Carton stacking vehicle

By designing a carton palletizing truck, the combination of loading structure, transportation line, connection line, palletizing mechanism and mobile components is used to realize automatic palletizing of cartons, solving the problem of low manual palletizing efficiency in the prior art, improving the palletizing efficiency and reducing costs.

CN222573670UActive Publication Date: 2025-03-07SHENZHEN RUIXUN AUTOMATION EQUIP CO LTD
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Patent Information

Application Number
CN202420801063.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-15
Publication Date
2025-03-07
Estimated Expiration
2034-04-15

AI Technical Summary

Technical Problem

In the prior art, the palletization of cartons mainly relies on manual operations, is inefficient and has high labor costs, and lacks automated solutions.

Method used

A carton palletizing truck is designed, including a feeding structure, transportation line, connecting line, palletizing mechanism and mobile components. The loading structure loads the carton to the transportation line, and the connecting line slides through the transportation line and receives the carton. The palletizing mechanism and the connecting line are located on the same straight line. The moving components drive the palletizing mechanism and the connecting line to move in a straight line to realize the automatic palletizing of the carton.

Benefits of technology

Through automated palletizing of cartons, the efficiency of carton palletizing is improved, labor costs are reduced, and efficient carton storage and management are achieved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of carton stacking, and discloses a carton stacking vehicle which comprises a feeding structure, a conveying line, a connection line, a stacking mechanism and a moving assembly, the feeding structure is perpendicular to the conveying line, the feeding structure is used for feeding cartons to the conveying line, the connection line penetrates through the conveying line in a sliding mode and receives the cartons conveyed by the conveying line, and the stacking mechanism is used for stacking the cartons conveyed by the conveying line. The stacking mechanism, the conveying line and the connecting line are located on the same straight line, the moving assembly is used for driving the stacking mechanism and the connecting line to move linearly, and the stacking mechanism is used for stacking cartons on the connecting line. The carton conveyed by the conveying line is received through the connecting line, the moving assembly drives the stacking mechanism and the connecting line to move linearly, the stacking mechanism stacks the carton on the connecting line, and then the carton stacking vehicle is provided, movable stacking can be conducted, automatic carton stacking is achieved, and the carton stacking efficiency is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of carton palletizing, in particular to a carton palletizing vehicle. Background Art

[0002] In the prior art, cartons are common transportation packaging products in industrial applications. Most cartons in factories are stacked manually, which is inefficient and has high labor costs.

[0003] Therefore, how to provide a carton palletizer to achieve automated palletizing of cartons has become a technical problem that needs to be solved urgently. Utility Model Content

[0004] The technical problem to be solved by the utility model is how to provide a carton palletizing vehicle to realize automatic palletizing of cartons.

[0005] To this end, according to the first aspect, an embodiment of the utility model discloses a carton palletizer, comprising: a loading structure, a transport line, a connecting line, a stacking mechanism and a moving component, the loading structure being arranged perpendicular to the transport line, the loading structure being used to load cartons onto the transport line, the connecting line sliding through the transport line and receiving cartons transported by the transport line, the stacking mechanism, the transport line and the connecting line being located on the same straight line, the moving component being used to drive the stacking mechanism and the connecting line to move in a straight line, and the stacking mechanism being used to stack cartons on the connecting line.

[0006] The utility model is further configured as follows: the feeding structure includes: a first conveyor line, a second conveyor line and a third conveyor line which are arranged in sequence, the carton conveying height of the third conveyor line is higher than the carton conveying height of the first conveyor line, a lifting component is provided on the third conveyor line, the lifting component is used to drive the second conveyor line to perform lifting and lowering movements between the first conveyor line and the third conveyor line, a pushing component is provided at one end of the third conveyor line, and the pushing component is used to push the material on the third conveyor line for feeding.

[0007] The utility model is further configured such that the first conveying line comprises a first conveying frame, a plurality of first conveying rollers are arranged on the first conveying frame, and a first conveying motor for driving the first conveying rollers to rotate is installed on the first conveying frame.

[0008] The utility model is further configured such that the second conveyor line comprises a second conveyor frame, a plurality of second conveyor belts are arranged on the second conveyor frame, and a second conveyor motor for driving the second conveyor belts to move is installed on one side of the second conveyor frame.

[0009] The utility model is further configured that the third conveying line includes a third conveying frame, a plurality of third conveying rollers are arranged on the third conveying frame, and a third conveying motor for driving the third conveying rollers to rotate is installed on one side of the third conveying frame.

[0010] The utility model is further configured that the lifting assembly includes a lifting base plate, and a lifting cylinder for driving the second conveying line to perform lifting movement in a vertical direction is installed on the lifting base plate.

[0011] The utility model is further configured that the pushing assembly comprises a pushing cylinder, and a pushing plate is fixedly connected to the telescopic rod of the pushing cylinder.

[0012] The utility model is further configured that the transport line comprises a transport frame, a transport belt is wound on the transport frame, and a transport motor for driving the transport belt to move is installed on one side of the transport frame.

[0013] The utility model is further configured that a limiting component is installed on the transport frame, and the limiting component is used to limit the transport of the transport material on the transport belt so that multiple transport materials can be transported in sequence along the same straight line.

[0014] The utility model is further configured such that the limit assembly includes two limit plates arranged relatively parallel to each other, a limit seat is fixedly installed on the transport frame, a limit rod for driving the limit plate to move is installed on one side of the limit plate, the limit rod slides through the limit seat, and a fastening rod for tightening the limit rod is threadedly connected on the limit seat.

[0015] The utility model is further configured that the docking line includes a docking frame, a docking roller is installed at the bottom of the docking frame, a docking belt is wound on the docking frame, and a docking motor for driving the docking belt to move is installed on the docking frame.

[0016] The utility model is further configured as follows: the stacking mechanism includes a stacking machine frame and stacking pieces, a stacking roller is installed at the bottom of the stacking machine frame, and the stacking machine frame is provided with a rotating module, a moving module and a lifting module which are connected in sequence, the rotating module is used to drive the stacking piece to perform rotational motion, the moving module is used to drive the rotating module to perform linear motion, the lateral movement direction of the rotating module is perpendicular to the movement direction of the connecting line, the lifting module is used to drive the moving module to perform lifting motion in the vertical direction, and the stacking piece is used for vacuum adsorption of cartons.

[0017] The utility model is further configured that the stacking piece comprises a stacking platform, and a plurality of vacuum adsorption nozzles distributed in a matrix are installed on the stacking platform.

[0018] The utility model is further configured that the rotating module, the moving module and the lifting module are all driven by motors.

[0019] The utility model is further configured such that the moving component includes a first base frame and a second base frame arranged relatively to each other, a moving motor is installed on the second base frame, sprockets are rotatably connected to the first base frame and the second base frame, a chain fixedly connected to the connecting line is provided on the sprocket, and the moving motor is used to drive the sprocket to rotate so that the chain drives the connecting line to move.

[0020] The utility model has the following beneficial effects: cartons transported by a transport line are received by a connecting line, a mobile component drives the stacking mechanism and the connecting line to move in a straight line, the stacking mechanism stacks the cartons on the connecting line, and thus provides a carton stacking vehicle that can perform mobile stacking, realizes automated stacking of cartons, and improves the stacking efficiency of cartons. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a three-dimensional structural schematic diagram of a carton palletizer disclosed in this embodiment;

[0023] Figure 2 It is a structural schematic diagram of a loading structure in a carton palletizer disclosed in this embodiment;

[0024] Figure 3 It is a structural schematic diagram of a first conveyor line in a carton palletizer disclosed in this embodiment;

[0025] Figure 4 It is a partial structural schematic diagram of a loading structure in a carton palletizer disclosed in this embodiment;

[0026] Figure 5 It is a partial structural schematic diagram of a carton palletizer disclosed in this embodiment;

[0027] Figure 6 This is one of the schematic diagrams of the connection structure between the connecting line and the moving component in a carton pallet truck disclosed in this embodiment;

[0028] Figure 7This is the second schematic diagram of the connection structure between the connecting line and the moving component in a carton pallet truck disclosed in this embodiment;

[0029] Figure 8 It is a structural schematic diagram of a limit assembly in a carton palletizer disclosed in this embodiment;

[0030] Fig. 9 It is a schematic diagram of a partial explosion structure of a limiting component in a carton palletizer disclosed in this embodiment;

[0031] Fig.10 It is a structural schematic diagram of a stacking mechanism in a carton stacking vehicle disclosed in this embodiment;

[0032] Fig.11 It is a schematic structural diagram of a stacking piece in a carton stacking vehicle disclosed in this embodiment.

[0033] Figure numerals: 1, feeding structure; 11, first conveyor line; 111, first conveyor frame; 112, first conveyor roller; 113, first conveyor motor; 12, second conveyor line; 121, second conveyor frame; 122, second conveyor belt; 123, second conveyor motor; 13, third conveyor line; 131, third conveyor frame; 132, third conveyor roller; 133, third conveyor motor; 134, baffle; 135, material detection sensor; 14, lifting assembly; 141, lifting bottom plate; 142, lifting cylinder; 15, pushing assembly; 151, pushing cylinder; 152, pushing plate; 2, transport line; 21, transport frame; 2 2. Transport belt; 23. Transport motor; 24. Limiting assembly; 241. Limiting plate; 242. Limiting seat; 243. Limiting rod; 244. Fastening rod; 245. Baffle; 3. Connecting line; 31. Connecting rack; 32. Connecting roller; 33. Connecting belt; 34. Connecting motor; 4. Palletizing mechanism; 41. Palletizing rack; 42. Palletizing parts; 421. Palletizing platform; 422. Vacuum suction nozzle; 43. Palletizing roller; 44. Rotating module; 45. Moving module; 46. Lifting module; 5. Moving assembly; 51. First base frame; 52. Second base frame; 53. Moving motor; 54. Sprocket; 55. Chain; 6. Carton. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0035] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 it can be indirectly connected through an intermediate medium, it can also be the internal connection of two components, it can be a wireless connection, or it can be a wired connection. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0036] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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 limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0037] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0038] The utility model discloses a carton 6-palletizer, such as Figure 1-11 As shown, it includes: a feeding structure 1, a transport line 2, a connecting line 3, a stacking mechanism 4 and a moving component 5. The feeding structure 1 is vertically arranged to the transport line 2. The feeding structure 1 is used to feed the cartons 6 onto the transport line 2. The connecting line 3 slides through the transport line 2 and receives the cartons 6 transported by the transport line 2. The stacking mechanism 4, the transport line 2 and the connecting line 3 are located on the same straight line. The moving component 5 is used to drive the stacking mechanism 4 and the connecting line 3 to move in a straight line. The stacking mechanism 4 is used to stack the cartons 6 on the connecting line 3.

[0039] It should be noted that the cartons 6 transported by the transport line 2 are received by the docking line 3, the mobile component 5 drives the stacking mechanism 4 and the docking line 3 to move in a straight line, and the stacking mechanism 4 stacks the cartons 6 on the docking line 3, thereby providing a carton 6 stacking vehicle that can perform mobile stacking, realizes automated stacking of cartons 6, and improves the stacking efficiency of cartons 6.

[0040] As shown in the figure, the feeding structure 1 includes: a first conveyor line 11, a second conveyor line 12 and a third conveyor line 13 which are arranged in sequence. The conveying height of the carton 6 of the third conveyor line 13 is higher than the conveying height of the carton 6 of the first conveyor line 11. A lifting component 14 is provided on the third conveyor line 13. The lifting component 14 is used to drive the second conveyor line 12 to perform lifting and lowering movements between the first conveyor line 11 and the third conveyor line 13. A pushing component 15 is provided at one end of the third conveyor line 13. The pushing component 15 is used to push the material on the third conveyor line 13 for feeding.

[0041] It should be noted that the cartons 6 are transported in a straight line through the first conveyor line 11, and the lifting component 14 drives the second conveyor line 12 to perform lifting and lowering movements, receiving the cartons 6 on the first conveyor line 11 and transporting them to the third conveyor line 13; through the pushing action of the pushing component 15, the cartons 6 on the third conveyor line 13 are pushed to the transport line 2.

[0042] like Figure 1-4 As shown, the first conveyor line 11 includes a first conveyor frame 111, on which a plurality of first conveyor rollers 112 are provided, and a first conveyor motor 113 for driving the first conveyor rollers 112 to rotate is installed on the first conveyor frame 111. In the specific implementation process, the first conveyor motor 113 drives the first conveyor rollers 112 to rotate, driving the carton 6 to perform linear motion.

[0043] like Figure 4 As shown, the second conveyor line 12 includes a second conveyor frame 121, on which a plurality of second conveyor belts 122 are provided, and a second conveyor motor 123 for driving the second conveyor belt 122 to move is installed on one side of the second conveyor frame 121. In the specific implementation process, the second conveyor motor 123 drives the second conveyor belt 122 to move, receives the carton 6 on the first conveyor line 11, and transmits the carton 6 to the third conveyor line 13.

[0044] like Figure 1-4 As shown, the third conveyor line 13 includes a third conveyor frame 131, on which a plurality of third conveyor rollers 132 are arranged, and a third conveyor motor 133 for driving the third conveyor rollers 132 to rotate is installed on one side of the third conveyor frame 131. In the specific implementation process, a baffle 134 and a material detection sensor 135 are installed at one end of the third conveyor frame 131 relative to the second conveyor line 12. The baffle 134 is arranged to prevent the movement of the carton 6 on the third conveyor roller 132. When the material detection sensor 135 detects the carton 6, the pusher assembly 15 works to push the carton 6 onto the transport line 2.

[0045] like Figure 4As shown, the lifting assembly 14 includes a lifting bottom plate 141, on which a lifting cylinder 142 is installed for driving the second conveyor line 12 to perform lifting movement in the vertical direction. It should be noted that the second conveyor frame 121 is slidably connected to the lifting bottom plate 141, and the telescopic rod of the lifting cylinder 142 is fixedly connected to the second conveyor frame 121; through the lifting action of the lifting cylinder 142, the second conveyor frame 121 is driven to perform lifting movement, so as to facilitate lifting the carton 6.

[0046] like Figure 4 As shown, the pushing assembly 15 includes a pushing cylinder 151, and a pushing plate 152 is fixedly connected to the telescopic rod of the pushing cylinder 151. It should be noted that the pushing cylinder 151 is installed on one side of the third conveying frame 131, and the pushing action of the pushing cylinder 151 drives the pushing plate 152 to move, so as to push the carton 6 on the third conveying roller 132 to the transport line 2.

[0047] like Figure 1 , Figure 5 , Figure 6 and Figure 7 As shown, the transport line 2 includes a transport frame 21, on which a transport belt 22 is wound, and a transport motor 23 for driving the transport belt 22 to move is installed on one side of the transport frame 21. It should be noted that the transport belt 22 is driven to move by the driving action of the transport motor 23, driving the carton 6 to move and transporting it to the docking line 3.

[0048] like Figure 5 , Figure 8 and Fig. 9 As shown, a limiting assembly 24 is installed on the transport frame 21, and the limiting assembly 24 is used to limit the transport of the transport materials on the transport belt 22, so that multiple transport materials are transported in sequence along the same straight line. It should be noted that through the limiting effect of the limiting assembly 24, multiple transport materials are transported in sequence along the same straight line.

[0049] like Figure 5 , Figure 8 and Fig. 9 As shown, the limiting assembly 24 includes two limiting plates 241 arranged relatively parallel, a limiting seat 242 is fixedly installed on the transport frame 21, a limiting rod 243 for driving the limiting plate 241 to move is installed on one side of the limiting plate 241, the limiting rod 243 slides through the limiting seat 242, and a fastening rod 244 for pressing against the limiting rod 243 is threadedly connected on the limiting seat 242. In the specific implementation process, the limiting rod 243 is slidably engaged or fixedly connected with the limiting plate 241; a blocking piece 245 is installed at the end of the limiting plate 241, and the blocking piece 245 is made of elastic material.

[0050] It should be noted that the limiting plate 241 is moved by the limiting rod 243 , and the fastening rod 244 is pressed against the limiting rod 243 , so that the relative distance between the two limiting plates 241 can be adjusted to adapt to transportation lines of different widths.

[0051] like Figure 6 and Figure 7 As shown, the docking line 3 includes a docking frame 31, a docking roller 32 is installed at the bottom of the docking frame 31, a docking belt 33 is wound on the docking frame 31, and a docking motor 34 for driving the docking belt 33 to move is installed on the docking frame 31. It should be noted that the horizontal height of the docking belt 33 is lower than the horizontal height of the transport belt 22, and the docking motor 34 drives the docking belt 33 to move. The docking belt 33 receives the carton 6 transported by the transport line 2 and transports it to the stacking position.

[0052] like Figure 1 and Fig.10 As shown, the stacking mechanism 4 includes a stacking frame 41 and a stacking member 42. A stacking roller 43 is installed at the bottom of the stacking frame 41. The stacking frame 41 is provided with a rotating module 44, a moving module 45 and a lifting module 46 connected in sequence. The rotating module 44 is used to drive the stacking member 42 to rotate, and the moving module 45 is used to drive the rotating module 44 to move linearly. The lateral movement direction of the rotating module 44 is perpendicular to the moving direction of the docking line 3. The lifting module 46 is used to drive the moving module 45 to move up and down in the vertical direction. The stacking member 42 is used to vacuum absorb the carton 6. It should be noted that the docking frame 31 is fixedly connected to the stacking frame 41, and the stacking member 42 is driven to rotate by the rotating module 44. The moving module 45 and the lifting module 46 play a driving role. The cartons 6 on the docking belt 33 are vacuum absorbed by the stacking member 42, and are stacked to realize the loading of the cartons 6.

[0053] like Figure 1 , Fig.10 and Fig.11 As shown, the stacking member 42 includes a stacking platform 421, and a plurality of vacuum adsorption nozzles 422 distributed in a matrix are installed on the stacking platform 421. It should be noted that the arrangement of the vacuum adsorption nozzles 422 facilitates vacuum adsorption of the carton 6.

[0054] like Figure 1 and Fig.10 As shown, the rotating module 44, the moving module 45 and the lifting module 46 are all driven by motors.

[0055] like Figure 5-7As shown, the moving assembly 5 includes a first base frame 51 and a second base frame 52 that are relatively arranged, and a moving motor 53 is installed on the second base frame 52. Sprocket wheels 54 are rotatably connected to the first base frame 51 and the second base frame 52. The sprocket wheels 54 are provided with a chain 55 fixedly connected to the connecting line 3. The moving motor 53 is used to drive the sprocket wheels 54 to rotate, so that the chain 55 drives the connecting line 3 to move.

[0056] It should be noted that, through the driving action of the mobile motor 53, the sprocket 54 and the chain 55 are driven to move, and the chain 55 drives the docking line 3 to move. Since the docking frame 31 is fixedly connected to the palletizing machine frame 41, it drives the palletizing mechanism 4 to move, realizing mobile palletizing, which facilitates the loading of cartons 6.

[0057] Working principle: the cartons 6 transported by the transport line 2 are received by the docking line 3, the moving component 5 drives the stacking mechanism 4 and the docking line 3 to move in a straight line, the stacking mechanism 4 stacks the cartons 6 on the docking line 3, and thus a carton 6 stacking vehicle is provided, which can perform mobile stacking, realize automatic stacking of cartons 6, and improve the stacking efficiency of cartons 6.

[0058] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention of the utility model.

Claims

1. A carton palletizer, characterized in that: include: A feeding structure (1), a transport line (2), a connecting line (3), a stacking mechanism (4) and a moving assembly (5), wherein the feeding structure (1) is arranged perpendicularly to the transport line (2), the feeding structure (1) is used to feed cartons (6) onto the transport line (2), the connecting line (3) slides through the transport line (2) and receives cartons (6) transported by the transport line (2), the stacking mechanism (4), the transport line (2) and the connecting line (3) are located on the same straight line, the moving assembly (5) is used to drive the stacking mechanism (4) and the connecting line (3) to move in a straight line, and the stacking mechanism (4) is used to stack cartons (6) on the connecting line (3).

2. The carton palletizer according to claim 1, characterized in that: The feeding structure (1) comprises: a first conveyor line (11), a second conveyor line (12) and a third conveyor line (13) which are arranged in sequence, the cartons (6) conveying height of the third conveyor line (13) being higher than the cartons (6) conveying height of the first conveyor line (11), a lifting component (14) being provided on the third conveyor line (13), the lifting component (14) being used to drive the second conveyor line (12) to perform lifting movement between the first conveyor line (11) and the third conveyor line (13), a pushing component (15) being provided at one end of the third conveyor line (13), the pushing component (15) being used to push the material on the third conveyor line (13) for feeding.

3. The carton pallet truck according to claim 2, characterized in that: The first conveying line (11) comprises a first conveying frame (111), a plurality of first conveying rollers (112) are arranged on the first conveying frame (111), and a first conveying motor (113) for driving the first conveying rollers (112) to rotate is installed on the first conveying frame (111).

4. The carton palletizer according to claim 2, characterized in that: The second conveying line (12) comprises a second conveying frame (121), on which a plurality of second conveying belts (122) are arranged, and a second conveying motor (123) for driving the second conveying belts (122) to move is installed on one side of the second conveying frame (121).

5. The carton pallet truck according to claim 2, characterized in that: The third conveying line (13) comprises a third conveying frame (131), on which a plurality of third conveying rollers (132) are arranged, and a third conveying motor (133) for driving the third conveying rollers (132) to rotate is installed on one side of the third conveying frame (131).

6. The carton pallet truck according to claim 2, characterized in that: The lifting assembly (14) comprises a lifting base plate (141), on which a lifting cylinder (142) is mounted for driving the second conveying line (12) to perform lifting movement in a vertical direction.

7. The carton palletizer according to claim 2, characterized in that: The pushing assembly (15) comprises a pushing cylinder (151), and a pushing plate (152) is fixedly connected to the telescopic rod of the pushing cylinder (151).

8. The carton pallet truck according to any one of claims 1 to 7, characterized in that: The transport line (2) comprises a transport frame (21), a transport belt (22) is wound on the transport frame (21), and a transport motor (23) for driving the transport belt (22) to move is installed on one side of the transport frame (21).

9. The carton pallet truck according to claim 8, characterized in that: A limiting component (24) is installed on the transport frame (21), and the limiting component (24) is used to limit the transport of transport materials on the transport belt (22) so that multiple transport materials are transported in sequence along the same straight line.

10. The carton palletizer according to claim 9, characterized in that: The limiting assembly (24) comprises two limiting plates (241) arranged relatively parallel to each other, a limiting seat (242) is fixedly mounted on the transport frame (21), a limiting rod (243) for driving the limiting plate (241) to move is mounted on one side of the limiting plate (241), the limiting rod (243) slides through the limiting seat (242), and a fastening rod (244) for tightening the limiting rod (243) is threadedly connected to the limiting seat (242).

11. The carton palletizer according to any one of claims 1 to 7, characterized in that: The docking line (3) comprises a docking frame (31), a docking roller (32) is installed at the bottom of the docking frame (31), a docking belt (33) is wound on the docking frame (31), and a docking motor (34) for driving the docking belt (33) to move is installed on the docking frame (31).

12. The carton palletizer according to any one of claims 1 to 7, characterized in that: The stacking mechanism (4) comprises a stacking frame (41) and a stacking piece (42). A stacking roller (43) is installed at the bottom of the stacking frame (41). The stacking frame (41) is provided with a rotating module (44), a moving module (45) and a lifting module (46) which are connected in sequence. The rotating module (44) is used to drive the stacking piece (42) to perform a rotating motion. The moving module (45) is used to drive the rotating module (44) to perform a linear motion. The lateral movement direction of the rotating module (44) is perpendicular to the movement direction of the connecting line (3). The lifting module (46) is used to drive the moving module (45) to perform a lifting motion in the vertical direction. The stacking piece (42) is used to vacuum absorb the carton (6).

13. The carton palletizer according to claim 12, characterized in that: The stacking piece (42) comprises a stacking platform (421), on which a plurality of vacuum adsorption nozzles (422) distributed in a matrix are installed.

14. The carton palletizer according to claim 12, characterized in that: The rotating module (44), the moving module (45) and the lifting module (46) are all driven by motors.

15. The carton palletizer according to any one of claims 1 to 7, characterized in that: The moving assembly (5) comprises a first base frame (51) and a second base frame (52) which are arranged opposite to each other, a moving motor (53) is installed on the second base frame (52), sprockets (54) are rotatably connected to the first base frame (51) and the second base frame (52), a chain (55) fixedly connected to the connecting line (3) is provided on the sprocket (54), and the moving motor (53) is used to drive the sprocket (54) to rotate so that the chain (55) drives the connecting line (3) to move.