Digital manufacturing transformation, from simple to complex automation
2019-06-17

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In the scenario of Industry 4.0, the factory is becoming more and more intelligent, all equipment, product components and staff will be networked, between equipment and equipment, between equipment and people, people and products will be real-time information transmission, based on transparent information flow, the factory manufacturing process will become more coordinated, and ultimately help enterprises to resolve risks and maximize profitability.

In recent years, with breakthroughs in the Internet of Things and sensor technology, data acquisition has become easier and easier with the use of wireless or wired networks to connect all roles in the factory. At the heart of Industry 4.0 is data, and managers across industries are using data analytics to see new opportunities. Big data analytics can increase production by 20% to 25% and reduce downtime by 45%.

In the manufacturing plant of the future, virtual computing and the real world are connected, and digital technology is used to subvert the manufacturing process, making everything controllable and adjustable. Digital production technology is probably the most disruptive technology likely to have a significant impact on manufacturing in the next 10 years.
Automate tasks from simple to complex

For a long time in the past, industrial robots can only perform simple or repetitive tasks, because it is just a programmed mechanical device, and the working mode is according to a fixed plan. Today, artificial intelligence and machine learning algorithms have made significant progress, based on the collection and analysis of large amounts of data and knowledge accumulation, machine systems have intelligence levels.

IBM's cognitive computing system Watson is a good example. Watson opens up a new computing model, which can collate and analyze large amounts of unstructured data to obtain answers to complex problems. The Watson system includes many innovations in information analysis, natural language processing and machine learning, which is an important scale for making computers intelligent.

Enabled by artificial intelligence, the robot gains more powerful capabilities. For example, when the AGV mobile robot carries out material handling in the factory, it scans and analyzes the surrounding environment in real time, draws the latest map for navigation, and can identify in time if the scene changes, bypass or stop, thus avoiding the occurrence of accidental collisions.
Virtual and real combination, using data to drive intelligent manufacturing

Intelligent manufacturing contains many parts, the first is the data, computing and connection part, including big data, Internet of things and cloud computing technology, all facilities in the factory have the function of networking, allowing the large-scale use of sensors for data collection, but also requires powerful storage, transmission and processing.

As long as the sensor or actuator is embedded in the physical object of the factory site, and can be wireless or wired network connection, it can easily collect the data of the lower level of the factory, the data will be passed to the computing center for analysis, and all the physical objects can or perceive their environment, and can communicate with each other.

Secondly, digital technology can be converted into physical operations, the main purpose is to reduce the cost of production, expand material selection and improve product accuracy and quality. For example, additive manufacturing is based on the complete inspection of digital models before 3D printing sanctions, which can avoid design errors and reduce material waste.

The same goes for advanced robotics, where robots can simulate simulation tests based on artificial intelligence, machine vision, and iot communication. The physical is transformed into the virtual world, and the virtual world can be used in the physical world.
Man-machine collaboration and interaction are constantly changing

Industrial robots can reduce the heavy tasks of human beings, create a better working environment for employees, and improve the efficiency of work, so how to make good use of robots, human-machine interaction will be a very important part. With the popularity of man-machine collaboration mode, there will be more and more demand for human-machine interaction, and the breakthrough of interaction technology will bring new opportunities.

In the future, the control of the robot will no longer stay in the command control of the teaching device, and it can interact with more ways through voice, movement and posture. For example, exoskeleton robots, robot hands that mimic human hands, etc., can be controlled by wearing gloves, and human hand movements are transmitted to the robot hand.

With the development of sensor technology, the future interaction technology will also undergo great changes, such as biometrics, thought control, etc., the communication between people and machines will become more and more easy, and it is even possible to turn the machine into a part of people, further enhance human capabilities, and achieve productivity improvement.

(Source: Control Engineering Network)

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