Paper packing machine for carton packaging and paper packing method

Abstract

The invention provides a paper packing machine for carton packing and a paper packing method, and solves the technical problems of low working efficiency, poor precision and poor labor intensity in the existing manual carton packing paper packing process, the paper packing machine comprises a paper feeding mechanism and a paper packing mechanism, the paper packing mechanism comprises a working frame, and a baffle is arranged at the front end of the working frame; a first containing groove and a second containing groove are formed in the baffle, a paper feeding groove is communicated between the first containing groove and the second containing groove, a lifting transmission assembly is arranged at the front end of the baffle and provided with a telescopic air cylinder, and the driving end of the telescopic air cylinder is connected with a lifting transmission roller. The lifting transmission roller is connected with the driven transmission roller through a crank arm gear seat and a first gear assembly, a conveying driving assembly is arranged on the inner side of the working frame, a paper clamping assembly is arranged below the conveying driving assembly, and the paper clamping assembly comprises a finger air cylinder and a splayed clamping jaw installed at the front end of the finger air cylinder. The device can be widely applied to the technical field of carton packaging.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of carton packing, and more particularly to a carton packing paper pad machine and a paper pad method. BACKGROUND

[0002] In the field of logistics transportation and commodity packaging, the carton packing paper pad technology is mainly used to enhance the compression resistance, moisture resistance and impact resistance of the carton, so as to ensure that the goods are not damaged during transportation. The traditional carton packing paper pad process mainly relies on manual operation, and the workers need to position and fit the paper pad by hand, which can only process 2-3 cartons per minute. This not only has low efficiency, but also has problems such as poor precision and high labor intensity. Therefore, it is urgent to develop a carton packing paper pad machine that meets the needs of industrial automation production. SUMMARY

[0003] To achieve the above-mentioned purpose, the technical scheme adopted by the application is to provide a carton packing paper pad machine and a paper pad method.

[0004] A carton packing paper pad machine, comprising a paper feeding mechanism and a paper pad mechanism, the paper pad mechanism comprising a workbench, both ends of the workbench are provided with baffles, the baffles are provided with a first accommodating groove in the shape of a semicircular arc and a second accommodating groove in the shape of a U-arc, the first accommodating groove is located below the second accommodating groove, and the first accommodating groove and the second accommodating groove are communicated, a paper feeding groove is communicated between the first accommodating groove and the second accommodating groove, the front end of the baffle is provided with a lifting transmission assembly, the lifting transmission assembly is provided with a telescopic cylinder, the telescopic cylinder is fixed on the baffle, the driving end of the telescopic cylinder is connected with a lifting transmission roller, the lifting transmission roller cooperates with the first accommodating groove and the second accommodating groove, the lifting transmission roller is connected with a driven transmission roller through a curved arm gear base and a gear assembly, the gear assembly is fixed on the inner side end of the curved arm gear base, the inner side of the workbench is provided with a transportation driving assembly, the lower side of the transportation driving assembly is provided with a paper pad clamping assembly, the paper pad clamping assembly comprises a finger cylinder and an eight-shaped clamping jaw mounted on the front end of the finger cylinder.

[0005] Preferably, the gear assembly comprises a first gear, a second gear, a third gear, a fourth gear and a fifth gear, the first gear is fixed on the lifting transmission roller, the first gear, the second gear, the third gear, the fourth gear and the fifth gear are sequentially engaged, the fifth gear is fixed on the driven transmission roller, the second gear, the third gear, the fourth gear and the fifth gear are fixed on the curved arm gear base and are distributed according to the curved arm gear base profile curve.

[0006] Preferably, the transport driving assembly comprises a first motor, an output end of the first motor is fixed with a driving wheel, both sides of the lifting transmission drum and the driven transmission drum are provided with a plurality of auxiliary transmission drums, both ends of each auxiliary transmission drum are provided with two driven wheels, the driven wheels between adjacent auxiliary transmission drums are connected through synchronous belts, the driving wheel is connected with the two driven wheels above it through a synchronous belt, and the two ends of the driven transmission drum are also provided with driven wheels, the driven wheels of the driven transmission drum are connected with the driven wheels of the auxiliary transmission drum on one side of the lifting transmission drum through a synchronous belt, and the driven wheels of the auxiliary transmission drum on one side of the driven transmission drum are connected with the driven wheels of the auxiliary transmission drum adjacent to the auxiliary transmission drum connected with the driven transmission drum through a synchronous belt.

[0007] Preferably, first tensioning support wheels are further arranged between the driven transmission drum and the auxiliary transmission drum, and second tensioning support wheels are arranged between the auxiliary transmission drums on both sides of the driven transmission drum.

[0008] Preferably, the paper skin clamping assembly is further provided with a linear motion module, the linear motion module is arranged at the lower end of the auxiliary transmission drum, a first connecting seat is fixed at the upper end of the linear motion module, finger air cylinders are arranged at both ends of the first connecting seat, and eight-shaped clamping jaws are arranged at the front ends of the finger air cylinders.

[0009] Preferably, the paper feeding mechanism comprises a material box, a first material pushing plate is arranged below the material box, a second material pushing plate is arranged above the first material pushing plate, openings are arranged below the front and rear sides of the material box, and the second material pushing plate is arranged at the opening on the rear side of the material box.

[0010] Preferably, the thickness of the opening is greater than the thickness of the paper skin and the second material pushing plate, and the length of the first material pushing plate is not less than the sum of the width of the material box and the second material pushing plate.

[0011] Preferably, a second motor is arranged below the first material pushing plate, an output end of the second motor is connected with a second connecting seat, and the second connecting seat is fixed below the first material pushing plate.

[0012] Preferably, guide rails are arranged on both sides of the second motor, sliding blocks are fixed on the guide rails, the sliding blocks are fixed on a rectangular hollow section steel, and the rectangular hollow section steel is fixed on a rack.

[0013] Meanwhile, the application provides a paper box packaging paper pad method, which adopts the paper box packaging paper pad machine, and specifically comprises the following steps: (1) After a plurality of layers of paper skins are placed in the material box, the second motor drives the first material pushing plate and the second material pushing plate to move towards the opening of the material box, and after the second material pushing plate enters the material box, the paper skin at the bottom layer is pushed out from the opening on the front side of the material box; (2) When the bottommost paper cover enters the paper slot, the linear motion module drives the finger cylinder to move towards the first pushing plate, the splayed clamping jaw clamps the paper cover and retreats, and at this time, one end of the paper cover is located above the lifting transmission cylinder; (3) The telescopic cylinder drives the lifting transmission cylinder to lift and rotate, drives the driven transmission cylinder to rotate through the gear assembly, and drives multiple auxiliary transmission cylinders to rotate through the first motor, when the carton is transported and moved on the multiple auxiliary transmission cylinders, the lifting transmission cylinder drives the paper cover to move to the upper end of the auxiliary transmission cylinder, and the carton moves under the paper cover.

[0014] The beneficial effects of the present application are: (1) The present application provides a paper cover padding machine for carton packaging, which is provided with a paper padding mechanism, the paper padding mechanism comprises a working frame, the working frame is provided with a baffle, the baffle is provided with a first accommodating groove and a second accommodating groove which are in communication, the front end of the baffle is provided with a lifting transmission assembly, the inner side of the working frame is provided with a transportation driving assembly, the lower side of the transportation driving assembly is provided with a paper cover clamping assembly, when the carton is transported on the working frame through the conveying assembly, the paper cover clamping assembly clamps the paper cover, the lifting transmission assembly cooperates with the first accommodating groove and the second accommodating groove to drive the paper cover from the lower side of the transportation driving assembly to the bottom of the carton, and the paper cover is transmitted synchronously with the carton, thereby completing the paper cover padding step, through the cooperative operation of the lifting transmission assembly, the transportation driving assembly and the paper cover clamping assembly, the effect of synchronous paper cover padding during the transportation of the carton is realized, the efficiency of carton packaging and paper cover padding is greatly improved, the overall carton packaging time is shortened, and the production cost is reduced.

[0015] (2) The present application provides a paper cover padding machine for carton packaging, which is provided with a paper feeding mechanism, the paper feeding mechanism comprises a material box, the lower side of the material box is provided with a first pushing plate and a second pushing plate, the lower side of the front and rear sides of the material box is provided with an opening, the rear side of the material box is provided with an adjusting plate, the adjusting plate can appropriately adjust the size of the opening, so that the second pushing plate can pass through the opening while ensuring that only the bottommost paper cover is pushed out. This structure design not only improves the paper feeding efficiency, but also ensures the accuracy of paper feeding, further improves the efficiency of carton packaging and paper cover padding, and is widely applicable to industrial production. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative labor.

[0017] Figure 1 It is a schematic diagram of the overall structure of the present application; Figure 2It is a structure schematic view of the paper pad mechanism in the application; Figure 3 It is a structure view of the paper pad mechanism (remove the baffle) in the application; Figure 4 It is a bottom view of the paper pad mechanism in the application; Figure 5 It is a structure schematic view of the gear assembly in the application; Figure 6 It is a structure schematic view of the paper feeding mechanism in the application; Figure 7 It is a structure schematic view of the paper feeding mechanism (remove the rack) in the application; Figure 8 It is a side view of the paper feeding mechanism in the application.

[0018] In the drawings, various reference signs represent: 1, workbench; 2, baffle; 3, first containing groove; 4, second containing groove; 5, paper feeding groove; 6, telescopic air cylinder; 7, lifting transmission roller; 8, curved arm gear base; 9, driven transmission roller; 10, linear motion module; 11, finger air cylinder; 12, eight-shaped clamping jaw; 13, first gear; 14, second gear; 15, third gear; 16, fourth gear; 17, fifth gear; 18, first motor; 19, second motor; 20, auxiliary transmission roller; 21, synchronous belt; 22, first tensioning support wheel; 23, second tensioning support wheel; 24, material box; 25, first material pushing plate; 26, second material pushing plate; 27, adjusting plate; 28, guide rail; 29, sliding block; 30, rack; 31, first connecting base; 32, paper skin; 33, second connecting base. DETAILED DESCRIPTION

[0019] In order to make the technical problems, technical solutions and beneficial effects of the present application clearer, the present application will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0020] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0021] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0022] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise explicitly and specifically limited.

[0023] Please refer to Figure 1 and Figure 2 , now a kind of paper box packing paper pad machine 32 provided by the embodiment of the present application will be described. The paper box packing paper pad machine, including paper feeding mechanism and paper padding mechanism, paper padding mechanism includes working frame 1, both ends of working frame 1 are provided with baffle 2, first accommodating groove 3 in the form of semicircular arc and second accommodating groove 4 in the form of U arc are opened on baffle 2, first accommodating groove 3 is located below second accommodating groove 4, and first accommodating groove 3 and second accommodating groove 4 are communicated, first accommodating groove 3 and second accommodating groove 4 are connected with paper feeding groove 5, the front end of baffle 2 is provided with lifting transmission assembly, lifting transmission assembly is provided with telescopic cylinder 6, telescopic cylinder 6 is fixed on baffle 2, the driving end of telescopic cylinder 6 is connected with lifting transmission cylinder 7, lifting transmission cylinder 7 cooperates with first accommodating groove 3 and second accommodating groove 4, lifting transmission cylinder 7 is connected with driven transmission cylinder 9 through curved arm gear seat 8 and gear assembly, gear assembly is fixed on the inner side end of curved arm gear seat 8. The inner side of working frame 1 is provided with transportation driving assembly, the lower side of transportation driving assembly is provided with paper skin clamping assembly, paper skin clamping assembly includes finger cylinder 11 and eight-shaped clamping jaw 12 installed at the front end of finger cylinder 11.

[0024] Through the cooperation of lifting transmission assembly, transportation driving assembly and paper skin clamping assembly, the paper box is conveyed on working frame 1 by transportation driving assembly at the same time, the paper skin clamping assembly clamps the paper skin 32, and the paper skin 32 is padded at the bottom of the moving paper box under the cooperation of lifting transmission assembly, first accommodating groove 3 and second accommodating groove 4, and the paper box is conveyed synchronously, which realizes the effect of synchronous paper padding during transportation, greatly improves the efficiency of paper box packing paper padding, shortens the overall packing time of paper box and reduces the production cost.

[0025] Among them, such as Figure 5As shown, the gear assembly includes a first gear 13, a second gear 14, a third gear 15, a fourth gear 16 and a fifth gear 17. The first gear 13 is fixed to the lifting transmission roller 7, the first gear 13 is meshed with the second gear 14, the second gear 14 is meshed with the third gear 15, the third gear 15 is meshed with the fourth gear 16, the fourth gear 16 is meshed with the fifth gear 17, and the fifth gear 17 is fixed to the driven transmission roller 9, and the first gear, the second gear 14, the third gear 15, the fourth gear 16 and the fifth gear 17 are all fixed. On the crank arm gear seat 8, and according to the outer curve distribution of the crank arm gear seat 8, the telescopic cylinder 6 is started, driving the lifting transmission roller 7 to move from the first accommodating slot 3 to the second accommodating slot 4, to realize the lifting and lowering of the lifting transmission roller 7. At the same time, due to the curved lifting and lowering movement of the lifting transmission roller 7, the first gear 13 and the second gear 14, the third gear 15, the fourth gear 16 and the fifth gear 17 are engaged with each other for transmission, so that when the lifting transmission roller 7 is lifted and lowered, itself and the driven transmission roller 9 also rotate, thereby facilitating the padding of the cardboard 32 at the bottom of the carton.

[0026] Among them, Figure 4 As shown, the transport drive assembly includes a first motor 18, which is fixed on the baffle 2, and a driving wheel is fixed to the output end of the first motor 18. A plurality of auxiliary drive rollers 20 are provided on both sides of the lifting drive roller 7 and the driven drive roller 9, and two driven wheels are provided at both ends of each auxiliary drive roller 20, and the driven wheels between adjacent auxiliary drive rollers 20 are connected by a synchronous belt 21, the driving wheel is connected to the two driven wheels above it through the synchronous belt 21, and driven wheels are also provided at both ends of the driven drive roller 9, the driven wheel of the driven drive roller 9 is connected to the driven wheel of the auxiliary drive roller 20 located on one side of the lifting drive roller 7 through the synchronous belt 21, and the driven wheel of the auxiliary drive roller 20 on one side of the driven drive roller 9 is connected to the driven wheel of the auxiliary drive roller 20 adjacent to the auxiliary drive roller 20 connected to the driven drive roller 9 through the synchronous belt 21.

[0027] Furthermore, a first tensioning support wheel 22 is provided between the driven transmission roller 9 and the auxiliary transmission roller 20, and a second tensioning support wheel 23 is provided between the auxiliary transmission rollers 20 on both sides of the driven transmission roller 9, both of which are used to maintain the predetermined trajectory of the synchronous belt 21, prevent sagging or deviation, and play a role of tension support.

[0028] Further, if Figure 3 As shown, the cardboard clamping assembly is provided with a linear motion module 10, which is arranged at the lower end of the auxiliary drive roller 20. The upper end of the linear motion module 10 is fixed with a first connecting seat 31. Finger cylinders 11 are provided at both ends of the first connecting seat 31. The front end of the finger cylinder 11 is provided with an eight-shaped clamping claw 12. The linear motion module 10 drives the finger cylinder 11 to reciprocate, and the eight-shaped clamping claw 12 is used to clamp the cardboard 32.

[0029] In actual production, the first motor 18 drives the driving wheel to rotate, the driving wheel drives the two driven wheels connected thereto to rotate, thereby driving the two auxiliary transmission drums 20 to rotate, and further driving the auxiliary transmission drums 20 on one side of the driven transmission drum 9 to rotate synchronously. In addition, with the lifting and rotating of the lifting transmission drum 7, the driven transmission drum 9 is driven to rotate, thereby driving the auxiliary transmission drums 20 connected thereto to rotate. Since the two adjacent auxiliary transmission drums 20 are connected through the synchronous belt 21, the auxiliary transmission drums 20 on one side of the lifting transmission drum 7 are driven to rotate. Through the above structural design, the starting of the first motor 18 can drive multiple auxiliary transmission drums 20 to rotate synchronously, thereby achieving the purpose of carton transportation. In the process of carton transportation, the paper skin 32 is sent to the bottom of the carton and transported to the next station together with the carton with the lifting and rotating of the lifting transmission drum 7.

[0030] In one embodiment, as shown in Figures 6-7 The paper feeding mechanism includes a material box 24 for placing multiple layers of paper skin 32. A first pushing plate 25 is arranged below the material box 24, and a second pushing plate 26 is arranged above the first pushing plate 25. Openings are arranged below the front and rear sides of the material box 24. The second pushing plate 26 is located at the opening on the rear side of the material box 24. The thickness of the opening is greater than the thickness of the paper skin 32 and the second pushing plate 26, and the length of the first pushing plate 25 is not less than the sum of the width of the material box 24 and the second pushing plate 26. An adjusting plate 27 is arranged on the rear side of the material box 24. The adjusting plate 27 can appropriately adjust the size of the opening, facilitate the application of paper skin 32 of different thicknesses, and thereby ensure that the second pushing plate 26 passes through the opening while only the bottom layer of paper skin 32 is pushed out.

[0031] Further, as shown in Figure 8 The first pushing plate 25 is provided with a second motor 19 below. The output end of the second motor 19 is connected to a second connecting seat 33, and the second connecting seat 33 is fixed below the first pushing plate 25.

[0032] In actual production, the second motor 19 operates to drive the first pushing plate 25 to move, the first pushing plate 25 drives the second pushing plate 26 to move to the opening of the material box 24, the second pushing plate 26 pushes the paper skin 32 at the bottom layer out of the opening at the front side of the paper box after entering the material box 24, the paper skin 32 at the bottom layer moves to the direction of the paper feeding slot 5 along with the first pushing plate 25, and the position of the original paper skin 32 at the bottom layer is occupied by the second pushing plate 26.

[0033] Further, the two sides of the second motor 19 are provided with guide rails 28, the guide rails 28 are fixed with sliding blocks 29, the sliding blocks 29 are fixed on the rectangular hollow section steel, and the rectangular hollow section steel is fixed on the rack 30, so as to ensure the stability of the running track of the first pushing plate 25 and the second pushing plate 26.

[0034] Further, the feeding slot of the baffle 2 is provided with a gap for compensating the passing of the guide rail 28.

[0035] Meanwhile, the application provides a paper skin padding method for paper box packaging, and the specific steps are as follows: (1) After the multiple paper skins 32 are put into the material box 24, the second motor 19 operates to drive the first pushing plate 25 to move, the first pushing plate 25 drives the second pushing plate 26 to move to the opening of the material box 24, the second pushing plate 26 pushes the paper skin 32 at the bottom layer out of the opening at the front side of the material box 24 after entering the material box 24, the paper skin 32 at the bottom layer moves to the direction of the paper feeding slot 5 along with the first pushing plate 25, and the position of the original paper skin 32 at the bottom layer is occupied by the second pushing plate 26.

[0036] (2) When the paper skin 32 at the bottom layer enters the paper feeding slot 5, the straight line motion module 10 drives the finger air cylinder 11 to move to the direction of the first pushing plate 25, the eight-shaped clamping jaw 12 clamps the paper skin 32 and retreats, and at this time, one end of the paper skin 32 is located above the lifting transmission roller 7, at the same time, the second motor 19 drives the first pushing plate 25 to retreat, the second pushing plate 26 simultaneously exits from the rear opening, and the paper skin 32 at the second layer from the bottom moves downward to be the paper skin 32 at the bottom layer.

[0037] (3) At the same time, the telescopic air cylinder 6 drives the lifting transmission cylinder 7 to lift and rotate, drives the driven transmission cylinder 9 to rotate through the gear assembly, and the first motor 17 drives a plurality of auxiliary transmission cylinders 20 to rotate through the synchronous belt 21; when the carton is transported and moved on the plurality of auxiliary transmission cylinders 20, the lifting transmission cylinder 7 drives the paper skin 32 to move to the upper end of the auxiliary transmission cylinder 20, and the paper skin 32 is completed under the carton, and the operation of the paper skin 32 is completed.

[0038] It is worth mentioning that the telescopic air cylinder 6, the first motor 17, the second motor 19 and the linear motion module 10 mentioned in the application are controlled and operated by an external PCT control system.

[0039] The above only describes the preferred embodiment of the present application and is not used to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A paper padding machine for carton packaging, comprising a paper feeding mechanism and a paper padding mechanism, characterized in that: The paper padding mechanism includes a working frame, both ends of the working frame are provided with baffles, the baffle is provided with a first semicircular accommodating groove and a second U-arc accommodating groove, the first accommodating groove is located below the second accommodating groove, and the first accommodating groove and the second accommodating groove are communicated, the first accommodating groove and the second accommodating groove are connected to the paper feed slot, the front end of the baffle is provided with a lifting transmission assembly, the lifting transmission assembly is provided with a telescopic cylinder, the telescopic cylinder is fixed to the baffle, the driving end of the telescopic cylinder is connected to a lifting transmission roller, the lifting transmission roller and the first accommodating groove and the second accommodating groove cooperate, the lifting transmission roller is connected to the driven transmission roller through a crank gear seat and a gear assembly, the gear assembly is fixed to the inner end of the crank gear seat, the inner side of the working frame is provided with a transport drive assembly, and a paper clipping assembly is provided below the transport drive assembly, and the paper clipping assembly includes a finger cylinder and an eight-shaped clamp installed at the front end of the finger cylinder.

2. The paper packing machine for carton packaging according to claim 1, characterized in that: The gear assembly includes a first gear, a second gear, a third gear, a fourth gear and a fifth gear. The first gear is fixed on the lifting transmission roller. The first gear, the second gear, the third gear, the fourth gear and the fifth gear are meshed in sequence. The fifth gear is fixed on the driven transmission roller. The second gear, the third gear, the fourth gear and the fifth gear are fixed on the crank arm gear seat and are distributed according to the outer curve of the crank arm gear seat.

3. The paper packing machine for carton packaging according to claim 1, characterized in that: The transport drive assembly includes a first motor, a driving wheel is fixed to the output end of the first motor, and multiple auxiliary transmission rollers are provided on both sides of the lifting transmission roller and the driven transmission roller, two driven wheels are provided at both ends of each auxiliary transmission roller, and the driven wheels between adjacent auxiliary transmission rollers are connected by a synchronous belt, the driving wheel is connected to the two driven wheels above it through a synchronous belt, and driven wheels are also provided at both ends of the driven transmission roller, the driven wheel of the driven transmission roller is connected to the driven wheel of the auxiliary transmission roller located on one side of the lifting transmission roller through a synchronous belt, and the driven wheel of the auxiliary transmission roller on one side of the driven transmission roller is connected to the driven wheel of the auxiliary transmission roller adjacent to the auxiliary transmission roller connected to the driven transmission roller through a synchronous belt.

4. The paper packing machine for carton packaging according to claim 3, characterized in that: A first tensioning support wheel is further provided between the driven transmission roller and the auxiliary transmission roller, and a second tensioning support wheel is provided between the auxiliary transmission rollers on both sides of the driven transmission roller.

5. The paper packing machine for carton packaging according to claim 1, characterized in that: The cardboard clamping assembly is also provided with a linear motion module, which is arranged at the lower end of the auxiliary transmission roller. The upper end of the linear motion module is fixed with a first connecting seat. Finger cylinders are provided at both ends of the first connecting seat, and an eight-shaped clamp is provided at the front end of the finger cylinder.

6. The paper packing machine for carton packaging according to claim 1, characterized in that: The paper feeding mechanism includes a material box, a first push plate is provided below the material box, a second push plate is provided above the first push plate, openings are provided below the front and rear sides of the material box, and the second push plate is located at the rear opening of the material box.

7. The paper packing machine for carton packaging according to claim 6, characterized in that: The thickness of the opening is greater than the thickness of the cardboard and the second push plate, and the length of the first push plate is not less than the sum of the width of the material box and the second push plate.

8. The paper packing machine for carton packaging according to claim 7, characterized in that: A second motor is provided below the first push plate, an output end of the second motor is connected to a second connecting seat, and the second connecting seat is fixed below the first push plate.

9. The paper packing machine for carton packaging according to claim 8, characterized in that: Guide rails are provided on both sides of the second motor, sliders are fixed on the guide rails, the sliders are fixed on rectangular hollow steel sections, and the rectangular hollow steel sections are fixed on the frame.

10. A paper lining method for carton packaging, using the paper lining machine for carton packaging according to claims 1-9, characterized in that: The steps include: (1) After multiple layers of cardboard are placed in the material box, the second motor drives the first and second push plates to move toward the opening of the material box. After the second push plate enters the material box, it pushes the cardboard at the bottom layer out of the opening on the front side of the material box; (2) When the bottom layer of cardboard enters the paper feed slot, the linear motion module drives the finger cylinder to move toward the first push plate, and the eight-shaped gripper clamps the cardboard and retreats, and at this time one end of the cardboard is located above the lifting transmission roller; (3) The telescopic cylinder drives the lifting transmission roller to lift and rotate, and drives the driven transmission roller to rotate through the gear assembly. The first motor drives multiple auxiliary transmission rollers to rotate. When the carton is transported and moved on multiple auxiliary transmission rollers, the lifting transmission roller drives the cardboard to move to the upper end of the auxiliary transmission roller, and is placed under the carton as the carton moves.

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