Safety Solutions for Robotic Welding Units: Obstacle Avoidance Safety Laser Scanner
Background Needs
Welding is a crucial part of industrial production, widely used in industries such as automotive, aerospace, and manufacturing. However, there are certain safety risks associated with welding, especially in automated welding units, where the interaction between operators and robots, along with the high temperatures and energy characteristics of welding equipment, requires special attention to safety measures. Therefore, implementing effective safety solutions to ensure the safety of welding units is essential.
Solutions
Application of Safety Laser Scanners
▪️ Real-time Monitoring: Install safety laser scanners around the automated welding unit to define safety zones and monitor activities in those areas in real time. With 360-degree scanning, they ensure timely detection of any personnel or obstacles entering the welding zone.
▪️ Automatic Alarm System: The laser scanners can be connected to a control system, triggering alarms and automatic shutdowns immediately upon detecting anomalies, thereby protecting the safety of operators.
✅ Laser Source: 905 nm (Class I)
✅ Scanning Angle Range: 270°
✅ Scanning Frequency: 15 Hz / 30 Hz
✅ Angular Resolution: 0.1° / 0.3°
✅ Operating Range: 0.05 m ~ 5 m
✅ Detection Range at 10% Object Reflectivity: 2.5 m
✅ Self-Learning Function: Automatic environmental scanning and region generation
✅ Recognizable Object Shapes: Almost any shape
✅ Number of Zone Groups: 16 zone groups, each containing 3 zones
✅ Measurement Error: ±30 mm
✅ Housing Color: Yellow
✅ Enclosure Protection Rating: IP65
✅ Weight: 150 g (excluding cable)
✅ Operating Temperature: -10°C ~ 55°C
✅ Dimensions (L x W x H): 50 mm x 50 mm x 76 mm
Safety Protective Devices
▪️ Physical Isolation: Set up safety fences or barriers around the welding area to restrict unauthorized personnel from entering. Emergency stop buttons should be installed on the fences to ensure quick shutdown of equipment in emergencies.
▪️ Light Curtain Protection: Install safety light curtains in the welding robot's workspace. When personnel or objects cross the light curtain, the equipment will immediately stop, providing additional safety protection.
Training and Awareness Enhancement
▪️ Employee Training: Conduct regular safety training for employees to enhance their awareness of safety measures in the welding unit, ensuring all operators understand emergency shutdown procedures and safety operating protocols.
▪️ Safety Signage: Place prominent safety signs and warnings in the welding area to remind employees to pay attention to safety.
Regular Maintenance and Inspection
▪️ Equipment Maintenance: Regularly maintain and inspect welding equipment and safety systems to ensure all devices operate normally and promptly identify and address potential safety hazards.
▪️ Safety Assessment: Conduct regular safety assessments to identify new risk factors and continuously improve safety measures based on evaluation results.
Related Safety Solution Sensors
Sensing range 20m, A technique that uses a laser beam to measure distance and create detailed maps of objects and environments.
Used for monitoring places such as safety doors and windows.
Beam spacing: 80mm
Number of optical axes: 10
Protection height: 720mm
Safety Curtain outputs (OSSD):2 PNP
Beam spacing: 40mm<br>
Number of optical axes: 72<br>
Protection height: 2840mm<br>
Laser curtain sensor outputs (OSSD)2 PNP
Safety carpet is a technology that monitors the pressure distribution on the carpet through pressure sensing.
