Fluffy material logistics carton packaging equipment and method

Abstract

The invention relates to fluffy material logistics carton packaging equipment and method, and belongs to the technical field of cartons, the fluffy material logistics carton packaging equipment comprises a conveying mechanism, the conveying mechanism is sequentially provided with an input station, a carton specification recognition station, a carton pressing station and an output station, and the input station is used for containing a carton filled with fluffy materials; the carton specification recognition station is provided with a first sensor used for sensing the size of a carton, the carton pressing station is provided with a second sensor used for sensing that the carton is in place, the output station is provided with a third sensor used for sensing that the carton is in place, and a lifting mechanism is installed on a rack of the conveying mechanism. A carton pressing mechanism for pressing fluffy materials in a carton downwards is installed above the carton pressing station, a cover folding mechanism for folding a carton cover is further installed above the carton pressing station, and a cover pressing mechanism for flattening the folded carton cover is installed above the output station. The carton pressing and cover folding device adapts to cartons of different sizes, the carton pressing and cover folding speed is high, the carton packaging working efficiency can be improved, and the labor cost is reduced.

Description

Technical Field

[0001] The invention belongs to the technical field of packaging cartons, and in particular relates to a packaging device and method for a bulky material flow carton. Background Art

[0002] With the rapid development of e-commerce and logistics industries, the packaging market is becoming increasingly hot. At present, my country is one of the world's major packaging countries. With the improvement of industrial automation technology and intelligent manufacturing technology, carton packaging equipment is being used more and more widely in the packaging industry. By researching and developing new sealing equipment, the production efficiency of the packaging industry can be improved, while reducing labor costs, bringing higher economic benefits to enterprises. At the same time, the quality of carton packaging can be improved, the waste rate of cartons can be reduced, and the impact on the environment can be reduced. For example, the invention patent with publication number CN106829005A proposes an intelligent carton packaging machine, the invention patent with publication number CN116198803A discloses a carton packaging device, the invention patent with publication number CN118082286A proposes a carton assembly device with detection function, and the invention patent with publication number CN108263033A proposes a hot melt adhesive sealing machine and sealing method that can detect the size of the carton.

[0003] However, for the packaging of fluffy objects in logistics cartons, due to the large expansion volume and high elasticity of fluffy objects, they will expand excessively after being loaded into the carton and push up the cover of the carton. Therefore, the existing logistics carton packaging equipment cannot effectively complete the packaging of fluffy objects in logistics cartons. Summary of the invention

[0004] In view of the deficiencies in the prior art, an object of the present invention is to provide a device and method for packaging fluffy material flow cartons, so as to solve or improve the defects in the prior art.

[0005] To achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a fluffy material flow carton packaging equipment, comprising a conveying mechanism, the conveying mechanism is used to convey cartons filled with fluffy materials, the conveying mechanism is provided with an input station, a carton specification recognition station, a box pressing station and an output station in sequence along its conveying direction, the input station is used to place the carton filled with fluffy materials, the carton specification recognition station is provided with a first sensor for sensing the size of the carton, the box pressing station is provided with a second sensor for sensing the carton is in place, and the output station is provided with a second sensor for sensing the carton is in place. The third sensor, a lifting mechanism is installed on the frame of the conveying mechanism, and the lifting frame of the lifting mechanism is installed with a box pressing mechanism for pressing down the fluffy materials in the carton above the box pressing station, and the lifting frame of the lifting mechanism is also installed with a folding mechanism for folding the carton cover above the box pressing station, and the lifting frame of the lifting mechanism is installed with a pressing mechanism for flattening the folded carton cover above the output station, and the conveying mechanism, lifting mechanism, box pressing mechanism, folding mechanism, first sensor, second sensor and third sensor are all electrically connected to the control device.

[0006] Preferably, the conveying mechanism includes a frame, rollers, a left-side belt conveyor, a right-side belt conveyor and a width adjustment mechanism. A front roller frame serving as an input station and a carton specification identification station is fixed to the front end of the frame. Rollers that are evenly spaced from front to back and rotate freely are installed on the frame. The left-side belt conveyor and the right-side belt conveyor are respectively located above the left and right ends of the rollers. A width adjustment mechanism that can drive the left-side belt conveyor and the right-side belt conveyor to move toward or away from each other is installed on the frame.

[0007] Preferably, the width adjustment mechanism includes a width adjustment motor, a bidirectional transverse lead screw, a left translation slider, a right translation slider and a first sprocket chain mechanism, the front and rear end portions of the frame are respectively rotatably installed with bidirectional transverse lead screws, the left end portion of the bidirectional transverse lead screw is sleeved with a left translation slider, the right end portion of the bidirectional transverse lead screw is sleeved with a right translation slider, the left translation sliders of the two bidirectional transverse lead screws are commonly fixedly connected to the left-side belt conveyor above, and the right translation sliders of the two bidirectional transverse lead screws are commonly fixedly connected to the right-side belt conveyor above, one end of one of the bidirectional transverse lead screws is transmission-connected to the output end of the width adjustment motor, and the two bidirectional transverse lead screws are synchronously transmission-connected through the first sprocket chain mechanism, and when the bidirectional transverse lead screw rotates, it drives the left translation slider and the right translation slider to move toward or away from each other.

[0008] Preferably, the drum is made of stainless steel; The length calculation formula of the roller is: ; Where W is the length of the roller, B is the maximum width of the carton, in mm; The calculation formula for the center distance between two adjacent rollers is: ; Wherein, T is the center distance between two adjacent rollers, L is the minimum length of the carton, and D is the diameter of the roller, in mm.

[0009] Preferably, the left-side belt-pressed conveyor and the right-side belt-pressed conveyor both include a conveyor housing, a conveying reduction motor, a conveying roller and a conveyor belt. The two ends of the conveyor belt are rotatably mounted on the conveyor housing through conveying rollers, respectively. The conveying reduction motor is fixedly mounted on the conveyor housing. The output end of the conveying reduction motor is transmission-connected to one end of one of the conveying rollers. The running speed calculation formula of the conveyor belt is: ; in, v 0 is the running speed of the conveyor belt, d 0 is the diameter of the conveyor roller, n 0 is the output speed of the conveying reduction motor; The calculation formula for the time taken by the conveying mechanism to convey a carton is: ; in, T 0 is the time it takes for the conveying mechanism to transport a carton. l 0 is the total length of the conveyor belt, v 0 is the running speed of the conveyor belt.

[0010] Preferably, the pressing box mechanism includes a cylinder bracket, an intermediate cylinder, an outer cylinder, an intermediate pressure plate and an outer pressure plate. The cylinder bracket is fixedly installed on the lifting frame of the lifting mechanism, the cylinder barrel of the intermediate cylinder is fixedly installed in the middle of the cylinder bracket, the lower end of the piston rod of the intermediate cylinder is fixedly connected to the intermediate pressure plate, the cylinder barrels of the two outer cylinders are symmetrically fixedly installed on the two ends of the cylinder bracket, the lower ends of the piston rods of the two outer cylinders are commonly fixedly connected to the outer pressure plate, and the outer pressure plate surrounds the intermediate pressure plate.

[0011] Preferably, two optical axes symmetrically distributed about the middle cylinder are fixedly mounted on the middle pressure plate, linear bearings matching the optical axes are mounted on the cylinder bracket, and a connecting plate is fixed between the upper ends of the two optical axes.

[0012] Preferably, the cover folding mechanism comprises a short-side carton cover folding mechanism and a long-side carton cover folding mechanism, the short-side carton cover folding mechanism comprises a front side push support seat, a front side cover push handle, a front side push cylinder, a rear side push support seat, a rear side cover push handle and a rear side push cylinder, the rear upper part of the front side push support seat is fixedly installed on the lifting frame of the lifting mechanism, the rear end part of the front side cover push handle is hinged to the rear lower part of the front side push support seat, the upper end part of the cylinder barrel of the front side push cylinder is hinged to the front side push support seat, and the upper end part of the cylinder barrel of the front side push cylinder is hinged to the front side push support seat. The front upper part of the side push support seat is hinged, the lower end of the piston rod of the front side push cylinder is hinged to the rear upper part of the front side cover push handle, the front upper part of the rear side push support seat is fixedly installed on the lifting frame of the lifting mechanism, the front end of the rear side cover push handle is hinged to the lower part of the rear side push support seat, the upper end of the cylinder barrel of the rear side push cylinder is hinged to the rear upper part of the rear side push support seat, and the lower end of the piston rod of the rear side push cylinder is hinged to the middle part of the rear side cover push handle; The long-side folding carton cover mechanism includes a long-side folding bracket, a guide rod support plate, a guide rod locking piece, and a folding cover guide rod. The rear portion of the long-side folding bracket is fixedly installed on the lifting frame of the lifting mechanism. The guide rod locking piece is fixedly installed with two symmetrically distributed folding cover guide rods. The front portion of the folding cover guide rod is inclined upward and outward, and a V-shaped angle is formed between the front portions of the two folding cover guide rods. The rear portion of the guide rod locking piece is fixed to the long-side folding bracket through the guide rod support plate.

[0013] Preferably, the capping mechanism comprises a capping support and pressure rollers, the capping support is fixedly mounted on a lifting frame of the lifting mechanism, and pressure rollers equidistantly distributed from front to back are rotatably mounted on the capping support.

[0014] Preferably, the lifting mechanism includes a fixed frame, a lifting frame, a height adjustment motor, a vertical screw, a left lifting slider, a right lifting slider and a second sprocket chain mechanism. The fixed frame is fixedly installed on the frame of the conveying mechanism, and vertical screws are rotatably installed on the left and right sides of the fixed frame. One end of one of the vertical screws is connected to the output end of the height adjustment motor, and the two vertical screws are synchronously driven and connected through the second sprocket chain mechanism. Lifting sliders are respectively mounted on the two vertical screws, and the two lifting sliders are fixedly connected to the lifting frame together.

[0015] The present invention also provides a method for packaging a fluffy object flow carton, using the fluffy object flow carton packaging device, comprising the following steps: S1. Place the carton filled with fluffy objects at the input station of the conveying mechanism, press the start button of the control device, and the conveying mechanism starts working; S2, pushing the carton to the carton specification recognition station of the conveying mechanism, and identifying the size of the carton through the first sensor; the control device adjusts the lifting mechanism to a corresponding height and adjusts the conveying mechanism to a corresponding width according to the size of the carton identified by the first sensor; S3, the carton is transported by the conveying mechanism, and the second sensor senses that the carton has reached the box pressing station, and the conveying mechanism stops; first, the box pressing mechanism is controlled to press down the fluffy objects in the carton, and then the cover folding mechanism is controlled to fold the short side cover of the carton, and finally the carton is sent to the output station by the conveying mechanism. During the conveying process, the cover folding mechanism folds the long side cover of the carton, and the cover pressing mechanism flattens the folded short side cover and long side cover of the carton; S4. The carton continues to be transported through the conveying mechanism. The third sensor detects that the carton has arrived at the output station. The control device controls the box pressing mechanism and the cover folding mechanism to reset, thereby completing the box pressing, cover folding and flattening work of a carton.

[0016] Compared with the prior art, the present invention has the following beneficial effects: the fluffy material flow carton packaging equipment provided by the present invention comprises a conveying mechanism, a lifting mechanism, a box pressing mechanism, a cover folding mechanism and a cover pressing mechanism. The width of the conveying mechanism can be adjusted according to the size of the carton through the first sensor. The heights of the box pressing mechanism, the cover folding mechanism and the cover pressing mechanism can be adjusted through the lifting mechanism to adapt to cartons of different sizes. The fluffy clothing can be pressed tightly before folding and pressing the carton. The working speed is fast, the work efficiency of carton packaging is improved, the labor cost is reduced, the user is brought with higher economic benefits, and the quality of carton packaging can be improved. The operation is simple, the time consumption is short, the cost is low, the packaging effect is good, and the practicality is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on the drawings in the following description without creative work.

[0018] Figure 1 A three-dimensional diagram of a fluffy object flow carton packaging device according to an embodiment of the present invention Figure 1 .

[0019] Figure 2 A three-dimensional diagram of a fluffy object flow carton packaging device according to an embodiment of the present invention Figure 2 .

[0020] Figure 3 It is a three-dimensional diagram of the conveying mechanism in an embodiment of the present invention.

[0021] Figure 4 It is a top view of the conveying mechanism in the embodiment of the present invention.

[0022] Figure 5 It is a bottom view of the conveying mechanism in the embodiment of the present invention.

[0023] Figure 6It is a three-dimensional diagram of the lifting mechanism in the embodiment of the present invention.

[0024] Figure 7 It is a bottom view of the lifting mechanism in the embodiment of the present invention.

[0025] Figure 8 It is a three-dimensional diagram of the box pressing mechanism in an embodiment of the present invention.

[0026] Fig. 9 It is a three-dimensional diagram of the folding cover mechanism in the embodiment of the present invention.

[0027] Fig.10 A partial cross-sectional view of a short-edge folding carton cover mechanism in an embodiment of the present invention Figure 1 .

[0028] Fig.11 A partial cross-sectional view of a short-edge folding carton cover mechanism in an embodiment of the present invention Figure 2 .

[0029] Fig.12 It is a three-dimensional diagram of the long-side folding carton cover mechanism in an embodiment of the present invention.

[0030] Fig.13 It is a three-dimensional diagram of the cover pressing mechanism in an embodiment of the present invention.

[0031] Markings in the figure: a. Input station, b. Carton specification identification station, c. Box pressing station, d. Output station; 1. conveying mechanism, 11. frame, 12. roller, 13. left-side belt conveyor, 14. right-side belt conveyor, 15. width adjustment mechanism, 151. width adjustment motor, 152. bidirectional transverse lead screw, 153. left translation slider, 154. right translation slider, 155. first sprocket chain mechanism, 16. front roller frame; 2. lifting mechanism, 21. fixed frame, 22. lifting frame, 23. height adjustment motor, 24. vertical lead screw, 25. lifting slider, 26. second sprocket chain mechanism; 3. Pressing box mechanism, 31. Cylinder bracket, 32. Middle cylinder, 33. Outer cylinder, 34. Middle pressing plate, 35. Outer pressing plate, 351. Avoidance gap, 36. Optical axis, 37. Linear bearing, 38. Connecting plate; 4. Folding cover mechanism, 41. Short side carton cover folding mechanism, 411. Front side push support seat, 412. Front side cover push handle, 413. Front side push cylinder, 414. Rear side push support seat, 415. Rear side cover push handle, 416. Rear side push cylinder, 42. Long side carton cover folding mechanism, 421. Long side folding bracket, 422. Guide rod support plate, 423. Guide rod locking piece, 424. Folding cover guide rod; 5. Capping mechanism, 51. Capping support, 52. Pressing roller. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solutions and advantages of the present invention clearer, the technical solutions in the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. In order to make the above-mentioned features and advantages of the present invention more obvious and easy to understand, the following embodiments are specifically cited and described in detail with the drawings.

[0033] like Figures 1 to 13 As shown, an embodiment of the present invention provides a fluffy object logistics carton packaging equipment, including a conveying mechanism 1, a lifting mechanism 2, a box pressing mechanism 3, a cover folding mechanism 4 and a cover pressing mechanism 5, the conveying mechanism 1 is used to convey cartons filled with fluffy objects, and the conveying mechanism 1 is provided with an input station a, a carton specification recognition station b, a box pressing station c and an output station d in sequence along its conveying direction, the input station a is used to place the carton filled with fluffy objects, the carton specification recognition station b is provided with a first sensor for sensing the size of the carton (omitted in the figure), the box pressing station c is provided with a second sensor for sensing the carton in place (omitted in the figure), and the output station d is provided with a second sensor for sensing the carton in place (omitted in the figure). The third sensor (omitted in the figure) for detecting the arrival of cartons is provided. The frame of the conveying mechanism 1 is provided with a lifting mechanism 2. The lifting frame of the lifting mechanism 2 is provided with a box pressing mechanism 3 for pressing down the fluffy objects in the carton above the box pressing station c. The lifting frame of the lifting mechanism 2 is provided with a cover folding mechanism 4 for folding the carton cover above the box pressing station c. The lifting frame of the lifting mechanism 2 is provided with a cover pressing mechanism 5 for flattening the folded carton cover above the output station d. The conveying mechanism 1, the lifting mechanism 2, the box pressing mechanism 3, the cover folding mechanism 4, the first sensor, the second sensor and the third sensor are all electrically connected to the control device (omitted in the figure). Among them, the first sensor can be provided in plurality, each for sensing cartons of different sizes; the second sensor can be provided in plurality, each for sensing the arrival of cartons of different sizes.

[0034] In this embodiment, the conveying mechanism 1 includes a frame 11, rollers 12, a left-side belt conveyor 13, a right-side belt conveyor 14 and a width adjustment mechanism 15. A front roller frame 16 serving as an input station a and a carton specification identification station b is fixed to the front end of the frame 11. Rollers 12 that are arranged at equal intervals from front to back and rotate freely are installed on the frame 11. The left-side belt conveyor 13 and the right-side belt conveyor 14 are respectively located above the left and right ends of the rollers 12. A width adjustment mechanism 15 that can drive the left-side belt conveyor 13 and the right-side belt conveyor 14 to move toward or away from each other is installed on the frame 11. The width adjustment mechanism 15 includes a width adjustment motor 151, a bidirectional transverse lead screw 152, a left translation slider 153, a right translation slider 154 and a first sprocket chain mechanism 155. The front and rear ends of the frame 11 are rotatably mounted with the bidirectional transverse lead screw 152, the left end of the bidirectional transverse lead screw 152 is sleeved with a left translation slider 153, and the right end of the bidirectional transverse lead screw 152 is sleeved with a right translation slider 154. The left translation slider 153 of the two bidirectional transverse lead screws 152 is sleeved with a right translation slider 154. The right translation slider 154 of the two bidirectional transverse screws 152 are fixedly connected to the left-side belt conveyor 13 above, and are jointly fixedly connected to the right-side belt conveyor 14 above. One end of one of the bidirectional transverse screws 152 is transmission-connected to the output end of the width adjustment motor 151, and the two bidirectional transverse screws 152 are synchronously transmission-connected through the first sprocket chain mechanism 155. When the bidirectional transverse screw 152 rotates, it drives the left translation slider 153 and the right translation slider 154 to move toward or away from each other.

[0035] In this embodiment, the material of the roller 12 is preferably stainless steel; The length calculation formula of the roller 12 is: ; Wherein, W is the length of the roller 12, and B is the maximum width of the carton, in mm; that is, the length of the roller 12 needs to be 200-400 mm greater than the width of the carton; The calculation formula for the center distance between two adjacent rollers 12 is: ; Among them, T is the center distance between two adjacent rollers 12, L is the minimum length of the carton, and D is the diameter of the roller 12, in mm; it can be ensured that at least three rollers 12 are in contact with the bottom of the carton, so that the carton can be transported smoothly on the rollers 12.

[0036] In this embodiment, the left-side belt-pressing conveyor 13 and the right-side belt-pressing conveyor 14 both include a conveyor housing, a conveying reduction motor, a conveying roller and a conveyor belt. The two ends of the conveyor belt are rotatably mounted on the conveyor housing through conveying rollers, respectively. The conveying reduction motor is fixedly mounted on the conveyor housing. The output end of the conveying reduction motor is transmission-connected to one end of one of the conveying rollers. The running speed calculation formula of the conveyor belt is: ; in, v 0 is the running speed of the conveyor belt, d 0 is the diameter of the conveyor roller, n 0 is the output speed of the conveying reduction motor; The calculation formula for the time taken by the conveying mechanism 1 to convey a carton is: ; in, T 0 is the time it takes for conveying mechanism 1 to convey a carton. l 0 is the total length of the conveyor belt, v 0 is the running speed of the conveyor belt.

[0037] In this embodiment, the box pressing mechanism 3 includes a cylinder support 31, an intermediate cylinder 32, an outer cylinder 33, an intermediate pressure plate 34 and an outer pressure plate 35. The cylinder support 31 is fixedly mounted on the lifting frame of the lifting mechanism 2. The cylinder barrel of the intermediate cylinder 32 is fixedly mounted in the middle of the cylinder support 31. The lower end of the piston rod of the intermediate cylinder 32 is fixedly connected to the intermediate pressure plate 34. The cylinder barrels of the two outer cylinders 33 are symmetrically fixedly mounted on the two ends of the cylinder support 31. The lower ends of the piston rods of the two outer cylinders 33 are commonly fixedly connected to the outer pressure plate 35. Therefore, the outer pressure plate 35 does not have axial rotation, and the outer pressure plate 35 surrounds the intermediate pressure plate 34. In order to ensure that the intermediate pressure plate 34 does not produce axial rotation when pressing down, two optical axes 36 symmetrically distributed about the intermediate cylinder 32 are fixedly mounted on the intermediate pressure plate 34. A linear bearing 37 matched with the optical axis 36 is installed on the cylinder support 31. A connecting plate 38 is fixed between the upper ends of the two optical axes 36. In order to ensure that the cover folding mechanism 4 does not interfere with the outer pressure plate 35 during operation, an escape notch 351 for evading the cover folding mechanism 4 is provided on the outer pressure plate 35 .

[0038] In this embodiment, the folding cover mechanism 4 includes a short-side carton cover folding mechanism 41 and a long-side carton cover folding mechanism 42. The short-side carton cover folding mechanism 41 includes a front side push support seat 411, a front side cover push handle 412, a front side push cylinder 413, a rear side push support seat 414, a rear side cover push handle 415 and a rear side push cylinder 416. The upper rear portion of the front side push support seat 411 is fixedly installed on the lifting frame of the lifting mechanism 2, the rear end portion of the front side cover push handle 412 is hinged to the rear lower portion of the front side push support seat 411, and the cylinder barrel of the front side push cylinder 413 The upper end is hinged to the front upper part of the front side push support seat 411, the lower end of the piston rod of the front side push cylinder 413 is hinged to the rear upper part of the front side cover push handle 412, the front upper part of the rear side push support seat 414 is fixedly installed on the lifting frame of the lifting mechanism 2, the front end of the rear side cover push handle 415 is hinged to the lower part of the rear side push support seat 414, the upper end of the cylinder barrel of the rear side push cylinder 416 is hinged to the rear upper part of the rear side push support seat 414, and the lower end of the piston rod of the rear side push cylinder 416 is hinged to the middle part of the rear side cover push handle 415; The long-side folding carton cover mechanism 42 comprises a long-side folding bracket 421, a guide rod support plate 422, a guide rod locking member 423, and a cover folding guide rod 424. The rear portion of the long-side folding bracket 421 is fixedly mounted on the lifting frame of the lifting mechanism 2. The guide rod locking member 423 is fixedly mounted with two left-right symmetrically distributed cover folding guide rods 424. The front portion of the cover folding guide rod 424 is tilted upward and outward, and a V-shaped angle is formed between the front portions of the two cover folding guide rods 424. The rear portion of the guide rod locking member 423 is fixed to the long-side folding bracket 421 through the guide rod support plate 422. Compared with cylinder folding, this embodiment folds the long-side carton cover by means of the cover folding guide rod 424, and has the advantages of simpler structure, lower cost (no power required), more stable operation, etc.

[0039] In this embodiment, the capping mechanism 5 includes a capping support 51 and a pressing roller 52. The capping support 51 is fixedly mounted on the lifting frame of the lifting mechanism 2. The pressing rollers 52 are rotatably mounted on the capping support 51 and are evenly spaced from front to back. This embodiment can continue to flatten the carton cover through the pressing rollers 52, and has the advantages of simple structure, lower cost (no power required), etc.

[0040] In this embodiment, the lifting mechanism 2 includes a fixed frame 21, a lifting frame 22, a height adjustment motor 23, a vertical screw 24, a lifting slider 25 and a second sprocket chain mechanism 26. The fixed frame 21 is fixedly installed on the frame 11 of the conveying mechanism 1. The left and right sides of the fixed frame 21 are respectively rotatably installed with vertical screws 24, one end of which is connected to the output end of the height adjustment motor 23, and the two vertical screws 24 are synchronously driven and connected through the second sprocket chain mechanism 26. The two vertical screws 24 are respectively provided with lifting sliders 25, and the two lifting sliders 25 are fixedly connected to the lifting frame 22 together. When it is necessary to adjust the height of the box pressing mechanism 3, the cover folding mechanism 4 and the cover pressing mechanism 5, one of the vertical lead screws 24 is driven to rotate by the height adjusting motor 23, and one of the vertical lead screws 24 drives the other vertical lead screw 24 to rotate through the second sprocket chain mechanism 26, and the two vertical lead screws 24 respectively drive their respective lifting sliders 25 to move up and down, so that the lifting frame 22 moves up and down, thereby adjusting the height of the box pressing mechanism 3, the cover folding mechanism 4 and the cover pressing mechanism 5.

[0041] The height adjustment motor 23 may be a reduction motor. The height adjustment time calculation formula of the lifting mechanism 2 is as follows: ; in, h A The height of the A-size material carton. h B The height of the B specification material carton. n To adjust the rated output speed of the motor 23, P is the pitch of the vertical screw 24.

[0042] The present invention also provides a method for packaging a fluffy object flow carton, using the fluffy object flow carton packaging device, comprising the following steps: S1. Place the carton filled with fluffy objects at the input station a of the conveying mechanism 1, press the start button of the control device, and the conveying mechanism 1 starts working; S2, push the carton to the carton specification identification station b of the conveying mechanism 1, and identify the size of the logistics carton through the first sensor; the control device adjusts the lifting mechanism 2 to the corresponding height and adjusts the conveying mechanism 1 to the corresponding width according to the size of the carton identified by the first sensor; S3, the carton is transported by the conveying mechanism 1, and the second sensor senses that the carton has arrived at the box pressing station c, and the conveying mechanism 1 stops; first, the box pressing mechanism 3 is controlled to press down the fluffy objects in the carton, and then the cover folding mechanism 4 is controlled to fold the short side cover of the carton, and finally the carton is sent to the output station d by the conveying mechanism 1. During the conveying process, the cover folding mechanism 4 folds the long side cover of the carton, and the cover pressing mechanism 5 flattens the folded short side cover and long side cover of the carton; S4. The carton continues to be transported through the conveying mechanism. The third sensor detects that the carton has arrived at the output station d. The control device controls the box pressing mechanism 3 and the cover folding mechanism 4 to reset, completing the box pressing, cover folding and flattening work of a carton.

[0043] In this embodiment, the method for packaging fluffy objects in a carton can further include the following steps: S5. The carton is continuously transported by the conveying mechanism 1 to the next process for tape packaging.

[0044] In this embodiment, step S3 may have multiple specific working modes, for example, the following two working modes: (1) First, the middle cylinder 32 and the outer cylinder 33 of the box pressing mechanism 3 are controlled to simultaneously drive the middle pressing plate 34 and the outer pressing plate 35 to press down the fluffy objects in the carton. Secondly, the outer cylinder 33 of the box pressing mechanism 3 is controlled to drive the outer pressing plate 35 to rise and return to its position. Then, the cover folding mechanism 4 is controlled to fold the short side cover of the carton. Then, the outer cylinder 33 of the box pressing mechanism 3 is controlled to drive the outer pressing plate 35 to press down the short side cover of the carton and the fluffy objects thereunder. Finally, the carton is delivered to the output station d through the conveying mechanism 1. During the conveying process, the cover folding mechanism 4 folds the long side cover of the carton, and the cover pressing mechanism 5 flattens the folded short side cover and long side cover of the carton. (2) First, the middle cylinder 32 and the outer cylinder 33 of the box pressing mechanism 3 are controlled to simultaneously drive the middle pressing plate 34 and the outer pressing plate 35 to press down the fluffy objects in the carton. Secondly, the middle cylinder 32 and the outer cylinder 33 of the box pressing mechanism 3 are controlled to simultaneously drive the middle pressing plate 34 and the outer pressing plate 35 to rise and return to their positions. Then, the cover folding mechanism 4 is controlled to fold the short side cover of the carton. Then, the middle cylinder 32 and the outer cylinder 33 of the box pressing mechanism 3 are controlled to simultaneously drive the middle pressing plate 34 and the outer pressing plate 35 to press down the short side cover and the fluffy objects thereunder. Finally, the carton is delivered to the output station d through the conveying mechanism 1. During the conveying process, the cover folding mechanism 4 folds the long side cover of the carton, and the cover pressing mechanism 5 flattens the folded short side cover and the long side cover of the carton.

[0045] It is particularly important to note that the control device (such as PLC), sensor, reduction motor, sprocket chain mechanism, etc. in the present invention can all adopt existing products. Other parts of the present invention that are not disclosed in detail belong to the known technology in the art.

[0046] In the description of the present invention, it is necessary to understand that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0047] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A fluffy material flow carton packaging device, comprising a conveying mechanism, characterized in that: The conveying mechanism is used to convey cartons filled with fluffy objects. The conveying mechanism is provided with an input station, a carton specification identification station, a box pressing station and an output station in sequence along its conveying direction. The input station is used to place cartons filled with fluffy objects. The carton specification identification station is provided with a first sensor for sensing the size of the carton, the box pressing station is provided with a second sensor for sensing the carton in place, and the output station is provided with a third sensor for sensing the carton in place. A lifting mechanism is installed on the frame of the conveying mechanism. The lifting frame of the lifting mechanism is provided with a box pressing mechanism for pressing down the fluffy objects in the carton above the box pressing station, and the lifting frame of the lifting mechanism is also provided with a folding mechanism for folding the carton cover above the box pressing station. The lifting frame of the lifting mechanism is provided with a folding mechanism for flattening the folded carton cover above the output station. The conveying mechanism, the lifting mechanism, the box pressing mechanism, the folding mechanism, the first sensor, the second sensor and the third sensor are all electrically connected to the control device.

2. The fluffy material flow carton packaging equipment according to claim 1, characterized in that: The conveying mechanism includes a frame, rollers, a left-side belt conveyor, a right-side belt conveyor and a width adjustment mechanism. A front roller frame serving as an input station and a carton specification identification station is fixed to the front end of the frame. Rollers that are arranged at equal intervals from front to back and rotate freely are installed on the frame. The left-side belt conveyor and the right-side belt conveyor are respectively located above the left and right ends of the rollers. A width adjustment mechanism that can drive the left-side belt conveyor and the right-side belt conveyor to move toward or away from each other is installed on the frame.

3. The fluffy material flow carton packaging equipment according to claim 2, characterized in that: The width adjustment mechanism includes a width adjustment motor, a bidirectional transverse lead screw, a left translation slider, a right translation slider and a first sprocket chain mechanism. The front and rear end portions of the frame are respectively rotatably installed with bidirectional transverse lead screws, the left end portion of the bidirectional transverse lead screw is sleeved with a left translation slider, and the right end portion of the bidirectional transverse lead screw is sleeved with a right translation slider. The left translation sliders of the two bidirectional transverse lead screws are commonly fixedly connected to the left-side belt-pressing conveyor above, and the right translation sliders of the two bidirectional transverse lead screws are commonly fixedly connected to the right-side belt-pressing conveyor above. One end of one of the bidirectional transverse lead screws is transmission-connected to the output end of the width adjustment motor, and the two bidirectional transverse lead screws are synchronously transmission-connected through the first sprocket chain mechanism. When the bidirectional transverse lead screw rotates, it drives the left translation slider and the right translation slider to move toward or away from each other.

4. The fluffy material flow carton packaging equipment according to claim 2, characterized in that: The material of the roller is stainless steel; The length calculation formula of the roller is: ； Where W is the length of the roller, B is the maximum width of the carton, in mm; The calculation formula for the center distance between two adjacent rollers is: ； Wherein, T is the center distance between two adjacent rollers, L is the minimum length of the carton, and D is the diameter of the roller, in mm.

5. The fluffy material flow carton packaging equipment according to claim 3, characterized in that: The left-side belt-pressing conveyor and the right-side belt-pressing conveyor both include a conveyor housing, a conveying reduction motor, a conveying roller and a conveyor belt. The two ends of the conveyor belt are rotatably mounted on the conveyor housing through conveying rollers, respectively. The conveying reduction motor is fixedly mounted on the conveyor housing. The output end of the conveying reduction motor is transmission-connected to one end of one of the conveying rollers. The running speed calculation formula of the conveyor belt is: ； in, v 0 is the running speed of the conveyor belt, d 0 is the diameter of the conveyor roller, n 0 is the output speed of the conveying reduction motor; The calculation formula for the time taken by the conveying mechanism to convey a carton is: ； in, T 0 is the time it takes for the conveying mechanism to transport a carton. l 0 is the total length of the conveyor belt, v 0 is the running speed of the conveyor belt.

6. The fluffy material flow carton packaging equipment according to claim 1, characterized in that: The press box mechanism includes a cylinder bracket, an intermediate cylinder, an outer cylinder, an intermediate pressure plate and an outer pressure plate. The cylinder bracket is fixedly installed on the lifting frame of the lifting mechanism, the cylinder barrel of the intermediate cylinder is fixedly installed in the middle of the cylinder bracket, the lower end of the piston rod of the intermediate cylinder is fixedly connected to the intermediate pressure plate, the cylinder barrels of the two outer cylinders are symmetrically fixedly installed on the two end parts of the cylinder bracket, the lower ends of the piston rods of the two outer cylinders are commonly fixedly connected to the outer pressure plate, and the outer pressure plate surrounds the intermediate pressure plate; two optical axes symmetrically distributed about the intermediate cylinder are fixedly installed on the intermediate pressure plate, a linear bearing matching the optical axis is installed on the cylinder bracket, and a connecting plate is fixed between the upper ends of the two optical axes.

7. The fluffy material flow carton packaging equipment according to claim 1, characterized in that: The folding cover mechanism comprises a short-side carton cover folding mechanism and a long-side carton cover folding mechanism, the short-side carton cover folding mechanism comprises a front push support seat, a front cover push handle, a front push cylinder, a rear push support seat, a rear cover push handle and a rear push cylinder, the rear upper part of the front push support seat is fixedly installed on the lifting frame of the lifting mechanism, the rear end portion of the front cover push handle is hinged with the rear lower part of the front push support seat, the upper end portion of the cylinder barrel of the front push cylinder is hinged with the front upper part of the front push support seat, the lower end portion of the piston rod of the front push cylinder is hinged with the rear upper part of the front cover push handle, the front upper part of the rear push support seat is fixedly installed on the lifting frame of the lifting mechanism, the front end portion of the rear cover push handle is hinged with the lower part of the rear push support seat, the upper end portion of the cylinder barrel of the rear push cylinder is hinged with the rear upper part of the rear push support seat, and the lower end portion of the piston rod of the rear push cylinder is hinged with the middle part of the rear cover push handle; The long-side folding carton cover mechanism includes a long-side folding bracket, a guide rod support plate, a guide rod locking piece, and a folding cover guide rod. The rear portion of the long-side folding bracket is fixedly installed on the lifting frame of the lifting mechanism. The guide rod locking piece is fixedly installed with two symmetrically distributed folding cover guide rods. The front portion of the folding cover guide rod is inclined upward and outward, and a V-shaped angle is formed between the front portions of the two folding cover guide rods. The rear portion of the guide rod locking piece is fixed to the long-side folding bracket through the guide rod support plate.

8. The fluffy material flow carton packaging equipment according to claim 1, characterized in that: The capping mechanism comprises a capping support and a pressing roller. The capping support is fixedly mounted on a lifting frame of a lifting mechanism. The pressing rollers which are evenly spaced from front to back are rotatably mounted on the capping support.

9. The fluffy material flow carton packaging equipment according to claim 1, characterized in that: The lifting mechanism includes a fixed frame, a lifting frame, a height adjustment motor, a vertical lead screw, a lifting slider and a second sprocket chain mechanism. The fixed frame is fixedly installed on the frame of the conveying mechanism. Vertical lead screws are rotatably installed on the left and right sides of the fixed frame. One end of one of the vertical lead screws is connected to the output end of the height adjustment motor. The two vertical lead screws are synchronously driven and connected through the second sprocket chain mechanism. Lifting sliders are respectively sleeved on the two vertical lead screws, and the two lifting sliders are fixedly connected to the lifting frame together.

10. A method for packaging a fluffy object flow carton, using the fluffy object flow carton packaging device according to any one of claims 1 to 9, characterized in that: The following steps are involved: S1. Place the carton filled with fluffy objects at the input station of the conveying mechanism, press the start button of the control device, and the conveying mechanism starts working; S2, pushing the carton to the carton specification recognition station of the conveying mechanism, and identifying the size of the carton through the first sensor; the control device adjusts the lifting mechanism to a corresponding height and adjusts the conveying mechanism to a corresponding width according to the size of the carton identified by the first sensor; S3, the carton is transported by the conveying mechanism, and the second sensor senses that the carton has reached the box pressing station, and the conveying mechanism stops; first, the box pressing mechanism is controlled to press down the fluffy objects in the carton, and then the cover folding mechanism is controlled to fold the short side cover of the carton, and finally the carton is sent to the output station by the conveying mechanism. During the conveying process, the cover folding mechanism folds the long side cover of the carton, and the cover pressing mechanism flattens the folded short side cover and long side cover of the carton; S4. The carton continues to be transported through the conveying mechanism. The third sensor detects that the carton has arrived at the output station. The control device controls the box pressing mechanism and the cover folding mechanism to reset, thereby completing the box pressing, cover folding and flattening work of a carton.

Images