Reinforced fiber plate material injection molding tray

CN224916461UActive Publication Date: 2026-10-30JIANGSU ZHENGHUIXIN TECH CO LTD
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Patent Information

Application Number
CN202522656075.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-12-15
Publication Date
2026-10-30
Estimated Expiration
2035-12-15

AI Technical Summary

Technical Problem

[0003]现有托盘多为一体成型,托盘在叉车作业中经常受到碰撞,普通托盘的边缘和顶板极易被撞坏,损坏后需整体报废,维护成本高,只能整体更换,费用高且影响生产连续性

Benefits of technology

1.本实用新型提供一种增强纤维板材注塑用托盘,通过撑脚、边梁、第一横梁与第二横梁形成稳定的承载框架,使托盘在承载大面积纤维板材时不易产生形变,同时通过在横梁两侧设置撑板,可在叉车运输时避免叉齿直接接触横梁造成损伤,从而提高托盘的整体耐久性与承重安全性。

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Abstract

The utility model discloses a kind of reinforced fibre board material injection moulding tray, including support assembly, anti-collision strip and jacking, the support assembly includes support leg, crosspiece, edge beam and second crossbeam, the support leg is set with two as a group, interval is kept between each support leg, one side between two adjacent support legs is fixedly provided with edge beam, the middle part of two mutually parallel edge beams is fixedly provided with crosspiece, the both sides of crosspiece and the edge beam of opposite side are fixedly provided with the first crossbeam of lateral interval, the second crossbeam is fixedly provided with two as a group in staggered mode.There is beneficial effect, the device is formed stable load-bearing frame by support leg, edge beam, first crossbeam and second crossbeam, so that tray is not prone to deformation when carrying large-area fibre board material, meanwhile, by setting support plate on the both sides of crossbeam, damage caused by prong directly contacting crossbeam can be avoided when forklift is transported, so as to improve the overall durability and load-bearing safety of tray.
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Description

Technical Field

[0001] This utility model relates to the field of pallet technology, and in particular to a pallet for injection molding of reinforced fiberboard. Background Technology

[0002] After injection molding, fiberboard typically requires cooling, handling, and stacking. To prevent warping, indentation, or stress deformation due to uneven stress or poor heat dissipation at high temperatures, pallets are commonly used on production lines to support the boards and maintain stable support during cooling and transportation. Pallets not only bear the weight of the boards but also need to withstand forklift operation, manual handling, and multi-layer stacking. Therefore, the structural strength, impact resistance, and heat dissipation performance of pallets have a significant impact on product quality and production efficiency.

[0003] Most existing pallets are made in one piece. Pallets are frequently subjected to collisions during forklift operations. The edges and top of ordinary pallets are easily damaged. Once damaged, they need to be scrapped as a whole, resulting in high maintenance costs. They can only be replaced as a whole, which is expensive and affects the continuity of production. Utility Model Content

[0004] The main objective of this invention is to provide a tray for injection molding of reinforced fiberboard, aiming to solve the problems mentioned in the background art.

[0005] To address the aforementioned problems, this utility model proposes a pallet for injection molding of reinforced fiberboard, comprising a support assembly, anti-collision strips, and a top support; the support assembly includes support legs, a cross plate, side beams, and a second cross beam; The support legs are arranged in pairs, with a gap between each support leg. A side beam is fixedly installed on one side between two adjacent support legs, and a horizontal plate is fixedly installed in the middle of the two parallel side beams. A first transverse beam is fixedly installed at intervals between both sides of the transverse plate and the side beams on the opposite side. The second crossbeams are fixedly installed in pairs in an alternating manner, and each second crossbeam is fixedly connected to the corresponding first crossbeam.

[0006] In one embodiment, each of the support legs has an installation opening at the top center.

[0007] In one embodiment, a support plate is fixedly provided between the two sides of the horizontal plate and the support legs parallel to the same side.

[0008] In one embodiment, the surface of the top support is provided with a plurality of hexagonal heat dissipation holes spaced apart, and each of the four corners of the bottom surface of the top support is fixedly provided with a plug-in block, and the edges of the top support are provided with slots.

[0009] In one embodiment, the top support is detachably inserted into the mounting opening on the top surface of the corresponding support leg via a plug-in block.

[0010] In one embodiment, each of the anti-collision strips is fixedly provided with a retaining strip on one side, and each anti-collision strip is detachably inserted into the corresponding slot on the edge of the top support through the retaining strip.

[0011] Beneficial effects: 1. This utility model provides a pallet for injection molding of reinforced fiberboard. The pallet forms a stable load-bearing frame through the support legs, side beams, first crossbeam and second crossbeam, which makes the pallet less prone to deformation when bearing large areas of fiberboard. At the same time, by setting support plates on both sides of the crossbeam, the fork tines can be prevented from directly contacting the crossbeam and causing damage during forklift transportation, thereby improving the overall durability and load-bearing safety of the pallet.

[0012] 2. The top support can be quickly installed in the mounting port of the support component through the plug-in block. The heat dissipation grooves on its surface can improve the heat dissipation efficiency of the fiberboard after injection molding, reduce the stress deformation of the board caused by high temperature stacking, and facilitate quick replacement of the top support after damage, thereby improving the maintainability and ease of use of the pallet.

[0013] 3. By using the slots of the top support and the clips of the anti-collision strip, the top support edge can be protected while allowing for quick disassembly. When the pallet is being handled, stacked, or touched by a forklift, the anti-collision strip can absorb part of the impact force, reducing direct damage to the top support edge and extending its service life. When the anti-collision strip is worn or deformed due to external force, the user only needs to pull it out of the slot to replace it without disassembling the pallet body, thus significantly reducing maintenance costs. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0015] Figure 1 This is a schematic diagram of the main axial structure of this utility model; Figure 2 This is a schematic diagram of the top support explosion structure of this utility model; Figure 3 This is a schematic diagram of the axial structure of the anti-collision strip of this utility model; Figure 4 This is a schematic diagram of the bottom structure of the support component of this utility model; Figure 5 This is a schematic diagram of the axle side structure after the support plate of this utility model is installed.

[0016] The annotations in the attached figures are explained as follows: 1. Support components; 11. Support legs; 12. Horizontal plate; 13. Side beam; 14. First horizontal beam; 15. Second horizontal beam; 16. Mounting port; 2. Top support; 21. Heat dissipation hole; 22. Slot; 23. Connecting block; 3. Anti-collision strip; 31. Locking strip; 4. Support plate. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] To achieve the above-mentioned utility model objectives, such as Figure 2-5 As shown, this utility model provides a pallet for injection molding of reinforced fiberboard, including a support assembly 1, a crash strip 3, and a top support 2. The support assembly 1 includes support legs 11, horizontal plates 12, side beams 13, and second horizontal beams 15. The support legs 11 are arranged in groups of two, with a total of four support legs 11, and each support leg 11 is spaced apart. A side beam 13 is welded to one side between two adjacent support legs 11. A horizontal plate 12 is welded to the middle of two parallel side beams 13. A first horizontal beam 14 is welded to each side of the horizontal plate 12 and the opposite side of the side beam 13 at intervals. The second horizontal beams 15 are welded in groups of two in an alternating manner. Each second horizontal beam 15 is connected to the corresponding first horizontal beam 14, and the top of each second horizontal beam 15 is welded to one side of the inner wall of the side beam 13.

[0019] Furthermore, each support leg 11 has an installation port 16 at the top center.

[0020] Furthermore, support plates 4 are welded and installed between the horizontal plate 12 and the support legs 11 parallel to the same side.

[0021] Please see Figure 1-3 As shown, the surface of the top support 2 is provided with a plurality of hexagonal heat dissipation holes 21 at intervals, and the bottom four corners of the top support 2 are fixedly installed with plug-in blocks 23. The edges of the top support 2 are provided with slots 22. The top support 2 is inserted into the mounting opening 16 on the top surface of the corresponding support leg 11 through the plug-in blocks 23.

[0022] Furthermore, each of the anti-collision strips 3 has a locking strip 31 fixedly installed on one side, and each anti-collision strip 3 is fixedly inserted into the corresponding slot 22 on the edge of the top support 2 by the locking strip 31.

[0023] Working principle: Support component 1 is the core load-bearing structure of this device, providing stable load-bearing capacity without deformation during the cooling process of the injection-molded fiberboard. The main load-bearing components of support component 1 include side beams 13, first crossbeams 14 and second crossbeams 15, all made of high-strength stainless steel, with excellent overall rigidity. Its staggered welding structure further enhances the overall bending and torsional resistance, allowing the pallet to remain stable under heavy loads. Support legs 11 and cross plates 12 are the main ground-based load-bearing components. Support legs 11 bear external forces from all sides, while cross plates 12 bear pressure from the center. Support plates 4 are welded and installed between the cross plates 12 and the support legs 11 on the same side. Their top surfaces contact the first crossbeams 14 and second crossbeams 15, preventing the fork teeth from directly contacting the crossbeam structure during forklift operation, preventing deformation caused by scratches, bending, or impacts, thereby significantly improving the service life of the pallet, increasing the load-bearing area, and enhancing overall stability. Top support 2 The entire structure is made of lightweight, high-strength composite material, which is lightweight, high-strength, and heat-resistant. During use, it is fixed to the top of the support component 1 by the plug-in block 23, forming a good fit with the support component 1. It can remain stable without sinking when bearing heavy fiberboard. Compared with traditional all-plastic pallets, which are prone to softening and deformation during the cooling process of high-temperature injection molded sheets, the material design of the top support 2 is more suitable for bearing high-temperature sheets. The hexagonal heat dissipation holes 21 on the surface of the top support 2 can accelerate the heat dissipation efficiency of the fiberboard, shorten the cooling time, and reduce warping or quality defects caused by thermal stress. The top support 2 adopts a modular structure, which can be quickly disassembled and replaced when damaged, making maintenance convenient. The anti-collision strip 3 installed on the edge of the top support 2 is fastened in the slot 22 by the clip 31, which can protect the edge of the top support 2 when the pallet is moved, loaded, unloaded, or stacked, reducing structural damage caused by impact. It can also be disassembled and replaced individually when damaged, reducing maintenance costs.

[0024] The above description is only a preferred embodiment of the present utility model and does not limit the patent scope of the present utility model. All equivalent structural transformations made under the inventive concept of the present utility model using the contents of the present utility model specification and drawings, or direct / indirect applications in other related technical fields, are included within the patent protection scope of the present utility model.

Claims

1. A tray for injection molding of reinforced fiberboard, comprising a support assembly (1), a crash strip (3), and a top support (2); characterized in that, The support assembly (1) includes a support leg (11), a cross plate (12), a side beam (13), and a second cross beam (15); The support legs (11) are arranged in pairs, with a gap between each support leg (11). A side beam (13) is fixedly installed on one side between two adjacent support legs (11), and a horizontal plate (12) is fixedly installed in the middle of the two parallel side beams (13). A first transverse beam (14) is fixedly installed at intervals between both sides of the transverse plate (12) and the side beam (13) on the opposite side. The second crossbeams (15) are fixedly arranged in pairs in an alternating manner, and each second crossbeam (15) is fixedly connected to the corresponding first crossbeam (14).

2. The tray for injection molding of reinforced fiberboard as described in claim 1, characterized in that, Each of the support legs (11) has an installation opening (16) at the top center.

3. The tray for injection molding of reinforced fiberboard as described in claim 2, characterized in that, Support plates (4) are fixedly installed between the horizontal plate (12) and the support legs (11) parallel to the same side.

4. The tray for injection molding of reinforced fiberboard as described in claim 3, characterized in that, The surface of the top support (2) is provided with a plurality of hexagonal heat dissipation holes (21) spaced apart. The bottom four corners of the top support (2) are fixedly provided with plug-in blocks (23), and the edges of the top support (2) are provided with slots (22).

5. The tray for injection molding of reinforced fiberboard as described in claim 4, characterized in that, The top support (2) is detachably inserted into the mounting port (16) on the top surface of the corresponding support leg (11) via a plug-in block (23).

6. The tray for injection molding of reinforced fiberboard as described in claim 1, characterized in that, Each of the anti-collision strips (3) has a fixed clip (31) on one side, and each anti-collision strip (3) is detachably inserted into the corresponding slot (22) on the edge of the top support (2) through the clip (31).