JPH01252444A - Device for arranging winding direction of strip-shaped wound original cloth - Google Patents

Abstract

PURPOSE:To supply a wound original cloth after the automatic arrangement of the winding direction by preventing a supporting board from revolving when the first sensor for detecting the first state of the outer periphery of the original cloth generates a signal at first and allowing the supporting board to turn by 180 deg. when the second sensor generates the signal at first. CONSTITUTION:When the attached original cloth 10 of a special tape 30 is supplied into an original cloth supporting part 3, the original cloth 10 is detected by the sensors 6 and 6 and turned in the direction of arrow (a) by the rollers 4 and 4, supported by a supporting part 3. When the Al foil layer 31 of the tape 30 is detected by an approach sensor 21 at first, a supporting board 2 does not turn, and a cylinder 9 pushes up a supporting basic plate 7, and the original cloth 10 is discharged in the direction of arrow (c) and supplied into the next process. Further, when the attached original cloth 10 of the tape 30 is supplied into the supporting part 3 in the opposite direction and turned in the direction of arrow (a), the colored layer 32 of the tape 30 is detected by a color mark sensor 22 in advance of the Al foil layer 31, and the supporting board 2 is turned by 180 deg. in the direction of arrow (b). Therefore, the winding direction of the original cloth 10 is changed, and the original cloth 10 is discharged in the direction of arrow (c), and supplied into the next process.

Description

Detailed Description of the Invention (Industrial Field of Application) The present invention relates to a device for automatically aligning the winding direction of a raw fabric for winding a strip, and more particularly, for automatically aligning the winding direction of a raw fabric for winding a strip. The present invention relates to an apparatus capable of supplying the original fabric to the next process.

(Problems to be Solved by Prior Art and Invention) When using a raw fabric with a band-shaped material wound around it in the production of sanitary napkins and other various products, in order to improve production efficiency, it is necessary to It is required that the winding direction be aligned and automatically supplied to a predetermined process.

However, in the past, the work of aligning the winding direction of the original fabric for winding a strip has been carried out by visual inspection (11v7), and at present it is not possible to fully meet the above requirements.

Therefore, it is an object of the present invention to provide an apparatus that can automatically align the winding direction of an original fabric around which a strip is wound and supply the original fabric to the next process.

[Means to solve the problem]

The present invention is provided with an original fabric support part for an original fabric in which a band-shaped material is wound on a support base that is rotatable in a horizontal plane, and the original fabric support part holds the original fabric with its center axis in a horizontal direction. a web support device having a rotation mechanism for supporting the web in a vertical plane and rotating the web in a vertical plane; a first sensor that detects the first state; and a second sensor that is arranged in the same manner as the first sensor and detects the second state of the outer circumference of the web; If the signal from the second sensor is emitted first, the support base of the fabric support device will not rotate, but if the signal from the second sensor is generated first, the support base of the fabric support device will rotate 180 degrees. The above object has been achieved by providing a device that aligns the winding direction of a strip-wound original fabric that rotates.

[Operation] According to the device of the present invention, the original fabric supplied and supported on the original fabric support portion of the support table is rotated in a vertical plane by the rotation mechanism, and the signal from the first sensor is emitted first. If the supply is supported in a state where the second sensor signal is emitted first, it is supplied to the next process without changing its direction, and if it is supported in a state where the second sensor signal is emitted first, the direction is changed in the horizontal plane. After being rotated by 180", it is supplied to the next process.

〔Example〕

EMBODIMENT OF THE INVENTION Hereinafter, one embodiment of the apparatus of the present invention shown in the drawings will be described.

FIG. 1 is a perspective view showing an embodiment of the apparatus of the present invention, in which 1 is a web support device, 21 is a proximity sensor which is a first sensor, 22 is a color mark sensor which is a second sensor, and 10 is a A special tape 30 is attached to the winding end of the strip of the strip (hereinafter referred to as the strip-wound strip or strip) as shown in the drawing.

The original fabric support device 1 includes an original fabric support part 3 on a support base 2 that is rotatable in a horizontal plane, and the original fabric support part 3 is configured to rotate the original fabric 10 in a vertical plane. The mechanism includes a pair of rollers 4.4 that rotate in the same direction and at the same speed as indicated by the arrows in the figure. Further, the support stand 2 is rotated by 180° in the horizontal plane (in the direction of the arrow) by the actuator 5.
It is connected and supported by the actuator 5 so as to be connected to the actuator 5.

Further, the support stand 2 is provided with a pair of sensors 6.6 for checking the presence or absence of the original fabric in the original fabric support section 3.

Further, 7 is a support substrate whose one end is rotatably fixed to the base 8, 9 is a cylinder that pushes up the other end of the support substrate 7, and the above-mentioned original fabric support device l! fl is placed and fixed on the support substrate 7, and is provided so that it can be rotated in the direction of arrow C by the pushing up action of the cylinder 9 and discharge the original fabric in the direction of the base 8.

In addition, the proximity sensor 21 which is the first sensor and the second sensor
The color mark sensors, which are the sensors, are arranged in series near the outer periphery of the web 10 supported by the web supporter 3 via a support rod 23 fixed to the other end of the support substrate 7. , the proximity sensor 21 detects the passage of the special tape 3o attached to the original fabric and generates a detection signal, and the color mark sensor 22 detects the colored part (black in the embodiment) 32 provided at one end of the special tape 30. There is no way to detect the passage of the object and generate a detection signal. The proximity sensor 21 and the color mark sensor 22 are arranged so that the special tape 30 passes near the color mark sensor 22 first, and the distance between both sensors 21 and 22 is such that the special tape 30 is colored. If the end without a section passes through first, the end is detected first by the proximity sensor 21. The above-mentioned distance can also be reduced by using a long special tape 30 (one with no colored part and a large distance between the colored part and the end) as the special tape 30 described later.

A preferred example of the special tape 30 will be described with reference to FIGS. 2 and 3, together with the manner in which it is attached to the original fabric 10. FIG. 2 is an enlarged side view of the special tape used when implementing the apparatus of the present invention. , FIG. 3 is an enlarged side view showing a main part of the rolled material of the strip to which the special tape shown in FIG. 2 is attached is supported by the apparatus of the present invention.
A1 foil layer 31 and a colored layer (colored part) laminated on the right side of the lower surface of the AI foil layer 31 (in FIG. 2) with an adhesive layer 33 interposed therebetween.
32, and first and second release layers 36 and 37 laminated on the left side (in FIG. 2) of the lower surface of the colored layer 32 and the lower surface of the A1 foil layer 31 via adhesive layers 34 and 35, respectively. As shown in FIG. 2, a space 38 is provided between the adhesive layers 33 and 34 and between the colored layer 32 and the peeling film 36. One end thereof is made to protrude from the AI foil layer 31 without being polymerized with the A1 foil layer 31 so that it can be visually recognized from the surface of the aluminum foil layer 31.

The special tape 30 is then adhered to the tip end 11 of the strip in the original fabric 10 as shown in FIGS. 1 and 3. To further explain this adhesive mode, after peeling off the release layers 36 and 37 of the special tape 30, the special tape 3
0 to the tip 11 of the original fabric 10 via adhesives 34 and 35.
The special tape 30 is attached as shown in FIG.

Next, an embodiment of aligning the winding direction of the original fabric using the above-described apparatus of the present invention will be described.

When carrying out the process, a special tape 30 is attached in advance to the tip end 11 of the original fabric 10 as shown in FIGS. 1 and 3.

When the original fabric 10 to which the special tape 30 is attached is supplied to the original fabric support part 3 of the original fabric support device 1, the supplied original fabric is detected by the sensor 6.6 and the original fabric is supported. While being supported by section 3, it is rotated in the direction of arrow a by the rotation of roller 4°4. And special tape 30 ^IF, I layer 3
1 is detected first by the proximity sensor 21 (as shown), the support base 2 does not rotate and the cylinder 9 operates to push up the support substrate 7. As a result, the original fabric 10 is discharged in the direction of arrow C while facing the direction shown in FIG. 1 and is supplied to the next process.

In addition, when the original fabric 10 to which the special tape 30 is attached is supplied to the original fabric supporting section 3 in the opposite direction to the state shown in FIG. Since the colored layer 32 of 30 is detected by the color mark sensor 22 before the AI foil layer 31, the support base 2
° Rotate. As a result, the winding direction of the raw fabric 10 is changed to the same direction as that of the raw fabric shown in FIG. 1, and the raw fabric 10 is discharged in the direction of arrow C in the same manner as described above and supplied to the next process.

Therefore, according to the apparatus of the present invention, the original fabric 10 is supplied to the next process with its winding direction automatically aligned in a fixed direction.

Note that the special tape 30 used in implementing the device of the present invention is not limited to that of the above embodiments,
It is acceptable as long as it has two detected parts that are respectively detected by the first sensor or the second sensor,
If the special tape is configured as shown in the example, the attached AI foil layer 31 and colored 1i32 can also be easily peeled off from the original fabric 10. Moreover, the discharge of the original fabric 10 from the original fabric support part 3 is not limited to the mechanism of the embodiment, but can be done by any appropriate means. Smoothly move the web support part 3 without changing the direction.
It can be discharged and supplied to the next process.

(Effects of the Invention) According to the device of the present invention for aligning the winding direction of the original fabric for winding a strip, it is possible to automatically align the winding direction of the original fabric around which the strip is wound and supply it to the next process. .

[Brief explanation of the drawing]

Fig. 1 is a perspective view showing one embodiment of the device of the present invention, Fig. 2 is an enlarged side view of the special tape used when implementing the device of the present invention, and Fig. 3 is a diagram showing the application of the special tape shown in Fig. 2UjJ. FIG. 2 is an enlarged side view showing a main part of the wound strip material supported by the device of the present invention. 1... Original fabric support device 2... Support stand 3... Original fabric support part 4... Rotation mechanism (roller) 5... Actuator 10... Original fabric 21... First sensor ( Proximity sensor) 22 ・ ・
Second sensor (color mark sensor) 30...Special tape patent applicant Kao Corporation

Claims (1)

[Claims] (1) On a support stand that can be rotated in a horizontal plane, there is provided a support for the original fabric around which a strip is wound. a web support device having a rotation mechanism for supporting the web in a vertical plane and rotating the web within a vertical plane; a first sensor that detects the first state; and a second sensor that is arranged in the same manner as the first sensor and detects the second state of the outer circumferential portion of the web; If the sensor signal is emitted first, the support stand of the original fabric support device will not rotate, but if the second sensor signal is emitted first, the support stand of the original fabric support device will rotate 180 degrees. A device for aligning the winding direction of a strip-shaped material.