JPH0585513A - Automatic packaging method and device for flexible long-sized object - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] To provide a method and an apparatus for automatically packaging and conveying a flexible pipe, which is capable of automatically performing a process of packaging a ring-shaped wound product of a flexible pipe. [Structure] An annular winding material 5 of a flexible tube is supported from inside by a support chuck 11. While holding the front end of the film 61 with the pressing tool 277, the ring-shaped wound product 5 is rotated and the film 61 is wound without tension. Pressing tool 277
Is removed, the annular winding material 5 is rotated, and the film 61 is wound in a tension state.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and apparatus for automatically packaging a flexible elongated body such as a flexible tube wound in a ring shape.

[0002]

2. Description of the Related Art Conventionally, when packaging a flexible long product such as a flexible pipe, for example, from a large wound product obtained by winding a flexible long product continuously extruded from an extruder, When subdividing using a suitable winding device such as a double reversing type bobbin, at the end of winding, the rotation of the winding device is stopped and the film is wound on it for packaging, or BACKGROUND ART It has been practiced to temporarily remove a wound material from a winding device, manually wind a film around the wound material to package the wound material, and divide the film into small packing units for shipment.

[0003]

However, in this conventional packaging method, when the film is packaged on the winding device in the subdividing step, the subdividing step is not efficient and the manual film packaging is complicated. There was a problem.

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems of the prior art, and is an automatic flexible long body capable of automatically carrying out the process of packaging a ring-shaped roll of a flexible long body. It is intended to provide a packaging method and device.

[0005]

According to a first aspect of the present invention, a ring-shaped winding material of a flexible elongated body is rotatably supported from the inside by a support chuck so as to be rotatable in the circumferential direction. A film having a width that covers at least a part of the outer peripheral surface and both side surfaces of the annular wound material is supplied, and the tip end portion of the film is pressed by a pressing tool to rotate the annular wound material and follow the rotation. When the film is pressed around the ring-shaped wound object while the film is being pressed while the film is being pressed, and the film leading end is pressed from above by the film to be wound. Remove the presser with, and further rotate the annular wound material to wind the film around the annular wound material in a tension state, cut the film and stop the rotation of the annular wound material. From support chuck Is an automated method of packaging the flexible long member to remove the instrumentation and annulus annular winding material.

According to the invention of claim 2 of the present application, a support chuck is provided which supports a ring-shaped winding material of a flexible elongated body from the inside of a hole formed in the center thereof and is rotatable in the circumferential direction thereof. A film supply device for supplying a film to be wrapped in a ring-shaped roll, and a ring-shaped roll that rotates while holding the leading end of the film following the rotation of the ring-shaped roll supported by a support chuck. A flexible long strip that is provided with a pressing tool that is wound around the film in a tension-free state and then removed, and a tension generation device that tensions the film to be wound around the ring-shaped roll in a rotating state. It is an automatic body packaging device.

The flexible elongated body in the present invention includes:
Flexible synthetic resin hoses, electric tubes, and other various synthetic resin elongated bodies can be used.

[0008]

In the method for automatically packaging a flexible elongated body of the present invention, the tip of the film is pressed by the pressing tool to rotate the ring-shaped roll and the pressing tool is pressed to follow the rotation. The film is wound around the ring-shaped wound material in a tension-free state by rotating it while it is being pressed, and the pressing tool is removed when the film is pressed from the top by the film to be wrapped. , The film is wound in a stretched state by further rotating the ring-shaped winding material to wind the film around the ring-shaped winding material in a tensioned state, and the outer peripheral surface and both side surfaces of the ring-shaped winding material. Cover. A film wound in a state of being stretched under stress generates a force toward the center in order to shrink and strongly tightens the outer peripheral surface and both side surfaces of the ring-shaped roll so that the film does not come off and only the film is wound. Thus, it is possible to properly package a ring-shaped roll.

In the flexible long body automatic wrapping apparatus of the present invention, a pressing tool that rotates while pressing the leading end of the film in accordance with the rotation of the ring-shaped wound object, and a ring-shaped ring in a rotating state. Since the wound product is provided with a tension generating device for bringing the film into a tension state, it can be used as a device for automatically performing the packing process of the properly wrapped annular wound product.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the accompanying drawings. FIG. 1 is a front view showing an embodiment of an automatic packaging device for a flexible tube according to the present invention. FIG. 2 is a plan view of the embodiment shown in FIG.

The apparatus according to the embodiment of the present invention includes a supporting device 1 and a film packaging device 2. A frame 3 is provided at the film wrapping portion, and a flexible elongated ring-shaped roll 5 to be wrapped is carried by the carrying device 4 while being held by a holding tool 41. ing.

The frame 3 is provided with a hole portion 31 corresponding to the hole 51 formed in the center of the ring-shaped wound product 5. The support device 1 is provided in the hole portion 31 of the frame 3.

In the supporting device 1, a supporting chuck 11 for supporting the annularly wound bundle 5 of flexible tubes from the inside is provided with a rotating shaft 12.
It is provided on the upper part of. The support chuck 11 has four arc-shaped support pieces 111 arranged in the circumferential direction with a space between each other, and is connected to the upper part of the rotary shaft 12 via a cylinder 112. The cylinder 112 enables expansion / contraction diameters. ing. The lower part of the rotating shaft 12 is connected to a rotating device 13 so as to be rotatable in the circumferential direction, and is connected to an elevating device 14 so as to be able to move up and down.

The support chuck 11 is provided with a hole 31 in the frame 3 until the annular winding material 5 is supplied to the film wrapping portion.
It is stored at the bottom of the. At the stage where the ring-shaped wound product 5 is supplied to the film wrapping portion, the support chuck 11 is lifted by the lifting device 14 from the hole 31 of the frame 3 by the thickness of the ring-shaped wound product 5 to expand the diameter. The ring-shaped wound product 5 is supported from the inside of the hole 51 and can be pushed up to the film wrapping position. During the film wrapping at the push-up position, the ring-shaped wound product 5 is rotated in the circumferential direction. Thirteen
After the film is wrapped, it is lowered to the original position while supporting the ring-shaped wound product 5, and the ring-shaped wound product 5 is removed by reducing the diameter and stored under the hole 31. Has been made possible.

The film packaging device 2 is provided with a film original fabric mounting portion 21. The paper core of the film original fabric 6 can be attached to the shaft. Brake 211 on the axis
Is provided so that when the film 61 is pulled out from the original film 6, the inertial force prevents the film 61 from rotating too much. The fixed chuck 23 is provided at the pull-out portion of the film 61. The fixed chuck 23 has a plate-shaped portion 23 facing the fixed chuck 23.
1 is provided, and the space between them is openable and closable, and notches 231a and comb teeth 231b are alternately provided at regular intervals at the edge of the plate-like portion 231 on the moving chuck 25 side. .. The ends of the film 61 can be pulled out between the plate-shaped portions 231 in the open state, and the supply of the film 61 is stopped in the closed state.

An arm 24 is provided so as to extend from the fixed chuck 23, and a movable chuck 25 can be reciprocated by a chain drive along the arm 24 for a predetermined length.

The movable chuck 25 has a plate-like portion 2 facing it.
51 is provided, and the space between them is openable and closable, and a notch portion 231 a provided at an end edge portion of the plate-shaped portion 231 of the fixed chuck 23 is provided at an end edge portion of the plate-shaped portion 251 on the fixed chuck 23 side. A notch portion 251a and a comb tooth-shaped portion 252b, which are arranged relatively opposite to the comb tooth-shaped portion 231b, are provided at regular intervals. When the movable chuck 25 returns to the fixed chuck 23, the film 61 protruding to the cutout portion 231 of the fixed chuck 23 is grasped between the cutout portion 251a of the movable chuck 25 and the comb tooth-shaped portion 251b. The movable chuck 25 is movable along the arm 24 to the tip thereof. The arm 24 is configured such that the moving chuck 25 can be rotated about the base end portion A to the side of the annular winding material 5 by a rotary motor as shown by an arrow B.

A frame 26 is provided on the frame 3, and an elevating rod 272 is movably provided on the frame 26 by an elevating device 271, and a stopper 273 is attached to a lower end of the elevating rod 272.
Is provided at the lower end of the elevating rod 272 to prevent the retainer 2
A short tube 274 is fitted on the upper part of 73 so as to be rotatable in the circumferential direction. The arm plate 27 is horizontally provided on the outer peripheral surface of the short pipe 274.
5 are provided. A cylinder 276 is fixed to the arm plate 275, and a pressing member 277 is connected to the tip of the cylinder 276.

The holding member 277 operates the lifting device 271 to lower the lifting rod 272, and the cylinder 276 is operated.
By contracting, it becomes possible to contact the outer peripheral surface of the ring-shaped wound article 5. The retainer 277 is a rotating annular winding member 5.
While the front end portion of the film 61 is held around, the film 61 can be rotated following the rotation of the annular winding material 5. Just after rotating several times and returning to the position of the first contact portion with the outer peripheral surface of the ring-shaped winding material 5, the rotation of the ring-shaped winding material 5 is once stopped, and the pressing tool 277 causes the lifting device 271 to move. By being raised by the above, it is moved to the upper side of the ring-shaped winding material 5 and separated from the outer peripheral surface of the ring-shaped winding material 5.

A tension generating device 22 is provided laterally of the original film roll 6 to apply a braking force to the outer surface of the cylinder 222 by the pressing portion 221 extending the cylinder 222. When the ring-shaped wound article 5 on which the film 61 is wound in a tension-free state is rotated again and the tension generating device 22 is operated to wind the film 61 in a tensioned state, the film 61 is stretched and stressed. It is possible to cover the entire outer peripheral surface and both side surfaces of the ring-shaped wound article 5 and to strongly tighten it by the force of contracting toward the center.

When the space between the plate-shaped bodies 231 of the fixed chuck 23 is closed, the film 61 is torn off near the plate-shaped body 231, and thereafter, the rotation of the ring-shaped wound product 5 is stopped.

Next, with reference to FIGS. 1 and 2, an embodiment of an automatic packaging and conveying method of a flexible elongated body of the present invention will be described. The support chuck 11 is housed in the lower portion of the hole 31 of the frame 3, and the ring-shaped winding material 5 of a flexible elongated body to be packaged is clamped by the clamping unit 41 by the transport device 4 to drive the chain. Then, it is carried to the film wrapping portion, and is placed so that the hole 51 of the annular winding material 5 is aligned with the hole 31 and the holding portion 41 is removed.

The support chuck 11 is raised by the lifting device 14 from the hole 31 of the frame 3 by the thickness of the ring-shaped winding material 5 and expanded to support the ring-shaped winding material 5 from the inside of the hole 51. And push it up to the film packaging position.

The film 61 for film packaging is made of low density polyethylene and has a width that covers the entire outer peripheral surface and both side surfaces of the ring-shaped roll 5 to be wrapped when wound in a tensioned state. The film 61 is prepared.

The film that can be used in the present invention may be any plastic film that has the property of being stretched and contracted when it is pulled strongly.
A synthetic resin film such as a low density polyethylene film is preferably used.

The film 61 protruding from the cutout portion 231a of the fixed chuck 23 is grasped between the cutout portion 251a of the movable chuck 25 and the comb tooth-shaped portion 251b, and the movable chuck 25 is moved along the arm 24. The arm 24 is moved to the tip end, and the arm 24 is rotated about the base end portion A until the moving chuck 25 comes into contact with the outer peripheral surface of the annular winding material 5.

Next, the elevating device 271 is operated to lower the elevating rod 272, and the cylinder 276 is contracted so that the pressing member 277 is brought into contact with the outer peripheral surface of the annular winding material 5. While holding the tip end portion of the film 61 around the rotating ring-shaped wound product 5 with the pressing tool 277, the ring-shaped wound product 5 is formed.
The film 61 is wound several times around the ring-shaped wound product 5 several times in a tensionless manner following the rotation of the film 61, and the leading end of the film 61 is pressed from above by the film 61 to be wound. , Just after returning to the initial contact position with the outer peripheral surface of the ring-shaped winding material 5, the rotation of the ring-shaped winding material 5 is once stopped, and the lifting device 271 raises the pressing tool 277 to hold it. The tool 277 is released from the contact state of the outer peripheral surface of the ring-shaped wound product 5, the cylinder 276 is extended, and the pressing tool 277 is returned to the original position.

It should be noted that the pressing tool 2 when the film 61 is wound around the ring-shaped winding material 5 in a tensionless state.
The time when the contact of 77 with the outer peripheral surface of the ring-shaped wound material 5 is released is preferably a time when the film 61 is wound around the ring-shaped wound material 5 for about three rounds. If it is in a state of being pressed from above with the film 61 wound around, it may be at the time of winding about one turn.

Next, the ring-shaped roll 5 around which the film 61 is wound in a tension-free state is rotated again, and the tension generator 22 is actuated to wind the film 61 in a tensioned state, whereby the film 61 is stretched. It can be wound in a stressed state, covering the entire outer peripheral surface and both side surfaces of the ring-shaped winding material 5 and strongly tightened by the force of contracting toward the center.

After that, the plate-like body 231 of the fixed chuck 23
The spaces are closed, and the film 61 is torn and cut near the plate-shaped body 231. The film 61 does not necessarily need to be torn and cut, but may be cut by an appropriate cutting device.

These series of packaging steps are automatically and continuously performed. By this film packaging process, the film 6
A simple and well wrapped annular ring wound product 5 can be obtained only by winding 1.

Thereafter, the film-wrapped ring-shaped roll 5 is lowered while being supported by the support chuck 11, returned to its original position, the support chuck 11 is reduced in diameter, and removed from the ring-shaped roll 5. , Stored under the hole 31.

[0033]

[Effect] Since the flexible long body automatic wrapping method of the present invention is configured as described above, the film is tension-free while rotating the flexible long body ring-shaped roll. It is possible to automatically perform a series of operations of winding the sheet in a tight state and then winding it in a tight state by automatically winding a series of operations of winding the sheet in a tight state and then winding the sheet in a tight state.

The flexible long-length automatic packaging device of the present invention comprises:
With the above-mentioned configuration, the film is wound in a tensionless state while being pressed by the pressing tool which rotates around the rotating annular wound article, and then the pressing tool is removed to rotate the annular ring. The film can be wound around the roll in a tensioned state, and as a result, the roll can be used as an apparatus for automatically performing the packaging process of the ring-shaped roll tightly and properly wrapped.

[Brief description of drawings]

FIG. 1 is a partially cutaway front view showing an embodiment of the present invention.

FIG. 2 is a plan view of the embodiment shown in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Supporting device 2 Film wrapping device 3 Frame 4 Conveying device 5 Wheel-annular wound material 6 Film original fabric 11 Support chuck 22 Tension generator 23 Fixed chuck 25 Moving chuck 41 Clamping part 61 Film 277 Presser

Claims (2)

[Claims] 1. A flexible elongated ring-shaped roll is supported from the inside by a support chuck so as to be rotatable in the circumferential direction,
A film having a width that covers at least a part of the outer peripheral surface and both side surfaces is supplied to the ring-shaped roll, and the tip of the film is pressed by a pressing tool to rotate the ring-shaped roll and follow the rotation. Then, the pressing tool is rotated while the film is being pressed to wind the film around the ring-shaped roll without tension, and the leading end of the film is pressed from above by the film to be wound. At this point, remove the presser and further rotate the ring-shaped roll to wind the film around the ring-shaped roll in a tensioned state, then cut the film and stop the rotation of the ring-shaped roll. A method for automatically packaging a flexible elongated body, characterized in that the wrapped annular material is removed from a support chuck. 2. A support chuck, which supports a ring-shaped winding of a flexible elongated body from the inside of a hole formed in the center thereof and is rotatable in its circumferential direction, and a ring-shaped winding. A film supply device that supplies the film to be wrapped, and following the rotation of the ring-shaped roll supported by the support chuck, presses the leading edge of the film and rotates to rotate the film around the ring-shaped roll without tension. Of the flexible elongated body, further comprising: a pressing tool that is removed after being wound in a state, and a tension generating device that makes a film to be wound around the ring-shaped wound object in a tension state tensioned. Automatic packaging equipment.