With the improvement of people's living standards, more and more families will prepare a family hair clipper at home to cut their family members' hair in addition to going to the barber shop for styling. For example, cutting bangs, haircuts for children and the elderly, etc. Not only saves time but also saves money. So do you know how the electric hair clipper completes the high-speed reciprocating motion and cuts the hair? Just a little bit today.
The main working part of the hair clipper is the cutter head. The cutter head is composed of two rows of edged teeth that overlap up and down. Generally, the upper row is the moving knife, and the lower row is the fixed knife. The fixed knife is fixed during use, while the moving knife reciprocates at a high speed. The two cooperate with each other to cut the hair.
How does the moving knife complete the high-speed reciprocating motion? There are 3 types in the market.
Driven by an electromagnetic motor. It can also be said to be a magnetic oscillator. Almost all of the cheap electric hair clippers on the market use this type of motor. This type of motor is very simple in structure and has no moving parts. The motor consists of a spring and an electromagnet, which uses alternating current to form oscillations through the on-off of the electromagnet, which makes the blade vibrate back and forth. Usually the power available from an electromagnetic motor is relatively small, but for occasional use, it may be sufficient.
Driven by a pivot motor. A pivot motor is similar to an electromagnetic motor, but it uses two electromagnets and no springs. Using alternating current, the reciprocating motion of the blade is completed by switching on and off the electromagnets on both sides. Typically these types of clippers have lower blade speeds, but pivoting clippers produce at least twice the cutting force of magnetic clippers. So trimming wet hair while using it is easier. Generally professional hairdressers will use this.
Driven by a rotary motor. The power of this type of hair clipper comes from the rotating motor, and the motor and the cutter head are connected by an eccentric wheel, and the power is transmitted to the cutter head. The center of the eccentric wheel is connected to the motor output shaft, and the eccentric nail on the eccentric wheel is placed in the groove position of the cutter head, so that the circular motion of the motor is converted into the horizontal shearing motion of the cutter head through the eccentric wheel. Finally achieve the purpose of shaving. The rotary motor can use both AC and DC power, which allows it to be powered by batteries. Usually the price is higher, but it is more convenient to use and the quality is good.
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