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2024

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06

Application of NewLBO 3D Weld Quality Inspection System in Automobile Roof Welding

Laser brazing has the advantages of high efficiency, precision, and no pollution, which can improve the strength and rigidity of the car body while reducing the weight of the car body.


Laser brazing has the advantages of high efficiency, precision, and no pollution, which can improve the strength and rigidity of the car body while reducing the weight of the car body. Among them, the roof laser brazing has the longest length, the highest quality requirements, and the most difficult to control. The stability and reliability of its welding quality are essential to ensure the safety of the car body. The following will introduceNewLBO 3D Weld Locking and Quality Inspection SystemApplication in automotive roof welding.

Principle of 1. laser triangulation

NewLBO 3D visual inspection uses the principle of laser triangulation to measure the height of the workpiece surface. Based on the three-dimensional visual measurement of line structured light, the height information of the workpiece surface is obtained by adding a displacement in the direction of motion, so as to realize high-precision size measurement and defect detection.

 

Introduction of 2. NewLBO 3D weld location and quality inspection system

NewLBO 3D weld location and quality inspection system mainly includes 3D camera, robot and weld inspection software processing system. The 3D camera is used to collect three-dimensional data of the surface morphology of the weld to be inspected. During the movement of the robot, the weld detection software quickly analyzes the high-density point cloud data and then detects the quality of the weld, realizing the measurement of the length, width, depth/height of the weld, which can be detected.Porosity, missed welding, collapse, weld bead, spatterAt the same time, the interaction and feedback with external signals, data parameter loading and saving, etc., real-time interface, can manually view the scanning morphology and analysis results.

system advantage

  • Efficient and reliable defect identification and detection
  • Custom weld geometry measurements
  • Weld position change detection
  • Online/offline analysis, visualization of results
  • 2D/3D Graphical Reproduction of Weld Detail