An orbital motor is a type of hydraulic motor that converts hydraulic fluid power into rotary motion, or shaft rotation. They are widely used in various mobile and industrial applications where precise control of speed and torque is required. Here's a breakdown of how they work and their common applications
Functioning Principle
Orbital motors use a gerotor design. This design involves two main components
An inner gear with an oval-shaped form (rotor)
An outer gear with matching teeth (stator)
As hydraulic fluid flows through the motor, it exerts pressure on the rotor's teeth, causing it to rotate around the stator.
The shape of the rotor and stator creates a continuous pressurized pocket of fluid that pushes the rotor, generating torque.
By controlling the flow and pressure of the hydraulic fluid, the speed and direction of the motor shaft's rotation can be precisely regulated.
Applications
Orbital motors are versatile and can be found in various applications, including
Construction Equipment They are commonly used in excavators, loaders, graders, and other construction machinery to power functions like
Driving wheels (for locomotion)
Rotating attachments (like drill heads or trenchers)
Tilting buckets or blades
Agricultural Machinery Orbital motors are used in tractors, combines, and other agricultural equipment to power
Augers and drills for planting or soil sampling
Conveyors for moving crops or materials
Hay mowers and other implements
Industrial Automation Orbital motors are employed in various industrial machines for tasks like
Conveyor belt drives in assembly lines
Material handling equipment
Operating robotic arms or turntables
Advantages of Orbital Motors
High Torque Output They can deliver high torque at low speeds, making them suitable for demanding applications.
Compact Design Their compact size allows for easy integration into space-constrained machinery.
Smooth Operation Orbital motors provide smooth and efficient rotary motion.
Variable Speed Control The ability to precisely control speed and direction of the shaft rotation makes them ideal for various applications.
If you're interested in learning more about specific applications of orbital motors or their technical details, feel free to HANJIU ask!