JPH082779A - Printed sheet accumulating device - Google Patents

Abstract

PURPOSE:To prevent improper arrangement of a printed sheet by utilizing a temporary retainer to smoothly deliver a printed sheet group during accumulating to a front retainer. CONSTITUTION:A plurality of front retainers 42 are mounted on a horizontal front retaining supporting plate 41, and also a printed sheet supporting end 42a of this front retainer is left as protruded to a side of an accumulating belt 12 from the front retaining supporting plate 41. Further, a plurality of temporary retainers 28 and a plurality of partitioning skewers 36 are left as mounted respectively in a horizontal temporarily retaining supporting plate 27 and partitioning skewer supporting plate 35 so as to be in a position displaced in a lateral direction from the front retainer 42, and in the case of accumulating printed sheets by using the temporary retainer 28, in accordance with accumulating the printed sheet, its temporary retainer 28 is made to be stored behind the printed sheet supporting end 42a of the front retainer 42, so that a point end of a printed sheet group can be smoothly delivered to the front retainer 42.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a book stacking apparatus for stacking print books discharged from a rotary printing machine or the like so that they can be stacked and bundled so as to be convenient for transportation and handling in a subsequent process.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 8 (a), a table chain 1 constituting a horizontally-arranged integrated table.
On the other hand, the print sheets 2 are vertically fed from above by a stacking belt 3 to support the print sheets on the table chain 1 in an upright state, and the front ends of the print sheets are regulated by a front presser 4 to stack the print sheets 2A. There is known a book stacking apparatus of this type. In this book stack collecting apparatus, when a predetermined number of book stacks are stacked, the stack of books 2A is discharged without being disturbed, and in the meantime, in order to stack the book stacks, the partition skewer 5 and the temporary presser 6 are held.
Are provided and their operations are performed as follows. That is, as shown in FIG. 8B, when a predetermined amount of the booklet group 2A is accumulated, the feeding of the booklet is temporarily interrupted, and the partition skewer 5 waiting behind the accumulation belt 3 is indicated by an arrow. 8C, and as shown in FIG. 8C, the copy group 2
A is moved between the front presser 4 and the partition skewer 5, and then
The temporary presser foot 6 standing by immediately below the stacking belt 3 is lifted, and thereafter, as shown in FIG.
Then, the supply of the printed sheets is restarted, and the temporary holding 6 is used to collect the printed sheets. While accumulating using the temporary presser 6, the printing plate group 2A previously sent out is transferred to the table chain 1 by an appropriate means.
Then, as shown in FIG. 9 (a), the partition skewer 5 is lowered, and then it is moved to the back of the stacking belt 3 under the stack of printing book groups 2 A, as shown in FIG. 9 (b). To return to the original standby position. In addition, front presser 4
The temporary presser foot 6 is advanced to a delivery position for switching, and it is made to stand by at that position. When the temporary presser foot 6 moves along with the stacking of the printing plates 2 and reaches just before the front presser foot 4 waiting at the delivery position, the temporary presser foot 6 is retracted downward and supported as shown in FIG. 9C. The front end of the existing copy book group 2A is supported by the front presser 4. After that, accumulation using the front presser 4 is performed.
On the other hand, the temporary presser 6 then returns to the lower position immediately before the stacking belt 3 and stands by for the next operation. This completes one cycle and returns to the state of FIG.

[0003]

However, in such a conventional book stacking apparatus, as shown in FIG.
When transferring the copy book group which was supported by the front presser foot 4 to the front presser foot 4,
Since the temporary presser foot 6 located in front of the presser foot is pulled out, at that moment, there is a gap between the presser foot group 2A and the front presser foot 4 due to the thickness of the temporary presser foot 6, and the presser foot book group is loosened. There was a problem that there was disorder. Further, since the positions of the temporary presser 6 and the partition skewer 5 need to be exchanged, it is necessary to hold them on different traveling rails so as not to interfere with each other.
Moreover, two or more provisional pressers 6 and partition skewers 5 are provided so as to come into contact with each other at two or more distant locations on the printing plate.
It is not possible to connect them to each other so as to move up and down and move horizontally, and in the end, each of the plurality of temporary pressers 6 and each of the plurality of partition skewers 5 is provided with a mechanism for moving up and down and running. It is necessary to provide a mechanism, and there is a problem that the device configuration becomes complicated.

The present invention has been made in view of the above-mentioned problems of the prior art, and it is possible to smoothly transfer the press book group supported by the temporary presser foot to the front presser foot, and to raise and lower the temporary presser foot and the partition skewer. It is another object of the present invention to provide a printed book stacking device that can simplify the traveling mechanism.

[0005]

In order to solve the above-mentioned problems, the present invention provides a support rail 24 with a front pressing device 18, a partition skewer device 20, and a temporary pressing device 22 as shown in the embodiments of the drawings. The temporary pressing device 22 is supported in order, and the temporary pressing device 22 is supported by the support rails 24, the temporary pressing support plate 27 is held horizontally by the temporary moving table 26, and the temporary pressing support plate 27 is spaced apart from each other. In addition, a plurality of temporary pressers 28 mounted vertically and an elevating mechanism 2 for elevating the temporary presser support plate 27.
9, the partition skewer device 20 is provided with a partition skewer moving table 34 supported by the support rails 24, a partition skewer supporting plate 35 horizontally held by the partition skewer moving table 34, and a space between the partition skewer supporting plate 35. A plurality of partition skewers 36 mounted vertically and an elevating mechanism 37 for elevating the partition skewer support plate 35 are provided, and the pre-pressing device 18 is provided with a pre-pressing moving base 40 supported by the support rails 24 and horizontally. Pre-presser support plate 41 held
And a plurality of front pressers 42 mounted vertically on the front presser support plate 41 at intervals. Then, the position of the front presser 42 in the horizontal plane is set to a position laterally displaced with respect to the temporary presser 28 and the partition skewer 36, and
The front presser 42 has a front presser support plate 41 holding it.
A printing book support end 42a is formed at a position extending toward the accumulation belt side with respect to the stacking belt, and the partition skewer 36 and the temporary pressing 28 are provided between the printing book support end 42a and the front pressing support plate 41.
And can be stored.

[0006]

The function of the present invention is that the stacking device of the present invention has the above-mentioned structure. Therefore, as shown in FIG.
Front presser 4 with 8 retracted from the accumulation belt 12
After carrying out the stacking of the printed sheets using the sheet 2, the partition skewers 36 and the temporary presser 28 are attached to the stacking belt 1 as shown in FIGS. 6 (b) and 6 (c).
2 in front of the stack 2 to discharge the stack of stacks 10A of sheets, and stack the subsequent stacks of prints using the temporary presser 28, and then, as shown in FIGS. 7 (a) and 7 (b), The front presser 42 is moved to a predetermined delivery position, and the temporary presser 28 is stored behind the presser support end 42a of the front presser 42 in the state of standing by at that position. 10A can be smoothly transferred from the temporary presser foot 28 to the front presser foot 42, and it is possible to collect the printed sheets without disturbance. Further, after the completion of the delivery to the front presser 42, the partition skewer 36 and the temporary presser 28 can be returned to their original retracted positions through the bottom of the stack of the copy book groups 10A. Furthermore, during these operations, it is not necessary to switch the positions of the partition skewers 36 and the temporary presser foot 28, so that the plurality of partition skewers 36 and the plurality of temporary presser feet 28 are respectively separated by one partition skewer support plate 35 and one partition skewer support plate 35. The structure can be attached to the temporary presser support plate 27 and can be raised and lowered as a unit, and the partition skewer support base 34 and the temporary presser support base 26 holding them can be held on the same support rail 24 and can be moved. It can be simplified.

[0007]

The preferred embodiments of the present invention will be described below. 1 is a schematic side view of a book stacking apparatus according to an embodiment of the present invention, FIG. 2 is a schematic plan view of FIG. 1 seen in the direction of arrow AA, and FIG. 3 is a schematic view taken along the line BB of FIG. 4 is a schematic view taken along the line CC of FIG. 2, and FIG. 5 is a schematic view taken along the line DD of FIG. Figure 1
In FIG. 5, reference numeral 10 denotes a printing book, 11 denotes a stacking belt portion that vertically transports the printing book 10 downward, and a stacking belt 12 that transports the printing book 10 vertically down and the stacking belt 12 thereof. The front belt 1 that nips and conveys the printed book with the pulley 13 with the
It has 4 etc. Reference numeral 16 is a table chain that supports the printing sheets fed one after another by the stacking belt 12 and forms a stacking table that is stacked on the printing sheet group 10A. As can be seen from FIG. 2, the table chain 16 is a copy book 1
Two pieces are provided so as to support two places apart from each other in the width direction of 0. Further, four accumulation belts 12 are provided so as to support four positions apart from each other in the width direction of the printing book 10, and are arranged at a position where they do not interfere with the table chain 16.

In FIG. 1 and FIG. 2, 18 is a pre-holding device for supporting the front end of the printed book group accumulated on the table chain, and 20 is a partition for supporting the rear end of the accumulated printed book group. A skewer device, 22 is a temporary pressing device that supports the leading end of the printed book group that is fed and accumulated on the table chain when ejecting the collected book group, and 24 is a front pressing device 18 and a partition skewer device. It is a support rail that supports 20 and the temporary pressing device 22 in this order. This temporary holding device 22
As shown in FIG. 3, the temporary presser moving table 26 supported by the support rails 24, the temporary presser supporting plate 27 that is vertically held by the temporary presser moving table 26 and is horizontally held, and the temporary presser supporting plate 2
7, a plurality of (three in the embodiment) temporary pressers 28 that are vertically attached at intervals, a position where the temporary pressers 28 support the brush group on the table chain 16 and a position below the brush group. Lifting mechanism 2 such as an air cylinder that lifts and lowers
Have nine. Three belt drives 30, 31, 32 are provided in parallel with the support rail 24 below the temporary presser base 26. These drive belts 30, 31, 32 are provided.
Are connected to separate drive devices (not shown). The drive belt 30 is fixed to the temporary presser moving base 26, and the temporary presser device 22 is moved by the drive device via the drive belt 30.

As shown in FIG. 4, the partition skewer device 20 also has a partition skewer moving table 34 supported by the support rails 24, and a partition skewer supporting plate 35 which is vertically movable and horizontally held by the partition skewer moving table 34. And a plurality of (three in the embodiment) partition skewers 36 mounted vertically on the partition skewer support plate 35 at intervals.
Further, it has an elevating mechanism 37 such as an air cylinder for elevating the partition skewer 36 to a position on the table chain 16 for supporting the book group and a position below the book group. The drive belt 31 is fixed to the partition skewer moving table 34,
The partition skewer device 20 is moved by the drive device via the drive belt 31. Here, as can be seen from FIG. 2, the mounting positions of the temporary presser foot 28 and the partition skewer 36 in the lateral direction (the direction perpendicular to the table chain 16) are displaced from the stacking belt 11. ,For this reason,
The temporary presser foot 28 and the partition skewer 36 can pass between the stacking belts 11.

As shown in FIG. 5, the front presser device 18 includes a front presser moving base 40 supported by a support rail 24, and a front presser supporting plate horizontally held by the front presser moving base 40 so as to be vertically movable. 41, a plurality of (four in the embodiment) front pressers 42 that are vertically attached to the front presser support plate 41 with a space therebetween, and positions at which the front pressers 42 support the printing book group on the table chain 16. Further, it has an elevating mechanism 43 such as an air cylinder for elevating and lowering it to a position below the copybook group. A drive belt 32 is fixed to the front presser moving base 40, and the front presser 1 is attached via the drive belt 32.
8 is moved by the drive. Here, the position of the front presser 42 in the horizontal plane is a position laterally displaced with respect to the temporary presser 28 and the partition skewer 36, as can be seen from FIG. Further, as can be seen clearly from FIG. 1, the front presser 42 has a shape extending toward the accumulation belt 12 side with respect to the front presser support plate 41 holding the front presser 42, and has a printing plate support end 42a at the tip thereof. Cage and its supporting end 4
The partition skewer 36 and the temporary presser 28 can be housed between the 2a and the front presser support plate 41.

Next, the operation of the above-described printed book stacking apparatus will be described with reference to FIGS. 6 and 7. Now, it is assumed that normal copy book collection is being performed. At this time, as shown in FIG. 6 (a), the scissor-like printed sheet discharged from the rotary printing press is sent vertically downward by the stacking belt 12 and is stopped by the table chain 16 and at the same time opened. Stacked, the tip of which is supported by the front presser 42, and the copy group 1
0A is formed. At this time, the partition skewer 36 and the temporary presser 28 are on standby behind the stacking belt 12.

[0012] When the collection of a set of fixed lengths or a fixed number of copies is completed, the supply of prints by the accumulation belt 12 is temporarily stopped, and in the meantime, as shown in Figs. 6 (b) and 6 (c). As shown in FIG. 4, the partition skewer 36 passes through the stacking belt 12 to support the rear end side of the book block group 10A, and the front presser 42 and the book block group 10A are sandwiched to be ejected from the stacking position. at the same time,
The temporary presser foot 28 also passes through the stacking belt 12, moves to the stacking start position in front of the stacking belt 12, and then the temporary presser foot 28 is used to start stacking. After that, FIG.
As shown in (d), while the temporary presser 28 is used for stacking, the previously sent copy book group 10A is held by an arm or the like (not shown) and taken out to a predetermined place. On this occasion,
The front presser foot 42 and the partition skewer 36 are a book group 10A formed by an arm or the like.
If it interferes with the grasping of the sheet, the front presser 42, the partition skewer 3
6 is lowered to a position where it does not interfere with the arm or the like.

From the table chain 16 to the copy book group 10A
After the sheet has been discharged, the front presser 42 is raised to the original position, and is moved to a predetermined delivery position as shown in FIG. At the same time, the partition skewer 36 is retracted behind the printing plate support end 42a of the front presser 42. In this state, if the stacking by the temporary presser 28 is continued, the temporary presser 28 moves toward the front presser 42, and finally reaches a position overlapping the front presser 42 as shown in FIG. 7B. . As a result, the front ends of the stacks of the copybook groups 10A are supported by the front presser 42, so that the temporary presser 28
From the presser foot to the front presser 42, and then the front presser 4
Accumulation by 2. Thus, the presser foot group 10A is not loosened or disturbed, and the temporary presser foot 28 is moved to the front presser foot 42.
Will be delivered to. When the delivery is complete,
As shown in (c), the temporary presser foot 28 descends to a position where it does not interfere with the copybook group 10A. After that, as shown in FIG. 7 (d), the temporary presser foot 28 and the partition skewer 36 are in the stack of the printing book group 10A.
To the back of the accumulation belt 12 and then to the state of FIG. 6 (a). The above completes one cycle, and the same cycle is repeated thereafter.

In the above description, in FIG. 6 (d), after the print book group 10A is grasped by an arm or the like (not shown) and taken out, the front presser 42 is attached as shown in FIG. 7 (a). Although it is described that the front presser 42 is moved to the delivery position, the front presser 42 is placed on the table chain 16 in the present embodiment.
Since it can be lowered below A, this copy group 10
When A is on the table chain 16, the front presser 42 may be passed thereunder and moved to a predetermined delivery position. In addition, when grasping the take-up group 10A on the table chain 16 with an arm or the like (not shown),
If there is no problem even if the front presser 42 is not lowered, it is naturally unnecessary to lower the front presser 42. In that case,
The elevating mechanism 43 may be omitted.

[0015]

As is apparent from the above description, according to the present invention, the plate supporting surface 42a of the front presser 42 and the front presser supporting plate 41 are provided.
By allowing the partition skewer 36 and the temporary presser 28 to be housed between and, it is possible to smoothly transfer the print sheets accumulated by the temporary presser 28 to the front presser 42, and thus the print sheets are disturbed. It has the effect that it is possible to carry out the stacking of printed books while maintaining the alignment required in the subsequent process. Further, the presser plate supporting surface 42a of the front presser 42 and the front presser supporting plate 41
Since the partition skewers 36 and the temporary presser 28 can be housed between the partition skewer 36 and the temporary presser 28, it is not necessary to interchange the positional relationship between the partition skewers 36 and the temporary presser 28. Each of them can be attached to one partition skewer support plate 35 and one provisional presser support plate 27 and can be raised and lowered as a unit, and further, these partition skewer support plate 35 and provisional presser support plate 27 are held respectively. The partition skewer support base 40 and the temporary presser support base 34 can be held on a common support rail 24 for traveling, and a mechanism for moving up and down a plurality of partition skewers 36 and the temporary presser foot 28 and a mechanism for moving them. It also has the effect that it can be simplified.

[Brief description of drawings]

FIG. 1 is a schematic side view of a book stacking apparatus according to an embodiment of the present invention.

FIG. 2 is a schematic plan view of the apparatus of FIG. 1 viewed in the direction of arrow AA.

3 is a schematic view taken along the line BB of FIG.

FIG. 4 is a schematic view taken along the line CC of FIG.

5 is a schematic view taken along the line DD of FIG.

FIG. 6 is a schematic side view illustrating the operation of the above embodiment.

FIG. 7 is a schematic side view illustrating the operation of the above embodiment.

FIG. 8 is a schematic side view illustrating the operation of a conventional book stacking apparatus.

FIG. 9 is a schematic side view illustrating the operation of the conventional book stacking apparatus.

[Explanation of symbols]

 10 copy book 10A copy book group 11 stacking belt section 12 stacking belt 16 table chain 18 front presser device 20 partition skewer device 22 temporary presser device 24 support rail 26 temporary presser moving table 27 temporary presser support plate 28 temporary presser 29 lifting mechanism 30, 31 and 32 Drive belt 34 Partition skewer moving table 35 Partition skewer supporting plate 36 Partition skewer 37 Elevating mechanism 40 Front presser moving base 41 Front presser supporting plate 42 Front presser 43 Elevating mechanism

Continued Front Page (72) Inventor Tomohisa Hagiwara 1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo Within Dai Nippon Printing Co., Ltd. (72) 1-1-1 Ichigaya-Kagacho, Shinjuku-ku, Tokyo Inside Dai Nippon Printing Co., Ltd. (72) Inventor Yoichiro Ohashi 1-1-1 Ichigayakagacho, Shinjuku-ku, Tokyo Inside Dai Nippon Printing Co., Ltd.

Claims (1)

[Claims] 1. A stacking belt for transporting a copybook vertically downward, a stacking table for stacking a stack of printsheets by supporting the stack of printsheets successively fed by the stacking belt, and a stacking table stacked on the stacking table. A pre-pressing device that supports the front end of the print group, a partition skewer device that supports the rear end when discharging the accumulated print group, and a stacking table when discharging the accumulated print group. A temporary pressing device that supports the leading end of the printed book group that is fed and accumulated, a support rail that supports the front pressing device, the partition skewer device, and the temporary pressing device in this order, the front pressing device, the partition skewer device, and A temporary holding device supported by the support rail, and a temporary holding device that is vertically held on the temporary holding device moving base. There is a space between the support plate and the temporary presser support plate. A plurality of temporary pressers mounted vertically and vertically, and an elevating mechanism for raising and lowering the temporary pressers, wherein the partition skewer device supports the partition skewer moving table supported by the support rails and the partitioning skewer moving table. A partition skewer support plate that is vertically held on the skewer moving table and held horizontally, a plurality of partition skewers that are vertically attached to the partition skewer support plate at intervals, and an elevating mechanism that raises and lowers the partition skewer. The front presser device has a front presser moving base supported by the support rails, a front presser supporting plate horizontally held on the front presser moving base, and a space between the front presser supporting plates. It has a plurality of front pressers that are opened and installed vertically, and the front presser is such that its position in the horizontal plane is a position displaced laterally with respect to the temporary presser and the partition skewer. And the front presser supports the front presser holding it. It has a shape that extends to the side of the stacking belt more than that of the integrated belt, and has a printing plate support end at the tip, and the partition skewer and the temporary presser can be stored between the printing plate support end and the front presser support plate. A printed book stacking device characterized in that