JPH05193730A - Paper feeding device and method - Google Patents

Abstract

PURPOSE:To provide a paper feeding device and a paper feeding method which prevent damaging of a lowermost paper sheet of a group of paper sheets. CONSTITUTION:A paper feeding device comprises a retaining portion 3 for retaining a group of stacked paper sheets 2, a moving means 4 feeding the group of paper sheets 2 in one conveyance direction and then moving the retaining portion 3, a roller 5 provided beneath the moving means 4, a first support member for supporting the roller 5, a belt conveyor 7 intended for conveying the group of paper sheets 2 from the moving means 4 in a direction orthogonal to one conveyance direction of the moving means and located under a conveyance surface of the roller 5 and kept waiting, a second support member 71 for supporting the belt conveyor 7, and a position control means for causing the conveyance surface of the belt conveyor 7 to be located at a level higher than the conveyance surface of the roller 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper feeding device and a paper feeding method, and more particularly, to a paper sheet at the bottom of a paper group when the paper group having stacked paper sheets is conveyed in a direction perpendicular to one direction of conveyance. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet feeding device and a sheet feeding method that prevent damage to a sheet.

[0002]

2. Description of the Related Art Conventionally, a conveyance surface in one direction of conveyance and a conveyance surface in a direction perpendicular to one direction of conveyance are the same, and a group of papers is conveyed from one conveyance direction to a direction perpendicular to one conveyance direction. I am making it.

[0003]

Since the transport surface in one direction of transport and the transport surface in the direction perpendicular to the one direction of transport are the same surface, the direction from one direction of transport to the direction orthogonal to one direction of transport. At the time of transport, at the intersection of the transport direction and the transport surface in the direction perpendicular to the transport direction, the paper at the bottom of the paper group comes into contact with the transport surface in the direction perpendicular to the transport direction. There was a problem that the paper was damaged and turned into defective paper.

It is an object of the present invention to provide a sheet feeding device and a sheet feeding method which eliminate the above-mentioned conventional problems.

[0005]

In order to achieve the above object, in a paper feeding apparatus of the present invention, a holding unit for holding a paper group in which papers are stacked, and the holding unit are moved to move the paper group. A moving means for feeding in one conveying direction, a roller provided below the moving means, a first supporting member for supporting the roller, and a direction perpendicular to the one conveying direction of the moving means. A belt conveyor that conveys the paper group from the moving means in a predetermined direction and stands by under the conveyance surface of the roller.
And a second support member for supporting the belt conveyor, and position control means for positioning the conveyor surface of the belt conveyor above the conveyor surface of the roller.

Further, in the paper feeding method of the present invention, a paper group in which papers are laminated is held and conveyed in one conveying direction, and at the same time, a plurality of rollers are brought into contact with the lower surface of the paper group, When the paper group is placed above the belt with the upper surface of the belt interposed between the roller and the roller and below the upper surface of the roller, the roller The la is lowered or the belt is raised to bring the paper group into contact with the belt, and then the belt conveys the paper in a direction perpendicular to the one conveying direction to feed the paper.

Further, in the paper feeding apparatus of the present invention, a holding unit for holding a paper group in which papers are stacked, a moving unit for moving the holding unit to send the paper group in one conveying direction, and a moving unit A belt conveyor provided below the means, a first support member for supporting the belt conveyor, and the paper group from the moving means is conveyed in a direction perpendicular to the one conveying direction of the moving means. And a roller that is positioned below the conveyor surface of the belt conveyor and stands by, a second support member that supports the roller, and a conveyor surface of the roller that conveys the conveyor surface of the roller. And a position control means for positioning it above the plane.

Further, in the paper feeding method of the present invention, a paper group in which papers are laminated is held and conveyed in one conveying direction, and a plurality of belts are brought into contact with the lower surface of the paper group to form the belt and the belt. And the upper surface of the roller is interposed below the upper surface of the belt and the paper group is placed above the roller, the belt descends or The roller is raised to bring the paper group into contact with the roller, and then the roller conveys the sheet in a direction perpendicular to the one conveying direction to feed the sheet.

[0009]

In the paper feeding apparatus of the present invention, when the holding unit for holding the paper group in which the papers are stacked is moved by the moving means, the roller provided below the moving means causes the paper group to move to the uppermost position. The lower paper reduces its friction, and the paper group is sent in one transport direction.

When the group of papers is placed above the belt conveyor which is positioned below the conveyor surface of the roller and stands by, the position control means conveys the conveyor surface of the belt conveyor to the roller. The paper group is positioned above the surface, the paper group is brought into contact with the conveyance surface of the belt conveyor, and the belt conveyor conveys the paper in a direction perpendicular to one conveyance direction to feed the paper.

Further, in the paper feeding device of the present invention, when the holding section for holding the paper group in which the papers are stacked is moved by the moving means, the belt conveyor provided below the moving means is driven. , The bottom paper of the paper group has reduced its friction,
The paper group is sent in one transport direction.

When the above-mentioned paper group is placed above the roller which is positioned below the conveyor surface of the belt conveyor and stands by, the position control means conveys the conveyor surface of the roller to the conveyor surface of the belt conveyor. The paper group is positioned above the surface, the paper group is brought into contact with the transportation surface of the roller, and the roller is driven to transport the sheet in a direction perpendicular to one transportation direction to feed the sheet.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. In FIGS. 1 and 6, reference numeral 1 is a paper feeding device, and the paper feeding device 1 is placed on a pallet (not shown), for example. For example, one layer of laminated paper (for Western paper, 125 sheets,
It is supplied to the packaging line in order to wrap it into the paper group 2 for every 50 sheets, 500 sheets, etc., and it is necessary in the manufacturing process (for example, it is necessary to feed in a direction perpendicular to the packaging line .) To move the one-dot chain line paper group 2 to the solid line paper group 2 to align the centers of the paper groups 2 and 2 on the Y line. After transporting the groups 2 and 2 in one direction of transport (for example, the X direction in FIG. 2), a direction perpendicular to the one direction of transport (for example, Y in FIG. 2).
Direction).

Reference numeral 3 is a holding portion for holding the paper group 2 in which papers are laminated. The holding portion 3 has a guide body 31 having a U-shaped cross section and a guide body.
A holding member 32 provided on 31 (holding member 32 is held by, for example, an air cylinder, a rod that moves up and down by hydraulic pressure, etc.).

Therefore, the operator holds the end of the paper group 2 and clamps the paper group 2 by the feed holding member 32 to the guide body 31.

A moving means 4 moves the holding portion 3 to send the paper group 2 in one conveying direction (for example, the X direction shown in FIG. 2). For example, a frame. A motor (not shown) fixed on the rail 41 slides on the rail 42 to move the holding portion 3 via the connecting portion 43.

A roller 5 may be provided below the moving means 4 (the roller 5 may be of a free-roller type which is not driven by a motor, but preferably, it is synchronized with the moving means 4 and is the same. A motor drive type motor driven by a motor (not shown)
It may be used as a la conveyor. ) Is provided, and the roller 5 is supported by the first support member 6 (see FIG. 3). Reference numeral 51 is an auxiliary roller, and 61 is a member for supporting the auxiliary roller 51. As shown in FIG. 1, the member 61 supporting the auxiliary roller 51 moves up after being clamped (the holding member 32 clamps the paper group 2), and ascends, and then descends after the paper group 2 passes, so that the paper sheets are separated from each other. Eliminates friction.

Reference numeral 7 denotes a belt conveyor, which is in a direction (eg, Y direction shown in FIG. 2) perpendicular to one conveying direction of the moving means 4 (eg, X direction shown in FIG. 2). The paper group 2 is conveyed from the moving means 4 and is positioned below the conveyance surface of the roller 5 and stands by.

The belt conveyor 7 is supported by the second supporting member 71. Reference numeral 72 is a roller that drives the belt conveyor 7 (the roller 72 is driven by a motor (not shown)), and 73 is a bearing.

Numeral 8 is a position control means which rolls down the belt conveyor 7 which is located below the conveying surface of the roller 5 and is on standby.
The rod 82 of the cylinder 81 is connected to the first support member 6 by lowering the rod 82 of the cylinder 81 (see FIG. 3). From the state to the state of FIG. 4) The conveyor surface of the belt conveyor 7 can be located above the conveyor surface of the roller 5.

The position control means 8 is a belt conveyor.
When the paper group 2 is placed above the paper sheet 7, a sensor (not shown) detects it, and the rod 82 of the cylinder 81 is lowered.

As a result, the paper group 2 comes into contact with the conveying surface of the belt conveyor 7, and in the state of FIG. 4, the belt conveyor 7 is driven to move in a direction perpendicular to one conveying direction (Y direction in the figure). It conveys and feeds to the packaging machine side not shown.

In FIG. 1, the paper group 2 (X) is X
Represents a paper group 2 moving in the direction, and the paper group 2 (Y) is a roll
The paper group 2 moving in the Y direction by driving the belt conveyor 7 located above the transport surface of the roller 5 is shown.

In the above-mentioned paper feeding device, the paper group 2 in which the papers are stacked is held and conveyed in one conveying direction, and a plurality of rollers 5 are brought into contact with the lower surface of the paper group 2 to make the rolls 5 Between the roller 5 and the roller 5, the upper surface of the belt of the belt conveyor 7 is interposed below the upper surface of the roller 5, and the paper group 2 is placed above the belt. Roller 5 when placed
Is lowered or the belt is raised to bring the paper group 2 into contact with the belt, and then the belt conveys the paper in a direction perpendicular to the one conveying direction to feed the paper. It is possible to prevent damage to the paper at the bottom of the group.

In FIGS. 3 and 4, the first support member 6 is lowered so that the conveyor surface of the belt conveyor 7 is located above the conveyor surface of the roller 5, but FIGS. As shown, the second support member 71 supporting the belt conveyor 7 may be raised.

That is, the position control means 8 shown in FIGS.
Is for positioning the conveyor surface of the belt conveyor 7 which is positioned below the conveyor surface of the roller 5 and is on standby above the conveyor surface of the roller 5, for example, the rod 82 of the cylinder 81. Is connected to the second support member 71.
By raising the rod 82 (see FIG. 6), the conveyor surface of the belt conveyor 7 can be positioned above the conveyor surface of the roller 5.

In the present embodiment, the roller 5 is used to convey in the X direction and the belt conveyor 7 is used to convey in the Y direction. On the contrary, the roller 5 is used to convey in the Y direction. 5, the belt conveyor 7 may be used for conveying in the X direction.

That is, a holding unit for holding a paper group in which papers are stacked, a moving unit for moving the holding unit to send the paper group in one conveying direction, and a belt conveyor provided below the moving unit. -(Belt conveyor is driven by a motor (not shown) in one conveying direction, but preferably, the belt conveyor and the moving means may be synchronized to have the same speed.) A first support member for supporting and a group of sheets from the moving unit are conveyed in a direction perpendicular to the one conveying direction of the moving unit, and are positioned below the conveying surface of the belt conveyor to stand by. A roller, a second support member for supporting the roller, and the roller
And a position control means for positioning the transfer surface of the transfer belt above the transfer surface of the belt conveyor.

In this paper feeding device, a paper group in which papers are stacked is held and conveyed in one conveying direction, and a plurality of belts are brought into contact with the lower surface of the paper group so that the belts are separated from each other. Then, when the upper surface of the roller is interposed below the upper surface of the belt and the paper group is placed above the roller, the belt is lowered or the roller is moved. Is raised to bring the group of sheets into contact with the rollers, and then the rollers convey the sheet in a direction perpendicular to the one conveying direction to feed the sheets. Similar to the device, it is possible to prevent damage to the lowermost paper of the paper group.

In the present embodiment, the paper group 2 is fed in double, but the present invention is not limited to this, and one paper group 2 may be fed.

[0031]

In the paper feeding apparatus of the present invention, a holding unit for holding a paper group in which papers are stacked, a moving unit for moving the holding unit to send the paper group in one conveying direction, and the moving unit. A roller provided below the means, a first support member for supporting the roller, and the paper group from the moving means is conveyed in a direction perpendicular to the one conveying direction of the moving means. And a belt conveyor that is positioned below the transfer surface of the roller and stands by, a second support member that supports the belt conveyor, and a transfer surface of the belt conveyor that is the roller.
Since it is equipped with a position control means that is positioned above the transport surface of the la, when transporting from one direction of transport to a direction perpendicular to one direction of transport, it is perpendicular to one direction of transport and one direction of transport. The belt conveyor is positioned below the conveyor surface of the roller at the intersection with the conveyor surface in various directions and stands by. When the paper group is placed above the conveyor belt, the position control means is provided. Position the conveyor surface of the belt conveyor above the conveyor surface of the roller, bring the paper group into contact with the conveyor surface of the belt conveyor, and convey it in a direction perpendicular to one conveyor direction by the belt conveyor. It is possible to prevent the damage of the paper which has occurred in the past.

In the paper feeding method of the present invention, a paper group in which papers are laminated is held and conveyed in one conveying direction, and a plurality of rollers are brought into contact with the lower surface of the paper group so that the rollers When the paper group is placed above the belt with the upper surface of the belt interposed between the roller and a position below the upper surface of the roller, the roller is The paper group is moved down or the belt is moved up to bring the paper group into contact with the belt, and then the paper is conveyed by the belt in a direction perpendicular to the one conveying direction to feed the paper. It is possible to prevent the paper at the bottom of the sheet from being damaged.

In the paper feeding apparatus of the present invention, a holding unit for holding a paper group in which papers are stacked, a moving unit for moving the holding unit to send the paper group in one conveying direction, and a moving unit for the moving unit. A belt conveyor provided below, a first supporting member for supporting the belt conveyor, and the paper group from the moving means is conveyed in a direction perpendicular to the one conveying direction of the moving means. A roller that is positioned below the conveyor surface of the belt conveyor and stands by, a second support member that supports the roller, and a conveyor surface of the roller that is closer to the conveyor surface of the belt conveyor. Since it is provided with a position control means to be positioned above, when carrying from one direction of transport to a direction orthogonal to one direction of transport, a transport surface in one direction of transport and a direction orthogonal to one direction of transport At the intersection with
The roller is positioned below the conveying surface of the belt conveyor and stands by, and when the paper group is placed above the roller, the position control means causes the conveying surface of the roller to move to the belt conveyor. It was possible to position it above the transport surface, bring the paper group into contact with the transport surface of the roller, and transport it in the direction perpendicular to the one transport direction to feed the paper. It is possible to prevent the paper from being damaged.

In the paper feeding method of the present invention, a paper group in which papers are laminated is held and conveyed in one conveying direction, and a plurality of belts are brought into contact with the lower surface of the paper group so that the belts In the interval, when the upper surface of the roller is interposed below the upper surface of the belt and the paper group is placed above the roller, the belt is lowered or the roller is moved. -The roller is moved up to bring the paper group into contact with the roller, and then the roller conveys the paper in a direction perpendicular to the one conveying direction to feed the paper. It is possible to prevent damage to the lowermost paper.

[Brief description of drawings]

FIG. 1 is a front view schematically showing a paper feeding device according to an embodiment of the present invention.

FIG. 2 is a schematic plan view of the sheet feeding device shown in FIG.

FIG. 3 is a diagram schematically illustrating a state in which a sheet group of the sheet feeding device illustrated in FIG. 1 is transported in the X direction.

FIG. 4 is a diagram schematically illustrating a state in which a sheet group of the sheet feeding device illustrated in FIG. 1 is transported in the Y direction.

FIG. 5 shows another example of the position control means shown in FIGS. 3 and 4, and is a diagram schematically showing a state in which a paper group is transferred in the X direction.

FIG. 6 is a view showing another example of the position control means shown in FIGS. 3 and 4, and is a view schematically showing a state in which a paper group is transferred in the Y direction.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Paper feeder 2 Paper group 3 Holding part 4 Moving means 5 Roller 6 1st support member 7 Belt conveyor 8 Position control means 71 2nd support member

Claims (4)

[Claims] 1. A holding unit for holding a paper group in which papers are laminated,
Moving means for moving the holding part to feed the paper group in one conveying direction; a roller provided below the moving means; a first supporting member for supporting the roller; A belt conveyor that conveys the paper group from the moving means in a direction perpendicular to the one conveying direction of the moving means and stands by under the conveying surface of the roller, and the belt conveyor. A sheet feeding apparatus comprising: a second supporting member that supports the sheet; and a position control unit that positions the transport surface of the belt conveyor above the transport surface of the roller. 2. A paper group in which papers are laminated is held and conveyed in one conveying direction, and a plurality of rollers are brought into contact with the lower surface of the paper group, and between the rollers. When the upper surface of the belt is interposed below the upper surface of the roller and the paper group is placed above the belt, the roller descends or the belt moves. A method for feeding a sheet, characterized in that the sheet group is raised to bring the sheet group into contact with the belt, and then the sheet is conveyed by the belt in a direction perpendicular to the one conveying direction to feed the sheet. 3. A holding unit for holding a paper group in which papers are stacked,
Moving means for moving the holding part to feed the paper group in one conveying direction; a belt conveyor provided below the moving means; a first supporting member for supporting the belt conveyor; A roll for transporting the paper group from the transport means in a direction perpendicular to the one transport direction of the transport means and standing by under the transport surface of the belt conveyor.
A roller, a second support member for supporting the roller, and position control means for positioning the transport surface of the roller above the transport surface of the belt conveyor. Paper equipment. 4. A paper group in which papers are laminated is held and conveyed in one conveying direction, and a plurality of belts are brought into contact with the lower surface of the paper group, and between the belts and between the belts. The upper surface of the roller at a position below the upper surface of the roller.
When the paper group is placed above the roller, the belt is lowered or the roller is raised to bring the paper group into contact with the roller, and then the roller is used. A paper feeding method characterized in that the paper is fed in a direction perpendicular to the one feeding direction.