Knowledge

  • The main characteristics and application range of swing gates

    The main characteristics and application range of swing gates

    Swing gates are one of the most common pedestrian access control systems. They are typically installed at the entrances and exits of various businesses, residential communities, hospitals, schools, scenic spots, office buildings, libraries, train stations, and subway stations. Swing gates are use...
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  • What are the uses of a speed reducer? What are its other functions? In which fields is it mainly used?

    What are the uses of a speed reducer? What are its other functions? In which fields is it mainly used?

    A speed reducer is a mechanical device used to reduce the output speed of a high-speed rotating electric motor or engine while increasing its torque . It is widely used in various industrial transmission systems, such as those in machine tools, power, metallurgy, chemical, textile, printing and d...
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  • The “hidden skill” of a speed reducer: Besides slowing down speeds, what else can it do?

    The “hidden skill” of a speed reducer: Besides slowing down speeds, what else can it do?

      Speaking of speed reducers, Most people would think it is just “A device for slowing down and increasing the torque of a motor” Like applying the brakes to a speeding machine. But its abilities actually go far beyond that. It has many “hidden skills”. Silently ...
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  • Structure of a permanent magnet brushed DC motor

    Structure of a permanent magnet brushed DC motor

    Structure of a permanent magnet brushed DC motor         A magnetic DC motor mainly consists of a housing, stator, rotor, mechanical commutator, shaft, front and rear end covers, and bearings. The stator is constructed by embedding or bonding permanent magnet poles within the inner circle of th...
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  • Selection Method for DC Geared Motors

    Selection Method for DC Geared Motors

    Selecting a DC geared motor is a systematic project that requires comprehensive consideration of factors such as load, speed, and installation. The following are detailed selection steps and methods, with the core principle being to start with the end in mind and work backward from the load requ...
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  • Why does the shaft or rotor of an electric motor turn blue?

    Why does the shaft or rotor of an electric motor turn blue?

    Most readers are familiar with the term bluing, which is a process that involves heating steel or steel parts to a suitable temperature in air, steam, or chemicals to form a blue or black oxide film on their surface. For motor components, the blueing process is often not due to a special blueing ...
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  • Improve motor starting difficulties by adjusting load size.

    Improve motor starting difficulties by adjusting load size.

    A helpful netizen shared a case: A 37kW motor, using a star-delta reduced-voltage starter to drive a water pump, failed to start when the water supply was fully open, and the pump could not operate. Later, the water supply was turned off, and as the motor started, the water supply was gradually o...
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  • The structure and working principle of an automatic rotating table

    The structure and working principle of an automatic rotating table

    This is a detailed explanation of the structure and working principle of an automatic rotating table. An automatic rotating table, also known as an electric turntable or automatic turntable, functions by rotating at a set speed and direction under the drive of a motor, providing convenience for s...
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  • The types, usage, and maintenance of coffee bean roasters

    The types, usage, and maintenance of coffee bean roasters

    Okay, this is a very practical question. Understanding the types, usage, and maintenance of coffee bean roasters is key to ensuring roasting quality and machine lifespan. Part 1: Types of Coffee Bean Roasters They can be mainly classified according to their working principle and scale of use. Cla...
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  • Motor inspection tips

    Motor inspection tips

    We all know that motors are electromagnetic devices that realize the conversion or transmission of electric energy according to the law of electromagnetic induction. Motors are used in many fields. Its main function is to convert mechanical energy into electrical energy. At present, the most com...
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  • The motors of various car manufacturers are different. What are the differences between permanent magnet synchronous motors and AC asynchronous motors? What are their advantages and disadvantages?

    The motors of various car manufacturers are different. What are the differences between permanent magnet synchronous motors and AC asynchronous motors? What are their advantages and disadvantages?

    According to the 2021 global new energy brand sales data released by the CleanTechnica website: In 2021, the cumulative sales of new energy vehicles worldwide reached nearly 6.5 million , an increase of 108% over the same period last year . Tesla is far ahead with nearly one million units sol...
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  • About multifunctional electric forklift

    About multifunctional electric forklift

    An electric shovel is a kind of earthwork construction machinery widely used in highway, railway, building, hydropower, port, mine and other construction projects. It is mainly used for shoveling bulk materials such as soil, sand, lime, coal, etc., and can also be used for light shoveling and exc...
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