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Operation of carbon brushes for electric tools

Operation of carbon brushes for electric tools

The carbon brush of the electric tool of the motor and the carbon brush of the generator are also collectively called the carbon brush of the motor or the carbon brush of the motor power tool. Commutator is composed of brush and commutation ring, carbon brush is a kind of brush. Because of the rolling of the rotor, the brush always conflicts with the commutation ring, and the spark erosion will occur at the moment of commutation, so the brush is a vulnerable part in the DC motor.

08-25

2021

The nature grade and adjustment method of carbon brush

The nature grade and adjustment method of carbon brush

The spark nature of spark grade determines whether the unit can run 0 normal operation without spark 1 about 1/4 of the carbon brush has no harm to the successive operation of the carbon brush due to a small part of its small cremation points. therefore, it is considered that there is no spark reversal in practice, and about half of the carbon brushes are allowed to have fine sparks 3 all or most of them show black marks on the slip ring and traces on the carbon brush during the successive operation, this spark is allowed to exist when temporarily overloaded and starting to change direction, begging to stop and deal with all carbon brushes to generate considerable sparks. It is not allowed to work. It is not allowed to run the carbon brushes of the motor and the carbon brushes of the generator, which are collectively called motor carbon brushes or motor brushes.

08-25

2021

Recommendations for daily maintenance of carbon brushes

Recommendations for daily maintenance of carbon brushes

Maintenance opportunities It is recommended that the key components and carbon brushes of the regulator be stopped for inspection and maintenance every three months. 2 Maintenance methods to check whether the carbon brush holder is loose, whether the carbon brush is in the same plane, the same straight line, whether the contact is excellent, showing any kind of situation should be replaced in time, otherwise, it will affect the normal operation and service life of the voltage stabilizer. If it is found that the carbon brush is worn too fast, check whether the coil of the column regulator is smooth and clean, whether there is a flash point; whether the load current is too large.

08-25

2021

Carbon brush replacement should pay attention to matters

Carbon brush replacement should pay attention to matters

Carbon brush replacement is a dangerous job, therefore, when changing the carbon brush, we should pay attention to some details, how to judge whether the carbon brush needs to be replaced? There is no specific time limit for carbon brush wear, generally the height of the carbon brush body 1/3; carbon brush generally has a lot of replacement methods, there are a lot of things to pay attention. When changing carbon brushes, two people need to start changing at the same time, but two people cannot work at the same time, because one person needs to supervise and one person operates.

08-25

2021

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Changsha Aobo Carbon Co., Ltd.

Dedicated to provide customers with quality products and timely and thoughtful service

Contact Information

Tel/Fax: 0086-731-8667-7348

Mob/Whatsapp: 0086-153-9993-0910

Email: cscarbonbrush@aliyun.com

Add: No.428,Chujiahu Rd, Laodaohe Town, Kaifu Industry District, Changsha, Hunan, China.

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