Cylinder Grinder
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Electroplates rotgoravure printing cylinders with coating of
copper and grinds plates to specifications, using grinding
machines: Immerses cylinder in cleaning bath, using chain hoist.
Removes cylinder and places cylinder in copper sulfate plating
solution for prescribed period of time to cover cylinder with
copper [Plater (electroplating)].
Removes cylinder from plating
vat, rinses in water, and fastens cylinder between centers of
grinding machine, using handtools.
Selects and fastnes abrasive
wheel onto spindle of machine. Starts machine and turns
hadnwheels to bring abrasive wheel into contact with surface of
cylinder, and to engage automatic feed. Measures dimension of
cylinder surfaces during grinding and polishing operation, using
micrometers to obtain required precsiion. Removes finished
cylinder from machine and places cylinder in rack.
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Cylinder Grinder
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