离线、在线与 3D AOI:如何选择合适的设备
离线 AOI 适合多品种和 NPI,在线 2D 适合大批量,3D 适合与高度相关的缺陷。本指南把每种场景对应到具体设备,并列出板尺寸、分辨率和轨道选项。
2026年9月28日
DaoAI vs CyberOptics (Nordson) SQ-series 3D AOI: golden-board vs library-based programming, inline 3D, through-hole, on-machine AI and how to test both.

Direct answer. DaoAI is an alternative to CyberOptics (now Nordson) SQ-series 3D AOI for SMT and through-hole PCB assembly. The two take different approaches to setup. Every DaoAI AOI programs itself from one golden board in 30 seconds to 5 minutes. No CAD, Gerber or component library is required. Nordson's SQ-series systems describe auto-programming with AI² technology and a pre-loaded library, and pair 3D AOI with SPI and CMM in one inline platform. DaoAI's inline 3D P5 and P5D are available now, alongside offline 2D, inline 2D and a through-hole AOI that checks boards before and after wave in one machine. All DaoAI AI runs on the machine.
| Topic | DaoAI (per daoai.com) | CyberOptics / Nordson SQ series (per published materials) |
|---|---|---|
| Company | DaoAI Robotics Inc., Vancouver, Canada. 1,000+ systems in the field. | CyberOptics was acquired by Nordson Corporation; the acquisition closed November 3, 2022. Products are now sold under Nordson Test & Inspection. |
| Programming inputs | One golden board. No CAD, Gerber or component library required. | SQ5000Pro: "AI2 (Autonomous Image Interpretation) technology with Auto programming" and "a data-rich, pre-loaded library." SQ3000S: "One-click recipe generation." A third-party equipment listing for the SQ3000 shows CAD import (reference designator, XY, angle, part number). |
| Stated programming time | 30 seconds to 5 minutes per new board. | Not stated as a per-board figure in the materials reviewed. |
| 3D sensing | Inline 3D: P5 and P5D (dual-track), available now. | Multi-Reflection Suppression (MRS) sensors; SQ7000+ uses a 5-micron MRS sensor. |
| Functions | AOI. | SQ7000+ and SQ5000Pro: AOI, SPI and CMM in-line. SQ3000S: AOI, SPI and CMM applications. |
| Offline / benchtop and 2D | Offline 2D: P1, P1L, P2. Inline 2D: P3, P3D. | 2D AOI: QX series (QX600, QX250i, QX150i, QX150); Nordson describes the QX150 as a tabletop system. No offline AOI is named on Nordson's current AOI page. |
| Through-hole | A3: pre- and post-wave in one machine. | QX250i (2D): Nordson lists inspection "from pre-reflow inspection to post wave and post selective solder inspection." A dedicated through-hole model is not stated. |
| False calls | With tuning, the false-call rate can reach about 1%. | No false-call figure in the materials reviewed. |
| Where AI and data run | All AI runs on the machine; inspection data never leaves your factory. | Not stated in the materials reviewed; confirm with Nordson. |
CyberOptics/Nordson information from Nordson product pages and press releases, checked October 5, 2026.
Nordson's SQ-series pages emphasize automation. The SQ7000+ lists "AutoTeach, AutoTune and AutoDefine for faster set-up" and describes AI² as having "no parameters to adjust or algorithms to tune." The SQ5000Pro pairs AI² auto programming with "a data-rich, pre-loaded library and automated scripts that collect and update models." The SQ3000S lists "One-click recipe generation" and says the system "Auto-learns, uses preloaded libraries." A third-party equipment listing for the SQ3000 shows CAD import from a text file with reference designators, XY, angle and part numbers. Whether CAD data is required for every new board is not stated in the materials reviewed.
DaoAI takes a different route. The machine builds the inspection program from one golden board in 30 seconds to 5 minutes. No CAD, Gerber or component library is required, and there is no library to maintain when a new package shows up. CAD or BOM data is optional, never required. Read how it works in AOI programming without CAD files and on the auto-programming feature page.
Nordson's current AOI page centers on inline 3D multi-function systems. The SQ7000+, SQ5000Pro and SQ3000S each cover AOI, SPI and CMM; Nordson states the SQ7000+ and SQ5000Pro do so in-line. Nordson positions the SQ7000+ for advanced packaging, mini/micro LED and advanced SMT applications in automotive, medical, military and aerospace. The MX3000 is a dual-sided 3D AOI for singulated memory modules. Separate SE-series systems cover 3D SPI, and the QX series covers 2D AOI, including post-wave and post-selective-solder inspection on the QX250i.
DaoAI focuses on AOI across four machine types on one software platform: offline 2D (P1, P1L, P2), inline 2D (P3, P3D), inline 3D (P5, P5D, available now) and through-hole (A3, pre- and post-wave in one machine). That lets a plant put the same programming method on an engineering bench, on SMT lines and after wave solder. If you are weighing where AOI, SPI and AXI each fit, see AOI vs SPI vs AXI.
All AI on a DaoAI machine runs on the machine, and inspection data never leaves your factory. See on-premise AI AOI and data security and AI that runs in your plant.
The Nordson materials reviewed do not state where AI² processing or model updates run. Ask Nordson whether any data leaves the machine or the plant.
DaoAI provides sales and engineering support from its North American team in Vancouver, plus authorized partners.
Over the life of an AOI, these costs usually outweigh the purchase price, whether you choose DaoAI or Nordson:
To put numbers on each line, use our AOI ROI and payback guide.
Yes. Nordson Corporation completed its acquisition of CyberOptics on November 3, 2022. CyberOptics' SQ-series inspection systems are now listed under Nordson Test & Inspection.
Nordson describes AI² auto programming with a pre-loaded library, and a third-party listing shows CAD import for the SQ3000. Whether CAD is required for every new board is not stated in the materials reviewed; confirm with Nordson.
No. Every DaoAI AOI programs itself from one golden board in 30 seconds to 5 minutes. No CAD, Gerber or component library is required.
Yes. The DaoAI P5 and P5D inline 3D AOI machines are available now. DaoAI also offers offline 2D, inline 2D and through-hole AOI on the same software.
All AI runs on the machine, and inspection data never leaves your factory.
Competitor information checked October 5, 2026. Confirm current details with the vendor.
Every DaoAI AOI programs itself from one golden board in 30 seconds to 5 minutes, with no CAD, Gerber or component library required. The P5 and P5D inline 3D AOI are available now. Send us one of your own boards and we'll test it free of charge.
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