A stepper motor is a motor that converts electrical pulse signals into corresponding angular or linear displacements. The output angular or linear displacement is proportional to the number of pulses input, and the speed is proportional to the pulse frequency. Therefore, stepper motor is also called pulse motor. Compared with servo motor, stepper motor can realize the position working mode control motor under the open-loop condition, and it is one of the most widely used control motors because of its simple control and drive, and low cost. In nearly 20 years of research and development and production practice, RB Motor has rich knowledge and product management ability in different fields of stepper motor design and control elements, and now RB Motor not only have nearly 100 series, slightly more than 6000 specifications of products, but also can quickly start customization service according to customer application conditions and requirements. Purchase advice: if the motor working speed is lower than 800RPM and the position accuracy requirement is high, when the output torque is large but the torque pulsation is low, please consider making the combined hybrid stepper motor; if the speed is higher (lower than 3000RPM) and the output torque is not high, please consider using the permanent magnet stepper motor.
A brushless DC motor (BLDC) is an electric motor powered by DC voltage and commutated electronically, rather than by brushes as in a traditional DC motor. The most prominent difference compared to traditional DC motors is the type of commutator. BLDC motors use Hall sensors that are capable of electronically feeding back rotor position information. When paired with an encoder, BLDCs can also be used in applications where precise positioning is required. BLDC can be constructed with the rotor on the inside ("inner rotor") or with the rotor on the outside of the winding ("outer rotor"). The number of windings used in a brushless motor is called the number of phases. Although brushless motors can be constructed with different numbers of phases, three-phase brushless motors are the most common. By optimizing the design and structure of the three-phase BLDC,RB Motor has been able to provide the motor with superior speed regulation performance, as evidenced by good control performance, wide speed regulation range, good low speed performance, smooth operation, high efficiency, and extremely wide range of applications from industrial to residential.
Brushed DC motor, there are two major parts: stator and rotor, stator with magnetic poles and rotor with windings. After energized, the electrical energy from DC power supply enters the armature winding through brushes and commutator, and the magnetic field generated by armature current interacts with the main magnetic field to produce electromagnetic torque, which makes the motor rotate and drive the load. Advantages of Brushed BD Motor: high energy efficiency, easy control and simple drive, mature technology and wide application, low economic cost. It can be widely used in industrial control, printers, cutting machines, intelligent robots and other fields.
Core-less Motor using mechanical commutation, the magnetic pole does not move, the coil rotates. When the motor works, the coil and commutator rotate, the magnet and carbon brush do not rotate, and the alternating change of coil current direction is done by the commutator and brush that rotate with the motor. The core-less rotor, also called hollow shaft rotor, is adopted. This novel rotor structure completely eliminates the power loss caused by the formation of eddy currents in the iron core. Because there is no iron loss, its efficiency is higher than that of ordinary miniature DC motors, and its coil is the rotor, which has a small rotational inertia and is easy to control.
86-20-28245105
wdli@rbmotor.com.cn
86-20-28245105
wdli@rbmotor.com.cn
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