CN219029856U

CN219029856U - Box closing device for self-transporting box

Info

Publication number: CN219029856U
Application number: CN202223137727.3U
Authority: CN
Inventors: 汪懋
Original assignee: Wuxi Xiqi Intelligent Technology Co ltd
Current assignee: Wuxi Xiqi Intelligent Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-16
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to a self-transporting box closing device, which comprises a mounting plate, wherein a conveying assembly for conveying a packing box to move is arranged on the side wall of the mounting plate, and a conveying driving assembly for driving the conveying assembly is arranged on the mounting plate; one side of the mounting plate is also provided with a feeding mechanism for providing a packing box for the conveying assembly, and the mounting plate is positioned on a section between the conveying assembly and the feeding mechanism; the upper end of the conveying component is provided with a page closing mechanism for closing the packing box. The automatic box closing conveying system is compact and reasonable in structure and convenient to operate, the conveying assembly is driven by the same driving motor and the driving main shaft to work for automatically conveying the packaging boxes, meanwhile, the packaging boxes are taken down and opened through the box opening mechanism and then are automatically placed into the conveying assembly, the upper pages and the lower pages of the packaging boxes are automatically closed through the page closing mechanism, meanwhile, commodities can be placed between the two page closing mechanisms, and the automatic box closing conveying system is formed and has high practicability.

Description

Box closing device for self-transporting box

Technical Field

The utility model relates to the technical field of packaging box conveying, in particular to a self-conveying box closing device.

Background

In packing carton conveying machinery field, adopt vertical disc cartoning machine to stabilize the box after opening the box generally, begin fortune box after stabilizing, whole fortune box process function is more single, often need carry out manual work assistance work in practical application, for example to the material loading of box, strut, and close the page and all be workman's operation, work efficiency is low, also some adopt machinery to operate in addition, but these machinery are all the cylinder drive, and complex harmony is poor, influences packing efficiency and effect.

For this purpose, we propose a self-carrying box closing device.

Disclosure of Invention

The applicant provides a self-transporting box closing device aiming at the defects in the prior art, so that a conveying assembly, a box opening mechanism and a page closing mechanism are driven to work through the same driving main shaft, the coordination performance of each mechanism is improved, and the precision and the working efficiency of box closing of a packing box are improved.

The technical scheme adopted by the utility model is as follows:

the self-carrying box closing device comprises a mounting plate, wherein a conveying assembly for conveying the movement of a packaging box is arranged on the side wall of the mounting plate, and a conveying driving assembly for driving the conveying assembly is arranged on the mounting plate;

one side of the mounting plate is also provided with a feeding mechanism for providing the packaging box for the conveying assembly, and a section of the mounting plate between the conveying assembly and the feeding mechanism is connected with a box opening mechanism for receiving the packaging box and opening the packaging box for conveying the packaging box into the conveying assembly;

the lower end of the conveying assembly is close to one side of the box opening mechanism, and the upper end of the conveying assembly is close to one side of the conveying driving assembly, and a page closing mechanism for closing the box of the packing box is arranged on the side of the conveying assembly;

the mounting plate is also connected with a driving motor which drives the conveying driving assembly, the box opening mechanism and the page closing mechanism to move.

It is further characterized by:

the conveying driving assembly is arranged on one side of the conveying assembly, which is positioned on the discharging side of the packing box.

And the conveying assembly is also connected with an upper conveying belt and a lower conveying belt which are positioned at the discharge hole and used for conveying the upper end and the lower end of the packing box in a collision mode.

The conveying assembly comprises two rows of parallel supporting assemblies, each supporting assembly consists of two supporting plates which are separated and are clamped with the packing box, and a conveying belt which drives the packing box to move is connected to the circumference of each supporting plate through a plurality of conveying belt wheels.

The conveying driving assembly comprises two first transmission shafts, the first transmission shafts penetrate through two conveying belt wheels on the same vertical line, one end of each first transmission shaft is connected with a standard commutator which drives the first transmission shaft to rotate, and the two standard commutators in the same row are connected through the same commutator driving shaft.

The driving shaft of the driving motor is connected with the driving main shaft, the driving main shaft is connected with the speed reducer through the transmission piece, the speed reducer drives the commutator driving wheel to rotate through the connected steering belt wheel and drives the standard commutator to rotate, the commutator driving wheel is connected with the upper and lower conveying belt driving components through the transmission piece, and the upper and lower conveying belt driving components are connected with the upper conveying belt and the lower conveying belt to provide power for the upper conveying belt and the lower conveying belt.

The box opening mechanism comprises a first mounting seat and a second mounting seat which are connected to the mounting plate in a sliding manner, wherein a bevel gear reverser capable of rotating is connected to the first mounting seat, the output end of the bevel gear reverser is rotationally connected with a box feeding arm, the second mounting seat is connected with a box opening arm, and suction cups for sucking the packaging boxes are arranged on the box opening arm and the box feeding arm; the side wall of the mounting plate is also inserted with two driving rods which respectively control the autorotation of the bevel gear reverser and drive the upper output end of the bevel gear reverser to rotate, and the two driving rods are eccentrically connected with two first cams which synchronously rotate through the bevel gear reverser driving assembly.

The mounting plate is further provided with a displacement assembly for controlling the first mounting seat and the second mounting seat to move, the displacement assembly comprises two second cams coaxially connected with the first cams, the side walls of the second cams are respectively connected with a driven swing arm which is eccentrically arranged, the two driven swing arms are respectively connected with the first mounting seat and the second mounting seat through vertical swing arms and control the first mounting seat and the second mounting seat to move, and the first cams and the second cams are rotationally connected with the fixed seat and are connected through a driving main shaft which penetrates through the center of a circle; the two driving rods are connected with the bevel gear reverser through a main driving swing arm, the main driving swing arm is connected with the driving rods through ball joint bearings, the bevel gear reverser driving assembly comprises a first driving arm, the side wall of the first driving arm is eccentrically connected to a first cam, one end of the first driving arm is rotatably sleeved on a fixing seat, the other end of the first driving arm is movably connected with a plurality of connecting rods, and the other ends of the connecting rods are mutually connected with the driving rods through the ball joint bearings.

The hinge closing mechanism comprises a rotary driving mechanism and a control box which are arranged on two sides of the mounting plate, a spline shaft connected with the driving end of the rotary driving mechanism extends into the control box and is connected with the first convex disc, a hinge closing mechanism connected to the mounting plate, and a tongue pressing and inserting mechanism, a tongue inserting adjusting mechanism and a tongue closing and inserting mechanism which are connected to the control box in a reciprocating mode.

The side closing mechanism comprises a second convex disc sleeved on the spline shaft and a side closing connecting rod assembly connected to the side wall of the second convex disc, and the other end of the side closing connecting rod assembly is connected with a side closing plate which swings back and forth and closes side pages of the packaging box; the tongue pressing and inserting mechanism comprises an inserting tongue driving swing arm connected to the side wall of the first convex disc, an inserting tongue swing arm shaft is inserted in the inserting tongue driving swing arm, and the inserting tongue swing arm shaft penetrates through the side wall of the control box and is connected with a page pressing rod which moves back and forth and drives the inserting tongue to swing through an inserting tongue connecting rod assembly; the tongue inserting adjusting mechanism comprises a tongue folding swing arm connected to the side wall of the first convex disc, and the tongue folding swing arm is connected with a tongue folding push plate capable of reciprocating on the control box and folding the tongue inserting through a tongue folding connecting rod assembly; the tongue closing and inserting mechanism comprises a second connecting arm connected to the side wall of the first convex disc, and the second connecting arm is connected with a first tongue inserting block which moves back and forth on the side wall of the control box and pushes the tongue through a tongue inserting connecting rod assembly.

The beneficial effects of the utility model are as follows:

the automatic box closing conveying system is compact and reasonable in structure and convenient to operate, the conveying assembly is driven by the same driving motor and the driving main shaft to work for automatically conveying the packaging boxes, meanwhile, the packaging boxes are taken down and opened through the box opening mechanism and then are automatically placed into the conveying assembly, the upper pages and the lower pages of the packaging boxes are automatically closed through the page closing mechanism, meanwhile, commodities can be placed between the two page closing mechanisms, and the automatic box closing conveying system is formed and has high practicability.

Meanwhile, the utility model has the following advantages:

1. the same driving main shaft drives the conveying assembly, the box opening mechanism and the page closing mechanism to work, so that the coordination performance of each mechanism is improved, and the precision and the working efficiency of box closing of the packing box are improved.

2. The stability of the device is improved by utilizing a purely mechanical mode and driving the cooperation among a plurality of cams through the same driving main shaft. The mechanical mode enables the equipment to run at a very high frequency in a breakthrough way, and the absolute and relative production efficiency is greatly improved. The box does not pass through the direction of great impulse and opens the box at the box in-process of opening, and the mode that utilizes the sucking disc can not cause the scratch of box, also will open box and transportation integration simultaneously and combine together, has improved work efficiency.

3. Through the operation, the side closing mechanism, the tongue pressing and inserting mechanism, the tongue inserting adjusting mechanism and the tongue closing and inserting mechanism are driven to work simultaneously through the same spline shaft and the first convex disc, the accurate matching closes the pages of the packing box, the working efficiency is improved, the precision is improved, and the packing box has strong practicability.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a front view of the present utility model.

Fig. 3 is a rear view of the present utility model.

Fig. 4 is a schematic view of a partially enlarged structure of the conveying drive assembly of the present utility model.

Fig. 5 is a partially enlarged schematic view of the structure of fig. 3.

Fig. 6 is a schematic structural view of the box opening mechanism of the present utility model.

Fig. 7 is a front view of the box opening mechanism of the present utility model.

Fig. 8 is a rear view of the box opening mechanism of the present utility model.

Fig. 9 is a schematic structural view of the page closing mechanism of the present utility model.

FIG. 10 is a schematic view of a portion of the hinge mechanism of the present utility model from another perspective.

Fig. 11 is a schematic structural view of a side closing mechanism in the closing mechanism of the present utility model.

Fig. 12 is a schematic structural view of a tongue pressing mechanism in the page closing mechanism of the present utility model.

Fig. 13 is a schematic structural view of a tongue adjusting mechanism in the hinge closing mechanism of the present utility model.

Fig. 14 is a schematic structural view of a tongue closing mechanism in the hinge closing mechanism of the present utility model.

Wherein:

1. a mounting plate; 2. a transport assembly; 3. a transport drive assembly; 4. a feeding mechanism; 5. a box opening mechanism; 6. a page closing mechanism; 7. an upper conveyor belt; 8. a lower conveyor belt; 9. a driving motor; 10. driving a main shaft;

201. a support assembly; 202. a conveyor belt; 203. a conveying belt wheel; 301. a speed reducer; 302. dividing belt wheels; 303. a commutator driving wheel; 304. a first drive shaft; 305. a standard commutator; 306. an upper and lower conveyor belt drive assembly;

501. a first slide rail; 502. a first mount; 503. a bevel gear commutator; 504. a box feeding arm; 505. a second slide rail; 506. a second mounting base; 507. a box opening arm; 508. a main driving swing arm; 509. a driving rod; 510. a first cam; 511. a bevel gear commutator drive assembly; 512. a fixing seat; 513. a second cam; 514. a slave driving swing arm; 515. a vertical swing arm;

601. a spline shaft; 602. a first cam; 603. a control box; 604. a rotary driving mechanism; 605. a side closing mechanism; 606. the tongue pressing and inserting mechanism; 607. the inserting tongue adjusting mechanism; 608. a tongue closing and inserting mechanism;

6051. a second cam; 6052. a side page swing arm; 6053. extending the bearing seat; 6054. closing the side page plate;

6061. the insert tongue drives the swing arm; 6062. a tongue-inserting swing arm shaft; 6063. a first press swing arm; 6064. a second press swing arm; 6065. a first slide rail assembly; 6066. a sliding seat; 6067. a page pressing rod;

6071. a folding tongue swing arm; 6072. a tongue folding connecting rod; 6073. a second slide rail assembly; 6074. a folding tongue mounting seat; 6075. a tongue folding push plate;

6081. a second connecting arm; 6082. a tongue inserting swing shaft; 6083. a tongue inserting swing arm; 6084. a movable connecting rod; 6085. a slide rail seat; 6086. a third slide rail assembly; 6087. a first tongue block.

Detailed Description

The following describes specific embodiments of the present utility model with reference to the drawings.

As shown in fig. 1-14, the embodiment discloses a self-transporting box closing device, which comprises a mounting plate 1, wherein a conveying component 2 for conveying a packaging box to move is arranged on the side wall of the mounting plate 1, a conveying driving component 3 for driving the conveying component 2 is arranged on the mounting plate 1, and the conveying driving component 3 is arranged on one side of the conveying component 2, which is positioned on the discharging side of the packaging box;

a feeding mechanism 4 for providing packaging boxes to the conveying assembly 2 is arranged on one side of the mounting plate 1; the section of the mounting plate 1 between the conveying assembly 2 and the feeding mechanism 4 is connected with a box opening mechanism 5 which receives the packaging boxes and supports and conveys the packaging boxes into the conveying assembly 2;

simultaneously, one side that the lower extreme of conveying component 2 is close to open box mechanism 5 to and one side that the upper end of conveying component 2 is close to conveying drive assembly 3 all is provided with the close page mechanism 6 that closes the box to the packing carton, and close page mechanism 6 that closes on one side of opening box mechanism 5 can close the lower page of packing carton, and close page mechanism 6 that closes on one side of conveying drive assembly 3 can close the upper page of packing carton, also can put commodity in two close page mechanism 6 to the packing carton simultaneously, reaches the effect that automatic close box packing was carried.

The conveying assembly 2 is also connected with an upper conveying belt 7 and a lower conveying belt 8 which are positioned at the discharge hole and used for conveying the upper end and the lower end of the packing box in a collision manner;

the mounting plate 1 is also connected with a driving motor 9 which drives the conveying driving assembly 3, the box opening mechanism 5, the page closing mechanism 6, the upper conveying belt 7 and the lower conveying belt 8 to move.

As shown in fig. 1-5, the conveying assembly 2 comprises two rows of parallel supporting assemblies 201, the supporting assemblies 201 are composed of two supporting plates which are separated and clamped with the packing box, the circumferential direction of the supporting plates is connected with a conveying belt 202 for driving the packing box to move through a plurality of conveying belt wheels 203,

the conveying driving assembly 3 comprises two parallel first transmission shafts 304, the first transmission shafts 304 penetrate through the two conveying belt pulleys 203 on the same vertical line, one end of each first transmission shaft 304 is connected with a standard commutator 305 which drives the first transmission shaft to rotate, and the two standard commutators 305 in the same row are connected through the same commutator driving shaft.

In order to conveniently drive the standard commutator 305 to rotate, the driving shaft of the driving motor 9 is connected with the driving main shaft 10, the driving main shaft 10 is connected with the speed reducer 301 through a transmission piece, the speed reducer 301 reduces the rotating speed and improves the torque to better drive the packing box to move, the speed reducer 301 drives the commutator driving wheel 303 to rotate through the connected steering belt wheel 302, then drives the standard commutator 305 to rotate through the commutator driving shaft, meanwhile, the commutator driving wheel 303 is also connected with the upper and lower conveying belt driving components 306 through the transmission piece, and the upper and lower conveying belt driving components 306 are connected with the upper conveying belt 7 and the lower conveying belt 8 to provide power for the upper conveying belt 7 and the lower conveying belt 8.

As shown in fig. 6 to 8, the box opening mechanism 5 includes a first mount 502 and a second mount 506 slidably connected to the mounting plate 1;

the first mounting seat 502 is connected with a conical tooth reverser 503 capable of rotating, the output end of the conical tooth reverser 503 is rotationally connected with a box feeding arm 504, the second mounting seat 506 is connected with a box opening arm 507, and the box opening arm 507 and the box feeding arm 504 are both provided with suckers for sucking the packaging boxes;

the side wall of the mounting plate 1 is also inserted with two driving rods 509 which respectively control the autorotation of the bevel gear reverser 503 and drive the upper output end of the bevel gear reverser 503 to rotate, and the two driving rods 509 are eccentrically connected with two first cams 510 which synchronously rotate through a bevel gear reverser driving component 511;

the mounting plate 1 further comprises a displacement assembly for controlling the first mounting seat 502 and the second mounting seat 506 to move, the displacement assembly comprises two second cams 513 coaxially connected with the first cams 510, the side walls of the second cams 513 are respectively connected with a driven swing arm 514 eccentrically arranged, and the two driven swing arms 514 are respectively connected with the first mounting seat 502 and the second mounting seat 506 through vertical swing arms 515 and control the first mounting seat 502 and the second mounting seat 506 to move.

The bevel gear reverser 503 adopts a ZTK090 type spiral bevel gear reverser, and is characterized in that the reverser is controlled by two nested rotating shafts, the rotating shaft positioned at the outer side can control the reverser to rotate relative to the mounting plate 1, and the rotating shaft positioned at the inner side can control the output end of the reverser to rotate.

The mounting plate 1 is provided with a first slide rail 501 and a second slide rail 505, the first mounting seat 502 is slidably connected with the first slide rail 501, and the second mounting seat 506 is slidably connected with the second slide rail 505.

The first cam 510 and the second cam 513 are rotatably connected to the fixed seat 512 and are connected by the same driving spindle 10 passing through the center of the circle;

the two driving rods 509 are connected with the bevel gear reverser 503 through the main driving swing arm 508, and the main driving swing arm 508 is connected with the driving rods 509 through ball joint bearings, so that the bevel gear reverser 503 can move left and right in a small range conveniently.

The bevel gear reverser driving assembly 511 comprises a first driving arm, wherein the side wall of the first driving arm is eccentrically connected to the first cam 510, one end of the first driving arm is rotatably sleeved on the fixing seat 512, the other end of the first driving arm is movably connected with a plurality of connecting rods, and the other ends of the connecting rods are mutually connected with the driving rod 509 through ball joint bearings.

The mechanical mode is adopted to drive the plurality of cams through the same driving main shaft 10, the stability of the equipment is improved, the equipment runs at a high frequency in a breakthrough manner, the absolute and relative production efficiency is greatly improved, the box is not opened through the guide with larger impulse in the box opening process, the scratch of the box is not caused by utilizing the sucker, and meanwhile, the box opening and the transportation are integrated, so that the working efficiency is improved.

The page closing mechanism 6 comprises a rotary driving mechanism 604 and a control box 603 which are arranged on two sides of the mounting plate 1, the rotary driving mechanism 604 is connected with the driving main shaft 10 through a transmission assembly and is provided with a driving main shaft 10 for providing a power source, a spline shaft 601 connected with the driving end of the rotary driving mechanism 604 extends into the control box 603 and is connected with the first cam 602, and the page closing mechanism 6 also comprises a page closing mechanism 605 connected with the mounting plate 1, a tongue pressing mechanism 606, a tongue inserting adjusting mechanism 607 and a tongue closing mechanism 608 which are connected with the control box 603 in a reciprocating mode.

The side closing mechanism 605 comprises a second protruding disc 6051 sleeved on the spline shaft 601 and a side closing connecting rod assembly connected to the side wall of the second protruding disc 6051, the other end of the side closing connecting rod assembly is connected with a side closing plate 6054 which swings back and forth and closes the side pages of the packaging box, the tongue pressing and inserting mechanism 606 comprises a tongue inserting driving swing arm 6061 connected to the side wall of the first protruding disc 602, a tongue inserting swing arm shaft 6062 is inserted on the tongue inserting driving swing arm 6061, the tongue inserting swing arm shaft 6062 penetrates through the side wall of the control box 603 and is connected with a page pressing rod 6067 which moves back and forth and drives the tongue inserting to swing through the tongue inserting connecting rod assembly, the tongue inserting adjusting mechanism 607 comprises a tongue folding swing arm 6071 connected to the side wall of the first protruding disc 602, and the tongue folding swing arm 6071 is connected with a tongue folding push plate 6075 which can do back and forth movement and bend the tongue inserting on the control box 603 through the tongue folding connecting rod assembly; the latch closing mechanism 608 includes a second connecting arm 6081 connected to a side wall of the first cam 602, and the second connecting arm 6081 is connected to a first latch block 6087 that reciprocates on a side wall of the control box 603 and pushes the latch through a latch link assembly.

The hinge connecting rod assembly comprises a side hinge arm 6052 connected to the side wall of the second cam 6051, the other end of the side hinge arm 6052 is hinged to the mounting plate 1 through a side hinge arm seat and is simultaneously hinged to a related side hinge connecting rod, the other end of the hinge connecting rod is connected to an extension bearing 6053 through a hinge connecting rod, the extension bearing 6053 is rotatably connected to the mounting plate 1, and the other end of the extension bearing 6053 is connected to a hinge plate 6054.

The inserting tongue connecting rod assembly comprises a first page pressing swing arm 6063 connected to the movable end of an inserting tongue swing arm shaft 6062, the other end of the first page pressing swing arm 6063 is connected with a second page pressing swing arm 6064 through a first inserting tongue connecting rod, the second page pressing swing arm 6064 is connected with a sliding seat 6066 through a second inserting tongue connecting rod, the sliding seat 6066 is connected to a first sliding rail assembly 6065 in a sliding mode, the first sliding rail assembly 6065 is fixed to the side wall of the control box 603 through a connecting plate, and a page pressing rod 6067 is connected to the sliding seat 6066.

The tongue folding connecting rod assembly comprises a tongue folding connecting rod 6072 movably connected to the movable end of the tongue folding swing arm 6071, the other end of the tongue folding connecting rod 6072 is connected to a tongue folding installation seat 6074, the tongue folding installation seat 6074 slides on the side wall of the control box 603 through a second sliding rail assembly 6073, and the tongue folding installation seat 6074 is also connected to a tongue folding push plate 6075.

The tongue inserting assembly comprises a tongue inserting swing shaft 6082 inserted on a second connecting arm 6081, the movable end of the tongue inserting swing shaft 6082 penetrates through the side wall of the control box 603 and is connected with a tongue inserting swing arm 6083, an arc-shaped sliding groove is formed in the tongue inserting swing arm 6083, a sliding block is connected in the arc-shaped sliding groove in a sliding mode, the sliding block is hinged to a sliding rail seat 6085 through a movable connecting rod 6084, the sliding rail seat 6085 slides on the side wall of the control box 603 through a third sliding rail assembly 6086, the sliding rail seat 6085 is fixedly connected with a first tongue inserting block 6087 and a second tongue inserting block, and the first tongue inserting block 6087 and the second tongue inserting block are arranged side by side and are used for intermittently pressing the tongue.

Through the operation, the side closing mechanism 605, the tongue pressing mechanism 606, the tongue inserting adjusting mechanism 607 and the tongue closing mechanism 608 are driven to work simultaneously through the same spline shaft 601 and the first convex disc 602, and the precise matching closes pages of the packing box, so that the working efficiency is improved, the precision is improved, and the practicability is very strong.

The automatic box closing and conveying system is simple in structure, the conveying assembly 2 is driven to work through the same driving motor 9 and the driving main shaft 10 to automatically convey the packaging boxes, meanwhile, the packaging boxes are taken down and opened through the box opening mechanism 5 and then are automatically placed into the conveying assembly 2, then the upper pages and the lower pages of the packaging boxes are automatically closed through the page closing mechanism 6, meanwhile, commodities can be placed between the two page closing mechanisms 6, and the automatic box closing and conveying system is formed and has high practicability.

The above description is intended to illustrate the utility model and not to limit it, the scope of which is defined by the claims, and any modifications can be made within the scope of the utility model.

Claims

1. The utility model provides a from fortune box closes box device which characterized in that: the packaging box conveying device comprises a mounting plate (1), wherein a conveying assembly (2) for conveying packaging boxes to move is arranged on the side wall of the mounting plate (1), and a conveying driving assembly (3) for driving the conveying assembly (2) is arranged on the mounting plate (1);

one side of the mounting plate (1) is also provided with a feeding mechanism (4) for providing the packaging box for the conveying assembly (2), and a section of the mounting plate (1) between the conveying assembly (2) and the feeding mechanism (4) is connected with a box opening mechanism (5) for receiving the packaging box and opening the packaging box for conveying the packaging box into the conveying assembly (2);

the lower end of the conveying assembly (2) is close to one side of the box opening mechanism (5), and the upper end of the conveying assembly (2) is close to one side of the conveying driving assembly (3) and is provided with a page closing mechanism (6) for closing the box of the packing box;

the mounting plate (1) is also connected with a driving motor (9) which drives the conveying driving assembly (3), the box opening mechanism (5) and the page closing mechanism (6) to move.

2. A self-contained closure apparatus as defined in claim 1, wherein: the conveying driving assembly (3) is arranged on one side of the conveying assembly (2) positioned on the discharging side of the packaging box.

3. A self-contained closure apparatus as defined in claim 1, wherein: and an upper conveying belt (7) and a lower conveying belt (8) which are positioned at the discharge hole and used for conveying the upper end and the lower end of the packing box in a collision mode are also connected to the conveying assembly (2).

4. A self-contained closure apparatus as claimed in claim 3, wherein: the conveying assembly (2) comprises two rows of parallel supporting assemblies (201), each supporting assembly (201) is composed of two supporting plates which are separated and are connected with a packing box in a clamping mode, and a conveying belt (202) which drives the packing box to move is connected to the circumference of each supporting plate through a plurality of conveying belt wheels (203).

5. A self-contained closure apparatus as defined in claim 4, wherein: the conveying driving assembly (3) comprises two first transmission shafts (304), the first transmission shafts (304) penetrate through two conveying belt pulleys (203) which are positioned on the same vertical line, one end of each first transmission shaft (304) is connected with a standard commutator (305) which drives the first transmission shaft to rotate, and the two standard commutators (305) in the same row are connected through the same commutator driving shaft.

6. A self-contained closure apparatus as defined in claim 5, wherein: the driving shaft of the driving motor (9) is connected with the driving main shaft (10), the driving main shaft (10) is connected with the speed reducer (301) through a transmission piece, the speed reducer (301) drives the commutator driving wheel (303) to rotate through the connected steering belt wheel (302) and drives the standard commutator (305) to rotate, the commutator driving wheel (303) is connected with the upper and lower conveying belt driving assembly (306) through the transmission piece, and the upper and lower conveying belt driving assembly (306) is connected with the upper conveying belt (7) and the lower conveying belt (8) to provide power for the upper conveying belt (7) and the lower conveying belt (8).

7. A self-contained closure apparatus as defined in claim 1, wherein: the box opening mechanism (5) comprises a first mounting seat (502) and a second mounting seat (506) which are connected to the mounting plate (1) in a sliding mode, a bevel gear reverser (503) capable of rotating is connected to the first mounting seat (502), the output end of the bevel gear reverser (503) is rotationally connected with a box conveying arm (504), the second mounting seat (506) is connected with a box opening arm (507), sucking discs for sucking a packaging box are respectively arranged on the box opening arm (507) and the box conveying arm (504), two driving rods (509) which respectively control the rotation of the bevel gear reverser (503) and drive the output end of the bevel gear reverser (503) to rotate are inserted into the side wall of the mounting plate (1), and the two driving rods (509) are eccentrically connected to two first cams (510) which synchronously rotate through a bevel gear reverser driving assembly (511).

8. A self-contained closure apparatus as defined in claim 7, wherein: the mounting plate (1) is further provided with a displacement component for controlling the first mounting seat (502) and the second mounting seat (506) to move, the displacement component comprises two second cams (513) which are coaxially connected with the first cams (510), the side walls of the second cams (513) are respectively connected with an eccentrically arranged driven swing arm (514), the two driven swing arms (514) are respectively connected with the first mounting seat (502) and the second mounting seat (506) through vertical swing arms (515) and control the first mounting seat (502) and the second mounting seat (506) to move, the first cams (510) and the second cams (513) are rotationally connected with a fixed seat (512) and are connected with a driving spindle (10) penetrating through the circle center, the two driving rods (509) are connected with a tooth reverser (503) through a main driving swing arm (508), the main driving arms (508) are connected with driving rods (509) through ball joint bearings, the tapered tooth reverser driving component (511) comprises a first driving arm, the side walls of the first driving arms are eccentrically connected with the first driving arms (510) on the first driving rods (509) through ball joint bearings, and the other ends of the first driving rods (509) are connected with one end of the first driving rods (512) in a sleeved mode.

9. A self-contained closure apparatus as defined in claim 1, wherein: the hinge closing mechanism (6) comprises a rotary driving mechanism (604) and a control box (603) which are arranged on two sides of the mounting plate (1), a spline shaft (601) connected with the driving end of the rotary driving mechanism (604) extends into the control box (603) and is connected with the first cam (602), a hinge closing mechanism (605) connected with the mounting plate (1), and a tongue pressing mechanism (606), a tongue inserting adjusting mechanism (607) and a tongue closing mechanism (608) which are connected with the control box (603) in a reciprocating mode.

10. A self-contained closure apparatus as defined in claim 9, wherein: the side closing mechanism (605) comprises a second protruding disc (6051) sleeved on a spline shaft (601), and a side closing connecting rod assembly connected to the side wall of the second protruding disc (6051), the other end of the side closing connecting rod assembly is connected with a side closing plate (6054) which swings back and forth and closes the side pages of the packaging box, the tongue pressing mechanism (606) comprises a tongue driving swing arm (6061) connected to the side wall of the first protruding disc (602), a tongue swing arm shaft (6062) is inserted on the tongue driving swing arm (6061), a tongue swing arm shaft (6062) penetrates through the side wall of the control box (603) and is connected with a page pressing rod (6067) which moves back and forth and drives the tongue to swing through the tongue connecting rod assembly, the tongue adjusting mechanism (607) comprises a tongue folding swing arm (6071) connected to the side wall of the first protruding disc (602), the tongue folding mechanism (6071) is connected with a tongue pushing plate (6075) which can do back and forth motion on the side wall of the control box (603) and can push the tongue on the side wall of the second protruding disc (602) through the tongue connecting rod assembly, and the tongue folding mechanism (6081) is connected to the side wall of the second protruding disc (603) through the tongue connecting rod assembly.