Corrugated carton anti-warping type grooving and angle cutting machine

By employing a fixing mechanism and limiting components in the anti-warping slotting and corner cutting machine for corrugated cardboard boxes, and using a motor-driven conveyor belt and cylinder to fix the cardboard, the problem of warping edges during slotting and corner cutting of corrugated cardboard is solved, achieving a highly efficient anti-warping effect and reducing the scrap rate.

CN224256184UActive Publication Date: 2026-05-19CHONGQING NANCHUAN DISTRICTJIN PAPER CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHONGQING NANCHUAN DISTRICTJIN PAPER CO LTD
Filing Date
2025-06-18
Publication Date
2026-05-19

AI Technical Summary

Technical Problem

In the existing technology, corrugated cardboard is prone to edge curling and delamination during slotting and corner cutting, which increases the scrap rate.

Method used

A corrugated cardboard box anti-warping slotting and corner cutting machine was designed. It adopts a fixing mechanism and a limiting component, and fixes the cardboard through a motor-driven conveyor belt and cylinder to prevent warping.

Benefits of technology

It effectively prevents corrugated cardboard from warping during the corner cutting process, reducing scrap rate and improving production efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224256184U_ABST
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Abstract

The utility model relates to the technical field of corrugated board grooving and corner cutting, in particular to a corrugated carton anti-warping grooving and corner cutting machine which comprises a bottom plate, a cutter, a fixing mechanism, a mounting frame and four limiting assemblies, an opening is formed in the surface of the bottom plate, the cutter is arranged on one side of the bottom plate and penetrates through the opening, the fixing mechanism is arranged on one side of the cutter, and the mounting frame is arranged on the bottom plate. The mounting frame is fixedly connected with the bottom plate and located on one side of the bottom plate, the four limiting assemblies are oppositely arranged on the two sides of the cutter, each limiting assembly comprises a fixing plate, two rotating shafts and a conveying belt, the limiting assemblies are fixedly arranged on one side of the cutter, the two rotating shafts are rotationally connected with the fixing plate and located on the two sides of the fixing plate, and the conveying belts wrap the surfaces of the rotating shafts; through the arrangement of the structure, the problems that in the prior art, when a corrugated board is grooved and chamfered, edge warping is likely to occur, so that the corrugated board is layered, and the rejection rate of the corrugated board is affected are solved.
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Description

Technical Field

[0001] This utility model relates to the field of corrugated cardboard slotting and corner cutting technology, and in particular to a corrugated carton anti-warping slotting and corner cutting machine. Background Technology

[0002] In the production process of corrugated cardboard boxes, slotting and corner cutting is one of the important processes, the purpose of which is to enable the corrugated cardboard to be folded and shaped according to the design requirements.

[0003] In the prior art, patent document with publication number (CN222661910U) mentions an easy-to-operate corrugated cardboard slotting and corner cutting mechanism, including an operating table. The operating table is equipped with a cutting mechanism, a marking mechanism, and an adjustment mechanism. The adjustment mechanism includes a guide rail and an adjustment box. The guide rail is installed on one side of the operating table. The adjustment box has a sliding groove and an adjustment slot. An electric slider is provided on the sliding groove. An adjustment plate is provided on the adjustment slot. A lifting slot is provided on the adjustment plate. This prior art reduces manual intervention and improves work efficiency. Especially in continuous operation, it can quickly complete a series of actions from placement and clamping to slotting, reducing the operation cycle time. By electrically controlling the rotation of the clamping disc, precise positioning of the corrugated cardboard at any angle is achieved. The processing of corrugated cardboard of different specifications and needs becomes more flexible and efficient, thus facilitating slotting and corner cutting operations at any angle.

[0004] However, the aforementioned existing technology is prone to edge warping and delamination of corrugated cardboard when slotting and cutting corners, which affects the scrap rate of corrugated cardboard. Utility Model Content

[0005] The purpose of this utility model is to provide a corrugated cardboard anti-warping slotting and corner cutting machine, which solves the problem in the prior art that warping can easily occur when slotting and cutting the corners of corrugated cardboard, causing the corrugated cardboard to delaminate and affecting the scrap rate of the corrugated cardboard.

[0006] To achieve the above objectives, this utility model provides a corrugated cardboard box anti-warping slotting and corner cutting machine, including a base plate, a cutter, a fixing mechanism, a mounting frame, and four limiting components. The surface of the base plate is provided with an opening. The cutter is disposed on one side of the base plate and passes through the opening. The fixing mechanism is disposed on one side of the cutter. The mounting frame is fixedly connected to the base plate and located on one side of the base plate. The four limiting components are disposed opposite to each other on both sides of the cutter. Each limiting component includes a fixing plate, two rotating shafts, and a conveyor belt. The fixing plate is fixedly disposed on one side of the cutter. The two rotating shafts are rotatably connected to the fixing plate and located on both sides of the fixing plate. The conveyor belt covers the surface of the rotating shafts.

[0007] The fixing mechanism includes a movable frame, a sliding rail, a first lead screw, a movable plate, a fixed wheel, and a rotating wheel. The movable frame is disposed on the surface of the base plate. The sliding rail is fixedly connected to the movable frame and located on one side of the movable frame. The first lead screw is rotatably connected to the sliding rail and located inside the sliding rail. The movable plate is threadedly connected to the first lead screw and located above the movable frame. The rotating wheel is rotatably connected to the movable frame and located above the movable frame. The fixed wheel is disposed above the rotating wheel.

[0008] The fixing mechanism further includes a fixing shaft, one end of which is fixedly connected to the rotating wheel, and the other end of which is rotatably connected to the moving frame.

[0009] The fixing mechanism further includes a moving component, a fixed rail, a second lead screw, and a moving block. The fixed rail is fixedly connected to the base plate and located above the base plate. The second lead screw is rotatably connected to the fixed rail and located above the fixed rail. The moving block is threadedly connected to the second lead screw and located inside the fixed rail. The moving component is disposed on one side of the moving frame.

[0010] The movable component includes a connecting plate, one end of which is fixedly connected to the sliding rail, and the other end of which passes through the movable block.

[0011] This utility model discloses a corrugated cardboard box anti-warping slotting and corner cutting machine. The base plate has an opening on its surface. A cutter is positioned on one side of the base plate and passes through the opening. A fixing mechanism is positioned on one side of the cutter. A mounting frame is fixedly connected to the base plate and located on one side of the base plate. Four limiting components are arranged opposite to each other on both sides of the cutter. Two rotating shafts are rotatably connected to the fixing plate and located on both sides of the fixing plate. A conveyor belt covers the surface of the rotating shafts. A first motor is positioned below the base plate, and its output end is fixedly connected to the cutter. A first cylinder is positioned above the mounting frame, and its output end is fixedly connected to the corresponding fixing plate. The fixing mechanism fixes the cardboard and pushes it to one side of the cutter. The first cylinder pushes the two mounting plates, fixing the cardboard between the four conveyor belts. As the cardboard moves, the cutter cuts the cardboard, and the conveyor belts rotate accordingly, limiting the position of the cardboard and preventing warping. Attached Figure Description

[0012] 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.

[0013] Figure 1 This is a structural schematic diagram of the anti-warping slotting and corner cutting machine for corrugated cardboard boxes, a utility model.

[0014] Figure 2 This is the utility model Figure 1 A schematic diagram of the structure at point A.

[0015] Figure 3 This is a top view of the anti-warping slotting and corner cutting machine for corrugated cardboard boxes, a utility model.

[0016] Figure 4 This is the utility model Figure 3 BB line section view.

[0017] 1-Base plate, 2-Cutter, 3-Mounting bracket, 4-Fixed plate, 5-Rotating shaft, 6-Conveyor belt, 7-Moving frame, 8-Sliding rail, 9-First lead screw, 10-Moving plate, 11-Fixed wheel, 12-Fixed shaft, 13-Rotating wheel, 14-Fixed rail, 15-Second lead screw, 16-Moving block, 17-Connecting plate, 18-First motor, 19-Second motor, 20-Third motor, 21-Fourth motor, 22-First cylinder, 23-Second cylinder. Detailed Implementation

[0018] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0019] Please see Figures 1-4 ,in, Figure 1 This is a structural schematic diagram of the anti-warping slotting and corner cutting machine for corrugated cardboard boxes, a utility model. Figure 2 This is the utility model Figure 1 A schematic diagram of the structure at point A. Figure 3 This is a top view of the anti-warping slotting and corner cutting machine for corrugated cardboard boxes, a utility model. Figure 4 This is the utility model Figure 3 BB line section view.

[0020] This utility model provides a corrugated cardboard anti-warping slotting and corner cutting machine, including a base plate 1, a cutter 2, a fixing mechanism, a mounting frame 3, and four limiting components. Each limiting component includes a fixing plate 4, two rotating shafts 5, and a conveyor belt 6. The fixing mechanism includes a moving frame 7, a sliding rail 8, a first lead screw 9, a moving plate 10, a fixed wheel 11, a fixed shaft 12, a rotating wheel 13, a moving component, a fixed rail 14, a second lead screw 15, and a moving block 16. The moving component includes a connecting plate 17. The aforementioned solution solves the problem in the prior art where warping easily occurs during slotting and corner cutting of corrugated cardboard, leading to delamination of the corrugated cardboard and affecting the scrap rate of the corrugated cardboard.

[0021] In this specific embodiment, the surface of the base plate 1 is provided with an opening, the cutter 2 is disposed on one side of the base plate 1 and passes through the opening, the fixing mechanism is disposed on one side of the cutter 2, the mounting bracket 3 is fixedly connected to the base plate 1 and located on one side of the base plate 1, four limiting components are disposed opposite to each other on both sides of the cutter 2, the fixing mechanism is fixedly disposed on one side of the cutter 2, two rotating shafts 5 are rotatably connected to the fixing plate 4 and located on both sides of the fixing plate 4, the conveyor belt 6 covers the surface of the rotating shafts 5, and the base plate... A first motor 18 is provided below the mounting bracket 1, and the output end of the first motor 18 is fixedly connected to the cutter 2. A first cylinder 22 is provided above the mounting bracket 3, and the output end of the first cylinder 22 is fixedly connected to the corresponding fixing plate 4. The fixing mechanism fixes the cardboard and pushes the cardboard to one side of the cutter 2. The first cylinder 22 pushes the two mounting plates to fix the cardboard between the four conveyor belts 6. When the cardboard moves, the cutter 2 cuts the cardboard, and at the same time, the conveyor belts 6 rotate accordingly to limit the position of the cardboard and prevent the cardboard from curling up.

[0022] The movable frame 7 is disposed on the surface of the base plate 1. The sliding rail 8 is fixedly connected to the movable frame 7 and located on one side of the movable frame 7. The first lead screw 9 is rotatably connected to the sliding rail 8 and located inside the sliding rail. The movable plate 10 is threadedly connected to the first lead screw 9 and located above the movable frame 7. The rotating wheel 13 is rotatably connected to the movable frame 7 and located above the movable frame 7. The fixed wheel 11 is disposed above the rotating wheel 13. A second motor 19 is disposed above the sliding rail 8. The output end of the second motor 19 is fixedly connected to the lead screw. The second motor 19 drives the first lead screw 9 to rotate. Under the constraint of the sliding rail 8, the movable plate 10 moves accordingly, so that the fixed wheel 11 and the rotating wheel 13 fix the cardboard. A third motor 20 is disposed above the movable plate 10. The output end of the third motor 20 is fixedly connected to the fixed wheel 11. The third motor 20 drives the fixed plate 4 to rotate, so that the cardboard and the rotating wheel 13 rotate accordingly.

[0023] Secondly, one end of the fixed shaft 12 is fixedly connected to the rotating wheel 13, and the other end of the fixed shaft 12 is rotatably connected to the movable frame 7. The fixed shaft 12 fixes the position of the movable plate 10, thereby improving stability.

[0024] Secondly, the fixed rail 14 is fixedly connected to the base plate 1 and located above the base plate 1. The second lead screw 15 is rotatably connected to the fixed rail 14 and located above the fixed rail 14. The moving block 16 is threadedly connected to the second lead screw 15 and located inside the fixed rail 14. The moving component is located on one side of the moving frame 7. A fourth motor 21 is provided on one side of the fixed rail 14. The output end of the fourth motor 21 is fixedly connected to the second lead screw 15. The fourth motor 21 drives the second lead screw 15 to rotate, causing the moving block 16 to rotate accordingly, thereby moving the moving frame 7 and causing the cardboard to move accordingly.

[0025] In addition, one end of the connecting plate 17 is fixedly connected to the sliding rail 8, and the other end of the connecting plate 17 passes through the moving block 16. A second cylinder 23 is provided on one side of the moving block 16. The output end of the second cylinder 23 is fixedly connected to the connecting rod. The second cylinder 23 pushes the connecting plate 17, so that the moving frame 7 drives the cardboard to move and adjusts the distance between the cardboard and the cutter 2.

[0026] When using this utility model, the second motor 19 drives the first lead screw 9 to rotate. Under the restriction of the sliding rail 8, the moving plate 10 moves accordingly, so that the fixed wheel 11 and the rotating wheel 13 fix the cardboard. The third motor 20 drives the fixed plate 4 to rotate, so that the cardboard and the rotating wheel 13 rotate accordingly. The fixing mechanism fixes the cardboard and pushes the cardboard to one side of the cutter 2. The first cylinder 22 pushes the two mounting plates to fix the cardboard between the four conveyor belts 6. The second cylinder 23 pushes the connecting plate 17, so that the moving frame 7 moves the cardboard and adjusts the distance between the cardboard and the cutter 2. The cutter 2 cuts the cardboard, and at the same time, the conveyor belts 6 rotate accordingly to restrict the position of the cardboard and prevent the cardboard from curling up.

[0027] The above-disclosed embodiments are merely one or more preferred embodiments of this application and should not be construed as limiting the scope of this application. Those skilled in the art can understand that all or part of the processes for implementing the above embodiments and equivalent changes made in accordance with the claims of this application still fall within the scope of this application.

Claims

1. A corrugated cardboard box anti-warping slotting and corner cutting machine, comprising a base plate, characterized in that, It also includes a cutter, a fixing mechanism, a mounting bracket, and four limiting components. The surface of the base plate is provided with an opening. The cutter is disposed on one side of the base plate and passes through the opening. The fixing mechanism is disposed on one side of the cutter. The mounting bracket is fixedly connected to the base plate and is located on one side of the base plate. The four limiting components are disposed opposite to each other on both sides of the cutter. Each of the limiting components includes a fixed plate, two rotating shafts, and a conveyor belt. The fixed plate is fixedly disposed on one side of the cutter. The two rotating shafts are rotatably connected to the fixed plate and located on both sides of the fixed plate. The conveyor belt covers the surface of the rotating shafts.

2. The anti-warping slotting and corner cutting machine for corrugated cardboard boxes as described in claim 1, characterized in that, The fixing mechanism includes a movable frame, a sliding rail, a first lead screw, a movable plate, a fixed wheel, and a rotating wheel. The movable frame is disposed on the surface of the base plate. The sliding rail is fixedly connected to the movable frame and located on one side of the movable frame. The first lead screw is rotatably connected to the sliding rail and located inside the sliding rail. The movable plate is threadedly connected to the first lead screw and located above the movable frame. The rotating wheel is rotatably connected to the movable frame and located above the movable frame. The fixed wheel is disposed above the rotating wheel.

3. The anti-warping slotting and corner cutting machine for corrugated cardboard boxes as described in claim 2, characterized in that, The fixing mechanism further includes a fixing shaft, one end of which is fixedly connected to the rotating wheel, and the other end of which is rotatably connected to the movable frame.

4. The anti-warping slotting and corner cutting machine for corrugated cardboard boxes as described in claim 3, characterized in that, The fixing mechanism further includes a moving component, a fixed rail, a second lead screw, and a moving block. The fixed rail is fixedly connected to the base plate and located above the base plate. The second lead screw is rotatably connected to the fixed rail and located above the fixed rail. The moving block is threadedly connected to the second lead screw and located inside the fixed rail. The moving component is disposed on one side of the moving frame.

5. The anti-warping slotting and corner cutting machine for corrugated cardboard boxes as described in claim 4, characterized in that, The moving component includes a connecting plate, one end of which is fixedly connected to the sliding rail, and the other end of which passes through the moving block.