Flattening and feeding device for corrugated cartons

By designing a corrugated cardboard box flattening and feeding device, using a screw rod and support structure and a driving cylinder, the problem of inconsistent corrugated cardboard boxes in size is solved, effective flattening of different cardboard boxes is achieved, carton wear is avoided, and the application range of the flattening machine is expanded.

CN223355073UActive Publication Date: 2025-09-19SHANDONG POXI PAPER PROD CO LTD
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Patent Information

Application Number
CN202422845260.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-21
Publication Date
2025-09-19
Estimated Expiration
2034-11-21

AI Technical Summary

Technical Problem

In the existing corrugated box production process, the sizes of the boxes are inconsistent, resulting in some boxes being unable to be completely flattened, and the existing flattening machines can only process boxes of specified sizes.

Method used

A corrugated cardboard box flattening and feeding device is designed. By opening a through groove at the bottom of the workboard, the screw rod and support structure are used to realize the movement of the flattening plate. Combined with the driving cylinder and reinforcement bolts, it can adapt to cartons of different sizes and ensure the flattening effect.

Benefits of technology

The invention realizes the effective flattening of corrugated paper boxes of inconsistent sizes, avoids the wear of the top surface of the paper boxes, and improves the application range of the flattening machine.

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Abstract

The utility model discloses a corrugated carton flattening feeding device which comprises a working bottom plate, a working frame is fixed to the side face of the working bottom plate, the overall width of the working frame is larger than that of the working bottom plate, sliding grooves are formed in the two ends of the inner wall of the working frame, fixed rods are fixed to the inner walls of the sliding grooves, and the fixed rods are connected with the working bottom plate. The fixing rod is sleeved with a working plate, a penetrating groove is formed in the bottom of the working plate, two clamping blocks are fixed to one end of the top of the working plate, a lead screw is rotationally connected between the two clamping blocks, a driving part is fixed to the other end of the lead screw, the lead screw is sleeved with a supporting column, and the supporting column penetrates through the penetrating groove to the bottom side of the working plate. A pressing plate is fixed to the bottom of the supporting column, a penetrating groove is formed in the bottom of the working plate, then a driving piece is started, a lead screw is promoted to rotate between the two clamping blocks, the supporting column is driven to move left and right, and then the pressing plate at the bottom of the supporting column can conduct pressing treatment on corrugated cartons different in size.
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Description

Technical Field

[0001] The utility model relates to the technical field of corrugated paper boxes, in particular to a flattening and feeding device for corrugated paper boxes. Background Art

[0002] Corrugated boxes are packaging containers made of corrugated cardboard with a hollow structure through molding. They have a wide range of applications, including almost all daily consumer goods, such as fruits and vegetables, processed foods, needle and cotton fabrics, glass and ceramics, cosmetics, pharmaceuticals and other items, as well as bicycles, home appliances, fine furniture, etc.

[0003] In the prior art, after the corrugated boxes are produced, their surfaces will be wrinkled and uneven, so the corrugated boxes need to be flattened. However, the sizes of the corrugated boxes currently produced are inconsistent, and the current flattening machines can only flatten corrugated boxes of a specified size, resulting in some corrugated boxes being unable to be completely flattened. Utility Model Content

[0004] The purpose of the utility model is to provide a flattening and feeding device for corrugated paper boxes to solve the problem that the sizes of the corrugated paper boxes currently produced are inconsistent, and the current flattening machines can only flatten corrugated paper boxes of a specified size, resulting in some corrugated paper boxes being unable to be completely flattened.

[0005] To achieve the above-mentioned purpose, a flattening and feeding device for corrugated cardboard boxes is provided, including a working base plate, a working frame is fixed to the side of the working base plate, the overall width of the working frame is larger than the width of the working base plate, and sliding grooves are provided at both ends of the inner wall of the working frame, a fixed rod is fixed to the inner wall of the sliding groove, a work board is sleeved on the outside of the fixed rod, a through groove is provided at the bottom of the work board, two blocks are fixed at one end of the top of the work board, a screw rod is rotatably connected between the two blocks, a driving part is fixed to the other end of the screw rod, a pillar is sleeved on the outside of the screw rod, the pillar passes through the through groove to the bottom side of the work board, and a pressing plate is fixed to the bottom of the pillar.

[0006] According to the flattening and feeding device for corrugated paper boxes, the work board is slidably connected to the chute, and a driving cylinder is fixed to the top of the support.

[0007] According to the flattening and feeding device for corrugated cardboard boxes, a panel is fixed on the top of the working base plate, a plurality of through holes are opened on the side of the panel, two arched base plates are arranged between the through holes on both sides, threaded holes consistent with the through holes are opened on the side of the arched base plate, and reinforcing bolts are threadedly connected to the inner walls of the threaded holes.

[0008] According to the flattening and feeding device for corrugated paper boxes, stabilizing blocks are fixed around the bottom of the working base plate, and a plurality of the stabilizing blocks are arranged in a trapezoidal shape.

[0009] According to the flattening and feeding device for corrugated paper boxes, the sides of the flattening plate are all provided with rounded corners.

[0010] According to the flattening and feeding device for a corrugated paper box, the overall length of the panel is consistent with the overall length of the screw rod.

[0011] Compared with the prior art, the beneficial effects of the present invention are as follows: a through groove is opened at the bottom of the work plate, and then the driving part is started to cause the screw to rotate between the two blocks, driving the pillar to move left and right, and then the pressing plate at the bottom of the pillar can flatten corrugated cardboard boxes of inconsistent sizes, and the driving cylinder is started to drive the work plate to move downward along the fixed rod on the inside of the slide groove, causing the pillar to move downward. When the pressing plate moves to the top surface of the corrugated cardboard box, the pressing plate can flatten the corrugated cardboard box, and by moving the arched bottom plate according to the width of the corrugated cardboard box, the two arched bottom plates are caused to contact the two side surfaces of the corrugated cardboard box, and then the reinforcing bolts are screwed in to cause the two arched bottom plates to become stable, thereby restricting the two sides of the corrugated cardboard box.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0014] Figure 1 This is an overall schematic diagram of a flattening and feeding device for corrugated paper boxes according to the present invention;

[0015] Figure 2 This is an enlarged schematic diagram of point A of a flattening and feeding device for a corrugated paper box according to the present invention;

[0016] Figure 3 This is a side view of a flattening and feeding device for corrugated paper boxes according to the present invention;

[0017] Figure 4 This is an enlarged schematic diagram of point B of a flattening and feeding device for a corrugated paper box according to the present invention;

[0018] Figure 5 This is a schematic diagram of an oblique upper side of a flattening and feeding device for a corrugated paper box according to the present invention.

[0019] In the figure: 1. Working base plate; 2. Working frame; 3. Slide groove; 4. Fixed rod; 5. Working plate; 6. Through groove; 7. Block; 8. Screw; 9. Driving part; 10. Support; 11. Pressing plate; 12. Driving cylinder; 13. Panel; 14. Through hole; 15. Arched base plate; 16. Reinforcement bolt; 17. Stabilizing block; 18. Rounded corner. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the utility model.

[0021] See also Figure 1-5 The utility model provides a technical solution: a flattening and feeding device for corrugated paper boxes, comprising a working base plate 1, a working frame 2 is fixed to the side of the working base plate 1, the overall width of the working frame 2 is larger than the width of the working base plate 1, a slide groove 3 is provided at both ends of the inner wall of the working frame 2, a fixed rod 4 is fixed to the inner wall of the slide groove 3, a work plate 5 is sleeved on the outside of the fixed rod 4, a through groove 6 is provided at the bottom of the work plate 5, two clamping blocks 7 are fixed at one end of the top of the work plate 5, a screw rod 8 is rotatably connected between the two clamping blocks 7, a driving member 9 is fixed to the other end of the screw rod 8, a pillar 10 is sleeved on the outside of the screw rod 8, the pillar 10 passes through the through groove 6 to the bottom side of the work plate 5, and a flattening Plate 11. In the prior art, after the corrugated cardboard boxes are produced, wrinkles and unevenness will appear on their surface, so the corrugated cardboard boxes need to be flattened. However, the sizes of the corrugated cardboard boxes currently produced are inconsistent, and the current flattening machines can only flatten corrugated cardboard boxes of a specified size, resulting in some corrugated cardboard boxes being unable to be completely flattened. To address this problem, a through groove 6 can be opened at the bottom of the work plate 5, and then the driving part 9 is started to cause the screw 8 to rotate between the two blocks 7, driving the pillar 10 to move left and right, and then the flattening plate 11 at the bottom of the pillar 10 can flatten the corrugated cardboard boxes of inconsistent sizes.

[0022] The work plate 5 is slidably connected to the slide 3, and a driving cylinder 12 is fixed to the top of the pillar 10. By starting the driving cylinder 12, the work plate 5 is driven to move downward along the fixed rod 4 inside the slide 3, prompting the pillar 10 to move downward. When the pressing plate 11 moves to the top surface of the corrugated cardboard box, the pressing plate 11 can flatten the corrugated cardboard box. A panel 13 is fixed to the top of the working bottom plate 1. A plurality of through holes 14 are opened on the side of the panel 13. Two arched bottom plates 15 are arranged between the through holes 14 on both sides. The side of the arched bottom plate 15 is provided with threaded holes consistent with the through holes 14. The inner wall of the threaded hole is threadedly connected with a reinforcing bolt 16. By moving the arched bottom plate 15 according to the width of the corrugated cardboard box, the two arched bottom plates 15 are prompted to contact the two sides of the corrugated cardboard box, and then the reinforcing bolts 16 are screwed in to make the two arched bottom plates 15 stable, thereby restricting the two sides of the corrugated cardboard box.

[0023] Stabilizing blocks 17 are fixed around the bottom of the working base plate 1, and multiple stabilizing blocks 17 are arranged in a trapezoidal shape. By setting the stabilizing blocks 17, the overall stability of the working base plate 1 is achieved. Rounded corners 18 are set around the sides of the pressing plate 11, so that when the pressing plate 11 contacts the top surface of the corrugated cardboard box, the top surface of the corrugated cardboard box is prevented from being worn when flattened. The overall length of the panel 13 is consistent with the overall length of the screw rod 8, thereby limiting the left and right movement distance of the pressing plate 11, so as to better flatten the top surface of the corrugated cardboard box.

[0024] Working principle: In order to better flatten the corrugated cardboard box, a through groove 6 can be opened at the bottom of the work plate 5, and then the driving part 9 is started first to prompt the screw rod 8 to rotate between the two blocks 7, driving the pillar 10 to move left and right, and then the flat plate 11 at the bottom of the pillar 10 can flatten the corrugated cardboard boxes of inconsistent sizes, and then start the driving cylinder 12, and then drive the work plate 5 to move downward along the fixed rod 4 on the inner side of the slide 3, prompting the pillar 10 to move downward. When the flat plate 11 moves to the top surface of the corrugated cardboard box, the flat plate 11 can flatten the corrugated cardboard box, and by moving the arched bottom plate 15 according to the width of the corrugated cardboard box, the two arched bottom plates 15 are prompted to contact the two sides of the corrugated cardboard box, and then the reinforcement bolts 16 are screwed in to prompt the two arched bottom plates 15 to be stable, thereby restricting the two sides of the corrugated cardboard box.

[0025] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A flattening and feeding device for corrugated paper boxes, comprising a working base plate (1), a working frame (2) being fixed to the side of the working base plate (1), the working frame (2) having an overall width greater than that of the working base plate (1), and characterized in that: Both ends of the inner wall of the working frame (2) are provided with a slide groove (3), a fixed rod (4) is fixed to the inner wall of the slide groove (3), a work plate (5) is sleeved on the outside of the fixed rod (4), a through groove (6) is provided at the bottom of the work plate (5), two clamping blocks (7) are fixed at one end of the top of the work plate (5), a screw rod (8) is rotatably connected between the two clamping blocks (7), a driving member (9) is fixed to the other end of the screw rod (8), a pillar (10) is sleeved on the outside of the screw rod (8), the pillar (10) passes through the through groove (6) to the bottom side of the work plate (5), and a pressing plate (11) is fixed at the bottom of the pillar (10).

2. A corrugated box flattening and feeding device according to claim 1, characterized in that: The work plate (5) is slidably connected to the slide groove (3), and a driving cylinder (12) is fixed on the top of the support (10).

3. The flattening and feeding device for corrugated paper boxes according to claim 1, characterized in that: A panel (13) is fixed on the top of the working base plate (1), and a plurality of through holes (14) are provided on the side of the panel (13). Two arched base plates (15) are provided between the through holes (14) on both sides, and threaded holes consistent with the through holes (14) are provided on the side of the arched base plate (15), and reinforcing bolts (16) are threadedly connected to the inner walls of the threaded holes.

4. The flattening and feeding device for corrugated paper boxes according to claim 1, characterized in that: Stabilizing blocks (17) are fixed around the bottom of the working base plate (1), and a plurality of the stabilizing blocks (17) are arranged in a trapezoidal shape.

5. The flattening and feeding device for corrugated paper boxes according to claim 1, characterized in that: The sides of the pressing plate (11) are all provided with rounded corners (18).

6. The flattening and feeding device for corrugated paper boxes according to claim 3, characterized in that: The overall length of the panel (13) is consistent with the overall length of the screw rod (8).