YZS Vibrating Motors

How does a vibrating motor work?

Basic electromagnetic principle:

A vibrating motor is essentially a special type of motor that follows the principle of electromagnetic induction of general motors. When a three-phase alternating current is introduced to the stator windings, a rotating magnetic field is generated. The magnetic field of this magnetic field lines the rotor conductor, and according to the law of electromagnetic induction, an induced electromotive force is generated within the rotor conductor. Since the rotor conductor is in a closed loop, an induced current passes through the rotor conductor under the action of induced electromotive force. The current-carrying rotor conductor is subjected to an electromagnetic force in a rotating magnetic field, which forms an electromagnetic torque on the rotor shaft and drives the rotor to rotate in the direction of the rotating magnetic field.

Eccentric Blocks Generate Excitation Force:
At both ends of the rotor shaft in the vibrating motor, a set of eccentric blocks is installed. When the rotor rotates at high speed under the drive of the electromagnetic torque, the eccentric blocks rotate along with the rotor. Since the center of gravity of the eccentric blocks does not coincide with the center of the rotational axis, centrifugal force is generated during the rotation.

Vibration Transmission:
This centrifugal force is the excitation force generated by the vibrating motor. Under the action of the excitation force, the vibrating motor itself produces vibrations, which are transmitted through the motor base or other connecting components to the mechanical equipment connected to it, such as vibrating screens, vibrating feeders, vibrating conveyors, etc. These vibrations cause the working parts of the equipment to vibrate, thereby achieving processes such as material screening, conveying, feeding, and grinding.

 

What you should know when using a vibrating motor?

Cleaning and Protection

Daily cleaning: After stopping the motor, remove dust and oil stains from the motor's surface to avoid clogging the cooling vents.

Protective cover inspection: Ensure the protective cover is intact to prevent foreign objects from damaging coils or fans.

Environmental adaptation:

Humid environments: Install moisture-proof heaters or use motors with an IP55 or higher protection rating.

Corrosive environments: Regularly apply anti-corrosion coatings or use motors made of stainless steel.

Monitoring Operating Conditions

Temperature monitoring:

The bearing temperature should be ≤75°C (ambient temperature at 40°C), and the shell temperature rise should be ≤80K.

Use an infrared thermometer to check periodically. If an abnormal temperature rise is detected, stop the motor for inspection.

Vibration and noise:

Unusual sounds may indicate bearing damage or eccentric block misalignment.

If the vibration amplitude is abnormal, check if the eccentric block angle is consistent and calibrate the balance.

 

 

 

Different angles of excitation force
Adjustable eccentric block rotation angle	0°	60°	90°	120°
Excitation force	F	0.86F	0.707F	0.5F

 

 

 

 

 

 

 

 

 

 

Hot Tags: YZS Vibrating Motors, China, suppliers, manufacturers, factory, wholesale, price