SYSTEMATIC SOLUTIONS PROVIDER
FOR POWER TRANSMISSION

BASKA provides our customers with various gear couplings and customized designs. BASKA gear couplings are featured by high loading capacity, good angular compensation, convenient assembly, excellent power transmission efficiency and long serive life.

What is a Gear Coupling?

A gear coupling is a mechanical device used to connect two shafts together for the purpose of transmitting torque. It consists of two hubs with external gear teeth that mesh with internal gear teeth on a central sleeve. This design allows for efficient torque transfer while accommodating some misalignment between the shafts.

Difference Between Grid Coupling and Gear Coupling

• Design:

• Grid Coupling: Utilizes a flexible grid element that allows for greater misalignment compensation and shock absorption.

• Gear Coupling: Employs gear teeth for direct engagement, providing a more rigid connection with limited flexibility.

• Misalignment:

• Grid Coupling: Better suited for applications with significant misalignment due to its flexibility.

• Gear Coupling: Can handle minor misalignments but is less forgiving than grid couplings.

• Torque Transmission:

• Grid Coupling: Suitable for high torque applications but may experience more wear over time.

• Gear Coupling: Generally more efficient in torque transmission with lower backlash.

Different Types of Couplings

1. Rigid Couplings: Solid connections without flexibility, used when precise alignment is necessary.

2. Flexible Couplings: Allow for some misalignment; includes grid, gear, and elastomeric couplings.

3. Universal Joints: Used in applications requiring angular misalignment.

4. Oldham Couplings: Allow for parallel misalignment with a sliding element.

5. Disc Couplings: Utilize flexible discs to accommodate misalignment and transmit torque.

Disadvantages of Gear Coupling

• Limited Misalignment Capacity: Gear couplings can only accommodate minor misalignments compared to flexible options.

• Noise and Vibration: The meshing of gear teeth can generate noise and vibrations, which may require additional noise mitigation measures.

• Wear and Tear: Gear teeth can wear out over time, especially if subjected to high loads or misalignment.

• Cost: Generally more expensive than simpler coupling types, making them less ideal for cost-sensitive applications.

Overall, while gear couplings provide robust torque transmission, their limitations in flexibility and potential for noise may make them less suitable for certain applications compared to other coupling types.