CN112046083A

CN112046083A - Multi-station automatic carton nailing machine and carton nailing process thereof

Info

Publication number: CN112046083A
Application number: CN202010944754.8A
Authority: CN
Inventors: 胡怀林
Original assignee: Bengbu Jinniu Packaging Co ltd
Current assignee: Bengbu Jinniu Packaging Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2020-12-08
Anticipated expiration: 2040-09-10
Also published as: CN112046083B

Abstract

The invention discloses a multi-station automatic carton nailing machine and a carton nailing process thereof, relates to the technical field of carton nailing machines, and aims to solve the problem that deviation occurs in the subsequent carton nailing process due to deviation of carton nailing positions in the carton nailing process of the conventional carton nailing machine. The multistation box nailing machine body comprises a box nailing mechanism, a feeding mechanism, a box folding mechanism and a discharging mechanism, wherein a second air cylinder is fixedly mounted on each of two sides of the inner wall of the box nailing mechanism, a second pneumatic push rod is arranged at the output end of the second air cylinder, a positioning plate is fixedly mounted at the lower end of the second pneumatic push rod, the output end of the second air cylinder is fixedly connected with the positioning plate through the second pneumatic push rod, a third air cylinder is fixedly mounted below the rear end of the second air cylinder, a third pneumatic push rod is arranged at the output end of the third air cylinder, a pneumatic push block is arranged at one end of the third pneumatic push rod, and the output end of the third air cylinder is fixedly connected with the pneumatic push block through the third pneumatic push rod.

Description

Multi-station automatic carton nailing machine and carton nailing process thereof

Technical Field

The invention relates to the technical field of carton nailing machines, in particular to a multi-station automatic carton nailing machine and a carton nailing process thereof.

Background

The carton stapler is one of the subsequent processing devices of the carton, the principle of the carton stapler is the same as that of a common stapler, and the carton stapler only uses tiger teeth as a base plate and is specially used for carton sealing. The series products have the advantages of lightness, simple and convenient operation, good wear resistance, smooth sealing, safety, firmness, reduced labor intensity, improved working efficiency and the like, and are widely applied to sealing of various cartons and calcium plastic boxes which need to be loaded with heavier objects or are not easy to seal by using adhesive tapes.

However, the existing carton nailing machine has the problem that deviation occurs in the subsequent carton nailing process due to deviation of carton nailing positions in the carton nailing process; therefore, the existing requirements are not met, and the multi-station automatic carton stapler and the carton stapling process thereof are provided.

Disclosure of Invention

The invention aims to provide a multi-station automatic carton nailing machine and a carton nailing process thereof, which aim to solve the problem that deviation occurs in the subsequent carton nailing process due to deviation of carton nailing positions in the carton nailing process of the existing carton nailing machine in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an automatic box press of multistation, includes multistation box press body, multistation box press body comprises nail case mechanism, feeding mechanism, bellows mechanism, discharge mechanism, the equal fixed mounting in both sides of nail case mechanism inner wall has the second cylinder, the output of second cylinder is provided with the pneumatic push rod of second, the lower extreme fixed mounting of the pneumatic push rod of second has the locating plate, and the output of second cylinder passes through the pneumatic push rod of second and locating plate fixed connection, the below fixed mounting of second cylinder rear end has the third cylinder, the output of third cylinder is provided with the pneumatic push rod of third, the one end of the pneumatic push rod of third is provided with pneumatic ejector pad, and the output of third cylinder passes through the pneumatic push rod of third and pneumatic ejector pad fixed connection, bellows mechanism and the intermediate position department fixed mounting of nail case mechanism have the impression roller.

Preferably, the equal fixed mounting in both sides of bellows mechanism has second driving motor, second driving motor's output is provided with the second shaft coupling, the one end of second shaft coupling is provided with the second transfer line, and second driving motor's output passes through the second shaft coupling and is connected with the transmission of second transfer line, fixed mounting has the connecting piece on the outer wall of second transfer line, and the connecting piece installs four, the top fixed mounting of connecting piece has the paper folding clamp plate.

Preferably, one side fixed mounting of feeding mechanism has the workbin, feeding mechanism's last fixed surface installs the drive case, the inside fixed mounting of drive case has a driving motor, a driving motor's output is provided with first shaft coupling, the upper end fixed mounting of first shaft coupling has a first drive rod, and a driving motor's output is connected with a drive rod transmission through first shaft coupling, the upper end fixed mounting of a drive rod has the revolving stage.

Preferably, the both sides of revolving stage all fixed mounting have the linking arm, the one end fixed mounting that the revolving stage was kept away from to the linking arm has vacuum chuck.

Preferably, a conveying belt is fixedly installed at the middle position of the box folding mechanism, and a stepping motor and an encoder are fixedly installed on the outer wall of one side of the conveying belt.

Preferably, the inside fixed mounting of nail case mechanism has third driving motor, third driving motor's output is provided with the third shaft coupling, the one end of third shaft coupling is provided with ball, and third driving motor's output is connected with ball transmission through the third shaft coupling, fixed mounting has adapter sleeve on ball's the outer wall.

Preferably, a first cylinder is fixedly mounted on the front end face of the connecting sleeve, an output end of the first cylinder is provided with a first pneumatic push rod, a nail box head is arranged at the lower end of the first pneumatic push rod, an output end of the first cylinder is fixedly connected with the nail box head through the first pneumatic push rod, an infrared sensor is fixedly mounted on the outer wall of the front end face of the nail box head, adhesive tape rotating roller driving mechanisms are fixedly mounted on the outer walls of two sides of the nail box head, adhesive tape rotating rollers are arranged at output ends of the adhesive tape rotating roller driving mechanisms, and an adhesive tape disc is fixedly mounted at the upper end of the nail box mechanism.

Preferably, a discharging row roller is fixedly mounted between the discharging mechanism and the nail box mechanism, a containing box is arranged at one end of the discharging row roller, electric guide rail sets are fixedly mounted on two sides of the containing box, a grabbing mechanism is fixedly mounted on the upper surface of each electric guide rail set, and grabbing fixtures are fixedly mounted on two sides of the grabbing mechanism.

Preferably, a weighing sensor is fixedly mounted at the bottom of the storage box.

Preferably, the carton nailing process of the multi-station automatic carton nailing machine comprises the following steps:

the method comprises the following steps: the carton is grabbed and adsorbed from the material box by virtue of the vacuum sucker, the first transmission rod and the rotary table are driven to rotate by utilizing the electric power of the first driving motor, so that the carton is placed to the conveying belt by the vacuum sucker on the grabbing side for conveying, and the vacuum sucker on the other end, which is not grabbed, performs repeated grabbing and rotating operation again;

step two: the movement of the conveying belt can be controlled by utilizing a stepping motor and an encoder, second driving motors on two sides of the conveying belt drive a second transmission rod to rotate by utilizing electric power, and when the conveying belt rotates between 30 and 60 degrees, two sides of the carton can be folded by a paper folding pressing plate arranged on the outer wall of the carton, so that a foundation can be laid for subsequent carton nailing operation;

step three: the press roller can press the incomplete folding phenomenon of the carton caused by different folding time, different carton bodies and other factors in the folding process, ensure that the folding can be completed when the carton is moved to the carton nailing mechanism, the box body can be prevented from deviating while pressurizing, the pneumatic force of the third air cylinder drives the three pneumatic push rods and the pneumatic push blocks to push towards the middle position, so that the deviated carton can be pushed and restored by the pneumatic push blocks on the two sides, the pneumatic force of the second air cylinder drives the second pneumatic push rod and the positioning plate to extend and retract up and down, the positioning plates on the two sides can well position the carton in the downward moving process of the carton, so that the carton is prevented from deviating to cause deviation in the subsequent carton nailing process, the carton nailing efficiency is improved, and convenience is brought to users for use;

step four: the ball screw is arranged at the nail box mechanism and can convert the rotary motion of the third driving motor into linear motion, so that the connecting sleeve and the first air cylinder which are arranged on the outer wall of the nail box mechanism can move, the first air cylinder drives the nail box head to move up and down by utilizing pneumatic force, the nail box head can be adjusted in height in the process of nail box pushing, the adjustability and flexibility in the whole box pushing process can be improved, and the nail box head utilizes the infrared sensor to detect objects and perform nail box operation;

step five: the carton discharges to the containing box from ejection of compact gang roller after the nail case is accomplished in, is equipped with weighing sensor in the containing box, can carry the signal after it accomodates certain weight, cooperates the removal guide rail group of both sides and snatchs the mechanism and removes the containing box to next department to the operation of the automatic nail case of multistation has been accomplished.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention can pressurize the incomplete folding phenomenon of the carton caused by the factors of different folding time, different carton bodies and the like in the folding process through the pressure roller, ensure that the folding can be completed when the carton is moved to the carton nailing mechanism, the box body can be prevented from deviating while pressurizing, the pneumatic force of the third air cylinder drives the three pneumatic push rods and the pneumatic push blocks to push towards the middle position, so that the deviated carton can be pushed and restored by the pneumatic push blocks on the two sides, the pneumatic force of the second air cylinder drives the second pneumatic push rod and the positioning plate to extend and retract up and down, the carton box can be well positioned by the positioning plates on the two sides of the carton box in the downward moving process, so that the carton box is prevented from deviating to cause deviation in the follow-up carton nailing process, the efficiency of the carton box nailing is improved, and convenience is brought to users for use.

2. The moving of the conveying belt can be controlled by utilizing the stepping motor and the encoder, the second driving motors on the two sides of the conveying belt drive the second transmission rod to rotate by utilizing electric power, and when the second driving motors rotate by 30-60 degrees, the two sides of the carton can be folded by the paper folding pressing plate arranged on the outer wall of the carton, so that the carton can lay a foundation for subsequent carton nailing operation.

3. The nail box mechanism is provided with a ball screw, the ball screw can convert the rotary motion of the third driving motor into linear motion, so that the connecting sleeve and the first air cylinder which are arranged on the outer wall of the nail box mechanism can move, the first air cylinder drives the nail box head to move up and down by utilizing aerodynamic force, the height of the nail box head can be adjusted in the process of the nail box, and the adjustability and the flexibility of the whole box jacking process can be improved.

4. Be equipped with weighing sensor in the containing box, can carry the signal after it accomodates certain weight, the removal guide rail group of cooperation both sides with snatch the mechanism and remove the containing box to next department to the operation of the automatic nail case of multistation has been accomplished.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the magazine mechanism of the present invention;

FIG. 3 is a partial structural view of the connector of the present invention;

FIG. 4 is a partial structural view of a driving box according to the present invention;

FIG. 5 is a partial structural view of the storage box of the present invention;

in the figure: 1. a multi-station carton stapler body; 2. a nail box mechanism; 3. a feeding mechanism; 4. a box folding mechanism; 5. a discharging mechanism; 6. a material box; 7. a drive box; 8. a first drive motor; 9. a first coupling; 10. a first drive lever; 11. a rotating table; 12. a connecting arm; 13. a vacuum chuck; 14. a second drive motor; 15. a second coupling; 16. a second transmission rod; 17. a connecting member; 18. folding the paper and pressing the board; 19. a conveyor belt; 20. a stepping motor and an encoder; 21. a discharging roller; 22. a storage box; 23. an electric guide rail set; 24. a grabbing mechanism; 25. grabbing a clamp; 26. a weighing sensor; 27. a first cylinder; 28. a first pneumatic push rod; 29. nailing a box head; 30. an infrared sensor; 31. a tape roller driving mechanism; 32. rotating the adhesive tape to a roller; 33. an adhesive tape disc; 34. a third drive motor; 35. a third coupling; 36. a ball screw; 37. connecting a sleeve; 38. a second cylinder; 39. a second pneumatic push rod; 40. positioning a plate; 41. a third cylinder; 42. a third pneumatic push rod; 43. a pneumatic push block; 44. and a pressure roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, an embodiment of the present invention is shown: a multi-station automatic carton stapler comprises a multi-station carton stapler body 1, wherein the multi-station carton stapler body 1 consists of a carton stapling mechanism 2 and a feeding mechanism 3, the box folding mechanism 4 and the discharging mechanism 5 are composed, a second cylinder 38 is fixedly mounted on two sides of the inner wall of the box nailing mechanism 2, a second pneumatic push rod 39 is arranged at the output end of the second cylinder 38, a positioning plate 40 is fixedly mounted at the lower end of the second pneumatic push rod 39, the output end of the second cylinder 38 is fixedly connected with the positioning plate 40 through the second pneumatic push rod 39, a third cylinder 41 is fixedly mounted below the rear end of the second cylinder 38, a third pneumatic push rod 42 is arranged at the output end of the third cylinder 41, a pneumatic push block 43 is arranged at one end of the third pneumatic push rod 42, the output end of the third cylinder 41 is fixedly connected with the pneumatic push block 43 through the third pneumatic push rod 42, and a pressing roller 44 is fixedly mounted at the middle position of the box folding mechanism 4 and the box nailing mechanism 2.

Furthermore, a second driving motor 14 is fixedly mounted on two sides of the box folding mechanism 4, a second coupler 15 is arranged at the output end of the second driving motor 14, a second transmission rod 16 is arranged at one end of the second coupler 15, the output end of the second driving motor 14 is in transmission connection with the second transmission rod 16 through the second coupler 15, a connecting piece 17 is fixedly mounted on the outer wall of the second transmission rod 16, four connecting pieces 17 are mounted on the connecting piece 17, and a paper folding pressing plate 18 is fixedly mounted above the connecting piece 17.

Further, a material box 6 is fixedly mounted on one side of the feeding mechanism 3, a driving box 7 is fixedly mounted on the upper surface of the feeding mechanism 3, a first driving motor 8 is fixedly mounted inside the driving box 7, a first coupler 9 is arranged at the output end of the first driving motor 8, a first transmission rod 10 is fixedly mounted at the upper end of the first coupler 9, the output end of the first driving motor 8 is in transmission connection with the first transmission rod 10 through the first coupler 9, and a rotating table 11 is fixedly mounted at the upper end of the first transmission rod 10.

Further, both sides of the rotating platform 11 are fixedly provided with connecting arms 12, and one end of each connecting arm 12 far away from the rotating platform 11 is fixedly provided with a vacuum chuck 13.

Further, a conveyer belt 19 is fixedly installed at the middle position of the box folding mechanism 4, and a stepping motor and an encoder 20 are fixedly installed on the outer wall of one side of the conveyer belt 19.

Further, a third driving motor 34 is fixedly installed inside the nail box mechanism 2, a third coupling 35 is arranged at the output end of the third driving motor 34, a ball screw 36 is arranged at one end of the third coupling 35, the output end of the third driving motor 34 is in transmission connection with the ball screw 36 through the third coupling 35, and a connecting sleeve 37 is fixedly installed on the outer wall of the ball screw 36.

Further, a first air cylinder 27 is fixedly mounted on the front end face of the connecting sleeve 37, an output end of the first air cylinder 27 is provided with a first pneumatic push rod 28, a nail box head 29 is arranged at the lower end of the first pneumatic push rod 28, an output end of the first air cylinder 27 is fixedly connected with the nail box head 29 through the first pneumatic push rod 28, an infrared sensor 30 is fixedly mounted on the outer wall of the front end face of the nail box head 29, adhesive tape roller driving mechanisms 31 are fixedly mounted on the outer walls of two sides of the nail box head 29, adhesive tape rollers 32 are arranged at output ends of the adhesive tape roller driving mechanisms 31, an adhesive tape disc 33 is fixedly mounted at the upper end of the nail box mechanism 2, and the model of the infrared sensor 30 is H42B 6.

Further, a discharging row roller 21 is fixedly mounted between the discharging mechanism 5 and the nail box mechanism 2, a containing box 22 is arranged at one end of the discharging row roller 21, electric guide rail sets 23 are fixedly mounted on two sides of the containing box 22, a grabbing mechanism 24 is fixedly mounted on the upper surface of each electric guide rail set 23, and grabbing fixtures 25 are fixedly mounted on two sides of the grabbing mechanism 24.

Further, a load cell 26 is fixedly mounted at the bottom of the storage box 22, and the model of the load cell 26 is HH 8602.

Further, the box nailing process of the multi-station automatic box nailing machine comprises the following steps:

the method comprises the following steps: the carton is grabbed and adsorbed from the material box 6 by virtue of the vacuum sucker 13, the first transmission rod 10 and the rotating platform 11 are driven to rotate by utilizing the electric power of the first driving motor 8, so that the carton is placed to the conveying belt 19 by the vacuum sucker 13 on the grabbing side for conveying, and the vacuum sucker 13 which is not grabbed at the other end is repeatedly grabbed and rotated again;

step two: the movement of the conveyer belt can be controlled by a stepping motor and an encoder 20, the second driving motors 15 at two sides of the conveyer belt drive the second transmission rod 16 to rotate by electric power, and when the conveyer belt rotates between 30 and 60 degrees, the two sides of the carton can be folded by the paper folding pressing plates 18 arranged on the outer wall of the conveyer belt, so that the base can be laid for the subsequent carton nailing operation;

step three: the pressing roller 44 can press the incomplete folding and pressing phenomenon of the carton caused by different folding and pressing time, box body and other factors in the folding and pressing process, so as to ensure that the carton can be folded and pressed when moving to the nail box mechanism 2, and has a certain deviation prevention effect, so that the box body can be prevented from deviating while pressing, the pneumatic force of the third air cylinder 41 is utilized to drive the three pneumatic push rods 42 and the pneumatic push blocks 43 to push towards the middle position, so that the deviated carton can be pushed and restored by the pneumatic push blocks 43 on the two sides, the pneumatic force of the second air cylinder 38 is utilized to drive the second pneumatic push rod 39 and the positioning plate 40 to move up and down in a telescopic manner, the positioning plates 40 on the two sides can well position the carton in the downward moving process, the deviation in the subsequent nail box process caused by the deviation of the carton is avoided, and the nail box efficiency is improved, the use is convenient for users;

step four: the nail box mechanism 2 is provided with a ball screw 36 which can convert the rotary motion of the third driving motor 34 into linear motion, so that a connecting sleeve 37 and a first air cylinder 27 which are arranged on the outer wall of the nail box mechanism can move, the first air cylinder 27 drives the nail box head 29 to move up and down by utilizing pneumatic power, so that the nail box head 29 can be subjected to height adjustment in the process of nail box, the adjustability and flexibility in the whole box jacking process can be improved, and the nail box head 29 detects an object by utilizing the infrared sensor 30 and performs nail box operation;

step five: after the nailing process, the carton is discharged into the containing box 22 from the discharging row rollers 21, a weighing sensor 26 is arranged in the containing box 22, signals can be transmitted after the carton is contained to a certain weight, and the containing box 22 is moved to the next department by matching the moving guide rail sets 23 on the two sides with the grabbing mechanism 24, so that the multi-station automatic nailing operation is completed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an automatic carton stapler of multistation, includes multistation carton stapler body (1), its characterized in that: the multi-station carton stapler body (1) comprises a carton nailing mechanism (2), a feeding mechanism (3), a carton folding mechanism (4) and a discharging mechanism (5), wherein second air cylinders (38) are fixedly mounted on two sides of the inner wall of the carton nailing mechanism (2), second pneumatic push rods (39) are arranged at the output ends of the second air cylinders (38), positioning plates (40) are fixedly mounted at the lower ends of the second pneumatic push rods (39), the output ends of the second air cylinders (38) are fixedly connected with the positioning plates (40) through the second pneumatic push rods (39), third air cylinders (41) are fixedly mounted below the rear ends of the second air cylinders (38), third pneumatic push rods (42) are arranged at the output ends of the third air cylinders (41), pneumatic push blocks (43) are arranged at one ends of the third pneumatic push rods (42), and the output ends of the third air cylinders (41) are fixedly connected with the pneumatic push blocks (43) through the third pneumatic push rods (42), and a pressing roller (44) is fixedly installed at the middle position of the box folding mechanism (4) and the box nailing mechanism (2).

2. A multi-station automatic box stapler as claimed in claim 1, wherein: the equal fixed mounting in both sides of bellows mechanism (4) has second driving motor (14), the output of second driving motor (14) is provided with second shaft coupling (15), the one end of second shaft coupling (15) is provided with second transfer line (16), and the output of second driving motor (14) passes through second shaft coupling (15) and is connected with second transfer line (16) transmission, fixed mounting has connecting piece (17) on the outer wall of second transfer line (16), and connecting piece (17) install four, the top fixed mounting of connecting piece (17) has paper folding clamp plate (18).

3. A multi-station automatic box stapler as claimed in claim 1, wherein: one side fixed mounting of feeding mechanism (3) has workbin (6), the last fixed surface of feeding mechanism (3) installs drive box (7), the inside fixed mounting of drive box (7) has first driving motor (8), the output of first driving motor (8) is provided with first shaft coupling (9), the upper end fixed mounting of first shaft coupling (9) has first drive rod (10), and the output of first driving motor (8) is connected with first drive rod (10) transmission through first shaft coupling (9), the upper end fixed mounting of first drive rod (10) has revolving stage (11).

4. A multi-station automatic box stapler as claimed in claim 3, wherein: the equal fixed mounting in both sides of revolving stage (11) has connecting arm (12), the one end fixed mounting that revolving stage (11) were kept away from in connecting arm (12) has vacuum chuck (13).

5. A multi-station automatic box stapler as claimed in claim 1, wherein: a conveying belt (19) is fixedly mounted at the middle position of the box folding mechanism (4), and a stepping motor and an encoder (20) are fixedly mounted on the outer wall of one side of the conveying belt (19).

6. A multi-station automatic box stapler as claimed in claim 1, wherein: the inside fixed mounting of nail case mechanism (2) has third driving motor (34), the output of third driving motor (34) is provided with third shaft coupling (35), the one end of third shaft coupling (35) is provided with ball (36), and the output of third driving motor (34) is connected with ball (36) transmission through third shaft coupling (35), fixed mounting has adapter sleeve (37) on the outer wall of ball (36).

7. A multi-station automatic box stapler according to claim 6, characterized in that: the utility model discloses a nail box structure, including adapter sleeve (37), preceding terminal surface fixed mounting have first cylinder (27), the output of first cylinder (27) is provided with first pneumatic push rod (28), the lower extreme of first pneumatic push rod (28) is provided with nail box head (29), the output of first cylinder (27) through first pneumatic push rod (28) and nail box head (29) fixed connection, fixed mounting has infrared sensor (30) on the outer wall of nail box head (29) preceding terminal surface, equal fixed mounting has sticky tape to change roller actuating mechanism (31) on the outer wall of nail box head (29) both sides, the output of sticky tape to change roller actuating mechanism (31) is provided with sticky tape and changes roller (32), the upper end fixed mounting of nail box mechanism (2) has sticky tape dish (33).

8. A multi-station automatic box stapler as claimed in claim 1, wherein: fixed mounting has ejection of compact gang roller (21) between discharge mechanism (5) and nail case mechanism (2), the one end of ejection of compact gang roller (21) is provided with containing box (22), the equal fixed mounting in both sides of containing box (22) has electronic guide rail group (23), the last fixed surface of electronic guide rail group (23) installs and snatchs mechanism (24), the both sides fixed mounting who snatchs mechanism (24) has and snatchs anchor clamps (25).

9. A multi-station automatic box stapler as claimed in claim 8, wherein: and a weighing sensor (26) is fixedly mounted at the bottom of the storage box (22).

10. The box nailing process of a multi-station automatic box nailing machine as claimed in any one of claims 1 to 9, comprising the steps of:

the method comprises the following steps: the carton is grabbed and adsorbed from the material box (6) by virtue of the vacuum sucker (13), the first transmission rod (10) and the rotating platform (11) are driven to rotate by utilizing the electric power of the first driving motor (8), so that the carton is placed to the conveying belt (19) by the vacuum sucker (13) at the grabbing side for conveying, and the vacuum sucker (13) which is not grabbed at the other end is repeatedly grabbed and rotated again;

step two: the movement of the conveying belt can be controlled by utilizing a stepping motor and an encoder (20), second driving motors (15) on two sides of the conveying belt drive a second transmission rod (16) to rotate by utilizing electric power, and when the conveying belt rotates by 30-60 degrees, two sides of the carton can be folded by a paper folding pressing plate (18) arranged on the outer wall of the carton, so that a foundation can be laid for subsequent carton nailing operation;

step three: the pressing roller (44) can press the incomplete folding phenomenon of the carton caused by the factors of different folding time, different carton bodies and the like in the folding process, ensures that the carton can be folded and pressed when the carton is moved to the carton nailing mechanism (2), has a certain deviation prevention effect, can prevent the carton bodies from deviating while pressing, utilizes the pneumatic force of the third air cylinder (41) to drive the three pneumatic push rods (42) and the pneumatic push blocks (43) to push towards the middle position, enables the deviated carton bodies to be pushed and restored by the pneumatic push blocks (43) at two sides, utilizes the pneumatic force of the second air cylinder (38) to drive the second pneumatic push rod (39) and the positioning plate (40) to move up and down in a telescopic manner, and can well position the carton bodies by the positioning plates (40) at two sides in the downward moving process, thereby avoiding the deviation of the carton bodies in the subsequent carton nailing process caused by the deviation of the carton bodies, thereby improving the efficiency of the nail box and facilitating the use of users;

step four: the nail box mechanism (2) is provided with a ball screw (36) which can convert the rotary motion of a third driving motor (34) into linear motion, so that a connecting sleeve (37) and a first air cylinder (27) which are arranged on the outer wall of the nail box mechanism can move, the first air cylinder (27) drives a nail box head (29) to move up and down by utilizing aerodynamic force, so that the nail box head can be adjusted in height in the nail box process, the adjustability and flexibility in the whole box jacking process can be improved, and the nail box head (29) utilizes an infrared sensor (30) to detect an object and perform nail box operation;

step five: the carton is discharged to containing box (22) from ejection of compact gang roller (21) after the nail case is accomplished in, is equipped with weighing sensor (26) in containing box (22), can carry the signal after it accomodates certain weight, cooperates moving guide group (23) and snatch mechanism (24) of both sides to remove containing box (22) to next department to the operation of the automatic nail case of multistation has been accomplished.