Automatic production system for printed-wiring boards

Details Automatic production system for printed-wiring boards Automatic production system for printed-wiring boards

1978-09-22

1980-10-21

Weidenfeld, Gil

Metal working

Plural diverse manufacturing apparatus

29846, H05K 300

Patent

active

042285828

ABSTRACT:
Provided in this invention is an automatic production system for printed-wiring boards by delivering and transferring the drilled and contoured copper-clad bases one by one successively by an automatic transfer means such as conveyor and performing the necessary treatments such as pattern printing, drying, etching, etc., automatically during transfer of the bases. The automatic printed-wiring board production system according to this invention comprises a material feeder whereby the stacked-up copper-clad bases are stored and automatically delivered onto the transfer line one by one, a pretreatment unit for performing washing, buffing and drying of the bases, first to sixth straighteners, first to fourth automatic printers, a dryer for forced-drying the printed pattern on the copper foil, an etcher for etching away the extra printed foil at other parts than the printed pattern on the copper foil, a washing means for washing away ink on the printed circuitry, first to fourth pushers, first to fourth loading stockers, first and second buffing/drying means, first and second cooling means, first and second automatic reversers, and a final finisher which gives a fluxing treatment. All of these elements are arranged in predetermined sequence along the transfer line.

REFERENCES:
patent: 3320657 (1967-05-01), Strobel
patent: 3654097 (1972-04-01), Degnan

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