JP2002173231A - Sheet material stacking restriction device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the dislocation of all stacked paper sheet materials including those of extremely small size to maximum size. SOLUTION: A restricting shaft 14 is movably supported on a supporting shaft 10 laterally mounted on a sucker head body 4 and a holder 16 is supported on the restricting shaft 14. The holder 16 has first restricting means 17 mounted thereon for restricting stacked paper sheets 1A of extremely small size. The first restricting means 17 has a side face restricting part 38 and a rear end restricting part 39 for restricting the side faces and the rear ends of the paper sheets 1A.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, a sheet-like rotary printing press and a sheet-like material for regulating the displacement of the loaded paper when sucking the loaded paper one by one from the uppermost portion by a soccer apparatus. The present invention relates to a loading control device.

[0002]

2. Description of the Related Art In a soccer apparatus of this type, a suction port for sucking and feeding paper one by one, and an upper layer portion of a paper stack in order to surely suck only the uppermost paper of the paper stacked by the suction port are used. When the suction port sucks and transports the uppermost paper, the blower for lowering the lower paper so that it does not slip, and the blowing foot to reliably separate the uppermost paper and the lower paper are separated. Provided. Further, a paper regulating member and a weight for regulating the trailing edge of the paper are provided so that the uppermost sheet of the paper stack is not displaced when being sucked and transported. That is, a pair of right and left regulating members for regulating the rear end of the stacked paper are supported by a supporting member supported by a supporting shaft laid on the head body of the soccer device, and the supporting member is supported and movably moved up and down by the supporting member. And a weight placed on the top of the paper.

[0003]

However, in the above-described conventional sheet stacking regulating device, when regulating the so-called ultra-small size paper having an extremely small width, the trailing edge of the paper must be adjusted. If you try to regulate with weights,
The upper layer of the paper stack cannot be separated one by one by separation, which may cause poor suction at the mouthpiece. Had become. In addition, in the case of extremely small size paper, since a paper regulating member is installed in a narrow space in addition to a suction port, a separating device, and a blowing foot, it is complicated to adjust the position by assembling these components, Depending on the size, the paper restricting member comes into contact with the head body of the soccer apparatus, so that there is a problem that it is not possible to restrict the paper displacement due to the structure.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and has as its object to control the stacking of sheet-like objects capable of restricting all sheet-like objects from an extremely small size to a maximum paper size. It is to provide a device.

[0005]

In order to achieve the above object, according to the first aspect of the present invention, there is provided a sheet feeding device for feeding sheets one by one from the top of sheets stacked on a sheet loading table. And a sheet-like material regulating member that regulates the left-right direction and the rear end of the sheet-like material stacked on the loading table on the rear end side. Therefore, the width direction as well as the rear end of the stacked sheet-like material is regulated.

According to a second aspect of the present invention, in the first aspect, the sheet-like material regulating member is formed of a linear member. Therefore, a space for passing air blown from the sheet feeding device to the paper or air for sucking the paper is secured.

According to a third aspect of the present invention, in the first aspect of the present invention, the lower end of the sheet-like material regulating member is formed to be bent outward with respect to the stacked sheet-like materials. I have. Therefore, when the stacked paper is pushed up, the irregularity of the paper is aligned while being guided by the lower end of the regulating member.

According to a fourth aspect of the present invention, in the first aspect of the present invention, the sheet-like material regulating member is supported on the paper feeder side. Therefore, when the sheet feeding device is moved and adjusted, the sheet-like material regulating member also moves integrally.

According to a fifth aspect of the present invention, in the first aspect, the sheet-like material regulating member is detachably supported. Therefore, the sheet-like material regulating member can be attached to a very small size paper.

According to a sixth aspect of the present invention, in the first aspect of the present invention, the second sheet regulating member for regulating the rear end of the sheet is supported by supporting the sheet regulating member. It is supported by a member. Therefore, two types of sheet-like material regulating members are supported by the same supporting member.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a side view of a soccer apparatus in which a sheet-like material loading control device according to the present invention is employed. FIG.
Is a front view of the soccer apparatus, and FIG. 3 is II in FIG.
FIG. 3 is a sectional view taken along line I-III. FIG. 4 is a side view showing the details of the paper regulating member and the weight used when feeding normal paper. FIG. 5 is a side view showing the details of a paper regulating member used when feeding extremely small size paper.

In FIG. 1, reference numeral 1 denotes paper as a sheet-like material loaded on a paper stack (not shown), the front end of which is aligned by a fallable pad 2. Reference numeral 3 denotes a soccer device, which is a soccer head main body 4 whose position can be adjusted in the direction of arrows AB in the figure, a pair of left and right suction ports 5, a pair of left and right blowers 6, and a blower provided at a lower portion of the soccer head main body 4. A foot 7 is provided. The upper layer of the stacked paper 1 is separated one by one by the air blown from the separator 6 to the rear end of the paper 1, and the suction air is supplied to the suction port 5, so that the uppermost portion of the stacked paper 1 is The upper paper is adsorbed on the suction port 5.

At this time, blow the foot 7 so that the lower sheet does not slip.
The presser (not shown) presses the lower paper, and then air is blown between the top paper and the lower paper,
The top sheet and the bottom sheet are reliably separated. Thereafter, the suction port 5 moves in the direction of the arrow A, and the contact 2 falls down, so that the paper 1 adsorbed by the suction port 5 is conveyed between the sheet feeding roller 8 and the pinch roller 9 that is in contact with the sheet feeding roller 8. The paper roller 8 is sent out onto a feeder board (not shown) by the clockwise rotation of the paper roller 8 in the drawing. As shown in FIGS. 1 and 2,
A support shaft 10 as a support member is horizontally laid on the rear lower end of the soccer head body 4 in the left-right direction.
Right and left ends project from the soccer head body 4.

Next, the first paper regulating means 12 and the second paper regulating means 45, which are features of the present invention, will be described with reference to FIGS. 2, 3, 4 and 5. FIG. As shown in FIG.
The paper regulating means 12 includes a holder 13 for holding the regulating shaft 14 together with the set screw 25 on the support shaft 10, a second regulating member 15 attached to the lower end of the regulating shaft 14, and a regulating shaft 14.
And a first regulating member 17 attached to a holder 16 that is movably supported with respect to. Further, the second paper regulating means 45 is configured in a state where the first regulating member 17 is removed from the first paper regulating means 12 configured as described above, that is, as shown in FIG.

The holder 13 is formed in a substantially rectangular parallelepiped shape, penetrates in the left-right direction, and has a horizontal through hole 20 having an inner diameter slightly larger than the outer diameter of the support shaft 10.
Vertical through-hole 21 which crosses 0 and is formed vertically through
On the rear side, a screw hole 2 penetrating into the vertical through hole 21
2 are provided.

The restricting shaft 14 is provided with a D-cut portion 28 having a D-shaped cross section at the center, and an upper portion 26 and a lower portion 27 formed in a columnar shape. Is provided with a step-like engaging portion 27a. The upper part 26 is inserted through the vertical through hole 21 of the holder 13, and a part of the peripheral surface of the upper part 26 has a concave fitting part 26 a having a semicircular cross section into which substantially half of the support shaft 10 is engaged. Is formed. A knob 25a is formed integrally with the set screw 25, and a small-diameter portion 25c having an outer diameter smaller than the diameter of the valley of the screw portion 25b protrudes from the tip of the screw portion 25b. The screw portion 25b of the set screw 25 is inserted into the screw hole 22 of the holder 13.
And the set screw 25 is advanced to the left in the figure.
The small diameter portion 25c contacts the upper portion 26 of the regulating shaft 14. Further, when the set screw 25 is advanced, the upper
By holding the support shaft 10 between the holder 6 and the holder 13, the regulating shaft 14 is fixed to the support shaft 10.

As shown in FIG. 5, the second regulating member 15
Is integrally formed by a head 30 formed in a rectangular parallelepiped shape and a thin plate-shaped regulating plate 31 projecting vertically downward from the lower surface of the front end of the head 30. The head 30 is provided with a through-hole 30 a penetrating in the up-down direction.
The through hole 30a is engaged with the lower portion 27 of the lower portion 27, and the stopper plate 32 attached to the upper surface of the head portion 30 is engaged with the engaging portion 27a of the lower portion 27.
The rotation is regulated by 4 and is supported movably up and down. At the left and right ends of the regulating plate 31, a pair of left and right convex strips 3 facing each other is provided.
1a, 31a (one convex strip 31a is not shown) extend in the vertical direction, and engagement protrusions 31b, 31b are protruded from lower ends of these convex strips 31a, 31a.

In FIG. 4, the holder 16 is formed by a holding portion 33 formed in a rectangular parallelepiped shape, and a supporting portion 34 formed to protrude downward at the front side of the lower surface of the holding portion 33. As shown in FIG. 3, a substantially U-shaped groove 33 a penetrating vertically is formed at the rear end of the holding portion 33, and the inner diameter of the groove 33 a is larger than the outer diameter of the lower portion 27 of the regulating shaft 14. The opening 33b of the groove 33a is formed slightly larger.
Is formed slightly smaller than the outer diameter of the lower part 27. As shown in FIG.
A pair of left and right holding pieces 35, 35 extending rearward are attached to both side surfaces of the lower part of the holding piece.
As shown in FIG. 3, engagement portions 35 a, 35 a bent and formed to be opposed to each other are provided at the tips of the fifth and the fifth 35.

In such a configuration, in order to attach the holder 16 to the regulating shaft 14, as shown by a two-dot chain line in FIG. 33b is engaged with the D cut portion 28. As shown by the solid line, when the holder 16 is rotated by about 90 °, the removal of the D-cut portion 28 from the opening 33b is restricted, and the engaging portions 35a, 35 of the holding pieces 35, 35 are controlled.
As shown in FIG. 5, the convex stripe 3 of the second regulating member 17 is
1a and 31a. Therefore, the rotation of the holder 16 is regulated by the regulating shaft 14 and is supported so as to be slidable in the vertical direction.

As shown in FIG. 4, the first regulating member 17
Are a side surface regulating portion 38 and a rear end regulating portion 39 extending vertically so as to be parallel to each other, and a supporting portion which is bent at a right angle at the upper end portion and extends horizontally so as to be parallel to each other. 38a, 39a and a guide portion 40 connecting the lower ends of the side surface regulating portion 38 and the rear end regulating portion 39 are formed in a series of wires. The entire length of the support portion 38a is shorter than the entire length of the support portion 39a. The guide portion 40 is bent and formed so as to expand downward and toward the support portions 38a and 39a.

The first restricting member 17 includes a support 38
a, 39a is pressed into a hole (not shown) on the side surface of the holding portion 33 of the holder 16 so that the holder 16
The side surface regulating portion 38 and the rear end regulating portion 39 are attached so as to extend in the vertical direction. As described above, when the holder 16 to which the first regulating member 17 is attached is rotated by 90 ° as shown by a solid line in FIG. 3, the rear end regulating portion of the first regulating member 17 is provided. 39 is positioned on an extension of the rear end of the loaded paper 1, and the guide portion 40 is positioned so as to extend outward with respect to the loaded paper 1. In FIG. 5, reference numeral 42 denotes a weight, which is an engagement portion 35 of the holding pieces 35, 35 attached to both side surfaces.
a, 35a are the ridges 31a, 3 of the second regulating member 17;
1a, and the weight 42 is connected to the regulating plate 3 of the second regulating member 15.
1 is slidably supported in the vertical direction.

Next, a description will be given of a regulating operation for regulating the displacement of the sheet-like material in the sheet-like material loading regulating device having such a configuration. First, the operation in the case where the displacement of the extremely small size paper indicated by reference numeral 1A in FIG. In this case, as shown by the solid line in FIG. 2, the pair of first paper regulating means 12 is attached to the support shaft 10 so as to be positioned in the left-right direction of the paper 1A. That is, in FIG. 4, by turning the knob 25 a of the set screw 25 and retreating the set screw 25 rightward in the figure, the upper
The support shaft 10 is clamped between the holder and the holder 13.

In FIG. 2, the left and right first paper regulating means 12, 12 are moved to the center side along the support shaft 10, and as shown in FIG. Position 39 at the rear end of paper 1A. Further, when the left and right first paper regulating means 12, 12 are moved toward the center side, the support portion 38a and the support portion 39a extend so as to be parallel to each other, and the total length of the support portion 38a becomes equal to the support portion. 39a
Are formed shorter than the entire length of the sheet 1A, the right and left side face regulating portions 38, 38 contact the left and right side faces of the paper 1A.
In FIG. 4, the knob 25 a of the set screw 25 is rotated to advance the set screw 25 to the left in the figure, and the upper portion 26 of the regulating shaft 14 and the holder 13 sandwich the support shaft 10, so that a pair of right and left Is fixed at a predetermined position.

As described above, the rear end regulating portion 39 and the side regulating portion 38 of the first paper regulating means 12, 12 regulate not only the rear end of the stacked very small size paper 1A but also the displacement of both side surfaces. Therefore, it is possible to restrict the displacement of the extremely small-sized paper 1A, in which the loaded state is not particularly stable, and to prevent defective feeding. Further, since the first regulating member 17 of the first paper regulating means 12, 12 is formed of a wire, the first regulating member 17 covers the suction port 5, the discriminator 6, and the blowing foot 7. There is no. Therefore, when the positions of the suction port 5, the discriminator 6, and the blowing foot 7 are adjusted, there is no hindrance to the work, so not only the workability is improved, but also the first regulating member 17 Since the suction and blowing of air from the suction port 5, the discriminator 6, and the blowing foot 7 are not hindered, defective feeding can be prevented.

The guide portion 40 of the first regulating member 17
However, the first regulating member 17 is supported by the regulating shaft 14 via the holder 16 so as to be vertically movable with respect to the loaded paper 1A. Therefore, when the paper stacker (not shown) is lifted up to push up the stacked paper 1A and set it between the left and right first regulating members 17, 17, the paper 1A is slightly displaced and hits the guide portion 40. Even if it touches, once the first regulating member 17 rises,
The impact of contact is reduced. Next, since the paper 1A is aligned while being smoothly guided by the guide portion 40, the width direction and the vertical direction are aligned and the first regulating member 17,
17 regulates the displacement.

Further, as shown in FIG. 2, the displacement of the paper 1A is regulated by the first regulating member 17 attached to the holder 16 via the supporting portions 38a, 39a extending in the horizontal direction. Even when the width of the extremely small size paper 1A is further smaller, the first regulating member 17 does not contact the soccer head body 4. Therefore, it is possible to restrict the displacement of paper of all sizes.

Here, in FIG. 1, when the position of the paper feed head body 4 is adjusted by moving the paper feed head body 4 in the direction of the arrow AB with respect to the stacked paper 1, the first paper regulating means 12 By being supported by the support shaft 10 laid on the main body 4, the first paper regulating means 12 also moves integrally following the movement of the paper feed head main body 4. Therefore, it is not necessary to individually move and adjust the first paper regulating means 12 separately from the movement of the paper feed head main body 4, so that the load required for the adjustment work is reduced.

Next, a so-called normal-size paper 1B, which is a size larger than the minimum size, as shown by a two-dot chain line in FIG.
The case where the displacement is restricted will be described with reference to FIGS. 2, 3, 4, and 5. FIG. First, in FIG. 4, the knob 25 a of the set screw 25 is rotated and the set screw 25 is retracted rightward in FIG.
To loosen the support shaft 10. In FIG. 2, the left and right first paper regulating means 12, 12 are moved left or right along the support shaft 10 so as to be separated from each other, and are moved to a position shown by a two-dot chain line in the figure. 4, the knob 25a of the set screw 25 is rotated and the set screw 25 is advanced to the left in the figure, so that the upper part 26 of the regulating shaft 14 is moved.
The support shaft 10 is sandwiched between the support shaft 10 and the holder 13, and the left and right first paper regulating means 12, 12 are fixed at a predetermined position.

From the state shown by the solid line in FIG.
Is rotated approximately 90 °, the engaging portions 3 of the holding pieces 35, 35 are rotated.
5a, 35a and the ridges 31a,
The engagement with 31a is released. Therefore, holder 1
6 is moved in the left-right direction, the groove 33a of the holder 16 engaged with the D-cut portion 28 of the regulating shaft 14 comes off as shown by a two-dot chain line in the drawing, and the holder 16 and the first
The first regulating means 12 is converted into the second regulating means 45 by removing the regulating member 17 from the regulating shaft 14.

As described above, since the two kinds of regulating means 12 and 45 are supported on the same support shaft 10, parts can be shared, so that not only the manufacturing cost can be reduced but also the structure can be simplified. Further, the second paper regulating means 45 is provided between the first paper regulating means 12 and the first regulating member 17.
Since most of the parts can be shared, the manufacturing cost is reduced. Further, since the first restricting means 12 for restricting the very small size paper A is detachably attached to the support shaft 10, the paper can be regulated by the sheet-like material regulating member even for the very small size paper. .

The first paper regulating means 12 is connected to the paper feed head main body 4.
However, the present invention is not limited to this. For example, it may be supported by a frame of a sheet feeding device, and various design changes are possible. Further, although the sheet-like material is the paper 1, it may be a film-like sheet. Also,
In the embodiment described above, the first paper regulating unit 12 and the second
By using the paper restricting means 45 properly, paper of all sizes can be handled. However, the first restricting member 17 of the first paper restricting means 12 can be used without using the second paper restricting means 45. May be used to support all sizes of paper.

[0032]

As described above, according to the first aspect of the present invention, not only the trailing edge but also the width direction of the stacked sheets are regulated, so that the regulation of the extremely small size paper is ensured. Done in

According to the second aspect of the present invention, the space through which the air blown from the paper feeding device to the paper or the air for sucking the paper is ensured,
Paper feeding failure is prevented. In addition, since each unit constituting the sheet feeding device is not blinded by the sheet-like material regulating member, adjustment of each unit is facilitated.

According to the third aspect of the present invention, when the stacked paper is pushed up, the irregularity of the paper is regulated while being regulated by the lower end portion of the regulating member, so that the paper is regulated smoothly and reliably. Is done.

According to the fourth aspect of the present invention, when the sheet feeding device is moved, the sheet-like material regulating member also moves integrally, so that the sheet-like material regulating member is moved independently of the movement of the sheet feeding device. It is not necessary to move and adjust
The load required for the adjustment work is reduced.

According to the fifth aspect of the present invention, since the sheet-like material restricting member can be attached to a very small size paper, the sheet-like material restricting member can be attached to the very small size paper. Regulation becomes possible.

According to the sixth aspect of the present invention, since parts can be shared, not only the manufacturing cost can be reduced but also the structure is simplified.

[Brief description of the drawings]

FIG. 1 is a side view of a soccer apparatus in which a sheet-like material stacking control device according to the present invention is employed.

FIG. 2 is a front view of a soccer apparatus that employs the sheet-like material loading control device according to the present invention.

FIG. 3 is a sectional view taken along line III-III in FIG. 2;

FIG. 4 is a side view showing details of a paper regulating member and a weight used for feeding normal paper in the sheet-like material stacking regulating device according to the present invention.

FIG. 5 is a side view showing details of a paper regulating member used when feeding extremely small-sized paper in the sheet-like material stacking regulating device according to the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... paper, 1A ... very small size paper, 1B ... normal size paper, 3 ... soccer device, 4 ... soccer head main body, 5 ...
Suction port, 6 ... judgment, 7 ... blowing foot, 10 ... support shaft, 12 ... first paper regulating means, 14 ... support shaft, 15 ... second regulating member, 16 ... holder, 17 ... first regulating member, 25: set screw, 31: regulating plate, 38: side surface regulating portion, 39: rear end regulating portion, 38a, 39a: support portion, 40: guide portion, 42
... weight, 45 ... second paper regulating means.

Claims (6)

[Claims] 1. A sheet feeding device for feeding sheets one by one from the top of sheet-like articles stacked on a sheet stacking table, and left and right sides of a rear end of the sheet-like articles stacked on the stacking table. A sheet-like material loading regulating device, comprising a sheet-like material regulating member for regulating a direction and a rear end. 2. The sheet-like material loading regulating device according to claim 1, wherein the sheet-like material regulating member is formed of a wire. 3. The sheet-like material stacking restriction device according to claim 1, wherein a lower end portion of the sheet-like material regulating member is extended outward with respect to the stacked sheet-like material. Sheet loading control device. 4. The sheet stacking regulating device according to claim 1, wherein said sheet regulating member is supported on said sheet feeder side. 5. The sheet-like material regulating device according to claim 1, wherein the sheet-like material regulating member is detachably supported. 6. The sheet-like material stacking control device according to claim 1, wherein a second sheet-like material regulating member that regulates a rear end of the sheet-like material is supported by a support member that supports the sheet-like material regulating member. A sheet-like material stacking restriction device characterized in that: