JP3098110U - Paper splicing device, paper feeding device for supplying register paper for registration to paper splicing device, paper feeding device with paper splicing device - Google Patents

Abstract

An object of the present invention is to provide a low-priced and simple paper feeding device for eliminating the need to replace and install each time the paper winding and register paper winding are switched to a new job, and easy manual or automatic operation. And a paper splicing device capable of switching between the original paper and the register paper.
A paper feeder provided with a paper splicing device according to the present invention is a device for connecting a real paper supplied to a rotary printing press and a register paper for registration, and has a tubular shape. A pedestal 47a having elevating means 47 capable of moving up and down for mounting the register paper 5 wound on the shaft 70, and a fitting for fitting the end of the shaft 70 to fix the register paper 5 Means 39a, guide means 4, 4a, 7 for guiding the register sheet 5, cutting means 28 for cutting the book sheet 6 or the register sheet 5, and the register sheet 5 or the end of the cut book sheet 6 or the register sheet 5 Crimping means 31, 31a for crimping the actual paper 6, register paper supply means 34z, 35z for supplying the register paper 5 to the crimping means 31, 31a, and real paper supply means 34y, 35y for supplying the actual paper 6 to the crimping means 31, 31a. And
[Selection diagram] Fig. 1

Description

[0001]
[Technical field to which the invention belongs]
The present invention relates to the field of printing, and more particularly to the field of rotary printing using web paper.
[0002]
[Prior art]
Normally, in multi-color rotary printing such as offset, gravure, flexi (typographic), etc. using a take-up paper, registering and tone adjustment of a picture at the start of printing, and further, registering and other registering operations are performed while performing a printing operation. However, the printed matter during this time is discarded as waste paper.
[0003]
Further, there is a printing press in which a special folding machine is directly connected to a rotary printing press.
[0004]
[Problems to be solved by the invention]
The printing press adjusts the folding line position and the perforation position of this special fold while operating and printing this machine even if the printing register and color tone are good, so a large amount of wasted waste paper is generated. It is necessary to purchase additional paper at the expense of the printing company in excess of the permissible reserve, but this cost has squeezed the profits of the printing company and is a serious problem in terms of profitability.
[0005]
For this reason, in the past, printing companies have been forced to use a fraction of surplus winding paper that is inevitably generated by printing companies as register paper (register paper). Each time the color adjustment is completed, it is necessary to remove the printer from the reel stand and replace it with this paper.In addition, there is a problem that the machine is stopped, and it is difficult for any printing company to use the reference paper. As a result, there is a problem that as a result of performing the above-mentioned registration on this paper, the scheme of purchasing extra excess equals cannot be solved.
[0006]
In order to solve the complexity of this exchange work, first, a low-cost and simple paper feeder that eliminates the need to replace and install each time the book winding and register paper winding are switched to a new job, By providing a combination with a paper splicing device that can easily switch between the book and the register paper by manual or automatic operation, workers always use the register paper, solve the above-mentioned problems, and profit in profit The purpose is not only to contribute to improvement, but also to make effective use of resources and to help the preservation of the global environment.
[0007]
[Means for Solving the Problems]
Hereinafter, the present invention will be described. It should be noted that, in order to facilitate understanding of the present invention, reference numerals in the accompanying drawings are added in parentheses, but the present invention is not limited to the illustrated embodiment.
[0008]
The splicing device according to the present invention is a splicing device (50) for connecting a real paper (6) supplied to a rotary printing press and a register paper (5) for registration, wherein the splicing device is Cutting means (28) for cutting the book paper or the register paper; crimping means (31, 31a) for crimping the register paper or the book paper to an end of the cut book paper or the register paper; The paper sheet supply means (34y, 35y) for supplying the paper sheet, and the register paper supply means (34z, 35z) for supplying the register paper to the pressure bonding means, wherein the paper sheet and the register paper, or the register paper, It is characterized in that it is connected to this paper.
[0009]
This makes it possible to easily and freely connect the main paper and the register paper.
[0010]
Further, the paper feeding device for supplying the register paper to the splicing device of the present invention is to supply the register paper to the paper splicing device for connecting the register paper supplied to the rotary printing press and the register paper for registration. Paper feeder (100), comprising fixing means for fixing the register paper, wherein the register paper is wound around a cylindrical shaft (70), and the fixing means fixes the register paper A pedestal (47a) for mounting, a lift (65) having an elevating device (47) capable of vertically moving the pedestal up and down, and fitting means (39a, 39b; ).
[0011]
In this case, the register paper can be easily supplied to the splicing device.
[0012]
Further, the paper feeder having the paper splicing device of the present invention is a paper feeder having a paper splicing device for connecting the real paper supplied to the rotary printing press and the register paper for registration, and A pedestal having a vertically movable means for mounting the register paper wound around the shaft, and a fitting means for fitting the end of the shaft to fix the register paper; Guide means (7, 4, 4a) for guiding the register paper, cutting means for cutting the book paper or the register paper, and pressure bonding for crimping the register paper or the register paper to an end of the cut book paper or the register paper Means, register paper supply means for supplying the registration paper guided by the guide means to the pressure bonding means, and book paper supply means for supplying the book paper to the pressure bonding means.
[0013]
In this manner, the register paper can be easily supplied to the splicing device, and the supplied register paper and the book paper can be easily and freely connected.
[0014]
[Embodiment of the invention]
Hereinafter, the sheet feeding device including the splicing device will be described in detail.
[0015]
FIG. 1 is a schematic view of a paper feeding device provided with a paper splicing device, FIG. 2 shows a paper feeding device, FIG. 2 (a) is a plan view, FIG. 2 (b) is a front view, and FIG. FIG. 3B is an enlarged view of A, and FIG. 3 is an internal structural view of the chucking unit.
[0016]
First, the configuration of a sheet feeding device that supplies register paper to the splicing device will be described with reference to FIG. The paper feeding device 100 is a device for supplying the registration paper 5 to a paper splicing device 50 for connecting the real paper 6 supplied from the rotary printing press and the registration paper 5 for registration.
[0017]
The paper feeding device 100 has a predetermined height on the left and right sides of the bottom body 60 and fixes a roll 5a (hereinafter, referred to as a "roll") around which the register paper 5 to be registered is wound. It has chucking units 40a and 40b. Each of the chucking units 40a, 40b is provided with a shaft 62a, 62b having a chuck cone 39a, 39b at a tip thereof in a horizontal direction at a predetermined height. The shaft 62a provided on the chucking unit 40a on the right side in the figure is fixed, and the shaft 62b provided on the chucking unit 40b on the left side can be extended and contracted by the cylinder 44. These two chuck cones 39a and 39b are provided to face each other. The chuck cones 39a and 39b are tapered so that the tips become thin. In addition, a pedestal 47a (hereinafter, referred to as a “lifter 65”) having a vertically movable elevating device 47 for mounting the roll 5a is provided between the two chucking units 39a and 39b. The chucking unit 40a provided on the right side of the bottom plate 60 is movable in the left-right direction, and the chucking unit 40a has an indicator 67 for position adjustment. The indicator 67 has a memory 67a for positioning. The chucking unit 40a includes a cylinder 45 for positioning the chucking unit 40a based on the indicator 67. The lifter 65 and the chuck cones 39a and 39b provided at the ends of the shafts 62a and 62b provided on the chucking units 40a and 40b function as fixing means for fixing the register paper. In addition, the chuck cones 39a and 39b function as fitting means for fitting to the end of the shaft of the roll 5a around which the register paper 5 is wound.
[0018]
In addition, the register 5 for registration is wound around the outer periphery of the cylindrical shaft 70 of the roll 5a. Further, at the end of the shaft 70, chuck cones 70a, 70b having the same shape as the chuck cones 39a, 39b provided on the chucking units 40a, 40b are provided. As shown in FIG. 3, a motor 41 having a brake connected to a shaft 62a is provided via a belt 46 inside the right chucking unit 40a. This motor 41 rotates the shaft 62a and rotates the roll 5a.
[0019]
Further, the paper feeding device 100 is provided with a plurality of guide rollers 7, 7, 4a for supplying register paper 5 for registration to a paper splicing device 50 for connecting to a real paper 6 to be printed in a rotary printing press described later. And a turning bar 4 for bending the register paper 5 for guiding a predetermined angle. The guide rollers 4a and 7 and the turning bar 4 function as guide means for guiding the register paper 5 to the splicing device.
[0020]
Next, the configuration of the paper splicing apparatus will be described with reference to FIGS.
[0021]
FIG. 4 is an enlarged view of a main part of the paper splicing apparatus. The splicing device 50 is a device for connecting the register paper 6 supplied from the paper feeding device 100 and the real paper 5 supplied from the rotary printing press.
[0022]
The paper splicing device 50 includes a guide roller 35z having a paper end holder 34z for supplying the register paper 5 connected via the guide roller 7, the turning bar 4, and the return guide roller 4a of the paper feeding device 100; A guide roller 35y having a paper holding clamp 34y for supplying the book paper 6 connected to the rotary printing press via a plurality of guide rollers 2, 2,... A plurality of guide rollers 11, 11; a knife 28 for cutting supplied register paper 5 or book paper 6; nip bars 31, 31a for connecting register paper 5 and book paper 6; A guide roller 11 having a paper holding clamp 34 for guiding the paper 5 and the real paper 6 to a printing unit of a rotary printing press. The nip bars 31, 31a are provided with a blower for sucking the register paper 5 or the book paper 6. The nip bars 31, 31a are provided above and below a path through which the register paper 5 or the book paper 6 passes. Further, a clamp unit (hereinafter, referred to as “clamp”) 20 for fixing the book paper 6 or the register paper 5 is provided between the guide rollers 11 on the downstream side of the nip bars 31, 31a. The clamp 20 includes a paper presser 20a and a presser 20b. Further, the guide roller 11, the upper nip bar 31, the knife 28, and the clamp 20 are provided so as to be rotatable 90 degrees to the left. Note that the knife 28 functions as a cutting unit that cuts the book paper and the register paper, and the nip bars 31 and 31a function as a crimping unit that presses the book paper and the register paper or the register paper and the register paper. Further, the paper end holder 34z and the guide roller 35z function as register paper supply means for supplying register paper, and function as book paper supply means for supplying the paper holding clamp 34y and the guide roller 35y to the paper splicing device 50.
[0023]
Next, the operation of the sheet feeding device including the splicing device will be described with reference to FIGS. 1 and 5 to 11. FIG. 5 is a diagram showing a state in which the book is supplied to the splicing apparatus, FIG. 6 is a view showing a state in which the book is cut off, FIG. 7 is a view showing a state in which the book is sucked by the lower nip bar, and FIG. FIG. 9, FIG. 9 is a diagram showing a state in which the register paper is sucked by the upper nip bar, FIG. 10 is a diagram showing a state in which the book and the register paper are connected, and FIG. 11 is a diagram showing a state in which the book and the register paper are connected to the printing unit. It is.
[0024]
First, as shown in FIG. 1, the roll 5a around which the register paper 5 having the same width as the book paper 6 is wound is placed on the lifter 65, and the roll shaft 70 is the same as the shafts 62a and 62b of the chucking units 40a and 40b. The lifter 65 is raised until it reaches the position.
[0025]
Next, the chucking unit 40a on the right side in the figure is moved by operating the cylinder 45 according to the paper width memory of the paper width indicator 48 according to the paper width of the register paper 5 wound around the roll 5a, and is positioned and locked and fixed. .
[0026]
Next, by operating the cylinder 44, the shaft 62b provided on the chucking unit 40b on the left side in the drawing is extended in the direction of the opposing right chucking unit 40a, and the shafts 62a provided on the respective chucking units 40a, 40b, The chuck cones 39a and 39b provided at the distal end of 62b are fitted to the chuck cones 70a and 70b of the roll 70. Since the chuck cones 39a, 39b, 70a, 70b are tapered, the chuck cones 70a, 70b can be brought into close contact with the chuck cones 39a, 39b. In this way, the roll 5a slips and does not run idle, so that the register paper 5 can always be given tension.
[0027]
Next, the register paper 5 is bent 90 degrees toward the book reel stand side through the turning bar 4 having a 45-degree angle in the horizontal direction with respect to the printing press through a plurality of guide rollers 11 and wound around the return guide roller 4a to the paper splicing device 50. To guide. The leading end of the register paper 5 is guided by the guide roller 35z of the paper splicing device 50 and is temporarily fixed by the paper end holder 34z.
[0028]
The paper 6 is supplied from the rotary printing press to the splicing device 50 via the plurality of guide rollers 2. The leading end of the book paper 6 is guided by the guide roller 35y of the paper splicing device 50, is clamped by the paper holding clamp 34y, and stands by.
[0029]
As shown in FIG. 5, first, the book paper 6 is passed through the inside of the paper splicing device 50 through the guide rollers 11, 11, and 35x, and the rotary printing is performed. To the printing unit of the machine.
[0030]
Next, when connecting the register paper 5 at a predetermined portion of the book paper 6, as shown in FIG. 6, first, the paper end holder 34x of the guide roller 35x is actuated to firmly hold the book paper 6 so that it does not slip off. Then, the book paper 6 is fixed by the upper nip bar 31 and the lower nip bar 31a. In particular, the book paper 6 is fixed by vacuum suction on the lower nip bar 31a. Further, the book paper 6 is pressed and fixed by the clamp 20. These series of operations are intended to prevent the paper edge from slipping in the forward direction when the main paper 6 is cut. When the fixing of both sides of the paper to be cut in this way is completed, the knife 28 is lowered to cut the paper 6.
[0031]
Next, the upper nip bar 31 is raised, and the paper end of the paper 6 on the printing press side is vacuum-sucked to the lower nip bar 23. Next, the main paper 6 is once held by the paper press clamp 34y of the guide roller 35y.
[0032]
Next, as shown in FIGS. 7 and 8, the guide rollers 11, 11, the upper nip bar 31, the knife 28, and the clamp 20 are turned to the right by 90 degrees, and the register paper 5 is spliced through the guide rollers 11. It is supplied inside the device 50. At this time, the tip of the register paper 5 is vacuum-adsorbed and fixed by the upper nip bar 31. At this time, a double-sided adhesive tape is applied near the end of the register paper 5 with the anti-adhesion tape peeled off (not shown).
[0033]
Next, as shown in FIG. 9, the guide roller 11, the upper nip bar 31, the knife 28, and the clamp 20 are rotated 90 degrees to the right while the upper nip bar 31 holds the leading end of the register paper 5 (return to the original position). ).
[0034]
Next, as shown in FIG. 10, the lower nip par 23 sucking the end of the book paper 6 rises and presses against the upper nip bar 31 holding the leading end of the register paper 5, thereby pressing the book paper 6 together. The register paper 5 is connected. At this time, the paper end of the book paper 6 on the reel stand side is firmly fixed to the guide roller 35y by the pressing clamp 34y. That is, when the work is switched and the paper 6 is also switched to another paper, another paper is attached to the reel stand of this machine, the web end of the old paper 6 is cut off from the winding of the paper edge and the completed old paper, and the paper edge is cut off. This is because if the sheet is joined with the double-sided tape, it can be connected to another take-up without newly passing the sheet to the sheet joining unit. That is, the paper end of the old book paper 6 is fixed by the guide roller 35y and the holding clamp 34y, and the paper end cut off from the take-up of the book paper by the reel stand is connected to another new reel, thereby serving as a paper passing guide for the new book paper. This is to make
[0035]
Next, when the press mechanism 34x of the guide roller 35x is released and printing is started, the registration, color tone, and the like are adjusted with the register paper 5 thereafter. At that time, the register paper 5 used for the adjustment is all discarded as waste paper. As soon as this adjustment work is completed, the switching connection from the register paper to the real paper is performed in the reverse procedure.
[0036]
As described above, the paper feeding device 100 including the splicing device 50 of the present invention has a splicing device for connecting the real paper 6 supplied to the rotary printing press and the register paper 5 for registration. A pedestal 47a having an elevating device 47 that can move up and down for mounting the register paper 5 wound on a cylindrical shaft 70 and an end of the shaft 70 Chuck cones 39a, 39b for fixing the register paper 5, guide rollers 4a, 7 and turning bar 4 as guide means for guiding the register paper 5, and a knife for cutting the book paper 6 or the register paper 5 28, an upper nip bar 31 and a lower nip bar 31a as pressure bonding means for pressing the registration paper 5 or the paper 6 to the end of the cut paper 6 or the registration paper 5, and a guide to the pressure means by the guide means. A guide roller 35z and Kamitan holder 34z supplies register paper 6 which is provided with a guide roller 35y and paper pressure holder 34y for supplying the newspaper to the crimping means. The splicing device 50 and the paper feeding device 100 may function as separate bodies. Specifically, the paper splicing device 50 is a paper splicing device for connecting the book paper 6 supplied to the rotary printing press and the register paper 5 for registration, and cuts the book paper 6 or the register paper 5. Knife 28, an upper nip bar 31 and a lower nip bar 31 a as crimping means for crimping the register paper 5 or book paper 6 to the end of the cut book paper 6 or register paper 5, and the guide means to the crimping means. A guide roller 35z and a paper end holder 34z for supplying the guide paper 6 to be guided, and a guide roller 35y and a paper holding holder 34y for supplying the book paper to the pressurizing means are provided. Further, the paper feeding device 100 for supplying the register paper to the splicing device supplies the register paper to the splicing device for connecting the real paper 6 supplied to the rotary printing press and the register paper 5 for registration. A pedestal 47a having an elevating device 47 capable of moving up and down for placing the register paper 5 wound around a cylindrical shaft 70, and an end of the shaft 70. And chuck cones 39a and 39b for fitting and fixing the register paper 5.
[0037]
In this manner, the register paper can be easily supplied to the splicing apparatus, and the supplied register paper and the book paper can be easily and freely connected.
[0038]
As mentioned above, the odd winding that is to be discarded is reused as reference paper, and the waste paper used for registration and color adjustment is recycled as recycled waste paper, and the effect of effective use of resources is not only great. In addition, the replenishment cost of the printing company itself due to excess printing reserve of the paper is significantly reduced, and the effect on corporate profit improvement is great. Also, the tension mechanism of the paper feeder uses the in-feed tension mechanism of this machine without changing the paper path, so the reel stand for register paper does not need to have the in-feed tension mechanism. By controlling the rotation of the chuck cone 39a by 41, the paper feeding tension can be controlled. Therefore, it can be manufactured at an extremely low price of 1/3 or less of a normal paper feeder.
FIG. 1 is a schematic diagram of a paper feeding device including a paper splicing device.
2 (a) is a plan view, FIG. 2 (b) is a front view, and FIG. 2 (c) is an enlarged view of A in FIG. 2 (b).
FIG. 3 is an internal structural diagram of a chucking unit.
FIG. 4 is an enlarged view of a main part of the paper splicing apparatus.
FIG. 5 is a diagram illustrating a state in which the paper is supplied to a paper splicing apparatus.
FIG. 6 is a diagram showing a state in which the paper is cut.
FIG. 7 is a diagram illustrating a state in which the paper is sucked by a lower nip bar.
FIG. 8 is a diagram illustrating a state in which register paper is supplied to a splicing apparatus.
FIG. 9 is a diagram showing a state in which a register paper is sucked by an upper nip bar.
FIG. 10 is a diagram showing a state in which the book paper and the register paper are connected.
FIG. 11 is a diagram illustrating a state in which the paper and the register paper are connected and supplied to the printing unit.
[Explanation of symbols]
4 turning bar 4a guide roller 5 register paper 6 book paper 7 guide roller 28 cutting means (knife)
31 Crimping means (upper nip bar)
31a crimping means (lower nip bar)
34y Paper supply means (paper clamp)
34z Register paper supply means (paper end holder)
35y Paper supply means (guide roller)
35z Register paper supply means (guide roller)
39a Fitting means (chuck cone)
39b Fitting means (chuck cone)
47 elevating device 47a pedestal 50 paper splicing device 65 lift 70 shaft 100 paper feeding device

Claims (3)

A paper splicing device for connecting the real paper supplied to the rotary printing press and the register paper for registration,
The paper splicing device includes:
Cutting means for cutting the paper or register paper,
Crimping means for crimping the register paper or book paper to an end of the cut book paper or register paper,
Book paper supply means for supplying the book paper to the pressure bonding means,
Register paper supply means for supplying the register paper to the pressure bonding means,
With
A splicing device for connecting the book paper and the register paper or the register paper and the book paper. A paper feeder for supplying register paper to a paper splicing device for connecting register paper for register and register paper supplied to a rotary printing press,
Comprising fixing means for fixing the register paper,
The register paper is wound around a cylindrical shaft,
The fixing means includes a pedestal for mounting the register paper having elevating means capable of ascending and descending up and down, and a fitting means for fitting with an end of the shaft. Feeder that supplies register paper to the splicing device. A paper feeder having a paper splicing device for connecting the real paper supplied to the rotary printing press and the register paper for registration,
A pedestal having a lifting means capable of moving up and down for mounting the register paper wound on the cylindrical shaft,
Fitting means for fitting the end of the shaft to fix the register paper;
Guide means for guiding the register paper,
Cutting means for cutting the paper or register paper,
Crimping means for crimping the register paper or book paper to an end of the cut book paper or register paper,
Register paper supply means for supplying register paper guided by the guide means to the pressure bonding means,
Book paper supply means for supplying the book paper to the pressure bonding means,
A sheet feeding device provided with a paper splicing device, comprising:

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