JP2778616B2 - Feeding machine with paper splicer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a feeder with a paper splicing device for continuously feeding a base material from a plurality of webs wound with various base materials such as paper while performing paper splicing. It is.

[0002]

2. Description of the Related Art For example, in a laminator for coating a resin on the surface of a base material such as paper, aluminum foil sheet, plastic sheet, etc., a pair of raw materials in which the base material is wound in advance is loaded. And a feeder with a paper splicing device that continuously feeds the base material to a subsequent process while sequentially splicing the base material end of the raw material and the other material base material end. FIGS. 15 to 18 show an operation of unwinding a base material wound on an original sheet while successively joining the ends of a plurality of original sheets by successively succeeding by a conventional feeder with a sheet joining apparatus of this type. FIG. By the way, as shown in FIG. 13, the term “splicing” refers to a sheet splicing in a pulling-out direction in which the inner surface of the base material 2 is fed from the material 1 toward the upper surface side, as shown in FIG. As described above, the paper splicing in the feeding in the pulling-out direction in which the outer surface of the base material 2 is fed from the raw material 1 toward the upper surface side is referred to as a splicing. These upper and lower coatings are appropriately selected depending on which surface of the substrate 2 is desired to be used.

FIG. 15 shows a shaft 4a, 4a having a center portion rotatably supported on a base 3 and original fabrics 1a, 1b mounted on both ends.
b of the feeder with the paper splicing device provided with the turret 5 provided with the base material 2a which has been pulled out in the downward direction
Are passed through the lower surface side of the lower guide roll 6 and sequentially guided by three guide rolls 7. In such a feeder with a paper splicing device, the material 1b is attached to the end of the substrate 2a of the material 1a.
The tip of the base material 2b is spliced, and the base material 2a, 2
In order to feed b, first, a double-sided adhesive tape 8 is attached in advance to a portion where the raw web 1b is fed. And
When the base material 2a is unwound from the web 1a and the outer diameter of the web 1a reaches a predetermined size, the turret 5 starts to rotate counterclockwise as indicated by an arrow in the drawing.

[0004] Next, as shown in FIG.
Is rotated to a predetermined paper splicing position, the lower cutter arm 9 rotates upward, and then the shaft 4b rotates to a speed synchronized with the line speed. Next, as shown in FIG. 17, the base material 2 a is pressed toward the outer periphery of the material web 1 b by the paster roll 10 of the lower cutter arm 9, so that the material 2 b is pressed by the double-sided adhesive tape 8. At the same time, the cutter 11 is operated to cut the base material 2a on the raw material 1a side with respect to the pesta roll 10. Next, as shown in FIG. 18, the paster roll 10 and the cutter 11 return to their original positions, and the succeeding cutter arm 9 rotates downward to complete the above-mentioned succession, and the base material from the raw web 1b is newly added. 2b
Is fed out to the subsequent process.

[0005] Further, using the above-mentioned feeding machine with a paper splicing device,
In the case where the wound base materials 2a, 2b are fed out while the ends of the webs 1a, 1b are successively spliced with each other by successively joining, the webs 1a, 1b are respectively attached to the shafts 4a, 4b of the turret 5.
1b is mounted so that the base materials 2a and 2b are fed out from above, and the base material 2a of one of the webs 1a is fed out to the subsequent process from the upper surface side of the guide roll 12 for transfer using three guide rolls 7. The base material 2a is fed out from the raw material 1a,
When the outer diameter of the raw fabric 1a reaches a predetermined size, the turret 5 is rotated clockwise in the opposite direction to the above-mentioned succession, and the upper succession cutter arm 13 having the paster roll 14 and the cutter 15 is used. Then, the base material 2a and the leading end of the base material 2b of the new raw fabric 1b may be spliced by the same operation procedure as in the case of the above-mentioned splicing.

[0006]

However, in the conventional feeder with a paper splicing device having the above-described structure, as described above, the continuous splicing is performed while sequentially performing only the lower splicing or the upper splicing. Although it is possible to automatically unwind the base material, for example, when performing splicing in the reverse direction, such as from the downward pulling direction to the upward pulling direction, stop the machine once and manually guide the lower In order to use the upper cutter arm 13, the substrate 2 a passing through the lower surface side of the roll 6 must be changed so as to pass through the upper surface side of the upper guide roll 12, thereby performing a lamination process. There is a problem that productivity is reduced due to the stoppage time, and the above-mentioned path change requires labor, which is one of the factors that hinders labor saving.

The present invention has been made in order to effectively solve the problem of such a conventional feeder with a paper splicing device. A paper in which the feeding direction is automatically reversed without stopping the line. It is an object of the present invention to provide a feeding machine with a paper splicing device that can continuously feed a base material by performing splicing.

[0008]

According to a first aspect of the present invention, there is provided a feeder with a paper splicing device, which is rotatably provided on a base.
A turret provided with shafts on each side of which a rotation axis is sandwiched, on which shafts each of which is wound with a base material wound out are mounted, and a base provided on the base and fed from one of the base materials. One or more guide rolls for guiding the material, provided on both sides between the webs so as to be able to freely contact and separate toward the web,
At least the base material fed from one of the webs is pressed against the outer periphery of the other web, and the base material fed from the one web is cut on the one web side with respect to the paster roll. An upper cutter arm and a lower cutter arm provided with a cutter, a lowering guide position for guiding a base material fed from the raw material in a lowering direction between the guide roll and the turret, A switching roll provided movably between an upper pulling guide position for guiding the base material fed from the web in the upward pulling direction, and a guide roll for guiding the base material fed from the web to the guide roll. The switching roll is arranged so as to always contact and guide the base material when the turret rotates and when the switching roll moves.

According to a second aspect of the present invention, at least the switching roll according to the first aspect is provided at the tip of the switching arm so as to be swingable and the base material is inserted in an S-shape. It is provided with a pair of rolls, and the rolls are arranged so that at least one roll contacts and guides the base material when the turret rotates and the switching roll moves. Things.

[0010]

According to the first aspect of the present invention, when the splicing is performed from the upward pulling direction to the downward pulling direction, the switching roll previously positioned at the upper pulling guide position at the time of the upper pulling is used. In synchronization with the rotation of the turret for the splicing, the swinging is performed to the lowering guide position, and conversely, when performing the splicing from the lowering direction to the uppering direction, when performing the lowering in advance, By swinging the switching roll located at the lower pulling guide position to the upper pulling guide position when the turret rotates, without stopping the feeder with the paper splicer,
Paper splicing is automatically and continuously performed by feeding in the reverse direction. Further, in the invention according to claim 2, since the switching roll is constituted by at least a pair of rolls, the base material is passed between these rolls in an S shape so that the turret is rotated and the switching arm is rotated. In the rotation of the base material, the base material can be easily always guided by at least one roll, so that the base material can be smoothly fed.

[0011]

1 and 2 show the essential parts of an embodiment of a feeder with a paper splicing device according to the present invention. Other constructions are the same as those shown in FIGS. is there.
FIGS. 3 to 8 and FIGS. 9 to 12 show the splicing operation using the feeder with the splicing device of the present embodiment, respectively, and are the same as those shown in FIGS. 15 to 18. The same reference numerals are used for the components, and the description is omitted. 1 to 3
In this feeder with a paper splicing device, a pair of rolls is provided between the guide rolls 7... And the turret 5 instead of the conventional guide rolls 6 and 12 shown in FIG. A switching roll 22 having 20 and 21 is provided.

That is, a shaft 24 is rotatably provided between a pair of column members 23 on which the rollers 7 of the base 3 are provided, and one end of a switching arm 25 facing the shaft 24 is provided. Fixed. And the switching arm 25
A pair of the above-mentioned rolls 20,
A switching roll 22 comprising 21 is attached. The column member 23 has a pull-down guide position A for guiding the base material 2a (2b) unwound from the web 1a (1b) in the down direction, and an upward pull direction from the web 1a (1b). At the upper pulling guide position B for guiding the base material 2a (2b) fed out to the above, to abut the switching arm 25 to prevent the swing thereof and to determine the fixed position of the rolls 20, 21 correctly. Stoppers 26 and 27 are provided, whereby the switching arm 25 is swingably provided between the lower pulling guide position A and the upper pulling guide position B. One end of the switching arm 25 is rotatably attached to the column member 23, and an output shaft 29 of a low-speed air cylinder 28 for swinging the switching arm 25 is connected to the switching arm 25. Note that the pair of rolls 20 and 21 are
At the time of the rotation of the switch arm and the swing of the switching arm 25, at least one of the rolls 20 (21)
The base material 2a (2b) inserted in an S shape between 0 and 21
It is arranged to be in contact with and guided.

Next, based on FIGS. 3 to 8, the base material 2 a fed in the upward pulling direction from the raw material 1 a and the lower material The operation in the case where the base material 2b fed in the pulling direction is spliced will be described. In this case, the raw material 1b is preliminarily pulled down in the substrate 2 direction.
The double-sided adhesive tape 8 is attached to the shaft 4b in the direction in which b is to be extended, and to the portion where the extension is started. Then, first, as shown in FIG.
To the roll 2 of the switching roll 22 at the upward pulling guide position B.
It is passed in an S-shape between 0 and 21 and fed out to a subsequent process via guide rolls 7. And the above-mentioned web 1a
4, the low-speed air cylinder 28 operates in synchronization with this, the switching arm 25 rotates, and the switching roll 22 swings to the lowering guide position A, as shown in FIG. After the operation is completed, the turret 5 starts to rotate counterclockwise as indicated by the arrow in the figure.

Then, as shown in FIG.
When the turret 5 is rotated to a predetermined paper splicing position, the turret 5 stops, and then, as shown in FIG. 6, after the lower cutter arm 9 rotates upward, the shaft 4b reaches a speed synchronized with the line speed. Rotate. Next, as shown in FIG. 7, after the pester roll 10 of the lower cutter arm 9 presses the base material 2a toward the outer periphery of the raw fabric 1b, the cutter 11 operates to move the base material 2a to the Than on the side of the web 1a. Thereby, the end of the base material 2a is adhered to the front end of the base material 2b of the raw material 1b by the double-sided adhesive tape 8. Next, as shown in FIG. 8, the above-described paper splicing from the upward pulling direction to the downward pulling direction is performed by returning the pesta roll 10 and the cutter 11 to the original positions and rotating the lower cutter arm 9 downward. After the completion, the base material 2b from the raw web 1b is newly fed out through the switching roll 22 at the succeeding guide position A.

Next, based on FIG. 9 to FIG. 12, the above-mentioned feeder with a paper splicing device is used to feed the base material 2a fed from the material web 1a in the downward direction and the base material 2a fed from the material web 1b in the upward direction. The operation when splicing the base material 2b to be performed will be described. In this case, the web 1b is previously mounted on the shaft 4b in the direction in which the base material 2b is extended in the upward pulling direction, and a double-sided adhesive tape 8 is attached to a portion where the extension is started. First, as shown in FIG. 9, the switching roll 22 is positioned at the lowering guide position A, and the base material 2a from the raw web 1a is passed between the rolls 20 and 21 of the switching roll 22 in an S-shape. , And are fed out to a subsequent process via guide rolls 7. When the outer diameter of the raw fabric 1a reaches a predetermined size, FIG.
As shown at 0, the switching arm 25 pivots in synchronization with this, the switching roll 22 swings to the upward pulling guide position B, and after the operation is completed, the turret 5 continues to rotate clockwise as indicated by the arrow in the figure. Start rotating.

Next, as shown in FIG. 11, when the turret 5 rotates to a predetermined paper splicing position, the turret 5 stops, and after the upper cutter arm 13 rotates downward, the shaft 4b is moved to the line speed. Rotate to the speed synchronized with. Next, the pest roll 14 of the upper cutter arm 13 presses the base material 2a toward the outer periphery of the web 1b, so that the end of the base material 2a is
As a result, the raw material 1b is adhered to the leading end of the base material 2b, and the cutter 15 is operated to cut the base material 2a on the raw material 1a side with respect to the pesta roll 14. Next, as shown in FIG. 12, the pest roll 14 and the cutter 15 return to the original positions, and the upper joint cutter arm 13 rotates upward. After the completion, the base material 2b from the material web 1b is newly fed out through the switching roll 22 at the succeeding guide position B.

As described above, according to the feeder with the paper splicing device, when the splicing is performed from the upward drawing to the downward drawing, the rotation is synchronized with the rotation of the turret 5 for the splicing. Then, the switching roll 22 previously positioned at the upper pulling guide position B at the time of upper pulling is swung to the lower pulling guide position A,
Conversely, when splicing is performed from the downward pulling direction to the upward pulling direction, in synchronization with the rotation of the turret 5,
By swinging the switching roll 22 previously located at the lowering guide position A at the time of lowering to the uppering guide position B, the feeder with the paper splicing device is automatically and continuously operated without stopping. Such splicing by feeding in the reverse direction can be performed. As a result, the productivity in the laminating process using the feeder with the paper splicing device can be improved, and the need for manual path change or the like as in the related art is eliminated, so that the labor of the line is also reduced. It becomes possible to plan.

In addition, in the feeder with a paper splicing device, since the switching roll 22 is constituted by a pair of rolls 20 and 21, the base material 2a (2b) The turret 5
The base material 2 can be easily rotated when the switch arm 25 rotates and when the switching arm 25 rotates.
Since a (2b) can be always guided by at least one roll 20 (21), the base material 2a (2b) can be smoothly fed.

In the description of the above embodiment, the switching roll 22 is moved between the lower guide position A and the upper guide position B by swinging the switching arm 25 by the low-speed air cylinder 28. Was explained,
The lower guide position A and the upper guide are not limited to this, and can be linearly moved by using a rack and a pinion, a ball screw, a linear guider, or directly by an air cylinder or a hydraulic cylinder. The same operation and effect can be obtained by moving between position B. Further, the rolls 20 and 21 constituting the switching roll 22 are not limited to a pair, but may be configured by more rolls.

[0020]

As described above, according to the first aspect of the present invention, the switching roll is provided between the guide roll and the turret for guiding the base material fed from the raw material in the downward pulling direction. A guide position and an upper pulling guide position for guiding the base material fed from the raw material in the upper pulling direction are movably provided, and the switching roll is provided when the turret rotates and the switching roll moves. Also, since it is arranged so as to always contact and guide the base material, when the splicing is performed from the upward pulling direction to the downward pulling direction, before the turret is rotated for the paper splicing. When the switching roll previously positioned at the upper pulling guide position at the time of upper pulling is swung to the lower pulling guide position in synchronization with Is synchronized before rotation of the turret, By swinging the switch roll located in the lower 引案 located in pulling upon the upper 引案 position,
Without stopping the feeder with the paper splicing device, the splicing can be performed automatically and continuously by feeding in the reverse direction. Therefore, the laminating process using the feeder with the paper splicing device can be performed. In addition, the productivity of the line can be improved, and it is not necessary to manually change the path as in the related art.

According to the second aspect of the present invention, in addition to the effects of the first aspect of the present invention, the switching roll is constituted by at least one pair of rolls. When the turret is rotated and the switching arm is rotated, the base material can always be easily guided by at least one roll by passing the base material in an S shape between the rolls. The effect that it can be performed is acquired.

[Brief description of the drawings]

FIG. 1 is a side view of a main part showing one embodiment of a feeder with a paper splicing device of the present invention.

FIG. 2 is a front view of FIG.

FIG. 3 is an operation diagram of the feeder with a paper splicing device of the embodiment, showing a state in which the feed is being performed in the upward pulling direction from one raw material.

FIG. 4 is a diagram illustrating a state in which a turret and a switching roll rotate during a splicing operation from the state in FIG. 3;

FIG. 5 is a diagram illustrating a state in which the turret is stopped at the paper splicing position in FIG. 4;

FIG. 6 is a view showing a state in which a lower cutter arm has risen from the state of FIG. 5;

FIG. 7 is a diagram showing a state in which a pest roll of the succeeding cutter arm of FIG. 6 is operated.

8 is a view showing a completed state of the splicing operation in which the lower cutter arm of FIG. 7 is lowered.

FIG. 9 is an operation diagram of the feeder with a paper splicing device of the embodiment, showing a state in which a feed is being performed in a pulling-down direction from one raw material.

FIG. 10 is a diagram illustrating a state in which a turret and a switching roll rotate during a splicing operation from the state of FIG. 9;

11 is a diagram showing a state where the upper cutter arm has been lowered from the state of FIG. 10;

12 is a diagram illustrating a completed state of the splicing in which the upper cutter arm of FIG. 11 is raised.

FIG. 13 is a view showing a general state in which a base material is fed in a lowering direction.

FIG. 14 is a view showing a general state of a substrate being pulled out in an upward pulling direction.

FIG. 15 is a diagram illustrating an operation of a succession by a conventional feeder with a paper splicing device, showing a state of a succession start.

FIG. 16 is a view showing a state in which a lower cutter arm has risen after rotation of the turret in FIG. 15;

FIG. 17 is a view showing a state in which the cutter of FIG. 16 is operated.

18 is a view showing a state in which the succeeding cutter arm of FIG. 17 returns to the original position and the succeeding cutter is completed.

[Explanation of symbols]

 1, 1a, 1b Raw material 2, 2a, 2b Base material 3 Base 4a, 4b Shaft 5 Turret 7 Guide roll 9 Lower cutter arm 10, 14 Pester roll 11, 15 Cutter 13 Upper cutter arm 20, 21 Roll 22 Switching Roll 25 Switching arm 26, 27 Stopper 28 Low speed air cylinder A Lower guide position B Upper guide position

Claims (2)

(57) [Claims] 1. A turret provided rotatably on a base and provided with shafts at both end portions sandwiching a rotation axis, on which shafts each of which is wound with a base material to be fed out are mounted. One or more guide rolls provided on a table to guide the base material fed from one of the webs, and provided on both sides between the webs so as to be freely contacted and separated toward the web, At least a pest roll that presses the base material fed from the one web onto the outer periphery of the other web, and the base fed from the one web on the one web side with respect to the pest roll. An upper cutter arm and a lower cutter arm each having a cutter for cutting a material; and a lower pull for guiding the base material fed from the raw material in a lower pull direction between the guide roll and the turret. Guidance position and above A switching roll provided movably between an upper pulling guide position for guiding the base material fed from the raw material in the upward pulling direction and guiding the base material fed from the raw material to the guide roll; And the switching roll is disposed so as to always contact and guide the base material when the turret rotates and when the switching roll moves. With feeding machine. 2. The switching roll includes at least a pair of rolls that are swingably provided at a tip of a switching arm and through which the base material is inserted in an S-shape. The feeding machine with a paper splicing device according to claim 1, wherein at least one roll is arranged to contact and guide the base material when rotating and when the switching roll moves.