CN108216764B

CN108216764B - Carton forming method

Info

Publication number: CN108216764B
Application number: CN201810020517.5A
Authority: CN
Inventors: 杨立; 王海军; 杰克斯马诺
Original assignee: Guangdong Lihongda Packaging Co ltd
Current assignee: GUANGDONG LIHONGDA PACKAGING Co.,Ltd.
Priority date: 2018-01-10
Filing date: 2018-01-10
Publication date: 2020-11-24
Anticipated expiration: 2038-01-10
Also published as: CN108216764A

Abstract

The invention relates to a carton forming method, which adopts a forming machine comprising a processing table and a support plate erected above the processing table, wherein a rectangular hole is arranged in the middle of the support plate, a positioning device and a discharging device are arranged between the support plate and the processing table, the positioning device comprises two clamping arms arranged on two sides below the rectangular hole, the two clamping arms can move in opposite directions or move back to clamp or release a carton, the discharging device comprises a top block arranged right below the rectangular hole, and the top block can move in the vertical direction; four edge folding devices with the same structure are arranged above the supporting plate, the four edge folding devices enclose a rectangle, and the four edge folding devices are arranged in a pairwise opposite mode. The automatic carton packaging machine can be used in combination with the existing conveyor belt, air cylinder and glue sealing device, realizes automatic and continuous production of carton packaging, and is beneficial to improving production efficiency.

Description

Carton forming method

Technical Field

The invention relates to the field of carton packaging, in particular to a carton forming method.

Background

In recent years, with the continuous improvement of living standard, the purchasing power of people is greatly enhanced, which brings infinite business opportunities for electronic commerce of good-quality and cheap commodities capable of providing convenient services. However, in the early stage of online store operation, small online stores often have problems of less labor and large workload, and for online stores, the package of goods becomes the node of the largest workload in each order.

The outer packing of commodity is mainly in order to satisfy safe, portable demand when commodity carries out the express delivery transportation, mainly divide into carton packing and paper bag packing, and carton packing work load is bigger than paper bag packing work load, needs a series of work such as carton shaping and carton encapsulation, and manual operation's charges are difficult. But current carton packagine machine mainly is partial to flowing water type operation, and whole area is great, and the cost is higher, mostly purchases in large-scale enterprise, and is relatively poor to small-size shop popularization nature.

The patent number is CN201520891248.1 discloses a novel article carton packing machine, and it includes frame, carton conveyer, initiative mold closing device, case face molding equipment, carton conveyer includes the lead screw that sets up in the frame, with lead screw thread configuration's lead screw connecting seat, the carton clamping mechanism who links to each other with the lead screw connecting seat, initiative mold closing device sets up the top at carton conveyer, initiative mold closing device sets up telescopic left driving lever and telescopic right driving lever in linkage support both sides including setting up the leading edge mold closing baffle in frame one end, back edge mold closing branch, symmetry, case face molding equipment sets up the top at carton conveyer, case face molding equipment includes the elevating system of sealing machine and control sealing machine oscilaltion.

The main steps of carton forming are completed by an active box closing device, the active box closing device comprises a front edge box closing baffle fixed at one end of a rack, a rear edge box closing support rod arranged at the other end of the rack, and a telescopic left driving lever and a telescopic right driving lever which are symmetrically arranged at two sides of a linkage support, wherein the rear edge box closing support rod is arranged on the linkage support, three-way guide rod guide rails are symmetrically arranged at two sides of the rack, the support rods at two sides of the linkage support are respectively arranged in a sliding manner with the three-way guide rod guide rails, the telescopic left driving lever and the telescopic right driving lever are the same in structure and are hinged cross guide rods, and the end parts of the telescopic left driving lever and the telescopic right driving lever are arranged in a sliding manner with the three-way guide rod guide rails and stretch. When the carton needs to be closed, in the moving process of the linkage support, the rear edge closing support rod moves forwards to perform rear edge closing, the carton moves forwards for a section of small displacement, the front edge closing baffle pushes the front edge of the carton to complete front edge closing, and after the front edge closing is completed, the cross guide rods are pushed by the linkage support to fold along the preset track and push the left edge and the right edge of the carton forwards to perform closing and finish carton closing flow.

The guide rod directly pushes the edge of the carton to perform bending action, and the outer surface of the carton is abraded due to large friction force; in addition, the carton is conveyed by clamping the carton by the carton clamping mechanism and then driving the carton to move by the screw rod, and the speed is very low and the efficiency is too low due to the screw rod driving, and the continuous production is difficult to realize.

Disclosure of Invention

The present invention is directed to a carton forming machine to solve the above problems.

The technical scheme of the invention is as follows: the carton clamping and releasing device comprises a processing table and a supporting plate erected above the processing table, wherein a rectangular hole is formed in the middle of the supporting plate, a positioning device and a discharging device are arranged between the supporting plate and the processing table, the positioning device comprises two clamping arms arranged on two sides below the rectangular hole, the two clamping arms can move in opposite directions or move back to clamp or release a carton, the discharging device comprises a top block arranged right below the rectangular hole, and the top block can move in the vertical direction; four edge folding devices with the same structure are arranged above the supporting plate, the four edge folding devices enclose a rectangle, and the four edge folding devices are arranged in a pairwise opposite mode.

In a preferred embodiment of the invention, a plurality of connecting plates are arranged between the supporting plate and the processing table, and the upper end and the lower end of each connecting plate are respectively connected to the lower end surface of the supporting plate and the outer side of the processing table.

In a preferred embodiment of the present invention, the positioning device further includes two clamp arm guide rails and two clamp arm driving cylinders, the rectangular hole is a rectangular hole, the two clamp arm guide rails are disposed below the support plate, and the two clamp arm guide rails are disposed beside one long edge of the rectangular hole respectively, the two clamp arms are symmetrically disposed along a long edge center line of the rectangular hole, the clamp arms are clamped between the clamp arm guide rails and the support plate, a slot for the clamp arms to slide is formed between the clamp arm guide rails and the support plate, the two clamp arm driving cylinders are disposed behind one clamp arm respectively, and the two clamp arm driving cylinders are in transmission connection with the respective clamp arms respectively.

In a preferred embodiment of the present invention, the clamping arm guide rails are L-shaped, the clamping arm guide rails are fixed below the supporting plate through bolts, the two clamping arm guide rails are symmetrically arranged along the center line of the short side of the rectangular hole, the clamping arms are U-shaped, and two sides of the clamping arms are respectively provided with a convex edge matched with the clamping arm guide rails.

In a preferred embodiment of the invention, the discharging device further comprises a fixed frame, a slide block and a slide block driving cylinder, the fixed frame is fixed on the processing table, the fixed frame is composed of a rectangular frame and supporting legs arranged below four corners of the frame, the projection of the inner contour of the frame on the horizontal plane covers the projection of the rectangular hole on the horizontal plane, a slide block guide rail is respectively arranged below two opposite edges of the frame, the slide block is in sliding fit with the two slide block guide rails, a bracket extending outwards is arranged at the edge of the frame, the slide block driving cylinder is fixed on the bracket and is in transmission fit with the slide block, the slide block driving cylinder is used for driving the slide block to move horizontally and linearly, a first inclined plane is arranged at the upper part of the slide block, a connecting part is arranged at the bottom part of the top block, a second inclined plane matched with the first inclined plane on the slide block, when the sliding block moves horizontally and linearly, the horizontal linear movement of the sliding block is converted into the vertical movement of the top block through the matching of the first inclined plane and the second inclined plane.

In a preferred embodiment of the invention, the top block is rectangular, guide rods are respectively arranged below four corners of the top block, the guide rods are vertically arranged, and the guide rods are inserted on the processing table.

In a preferred embodiment of the invention, the edge folding device comprises two symmetrically arranged sliding table guide rails, sliding tables matched with the sliding table guide rails are arranged on the two sliding table guide rails, a roller support is fixed on the sliding table, the roller support is provided with two cantilevers which extend towards the rectangular hole and are arranged at intervals, a roller is fixedly connected between the two cantilevers in a switching way, and the edge folding device further comprises a sliding table driving air cylinder which is in transmission connection with the sliding table.

The invention provides a carton forming machine through improvement, compared with the prior art, the carton forming machine has the following improvements and advantages: after the automatic packaging device is matched with the existing conveying belt, the air cylinder and the glue sealing device for use, the automatic and continuous production of carton packaging can be realized, and the production efficiency is improved; the device mainly adopts the air cylinder to control the actions of all devices, realizes the lifting, positioning and edge folding processes of the carton, can quickly form the carton, and has high efficiency, simple operation and low equipment cost; the edge of the carton is pushed by the roller to be bent, rolling friction is formed between the roller and the carton, and damage to the outer surface of the carton can be avoided.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the folding apparatus of the present invention;

FIG. 3 is a side view I of the present invention;

FIG. 4 is a second side view of the present invention;

FIG. 5 is a partial cross-sectional structural schematic of the present invention;

FIG. 6 is a schematic view of a partial structure of the present invention;

FIG. 7 is a schematic view of the discharge apparatus of the present invention;

FIG. 8 is a partial schematic view of the discharge apparatus of the present invention;

description of reference numerals:

the processing table comprises a processing table 1, a supporting plate 2, a connecting plate 2b, a positioning device 3, clamping arms 3a, ribs 3a1, clamping arm guide rails 3b, clamping arm driving cylinders 3c, a discharging device 4, a top block 4a, a connecting part 4a1, a guide rod 4a2, a fixing frame 4b, a frame 4b1, supporting legs 4b2, a sliding block 4c, a sliding block driving cylinder 4d, a sliding block guide rail 4e, a support 4f, a flanging device 5, a sliding table guide rail 5a, a sliding table 5b, a roller support 5c, a cantilever 5c1, a roller 5d and a sliding table driving cylinder 5 e.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 8, and the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a carton forming machine through improvement, which comprises a processing table 1 and a supporting plate 2 erected above the processing table 1, wherein a rectangular hole is formed in the middle position of the supporting plate 2, a positioning device 3 and a discharging device 4 are arranged between the supporting plate 2 and the processing table 1, the positioning device 3 comprises two clamping arms 3a arranged on two sides below the rectangular hole, the two clamping arms 3a can move oppositely or move backwards to clamp or loosen a carton, the discharging device 4 comprises a top block 4a arranged right below the rectangular hole, and the top block 4a can move in the vertical direction; four folding devices 5 with the same structure are arranged above the supporting plate 2, the four folding devices 5 form a rectangle in a surrounding mode, and the four folding devices 5 are arranged in a pairwise opposite mode.

The paper box conveying device is matched with two conveying belts and a glue sealing device for use, the two conveying belts are respectively used for conveying unformed paper boxes to the upper side of the supporting plate 2, and the other conveying belt conveys away the formed paper boxes. Specifically, a layer of flat plate (shown as a flat plate by a dotted line in fig. 1) needs to be erected above the supporting plate 2 again, the flat plate is parallel to the supporting plate 2, the two conveyor belts are distributed in two directions of the flat plate at a right angle, and a blanking cylinder and the sealing device are further arranged in the other two directions of the upper end surface of the flat plate respectively. When the folding device works, an unformed carton is conveyed to the upper part of the supporting plate 2 by one of the conveying belts, at the moment, the top block 4a should move to the highest position of the stroke, namely the top block 4a moves to the position which is parallel to the flat plate, after the carton is conveyed to the position right above the flat plate by the conveying belts, the top block 4a moves to the lowest position of the stroke, then the two clamping arms 3a move oppositely to clamp the carton, after clamping, the two opposite folding devices 5 in the four folding devices 5 work firstly to bend the two opposite edges of the carton, the other two opposite folding devices 5 in the four folding devices 5 work secondly to bend the other two opposite edges of the carton, so that the two edges which are bent later are pressed on the two edges which are bent firstly, and thus the carton is formed; after forming, the two clamping arms 3a move back to loosen the carton, the jacking block 4a moves to the highest position of the stroke, the carton is sealed by a sealing device, and the formed carton is pushed to a conveying belt for blanking by the blanking cylinder to convey the carton away. Therefore, after the carton packaging device is matched with the existing conveyor belt, the air cylinder and the glue sealing device for use, the automatic and continuous production of carton packaging can be realized, and the production efficiency is favorably improved.

In addition to the above embodiments, the present invention can be used in conjunction with two conveyors, a robot, and a molding apparatus. Specifically, a conveying belt is respectively arranged on the front side and the rear side or the left side and the right side of the supporting plate 2, the conveying directions of the two conveying belts are the same, a manipulator is erected on the supporting plate 2, and the manipulator is provided with two grabbing components; a conveyer belt carries unshaped carton to its end (the position of next-door neighbour backup pad 2) and waits for processing, four 5 work of hem device buckle the carton, make the carton shaping, then kicking block 4a rises and lifts the carton to a position that is fit for one and snatchs the subassembly and snatchs, the molding machine carries out the joint sealing to the carton, the manipulator removes, make two snatch the subassembly and can snatch the carton that waits to process and the carton after the shaping respectively, snatch the back, the manipulator sideslip a station, a snatchs the subassembly and places the carton that waits to process on kicking block 4a, another snatchs the subassembly and places the carton after the shaping on another conveyer belt, carry away the carton after the shaping by the conveyer belt. Therefore, after the automatic carton packaging machine is matched with the existing conveying belt, mechanical arm and glue sealing device for practical use, the automatic and continuous production of carton packaging can be realized, and the automatic carton packaging machine is beneficial to improving the production efficiency.

Preferably, a plurality of connecting plates 2b are arranged between the supporting plate 2 and the processing table 1, and the upper end and the lower end of each connecting plate 2b are respectively connected to the lower end face of the supporting plate 2 and the outer side of the processing table 1. The connecting plate 2b serves to erect the support plate 2 on the processing table 1, and does not occupy a space between the processing table 1 and the support plate 2 while achieving the purpose of fixing the support plate 2, thereby making it possible to leave a space for installing other devices.

Preferably, the positioning device 3 further includes two clamp arm guide rails 3b and two clamp arm driving cylinders 3c, the rectangular hole is a rectangular hole, the two clamp arm guide rails 3b are disposed below the supporting plate 2, and the two clamp arm guide rails 3b are disposed beside a long edge of the rectangular hole respectively, the two clamp arms 3a are symmetrically disposed along a long edge center line of the rectangular hole, the clamp arm 3a is clamped between the clamp arm guide rails 3b and the supporting plate 2, a slot for the clamp arm 3a to slide is formed between the clamp arm guide rails 3b and the supporting plate 2, the two clamp arm driving cylinders 3c are disposed behind the one clamp arm 3a respectively, and the two clamp arm driving cylinders 3c are connected with the respective clamp arm 3a in a transmission manner respectively. The clamping arm 3a is fixed by two clamping arm guide rails 3b, is simplest and most practical, and is driven by a cylinder, most direct and rapid.

Preferably, the clamping arm guide rails 3b are L-shaped, the clamping arm guide rails 3b are fixed below the support plate 2 through bolts, the two clamping arm guide rails 3b are symmetrically arranged along the center line of the short side of the rectangular hole, the clamping arms 3a are U-shaped, and the two sides of the clamping arms 3a are respectively provided with a protruding edge 3a1 matched with the clamping arm guide rails 3 b. The rib 3a1 is integrally formed with the clip arm 3a, and the clip arm 3a is configured to be L-shaped to naturally form a slot for sliding the clip arm 3a, i.e. a slot for receiving the rib 3a1, between the clip arm guide 3b and the support plate 2.

Preferably, the discharging device 4 further comprises a fixed frame 4b, a slider 4c and a slider driving cylinder 4d, the fixed frame 4b is fixed on the processing table 1, the fixed frame 4b is composed of a rectangular frame 4b1 and supporting legs 4b2 arranged below four corners of the frame 4b1, a projection of an inner contour of the frame 4b1 on a horizontal plane covers a projection of a rectangular hole on the horizontal plane, two slider guide rails 4e are respectively arranged below two opposite edges of the frame 4b1, the slider 4c is in sliding fit with the two slider guide rails 4e, a bracket 4f extending outwards is arranged at an edge of the frame 4b1, the slider driving cylinder 4d is fixed on the bracket 4f, the slider driving cylinder 4d is in transmission fit with the slider 4c, the slider driving cylinder 4d is used for driving the slider 4c to move horizontally and linearly, a first inclined plane is arranged at the upper part of the slider 4c, the bottom of the top block 4a is provided with a connecting part 4a1, the lower part of the connecting part 4a1 is provided with a second inclined surface matched with the first inclined surface on the slide block 4c, the connecting part 4a1 is carried on the slide block 4c, and when the slide block 4c moves horizontally and linearly, the horizontal linear movement of the slide block 4c is converted into the vertical movement of the top block 4a through the matching of the first inclined surface and the second inclined surface. The mode that two inclined planes cooperate is adopted, so that the installation of the components is more compact, and the space utilization rate is increased.

Preferably, the top block 4a is rectangular, guide rods 4a2 are respectively arranged below four corners of the top block 4a, the guide rods 4a2 are vertically arranged, and the guide rods 4a2 are inserted on the processing table 1. The guide bar 4a2 is used to guide the movement of the top block 4 a.

Preferably, hem device 5 includes the slip table guide rail 5a that two symmetries set up, be equipped with rather than the slip table 5b of sliding guide complex on two slip table guide rails 5a, be fixed with roller support 5c on the slip table 5b, roller support 5c is equipped with the cantilever 5c1 that two intervals that extend towards the rectangular hole set up, the switching is fixed with a roller 5d between two cantilevers 5c1, hem device 5 still includes slip table drive actuating cylinder 5e, slip table drive actuating cylinder 5e with slip table 5b transmission is connected. The sliding table driving cylinder 5e is used for driving the sliding table 5b to move along the sliding table guide rail 5a, and in the moving process of the sliding table 5b, the roller 5d is driven to move towards the paper box, and the edge of the paper box is pushed to bend by the roller 5 d; the rollers 5d are in rolling friction with the carton, so that damage to the outer surface of the carton can be avoided.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A method of forming a carton comprising the steps of: adopt carton make-up machine and two conveyer belts and a sealing device to cooperate jointly and use its characterized in that: one of the two conveyor belts is used for conveying the unformed cartons to the upper part of the supporting plate, and the other conveyor belt is used for conveying the formed cartons away; a layer of flat plate is erected above the supporting plate again, the flat plate is parallel to the supporting plate, the two conveyor belts are distributed in two directions of the flat plate in a right angle mode, and a blanking cylinder and the glue sealing device are arranged in the other two directions of the upper end face of the flat plate respectively; the carton forming machine comprises a positioning device, the positioning device also comprises two clamping arm guide rails and two clamping arm driving cylinders, a rectangular hole is formed in the middle position of the supporting plate and on the flat plate, the rectangular hole is a rectangular hole, the two clamping arm guide rails are arranged below the supporting plate and are respectively arranged beside one long edge of the rectangular hole, the two clamping arms are symmetrically arranged along the long edge center line of the rectangular hole, the clamping arms are clamped between the clamping arm guide rails and the supporting plate, a groove for the sliding of the clamping arms is formed between the clamping arm guide rails and the supporting plate, the two clamping arm driving cylinders are respectively arranged behind one clamping arm, the two clamping arm driving cylinders are respectively in transmission connection with the respective clamping arms, the clamping arms are fixed through the two clamping arm guide rails, the clamping arm guide rails are L-shaped, the clamping arm guide rails are fixed below the supporting plate through bolt connection, the two clamping arm guide rails are symmetrically arranged, the clamping arm is U-shaped, the two sides of the clamping arm are respectively provided with a convex edge matched with the clamping arm guide rail, the convex edge and the clamping arm are integrally formed, and the clamping arm guide rail is L-shaped and can naturally form a groove for the sliding of the clamping arm between the clamping arm guide rail and the support plate, namely a groove for accommodating the sliding of the convex edge; the carton forming machine comprises a discharging device, the discharging device also comprises a fixed frame, a slide block and a slide block driving cylinder, the fixed frame is fixed on a processing table, the fixed frame is composed of a rectangular frame and supporting legs arranged below four corners of the frame, the projection of the inner outline of the frame on the horizontal plane covers the projection of a rectangular hole on the horizontal plane, a slide block guide rail is respectively arranged below two opposite edges of the frame, the slide block is in sliding fit with the two slide block guide rails, a support extending outwards is arranged at the edge of the frame, the slide block driving cylinder is fixed on the support, the slide block driving cylinder is in transmission fit with the slide block, the slide block driving cylinder is used for driving the slide block to move horizontally and linearly, a first inclined plane is arranged at the upper part of the slide block, a connecting part is arranged at the bottom part of the top block, a second inclined plane matched with the, when the sliding block moves horizontally and linearly, the horizontal linear movement of the sliding block is converted into the vertical movement of the top block through the matching of the first inclined surface and the second inclined surface;

when the folding device works, an unformed carton is conveyed to the upper part of the supporting plate by one of the conveying belts, at the moment, the ejector block should move to the highest position of the stroke of the unformed carton, namely the ejector block moves to the position which is parallel to the flat plate, after the carton is conveyed to the position right above the flat plate by the conveying belts, the ejector block moves to the lowest position of the stroke, then the two clamping arms move oppositely to clamp the carton, after the carton is clamped, two opposite edge folding devices in the four edge folding devices work in advance to bend two opposite edges of the carton, the other two opposite edge folding devices in the four edge folding devices work in the backward direction to bend the other two opposite edges of the carton, and the two edges which are bent later are pressed on the two edges which are bent earlier, so that the carton is formed; after forming, the two clamping arms move back to loosen the carton, the jacking block moves to the highest position of the stroke of the jacking block, the carton is sealed by the sealing device, and the formed carton is pushed to a conveying belt for discharging by the discharging cylinder to convey the carton away.

2. A method of forming a carton comprising the steps of: adopt carton make-up machine and two conveyer belts, a manipulator and molding equipment to cooperate and use its characterized in that: the carton forming machine comprises a positioning device, the positioning device also comprises two clamping arm guide rails and two clamping arm driving cylinders, the carton forming machine comprises a support plate, a rectangular hole is formed in the middle position of the support plate and on a flat plate, the rectangular hole is a rectangular hole, the two clamping arm guide rails are arranged below the support plate and are respectively arranged beside the edge of one long edge of the rectangular hole, the two clamping arms are symmetrically arranged along the center line of the long edge of the rectangular hole, the clamping arms are clamped between the clamping arm guide rails and the support plate, a groove for the sliding of the clamping arms is formed between the clamping arm guide rails and the support plate, the two clamping arm driving cylinders are respectively arranged behind one clamping arm, the two clamping arm driving cylinders are respectively in transmission connection with the respective clamping arms, the clamping arms are fixed through the two clamping arm guide rails, the clamping arm guide rails are L-shaped, and the, the two clamping arm guide rails are symmetrically arranged along the center line of the short side of the rectangular hole, the clamping arms are U-shaped, the two sides of each clamping arm are respectively provided with a convex edge matched with the clamping arm guide rails, the convex edges and the clamping arms are integrally formed, and the clamping arm guide rails are arranged into L-shaped shapes so as to naturally form a groove for the sliding of the clamping arms between the clamping arm guide rails and the supporting plate, namely a groove for accommodating the sliding of the convex edges; the carton forming machine comprises a discharging device, the discharging device also comprises a fixed frame, a slide block and a slide block driving cylinder, the fixed frame is fixed on a processing table, the fixed frame is composed of a rectangular frame and supporting legs arranged below four corners of the frame, the projection of the inner outline of the frame on the horizontal plane covers the projection of a rectangular hole on the horizontal plane, a slide block guide rail is respectively arranged below two opposite edges of the frame, the slide block is in sliding fit with the two slide block guide rails, a support extending outwards is arranged at the edge of the frame, the slide block driving cylinder is fixed on the support, the slide block driving cylinder is in transmission fit with the slide block, the slide block driving cylinder is used for driving the slide block to move horizontally and linearly, a first inclined plane is arranged at the upper part of the slide block, a connecting part is arranged at the bottom part of the top block, a second inclined plane matched with the, when the sliding block moves horizontally and linearly, the horizontal linear movement of the sliding block is converted into the vertical movement of the top block through the matching of the first inclined surface and the second inclined surface; the front side and the rear side or the left side and the right side of the supporting plate are respectively provided with a conveying belt, the conveying directions of the two conveying belts are the same, a manipulator is erected on the supporting plate, and the manipulator is provided with two grabbing components; one conveying belt conveys the unformed paper boxes to the positions, close to the supporting plates, of the tail ends of the unformed paper boxes for processing, the other unformed paper boxes are arranged on the top block, the top block moves to the lowest position of the stroke, then the two clamping arms move oppositely to clamp the paper box, after the paper box is clamped, the four edge folding devices work to bend the paper box so as to form the paper box, after the paper box is formed, the two clamping arms move backwards to loosen the paper box, then the jacking block rises to lift the carton to a position suitable for being grabbed by one grabbing component, the carton is sealed by the glue sealing device, the manipulator moves to ensure that the two grabbing components can respectively grab the carton to be processed and the formed carton, after grabbing, the manipulator transversely moves a station, one grabbing component places the carton to be processed on the ejector block, the other grabbing component places the formed carton on the other conveying belt, and the formed carton is conveyed away by the conveying belt.