CN216400493U - Integrally-formed wood-plastic tray and extrusion die thereof - Google Patents

Abstract

An integrally formed wood-plastic tray and an extrusion die thereof relate to the technical field of logistics. The integrated wood-plastic tray comprises a base plate and a plurality of bottom beams arranged below the base plate at intervals, and cavities are formed in the base plate and the bottom beams. The integrally formed wood-plastic tray is formed in one step, secondary installation or binding is not needed, the manufacturing cost of the tray is greatly reduced, and the tray is of a hollow structure and has the advantages of light weight and large bearing capacity. The extrusion die comprises a plurality of die plates and core rods, each die plate is provided with a cavity matched with the outer contours of the base plate and the bottom beam, and when pouring is conducted, the core rods are inserted into the cavities, so that the structure is simple, and later maintenance is convenient. The integrally-formed wood-plastic tray and the extrusion die are suitable for transportation and transfer of various goods, and have wide market prospects.

Description

Integrally-formed wood-plastic tray and extrusion die thereof

Technical Field

The application relates to the technical field of logistics, in particular to an integrally-formed wood-plastic tray and an extrusion die thereof.

Background

The tray is used as an indispensable carrier in modern transportation, storage and logistics industries, and has important effects on labor saving, space utilization and the like. Particularly in various factories, distribution centers and stereoscopic warehouses, the application of pallets is extremely frequent. With the development of the logistics industry, the types of the trays are more and more diversified, and the materials of the trays are also various: wood, iron, plastic, composite materials and the like, and the form and specification are more specialized. Wherein, the wood-plastic pallet is a new favorite in the logistics industry because of the advantages of being not easy to rot, good in durability, light in weight, high in strength and the like. However, in the prior art, the wood-plastic pallet is respectively extruded and molded according to the base plate and the bottom beam, and manual assembly is needed, so that the labor cost is increased, and the production efficiency is influenced; and the installation position is easy to fall off and damage, and the product competitiveness is small.

SUMMERY OF THE UTILITY MODEL

To assembled wood-plastic tray cost of labor height among the prior art, production efficiency is low, the installation position easily drops and damages the scheduling problem, this application embodiment provides a tray is moulded to integrated into one piece wood and extrusion tooling thereof.

An integrally formed wood-plastic pallet, comprising:

the substrate is horizontally arranged, a plurality of holes which are parallel to each other and arranged at intervals are formed in the substrate, and each hole is horizontally arranged and penetrates from one end of the substrate to the other end of the substrate;

the utility model discloses a base plate, including the floorbar, the quantity is a plurality of, the floorbar is strip and the inside structure that has the cavity, and a plurality of floorbars are parallel to each other, and the interval is arranged into one and is set up in the bottom of base plate, and the direction of arrangement is the same with the hole direction of arrangement, and floorbar and base plate integrated into one piece, wherein two floorbars set up respectively in the tip position that is close to the base plate.

Further, each bottom beam comprises two long side walls and two short side walls, and the middle parts of the two long side walls are recessed inwards to form a waist.

Furthermore, every all have a riser in the cavity of floorbar, the riser sets up in floorbar direction of height's symmetry axis department, and with the floorbar integrated into one piece, two long lateral walls of floorbar all inwards indent extremely the riser.

Furthermore, each part of the top of the bottom beam, which is connected with the substrate, is provided with a plurality of through holes which are parallel to each other and arranged at intervals, each through hole is horizontally arranged, and the arrangement direction of the through holes is the same as that of the holes.

Furthermore, an arc-shaped connecting section is arranged between two sides of the top of each bottom beam and the bottom surface of the base plate, and the connecting sections, the base plates and the corresponding bottom beams are integrally formed.

The application still provides one kind be used for the extrusion tooling of tray is moulded to integrated into one piece wood, it includes:

the die plate comprises a plurality of die plates which are transversely connected in parallel, each die plate is provided with a transverse through hole with the same position and size, each transverse through hole comprises a substrate hole with the same outline as the substrate and bottom beam holes with the same positions and outlines as the bottom beams, the tops of the bottom beam holes are communicated with the substrate holes, and the length directions of the bottom beams are transversely arranged;

the core rod comprises a plurality of substrate rods for forming holes and a plurality of bottom beam rods for forming bottom beam cavities, wherein the substrate rods are inserted into the substrate holes, and the bottom beam rods are inserted into the bottom beam holes.

Furthermore, two long side walls of the integrally-formed wood-plastic tray bottom beam are provided with waists, a vertical plate is arranged in a cavity of the bottom beam along a symmetrical axis of the height direction, the vertical plate is connected with the waists, the cavity is divided into four butterfly-wing-shaped parts, and the parts, connected with the base plate, of the top of the bottom beam are provided with a plurality of through holes which are parallel to each other and are arranged at intervals;

the base beam rods comprise a plurality of small round rods used for forming through holes and four independent triangular rods used for forming butterfly wing shapes, and the small round rods and the triangular rods are inserted into the corresponding base beam holes in an inserted mode.

The die comprises a die plate, a die plate and a plurality of supporting plates, wherein the die plate is provided with a die hole, the die hole is arranged on the die plate, the die plate is provided with a plurality of through holes, the die hole is arranged on the die plate, the supporting plates are connected in parallel, the supporting plates are arranged in parallel, the position and the size of each through hole are the same as those of the die plate, and a plurality of limiting holes are arranged on the edges of the through holes;

the core rods are arranged in the through holes of the two support plates in a penetrating mode, the core rods in the two support plates are connected through the first connecting portion, and each substrate rod is connected with one limiting rod matched with the limiting hole.

Furthermore, in the core rods of the two support plates, the small round rods of each bottom beam rod are connected through a second connecting part, and the outer sides of the two outermost small round rods are connected with a limiting rod matched with the limiting hole; the center parts of four independent triangular rods of the butterfly wing shape are connected, the bottoms of the two triangular rods positioned below are respectively connected with a limiting rod matched with the limiting hole, and the tops of the two triangular rods positioned above are connected with the adjacent small round rods through third connecting parts.

Furthermore, the support plate on the outermost side is in through connection with the feed inlet through a transition plate, the die plate on the outermost side is further provided with at least one cooling water pipe, and the cooling water pipe is arranged along the outer contour of the transverse through hole of the die plate.

The beneficial effect that technical scheme that this application provided brought includes:

the embodiment of the application provides a tray is moulded to integrated into one piece wood and extrusion tooling thereof, and the tray is moulded to integrated into one piece wood, need not to carry out secondary installation or bind, greatly reduced the cost of tray manufacturing, and the tray of this application embodiment is hollow structure, has light in weight, bears big advantage, is fit for the transportation and the transportation of various goods, and market prospect is wide. The extrusion die can extrude the integrally formed wood-plastic tray, and the extrusion die is simple in structure and convenient to maintain in later period.

In addition, this application integrated into one piece wood-plastic tray adopts mineral substance material and the plastic waste extrusion moulding in the industrial waste residue, is favorable to waste utilization and environmental protection.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of the present application;

FIG. 2 is a schematic view of the overall construction of the bottom beam of FIG. 1;

FIG. 3 is a schematic view of the overall structure of the extrusion die of the present application;

FIG. 4 is a schematic view of the overall structure of the mandrel of FIG. 3;

FIG. 5 is a schematic view of the overall construction of the sill bar of FIG. 4;

FIG. 6 is a schematic cross-sectional view of a die plate of the present application;

FIG. 7 is a schematic cross-sectional view of a die plate with mandrels inserted therein according to the present application;

FIG. 8 is a schematic cross-sectional view of the outermost port template after assembly;

FIG. 9 is a schematic cross-sectional view of a mounting plate of the present application;

fig. 10 is a schematic cross-sectional view of the transition plate of fig. 3.

Reference numerals:

1. a substrate; 11. a hole; 2. a bottom beam; 21. a vertical plate; 22. a through hole; 23. a connecting section; 3. a mouth template; 31. a substrate hole; 32. a bottom beam hole; 4. a mounting plate; 5. a core rod; 51. a substrate bar; 52. a bottom beam bar; 521. a small round bar; 522. a triangular bar; 53. a first connection portion; 54. a second connecting portion; 55. a third connecting portion; 6. a transition plate; 7. and cooling the water pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the application provides a tray is moulded to mineral substance material's integrated into one piece wood, it can solve the tray and need the secondary to bind, problem with high costs and weight is great.

As shown in fig. 1, the integrally-formed wood-plastic pallet comprises a base plate 1 and a bottom beam 2. The substrate 1 is horizontally arranged, a plurality of holes 11 which are parallel to each other and are arranged at equal intervals are formed in the substrate 1, and each hole 11 is horizontally arranged and penetrates from one end of the substrate 1 to the other end of the substrate. The quantity of floorbar 2 is a plurality of, and floorbar 2 is strip and inside structure that has the cavity, and a plurality of floorbars 2 are parallel to each other, and arrange into a row at the interval and set up in the bottom of base plate 1, and the array orientation is the same with hole 11 array orientation, and floorbar 2 and base plate 1 integrated into one piece, and wherein two floorbars 2 set up respectively in the tip position that is close to base plate 1, are difficult for breaking when making the border bearing of base plate 1.

Specifically, the surface of the substrate 1 may be a plane, a tooth surface, a semicircular arc groove, or the like, and the application range is wide.

Specifically, the bottom beam 2 is of a hollow structure, so that the weight of the integrally formed wood-plastic tray can be reduced, the manufacturing cost can be saved, and the carrying and the moving are convenient.

Further, as shown in fig. 2, each bottom beam 2 comprises two long side walls and two short side walls, and the middle parts of the two long side walls are recessed inwards to form waist parts, so that the bearing capacity of the bottom beam 2 can be improved.

Specifically, the cavity in the bottom beam 2 has a top wall and a bottom wall, the upper part and the lower part of the two side walls are respectively provided with a vertical section, and the middle parts of the side walls are recessed towards the inside of the cavity to form a waist part.

Furthermore, a vertical plate 21 is arranged in a cavity of each bottom beam 2, the vertical plates 21 are arranged at the symmetrical axis of the bottom beam 2 in the height direction and integrally formed with the bottom beam 2, two long side walls of the bottom beam 2 are inwards concave to form a waist, the vertical plates 21 are connected with the waist, and the cavity is divided into four butterfly-wing-shaped parts. The vertical plate 21 can improve the bearing capacity of the bottom beam 2 and improve the overall stability of the pallet.

Further, as shown in fig. 2, each of the portions of the top of the bottom beam 2 connected to the base plate 1 has a plurality of through holes 22 arranged in parallel and at equal intervals, and the through holes 22 have a weight-reducing function. Each through hole 22 is horizontally arranged, and the arrangement direction of the through holes 22 is the same as that of the holes 11, so that the tray is stressed uniformly.

Arc-shaped connecting sections 23 are arranged between the two sides of the top of each bottom beam 2 and the bottom surface of the base plate 1, the connecting sections 23 play a role in strengthening the tray, and damage to the joint of the base plate 1 and the bottom beams 2 due to stress concentration can be avoided. The connecting sections 23 are integrally formed with the base plate 1 and the corresponding bottom beams 2.

In addition, the integrally formed wood-plastic tray is made of mineral materials and waste plastics, the waste plastics are polyethylene, polypropylene, polyvinyl chloride, polystyrene, polymethacrylate and the like, the mineral materials contain industrial waste residues such as coal ash, phosphogypsum, titanium white slag, red mud, iron ore powder and the like, and the solid wastes of the industrial waste residues occupy a large amount of land after being piled up for a long time, so that the trays made of the wastes have positive significance on waste utilization and environmental protection.

The application also provides an extrusion die of integrated into one piece wood-plastic tray, and it includes polylith mouth template 3 and plug 5.

As shown in fig. 3 and 6, the plurality of die plates 3 are connected in parallel in a transverse direction, and the connection manner may be a bolt connection. Each die plate 3 is provided with a transverse through hole with the same position and size, the transverse through hole comprises a substrate hole 31 with the same outer contour as that of the substrate 1 and a plurality of bottom beam holes 32 with the same position and outer contour as that of the bottom beams 2, the tops of the bottom beam holes 32 are communicated with the substrate hole 31, and the bottom beams 2 are transversely arranged in the length direction.

As shown in fig. 4 and 7, the core rod 5 includes a plurality of substrate rods 51 for forming the holes 11 of the substrate 1 and a plurality of sill rods 52 for forming the cavities of the sills 2, the substrate rods 51 being inserted into the substrate holes 31, and the sill rods 52 being inserted into the sill holes 32.

Further, as shown in fig. 4 and 5, in order to obtain the waist portion of the bottom beam 2 and the vertical plate 21 at the symmetrical axis along the height direction in the cavity thereof, the bottom beam rod 52 includes a plurality of small round rods 521 for forming the through holes 22 and four independent triangular rods 522 for forming the butterfly wing shape, and the small round rods 521 and the triangular rods 522 are inserted into the corresponding bottom beam holes 32.

Specifically, the cross section of each triangular rod 522 is a butterfly wing shape which is provided with two right-angle sides and an inward concave arc-shaped side, and the four independent triangular rods 522, and the outer contour of the butterfly wing shape is similar to the cross section shape of the inner cavity of the bottom beam 2.

Further, as shown in fig. 3, the extrusion die further includes two support plates 4, the two support plates 4 are connected in parallel in a transverse direction, and the connection mode may be a bolt connection. Each support plate 4 is provided with a transverse through hole with the same position and size as the die plate 3, and a plurality of limiting holes are arranged at partial edges of the through holes on the support plates 4.

Specifically, in this embodiment, the plurality of die plates 3 and the two support plates 4 are connected into a whole by bolts, and in other embodiments, the die plates may be connected by other connection methods.

As shown in fig. 3 and 9, the core rod 5 is disposed in the through hole of the two support plates 4, and in the core rod 5 of the two support plates 4, the substrate rods 51 are connected by the first connecting portion 53, and each substrate rod 51 is connected to a limit rod matching with the limit hole.

Furthermore, in the core rods 5 of the two support plates 4, the small round rods 521 of each bottom beam rod 52 are connected through the second connecting portion 54, and the outer sides of the two outermost small round rods 521 are connected with a limiting rod matched with the limiting hole. The centers of four independent triangular rods 522 of the butterfly wing shape are connected, the bottoms of the two triangular rods 522 positioned below are respectively connected with a limiting rod matched with the limiting hole, and the tops of the two triangular rods 522 positioned above are connected with the adjacent small round rods 521 through third connecting parts 55.

The limiting rod and the limiting hole are preferably in a dovetail shape, so that the contact surface of the core rod 5 and the support plate 4 can be increased, and the core rod 5 and the support plate 4 are connected more firmly.

Further, as shown in fig. 1 and 8, the support plate 4 on the outermost side is in through connection with the feed inlet through a transition plate 6, the template 3 on the outermost side is further provided with at least one cooling water pipe 7, and the cooling water pipe 7 is arranged along the outer contour of the transverse through hole of the template 3. In this embodiment, the number of the cooling water pipes provided in the outermost die plate 3 is two, one of which is provided above the horizontal through-holes, and the other of which is provided below the horizontal through-holes.

Specifically, as shown in fig. 9, the transition plate 6 includes two grooved plates with grooves, and the grooves of the two grooved plates are butted to form a cavity for feeding.

Further, the extrusion tooling of this application still includes the board of finalizing the design, finalizes the design and has the unanimous horizontal perforating hole of tray outline with this application on the board, and finalizes the design and is provided with many condenser tube 7 in the board, and the tray of extruding from the die block board 3 still is in softer state, transports the tray to the board of finalizing the design again, but the tray is cooled off fast in the board of finalizing the design, obtains the tray finished product.

The manufacturing material enters from a feed inlet of an extrusion die, flows through a cavity of the transition plate 6 and enters the support plate 4, the outer contour of the tray is formed in the support plate 4, the material further flows through the die plate 3 to obtain the tray, the tray is in a softer state at the moment, finally the tray enters the sizing plate, and is cooled and hardened to finally obtain a hardened tray finished product.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a tray is moulded to integrated into one piece wood, its characterized in that includes:

the substrate (1) is horizontally arranged, a plurality of holes (11) which are parallel to each other and arranged at intervals are formed in the substrate (1), and each hole (11) is horizontally arranged and penetrates from one end of the substrate (1) to the other end of the substrate;

the utility model provides a bottom beam (2), quantity is a plurality of, bottom beam (2) are the strip and the inside structure that has the cavity, and a plurality of bottom beams (2) are parallel to each other, and the interval is arranged into one and is set up in the bottom of base plate (1), and the array orientation is the same with hole (11) array orientation, and bottom beam (2) and base plate (1) integrated into one piece, and wherein two bottom beams (2) set up respectively in the tip position that is close to base plate (1).

2. The integrally formed wood-plastic pallet of claim 1, wherein: each bottom beam (2) comprises two long side walls and two short side walls, and the middle parts of the two long side walls are recessed inwards to form a waist part.

3. The integrally formed wood-plastic pallet of claim 2, wherein: every all have riser (21) in the cavity of floorbar (2), riser (21) set up in floorbar (2) direction of height's symmetry axis department, and with floorbar (2) integrated into one piece, two long lateral walls of floorbar (2) all to the indent extremely riser (21).

4. The integrally formed wood-plastic pallet of claim 1, wherein: the part of the top of each bottom beam (2) connected with the substrate (1) is provided with a plurality of through holes (22) which are parallel to each other and arranged at intervals, each through hole (22) is horizontally arranged, and the arrangement direction of the through holes (22) is the same as that of the holes (11).

5. The integrally formed wood-plastic pallet of claim 1, wherein: every be provided with curved linkage segment (23) between the bottom surface of the top both sides of floorbar (2) and base plate (1), linkage segment (23) and base plate (1) and corresponding floorbar (2) integrated into one piece.

6. An extrusion die for an integrally formed wood-plastic pallet according to claim 1, comprising:

the die plate structure comprises a plurality of die plates (3) which are transversely connected in parallel, each die plate (3) is provided with a transverse through hole with the same position and size, each transverse through hole comprises a substrate hole (31) with the same outer contour as that of the substrate (1) and a plurality of bottom beam holes (32) with the same positions and outer contours as that of the bottom beams (2), the tops of the bottom beam holes (32) are communicated with the substrate holes (31), and the length directions of the bottom beams (2) are transversely arranged;

the core rod (5) comprises a plurality of substrate rods (51) used for forming the holes (11) and a plurality of bottom beam rods (52) used for forming the cavities of the bottom beams (2), the substrate rods (51) are inserted into the substrate holes (31), and the bottom beam rods (52) are inserted into the bottom beam holes (32).

7. The extrusion die of claim 6, wherein:

two long side walls of the integrally-formed wood-plastic tray bottom beam (2) are provided with waists, a vertical plate (21) is arranged in a cavity of the bottom beam (2) along a symmetrical axis of the height direction, the vertical plate (21) is connected with the waists, the cavity is divided into four butterfly-wing-shaped parts, and the part, connected with the base plate (1), of the top of the bottom beam (2) is provided with a plurality of through holes (22) which are parallel to each other and are arranged at intervals;

the bottom beam rods (52) comprise a plurality of small round rods (521) used for forming the through holes (22) and four independent triangular rods (522) used for forming a butterfly wing shape, and the small round rods (521) and the triangular rods (522) penetrate through and are inserted into the corresponding bottom beam holes (32).

8. The extrusion die of claim 7, wherein: the die plate is characterized by further comprising two support plates (4), wherein the two support plates (4) are transversely connected in parallel, each support plate (4) is provided with a transverse through hole with the same position and size as the die plate (3), and a plurality of limiting holes are formed in the partial edges of the through holes;

the core rod (5) penetrates through the through holes of the two support plates (4), the substrate rods (51) are connected through the first connecting portion (53) in the core rod (5) of the two support plates (4), and each substrate rod (51) is connected with one limiting rod matched with the limiting hole.

9. The extrusion die of claim 8, wherein: in the core rods (5) of the two support plates (4), the small round rods (521) of each bottom beam rod (52) are connected through a second connecting part (54), and the outer sides of the two outermost small round rods (521) are connected with a limiting rod matched with the limiting hole; the centers of four independent triangular rods (522) of the butterfly wing shape are connected, the bottoms of the two triangular rods (522) positioned below are respectively connected with a limiting rod matched with the limiting hole, and the tops of the two triangular rods (522) positioned above are connected with the adjacent small round rod (521) through a third connecting part (55).

10. The extrusion die of claim 8, wherein: the support plate (4) on the outermost side is in through connection with the feed inlet through a transition plate (6), the die plate (3) on the outermost side is further provided with at least one cooling water pipe (7), and the cooling water pipe (7) is arranged along the outer contour of the transverse through hole of the die plate (3).

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