Specializing in the design and manufacture of automotive motor armatures and stators.

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Manufacturing principle of brushless motor stator and rotor

Release Time:

2023-06-09

The brushless motor stator and rotor is a motor structure whose manufacturing principle is based on electromagnetic principles and motor manufacturing technology. This structure has higher efficiency and less mechanical wear compared to the traditional brushed motor stator and rotor structure, so it is widely used in various industrial fields such as wind power generation, electric vehicles, and drones. This article will provide a detailed introduction to the manufacturing principle of the brushless motor stator and rotor.

First, the brushless motor stator and rotor structure consists of two parts: the stator and the rotor. The stator contains several coils, which are made of conductors, while the rotor has permanent magnets or other magnets. The rotor and stator interact through a magnetic field to generate torque, driving the motor to work.

Secondly, in the manufacturing of the brushless motor stator and rotor, advanced manufacturing processes and materials are needed. The stator coils are generally made of copper wire, and the shape and number of coils are determined according to actual working needs. In order to ensure that the gap between the stator coils and the rotor is as small as possible, the distance between the stator and rotor is generally only a few millimeters.

Finally, during the motor manufacturing process, the stator and rotor need to be precisely processed to ensure their mutual matching accuracy. At the same time, the motor also needs to be finely assembled and tested to ensure its performance and quality.

Although the manufacturing principle of the brushless motor stator and rotor structure is relatively complex, its application is widespread, and it has become an important part of modern industry. Through reasonable design and manufacturing, the motor of this structure can have higher efficiency and longer service life, thus bringing more convenience and benefits to industrial production and people's lives.





Brushless motor stator and rotor

11-01

2022

Detailed explanation of the main function of an automotive armature?

Automobile armature manufacturers indicate that the armature is the component in the motor that houses the coil, and the coil's relative movement to the magnetic field. In a generator, an induced electromotive force is generated in the forced rotating coil, causing it to generate electricity. In a motor, the energized coil rotates in the magnetic field under the action of Ampere force. A part of an alternating current generator or related equipment can be represented in either mechanical or electrical terms. Although distinctly separate, these two sets of terminology are often used interchangeably or include a combination of a mechanical term and an electrical term. This can cause confusion when using composite machines such as brushless AC generators, or when conversing between personnel accustomed to using differently configured machines. In most generators, the field magnet is rotating and is part of the rotor, while the armature is stationary and is part of the stator. Motors and generators can be constructed with a stationary armature and a rotating magnetic field or a rotating armature and a stationary magnetic field. The pole shoes of permanent magnets or electromagnets, and the moving iron parts of solenoids (especially if the latter are used as switches or relays) can also be called armatures. Automobile armatures have simple circuitry, low cost, and convenient operation. The disadvantages are high power loss, low efficiency, and reduced motor output. It achieves the conversion between mechanical energy and electrical energy.

11-05

2022

Precautions for using automotive armatures?

As a new type of energy-saving, CNC integrated motor, the automotive armature shoulders the important task of revolutionizing the existing motor structure to achieve the goal of more energy-saving and longer-life motor innovation. Below are some precautions for using an automotive armature. There are also some precautions when using an automotive armature. For example, before disassembly, use compressed air to blow away dust from the surface of the motor and wipe off surface dirt. Choose a working location for disassembling the motor and clean the site environment. It is also necessary to be familiar with the structural characteristics and maintenance technical requirements of the automotive armature. Only in this way can the necessary tools and equipment for disassembly be prepared. To further understand the defects in the operation of the automotive armature, if possible, an inspection test can be carried out before disassembly. To this end, the automotive armature is placed under load for a trial run, and the temperature, sound, vibration, etc. of each part of the motor are carefully checked, and the voltage, current, and speed are tested. Then, the load is disconnected, and a no-load test is performed separately to measure the no-load. Load current and no-load losses are recorded. After all this is completed, the power can be cut off, the external wiring of the motor can be removed, and records can be made. When using an automotive armature, a megohmmeter with a suitable voltage must be used to test the insulation resistance of the motor. In order to compare the insulation resistance value measured during the last inspection, the insulation of the automotive armature is judged

10-12

2022

What are the advantages of a fuel pump armature?

As everyone knows, this component plays a key and pivotal role in the process of converting mechanical energy and electrical energy in a fuel pump. For a generator, it is the component that generates electromotive force. Below, we will discuss the advantages of fuel pump armatures. The fuel pump armature is now the part of the motor that houses the coil, and the relative movement of the coil and the magnetic field. In fact, it is mainly a coil group, wound and connected according to certain rules. It is one of the main components that realize electromechanical energy conversion in an electric motor. The fuel pump armature is composed of single-turn or multi-turn coils, and each turn can also be wound with multiple parallel wires. It shows a coil placed in the slot. In particular, it should be able to generate sufficient induced electromotive force and allow a certain armature current to pass through, thereby generating the required electromagnetic torque and electromagnetic power. In addition, it should save non-ferrous metals and insulating materials. Of course, its structure is simple and its operation is reliable. Moreover, the fuel pump armature is composed of many coils (hereinafter referred to as components) connected according to certain rules. It is wound with high-strength enamelled wire or glass fiber-wrapped flat copper wire. It should be known that the coil sides of some different coils are embedded in the armature in two layers. Proper insulation must be provided between the coils in the slots and the iron core and the upper and lower coil sides. In order to prevent the centrifugal force from throwing the edges of the coils out of the slots, the slots are used with slots

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