JPH11292013A - Packaging apparatus for long object - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a packaging apparatus for long objects which can prevent a foreign matter from entering inside a package covered on a long object to protect the long object. SOLUTION: A pipe conveyer 4 is driven, and pipes carried by a carry-in conveyer 3 are sequentially supplied to a first packaging machine 5, a second packaging machine 6 and a carry-out conveyer 1. The first packaging machine 5 covers a package made of a synthetic resin entirely on the pipe A, and lengthwise opposite rims of the package are welded. The second packaging machine 6 flattens shorter side opposite rims of the package covered on the pipe A for welding. Since an entire exterior of the pipe A is covered and packaged by the package, foreign matters such as rainwater, water drops, dust or the like for example can be reliably prevented from entering inside the package, thereby preventing function and a commercial value of the pipe from deteriorating.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a long object packaging apparatus used for packaging long objects such as pipes, rods, and wires.

[0002]

2. Description of the Related Art Conventionally, as a method of packing a pipe as described above, for example, a pipe made of a synthetic resin is coated on the outer peripheral surface of the pipe, and the long side edges of the package are overlapped with each other. Then, after welding in the length direction, there is a method in which the short side edge portion of the package is closed with, for example, a band, a string, or the like.

[0003]

However, in the case where the short side edges of the above-mentioned package are bound and sealed without welding, if the packaged pipe is left outdoors, for example, foreign matter such as rainwater, water droplets, etc. Penetrates from the binding portion of the package and remains inside the package until the package is opened, so that dirt adheres to the inner and outer peripheral surfaces of the pipe. Metal pipes are corroded and rusted, which impairs the function and commercial value of the pipes.

Further, since foreign matter slightly remains in the unwelded portion formed between the opposed edges of the package, when the package is opened and the pipe is taken out, the foreign matter remaining on the opposed edge is removed from the pipe. There is a problem in that it may not be meaningful to package.

[0005] In view of the above problems, the present invention closes or closes the long-side and short-side opposing edges of the package covered with the long object in a state of being in close contact with each other. It is an object of the present invention to provide a long-length object packaging device that can reliably prevent intrusion of a long object and prevent loss of commercial value of a long object.

[0006]

According to the first aspect of the present invention,
A long object packaging apparatus for covering and packaging an entire long object with a package, provided with a coating means for covering the package in a state where the entire outer surface of the long object is covered, and coated with the long object. The present invention is characterized in that it is a long object packaging apparatus provided with a sealing means for sealing a long side facing edge portion and a short side facing edge portion of a package body in close contact with each other.

According to a second aspect of the present invention, in addition to the configuration of the first aspect, the sealing means holds both long sides of the long side of the package and holds the both sides in the length direction. The present invention is characterized in that the present invention is a long object packaging apparatus including a pair of holding means opposed to each other and a long side closing means for sealing a long side facing edge portion of the package held by the holding means in close contact.

According to a third aspect of the present invention, in addition to the configuration of the first or second aspect, the closing means comprises a pair of flat means for flattening a short side of the package in a width direction, and The present invention is characterized in that it is a long-length object packaging apparatus provided with a short side closing means for closing a short side facing edge portion of a flattened package by a means in close contact.

According to a fourth aspect of the present invention, in addition to the configuration of the first aspect, a step of closing the long side of the long side facing edge of the package, and a step of closing the short side of the package. It is a long product packaging apparatus provided with a long product supply means for supplying in a step of closing the side facing edge.

[0010]

According to the first aspect of the present invention, the long object packaging apparatus drives the covering means to cover the entire outer surface of the long object with a film-like or sheet-like package (covering from the lower side or the upper side).
The sealing means is driven to seal or close (for example, welding or bonding) the long side facing edges of the package in a state of being superimposed on each other and closely contacting in the longitudinal direction, thereby closing the short side facing edge of the package. It is sealed or closed in a state of being tightly contacted in the width direction, and the entire outer surface of the long object is covered and packaged with a package, so that the long object does not become dirty, corrosion, rust, etc. occur, for example, rainwater, water droplets ,moisture,
It is possible to reliably prevent foreign matter such as dust from entering the inside of the package.

According to a second aspect of the present invention, in addition to the operation of the first aspect, the long object packaging device faces the long sides of the package held by the pair of holding means in the longitudinal direction, Since the long side side facing edge portion of the package is sealed by the long side sealing means, the entire length of the long side of the package is closely adhered in a state where there is no gap, and it is possible to reliably prevent foreign matter from entering.

According to a third aspect of the present invention, in addition to the operation of the first or second aspect of the present invention, a pair of short sides of the package held in a shape corresponding to the outer peripheral surface of the long object are provided. The package is flattened in the width direction by the flattening means, and the short side opposing edge of the package is closed by the short side sealing means. Can be prevented.

According to a fourth aspect of the present invention, in addition to the operation of the first aspect, there is provided a long-length object packaging apparatus for driving a long-length article supply means to block a long-side facing edge portion of the package. Since the long objects are sequentially supplied to the step of closing the short-side opposed edge of the package, the operation of packaging the long objects can be performed efficiently.

[0014]

According to the present invention, the long side facing edge portion and the short side facing edge portion of the package covered with the long object are closed or closed in close contact with each other to form the outer surface of the long object. Since the whole is covered and packaged by the package, it is possible to reliably prevent various foreign substances from entering the inside of the package at the time of transportation and storage, and the problem unlike the conventional example does not occur. Further, it is possible to reliably prevent the outer peripheral surface of the long object from being scratched, broken or damaged, and to prevent the function and commercial value of the long object from being impaired.

In addition, the long side of the package is closely sealed in the longitudinal direction, and the short side of the package is flattened in the width direction to tightly seal the long side of the package. Foreign matter can be reliably prevented from entering from the side and the short side, and the entire long object can be protected.

In addition, a long object is supplied to the step of closing the long side edges of the package and the step of closing the short side edge of the package, and the sealing operation of the package is sequentially performed. In addition, the work time in each process can be effectively utilized, and the work of packaging long objects can be efficiently performed, and the work efficiency can be improved.

In addition, by tightly sealing the portion close to the long side edge of the package, the width of the unsealed portion formed at the long side opposing edge of the package is reduced or eliminated. As a result, foreign substances are less likely to remain, and thus it is possible to prevent the foreign substances from adhering to the long object when the package is opened.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings. The drawings show, as an example of a long object, a long object packaging apparatus used in an operation of packing a pipe or a group of pipes obtained by bundling a plurality of pipes into one, as shown in FIGS. 1 and 2. In this case, the long object packaging apparatus 1 is installed between the carry-in conveyor 3 and the carry-out conveyor 7, and the pipe feeder 2 arranged in front of the carry-in conveyor 2 is provided with a large-diameter pipe A.
Alternatively, a pipe group B formed by bundling small diameter pipes A is supplied to the carry-in conveyor 3.

The pipe transfer machine 4 installed on the upper part of the apparatus is a pipe A or a pipe group B conveyed by the carry-in conveyor 3.
The first packaging machine 5, the second packaging machine 6, and the unloading conveyor 7
And supply. The first packaging machine 5 covers a pipe A or a group of pipes B with a synthetic resin package C formed in a sheet shape or a film shape, and welds (or adheres) the long side facing edge portion of the package C. I do. The second packaging machine 6 welds (or adheres) the short-side facing edge of the package C covered with the pipe A or the pipe group B in a flat state.

A pipe bundling machine 8 arranged on the unloading conveyor 7 winds a bundle (not shown) around the outer periphery of the package A covered with the pipe A or the pipe group B, and arranges a pipe arranged in a subsequent stage. The loading machine 9 loads the wrapped pipe A or the pipe group B on the loading table 95.

Note that, in the embodiment, a synthetic resin (for example,
A pipe A or a pipe group B made of polyethylene, hard vinyl chloride) is wrapped, and a pipe group B formed by bundling large-diameter pipes A or small-diameter pipes A made of metal or other materials into one is wrapped. May be.

The pipe feeder 2 is disposed close to the starting end of the carry-in conveyor 3 on the feed side, and mounts the pipe A or the group of pipes B transported by a transporter (for example, a forklift) on the mounting tables 10. Thereafter, the mounting tables 10 are inclined at an arbitrary angle by a hydraulic mechanism (for example, a hydraulic cylinder), and the pipe A or the pipe group B mounted on the mounting tables 10 is transferred to a receiving table 14 of the carry-in conveyor 3 described later. Supply.

And a stopper 11 provided at the inclined side end.
Are moved in and out in synchronism with the orbital movement of the cradle 14. The subsequent pipe A or pipe group B is temporarily stopped by the stopper 11 until the operation is completed.

The carry-in conveyor 3 includes the pipe feeder 2 and the first
A plurality of circling chains 13, which are installed between the wrapping machine 5 and are stretched, are rotated in a conveying direction by a motor with a reduction gear (not shown) to convey cradle 14, which is mounted on the circulating chains 13. The pipe A or the pipe group B transferred to the receiving trays 14... Is supplied to the first packaging machine 5. Guide members 15 provided on both sides of the orbiting chain 13 guide the pipe A or the pipe group B horizontally in the transport direction.

The pipe aligning machines 16 arranged on both sides of the end side of the carry-in conveyor 3 are provided with pipes A mounted on the receiving table 14.
Or, it is disposed to face the end of the pipe group B,
Alignment plate 1 at the end of pipe A or pipe group B placed on
7, the mounting position of the pipe A or the pipe group B is corrected and centered. At the same time, the ends of the pipes A constituting the pipe group B are aligned vertically.

As shown in FIGS. 3 and 4, the pipe transfer machine 4 is installed between the upper part of the carry-in conveyor 2 and the upper part of the carry-out conveyor 7, and is installed between the upper part of the carry-in side and the upper part of the carry-out side. A movable frame 20 on which a holding chuck 28 is mounted is movably mounted on the rail 19 that has been moved.

An end of a moving chain 22 stretched between a sprocket 21 above the carry-in side and a sprocket 21 above the carry-out side is fixed to the movable frame 20, and a speed reducer disposed above the carry-out side is fixed. The sprockets 24, 24 and the drive chain 25
The movable chain 22 is rotated forward and reverse through
The holding chucks 28 attached to the lower surface of the "0" are reciprocated to predetermined positions.

The elevating cylinder 26 fixed to the upper surface of the movable frame 20 has its rod end fixed to the upper surface of the elevating frame 27 and a holding chuck 28 at a preset position.
And the pipe A held by the holding chuck 28.
Alternatively, the elevating frame 27 is moved up and down to the ascending position where the horizontal movement of the pipe group B is allowed.

The holding chuck 28 has a pair of holding plates 2 at the central part on the lower surface side and both end parts on the lower surface of the lifting frame 27 facing the peripheral surface at the central part and both peripheral parts of the pipe A or the pipe group B.
9, 29 are attached.

The pair of holding plates 29, 29 have a shape (for example, L-shaped, V-shaped,
The upper end of the holding plate 29 is fixed to a support shaft 30 which is mounted on the lower surface of the lifting frame 27.

The holding cylinder 31 horizontally fixed to the upper surface of the lifting frame 27 has its rod end connected to one support shaft 30, and a pair of holding plates 29 via the support shaft 30 and gears 32, 32. , 29 are opened and closed at a closed angle at which the pipe A or the pipe group B is held and at an open angle at which the holding is released.

The first holding chuck 28 is reciprocated above the terminal end of the carry-in conveyor 3 and above the first packaging machine 5, and receives the pipe A placed on the receiving table 14 of the carry-in conveyor 3.
Alternatively, the pipe group B is held and transferred to the mounting table of the first packaging machine 5.

The second holding chuck 28 is connected to the first packaging machine 5
Is reciprocated above the first packaging machine 6 and above the second packaging machine 6.
Pipe A or pipe group B mounted on the mounting table of the packaging machine 5
Is held and transferred to the mounting table of the second packaging machine 6.

The third holding chuck 28 is connected to the second packing machine 6.
, And above and below the start end of the carry-out conveyor 7, hold the pipe A or the pipe group B placed on the mounting table of the second packaging machine 6, and transfer it to the carry-out conveyor 7.

As shown in FIGS. 1, 5, and 6, the first packaging machine 5 is disposed close to the transport-side end portion of the carry-in conveyor 3, and has a feed-side start end portion and a feed-side end portion. A movable frame 35 having a pair of holding plates 38, 38 mounted thereon is movably mounted on rails 34a, 34b provided therebetween.

The end of a revolving chain 37 stretched between the sprocket 36 on both sides of the starting end and the sprocket 36 on both sides of the terminal end is fixed to the movable frame 35, and the deceleration provided at appropriate portions is fixed. The rotating chain 37 is rotated forward and reverse by the driving force of a moving motor (not shown) with a
5 is a forward position where the end of the package C fed out to the receiving plate 40 of the separating portion 39 is clamped by the pair of clamping plates 38, 38, and the length at which the entire outer surfaces of the pipe A and the pipe group B are covered. To the retreat position where the package C is fed out.

The pair of holding plates 38, 38 are formed in such a size and shape that the ends of the package C fed out on the receiving plate 40 are held, and the base ends of the holding plates 38 are connected to the movable frame. 35
Is fixed to a support shaft 41 which is mounted on a front end portion on the lower surface side. The holding cylinder 42 fixed to the upper surface side of the movable frame 35 has its rod end connected to one support shaft 41, and a pair of holding plates 38, 38 via the support shaft 41 and gears 43, 43.
The package C is opened and closed in a closed state in which the end of the package C is clamped and in an open state in which the clamp is released.

A synthetic resin package C having a size (width) covering the entire outer surface of the pipe A and the pipe group B is wound into a roll around the roll loading section 44 provided on the feeding side. I'm loading.

The package C is supplied between a feed roll 46 and a press roll 47, which are mounted just before the separation unit 39, via a guide roll 45 which is mounted on a feeding path, and is vertically fixed to the upper portion of the roll. The holding cylinder 48 moves the holding roll 47 up and down in a direction pressed against the feed roll 46. Feed motor 4 with reduction gear arranged on the side
9 is to rotate the feed roll 46 in the feed direction,
The package C sandwiched between 6, 47 is fed out and supplied.

The separating section 39 is provided with a pressing member 50 and a cutting blade 51 facing the upper and lower surfaces of the package C supplied on the receiving plate 40.
The pressing cylinder 52 vertically fixed to the upper part of the separating portion 39 is configured to press the pressing member 50 against the upper surface side of the package C while avoiding the portion cut by the cutting blade 51, It moves up and down to the position where the pressing is released.

The cutting blade 51 is mounted so as to protrude slightly upward through a gap (not shown) formed in the receiving plate 40, and a rodless cutting cylinder 53 horizontally fixed below the separating portion 39 rotates. The cutting blade 51 rotated by the motor 54 reciprocates in a direction in which the package C pressed by the pressing member 50 is cut in the width direction.

A plurality of mounting tables 55 arranged at the lower center are arranged at a height and an interval at which the pipes A and the pipe groups B are horizontally mounted, and the lower end of the mounting table 55 is connected to one side. Is vertically movably engaged with a screw shaft 56 which is mounted on a shaft portion, and an interlocking shaft 57 is driven by a lifting / lowering motor (not shown) with a reduction gear.
And the screw shaft 56 is rotated forward and reverse through the gear 58 and
The mounting table 55 is synchronized with a rising position approaching the lower surface side of the package C fed out by the pair of holding plates 38, 38 and a descending position at which a sealing operation by the seal head 67 described later is allowed. Move up and down.

An elevating cylinder 59 erected on both lower sides of the mounting table 55 is provided with an auxiliary table 60 fixed to the rod end thereof.
Moves up and down between a rising position where the long sides of the package C are supported substantially horizontally and a descending position where the sealing operation by the seal head 67 is allowed.

Outside the auxiliary table 60, a rail 62 laid on a base 61, and a screw shaft 63
And a movable table 6 on which a pair of holding plates 65, 65 are mounted.
4 are movably engaged with each other, and the screw shaft 63 is rotated in the forward and reverse directions in conjunction with a lifting / lowering motor (not shown) equipped with a speed reducer. The package C moves to a retracted position where the long edges on both sides are clamped, and a forward position where the long edges on the long side of the package C approach or overlap at a predetermined interval.

The pair of holding plates 65, 65 are formed in a size and shape to hold the long side edge of the package C, and the base end of the turning side holding plate 65 is attached to the upper surface of the movable base 63. It is fixed to a support shaft 66 mounted on the front end on the side. By the driving force of a driving means (for example, a holding cylinder, a rotation motor, etc.) fixed to the movable base 64, the turning side holding plate 65 is turned in a direction facing the fixed side holding plate 65, and the package C The opening / closing pivots between a closed state where the long side edge is clamped and an open state where the clamping is released.

The upper end of the movable base 64 on the front side is slightly lower than the portion clamped by the pair of clamping plates 65, 65.
The sealing head 67 is opposed to both long side surfaces of the package C,
67 is attached. The holding cylinder 68 fixed to the front upper end of the movable base 64 holds the seal heads 67, 67 formed slightly longer than the long side of the package C, on both sides of the long side of the package C. And a position where the clamping is released. At the time of clamping, the long sides of the package body C clamped by the seal heads 67 and 67 are welded to each other in a state where they are in close contact with each other in the longitudinal direction.

As shown in FIGS. 7, 8, and 9, the second packaging machine 6 is disposed to face both ends of the pipe A or the pipe group B. Since each machine has the same structure, The configuration of the second packaging machine 6 will be described.

A movable table 72 is movably engaged with a rail 70 laid on a base 69 and a screw shaft 71 mounted on a lower portion thereof, and is moved by a moving motor with a speed reducer (not shown). By rotating the shaft 71 forward and backward, the entire machine moves forward and backward corresponding to the length of the pipe A and the pipe group B.

The rail 7 laid on the rear upper portion of the movable base 72
3 and a screw shaft 74 mounted on the rear side thereof, a support base 75 having a rod-shaped insertion member 80 mounted thereon is movably engaged with the support base 75, and a moving motor with a reduction gear disposed at the rear of the movable base 72. With the driving force of 76, the screw shaft 74 is rotated forward and reverse via the pulleys 77, 77 and the timing belt 78, and the support base 75 is held in a tubular shape corresponding to the outer peripheral surface of the pipe A or the pipe group B. The package C moves to a proximity position where the insertion member 80 is allowed to be inserted into the short side end of the package C, and to a separated position where the short side end of the package C is flattened by the insertion member 80.

Insertion cylinder 79 fixed to support base 75
The rod end is fixed to the base end of the insertion member 80, and the insertion member 80 is inserted into the short side end of the package C by a predetermined length, and It moves back and forth to a retracted position separated from the short side end by a predetermined distance.

A mounting frame 81 erected above and below the front side of the movable base 72 has a rod-shaped pressing member 82 horizontally mounted facing the upper and lower surfaces of the short side end of the package C, and near the rear side thereof,
A seal head 83 having a heating function (heater) is attached.

Pressing cylinder 8 fixed to mounting frame 81
4 moves the holding member 82 up and down between a position where the end of the package C is pressed in a flat state and a position where the pressing is released. The holding cylinder 85 fixed to the rear side moves the seal head 83 up and down between a position where the short side facing edge of the package C is held and a position where the holding is released.
At the time of clamping, the flat ends of the package C clamped by the seal heads 83 and 83 are welded in a state of close contact.

A plurality of mounting tables 86 arranged at the lower center are arranged at a height and an interval at which the pipe A and the pipe group B are horizontally mounted, and the lower end of the mounting table 86 is connected to the same table. It engages with the screw shaft 87 that is mounted on the lower part so that it can move up and down,
The ascending and descending motor (not shown) with a reduction gear
8 and the gear 89, the screw shaft 87 is rotated forward and reverse, and the mounting table 86 is moved up and down in synchronization with the height position where the pipe A or the pipe group B held by the holding chuck 28 is transferred. .

A rail 90 erected on one side of the mounting table 86
And a pair of support plates 91, 91 are movably engaged with each other,
One end of a support shaft 92, which is mounted on the middle part of the base, and a support plate 91,
The link 91 is connected to the lower end of the link 91 by links 93. The expansion / contraction cylinder 94 attached to the other side of the mounting table 86 has its rod end connected to the other end of the support shaft 92, and a pair of support plates 91, 91 via the support shaft 92 and links 93. , The pipe A or the pipe group B moves left and right to a position and an interval where the pipe A or the pipe group B is held at a fixed position.

The pipe tying machine 8 arranged in the middle of the transport of the unloading conveyor 7 winds a binding band (for example, a band, a rope, a string, etc.) around the outer peripheral surfaces of the wrapped pipes A and the group of pipes B, and binds them. A plurality of belts are wound at predetermined intervals with respect to the entire length of the pipe A and the pipe group B.

The pipe loading machine 9 arranged at the subsequent stage has a holding mechanism (for example, a pipe A such as a chuck or an arm, etc.) above the unloading conveyor 7 and above the loading table 95 arranged on the side or both sides thereof. The mechanism for holding the pipe group B) is reciprocated to load the pipe A or the pipe group B on the loading table 95 in a plurality of stages.

The illustrated embodiment is configured as described above, and the operation of the long object packaging apparatus 1 for packaging the pipe A will be described below. First, as shown in FIGS. 1 and 2, the pipe feeder 2 is driven to transfer a large number of pipes A mounted on the mounting tables 10 to the receiving table 1 of the loading conveyor 3.
4 are sequentially transferred. By driving the pipe aligning machine 16, the mounting position of the pipe A mounted on the receiving table 14 is corrected and centered.

The pipe transfer machine 4 is driven to hold the pipe A placed on the receiving table 14 of the carry-in conveyor 3 with the first holding chuck 28 as shown in FIG. 5
To move up.

On the other hand, the first packing machine 5 is driven to hold the package C fed out onto the receiving plate 40 of the separating section 39 by a pair of holding plates 38, 38 as shown in FIGS. Then, the pipe A is pulled out onto the mounting table 55 and the auxiliary table 60, and the entire length of the pipe A is detected by a detection sensor (for example, a photoelectric sensor, a proximity sensor, or another sensor), and based on the detection, the pair of holding plates 38, The feeding amount of the package C fed out by 38 is detected by a detection sensor (for example, an encoder). Alternatively, the feeding amount of the package C is set in advance, and the pipe A
The package C is fed out by a length necessary to cover the whole.

The package C fed out onto the receiving plate 40 is pressed by the pressing member 50, and the rear end side of the package C is cut by the cutting blade 51.
And cut the package C to a length that can cover the entire pipe A.
Is separated.

After the separated package C is slightly pulled, the package C is pulled out to a position where the entire outer surface of the pipe A is covered, and then, as shown in FIG. The two long sides of the long side of C are held by a pair of left and right holding plates 65, 65, the holding chuck 28 is lowered, and the mounting table 55 is set.
The pipe A is placed on the package C laid on top.

Next, after the holding by the pair of holding plates 38, 38 is released and retracted, as shown in FIG. 11, the mounting table 55 and the auxiliary table 60 are lowered, and the left and right holding plates 65, 65 are moved.
Is relatively moved to the center, and both long side edges of the package C are made to approach or overlap. At the same time, both side surfaces of the package C sandwiched by the left and right holding plates 65, 65 are sandwiched by the seal heads 67, 67, and the long sides of the package C are welded in close contact with each other and sealed or closed. Then, the outer peripheral surface of the pipe A is covered with the package C. Release the holding by the left and right holding plates 65, 65,
After returning the holding plate 65 and the seal head 67 to the initial position, the mounting table 55 is raised to a predetermined height.

Further, the mounting table 55 is slightly lowered, and the portion near the long side edge of the package C is clamped by the holding plates 65, 65, and the portion close to the long side edge of the package C is clamped. By welding with the seal heads 67, 67, the width of the unwelded portion formed on the long side facing edge portion of the package C can be reduced or eliminated.

The pipe A mounted on the mounting table 55 is held by the second holding chuck 28 and the mounting table 8 of the second packaging machine 6 is held.
6, the pipe A is transferred to and held by a pair of support plates 91, 91 as shown in FIG.

Next, the second packaging machine 6 is advanced and driven,
As shown in FIGS. 7, 12, and 13, the insertion members 80, 80 are inserted between the short-side opposed edges of the package C held in a shape corresponding to the outer peripheral surface of the pipe A, and the package is formed. The short side facing edge of C is flattened in the left-right direction. The upper and lower surfaces on the short side of the package C are pressed in a flat state by the pressing members 82, 82, and the long side opposing edge portion of the welded package C is bent in a flat state and pressed.

After returning the insertion member 80 to the initial position,
The vicinity of the package C pressed by the pressing members 82, 82 is clamped by the seal heads 83, 83, and the short sides of the package C are welded in close contact with each other, and the entire outer surface of the pipe A is packaged. Cover and package with body C. After the pressing member 82, the seal head 83, and the support plate 91 are returned to the initial positions, and the second packaging machine 6 is retracted, the pipe A mounted on the mounting table 86 is held by the third holding chuck 28. It is held and transferred to the unloading conveyor 7.

Next, the pipe bundling machine 8 is driven to wind a plurality of bundling bands (for example, bands) around the entire outer peripheral surface of the packed pipe A conveyed by the unloading conveyer 7, and the pipe stacking machine 9 is moved. By driving, the packaged pipe A is loaded on the loading table 95 arranged on the side portion or both side portions. Hereinafter, similarly, the number of the wrapped pipes A is appropriately loaded on the loading table 95.

After the loading operation is completed, the loaded loading table 95 is unloaded, the next loading table 95 is loaded, and the loading operation of the pipe A is continued. Alternatively, the pipe A may be loaded and carried on a trolley (not shown) movably provided.

As described above, the long side facing edge and the short side facing edge of the package C covered by the pipe A are welded in close contact with each other, and the entire outer surface of the pipe A is covered by the package C. Because it is covered and packaged, it can be used for transportation and storage, such as rainwater,
It is possible to reliably prevent various foreign substances such as water droplets, moisture, dust and the like from entering the inside of the package C, thereby preventing the pipe A from becoming dirty, corroding or rusting as in the conventional example. Absent. In addition, the outer peripheral surface of the pipe A can be reliably prevented from being scratched, broken or damaged,
The function and the commercial value of the pipe A can be prevented from being impaired.

Moreover, the long side of the package C is closely sealed in the longitudinal direction, and the short side of the package C is flattened in the width direction. In addition, the intrusion of foreign matter from the short side can be reliably prevented, and the entire pipe A can be protected.

Further, since the pipe A is supplied to the first packaging machine 5 and the second packaging machine 6 and the packaging work of the package C is sequentially performed, the working time in each machine can be effectively utilized. In addition, the operation of packaging the pipe A can be efficiently performed, and the efficiency of the operation can be improved.

In addition, by closely sealing the portion close to the long side edge of the package C, the width of the unwelded portion formed at the long side opposing edge of the package C is reduced or eliminated. Foreign matter is less likely to remain than in the example, and when the package C is opened,
Foreign matter can be prevented from adhering to the pipe A.

When the pipe group B is wrapped, the wrapping is performed in the same manner as described above.

In the correspondence between the structure of the present invention and the above-described embodiment, a long object of the present invention corresponds to the pipe A and the pipe group B of the embodiment. , 65, the closing means is a seal head 67,
83, the holding means corresponds to the holding plate 65, the long side closing means corresponds to the seal head 67, and the flat means is
Although the short side closing means corresponds to the seal head 83 and the long material supply means corresponds to the pipe transfer machine 4 and the holding chuck 28, the present invention is not limited to the above. However, the present invention is not limited only to the configuration of the embodiment.

In the above-described embodiment, the long object packaging apparatus 1
Has been described as an example in which the pipe A or the pipe group B is used for packaging, but for example, it can also be used in the operation of packaging a long object such as a rod or a wire rod, and is limited to only the use as in the embodiment. Not something.

Further, the outer peripheral surface of the pipe A or the pipe group B mounted on the mounting table 55 is covered with the package C from above, and the long side facing edge portion and the short side facing edge of the package C are covered. The edges may be welded in close contact.

[Brief description of the drawings]

FIG. 1 is a plan view showing the entire configuration of a long-size object packaging apparatus.

FIG. 2 is a side view showing a pipe transfer operation and a packaging operation.

FIG. 3 is a side view showing an attached state of the pipe transfer machine.

FIG. 4 is a side view showing a mounting state of the holding chuck.

FIG. 5 is a side view showing a packaging operation of the first packaging machine.

FIG. 6 is a side view showing the feeding operation of the package.

FIG. 7 is a plan view showing the packaging operation of the second packaging machine.

FIG. 8 is a side view showing the sealing operation of the package.

FIG. 9 is a side view showing a holding state of the pipe.

FIG. 10 is a side view showing a feeding operation and a holding operation of the package.

FIG. 11 is a side view showing a sealing operation of both long side edges of the package.

FIG. 12 is a plan view showing a flattening operation of a short side edge portion of the package.

FIG. 13 is a side view showing the sealing operation of the short side edge of the package.

[Explanation of symbols]

 A: Pipes B: Pipe group C: Packing body 1: Long packaging device 2: Pipe feeder 3: Loading conveyor 4 ... Pipe transfer machine 5: First packaging machine 6: Second packaging machine 7: Unloading conveyor 8 ... Pipe bundling machine 9 ... Pipe transfer machine 28 ... Holding chuck 29 ... Holding plate 51 ... Cutting blade 55 ... Placement table 38,65 ... Holding plate 67 ... Seal head 80 ... Insertion member 82 ... Holding member 83 ... Seal head

Claims (4)

[Claims] 1. A long object packaging apparatus for covering and packaging an entire long object with a package, comprising a coating means for covering the package in a state where the entire outer surface of the elongated object is covered, A long object packaging apparatus provided with a sealing means for sealing a long side facing edge portion and a short side facing edge portion of a package covered with an object in a state of close contact. 2. The packaging device according to claim 1, wherein said sealing means holds a pair of long sides of said package body on both sides thereof, and said pair of holding means oppose each other in the longitudinal direction. 2. The apparatus for packaging a long product according to claim 1, further comprising a long side closing means for closing the long side facing edge. 3. The sealing means comprises a pair of flat means for flattening the short side of the package in the width direction, and a short side sealing means for sealing a short side opposing edge of the flattened package by the flat means. 3. The device for packaging a long object according to claim 1, further comprising means. 4. A long article supply means for supplying the long article to a step of closing a long side facing edge of the package and a step of closing a short side facing edge of the package. The long-size object packaging device according to claim 1 provided.