High-torque Serial Bus Servo, RoArm-M2-S Desktop Robotic Arm Kit, Based On ESP32, 4-DOF

High-Torque Serial Bus Servo, Desktop Robotic Arm Kit, Based On ESP32, 4-DOF, Supports Flexible Expansion And Secondary Development, Wireless Control - With Power Adapter

RoArm-M2-S is a 4DOF smart robotic arm designed for innovative applications. Adopts lightweight structure design with a total weight of less than 850g and an effective payload of [email protected], it can be flexibly mounted on various mobile platforms. Adopts a 360°omnidirectional base combined with three flexible joints to create a workspace with a 1-meter diameter.

The joint direct-drive design enhances repositioning precision and also improves structural reliability, with innovative dual-drive technology doubling the shoulder joint torque. The onboard ESP32 MCU main control module supports multiple wireless control modes and provides control interfaces and rich communication protocols for easily connecting to various devices.

Provides a user-friendly and cross-platform WEB application that integrates a simple and visualized coordinate control mode, making it easier to get started. Comes with rich graphic and video tutorials to help you learn and use it quickly. Compatible with ROS2 and various host computers, supports various wireless and wired communication modes. Comes with an expansion plate, and supports customizing the EoAT (End of Arm Tooling) to meet innovative application requirements.

RoArm-M2-S achieves an excellent balance between lightweight, user-friendliness, expandability, and open innovation, it is a multifunctional robotic arm that integrates intelligent control, human-machine interaction, and customizable development. Ideal for applications that require a combination of flexibility, expandability, and user-friendliness.

User Manual / Datasheet / Example Codes Etc.

Features

• Expandability : Comes with various expandable components, and supports multifunctional EoAT (End of Arm Toolings) customization to meet different innovative application needs.
• Omnidirectional Workspace : The base, with 360° rotation, combined with flexible joint movements, creates a workspace with a diameter of up to 1 meter, enabling versatile movement in all directions.
• Easy to use : Offers cross-platform web applications and coordinate control modes to reduce user difficulties, making it easy for users to operate the robotic arm.
• Open-source Code : The control code and communication interface documentation for RoArm-M2-S are open-source, facilitating secondary development for users.
• Lightweight Structure : Utilizes carbon fiber and 5052 aluminum alloy, resulting in a body weighing less than 850g, making it easy to install on various mobile platforms.
• Direct-Drive Design : Uses 12-bit high-precision magnetic encoders to obtain joint angles, ensuring a repeat positioning accuracy of 0.088°, thereby enhancing structural reliability.
• Dual-Drive Technology : Innovative dual-drive technology increases the torque of the robotic arm's shoulder joint, improving the overall load capacity of the robotic arm.
• Powerful Main Control : Utilizes the ESP32 main control MCU, supporting various control interfaces and wireless communication protocols.
• Multi-platform Support : Compatible with ROS2 and various host computers, supporting multiple wireless and wired communication methods, providing flexibility for different development and control requirements.
• Rich Tutorials : Offers rich graphic and video tutorials covering various functionalities to help users quickly get started and use the robotic arm, thereby accelerating the realization of innovative applications.

Specifications

• DOF : 4
• WORK SPACE : Horizontal diameter: 1090mm (Max, 360° omnidirectional), Vertical: 798mm (Max)
• OPERATING VOLTAGE : 12V 5A power supply, supports 3S Lithium batteries (NOT included)
• LOAD CAPACITY : [email protected]
• REPOSITIONING PRECISION : ≈±4mm (under the same load)
• SERVO ROTATION SPEED : 40rpm (no-load, no torque limit)
• OPERATING RANGE : BASE-360°, SHOULDER-180°, ELBOW-180°, HAND-135°/270°
• DRIVE TYPE : TTL Serial bus servo, direct-drive joint
• SERVO NUMBERS : 5
• JOINT ANGLE SENSOR : 12-bit 360° magnetic encoder
• SERVO TORQUE : 30KG.CM @12V
• 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/ESP-NOW*/HTTP communication via JSON data format commands (* it does not support obtaining feedback information if using ESP-NOW communication)
• HOST SUPPORT : USB connection devices including 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 : 826 ±15g (not including the table edge fixing clamp)
• TABLE EDGE FIXING CLAMP WEIGHT : 286 ± 10g
• SUPPORTED TABLE EDGE THICKNESS OF THE CLAMP : <72mm

Package Includes

Flexible Joints × Omnidirectional Space

Innovative Dual-Drive Technology Doubles The Shoulder Joint Torque

One-Click Automatic Recording Easy To Create Actions

Multiple Installation Methods For Integrating Into Your Application

Easy To Install Different Peripherals

Dimensions