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A practical guide to common Yamaha SMT feeder spare parts for SS, ZS and ZSY feeders, including covers, handles, springs, positioning pins, safety catches and wire pull cords.

A practical guide to reflow oven spare parts, including mesh belts, conveyor chains, guide wheels, heaters, filters and speed controllers for SMT maintenance.

Learn how timing belts work with servo motors, how to identify belt tooth profiles, pitch, tooth count, length and width, and how to select a replacement timing belt for industrial automation equipment.

A practical guide to product-level reflow profiling for PCBA: choosing thermocouple locations, interpreting the thermal window, validating SAC-based processes and separating board recipes from oven control.

A practical guide to soldering iron tip types, construction, selection and maintenance for automatic soldering machines, robot soldering and PCBA production.

A practical guide to standard and custom wave soldering titanium fingers, including L-type, V-type, flat-top, ultra-thin and J-hook designs for PCB conveyor systems.

Weekly electronics manufacturing update covering advanced packaging expansion, semiconductor-equipment capacity, AI-driven PCB and substrate demand, EMS expansion and materials cost signals.

A practical overview of seven common PCBA production problems, including solder paste printing, placement, reflow, inspection, THT assembly, soldering and PCB cleaning, with equipment and process solutions for each stage.

A practical case study of a custom JUKI-compatible pneumatic gripper nozzle designed to handle an irregular line choke component, from component analysis to pickup testing.

Weekly electronics manufacturing update covering AI-driven PCB demand, PCB material price increases, U.S. and India manufacturing investment, SMT/EMS opportunities and Southern Machinery automation solutions.

这是 Light 个人博客的第一篇文章，用来记录外贸 B2B、SMT/THT 设备、AI 工具和个人成长。