Printing plate roller

A printing plate roller and layout technology, which is used in printing, printing presses, rotary printing presses, etc., can solve the problems of high cost of plate making, increased cost, and prolonged production cycle.
CN1666865AInactive Publication Date: 2005-09-14ζŽζ™Ί
0 Cites 4 Cited by

Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
ζŽζ™Ί
Publication Date
2005-09-14
Estimated Expiration
Not applicable Β· inactive patent

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
  • Figure 3
    Figure 3
Patent Text Reader

Abstract

The invention relates to a printing roller and belongs to the printing equipment field. The technological scheme is: it includes the roller-shape printing face with the printing patterns processed on the circle surface of it and the gas-expansion shaft in the print face. The said gas-expansion shaft is the shaft core of the roller. The working principle is: the expansion of the gas-expansion shaft fills in the hollow tube of roller and makes the shaft and the print faces integrate to form the roller.
Need to check novelty before this filing date? Find Prior Art

Description

Technical field:

[0001] The invention relates to the technical field of printing equipment, in particular to a replaceable printing plate roller. Background technique:

[0002] Traditional printing plate rolls include gravure printing and letterpress printing, which have the characteristics of multi-color continuous printing. The printing plate roll is usually made of a seamless steel tube after surface treatment. Although it has the advantage of good printing effect, it has an important problem that the cost of plate making is too high. Since the entire printing plate roll is a whole, whenever a printing pattern variety is replaced, the entire printing plate roll needs to be updated, which increases the production cost, especially for some small batches and multi-variety production. Different kinds of printing plate rollers not only greatly increase the cost, but also need to process corresponding printing plate rollers for different varieties, so the whole production cycl...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More