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Magnetic particle brake, also known as magnetic particle brake, this equipment is used for braking and braking, but it is not a brake used in automobiles, but for industrial machinery and equipment, such as: textile, papermaking, printing and dyeing, packaging, winding and unwinding and other machines. There are many models of magnetic particle brakes, which are used in different machines, such as: single-shaft magnetic particle brakes, inner shell rotating magnetic powder brakes, shell rotating magnetic powder brakes, micro magnetic powder brakes and frame-mounted magnetic powder brakes, which are more commonly used.
The working principle of magnetic particle brake:
Magnetic particle brake is a device that uses electromagnetic principles for braking and control. Its core part is the magnetic particle, when the current passes through the coil, a magnetic field is generated, so that the magnetic particle gathers under the action of electromagnetic force to form a medium that can effectively conduct force. By adjusting the magnitude of the current, the amount of braking force can be precisely controlled, so as to achieve smooth braking and starting of mechanical equipment.
Advantages of magnetic particle brakes:
1) Stepless speed regulation: By adjusting the size of the current, the viewer can achieve stepless speed regulation to meet different work needs.
2) Instantaneous braking: In situations where rapid stop or deceleration is required, the magnetic particle brake can respond quickly and provide instantaneous braking.
3) Low noise: Compared with the traditional braking system, the noise of the magnetic particle brake is lower, making it suitable for environments with noise requirements.
4) Simple maintenance: less mechanical part, less wear, low failure rate of magnetic particle brake, and relatively simple daily maintenance.
5) Excellent control: It can adapt to a variety of different working environments, especially in the scene of frequent start and stop.
As an emerging braking technology, magnetic particle brakes will play an increasingly important role in the future industry and commerce with their superior performance and wide application prospects.
With the continuous development of technology, magnetic particle brakes will surely bring us more possibilities in terms of meeting the needs of modern production and improving safety performance.
Specific application areas of magnetic particle brakes:
1) Machining industry
In milling, turning and other machining, magnetic particle brakes are used to control the start and stop of the spindle to ensure machining accuracy and work safety.
2) Automatic production line
In modern automated production lines, magnetic particle brakes can control the movement of conveyor belts or robotic arms in time to improve production efficiency.
3) Folding device and rolling equipment
In the production process of folding paper, rolling paper, etc., the magnetic particle brake ensures the stability and safety in the process of material transmission.
4) Medical devices
In medical devices, magnetic particle brakes are also used, such as X-ray machines, ultrasonic equipment, etc., to achieve safe and efficient control.
5) Textile industry: used for tension control and braking of textile machinery to ensure the stability of fabric production.
6) Printing industry: Achieve precise conveying and tension control in printing equipment to ensure printing quality.
7) Packaging industry: Provide stable operation and control in packaging machinery to ensure the efficiency of the packaging process.
8) Motor drive: In motor applications, magnetic particle brakes can be used to regulate speed and protect the motor.
The magnetic particle brake is in the state of power-on, the magnetic powder forms a magnetic powder chain and transmits torque, so if there is an abnormal noise, the possible reasons are as follows:
1) The installation screw of the magnetic particle brake is too long, which causes friction with the shell and makes abnormal noise; solution: choose the appropriate length of the installation screw;
2) The magnetic powder in the inner cavity of the magnetic particle brake is damp and agglomerates, and the magnetic powder chain cannot be formed after being energized, but the agglomeration rubs against the inner wall, making abnormal noise; solution: disassemble the magnetic particle brake, take out the damp magnetic powder to dry, or directly replace the new magnetic powder.
3) The bearing of the magnetic particle brake has foreign matter or damage, causing abnormal noise; solution: remove foreign matter between the bearings, and replace the bearings with new ones if they are damaged.


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