SpectroNet Collaboration Forum Image based 3D alignment. Andreas König

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Evan Dixon
6 years ago
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1 SpectroNet Collaboration Forum Image based 3D alignment Andreas König

2 2 - Cognex Confidential

3 VisionPro 3D Introduction Cognex 3D alignment tools are now available in the VisionPro vision library For robotic and automated assembly projects Robust enough for real-world factory conditions 3 - Cognex Confidential

4 VisionPro 3D Introduction Cognex 3D alignment tools are now available in the VisionPro vision library For robotic and automated assembly projects Robust enough for real-world factory conditions Precise enough for fine assembly 4 - Cognex Confidential

5 VisionPro 3D Operation

6 VisionPro 3D Operation Calibration 2D feature detection 3D pose measurement 6 - Cognex Confidential

7 VisionPro 3D Configurations Flexible 1, 2 or more cameras No limit Short or wide baseline (camera separation) Fixed or robot mounted Or combination 7 - Cognex Confidential

VisionPro 3D Calibration VisionPro 3D can calibrate any number of cameras simultaneously Extremely high accuracy Patent pending approach Calibration is critical to success Intrinsic calibration Lens

8 VisionPro 3D Calibration VisionPro 3D can calibrate any number of cameras simultaneously Extremely high accuracy Patent pending approach Calibration is critical to success Intrinsic calibration Lens distortion, sensor alignment,... Extrinsic calibration Relationship between cameras, robot, and physical space Allows conversion between Camera coordinates Robot coordinates Physical coordinates 8 - Cognex Confidential

9 VisionPro 2D Feature Detection VisionPro 3D starts by finding multiple 2D features Using Cognex s rich set of alignment tools PatMax, PatQuick, SearchMax Line & circle finding tools, Caliper, etc. 9 - Cognex Confidential

10 VisionPro 3D Pose Determination 3D orientation is computed by triangulating on multiple 2D features 10 - Cognex Confidential

Not Just 3D, but Cognex 3D Robust vision for real-world challenges Calibrate with fewer images if full set not available Trade accuracy for ease of use Calibration validation Automatically detect if

11 Not Just 3D, but Cognex 3D Robust vision for real-world challenges Calibrate with fewer images if full set not available Trade accuracy for ease of use Calibration validation Automatically detect if any camera has been moved at runtime to avoid incorrect results Ignore missing features Continue operating even if some 2D features are not found Minimize human intervention & downtime Single camera 3D Less robust than multi-camera, but sometimes necessary 11 - Cognex Confidential

12 Summary Cognex s 3D alignment tools now available in VisionPro Easy application development and integration Accurate and powerful High accuracy, but robust enough for real world industrial conditions For a wide range of applications Racking & de-racking Precision assembly verification Kitting Electronics inspection Palletizing Packaging Global support from the world leader in machine vision Trained 3D technical specialists in US Germany Japan Korea Taiwan 12 - Cognex Confidential

13 VisionPro 3D Applications

14 VisionPro 3D Industrial Applications Automotive and other industrial Body panel racking & de-racking 14 - Cognex Confidential

15 VisionPro 3D Industrial Applications Automotive and other industrial Body panel racking & de-racking Depalletizing engine blocks, transmission assemblies, sand cores for casting, etc Cognex Confidential

16 VisionPro 3D Industrial Applications Automotive and other industrial Body panel racking & de-racking Depalletizing engine blocks, transmission assemblies, sand cores for casting, etc. Wheel and gear mounting 16 - Cognex Confidential

17 VisionPro 3D Industrial Applications Automotive and other industrial Body panel racking & de-racking Depalletizing engine blocks, transmission assemblies, sand cores for casting, etc. Wheel and gear mounting Kitting 17 - Cognex Confidential

18 VisionPro 3D Industrial Applications Automotive and other industrial Body panel racking & de-racking Depalletizing engine blocks, transmission assemblies, sand cores for casting, etc. Wheel and gear mounting Kitting Palletizing and de-palletizing 18 - Cognex Confidential

19 VisionPro 3D Precision Applications Assembly verification Example: ensure keypad is aligned with cell phone housing 19 - Cognex Confidential

20 VisionPro 3D Precision Applications Assembly verification Electronics inspection PC board planarity Post-reflow IC placement Connector assembly 20 - Cognex Confidential

INDUSTRY APPLICATIONS. Cognex delivers unmatched accuracy and ease of use in Vision Guided Robotics applications. Vision Guided Robotics

INDUSTRY APPLICATIONS. Cognex delivers unmatched accuracy and ease of use in Vision Guided Robotics applications. Vision Guided Robotics INDUSTRY APPLICATIONS Cognex delivers unmatched accuracy and ease of use in Vision Guided Robotics applications. Vision Guided Robotics Extended Versatility for a Range of Applications Automated Palletizing