Solder Joint Inspection AI

Catch bridges, voids, cold joints, insufficient solder, and cracked fillets on every joint, from reflow to wave solder to rework.
Shipping container with OCR output

Solder Joint Inspection AI Across Reflow, Wave, Selective, and Rework

Deploy Anywhere, Run Everywhere

Run solder joint inspection on the edge, on-prem, in your VPC, or via API, wherever your soldering process needs it.

One Platform, Full Adoption

Tools every electronics assembly team can adopt, from SMT process engineers and soldering and rework technicians to quality engineers and NPI leads, no separate ML team required to ship and own inspection models.

Secure, Compliant, and Audit-Ready

Data stays safe with SOC 2 Type II compliance, encrypted data, and an uptime SLA, with validation documentation that supports IPC-A-610, J-STD-001, IPC-7711 and IPC-7721, and IATF 16949 audit requirements.
Solder Bridge & Short Detection
Insufficient Solder & Cold Joint
Solder Void & Wetting Defects
Tombstoning & Lifted Lead
Through-Hole & Wave Solder Fillets
Rework & Touch-Up Verification
Solder Bridge & Short Detection
Insufficient Solder & Cold Joint
Solder Void & Wetting Defects
Tombstoning & Lifted Lead
Through-Hole & Wave Solder Fillets
Rework & Touch-Up Verification
Solder Bridge & Short Detection
Insufficient Solder & Cold Joint
Solder Void & Wetting Defects
Tombstoning & Lifted Lead
Through-Hole & Wave Solder Fillets
Rework & Touch-Up Verification
Solder Bridge & Short Detection
Insufficient Solder & Cold Joint
Solder Void & Wetting Defects
Tombstoning & Lifted Lead
Through-Hole & Wave Solder Fillets
Rework & Touch-Up Verification

Talk to a vision AI engineer who's shipped solder joint inspection.

A single solder bridge under a fine-pitch QFP, cold joint on a power connector, or cracked fillet that passes electrical test can mean a field failure months after shipment, a warranty claim, or a recall on an automotive or medical electronics program. Bring us your toughest solder joint inspection problem and we'll map a working solution.
  • Solution architecture for IPC-A-610, J-STD-001, IPC-7711 and IPC-7721, IATF 16949, AS9100, and ISO 13485 programs
  • Live demo on your post-reflow imagery, microscope stills, or wave solder footage
  • Deployment options: edge, on-prem, air-gapped, robot-mounted, or VPC, with integration into AOI and X-ray systems, SMT line PLCs, MES, and ERP
  • ROI modeling against field failures, warranty claims, rework, scrap, and electrical test escapes
  • We will connect you with an AI subject matter expert on our team based on your answers.
    What challenges would you like to solve with vision AI?
    Where will you run vision AI?
    Are you replacing a current solution with AI or will this be a new solution?
    How many detections do you anticipate per month?
    Describe the business problem you would like to solve.
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    Catch Every Bad Joint from Reflow to Rework, with Vision AI

    Add a real-time inspection layer to every solder joint on the line with vision AI for solder joint inspection. Built for the operations where one bridge under a fine-pitch package, cold joint on a safety-critical connector, or cracked fillet that still passes electrical test can mean a field failure months after shipment, a warranty claim, or a recall on a regulated program. Whether you're inspecting post-reflow SMT joints, through-hole and wave solder fillets, selective solder on mixed-technology boards, or hand-soldered rework before it returns to the line, Roboflow extends your QC coverage to every joint on every board validatable under IPC-A-610 and J-STD-001.

    Reflow and SMT Solder Joint Defects:

    • Catch solder bridges and shorts between adjacent pads on fine-pitch QFP, QFN, and connector rows on every populated board
    • Detect insufficient solder, excess solder, solder voids, cold joints, and disturbed joints across chip passives and leaded packages
    • Flag tombstoning, lifted leads, and non-wet pads before boards reach electrical test, where these defects hide

    Through-Hole, Wave, and Selective Solder:

    • Verify fillet formation, barrel fill, and lead protrusion on every through-hole connector, transformer, and power component
    • Catch bridging, icicles, webbing, and solder skips on wave and selective solder passes
    • Inspect mixed-technology boards in one pass instead of separate stations per process

    Rework Verification, Standards, and Line Integration:

    • Verify hand-soldered rework and touch-up against IPC-7711 and IPC-7721 criteria before boards return to the line
    • Classify joints against your IPC-A-610 Class 1, 2, or 3 and J-STD-001 acceptance criteria, with imagery and confidence attached to every call
    • Trigger reject gates and rework routing in real time through PLC and MES integration, with a full audit trail behind every joint-level decision

    Bring intelligence to every joint today. Stop bad solder from becoming field failures, warranty claims, or recalls.

    More About Solder Joint Inspection

    What is solder joint inspection with Vision AI?

    Solder joint inspection with vision AI uses computer vision models to evaluate the quality of every solder connection on a board: reflow joints on surface-mount components, through-hole and wave solder fillets, selective solder passes, and hand-soldered rework. Models trained on your actual production imagery classify each joint against defect categories like bridges, insufficient solder, voids, cold joints, non-wetting, and tombstoning, at line speed and on every board rather than sampled lots, with records that support IPC-A-610 and J-STD-001 acceptance criteria.

    Can Vision AI catch cold joints and head-in-pillow defects?

    Cold joints, head-in-pillow, and cracked fillets are the joints that pass electrical test at the factory and fail in the field, which is exactly why they carry the most risk. Deep-learning models pick up the surface morphology that signals them: the dull, grainy texture of a cold joint, the incomplete coalescence at a ball edge, the hairline ring of a cracked fillet, trained on your boards and your process variation rather than idealized references. However, defects fully hidden inside the joint or under a BGA need X-ray to see, so the strongest architecture pairs optical inspection on every visible joint with AXI on hidden geometry, and Roboflow models can co-pilot both image streams.

    Does solder joint inspection support IPC-A-610 and J-STD-001?

    Yes. Roboflow models can be trained against your specific IPC-A-610 (Acceptability of Electronic Assemblies) Class 1, 2, and 3 criteria and J-STD-001 (Requirements for Soldered Electrical and Electronic Assemblies) workmanship standards, plus IPC-7711 and IPC-7721 for rework and repair verification, IATF 16949 for automotive, AS9100 for aerospace, and ISO 13485 for medical electronics programs. Roboflow is the inspection engine; your quality team owns the acceptance criteria, and the platform keeps the training data lineage, model versions, and joint-level inspection records that customer audits and PPAP submissions ask for.

    Can it integrate with our AOI machines, X-ray systems, PLCs, and MES?

    Yes. Roboflow Inference exposes a standard API and supports common industrial protocols, so joint-level inspection events flow into your existing systems: AOI and AVI machines from Koh Young, ViTrox, Saki, and Mirtec, X-ray and AXI systems from Yxlon, Nordson DAGE, and Nikon, SMT MES platforms like Cogiscan and Aegis FactoryLogix, and ERP systems like SAP and Oracle, through REST, MQTT, OPC UA, and direct database writes. PLC-level integration drives reject gates and rework-station routing where joint-level pass/fail needs to control line behavior, and models support IQ/OQ/PQ documentation and full audit trails for regulated programs.

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