JP2001150625A - Method and apparatus for classifying press plate - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a press plate classifying machine 16 capable of reducing an arranging space even when the classifying number of press plates 12 is large. SOLUTION: Press plates 12 are fed by the feed means 26 of a press plate classifying machine main body 21 distributed to both areas crossing the feed direction of the press plates by one distribution means 27 or other distribution means 28 to be stored in the stockers 22 of both areas. The press plates can be classified to two places of both areas by one press plate classifying machine and, even when the classifying number of printing plates 12 large, an arranging space can be reduced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plate sorting machine and a plate sorting apparatus for sorting plates.

[0002]

2. Description of the Related Art Conventionally, for example, a printing factory for printing newspapers has a plurality of plate-making machines and a plurality of rotary presses, especially when a large amount of newspapers are to be printed within a predetermined time. Printing is performed on each rotary press using a printing plate for offset printing to be made.

In a plate making machine for producing a printing plate, an exposure section exposes the printing plate through a manuscript film for each page of a newspaper.
In the developing section, the printing plate is developed, and in the plate bending section, the edge portion of the printing plate is subjected to plate bending processing so that the printing plate can be mounted on the rotary press.

[0004] Usually, one original film is provided for each page of a newspaper, and one plate making machine uses one original film to make a printing plate to be used by a plurality of rotary presses. In this case, it is necessary to sort the printing plate to be made by each rotary press.However, in order to sort the printing plate manually, the number of workers required for the sorting increases, so a printing plate sorting device that automatically sorts the printing plate is required. I'm using

In a conventional plate sorting apparatus, a printing plate made by a plate making machine with one original film is separated by a sorting transfer device provided downstream of a plate bending section of the plate making machine into individual printing presses. The plate is transported to the sorting machine, and each sorting machine receives the plate being transported by the reversing device, and the reversing device reverses the plate on the transport surface in the direction along the transport direction of the sorting machine, thereby printing the plate. Plates are stored in stockers for each rotary press.

[0006]

However, in the conventional printing plate sorting apparatus, each sorting machine can store printing plates in only one stocker, so that the same number of sorting machines as the number of sorting must be installed. At the same time, a large-scale sorting / conveying device must be installed in order to transport and sort the printing plate made by the plate-making machine to each sorting machine, and there is a problem that a large installation space is required.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a plate sorting machine and a plate sorting apparatus which can reduce the installation space even when the number of plates is large.

[0008]

According to a first aspect of the present invention, there is provided a printing plate sorting apparatus for transferring a printing plate, and distributing the printing plate conveyed by the transferring device to one side and the other side that intersect with the conveying direction. A plate sorting machine body having one-side sorting means and another-side sorting means, and one side sorting means and the other-side sorting means arranged on both sides of one side and the other side of the plate sorting machine body. And a stocker for receiving a printing plate sorted by means.

With this configuration, the printing plate conveyed by the conveying means of the plate sorting machine main body is sorted to both sides intersecting in the conveying direction by one side sorting means or the other side sorting means. The plate can be stored in each stocker on both sides of the plate, so it can be sorted into two places on both sides by one plate sorting machine without using a separate sorting transport device, and the installation space can be reduced even if the number of sorting is large. I do.

According to a second aspect of the present invention, there is provided a plate sorting machine according to the first aspect, wherein the one-side sorting means and the other-side sorting means are rotated about the base end as a fulcrum, and are mounted on the transport means. And a suction pad provided on this sorter to suck the printing plate when the printing plate is sorted.

With this configuration, when the printing plate on the conveying means is sorted to the stocker by the rotation of the sorting members of the one-side sorting device and the other-side sorting device, the printing plate is suctioned by the suction pad of the sorting member. As it is adsorbed, hold the plate and sort it to stockers.

According to a third aspect of the present invention, there is provided a plate sorting machine according to the second aspect, wherein the distributing member is provided on a support shaft provided at a position separated from the conveying means on the base end side. An arm rotatably supported by the support shaft, and a receiving portion having a base end connected to the distal end of the arm and rotating integrally with the arm to pivot the printing plate on the transporting means to the stocker; Things.

[0013] With this configuration, the plate on the transporting means is pivotally moved to the stocker by the distributing body, with the support shaft provided at the base end side of the distributing body separated from the conveying means below the fulcrum. Therefore, for example, even when there is a bent portion at the edge of the printing plate, the plate can be distributed into the stocker so that the bent portions are combined.

According to a fourth aspect of the present invention, there is provided a printing plate sorting apparatus.
(3) A plurality of plate sorting machines according to any one of (3) to (3) are successively arranged in the same direction in which the plate is transported by the transport means.

According to this configuration, the plurality of plate sorting machines according to any one of claims 1 to 3 are continuously arranged in the same direction in which the plate is transported by the transport means. It is possible to sort the corresponding stocker while moving it to the plate sorting machine without using a separate sorting transport device, and to reduce the installation space even if the number of sorting is large.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings.

In FIG. 5, reference numeral 11 denotes a plate making machine.
In 11, the exposure unit exposes the printing plate 12 through the original film, develops the printing plate 12 in the development unit, and
In step (1), one side edge or both side edges of the printing plate 12 is subjected to plate bending processing so that the printing plate 12 can be mounted on a rotary press.

Adjacent to the plate bending section 13 of the plate making machine 11, there is provided a plate sorting apparatus 15 for sorting the printing plates 12 sent out from the plate bending section 13 into sorting destinations. Are arranged side by side.

As shown in FIGS. 1 to 4, a plate sorting machine
Reference numeral 16 denotes a printing plate sorting machine main body 21 and stockers 22 disposed on both sides of the printing plate sorting machine main body 21.

The plate sorting machine main body 21 has a frame 25,
A plurality of transport rollers 26 as transport means for transporting the printing plate 12 placed on the upper surface of the frame 25 are arranged in parallel, and one side distribution means 27 and the other side distribution means 28 are provided on both sides of the frame 25, respectively. It is arranged.

Each of the transport rollers 26 is, for example, a motor roller having a built-in motor. The transport rollers 26 are arranged at equal intervals in the transport direction A at a predetermined pitch, and both ends are supported by the frame 25 by brackets 29. A transport surface for transporting the printing plate 12 in the transport direction A is formed on the upper surfaces of the plurality of transport rollers 26.

The distributing means 27 and 28 have substantially the same structure and are symmetrically disposed on both sides of the frame 25, and each has a distributing body 30 and a driving means 31 for rotating the distributing body 30. I have.

The distributing member 30 is rotatably supported in parallel with the side portion of the frame 25 at the base end side of the distributing member 30, that is, at a position separated from the conveying roller 26 below the side portion of the frame 25. A base 32 of the plurality of arms 33 is fixedly connected to the support shaft 32, and a connecting portion is
The bases of a plurality of forks 35 as receiving parts are connected to the connecting part. Each fork 35
The plurality of transport rollers 26 are arranged at regular intervals at substantially the same pitch as the pitch of the transport rollers 26, and are configured to be able to move up and down through the side of each transport roller 26 without interfering with each transport roller 26. At the tip side of each fork 35, a suction pad 36 for sucking the printing plate 12 is attached.

The driving means 31 has a cylinder 37, and a cylinder body 38 of the cylinder 37 is rotatably supported by the frame 25. Pivotally connected to the tip,
The base end of the lever 40 is fixedly connected to the support shaft 32. Then, the distributing body 30 is forked by the driving means 31.
35 is a distribution standby position below the conveying surface of the conveying roller 26, and the fork 35
Rotate between the distribution position moved to the 22 side.

On the upper surface of the frame 25, a plurality of pins 41 for stopping the printing plate 12 conveyed by the conveying rollers 26 at a predetermined distribution position can appear on the conveying surface at a downstream position in the conveying direction A. These pins 41 are protruded and retracted by driving means 42 such as a cylinder and a solenoid.

The stocker 22 has a carriage 52 that can be run by wheels 51. A plurality of support plates 53 are disposed diagonally above the carriage 52.
A plate storage unit 54 for storing the plate 12 is formed.

Then, as shown in FIG. 5, a plate sorting device
Reference numeral 15 denotes a configuration in which three plate sorting machines 16 are continuously arranged such that the transport direction A of the printing plate 12 by the transport roller 26 of each plate sorting machine 16 matches. The three plate sorting machines 16 are referred to as first, second, and third plate sorting machines 16 from the plate making machine 11 side.

Next, the sorting process performed by the plate sorting device 15 will be described.

In FIG. 5, the printing plate made by the plate making machine 11
12 is sent from the plate bending section 13 in the transport direction A, and is sent to the adjacent first plate sorting machine 16. The plate 12 sent to the first plate sorter 16 is sorted by the first plate sorter 16 if it is to be sorted by the first plate sorter 16, and the first plate sorter 16 If it is not the object to be sorted by the sorting machine 16, it is sent from the first plate sorting machine 16 to the second plate sorting machine 16. The plate 12 sent to the second plate sorter 16 is sorted by the first plate sorter 16 if it is to be sorted by the second plate sorter 16, and the second plate sort is performed. If it is not the object to be sorted by the sorting machine 16, it is sent from the second plate sorting machine 16 to the third plate sorting machine 16. The printing plate 12 sent to the third plate sorting machine 16 is sorted by the third plate sorting machine 16.

As shown in FIGS. 1 and 2, each plate sorter 16 has a plate 12 fed from the upstream side in the transport direction A.
If is the sorting target, the plurality of pins 41 are projected above the transport surface, the printing plate 12 transported in the transport direction A by the plurality of transport rollers 26 is brought into contact, and stopped at a predetermined distribution position.

In order to sort the printing plate 12 into one side of the stocker 22, the cylinder 37 of the one-side sorting means 27 is operated, and the sorter
1 rotates clockwise in FIG. 1 about the support shaft 32 as a fulcrum.
Due to the rotation of the distributing body 30, the plurality of forks 35 at the distribution standby position located below the transport surface of the transport roller 26 rise, and the plurality of suction pads 36 at the tip of each fork 35 move the plate.
The printing plate 12 is suction-held by these suction pads 36. Then, along with the rotation of the distributing body 30, the printing plate 12 is moved into the plate storage section 54 of the stocker 22 on one side while being rotated in an arc shape, and the distributing body 30 is moved to the distribution position. Then, the suction by the suction pad 36 is released, and the printing plate 12 is released to the plate storage unit 54 to store the plate. Thereafter, the cylinder 37 is operated in the reverse direction, and the distributing body 30 is rotated in the opposite direction, that is, counterclockwise in FIG. 1 to return to the original distribution standby position.

When the printing plate 12 is sorted into the stocker 22 on the other side, the sorting is performed in the same manner.

The printing plate 12 stored in the stocker 22 is drawn out to the side of the stocker 22, so that even when a plurality of printing plate sorters 15 are adjacent to each other, the drawn-out stacker 22 can be used.
The printing plate 12 can be easily taken out of the printer.

As described above, in the plate sorting machine 16, the printing plate 12 transported by the transport rollers 26 of the plate sorting machine main body 21 is moved in the transport direction A by the one-side sorting means 27 or the other-side sorting means 28. Sorted to both sides that intersect, each stocker 22 on both sides of the plate sorter body 21
Since the plates can be stored in a single plate, the plate can be sorted into two places on both sides by one printing plate sorting machine 16 without using a separate sorting conveyance device, and the installation space can be reduced even when the number of sorting is large.

The one-side distribution means 27 and the other-side distribution means
When the printing plate 12 on the transport roller 26 is sorted to the stocker 22 by the rotation of the sorting body 30 of 28, the printing plate 12 is sucked by the suction pad 36 of the sorting body 30. 22 can be reliably assigned.

Further, the printing plate 12 on the transport roller 26 is moved by the distributing member 30 to a stocker with a support shaft 32 provided at a position on the base end side of the distributing member 30 below the conveying roller 26 as a fulcrum.
Since the printing plate 12 is pivotally moved, even if the printing plate 12 has a bent portion 12a at the edge thereof, the plate 12 can be distributed into the stocker 22 so that the bent portions 12a are combined.

Further, a plurality of plate sorting machines 15 are
Since the plate 12 is continuously disposed with the transport direction A of the plate 26 being matched, the plate 12 can be sorted into the corresponding stocker 22 while the plate 12 is moved with respect to each plate sorter 15, and another There is no need to use a sorting conveying device, and the installation space can be reduced even if the number of sorting is large.

[0038]

According to the plate sorting machine of the first aspect, the printing plate conveyed by the conveying means of the plate sorting machine main body intersects in the conveying direction by the one-side sorting means or the other-side sorting means. The plates can be sorted on both sides and stored in each stocker on both sides of the plate sorting machine main body, so that one plate sorting machine can sort into two places on both sides without using a separate sorting transport device. Installation space can be reduced even when there are many fractions.

According to the plate sorter of the second aspect, in addition to the effect of the plate sorter of the first aspect, by the rotation of the sorter of the one-side sorting means and the other-side sorting means. When the printing plate on the conveying means is sorted to the stocker, the printing plate is sucked by the suction pad of the sorting body, so that the printing plate can be held and reliably sorted to the stocker.

According to the plate sorter of the third aspect, in addition to the effect of the plate sorter of the second aspect, the plate sorter is provided at the base end side of the sorter at a position separated from the conveying means below. The plate on the transporting means is pivoted to the stocker by the distributing body with the support shaft as a fulcrum, so even if there is a bent portion at the edge of the plate, for example, the inside of the stocker is assembled so that the bent portion is combined. Can be sorted.

According to the plate sorting apparatus of the fourth aspect, the plurality of plate sorting machines according to any one of the first to third aspects are continuously arranged in the same direction by the transport means. As a result, the plates can be sorted into the corresponding stockers while the plates are being moved to each plate sorting machine, so that there is no need to use a separate sorting transport device, and the installation space can be reduced even if the number of sorting is large. .

[Brief description of the drawings]

FIG. 1 is a front view of a plate sorting machine showing an embodiment of the present invention.

FIG. 2 is a plan view of a printing plate sorting machine main body of the printing plate sorting machine.

FIG. 3 is a side view of a printing plate sorting machine main body of the printing plate sorting machine.

FIG. 4 is a side view of a stocker of the printing plate sorting machine.

FIG. 5 is a plan view of the printing plate sorting apparatus.

[Explanation of symbols]

 12 Plate 15 Plate sorter 16 Plate sorter 21 Plate sorter main body 22 Stocker 26 Transport roller as transport means 27 One-side sorter 28 Other sorter 30 Sorter 32 Spindle 33 Arm 35 Fork 36 suction pad as receiving part

Claims (4)

[Claims] 1. A printing plate having transport means for transporting a printing plate, one-side distribution means for distributing the printing plate transported by the transport means to one side and the other side intersecting the transport direction, and a printing plate having another side distribution means. A sorting machine main body; and a stocker disposed on one side and the other side of the plate sorting machine main body to receive the printing plate sorted by the one-side sorting means and the other-side sorting means. A plate sorting machine characterized by the following. 2. The distributing unit according to claim 1, wherein the one-side distributing unit and the other-side distributing unit are turned around a base end side and distribute the printing plate on the conveying unit to a stocker, and a printing unit provided on the distributing unit. 2. The printing plate sorting machine according to claim 1, further comprising a suction pad for sucking the printing plate during plate sorting. 3. The distributing body includes a support shaft provided on the base end side at a position separated from the transfer means below, an arm rotatably supported by the support shaft, and a base end on the distal end of the arm. 3. The plate sorting machine according to claim 2, further comprising a receiving portion that is connected to the side and pivots integrally with the arm to pivotally move the plate on the conveying means to the stocker. 4. A plate sorting apparatus according to claim 1, wherein a plurality of plate sorting machines according to any one of claims 1 to 3 are continuously arranged in the same direction in which the plate is transported by the transport means.