How to start learning PLC industrial robots

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How to start learning PLC industrial robots

以泉换泉

The introductory steps to learning PLC (Programmable Logic Controller) and industrial robots can be as follows:

1. Understand the basic concepts : First, understand the basic concepts of PLC and industrial robots, including their uses, working principles, structural composition, etc.

2. Learn the basics of PLC : Understand the basics of PLC, including input and output modules, PLC programming language (usually a language similar to ladder logic), etc. You can learn through books, online courses or training courses.

3. Master PLC programming : Learn PLC programming and master common instructions and programming techniques. Be familiar with the use of PLC software (such as Siemens' Step 7, Rockwell's RSLogix, etc.) and carry out practical projects, such as controlling simple robotic arms or conveyor belts.

4. Understand industrial robots : Learn the basic knowledge of industrial robots, including the structure, types, kinematics, etc. Understand the application areas and common control methods of robots.

5. Learn robot programming : Master the basic principles and methods of industrial robot programming, including position-based and path-based programming. Learn robot programming languages, such as ABB's RAPID and KUKA's KRL.

6. Practical projects : Deepen your understanding of PLC and industrial robots through practical projects. You can try to design and implement some simple automation control systems, such as assembly line control, material handling, etc.

7. Continuous learning and practice : Industrial automation technology is developing rapidly, and continuous learning and practice are very important. Pay attention to industry trends, learn new technologies and methods, and continuously improve your skills. You can continue to learn by attending training courses, participating in projects and practices, and reading industry books and papers.

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Learning PLC (Programmable Logic Controller) and industrial robots requires a systematic approach and steps. Here is a detailed guide to getting started:

1. Understand the basic concepts

1. PLC Basics :

   • Definition and Purpose : PLC is a digital computer designed specifically for industrial automation to control machinery and equipment.
   • Basic components : CPU (central processing unit), I/O modules (input/output), power modules, programming devices, etc.
   • Working Principle : Understand the PLC scan cycle (input sampling, program execution, output refresh).

2. Industrial Robot Basics :

   • Types and applications : such as articulated robots, SCARA robots, rectangular coordinate robots, etc., understand their applications in manufacturing, assembly, handling, etc.
   • Robot composition : robotic arm, drive system, controller, sensor and end effector (such as fixture, welding gun, etc.).

2. Learning Resources

1. books :

   • "PLC Programming and Application": covers PLC basic knowledge, programming methods and practical application cases.
   • "Industrial Robot Technology and Applications": Introduces the structure, control system and programming methods of industrial robots.

2. Online Courses :

   • There are many courses on PLC and industrial robots on platforms such as Coursera, Udemy, and edX.
   • For example, PLC programming and automation control courses, robot programming and application courses, etc.

3. Tutorials and Videos :

   • Look for relevant tutorial videos on video platforms such as YouTube. Many engineers and educational institutions share free PLC and robot programming instructional videos.

3. Practice tools and software

1. PLC programming software :

   • Siemens : Step 7 (TIA Portal)
   • Mitsubishi : GX Developer/GX Works
   • Omron : CX-Programmer
   • Schneider Electric : Unity Pro

2. Robot programming software :

   • Fanuc：Roboguide
   • ABB：RobotStudio
   • WHO：WHO Sim Pro
   • Universal Robots：Polyscope

3. Simulator :

   • Practice writing and testing code using virtual programming and debugging with PLC and robot simulators.
   • For example, Factory I/O (an industrial automation 3D simulator) and robotics virtual simulation tools.

4. Practical steps

1. Basic experiments :

   • PLC experiments : Start with simple experiments such as controlling lights, button inputs, and the use of timers and counters.
   • Robot experiment : Learn basic robot motion control, such as point-to-point motion, linear interpolation, circular interpolation, etc.

2. programming language :

   • PLC programming languages : Ladder Logic, Function Block Diagram, Structured Text, etc.
   • Robot programming language : each manufacturer's proprietary language, such as Fanuc's Karel, ABB's RAPID, KUKA's KRL, etc.

3. Comprehensive Project :

   • Small projects : such as simulating a factory production line, using PLC to control conveyor belts and robotic arms to perform simple handling and assembly tasks.
   • Medium projects : such as automated packaging systems, which combine PLC and robots to complete tasks such as product inspection, classification, and packaging.
   • Complex projects : such as multi-robot collaborative systems, which enable coordinated work between multiple robots to complete complex production tasks.

5. Further learning and development

1. Advanced Techniques :

   • Learn advanced programming and control techniques such as PID control, motion control, communication protocols (such as Modbus, Profinet, Ethernet/IP), etc.
   • Gain in-depth knowledge of Industrial Internet of Things (IIoT) and smart manufacturing technologies to integrate PLCs and robots into a wider smart manufacturing system.

2. Certification and Training :

   • Participate in certification training courses provided by manufacturers, such as Siemens' S7 certification, ABB's robot programming certification, etc., to obtain professional certification and enhance professional competitiveness.

3. Industry Applications :

   • Participate in actual industrial automation projects and understand the application requirements and solutions in different industrial fields.
   • Accumulate project experience and improve the ability to solve practical problems.

Summarize

Learning PLC and industrial robots requires a combination of theoretical knowledge and practical operation. By systematically learning the basic knowledge, mastering the relevant tools and software, and practicing through actual projects, you can gradually master the design, programming and application skills of PLC and industrial robots. With the development of technology and the deepening of its application, continuous learning and improvement of your skills will gain broader development prospects in the field of industrial automation and intelligent manufacturing.

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Learning PLC (Programmable Logic Controller) and industrial robots is one of the important skills for electronic engineers. Here are the steps to get started learning PLC industrial robots:

1. Understand the basic concepts : First, understand the basic concepts and working principles of PLC and industrial robots. PLC is a computer control system used for automated control, while industrial robots are automated machines used to perform various tasks.

2. Learn PLC programming : Learning PLC programming is the first step to get started. It is essential to master PLC programming languages (such as Ladder Logic, Structured Text, etc.) and the use of PLC programming software. You can learn through online tutorials, training courses or related books.

3. Understanding Sensors and Actuators : It is very important to understand how sensors and actuators work and how they interact with PLCs. Sensors are used to detect information such as the position, color, shape, etc. of an object, while actuators are used to perform various operations such as moving, rotating, gripping, etc.

4. Learning automation control theory : Learning automation control theory is the key to gaining a deep understanding of PLC and industrial robots. Understanding theoretical knowledge such as closed-loop control, PID control, and motion control is very important for designing and optimizing control systems.

5. Mastering industrial robot programming : Once you have mastered PLC programming, you can start learning industrial robot programming. Industrial robots usually use specialized programming languages, such as ABB's RAPID, KUKA's KRL, etc. It is necessary to learn these programming languages and master the motion control and path planning of industrial robots.

6. Practical projects : consolidate your knowledge through practical projects. You can try to design and implement some simple automation control systems, such as assembly line control, material handling, assembly operations, etc.

7. Continuous learning and improvement : Industrial automation technology is constantly evolving, so continuous learning and improvement are very important. Paying attention to industry trends, attending training courses, and participating in project practices are all good ways to improve your skills.

In short, learning PLC industrial robots requires continuous learning and practice, but once you have mastered these skills, you will be able to achieve great success in the field of automation control. I wish you good luck in your studies!