JPH0597315A - Printed paper transfer machine for sheet rotatry printing machine - Google Patents

Abstract

PURPOSE:To eliminate boarding work of printed paper and attain the automization and labor saving of printing work by using a belt board having belts capable of sliding on both surfaces of an air table to receive a falling printed paper. CONSTITUTION:Two sets of belt boards 1, 10 consisting of belts capable of sliding laid to cover both surfaces of an air table, a guide rail 2 and pusher 16 for guiding the belt boards to a printed paper receiving position, a sucker 19 for fixing the surface side belt, and a lifting truck 22 for receiving the belt boards and moving them to another device are provided. The surface-side belt is partly fixed by the sucker 19, and the air table 1 or 10 is pushed to the printed paper receiving position at a proper timing, whereby the printed paper can be taken out every fixed number of sheets and transferred to another device without preventing the normal falling of printed papers.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet-fed rotary printing press which prints out a printed sheet printed by a sheet-fed rotary printing press without using a plate cutting means and transfers it to another arbitrary device. The present invention relates to a printing paper transfer machine.

[0002]

2. Description of the Related Art A conventional method for taking out printed paper (hereinafter, referred to as printing paper) from a paper discharge device of a sheet-fed rotary printing press is usually not stacked on a stick to prevent ink set-off.
It is called board removal, and a board and a frame are used every certain number of sheets so that the printing paper does not overlap more than a certain number. But,
This plate removing operation becomes more difficult as the printing speed becomes faster, and the work becomes heavy labor as the plate size increases, and a new system that does not require this plate removing operation has been demanded.

Further, when the plate removing operation is performed, it is necessary to dry the ink, remove the plate and the frame, and then stack the printing papers. This bar stacking operation simultaneously includes various processing steps such as butting, reversing, and powder removal. After the stacking work is completed, there is a lot of miscellaneous work such as the work of transporting the removed plates and pieces, which hinders the automation of the post-treatment process of the printing paper.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and provides an apparatus capable of taking out only printing paper from a paper ejecting unit at a constant number of sheets without plate cutting. The purpose is to do.

[0005]

An apparatus of the present invention for solving the above-mentioned problems is a printing paper transfer machine that receives printing paper from a paper discharge device section of a sheet-fed rotary printing press and transfers it to another device. A belt and a belt board that covers the front and back of the table and is composed of a slidable belt, a guide rail that guides the belt board to a printing paper receiving position, and a belt board driving means that moves the belt board along the guide rail. And a means for fixing the front side belt of the air table, and a belt board moving means for receiving and moving the belt board on which the printing paper is placed.

The belt may be any one as long as it has a smooth surface and is flexible, and rubber, a braided fiber and a rubber-like material, steel, or the like can be used.

As the belt board moving means, a lift truck that moves up and down and a robot arm can be used.

[0008]

Since the present invention uses the belt board having the slidable belts on the front and back sides of the air table to receive the falling printing paper in the paper discharge device, a part of the front side belt is used. By fixing and pressing the air table to the printing paper receiving position with timing, the front side belt of the belt board that is in contact with the back side of the falling printing paper has no horizontal movement. Only the movement from the lower side to the upper side at the front end of the belt board in the traveling direction is almost stopped when it comes into contact with the printing paper, so the printing paper can be received without hindering the normal dropping of the printing paper. Also, since only the pile of printing paper on the belt board (hereinafter referred to as stack) can be transferred to another device, the printing paper can be ejected without using the plate and the frame for stripping. Can be transferred from the device unit to another device receives every predetermined number.

[0009]

The present invention will be described in detail below with reference to the drawings showing the embodiments. FIG. 1 is a configuration diagram showing a front surface of a printing paper transfer machine according to the present invention. The belt board 1 is at a position for receiving the printing paper, and the belt board is not fixed and can move on the guide rail 2 shown by a chain double-dashed line. The belt boards 1 and 10 are shown in FIGS.
As shown in FIG. 2, an air table 4 having air blowing holes 3 on its upper surface, and a flexible rubber belt 5 on its upper and lower surfaces are provided so as to be slidably wound along the upper and lower surfaces of the air table. There is. Rollers 6 are provided at the front and rear ends of the air table so that the rubber belt can slide easily. In the position shown in FIG. 1, the belt board 1 has a plurality of guide rollers 7 and 8 provided on its side edges and a guide roller mounting block 9 supported by guide rails 2 on both sides of the belt board and slightly below. Is held. The side jogger 11 is interlocked with the paper discharge device 12 of the printing machine and plays a role of aligning the sides of the printing paper. In the figure, the printing paper is shown to be several centimeters high. That is, the side jogger 11
Is sufficiently lowered, and the side of the side jogger 11 is the paper at the lower part of the printing paper that is accumulated when the belt board 1 contacts this side surface.
And the belt board 1 are prevented from coming off. The printing paper auxiliary support 14 supports the end of the printing paper for a short time so that the leading end of the belt board 1 does not collide with the end of the printing paper when the belt board 1 enters the printing paper receiving position. Is. This printing paper auxiliary support 1
Numeral 4 is configured to be pivotally supported at the upper end portion and rotated by a suitable means such as a solenoid or an air cylinder between a position supporting the falling end portion of the printing paper and a position not supporting it, or moving in and out horizontally. Good. The shape may be a hook-shaped rod body, a plate body, or a roller shape. Then, it is preferable to automatically perform it in accordance with the timing of the paper discharge device, as in the case of inserting the belt board.

The guide rail 2 extends to the right in FIG. 1, and a drive device 21 for moving the belt board 1 along the guide rail 2 is provided above the guide rail 2. The driving device 21 engages with the shaft ends (FIG. 2) of the rollers 6 protruding on both sides of the belt board 1 to push the belt board leftward, the pusher guide 16 for guiding the pusher, and the pusher 15 It is composed of a motor 17 for causing the vehicle to travel along the pusher guide 16. At the lower end of the pusher 15, a fork 18 that engages with the protruding portion on the side of the belt board is attached. A plurality of air cylinders 20 with a sucker 19 for fixing the front belt of the air table are attached to the left end of the pusher guide 16. This soccer 19
The operation will be described later in the description of the operation of the paper ejection transfer machine. In FIG. 1, the belt board 10 is in a position where the stack S of printing paper is placed and lowered.

The elevating carriage 22 is constructed so as to travel on an elevating carriage base 23 via wheels 24 by a drive device (not shown), and a pedestal 25 is vertically moved up and down by a link mechanism 26. The pedestal 25 is provided with an engagement convex portion 28 that engages with the engagement concave portion 27 of the block 9 of the belt board 1, and with the engagement concave portion and the engagement convex portion engaged,
The belt board 1 is lifted or lowered by the lift truck 22.

Next, the guide rail 2 and the belt board 1
The relationship (10 is the same) will be described with reference to FIGS. On a pair of guide rails 2 and 2 having an L-shaped cross section, which are installed in parallel with an inner dimension L larger than the width of the belt board 1, guide rollers 7 and 8 provided on the side of the belt board are vertically arranged. Notches 30 and 31 that can pass through
There are two sets of four each. 1 set (right side of Fig. 4)
Is for passing the belt board 1 or 10 up from the lower side of the guide rail and placing it on the guide rail, and the other set (left side) is a notch required when lowering from the guide rail. FIG. 5 is a sectional view taken along the line I-I of FIG. 4, in which the guide roller 7 completely passes through the notch 30 and the guide roller 8 completely passes through the notch 31. From this state, the belt board 1 is shown in FIG.
When the belt board 1 is moved a little to the left, the belt board 1 is placed and positioned on the guide rail in a stable state. The guide rollers 7 and 8 are regulated by the roller lateral guide 32 so that they do not come off.

Next, the operation of the paper discharge transfer machine will be described with reference to FIGS. In FIG. 6, the belt board 1
A certain number of printing papers are accumulated on the upper surface of the stack S to form a stack S. Until this state, the belt board 1 is interlocked with the paper discharging device of the printing machine and at a constant speed according to the paper discharging speed. It is supported by the descending board holder 33 and gradually descends. Further, the next belt board 10 is waiting for entering the print paper receiving position. Then, in order to fix the belt of the belt board, the sucker 19 sucks and fixes the belt.

FIG. 7 shows a state in which the next belt board 10 is pushed by the pusher 15 and starts to enter the printing paper receiving position. Before the belt board 10 starts to enter, the printing paper auxiliary support 14 operates to support the end portion of the printing paper, and the belt board 10 surely enters under the printing paper. And the belt board 10
When the leading edge of the printing paper reaches almost the center of the printing paper, the printing paper auxiliary support is released backward. Also, the engaging protrusion 2 of the lift truck
8 engages with the engaging recess 27 of the belt board 1, and the belt board 1 is supported by the lift truck 22. Figure 8
Has brought the belt board 10 to the printing paper receiving position and is starting to receive the printing paper. In addition, the board holder 33 that is connected to the paper discharge device of the printing machine and operates in conjunction with it continues to descend,
The belt board 1 is completely separated from the guide rollers 8 on the belt board, and the belt board 1 is at the traveling start height by the lift truck 22. In FIG. 9, the lifting cart 22 travels with the belt board 1 and the stack S mounted thereon, and reaches the position where the stack should be transferred to the next device 13. The soccer 19 is still in the operating position.

In FIG. 10, the belt jog 11 is operated by letting the side jogger 11 escape upward, and then operating the pusher 15.
To the left to move the belt board 10 to the guide rail 2
It shows the state brought to a position where it can descend downward from. At this time, the belt board 10 is held by the board holder 33. Then, as shown in FIG. 11, the pusher 15 having the soccer 34 and the paper feed pusher 35 at the lower end is separated from the belt board 10 and moved to the rear end of the belt board 1, and the soccer 34 attracts the belt 5,
The paper feed pusher 35 is in contact with the rear side surface of the stack S and is ready to start transferring the stack to another device 13 which is the next station. At this time, the air table 4 of the belt board 1 is fixed, only the belt 5 is rotated by the pusher 15 and the sucker 34, and only the stack thereon is transferred. At this time, the football 19 is separated from the belt.

FIG. 12 shows the stack S by the pusher 15.
Has been transferred to a predetermined position of the other device 13 and has been transferred. FIG. 13 shows a state in which the traveling carriage 22 is slightly retracted to the left from the state of FIG. 12 and then the empty belt board 1 is lifted and placed on the guide rail 2 which is schematically shown by a two-dot chain line. FIG. 14 shows a state in which the pedestal 25 of the lift truck 22 is lowered and the pusher 15 is attached to the belt board 1 by the fork 18 provided at the lower end thereof. FIG. 15 shows a state in which the lift truck 22 has traveled to a position for receiving the belt board 10. FIG. 16 shows a state in which the soccer 19 sucks and fixes the belt 5 of the belt board 1, and the pusher 15 starts pushing the belt board 1 to the printing paper receiving position.

[0017]

The paper discharge transfer machine according to the present invention does not use plates and frames, that is, it takes out a fixed number of print paper from the paper discharge device of the printing machine and transfers it to another device without removing the plate. As a result, the discharged printing paper can be automatically transferred to various post-processing steps.

[Brief description of drawings]

FIG. 1 is a configuration diagram showing an embodiment of a printing paper transfer machine according to the present invention.

FIG. 2 is a side view of a belt board used in the printing paper transfer machine of the present invention.

FIG. 3 is a sectional view of a belt board.

FIG. 4 is a plan view of a guide rail for guiding the belt board of the printing paper transfer machine according to the present invention.

5 is a cross-sectional view taken along line I-I in FIG.

FIG. 6 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 7 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 8 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 9 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 10 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 11 is a view for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 12 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 13 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 14 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 15 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

FIG. 16 is a diagram for explaining the operation of the printing paper transfer machine according to the present invention.

[Explanation of symbols]

1 belt board, 2 guide rails, 3 air outlet holes, 4 air table, 5 rubber belts,
6 rollers, 7 guide rollers, 8 guide rollers,
9 Guide roller mounting block, 10 Belt board, 11 Side jogger, 12 Paper ejection device, 13
Other devices, 14 printing paper auxiliary support, 15 pusher, 16 pusher guide, 17 motor,
18 forks, 19 soccer, 20 air cylinder, 21 pusher 15 drive device, 22 lift truck, 23 lift truck base, 24 wheels, 25
Cradle, 26 link mechanism, 27 engaging recess,
28 engaging protrusions, 30 notches, 31 notches,
32 roller side guide, 33 board holder, 34
Soccer, 35 paper feed pushers, S stack,

Claims (5)

[Claims] 1. A printing paper transfer device for receiving printing paper from a paper discharge device of a sheet-fed rotary printing press and transferring it to another device, which is a slidable device 1 stretched so as to cover an air table and its front and back surfaces. A belt board consisting of two belts, and the belt board
Guide rails for guiding the printing paper to the printing paper receiving position, a belt board driving means for moving the belt board along the guide rails, a means for fixing the front side belt, and a belt board for receiving and moving the belt board on which the printing paper is placed. A printing paper transfer machine of a sheet-fed rotary printing press, comprising a moving means. 2. The printing paper transfer machine of the sheet-fed rotary printing press according to claim 1, wherein the means for fixing the belt is a soccer connected to an air pump. 3. The printing paper transfer machine of the sheet-fed rotary printing press according to claim 1, wherein the belt has a smooth surface. 4. The belt board driving means is a pusher configured to be moved back and forth and up and down along a pusher guide so as to be able to come into contact with and separate from the belt board, and the movement of the pusher is one of a motor, an air cylinder and a hydraulic cylinder. The printing paper transfer machine of the sheet-fed rotary printing press according to claim 1, wherein 5. The pusher has a structure for engaging a belt board at its lower end, a sucker for sucking a belt of the belt board, and a paper feed pusher for pushing a printing paper. Printing paper transfer machine of the sheet-fed rotary printing machine.