Automatic carton assembling machine and carton forming method

Abstract

The application belongs to the technical field of automation equipment, and particularly relates to an automatic box assembling machine and a paper box forming method, which comprises a paperboard stock bin, a paperboard conveying mechanism located at one side of the paperboard stock bin, and a paperboard taking mechanism reciprocally moving between the paperboard stock bin and the paperboard conveying mechanism. The conveying direction of the paperboard conveying mechanism is sequentially provided with a first longitudinal gluing mechanism, a longitudinal cushion block sticking mechanism, a first transverse gluing mechanism, a transverse cushion block sticking mechanism, a second transverse gluing mechanism, a transverse edge folding mechanism, a second longitudinal gluing mechanism, a longitudinal edge folding mechanism and a forming mechanism. The automatic box assembling machine realizes the full-automatic production of the paper box, reduces the number of workers, saves the labor cost, and the automatic gluing, cushion block sticking, edge folding and forming processes make the paper box bear uniform stress in the production process, reduce the proportion of defective products, and significantly improve the production of the paper box forming in unit time.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of automation equipment, in particular to an automatic box assembling machine and a paper box forming method. BACKGROUND

[0002] With the emergence of consumer goods, the packaging industry has entered a stage of rapid development, among which the application of packaging boxes is becoming more and more common. Packaging goods with packaging boxes not only has the functions of storage and moisture-proof, but also can improve the added value of goods, making the goods look high-grade and thus stimulating the purchasing power of consumers.

[0003] In the existing paper box forming production process, manual paper box forming technology is usually adopted. The manual paper box forming steps mainly include: manual feeding, machine spraying first glue, manual pasting of horizontal and vertical pads, manual second glue coating, manual folding of paper board into a paper box, manual glue coating and pasting in the gap of the paper box, manual grinding of the edge of the paper box with a grinding tool, and finally paper box forming. The above-mentioned manual paper box forming production process is complicated, in order to fully ensure the forming quality of the paper box, the forming speed of the paper box completed by the staff is slow, and long-time repetitive labor is easy to be tired, so the production efficiency is not high.

[0004] Based on the above technical problems, it is urgent to design an automatic box assembling machine to realize the full automation of paper box production. SUMMARY

[0005] To solve the problems in the above background art, the present application provides an automatic box assembling machine and a paper box forming method, which realizes the full automation of the paper box forming process, reduces the number of manual workers and saves the labor cost.

[0006] The first object of the present application is to provide an automatic box assembling machine, which comprises a paper board stock bin, a paper board conveying mechanism located on one side of the paper board stock bin, and a paper board taking mechanism reciprocally moving between the paper board stock bin and the paper board conveying mechanism, wherein:

[0007] The conveying direction of the paper board conveying mechanism is sequentially provided with a first longitudinal glue coating mechanism, a longitudinal pad pasting mechanism, a first horizontal glue coating mechanism, a horizontal pad pasting mechanism, a second horizontal glue coating mechanism, a horizontal edge folding mechanism, a second longitudinal glue coating mechanism, a longitudinal edge folding mechanism, and a forming mechanism;

[0008] The longitudinal pad pasting mechanism and the horizontal pad pasting mechanism each comprise a pad feeding assembly and pad storage assemblies located on both sides of the pad feeding assembly. The pad storage assembly comprises a fixed plate located on one side of the paper board conveying mechanism, a first air cylinder located on the fixed plate and a pad storage bin, a connecting rod fixed to the extension end of the first air cylinder, and a shovel fixed to the connecting rod. The shovel is oppositely arranged with the pad storage bin, and the shovel pushes the pads in the pad storage bin to a pad feeding position. The pad feeding assembly moves the pads at the pad feeding position to the paper board.

[0009] Further, the fixing plate is provided with a cushion limiting strip on the opposite side of the cushion storage bin, the shovel pushes the cushion from the cushion storage bin to the cushion feeding position, and the cushion abuts against the boundary of the cushion limiting strip; the two sides of the cushion feeding position are provided with a second cylinder, the extension end of the second cylinder is fixedly connected with a movable rod, and the two movable rods move inwardly to abut against the boundary of the cushion.

[0010] Further, the cushion feeding assembly comprises a first fixing frame arranged on the paperboard conveying mechanism, a first motor mounted on the first fixing frame, a rotating shaft in transmission connection with the first motor, and a sliding rod connected with the rotating shaft, and a cushion claw is slidably connected on the sliding rod.

[0011] Further, the paperboard storage bin comprises a storage bin mounting frame, two vertical sliding rails fixed on the storage bin mounting frame, a sliding block slidably connected on the sliding rails, and a horizontal support plate fixed on the sliding block, both sides of the horizontal support plate are fixed with a baffle assembly, the storage bin mounting frame is provided with a fixed shaft, and the two baffle assemblies are slidably connected on the fixed shaft, and the sliding block is driven by a belt transmission assembly to slide up and down along the sliding rails.

[0012] Further, the paperboard taking mechanical hand comprises a track arranged along the conveying direction, a sliding support slidably connected on the track, and a suction disc assembly arranged below the sliding support, a third cylinder is fixed on the sliding support, the extension end of the third cylinder penetrates through the sliding support and is connected with the suction disc assembly, guide cylinders are fixed on both sides of the third cylinder on the sliding support, a guide rod is fixed on the suction disc assembly, and the guide rod moves up and down in the guide cylinders.

[0013] Further, the first longitudinal glue coating mechanism and the first transverse glue coating mechanism each comprise a first cross beam arranged on the paperboard conveying mechanism to move up and down, a first transverse sliding rail fixed on the first cross beam, two longitudinal glue coating machines slidably connected on the first transverse sliding rail of the first longitudinal glue coating mechanism, and two transverse glue coating machines slidably connected on the first transverse sliding rail of the first transverse glue coating mechanism.

[0014] Further, the transverse edge folding mechanism comprises a second fixing frame arranged on the paperboard conveying mechanism, a fourth cylinder fixed on the second fixing frame, a horizontal fixing plate fixedly connected with the extension end of the fourth cylinder, paperboard fixing blocks fixed on the longitudinal two ends of the horizontal fixing plate, fifth cylinders fixed on the longitudinal two ends of the horizontal fixing plate, lower pressing blocks fixed on the extension ends of the fifth cylinders, the lower pressing blocks move up and down under the driving of the fifth cylinders, and an edge folding block is arranged below each of the two lower pressing blocks, the edge folding blocks move up and down on the paperboard conveying mechanism, and when the paperboard fixing blocks press the paperboard, the edge folding blocks move upward to fold the edges of the paperboard on the paperboard conveying mechanism.

[0015] Further, the third transverse gluing mechanism and the third longitudinal gluing mechanism are further arranged between the longitudinal folding mechanism and the forming mechanism, the third transverse gluing mechanism is the same as the first transverse gluing mechanism, and the third longitudinal gluing mechanism is the same as the first longitudinal gluing mechanism.

[0016] Further, the forming mechanism comprises a mounting frame arranged on the paperboard conveying mechanism, a sixth cylinder fixed on the mounting frame, and a paper box stamping module fixedly connected with the sixth cylinder.

[0017] Compared with the prior art, the automatic box assembling machine has the following beneficial effects:

[0018] (1) The automatic box assembling machine can realize the paperboard gluing, bonding, folding and forming processes through the machine, realizes the full automation of the paper box production, saves the labor cost, and the forming quality of the paper box is consistent and the defective rate is low.

[0019] (2) When the gasket needs to be fed, the first cylinder drives the connecting rod to move in the direction of the gasket storage bin, the connecting rod drives the shovel to move, the shovel pushes the gasket forward to abut against the boundary of the gasket limiting strip, at the same time, the movable rod also moves forward under the pushing of the second cylinder to clamp the gasket on the gasket feeding position, preventing the gasket from shifting; when the gasket needs to be pasted on the paperboard, the shovel and the movable rod are loosened at the same time under the joint action of the first cylinder and the second cylinder, and the gasket feeding assembly takes away the gasket; the whole gasket feeding process does not need manual intervention, and the positioning of the gasket is accurate, avoiding the deviation of the gasket in the pasting process, and indirectly improving the quality of the finished product.

[0020] (3) The transverse folding mechanism and the longitudinal folding mechanism are provided with a pressing block and a paperboard fixing block, and a folding block that can be popped out and retracted is arranged below the operation surface, the longitudinal and transverse folding of the paperboard is realized through the integration of the above structure, the whole folding process is rapid and the degree of automation is high.

[0021] The second object of the present application is to provide a paper box forming method, comprising the following steps:

[0022] S1: Put the paperboard into the paperboard bin of the box assembling machine, and the paperboard feeding manipulator conveys the paperboard in the paperboard bin to the paperboard conveying mechanism;

[0023] S2: The first longitudinal gluing mechanism glues the paperboard longitudinally, and the paperboard conveying mechanism conveys the paperboard to the lower side of the longitudinal gasket pasting mechanism;

[0024] S3: The longitudinal pad pasting mechanism automatically pastes longitudinal pads on the paperboard, and the paperboard conveying mechanism conveys the paperboard to below the first transverse gluing mechanism;

[0025] S4: The first transverse gluing mechanism performs transverse gluing on the paperboard, and the paperboard conveying mechanism conveys the paperboard to below the transverse pad pasting mechanism;

[0026] S5: The transverse pad pasting mechanism automatically pastes transverse pads on the paperboard, and the paperboard conveying mechanism conveys the paperboard to below the second transverse gluing mechanism;

[0027] S6: The second transverse gluing mechanism performs transverse gluing on the paperboard, and the paperboard conveying mechanism conveys the paperboard to below the 5 transverse edge folding mechanism;

[0028] S7: The transverse edge folding mechanism folds two transverse edges of the paperboard, and the paperboard conveying mechanism conveys the paperboard to below the

[0029] second longitudinal gluing mechanism;

[0030] S8: The second longitudinal gluing mechanism performs longitudinal gluing on the paperboard, and the paperboard conveying mechanism conveys the paperboard to below the

[0031] transverse edge folding mechanism;

[0032] 0S9: The transverse edge folding mechanism folds two longitudinal edges of the paperboard, and the paperboard conveying mechanism conveys the paperboard to below the third transverse gluing mechanism and the third longitudinal gluing mechanism, respectively performs transverse and longitudinal gluing, and then conveys the paperboard to below the forming mechanism;

[0033] S10: The forming mechanism punches and shapes the folded paperboard.

[0034] The application of the above method for paper box forming has consistent forming quality, and the entire forming process does not need human intervention, the output of paper box forming per unit time is obviously improved, the production process is simplified, and the value-added of the enterprise is realized. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, 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 only only some embodiments of the present application, and for those skilled in the art, under the premise of not paying creative labor, still can obtain other drawings from these drawings.

[0036] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, 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 only only some embodiments of the present application, and for those skilled in the art, under the premise of not paying creative labor, still can obtain other drawings from these drawings.

[0037] Figure 1 is the overall structure diagram of the automatic box assembling machine of the present application;

[0038] Figure 2 For Figure 1 A enlarged view of the middle A part;

[0039] Figure 3 The structure diagram of the cushion block storage assembly of the automatic box assembling machine of the present application (one);

[0040] Figure 4 The structure diagram of the cushion block storage assembly of the automatic box assembling machine of the present application (two);

[0041] Figure 5 The structure diagram of the paperboard storage bin and paperboard taking mechanical hand of the automatic box assembling machine of the present application;

[0042] Figure 6 The structure diagram of the transverse edge folding mechanism of the automatic box assembling machine of the present application;

[0043] Figure 7 The partial structure diagram of the automatic box assembling machine of the present application;

[0044] Figure 8 The structure diagram of the cushion block feeding assembly of the automatic box assembling machine of the present application;

[0045] Figure 9 The structure diagram of the forming mechanism of the automatic box assembling machine of the present application;

[0046] Wherein: 1-paperboard silo, 101-silo mounting frame, 102-slideway, 103-horizontal support plate, 104-baffle assembly, 105-fixed shaft; 2-paperboard taking mechanical hand, 201-track, 202-sliding support, 203-suction cup assembly, 204-third cylinder, 205-guide cylinder, 206-guide rod; 3-first longitudinal gluing mechanism, 301-first crossbeam, 302-first transverse slideway, 303-longitudinal gluing machine; 4-longitudinal cushion block pasting mechanism, 41-cushion block feeding assembly, 411-first fixed frame, 412-first motor, 413-slidewire, 414-cushion block clamping jaw, 42-cushion block storage assembly, 421-fixed plate, 422-first cylinder, 423-cushion block storage bin, 424-connecting rod, 425-spatula, 426-cushion block limiting strip, 427-second cylinder, 428-moving rod, 43-longitudinal cushion block mounting and fixing assembly, 431-L-shaped connecting rod, 432-roller; 5-first transverse gluing mechanism; 6-transverse cushion block pasting mechanism; 7-second transverse gluing mechanism; 8-transverse flanging mechanism, 801-second fixed frame, 802-fourth cylinder, 803-horizontal fixed plate, 804-paperboard fixing block, 805-fifth cylinder, 806-pressing block, 807-flanging block; 9-second longitudinal gluing mechanism; 10-longitudinal flanging mechanism; 11-third transverse gluing mechanism; 12-third longitudinal gluing mechanism; 13-forming mechanism, 131-mounting frame, 132-sixth cylinder, 133-paper box stamping module, 134-fixed shaft, 135-discharging guide rail; 14-metal block; 15-operation surface; 16-paperboard. DETAILED DESCRIPTION

[0047] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0048] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application. Figure 1 to the drawings in the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application. Figure 9 The present application will be described in detail below with reference to the drawings and specific embodiments.

[0049] For example, Figures 1-9As shown, the present application provides an automatic box assembling machine, which comprises a paperboard stock bin 1, a paperboard conveying mechanism located at one side of the paperboard stock bin 1, and a paperboard taking mechanical arm 2 reciprocally moving between the paperboard stock bin 1 and the paperboard conveying mechanism, wherein: the conveying direction of the paperboard conveying mechanism is sequentially provided with a first longitudinal gluing mechanism 3, a longitudinal cushion block pasting mechanism 4, a first transverse gluing mechanism 5, a transverse cushion block pasting mechanism 6, a second transverse gluing mechanism 7, a transverse edge folding mechanism 8, a second longitudinal gluing mechanism 9, a longitudinal edge folding mechanism 10, and a forming mechanism 11; each of the above mechanisms is arranged on an operation surface, and the paperboard conveying mechanism reciprocally moves on the operation surface to convey the paperboard to each processing position in sequence; the paperboard conveying mechanism in the embodiment comprises a metal block 14 corresponding to each mechanism, the metal block 14 is driven to reciprocally move by a slide rail to realize the forward pushing of the paperboard to each station; when the paperboard taking mechanical arm 2 conveys the paperboard 16 to the starting end of the paperboard conveying mechanism, the metal block 14 corresponding to the first longitudinal gluing mechanism 3 pushes the paperboard 16 to the first longitudinal gluing station, and then retreats to the original position; the metal blocks 14 on the other mechanisms corresponding thereto also push the paperboard on the previous station to the next station, and then retreat to the original position; and the reciprocation is realized to realize the transfer of the paperboard.

[0050] Reference Figure 3 , Figure 4Since the paper box after being formed according to the application is a square structure, each side has a certain thickness, which is greater than the thickness of the double-layer paperboard, therefore, it is necessary to paste the cushion block between the double-layer paperboard by using the longitudinal cushion block pasting mechanism 4 and the transverse cushion block pasting mechanism 6 to realize the uniform spacing between the two layers of paperboard on the side of the paper box, the longitudinal cushion block pasting mechanism 4 and the transverse cushion block pasting mechanism 6 of the application each include a cushion block feeding assembly 41 and a cushion block storage assembly 42 located on both sides of the cushion block feeding assembly 41, the cushion block storage assembly 42 is used for storing a certain number of cushion blocks to realize the continuous transportation and pasting of the paperboard, and the cushion block feeding assembly 41 is used for transferring the cushion blocks in the cushion block storage assembly 42 to the paperboard for pasting; the cushion block storage assembly 42 includes a fixed plate 421 located on one side of the paperboard conveying mechanism, a first air cylinder 422 and a cushion block storage bin 423 located on the fixed plate 421, a connecting rod 424 fixed to the telescopic end of the first air cylinder 422, and a shovel 425 fixed to the connecting rod 424, the shovel 425 is oppositely arranged with the cushion block storage bin 423, the first air cylinder 422 is retracted to drive the connecting rod 424 to move towards the direction of the cushion block storage bin 423, and then the cushion block in the cushion block storage bin 423 is pushed to the cushion block feeding position by the shovel 425, and then the cushion block feeding assembly 41 moves the cushion block at the cushion block feeding position to the paperboard; after the shovel 425 pushes one cushion block, the first air cylinder 422 is elongated to drive the connecting rod 424 to move away from the direction of the cushion block storage bin 423, so that the shovel 425 retreats to the original position. The cushion block storage bin 423 of the application has a vertical placement groove, the cross section of the vertical placement groove matches the shape of the cushion block, and a plurality of cushion blocks are sequentially stacked in the vertical placement groove from bottom to top, when the shovel 425 pushes the lowermost cushion block to the cushion block feeding position, the other cushion blocks in the vertical placement groove fall down along the vertical placement groove.

[0051] Specifically, the fixed plate 421 is provided with a cushion block limiting strip 426 on the opposite side of the cushion block storage bin 423, the shovel 425 pushes the cushion block from the cushion block storage bin 423 to the cushion block feeding position, so that the cushion block abuts against the boundary of the cushion block limiting strip 426 in the cushion block feeding position; the two sides of the cushion block feeding position are provided with a second air cylinder 427, the telescopic end of the second air cylinder 427 is fixedly connected with a movable rod 428, and the two movable rods 428 move inwardly to abut against the boundary of the cushion block. When the cushion block needs to be fed, the first air cylinder 422 drives the connecting rod 424 to move towards the direction of the cushion block storage bin 423, the connecting rod 424 drives the shovel 425 to move, and the shovel 425 pushes the cushion block forward to abut against the boundary of the cushion block limiting strip 426, at this time, the movable rod 428 also moves forward under the pushing of the second air cylinder 427 to clamp the cushion block on the cushion block feeding position, so as to prevent the cushion block from shifting; when the cushion block needs to be pasted on the paperboard, the shovel 425 and the movable rod 428 are loosened at the same time under the joint action of the first air cylinder 422 and the second air cylinder 427, and the cushion block feeding assembly 41 takes away the cushion block.

[0052] Specifically, referenceFigure 7 、 Figure 8 The cushion block loading assembly 41 comprises a first fixed frame 411 arranged on the paperboard conveying mechanism, a first motor 412 mounted on the first fixed frame 411, a rotating shaft in transmission connection with the first motor 412, and a slide rod 413 connected with the rotating shaft, and a cushion block claw hand 414 is slidably connected on the slide rod 413, and the cushion block on the cushion block loading position is taken away through the cushion block claw hand 414. In the embodiment, the first fixed frame 411 is fixed on the operation surface 15, and since the two longitudinal cushion blocks on the paperboard are located at the same position in the conveying direction, only one fixed frame is needed to realize the conveying of the longitudinal cushion block. Specifically, the cushion block loading assembly of the longitudinal cushion block pasting mechanism comprises a first fixed frame arranged on the operation surface, the first motor, the rotating shaft, the slide rod and the cushion block claw hand on the first fixed frame are all two, and the two cushion block claw hands are opposite or move towards each other, and the cushion block claw hands respectively grab the longitudinal cushion blocks from the cushion block loading positions on both sides of the paperboard conveying mechanism. Similarly, since the two transverse cushion blocks are arranged at intervals in the conveying direction of the paperboard, the cushion block loading assembly of the transverse cushion block pasting mechanism comprises two first fixed frames arranged at intervals, and each first fixed frame has a first motor, a rotating shaft, a slide rod and a cushion block claw hand, respectively, and the two cushion block claw hands arranged at intervals respectively grab the transverse cushion blocks from both sides of the paperboard conveying mechanism.

[0053] Specifically, the cushion block loading assembly 41 of the longitudinal cushion block pasting mechanism 4 further comprises a longitudinal cushion block mounting and fixing assembly 43, which is located between the two cushion block claw hands 414, and the longitudinal cushion block mounting and fixing assembly 43 comprises an L-shaped connecting rod 431 fixed in the middle of the first fixed frame 411 and a roller 432 mounted below the L-shaped connecting rod 431; after the longitudinal gluing of the paperboard is completed, the paperboard is conveyed to the longitudinal cushion block mounting station, at this time, the roller 432 stops rotating to fix the paperboard and prevent the paperboard from sliding out of the longitudinal cushion block mounting station due to inertia; when the longitudinal cushion block pasting is completed, the paperboard needs to be conveyed to the next station, and the roller 432 rolls to move the paperboard out of the station.

[0054] Specifically, referring to Figure 5, the paperboard material bin 1 comprises a bin mounting frame 101, two vertical slide rails 102 fixed on the bin mounting frame 101, a sliding block slidingly connected on the slide rails 102, and a horizontal support plate 103 fixed on the sliding block, the two slide rails 102 are transversely spaced apart, the sliding block drives the horizontal support plate 103 to move up and down on the slide rails 102, the horizontal support plate 103 is fixed with a baffle assembly 104 on both sides in the transverse direction, the bin mounting frame 101 is provided with a fixed shaft 105 extending in the transverse direction, the two baffle assemblies 104 are slidingly connected on the fixed shaft 105, the sliding block is driven by a belt drive assembly to slide up and down on the slide rails, the paperboard to be formed is stacked on the horizontal support plate, the baffle assembly 104 is used for abutting against the paperboard on the horizontal support plate 103 to avoid displacement of the paperboard, when paperboards of different sizes need to be processed, the paperboards of different sizes are positioned by adjusting the distance between the two baffle assemblies 104.

[0055] Specifically, referring to Figure 5 , the paperboard taking manipulator 2 comprises a track 201 arranged in the conveying direction, a sliding bracket 202 slidingly connected on the track 201, and a suction cup assembly 203 arranged below the sliding bracket 202, the suction cup assembly 203 is used for conveying the paperboard in the paperboard material bin to the starting position of the paperboard conveying mechanism, the sliding bracket 202 is fixed with a third air cylinder 204, the extension end of the third air cylinder 204 penetrates through the sliding bracket 202 and is connected with the suction cup assembly 203, guide cylinders 205 are fixed on both sides of the third air cylinder 204 on the sliding bracket 202, a guide rod 206 is fixed on the suction cup assembly 203, the guide rod 206 moves up and down in the guide cylinder 205, and stable up and down movement of the suction cup assembly 203 is realized.

[0056] Specifically, referring to Figure 7 , the first longitudinal gluing mechanism 3 and the first transverse gluing mechanism 5 both comprise a first cross beam 301 arranged movably up and down on the paperboard conveying mechanism, and a first transverse slide rail 302 fixedly arranged on the first cross beam 301, the first transverse slide rail 302 is fixedly arranged above the operation face 15, two longitudinal gluing machines 303 are slidingly connected on the first transverse slide rail of the first longitudinal gluing mechanism 3, and two transverse gluing machines are slidingly connected on the first transverse slide rail of the first transverse gluing mechanism 5, longitudinal and transverse gluing of the paperboard is realized through the longitudinal gluing machines and the transverse gluing machines.

[0057] Specifically, the second transverse gluing mechanism 7 is the same in structure as the first transverse gluing mechanism 5, and the second longitudinal gluing mechanism 9 is the same in structure as the first longitudinal gluing mechanism 3, and details are not described herein.

[0058] Specifically, referring to Figure 6The transverse folding mechanism 8 comprises a second fixing frame 801 arranged on the paperboard conveying mechanism, a fourth cylinder 802 fixed on the second fixing frame 801, a horizontal fixing plate 803 fixedly connected with the telescopic end of the fourth cylinder 802, paperboard fixing blocks 804 fixed on the longitudinal two ends of the horizontal fixing plate 803, fifth cylinders 805 fixed on the longitudinal two ends of the horizontal fixing plate 804, lower pressing blocks 806 fixed on the telescopic ends of the fifth cylinders 805, the fifth cylinders 805 driving the lower pressing blocks 806 to move up and down, and a folding block 807 arranged below each of the two lower pressing blocks 806. The folding block 807 moves up and down on the paperboard conveying mechanism, i.e. hides below the operation surface or moves up above the operation surface. When the paperboard fixing blocks 804 press the paperboard, the folding block 807 moves up to the paperboard conveying mechanism to fold the paperboard. After the paperboard conveying mechanism conveys the paperboard with the installed cushion block to the folding station, the fourth cylinder 802 drives the paperboard fixing blocks 804 to move down to fix the paperboard, then the hidden folding block 807 pops out from the operation surface 15, the folding block 807 drives one side of the paperboard to fold inward, then the fifth cylinder 805 drives the lower pressing block 806 to move down, at the same time, the folding block 807 is retracted below the operation surface, the folding is quickly compacted and adhered, finally, the transverse folding mechanism 8 moves up, and the transverse folding is completed.

[0059] Specifically, the longitudinal folding mechanism 10 has the same structure as the transverse folding mechanism 8, except that the horizontal fixing plate of the longitudinal folding mechanism 10 is fixed with paperboard fixing blocks at the two ends in the transverse direction, the horizontal fixing plate is fixed with fifth cylinders at the two ends in the transverse direction, the telescopic ends of the fifth cylinders are fixed with lower pressing blocks, and the fifth cylinders drive the lower pressing blocks to move up and down, and each of the two lower pressing blocks is arranged below a folding block.

[0060] Specifically, referring to Figure 1 The longitudinal folding mechanism 10 and the forming mechanism 13 are further provided with a third transverse gluing mechanism 11 and a third longitudinal gluing mechanism 12. The third transverse gluing mechanism 11 and the third longitudinal gluing mechanism 12 are used for gluing the slits of the paper box. The third transverse gluing mechanism 11 has the same structure as the first transverse gluing mechanism 5, and the third longitudinal gluing mechanism 12 has the same structure as the first longitudinal gluing mechanism 3, which will not be described herein.

[0061] Specifically, referring to Figure 9The forming mechanism 13 comprises a mounting frame 131 arranged on the paperboard conveying mechanism, a sixth cylinder 132 fixed on the mounting frame 131, and a paper box stamping module 133 fixedly connected with the sixth cylinder 132. The paper box stamping module 133 is provided with a box-shaped space below, and a fixed shaft 134 is arranged around the box-shaped space and used for limiting the formed paper box in the box-shaped space. A paper box discharging guide rail 135 is arranged below the box-shaped space. The paperboard after edge folding is conveyed to the lower side of the paper box stamping module 133 after being coated by the third transverse glue coating mechanism 11 and the third longitudinal glue coating mechanism 14. The sixth cylinder 132 drives the paper box stamping module 133 to move downward, and the paper box is pressed into the box-shaped space. After the paper box is formed, it falls onto the discharging guide rail 135 and is conveyed out.

[0062] The automatic box assembling machine realizes the full-automatic production of the paper box, reduces the number of workers, saves the labor cost, and the automatic glue coating, pad block pasting, edge folding and forming processes make the paper box bear uniform force in the production process, reduce the proportion of defective products, and significantly improve the production of the paper box per unit time.

[0063] The application further provides a paper box forming method, comprising the following steps:

[0064] S1: the paperboard is placed into the paperboard stock bin 1 of the box assembling machine, and a paperboard taking manipulator 2 conveys the paperboard in the paperboard stock bin 1 to the starting end of the paperboard conveying mechanism;

[0065] S2: the first longitudinal glue coating mechanism 3 performs longitudinal glue coating on the paperboard, and a metal block corresponding to the first longitudinal glue coating mechanism station on the paperboard conveying mechanism conveys the paperboard to the lower side of the longitudinal pad block pasting mechanism 4;

[0066] S3: the longitudinal pad block pasting mechanism 4 automatically pastes longitudinal pad blocks on the paperboard, and a metal block corresponding to the longitudinal pad block pasting mechanism station on the paperboard conveying mechanism conveys the paperboard to the lower side of the first transverse glue coating mechanism 5;

[0067] S4: the first transverse glue coating mechanism 5 performs transverse glue coating on the paperboard, and a metal block corresponding to the first transverse glue coating mechanism station on the paperboard conveying mechanism conveys the paperboard to the lower side of the transverse pad block pasting mechanism 7;

[0068] S5: the transverse pad block pasting mechanism 7 automatically pastes transverse pad blocks on the paperboard, and a metal block corresponding to the transverse pad block pasting mechanism station on the paperboard conveying mechanism conveys the paperboard to the lower side of the second transverse glue coating mechanism 7;

[0069] S6: the second transverse glue coating mechanism 7 performs transverse glue coating on the paperboard, and a metal block corresponding to the second transverse glue coating mechanism station on the paperboard conveying mechanism conveys the paperboard to the lower side of the transverse edge folding mechanism 8;

[0070] S7: the transverse folding mechanism 8 folds the two transverse edges of the paperboard, the metal block on the paperboard conveying mechanism corresponding to the working position of the transverse folding mechanism conveys the paperboard to the lower side of the second longitudinal gluing mechanism 9;

[0071] S8: the second longitudinal gluing mechanism 9 performs longitudinal gluing on the paperboard, the metal block on the paperboard conveying mechanism corresponding to the working position of the second longitudinal gluing mechanism conveys the paperboard to the lower side of the longitudinal folding mechanism 10;

[0072] S9: the longitudinal folding mechanism folds the two longitudinal edges of the paperboard, the metal block on the paperboard conveying mechanism corresponding to the working position of the longitudinal folding mechanism conveys the paperboard to the lower side of the third transverse gluing mechanism to perform transverse gluing, then the metal block on the paperboard conveying mechanism corresponding to the working position of the third transverse gluing mechanism conveys the paperboard to the lower side of the third longitudinal gluing mechanism to perform longitudinal gluing, and the metal block on the paperboard conveying mechanism corresponding to the working position of the third longitudinal gluing mechanism conveys the paperboard to the lower side of the forming mechanism;

[0073] S10: the forming mechanism punches and shapes the folded paperboard.

[0074] The above method is used to form the carton, the forming quality is consistent, the whole forming process does not need manual intervention, the production of the carton per unit time is obviously improved, the production process is simplified, and the value of the enterprise is realized.

[0075] The above describes the present application with the help of specific embodiments, but it should be understood that the specific description here should not be understood as the limitation of the essence and scope of the present application, and various modifications of the above embodiments made by the ordinary skilled in the art after reading the present specification are within the scope of the present application.

Claims

1. An automatic cartoning machine characterized by, The paperboard conveying mechanism is provided with a first longitudinal glue coating mechanism, a longitudinal cushion block sticking mechanism, a first transverse glue coating mechanism, a transverse cushion block sticking mechanism, a second transverse glue coating mechanism, a transverse edge folding mechanism, a second longitudinal glue coating mechanism, a longitudinal edge folding mechanism and a forming mechanism in sequence along a conveying direction of the paperboard conveying mechanism. The first longitudinal glue coating mechanism and the first transverse glue coating mechanism each include a first crossbeam movably arranged on the paperboard conveying mechanism and a first transverse sliding rail fixed on the first crossbeam. The longitudinal cushion block sticking mechanism and the transverse cushion block sticking mechanism each include a cushion block feeding assembly and cushion block storage assemblies arranged on both sides of the cushion block feeding assembly. The fixed plate is provided with a cushion block limiting strip on an opposite side of the cushion block storage assembly. The transverse edge folding mechanism includes a second fixed frame arranged on the paperboard conveying mechanism, a fourth cylinder fixed on the second fixed frame, a horizontal fixed plate fixedly connected with a telescopic end of the fourth cylinder, paperboard fixing blocks fixed on both longitudinal ends of the horizontal fixed plate, fifth cylinders fixed on both longitudinal ends of the horizontal fixed plate, lower pressing blocks fixed on telescopic ends of the fifth cylinders, edge folding blocks arranged below the lower pressing blocks, and the edge folding blocks being movable up and down on the paperboard conveying mechanism. The forming mechanism includes a mounting frame arranged on the paperboard conveying mechanism, a sixth cylinder fixed on the mounting frame, and a carton punching module fixedly connected with a telescopic end of the sixth cylinder. The carton punching module has a box-shaped space below the carton punching module, and the box-shaped space is provided with fixed shafts around the box-shaped space. The box-shaped space is provided with a carton discharging guide rail below the box-shaped space. The shaped paper box has a quadrangular structure, each side has a certain thickness, the thickness is greater than the thickness of the double-layer paper board, and the longitudinal block pasting mechanism and the transverse block pasting mechanism are used to paste blocks between the double-layer paper boards to make the spacing between the two layers of paper boards of the side of the paper box uniform and consistent.

2. The automatic cartoning machine according to claim 1, characterized in that, The block loading assembly comprises a first fixing frame arranged on the paper board conveying mechanism, a first motor mounted on the first fixing frame, a rotating shaft in transmission connection with the first motor, and a sliding rod connected with the rotating shaft, and a block claw hand is slidably connected on the sliding rod.

3. The automatic box building machine according to claim 1, characterized in that, The paper board stock bin comprises a stock bin mounting frame, two vertical sliding rails fixed on the stock bin mounting frame, a sliding block slidably connected on the sliding rails, and a horizontal support plate fixed on the sliding block, both sides of the horizontal support plate are fixed with baffle assemblies, a fixed shaft is arranged on the stock bin mounting frame, and the two baffle assemblies are slidably connected on the fixed shaft, and the sliding block is driven by the belt transmission assembly to slide up and down along the sliding rails.

4. The automatic box building machine of claim 1, wherein, The paper board taking manipulator comprises a track arranged along the conveying direction, a sliding support slidably connected on the track, and a suction disc assembly arranged under the sliding support, a third air cylinder is fixed on the sliding support, the telescopic end of the third air cylinder penetrates through the sliding support and is connected with the suction disc assembly, guide cylinders are fixed on both sides of the third air cylinder on the sliding support, a guide rod is fixed on the suction disc assembly, and the guide rod moves up and down in the guide cylinders.

5. The automatic box building machine of claim 1, wherein, The longitudinal folding mechanism and the forming mechanism are further provided with a third transverse gluing mechanism and a third longitudinal gluing mechanism, the third transverse gluing mechanism has the same structure as the first transverse gluing mechanism, and the third longitudinal gluing mechanism has the same structure as the first longitudinal gluing mechanism.

6. A carton forming method using the automatic carton erector according to any one of claims 1 to 5, characterized by, The method comprises the following steps: S1: the paper board is put into the paper board stock bin of the box assembling machine, and the paper board taking manipulator conveys the paper board in the paper board stock bin to the paper board conveying mechanism; S2: the first longitudinal gluing mechanism performs longitudinal gluing on the paper board, and the paper board conveying mechanism conveys the paper board to the lower side of the longitudinal block pasting mechanism; S3: the longitudinal block pasting mechanism automatically pastes longitudinal blocks on the paper board, and the paper board conveying mechanism conveys the paper board to the lower side of the first transverse gluing mechanism; S4: the first transverse gluing mechanism performs transverse gluing on the paper board, and the paper board conveying mechanism conveys the paper board to the lower side of the transverse block pasting mechanism; S5: the transverse block pasting mechanism automatically pastes transverse blocks on the paper board, and the paper board conveying mechanism conveys the paper board to the lower side of the second transverse gluing mechanism; S6: the second transverse gluing mechanism performs transverse gluing on the paper board, and the paper board conveying mechanism conveys the paper board to the lower side of the transverse folding mechanism; S7: the transverse folding mechanism folds the two transverse edges of the paper board, and the paper board conveying mechanism conveys the paper board to the lower side of the second longitudinal gluing mechanism; S8: the second longitudinal gluing mechanism performs longitudinal gluing on the paper board, and the paper board conveying mechanism conveys the paper board to the lower side of the longitudinal folding mechanism; S9: The longitudinal folding mechanism folds the two longitudinal edges of the paperboard, and the paperboard conveying mechanism sequentially conveys the paperboard to below the third transverse gluing mechanism and the third longitudinal gluing mechanism for transverse and longitudinal gluing respectively, and then conveys the paperboard to below the forming mechanism; S10: The forming mechanism punches and shapes the folded paperboard.

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