JP2001114454A - Method and device for presetting register part of printer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a paper discharge part presetting method for a printer, capable of dispensing with the adjustment in the printing work, preventing the waste of a material, arid improving the printing work efficiency by executing the preset of adjustment items of a register part with high accuracy while considering the necessary paper characteristic. SOLUTION: In a printer having a register means for feeding the paper fed from a paper feeding part to an impression cylinder of a printing part while positioning two sides of the paper by a front stopper and a needle, a preset set table including a preset amount of the register means determined on the basis of the paper quality data including the kind, basis weight, size and texture of the paper, is formed, and the preset amount of the register means corresponding to an input value of the paper quality data is selected from the preset set table.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet-fed offset printing press, and more particularly, to a paper fed from a paper feeding unit, which is positioned on two sides by a forehead and a horizontal needle and is transferred to an impression cylinder of the printing unit. The present invention relates to a method and an apparatus for presetting a register in a sheet-fed offset printing press provided with a register for feeding.

[Prior art]

FIG. 7 is a configuration diagram schematically showing the overall configuration of a sheet-fed offset printing press. 7, reference numeral 200 denotes a printing unit provided for each printing ink, 100 denotes a paper feeding unit that supplies the printing paper 1 stored in the paper feeding pile 2 to the printing unit 200, and 300 denotes the printing unit. A paper discharge unit for drying and discharging the printed matter printed in 200. Also, 40
Reference numeral 0 denotes a register unit provided with register means for positioning the two sides of the paper sent from the paper feed unit 100 with the front contact and the horizontal needle and sending the paper to the impression cylinder 5 of the printing unit 200.

A plurality of printing units 200 provided for each printing ink are provided with an ink supply device (not shown) corresponding to the printing ink and a plate cylinder 14 on which a printing plate is wound. The ink transferred to the picture portion of the printing plate is transferred to the blanket cylinder 6, and the paper supplied from the paper supply unit 100 is transferred to the paper guide 9 provided below the impression cylinder 5 and the intermediate cylinder 7.
The ink is received from the blanket cylinder 6 on the impression cylinder 5 while being conveyed, printed, and sent to the paper discharge unit 300. 9 is a paper guide.

[0004] The paper feed unit 100 separates the paper stored in the paper feed pile 2 one by one, places it on a feeder board 3, and positions the rear end of the flywheel 4 provided on the feeder board 3. After the vertical and horizontal positioning is performed by the register unit 400, the paper is accelerated to the printing speed and supplied to the printing unit 200 via the first intermediate cylinder 15.

The register 400 aligns the paper 1 fed from the feeder board 3 in the width direction with a horizontal needle, and aligns the paper 1 in the front-rear direction with a front abutment. It is fed into the impression cylinder 5 of the section 200.

The paper discharge unit 300 receives the printed matter printed by the printing unit 200 by the paper discharge cylinder 8 and conveys the paper from the paper discharge cylinder 8 onto the paper guide 95 while guiding the paper to the paper guide 95. Then, the sheets are stacked on the paper discharge pile 12. In the paper discharge unit 300, only the leading portion of the printed matter (paper) is pinched, and fluttering is likely to occur, so that the paper guide 95 or the paper 1 is blown to stabilize the behavior of the paper. In addition, a fan 10 is provided at an appropriate position, and a vacuum wheel 11 for sucking from inside and decelerating to apply a brake to the running paper when stacking the paper 1 on the paper discharge pile 12 is provided. Further, a dryer 13 for drying the paper 1 after printing is provided.

[0007]

In such a conventional sheet-fed offset printing press, in the register section 400, the paper 1 fed from the feeder board 3 is aligned in the width direction with a horizontal needle, and At this time, the printing paper 200 is fed to the impression cylinder 5 of the printing unit 200 via the first intermediate cylinder 15 in the front-rear direction.

However, in the prior art, the position of the horizontal needle, the vacuum pressure for vacuum suction, the horizontal needle pressing pressure, the air pressure for forming the front contact surface flow, the height of the front contact, etc., in the register portion 400 are described. The adjustment items are preset based on the dimensions of the paper.

For this reason, in the prior art, the presetting of the adjustment items of the register unit 400 is changed as described above regardless of the paper type, paper basis weight, paper rigidity, etc. It is difficult to perform high-precision presetting because the presetting is performed only with the dimensions of the above, and it is necessary to perform adjustment in consideration of the paper type, paper basis weight, paper rigidity, etc. at the start of the printing operation, Useless paper is consumed for such adjustment, and unnecessary adjustment time is required for adjustment work, which results in waste of materials and reduction in printing efficiency.

In view of the problems of the prior art, the present invention makes it possible to accurately perform presetting of adjustment items of a register section by incorporating necessary paper characteristics, thereby eliminating the need for adjustment work during printing work. It is an object of the present invention to provide a method of presetting a register portion of a printing press, which can avoid waste of materials and improve a printing operation efficiency.

[0011]

According to the present invention, in order to solve the above-mentioned problems, a paper sent from a paper feeding section is positioned on two sides by a front contact and a horizontal needle. A register presetting method for a printing press provided with registering means for performing and sending to the impression cylinder of the printing unit, based on paper quality data including the paper type, basis weight, paper size, and grain of the paper, and calculated preset data. A preset setting table in which the preset amount of the register is set in a database is created, and a preset amount of the register corresponding to the input value of the paper quality data is selected from the preset table. A register preset method for printing press is proposed.

According to a ninth aspect of the present invention, there is provided an apparatus for carrying out the first aspect of the present invention, wherein the paper sent from the paper feeding section is positioned on two sides by a front contact and a horizontal needle. In the printing press equipped with register means to send to the impression cylinder of the printing unit,
Paper quality data input means for inputting paper quality data including the paper type, basis weight, paper size, and paper grain of the paper; calculating means for calculating preset data based on the paper quality data; and the register means based on the paper quality data And a preset setting table in which preset amounts are set.

According to this invention, the paper type, basis weight, paper size and paper quality data including the paper grain of the paper to be printed, and the thickness and mass of the paper calculated from the paper quality data,
Based on the paper quality data, adjustment items such as the position of the horizontal needle, the vacuum pressure for vacuum suction, the horizontal needle pressing pressure, the air pressure for forming the front contact surface flow, and the height of the front contact, which constitute the register means, are set based on the paper quality data. Since the preset amount of the adjustment item of the means is provided with a preset setting table in the form of a database, by using the preset setting table, by selecting the preset amount corresponding to the input value of the adjustment item,
It can be preset with a high degree of accuracy to a value adapted to the required paper characteristics.

The invention according to claims 2 to 8 is the first invention.
The present invention according to claim 2 relates to a presetting method for each of the adjustment items described in claim 1, wherein the registering means in claim 1, wherein the horizontal needle comprises a vacuum suction horizontal needle by suction from a vacuum pump; The weight of the paper is calculated from the basis weight of the data and the paper size, and the preset pressure setting table is set based on the paper weight or the basis weight of the paper quality data and the paper type of the paper quality data. Create a horizontal needle vacuum pressure setting table in which the preset amount is set, and from the horizontal needle vacuum pressure setting table, the vacuum pressure of the vacuum suction horizontal needle corresponding to the input value of the paper mass or basis weight and paper type. Is selected.

According to this invention, the relationship between the paper mass calculated from the basis weight and paper size of the paper quality data and the vacuum pressure of the vacuum suction horizontal needle by suction from the vacuum pump is determined by the horizontal needle vacuum for each paper type. When the paper type of the paper to be printed and the basis weight of the paper mass or the paper quality data are set in the pressure setting table, the vacuum suction side corresponding to the input value from the horizontal needle vacuum pressure setting table is input. A preset value of the needle vacuum pressure is determined. Therefore, according to this invention, the vacuum pressure of the vacuum suction horizontal needle can be preset with a high degree of accuracy to a value adapted to the mass and type of paper.

According to a third aspect of the present invention, in the first aspect, the registering means includes a foreground air supply means for forming an air flow along the abutment surface of the forehead, and the paper is supplied from the paper quality data. The sheet thickness is calculated, and as a preset setting table, a front-end air pressure setting in which a preset amount of the air pressure of the front-end air supply unit is set based on the sheet thickness, the paper grain of the paper quality data, and the paper type of the paper quality data. Create a table,
A preset amount of air pressure of the forehead air supply means corresponding to the input values of the paper thickness, paper grain, and paper type is selected from the forehead air pressure setting table.

According to this invention, the relationship between the paper thickness and the grain calculated from the paper quality data and the air pressure of the airflow flowing along the contact surface is determined by the front air pressure setting for each paper type. When the paper type of the paper to be printed and the paper thickness and grain are set in the table, the preset value of the front section air pressure corresponding to the input value is calculated from the front section air pressure setting table. Can be Therefore, according to the invention,
The air pressure of the airflow flowing along the contact surface of the forehead can be preset with a high degree of accuracy to a value adapted to the thickness, grain and type of the paper.

According to a fourth aspect of the present invention, in the first aspect, the register means includes an eave height adjusting means for adjusting the eave height of the forehead, and calculates a paper thickness from paper quality data. And, as the preset setting table, based on the paper thickness, to create a forehead eave height setting table in which a preset amount of the forehead eave height is set,
A preset amount of the eave height corresponding to the input value of the paper thickness is selected from the forehead eave height setting table.

According to this invention, the relationship between the paper thickness and the eave height of the forehead is set in the eave height setting table, and when the paper thickness of the paper to be printed is input, the eave height setting is performed. A preset value of the eave height corresponding to the input value is obtained from the table. Therefore, according to the invention, the eave height of the forehead can be preset with a high precision to a value adapted to the paper thickness.

According to a fifth aspect of the present invention, in the first aspect, the registering means includes a horizontal needle position adjusting means for adjusting a position of the horizontal needle, and the preset setting table includes a sheet of the paper quality data. A horizontal needle position setting table in which a preset amount of the position of the horizontal needle is set based on the width of the horizontal needle, and from the horizontal needle position setting table, the horizontal needle corresponding to the input value of the width of the paper is set. A preset amount of position is selected.

According to this invention, the relationship between the width of the paper in the paper quality data and the position of the horizontal needle is set in the horizontal needle position setting table, and the paper size of the paper to be printed, that is, the paper width is input. Then, a preset value of the position of the horizontal needle corresponding to the input value is obtained from the horizontal needle position setting table. Therefore, according to this invention, the position of the horizontal needle can be preset with a high precision to a value adapted to the paper width.

According to a sixth aspect of the present invention, in the first aspect, the register means includes a horizontal needle roller for pressing the horizontal needle at a predetermined pressure, and calculates the mass of the paper from the paper quality data. As a preset setting table, a horizontal needle roller pressing pressure setting table in which a preset amount of the horizontal needle roller pressing pressure is set based on the basis weight of the paper mass or paper quality data and the paper type of the paper quality data is created. A preset amount of the pressing force of the horizontal needle roller corresponding to the input value of the paper mass or basis weight and the paper type is selected from the horizontal needle roller pressing pressure setting table.

According to this invention, the relationship between the paper mass or the basis weight of the paper quality data and the pressing pressure of the horizontal needle roller for pressing the horizontal needle at a predetermined pressure is determined by the horizontal needle roller pressing pressure setting table for each paper type. When the paper type of the paper to be printed and the paper mass or basis weight of the paper are input, from the horizontal needle roller pressing pressure setting table, the horizontal needle roller of the horizontal needle roller corresponding to the input value is set. A preset value of the pressing pressure is obtained. Therefore, according to this invention, the pressing pressure of the horizontal needle rollers can be preset with high accuracy to a value adapted to the paper mass or basis weight and paper type of the paper.

According to a seventh aspect of the present invention, in the first aspect, the registering means includes a paper pressing plate for pressing the paper at a predetermined pressure in the front contact portion to stabilize a front end position of the paper, The thickness of the paper is calculated from the paper quality data, and as the preset setting table, based on the paper thickness, the grain of the paper quality data, and the paper type of the paper quality data, the preset amount of the pressing pressure of the paper holding plate is set. Create a set front contact portion paper pressing plate pressing pressure setting table, and from the front contact portion paper pressing plate pressing pressure setting table, set the paper thickness, the grain size, and the paper pressing plate corresponding to the input value of the paper type. It is characterized in that a preset amount of pressing pressure is selected.

According to this invention, the relationship between the paper thickness and the paper grain and the pressing pressure of the paper pressing plate for stabilizing the front end position of the paper by pressing the paper at the front contact portion with a predetermined pressure is a paper type. Each time the paper type of the paper to be printed, the thickness of the paper, and the grain size are input, the paper pressing plate pressing plate is set. From the pressure setting table, a preset value of the pressing pressure of the paper press plate corresponding to the input value is obtained. Therefore, according to the present invention, the pressing pressure of the paper holding plate can be preset with high accuracy to a value adapted to the paper type, paper thickness, and grain size of the paper to be printed.

According to an eighth aspect of the present invention, in the first aspect, the registering means includes a paper pressing plate for pressing the paper at a predetermined pressure in the front contact portion to stabilize a front end position of the paper, Calculate the thickness of the paper from the paper quality data, and create a forefront paper holding plate position setting table in which a preset amount of the vertical position of the paper holding plate is set based on the paper thickness as the preset setting table. And selecting a preset amount of the vertical position of the paper press plate corresponding to the input value of the paper thickness from the front contact paper press plate position setting table.

According to this invention, the relationship between the paper thickness and the vertical position of the paper pressing plate for stabilizing the position of the front end of the paper by pressing the paper at a predetermined pressure in the front contact portion is determined by the relationship between the front contact paper When the paper thickness of the paper to be printed is set in the presser plate position setting table and the paper thickness of the paper to be printed is input, the vertical position of the paper presser plate corresponding to the input value is obtained from the front contact paper presser plate position setting table. A preset value is determined. Therefore, according to the invention, the vertical position of the paper holding plate can be preset with a high degree of accuracy to a value adapted to the thickness of the paper to be printed.

[0028]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to an embodiment shown in the drawings. However, unless otherwise specified, the dimensions, materials, shapes, relative arrangements, and the like of the components described in this embodiment are not intended to limit the scope of the present invention thereto, but are merely illustrative examples. It's just

FIG. 1 is a control block diagram of a register preset device of a sheet-fed offset printing press according to a first embodiment of the present invention, and FIG. 2 is a view of a sheet-fed offset printing press according to a second embodiment. FIG. 3 is a configuration diagram showing an example of a horizontal needle vacuum pressure setting table, FIG. 4 is a configuration diagram showing another example of the horizontal needle vacuum pressure setting table, and FIG. FIG. 6 is a side view of the first embodiment of FIG.
FIG. 7 is a side view of a second embodiment of the register.

FIG. 5 shows a first embodiment of the register 400.
45, the feeder board 3 of the paper feeding unit 100
Reference numeral 53 denotes a horizontal needle for adjusting the position in the width direction of the paper fed from the front. The first intermediate cylinder 15 of the printing unit 200 holds the paper that has passed through the forehead 45.
Is a feeder board of the paper feeding unit 100, and 5 is an impression cylinder of the printing unit 200.

Numeral 47 denotes a vacuum pump, and the horizontal needle 53 comprises a vacuum suction horizontal needle by suction from the vacuum pump 47 via the air pipe 51. Reference numeral 49 denotes a vacuum pressure adjusting valve for adjusting the vacuum pressure of the vacuum suction horizontal needle 53. Reference numeral 48 denotes a blower pump. The blower pump 48 supplies air for forming an air flow along the contact surface of the forehead 45 through the air pipe 52 and the air outlet 521. ing. Reference numeral 50 denotes an air pressure adjusting valve for adjusting the air pressure of the surface air flow forming air.

In the register section 400, the paper 1 fed from the feeder board 3 is supplied to the vacuum suction horizontal needle 53.
The suction position is adjusted by the vacuum pressure applied to the forehead 45, the widthwise position is adjusted, and the front end of the paper is made flat by the Bernoulli pressure formed on the surface of the forehead 45. The printing unit 20 via one intermediate cylinder 15
0 is sent to the impression cylinder 5. Reference numeral 451 denotes a forehead eave provided on the forehead 45. The forehead eave 451 can be adjusted in height by a forehead eave height adjusting means 87 described later.

FIG. 6 shows a second embodiment of the register 400.
Reference numeral 54 denotes a horizontal needle roller which is adjusted by pressing with a predetermined pressure. Reference numeral 55 denotes a front contact sheet press, and the front contact sheet press 5
5, the printing paper 1 is pressed at a predetermined pressure to stabilize the front end position of the paper 1. Reference numeral 56 denotes a paper press pressing mechanism for adjusting the pressing pressure of the front contact paper press 55.
The configuration of the register 400 described above is the same as in the related art.

In the present invention, the method and apparatus for presetting each of the adjustment items in the register 400 are improved.

That is, in FIG. 1 which shows a control block diagram of a preset device for register portion adjustment items, reference numeral 30 denotes paper quality input means which is configured as follows.

Reference numeral 31 denotes a paper type input unit for inputting a paper type such as coated paper or high-quality paper; 32, a grammage input unit for inputting the grammage of the paper; A paper grain input unit 34 for inputting a paper size, a paper size input unit (A) for inputting a vertical dimension of the paper, and a paper size input unit (B) for inputting a horizontal dimension of the paper.

The paper quality data from the paper quality input means 30 is input to the preset amount setting means 40. In the preset amount setting means 40, reference numeral 39 denotes a paper thickness setting unit. The basis weight is input from the basis weight input unit 32, and as shown in FIG. 8, a relationship diagram between the basis weight Y and the paper thickness T is obtained. , you obtain the paper thickness T ₁ corresponding to該坪amount Y ₁ which is input (set).

Reference numeral 41 denotes a paper mass setting unit, which is inputted from the basis weight input unit, the vertical dimension of the paper inputted from the paper size input unit (A), and inputted from the paper size input unit (B). Then, the mass of the conveyed paper 1 is calculated based on the lateral dimensions of the paper to be conveyed.

Reference numeral 81 denotes a horizontal needle vacuum pressure setting table. The horizontal needle vacuum pressure setting table 81 includes the paper mass setting section 4.
The weight of the paper calculated in step 1 or the basis weight input unit 3
2 and the paper type from the paper type input unit 31, respectively. In the horizontal needle vacuum pressure setting table 81, the relationship between the mass of the paper or the basis weight of the paper and the horizontal needle vacuum pressure of the vacuum suction horizontal needle 53 adjusted by the vacuum pressure adjusting valve 49 is determined for each paper type. Is set to

FIGS. 3 and 4 show the horizontal needle vacuum pressure setting table.
Show FIG. 3 shows an analog system, that is, before being shown in the table.
The horizontal needle vacuum pressure setting table 81 is coated paper, high quality
Relationship between paper mass m and horizontal needle vacuum pressure P for paper types such as paper and paperboard
Is set. That is, in FIG.
Mass m₁₁~ M₁₂Is in the range of₁Set in
Paper mass m of fixed section 12₂₁~ M₂₂In the range
The horizontal needle vacuum pressure P is ₁To hold. And section 21
Paper mass m₃₁~ M₃₂, The vacuum pressure P of the horizontal needle becomes
P₂, And the paper mass m of the section 22₄₁~ M₄₂
Is in the range of₂To hold.

Accordingly, the type of paper to be printed (coated paper,
When the paper mass m is determined, the set value of the horizontal needle vacuum pressure P corresponding to the paper mass m can be immediately obtained from the horizontal needle vacuum pressure setting table 81. It is possible to manually preset the horizontal needle vacuum pressure P to the above-mentioned set value via the line 85.

FIG. 4 shows a horizontal needle vacuum pressure setting table 81 of a digital display, which is stored in a database corresponding to the setting table of the analog display. In FIG. 4, the paper type address of the paper to be printed is 00 for coated paper,
01 for high quality paper and 10 for paperboard. . . Is set as follows.
Then, an address of the paper mass m is set for the paper type,
Addresses corresponding to _{m 11} of FIG. 3 is _{000, m 12} is 0
It becomes 10. Also, m ₂₁ → 100, m ₂₂ → 110,
m ₃₁ → 001, m ₃₂ → 011, m ₄₁ → 101, m
₄₂ → 111.

Therefore, the paper type is coated paper (address 00).
Cases, setting value of the paper type and paper quality amount ranging from address 00000 00010 with m (range corresponding to the section 11 of FIG. 3), the side lay vacuum pressure P is next _{P 1,} address 001
00 from 00110 range setting value (corresponding ranges to the section 12 of FIG. 3), the side lay vacuum pressure P changes to _{P 2.}
In the right column of FIG. 3, the above digital addresses are also described.

[0044] Therefore, paper type address (e.g. coated paper 00) of the paper to be printed with the paper quality amount addresses (e.g. paper quality amount _{m 11} 000), for example type 00000 when the paper quality amount _{m 11} with coated paper if it is, side lay side lay vacuum pressure P ₁ corresponding to the address 00000 inputted from the vacuum pressure setting table 81 is automatically read out, is input to the side lay vacuum pressure adjusting means 85, lateral needle vacuum Pressure adjusting means 85
Thus, the presetting of the horizontal needle vacuum pressure can be automatically performed.

When the paper type of the paper to be printed and the paper mass or the basis weight of the paper are input as described above, the input values are obtained from the horizontal needle vacuum pressure setting table 81. A preset value of the horizontal needle vacuum pressure corresponding to the above is obtained.

The horizontal needle vacuum pressure is input to the horizontal needle vacuum pressure adjusting means 85.
As described above, the horizontal needle vacuum pressure of the vacuum suction horizontal needle 53 adjusted via the vacuum pressure adjusting valve 49 manually or automatically is set to the preset value. Therefore, the horizontal needle vacuum pressure is preset with high accuracy to a value adapted to the mass or basis weight and paper type of the paper.

Reference numeral 82 denotes a forehead air pressure setting table.
The paper thickness set by the paper thickness setting unit 39 and the paper type and grain of the paper 1 to be printed from the paper type input unit 31 are respectively input to the front contact air pressure setting table 82. Is done.
In the forehead air pressure setting table 82, the thickness and the grain of the paper 1 and the air for forming an air flow along the contact surface of the forehead 45, which is adjusted through the air pressure adjusting valve 50, are adjusted. The relationship with the front air pressure is set for each paper type. The configuration of the forehead air pressure setting table 82 is analog display or digital display similar to that shown in FIGS.

As described above, when the paper type, paper thickness, and grain of the paper to be printed are input, the front pressure corresponding to this input value is obtained from the front contact portion air pressure setting table 82. A preset value of the local air pressure is obtained.

The forehead air pressure of the air flow forming air along the contact surface of the forehead 45 is input to the forehead air pressure adjusting means 86, and the forehead air pressure adjusting means 86 applies the forehead 45 abutment. The air pressure of the airflow forming air along the surface is set to the preset value. Therefore, the forehead air pressure is
The values are preset with a high degree of accuracy to values adapted to the paper type, paper thickness and paper grain.

Reference numeral 83 denotes a forehead eave height setting table. The forehead eave height setting table 83 receives the paper thickness set by the paper thickness setting part 39. In the forehead eave height setting table 83, the relationship between the thickness of the paper 1 and the height position of the forehead eave 451 is set. The configuration of the forehead eave height setting table 83 is analog display or digital display similar to that shown in FIGS.

When the paper thickness of the paper to be printed is inputted as described above, the forehead eaves 4 corresponding to the input value is obtained from the forehead eave height setting table 83.
A preset value at the height position 51 is obtained.

The height position is input to the forehead eave height adjusting means 87, and the forehead eave height adjusting means 87 is provided.
In, the height position of the forehead eaves 451 is set to the preset value. Therefore, the height position of the front eaves 451 is preset with high precision to a value adapted to the thickness of the paper to be printed.

Reference numeral 84 denotes a horizontal needle position setting table. The horizontal needle position setting table 84 receives the width of the paper 1 to be printed from the paper size input section (B).
In the horizontal needle position setting table 84, the relationship between the width of the paper 1 and the position of the horizontal needle 53 is set. The configuration of the horizontal needle position setting table 84 is analog display or digital display similar to that shown in FIGS.

When the width of the paper to be printed is input as described above, the horizontal needle position setting table 8 is entered.
From 4, the preset value of the position of the horizontal needle 53 corresponding to the input value is obtained.

The selected value of the horizontal needle position is input to the horizontal needle position adjusting means 88, and the horizontal needle position adjusting means 88 sets the position of the horizontal needle 53 to the preset value. Therefore, the position of the horizontal needle 53 is preset with a high precision to a value adapted to the width of the paper to be printed.

In FIG. 2 showing a second embodiment of the present invention,
Reference numeral 89 denotes a horizontal needle roller pressing pressure setting table. In the horizontal needle roller pressing pressure setting table 89, the weight of the paper calculated by the paper weight setting unit 41 or the grammage from the grammage input unit 32, The paper type is input from the paper type input unit 31. In the horizontal needle roller pressing pressure setting table 89, the mass or the basis weight of the paper, the pressing pressure of the horizontal needle roller 54 for adjusting the position of the horizontal needle 53 by pressing the horizontal needle 53 at a predetermined pressure, and Is set for each paper type. The configuration of the horizontal needle roller pressing pressure setting table 89 is shown in FIG.
Analog display or digital display similar to FIG. 4 is performed.

As described above, the preset value of the horizontal needle roller pressing pressure corresponding to this input value is obtained from the horizontal needle roller pressing pressure setting table 89.

The horizontal needle roller pressing pressure is input to the horizontal needle roller pressing pressure adjusting means 92, and the horizontal needle roller pressing pressure adjusting means 9 is used.
In 2, the pressing pressure of the horizontal needle rollers 54 is set to the preset value. Therefore, the horizontal needle roller pressing pressure is:
The value is preset with high precision to a value adapted to the mass or basis weight of the paper and the type of paper.

Reference numeral 90 denotes a front contact portion paper pressing plate pressing pressure setting table. The front contact portion paper pressing plate pressing pressure setting table 90 includes the paper thickness set by the paper thickness setting section 39 and the paper thickness. The paper type and the grain of the paper 1 to be printed are input from the seed input unit 31. In the front contact portion paper pressing plate pressing pressure setting table 90, the front contact portion for stabilizing the front end position of the paper 1 by pressing the paper 1 for printing at a predetermined pressure with the thickness and the grain of the paper 1. The relationship with the pressing pressure of the paper presser 55 is set for each paper type. The configuration of the front contact portion paper pressing plate pressing pressure setting table 90 is analog display or digital display similar to FIGS.

When the type of paper to be printed, the paper thickness and the grain are input as described above, the input values are input from the front contact paper pressing plate pressing pressure setting table 90 to the input values. A corresponding preset value of the preceding contact paper pressing plate pressing pressure is obtained.

The selected value of the pressing pressure of the paper pressing plate is input to the paper pressing plate pressing pressure adjusting means 93, which presses the printing paper 1 at a predetermined pressure. The pressing pressure of the front contact paper press 55 for stabilizing the front end position of the paper 1 is set to the preset value via the paper press press mechanism 56. Therefore, the pressing pressure of the fore-part paper presser plate is preset with high precision to a value adapted to the paper type, paper thickness and paper grain.

Reference numeral 91 denotes a front contact paper holding plate position setting table. The paper thickness set by the paper thickness setting unit 39 is input to the front contact paper holding plate position setting table 90. In the front contact portion paper holding plate position setting table 91, the paper 1
And the vertical position of the front contact paper presser 55 are set. The configuration of the front contact paper pressing plate position setting table 91 is analog display or digital display similar to that shown in FIGS.

When the paper thickness of the paper to be printed is input as described above, the front contact paper pressing plate corresponding to this input value is input from the front contact paper pressing plate position setting table 91. A preset value for the vertical position is obtained.

The selection value of the vertical position of the front contact paper presser plate is input to the paper presser plate position adjusting means 94, and the vertical position of the front contact paper presser 55 is set to the preset value by the paper presser plate position adjuster 94. Set to a value. Therefore, the upper and lower positions of the front contact paper holding plate are preset with a high precision to a value adapted to the thickness of the paper to be printed.

The configuration and operation of the front eave height setting table 83 and the front eave height adjustment means 87 and the horizontal needle position setting table 84 and the horizontal needle position adjustment means 88 in FIG. 2 are shown in FIG. This is the same as the first embodiment.

[0066]

As described above, according to the present invention, the paper quality data including the paper type, basis weight, paper size and paper grain of the paper to be printed, and the thickness and thickness of the paper calculated from the paper quality data are obtained. Based on the mass, adjustment items of the register means such as the position of the horizontal needle constituting the register means, the vacuum pressure of the vacuum suction horizontal needle, the pressing pressure of the horizontal needle roller, the air pressure for forming the front contact surface flow, the height of the front contact eaves, etc. The preset amount corresponding to the input value of the adjustment item can be immediately obtained by using a preset setting table set in a database, and the adjustment item is preset with a high precision to a value adapted to the required paper characteristics. can do.

Therefore, according to the present invention, it is possible to perform the presetting of the adjustment items of the register section with high accuracy by incorporating all the necessary paper characteristics for each of the adjustment items, and the adjustment work at the time of the printing work becomes unnecessary. In addition, the efficiency of the printing operation can be improved, and waste of materials such as waste paper can be avoided.

According to the second aspect of the present invention, the vacuum pressure of the vacuum suction horizontal needle can be preset with a high precision to a value adapted to the mass and type of paper. Also,
According to this configuration, the air pressure of the airflow flowing along the contact surface of the forehead is preset with high precision to a value adapted to the paper thickness, grain and paper type of the paper. Can be. Further, according to the present invention, the eave height of the forehead can be preset with a high precision to a value adapted to the paper thickness. Further, according to the fifth aspect, the position of the horizontal needle can be preset with a high precision to a value adapted to the paper width. Further, according to the sixth aspect, the pressing pressure of the horizontal needle rollers can be preset with high accuracy to a value adapted to the paper mass or basis weight and paper type of the paper. Further, according to the present invention, the pressing pressure of the horizontal needle paper pressing plate can be preset with high precision to a value adapted to the paper type, paper thickness, and grain size of the paper to be printed. it can. Further, according to the present invention, the vertical position of the horizontal needle paper pressing plate can be preset with a high precision to a value adapted to the thickness of the paper to be printed.

[Brief description of the drawings]

FIG. 1 is a control block diagram of a register preset device of a sheet-fed offset printing press according to a first example of an embodiment of the present invention.

FIG. 2 is a control block diagram of a register preset device of a sheet-fed offset printing press according to a second example of the embodiment of the present invention.

FIG. 3 is a configuration diagram illustrating an example of a horizontal needle vacuum pressure setting table.

FIG. 4 is a configuration diagram showing another example of the horizontal needle vacuum pressure setting table.

FIG. 5 is a side view of a register in the first embodiment.

FIG. 6 is a side view of a register in the second embodiment.

FIG. 7 is a schematic overall configuration diagram of a sheet-fed offset printing press.

FIG. 8 is a paper thickness setting diagram in the embodiment.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 paper 2 feed pile 3 feeder board 4 brushing roller 5 impression cylinder 6 blanket cylinder 14 plate cylinder 30 paper quality input means 31 paper type input section 32 basis weight input section 33 paper grain input section 34 paper size input section (A) 35 Paper size input section (B) 39 Paper thickness setting section 40 Preset amount setting means 41 Paper mass setting section 45 Forehead 451 Forehead 47 Vacuum pump 48 Blower pump 49 Vacuum pressure regulating valve 50 Air pressure regulating valve 53 Side needle 54 Side needle Roller 55 Horizontal needle paper presser 56 Paper presser pressing mechanism 81 Horizontal needle vacuum pressure setting table 82 Front contact air pressure setting table 83 Front contact eave height setting table 84 Horizontal needle position setting table 85 Horizontal needle vacuum pressure adjusting means 86 Front contact Part air pressure adjusting means 87 Front abutment eave height adjusting means 88 Horizontal needle position adjusting means 89 Horizontal needle roller pressing pressure setting table 90 Front abutment paper pressing plate Pressure applying setting table 91 before touching section sheet pressure plate position setting table 100 paper feeding unit 200 printing unit 300 sheet discharging section 400 registration unit

Claims (9)

[Claims] 1. A register unit presetting method for a printing press, comprising a register unit for positioning a sheet sent from a sheet feeding unit on two sides by a front contact and a horizontal needle and sending the sheet to an impression cylinder of a printing unit. ,
A preset setting table in which the preset amount of the register means based on the paper type data, the basis weight, the paper size, the paper quality data including the paper grain, and the calculated preset data is made into a database, and the preset setting table is created. A register unit presetting method for a printing press, wherein a preset amount of the register unit corresponding to an input value of the paper quality data is selected from a setting table. 2. The registration means, wherein the horizontal needle is a vacuum suction horizontal needle by suction from a vacuum pump, calculates the mass of the paper from the basis weight and the paper size of the paper quality data, and as the preset setting table, Based on the paper mass or the basis weight of the paper quality data and the paper type of the paper quality data, a horizontal needle vacuum pressure setting table in which a preset amount of vacuum pressure of the vacuum suction horizontal needle is set, and the horizontal needle vacuum is set. 2. A register presetting method for a printing press according to claim 1, wherein a preset amount of vacuum pressure of said vacuum suction horizontal needle corresponding to the input values of said paper mass and paper type is selected from a pressure setting table. 3. The register means includes a forehead air supply means for forming an airflow along the abutment surface of the forehead, calculates a paper thickness from the paper quality data, and as a preset setting table, Based on the paper thickness, the paper grain of the paper quality data, and the paper type of the paper quality data, a front head air pressure setting table in which a preset amount of air pressure of the front air supply means is set is created, and the front head air pressure setting is performed. 2. A register presetting method for a printing press according to claim 1, wherein a preset amount of air pressure of said front air supply means corresponding to input values of said paper thickness, paper grain and paper type is selected from a table. . 4. The estimating means includes eave height adjusting means for adjusting the eave height of the forehead, calculates a paper thickness from paper quality data, and stores the paper thickness as the preset setting table. A forehead eave height setting table in which a preset amount of the forehead eave height is set, based on the forehead eave height setting table, and from the forehead eave height setting table, corresponding to the input value of the paper thickness. 2. The method according to claim 1, wherein a preset amount of the eave height is selected. 5. The registration means includes a horizontal needle position adjusting means for adjusting the position of the horizontal needle, and the position of the horizontal needle is set as the preset setting table based on the width of the paper of the paper quality data. Creating a horizontal needle position setting table in which preset amounts are set, and selecting a preset amount of the horizontal needle position corresponding to the input value of the paper width dimension from the horizontal needle position setting table. The register registration method of a printing press according to claim 1. 6. The register means includes a horizontal needle roller for pressing the horizontal needle at a predetermined pressure, calculates a paper mass from the paper quality data, and
Based on the basis weight of the paper mass or paper quality data and the paper type of the paper quality data, a horizontal needle roller pressing pressure setting table in which a preset amount of the horizontal needle roller pressing pressure is set is created, and the horizontal needle roller is set. 2. The register preset of a printing press according to claim 1, wherein a preset amount of the pressing force of the horizontal needle rollers corresponding to the input values of the paper mass or basis weight and the paper type is selected from a pressing pressure setting table. Method. 7. The registering means includes a paper holding plate for stabilizing a front end position of the paper by pressing the paper at a predetermined pressure in the front contact portion, and calculating a thickness of the paper from the paper quality data. The preset pressure setting table is configured to set a preset amount of pressing pressure of the paper pressing plate based on the paper thickness, the grain of the paper quality data, and the paper type of the paper quality data as the preset setting table. A setting table is created, and a preset amount of the pressing pressure of the paper pressing plate corresponding to the input values of the paper thickness, the paper grain, and the paper type is selected from the front contact paper pressing plate pressing pressure setting table. 2. A register preset method for a printing press according to claim 1. 8. The registering means includes a paper holding plate for stabilizing the front end position of the paper by pressing the paper at a predetermined pressure in the front contact portion, and calculating the thickness of the paper from the paper quality data. A pre-abutment paper holding plate position setting table in which a preset amount of a vertical position of the paper holding plate is set based on the paper thickness as the preset setting table; 2. The register preset method for a printing press according to claim 1, wherein a preset amount of a vertical position of the paper holding plate corresponding to the input value of the paper thickness is selected from the following. 9. A printing machine provided with registering means for positioning paper on a paper fed from a paper feeding unit on two sides by a front contact and a horizontal needle and sending the paper to an impression cylinder of a printing unit. Paper quality data input means for inputting paper quality data including a seed, basis weight, paper size, and grain, arithmetic means for calculating preset data based on the paper quality data, and preset amount of the register means based on the paper quality data. A register setting device for a printing press, comprising: a preset setting table set in a database.