Roller-print Tender
Overall rating: (N/A)
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Tends equipment to transfer design images from master film to
copper printing rollers: Marks register points on ends of
rollers, uisng straightedge and scriber.
Insrets mandrel through
roller and lifts roller onto brackets of sensitizing machine,
using hoist.
Starts machine that rotates roller. Turns valve to
spray roller with water and cleans coated roller, using cloth,
cleaning solution, and pumice.
Dries rollers, using paper towel.
Fills spray gun with sensitizing solution and turns valve to
spray solution onto rotating roller. Transfers sensitzied roller
to copy machine, using electric hoist. Positions master film
over rolelr and aligns register points on film with register
points on roller. Covers master film with sheet of transparent
film and engages ends of transparent film in machine drive.
Taeps master film to transparent film, using masking tape. Lifts
ultraviolet light frame into position over roller and starts
machine that rotates sensitized roller and film, exposing
sensitized roller to images on film. Transfers exposed roller to
developing bath, using electric hoist. Turns roller in
developing solution for specified time to dissolve sensitized
coating from areas of roller that were exposed to light thruogh
film. Transfers developed roller to dye bath and turns roller in
bath to dye unexposed area of roller.
Transfers dyed roller to
wash vat and rinses excess dye from roller. Dries roller, usnig
cloth.
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Roller-Print Tender
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