KP2920-7 - Robotic Torch Breakaway Mounting Disk

Precision Engineering for Automated Welding Safety

The Lincoln Electric KP2920-7 Breakaway Disk is a specialized component engineered for the demanding environment of industrial robotic welding. Designed specifically for thru-the-arm robotic configurations, this disk serves as the foundational interface between the robot arm and the welding torch assembly. In the realm of automation, precision and equipment protection are paramount; this component addresses both by integrating with the system's collision detection capabilities.

Robotic welding cells operate at high speeds and require absolute repeatability. The KP2920-7 is manufactured to tight tolerances to ensure that the Tool Center Point (TCP) remains consistent. When a collision occurs, the breakaway system is designed to yield, preventing catastrophic damage to the robot's servo motors or the torch neck. This disk acts as the critical mechanical link that facilitates this safety function while ensuring the torch remains rigidly mounted during normal operation. Its robust construction resists the torsional forces and vibrations inherent in multi-axis robotic movements.

Implementing genuine Lincoln Electric parts like the KP2920-7 is essential for maintaining the integrity of the manufacturer's warranty and the operational standards of the welding cell. Third-party alternatives may lack the precise dimensional accuracy required for thru-arm cabling and mounting, potentially leading to cable wear or TCP drift. This disk is designed to accommodate the internal cabling unique to thru-arm robots, ensuring that power cables, liners, and gas hoses pass through without binding or abrasion.

For facility managers and automation engineers, sourcing the correct breakaway disk is a matter of protecting capital investment. By ensuring the mechanical fuse—the breakaway system—functions correctly with the right mounting hardware, you prolong the lifespan of the entire robotic cell. The KP2920-7 represents Lincoln Electric's commitment to reliability in high-volume manufacturing environments.