阅读说明：本技术 一种用于汽车后围钣金总成的一体式eps包装箱 (A integral type EPS packing box that is used for enclosing panel beating assembly behind car ) 是由 胡显锋 徐彦敏 于 2020-04-20 设计创作，主要内容包括：本发明公开了包装箱技术领域的一种用于汽车后围钣金总成的一体式EPS包装箱,旨在解决现有技术中汽车后围钣金总成由于面积大、无法拆分,在储存和运输过程中容易造成损伤,异形结构的弯折面在重应力长期作用下容易弯曲变形的技术问题。所述包装箱的顶面向内凹陷形成有型腔,所述型腔包括总成上段支撑面、总成下段支撑面、设于总成上段支撑面与总成下段支撑面之间的总成中部支撑脊,所述包装箱的底面向外凸起形成有位于总成下段支撑面背面的型腔凸面。(The invention discloses an integrated EPS packing box for an automobile rear wall metal plate assembly in the technical field of packing boxes, and aims to solve the technical problems that the automobile rear wall metal plate assembly in the prior art is easy to damage in the storage and transportation process due to large area and incapability of being disassembled, and a bending surface of a special-shaped structure is easy to bend and deform under the long-term action of heavy stress. The top surface of the packing box is inwards sunken to form a cavity, the cavity comprises an assembly upper section supporting surface, an assembly lower section supporting surface and an assembly middle supporting ridge arranged between the assembly upper section supporting surface and the assembly lower section supporting surface, and the bottom surface of the packing box is outwards protruded to form a cavity convex surface positioned on the back of the assembly lower section supporting surface.)

1. The utility model provides an integral type EPS packing box for enclosing panel beating assembly behind car, characterized by, top surface (1) of packing box inwards caves in and is formed with the die cavity, the die cavity includes assembly upper segment holding surface (21), assembly hypomere holding surface (22), locates assembly upper segment holding surface (21) and assembly hypomere holding surface (22) between assembly middle part support ridge (3), the outside arch in bottom surface (6) of packing box is formed with die cavity convex surface (8) that are located assembly hypomere holding surface (22) back.

2. The integrated EPS packing box for the automobile rear wall sheet metal assembly according to claim 1, wherein the assembly middle supporting ridge (3) is outwards protruded to form a buffer column (31).

3. The integrated EPS packing box for the automobile rear wall sheet metal assembly according to claim 1, wherein the top surface (1) is recessed inwards to form a limiting groove, and the bottom surface (6) is raised outwards to form limiting columns corresponding to the limiting groove and matched with the limiting groove.

4. The integrated EPS packing box for the automobile rear wall sheet metal assembly according to claim 3, wherein the limiting groove comprises at least any one of an upper limiting groove (41), a lower limiting groove (42) and a lateral limiting groove (43), the limiting column comprises at least any one of an upper limiting column (71), a lower limiting column (72) and a lateral limiting column (73), the upper limiting groove (41) corresponds to the upper limiting column (71) and is matched with the upper limiting column, the lower limiting groove (42) corresponds to the lower limiting column (72) and is matched with the lower limiting column, and the lateral limiting groove (43) corresponds to the lateral limiting column (73) and is matched with the lateral limiting column.

5. The integrated EPS packing box for the automobile rear wall sheet metal assembly according to claim 4, wherein the upper section limiting groove (41) and the lower section limiting groove (42) are symmetrically distributed, the lateral limiting grooves (43) are arranged on two opposite side edges of the top surface (1), and the lateral limiting groove (43) on one side edge of the top surface (1) and the lateral limiting groove (43) on the other side edge of the top surface (1) are symmetrically distributed.

6. The integrated EPS packing box for the automobile rear wall sheet metal assembly according to claim 3, wherein at least one of the end face, the bottom face (6) and the cavity convex face (8) of the limiting column is provided with a relief groove (9).

7. The integrated EPS packing box for the automobile rear wall sheet metal assembly according to claim 1, wherein the assembly upper section supporting surface (21) or/and the assembly lower section supporting surface (22) is/are hollowed inwards to form a material reducing window (10).

8. The integrated EPS packing box for the automobile rear wall sheet metal assembly according to claim 1, wherein the number of the material reducing windows (10) formed by inward hollowing of the assembly upper section supporting surface (21) is two, and the material reducing windows are located on two opposite sides of the assembly upper section supporting surface (21), and the number of the material reducing windows (10) formed by inward hollowing of the assembly lower section supporting surface (22) is not less than three, and the material reducing windows are distributed on the assembly lower section supporting surface (22) at intervals.

9. The integrated EPS packing box for the automobile rear wall sheet metal assembly according to claim 1, wherein the lateral recess of the cavity is formed with a piece taking groove (5) connected with the top surface (1).

Technical Field

The invention relates to an integrated EPS packing box for an automobile rear wall metal plate assembly, and belongs to the technical field of packing boxes.

Background

At present, the automobile industry is refined and developed rapidly, automobile parts are usually manufactured by automobile part manufacturers scattered in different areas according to design drawings, and then are respectively transported to a general assembly department of a vehicle enterprise for uniform assembly. In the processes of delivery, storage, transportation and assembly of automobile parts, the automobile part packaging box is scientifically selected, so that the transportation loss is reduced to the maximum extent, the transportation cost is reduced, and the carrying efficiency is improved.

Enclose panel beating assembly behind car mostly face form dysmorphism structure, not only the area is big, and can't dismantle the partial shipment. If the assembly is vertically placed, the edge of the assembly is extruded and easily damaged, the special-shaped surface of the assembly is easy to bend and deform under the long-term action of heavy stress when the assembly is horizontally placed, and particularly, a remarkable bending surface exists between the upper section and the lower section of the assembly and is in a suspended state for a long time, so that great inconvenience is brought to storage and transportation work. The existing packaging box for the automobile rear wall metal plate assembly mainly adopts wood and paper, has the defects of poor cushioning, poor fixation, high cost and the like in different degrees, is particularly difficult to consider the strength and the weight of the packaging box, and is not beneficial to improving the packaging quality and enhancing the logistics benefit.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide an integrated EPS packing box for an automobile rear wall metal plate assembly, and aims to solve the technical problems that the automobile rear wall metal plate assembly in the prior art is easy to damage in the storage and transportation process due to large area and incapability of being disassembled, and a bending surface of a special-shaped structure is easy to bend and deform under the long-term action of heavy stress.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the utility model provides an integral type EPS packing box for enclosing panel beating assembly behind car, the top surface of packing box inwards caves in and is formed with the die cavity, the die cavity includes assembly upper segment holding surface, assembly hypomere holding surface, locates the assembly middle part support ridge between assembly upper segment holding surface and the assembly hypomere holding surface, the outside arch in bottom surface of packing box is formed with the die cavity convex surface that is located assembly hypomere holding surface back.

Further, the assembly middle support ridge is formed with a bumper column protruding outward.

Furthermore, the top surface is inwards sunken to form a limiting groove, and the bottom surface is outwards protruded to form a limiting column which corresponds to the limiting groove and is matched with the limiting groove.

Further, the limiting groove comprises at least any one of an upper limiting groove, a lower limiting groove and a lateral limiting groove, the limiting column comprises at least any one of an upper limiting column, a lower limiting column and a lateral limiting column, the upper limiting groove corresponds to the upper limiting column and is matched with the upper limiting column, the lower limiting groove corresponds to the lower limiting column and is matched with the lower limiting column, and the lateral limiting groove corresponds to the lateral limiting column and is matched with the lateral limiting column.

Furthermore, the upper section limiting groove and the lower section limiting groove are symmetrically distributed, the lateral limiting grooves are formed in two opposite side edges of the top surface, and the lateral limiting groove in one side edge of the top surface and the lateral limiting groove in the other side edge of the top surface are symmetrically distributed.

Furthermore, at least any one of the end face, the bottom face and the convex face of the cavity of the limiting column is provided with a relief groove.

Furthermore, the assembly upper section supporting surface or/and the assembly lower section supporting surface are hollowed inwards to form a material reducing window.

Furthermore, the material reducing windows formed by inward hollow out of the upper section supporting surface of the assembly are two in total and are positioned on two opposite sides of the upper section supporting surface of the assembly, and the material reducing windows formed by inward hollow out of the lower section supporting surface of the assembly are not less than three and are distributed on the lower section supporting surface of the assembly at intervals.

Further, the lateral recess of the cavity is provided with a piece taking groove connected with the top surface.

Compared with the prior art, the invention has the following beneficial effects: the EPS material is integrally manufactured, and has the advantages of high strength, light weight, pollution prevention, good flame retardant property and the like. Utilize the die cavity that is formed by the inside sunken automobile rear wall panel beating assembly of accomodating of packing box top surface, be equipped with assembly upper segment holding surface in the die cavity, assembly hypomere holding surface, assembly middle part support ridge, each section of enclosing panel beating assembly provides the holding power respectively behind the automobile, wherein assembly middle part support ridge is located the position of the focus of enclosing the panel beating assembly behind the automobile, main holding power is provided, the outside arch of assembly middle part support ridge is formed with the cushion column, can produce the ulcerate when meetting jolting or striking, thereby can prevent to enclose the panel beating assembly behind the automobile and warp and damage. The inside sunken spacing groove that is formed with of top surface of packing box, the outside arch in bottom surface of packing box is formed with the spacing post and when a plurality of packing boxes carried out vertical stack and place, and the spacing post of upper strata packing box just in time joints the spacing inslot of lower floor's packing box to take place horizontal relative displacement between the upper and lower layer packing box has been restricted, the stability of reinforcing stack avoids taking place to empty. The assembly upper segment holding surface and the assembly lower segment holding surface all inwards fretwork and are formed with and subtract the material window, and spacing post terminal surface and die cavity convex surface and bottom surface all are equipped with and subtract the silo, under the prerequisite that does not reduce structural strength, have alleviateed structural weight, have reduced material cost, are favorable to promoting the logistics benefit.

Drawings

FIG. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a backside structure of an embodiment of the present invention;

FIG. 3 is a top view of an embodiment of the present invention;

FIG. 4 is a bottom view of an embodiment of the present invention;

fig. 5 is a front view of an embodiment of the present invention.

In the figure: 1. a top surface; 21. an upper section support surface of the assembly; 22. a lower section bearing surface of the assembly; 3. a spine supported in the middle of the assembly; 31. a buffer column; 41. an upper-section limiting groove; 42. a lower section limiting groove; 43. a lateral limiting groove; 5. a workpiece taking groove; 6. a bottom surface; 71. an upper-section limiting column; 72. a lower section limiting column; 73. a lateral limiting column; 8. a convex surface of the cavity; 9. a material reducing tank; 10. and (7) reducing the material window.

Detailed Description

The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

It should be noted that in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

The specific embodiment of the invention provides an integrated EPS packing box for an automobile rear wall sheet metal assembly, as shown in fig. 1 and fig. 2, the front and back structure schematic diagrams of the embodiment of the invention are respectively shown, the packing box is integrally made of flame-retardant EPS, and has good flame retardance, so that accidental fire can be avoided to the maximum extent. The top surface 1 of the packing box is inwards sunken to form a cavity which is used for accommodating a rear wall metal plate assembly of an automobile. The cavity includes an assembly upper support surface 21, an assembly lower support surface 22, and an assembly middle support ridge 3 disposed between the assembly upper support surface 21 and the assembly lower support surface 22. Wherein, assembly upper segment holding surface 21 is used for supporting the first half of enclosing behind the car panel beating assembly, and assembly lower segment holding surface 22 is used for supporting the second half of enclosing behind the car panel beating assembly, and assembly middle part support ridge 3 is used for supporting behind the car panel beating assembly middle section, and the face of buckling between assembly first half and the second half promptly avoids this face of buckling to store, long-term unsettled deformation that leads to in the transportation, plays good spacing and fixed action to the assembly whole simultaneously. The lateral direction of the cavity on the lower supporting surface 22 of the assembly is recessed to form a part taking groove 5 connected with the top surface 1, so that an operator can conveniently stretch hands into the part taking groove 5, and the automobile rear wall metal plate assembly can be taken out from the cavity rapidly and conveniently.

More specifically, as shown in fig. 3 to 5, which are a top view, a bottom view and a front view of the embodiment of the present invention, a cavity convex surface 8 located on the back of the assembly lower section supporting surface 22 is formed by protruding the bottom surface 6 of the packing box outward, and since the cavity convex surface 8 protrudes outward relative to the bottom surface of the bottom surface 6, the depth of the assembly lower section supporting surface 22 can be properly increased to adapt to the special-shaped structure of the automobile rear metal plate assembly. The assembly middle part support ridge 3 outwards protrudes to form a plurality of buffer columns 31, the buffer columns 31 directly contact with the middle section of the automobile rear wall metal plate assembly, and when bumping, impacting and other situations occur, the buffer columns 31 collapse in a certain amount, so that the buffering and damping effects are achieved.

The top surface 1 of the packing box is inwards sunken to form an upper-section limiting groove 41, a lower-section limiting groove 42 and a lateral-direction limiting groove 43, the bottom surface 6 of the packing box is outwards bulged to form an upper-section limiting column 71, a lower-section limiting column 72 and a lateral-direction limiting column 73, the upper-section limiting column 71 is positioned on the back surface of the upper-section limiting groove 41, the lower-section limiting column 72 is positioned on the back surface of the lower-section limiting groove 42, the lateral-direction limiting column 73 is positioned on the back surface of the lateral-direction limiting groove 43, when a plurality of packing boxes are vertically stacked, the upper-section limiting column 71 of the upper-layer packing box is just clamped into the upper-section limiting groove 41 of the lower-layer packing box, the lower-section limiting column 72 of the upper-layer packing box is just clamped into the lower-section limiting groove 42 of the lower-layer packing box, the lateral-direction limiting column 73 of the upper-layer packing, avoiding the occurrence of toppling. In this embodiment, three upper-stage limiting grooves 41 and three lower-stage limiting grooves 42 are respectively disposed at the upper side edge and the lower side edge of the top surface 1, and the upper-stage limiting grooves 41 and the lower-stage limiting grooves 42 are symmetrically distributed; the lateral limiting grooves 43 are arranged on the left and right edges of the top surface 1, and the lateral limiting grooves 43 on the left edge of the top surface 1 and the lateral limiting grooves 43 on the right edge of the top surface 1 are respectively provided with three and are symmetrically distributed. Through the symmetrical distribution of various limit grooves and limit columns, the stability and the limit are ensured, and the uniform stress is ensured.

The assembly upper section supporting surface 21 and the assembly lower section supporting surface 22 are both hollowed inwards to form material reducing windows 10, in the embodiment, two material reducing windows 10 are arranged on the assembly upper section supporting surface 21, the two material reducing windows 10 are arranged on the left side and the right side of the assembly upper section supporting surface 21, and the assembly upper section supporting surface 21 is communicated with the bottom surface 6 of the packing box through the two material reducing windows 10. The material reducing windows 10 on the assembly lower section supporting surface 22 are totally four and are distributed at intervals, the assembly lower section supporting surface 22 is divided into a left section, a middle section and a right section by the four material reducing windows 10, and the assembly lower section supporting surface 22 is communicated with the cavity convex surface 8 on the back surface of the assembly lower section supporting surface through the four material reducing windows 10. These material reducing windows 10 are designed to reduce the material cost as much as possible without reducing the structural strength of the package, and to reduce the structural weight of the package. In order to further achieve the purpose of saving materials and reducing weight, in this embodiment, the material reducing grooves 9 with different sizes and different depths are respectively formed on the end surfaces of the upper limiting column 71 and the lower limiting column 72, and the convex surface 8 and the bottom surface 6 of the cavity, so that the cost is saved to a certain extent, the structural weight of the packing box is reduced to the maximum extent, and the logistics benefit is improved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.