JP2020152407A - Automobile component packing box - Google Patents

Abstract

To provide a packing box capable of packing engine hoods and fenders of multiple vehicle types.SOLUTION: An automobile component such as a fender and an engine hood is vertically stored and conveyed in a corrugated cardboard packing box 10. This automobile component packing box supports a support base 20 or a reverse-trapezoidal support base 30 provided with a V-shaped support base at an upper end provided to a bottom with one side of a flat or projected surface of an automobile component down. The support bases 20, 30 are rectangular parallelepiped bodies which are formed by folding one corrugated cardboard and which fit within the width of the packing box. The support bases 20, 30 are arranged on a plurality of folded corrugated cardboards on a bottom plate, and formed so that the centers of the support bases 20, 30 have slight bulges. Expansion pieces 21, 31 foldable to a backside are continuously provided on the bottom plate so as to be usable for a wide packing box.SELECTED DRAWING: Figure 4

Description

The present invention relates to a corrugated cardboard packaging box for packaging automobile parts such as fenders and bonnets.

Automobile parts such as fenders and bonnets are stored in a packaging box in a state where a thin steel plate is cut and bent into a predetermined shape and the surface is prime-coated, and then transported to an assembly factory.
The applicant has previously developed a protective member for packaging the bonnet to support the corners of the packaging box in which the sharp corners on the left and right sides of the window are placed downward (see Patent Document 1).

The packaging box for a bonnet of Patent Document 1 is made of corrugated cardboard, which has high holding strength, is inexpensive, and has a protective member that supports the two corners on the left and right sides of the window side of the bonnet.

JP-A-2009-249023

Since the packaging box of Patent Document 1 supports the corner portion with the window side of the bonnet facing down, the support member must follow the complicated shape of the corner portion to support a large load. It needs to be strengthened. Moreover, the size and shape of the packaging box differ depending on the vehicle type, and various packaging boxes with different sizes and thicknesses must be manufactured. In particular, since the dimensions of the corners differ depending on the vehicle type, there are few cases where the support member can be shared, and there is a problem that there are many types of support members.

The present invention has been developed in view of the above points, and an object of the present invention is to provide a packaging box capable of packaging bonnets and fenders of as many vehicle types as possible.

In order to achieve the above object, the packaging box for automobile parts of the present invention is configured as follows. That is, in a corrugated cardboard packaging box for vertically storing and transporting automobile parts made of thin steel plates such as fenders and bonnets and resin materials, the packaging box supports one side of a flat or convex curved surface of the automobile parts. A support base is provided at the bottom, and the support base is a rectangular parallelepiped that fits within the width of the packaging box, and is characterized by having a V-shaped or inverted trapezoidal support portion at the upper portion.

In this packaging box, a support base having a V-shaped or inverted trapezoidal support portion with one side of a flat or convex curved surface of an automobile part such as a fender or a bonnet facing downward supports the weight of the automobile part. If the width of the lower side of the automobile part is thin, a V-shaped support base is used, and if the tip portion is thick, an inverted trapezoidal support base is used.
By preparing a V-shaped and inverted trapezoidal support base, fenders and bonnets of most vehicle types can be stored. Further, as described in claim 2, if the inclined central portion of the support portion is formed so as to have a slight bulge, it is possible to support a support portion having a slightly curved longitudinal direction.

As described in claim 2, it is desirable that the support base is made by folding a piece of corrugated cardboard. In this case, in order to support the weight of the fender or the bonnet, the V-shaped or inverted trapezoidal support portion may be arranged on the bottom plate on which a plurality of corrugated cardboards are folded.
If the bearing capacity is still uncertain, as described in claim 3, the support base is formed by folding a piece of corrugated cardboard into a horizontal square cylinder shape, and the support base is V-shaped or inverted at the top. It is preferable that a support member made of synthetic resin having a support portion having a shape is fitted and inserted.

When the width of the packaging box is wide, the support base is provided with an expansion piece which can be folded back to the back surface as described in claim 4, and in the case of a wide packaging box, the expansion piece is provided. It is advisable to expand and increase the width dimension. It is preferable that the expansion piece is attached to the continuous portion by setting the continuous position of the expansion piece to the inside of the end of the support base so that the expansion piece does not bend downward due to its own weight during expansion.

On the other hand, the upper end of the automobile part may be fixed to the front wall or the side plate piece at the upper part of the packaging box with adhesive tape, but as described in claim 5, in order to protect the two left and right corners, the above It is desirable to provide a side view triangular tubular protective member that fits within the width of the packaging box and into which the corner portion is fitted. Further, when this protective member is used in the wide packaging box of claim 4, it is preferable to provide a spacer for eliminating the gap in the width direction.

The packaging box for an automobile part of the present invention is provided with a support base at the bottom that supports one side of a flat or convex curved surface of the automobile part, and the support base is a rectangular parallelepiped that fits within the width of the packaging box. Since it has a V-shaped or inverted trapezoidal support on the top, it can be used for packaging the bonnet and chassis of many vehicle models.
Further, as described in claim 2, the support base is made by folding one corrugated cardboard, and the V-shaped or inverted trapezoidal support portion is formed by folding a plurality of corrugated cardboards on a bottom plate. If it is arranged and the central portion of the support portion is formed so as to have a slight bulge, the automobile parts are sufficiently supported, and after use, it can be easily flattened and disposed of easily.

Further, as described in claim 3, the support base provided at the bottom of the packaging box is a support base formed by folding a piece of corrugated cardboard into a horizontal square cylinder shape, and has a V-shape or an inverted trapezoidal shape at the top. If a support member made of synthetic resin provided with a support portion is fitted and inserted upright, the strength of the support portion can be easily increased.
Further, as described in claim 4, the support base is provided with a series of expansion pieces that can be folded to the back surface on the bottom plate so that it can be used for a wide packaging box, and the expansion pieces are folded downward by their own weight when expanded. If the extension piece is connected to the inside of the end of the support so that it will not bend, and a raising piece is provided in the connection, expansion and contraction can be easily performed, and the support can be made into a narrow or wide packaging box. Can be combined.
Further, as described in claim 5, in order to protect the two left and right corners of the upper part of the automobile part, it is fitted within the width of the packaging box, and the corners are fitted into the side view triangular tubular shape. If a protective member is provided, the stability of automobile parts is good, and disassembly and disposal after use can be easily performed.

It is a front view of the bonnet as an example of the automobile parts to be packaged in this invention. The same is an overall perspective view of the packaging box for storing the bonnet. In the same development view of the packaging box, it is corrugated cardboard 10A. The same is a front view and a side view showing a state in which the bonnet is stored in the packaging box. It is a perspective view which shows the embodiment of the support base 20. In the same development view of the support base, it is corrugated cardboard 20A. The same is a perspective view showing a state in which the support base is being assembled. The same is a perspective view showing a state in which the support base is being assembled. It is a perspective view of the support base 20 which shows the embodiment of claim 4. The same is a perspective view of the protective member. In the developed view of the protective member, the corrugated cardboard is 50A. It is a perspective view which shows the whole of the support base 30 provided with the inverted trapezoidal support part. In the same development view of the support base 30, it is a corrugated cardboard 30A. In the cross-sectional view showing the state where the bonnet is stored in the packaging box in which the support base 30 having the inverted trapezoidal support portion is installed, (a) shows the state where the bonnet having a general thickness is stored, and (b). Indicates a case where the bottom plate of the support base 30 is expanded to store the bonnet. Further, (c) is a perspective view of a spacer for eliminating a gap between the protective member 50 holding the upper portion of the bonnet and the packaging box when the bottom plate of the support base 30 is expanded. It is a perspective view which shows the whole of the embodiment of the support base 40 according to claim 3. The development view of the support base 40 is a corrugated cardboard 30A. It is a perspective view which shows the case where the bottom plate of the support base 40 is expanded.

An embodiment of a packaging box for an automobile part of the present invention will be described with reference to the drawings.
FIG. 1 is a front view showing the entire bonnet 100 as an automobile part, and FIG. 2 is a packaging box 10 for storing the bonnet 100. In the figure, reference numeral 20 denotes a support base for supporting the bonnet 100. Further, FIG. 4 is a front view and a side view showing a state when the bonnet 100 is stored in the packaging box 10.

The bonnet 100 has a gentle convex curved surface on the upper surface side, and the surface is coated. The window side (lower left and right ends in FIG. 1) has a concave curved surface, acute-angled corners D and E are provided at both ends, the front end side has a small thickness, and the back surface side is connected to lock the body. Metal fittings are attached.
The packaging box 10 is a rectangular parallelepiped having a size for accommodating the bonnet 100, and the back surface side is formed in a rectangular parallelepiped with a large opening in the center, and is a single corrugated cardboard with creases and cuts shown in FIG. It is made by folding 10A.

The corrugated cardboard 10A has horizontal creases a, b, e, f, vertical creases c, d, g, h, cuts K on extension lines of creases c, d, and extension lines of creases g, h. A cut L is provided, and the front wall 11 at the center and the left and right side plates 13, the upper surface plate 14 and the lower surface plate 16 are connected to the four sides thereof. The side flaps 12 are connected to the side plates 13, and the upper flap 15 and the lower flap 17 are connected to the upper surface plate 14 and the lower surface plate 16, respectively.

In the work of folding the corrugated cardboard 10A and assembling it into the packaging box 10, the folds b, c, d, f, g, and h are folded inward, the attachment piece 12a is attached to the side plate 13, and the lower flap 17 is attached to the side flap 12. Put it on top and stick it. This makes a packaging box in which the upper surface plate 14 and the upper flap 15 are not bent and the upper surface is open.

In the packaging box 10 in this state, the support base 20 is arranged substantially in the center of the bottom portion, the bonnet 100 is stored so that the corner portions D and E are on the top, and the lower end portion is a V-shaped support on the upper portion of the support base 20. Place on part 20B. Then, protective members 50 are attached to the corners D and E, the creases a and e are folded inward, and both ends of the upper flap 15 are attached to the ends of the side flaps 12.
When the bonnet 100 is stored in the storage box 10, as shown in FIG. 4, the bonnet 100 is constrained vertically and horizontally by the support base 20 and the holding member 50.

Next, the support base 20 will be described with reference to FIGS. 5 to 8.
FIG. 5 is a perspective view showing the entire support base 20, FIG. 6 is a developed view thereof, and FIGS. 7 and 8 are perspective views showing a state in which the support base 20 is being assembled.

As shown in FIG. 4, the support base 20 is a rectangular parallelepiped made of corrugated cardboard arranged in the center of the bottom of the packaging box 10, fitted within the width of the packaging box 10, and the upper portion is formed in a V shape in a side view. It has a support part. The support base 20 is assembled as shown in the perspective view of FIG. 5 by folding a piece of corrugated cardboard 20A having the creases and cuts shown in FIG.

The corrugated cardboard 20A is provided with horizontal creases aa, ab, ad, ae, af, ag, ak, ah, aj, al and a cut Aa on an extension of the crease aj, and the expansion plate 21 in the vertical direction, The bottom plate 22, the side plate 23, the receiving plates 24, 25, the side plate 26, and the cushions 27, 28, 29 folded and placed on the bottom plate 22 are connected in series. The expansion plate 21 is provided with a raising piece 21a, and the bottom plate 22 is provided with an insertion piece 22a. Here, the creases ae and ak are double creases that gradually expand to the center, and aj is a parallel double crease.
Further, vertical creases ac and am are provided on the left and right sides of the side plate 23 and the side plate 26, and connecting pieces 23a and 26a are continuously provided. The connecting piece 23a is provided with an insertion piece 23b, and the side plate 26 has an insertion hole 26b for locking the insertion piece 23b and an insertion hole for locking the insertion piece 22a of the bottom plate 22. 26c is provided.

The work of folding the corrugated cardboard 20A and assembling it to the support base 20 is to fold the horizontal folds ab, ac, ad, ae, ag, ak, ah, aj in a mountain fold, and fold the creases aa, af, al in a valley to make a vertical fold. Fold the creases ac and am in the direction. Then, the expansion plate 21 is overlapped with the bottom plate 22, and the cushions 28 and 29 are folded to bring the state shown in FIG. 7, the cushions 27, 28 and 29 are overlapped with the bottom plate 22, and the insertion piece 22a is engaged with the insertion hole 26c. Stop it. This is the state shown in FIG. 8 in which the V-shaped support portion 20B is formed at the upper end. Therefore, if the left and right insertion pieces 23b are locked in the insertion holes 26b, the support base 20 is in the state shown in FIG. become.

When the packaging box 10 has a normal thickness, it is placed on the packaging box 10 as a support base 20 in the state of FIG. 5, but when the packaging box is wide, the support base 20 is placed. The expansion plate 21 at the lowermost end of the above is expanded to form a wide bottom plate 22, and the expansion plate 21 is placed on the packaging box 10 as shown in FIG. The raised piece 21a maintains a wide state.

Subsequently, the protective member 50 attached to the corner portions D and E on the upper part of the bonnet 100 will be described with reference to FIGS. 10 and 11. The protective member 50 is made of corrugated cardboard and is the same on the left and right.
FIG. 10 is a perspective view showing the entire protective member 50, and FIG. 11 is a developed view of the corrugated cardboard 50A.
As shown in FIG. 10, the protective member 50 is surrounded by a right-angled triangle when viewed from the front, and the corner portions D and E of the bonnet 100 are fitted into the receiving holes 52a of the hypotenuse plate 52 to protect the protective member 50.

The corrugated cardboard 50A is provided with horizontal creases ca, cb, and cc, and a side plate 51, a hypotenuse plate 52, a top plate 53, and a connecting plate 54 are continuously provided.
In the work of folding the corrugated cardboard 50A and assembling it into the protective member 50, the creases ca, cb, and cc are sequentially folded inward to form a triangular shape, and the insertion piece 54a of the connecting plate 54 is locked to the insertion hole 51a of the side plate 51. Just need it.

To store the bonnet 100, a support base 20 is installed at the bottom of the packaging box 10, the bonnet 100 is stored so that the window side is on the upper side, and protective members 50 are attached to the corners D and E on the upper left and right sides of the bonnet 100. , Fold the creases a and e inward, and attach both ends of the upper flap 15 to the ends of the side flaps 12 to complete the process.

Next, an embodiment of a support base 30 having an inverted trapezoidal support portion instead of the support base 20 having a V-shaped support portion on the upper portion will be described with reference to FIGS. 12 and 13.
FIG. 12 is a perspective view showing the entire support base 30, and FIG. 13 is a developed view thereof.

The support base 30 has substantially the same volume as the support base 20, and has a support portion formed in an inverted trapezoidal shape in the upper portion. The support base 30 is made by folding a piece of corrugated cardboard 30A having the creases and cuts shown in FIG. The major difference from the corrugated cardboard 20A is that the receiving plate 34a is added.

The corrugated cardboard 30A is provided with the same horizontal creases as the corrugated cardboard 20A, and is vertically folded and placed on the expansion plate 31, the bottom plate 32, the side plates 33, the receiving plates 34, 34a, 35, the side plates 36, and the bottom plate 32. The cushions 37, 38, and 39 to be sewn are connected in series. The expansion plate 31 is provided with a raising piece 31a, and the bottom plate 32 is provided with an insertion piece 32a.
Further, connecting pieces 33a and 36a are continuously provided on the left and right sides of the side plates 33 and 36, and the insertion piece 33b, the insertion hole 36b for locking the insertion piece 36b, and the insertion piece 32a of the bottom plate 32 are locked. A insertion hole 36c for the purpose is provided.

Since the work of folding the corrugated cardboard 30A and assembling it to the support base 30 is the same as that of the support base 20, the description thereof will be omitted.
As shown in FIG. 14A, the state of the bonnet 100 when the bonnet 100 is attached to the packaging box 10 using the support base 30 is that the tip of the bonnet placed on the support base 30 is considerably thick, but the receiving plate 34a can be reasonably thick. Can be placed. FIG. 14B shows a case where the packaging box is wide, and the expansion plate 31 at the lowermost end of the support base 30 is expanded to form a wide bottom plate 32, and a bonnet having a large size in the width direction is formed. It is a stored side view. In this case, when the protective member 50 holds the upper part of the bonnet, for example, the spacer 55 shown in FIG. 14C is interposed between the protective member 50 and the packaging box.

Next, an embodiment in the case where the support base 40 according to claim 3 is used instead of the support base 20 or the support base 30 will be described with reference to FIGS. 15 to 17.
As shown in FIG. 15, the support base 40 is configured by erecting a support member 47 having a side view inverted trapezoidal support portion 47a at the upper portion on a rectangular parallelepiped support base 40a.
The support base 40a is a rectangular parallelepiped made of corrugated cardboard arranged in the center of the bottom of the packaging box 10, and is fitted within the width of the packaging box 10 to fold a single corrugated cardboard 40A having creases or cuts shown in FIG. Made of.

The corrugated cardboard 40A is provided with horizontal creases bb, bc, bd, bf, and bg, and the expansion plate 41, the stacking plate 42, the side plate 43, the top plate 44, the side plate 45, and the bottom plate 46 are continuously provided. is there. Insertion pieces 42a are provided at both ends of the stacking plate 42, insertion holes 46 for locking the insertion pieces 42a are provided at both ends of the bottom plate 46, and the upper plate 44 is provided with insertion holes 46 in the vertical direction. The crease be and the creases Ae and Ad are provided, and the locking hole 44a is formed by folding the crease be in a mountain by the lateral creases Af and Ag.
On the other hand, the locking member 47 is a rectangular parallelepiped made of synthetic resin, and support portions 47a and 47b having an inverted trapezoidal shape in a side view are formed on the upper portion.

In the work of folding the corrugated cardboard 40A and assembling it to the support base 40a, the horizontal crease bb is folded in a valley, the folds bc, bd, bf, and bg are folded in a mountain, and the expansion plate 41 is stacked under the stacking plate 42. , Folds to the bottom of the bottom plate 46. Then, the insertion pieces 42a at both ends of the stacking plate 42 are locked in the insertion holes 46a. Further, the support base 40 is completed by folding the crease be of the upper plate 44 in a mountain fold to form a locking hole 44a and inserting the locking member 47 into the locking hole 44a from above.
Since the cut Ad in the vertical direction is formed in an arc shape on the locking hole 44a side, the locking member 47 is firmly fitted to the support base 40a.

When the packaging box 10 has a normal thickness, it is placed on the bottom of the packaging box 10 as a support base 40 in the state shown in FIG. On the other hand, in the case of a wide packaging box, as shown in FIG. 17, the expansion plate 41 of the support base 40 is raised and expanded from the piece 41a (in the state of the dotted line), and the expansion plate 41 and the overlapping plate are under the bottom plate 46. 42 is formed in a wide series connected flatly, and is placed on the packaging box in the state of the solid line in FIG.

100 Bonnet 10 Packaging box 10A Cardboard 11 Front wall 12 Side flap 12a Adhesive piece 13 Side plate piece 14 Top piece 15 Top flap 16 Bottom piece 17 Bottom flap 20 Support base 20A Cardboard 20B Support (24, 25)
21 Expansion plate 21a Raising piece 22 Bottom plate 22a Insertion piece 23 Side plate 23a Connecting piece 23b Inserting piece 24 Receiving plate 25 Receiving plate 26 Side plate 26a Connecting piece 26b Inserting hole 26c Inserting hole 27 Cushion plate 28 Cushion plate 29 Cushion plate 30 Support base 30A Cardboard 30B Support part (34, 34a, 35)
31 Expansion plate 31a Raising piece 32 Bottom plate 32a Insertion piece 33 Side plate 33a Connecting piece 33b Inserting piece 34 Receiving plate 34a Receiving plate 35 Receiving plate 36 Side plate 36a Connecting piece 36b Inserting hole 36c Inserting hole 37 Cushion plate 38 Cushion plate 39 Cushion plate 40 Support base 40a Support base 40A Corrugated cardboard 41 Expansion plate 41a Raising piece 42 Stacking plate 42a Insert piece 43 Side plate 43a Locking hole 44 Top plate 44a Locking hole 45 Side plate 46 Bottom plate 46a Inserting hole 46b Locking piece 47 Support member 47a Support part 47b Support part 50 Protective member 50A Corrugated cardboard 51 Side plate 51a Insert hole 52 Swash plate 52a Receiving hole 53 Top plate 53a Locking hole 54 Connecting plate 54a Insert piece 55 Spacer K Cut L Cut a, b, c , D crease e, f, g, h crease
aa, ab, ac, ad creases
ae, af, ag, ak crease
ah, aj, al, am creases
bb, bc, bd, bf crease
bg, be crease
Aa, Ad, Ae, Af, Ag breaks
ca, cb, cc creases

Claims (5)

In a corrugated cardboard packaging box for vertically storing and transporting automobile parts such as fenders and bonnets, the packaging box is provided with a support base at the bottom that supports one side of a flat or convex curved surface of the automobile parts. The support base is a rectangular parallelepiped that fits within the width of the packaging box, and is a packaging box for automobile parts, characterized in that a V-shaped or inverted trapezoidal support portion is provided on the upper portion. The support base is made by folding a single corrugated cardboard, and the V-shaped or inverted trapezoidal support portion is arranged on a bottom plate on which a plurality of corrugated cardboards are folded, and the support portion is inclined. The packaging box for automobile parts according to claim 1, wherein the central portion is formed so as to have a slight bulge. The support base provided at the bottom of the packaging box is a support made of synthetic resin having a V-shaped or inverted trapezoidal support portion at the top on a support base formed by folding a piece of corrugated cardboard into a horizontal square cylinder shape. A packaging box for automobile parts, which is characterized by fitting and inserting members. The support base has a series of expansion pieces that can be folded to the back side on the bottom plate so that it can be used for a wide packaging box, and the expansion pieces cannot be bent upward and downward by their own weight when expanded. The packaging box for an automobile part according to claim 2 or 3, wherein the raised piece is provided so that the continuous position of the expansion piece is inside the end of the support base. In order to protect the two left and right corners of the upper part of the automobile part, the claim is provided with a side view triangular tubular protective member that fits within the width of the packaging box and into which the corners fit. Item 4. The packaging box for automobile parts according to any one of claims 1 to 4.

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