JPH07115785B2 - Winder paper feeding 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 winder paper feeding device. More specifically, the present invention relates to a device for passing a paper through a winder device before winding the paper when the winder device winds the paper.

[0002]

2. Description of the Related Art FIG. 7 shows a conceptual configuration of a winder device. A is an unwinder original fabric, and the paper a fed from the original fabric A is cut into a small width by several slitters S, and wound up by a winder device WD to be finished as a winding roll B. The winder device WD has a known basic structure in which two winder drums 1 and 2 arranged in parallel give a winding driving force and the rider roll 3 rotates while pressing the winding roll B on the upper surface of the winding roll B. I have.

In the above winder device WD, two winder drums 1,
The work of passing the paper between the two was performed as follows. That is, as shown in FIG. 8A, the drive motor M1 of the winder drum 1 is rotated at a low speed while the paper a is manually operated.
From the bottom of the winder drum 1 to the two winder drums 1,
Then, the paper end ae is glued or taped to the core C as shown in FIG. The winding operation is then performed by rotating the winder drums 1 and 2 at high speed.

[0004]

However, in the above-mentioned conventional apparatus, since the drive motor of the winder drum is originally of the high speed rotation type, there is a problem that it is unstable at low speed and difficult to control. For this reason, the small-width paper a slit into several sheets is fed so that the tension is uniform,
The work of winding around the core was very complicated and time-consuming. Also, during paper passing work, the motor may become unstable or
Since the force of pulling the paper a by M1 is weak, it takes time, and the improvement of the operating rate of the winder device is restricted.

In view of such circumstances, it is an object of the present invention to provide a paper passing device which can automatically and promptly perform a paper passing operation and can improve the operation rate of a winder device.

[0006]

The winder sheet passing device of the present invention is a winder device in which two winder drums are provided in parallel, and a slitter is provided between the two winder drums before starting the winding operation. It is a device for passing several strips of paper cut in a small width by a plurality of feed belts in a state of being in contact with a part of the outer periphery of one winder drum in the paper feeding direction from the lower surface of the winder drum. It consists of a feed means for driving the feed direction, and an actuated position the feed means feed belt in contact with the outer periphery of the winder drum, a non-actuated position and selectively position changing means capable of position change away, the feed A winder drum in which a means supports the same number of driven rollers around which several feed belts are wound and the same number of tension rollers with a space in the width direction.
A cutter knife having substantially the same width, an arm connecting the cutter knife to a free end thereof, and a base of which is coaxially supported by the winder drum, and several feed belts.
The attitude changing means includes a guide roller attached to the cutter knife , a guide groove formed in a machine frame of the winder device, and a cap.
And a fluid cylinder for moving the turret knife along the guide groove between an operating position and a non-operating position.

[0007]

In the paper passing device of the present invention, as shown in the conceptual diagram of FIG.
As described above, when the paper is manually placed between the field belt 11 and the lower surface of the winder drum 1 with the feeding means 10 in the non-actuated position indicated by the chain double-dashed line, the rest can be automatically fed. . That is, when the feed belt 11 is brought into contact with the winder drum 1 as shown by the solid line in FIG. The plain paper a is sent out in the paper feeding direction. If the drive motor M of the feeding means 10 has a specification suitable for low-speed rotation different from the winder motor, the low-speed rotation of the winder drum 1 for passing the paper can be easily controlled. Further , in this apparatus, several feed units are provided in parallel in the surface length direction at an appropriate pitch, so that it is possible to individually feed the paper a cut into small widths by the slitter in the preceding stage. As a result, it is possible to pass the paper with uniform tension and automatically wind it around the core. Also the cutter
Since the knife is used as a support means such as a feed belt,
Install this device in a narrow space between two winder drums.
Can be incorporated.

[0008]

Embodiments of the present invention will now be described with reference to the drawings. In addition, the following embodiment is an example applied to a winder device equipped with a cutter device for cutting the rear end of the winding roll. 2 to 3, a winder device WD has a basic structure as a conventional winder device, 1 and 2 are winder drums, and 4 is a guide roller. Further, the winder device is additionally provided with a cutter device described in JP-A-60-232358, and its schematic configuration is as follows.

As shown in FIGS. 2 and 5, 51
Is a cutter knife, the base end of which is pin-connected to the arm 53 via a bracket 52, and the base end of the arm 53 is rotatably supported coaxially with the spindle 1a of the winder drum 1. On the other hand, a piston rod 56 of a fluid cylinder 55 is connected to the base end of the cutter knife 51,
The cylinder tube 56 of 55 is supported by the machine frame by a trunnion 57. The cutter knife 51 has a guide roller 54
As shown in FIG. 6, the guide roller 54 is rotatably inserted into a guide groove 58 provided in the machine frame to guide the movement of the cutter knife. The state where the cutter knife 51 is lowered as shown in FIG. 2 is the non-operating position of the cutter device, and the state where the cutter knife 51 is raised and penetrated between the winder drums 1 and 2 is the paper a as shown in FIG. This is the operating position for cutting the rear end.

Now, the feed means 10 of this embodiment uses the above-mentioned cutter knife 51 as a support in the claims, and is constructed as follows. As shown in FIGS. 2 and 3, the feed means 10 includes a feed belt 11 for feeding the paper a and a driving roller 1 around which the feed belt 11 is wound.
2. It has a driven roller 13 and a tension roller 14. As shown in FIG. 4, the drive roller 12 extends in the surface length direction (longitudinal direction of the winder drums 1 and 2, the same applies below), and several feed belts 11 are wound around the space at intervals of about 200 mm. On the other hand, the drive motor installed in the machine frame (hereinafter,
A speed reducer 15 is connected to the feed motor M), and torque is transmitted to the drive shaft 12 via its sprocket 16, chain 17, and sprocket 18 of the drive shaft 12. The feed motor M is preferably a motor having excellent controllability in the low speed rotation range, and a normal induction motor with a reduction gear or the like is used.

As shown in FIG. 5, through holes 21 are formed in the cutter knife 51 at equal intervals in the surface length direction, and the driven roller 13 is located inside thereof. Each driven roller 13 is axially supported by the tip of an L-shaped arm 22 as shown in FIGS. 2 and 3, and the base of the L-shaped arm 22 is a cutter knife.
A pin 23 is pivotally supported by a pin 23, and a driven roller 13 is biased by a spring 24 in a direction in which the driven roller 13 is in contact with the surface of the winder drum 1. A tension arm 25 extends from the base of the cutter knife 51, and the tension roller 14 is pivotally supported at the tip thereof. Reference numeral 26 is a tension adjusting bolt attached in the middle of the tension arm 25.

The feeding means having the above construction is shown in FIGS.
As shown in Fig. 5, several units are provided at a pitch of about 200 mm in the surface length direction. The fluid cylinder 55 for operating the cutter knife 51 and the guide means including the guide roller 54 and the guide groove 58 described above are the attitude changing means of the feed means of this embodiment. Therefore, when the fluid cylinder 55 is contracted as shown in FIG.
51 descends below the winder drum 1 and feed belt
11 is separated from the outer peripheral surface of the winder drum 1. However, as shown in FIG. 3, when the fluid cylinder 55 is extended, the cutter knife 51 enters the gap between the winder drums 1 and 2, and the feed belt 11 becomes about 1/5 of the outer peripheral surface of the winder drum 1. You will come into contact. Then, when the feed motor M is driven in this state and the feed belt 11 travels in the direction of the arrow, the winder drum 1 can be rotated in the same direction at a low speed.

Next, a paper passing method by this apparatus will be described. First, as shown in FIG. 2, when the feed belt 11 is in the inoperative position, there is a large gap between the feed belt 11 and the winder drum 1. Insert by hand. At this time, it is necessary to insert into the gap each small paper a cut by the slitter device, but since there are several feed belts 11 in the surface length direction, some part of the cut paper a is It can be sandwiched between the feed belts 11. Note that this pinching work can be performed quickly without any difficulty because it is sufficient to introduce the paper edge ae into a wide gap.

Next, when the fluid cylinder 55 is extended as shown in FIG. 3, the guide roller 54 attached to the cutter knife 51 rises in the guide groove 58, and exactly two driven rollers 13 are provided. It will be located in the valley between the winder drums 1 and 2. In this state, the feed belt 11 is in strong contact with the outer peripheral surface of the winder drum 1,
When the feed belt 11 travels in the direction of the arrow, the winder drum 1 can be rotated at a low speed to pinch the paper a and feed it above the winder drum 1. Since the force for pulling the paper a at this time reaches about 100 to 200 kgf, there is no need to pull the paper a by hand as in the conventional case.

After passing through the paper a as described above,
The paper a may be adhered to the core and wound around the core according to the usual procedure. Of course, winding the paper around the core can be performed by rotating the winder drums 1 and 2 at high speed.

As described above, if the paper-passing work can be performed automatically, the time required for the paper-passing can be shortened and a small number of people can perform the work. Therefore, the waiting time and labor of the winder work can be greatly reduced. To be done. Therefore, the operating rate of the winder device can be significantly improved.

[0017]

[0018]

EFFECTS OF THE INVENTION According to the present invention, a few articles are cut into a small width.
Even with the above paper, the paper can be automatically and quickly passed through the winder device. In addition, it is possible to significantly improve the operation rate of the winder device.

[Brief description of drawings]

FIG. 1 is a conceptual configuration diagram of a paper passing device according to the present invention.

FIG. 2 is a side view of the paper passing device according to the embodiment of the present invention with the feed belt in a non-operating position.

FIG. 3 is a side view showing a state in which a feed belt is in an operating position in the paper feeding device according to the embodiment.

4 is a view taken along the line IV-IV in FIG.

5 is a view taken along the line VV in FIG.

FIG. 6 is a sectional view showing a guide groove and a guide roller.

FIG. 7 is a conceptual diagram showing a general configuration of a winder device.

FIG. 8 is an explanatory diagram showing a conventional paper passing operation.

[Drawing reference number]

 1 winder drum 2 winder drum 10 feeding means 11 feed belt 12 drive roller 13 driven roller 14 tension roller 51 cutter knife 53 arm 54 guide roller 55 fluid cylinder 58 guide groove

Claims (1)

[Claims] 1. In a winder device having two winder drums arranged in parallel, the number of slits between two winder drums cut by a slitter before starting the winding operation.
An apparatus for passing a strip of paper, the number of Article Fi <br/> Doberuto the paper feeding direction in a state of being in contact with a portion of the outer periphery of the winder drum toward the lower surface of one winder drum in the paper feeding direction a feed means for driving consists of a working position in which the feed means feed belt in contact with the outer periphery of the winder drum, a non-actuated position and selectively position changing means capable of position change away, the feed means, The same number of driven rollers around which several feed belts are wound and the same number of tension rollers as the width direction
Substantially the same width as the winder drum that supports it at a distance
A cutter knife , an arm that connects the cutter knife to a free end, and has a base portion axially supported coaxially with the winder drum, and a drive belt that winds several feed belts.
The attitude changing means includes a guide roller attached to the cutter knife , a guide groove formed in the machine frame of the winder device, and the cutter knife along the guide groove to an operating position and a non-operating position. features and to Ruwa inductor sheet feeding apparatus that comprising a fluid cylinder for moving between a position.