JP2000313407A - Method for packing long object and packed long object - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve working efficiency in packing a long object by winding cylindrical protruding portions at both longitudinal ends of a packing sheet a plurality of times in a longitudinal direction for covering both longitudinal end surfaces of the long object. SOLUTION: A sheet is carried toward a side of a second transfer path and positioned at an end roller machine. The end roller machine includes a pair of holding pieces which horizontally reciprocate and also rotate. The pair of holding pieces vertically hold and rotate a longitudinal end portion of a corrugated fiberboard 30, whereby the longitudinal end portion of the fiberboard 30 is wound a plurality of times to cover longitudinal end surfaces of a long object A. The fiberboard 30 is fixed so that the wound part may not be unwound. A tape 36 for example may be glued. Since the portion to be wound has been pressed flat when the fiberboard 30 is to be wound, it can be easily wound. In addition, the other end can be similarly folded, wound and fixed by the tape 36.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for packing a long material such as a frame material forming a window frame, a sash frame material forming a sash frame, and a long packing material for packing the long material.

[0002]

2. Description of the Related Art Various methods are known for packing long objects such as siding materials. For example, a method for packing long objects disclosed in Japanese Patent Application Laid-Open No. 7-96909 is known. In this packing method, as shown in FIG. 15A, a fold 2 is formed on a single-sided cardboard 1 cut to a predetermined length. A long object 3 is placed on the single-sided cardboard 1 and FIG.
As shown in FIGS. 5 (b) and 5 (c), the lower surface, the upper surface, and both side surfaces of the long object 2 are covered with the single-sided cardboard 1 by successive bending from the fold line 2. Thereafter, the portions 1a, 1a protruding from both ends in the longitudinal direction of the long object 3 of the single-faced cardboard 1 are folded as shown in FIG.
Finally, as shown in FIG. 15D, the tape 4 is attached to the upper surface portion and the folded portion of the end surface of the single-sided cardboard 1.

[0003]

The above-mentioned packing method employs both end portions 1a, 1a protruding from a long object 3 of a single-faced cardboard 1.
Is folded to cover both end surfaces in the longitudinal direction of the long object 3, so that the operation of folding the single-sided cardboard 1 is troublesome and time-consuming. For this reason, the work efficiency of packing long objects is poor.

In particular, the single-sided corrugated cardboard 1 is made by sticking a cushion paper (core) formed into an irregular shape on a surface paper (front liner), and is hard to fold because of the cushion paper.

[0005] In addition, a long package 5 shown in FIG.
Is a single-sided corrugated cardboard 1 in which both ends in the longitudinal direction of the long object 3 are one sheet.
(The two pieces of single-faced corrugated cardboard 1 which are partially overlapped with each other) may damage both ends of the long object 1 in the longitudinal direction when the long object 5 is transported. In particular, the frame material forming the window frame may have a 45-degree pointed end face, so that when the long packaging material 5 is placed vertically, the long material 1
Easily damage the end face.

Accordingly, an object of the present invention is to provide a method for packing long objects and a long object for packing, which can solve the above-mentioned problems.

[0007]

According to a first aspect of the present invention, the lower surface, both side surfaces, and the upper surface of a long object are covered with a packing sheet, and both ends in the longitudinal direction of the packing sheet are formed into a cylindrical shape. A method for packing a long object, characterized in that it is made to protrude from both ends in the longitudinal direction of the long object, and the cylindrical protrusion is wound a plurality of times in the longitudinal direction so as to cover both end surfaces in the long direction of the long object. is there.

In the second invention, a pair of widthwise inner folds 33 and a pair of widthwise outer folds 34 are continuously formed in a corrugated cardboard 30 longer than the long object A to be packed in the longitudinal direction. 30 are crushed at both ends in the longitudinal direction, and the corrugated cardboard 30 is bent by a pair of inner folds 33 and a pair of outer folds 34 to cover and contact the lower surface, both side surfaces, and the upper surface of the long object A, and to crush the longitudinal end portions. Is formed in a cylindrical shape so as to protrude from both end surfaces in the longitudinal direction of the long object A, and the projecting portion of the cylindrical shape is wound a plurality of times in the longitudinal direction so as to cover both end surfaces in the long direction of the long object. This is a method for packing long objects.

According to a third aspect of the present invention, in the second aspect, end folds 35 are formed at both longitudinal end portions between the inner fold 33 and the outer fold 34 of the corrugated cardboard 30, and the cylindrical protrusion is formed. This is a method of packing a long object in which each of the end folds 35 is bent to form a flat shape, and the flat-shaped projection is wound a plurality of times in the longitudinal direction.

According to a fourth aspect of the present invention, there is provided a long packing material in which the long material A is packed with a packing sheet, wherein the lower surface, both side surfaces, and the upper surface of the long material A are in contact with each surface. , And both end surfaces in the longitudinal direction of the long object A are covered with a packing sheet wound a plurality of times in the longitudinal direction.

According to a fifth aspect of the present invention, in the fourth aspect, the packing sheet is a cardboard 30 in which the packing sheet is a cardboard 30.

[0012]

According to the first aspect of the present invention, the elongate object is packed by covering the lower surface, both side surfaces, and the upper surface of the elongate object with the packing sheet, and winding the cylindrical protrusion a plurality of times in the longitudinal direction. Therefore, the work efficiency of packing the long object with the packing sheet is improved.

According to the second aspect, the cardboard 30 can be easily bent at the inner fold 33 and the outer fold 34.
Since the portion of the cardboard 30 forming the cylindrical protrusion is crushed, the cylindrical protrusion can be easily wound in the longitudinal direction. Together, these improve the efficiency of packing long objects with packing sheets.

According to the third aspect of the present invention, the tubular projection of the corrugated cardboard 30 is bent a plurality of times in the longitudinal direction after being bent at the end fold to form a flat shape, so that the winding is easy.

According to the fourth aspect of the present invention, since both ends in the longitudinal direction of the long object A are covered with the packing sheet wound plural times in the longitudinal direction, both ends in the longitudinal direction of the long object A are provided. The part that covers the surface acts as a cushion. Thereby, both ends in the longitudinal direction of the long object are not damaged during transportation.

According to the fifth aspect of the present invention, since the lower surface, both side surfaces, and the upper surface of the long object A are covered with the corrugated cardboard 30, the impact force does not directly act on the lower surface, both side surfaces, and the upper surface, and is transported. At this time, the lower surface, both side surfaces, and the upper surface of the long object A are not damaged. Since both ends in the longitudinal direction of the long object A are covered with the corrugated cardboard 30 wound multiple times, they serve as cushions and do not damage the both ends in the long direction of the long object A during transportation.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a schematic front view of a long object packing apparatus, and FIG. 2 is a schematic plan view of the long object packing apparatus. Roll-shaped corrugated cardboard supporting machines 1 on both sides of the first conveying path 10 in the conveying direction
1. Corrugated cardboard feeder 12, cutting machine 13, creasing machine 1
4. An end creaser 15 and an end press 16 are provided respectively. Thereby, a corrugated board processing part is formed. A second transport path 17 is provided in parallel with the first transport path 10. On one side of the second transport path 17 adjacent to the first transport path 10, a plurality of folding machines 18 are installed at intervals in the transport direction. A pair of end bending machines 19 and a pair of end winding machines 20 are provided on the other side of the second conveyance path 17.
Are installed at intervals in the transport direction. This forms a long object packing part.

The first and second transport paths 10 and 17 include a plurality of feed rollers, a belt conveyor, and the like. The roll-shaped corrugated cardboard supporting machine 11 rotatably supports a corrugated cardboard 30 wound in a roll shape. As shown in FIG. 3, the corrugated cardboard 30 is a single-sided corrugated cardboard in which a cushion paper 32 formed in an uneven shape is adhered to a top paper 31. The cardboard feeder 12 has a shape in which a pair of feed rollers 12b, 12b are rotatably supported on a frame 12a.
Send 0. Note that one feed roller 12b moves in the vertical direction.

The cutting machine 13 has a long fixed blade 13b and a long movable blade 13c mounted on a frame 13a.
The movable blade 13b is moved up and down to cut the cardboard 30. The creasing machine 14 has four lower creasing rollers 14b and four upper creasing rollers 14 on a frame 14a.
The upper crease roller 14c moves up and down. Also, four lower creasing rollers 1
The distance between 4b and the four upper crease rollers 14c can be adjusted.

The end creasing machine 15 includes a frame 1
5a, a pair of left and right lower members 15b and a pair of left and right upper members 1
5c, the lower member 15b and the upper member 15c.
Has a Y-shaped push portion, and the upper member 15c moves up and down.
The distance between the left and right lower members 15b and the left and right upper members 15c
Can be adjusted. The end press 16 is a frame 1
6a is provided with a lower roller 16b and an upper roller 16c, and the upper roller 16c moves up and down.

Next, the processing of the corrugated cardboard by the corrugated cardboard processing section will be described. The pair of feed rollers 12b, 12b of the cardboard feeder 12 on one side in the transfer direction of the first transfer path 10 are rotated, and the rolled cardboard supported by the rolled cardboard support machine 11 is fed out to feed the cardboard 30. The rotation speed of the feed roller 12b is detected, and the feed length of the cardboard 30 is calculated based on the rotation speed. When the feed length of the cardboard 30 reaches a predetermined length, the movable blade 1 of the cutting machine 13
3c is moved downward to cut the cardboard 30 into a predetermined length. The predetermined length is a length longer than a long object by a set length.

The cardboard 30 is fed to a position above the lower crease roller 14b of the creaser 14, and the upper crease roller 14c is moved downward and pressed against the cardboard 30. While rotating each creasing roller in this state,
The cardboard 30 is conveyed and creased. As shown in FIG. 4, the folds are a pair of inner folds 33 in the width direction.
And a pair of outer folds 34, 34 in the width direction, the interval between the pair of inner folds 33 is L-1 is the width B of the long object A.
And the distance L between the inner fold 33 and the outer fold 34
-2 is substantially the same as the thickness C of the long object A. If the width B and the thickness C of the long object A are different, the lower creasing roller 14
The interval of b and the interval of the upper creasing roller 14c are respectively adjusted.

The corrugated cardboard 30 is conveyed, and one longitudinal end of the corrugated cardboard 30 is positioned on the lower member 15b of the end creaser 15. The upper member 15c is moved downward and pressed against one end of the corrugated cardboard 30, and FIG.
As shown in (1), end folds 35 are formed at both ends in the width direction at one end in the longitudinal direction of the cardboard 30. The end fold 35 is provided at a portion between the inner fold 33 and the outer fold 34. The end fold 35 is a V-shaped portion that is continuous between the inner fold 33 and the outer fold 34, a straight portion 35 a at the center in the width direction, and a longitudinal end of the straight portion 35 a and is continuous with the inner fold 33 and the outer fold 34. Shape 3
5b is Y-shaped. Note that the V-shaped portion 35b may not be continuous with the inner fold 33 and the outer fold 34.

The cardboard 30 with the end fold 35 is conveyed to position one end in the longitudinal direction on the lower roller 16b of the end press 16. The upper roller 16c is moved downward and pressed against one end of the cardboard 30 in the longitudinal direction, and the roller is rotated to crush the one end of the cardboard 30 in the longitudinal direction as shown in FIG. That is, the cushion paper 32 of the cardboard 30 is crushed.

The cardboard 30 is conveyed toward the other side of the first conveying path 10, and the other end of the cardboard 30 in the longitudinal direction is attached to the other end of the first conveying path 10 in the conveying direction. 15. The end press machine 16 makes the end folds 35 in the same manner as described above, and crushes them.

The processing of the corrugated cardboard is completed as described above, and the corrugated cardboard 30 having been processed has a pair of inner folds 33 and a pair of outer folds 34 continuously in the longitudinal direction as shown in FIG. Y-shaped end fold 35
, And both ends in the longitudinal direction are crushed.

As shown in FIG. 2, a wide corrugated cardboard 30 is rotatably supported on a roll-shaped corrugated cardboard supporting machine 11 provided on the other side of the first transport path 10, so that a wide range of long objects can be packed. Send out and use.

Next, a method of packing the long object A with the processed cardboard 30 will be described. The cardboard 30 that has been processed as described above is transferred from the first transport unit 10 to one side of the second transport unit 17 in the transport direction. As shown in FIG. 8, the long object A is placed between a pair of inner folds 33 at the center in the longitudinal direction of the cardboard 30. The crushed end portions of the cardboard 30 project from both end surfaces in the longitudinal direction of the long object A, and the entire length of the long object A is in contact with the cushion material 32 in which the corrugated shape of the cardboard 30 remains unchanged. The pair of inner folds 33 of the corrugated cardboard 30 match the widthwise side surfaces of the long object A.

In the above-mentioned state, both sides in the width direction of the cardboard 30 are bent upward from the pair of inner folds 33 by the folding machine 18 as shown in FIG. Cover. Thereafter, both sides in the width direction of the corrugated cardboard 30 are bent laterally from a pair of outer folds 34 as shown in FIG. 10 so as to be in contact with the upper surface of the long object A and to overlap one side in the width direction with the other side. , Cover the top surface. Then, the overlapping portion of one side portion and the other side portion in the width direction of the cardboard 30 is fixed. For example, tape 3
6 is adhered and fixed. For fixing, an adhesive, a hot melt, a binding band, or the like may be used.

As a result, the lower surface, both side surfaces, and the upper surface of the long object A are covered with the cardboard 30 as shown in FIG. Both ends in the longitudinal direction of the cardboard 30 protrude from both end surfaces in the longitudinal direction of the long object A, and the protruding portions have a tubular shape with a rectangular cross section.

The long object A whose lower surface, both side surfaces, and upper surface are covered with the corrugated cardboard 30 is conveyed toward the other side of the second conveying path 17 and aligned with one end bending machine 19. Edge bending machine 1
9, a pair of bending plates 19a reciprocating in the horizontal direction as shown in FIG. 11, a lower bending member 19b moving up and down,
An upper bending member 19c is provided, and the bending plate 19a is pressed against the linear portion 35a of the end fold 35 of the corrugated cardboard 30 to be bent in a horizontal U-shape, the lower bending member 19b is moved upward, and the upper bending member 19c is moved. As shown in FIG. 12, both sides of the longitudinal portion A of the long object A of the corrugated cardboard 30 projecting from the both longitudinal end surfaces are creased at the end folds 3 as shown in FIG.
5, the portion protruding from both longitudinal end surfaces of the long object A of the cardboard 30 is formed into a flat shape. At this time, since both ends in the longitudinal direction of the cardboard 30 are crushed, they are easily bent.

The sheet is further conveyed toward the other side of the second conveying path 17 and positioned on the end winder 20. As shown in FIG. 12, the end winder 20 has a pair of gripping pieces 20a which reciprocate in the horizontal direction and rotate. As shown in FIG. 13, one end in the longitudinal direction of the cardboard 30 is vertically wound with the pair of gripping pieces 20 a in the vertical direction, and is rotated a plurality of times in the longitudinal direction, as shown in FIG. One longitudinal end surface of the object A is covered. Then, the wound portion is fixed so as not to unwind. For example, a tape 36 is attached. When the corrugated cardboard 30 is wound, the wound portion is crushed, so that it can be easily wound.

Thereafter, the cardboard 30 is conveyed toward one side of the second conveying path 17, and the other end in the longitudinal direction of the cardboard 30 is bent by the other end bending machine 19 and end winding machine 20 in the same manner as described above. Wrap and secure with tape 36.

As shown in FIG. 14, the packaged long object is covered with corrugated cardboard 30 on the lower surface, both side surfaces, and the upper surface, and has both ends in the longitudinal direction at both ends in the longitudinal direction of the cardboard 30 wound plural times in the longitudinal direction. Covered with. Because of this, both ends 30a in the longitudinal direction of the cardboard 30 covering both ends in the longitudinal direction of the long object A have a shape wound a plurality of times in the longitudinal direction.
Great cushioning performance. Therefore, both ends in the longitudinal direction of the long object A are not damaged.

In the above description, a long object is packed with single-sided cardboard. However, it may be packed with double-sided cardboard, cardboard, or a resin sheet having cushioning properties.
That is, the long object may be packed with the packing sheet. Further, the order of the step of forming the inner / outer fold, the step of forming the end fold, and the step of crushing the end is not limited to the above, and may be performed in any order.

[0036]

According to the first aspect of the present invention, the long sheet is covered with the packing sheet covering the lower surface, both side surfaces, and the upper surface of the long object, and the cylindrical projection is wound a plurality of times in the longitudinal direction. Since the objects are packed, the efficiency of packing long objects with the packing sheet is improved.

According to the second aspect of the present invention, the cardboard 3
0 can be easily bent by the inner fold 33 and the outer fold 34. Since the portion of the cardboard 30 forming the cylindrical protrusion is crushed, the cylindrical protrusion can be easily wound in the longitudinal direction. Together, these improve the efficiency of packing long objects with packing sheets.

According to the third aspect of the present invention, the cardboard 3
Since the cylindrical protruding portion of No. 0 is bent at an end crease to form a flat shape and then wound in the longitudinal direction a plurality of times, the winding is easy.

According to the fourth aspect of the present invention, since both ends in the longitudinal direction of the long object A are covered with the packing sheet wound a plurality of times in the longitudinal direction, the length of the long object A is long. The portion covering both end surfaces in the direction serves as a cushion. Thereby, both ends in the longitudinal direction of the long object are not damaged during transportation.

According to the fifth aspect of the present invention, since the lower surface, both side surfaces, and the upper surface of the long object A are covered with the corrugated cardboard 30, the impact force does not directly act on the lower surface, both side surfaces, and the upper surface. The lower surface, both side surfaces, and the upper surface of the long object A are not damaged during transportation. Since both ends in the longitudinal direction of the long object A are covered with the corrugated cardboard 30 wound multiple times, they serve as cushions and do not damage the both ends in the long direction of the long object A during transportation.

[Brief description of the drawings]

FIG. 1 is a schematic front view of a long object packing apparatus.

FIG. 2 is a schematic plan view of the long object packing apparatus.

FIG. 3 is a partial perspective view of a cardboard.

FIG. 4 is a partial perspective view of a creased cardboard.

FIG. 5 is a partial perspective view of a corrugated cardboard with an end crease.

FIG. 6 is a partial perspective view of a cardboard in which an end is crushed.

FIG. 7 is a perspective view of a corrugated cardboard that has been processed.

FIG. 8 is a perspective view showing a state in which a long object is placed on cardboard.

FIG. 9 is a cross-sectional view showing a state in which a corrugated cardboard is bent at an inner fold.

FIG. 10 is a cross-sectional view of a state in which the cardboard is bent at the outer fold.

FIG. 11 is a perspective view of a portion protruding from a longitudinal end surface of a long cardboard.

FIG. 12 is a perspective view showing a state in which a protruding portion of the cardboard is bent to have a flat shape.

FIG. 13 is a perspective view of a state in which a protruding portion of the cardboard is wound.

FIG. 14 is a perspective view of a packaged state.

FIG. 15 is an explanatory diagram of a conventional packing method.

[Explanation of symbols]

10: first transport path, 11: roll-shaped corrugated cardboard supporting machine, 1
2: Corrugated cardboard feeder, 13: Cutting machine, 14: Creaser, 15: End creaser, 16: End press, 1
7: Second conveying path, 18: Bending machine, 19: End bending machine, 20: End winding machine, 30: Corrugated cardboard, 31: Surface paper, 32: Cushion paper, 33: Inside fold, 34: Outside fold , 35 ... end fold, 36 ... tape.

Continued on the front page F term (reference) 3E051 AB02 BA20 EA01 FB01 FD07 HA02 HA07 HB02 HE03 JA02 LB02 3E068 AA30 AC02 BB02 CC25 CC26 CE01 CE02 DD01 DD27

Claims (5)

[Claims] 1. A lower surface, both side surfaces, and an upper surface of a long object are covered with a packing sheet, and both ends in the longitudinal direction of the packing sheet are formed into a cylindrical shape so as to protrude from both end surfaces in the long direction of the long object. A method for packing a long object, wherein the cylindrical protrusion is wound a plurality of times in the longitudinal direction so as to cover both end surfaces in the longitudinal direction of the long object. 2. A cardboard 3 longer than the long object A to be packed.
0, a pair of inner folds 33 in the width direction and a pair of outer folds 34 in the width direction are formed continuously in the longitudinal direction, and both ends in the longitudinal direction of the cardboard 30 are crushed. It is folded by a pair of outer folds 34 to cover and contact the lower surface, both side surfaces, and the upper surface of the elongated object A, and the crushed longitudinal end portions are formed into a cylindrical shape so as to protrude from the longitudinal end surfaces of the elongated object A. A method for packing a long object, wherein a cylindrical projecting portion is wound a plurality of times in the longitudinal direction so as to cover both end surfaces in the longitudinal direction of the long object. 3. An end fold 35 is formed at each longitudinal end between the inner fold 33 and the outer fold 34 of the cardboard 30. The cylindrical protrusion is bent at each end fold 35 to be flat. The method for packing a long object according to claim 2, wherein the flat-shaped projection is wound a plurality of times in the longitudinal direction. 4. A long packaging material obtained by packing a long packaging material A with a packaging sheet, wherein a lower surface, both side surfaces, and an upper surface of the long packaging material A are covered with a packaging sheet in contact with each surface, A long packaged object, wherein both end surfaces in the longitudinal direction of the long object A are covered with a packing sheet wound a plurality of times in the longitudinal direction. 5. The long package according to claim 4, wherein the packing sheet is a cardboard.