Home Companies Shanghai PrintYoung International Industry Co., Ltd

Offset print Product Name:PRY452B Heavy-Duty four-color offset press

Shanghai PrintYoung International Industry Co., Ltd

Offset print Product Name:PRY452B Heavy-Duty four-color offset press

Country/Region China
City & Province Shanghai

Product Details

The feature of super thick overall cast iron walling and staunch cast iron
foundation as well as the typical offset printer structure ensure the high-speed
operation stability, high precision, long life and enough printing pressure.
Additionally, the vibration-free running of the dampening and inking rollers and
the roller bearings ensure the long smooth running and constant printing quality
to the press.

The rubber cylinder adopts the large-scale offset printer,s usual impression
technology-three-point suspension technology with accurate and reliable pressure
adjustment. The cylinders are adjusted independently without interference to each
other, protecting the roller bearings.
The outside high precision gear drive and cylinder bearer are adopted to ensure
the steady printing pressure transmission and stable rolling of the roller as well as the
large area of field printing, clear screen dot duplicating and petty characters printing.
The overall machine is supplied with the oil in an collective way so that all the
gears and bearings are lubricated from time to time when starting up or in operation
(single-color press adopts manual pump).
The whole inking unit is composed of 15 inking rollers, including 4 plate rollers
of different diameters, featuring quick system response and excellent ink distribution.
The ink fountains are zone controlled by ink fountain key and the individual
adjustment is also available and not interfered with each other. In this way, it
guarantees enough ink reserve and uniform ink supply.

Adopt big machine's special feeder and paper feeding plate, including elaborate
two suction nozzle pick-delivery-type sheet feeding unit and conventional uploading
brush, and sheet pressing roll belt friction-type paper feeding plate. The roller wheel
type side drawing guide sheet transfer unit adopts standard upward swing sheet
transfer unit, and the holding tooth will close up at the cam,s high point, thus the sheet
transfer is stable and accurate.
The quick plate clamps with the locating pins on the plate cylinder is convenient
for the quick loading and unloading of the printing plate. Remote controlled
adjustment device can adjust the printing plate in the circumferential, axial or
diagonally direction without stopping the press. The axially adjusting allowance is
±1.5mm, circumferentially adjusting allowance ±0.67mm, and bevel adjusting
allowance ±0.45mm. Particularly, the registration adjustment in diagonal direction is
HGPM,s own proprietary technology.
For the half high pile delivery, the number of the gripper bars is increased from
2 to 5 and the extended delivery distance is in favor of the thorough drying of the
printings.

PRY Offset Printer video web link: http://v.youku.com/v_show/id_XMjE5NDgwOTQ0.html

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