Ranger Mini 3

Name: Ranger Mini 3
Brand: AgileX Robotics

Compact quadruped robot with integrated robotic arm

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The Ranger Mini 3 is a versatile quadruped robot platform developed by AgileX Robotics that integrates a 6-DOF robotic arm for mobile manipulation tasks. Designed for research, education, and industrial applications, it combines agile quadruped locomotion with precise manipulation capabilities. The robot features advanced sensing including LiDAR and stereo cameras, making it suitable for autonomous navigation and complex manipulation tasks in various environments.

Released: 2023

Overview

The Ranger Mini 3 represents AgileX Robotics' advancement in mobile manipulation robotics, combining a compact quadruped platform with an integrated 6-DOF robotic arm. This hybrid design enables the robot to navigate complex terrains while performing precise manipulation tasks, making it a versatile solution for research institutions, educational programs, and industrial applications requiring both mobility and dexterity.

Built on AgileX's proven quadruped locomotion technology, the Ranger Mini 3 features a robust mechanical design with IP54 protection, allowing operation in challenging indoor and outdoor environments. The integrated arm system extends the robot's capabilities beyond simple navigation, enabling tasks such as object manipulation, inspection, and interaction with the environment. The platform is designed with modularity in mind, supporting various payloads and sensor configurations to meet diverse application requirements.

With comprehensive ROS support and a developer-friendly SDK, the Ranger Mini 3 serves as an accessible platform for researchers and engineers working on mobile manipulation, autonomous systems, and human-robot interaction. Its compact form factor and advanced sensing capabilities make it particularly well-suited for laboratory research, warehouse automation pilots, and educational demonstrations of advanced robotics concepts.

Key Features

Integrated 6-DOF robotic arm: 600mm reach for versatile manipulation tasks with quadruped mobility
Advanced perception system: LiDAR and stereo camera integration for autonomous navigation and object recognition
Robust quadruped locomotion: Stable movement across varied terrains with 1.5 m/s maximum speed
IP54 environmental protection: Dust and splash resistance for indoor and outdoor operation
Comprehensive software support: Full ROS compatibility with developer SDK for rapid application development
Modular payload system: 10 kg capacity supporting various sensors and end-effectors
Compact design: 32.7 kg total weight balancing capability with portability

Applications

The Ranger Mini 3 is designed for applications requiring mobile manipulation in complex environments. In industrial settings, it can perform inspection tasks in manufacturing facilities, navigate warehouse environments for inventory management, and assist with light material handling operations. Research institutions utilize the platform for studies in mobile manipulation, autonomous navigation, and multi-modal sensing integration. The robot's combination of mobility and manipulation makes it valuable for security and surveillance applications where interaction with the environment is required.

Educational institutions leverage the Ranger Mini 3 as a teaching platform for advanced robotics courses, providing students hands-on experience with quadruped locomotion, robotic manipulation, and sensor fusion. The platform also finds applications in disaster response research, where the ability to navigate debris while manipulating objects is critical, and in agricultural robotics for tasks requiring both mobility across uneven terrain and precise interaction with plants or equipment.

Technical Highlights

The Ranger Mini 3's key technical achievement lies in its seamless integration of quadruped locomotion and robotic manipulation within a compact, unified platform. The robot's control system coordinates 12 degrees of freedom in the legs with 6 additional DOF in the arm, enabling sophisticated whole-body motion planning and dynamic stability during manipulation tasks. The sensor suite, featuring LiDAR and stereo cameras, provides rich environmental data for simultaneous localization, mapping, and object detection, all processed through an onboard computing platform optimized for real-time performance.

The mechanical design emphasizes both durability and precision, with IP54-rated protection ensuring reliable operation in challenging environments while maintaining the accuracy needed for manipulation tasks. The modular architecture allows researchers and developers to customize the platform with additional sensors, different end-effectors, or enhanced computing resources. AgileX's commitment to open software interfaces through ROS integration and comprehensive SDK documentation enables rapid prototyping and deployment of custom applications, making the Ranger Mini 3 a powerful tool for advancing mobile manipulation research and applications.