responsible for performing preventive and corrective maintenance, repair, adjustment, and troubleshooting of injection molds, ensuring optimal mold performance, quality, and availability for production at yanfeng.
position requirements
1. Technical experience
- 3–5 years of experience in preventive and corrective maintenance of injection molds.
- experience with cold runner and hot runner molds.
- experience with hydraulic and pneumatic cores.
- knowledge of mold protection systems and sensors.
- experience with hot runners and temperature controllers.
2. Bench skills & mold fitting
- mold disassembly and assembly.
- welding application and determination.
- parting line correction.
- fitting and adjustment of sliders, lifters, ejectors, and cores.
- polishing and finishing.
- identification and correction of flash.
the technician must have a solid understanding of how mold components are manufactured and how to properly correct them.
4. Blueprint reading & metrology
- gd&t; interpretation.
- dimensional tolerances.
- fits such as h7, g6, etc.
- surface finishes.
- ability to use micrometers, calipers, indicators, height gauges, comparators, and other measuring instruments.
5. Mold troubleshooting
- troubleshooting injection molds on the production machine.
- troubleshooting, repair, and adjustment of molds in the tool room.
- identification of root causes and implementation of corrective actions.
6. Injection molding process
- basic knowledge of the plastic injection molding process.
- understanding of the relationship between mold conditions, process parameters, and part defects