Automatic edge folding device for paper product packaging

By designing an automatic folding device suitable for paper product packaging, the problems of low efficiency of traditional manual folding and poor flexibility of existing equipment have been solved, realizing efficient and fast automatic folding operation and adapting to the needs of different paper product sizes.

CN223878385UActive Publication Date: 2026-02-06SHENZHEN HONGRUIYUAN PACKAGING MATERIALS CO LTD
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Patent Information

Application Number
CN202520615382.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-03
Publication Date
2026-02-06
Estimated Expiration
2035-04-03

AI Technical Summary

Technical Problem

Traditional paper folding methods rely on manual operation, which is inefficient and difficult to guarantee quality. Existing automatic folding equipment has a complex structure, high cost, and poor flexibility, making it difficult to adapt to the needs of paper products with different thicknesses and widths.

Method used

An automatic folding device was designed, comprising a frame, adjustment components, and guides. The conveyor spacing and guide spacing are adjusted by adjusting components one and two to accommodate paper products of different thicknesses and widths, and automatic folding is achieved using the guides.

Benefits of technology

It enables efficient and quick paper product folding, adapts to the needs of paper products with different thicknesses and widths, and improves production efficiency and folding quality.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223878385U_ABST
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Abstract

The utility model discloses an automatic edge folding device for packaging paper products, which belongs to the field of edge folding devices and comprises a frame. The first adjusting assembly is arranged at the bottom of the frame body and penetrates through the frame body; the bottom conveyor is arranged at the top of the frame body, and the upper conveyor is located above the bottom conveyor; the two conveyors are connected through two second adjusting assemblies. The second adjusting assembly slidably penetrates through the first adjusting assembly. The two conveyors are used for clamping and conveying paper products; the second adjusting assembly is used for adjusting the distance between the two conveyors so that the paper products of different thicknesses can be clamped and conveyed. Compared with a manual mode, the automatic edge folding device for paper product packaging is not only convenient and fast, but also can meet the edge folding requirements of paper products with different thicknesses and widths.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of edge folding device, specifically relates to an automatic edge folding device for paper product packaging. BACKGROUND

[0002] In the paper product packaging industry, edge folding is an important processing procedure. The traditional paper product edge folding mode usually relies on manual operation, and manual edge folding is not only inefficient, but also difficult to meet the demand of large-scale production, and the quality of edge folding is difficult to guarantee, and problems such as inconsistent edge folding angle and uneven edge folding are prone to occur. Although there are some automatic edge folding equipment in the market, these equipment are often complex in structure, high in cost and poor in flexibility, and are difficult to adapt to the edge folding demand of paper products of different thickness and width. In order to solve the above problems, an automatic edge folding device for paper product packaging is provided. SUMMARY

[0003] In view of one or more of the above defects or improvement needs of the prior art, the utility model provides an automatic edge folding device for paper product packaging, which has the advantages of high efficiency and high applicability.

[0004] To achieve the above purpose, the utility model provides an automatic edge folding device for paper product packaging, which comprises a frame body.

[0005] Adjusting assembly one is arranged at the bottom of the frame body and penetrates the frame body;

[0006] Two conveyors, the bottom conveyor is arranged at the top of the frame body, and the upper conveyor is located above the bottom conveyor; the two conveyors are connected through two adjusting assemblies two; the adjusting assembly two slides through the adjusting assembly one; the two conveyors are used for clamping and conveying the paper products; the adjusting assembly two is used for adjusting the distance between the two conveyors, so as to clamp and convey the paper products of different thickness;

[0007] The guide is arranged at the top of the adjusting assembly one and located on both sides of the conveyor; the adjusting assembly one is used for adjusting the distance between the two guides, so as to adapt to the paper products of different width; the guide is used for edge folding of the paper product edge.

[0008] Further, the adjusting assembly one comprises two fixing frames arranged at the bottom of the frame body; the bidirectional screw rod rotatably penetrates the two fixing frames at both ends; the horizontal moving frame is slidably arranged on the outer wall of the bidirectional screw rod and penetrates the frame body; the lock plate is threadedly arranged on the outer wall of the bidirectional screw rod and used for fixing the bidirectional screw rod.

[0009] Further, two sliding grooves are formed in the frame body, two sliding rods are arranged in the sliding grooves, and the sliding rods slide through the horizontal moving frame.

[0010] Further, the adjusting assembly two comprises two support plates arranged at two sides of the two conveyors respectively, the lower support plate is slidably penetrated through the transverse frame, an adjusting screw is rotatably arranged above the bottom support plate and is screwed through the upper support plate, and a fixing screw is arranged on the outer wall of the upper support plate and is used for fixing the adjusting screw.

[0011] Further, the guide comprises a fixing plate arranged on the top of the transverse frame and a guide frame arranged on the top of the fixing plate, one end of the guide frame is in a threaded plate structure, and the other end is in a flat plate structure.

[0012] Overall, the above technical scheme conceived by the paper product packaging automatic edge folding device has the beneficial effects compared with the prior art, including:

[0013] The paper product packaging automatic edge folding device has the advantages of convenience, speed, and adaptability to different thicknesses and widths of paper products. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the paper product packaging automatic edge folding device;

[0015] Figure 2 It is a bottom view of the paper product packaging automatic edge folding device;

[0016] Figure 3 It is a guide structure schematic view of the paper product packaging automatic edge folding device.

[0017] In all the drawings, the same reference signs represent the same technical features, specifically: 1, frame body; 2, adjusting assembly one; 21, fixing frame; 22, bidirectional screw; 23, transverse frame; 24, locking plate; 3, conveyor; 4, adjusting assembly two; 41, support plate; 42, adjusting screw; 43, fixing screw; 5, guide; 51, fixing plate; 52, guide frame; 6, sliding groove; 7, sliding rod. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the paper product packaging automatic edge folding device will be clearly and completely described below with reference to the drawings in the embodiments of the paper product packaging automatic edge folding device. Obviously, the described embodiments are only part of the embodiments of the paper product packaging automatic edge folding device, not all the embodiments. Based on the embodiments in the paper product packaging automatic edge folding device, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the paper product packaging automatic edge folding device.

[0019] Please refer to Figures 1-3 The paper product packaging automatic edge folding device comprises a frame body 1.

[0020] An adjusting assembly one 2 is arranged at the bottom of the frame body 1 and penetrates through the frame body 1.

[0021] Two conveyors 3, the bottom conveyor 3 is arranged on the top of the frame body 1, and the upper conveyor 3 is located above the bottom conveyor 3; the two conveyors 3 are connected through two adjusting assemblies two 4; the adjusting assembly two 4 slides through the adjusting assembly one 2; the two conveyors 3 are used for clamping and conveying the paper products; the adjusting assembly two 4 is used for adjusting the spacing of the two conveyors 3, so as to clamp and convey paper products of different thicknesses;

[0022] The guide 5 is arranged on the top of the adjusting assembly one 2 and located on both sides of the conveyor 3; the adjusting assembly one 2 is used for adjusting the spacing of the two guides 5 to adapt to paper products of different widths; and the guide 5 is used for folding the edges of the paper products.

[0023] In the embodiment, before use, the device can be erected between two conveying devices in the outside world. When the paper products are conveyed to between the two conveyors 3 by the conveying devices, the started conveyors 3 clamp and convey the paper products. In the conveying process of the paper products, the edges of the paper products are gradually folded under the guidance of the guides 5, and the folding operation is completed.

[0024] Specifically, referring to Figure 2 , the adjusting assembly one 2 comprises two fixed frames 21 arranged at the bottom of the frame body 1; a bidirectional screw 22 rotatably penetrating through the two fixed frames 21 at both ends; two horizontal moving frames 23 respectively threadedly sleeved on the outer wall of the bidirectional screw 22 and slidingly penetrating through the frame body 1; and a lock plate 24 threadedly sleeved on the outer wall of the bidirectional screw 22 and used for fixing the bidirectional screw 22.

[0025] In the embodiment, when it is necessary to fold the edges of paper products of different widths, the bidirectional screw 22 is rotated. Since the screw rotation directions of the two ends of the bidirectional screw 22 are opposite, the two horizontal moving frames 23 are driven by the bidirectional screw 22 to slide towards or away from each other along the slide rod 7, thereby driving the guides 5 fixed on the horizontal moving frames 23 to move and adjusting the spacing between the two guides 5 to adapt to paper products of different widths. After the adjustment is completed, the lock plate 24 threadedly sleeved on the outer wall of the bidirectional screw 22 is used for fixing the bidirectional screw 22 to prevent it from rotating during work.

[0026] Specifically, referring to Figure 1 , two slide grooves 6 are formed in the frame body 1, and two slide rods 7 are arranged in the slide grooves 6 and slidingly penetrate through the horizontal moving frames 23.

[0027] In the embodiment, the slide rod 7 in the slide groove 6 penetrates through the horizontal moving frame 23 to guide the moving horizontal moving frame 23.

[0028] Specifically, referring to Figure 2The adjusting assembly two 4 comprises two support plates 41 arranged on two sides of the two conveyors 3 respectively, the lower support plate 41 is slid through the horizontal moving frame 23, the adjusting screw 42 is rotatably arranged above the lower support plate 41 and is screwed through the upper support plate 41, and the fixing screw 43 is arranged on the outer wall of the upper support plate 41 and is used for fixing the adjusting screw 42.

[0029] In the embodiment, the interval between the two conveyors 3 needs to be adjusted for paper products with different thicknesses. The adjusting screw 42 is rotated, the upper support plate 41 is moved up and down relative to the lower support plate 41 under the action of the adjusting screw 42 because the adjusting screw 42 is screwed through the upper support plate 41, thereby moving the upper conveyor 3, adjusting the interval between the two conveyors 3, and realizing the clamping and conveying of paper products with different thicknesses. After the adjustment is completed, the adjusting screw 42 is fixed by the fixing screw 43 to prevent it from rotating during the working process.

[0030] Specifically, referring to Figure 3 The guide 5 comprises the fixed plate 51 arranged on the top of the horizontal moving frame 23, and the guide frame 52 arranged on the top of the fixed plate 51, wherein one end of the guide frame 52 is in a threaded plate structure and the other end is in a flat plate structure.

[0031] In the embodiment, the paper product to be flanged is placed between the two conveyors 3, and the conveyor 3 is started to clamp and convey the paper product. During the conveying of the paper product, the edge of the paper product passes through the guide frame 52 of the guide 5, and because one end of the guide frame 52 is in a threaded plate structure and the other end is in a flat plate structure, the edge of the paper product is gradually folded under the action of the guide frame 52 when the paper product passes through, and the flanging operation is completed.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An automatic taping device for paper product packaging, characterized by, The utility model provides a paper product folding and conveying device, which comprises a frame (1), an adjusting assembly (2) arranged at the bottom of the frame (1) and penetrating through the frame (1), two conveyors (3), a lower conveyor (3) arranged at the top of the frame (1) and an upper conveyor (3) arranged above the lower conveyor (3), two adjusting assemblies (4) arranged between the two conveyors (3), the adjusting assembly (4) slidingly penetrating through the adjusting assembly (2), the two conveyors (3) being used for clamping and conveying paper products, the adjusting assembly (4) being used for adjusting the distance between the two conveyors (3) so as to clamp and convey paper products with different thicknesses, a guide (5) arranged at the top of the adjusting assembly (2) and located on both sides of the conveyor (3), the adjusting assembly (2) being used for adjusting the distance between the two guides (5) so as to adapt to paper products with different widths, and the guide (5) being used for folding the edges of the paper products. The adjusting assembly (2) comprises two fixing frames (21) arranged at the bottom of the frame (1), a bidirectional screw rod (22) rotatably penetrating through the two fixing frames (21) at both ends, two horizontal moving frames (23) threadedly sleeved on the outer wall of the bidirectional screw rod (22) and slidingly penetrating through the frame (1), and a locking plate (24) threadedly sleeved on the outer wall of the bidirectional screw rod (22) and used for fixing the bidirectional screw rod (22). The frame (1) is provided with two sliding grooves (6), and the sliding grooves (6) are internally provided with two sliding rods (7) slidingly penetrating through the horizontal moving frames (23). The adjusting assembly (4) comprises two support plates (41) arranged on both sides of the two conveyors (3), the lower support plate (41) slidingly penetrating through the horizontal moving frame (23), an adjusting screw rod (42) rotatably arranged above the lower support plate (41) and threadedly penetrating through the upper support plate (41), and a fixing screw rod (43) arranged on the outer wall of the upper support plate (41) and used for fixing the adjusting screw rod (42).

2. The automatic taping device for paper product packaging according to claim 1, characterized in that, The guide (5) comprises a fixing plate (51) arranged at the top of the horizontal moving frame (23), and a guide frame (52) arranged at the top of the fixing plate (51), wherein one end of the guide frame (52) is in the form of a threaded plate, and the other end is in the form of a flat plate.

3. The automatic taping device for paper product packaging according to claim 2, characterized in that, ​ 4. The automatic taping device for paper product packaging according to claim 2, characterized in that, ​ 5. The automatic taping device for paper product packaging according to claim 2, wherein ​