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

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Maintenance methods for starter armature

Release Time:

2023-03-31

   Starter armature It is an important part of the car engine. Its condition reflects the running condition of the car engine. Therefore, detecting whether there is a fault in the starter armature is an important part of car maintenance. There are several methods to detect whether there is a fault in the starter armature:

  1. Check the degree of wear of the armature when the engine starts: Since the starter armature will be worn when the engine starts, the degree of wear of the armature when the engine starts can be checked. If the surface of the armature is found to be excessively worn, it may be a sign of a fault in the armature.

  2. Check the sound emitted when the engine starts: If the engine makes an abnormal sound when it starts, it may be a sign of a fault in the armature. Normally, the engine only makes a slight humming sound when it starts. If it makes other abnormal sounds, it indicates that there may be a problem.

  3. Check for leaks during engine operation: Wear of the starter armature can cause engine oil leakage. Therefore, when the engine is running, check whether the engine is leaking oil. If oil leakage is found, it indicates that there may be a problem.

  The maintenance of the starter armature is an important factor in the running condition of the car engine. Therefore, the starter armature needs to be regularly maintained to ensure its normal operation. The main points of maintaining the starter armature are:

  1. Regularly check the degree of wear of the starter armature: Since the starter armature will be worn when the engine starts, it is necessary to regularly check the degree of wear of the starter armature. If obvious wear is found on the surface of the armature, a new armature can be replaced in time.

  2. Regularly check the level of the engine coolant: Since the level of the engine coolant will affect the normal operation of the starter armature, it is necessary to regularly check the level of the engine coolant to ensure the normal operation of the engine coolant.

  3. Regularly change the engine oil: The quality of the engine oil will directly affect the normal operation of the starter armature. Therefore, it is necessary to regularly change the engine oil to ensure the quality of the engine oil. The correct method is: Before changing the engine oil, professional equipment should be used to extract the engine oil, and then new oil should be replaced. This can ensure the quality of the engine oil.

  The above are the methods for detecting and maintaining the starter armature. Only correct detection and maintenance can ensure the normal operation of the starter armature and thus ensure the normal operation of the car engine.

  To check the starter armature, preparatory work must be carried out first, the necessary tools must be prepared, and the safety of the environment must be ensured. The main tools to be prepared include: pliers, screwdrivers, cleaning towels, etc.

  1. Open the engine hood and check the starter armature; if the armature is found to be loose, it indicates a problem and needs to be tightened.

  2. Check the grounding of the armature to ensure good contact between the armature and the ground wire to ensure current flow.

  3. Check the distance between the armature and the engine bearing to ensure that the distance is appropriate to avoid wear.


Starter armature

01-03

2023

What are the structural hotspots of a starter armature?

The starter armature moves the entire armature through the magnetic force of the magnetic poles, causing the drive gear to mesh with the flywheel gear ring. The armature of the starter is offset from the magnetic pole by a certain distance under the action of the reset spring, and the commutator is relatively long. The starter housing is equipped with an electromagnetic switch. Its magnetizing coil is controlled by the starter switch S. The movable contact is the contact bridge. The upper end of the contact bridge is longer and the lower end is shorter, so the starter circuit can be connected in two stages. The starter has three magnetic field windings. Among them, the main magnetic field winding with fewer turns is made of flat copper bars, and the other two fine wire windings are the series auxiliary magnetic field winding and the parallel auxiliary magnetic field winding (also called the holding coil). The starter one-way clutch generally uses a friction plate clutch. The working process of the starter armature is divided into two stages. The series auxiliary excitation winding mainly works in the first stage, and in the second stage it is almost short-circuited due to being in parallel with the main excitation winding; the parallel auxiliary excitation winding works in both stages, which not only increases the magnetic force attracting the armature, but also limits the no-load speed. (1) Engagement When the starter switch S is turned on, the electromagnet generates suction to attract the contact bridge. However, because the pawl rests against the blank, the contact bridge can only close at the upper end, and the series and parallel auxiliary magnetic field winding circuits are turned on. The current circuit is:

12-21

2022

Starter armature: What is an armature?

The starter armature manufacturer states that motors play a key and crucial role in the process of achieving mutual conversion between mechanical energy and electrical energy. For generators, it is the component that generates electromotive force, such as the rotor in a DC generator and the stator in an AC generator; for motors, it is a component that generates electromagnetic force, such as the rotor in a DC motor. The starter armature manufacturer states that the armature is the relative motion of the coil relative to the magnetic field of the coil-carrying component in the motor. In a generator, an induced electromotive force is generated in a forced rotating coil to generate electricity. In a motor, the energized coil is subjected to Ampere force in the magnetic field, causing it to rotate in the magnetic field. In the mid-19th century, the term "armature" was early used for inductors, i.e., holders of magnets. Part of an alternator or related equipment can be represented by any mechanical or electrical aspect. Although these two sets of terms are clearly separated, they are often used interchangeably, or a combination of mechanical and electrical terms is included. This can cause confusion when using composite motors such as brushless alternators, or when talking to people accustomed to using different configurations of motors. The starter armature manufacturer states that in most generators, the field magnet is rotating and is part of the rotor, while the armature is stationary.

12-12

2022

Starter armature: armature knowledge points

The armature manufacturer states that the armature plays a key and crucial role in the process of converting mechanical energy and electrical energy into each other. For generators, it is the component that generates electromotive force, such as the rotor in a DC generator and the stator in an AC generator; for motors, it is a component that generates electromagnetic force, such as the rotor in a DC motor. The armature is the part of a motor that has coils, and the coils move relative to the magnetic field. In a generator, an induced electromotive force is generated in the forced rotating coil to generate electricity. In a motor, the energized coil is subjected to the Ampere force in the magnetic field, causing it to rotate in the magnetic field. The armature manufacturer states that 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 composed of a stationary armature and a rotating magnetic field or a rotating armature and a stationary magnetic field. The pole shoes and moving iron parts of permanent magnets or electromagnets and solenoids (especially when the latter are used as switches or relays) can also be called armatures. The armature manufacturer states that armatures are divided into two categories: DC armature windings and AC armature windings. They are used in DC motors and AC motors respectively. Including the armature core and the armature winding, the armature winding is the circuit part of the DC motor,

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