CN114735299A

CN114735299A - Double-layer automatic bagging equipment for packaging hollow plastic containers

Info

Publication number: CN114735299A
Application number: CN202210340852.XA
Authority: CN
Inventors: 宋建锋
Original assignee: Hebei Shijiheng Taifu Plastics Co ltd
Current assignee: Foshan Runqianyu Intellectual Property Service Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-12

Abstract

The invention relates to the technical field of packaging equipment, in particular to double-layer automatic bagging equipment for packaging hollow plastic containers, which comprises two groups of conveying modules which are distributed front and back, wherein each group of conveying modules consists of two groups of conveying structures which are distributed left and right, each conveying structure comprises an arched fixing frame, conveying shafts are rotatably arranged on the upper side and the lower side in the arched fixing frame, conveying belts are paved on the two conveying shafts, two groups of clamping structures are arranged on the outer walls of the conveying belts, and the two groups of clamping structures are distributed diagonally on the conveying belts; through carrying out automatic dual bagging-off packing work to plastic container, can effectively simplify the packaging method, liberation manpower improves work efficiency, causes the destruction of tearing to the wrapping bag when avoiding manual packaging simultaneously, improves packing quality.

Description

Double-layer automatic bagging equipment for packaging hollow plastic containers

Technical Field

The invention relates to the technical field of packaging equipment, in particular to double-layer automatic bagging equipment for packaging hollow plastic containers.

Background

As is well known, plastic container is the container commonly used that forms through the processing of blown film processing usually, it obtains wide application in daily production and life, plastic container need carry out the bagging-off packing processing to it after processing is accomplished, traditional bagging-off packing mode is handled by the workman manually, suit first layer wrapping bag in plastic container's the outside, overturn plastic container, later again with another layer wrapping table suit in plastic container's the outside, thereby accomplish two-layer bagging-off packing work, however this kind of packing mode is comparatively loaded down with trivial details, need more workman's cooperation to accomplish, it is more to consume manpower and time, work efficiency is lower, artifical bagging-off packing causes the tearing destruction to the wrapping bag easily simultaneously, lead to the packing quality lower.

Disclosure of Invention

In order to solve the technical problem, the invention provides double-layer automatic bagging equipment for packaging hollow plastic containers.

In order to achieve the purpose, the invention adopts the technical scheme that:

the double-layer automatic bagging equipment for packaging the hollow plastic containers comprises two groups of conveying modules which are distributed front and back, wherein each group of conveying modules consists of two groups of conveying structures which are distributed left and right, each conveying structure comprises an arched fixing frame, conveying shafts are rotatably arranged on the upper side and the lower side in the arched fixing frame, conveying belts are laid on the two conveying shafts, two groups of clamping structures are arranged on the outer walls of the conveying belts, and the two groups of clamping structures are distributed diagonally on the conveying belts;

the plastic container fixing structure further comprises an extrusion structure, and the extrusion structure is used for fixing the plastic container.

Furthermore, the clamping structure comprises an arched supporting plate arranged on the conveyor belt, a rotating shaft is arranged on the arched supporting plate, penetrates through the arched supporting plate and is connected in a rotating mode, a first connecting rod is arranged on the outer wall of the rotating shaft and is located on the outer side of the arched supporting plate, and a first clamping plate is arranged at the outer end of the first connecting rod;

a connecting sleeve is rotatably sleeved on the outer wall of the rotating shaft positioned on the inner side of the arched supporting plate, a connecting plate is installed on the connecting sleeve, a second clamping plate is installed at the outer end of the connecting plate and is in contact with the first clamping plate in a fitting manner, a first plate spring is installed on the connecting plate, the outer end of the first plate spring is installed on the first clamping plate, and a limiting plate is installed in the arched supporting plate;

wherein, the outer wall of the first splint is arranged to be an inclined plane.

Furthermore, two guide grooves in a vertical state are formed in the outer wall of the arched fixing frame, each end of each guide groove is provided with an arched groove and an auxiliary groove, the end of each guide groove, one end of each arched groove and one end of each auxiliary groove are in a communicated state, the bottom surfaces of the guide grooves and the bottom surfaces of the arched grooves are coplanar at the communicated position, the bottom surfaces of the auxiliary grooves are higher than the bottom surfaces of the guide grooves, the other ends of the arched grooves are communicated with the other ends of the auxiliary grooves, the bottom surfaces of the arched grooves are higher than the bottom surfaces of the auxiliary grooves at the communicated position, the auxiliary grooves and the guide grooves are collinear, and the upper side and the lower side of each arched groove are in an inclined state;

a second connecting rod is mounted on the side wall of the arched supporting plate, a supporting sleeve is mounted at the outer end of the second connecting rod, a sliding plate is slidably sleeved in the supporting sleeve, a sliding column is arranged on the sliding plate and penetrates through the sliding plate to be slidably connected with the sliding plate, one end of the sliding column is slidably located in the guide groove, a sealing plate is mounted at the other end of the sliding column, and a second plate spring is mounted between the sealing plate and the sliding plate;

the slide has seted up the dead slot on the lateral wall towards bow-shaped backup pad to be provided with the tooth on the dead slot inner wall, the tip of pivot is provided with the gear, and the gear is located the dead slot, and the gear is connected with the tooth meshing in the dead slot.

Further, a right-angle ejector rod is mounted on the arched supporting plate, and the outer end of the right-angle ejector rod is in contact with the side wall of the second clamping plate.

Furthermore, an outer guard plate is installed on the outer wall of the arched fixing frame and located on the outer sides of the guide groove, the arched groove, the auxiliary groove, the second connecting rod, the supporting sleeve, the sliding plate, the sliding column, the sealing plate and the second plate spring.

Further, the extrusion structure comprises a bottom plate, the conveying structure is located on the upper side of the bottom plate, a square frame is arranged above the bottom plate, a pushing cylinder is mounted on the outer wall of the square frame, the fixed end of the pushing cylinder is mounted on the bottom plate, four moving plates are arranged in the square frame and distributed in the front, back, up and down directions, an arc-shaped pull plate is mounted between every two adjacent moving plates, the moving plates are rotatably connected with the arc-shaped pull plate, a first sliding rod is arranged on each moving plate, the first sliding rod penetrates through the moving plates and is in sliding connection with the moving plates, a sliding sleeve is arranged outside the sliding of the first sliding rod and is fixed on the square frame, an extrusion plate is mounted at the outer end of the first sliding rod, and a third plate spring is mounted between each extrusion plate and the corresponding moving plate;

a first air cylinder is arranged in the square frame, and the movable end of the first air cylinder is installed on the moving plate.

Furthermore, a plurality of vertical plates are arranged on the bottom plate and connected with the square frame, a second cylinder is arranged on each vertical plate, and the movable end of each second cylinder is connected with the arched fixing frame on the conveying structure;

and a third cylinder is arranged on the inner wall of the outer guard plate, and a heat sealing belt is arranged at the movable end of the third cylinder.

Furthermore, two motors are mounted on the bottom plate, a worm is mounted at the output end of each motor, the spiral directions of the front side and the rear side of the outer wall thread of each worm are opposite, worm gears are meshed with the front side and the rear side of each worm, a transmission shaft is mounted on each worm gear, each transmission shaft penetrates through the arch-shaped fixing frame and is in rotating connection with the corresponding worm gear, a first bevel gear is mounted at the end of each transmission shaft, a second bevel gear is meshed with the corresponding first bevel gear, and the second bevel gear is mounted on a transmission shaft in the arch-shaped fixing frame;

the transmission shaft outside the bow-shaped fixing frame is sleeved with a square sleeve, the square sleeve is rotatably connected with the transmission shaft, the square sleeve is fixed on the bow-shaped fixing frame, the vertical plate is provided with a second sliding rod, and the second sliding rod is slidably connected with the square sleeve.

Compared with the prior art, the invention has the beneficial effects that: move through making the synchronous reverse suit of ectonexine wrapping bag to carry out double-deck packing to plastic container simultaneously and handle, effectively simplify the packing mode, liberation manpower improves work efficiency, causes to tear the destruction to the wrapping bag when avoiding manual packaging simultaneously, improves packing quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is an enlarged schematic view of the conveying module shown in FIG. 1;

FIG. 3 is an enlarged schematic view of the transport structure of FIG. 2;

FIG. 4 is a schematic perspective view of the structure of FIG. 3;

FIG. 5 is an enlarged schematic view of the extrusion structure of FIG. 1;

FIG. 6 is an enlarged view of a portion A of FIG. 3;

FIG. 7 is an enlarged view of a portion B of FIG. 4;

in the drawings, the reference numbers: 1. an arcuate mount; 2. a transfer shaft; 3. a conveyor belt; 4. an arcuate support plate; 5. a rotating shaft; 6. a first connecting rod; 7. a first splint; 8. connecting sleeves; 9. a connecting plate; 10. a second splint; 11. a first plate spring; 12. a limiting plate; 13. a guide groove; 14. an arcuate slot; 15. a secondary groove; 16. a second connecting rod; 17. a support sleeve; 18. a slide plate; 19. a traveler; 20. closing the plate; 21. a second plate spring; 22. a gear; 23. a right-angle ejector rod; 24. an outer shroud; 25. a base plate; 26. a square frame; 27. moving the plate; 28. an arc-shaped pulling plate; 29. a first slide bar; 30. a sliding sleeve; 31. a pressing plate; 32. a third plate spring; 33. a first cylinder; 34. a vertical plate; 35. a second cylinder; 36. a third cylinder; 37. heat-sealing the tape; 38. a motor; 39. a worm; 40. a worm gear; 41. a drive shaft; 42. a first bevel gear; 43. a second bevel gear; 44. a square sleeve; 45. a second slide bar; 46. a pushing cylinder.

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.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art. This embodiment is written in a progressive manner.

As shown in fig. 1 to 7, the double-layer automatic bagging device for packaging hollow plastic containers comprises two groups of conveying modules which are distributed front and back, each group of conveying modules comprises two groups of conveying structures which are distributed left and right, each conveying structure comprises an arched fixing frame 1, conveying shafts 2 are rotatably arranged on the upper side and the lower side of the inner part of the arched fixing frame 1, conveying belts 3 are laid on the two conveying shafts 2, two groups of clamping structures are arranged on the outer walls of the conveying belts 3, and the two groups of clamping structures are distributed diagonally on the conveying belts 3;

In the embodiment, the plastic container is conveyed between the four groups of conveying structures, the plastic container is fixed by the extrusion structure, the opening positions of two packaging bags are clamped and fixed by the two clamping structures on the conveying belt 3, the packaging bags are propped up by each clamping structure on the four groups of conveying structures, the conveying shaft 2 is rotated, the two groups of clamping structures on the conveying belt 3 are driven by the conveying belt 3 to synchronously move, the two groups of clamping structures drive the two packaging bags to synchronously and reversely move, the clamping structure on the inner side drives one packaging bag to be sleeved on the outer side of the plastic container from bottom to top, so that one-time bagging and packaging work is finished, the clamping structure on the outer side drives the other packaging bag to be sleeved on the outer sides of the plastic container and the first layer of packaging bag from top to bottom, so that the double-layer automatic bagging work of the plastic container is finished, and the automatic double bagging and packaging work is carried out on the plastic container, can effectively simplify the packing mode, liberation manpower improves work efficiency, causes to tear the destruction to the wrapping bag when avoiding manual packaging simultaneously, improves packaging quality.

Preferably, the clamping structure comprises an arched support plate 4 installed on the conveyor belt 3, a rotating shaft 5 is arranged on the arched support plate 4, the rotating shaft 5 penetrates through the arched support plate 4 and is connected with the arched support plate in a rotating mode, a first connecting rod 6 is installed on the outer wall of the rotating shaft 5, the first connecting rod 6 is located on the outer side of the arched support plate 4, and a first clamping plate 7 is installed at the outer end of the first connecting rod 6;

a connecting sleeve 8 is rotatably sleeved on the outer wall of the rotating shaft 5 positioned on the inner side of the arched supporting plate 4, a connecting plate 9 is installed on the connecting sleeve 8, a second clamping plate 10 is installed at the outer end of the connecting plate 9, the second clamping plate 10 is in contact with the first clamping plate 7 in a fitting manner, a first plate spring 11 is installed on the connecting plate 9, the outer end of the first plate spring 11 is installed on the first clamping plate 7, and a limiting plate 12 is installed in the arched supporting plate 4;

wherein, the outer wall of the first clamping plate 7 is arranged as an inclined surface.

In this embodiment, conveyer belt 3 drives clamping structure and reciprocates in step, when needs carry out the centre gripping to wrapping bag open position, rotate pivot 5, pivot 5 drives first splint 7 through first connecting rod 6 and rotates in step, first splint 7 overturns on bow-shaped backup pad 4, first splint 7 drives connecting plate 9 through first leaf spring 11, adapter sleeve 8 and the synchronous upset of second splint 10, first splint 7 keeps laminating state with second splint 10, when connecting plate 9 contacts with limiting plate 12, connecting plate 9 and second splint 10 stop motion, first splint 7 separates with second splint 10 this moment, conveyer belt 3 drives first splint 7 and the second splint 10 that are in the open mode and move to wrapping bag sack position, counter-rotation pivot 5, pivot 5 drives first splint 7 counter-rotation, first splint 7 and second splint 10 laminate gradually, and first splint 7 and second splint 10 carry out centre gripping fixed processing to wrapping bag sack part between them The utility model discloses a plastic container, pivot 5 continuously rotates, first splint 7 and second splint 10 rotate to initial state, thereby carry out the turn-ups processing to the sack, conveniently make the wrapping bag pack smoothly, and the fastness of the wrapping bag of turn-ups centre gripping state improves, avoid the wrapping bag landing, wrapping bag and first splint 7's inclined plane contact simultaneously, thereby make sack formation conical surface, conveniently make in the plastic container gets into the wrapping bag smoothly, connecting plate 9 produces elastic tension all the time to first splint 7 and second splint 10, limiting plate 12 can carry on spacingly to the turned position of second splint 10, thereby conveniently make first splint 7 and second splint 10 open.

As a preference of the above embodiment, two guide grooves 13 in a vertical state are opened on the outer wall of the arch-shaped fixing frame 1, each end of the guide groove 13 is provided with an arch-shaped groove 14 and a sub-groove 15, and the end of the guide groove 13, one end of the arch-shaped groove 14 and one end of the sub-groove 15 are all kept in a communication state, at the communication position, the bottom surface of the guide groove 13 is coplanar with the bottom surface of the arch-shaped groove 14, the bottom surface of the sub-groove 15 is higher than the bottom surface of the guide groove 13, the other end of the arch-shaped groove 14 is communicated with the other end of the sub-groove 15, at the communication position, the bottom surface of the arch-shaped groove 14 is higher than the bottom surface of the sub-groove 15, the sub-groove 15 is collinear with the guide groove 13, and the upper and lower sides of the arch-shaped groove 14 are both set in an inclined state;

a second connecting rod 16 is installed on the side wall of the arched supporting plate 4, a supporting sleeve 17 is installed at the outer end of the second connecting rod 16, a sliding plate 18 is slidably sleeved in the supporting sleeve 17, a sliding column 19 is arranged on the sliding plate 18, the sliding column 19 penetrates through the sliding plate 18 and is slidably connected with the sliding plate, one end of the sliding column 19 is slidably located in the guide groove 13, a sealing plate 20 is installed at the other end of the sliding column 19, and a second plate spring 21 is installed between the sealing plate 20 and the sliding plate 18;

the side wall of the sliding plate 18 facing the arched supporting plate 4 is provided with a hollow groove, the inner wall of the hollow groove is provided with teeth, the end part of the rotating shaft 5 is provided with a gear 22, the gear 22 is positioned in the hollow groove, and the gear 22 is meshed and connected with the teeth in the hollow groove.

In this embodiment, the conveyor belt 3 drives the second connecting rod 16, the supporting sleeve 17 and the sliding plate 18 to move up and down synchronously through the arched supporting plate 4, the sliding plate 18 drives the sliding column 19 to slide in the guiding groove 13, when the sliding column 19 slides into the arched groove 14, the arched groove 14 pulls one end of the sliding plate 18 through the sliding column 19, the sliding plate 18 slides in the supporting sleeve 17, and the sliding plate 18 drives the gear 22 to rotate through the teeth therein, the gear 22 drives the rotating shaft 5 to rotate, thereby driving the first clamping plate 7 and the second clamping plate 10 to turn over, when the sliding column 19 slides into the secondary groove 15, the first clamping plate 7 and the second clamping plate 10 turn over again to the initial position, when the sliding column 19 slides in the guiding groove 13, the arched groove 14 and the secondary groove 15, the sliding column 19 slides on the sliding plate 18, and the second plate spring 21 generates elastic thrust on the sliding column 19 through the sealing plate 20.

In the present embodiment, by maintaining the end of the guide groove 13, one end of the arcuate groove 14, and one end of the sub-groove 15 in a communicating state where the bottom surface of the guide groove 13 is coplanar with the bottom surface of the arcuate groove 14, the bottom surface of the sub-groove 15 is higher than the bottom surface of the guide groove 13, and the other end of the arcuate groove 14 communicates with the other end of the sub-groove 15, and in a communicating state where the bottom surface of the arcuate groove 14 is higher than the bottom surface of the sub-groove 15, the spool 19 can be easily introduced into the arcuate groove 14 via the guide groove 13, and then slid into the sub-groove 15, and then slid into the guide groove 13 again, thereby guiding and limiting the moving path of the spool 19.

In this embodiment, when the slide column 19 enters the arcuate groove 14, the slide column 19 first brings the first clamp 7 and the second clamp 10 to perform a turning motion and opens the first clamp 7 and the second clamp 10, when the slide column 19 moves vertically in the arcuate groove 14, the first clamp 7 and the second clamp 10 are in an open state and move the first clamp 7 and the second clamp 10 to the inner and outer sides of the opening position of the packaging bag, when the slide column 19 gradually enters the sub-groove 15 from the arcuate groove 14, the first clamp 7 and the second clamp 10 continue to move in one direction, and the first clamp 7 and the second clamp 10 clamp the packaging bag and turn to the initial position, and when the arcuate support plate 4 moves to the end position, the first clamp 7 and the second clamp 10 open and are away from the packaging bag.

As the preferred embodiment, the arched supporting plate 4 is provided with a right-angle mandril 23, and the outer end of the right-angle mandril 23 is contacted with the side wall of the second clamping plate 10.

In this embodiment, through setting up right angle ejector pin 23, can conveniently carry on spacingly to the position of second splint 10, conveniently extrude the wrapping bag between first splint 7 and the second splint 10 through second splint 10 simultaneously.

As a preferred embodiment, an outer guard 24 is mounted on the outer wall of the bow mount 1, and the outer guard 24 is located outside the guide groove 13, the bow groove 14, the auxiliary groove 15, the second connecting rod 16, the support sleeve 17, the sliding plate 18, the sliding column 19, the sealing plate 20 and the second plate spring 21.

In this embodiment, through setting up outer casing 24, can conveniently be to guide way 13 on bow-shaped mount 1, bow-shaped groove 14, auxiliary tank 15, second connecting rod 16, support cover 17, slide 18, traveller 19, shrouding 20 and second leaf spring 21 shelter from, and conveniently make outer wrapping bag slide on 24 outer walls of outer casing, thereby conveniently separate inner outer wrapping bag, support cover 17 when avoiding outer wrapping bag to remove with on bow-shaped mount 1 outer wall, parts such as slide 18 and shrouding 20 take place to scrape the phenomenon, conveniently make outer wrapping bag remove smoothly.

Preferably, the extrusion structure comprises a bottom plate 25, the conveying structure is located on the upper side of the bottom plate 25, a square frame 26 is arranged above the bottom plate 25, a pushing cylinder 46 is mounted on the outer wall of the square frame 26, the fixed end of the pushing cylinder 46 is mounted on the bottom plate 25, four moving plates 27 are arranged in the square frame 26, the four moving plates 27 are distributed in a front, rear, upper and lower manner, an arc-shaped pulling plate 28 is mounted between every two adjacent moving plates 27, the moving plates 27 are rotatably connected with the arc-shaped pulling plate 28, a first sliding rod 29 is arranged on the moving plates 27, the first sliding rod 29 penetrates through the moving plates 27 and is in sliding connection with the moving plates 27, a sliding sleeve 30 is arranged outside the first sliding rod 29 in a sliding manner, the sliding sleeve 30 is fixed on the square frame 26, an extrusion plate 31 is mounted at the outer end of the first sliding rod 29, and a third spring plate 32 is mounted between the extrusion plate 31 and the moving plates 27;

a first air cylinder 33 is arranged in the block 26, and the movable end of the first air cylinder 33 is mounted on the moving plate 27.

In this embodiment, the moving plate 27 is controlled to move by the first cylinder 33, the moving plate 27 approaches towards the middle of the frame 26, at this time, the moving plate 27 pulls the adjacent moving plate 27 to move towards the direction away from the middle of the frame 26 by the arc-shaped pulling plate 28, the moving plate 27 pushes the extrusion plate 31 to move by the third plate spring 32, the extrusion plate 31 drives the first sliding rod 29 to slide in the sliding sleeve 30, when the plastic container is conveyed between the four sets of conveying structures, the extrusion plates 31 on the front and rear sides are controlled to approach each other and clamp and fix the front and rear sides of the plastic container, when the packaging bag is sleeved in the middle of the plastic container, the extrusion plates 31 on the upper and lower sides are controlled to extrude and fix the packaging bags on the upper and lower ends and the end portions of the plastic container, then the extrusion plates 31 on the front and rear sides are separated from the plastic container, the packaging bag continues to move and package the plastic container, when the packaging bag is completed, the extrusion plates 31 on the front side and the rear side are controlled to extrude and fix the plastic container and the packaging bag on the outer wall of the plastic container, and then the extrusion plates 31 on the upper side and the lower side are kept away, so that the plastic container is fixed alternately.

In the embodiment, the third leaf spring 32 is arranged, so that the extrusion plates 31 can be conveniently buffered, the idle period that four extrusion plates 31 are separated from the plastic container at the same time is avoided, and after the plastic container is packaged, the block 26 is pushed to move upwards and away from the conveying structure by the pushing cylinder 46, so that the plastic container in the block 26 is moved out, and the plastic container is separated from the conveying structure.

As a preferred embodiment of the above embodiment, a plurality of vertical plates 34 are installed on the bottom plate 25, the vertical plates 34 are connected with the frame 26, a second cylinder 35 is installed on the vertical plates 34, and the movable end of the second cylinder 35 is connected with the arch-shaped fixing frame 1 on the conveying structure;

and a third cylinder 36 is installed on the inner wall of the outer guard plate 24, and a heat-seal belt 37 is installed at the movable end of the third cylinder 36.

In this embodiment, after the packaging bags are completely packaged, the second cylinder 35 controls the two sets of conveying modules to approach, the heat sealing tapes 37 move synchronously at this time, the opening positions of the packaging bags on the inner side are gradually closed, and the third cylinder 36 pushes the heat sealing tapes 37 to move for a second time, so that the heat sealing tapes 37 on the conveying modules on the front side and the rear side contact with the bag openings of the packaging bags on the inner side and perform heat sealing treatment on the packaging bags, and the packaging bags on the inner side are prevented from falling off.

As a preferred embodiment, two motors 38 are installed on the bottom plate 25, a worm 39 is installed at an output end of each motor 38, the spiral directions of the front side and the rear side of the outer wall thread of each worm 39 are opposite, worm wheels 40 are respectively engaged with the front side and the rear side of each worm 39, a transmission shaft 41 is installed on each worm wheel 40, each transmission shaft 41 penetrates through the arch-shaped fixing frame 1 and is connected in a rotating manner, a first bevel gear 42 is installed at the end part of each transmission shaft 41, a second bevel gear 43 is engaged with the first bevel gear 42, and the second bevel gear 43 is installed on the transmission shaft 2 in the arch-shaped fixing frame 1;

the transmission shaft 41 outside the bow-shaped fixing frame 1 is sleeved with a square sleeve 44, the square sleeve 44 is rotatably connected with the transmission shaft 41, the square sleeve 44 is fixed on the bow-shaped fixing frame 1, the vertical plate 34 is provided with a second sliding rod 45, and the second sliding rod 45 is slidably connected with the square sleeve 44.

In this embodiment, the motor 38 drives the transmission shaft 2 and the transmission belt 3 to rotate through the worm 39, the worm wheel 40, the transmission shaft 41, the first bevel gear 42 and the second bevel gear 43, and the square sleeve 44 and the second slide bar 45 can guide the arch-shaped fixing frame 1, so as to improve the moving stability of the arch-shaped fixing frame 1.

According to the double-layer automatic bagging equipment for packaging the hollow plastic container, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the double-layer automatic bagging equipment can be implemented as long as the beneficial effects of the double-layer automatic bagging equipment can be achieved; the first cylinder 33, the second cylinder 35, the third cylinder 36, the heat seal tape 37 and the pusher cylinder 46 are commercially available.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The double-layer automatic bagging equipment for packaging the hollow plastic containers is characterized by comprising two groups of conveying modules which are distributed front and back, wherein each group of conveying modules consists of two groups of conveying structures which are distributed left and right, each conveying structure comprises an arched fixing frame (1), conveying shafts (2) are rotatably arranged on the upper side and the lower side of the inner part of the arched fixing frame (1), conveying belts (3) are paved on the two conveying shafts (2), two groups of clamping structures are arranged on the outer walls of the conveying belts (3), and the two groups of clamping structures are distributed on the conveying belts (3) in a diagonal manner;

2. The double-layer automatic bagging device for packaging the hollow plastic containers as claimed in claim 1, wherein the clamping structure comprises an arched supporting plate (4) arranged on the conveyor belt (3), a rotating shaft (5) is arranged on the arched supporting plate (4), the rotating shaft (5) penetrates through the arched supporting plate (4) and is rotatably connected with the arched supporting plate, a first connecting rod (6) is arranged on the outer wall of the rotating shaft (5), the first connecting rod (6) is positioned on the outer side of the arched supporting plate (4), and a first clamping plate (7) is arranged at the outer end of the first connecting rod (6);

the outer wall of the rotating shaft (5) positioned on the inner side of the arched supporting plate (4) is rotatably sleeved with a connecting sleeve (8), the connecting sleeve (8) is provided with a connecting plate (9), the outer end of the connecting plate (9) is provided with a second clamping plate (10), the second clamping plate (10) is attached to and contacted with the first clamping plate (7), the connecting plate (9) is provided with a first plate spring (11), the outer end of the first plate spring (11) is arranged on the first clamping plate (7), and a limiting plate (12) is arranged in the arched supporting plate (4);

wherein, the outer wall of the first clamping plate (7) is arranged to be an inclined surface.

3. The double-deck automatic bagging apparatus for packaging hollow plastic containers as claimed in claim 2, it is characterized in that the outer wall of the bow-shaped fixing frame (1) is provided with two vertical guide grooves (13), each end of the guide groove (13) is provided with an arched groove (14) and an auxiliary groove (15), and the end of the guide groove (13), one end of the arcuate groove (14) and one end of the sub groove (15) are all kept in a communicated state, in the communication position, the bottom surface of the guide groove (13) is coplanar with the bottom surface of the arcuate groove (14), the bottom surface of the sub groove (15) is higher than the bottom surface of the guide groove (13), the other end of the arcuate groove (14) is communicated with the other end of the sub groove (15), in the communication position, the bottom surface of the arcuate groove (14) is higher than the bottom surface of the sub-groove (15), the auxiliary groove (15) and the guide groove (13) are collinear, and the upper side and the lower side of the arched groove (14) are both set to be in an inclined state;

a second connecting rod (16) is mounted on the side wall of the arched supporting plate (4), a supporting sleeve (17) is mounted at the outer end of the second connecting rod (16), a sliding plate (18) is sleeved in the supporting sleeve (17) in a sliding mode, a sliding column (19) is arranged on the sliding plate (18), the sliding column (19) penetrates through the sliding plate (18) and is connected in a sliding mode, one end of the sliding column (19) is located in the guide groove (13) in a sliding mode, a sealing plate (20) is mounted at the other end of the sliding column (19), and a second plate spring (21) is mounted between the sealing plate (20) and the sliding plate (18);

the side wall of the sliding plate (18) facing the arched supporting plate (4) is provided with a hollow groove, the inner wall of the hollow groove is provided with teeth, the end part of the rotating shaft (5) is provided with a gear (22), the gear (22) is positioned in the hollow groove, and the gear (22) is meshed with the teeth in the hollow groove.

4. The double-deck automatic bagging apparatus for packaging hollow plastic containers as claimed in claim 3, wherein said arched support plate (4) is provided with a right angle top bar (23), and the outer end of said right angle top bar (23) is in contact with the side wall of the second clamping plate (10).

5. The double-deck automatic bagging apparatus for packaging hollow plastic containers as claimed in claim 4, wherein an outer protective plate (24) is mounted on the outer wall of the bow-shaped fixing frame (1), and the outer protective plate (24) is located outside the guide groove (13), the bow-shaped groove (14), the sub-groove (15), the second connecting rod (16), the support sleeve (17), the slide plate (18), the slide post (19), the closing plate (20) and the second plate spring (21).

6. The double-layer automatic bagging device for packaging the hollow plastic containers according to claim 5, wherein the extruding structure comprises a bottom plate (25), the conveying structure is positioned on the upper side of the bottom plate (25), a square frame (26) is arranged above the bottom plate (25), a pushing cylinder (46) is arranged on the outer wall of the square frame (26), the fixed end of the pushing cylinder (46) is arranged on the bottom plate (25), four moving plates (27) are arranged in the square frame (26), the four moving plates (27) are distributed in a front-back, up-and-down manner, an arc-shaped pulling plate (28) is arranged between every two adjacent moving plates (27), the moving plates (27) are rotatably connected with the arc-shaped pulling plate (28), a first sliding rod (29) is arranged on each moving plate (27), the first sliding rod (29) penetrates through the moving plates (27) and is slidably connected with the moving plates, a sliding sleeve (30) is arranged outside the first sliding rod (29), the sliding sleeve (30) is fixed on the frame (26), the outer end of the first sliding rod (29) is provided with an extrusion plate (31), and a third plate spring (32) is arranged between the extrusion plate (31) and the moving plate (27);

a first air cylinder (33) is arranged in the frame (26), and the movable end of the first air cylinder (33) is installed on the moving plate (27).

7. The double-layer automatic bagging equipment for packaging the hollow plastic containers as claimed in claim 6, wherein a plurality of vertical plates (34) are mounted on the bottom plate (25), the vertical plates (34) are connected with the frame (26), a second air cylinder (35) is mounted on each vertical plate (34), and the movable end of each second air cylinder (35) is connected with the arch-shaped fixing frame (1) on the conveying structure;

install third cylinder (36) on outer jacket (24) inner wall, heat is closed and is taken (37) is installed to the expansion end of third cylinder (36).

8. The double-layer automatic bagging device for packaging the hollow plastic containers as claimed in claim 7, wherein two motors (38) are mounted on the bottom plate (25), a worm (39) is mounted at the output end of each motor (38), the spiral directions of the front side and the rear side of the outer wall thread of each worm (39) are opposite, worm wheels (40) are meshed with the front side and the rear side of each worm (39), transmission shafts (41) are mounted on the worm wheels (40), the transmission shafts (41) penetrate through the arch-shaped fixing frame (1) and are connected in a rotating mode, first bevel gears (42) are mounted at the end portions of the transmission shafts (41), second bevel gears (43) are meshed with the first bevel gears (42), and the second bevel gears (43) are mounted on the conveying shaft (2) in the arch-shaped fixing frame (1);

the novel bow-shaped fixing frame is characterized in that a square sleeve (44) is sleeved on the transmission shaft (41) on the outer side of the bow-shaped fixing frame (1), the square sleeve (44) is rotatably connected with the transmission shaft (41), the square sleeve (44) is fixed on the bow-shaped fixing frame (1), a second sliding rod (45) is installed on the vertical plate (34), and the second sliding rod (45) is slidably connected with the square sleeve (44).