JPH082683A - Pamphlet feeding device - Google Patents

Abstract

PURPOSE:To prevent the generation of a trouble in separating pamphlets. CONSTITUTION:A pamphlet feeding device is equipped with a cutting-out transfer conveyor 18 which is arranged on the same side to a pamphlet separating gate 24 for a lift device 15 for raising pamphlets 13 in a laminated state and shifts the pamphlet pushed out by a pusher device 17, and a cutting-out gate device 19 which is installed so that the distance M between the upper surface of the cutting-out transfer conveyor and a cutting-out gate 30 is adjustable and can cut out a prescribed number of pamphlets. The distance L between the undersurface of the pusher 26 of the pusher device 17 and the upper surface of the pamphlet separating gate 24 is set over the thickness of one pamphlet.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a booklet feeding device for feeding booklets separately from a bundle of booklets.

[0002]

2. Description of the Related Art A conventional booklet feeding device detects a lift device for raising booklets in a stacked state, a top level of a booklet bundle raised by the lift device, and outputs a signal for stopping the raising operation of the lift device. It has a level detector that emits light, a separate gate arranged in the lifting direction of the lift device, and a pusher device that is installed at a position opposite to the separate gate with respect to the lift device and pushes out the booklet above the separate gate with a pusher. Then, the booklet is accurately separated by the pusher device. Further, the upper surface level of the booklet bundle detected by the level detector is determined by a predetermined number of separate sheets based on the booklet thickness data.

[0003]

However, in the above-mentioned conventional booklet feeding device, the pusher device causes the pusher device to change due to variations in the booklet thickness, variations in the setting of the level detector, and variations in the stop position of the lift device. At the time of extrusion, there is a risk that the booklet may be caught between the pusher and the separate gate. For this reason, the quality is deteriorated, and the operation rate is reduced to solve the above trouble.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a booklet feeding device capable of preventing the occurrence of troubles when separating a book.

[0005]

SUMMARY OF THE INVENTION The present invention is directed to a lift device for raising booklets in a stacked state, and for detecting the upper surface level of a booklet bundle lifted by the lift device to stop the raising operation of the lift device. A level detector that emits a signal, a volume gate arranged in the ascending / descending direction of the lift device, and a pusher device that is installed at a position opposite to the volume gate with respect to the lift device and pushes out a booklet above the volume gate with a pusher. In the booklet feeding device including a cutting device for moving the booklet, which is arranged on the same side of the lift device as the partition gate and pushed out by the pusher device, and a top surface of the cutting device. A push-out gate device for adjusting the distance to the output gate so that a predetermined number of booklets can be cut out and separated. The distance between the upper surface of the separate volume gate is characterized in that which is set to more than the thickness of one booklet.

The invention described in claim 2 is the same as claim 1
The cutting-out gate of the cutting-out gate apparatus described in (1) is arranged so as to be inclined with respect to the cutting-out moving device.

The invention described in claim 3 is the same as claim 1
Alternatively, a separating and feeding device is installed on the downstream side of the cutting and moving device described in 2, and the feeding speed of the booklet by the separating and feeding device is
It is set higher than the feeding speed of the booklet by the cutting and moving device.

[0008]

Therefore, according to the booklet feeding device of the first aspect, the predetermined number of the booklets are not separated by the pusher device and the separation gate based on the setting of the level detector, but the cutout moving device and the cutout device. Performed by a gate device,
Since the distance between the upper surface of the volume gate and the lower surface of the pusher device is set to the thickness of one booklet or more, even if the setting position of the level detector or the stop position of the lift device varies, the pusher device When the pusher pushes out the booklet, the booklet does not get caught between the separate gate and the pusher. Therefore, it is possible to prevent the occurrence of troubles when pushing out the pusher, and it is possible to prevent troubles when separating the volumes.

In the booklet feeder according to the second aspect of the present invention, since the cutting gate of the cutting gate device is arranged so as to be inclined with respect to the cutting moving device, the cutting gate causes the cutting to be performed. A displacement in the surface direction can be generated between the booklets on the moving device. This makes it easier to separate the booklets,
The booklet can be satisfactorily separated by this cutting gate device.

According to the booklet feeder according to the third aspect of the present invention, in the separating and feeding device installed on the downstream side of the cutting and moving device, the feeding speed of the booklet is higher than the feeding speed of the cutting and moving device. Since it is set, it is possible to set a good interval on the cutting moving device and the separating and feeding device between the booklets after being separated by the cutting gate device and the cutting moving device.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an overall side view showing an embodiment of a booklet feeder according to the present invention. FIG. 2 is a side view showing a part of FIG. 1 in an enlarged manner.

The booklet feeder 10 is a booklet conveyor 1.
A plurality of booklets 13 (for example, magazines) are installed in the article storage unit 12 of the booklet transporting conveyor 11 from each booklet supply device 10 in a plurality of booklets 13 (for example, magazines). ) Is supplied. The booklet conveyer 11 is intermittently conveyed, and when stopped, the booklet 13 is carried in from each booklet supply device 10 as described above.

Each of the booklet supply devices 10 includes a storage conveyor 14, a lift device 15, a level detector 16, a pusher device 17, a cutting movement conveyor 18 as a cutting movement device, a cutting gate device 19 and a separation feeding device. It is configured to have a separate feeding conveyor 20 of.

The storage conveyor 14 places the booklets 13 of the same kind and the same thickness in units of one bundle, and supplies one bundle of booklets 13A onto the receiving conveyor 21 of the lift device 15.
The storage conveyor 14 is composed of a continuously driven free flow conveyor 14a and an intermittently driven carry-in conveyor 14b which is driven to rotate at a higher speed than the free flow conveyor 14a when driven, and the movable stopper 22 is moved below the conveyor surface. At one time, one bundle of booklets 13A is supplied onto the receiving conveyor 21.

The lift device 15 is capable of moving the lift table 23 up and down by a screw mechanism or the like, and the receiving conveyor 21 is installed on the lift table 23. The receiving conveyor 21 is provided at the lowest position of the lift table 23.
It is driven when one booklet bundle 13A is supplied from the storage conveyor 14. The lift device 15 raises the booklet bundle 13A one by one. In addition, the lift device 15
In addition, the separate gate 24 is provided along the rising direction of the lift table 23.
Is installed. The booklet bundle 13A received from the storage conveyer 14 to the receiving conveyer 21 collides with the dividing gate 24 and its position is regulated.

The level detector 16 is arranged above the lift device 15 and, via the detection roller 25, the lift device 15 is provided.
The upper surface level H (FIG. 2) of the uppermost booklet 13 in the upper booklet bundle 13A is detected. Based on this detection signal, the lift of the lift table 23 in the lift device 15 is stopped.
The level detector 16 is supported by a bracket constituting the pusher device 17, and the entire pusher device 17 including the level detector 16 has a set position in the vertical direction according to the thickness of one booklet 13. It can be adjusted by an adjusting mechanism (not shown).

The pusher device 17 is arranged at a position opposite to the partition gate 24 with respect to the lift device 15, and moves the pusher 26 in the direction of the arrow to a two-dot chain line position by means of a linear motor 27, a crank mechanism, etc. A booklet 1 having a certain height above the upper surface of the booklet gate 24 in the booklet bundle 13A and having a constant height determined by the distance S between the detection roller 25 of the level detector 16 and the lower surface of the pusher 26.
3 is extruded onto the cutting and moving conveyor 18. As described above, since the level detector 16 and the pusher device 17 integrally move in the vertical direction, the distance S does not depend on the thickness of the booklet 13 or the number of books even if the setting of the following distance L is changed. , Will be set to a substantially constant value. Here, the distance L between the lower surface of the pusher 26 and the upper surface of the volume gate 24 is
The booklet feeder 10 sets the thickness to be equal to or larger than the maximum thickness of one booklet 13 which is a target of separate volume supply (for example, maximum thickness + 3 mm).

The cut-out moving conveyor 18 is a lift device 15.
On the other hand, the booklet 13 is arranged on the same side as the partition gate 24 and is driven intermittently to move the booklet 13 pushed out by the pusher 26 of the pusher device 17. The upper surface of the cutting and moving conveyor 18 is set at substantially the same level as the upper surface of the partition gate 24. The cutting gate device 19 is configured by screwing a cutting gate 30 onto a screw 29 rotated by a motor 28, and a distance M between the cutting gate 30 and the conveyor upper surface of the cutting moving conveyor 18 can be adjusted. It is provided. The adjustment of the distance M is determined based on the thickness data of the booklet 13 according to the number of booklets to be separated (one book in this embodiment). By the cutting gate 30 of the cutting gate device 19 and the cutting moving conveyor 18, the booklet 13 is accurately separated into predetermined volumes.

The cutting gate device 19 is used for the cutting gate 3
Although 0 may be arranged in a vertical state with respect to the cutout moving conveyor 18, it may be arranged so as to be inclined with respect to the cutout moving conveyor 18 toward the upstream side thereof. In this case, the booklet 13 transferred onto the cut-out moving conveyor 18 comes into contact with the obliquely arranged cut-out gate 30, and the booklet 13 is shifted in the surface direction on the cut-out moving conveyor 18 and stacked. The booklets are easy to separate.

The separating / feeding conveyor 20 is arranged on the downstream side of the cutting and moving conveyor 18, and the cutting and moving conveyor 18 is provided.
Is set to almost the same level as. This separate feeding conveyor 2
0 is continuously driven to supply the booklet 13 into the article storage unit 12 of the booklet transport conveyor 11 described above. The feeding speed of the separating / feeding conveyor 20 is set to be higher than the feeding speed of the booklet 13 by the cut-out moving conveyor 18. Due to the speed difference between the cutout moving conveyor 18 and the separation / feeding conveyor 20, the booklet 13 has its interval increased while moving between the cutout moving conveyor 18 and the separation / feeding conveyor 20, which will be described later. Counting by the first count sensor 31 and the second count sensor 32 is facilitated.

A first count sensor 31 is installed between the cut-out transfer conveyor 18 and the separation / feed conveyor 20, and a second count sensor 32 is installed between the separation / feed conveyor 20 and the booklet transfer conveyor 11. , The booklet being sent 13
Is counted.

With the first count sensor 31, the article storage unit 12 of the booklet conveyer 11 from the booklet feeder 10 is conveyed.
When the number of booklets 13 to be supplied this time is counted,
The driving of the cutting movement conveyor 18 is stopped. The cut-out moving conveyor 18 is restarted when another detector (not shown) detects that the booklet carrying conveyor 11 has been moved by one pitch.

With the second count sensor 32, the article storage unit 12 of the booklet conveyer 11 from the booklet feeder 10 is conveyed.
When the number of booklets 13 that should be supplied this time is counted,
The one-pitch movement of the booklet conveyer 11 is started. In addition, the first count sensor 31 and the second count sensor 32
When a difference in the number of counts between the first count sensor 31 and the second count sensor 32 exceeds a certain value, it is determined that a supply (conveyance) abnormality has occurred in the supply path of the booklet 13 between the first count sensor 31 and the second count sensor 32, and, for example, an alarm signal is output. To be done.

Next, the function and effect will be described. First, when the movable stopper 22 moves downward, the carry-in conveyor 14b is driven, and the booklet bundle 13A on the carry-in conveyor is supplied to the lift device 15. At this time, since the carry-in conveyor 14b is driven at a higher speed than the free-flow conveyor 14a, the booklet bundle 13 currently supplied to the lift device 15 is supplied.
A gap is formed between A and the subsequent booklet bundle. When the movable stopper 22 enters the gap, the subsequent movement of the booklet bundle 13A is blocked, and the carry-in conveyor 14b is also stopped.

The booklet bundle 13A supplied to the lift device 15 for each bundle by the storage conveyor 14 is raised to the upper surface level H of the booklet 13 detected by the level detector 16 by the lift table 23 of the lift device 15. After that, the pusher 26 of the pusher device 17 pushes the cutout conveyor 18 onto the cutout moving conveyor 18. At this time, the pusher 26 is 1 of the booklet 13.
The booklet 13 having a substantially constant height S is extruded regardless of the thickness of the book and the number of booklets 13. Next, the cut-out moving conveyor 18 and the cut-out gate device 19 divide the booklet 13 into the desired number of copies (for example, one) based on the thickness data of the booklet 13, and the separated feed conveyor 20 to obtain the booklet. Transport conveyor 1
It is supplied into one article storage unit 12.

According to the above-mentioned embodiment, the pusher 2 based on the setting of the level detector 16 is used for the predetermined number of the booklets 13.
6 and the dividing gate 24, but not the cutting movement conveyor 18 and the cutting gate device 19.
Therefore, the distance L between the upper surface of the partition gate 24 and the lower surface of the pusher 26 of the pusher device 17 can be set to be equal to or larger than the thickness of one booklet 13. Therefore, even if the setting position of the level detector 16 or the stop position of the lift table 23 by the lift device 15 varies, when the booklet 13 is pushed out by the pusher 26 of the pusher device 17, the partition gate 24 and the pusher 26 are released.
The booklet 13 is not sandwiched between and. Therefore, it is possible to prevent a trouble such as a jam when the pusher 26 is pushed out, and it is possible to prevent a trouble at the time of separating the sheets.

Further, the cutting gate 3 of the cutting gate device 19
Since 0 is arranged to be inclined with respect to the cutout moving conveyor 18, the cutout moving conveyor 18 is provided by the cutout gate 30.
A deviation in the surface direction can be generated between the upper booklets 13. Therefore, the booklet 13 is easily separated, and the booklet 13 can be properly separated by the cutting gate device 19.

Further, in the separation feeding conveyor 20 installed on the downstream side of the cutting moving conveyor 18, since the feeding speed of the booklet 13 is set to be higher than the feeding speed of the cutting moving conveyor 18, the cutting gate A good gap can be set on the cutting movement conveyor 18 and the separation feeding conveyor 20 between the booklet 13 after the volume separation by the device 19 and the cutting movement conveyor 18. Therefore, it is possible to easily and accurately count the booklet 13 by the first count sensor 31 and the second count sensor 32.

In the above embodiment, the cutting gate device 19
Although the booklet 13 is separated by the cutting gate 30 and the cutting movement conveyor 18 described above, it may be separated by two or more.

[0030]

As described above, according to the booklet feeding device of the present invention, it is possible to prevent the occurrence of troubles when the booklet is separated.

[Brief description of drawings]

FIG. 1 is an overall side view showing an embodiment of a booklet feeder according to the present invention.

FIG. 2 is a side view showing a part of FIG. 1 in an enlarged manner.

[Explanation of symbols]

 10 Booklet Supply Device 13 Booklet 13A Booklet Bundle 15 Lifting Device 16 Level Detector 17 Pusher Device 18 Cutting and Moving Conveyor 19 Cutting Gate Device 20 Separation Feeding Conveyor 24 Separate Gate 26 Pusher 30 Cutting Gate L Lower Pusher and Upper Separate Gate Distance between the cutting gate and the moving conveyor for cutting

Claims (3)

[Claims] 1. A lift device for raising booklets in a stacked state, and a level detector for detecting an upper surface level of a booklet bundle raised by the lift device and for issuing a signal for stopping the raising operation of the lift device. In a booklet supply device including a volume gate arranged in the up-and-down direction of the lift device, and a pusher device that is installed at a position opposite to the volume gate with respect to the lift device and pushes out a booklet above the volume gate with a pusher. , A cutting moving device which is arranged on the same side of the lift device as the separating gate and moves the booklet pushed out by the pusher device, and the distance between the upper surface of the cutting moving device and the cutting gate can be adjusted. And a cutting-out gate device that is capable of cutting out and dividing a predetermined number of booklets, and the pusher lower surface of the pusher device and the upper surface of the separation gate. A booklet feeding device characterized in that the distance from the booklet is set to be equal to or larger than the thickness of one booklet. 2. The booklet feeding device according to claim 1, wherein the cutting gate of the cutting gate device is arranged so as to be inclined with respect to the cutting movement device. 3. A separating and feeding device is installed on the downstream side of the cutting and moving device, and the feeding speed of the booklet by this separating and feeding device is
The booklet feeding device according to claim 1 or 2, wherein the feeding speed of the booklet is set to be higher than that of the cutting and moving device.