Unveiling The Six Core Systems Of Industrial Robots

Aug 08, 2025

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Industrial robots are key tools in modern manufacturing, capable of automatically performing various tasks, from welding to assembly, and even assisting in complex machining processes. Every day, industrial robots silently perform various tasks in factories and production lines. Have you ever been curious about what their internal world looks like?
The industrial robot system consists of six systems, namely the drive system, mechanical structure system, sensing system, robot environment interaction system, human-machine interaction system, and control system. Today, we will unveil the mystery of industrial robots and delve into their six core subsystems and how they work together.
Part 1: Drive System - Power Source for Robots
The drive system is the power source of industrial robots. This system provides the driving force for the various joints of the robot, enabling them to perform various actions. The driving system can be hydraulic transmission, pneumatic transmission, electric transmission, or a comprehensive system that combines them for application; It can also be directly driven or indirectly driven through mechanical transmission mechanisms such as synchronous belts, chains, wheel systems, harmonic gears, etc.
Part 2: Mechanical Structure System - Body Structure of Robots
The mechanical structure system is the body structure of industrial robots. It consists of a body, arms, and end effector, forming a multi degree of freedom mechanical system. The body part is similar to the skeleton of a robot, providing support, while the arm part includes the upper arm, lower arm, and wrist, used to perform various actions. The end effector is an important component directly mounted on the wrist, which can be a second-hand or multi finger claw, or various work tools such as welding guns, paint guns, etc.
Part Three: Perception System - Robot's Perception Organs
The sensory system includes internal sensor modules and external sensor modules, whose function is to obtain meaningful information from both internal and external environments. These intelligent sensors have improved the mobility, adaptability, and intelligence level of robots. They help robots perceive their surrounding environment, enabling them to adapt to different tasks and work environments.
Part Four: Robot Environment Interaction System, Achieving Connection with External Devices
The robot environment interaction system realizes the interconnection and coordination between industrial robots and devices in the external environment. This system can integrate industrial robots with other equipment into a functional unit, such as processing and manufacturing units, welding units, or assembly units. It can also integrate multiple robots, machine tools, part storage devices, etc. into a functional unit that performs complex tasks.
Part 5: Human Computer Interaction System - Contact with Operators
The human-machine interaction system allows operators to participate in robot control and communicate with the robot. This system includes instruction setting devices and information display devices. Through this system, operators can interact with robots, provide instructions, monitor their operating status, and ensure safe and effective work.
Part 6: Control System - Command Center of the Brain
The control system is like the brain of a robot, controlling its movements and functions based on the robot's job instruction program and sensor feedback signals. This system can be divided into open-loop and closed-loop systems. If industrial robots do not have information feedback features, they are open-loop control systems; If it has feedback characteristics, it is a closed-loop control system. According to different control principles and motion forms, point control and trajectory control, as well as adaptive and artificial intelligence control systems, can be achieved.
By delving into these six core systems, we can better understand how industrial robots play a critical role in modern manufacturing, performing various complex tasks and improving production efficiency and quality. The collaborative work of these systems makes industrial robots an indispensable part of the manufacturing industry.