Coreless Gear Motor
A coreless gear motor is an electric motor that uses a rotor without an iron core. Instead, the rotor consists of a fine wire coil. This design reduces the moment of inertia, making the motor lighter and more efficient.
Coreless gear motors are known for their high performance, offering advantages like high torque, speed, and precision. Their compact and lightweight design makes them ideal for applications needing fast, precise movements, such as robotics, model making, medical devices, and automation systems.
We also offer drivers as an option, making this product ideal for small applications like pipettes, spectrophotometers, sample pretreatment platforms, precision balances, micro diaphragm pumps, and other analytical equipment.

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The Technology Of Coreless Gear Motor
Coreless gear motors incorporate gears to provide torque and control speed while maintaining the advantages of the coreless design. The gears in a coreless gear motor work by reducing the speed of the rotor and increasing the torque output, enabling the motor to perform in applications that require precise movement or higher force in a compact package.
In the coreless gear motor setup, the gears are typically made of durable materials such as plastic, metal, or a combination of both. The reduction ratio between the gears determines the output speed and torque. By adjusting the gear ratios, these motors can achieve the desired performance characteristics for various applications, such as robotics, medical equipment, and small machinery.
The gears in these motors are often part of a planetary gearbox or another reduction system. This gear system distributes the load evenly across multiple gears, increasing the efficiency of the motor and allowing for smoother operation. Since the coreless motor already has a lightweight rotor design, the addition of gears allows for high precision and torque without compromising on weight or performance.

Advantages of Coreless Gear Motors

High Efficiency
The mini coreless gear motor has no iron core, making the rotor lighter with lower inertia. This allows for quick starts and stops, improving overall efficiency.
High Torque
Fine wire coils in the rotor ensure even current distribution. This design delivers stronger torque output.
High Speed
A lightweight rotor allows for faster rotation, enabling rapid motion and response.
High Precision
Its compact build supports precise motion control, ideal for applications needing accuracy in tight spaces.
Common Gear Motor Designs
Regardless of the chosen gearmotor technology, several standard form factors and design considerations are widely used across different industries. Here are a few examples that can help define your ideal solution.
Exposed Frame

Approximately one-third of our designs feature an exposed structure, mainly when the gearbox frame is square or rectangular in shape.
Sealed Frame

Some gearbox designs are round, which allows for easier coverage of the gears. The primary advantage of this design is that it helps keep debris out.
Fold-Back

If space is limited in length, consider using a fold-back gearbox. Alternatively, a non-concentric offset gearbox shaft could be an option.
Shaft Customizations

Certain applications require specialized shafts. Options such as extended or shortened shafts, d-cuts, keyway cuts, location holes, and threaded shafts can all be accommodated.
Clutches and Braking Mechanisms

Clutches allow the gearbox to be separated from the application, while mechanical brakes can secure the gearbox shaft in a stationary “park” position.
Advanced Motion Control Systems

While precise movement is often required, motion controllers can also play a crucial role in prolonging the lifespan of gear motors by optimizing their operation.
Why Choose TSL?
We are here to assist you throughout the entire process, from prototype development to large-scale, cost-efficient mass production.

Founded in 2009, TSL Motors has been at the forefront of micro DC motor design and manufacturing. With ISO 9001, ISO 14001, and ISO 45001 certifications, TSL is committed to delivering high-quality products that meet international standards.
We offer a wide range of motor solutions, including coin vibration motors,ERM vibration motor, coreless DC motors, Stepper DC Motors,LRA vibration motors, BLDC motors,Brushed DC Motors,Planetary Gear Motors,Spur Gear Motors ,Worm Gear Motor,etc. Our motors are engineered to be cost-effective, reliable, and customizable, catering to various applications across diverse industries.
At TSL, we strive to provide our valued customers with innovative solutions tailored to their specific needs.
Designing motors and mechanisms for a diverse array of industrial, medical, and consumer applications.
Our skilled sales engineers are adept at quickly grasping your unique requirements and offering tailored services. These custom services encompass motor performance parameters such as rated voltage, speed, and current, along with additional features like connectors, wire lengths, rubber boots, plastic/metal capsules, brackets, and spring contacts.
We provide comprehensive support, including detailed drawings and specifications, throughout the entire process from prototype development to mass production.

Our motor manufacturing process is designed to be flexible, enabling us to accommodate both large-scale production and specialized, high-value custom builds to meet diverse customer needs.

We use in-house designed dynamometers to thoroughly test and validate every sample and production batch, ensuring the highest standards of quality and performance.

TSL Motor is an ISO 9001:2015 certified company, committed to ensuring that each motor meets your precise specifications and performance standards. We have developed a comprehensive after-sales support system, offering prompt responses to customer inquiries and addressing any issues or needs that may arise. Our commitment doesn’t end with delivery—we are here to support you every step of the way.

Applications Of Coreless Gear Motors
Coreless gear motors are commonly used in the following areas:

Model Making
Perfect for powering model aircraft and vehicles, these small motors offer high speed and reliable torque in compact builds.


Robotics
Micro coreless gear motors are ideal for robotic joints, delivering fast response and strong torque for smooth, dynamic movements.

Medical Devices
Used in surgical robots and precision instruments, coreless gear motors enable accurate position control in critical medical applications.

Automation Equipment
These motors support precise motion in automated systems like smart doors, curtains, and vending machines, enhancing performance and efficiency.
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