{"id":6843,"date":"2025-12-13T16:23:03","date_gmt":"2025-12-13T08:23:03","guid":{"rendered":"https:\/\/www.qhsmt.com\/?p=6843"},"modified":"2025-12-13T16:23:08","modified_gmt":"2025-12-13T08:23:08","slug":"smt-assembly-line-aoi-carries-the-banner-of-testing-and-measurement","status":"publish","type":"post","link":"https:\/\/www.qhsmt.com\/zh\/2025\/12\/13\/smt-assembly-line-aoi-carries-the-banner-of-testing-and-measurement\/","title":{"rendered":"SMT assembly line AOI carries the banner of testing and measurement"},"content":{"rendered":"

The advancement of industrial manufacturing technology has accelerated the development of electronic components towards refinement, miniaturization, and complexity. This also poses higher requirements for product factory testing, as even the slightest error can potentially cause fatal harm to the product. Therefore, testing and measurement technology has developed rapidly.<\/p>\n\n\n\n

According to Euromonitor International’s data analysis, in the labor-intensive PCB industry, an online AOI device can replace the workload of at least 4-5 people, and the state is stable without rest, which can greatly save labor costs and improve detection efficiency. From this, it can be seen that in the face of the normalization and upgrading of the electronic manufacturing industry, the use of stable and adaptable AOI automatic inspection equipment to replace inspection workers has become an inevitable trend in the industry.<\/p>\n\n\n\n

\n
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n<\/div>\n\n\n\n

AOI (Automated Optical Inspection) is a core inspection equipment in SMT production lines. Using high-resolution cameras and image algorithms, it automatically captures images of the PCB board after assembly\/soldering, compares them to a standard template, and identifies and marks defects.<\/p>\n\n\n\n

Functions:<\/mark><\/strong>
Defect Detection: <\/strong>Accurately identifies SMD placement defects (missing components, wrong components, misalignment, reversed components, tombstoning) and soldering defects (cold solder joints, solder bridges, solder balls, insufficient solder), replacing manual visual inspection and improving inspection efficiency and consistency.
Process Monitoring:<\/strong> Provides real-time feedback on production line process issues (such as pick-and-place machine accuracy drift, abnormal reflow soldering temperature), helping engineers adjust parameters in a timely manner and reduce batch defect rates.
Quality Traceability:<\/strong> Records inspection data and defect information, supporting production quality analysis and traceability, and contributing to continuous process optimization.
Advantages:<\/strong> Non-contact inspection, high speed, high accuracy, suitable for large-scale SMT mass production needs.<\/p>\n\n\n\n