation.

User Manual / Datasheet / Example Codes Etc.

Features

• Omnidirectional workspace: The 360° all-round rotating base with flexible joint movement creates a working space with a diameter of up to 1m to achieve all-round freedom of movement.
• Usability: Provides cross platform Web applications and coordinate control modes, reducing the difficulty of use and enabling users to easily operate robotic arms.
• Open source code: Open source the control code and communication interface documentation of RoArm-M3 robotic arm series, which is convenient for users to carry out secondary development.
• Joint direct-drive design: Using 12-bit high-precision magnetic encoder to obtain the joint angle makes the repositioning accuracy up to 0.088°, which improves the structure reliability.
• Dual-drive technology: Innovative dual-drive technology enhances the torque of the shoulder joint of the robotic arm and improves the overall loading capacity of the arm.
• Powerful master control module: Adopts ESP32 master control MCU, which supports multiple control interfaces and wireless communication protocols.
• Multi-platform compatibility: Compatible with ROS2 and a variety of host computers, supports a variety of wireless and wired communication modes, providing flexibility for different development and control needs.
• Rich tutorial resources: Provides rich graphic and video tutorials covering a wide range of functions to help users quickly get started learning and using the robotic arm, thus accelerating the realization of innovative applications.

Specifications

• DOF: 5 + 1
• Work space: Horizontal diameter: 1120mm (Max, 360° omnidirectional), Vertical: 798mm (Max)
• Operating voltage: 12V 5A power supply, supports 3S Lithium batteries (NOT included)
• Load capacity: [email protected]
• repositioning precision: ~ 5mm
• Servo rotation speed: 40rpm (no-load, no torque limit)
• Operating range: BASE-360°, SHOULDER-180°, ELBOW-225°, HAND-135°/270°
• Drive type: TTL Serial bus servo, direct-drive joint
• Servo numbers: 7
• Joint angle sensor: 12-bit 360° magnetic encoder
• Servo torque: 30KG.CM @12V, 20KG·CM @ 12V (EoAT)
• Joint feedback information: servo status, joint angle, rotation speed, joint load, servo voltage, servo current, servo temperature and servo working mode
• Main control: ESP32-WROOM-32
• Main control module features: WiFi, BT, Dual Core, 240MHz
• Wireless control mode: 2.4G-WiFi, ESP-NOW
• Wired control mode: USB, UART
• Manual operation mode: WEB control interface
• Host operation mode: UART / USB / WEB commands in JSON data format
• Host support: USB connection devices such as Raspberry Pi, Jetson Orin Nano, and PC.
• EoAT function: clamp function by default, can be changed as an additional degree of freedom
• LED power: ≤1.5W
• OLED screen size: 0.91inch
• Other functions: 2-ch 12V power supply switch, 9-DOF IMU
• Robotic arm weight: RoArm-M3-S: 973.5±15g
• table edge fixing clamp weight: 290±10g
• Supported table edge thickness of the clamp: 72mm
• Demo: 3D Cartesian coordinate system control (inverse kinematics control); Dynamic external force adaptive control; Joint angle control; Operating information feedback; FLASH files system operation; Steps recording and replaying; ESP-NOW control; Leading-Following mode (Hand guiding control); LED control; 12V power supply ON/OFF control; WiFi function settings; Set startup tasks; Serial bus servo settings; Feedback mode setting, etc. (Note: Please refer to the WIKI for more details)

Package Includes

Parameter Comparison Between RoArm-M3-S & M3-Pro

What's On Board

Dimensions