Printing Auxiliary Equipment

Printing Auxiliary Equipment

Sheetfed press auxiliary equipment comprises specialized devices that enhance operational capabilities. These components are integral to achieving higher print quality and increasing overall productivity. The following systems are commonly integrated into modern sheetfed offset press operations:

Remote control console: A freestanding computerized unit enabling press operators to control multiple press functions directly from the inspection table. This console facilitates adjustments to inking, dampening, circumferential register, ink density, and ink trapping, while simultaneously monitoring dot gain.

Plate scanner: A device that measures image area percentages across selected increments of printing plates before mounting. Although once standard, most plate scanners have been superseded by automated ink key presetting technology that utilizes prepress file data.

Scanning densitometer: A computerized quality control table that measures and analyzes printed color bars using densitometric technology.

Sheet cleaners: Systems designed to remove loose paper fibers, lint, and dust from paper surfaces and edges.

Ink agitators: Mechanisms that maintain constant motion in the ink fountain, reducing viscosity and ensuring consistent flow to the fountain roller.

Water-cooled ink oscillators: Temperature regulation systems that prevent ink from setting on the oscillator rollers.

Fountain solution recirculation systems: Pumps that deliver fountain solution from central tanks to individual fountain pans.

Fountain solution refrigeration units: Systems that maintain consistent low temperatures to prevent viscosity fluctuations and slow chemical changes in dampening solutions.

Fountain solution mixers: Devices that blend fountain solution in small quantities, ensuring greater uniformity and freshness, typically integrated into recirculation systems.

Automatic blanket washers: Equipment that removes ink and debris from printing blankets through various methods, including solvent-spraying nozzles or cloth-and-brush systems.

Automatic plate changers: Devices that mechanically mount new printing plates onto the plate cylinder.

Antistatic devices: Systems that neutralize static charges by ionizing air adjacent to paper using electricity, ultraviolet light, or weak radioactive fields.

As the printing industry advances toward 2026, auxiliary equipment continues to evolve with greater automation and connectivity. Integration with digital workflow systems enables more precise control and predictive maintenance, while sustainability initiatives drive development of equipment that reduces energy consumption and material waste in sheetfed operations.