Overview
Coffee machines incorporate various types of motors, with the grinder motor being particularly critical—it directly impacts the quality of the brewed coffee. The grinder motor's output speed, torque, and power are key performance indicators for assessing grinding efficiency. Lihua Motor provides motor solutions for coffee grinders, offering products with optimized designs tailored to meet the functional demands of automatic coffee grinders. Today, let’s take a closer look at the performance of the coffee grinder motor solutions provided by Lihua Motor.
Working Principle of Coffee Grinders
In the market, coffee machines can be classified into fully automatic coffee machines and standalone coffee grinders. Regardless of the type, the core component remains the motor that drives the grinding burrs. In essence, a coffee grinder operates by using a motor to rotate blades or burrs at high speed, which crush the coffee beans into fine powder. The spacing between the blades directly influences the particle size. In reality, a coffee grinder is a type of powdering tool—an essential precursor to coffee extraction.
Lihua Motor's Coffee Grinder Motor Solution
Lihua Motor offers the RS-3050 model for coffee grinders—a DC motor with a 30mm diameter and available in 12V or 24V DC options. The RK-3050 adopts a 3-slot rotor structure, equipped with oil-impregnated bearings and capacitors. This model delivers a rated torque of up to 617 g.cm, providing powerful grinding force that significantly enhances the quality of the ground coffee.
In addition, the RK-3050 boasts a high speed of 3750 ± 375 rpm, which improves grinding efficiency while minimizing flavor loss. Testing reveals that the motor outputs a power of 2.26W, showcasing strong performance for its size.
This motor is custom-designed based on client requirements, with an optimized internal structure. It delivers stable performance, significantly improves energy efficiency, and prolongs operating cycles—effectively extending the overall product lifespan.
Lihua Motor’s Product Quality Assurance
At Lihua Motor, product quality is a top priority. Each motor undergoes meticulous inspection before leaving the factory. The company strives for perfection in every quality control step to ensure an optimal user experience.
Finished products go through a series of tests, including cogging torque testing, thermal adaptability, lifespan testing, and noise testing. Additionally, comprehensive motor performance testers are used to evaluate current, speed, and noise levels—ensuring each motor meets rigorous quality standards.
Beyond grinder motors, Lihua Motor also provides other drive solutions for coffee machines. Many automatic coffee machines include several transmission features requiring micro motors, which Lihua can supply. Liquid control mechanisms in coffee machines often utilize various types of pumps—and Lihua Motor offers customized motor solutions for these pump applications as well. If you’re seeking a DC motor solution tailored to your product, please contact Lihua Motor.
