This product is a heavy-duty industrial robotic tool changer (quick change disk) designed for resistance welding robots and automated welding systems. It is widely used in automotive body-in-white production, robotic spot welding, and multi-process automated manufacturing lines.
Purpose-built for stability, this robust industrial quick changer serves as a critical component for seamless tool and electrode exchange in high-volume manufacturing environments.
| Parameter Item | GD-020 (Light-duty) | GD-650 (Heavy-duty) |
|---|---|---|
| Rated Load Capacity | 20 kg | 650 kg |
| Repeat Positioning Accuracy | ±0.01 mm | ±0.025 mm |
| Overall Dimensions | Φ68 mm × H33 mm | Φ228 mm × H100 mm |
| Locking Mechanism | Steel ball / Spring reset | Mechanical anti-drop pneumatic |
| Working Air Pressure | 0.45~0.8 MPa | 0.45~0.8 MPa |
| Max Bending Moment | — | 5000 Nm |
| Protection Grade | IP64 | IP65 |
| Safety Features | Pneumatic self-locking | Mechanical anti-drop, Power failure locking |






Established in 2018, this high-tech enterprise specializes in the R&D and production of industrial robots, gantry robots, robot linear guides, and welding positioners. The business covers a wide range of industrial fields including welding, palletizing handling, metal processing, bending, and spraying.
With a strong manufacturing base, the annual production capacity exceeds 60 sets of robot linear guides, 1,000 welding positioners, and 200 gantry robot systems. We provide comprehensive automation solutions and offer customized production as well as OEM/ODM services for global customers.

