CN114671056B - Vacuum packaging equipment based on folding and forming of bottom film container and novel packaging box - Google Patents

Abstract

The invention discloses vacuum packaging equipment based on bottom film container folding forming and a novel packaging box, which comprise a base and a supporting frame fixedly arranged on the base, wherein a discharge roller is arranged at one end, close to the top, of the supporting frame, a discharge roller is arranged at the other end, close to the top, of the supporting frame, a film body belt is connected between the discharge roller and a material receiving roller, a folding mechanism for container packaging forming is arranged in the middle of the supporting frame, one end of the film body belt is fixedly connected to the outer wall of the discharge roller, and the other end of the film body belt penetrates through the folding mechanism to extend to the outer wall of the material receiving roller and is fixedly connected with the outer wall of the material receiving roller. According to the invention, through the structural and principle design of the folding mechanism, the packaging box with the bottom folding structure and the top sealing structure can be automatically formed, the adverse effects of wrinkling, local thinning and the like of the formed container wall are effectively avoided, the surface printing and code spraying processes are convenient, and the ornamental value is very high.

Description

Vacuum packaging equipment based on folding and forming of bottom film container and novel packaging box

Technical Field

The invention relates to the technical field of packaging, in particular to vacuum packaging equipment based on bottom film container folding forming and a novel packaging box.

Background

The snack food which is common in the market is generally packaged by the modes of small prefabricated bags, manual bag opening and filling, vacuumizing and heat sealing, or the modes of thermoforming a film into an open-bottom container, filling materials, vacuumizing and heat sealing. But also affects the hygienic safety of the food; the existing vacuum packaging equipment based on bottom film container folding forming has equipment with a bottom folding function, in the packaging process, the steps are various, articles need to be manually filled, a prefabricated bag needs to be opened, a sealing opening and the like, the working efficiency is low, the integral forming is inconvenient to realize, the equipment without the bottom folding function is stretched through thermal forming of a film, and the formed container wall generates wrinkles and becomes thinner locally, so that the vacuum packaging equipment is not attractive.

Disclosure of Invention

The invention aims to provide vacuum packaging equipment based on bottom film container folding forming, and a product packaging box as shown in fig. 19 can be automatically formed through the structure and principle design of a folding mechanism, and the packaging box has a bottom folding structure and a top cover sealing structure, so that adverse effects such as wrinkles, local thinning and the like on the formed container wall are effectively avoided, the surface printing and code spraying processes are convenient, meanwhile, the ornamental value is high, and the problems related to the background technology are solved.

In order to achieve the purpose, the invention provides the following technical scheme: vacuum packaging equipment based on bottom film container folding forming comprises a base and a supporting frame fixedly mounted on the base, wherein a discharging roller is mounted at one end, close to the top, of the supporting frame, a discharging roller is mounted at the other end, close to the top, of the supporting frame, a film body belt is connected between the discharging roller and a material receiving roller, a folding mechanism for container packaging forming is mounted in the middle of the supporting frame, one end of the film body belt is fixedly connected to the outer wall of the discharging roller, and the other end of the film body belt penetrates through the folding mechanism to extend to the outer wall of the material receiving roller and is fixedly connected with the outer wall of the material receiving roller;

the folding mechanism comprises two groups of connecting rod assemblies which are oppositely arranged on the inner wall of the support frame, each group of connecting rod assemblies comprises an installation piece, the installation pieces are fixedly arranged on the inner wall of the support frame, first installation strips are respectively rotatably installed on two sides of each installation piece through pin shafts, a movable strip is installed in the middle of each installation piece through a through groove, second installation strips are respectively rotatably installed on two sides of the bottom end of each movable strip through pin shafts, the thickness of each second installation strip is smaller than that of each first installation strip, one ends, far away from the movable strips, of the second installation strips are rotatably installed in the first installation strips through the pin shafts, two groups of first forming assemblies used for forming side creases of the container are connected to the opposite surfaces of the first installation strips where the two groups of connecting rod assemblies are located, and the opposite surfaces of the bottom ends of the movable strips where the two groups of connecting rod assemblies are located are connected with second forming assemblies used for forming creases at the bottom of the container;

the top fixed mounting of support frame has the mounting bracket, the first hydraulic telescoping rod that is used for driving two activity strips up-and-down motion is installed respectively at the interior top of mounting bracket.

Preferably, every group first forming component includes first indentation strip, first indentation strip is formed by two wedge concatenations, two the wedge is respectively through second hydraulic telescoping rod fixed mounting on the lateral wall that corresponds first mounting bar, the lateral wall that the support frame is close to the top still fixed mounting have two mounts that set up relatively, the bottom of mount through fixed plate fixed mounting with first indentation strip assorted second indentation strip, and second indentation strip sets up for the slope.

Preferably, the second forming component includes that the fixed block of fixing respectively in two activity strip bottoms, two the fixed block is close to the opposite face on upper portion and installs first folding strip through third hydraulic telescoping rod respectively, and the fixed block opposite face fixed mounting that is located first folding strip below has the second folding strip, the membrane body area sets up between first folding strip and the second folding strip.

Preferably, the lower surface mounting of the second folding strip has two mobilizable first electric heat strips, and when the second mounting strip was to the inside shrink of first mounting strip, two first electric heat strip can be used to the hot melt welding that membrane body area bottom edge sealed.

Preferably, every lateral wall fixed mounting at first mounting bar place has the installing frame, mobilizable second heating strip is installed through electric telescopic handle in the installing frame, and when the second installing bar is parallel with the activity strip, two liang of relative second heating strips can be used to the hot melt welding that the membrane area lateral part edge was sealed.

Preferably, every the inside hold-down mechanism that is used for carrying out the end to the membrane body area and fixes that is provided with of mount, hold-down mechanism includes the interior top fixed mounting's of mount fifth hydraulic telescoping rod, fifth hydraulic telescoping rod's output fixed mounting has the horizontal bar, the both ends of horizontal bar lower surface are fixed with two pressure springs, two the bottom of pressure spring is connected with first layering, the second layering is installed to the interior bottom of mount, the membrane body area sets up between second layering and first layering.

Preferably, the lower surface of the cross bar is provided with a cutter for cutting off the film body belt, the second pressing bar is provided with a notch groove for the cutter to cut, and the base is internally provided with a conveyor belt for conveying the packaged and formed product.

Preferably, there is first fixed strip both sides at support frame top still fixed mounting, and fixed mounting has a mounting on being close to the first fixed strip at discharge roller place, slidable mounting has the fly leaf on the mounting, the fourth hydraulic telescoping rod who is used for driving the fly leaf up-and-down motion is installed at the interior top of mounting, the lower surface mounting of fly leaf has two cutting pieces, two the cutting piece is used for the side reason cutting in membrane body area, and the lower fixed surface that is close to the first fixed strip at receipts material roller place has infrared signal sensor.

Preferably, two the opposite face of installed part is provided with the adjustment mechanism who is used for the container to seal, adjustment mechanism fixes every the slide bar of installed part lateral wall, the slide bar has two third heating strips through the slider slidable mounting that sets up on it, it has sixth hydraulic telescoping rod that is used for the third heating strip in opposite directions or leaves mutually still fixed mounting on the slide bar, two the third heating strip is close to the laminating each other and the circular telegram back, can be used to sealing at container top, install the sixth hydraulic telescoping rod who is used for driving the motion of third heating strip on the slide bar respectively.

Preferably, a feeding device for feeding materials into the container is mounted on the mounting frame, the feeding device comprises a storage bin, the storage bin is funnel-shaped, a feeding plate is arranged inside the storage bin, a first through hole for discharging materials is formed in the feeding plate, a first gear plate is rotatably mounted on the storage bin, the first gear plate is arranged below the feeding plate, a second through hole matched with the first through hole is formed in the first gear plate, and a triggering mechanism is arranged at the top of one of the movable strips and can be used for feeding materials into the container after the container is formed;

trigger mechanism includes the dead lever of fixed mounting at the mount pad top, rotate through one-way bearing on the dead lever and install second gear plate, one of them the extension board is installed at activity strip top, install the pinion rack with second gear plate engaged with on the extension board, the front side of second gear plate is seted up the spacing groove, the mount pad top fixed mounting of spacing groove front side has the second fixed strip, the second fixed strip rotates through the round pin axle and installs the driving lever, the top of driving lever is fixed with the spacing post, the spacing post can be at the spacing slip of spacing inslot portion, the bottom of driving lever articulates there is articulated piece, it has the movable rod to go back horizontal sliding mounting on the second fixed strip, the movable rod is close to the one end of driving lever and articulates with articulated piece, the one end of keeping away from the driving lever of movable rod passes through L connecting rod fixed mounting has the rack, rack and first gear plate meshing transmission.

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

1. according to the invention, through the structure and principle design of the folding mechanism, a product packaging box as shown in fig. 19 can be automatically formed, and the packaging box has a bottom folding structure and a top sealing structure, so that adverse effects such as wrinkles, local thinning and the like generated on the formed container wall are effectively avoided, the surface printing and code spraying processes are convenient, and the ornamental value is very high.

2. According to the invention, through the first forming assembly and the second forming assembly arranged on the connecting rod assembly, when the first hydraulic telescopic rod works to drive the movable strip to move downwards, the first mounting strip and the second mounting strip which are positioned at two sides of the movable strip move towards the direction close to the movable strip, the first forming assembly can internally support the film body strip, the second forming assembly can realize external pressure marks and internal pressure marks at the bottom through two movement changes of the folding mechanism, and when the second mounting strip is completely accommodated in the first mounting strip, the edge marks at the bottom of the film body strip are formed under the combined action of the first forming assembly and the second forming assembly, the up-and-down movement times of the movable strip and the corresponding folding times can be set according to different materials of the film, so that the forming quality of the folds is effectively ensured.

3. According to the invention, through further arrangement of the structure, when the second mounting strip is completely accommodated in the first mounting strip, two first electric heating strips of the second folding strip correspond to side indentations of the bottom of the film body strip, and the electric telescopic rod in the mounting frame is driven, so that the second heating strips correspond to the side indentations of the film body strip wall, and high temperature is generated by electrifying the first electric heating strips and the second heating strips, the first electric heating strips can carry out hot melting on the side indentations of the bottom of the film body strip, so that the side indentations of the film body strip are formed with the side of the film body strip, meanwhile, the second heating strips can carry out melting on the opposite inner walls of the two film body strips, so that the film body strip is sealed and formed, and the bottom and the side are hot-pressed and formed, so that the film body strip forms a container with the folded bottom.

4. According to the automatic feeding device, the feeding mechanism is arranged and matched with the trigger mechanism on the feeding mechanism, the extension plate is arranged at the top of the movable strip, and when the movable strip moves up and down for multiple times, the second gear plate can be driven to deflect once when the movable strip moves up and down once through the installation of the one-way bearing, so that the second through hole formed in the first gear plate is further overlapped with the first through hole formed in the feeding plate, the feeding is further realized once, the automatic feeding process can be completed, and the working efficiency is further improved.

5. According to the container top sealing device, the adjusting mechanism for sealing the container is arranged, when the two sixth hydraulic telescopic rods are driven to work, the two third heating strips can be further driven to be close to and attached to each other, after the end parts of the film body strips are attached to each other, the third heating strips are electrified, and after the corresponding parts of the film body strips are hot-melted, the film body strips can be used for sealing the top of the container, so that the integrated forming of the packaging process is conveniently completed.

6. According to the invention, the cutter for cutting off the film body belt is arranged on the lower surface of the transverse bar, the second pressing bar is provided with the notch groove for the cutter to cut into, when the fifth hydraulic telescopic rod is continuously driven to work, the cutter enters the notch groove formed in the second pressing bar, the packaged and formed product can be separated from the original film, the product package falls onto the conveying belt for conveying, the discharge roller and the receiving roller are continuously driven to work, and the next packaging and forming are facilitated.

7. According to the invention, the cutting blade arranged on one of the first fixing strips drives the fourth hydraulic telescopic rod to work, so that the film body belt is driven to move towards the direction close to the material receiving roller when the cutting blade is inserted into the film body belt, and at the moment, under the cutting action of the cutting blade, two cutting grooves are formed on the corresponding edge of the film body belt.

Drawings

Fig. 1 is a first perspective three-dimensional view of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

FIG. 2 is a perspective view of the vacuum packaging apparatus shown in FIG. 1 from a second perspective;

FIG. 3 is a perspective view of the vacuum packaging apparatus shown in FIG. 1 from a third perspective;

fig. 4 is a partially disassembled first perspective three-dimensional structure diagram of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

FIG. 5 is a perspective view of the vacuum packaging apparatus shown in FIG. 4 from a second perspective;

fig. 6 is a schematic top view of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

fig. 7 is a schematic side view of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

FIG. 8 is a schematic view of a cross-sectional view B-B of the vacuum packaging apparatus shown in FIG. 7;

fig. 9 is a partially enlarged schematic view of a folding mechanism of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

fig. 10 is an enlarged view of the structure at a of the vacuum packaging apparatus based on fold forming of a base film container according to the preferred embodiment of the present invention;

fig. 11 is an enlarged view of the structure at B of the vacuum packaging apparatus based on fold forming of a base film container according to the preferred embodiment of the present invention;

fig. 12 is a first perspective three-dimensional view of a feeding device of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

FIG. 13 is a perspective view of the vacuum packaging apparatus shown in FIG. 12 from a second perspective;

fig. 14 is a schematic perspective view of a vacuum packaging apparatus based on fold forming of a base film container and a film body strip in accordance with a preferred embodiment of the present invention, in a separated perspective view;

fig. 15 is a perspective view illustrating an embodiment of a second folding strip of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

fig. 16 is a perspective view illustrating another embodiment of a second folding strip of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

fig. 17 is a schematic perspective view of a first indentation strip and a second indentation strip of a vacuum packaging apparatus based on fold forming of a base film container according to a preferred embodiment of the present invention;

fig. 18 is a schematic plan view showing a film body tape fold formation of a vacuum packaging apparatus based on a base film container fold formation according to a preferred embodiment of the present invention;

fig. 19 is a schematic plan view showing the structure of the novel packaging box according to the preferred embodiment of the present invention, which is formed by folding a container based on a bottom film.

In the figure: 1. a base; 2. a support frame; 3. a storage bin; 4. a mounting frame; 5. a conveyor belt; 6. a discharging roller; 7. a material receiving roller; 8. a mounting member; 9. a first mounting bar; 10. a second mounting bar; 11. a movable bar; 12. a slider; 13. a first hydraulic telescopic rod; 14. a second hydraulic telescopic rod; 15. a first indentation strip; 16. a first folding bar; 17. a second folding bar; 18. a first electrical heating bar; 19. a third hydraulic telescopic rod; 20. a fixed block; 21. installing a frame; 22. a second heating bar; 23. a membrane body band; 24. a second indentation strip; 25. a fixing plate; 27. a third heating bar; 28. a slide bar; 29. a first fixing strip; 30. a fixing member; 31. a fourth hydraulic telescopic rod; 32. a movable plate; 33. cutting the slices; 34. a fixed mount; 35. a fifth hydraulic telescopic rod; 36. a horizontal bar; 38. a pressure spring; 39. a cutter; 40. a first compression bar; 41. a second pressing strip; 42. an extension plate; 43. a first gear plate; 44. a rack; 45. a second gear plate; 46. a second fixing strip; 47. a deflector rod; 48. a limiting groove; 49. a movable rod; 50. a sixth hydraulic telescopic rod; 51. a hinged block; 52. a feeding plate;

611. a support base; 612. a bottom surface crease portion; 613. a support wall portion; 614. a top cover portion; 615. an edge fold.

Detailed Description

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 18, the preferred embodiment of the present invention provides the following technical solutions: vacuum packaging equipment based on folding forming of a bottom film container comprises a base 1 and a support frame 2 fixedly mounted on the base, wherein a discharge roller 6 is mounted at one end, close to the top, of the support frame 2, a discharge roller 6 is mounted at the other end, close to the top, of the support frame 2, a film body belt 23 is connected between the discharge roller 6 and a material receiving roller 7, a folding mechanism for packaging forming of the container is mounted in the middle of the support frame 2, one end of the film body belt 23 is fixedly connected to the outer wall of the discharge roller 6, and the other end of the film body belt 23 penetrates through the folding mechanism to extend to the outer wall of the material receiving roller 7 and is fixedly connected with the outer wall;

the folding mechanism comprises two groups of connecting rod assemblies which are oppositely arranged on the inner wall of the support frame 2, each group of connecting rod assemblies comprises an installation part 8, the installation part 8 is fixedly arranged on the inner wall of the support frame 2, the two sides of the installation part 8 are respectively provided with a first installation strip 9 in a rotating way through a pin shaft, the middle part of the installation part 8 is provided with a movable strip 11 in a rotating way through a through groove, the two sides of the bottom end of the movable strip 11 are respectively provided with a second installation strip 10 in a rotating way through pin shafts, the thickness of the second installation strip 10 is smaller than that of the first installation strip 9, one end, far away from the movable strip 11, of the second installation strip 10 is arranged in the first installation strip 9 in a rotating way through a pin shaft, the opposite surfaces of the first installation strips 9 where the two groups of connecting rod assemblies are arranged are connected with two groups of first forming assemblies for forming creases on the side of the container, and the opposite surfaces of the bottom of the movable strips 11 are connected with second forming assemblies for forming creases on the bottom of the container;

the top fixed mounting of support frame 2 has mounting bracket 4, and the first hydraulic telescoping rod 13 that is used for driving two activity strips 11 up-and-down motion is installed respectively at the interior top of mounting bracket 4.

Through the first forming assembly and the second forming assembly arranged on the connecting rod assembly, when the first hydraulic telescopic rod 13 works to drive the movable strip 11 to move downwards, the first mounting strip 9 and the second mounting strip 10 positioned on two sides of the movable strip 11 move towards the direction close to the movable strip 11 at the moment, the first forming assembly can support the film body belt 23 in an inner mode, the second forming assembly can realize outer pressure marks and inner pressure marks at the bottom through two movement changes of the folding mechanism, and when the second mounting strip 10 is completely contained in the first mounting strip 9, the edge marks at the bottom of the film body belt 23 are formed under the combined action of the first forming assembly and the second forming assembly at the moment, the up-and-down movement times of the movable strip 11 and the corresponding folding times can be set according to different materials of the films, so that the forming quality of the folds is effectively guaranteed, as shown in a in fig. 18.

Further, every first forming component of group includes first indentation strip 15, and first indentation strip 15 is formed by two wedge splices, and two wedge are respectively through second hydraulic telescoping rod 14 fixed mounting on the lateral wall that corresponds first mounting bar 9, and support frame 2 is close to the lateral wall at top still fixed mounting have two relative mounts 34 that set up, and the bottom of mount 34 is through fixed plate 25 fixed mounting have with first indentation strip 15 assorted second indentation strip 24, and second indentation strip 24 is the slope setting.

As shown in fig. 17, through the structural arrangement of the second indentation strip 24 and the first indentation strip 15, when the second hydraulic telescopic rod 14 is matched to extend and two wedge-shaped blocks are spliced into the first indentation strip 15, on one hand, the first indentation strip 15 can support the film body strip 23 in an internal manner, on the other hand, when the movable strip 11 just starts to move upwards, under the connecting action of the second installation strip 10, the two first installation strips 9 can be driven to expand towards two sides, after the first indentation strip 15 expands and is clamped with the second indentation strip 24, when the film body strip 23 moves towards the direction close to the material receiving roller 7, under the limiting action of the first indentation strip 15 and the second indentation strip 24, the forming of the side indentation of the film material can be realized.

Further, the second forming assembly comprises fixing blocks 20 fixed at the bottom ends of the two movable strips 11 respectively, opposite surfaces, close to the upper portion, of the two fixing blocks 20 are provided with first folding strips 16 through third hydraulic telescopic rods 19 respectively, opposite surfaces, located below the first folding strips 16, of the fixing blocks 20 are fixedly provided with second folding strips 17, and membrane body belts 23 are arranged between the first folding strips 16 and the second folding strips 17.

When the first hydraulic telescopic rod 13 works to drive the movable strip 11 to move downwards, at this time, the first mounting strip 9 and the second mounting strip 10 on the two sides of the movable strip 11 move towards the direction close to the movable strip 11, at this time, an inner indentation can be formed at the bottom of the film body strip 23 under the action of the first folding strip 16, then, the movable strip 11 is driven to move upwards again, the movable strip 11 moves upwards, at the beginning, the first mounting strip 9 and the second mounting strip 10 on the two sides of the movable strip 11 move towards the direction far away from the movable strip 11 and expand, then, when the movable strip 11 continues to move upwards, the movable strip 11 drives the second mounting strip 10 to contract towards the inside of the first mounting strip 9, at this time, an outer indentation can be formed at the bottom of the film body strip 23 under the action of the second folding strip 17, as shown in fig. 15, as a triangular structure design of the second folding strip 17, the bottom surface of a container convenient to form is triangular, as shown in fig. 16, as a trapezoidal structure design of the second folding strip 17, the bottom surface of the container convenient to form is a trapezoidal structure, and the use range of the container is further improved.

Further, the lower surface of the second folding strip 17 is provided with two movable first electric heating strips 18, and when the second mounting strip 10 shrinks towards the inside of the first mounting strip 9, the two first electric heating strips 18 can be used for the hot melting welding of the bottom edge seal of the film strip 23.

When the indentation shaping back, owing to second hydraulic telescoping rod 14 and the third hydraulic telescoping rod 19 that set up, drive its work respectively, drive corresponding first indentation strip 15 and first folding strip 16, make it move and break away from the membrane body area 23 inside to both sides, make the activity strip 11 motion that makes progress again this moment, membrane body area 23 takes place deformation under the effect of second folding strip 17 and corresponding crease, when second mounting strip 10 accomodates to first mounting strip 9 inside completely, two first electric heat strips 18 at second folding strip 17 place this moment correspond with the side indentation at membrane body area 23 bottom place.

Further, a mounting frame 21 is fixedly mounted on the side wall where each first mounting strip 9 is located, a movable second heating strip 22 is mounted inside the mounting frame 21 through an electric telescopic rod, and when the second mounting strips 10 are parallel to the movable strips 11, the two opposite second heating strips 22 can be used for hot-melt welding of the side edge seal of the film body strip 23.

The inside electric telescopic handle of drive installing frame 21 for the side indentation at place corresponds on second heating strip 22 and the membrane body area 23 wall, through carrying out the circular telegram to first electrothermal strip 18 and second heating strip 22 and producing high temperature, first electrothermal strip 18 can carry out the hot melt to the side indentation at membrane body area 23 bottom place, make it and the shaping of membrane body area 23 side, second heating strip 22 can carry out the melting to the inner wall that two membrane body areas 23 are relative simultaneously, make its seal shaping, as shown in fig. 18 and 19, a to b's forming process promptly.

Further, a pressing mechanism used for fixing the end of the film body belt 23 is arranged inside each fixing frame 34, the pressing mechanism comprises a fifth hydraulic telescopic rod 35 fixedly mounted at the top of the fixing frame 34, a cross bar 36 is fixedly mounted at the output end of the fifth hydraulic telescopic rod 35, two pressure springs 38 are fixed at two ends of the lower surface of the cross bar 36, the bottoms of the two pressure springs 38 are connected with a first pressing bar 40, a second pressing bar 41 is mounted at the inner bottom of the fixing frame 34, and the film body belt 23 is arranged between the second pressing bar 41 and the first pressing bar 40.

As shown in fig. 10 and 11, when the fifth hydraulic telescopic rod 35 is driven to work, the cross bar 36 can be driven to move downwards, and due to the connection effect of the pressure spring 38, the first pressing strip 40 can be further driven to move downwards, so that the first pressing strip 40 is in contact with the second pressing strip 41, and under the pressure effect of the first pressing strip 40 and the second pressing strip 41, the two ends where the film body strip 23 is located can be fixed and limited, which is convenient for the folding mechanism to realize the folding forming of the film.

Furthermore, a cutter 39 for cutting off the film body belt 23 is installed on the lower surface of the cross bar 36, a notch groove for the cutter 39 to cut into is formed on the second pressing bar 41, and a conveyor belt 5 for conveying the packaged and formed product is installed inside the base 1.

As shown in fig. 11, a cutter 39 for cutting off the film body belt 23 is mounted on the lower surface of the cross bar 36, a notch groove for the cutter 39 to cut into is formed in the second pressing bar 41, when the fifth hydraulic telescopic rod 35 is driven to work, the cutter 39 enters the notch groove formed in the second pressing bar 41, so that the product after packaging and forming can be separated from the original film, the product package drops onto the conveyor belt 5 for conveying, the discharge roller 6 and the receiving roller 7 are driven to work continuously, and the next packaging and forming can be performed conveniently.

Furthermore, first fixing strips 29 are fixedly mounted on two sides of the top of the support frame 2, a fixing piece 30 is fixedly mounted on the first fixing strip 29 close to the position of the discharging roller 6, a movable plate 32 is slidably mounted on the fixing piece 30, a fourth hydraulic telescopic rod 31 for driving the movable plate 32 to move up and down is mounted at the inner top of the fixing piece 30, two cutting pieces 33 are mounted on the lower surface of the movable plate 32, the two cutting pieces 33 are used for cutting the side edges of the film body belt 23, and an infrared signal sensor is fixedly mounted on the lower surface of the first fixing strip 29 close to the position of the collecting roller 7.

Through the cutting piece 33 that sets up on one of them first fixed strip 29, drive fourth hydraulic telescoping rod 31 work, when making cutting piece 33 insert the internal portion of membrane body area 23, drive membrane body area 23 to the direction motion of being close to receiving material roller 7, at this moment under the cutting action of cutting piece 33, as shown in fig. 10, can make the edge that membrane body area 23 corresponds form two cutting grooves, the design, on the one hand, avoided the edge of former living membrane to have the defect influence container packing shaping quality, and can break away from former membrane body after the subsequent container packing shaping of being convenient for through the design of cutting groove, simultaneously, because the connection effect of cutting waste material, can realize the continuous processing of membrane, through the infrared signal sensor that another first fixed strip 29 set up, when the membrane body area 23 that has the cutting groove moves to left first fixed strip 29, when infrared signal sensor responds to that the membrane material is located under third heating strip 27, transmit the signal to inside, accept the signal and control the work of the singlechip hold-down mechanism that is located the internal portion of fixed frame 34, realize the packing shaping of membrane.

Furthermore, the opposite surfaces of the two mounting parts 8 are provided with adjusting mechanisms for sealing the container, the adjusting mechanisms are fixed on slide bars 28 on the side walls of each mounting part 8, the slide bars 28 are provided with two third heating strips 27 in a sliding manner through slide blocks 12 arranged on the slide bars 28, the slide bars 28 are also fixedly provided with sixth hydraulic telescopic rods 50 for enabling the third heating strips 27 to be opposite or away from each other, the two third heating strips 27 can be used for sealing the top of the container after being close to each other and powered on, and the slide bars 28 are respectively provided with the sixth hydraulic telescopic rods 50 for driving the third heating strips 27 to move.

Through the slide bar 28 and the slide block 12 slidably disposed thereon, when the two sixth hydraulic telescopic rods 50 are driven to operate, the two third heating strips 27 can be further driven to approach and adhere to each other, after the ends of the film body strip 23 are adhered to each other, the third heating strips 27 are energized, and after the corresponding portion of the film body strip 23 is hot-melted, the film body strip can be used for sealing the top of the container, and the final forming is as shown in b of fig. 19.

Furthermore, a feeding device for feeding materials into the container is installed on the installation frame 4, the feeding device comprises a storage bin 3, the storage bin 3 is funnel-shaped, a feeding plate 52 is arranged inside the storage bin 3, a first through hole for discharging materials is formed in the feeding plate 52, a first gear plate 43 is installed on the storage bin 3 in a rotating mode, the first gear plate 43 is arranged below the feeding plate 52, a second through hole matched with the first through hole is formed in the first gear plate 43, a trigger mechanism is arranged at the top of one movable strip 11, and the trigger mechanism can be used for feeding materials into the container after the container is formed;

trigger mechanism includes the dead lever of fixed mounting at the 4 tops of mounting bracket, rotate through one-way bearing on the dead lever and install second gear plate 45, extension plate 42 is installed at 11 tops of one of them movable strip, install the pinion rack that meshes mutually with second gear plate 45 on the extension plate 42, spacing groove 48 has been seted up to the front side of second gear plate 45, 4 top fixed mounting of mounting bracket of spacing groove 48 front side have second fixed strip 46, second fixed strip 46 rotates through the round pin axle and installs driving lever 47, the top of driving lever 47 is fixed with the spacing post, the spacing post can be at the inside spacing slip of spacing groove 48, the bottom of driving lever 47 articulates there is articulated piece 51, it has movable rod 49 to go back horizontal sliding mounting on the second fixed strip 46, the one end that movable rod 49 is close to driving lever 47 is articulated with articulated piece 51, the one end of movable rod 49 that keeps away from driving lever 47 has rack 44 through L connecting rod fixed mounting, rack 44 meshes the transmission with first gear plate 43.

As shown in fig. 12 and 13, through the feeding mechanism that sets up, cooperate with the trigger mechanism thereon, because the extension plate 42 is disposed at the top of the movable bar 11, when the movable bar 11 moves up and down for many times, because the second gear plate 45 passes through the installation of the one-way bearing, once move up and down when the movable bar 11, can drive the second gear plate 45 to deflect once, according to the number of times of movement of the movable bar 11, install the number of meshing of the corresponding second gear plate 45 and the toothed plate, i.e., when the number of times of movement of the movable bar 11, make the film body belt 23 finish folding and hot press molding, move the movable bar 11 again, alright make the second gear plate 45 be located, the arc-shaped groove of the spacing groove 48 passes through the spacing column disposed on the shift lever 47, thereby make the shift lever 47 fluctuate once back and forth, because of the connection of the hinged joint block 51, cooperate with the horizontal spacing sliding of the movable rod 49, when the shift lever 47 fluctuates back and forth, can drive the corresponding movable rod 49 and forth and move once, through the rack 44 on the first gear plate 43, further drive the first gear plate 43, as the first gear plate 43, and the first feeding mechanism can realize the design of the first feeding plate 52, thereby, when the first feeding mechanism, the first feeding mechanism can accomplish the first feeding process, and the second gear plate 52, and the first feeding mechanism can be designed as a heavy loading process.

Referring to fig. 19, a novel packaging box formed by folding a bottom film container, the film body strip 23 is folded by a folding mechanism, the side edge fusion sealing edges of the first heating strip 18 and the second heating strip 22 and the top sealing edge of the third heating strip 27 are integrally formed into a novel packaging box, the novel packaging box comprises a support bottom 611 and two support wall portions 613, the middle of the support bottom 611 is provided with a bottom surface crease portion 612 for bottom folding, two end portions of the bottom surface crease portion 612 are respectively connected with the support wall portions 613 through the edge crease portions 615, end portions of the two support wall portions 613 far away from the edge crease portions 615 are connected with a top cover portion 614, side crease portions where the two support bottoms 611 are located are respectively connected with inner walls of the corresponding support wall portions 613 in a fusion manner, and side crease portions where the two support wall portions 613 are located are respectively connected with end portions thereof far away from the support bottom 611 in a fusion manner.

Through the structure and the principle design of the folding mechanism, the product packaging box shown in figure 19 can be automatically formed, the packaging box has a bottom folding structure and a top sealing cover structure, adverse effects such as wrinkles and local thinning of the formed container wall are effectively avoided, the surface printing and code spraying process is facilitated, and meanwhile, the product packaging box has strong ornamental value.

The working principle is as follows: when the vacuum packaging equipment based on bottom film container folding forming is used, as shown in fig. 1 to 5, the film body belt 23 is pulled out by the discharging roller 6, sequentially passes through the cutting blade 33 arranged on the first fixing strip 29 on the right side, the pressing mechanism and the third heating strip 27 in the fixing frame 34, sequentially passes through the first forming assembly and the second forming assembly on the connecting rod assembly, then passes through the third heating strip 27 arranged on the left side, the pressing mechanism in the fixing frame 34 and the infrared signal sensor arranged on the lower surface of the first fixing strip 29, and is fixedly connected with the receiving roller 7, and when the discharging roller 6 unreels the receiving roller 7 for reeling, the film body belt 23 can further move towards the direction close to the receiving roller 7;

during operation, at first work through the first hydraulic telescoping rod 13 of drive, thereby drive movable strip 11 and slide from top to bottom in installed part 8, because the connection effect and the structure setting of first installation strip 9 and installed part 8, when movable strip 11 just begins upward movement, under the connection effect of second installation strip 10, can drive two first installation strips 9 and expand to both sides, through second indentation strip 24 and first indentation strip 15 structure setting, cooperate the extension of second hydraulic telescoping rod 14 and make two wedges splice into first indentation strip 15, on the one hand, first indentation strip 15 can carry out interior support to film body area 23, on the other hand, after first indentation strip 15 expands and with second indentation strip 24 block, when film body area 23 to the direction motion of being close to receipts material roller 7, under the limiting displacement of first indentation strip 15 and second indentation strip 24, alright realize the shaping of the side indentation of film material.

Then, through a first forming assembly and a second forming assembly arranged on a connecting rod assembly, a first indentation strip 15 where the first assembly is located can support a film body strip 23, the second forming assembly is composed of a first folding strip 16 and a second folding strip 17, when a first hydraulic telescopic rod 13 works to drive a movable strip 11 to move downwards, at the moment, a first mounting strip 9 and a second mounting strip 10 which are located on two sides of the movable strip 11 move towards a direction close to the movable strip 11, at the moment, an inner indentation can be formed at the bottom of the film body strip 23 under the action of the first folding strip 16, then, the movable strip 11 is driven to move upwards again, the movable strip 11 moves upwards, at the beginning, the first mounting strip 9 and the second mounting strip 10 which are located on two sides of the movable strip 11 move towards a direction far away from the movable strip 11 and expand, then, when the movable strip 11 continues to move upwards, the movable strip 11 drives the second mounting strip 10 to start to contract towards the inside of the first mounting strip 9, at the moment, under the action of the second folding strip 17, the outer edge 23 can form an effective indentation when the bottom of the second mounting strip 11 is formed, and the effective indentation strip 11, and the effective indentation is formed according to the effective indentation of the bottom of the second mounting strip 15, so that the effective indentation strip 17, the effective indentation strip 11, the effective indentation can be formed, and the effective indentation can be formed in the effective indentation, and the effective indentation of the effective indentation strip 11, and the effective indentation can be formed in the effective indentation strip 17, and the effective indentation can be formed in the effective indentation strip 11, and the effective indentation of the effective indentation can be formed in the effective indentation, and the effective indentation strip 11, and the effective indentation of the effective indentation can be different times shown in the effective indentation, and the effective indentation of the effective indentation can be formed in the effective indentation of the effective indentation strip 11;

after the indentation is formed, the second hydraulic telescopic rod 14 and the third hydraulic telescopic rod 19 are arranged and respectively driven to work to drive the corresponding first indentation strip 15 and the corresponding first folding strip 16 to move towards two sides and separate from the interior of the film body strip 23, at the moment, the upward movable strip 11 is made to move again, the film body strip 23 deforms under the action of the second folding strip 17 and the corresponding crease, when the second mounting strip 10 is completely accommodated into the first mounting strip 9, two first electric heating strips 18 where the second folding strip 17 is located correspond to side indentations where the bottom of the film body strip 23 is located, and the electric telescopic rods in the mounting frame 21 are driven to enable the second heating strip 22 to correspond to the side indentations where the film body strip 23 is located, high temperature is generated by electrifying the first electric heating strips 18 and the second heating strips 22, the first electric heating strips 18 can carry out hot melting on the side indentations at the bottom of the film body strip 23 to enable the side indentations to be located with the film body strip 23, meanwhile, the second heating strips 22 can carry out hot melting on the inner walls of the two film body strips 23, and the inner walls of the two film strips are sealed and formed as shown in the sealing forming process, namely, the sealing forming process is shown in the drawing 18 a.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The detachable installation mode has various modes, for example, a mode of matching with a buckle through plugging, for example, a mode of connecting through a bolt, and the like.

The conception, the specific structure and the technical effects of the present invention are clearly and completely described above in connection with the embodiments and the accompanying drawings, so that the objects, the features and the effects of the present invention can be fully understood. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive efforts are within the protection scope of the present invention based on the embodiments of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions.

The above embodiments are provided for further illustration of the present invention, and should not be construed as limiting the scope of the present invention, and the skilled engineer may make insubstantial modifications and adjustments to the present invention based on the above disclosure.

Claims (9)

1. Vacuum packaging equipment based on basement membrane container fold forming, including base (1) and support frame (2) of fixed mounting above that, its characterized in that: a discharge roller (6) is installed at one end, close to the top, of the support frame (2), a discharge roller (6) is installed at the other end, close to the top, of the support frame (2), a film body belt (23) is connected between the discharge roller (6) and the material receiving roller (7), a folding mechanism for container packaging forming is installed in the middle of the support frame (2), one end of the film body belt (23) is fixedly connected to the outer wall of the discharge roller (6), and the other end of the film body belt (23) penetrates through the folding mechanism to extend to the outer wall of the material receiving roller (7) and is fixedly connected with the outer wall;

the folding mechanism comprises two groups of connecting rod assemblies which are oppositely arranged on the inner wall of a support frame (2), each group of connecting rod assemblies comprises an installation part (8), the installation parts (8) are fixedly installed on the inner wall of the support frame (2), first installation strips (9) are respectively installed on two sides of each installation part (8) in a rotating mode through pin shafts, a movable strip (11) is installed in the middle of each installation part (8) through a through groove, second installation strips (10) are installed on two sides of the bottom end of each movable strip (11) in a rotating mode through pin shafts respectively, the thickness of each second installation strip (10) is smaller than that of each first installation strip (9), one end, far away from the movable strip (11), of each second installation strip (10) is installed inside the corresponding first installation strip (9) through pin shafts in a rotating mode, two groups of first forming assemblies used for forming creases on the side of a container are connected to the opposite faces of the first installation strips (9) where the two groups of connecting rod assemblies are located, and the opposite faces of the bottom ends of the movable strips (11) of the two groups of connecting rod assemblies are connected with second forming assemblies used for forming second forming the creases;

the top fixed mounting of support frame (2) has mounting bracket (4), the first hydraulic telescoping rod (13) of two activity strips (11) up-and-down motion of drive are installed respectively at the interior top of mounting bracket (4).

2. A vacuum packaging apparatus based on fold forming of a base film container as claimed in claim 1, wherein: every group first forming component includes first indentation strip (15), first indentation strip (15) are formed by two wedge splices, two the wedge is respectively through second hydraulic stretching pole (14) fixed mounting on the lateral wall that corresponds first mounting bar (9), lateral wall that support frame (2) are close to the top still fixed mounting have two mount (34) that set up relatively, the bottom of mount (34) through fixed plate (25) fixed mounting have with first indentation strip (15) assorted second indentation strip (24), and second indentation strip (24) set up for the slope.

3. A vacuum packaging apparatus based on fold forming of a base film container as claimed in claim 1, wherein: the second forming subassembly is including fixing fixed block (20) in two activity strip (11) bottoms respectively, two fixed block (20) are close to the opposite face on upper portion and install first folding strip (16) through third hydraulic telescoping rod (19) respectively, and fixed block (20) opposite face fixed mounting who is located first folding strip (16) below has second folding strip (17), membrane body area (23) set up between first folding strip (16) and second folding strip (17).

4. A vacuum packaging apparatus based on fold forming of a base film container as claimed in claim 3, wherein: the lower surface mounting of folding strip (17) of second has mobilizable two first electric heat strip (18), when second mounting bar (10) to first mounting bar (9) inside shrink, two first electric heat strip (18) can be used to the hot melt welding that membrane body area (23) bottom edge sealed.

5. A vacuum packaging apparatus based on fold forming of a base film container as claimed in claim 1, wherein: every lateral wall fixed mounting at first mounting bar (9) place has installing frame (21), inside the installing frame (21) installs mobilizable second heating strip (22) through electric telescopic handle, when second mounting bar (10) parallel and activity strip (11), two liang of relative second heating strip (22) can be used to the hot melt welding that membrane body area (23) lateral part edge was sealed.

6. A vacuum packaging apparatus based on fold forming of a base film container as claimed in claim 2, wherein: a pressing mechanism used for fixing the end of the membrane body belt (23) is arranged in each fixing frame (34), the pressing mechanism comprises a fifth hydraulic telescopic rod (35) fixedly installed at the top in the fixing frame (34), a cross bar (36) is fixedly installed at the output end of the fifth hydraulic telescopic rod (35), two pressure springs (38) are fixed at two ends of the lower surface of the cross bar (36), the bottoms of the two pressure springs (38) are connected with a first pressing bar (40), a second pressing bar (41) is installed at the bottom in the fixing frame (34), and the membrane body belt (23) is arranged between the second pressing bar (41) and the first pressing bar (40);

the lower surface mounting of horizontal bar (36) has and is used for making the cutter (39) that film body area (23) cut off, set up the incision groove that supplies cutter (39) to cut into on second layering (41), base (1) internally mounted has and is used for packing conveyer belt (5) that the shaping product was carried.

7. A vacuum packaging apparatus based on fold forming of a base film container as claimed in claim 1, wherein: fixed mounting has first fixed strip (29) in both sides at support frame (2) top still, is close to fixed mounting on first fixed strip (29) at discharge roller (6) place has mounting (30), slidable mounting has fly leaf (32) on mounting (30), fourth hydraulic telescoping rod (31) that are used for driving fly leaf (32) up-and-down motion are installed at the interior top of mounting (30), the lower surface mounting of fly leaf (32) has two cutting pieces (33), two cutting piece (33) are used for the side reason cutting of membrane body area (23), and the lower fixed surface that is close to receipts material roller (7) place first fixed strip (29) installs infrared signal sensor.

8. A vacuum packaging apparatus based on fold forming of a base film container as claimed in claim 1, wherein: two the opposite face of installed part (8) is provided with the adjustment mechanism who is used for the container to seal, adjustment mechanism fixes every slide bar (28) of installed part (8) lateral wall, slide bar (28) have two third heating strip (27) through slider (12) slidable mounting that set up on it, it has sixth hydraulic telescoping rod (50) that are used for third heating strip (27) or leave mutually still fixed mounting on slide bar (28), two third heating strip (27) are close to the laminating each other and the circular telegram back, can be used to sealing at container top, slide bar (28) are gone up respectively and are installed sixth hydraulic telescoping rod (50) that are used for driving third heating strip (27) motion.

9. A vacuum packaging apparatus based on fold forming of a base film container as claimed in claim 1, wherein: the feeding device for feeding into the container is mounted on the mounting frame (4), the feeding device comprises a storage bin (3), the storage bin (3) is funnel-shaped, a feeding plate (52) is arranged inside the storage bin (3), a first through hole for discharging is formed in the feeding plate (52), a first gear plate (43) is rotatably mounted on the storage bin (3), the first gear plate (43) is arranged below the feeding plate (52), a second through hole matched with the first through hole is formed in the first gear plate (43), a trigger mechanism is arranged at the top of one movable strip (11), and the trigger mechanism can be used for feeding the container after the container is formed;

trigger mechanism includes the dead lever of fixed mounting at mounting bracket (4) top, rotate through one-way bearing on the dead lever and install second gear plate (45), one of them movable strip (11) top is installed and is extended board (42), install the pinion rack that meshes mutually with second gear plate (45) on extended board (42), the front side of second gear plate (45) is seted up spacing groove (48), mounting bracket (4) top fixed mounting of spacing groove (48) front side has second fixed strip (46), driving lever (47) are installed through round pin axle rotation in second fixed strip (46), the top of driving lever (47) is fixed with the spacing post, the spacing post can be at the inside spacing slip of spacing groove (48), the bottom of driving lever (47) articulates there is articulated piece (51), it has movable rod (49) to go back horizontal sliding on second fixed strip (46), movable rod (49) are close to the one end of driving lever (47) and articulate piece (51) articulated, the one end of keeping away from movable rod (49) passes through L fixed rod (47) and rack (44), drive lever (44) and first gear plate (44).

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