Knowledge Base

Hands-on line notes

SMT process

What an SMT material error-proofing system is: three levels by blocking capability

A material error-proofing system checks feeder, part number and substitution before placement and blocks on mismatch. Blocking falls into scan prompt, scan-and-lock, and scan-and-lock plus splice verification.

Read 3 min

SMT process

SMT solder paste management: miss one of seven steps and the batch is bad

Fridge removal, warm-up, stirring, opening, issuing, replenishing and leftover handling — how each step is recorded, and where it usually breaks.

Read 4 min

SMT process

How many checks error-proof loading needs: before loading, after loading, at changeover

Error-proofing is not one scan but three checks with different purposes. Scanning only after loading still lets changeover and splicing errors through.

Read 2 min

SMT process

Fast SMT changeover: take material search out of the changeover

Most changeover time is not machine setup but finding and checking material. The feeder placement table, kitting order and first-article pre-staging decide how short a changeover can get.

Read 4 min

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