Paper box automatic forming and bottom sealing mechanism

By designing the automatic forming back cover mechanism of the carton, the problem of high operating cost of packaging boxes is solved, and efficient packaging of packaging boxes of different specifications is achieved, thereby reducing the overall packaging cost.

CN223115950UActive Publication Date: 2025-07-18CHANGZHOU SERIC PACKAGING MASCH CO LTD
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Patent Information

Application Number
CN202422340958.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-24
Publication Date
2025-07-18
Estimated Expiration
2034-09-24

AI Technical Summary

Technical Problem

The lack of special packaging machinery in the prior art is used for the conversion operation of packaging boxes, resulting in high cost and inability to meet the needs of efficient and low cost use.

Method used

A carton automatic forming back cover mechanism is designed, including a vertically arranged adjustment part, a horizontally installed suction box swing arm assembly and a bottom box assembly. Through the turbo worm reducer and cylinder control, the self-adjustment and packaging operation of the packaging box is realized.

Benefits of technology

It realizes efficient packaging of packaging boxes of different specifications, reduces costs and is easy to widely promote and use.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of packaging machinery, in particular to an automatic forming and bottom sealing mechanism for a paper box, which comprises a vertically arranged adjusting part, and a box suction swing arm component is horizontally mounted in the adjusting part; the conveying part is horizontally arranged at the upper part of the adjusting part; the bottom box sealing assembly is installed on one side of the box suction swing arm assembly. The automatic forming and bottom sealing mechanism for the paper box is simple in structure, low in cost, capable of achieving distance self-adjustment, capable of meeting folding and packaging operation of packaging boxes of various specifications, capable of improving the overall packaging efficiency and convenient to widely popularize and use.
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Description

Technical Field

[0001] The utility model relates to the technical field of packaging machinery, in particular to an automatic bottom-sealing mechanism for paper box forming. Background Art

[0002] With the continuous progress of society, the packaging industry has developed rapidly. In the paper box industry, paper boxes are frequently used. Before use, the paper boxes need to be opened and sealed to meet subsequent filling and packaging requirements. At present, there is no special packaging machinery for folding operations on paper boxes in the market. The reason is that there are various types of paper boxes, high investment costs, and it cannot meet the actual use requirements of people for high efficiency and low cost. Summary of the Invention

[0003] The technical problem to be solved by the utility model is: In order to solve the problems in the above background art, an automatic bottom-sealing mechanism for paper box forming is provided, which has a simple structure, low cost, can realize self-spacing adjustment, meet the folding and sealing operations of various different specifications of paper boxes, improve the overall packaging efficiency, and is convenient for wide promotion and use.

[0004] The technical solution adopted by the utility model to solve its technical problem is: An automatic bottom-sealing mechanism for paper box forming, including a vertically arranged adjusting part, in which a suction box swing arm assembly is horizontally installed; a conveying part is horizontally arranged on the upper part of the adjusting part; a bottom box-sealing assembly is installed on one side of the suction box swing arm assembly.

[0005] Further defined, in the above technical solution, the adjusting part includes a bottom plate, suction box vertical plates are vertically arranged on both sides of the bottom plate, the upper ends of the suction box vertical plates are connected to a first support plate through a support plate; first guide rails are oppositely arranged on the inner walls of the suction box vertical plates, sliders are sleeved on the first guide rails, the sliders are connected through a connecting plate, a screw rod is movably penetrated through the middle of the connecting plate, and one end of the screw rod is connected to a worm and gear reducer; a swing arm cylinder is obliquely arranged outside the suction box vertical plate, and the telescopic end of the swing arm cylinder is hinged to one end of a first swing arm.

[0006] Further defined, in the above technical solution, the suction box swing arm assembly includes a second swing arm, a second guide rail, a first suction plate, a suction cup seat, a first suction cup, a cylinder connection block, a first cylinder, a connecting rod assembly, a second suction plate, a suction head and a second suction cup; one end of the second swing arm is hinged to the first swing arm through a rotating shaft, a second guide rail is installed at the end of the second swing arm, the first suction plate is slidably arranged on the second guide rail, the suction cup seat is installed on the first suction plate, and the first suction cup is installed on the suction cup seat; one end of the first cylinder is installed on one end of the second swing arm through the cylinder connection block, the output end of the first cylinder is connected to the suction head through the connecting rod assembly, and the second suction cup is installed on the suction head.

[0007] Further defined, in the above technical solution, the connecting rod assembly is a telescopic articulated connecting rod structure.

[0008] Further defined, in the above technical solution, the conveying part includes a second support plate. A third support plate is obliquely installed on one side of the second support plate. Side plates are arranged on both sides of the third support plate. A driving sprocket group and a driven sprocket group are respectively arranged at both ends of the third support plate. The driving sprocket group is sleeved on a driving shaft. One end of the driving shaft passes through the second support plate and is hinged to a swing block. One end of the swing block is hinged to the output end of a second air cylinder; A gantry is vertically installed on the other side of the second support plate. A plurality of stop bars are arranged on the side wall of the gantry in the height direction; A stop box part is installed between the stop bars. A cross beam is horizontally arranged at the upper end of the gantry. An adjusting plate is vertically installed in the middle of the cross beam. A third air cylinder is vertically installed at the lower part of the adjusting plate. The telescopic end of the third air cylinder is connected to a pressing plate. A stop block is arranged at the lower part of the pressing plate.

[0009] Further defined, in the above technical solution, a baffle is arranged on the upper end surface of the third support plate.

[0010] Further defined, in the above technical solution, the bottom box sealing assembly includes a horizontal adjusting seat. A vertical adjusting seat is slidably installed on the horizontal adjusting seat. A vertical shaft is vertically installed on the vertical adjusting seat. Fixed frames are symmetrically installed on the upper and lower parts of the vertical shaft. The upper part of the fixed frame is connected to a fourth air cylinder through a mounting plate. The telescopic end of the fourth air cylinder fixes a folding cover plate. A horizontal support is arranged in the middle of the vertical shaft. A guide shaft is arranged on the horizontal support. Sliders are symmetrically arranged on the guide shaft. A fifth air cylinder is obliquely installed on one side of each slider through a mounting plate. The telescopic end of the fifth air cylinder is connected to a top head.

[0011] The beneficial effects of the present utility model are as follows: A carton automatic forming and bottom sealing mechanism proposed by the present utility model has a simple structure and low cost. It can realize self-adjustment of the spacing, meet the folding and sealing operations of various different specifications of packaging boxes, improve the overall packaging efficiency, and is convenient for wide promotion and use. Description of the Drawings

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings described below are only some embodiments recorded in this application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0013] Figure 1 It is a structural schematic diagram of the present utility model;

[0014] Figure 2 is Figure 1 The structural schematic diagram of the adjustment part in

[0015] Figure 3 is Figure 2 The side structural schematic diagram of

[0016] Figure 4 is Figure 1 The structural schematic diagram of the suction box swing arm assembly in

[0017] Figure 5 is Figure 1 The structural schematic diagram of the conveying part in

[0018] Figure 6 is Figure 1 The structural schematic diagram of the bottom box sealing assembly in

[0019] The reference numerals in the drawings are: 1, bottom plate; 2, suction box vertical plate; 3, support plate; 4, first support plate; 5, first guide rail; 6, connecting plate; 7, screw; 8, worm and gear reducer; 9, swing arm cylinder; 10, first swing arm; 11, second swing arm; 12, second guide rail; 13, first suction plate; 14, suction cup seat; 15, first suction cup; 16, cylinder connecting block; 17, first cylinder; 18, connecting rod assembly; 19, second suction plate; 20, suction head; 21, second suction cup; 22, rotating shaft; 23, second support plate; 24, third support plate; 25, side plate; 26, driving sprocket group; 27, driven sprocket group; 28, driving shaft; 29, swinging block; 30, second cylinder; 31, gantry; 32, stop bar; 33, cross beam; 34, adjusting plate; 35, third cylinder; 36, pressing plate; 37, stop block; 38, baffle; 39, horizontal adjusting seat; 40, vertical adjusting seat; 41, vertical shaft; 42, fixing frame; 43, fourth cylinder; 44, folding cover plate; 45, horizontal support; 46, guide shaft; 47, fifth cylinder; 48, top head; 49, sixth cylinder; 50, box blocking part. Detailed implementation manners

[0020] In order to make the technical problems, technical solutions and beneficial effects solved by the present utility model clearer and more understandable, the present utility model will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0021] See Figure 2 and Figure 3 For the adjustment part, the specific operation is as follows: The rotation of the screw 7 is driven by the operation of the worm and gear reducer 8 to adjust the up and down height of the connecting plate 6. At the same time, the rotation of the screw 7 can also be controlled by rotating the hand wheel provided on one side to adjust the up and down distance.

[0022] See Figure 4 , a second guide rail 12 is provided at the end of the second swing arm 11, which facilitates the front and back movement of the first suction seat 13 controlled by the sixth cylinder 49, so that the spacing adjustment for different packaging boxes can be carried out, avoiding interference during the overall rotation of the suction box swing arm assembly; in the link assembly 18 of the present application, it will rotate counterclockwise and open towards the first suction cup 15 during the pushing process of the first cylinder 17, and when the first cylinder 17 contracts, the second suction cup 21 will return to the horizontal position again.

[0023] See Figure 5 , during the actual transportation of the packaging box, the packaging box is placed on the third pallet 24 and limited by the baffle 38. On the other side of the packaging box, it is limited by the stop strip 32 on the gantry 31, and the box stop part 50 inside the gantry 31 limits the packaging box. The height of the adjusting plate 34 provided on the cross beam 33 can be adjusted by itself, specifically according to different packaging box sizes; the third cylinder 35 controls the stop block 37 to block the frontmost packaging box; the packaging box on the third pallet 24 makes the swing block 29 rotate through the operation of the second cylinder 30, thereby driving the driving shaft 28 to rotate, making the driving sprocket group 26 rotate, and the driving sprocket group 26 and the driven sprocket group 27 are connected and driven by a number of chains; the driven shaft passes through the middle of the driven sprocket group 27.

[0024] See Figure 1-6 As shown, it is a carton automatic forming and bottom sealing mechanism, including a vertically arranged adjusting part, in which a suction box swing arm assembly is horizontally installed; a conveying part is horizontally arranged on the upper part of the adjusting part; a bottom box sealing assembly is installed on one side of the suction box swing arm assembly.

[0025] Among them, the adjusting part includes a bottom plate 1. On both sides of the bottom plate 1, suction box vertical plates 2 are vertically arranged. The upper ends of the suction box vertical plates 2 are connected to a first support plate 4 through a support plate 3. Oppositely arranged first guide rails 5 are provided on the inner walls of the suction box vertical plates 2. Sliders are sleeved on the first guide rails 5. The sliders are connected through a connecting plate 6. A screw rod 7 is movably penetrated through the middle of the connecting plate 6. One end of the screw rod 7 is connected to a worm and gear reducer 8. A swing arm cylinder 9 is obliquely arranged outside the suction box vertical plate 2. The telescopic end of the swing arm cylinder 9 is hinged to one end of a first swing arm 10. The suction box swing arm assembly includes a second swing arm 11, a second guide rail 12, a first suction plate 13, a suction cup seat 14, a first suction cup 15, a cylinder connecting block 16, a first cylinder 17, a connecting rod assembly 18, a second suction plate 19, a suction head 20 and a second suction cup 21. One end of the second swing arm 11 is hinged to the first swing arm 10 through a rotating shaft 22. A second guide rail 12 is installed at the end of the second swing arm 11. A first suction plate 13 is slidably arranged on the second guide rail 12. The suction cup seat 14 is installed on the first suction plate 13. The first suction cup 15 is installed on the suction cup seat 14. One end of the first cylinder 17 is installed at one end of the second swing arm 11 through the cylinder connecting block 16. The output end of the first cylinder 17 is connected to the suction head 20 through the connecting rod assembly 18. The second suction cup 21 is installed on the suction head 20. The connecting rod assembly 18 is a telescopic articulated connecting rod structure. The conveying part includes a second support plate 23. On one side of the second support plate 23, a third support plate 24 is obliquely installed. Side plates 25 are arranged on both sides of the third support plate 24. A driving sprocket group 26 and a driven sprocket group 27 are respectively arranged at both ends of the third support plate 24. The driving sprocket group 26 is sleeved on a driving shaft 28. One end of the driving shaft 28 passes through the second support plate 23 and is then hinged to a swinging block 29. One end of the swinging block 29 is hinged to the output end of a second cylinder 30. On the other side of the second support plate 23, a gantry 31 is vertically installed. A plurality of stop bars 32 are arranged on the side wall of the gantry 31 in the height direction. A stop box part 50 is installed between the stop bars 32. A cross beam 33 is horizontally arranged at the upper end of the gantry 31. An adjusting plate 34 is vertically installed in the middle of the cross beam 33. A third cylinder 35 is vertically installed at the lower part of the adjusting plate 34. The telescopic end of the third cylinder 35 is connected to a pressing plate 36. A stop block 37 is arranged at the lower part of the pressing plate 36. A baffle 38 is arranged on the upper end surface of the third support plate 24. The bottom box sealing assembly includes a horizontal adjusting seat 39. A vertical adjusting seat 40 is slidably installed on the horizontal adjusting seat 39. A vertical shaft 41 is vertically installed on the vertical adjusting seat 40. Fixed frames 42 are symmetrically installed on the upper and lower parts of the vertical shaft 41. The upper part of the fixed frame 42 is connected to a fourth cylinder 43 through a mounting plate. The telescopic end of the fourth cylinder 43 fixes a folding cover plate 44. A horizontal support 45 is arranged in the middle of the vertical shaft 41. A guide shaft 46 is arranged on the horizontal support 45. Sliders are symmetrically arranged on the guide shaft 46. On one side of each slider, a fifth cylinder 47 is obliquely installed through a mounting plate. The telescopic end of the fifth cylinder 47 is connected to a top head 48.

[0026] The operating principle of this automatic carton forming and bottom sealing mechanism is as follows:

[0027] First, the operator can place the packaging boxes on the conveying part, and the packaging boxes are conveyed through the inclined conveying part. The packaging box closest to the gantry 31 is picked up by the box-picking swing arm assembly. The specific operation is to extend the sixth cylinder 49 to eject the first suction plate 13; then control the swing arm cylinder 9 to operate. When the swing arm cylinder 9 operates, the first swing arm 10 rotates to drive the second swing arm 11 to rotate. The upward rotation of the second swing arm 1 drives the overall box-picking swing arm assembly to move. When the first suction cup 15 approaches the packaging box, control the third cylinder 35 to operate. The third cylinder 35 extends, and pushes the pressure plate 36 to rotate and open the stopper 37, so that the packaging box can be sucked out. At the same time, control the swing arm cylinder 10 to contract, so that the packaging box is rotated and driven by the box-picking swing arm assembly to a horizontal state; control the first cylinder 17 to operate. When the first cylinder 17 operates and ejects, it will push the connecting rod assembly 18 to rotate counterclockwise, so that the second suction cup 21 at the head rotates to the upper end of the packaging box for adsorption; control the first cylinder 17 to contract. Then, with the first suction cup 15 sucking the bottom of the packaging box, the opposite side of the packaging box is adsorbed by the second suction cup 21 to unfold it; finally, the bottom sealing component is used for the bottom sealing operation of the packaging box; specifically, the upper and lower folding cover plates 44 are used to fold the two sides of the packaging box successively; the top heads 48 on both sides are pushed into it successively, so that the bottom of the packaging box is sealed in a way of being clamped end to end in a clockwise direction.

[0028] The above is only the preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent replacements or changes, and should be covered by the protection scope of the present invention.

Claims

1. An automatic bottom-sealing mechanism for carton forming, characterized in that: It includes a vertically arranged adjusting part, and a suction box swing arm assembly is horizontally installed inside the adjusting part; a conveying part is horizontally arranged at the upper part of the adjusting part; a bottom box sealing assembly is installed on one side of the suction box swing arm assembly.

2. The automatic bottom-sealing mechanism for carton automatic forming according to claim 1, wherein: The adjusting part includes a bottom plate, suction box vertical plates are vertically arranged on both sides of the bottom plate, the upper ends of the suction box vertical plates are connected to a first support plate through a support plate; first guide rails are oppositely arranged on the inner walls of the suction box vertical plates, sliders are sleeved on the first guide rails, the sliders are connected through a connecting plate, a screw rod is movably penetrated through the middle of the connecting plate, and one end of the screw rod is connected to a worm and gear reducer; a swing arm cylinder is obliquely arranged outside the suction box vertical plate, and the telescopic end of the swing arm cylinder is hinged to one end of a first swing arm.

3. The bottom sealing mechanism for automatic forming of a paper box according to claim 2, characterized in that: The suction box swing arm assembly includes a second swing arm, a second guide rail, a first suction plate, a suction cup seat, a first suction cup, a cylinder connection block, a first cylinder, a connecting rod assembly, a second suction plate, a suction head and a second suction cup; one end of the second swing arm is hinged to the first swing arm through a rotating shaft, a second guide rail is installed at the end of the second swing arm, the first suction plate is slidably arranged on the second guide rail, the suction cup seat is installed on the first suction plate, and the first suction cup is installed on the suction cup seat; one end of the first cylinder is installed at one end of the second swing arm through a cylinder connection block, the output end of the first cylinder is connected to the suction head through a connecting rod assembly, and the second suction cup is installed on the suction head.

4. The automatic bottom-sealing mechanism for carton automatic forming according to claim 3, characterized in that: The connecting rod assembly is a telescopic articulated connecting rod structure.

5. The bottom sealing mechanism for automatic forming of a paper box according to claim 1, characterized in that: The conveying part includes a second support plate, a third support plate is obliquely installed on one side of the second support plate, side plates are arranged on both sides of the third support plate, a driving sprocket group and a driven sprocket group are respectively arranged at both ends of the third support plate, the driving sprocket group is sleeved on a driving shaft, one end of the driving shaft passes through the second support plate and is then hinged to a swinging block, and one end of the swinging block is hinged to the output end of a second cylinder; a gantry is vertically installed on the other side of the second support plate, and a plurality of retaining strips are arranged on the side wall of the gantry along the height direction; a box retaining part is installed between the retaining strips, a cross beam is horizontally arranged at the upper end of the gantry, an adjusting plate is vertically installed in the middle of the cross beam, a third cylinder is vertically installed at the lower part of the adjusting plate, the telescopic end of the third cylinder is connected to a pressing plate, and a retaining block is arranged at the lower part of the pressing plate.

6. The automatic bottom sealing mechanism for carton automatic forming according to claim 5, characterized in that: A baffle is arranged on the upper end surface of the third support plate.

7. The bottom sealing mechanism for automatic forming of a paper box according to claim 1, wherein: The bottom box sealing assembly includes a horizontal adjusting seat, a vertical adjusting seat is slidably installed on the horizontal adjusting seat, a vertical shaft is vertically installed on the vertical adjusting seat, fixed frames are symmetrically installed on the upper and lower parts of the vertical shaft, a fourth cylinder is connected to the upper part of the fixed frame through a mounting plate, the telescopic end of the fourth cylinder fixes a folding cover plate, a horizontal support is arranged in the middle of the vertical shaft, a guide shaft is arranged on the horizontal support, sliders are symmetrically arranged on the guide shaft, and fifth cylinders are obliquely installed on one side of each slider through a mounting plate, and the telescopic ends of the fifth cylinders are connected to a top head.