| 摘要 |
PROBLEM TO BE SOLVED: To provide a resist-removing method of a printed board, which can simply eliminate resist formed of hot melt ink at a low cost without generating harmful wasted liquid and deteriorating circumstance by using simple equipment, and to provide its equipment. SOLUTION: Resist-removing equipment 1 comprises a nozzle part 2 spouting hot water W, a printed board retaining mechanism 3 retaining a printed board P, a hot water receiving part 4 receiving the hot water W spouted from the nozzle part 2, circulating pipes 9 (9a-9d) circulating the hot water W after resist is re-collected, a filer 6 eliminating fine contamination from the hot water W which is re-circulated, a pump 7 which pressurizes the hot water W in order to spout it, and a heater 8 heating the hot water W which is re-circulated. Resist is collected from the hot water W, after cleaning is performed with the hot water receiving part 4 of resist-collecting equipment 5, and the hot water used for eliminating the resist is reused. |
