A flattening device for corrugated paper packaging box production

By combining a gear and rack structure with a cylinder assembly, the system achieves efficient flattening and automatic collection of corrugated cartons, solving the problems of uneven flattening and inconvenient removal in existing equipment, and improving production efficiency and safety.

CN224360801UActive Publication Date: 2026-06-16CHANGZHOU HONGYE PACKAGE MATERIAL

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGZHOU HONGYE PACKAGE MATERIAL
Filing Date
2025-06-05
Publication Date
2026-06-16

AI Technical Summary

Technical Problem

Existing corrugated cardboard box production equipment cannot effectively align corrugated cardboard during the flattening process, making it difficult to remove after flattening, which affects neatness and efficiency.

Method used

A flattening device with a gear and rack structure was designed. The motor drives the rotating rod to move the rack plate to flatten and collect the carton. The stability is improved by combining a cylinder assembly and a guide rod. The top rod assembly automatically pushes the carton into the collection assembly for rapid collection.

Benefits of technology

It achieves efficient flattening and automatic collection of corrugated cardboard boxes, improving operational safety and work efficiency, and simplifying the operation process.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224360801U_ABST
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Abstract

The utility model relates to carton flattening processing technical field, especially a kind of flattening equipment for corrugated paper packaging box production, solve the shortcoming of carton flattening processing in prior art, including base, base side is provided with machine case, machine case side is provided with pressing plate subassembly, base side is fixedly connected with motor, motor side is provided with rotating rod, rotating rod surface is fixedly connected with gear, base surface is provided with a pair of sliding slot, the sliding slot symmetrical distribution is in gear both sides and inside slidingly connected with rack plate, gear is engaged with rack plate, rack plate side is fixedly connected with pressing plate two, paperboard is placed between pressing plate two, machine case side is provided with ejection subassembly, base side is provided with collection subassembly, the utility model, with practicality is strong and the characteristics that flattening processing collection efficiency is high.
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Description

Technical Field

[0001] This utility model relates to the field of cardboard box flattening processing technology, specifically a flattening device for corrugated cardboard packaging box production. Background Technology

[0002] Corrugated cardboard boxes are produced by cutting and folding corrugated cardboard. Corrugated cardboard is made by bonding at least one layer of corrugated paper and one layer of linerboard (also called boxboard). After bonding, it needs to be flattened using a flattening machine to prevent deformation due to drying shrinkage. In the current production process, it is inconvenient to align the corrugated cardboard, which affects the flattening neatness. After flattening, it is also inconvenient to handle, which brings certain adverse effects to people's use. It needs to be improved.

[0003] In the existing patent publication number CN217073532U, a flattening device for corrugated cardboard packaging box production is disclosed, including a workbench. A base is provided on the lower outer surface of the workbench. A pressing groove is provided in the middle of the upper inner surface of the workbench. An adjustment mechanism is provided on one side of the outer surface of the pressing groove. A support frame is provided on the upper outer surface of the workbench. A flattening mechanism is provided in the middle of the lower outer surface of the support frame. The flattening mechanism includes a lifting groove, a motor, a lead screw, a T-shaped guide rod, a first threaded groove, a connecting column, and a pressure plate. All four sets of lifting grooves are opened on the upper inner surface of the support frame. The motor is located in the middle of the upper outer surface of the support frame. This device is convenient for limiting the corrugated cardboard and improving the flattening uniformity, but it cannot be removed in time after flattening and requires workers to handle it, so the efficiency is generally low.

[0004] Therefore, it is necessary to design a flattening device for corrugated cardboard packaging box production that is highly practical and has high efficiency in flattening and collecting materials. Utility Model Content

[0005] The purpose of this utility model is to provide a flattening device for corrugated cardboard packaging box production, so as to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a flattening device for corrugated cardboard packaging box production, comprising a base, a housing on one side of the base, a pressure plate assembly on one side of the housing, a motor fixedly connected to one side of the base, a rotating rod on one side of the motor, a gear fixedly connected to the surface of the rotating rod, a pair of sliding grooves on the surface of the base, the sliding grooves being symmetrically distributed on both sides of the gear and slidably connected to a rack plate inside, the gear meshing with the rack plate, a second pressure plate fixedly connected to one side of the rack plate, cardboard placed between the second pressure plates, an ejection assembly on one side of the housing, and a collection assembly on one side of the base.

[0007] According to the above technical solution, the pressure plate assembly includes a cylinder assembly, a pressure plate is provided on one side of the cylinder assembly, a pair of guide rods are provided on one side of the pressure plate, the guide rods are slidably connected to the inside of the housing, and anti-detachment components are provided on the surface of the guide rods.

[0008] According to the above technical solution, the ejection assembly includes a second cylinder assembly, and a push rod is provided on one side of the second cylinder assembly.

[0009] According to the above technical solution, the collection component includes a slot, the slot is disposed on one side surface of the chassis, the base surface is provided with an inclined sliding groove, and a collection element is disposed on one side of the base.

[0010] Compared with the prior art, the beneficial effects achieved by this utility model are:

[0011] (1) By setting a toothed assembly, the carton is placed between two pressure plates. The motor is started and the motor drives the rotating rod to rotate. Then the gear fixed on the surface of the rotating rod follows the rotation, which drives the meshing rack plates on both sides to move. The rack plates move in opposite directions, so that the top rods fixed on one side of the rack plates move closer or further away from each other. At this time, the carton is fixed closer to each other. Then the pressure plate assembly flattens it. The pressure plate assembly is slightly raised and the height is matched with the top rod assembly. The top rod assembly pushes it into the collection assembly. This device can quickly flatten the carton and collect it. The staff only needs to place the carton on the pressure plate. It has a high safety factor, high work efficiency and simple operation.

[0012] (2) By setting up a collection component, the carton is pushed to the inclined slide by the top plate component, passes through the hole slot, and falls into the collection component to complete the collection. Attached Figure Description

[0013] Figure 1 This is a three-dimensional structural schematic diagram of the present invention;

[0014] Figure 2 This is a schematic diagram of the top plate assembly of this utility model;

[0015] Figure 3 This is a schematic diagram of the gear rack plate of this utility model;

[0016] In the diagram: 1. Base; 2. Chassis; 3. Collector; 4. Inclined slide; 5. Cylinder assembly one; 6. Pressure plate one; 7. Guide rod; 8. Anti-detachment component; 9. Carton; 10. Cylinder assembly two; 11. Top rod; 12. Slide; 13. Rack plate; 14. Motor; 15. Rotating rod; 16. Gear; 17. Hole and slot; 18. Pressure plate two. 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] Please see Figure 1-3 This utility model provides a technical solution: a flattening device for corrugated cardboard packaging box production, including a base 1, a machine box 2 is provided on one side of the base 1, a pressure plate assembly is provided on one side of the machine box 2, a motor 14 is fixedly connected to one side of the base 1, a rotating rod 15 is provided on one side of the motor 14, a gear 16 is fixedly connected to the surface of the rotating rod 15, a pair of sliding grooves 12 are provided on the surface of the base 1, the sliding grooves 12 are symmetrically distributed on both sides of the gear 16 and a rack plate 13 is slidably connected inside, the gear 16 and the rack plate 13 are meshed and connected, a second pressure plate 18 is fixedly connected to one side of the rack plate 13, a cardboard box 9 is placed between the second pressure plates 18, an ejection assembly is provided on one side of the machine box 2, and a collection assembly is provided on one side of the base 1.

[0019] Specifically, the cardboard box 9 is placed between two pressure plates 18, and the motor 14 is started. The motor 14 drives the rotating rod 15 to rotate, and then the gear 16 fixed on the surface of the rotating rod 15 rotates accordingly, causing the meshing rack plates 13 on both sides to move. The rack plates 13 move in opposite directions, causing the top rods fixed on one side of the rack plates 13 to move closer or further away from each other. At this time, the cardboard box 9 is moved closer to each other to fix it. Then, it is flattened by the pressure plate assembly. The pressure plate assembly is slightly raised to match the height of the top rod assembly, and the top rod assembly pushes it into the collection assembly. This device can quickly flatten the cardboard box 9 and collect it. The staff only needs to place the cardboard box 9 on the pressure plate 18. It has a high safety factor, high work efficiency, and is easy to operate.

[0020] The pressure plate assembly includes a cylinder assembly 5, a pressure plate 6 is provided on one side of the cylinder assembly 5, and a pair of guide rods 7 are provided on one side of the pressure plate 6. The guide rods 7 are slidably connected to the inside of the housing 2, and anti-detachment parts 8 are provided on the surface of the guide rods 7.

[0021] Specifically, cylinder assembly 5 controls the pressure plate 6 to press down and flatten the carton 9. Guide rod 7 assists the operation of cylinder assembly, increases the stability of the pressure plate 6, and anti-detachment component 8 prevents the pressure plate from falling off due to malfunction.

[0022] The ejection assembly includes a cylinder assembly 2 10, and a push rod 11 is provided on one side of the cylinder assembly 2 10.

[0023] Specifically, cylinder assembly 2 10 pushes the cardboard box 9 into the collection assembly via push rod 11, avoiding manual removal and placement by staff and saving time.

[0024] The collection component includes a slot 17, which is provided on one side surface of the chassis 2. The surface of the base 1 is provided with an inclined sliding groove 4, and a collection component 3 is provided on one side of the base 1.

[0025] Specifically, the cardboard box 9 is pushed by the top plate assembly to the inclined slide 4, passes through the slot 17, and falls into the collector 3 to complete the collection.

[0026] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A flattening device for producing corrugated cardboard packaging boxes, comprising a base (1), characterized in that: A housing (2) is provided on one side of the base (1), a pressure plate assembly is provided on one side of the housing (2), a motor (14) is fixedly connected to one side of the base (1), a rotating rod (15) is provided on one side of the motor (14), a gear (16) is fixedly connected to the surface of the rotating rod (15), a pair of sliding grooves (12) are provided on the surface of the base (1), the sliding grooves (12) are symmetrically distributed on both sides of the gear (16) and a rack plate (13) is slidably connected inside, the gear (16) and the rack plate (13) are meshed, a second pressure plate (18) is fixedly connected to one side of the rack plate (13), a cardboard box (9) is placed between the second pressure plates (18), an ejection assembly is provided on one side of the housing (2), and a collection assembly is provided on one side of the base (1).

2. The flattening equipment for corrugated cardboard packaging box production according to claim 1, characterized in that: The pressure plate assembly includes a cylinder assembly (5), a pressure plate (6) is provided on one side of the cylinder assembly (5), a pair of guide rods (7) are provided on one side of the pressure plate (6), the guide rods (7) are slidably connected to the inside of the housing (2), and an anti-detachment component (8) is provided on the surface of the guide rods (7).

3. The flattening equipment for corrugated cardboard packaging box production according to claim 1, characterized in that: The ejection assembly includes a second cylinder assembly (10), and a push rod (11) is provided on one side of the second cylinder assembly (10).

4. The flattening equipment for corrugated cardboard packaging box production according to claim 1, characterized in that: The collecting component includes a slot (17) which is provided on one side surface of the chassis (2), and a sloping groove (4) is provided on the surface of the base (1), and a collecting element (3) is provided on one side of the base (1).