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OTC LASER TRACKING SENSOR FD‑QT / FD‑QTS
Description
Technical specification
Introduction OTC LASER TRACKING SENSOR
The OTC Laser Tracking Sensor FD‑QT / FD‑QTS is an advanced non-contact seam-tracking camera designed to enhance robotic welding quality and speed.
It uses synchronized laser triangulation to continuously detect weld joint position and gap ahead of the torch, enabling real-time adaptive control during the welding process.
Core Features & Performance
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- Ultra‑high tracking speed:
Achieves up to 1 000 cm/min, ideal for laser-hybrid and high-speed welding - High precision:
Maintains weld alignment within ±0.4 mm, ensuring superior seam accuracy - Real-time torch adjustment:
Automatically adjusts torch position, angle, and welding parameters based on detected seam dynamics, mitigating defects - Look‑ahead capability:
Laser stripe and integrated camera detect seam features ahead of the weld, enabling proactive path correction and start/stop point recognition.
- Ultra‑high tracking speed:
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Integration & Ease-of-Use
Fully controlled via the teach pendant—no PC required. Features live profile display and a library of preset seam geometries, simplifying setup and teaching .
Sensor seamlessly integrates into FD-series controllers and works with OTC welding systems for intuitive, consistent operation.
Specifications
| Specification | FD‑QT/FD‑QTS Details |
|---|---|
| Laser source | Visible red diode, Class 3B (daihen-robot.com) |
| Dimensions/Weight | ~115 × 41 × 69 mm, 0.5–0.9 kg |
| Tracking accuracy | ±0.4 mm |
| Max tracking speed | 200 cm/min for FD‑QT; 1 000 cm/min for FD‑QTS |
| Environment | Forced-air cooling (dry air), optional water-cooled block |
Benefits & Applications
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- Superior weld quality: Maintains precise torch alignment, reduces defects on complex or long welds
- Faster cycle time: Dynamic tracking removes need for re-teaching, preserving production speed
- Flexible material support: Ideal for thin, thick, or heat-distorted parts—works where arc sensors struggle
- User-friendly: Live monitoring, simple teach-pendant commands, minimal maintenance.
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The OTC FD‑QT/FD‑QTS laser tracking sensor enhances robotic welding with proactive seam detection, real-time adaptive torch control, and precision within ±0.4 mm at high speeds. Its integration with OTC DAIHEN controllers and ease of deployment make it an ideal choice for demanding, high-throughput welding applications—especially where quality, efficiency, and flexibility matter.
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