A box opening mechanism

Abstract

The present invention discloses a carton opening mechanism, comprising a frame with one side being a carton outlet side, and a carton feeding device, a carton opening device, a bottom folding device and a bottom sealing device arranged on the frame, the carton feeding device comprising a carton board supporting structure and a carton feeding driving structure, the carton opening device being arranged on the frame below the carton board supporting structure, and having the beneficial effects as follows: when in use, firstly, a carton board in a plate-like state is put into a carton storage slot of the carton feeding device, and then a carton taking suction cup sucks the carton board, in the process of retreating after taking the carton board, the carton board completes the unfolding action of the carton body due to the action of a bending rod, after the suction cup retreats to the initial position, the carton enters the bottom folding device, the bottom folding is completed by the bottom folding device, after the bottom folding is completed, the carton is bottom sealed by the bottom sealing device, and then the carton is conveyed out via conveyor belts on both sides, the overall operation of the present invention is simple and convenient, and the versatility is strong, and it is suitable for carton opening processing on cartons of various specifications.

Description

Technical Field

[0001] The invention belongs to the field of palletizers, and in particular relates to a box opening mechanism. Background Art

[0002] The existing traditional carton openers are horizontal carton openers, which mainly control the entire machine movement through a cam drive system and a connecting rod. This type of carton opener cannot be integrated into an assembly line after completing the unpacking of the carton, because the opening of the carton is lateral, which is not very consistent with the actual application scenario. In contrast, the carton opener invented by this patent technology adopts a vertical structure, so that the carton can be directly put into use on the assembly line along the conveyor belt after opening. In addition, the carton opener designed by this patent integrates automatic unpacking, automatic folding of the lower cover, and automatic sealing of the bottom of the carton. The machine is controlled by PLC and human-machine interface. There is no stop during the folding process. The bottom folding and bottom sealing are completed during transportation, and the entire process of sucking the box, forming, folding the bottom, and sealing the bottom is completed. Summary of the invention

[0003] In order to solve the defects in the prior art, the present invention provides a box opening mechanism.

[0004] The present invention provides a box opening mechanism, comprising a frame with one side being a box outlet side, and a box feeding device, a box opening device, a bottom folding device and a bottom sealing device arranged on the frame, wherein the box feeding device comprises a box plate supporting structure and a box feeding driving structure, the box opening device is arranged on the frame below the box plate supporting structure, the bottom folding device is arranged on the frame below the box opening device, the bottom folding device comprises a longitudinal bottom folding device and a transverse bottom folding device, and the bottom sealing device is fixedly connected to the side wall of the frame near the bottom.

[0005] As a preferred technical solution of the present invention, the unpacking device includes two suction cup beam guide rails arranged in parallel, each of the two suction cup beam guide rails is slidably connected with a linear guide slider matching the same, a limiting stud fixing plate is fixedly connected between the two linear guide sliders, a slider beam connecting plate is fixedly connected to the upper surface of the linear guide slider located at the upper position, a slider fixing plate is fixedly connected to the side wall of the two linear guide sliders on the side away from the limiting stud fixing plate, the upper end of the slider fixing plate is abutted against the lower surface of the slider beam connecting plate, the lower end of the slider fixing plate is fixedly connected with a cylinder crank, and the end of the cylinder crank away from the slider fixing plate is fixedly connected to the frame.

[0006] The two cams have the formwork structure that is adapted to move the two supports together and are adapted to move the two supports together with the support frame, the two cams having two ends that are adapted to move the two supports together and are adapted to move the two supports together.

[0007] As a preferred technical scheme of the present invention, the bottom sealing device includes a slide rail bottom plate, the slide rail bottom plate is fixedly connected to the side wall of the frame near the bottom position, two symmetrically arranged slide rails are fixedly connected at two opposite edges of the upper surface of the slide rail bottom plate, each of the two slide rails is slidably connected with a slider, the upper surfaces of the two sliders are fixedly connected with a bottom folding plate support plate, the facing ends of the two bottom folding plate support plates abut against each other, a bottom sealing glue disc is fixedly connected to the side wall on the side where the two bottom folding plate support plates abut against each other, the abutting ends of the two bottom folding plate support plates are jointly fixedly connected with a box bottom sealing plate support, and the box bottom sealing plate support is fixedly connected with a box bottom sealing plate at a point away from the two bottom folding plate support plates.

[0008] As a preferred technical solution of the present invention, the box plate support structure includes a box plate support frame, one end of the box plate support frame close to the frame is fixedly connected to the side wall of one side of the frame, a box feeding drive structure is fixedly connected between the two opposite side walls of the box plate support frame, two first sliding rods arranged in parallel are fixedly connected between the box feeding drive structure and the side wall of one side of the box plate support frame, a first sliding cylinder is slidably sleeved at the corresponding positions on the two first sliding rods, a first baffle is fixedly connected to the upper surfaces of the two first sliding cylinders, and a first baffle is fixedly connected to the side wall of one side of the box plate support frame The first baffle plate is matched with the second baffle plate, the first baffle plate and the second baffle plate are arranged in parallel, the box feeding drive structure includes a connecting rod, the connecting rod is fixedly connected between the two opposite side walls of the box plate support frame, the upper surface of the connecting rod is provided with a U-shaped groove, a second sliding rod is fixedly connected between the two opposite groove walls of the U-shaped groove, a second sliding cylinder matching the U-shaped groove is slidably sleeved on the second sliding rod, the end of the second sliding cylinder away from the bottom of the U-shaped groove is fixedly connected to a connecting frame, the end of the connecting frame away from the second sliding cylinder passes through the notch of the U-shaped groove and extends outward, and is fixedly connected to a box taking suction cup.

[0009] Beneficial effect: when in use, first put the carton board in a plate-like state into the storage slot of the box feeding device, and then the box taking suction cup sucks the cardboard, and in the process of retreating after taking the cardboard, the cardboard completes the unfolding action of the box body due to the action of the bending rod, and after the suction cup retreats to the initial position, the carton enters the bottom folding device, and the bottom folding is completed by the bottom folding device. After the bottom folding is completed, the bottom of the carton is sealed by the bottom sealing device, and then the carton is transported out via the conveyor belts on both sides. The overall operation of the present invention is simple and convenient, and it has strong versatility, and is suitable for unpacking cartons of various specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0011] In the attached picture:

[0012] Figure 1 It is a schematic diagram of the structure of the present invention;

[0013] Figure 2 It is a structural schematic diagram of the rack in the present invention;

[0014] Figure 3 It is a structural schematic diagram of the unpacking device in the present invention;

[0015] Figure 4 It is a structural schematic diagram of the bottom folding device in the present invention.

[0016] Figure 5It is a schematic structural diagram of the bottom sealing device in the present invention.

[0017] In the figure: 1, frame; 2, box feeding device; 3, box opening device; 4, bottom folding device; 5, bottom sealing device; 6, box board support structure; 7, box feeding drive structure; 8, longitudinal bottom folding device; 9, transverse bottom folding device; 10, suction cup crossbeam guide rail; 11, linear guide slider; 12, limit stud fixing plate; 13, slider crossbeam connecting plate; 14, slider fixing plate; 15, cylinder crank; 16, support bottom plate; 17, push plate support on both sides of the box bottom; 18, rotating shaft; 19, first welded part; 20, push plates on both sides of the box bottom; 2 1. The second welding part; 22. The cylinder; 23. The third welding block; 24. The fixing rod; 25. The bottom plate of the slide rail; 26. The slide rail; 27. The slider; 28. The bottom folding plate support plate; 29. ​​The bottom box sealing glue receiving plate; 30. The bottom sealing plate support of the box; 31. The bottom sealing plate of the box; 32. The box plate support frame; 33. The first sliding rod; 34. The first sliding cylinder; 35. The first baffle; 36. The second baffle; 37. The connecting rod; 38. The U-shaped groove; 39. The second sliding rod; 40. The second sliding cylinder; 41. The connecting frame; 42. The box removal suction cup. DETAILED DESCRIPTION

[0018] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0019] Example

[0020] like Figure 1-5 As shown, a box opening mechanism of the present invention comprises a frame 1 one side of which is a box outlet side, and a box feeding device 2, a box opening device 3, a bottom folding device 4 and a bottom sealing device 5 arranged on the frame 1, the box feeding device 2 comprises a box plate supporting structure 6 and a box feeding driving structure 7, the box opening device 3 is arranged on the frame 1 below the box plate supporting structure 6, the bottom folding device 4 is arranged on the frame 1 below the box opening device 3, the bottom folding device 4 comprises a longitudinal bottom folding device 8 and a transverse bottom folding device 9, and the bottom sealing device 5 is fixedly connected to the side wall of the frame 1 near the bottom.

[0021] The unpacking device 3 includes two suction cup crossbeam guide rails 10 arranged in parallel, and a linear guide slider 11 matching the same is slidably connected to each of the two suction cup crossbeam guide rails 10, a limiting stud fixing plate 12 is fixedly connected between the two linear guide sliders 11, a slider crossbeam connecting plate 13 is fixedly connected to the upper surface of the linear guide slider 11 located at the upper position, and a slider fixing plate 14 is fixedly connected to the side wall of the two linear guide sliders 11 away from the limiting stud fixing plate 12, the upper end of the slider fixing plate 14 is abutted against the lower surface of the slider crossbeam connecting plate 13, and the lower end of the slider fixing plate 14 is fixedly connected to a cylinder crank 15, and the end of the cylinder crank 15 away from the slider fixing plate 14 is fixedly connected to the frame 1.

[0022] The longitudinal folding bottom device 8 and the transverse folding bottom device 9 each include a supporting bottom plate 16, the two supporting bottom plates 16 are symmetrically arranged and fixedly connected to the frame 1, the upper surface of the supporting bottom plate 16 is fixedly connected to two symmetrically arranged box bottom side push plate supports 17, and a rotating shaft 18 is rotatably connected between the two box bottom side push plate supports 17 through a bearing, and both ends of the rotating shaft 18 successively penetrate the bearing and the corresponding box bottom side push plate supports 17 and extend outward, and are fixedly connected to a first welding piece 19, and the ends of the two first welding pieces 19 away from the rotating shaft 18 are A push plate 20 is fixedly connected to the bottom of the box, a second welding part 21 is fixedly connected to the shaft wall at the middle position of the rotating shaft 18 between the two push plate supports 17 on both sides of the bottom of the box, a cylinder 22 is fixedly connected to the upper surface of the supporting bottom plate 16 between the two push plate supports 17 on both sides of the bottom of the box, and the end of the cylinder 22 away from the supporting bottom plate 16 is rotatably connected to the second welding part 21, and a third welding block 23 is fixedly connected to the two opposite edges of the upper surface of the supporting bottom plate 16, and the upper surfaces of the two third welding blocks 23 are fixedly connected to fixing rods 24.

[0023] The bottom sealing device 5 includes a slide rail bottom plate 25, which is fixedly connected to the side wall of the frame 1 near the bottom position, and two symmetrically arranged slide rails 26 are fixedly connected at two opposite edges of the upper surface of the slide rail bottom plate 25, and a slider 27 is slidably connected to each of the two slide rails 26, and a bottom folding plate support plate 28 is fixedly connected to the upper surface of the two sliders 27, and the facing ends of the two bottom folding plate support plates 28 abut against each other, and a bottom sealing glue receiving disk 29 is fixedly connected to the side wall on the side where the two bottom folding plate support plates 28 abut against each other, and a box bottom sealing plate support 30 is fixedly connected to the abutting ends of the two bottom folding plate support plates 28, and a box bottom sealing plate 31 is fixedly connected to the point where the box bottom sealing plate support 30 is away from the two bottom folding plate support plates 28.

[0024] The box plate support structure 6 includes a box plate support frame 32, one end of the box plate support frame 32 close to the frame 1 is fixedly connected to the side wall of one side of the frame 1, a box feeding drive structure 7 is fixedly connected between the two opposite side walls of the box plate support frame 32, two first sliding rods 33 arranged in parallel are fixedly connected between the box feeding drive structure 7 and the side wall of one side of the box plate support frame 32, a first slide cylinder 34 is slidably sleeved at the corresponding positions on the two first slide cylinders 33, a first baffle plate 35 is fixedly connected to the upper surfaces of the two first slide cylinders 34, and a second baffle plate 36 matching the first baffle plate 35 is fixedly connected to the side wall of one side of the box plate support frame 32. The first baffle plate 35 and the second baffle plate 36 are arranged in parallel, and the box feeding drive structure 7 includes a connecting rod 37, which is fixedly connected between the two opposite side walls of the box plate support frame 32. A U-shaped groove 38 is opened on the upper surface of the connecting rod 37, and a second sliding rod 39 is fixedly connected between the two opposite groove walls of the U-shaped groove 38. A second slide cylinder 40 matching the U-shaped groove 38 is slidably sleeved on the second slide cylinder 39, and one end of the second slide cylinder 40 away from the bottom of the U-shaped groove 38 is fixedly connected to a connecting frame 41, and one end of the connecting frame 41 away from the second slide cylinder 40 passes through the notch of the U-shaped groove 38 and extends outward, and is fixedly connected to a box taking suction cup 42.

[0025] Specifically, when using the present invention, firstly, the carton board in a plate-like state is placed in the storage slot of the box feeding device 2, and then the box taking suction cup 42 sucks the cardboard. In the process of the box taking suction cup 42 taking the cardboard and retreating, the cardboard completes the unfolding action of the box body due to the action of the bending rod. After the suction cup retreats to the initial position, the carton enters the bottom folding device 4, and the bottom folding is completed by the bottom folding device 4. After the bottom folding is completed, the carton is sealed by the bottom sealing device 5, and then the carton is conveyed out via the conveyor belts on both sides. The overall operation of the present invention is simple and convenient, and it has strong versatility, and is suitable for unpacking cartons of various specifications.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A box opening mechanism, comprising a frame with one side being a box outlet side, and a box feeding device, a box opening device, a bottom folding device and a bottom sealing device arranged on the frame, characterized in that: The box-feeding device comprises a box-plate supporting structure and a box-feeding driving structure, the box-opening device is arranged on a frame located below the box-plate supporting structure, the bottom-folding device is arranged on a frame located below the box-opening device, the bottom-folding device comprises a longitudinal bottom-folding device and a transverse bottom-folding device, and the bottom-sealing device is fixedly connected to the side wall of the frame near the bottom; the longitudinal bottom-folding device and the transverse bottom-folding device each comprise a supporting bottom plate, the two supporting bottom plates are symmetrically arranged and fixedly connected to the frame, the upper surface of the supporting bottom plate is fixedly connected to two symmetrically arranged box bottom side push plate supports, and a rotating shaft is rotatably connected between the two box bottom side push plate supports via bearings, The two ends of the rotating shaft successively penetrate the bearings and the corresponding push plate supports on both sides of the box bottom and extend outward, and are fixedly connected with a first welding part, and the ends of the two first welding parts away from the rotating shaft are fixedly connected with a push plate on both sides of the box bottom, and a second welding part is fixedly connected to the shaft wall at the middle position of the rotating shaft between the two push plate supports on both sides of the box bottom, and a cylinder is fixedly connected to the upper surface of the support bottom plate between the two push plate supports on both sides of the box bottom, and the end of the cylinder away from the support bottom plate is rotatably connected to the second welding part, and a third welding block is fixedly connected to the two opposite edges of the upper surface of the support bottom plate, and the upper surfaces of the two third welding blocks are fixedly connected to fixing rods; The box plate support structure includes a box plate support frame, one end of the box plate support frame close to the frame is fixedly connected to the side wall of one side of the frame, and a box feeding drive structure is fixedly connected between the two opposite side walls of the box plate support frame. The cam is an angular channel that is formed between two opposite sides of the cam, and a second channel that is formed between the two opposite sides of the cam is engaged with the first and second channels.

2. A box opening mechanism according to claim 1, characterized in that: The unpacking device comprises two suction cup beam guide rails arranged in parallel, each of the two suction cup beam guide rails is slidably connected with a linear guide slider matching the same, a limiting stud fixing plate is fixedly connected between the two linear guide sliders, a slider beam connecting plate is fixedly connected to the upper surface of the linear guide slider located at the upper position, a slider fixing plate is fixedly connected to the side wall of the two linear guide sliders on the side away from the limiting stud fixing plate, the upper end of the slider fixing plate is abutted against the lower surface of the slider beam connecting plate, the lower end of the slider fixing plate is fixedly connected with a cylinder crank, and the end of the cylinder crank away from the slider fixing plate is fixedly connected to the frame.

3. The unpacking mechanism according to claim 1, characterized in that: The bottom sealing device includes a slide rail bottom plate, the slide rail bottom plate is fixedly connected to the side wall of the frame near the bottom position, and two symmetrical slide rails are fixedly connected at two opposite edges of the upper surface of the slide rail bottom plate, and a slider is slidably connected to each of the two slide rails, and a bottom folding plate support plate is fixedly connected to the upper surfaces of the two sliders, and the ends of the two bottom folding plate support plates facing each other are abutted, and a bottom sealing glue tray is fixedly connected to the side wall on the side where the two bottom folding plate support plates abut each other, and the ends of the two bottom folding plate support plates abutting each other are jointly fixedly connected to a box bottom sealing plate support, and a point of the box bottom sealing plate support away from the two bottom folding plate support plates is fixedly connected to a box bottom sealing plate.

Images