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

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How to properly test a starter armature? Maintenance tips for starter armatures

Release Time:

2023-03-13

   Starter armature It is a key component in the process of converting battery energy into mechanical energy during car starting, and it is composed of many small parts. Due to its complex structure and working environment, its maintenance work is relatively complex, and correct detection must be ensured to guarantee its normal operation and long life.

  I. Correct methods for detecting the starter armature

  1. Check the appearance of the starter armature to ensure that its rotating parts are not worn or deformed, the cable connectors are not damaged, the terminals are not discolored, the armature insulator is not damaged, and the armature body does not have abnormal temperature rise, etc.

  2. Use a professional testing instrument to test its internal circuit to ensure that its resistance value has not changed, the insulation has not been damaged, the brush bristle length has not been shortened, the brush contact surface has not been discolored, and the armature structure has not been deformed, etc.

  3. According to the test results, if any problems are found with the starter armature, a new armature should be replaced in time to ensure that the car can start normally, while avoiding engine damage and unnecessary loss of repair costs.

  II. Starter armature maintenance

  1. Regularly check the starter armature, especially after long-term parking of the car, the armature status should be checked in time, and if there are any abnormalities, a new armature should be replaced in time.

  2. When the car is running, the engine should be checked regularly. Diesel vehicles should pay attention to checking the fuel system to ensure that the engine is working normally, so as not to affect the service life of the starter armature.

  3. If an engine malfunction occurs during the driving process, the car should be stopped in a safe place as soon as possible to avoid the engine from stopping, which is not conducive to the normal use of the armature.

  4. Avoid unnecessary disassembly of the armature to prevent damage to the armature components.

  5. Regularly inspect the car, check the engine condition, ensure the normal operation of the armature, and maintain the normal use condition of the armature.

  The starter armature is a key component in the car starting process. Correct detection and maintenance are the key to ensuring its normal operation. Correct detection and maintenance are required to ensure its normal operation and avoid unnecessary losses.

  1. Testing the starter armature

  Before testing the starter armature, the engine circuit board should be tested first to ensure that it is intact, so that it can be determined whether there is a short circuit. Secondly, the internal wiring of the engine should be tested to ensure that there is no damage, so as to ensure the normal operation of the armature. Finally, the insulation of the engine armature should be tested to ensure that the armature has not been burned out, ensuring the normal operation of the armature.

  2. Maintenance of the starter armature

  The maintenance of the starter armature can be divided into the following aspects: First, when repairing, the engine circuit board should be checked to ensure that the circuit board is intact; secondly, the internal wiring of the engine should be checked to ensure that there is no damage; finally, the insulation of the engine armature should be checked to ensure that the armature has not been burned out. If the engine armature is found to be damaged, insulating material can be used to repair it.

  3. Installation of the starter armature

  The installation of the starter armature needs to be carried out according to certain steps. First, the armature should be installed on the engine, and ensure that they are in full contact to ensure the normal operation of the armature; secondly, before installing the armature, the wiring on the armature should be connected to the engine to ensure the correct installation of the armature; finally, after the installation is completed, the connection of the armature should be checked to ensure the normal operation of the armature.

  4. Replacing the starter armature

  If the starter armature is found to be damaged, a new armature can be used for replacement. First, the damaged armature should be removed, and then the new armature should be installed on the engine; secondly, before installing the new armature, the wiring on the armature should be checked to ensure that they are in full contact; finally, after the installation is completed, the connection of the armature should be checked to ensure the normal operation of the armature.


Starter armature

08-17

2022

How to identify automotive armature windings?

The armature winding of an automobile is the heart of the motor. Different motors, manufacturers, and processing technologies correspond to different winding styles. Different winding styles are chosen to achieve specific characteristics, such as simple structure, easy manufacturing and maintenance, and safe and reliable operation. The automobile armature winding, like the AC motor winding, has a significant potential difference between the edges of each coil for a specific number of conductors. It should save non-ferrous metals and insulating materials as much as possible, but it has unique characteristics. Through the connector between coils, the connection relationship must ensure good conversion. I. Characteristics and coil pitch of automobile armature winding The characteristics of automobile armature winding are usually represented by the number of slots, the number of coils, the number of commutator segments, and various coil pitches. Each coil has two coil sides, and each commutator segment connects coil sides and coil sides, so the number of coils S must be equal to the number of commutator segments K (for example, S=K). 1. One pitch y1 The distance between the two coil sides of each coil intersecting the armature surface is called the back coil pitch or one coil pitch of the winding, represented by the number of virtual slots intersected. 2. Two pitches y2 In two coils connected by the same translation layer section, the distance between the bottom coil side of one coil and the top coil side of the other coil from the armature surface is called the front coil pitch or two coil pitches,

08-11

2022

Induced electromotive force and current of automotive armature windings

The basic understanding is that when a current flows through the armature winding in a magnetic field, a force acts on the winding. A more advanced understanding is that when a current flows through the winding in a magnetic field, another magnetic field is generated, and the interaction between the two magnetic fields produces torque. From an electron's perspective, the current experiences a force in the magnetic field. The latter understanding is that two magnetic fields interact with each other. Generally understood as a magnetic field that generates induced electromotive force, and the current in the winding generates another magnetic field, and the interaction between the two magnetic fields generates torque. However, if the two are combined into one magnetic field, how this magnetic field generates torque needs to understand the tensor law. The magnetic force that generates the armature induced electromotive force is called the air gap magnetic flux line, and the magnetic chain is called the air gap magnetic flux line. The air gap magnetic flux line and the induced armature will reduce the frequency relationship, thereby reducing the pi/2 phase relationship. This is a very clear and measurable physical quantity. The relationship with the armature winding current is also obvious. There are two main types of flowing armature windings, used in DC motors and AC motors respectively. The armature consists of an armature core and an armature winding. The armature winding is the circuit part of a DC motor, and is the part that converts electrical energy by generating induced electromotive force and electromagnetic torque (a generator is the part that converts mechanical energy into electrical energy). The armature core is the electric

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The function of an automotive armature

The automotive armature is a core component in the process of converting mechanical energy and electrical energy in a motor. For generators, it is the component that generates electromotive force, such as the rotor and stator of a DC generator and the stator of an AC generator. For motors, it is the component that generates electromagnetic force, such as the rotor and stator of a DC motor. The automotive armature is the component of the motor that has coils, and these coils move relative to the magnetic field. In a generator, the rotating coils under force generate an induced electromotive force, thus generating electricity. In a motor, the coils are subjected to Ampere's force in the magnetic field, causing them to rotate in the magnetic field. In most generators, the field magnet is part of the rotating component, and the armature is stationary, part of the stator. Motors and generators can be composed of a stationary armature and a rotating magnetic field or a rotating armature and a stationary magnetic field. Permanent magnets or the polarized parts of electromagnets and the moving iron parts of solenoids (especially when the latter are used as switches or relays) can also be considered armatures. Composition of an automotive armature: Automotive armature windings are divided into two main categories: DC armature windings and AC armature windings. They are used in DC motors and AC motors respectively. The automotive armature consists of an armature core and armature windings. The armature windings are the circuit part of the DC motor, formed by...

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