JPH0517052A - Automatic arranging machine for sheet-shaped supply article - Google Patents

Abstract

PURPOSE:To correctly drop a sheet-shaped supply article sent from a gate mechanism, on a conveyor belt in the next process when the sheet-shaped supply article is shifted by the conveyor belt. CONSTITUTION:A lateral regulating guide 22 for regulating the position on both the sides of a sheet-shaped supply article 1, stopper plate 21 extending at right angle to the feeding direction of the sheet-shaped supply article 1, placing plate 23 for placing both the side parts of the sheet-shaped supply article 1, and a retreating mechanism 24 for retreating the placing plate 23 when the sheet-shaped supply article 1 stops are installed on a supply article receiving mechanism 20 installed at the final position of the transport on a conveyor belt 17 for the sheet-shaped supply article 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic aligner for sheet-like supplies capable of accurately and continuously inserting a sheet-like object such as a ledger into a predetermined position.

[0002]

2. Description of the Related Art Conventionally, there is, for example, one as shown in FIG. 5 for aligning a sheet-like object at a predetermined position. There is a stack 2 in which sheets 1 such as books are stacked, and a gate plate 3 is provided on the front surface thereof. A chain 5 is hung on a sprocket 4 below the stack 2, and the chain 5 has feed claws 6 at several positions thereof. When the chain 5 rotates, the feed claw 6 is moved to move the sheet from the stack 2. The sheets 1 are taken out one by one, and the sheet 1 is supplied to a predetermined position.

The sent-out sheet 1 is conveyed by a chain or the like, but when it reaches the final position of conveyance, it is detached from the chain or the like and is dropped and placed on another conveyor belt for the next step. Will move.

[0004]

By the way, in such a conventional sheet feeding apparatus, since the feeding claw 6 has a certain height, the applicable range is limited to a relatively thick feeding material. Moreover, when the stack 2 becomes high, the weight of the stack 2 becomes large, and the sheets cannot be supplied in order from the bottom, and there is a problem that a weak feed such as a thin sheet cannot be supplied. .

At the final position of the conveyance, the sheet-like supplies may be aligned, but in order to align the weak feeds such as the thin sheet as described above, they should be aligned manually. There were many

The present invention has been made in view of the above-mentioned conventional problems, and a relatively thin sheet such as a copy book,
Even thin supplies such as copy slips can be stably supplied, and even if the stack is piled up quite high, it cannot be stopped, and at the final position of the transfer, it drops onto other transfer belts in the next process. It is an object of the present invention to obtain an automatic aligner for sheet-like feeds in which the feeding position is always kept accurate.

[0007]

As a means for solving the above-mentioned problems, the present invention has a constitution, which is provided at the bottom of a stack of sheet-like supplies for adsorbing and moving the sheet-like supplies. A vacuum slide plate provided with a plurality of perforations, a gate mechanism provided at the lower outlet of the sheet-like supply and capable of adjusting the height of the outlet according to the thickness of the sheet-like supply, and the gate A pinch belt mechanism that sandwiches and sends the sheet-like supply sent from the mechanism,
A sheet-like supply having a conveyor belt for further moving the sheet-like supply transferred from the pinch belt mechanism, and a supply receiving mechanism for mounting the sheet-like supply at the final conveying position of the conveyor belt. In the conveyance device of claim 1, the supply receiving mechanism includes left and right regulating guides that regulate positions on both sides of the sheet-shaped supply, a stopper plate extending in a direction perpendicular to a feeding direction of the sheet-shaped supply, and the sheet-shaped supply. And a retracting mechanism for retracting the mounting plate when the sheet-shaped supply is stationary, and between the conveyor belt mechanism and the supply receiving mechanism. In order to feed the sheet-like supply upward, a kicking plate with an adjustable elevation angle was provided.

[0008]

Next, the operation of the present invention will be described. A vacuum slide plate is provided at the bottom of the stack of sheet-like supplies,
The sheet-shaped supply material is adsorbed and moved, and is delivered from a gate mechanism whose height of the outlet can be adjusted according to the thickness of the sheet-shaped supply material. Then, the sheet-like supply sent from the gate mechanism is sandwiched and sent by the pinch belt mechanism. Next, the sheet-shaped supply material transferred from the pinch belt mechanism is further moved by the conveyor belt and placed on the supply material receiving mechanism provided at the final position of the conveyor belt conveyance.

The sheet-like feed sent from the conveyor belt to the feed receiving mechanism is regulated on both sides by the left and right regulating guides, and the stopper plate extending in the direction perpendicular to the feeding direction of the left and right regulating guides and the sheet-like feed. The kinetic energy of the conveyed sheet-like supply is eliminated by the method, and the sheet-like supply is held stationary. This regulates the position of the sheet-like supply material at the final position of conveyance, and the sheet-like supply material is always at a fixed position at the final position of conveyance.

At the lower part of the stationary position, a mounting plate for mounting both side parts of the sheet-shaped supply is provided. When the sheet-shaped supply is stationary, the mounting plate is retracted by a retreating mechanism, The sheet-like feed is dropped to move to the next step.

A kicking plate is provided between the conveyor belt mechanism and the feed receiving mechanism, and the kicking plate is provided with an adjustable elevation angle so that the sheet-shaped feed is fed to the feed receiving mechanism. When feeding to, make sure to feed upwards.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings.
FIG. 1 is a block diagram of the present invention.
0 is provided with a vacuum slide plate 14 having a plurality of holes 13 for inhaling air at the lower part of the stack 12 of the sheet-like feed 11, and at the outlet of the sheet-like feed 11 below the stack 12. A gate mechanism 15 is provided in which the height of the outlet can be adjusted according to the thickness of the sheet-like supply material 11.

As shown in FIG. 2, the vacuum slide plate 14 is provided with a link 34 of a quick return motion mechanism 33 by a chain 32 wound around a sprocket 31 by a motor 30.
Are driven to reciprocate under the stack 12 of the sheet-like feed 11. The negative pressure of the vacuum pump 35 communicates with the hole 13 of the vacuum slide plate 14 via the hose 36, and the switching valve 37 is provided in the middle of the hose 36.
The limit switch 38 provided before and after the stroke of the vacuum slide plate 14 is switched by contacting the dog 39, and the negative pressure generated by the vacuum pump 35 is
The vacuum slide plate 14 communicates with the hole 13 only on the outward path.

As shown in FIG. 2, the gate mechanism 15 is slidable up and down at a bar 42 projecting downward from the fixed portion 41 of the gate plate 40 so that the vertical position can be adjusted, and the lower limit position of sliding ( (Position shown in the figure) is regulated and mounted,
The gate plate 40 is always urged downward by the spring 43. As a result, pressure is applied to the sheet-like supply material 11 to keep the distance between the outlets constant.

A pinch belt mechanism 16 is provided in contact with the gate mechanism 15 to sandwich and feed the sheet-like supply 11 sent out from the gate mechanism 15, and the sheet-like supply transferred from the pinch belt mechanism 16 is provided. A conveyor belt 17 for further moving 11 is provided.

Pinch belt mechanism 16 and conveyor belt 17
A motor 50 is provided to drive the motor, and a chain 52 and a sprocket 53 that drive the lower belt 51 of the pinch belt and the conveyor belt 17 in the arrow direction are provided. A chain 55 and a sprocket 56 are provided to drive the upper belt 54 of the pinch belt in the opposite arrow direction. A spring 57 and an adjusting nut 58 are provided so as to constantly press the upper belt 54 against the lower belt 51 (see FIG. 2). Anti-dripping guides 59 are provided on both sides of the conveyor belt 17 to protect both ends of the sheet-like supply material 11.

A feed receiving mechanism 20 for mounting the sheet-like feed 11 is provided at the final position T of the feed of the feed belt 17. In the supply material receiving mechanism 20, the left and right restriction guides 21 that restrict the positions of both sides of the sheet-shaped supply material 11 and the sheet-shaped supply material 11 formed by bending the tips of the left and right restriction guides 21.
Is provided with a stopper plate 22 extending in a direction perpendicular to the feeding direction, and a placing plate 23 for placing the portions on both sides of the sheet-like supply material 11 is provided. And sheet-like supplies 11
A retracting mechanism 24 is provided for retracting the mounting plate 23 when the stationary member rests on the mounting plate 23.

The details of the supply receiving mechanism 20 are as shown in FIGS. 3 and 4, the left and right regulating guides 21 and the stopper plate 2.
It is surrounded by 2, and mounting plates 23 are provided on both sides of the lower part. The retracting mechanism 24 attached to the mounting plate 23 is composed of an air cylinder 25, a mounting plate mounting portion 26, and a guide rod 27. Normally, the state shown in FIG. When the sheet-shaped supply material 11 is placed, the retreat mechanism 24 operates and the state shown in FIG. 4 is obtained. A photoelectric switch 28 that detects that the sheet-shaped supply material 11 is placed may be provided.

Further, the conveyor belt mechanism 17 and the supply receiving mechanism 2
Between 0 and 0, a kicking plate 18 with an adjustable elevation angle is provided to feed the sheet-like feed upward.
The kick plate 18 is a pulley 17 on the feed side of the conveyor belt 17.
It is pivotally supported by the shaft 19 of a and is provided on the left and right. Then, the screw 18a is loosened to rotate around the shaft 19, and the elevation angle of the kick plate 18 is adjusted so that the sheet-like supply material 11 is exactly fed to the stopper plate 22 of the supply receiving mechanism 20. Is able to.

Another transport conveyor 29 is provided below the supply receiving mechanism 20, and the sheet-like supply 11 dropped onto the transport conveyor 29 from the mounting plate 23 by the retreating mechanism 24 is transferred to the next stage. Transport to a predetermined position.

Next, the sheet-like feed 11 is stacked 12
The operation of transporting the sheet to the supply receiving mechanism 20 will be described. The sheet-shaped supply material 11 is delivered from the stack 12 by a vacuum slide plate 14. The vacuum slide plate 14 moves slowly on the forward path and fast on the return path by the quick return mechanism 33 driven by the motor 30. At this time, the inside of the hole 13 of the vacuum slide plate 14 is switched by the switching valve 37 controlled by the limit switch 38 so that the negative pressure by the pump 35 is generated only in the forward path, and the sheet-like supply material 11 is sucked in the forward path. However, it does not suck on the return path and returns to that state.

In the gate mechanism 15, the gate plate 40 is mounted so as to be slidable up and down and the lower limit position of sliding is regulated, and pressure is applied to the sheet-like supply material 11 to make the interval between the outlets constant. I ’m trying to keep it, so stack 12
The sheet-like supplies 11 below the sheet pass through the gate mechanism 15 and are fed to the pinch belt mechanism 16 one by one.

In the pinch belt mechanism 16, the motor 50,
By the chain 52, the sprocket 53, the chain 55, and the sprocket 56, the lower belt 51 and the upper belt 5
4 rotates in the opposite direction to feed the sheet-shaped supply 11, but the sheet-shaped supply 11 is constantly pressed by the spring 57 and is fed toward the conveyor belt 17. The conveyor belt 17 rotates together with the lower belt 51 to feed the sheet-shaped supply material 11. At this time, both ends of the sheet-shaped supply material 11 are protected by the sag prevention guides 59, and the left and right positions are regulated while the left and right sides are regulated. Will be sent in the correct position.

The kick plate 1 is provided on the last portion of the conveyor belt 17.
8 is provided, and the kick plate 18 is a sheet-like supply 1
The elevation angle of the kicking plate 18 is adjusted by loosening the screw 18a of the kicking plate 18 so that the sheet-like supply material 11 is just fed to the final position T of the conveyance in accordance with the size and thickness of 1. To be done.

In this way, the sheet-like supply material 11 is sent to the final position T of the conveyance, but the kinetic energy of the sheet-like supply material 11 is lost by coming into contact with the left and right regulating guides 21 and the stopper plate 22, and the final conveyance operation is completed. The supply receiving mechanism 20 at the position T stands still on the mounting plate 23. Since the position of the sheet-like supply material 11 is kept at a constant position by the left and right regulating guides 22 and the stopper plate 22, it comes to rest at an accurate position on the supply material receiving mechanism 20.

When the photoelectric switch 28 or the like detects that the conveyance of the sheet-like supply material 11 is completed and is stopped at the correct position, the mounting plate 23 is retracted by the operation of the air cylinder 25 of the retracting mechanism 24. Then, the state shown in FIG. 4 is obtained. Then, the sheet-shaped supply material 11 placed on the placing plate 23 falls on another transport conveyor 29. Since the position of the feed receiving mechanism 20 is accurate, the sheet-like feed 11 is accurately put on the other transport conveyor 29.

[0027]

As described above, according to the present invention,
A feed receiving mechanism in a sheet-like feed conveying device includes a left-right regulating guide that regulates positions on both sides of the sheet-like feed, a stopper plate extending in a direction perpendicular to a feeding direction of the sheet-like feed, and the sheet. Since a mounting plate for mounting both side portions of the sheet-like supply and a retracting mechanism for retracting the mounting plate when the sheet-like supply is stationary are provided, the sheet-like supply in the next step, Since an accurate position is always maintained and supplied, an accurate work is performed in the next step.

Further, since the kicking plate with an adjustable elevation angle for feeding the sheet-like feed upward is provided between the conveying belt mechanism and the feed-receiving mechanism, the size and thickness of the sheet-like feed are increased. Accordingly, the sheet-like supply material can be exactly fed to the final position of the conveyance.

[Brief description of drawings]

FIG. 1 is a perspective view showing a configuration of the present invention.

FIG. 2 is a sectional view of a main part of the present invention.

FIG. 3 is a plan view of the supply receiving mechanism of the present invention (normal state).
Is.

FIG. 4 is a plan view of the supply receiving mechanism of the present invention (state in which the retreating mechanism is retracted).

FIG. 5 is a cross-sectional view of a conventional sheet-like supply device.

[Explanation of symbols]

11 Sheet-like supplies 12 stacks 14 Vacuum slide plate 15 Gate mechanism 16 pinch belt mechanism 17 Conveyor belt 18 kicking board 20 Supply receiving mechanism 21 Stopper plate 22 Left and right regulation guide 23 Placement plate 24 Retraction mechanism

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification number Office reference number FI technical display location B65G 59/06 101 Z 7018-3F B65H 3/12 320 Z 9148-3F 5/00 R 7111-3F

Claims (2)

[Claims] 1. A vacuum slide plate provided at a lower portion of a stack of sheet-like supplies and provided with a plurality of holes for adsorbing and moving the sheet-like supplies; and a lower outlet of the sheet-like supplies. A gate mechanism provided to adjust the height of the outlet according to the thickness of the sheet-like feed, a pinch belt mechanism for sandwiching and feeding the sheet-like feed sent from the gate mechanism, and the pinch belt A conveyance device for a sheet-like supply having a conveyor belt for further moving the sheet-like supply transferred from the mechanism, and a supply receiving mechanism for mounting the sheet-like supply at the final conveyance position of the conveyor belt. In the above, the supply receiving mechanism is a left-right restriction guide that restricts the positions of both sides of the sheet-like supply, and a stopper plate extending in a direction perpendicular to the feeding direction of the sheet-like supply, An automatic sheet-like supply, comprising: a mounting plate on which both sides of the sheet-like supply are mounted; and a retracting mechanism for retracting the mounting plate when the sheet-like supply is stationary. Aligning machine. 2. The kick plate according to claim 1, wherein a kick plate having an adjustable elevation angle is provided between the conveyor belt mechanism and the feed receiving mechanism so as to feed the sheet-like feed upward. An automatic aligner for sheet-like supplies.