Plastic-free packaging box applicable to multi-model multi-joint robots

By designing a plastic-free packaging box made of corrugated cardboard, the problems of high packaging cost and poor environmental performance of multi-joint robots have been solved, achieving improvements in versatility and environmental friendliness, and reducing production difficulty and waste of scrap materials.

CN223919871UActive Publication Date: 2026-02-17WOSHI PAIKE SHANGHAI PACKAGING MATERIAL CO LTD
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Patent Information

Application Number
CN202520689929.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-14
Publication Date
2026-02-17
Estimated Expiration
2035-04-14

AI Technical Summary

Technical Problem

Existing packaging methods for multi-joint robots suffer from high processing costs, high waste rates of scrap materials, and are not environmentally friendly, making it difficult to meet the universal packaging needs of multiple robot models.

Method used

The plastic-free packaging box made of corrugated cardboard includes horizontal load-bearing components and vertical support components. Through the layering design of the corrugated board components and the contour-following limiting holes, it achieves stable fixation and buffer protection for multi-joint robots.

Benefits of technology

It reduces packaging costs, improves the versatility and environmental friendliness of packaging, reduces production difficulty and waste of scrap materials, and improves production efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of machine packaging, in particular to a plastic-free packaging box applicable to multi-model multi-joint robots, which comprises a box body, a top cover and a bottom cover. The buffering packaging component is arranged on the lower portion of the inner cavity of the box body and comprises two horizontal force bearing components, the horizontal force bearing components are arranged in parallel up and down, and a plurality of parallel connecting holes are formed in the circumferential side of a transverse supporting plate in the vertical direction; the vertical supporting components are vertically arranged in a left-right parallel mode, each vertical supporting structure is formed by folding at least two layers of corrugated board components, each corrugated board component is of a cuboid structure, at least four connecting lugs are symmetrically arranged on the two sides of each corrugated board component, and the connecting lugs of the at least two layers of corrugated board components are stacked to form multiple layers of connecting lugs. The plurality of layers of connecting lugs are inserted and matched with the connecting holes; the connecting lugs of every two adjacent corrugated board components are connected with each other, and crease lines are arranged at the joints of the corrugated board components. The packaging structure has the advantages that under the condition that environment-friendly materials are replaced, firmness and buffering performance of the packaging structure are guaranteed.
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Description

Technical Field

[0001] This utility model relates to the field of machine packaging technology, specifically a plastic-free packaging box applicable to multiple models of multi-joint robots. Background Technology

[0002] Articulated robots, also known as articulated robotic arms or multi-joint robotic arms, are industrial robots that achieve complex movements through multiple rotatable joints. They typically have three or more rotational axes (most industrial robots have five or six axes) and can complete arbitrary trajectory movements in three-dimensional space. Their complex mechanical structure requires precise positioning and fixation of each joint during product transportation and packaging to avoid collisions between products or joint components.

[0003] Currently, common packaging methods use flexible cushioning materials as the core fixing material, forming a molded inner liner that matches the robot's structure through multi-layer die-cutting and bonding processes. However, this method has the following drawbacks: First, the die-cutting process requires repeated mold opening according to the slight differences in robot models, resulting in high processing costs for cushioning materials; second, packaging structures need to be designed separately for different sizes of the same type of robot products, leading to excessive waste of scrap materials during packaging production. Furthermore, the non-degradable nature of existing cushioning materials does not meet environmental protection requirements.

[0004] Therefore, there is an urgent need to develop a packaging solution that combines structural versatility, cost-effectiveness, and environmental friendliness to meet the serialized packaging needs of multi-joint robot products. Utility Model Content

[0005] The purpose of this utility model is to overcome the shortcomings of the prior art and provide a plastic-free packaging box that can be used for multiple models of multi-joint robots, so as to adapt to the packaging needs of different multi-joint robots and improve the versatility and environmental friendliness of the packaging box.

[0006] To achieve the above objectives, a plastic-free packaging box applicable to multiple models of multi-joint robots is designed, including a box body, a top cover on the top of the box body, and a bottom cover at the bottom of the box body. It also includes a cushioning packaging component located in the lower part of the box's internal cavity, comprising: two horizontal load-bearing components, which are horizontally parallel and have several parallel connecting holes on their periphery in the vertical direction; two vertical support components, which are vertically parallel and are formed by folding at least two layers of corrugated board components. Each corrugated board component is a cuboid structure with at least four connecting ears symmetrically arranged on both sides. The connecting ears of at least two layers of corrugated board components are stacked to form multiple connecting ears, which are inserted into the connecting holes of the vertical support components to form a cushioning packaging component with an internal cavity and a limiting structure at the top and bottom; the connecting ears of two adjacent corrugated board components are interconnected, and crease lines are provided at the connection points. The corrugated board components are folded along the crease lines at the connection points to form stacked vertical support components.

[0007] Preferably, the present invention further includes: a limiting hole that conforms to the shape of a multi-joint robot is provided on the horizontal load-bearing component.

[0008] Preferably, the present invention further includes: in the vertical support member, the connecting ears of two adjacent corrugated plate members are connected to each other, and a fold line is provided at the connection of the corrugated plate members, and the corrugated plate members are folded along the fold line at the connection of the connecting ears to form a stacked vertical support member.

[0009] Preferably, the present invention further includes: several corrugated cardboard boxes are provided inside the inner cavity of the box body and on the upper part of the cushioning packaging component for placing robot accessories.

[0010] Preferably, the present invention further includes: the top cover and the bottom cover are formed by folding a piece of corrugated paper, and the corrugated paper is bent and stacked at the four symmetrical corners to form a box structure that is not closed on one side, and the box structure of the top cover and the bottom cover is fastened to the box body.

[0011] Preferably, the present invention further includes: the connecting hole has a gradually narrowing trapezoidal cavity, which forms an interference fit with the multi-layer connecting ear.

[0012] Compared with the prior art, the advantages of this utility model are:

[0013] This invention uses corrugated cardboard instead of plastic parts to manufacture the cushioning packaging box for multi-axis robots, making the packaging box material more environmentally friendly; through the design of the cushioning packaging components, the strength and cushioning of the packaging structure are guaranteed even when materials are changed; the use of a bending and stacking design reduces the production difficulty of the packaging components and improves production efficiency. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the horizontal load-bearing component of this utility model;

[0015] Figure 2 This is an unfolded diagram of the vertical support component of this utility model;

[0016] Figure 3 This is a schematic diagram of the vertical support component of this utility model after folding.

[0017] Figure 4 This is a schematic diagram of the cushioning packaging component of this utility model;

[0018] Figure 5 This is a schematic diagram of the overall structure of this utility model;

[0019] In the diagram: 1. Box body, 1.1. Top cover, 1.2. Bottom cover, 2. Cushioning packaging component, 3. Horizontal load-bearing component, 4. Vertical support component, 5. Corrugated board component, 6. Connecting ear, 6.1. Crease line, 7. Multi-layer connecting ear, 8. Connecting hole, 9. Limiting hole, 10. Corner, 11. Corrugated cardboard box. Detailed Implementation

[0020] To make the purpose, principle and structure of this utility model clearer, the following description is provided in conjunction with the accompanying drawings and specific embodiments.

[0021] See Figure 1-5 This embodiment provides a plastic-free packaging box applicable to multiple models of multi-joint robots, including a box body 1, a top cover 1.1, a bottom cover 1.2, and a cushioning packaging component 2.

[0022] Box 1 has a rectangular cavity structure. The top cover 1.1 and the bottom cover 1.2 are formed by folding a piece of corrugated paper. The four symmetrical corners 10 of the corrugated paper are bent and stacked to form a box structure that is not closed on one side. The top cover 1.1 and the bottom cover 1.2 are fastened to the top and bottom of box 1 through this box structure to achieve quick opening and closing.

[0023] The cushioning packaging component 2 is located in the lower part of the inner cavity of the box body 1, and includes two horizontal load-bearing components 3 and two vertical support components 4.

[0024] The horizontal load-bearing components 3 are arranged horizontally in parallel. Each horizontal load-bearing component 3 has several parallel connecting holes 8 on its periphery in the vertical direction. The connecting holes 8 are trapezoidal cavities that gradually narrow.

[0025] The vertical support member 4 is arranged horizontally and vertically, and is formed by folding at least two layers of corrugated board members 5. The corrugated board member 5 is a cuboid structure with four connecting ears 6 symmetrically arranged on both sides. Specifically, there are two connecting ears 6 on one side of the corrugated board member 5 and two connecting ears 6 symmetrically arranged on the other side. The connecting ears 6 of adjacent corrugated board members 5 are connected to each other by crease lines 6.1, and are folded and stacked along crease lines 6.1 to form multi-layer connecting ears 7. Since the corrugated board member 5 has a sandwich structure with filler between its two outer sides, it has a certain thickness. Several corrugated board members 5 can be stacked to form a three-dimensional structure with a large thickness. The multi-layer connecting ears 7 after stacking can also form a block structure that can be inserted and has supporting strength. The multi-layer connecting ears 7 are inserted into the connecting holes 8 of the horizontal load-bearing member 3. The trapezoidal cavity and the multi-layer connecting ears 7 are limited and fixed through interference fit, forming a buffer packaging member 2 with a robot housing cavity inside and limiting structures at the top and bottom.

[0026] The horizontal load-bearing component 3 has a limiting hole 9 that is similar in shape to a multi-joint robot, which is used to adapt to the joint shape of different robot models and improve the fixation effect.

[0027] The upper part of the cushioning packaging component 2 inside the box 1 is also provided with several corrugated cardboard boxes 11 for classifying and storing robot accessories.

[0028] Working principle:

[0029] During assembly, the corrugated board component 5 is first folded to form the vertical support component 4. At this time, the connecting ear 6 is also folded into a multi-layer connecting ear 7. The multi-layer connecting ear 7 is inserted into the connecting hole 8 of the horizontal load-bearing component 3 for fixation, forming a stable support structure. The robot body is placed in the receiving cavity of the cushioning packaging component 2, and multi-directional limiting is achieved through the limiting hole 9 and the upper and lower horizontal load-bearing components 3; accessories are stored in the upper corrugated cardboard box 11. The top cover 1.1 and the bottom cover 1.2 are quickly fastened together with the box body 1 through a folding structure to complete the plastic-free packaging.

[0030] The above description is merely a specific embodiment of this utility model, but the protection scope of this utility model is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the technical scope disclosed in this utility model, based on the technical solution and novel concept of this utility model, should be included within the protection scope of this utility model.

Claims

1. A plastic-free packaging box applicable to multiple models of multi-joint robots, comprising a box body, a top cover disposed on top of the box body, and a bottom cover disposed below the box body, characterized in that, Also includes: A cushioning packaging component located in the lower part of the inner cavity of the box includes: Two horizontal load-bearing components are arranged horizontally and parallel to each other, and several parallel connecting holes are opened on the periphery of the horizontal load-bearing components in the vertical direction. Two vertical support members are arranged horizontally and vertically. Each vertical support member is formed by folding at least two layers of corrugated board members. Each corrugated board member has a cuboid structure and at least four connecting ears are symmetrically arranged on both sides. The connecting ears of the at least two layers of corrugated board members are stacked to form multiple connecting ears. The multiple connecting ears are inserted into the connecting holes of the vertical support members to form a buffer packaging member with an internal cavity and a limiting structure at the top and bottom. The connecting lugs of two adjacent corrugated board components are connected to each other, and a crease line is provided at the connection point of the corrugated board components. The corrugated board components are folded along the crease line at the connection point of the connecting lugs to form stacked vertical support components.

2. The plastic-free packaging box applicable to multiple models of multi-joint robots as described in claim 1, characterized in that, The horizontal load-bearing component has a limiting hole that mimics the shape of a multi-joint robot.

3. The plastic-free packaging box applicable to multiple models of multi-joint robots as described in claim 1, characterized in that, Inside the inner cavity of the box, above the cushioning packaging component, are several corrugated cardboard boxes for placing robot accessories.

4. A plastic-free packaging box applicable to multiple models of multi-joint robots as described in claim 1, characterized in that, The top and bottom covers are formed by folding a piece of corrugated paper, and bending and stacking it at the four symmetrical corners of the corrugated paper to form a box structure that is not closed on one side. The box structure of the top and bottom covers is fastened to the box body.

5. A plastic-free packaging box applicable to multiple models of multi-joint robots as described in claim 1, characterized in that, The connecting hole contains a trapezoidal cavity that gradually narrows, forming an interference fit with the multi-layer connecting ears.