JP2695052B2 - Sheet body sheet-fed device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet body sheet feeding apparatus for surely taking out the laminated sheet bodies one by one.

[0002]

2. Description of the Related Art In order to convey a sheet body of unexposed photographic light-sensitive materials in a stacked manner from a supply magazine to an exposure position, or to convey a sheet body after image recording to a developing device. For this reason, a sheet body sheet-fed device for taking out the sheet bodies one by one is used.

[0003] In this case, the sheet material sheets device, Sai
To accommodate different size sheet bodies
Sheet in the direction of sheet removal
Sheets are stacked by accommodating the front and side parts of the body
However, not only large size sheets but also small size sheets
So that it can also be adsorbed and taken out.
Body removing means) for removing the sheet body in the sheet body containing portion.
They are arranged on one side of the side where they are stacked and accommodated. And
The suction plate is pressed against the uppermost sheet body, and the sheet body is suction-held and taken out under the action of the negative pressure generating device.

By the way, the sheet bodies in the laminated state are often in close contact with each other, and it is necessary to surely remove only the uppermost sheet body from other sheet bodies through the suction plate to take out the sheet body. For this reason, various measures have been made in the past, and generally, by moving the sheet body held on the suction cup along a complicated trajectory, a curling operation is applied to this sheet body to make a plurality of sheets. Prevents single leaf.

[0005]

However, as in the above-mentioned conventional example, a considerably complicated mechanism is required to impart a tilting motion to the sheet body. This allows
There is a problem that the configuration of the whole sheet body sheet-fed device becomes complicated and the manufacturing cost rises.

The present invention has been made in order to solve this kind of problem, and it is possible to reliably take out the laminated sheet bodies one by one with a simple structure.
An object of the present invention is to provide a sheet-type sheet-fed device capable of improving the efficiency of the whole sheet-fed work.

[0007]

In order to solve the above-mentioned problems, the present invention provides a sheet body accommodating portion for accommodating a plurality of sheet bodies in a laminated manner, and taking out the sheet body from the sheet body accommodating portion. A contact member that is provided along the width direction of the sheet body accommodating portion that intersects the direction and contacts one side of the sheet body accommodated in the sheet body accommodating portion, and the sheet body accommodated in the sheet body accommodating portion Is lifted and moved to the contact member side so as to be taken out from the sheet body accommodating portion, from the central portion of the sheet body accommodating portion above the sheet body accommodating portion and in the width direction of the sheet body accommodating portion. A sheet body take-out means provided on one end side which is detached
In the sheet body sheet-fed device according to the first aspect, the contact member is provided on a side opposite to the one end side where the sheet body take-out means is provided.
On the edge side, form a predetermined gap with one side of the sheet body
Having a notch that you characterized.

[0008]

In the sheet body sheet feeding apparatus according to the present invention, the sheet bodies stacked and accommodated in the sheet body accommodating portion are sequentially taken out from the uppermost sheet body under the action of the sheet body taking-out means. At that time, the contact member is connected to one side of the sheet body at the other end side opposite to the one end side where the sheet body take-out means is provided .
Because having a notch forming a predetermined gap between the other end of the sheet does not contact to the contact member be suspended. Therefore, the sheet body can be reliably taken out.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An example of the sheet body sheet-fed device according to the present invention will be described in detail below with reference to the accompanying drawings.

Referring to FIGS. 1 and 2, reference numeral 10 is used.
Shows a sheet body sheet-fed device according to the present embodiment. This sheet body sheet-fed device 10 corresponds to one end side 12a of the photographic light-sensitive material 12 in order to take out the uppermost photographic light-sensitive material 12 of the laminated photographic light-sensitive material (sheet body) 12 after image recording. And suction plates ( sheet body take-out means) 14a and 14b that are arranged as a unit, and a sheet body arrangement portion (sheet body collection).
And a locking member (contact member) 18 for supporting the front end side of the laminated photographic photosensitive material 12 in the take-out direction (direction of arrow A in FIG. 2).

The suction plates 14a, 14b are integrally displaced via the drive means 22. The drive means 22 includes a rotary drive source 24, and guide bars 28a and 28b are inserted into a rotary shaft 26 connected to the rotary drive source 24, and a holder 30 is fixed to the guide bars 28a and 28b. At the same time, the end of the rod 32 arranged in the holder 30 is inserted into the substantially L-shaped guide groove 34, and the moving member 35 engages with the end of the rod 32. The moving member 35 is fixed to a belt 36, and the belt 36 is stretched around pulleys 38a and 38b.
The rotary drive source 40 is connected to the pulley 38a.

The holder 30 is equipped with suction plates 14a and 14b. The suction plates 14a and 14b intersect with the direction in which the photographic photosensitive material 12 is taken out (direction of arrow A) (direction of arrow B in FIG. 1). It has a long rectangular parallelepiped shape.
The suction plates 14a and 14b communicate with a vacuum valve (not shown).

The locking member 18 is a plate body elongated in the direction of the arrow B, and as shown in FIG. 3, is located between the suction plates 14a and 14b and the tip side of the photographic photosensitive material 12. Has a notch portion 41 that forms a predetermined gap, and by this, when the large-sized photographic photosensitive material 12 or the suction plates 14a and 14b are sucked and lifted, the tip portion of the photographic photosensitive material 12 and the locking member 18 are provided. Prevents defective transport due to contact with the Specifically, for example, the thickness of the locking member 18 is about 10
mm, the notch 41 is about 4 mm. Furthermore, suction board 1
The other end side 1 of the photographic light-sensitive material 12 separated from 4a and 14b
The portion corresponding to 2b has a cutout portion 42 for preventing contact of the photographic photosensitive material 12 due to hanging (see FIG. 1).

A plurality of rows of holes (air inflow portions) 43a and 43b are formed through the locking member 18 in two rows in the vertical direction along the longitudinal direction (direction of arrow B). In addition,
The holes 43a and 43b are provided in upper and lower portions, respectively, but the number thereof can be changed as necessary.

A roller 44 as a sheet body posture correcting means having a length corresponding to the maximum dimension of the photographic photosensitive material 12 in the direction of the arrow B is disposed rotatably while being close to the locking member 18.

As shown in FIG. 2, the sheet body sheet-fed device 10
A transfer mechanism 52 for sending out the photographic photosensitive material 12 taken out from the sheet body arrangement portion 16 to the outlet 50 is provided inside.
Is provided. The transport mechanism 52 includes a relatively large-diameter drum 56 that is rotated by a rotary drive source 54, and a first belt 58 a and a second belt 58 are provided on the outer peripheral surface of the drum 56.
b and the first and second belts 58
The a and 58b are stretched around a plurality of rollers 60.
A guide plate 62 is disposed in the vicinity of the outlet 50, and the photographic photosensitive material 12 is fed from the outlet 50 to an unillustrated automatic developing device or the like via the guide plate 62.

Next, the operation of the sheet body sheet-fed device thus constructed will be described. First of all, sheet body sheet-fed device 1
When a plurality of stacked photographic photosensitive materials 12 are loaded in the sheet body arranging portion 16 in 0, the leading end side of the photographic photosensitive material 12 in the take-out direction along the inclination of the sheet body arranging portion 16 is The locking member 18 is abutted and supported.

Therefore, under the action of the rotary drive source 40 which constitutes the drive means 22, the rod 32 moves the pulleys 38a, 38b.
Then, it is displaced toward the uppermost photographic photosensitive material 12 side along the guide groove 34 via the belt 36. And the suction plate 14
When a and 14b start suction at a predetermined height position, the suction plates 14a and 14b suction the uppermost photographic photosensitive material 12.

Next, when the rotary drive source 40 is driven in the opposite direction to the above and the rod 32 rises along the guide groove 34, the uppermost photographic light-sensitive material 12 sucked and held by the suction plates 14a and 14b. Is taken out upwards. here
Even if the other end 12b of the photographic light-sensitive material 12 hangs down,
The contact with the locking member 18 can be prevented by the cutout portion 42,
And the tip of this photographic light-sensitive material 12 through the notch 41.
Contact with the locking member 18 is prevented. Therefore, the photo
The work of taking out the photosensitive material 12 is carried out smoothly and surely.
You.

At this time, in this embodiment, since the locking member 18 is provided with a plurality of rows of holes 43a and 43b, the uppermost photographic light-sensitive material 1 held by the suction plates 14a and 14b.
When 2 rises, air is introduced between the photographic light-sensitive material 12 and the next photographic light-sensitive material 12 through the holes 43a and 43b (see FIG. 4). Therefore, it is possible to prevent the photographic light-sensitive material 12 of the uppermost layer and the next photographic light-sensitive material 12 from adhering to each other, and the next photographic light-sensitive material 12 is surely peeled off to effectively prevent a plurality of sheets. It will be possible. In particular, the so-called tilting operation for displacing the photographic light-sensitive material along a complicated locus as in the past becomes unnecessary, and
By adopting an extremely simple structure in which the locking members 18 are provided with the holes 43a and 43b, it is possible to obtain an effect that the structure of the entire sheet body sheet feeding apparatus 10 is simplified at once.

Next, when the rod 32 reaches the corner of the guide groove 34, the rotary drive source 40 is deenergized, and the rotary shaft 26 is rotated under the driving action of the rotary drive source 24. The photographic light-sensitive material 12 which is swung within a predetermined angle range (see the chain double-dashed line in FIG. 2) and is suction-held on the suction plates 14a and 14b is sent to the transport mechanism 52 side.

While the adsorption action of the photographic photosensitive material 12 by the suction plates 14a and 14b is released, the drum 56 is rotated in the direction of the arrow under the drive action of the rotary drive source 54 which constitutes the transport mechanism 52, and the photographic photosensitive material 12 is rotated. 12 is this drum 5
6, the first belt 58a and the second belt 58b, it is conveyed to a predetermined angular position. Next, the rotary drive source 54
The drum 56 is rotated in the direction opposite to the arrow via the, and the photographic photosensitive material 12 held on the drum 56 is fed from the outlet 50 through the guide plate 62 to an unillustrated automatic developing device or the like.

In this embodiment, the photographic photosensitive material 12 is peeled off by the air flow from the holes 43a and 43b of the locking member 18, but as shown by the arrow X in FIG. Photosensitive material 12 through parts 43a and 43b
The photographic photosensitive material 12 may be peeled off by forcibly supplying air to the side.

Further, holes 43a and 43b as spaces are formed on the flat side surface of the locking member 18, but this is shown in FIG. 5 in order to more reliably peel off the photographic photosensitive material 12. The locking member 80 can be used.

The engaging member 80 has a concave-convex groove portion 82 on the side surface with which the photographic material 12 is in contact, and a plurality of holes 84 are formed on this side surface. Therefore, as described above, between the photographic light-sensitive material 12 held by the suction plates 14a and 14b and lifted up, and the other photographic light-sensitive material 12, the air is smoothly discharged from the groove 82 and the hole 84 of the locking member 80. It is possible to obtain an effect that the other work of peeling off the photographic photosensitive material 12 becomes more reliable.

Further, the engaging member 80 is attached to the photographic light-sensitive material 1.
It is also possible to form a plurality of groove portions extending in the two stacking directions (vertical direction in FIG. 4) and use these groove portions as air inflow portions.

In this embodiment, the case where the photographic light-sensitive material 12 after image recording is conveyed to the automatic developing device has been described, but when the unexposed photographic light-sensitive material 12 is conveyed to the image recording device one by one. Can be used as well.

[0028]

As described above, in the sheet body sheet-fed apparatus according to the present invention, the sheet body stacked and accommodated in the sheet body accommodating portion is the uppermost sheet body under the action of the sheet body extracting means. Are taken out in sequence. At that time, the contact member is on the other end side opposite to the one end side where the sheet body take-out means is provided ,
A notch that forms a predetermined gap with one side of the sheet body
Order to have the other end of the sheet does not contact to the contact member be suspended. As a result, it is not necessary to use a complicated sheet body sheet feeding device for imparting a bending action to the sheet body, and the structure of the entire sheet body sheet feeding device is simplified at once.

[Brief description of the drawings]

FIG. 1 is a schematic explanatory view of a main part of a sheet body sheet-fed device according to the present invention.

FIG. 2 is a schematic configuration diagram of the sheet body sheet-fed device.

FIG. 3 is a plan view of an essential part of the sheet body sheet-fed device.

FIG. 4 is an operation explanatory view of the sheet body sheet-fed device.

FIG. 5 is a vertical cross-sectional explanatory view of another locking member that constitutes the sheet-wafer separating apparatus.

[Explanation of symbols]

 Reference numeral 10 ... Sheet body sheet-fed device 12 ... Photosensitive material 14a, 14b ... Suction board 16 ... Sheet body placement site 18 ... Engaging member 22 ... Driving means 41 ... Cutout portions 43a, 43b ... Hole portion 44 ... Roller 52 ... Conveying mechanism 80 ... Locking member 82 ... Groove 84 ... Hole

Claims (3)

(57) [Claims] 1. A sheet body accommodating portion for accommodating a plurality of sheet bodies in a stacked manner, and a sheet body accommodating portion provided along a width direction of the sheet body accommodating portion intersecting a direction of taking out the sheet body from the sheet body accommodating portion. ,
A contact member with which one side of the sheet body accommodated in the sheet body accommodating portion contacts, and the sheet body accommodating portion by lifting and moving the sheet body accommodated in the sheet body accommodating portion to the contact member side. for removal from, Ru and a sheet take-out means which is provided above a and one end side offset from the center portion of the sheet accommodating portion in the width direction of the sheet accommodating portion of the sheet accommodating portion sheet In the body-wafer-feeding device, the contact member has one side of the sheet body on the other end side opposite to the one end side on which the sheet body take-out means is provided.
A sheet body sheet-fed device having a notch portion that forms a predetermined gap between the sheet body and the sheet body. 2. The apparatus according to claim 1 , wherein the contact member prevents contact due to the hanging of the sheet body.
, The site notch lower than the height of the height of the one end side of the sheet body receiving surface of the sheet accommodating portion to the cutout portion
A sheet body sheet-fed device characterized by being provided . 3. The sheet body sheet feeding apparatus according to claim 1, wherein the uppermost sheet body among the plurality of sheet bodies stacked and stored in the sheet body storage portion is the sheet body removing means. The contact member is provided with an air inflow portion for introducing air between the uppermost sheet body and the next layer sheet body to separate the next layer sheet body from the uppermost sheet body when the sheet is taken out by A sheet body sheet-fed device characterized by being provided.