JPH0797107A - Paper feeding unit and rotary press equipped with paper feeding unit - Google Patents

Abstract

PURPOSE:To obtain a space saving rotary press capable of feeding a plural number of web writing paper to a printing unit. CONSTITUTION:A paper feeding unit 1 is made by providing a plural number of winding roll fitting means 11 so that web writing paper sheets W may be drawn out all at once from a winding rolls WR stacked up in the vertical direction and fitted to each winding roll fitting means. A rotary press is equipped with the paper feeding unit 1 and a printing unit 2 having a printing means while the printing unit 2 and the paper feeding unit 1 are arranged in the vertical positional relation and the printing unit 2 being composed of a plural number of printing means stacked up in the vertical direction causes to reduce the number of the paper feeding units 1 and the number of feeding range of the winding papers for the paper feeding unit.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper feed unit and a rotary press equipped with the paper feed unit, and more particularly, equipped with a paper feed unit and a paper feed unit which are effective when printing a large number of web materials at once. Regarding rotary press.

[0002]

2. Description of the Related Art A rotary press normally has a paper feeding unit and a printing unit, and a rotary press for simultaneously printing on a large number of web materials such as newspaper printing is disclosed in, for example, "Printing Engineering Handbook", No. 1 Second edition (Gihodo Publishing Co., Ltd. 1983 7)
Issued on 20th of March) 887 page, Figure 5.11 and 889 page, Figure 5.13.

That is, referring to FIG. 7, the paper feeding unit 1 and the printing unit 2 are provided so as to correspond to each other in a vertical position and in a one-to-one correspondence, and the paper feeding unit 1 supplies the rolled paper WR. 2 paper feed units 1, 1
The web W is kept as wide as possible so that the web WR can be inserted at every other interval, and the web W is made to enter this wide area.
R is selectively supplied to the two sheet feeding units 1 and 1 sandwiching this region, and normal handling processing is also performed in this region.

On the other hand, in recent years, for example, "ifra newsp
aper techniques English Edition APRIL 1988 "(INCA-
Published by FIEJ Research Assosiation) Page 64 to 7
There is provided a printing unit in which a plurality of printing means as described on page 3 are stacked.

In this printing unit, as shown in FIGS. 5 and 6, it is possible to print with a plurality of inks by a plurality of printing means 21 on at least one surface of one sheet of web material W, and as shown in FIG. One web sheet W is passed through each printing unit 2 for printing, or a plurality of, for example, two web sheets W are passed through different printing means 21 of the printing unit 2 as shown in FIG. It is known that it is possible to print on the paper W,
By doing so, it is known that, for example, in a newspaper, the color printing surface can be increased, and the variation of color printing and the variation of arrangement of color printed pages can be increased. In each figure, the path of the web paper W is omitted.

[0006]

SUMMARY OF THE INVENTION In the rotary press according to the above-mentioned conventional technique, the normal handling process of the paper rolls in the paper feed units including the supply of the web rolls to the paper feed units as described above is performed between the paper feed units. Therefore, it is necessary to appropriately secure the installation interval of the paper feeding units, and as a result, the arrangement of the paper feeding units is longer than that of the printing units. As a result, the array of paper feeding units does not fit below the array of printing units.

That is, for example, as shown in FIG. 7, in a rotary press that simultaneously prints on eight web material sheets W, an array of eight sheet feeding units 1 is arranged in one printing unit 2 and one folding unit. The length is longer than that of the arrangement including the unit 4, and it is necessary to secure a large site or building of the printing factory. In addition, the arrangement of the paper feeding unit 1 is long, so that the arrangement of the paper feeding unit 1 in the arrangement of the printing unit 2 is large. This results in wasted space on the array side.

Further, as shown in FIG. 5, by means of a rotary press having four printing units in which four printing means are stacked side by side,
Similar to the case shown in FIG. 7, when printing eight web materials at the same time, a path for running the web materials is provided between the two paper feeding units, and the distance between them is sufficiently wider than that of the rotary press shown in FIG. Even in such a case, the result is a larger wasted space than the rotary press shown in FIG.

Therefore, there is a demand for a space-saving type rotary press in which the arrangement of the paper feed units is not longer than that of the print units, and particularly in the rotary press provided with the print unit in which a plurality of printing means are stacked. Requires a space-saving rotary press capable of supplying a plurality of web materials to this printing unit, and in connection with this, a device for space saving of the paper feed unit in the rotary press is required. . The present invention is directed to meeting such needs.

[0010]

The paper feeding unit of the present invention is provided with a plurality of paper roll mounting means vertically stacked so that the web material paper can be simultaneously pulled out from the paper rolls mounted on the respective paper roll mounting means. It has been configured.

Next, the rotary press of the present invention is constructed by stacking a plurality of paper roll mounting means in the vertical direction so that the web material paper can be simultaneously pulled out from the paper rolls mounted on the respective paper roll mounting means. And a printing unit having a printing unit. And
Preferably, the printing unit and the paper feeding unit are arranged in a vertical positional relationship, and further, the printing unit may be composed of a plurality of printing units stacked in the vertical direction.

[0012]

In the above-mentioned paper feeding unit, the web material papers are simultaneously pulled out from the paper webs respectively mounted on the upper and lower paper web mounting means, and the path of the web papers is selected so as to match the desired printing, and the printing unit is selected. The paper can be threaded and printed. In the above rotary press, since the paper feeding unit is configured by stacking a plurality of paper roll mounting means, the arrangement of the paper feeding units does not become longer than the arrangement of the printing units.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A sheet feeding unit and a rotary press equipped with the sheet feeding unit according to an embodiment of the present invention will be described with reference to the drawings. 1 to 4, the sheet feeding unit 1 includes a base 11
A plurality of (two in the illustrated example) paper roll mounting means 13a and 13b are stacked and provided on the column 12 which is erected on the upper side in the vertical direction. Each roll paper mounting means 13a, 13
Reference numeral b is a rotary support frame capable of being rotationally displaceable for mounting a plurality of (two in the illustrated example) webs WR, a tension control device (not shown) for the web material W, and an automatic paper joining device (not shown).
It is equipped with.

Then, the stacked roll paper mounting means 13
The web material paper W can be drawn out from both a and 13b all at once or from only one and supplied to the printing unit 2, and automatic paper splicing is carried out in the respective paper winding mounting means 13a and 13b as one web is consumed. It can be done. The pair of sheet feeding units 1 and 1 facing each other with a space therebetween share one sheet feeding device 3 in the middle thereof.

The take-up paper feeding device 3 is an elevating table which is provided between the bases 11, 11 of the sheet feeding units 1, 1 on both sides so as to be vertically movable.
31 and a rail (not shown) provided on the lifting table 31 and a rail (not shown) provided on a base installation surface which is separated from the lifting table 31 so as to be linked to the rail, via a traverser (not shown). And a paper roll table 32 that can be moved. The elevating table 31 is selectively positioned at two positions, that is, a lower position where the paper roll mounting table 32 on which the paper roll WR is mounted corresponds to the lower paper roll mounting means 13a and an upper position where the upper paper roll mounting means 13b corresponds. Move up and down to position.

Therefore, at the lower position of the lift table 31, the paper roll mounting table 32 is continuously moved from above the rails of the lift table 31 onto the rails of the base installation surface, and is required for the paper roll mounting means 13a. However, at the upper position of the lift table 31 (shown by the chain double-dashed line), the range of movement is only on the lift table 31, so that the upper paper loading means 13b and the paper loading table 32 are required to approach each other. In order to perform the above, the upper paper roll mounting means 13b
Is provided so as to be displaced toward the elevating table 31 from the lower paper roll mounting means 13a.

In the drawing, the upper paper roll mounting means 13b 'shown by a chain double-dashed line indicates the phase when the paper roll is fed from the paper roll supply mount. The tension control device, the automatic paper splicing device and the like do not have to have a new configuration, and may have a conventionally known configuration. Further, the detailed structure of the paper feeding device 3 is not directly related to the present invention, and therefore its explanation is omitted.

The sheet feeding unit 1 described above may be provided as a rotary press provided on the same floor as the printing unit 2, but is preferably provided below the print unit 2 and configured as a rotary press. When the paper feeding unit 1 is provided on the same floor as the printing unit 2, a web material paper running direction changing means including an angle bar is appropriately attached. The rotary press shown in FIGS. 1 to 4 has a printing unit 2 provided above the paper feeding unit 1, and the rotary press shown in FIGS. 1 to 3 has a plurality of printing means 21 (in the example shown in the drawing). 4) stacked printing units 2 are provided, and the rotary press shown in FIG. 4 is provided with the printing unit 2 provided with one printing means 21.

In the rotary press shown in FIGS. 1 to 3, a path for passing one web material sheet W through the four stacked printing means 21 and two above the four stacked printing means 21 are provided. A path for passing the web material paper W separate from the lower two is provided, and a path for guiding the web material paper W exiting the printing unit 2 to the folding unit 4.

In the rotary press shown in FIG. 4, each printing means 21 has one
A path is provided for passing the sheets of web material W, and a path for guiding the web material W exiting the printing unit 2 to the folding unit 4. The details of each of the above paths are not shown in the drawings because they are not directly related to the present invention.

According to the above construction, the paper roll WR is mounted on the paper roll mounting means 13a, 13b provided in the paper feeding unit 1, and the web material paper W is pulled out from the paper roll WR mounted on the paper roll mounting means 13a, 13b. It is possible to perform a printing / folding operation by selecting the path of the web material paper W so as to match the desired printing, and threading the paper through the printing unit 2 to the folding unit 4.

In the rotary press shown in FIGS. 1 to 3, as shown in FIG. 2, four sheets of web material W are fed to separate printing units 2, and each of the web materials W has four printing means.
It is possible to print with four kinds of ink on at least one side by passing through 21 and, as shown in FIG. 1, feed eight sheets of the web material W to each of the separate printing units 2 two by two. , Each of the web materials W can be divided into the upper two printing means 21 and the lower two printing means 21 to pass therethrough, and at least one surface can be printed with two kinds of inks. As shown in FIG. 3, it is possible to print by mixing the paper feed state shown in FIG. 1 and the paper feed state shown in FIG.

In the rotary press shown in FIG. 4, eight sheets of web material W can be fed to separate printing units 2 and printed with one kind of ink on at least one surface.
Further, in the embodiment shown in FIGS. 1 to 4, the printing is performed by being fed to all the printing means 21 of all the printing units 2. For example, in the evening printing for morning printing in newspaper printing, When the number of pages to be printed decreases, the printing unit 2 or the printing unit 21 that is not fed may be provided.

The rotary press shown in FIGS. 1 to 3 in the above embodiment corresponds to the rotary press shown in FIGS. 5 and 6 described in the above-mentioned prior art, and the rotary press shown in FIG. Corresponds to the rotary press shown in FIG. 7 described in the above-mentioned conventional technique. Then, as is apparent from the correspondence, in the rotary press of the above embodiment, the paper feeding unit 1
Is configured by stacking a plurality of paper roll mounting means 13a, 13b, the paper feeding unit 1 is arranged in the printing unit 2.
It will never be significantly longer than the array.

In the above embodiment, the number of layers of the roll paper mounting means of the paper feeding unit 1 is two, but the number of layers is two.
It is not limited to a layer, and the number of paper rolls mounted by each paper roll mounting means is illustrated as two, but the number of paper rolls is not limited to two. Further, the installation position of the paper roll mounting means of each layer with respect to the paper roll mounting base may be an appropriate position at which the paper roll can be delivered, and is not limited to the position of the above embodiment.

[0026]

In the paper feeding unit of the present invention and the rotary press equipped with the paper feeding unit, the number of paper feeding units and the number of paper feeding units are larger than those of the conventional paper feeding unit and the rotary printing press equipped with the paper feeding unit. The arrangement of the paper feed units is shortened and not longer than the arrangement of the print units, since the number of web feed areas for the paper units is reduced. Therefore,
The installation area of the rotary press, which is influenced by the length of the arrangement of the paper feeding units, is reduced, and as a result, the building and site of the printing plant may be small, which can reduce the facility cost and improve the work efficiency.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a sheet feeding unit according to a first embodiment of the present invention and a rotary press provided with the sheet feeding unit.

FIG. 2 is a configuration diagram showing a first modified sheet feeding state in the rotary press of the first embodiment of the present invention.

FIG. 3 is a configuration diagram showing a second modified sheet feeding state in the rotary press of the first embodiment of the present invention.

FIG. 4 is a configuration diagram of a sheet feeding unit and a rotary press equipped with the sheet feeding unit according to a second embodiment of the present invention.

FIG. 5 is a configuration diagram of a paper feeding unit and a rotary press provided with the paper feeding unit in the related art.

FIG. 6 is a configuration diagram showing a first modified sheet feeding state in the conventional rotary press shown in FIG. 5.

FIG. 7 is a configuration diagram showing a second modified sheet feeding state in the conventional rotary press shown in FIG.

[Explanation of symbols]

1 Paper feeding unit 11 Base 12 Columns 13a, 13b Rolling paper loading means 2 Printing unit 21 Printing means 3 Rolling paper feeding device 31 Lifting table 32 Rolling paper placing table 4 Folding unit WR Rolling paper W Web paper

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[Procedure amendment]

[Submission date] November 25, 1993

[Procedure Amendment 1]

[Document name to be corrected] Drawing

[Correction target item name] All drawings

[Correction method] Change

[Correction content]

[Figure 1]

[Fig. 2]

[Figure 3]

[Figure 4]

[Figure 5]

[Figure 6]

[Figure 7]

Claims (4)

[Claims] 1. A paper feeding unit comprising a plurality of paper roll mounting means, which are stacked in a vertical direction so as to be able to simultaneously pull out web materials from the paper rolls mounted on the respective paper roll mounting means. 2. A paper feeding unit and a printing means, wherein a plurality of paper roll mounting means are stacked in a vertical direction and provided so that the web material can be simultaneously pulled out from the web rolls mounted on the respective paper roll mounting means. A rotary press equipped with a printing unit having the same. 3. The rotary press according to claim 2, wherein the printing unit and the paper feeding unit are arranged in a vertical positional relationship. 4. The rotary press according to claim 2, wherein the printing unit is composed of a plurality of printing means stacked in the vertical direction.