CN115432233A

CN115432233A - Drum type mesh bag packaging machine

Info

Publication number: CN115432233A
Application number: CN202211066648.XA
Authority: CN
Inventors: 颜文芬; 颜文柏
Original assignee: Zhongshan Shuangyan Intelligent Equipment Co ltd
Current assignee: Zhongshan Shuangyan Intelligent Equipment Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-06

Abstract

The invention discloses a cylinder type mesh bag packaging machine, which comprises: the device comprises a rack, a first working position, a second working position and a third working position, wherein the rack is at least provided with the first working position, the second working position and the third working position along the front-back direction; the bag making mechanism is arranged at the first station and is used for making a cylindrical mesh bag with an opening at the upper end; the bag opening mechanism is arranged at the second station and is used for unfolding the bag opening of the cylindrical mesh bag; the blanking mechanism is arranged at the second station and is used for filling materials into the cylindrical mesh bag; the sealing mechanism is arranged at the third station and is used for sealing the cylindrical mesh bag; the bag moving mechanism is arranged on the rack and can drive the cylindrical mesh bag to sequentially pass through the first station, the second station and the third station; wherein, be provided with location structure on the unloading mechanism, location structure can restrict the sack of cylinder pocket and break away from the unloading end of unloading mechanism when the filling material. The cylindrical mesh bag can be prevented from sagging, and the packaging efficiency is improved; the cylindrical mesh bag packaging machine realizes automatic process packaging such as bag making, bag opening, blanking, sealing, bag moving and the like, greatly improves the production efficiency and reduces the labor.

Description

Drum type mesh bag packaging machine

Technical Field

The invention relates to the technical field of packaging machines, in particular to a cylindrical mesh bag packaging machine.

Background

The traditional packaging bag is generally a composite film bag, the bag body of the composite film bag has certain hardness, the bag body is opened for filling materials before discharging, but the composite film is adopted for packaging fruit and vegetable materials such as oranges, lemons, potatoes and the like, so that the ventilation effect is not ideal; consequently, the cylinder pocket that is used for packing the fruit vegetables has on the market, and the bag body of cylinder pocket includes cylinder nethike embrane and piece formula complex film, is used for placing the fruit vegetables in the cylinder nethike embrane, and the attached subregion in the nethike embrane outside of piece formula complex film, conventional packagine machine is when in unloading fruit vegetables material to cylinder pocket, and the cylinder pocket appears the bag body flagging after receiving fruit vegetables material weight, leads to sack and unloading end to take place the phenomenon of dislocation for the unable normal clear of unloading influences packing efficiency.

In addition, the prior art usually adopts the metal button and the packaging bag combination for the user to carry and draw, however, the metal button not only does not conform to the food industry requirement, but also causes the metal button to have smaller stress and poorer stability due to the structural factor of the metal button, and the metal button is easy to separate from the packaging bag.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a drum-type mesh bag packaging machine which can be beneficial to preventing the drum-type mesh bag from sagging and improving the packaging efficiency.

According to the embodiment of the invention, the cylinder type mesh bag packaging machine comprises: the device comprises a rack, a first positioning device, a second positioning device and a third positioning device, wherein the rack is at least provided with a first station, a second station and a third station along the front-back direction; the bag making mechanism is arranged at the first station and is used for making a cylindrical mesh bag with an opening at the upper end; the bag opening mechanism is arranged at the second station and is used for unfolding the bag opening of the cylindrical mesh bag; the blanking mechanism is arranged at the second station and is used for filling materials into the cylindrical mesh bag; the sealing mechanism is arranged at the third station and is used for sealing the cylindrical mesh bag; the bag moving mechanism is arranged on the rack and can drive the cylindrical mesh bag to sequentially pass through the first station, the second station and the third station; the blanking mechanism is provided with a positioning structure, and the positioning structure can limit the bag opening of the cylindrical mesh bag to be separated from the blanking end of the blanking mechanism when materials are filled.

The cylindrical mesh bag packaging machine provided by the embodiment of the invention at least has the following beneficial effects: through the arrangement, the cylindrical mesh bag made of the cylindrical net film and the sheet type composite film has a good ventilation effect, and the positioning structure is arranged at the blanking mechanism, so that when fruit and vegetable materials are blanked into the bag body of the cylindrical mesh bag, the bag opening of the cylindrical mesh bag can be fixed at the blanking end of the blanking mechanism, the cylindrical mesh bag can be prevented from sagging, and the packaging efficiency is improved; the cylindrical mesh bag packaging machine realizes automatic process packaging such as bag making, bag opening, blanking, sealing and bag moving, greatly improves production efficiency and reduces labor.

According to some embodiments of the invention, the blanking end of the blanking mechanism is provided with a material gate assembly that can be opened or closed, the material gate assembly comprising: the two bin gate plate bodies are configured to rotate oppositely or reversely; the first driving piece is in transmission connection with the two bin gate plate bodies; the positioning structure comprises a plurality of positioning portions, the positioning portions are arranged on two side faces deviated from the bin gate plate body respectively, and the positioning portions are matched with the cylindrical mesh bags to limit the mouths of the cylindrical mesh bags to be separated from the bin gate assembly.

According to some embodiments of the invention, the blanking mechanism comprises: the fixed hopper is arranged on the rack and is provided with a first feeding hole and a first discharging hole; the movable hopper can move up and down relative to the fixed hopper, the movable hopper is provided with a second feeding hole and a second discharging hole, the second feeding hole is communicated with the first discharging hole, and the material door assembly is arranged on the movable hopper; the second driving piece is arranged on the rack and is in transmission connection with the movable hopper; after the bag opening of the cylindrical mesh bag is unfolded, the material door assembly can stretch into the cylindrical mesh bag and is in an open state, so that the positioning part is matched with the cylindrical mesh bag to limit the bag opening of the cylindrical mesh bag to be separated from the material door assembly.

According to some embodiments of the invention, the bag opening mechanism comprises at least two groups of bag suction devices, the two groups of bag suction devices are arranged at two sides of the discharging end of the discharging mechanism at intervals, and the bag suction devices comprise: the vacuum adsorption structure is used for adsorbing the side wall of the cylindrical mesh bag and can move towards or back to the blanking end of the blanking mechanism; the third driving piece is arranged on the rack and is in transmission connection with the vacuum adsorption structure; the vacuum adsorption structures belonging to the two groups of bag adsorption devices can move in opposite directions and can move backwards after adsorbing the two opposite side walls of the cylindrical mesh bag respectively so as to expand the bag opening of the cylindrical mesh bag.

According to some embodiments of the invention, a supporting structure is provided on the frame at the second station, the supporting structure comprising: the supporting plate is configured to move up and down relative to the rack, and a supporting surface for supporting the bottom of the cylindrical mesh bag is arranged on the supporting plate; and the fourth driving part is in transmission connection with the supporting plate.

According to some embodiments of the invention, the frame is provided with an angle inserting mechanism, the angle inserting mechanism comprises two groups of angle inserting assemblies, and the two groups of angle inserting assemblies are arranged on two opposite sides of the discharging end of the discharging mechanism at intervals; the angle inserting assembly comprises an angle inserting body and a fifth driving piece, the angle inserting body can move towards or back to the discharging end of the discharging mechanism, and the output end of the fifth driving piece is in transmission connection with the angle inserting body.

According to some embodiments of the invention, the bag-making mechanism comprises: the preforming device is used for preforming the cylindrical mesh bag with the upper opening and the lower opening; two groups of longitudinal sealing devices are respectively positioned at two sides of the preforming device, and the longitudinal sealing devices are used for connecting the sheet composite film in the cylindrical mesh bag with the cylindrical mesh film; the transverse sealing device is positioned below the preforming device and is used for transversely sealing the lower end opening of the cylindrical mesh bag; the cutting device is used for cutting the connected cylindrical mesh bag to prepare the cylindrical mesh bag with an open upper end; the frame is provided with a bag pulling device positioned between the preforming device and the transverse sealing device, and the bag pulling device can pull the connected cylindrical mesh bag to the transverse sealing device from the preforming device.

According to some embodiments of the invention, the cross sealing device comprises: the two first mounting plates are connected with the rack, and a plurality of first guide columns are arranged between the two first mounting plates; the two first transverse sealing plates are movably connected to the first guide pillars and can move towards or away from each other; the two first driving units are respectively arranged on the two first mounting plates and are in one-to-one transmission connection with the first transverse sealing plates; the cutting device comprises a first cutter piece, a second cutter piece, a first driver and a second driver, wherein the first cutter piece and the second cutter piece can move in opposite directions or in opposite directions; the first driver is arranged on one of the first mounting plates, and the second driver is in transmission connection with the output end of one of the first driving units.

According to some embodiments of the present invention, a fourth station located on one side of the third station is further disposed on the frame along the front-back direction, a punching mechanism is disposed at the fourth station, and the bag moving mechanism is capable of transferring the tubular mesh bag from the third station to the fourth station, so that the punching mechanism can punch the tubular mesh bag.

According to some embodiments of the invention, the bag moving mechanism comprises: the movable frame is arranged on the rack in a manner of moving back and forth; the clamping structures are used for clamping the cylindrical mesh bag, and the clamping structures are arranged on the moving frame at intervals; the driving structure is arranged on the rack, and the output end of the driving structure is in transmission connection with the moving frame.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a first perspective view of a packaging machine according to an embodiment of the present invention;

fig. 2 is a second perspective view of the packaging machine according to the embodiment of the present invention;

fig. 3 is a schematic view of the internal structure of the packing machine according to the embodiment of the present invention;

FIG. 4 is a schematic view of a longitudinal sealing device;

FIG. 5 is a schematic structural view of the transverse sealing device and the cutting device;

FIG. 6 is a schematic structural view of a bag pulling device;

FIG. 7 is a schematic structural view of a blanking mechanism;

FIG. 8 is a schematic structural view of a bag opening mechanism;

FIG. 9 is a schematic structural view of the corner inserting mechanism;

FIG. 10 is a schematic view of a support structure;

FIG. 11 is a schematic view of the sealing mechanism;

FIG. 12 is a schematic view of the punching mechanism;

FIG. 13 is a schematic structural view of a bag moving mechanism;

reference numerals:

the bag opening and closing device comprises a frame 10, a supporting structure 11, a supporting plate 111, a supporting surface 1111, a fourth driving member 112, a first film rolling assembly 12, a second film rolling assembly 13, a guide rod 14, a bag making mechanism 20, a preforming device 21, a longitudinal sealing device 22, a longitudinal heat sealing plate 221, a seventh driving member 222, a transverse sealing device 23, a first mounting plate 231, a first guide column 232, a first transverse sealing plate 233, a first driving unit 234, a cutting device 24, a first cutter 241, a second cutter 242, a first driver 243, a second driver 244, a bag pulling device 25, a vertical plate 251, a third driving motor 252, a first rotary drum 253, a second rotary drum 254, an avoiding groove 255, a width fixing rod 311256, a bag opening mechanism 30, a bag suction device 31, a vacuum suction structure 311, a moving plate 1, a suction plate 3112, a vacuum suction cup 3113 and a third driving member 312;

the blanking mechanism 40, the positioning structure 41, the positioning part 411, the material door assembly 42, the material door plate 421, the avoiding concave part 4211, the first driving piece 422, the fixed hopper 43, the movable hopper 44 and the second driving piece 45;

the sealing mechanism 50, the second mounting plate 51, the second guide post 52, the second transverse sealing plate 53, the second driving unit 54, the bag moving mechanism 60, the moving frame 61, the clamping structure 62, the clamping rubber 621, the third driving unit 622, the driving structure 63, the corner inserting mechanism 70, the corner inserting assembly 71, the corner inserting body 711, the moving seat 7111, the corner inserting mechanism 60, the corner inserting mechanism and the corner inserting mechanism,

The device comprises a connecting rod 7112, an inserting angle plate 7113, a fifth driving piece 712, an installation beam 713, a second guide rod 714, a sixth driving piece 72, a punching mechanism 80, a punching seat 81, a punch 82, an eighth driving piece 83, a concave position 811, an avoiding through hole 812, a conveying mechanism 90, a conveying installation frame 91, a conveying belt 92, a fifth driving motor 93 and a lifting structure 94.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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, if there are first and second descriptions for distinguishing technical features, they are not interpreted as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

As shown in fig. 1 to 11 and 13, a tube type mesh bag packing machine according to an embodiment of the present invention includes: a frame 10 provided with at least a first station, a second station, and a third station in the front-rear direction; the bag making mechanism 20 is arranged at the first station, and the bag making mechanism 20 is used for making a cylindrical mesh bag with an opening at the upper end; the bag opening mechanism 30 is arranged at the second station, and the bag opening mechanism 30 is used for unfolding the bag opening of the cylindrical mesh bag; the blanking mechanism 40 is arranged at the second station, and the blanking mechanism 40 is used for filling materials into the cylindrical mesh bag; the sealing mechanism 50 is arranged at the third station, and the sealing mechanism 50 is used for sealing the cylindrical mesh bag; the bag moving mechanism 60 is arranged on the rack 10, and the bag moving mechanism 60 can drive the cylindrical mesh bag to sequentially pass through the first station, the second station and the third station; wherein, the blanking mechanism 40 is provided with a positioning structure 41, and the positioning structure 41 can limit the bag mouth of the cylinder type mesh bag to be separated from the blanking end of the blanking mechanism 40 when the materials are filled.

According to the drum-type mesh bag packaging machine provided by the embodiment of the invention, through the arrangement, the drum-type mesh bag made of the drum-type mesh film and the sheet-type composite film has a good ventilation effect, and the positioning structure 41 is arranged at the blanking mechanism 40, so that when fruit and vegetable materials are blanked into the bag body of the drum-type mesh bag, the bag opening of the drum-type mesh bag can be fixed at the blanking end of the blanking mechanism 40, the drum-type mesh bag can be prevented from sagging, and the packaging efficiency is improved; the cylindrical mesh bag packaging machine realizes automatic process packaging such as bag making, bag opening, blanking, sealing and bag moving, greatly improves production efficiency and reduces labor.

It is understood that, as shown in fig. 1 to 3 and 7, in some embodiments of the present invention, the blanking end of the blanking mechanism 40 is provided with a material gate assembly 42 that can be opened or closed, and the material gate assembly 42 includes: two material door plate bodies 421 configured to be rotatable toward or away from each other; the first driving piece 422 is in transmission connection with the two bin gate plate bodies 421; the positioning structure 41 includes a plurality of positioning portions 411, the positioning portions 411 are respectively disposed on one side of the two material door plate bodies 421, and the positioning portions 411 are engaged with the tubular mesh bag to limit the opening of the tubular mesh bag to separate from the material door assembly 42. Adopt above-mentioned structure, open when bin gate subassembly 42, when two bin gate plate bodies 421 rotate dorsad promptly, two bin gate plate bodies 421 are located to the sack cover of the bag body of cylinder pocket, and the sack of the bag body communicates with the unloading end of unloading mechanism 40, then through location portion 411 and the fixed cooperation of cylinder pocket to prevent to take the bag body to receive the fruit vegetables material and the flagging phenomenon appears, stability is better. It should be noted that in the present embodiment, the first driving member 422 is a telescopic cylinder, and of course, in some embodiments, the first driving member 422 may be an electric push rod or the like.

In this embodiment, the positioning portion 411 is a conical protrusion, and is inserted into the mesh of the tubular net film through the conical protrusion, so that the tubular net bag can be fixed to the discharging end of the discharging mechanism 40; after the fruit and vegetable materials are filled, the two bin gate plate bodies 421 rotate oppositely, so that the conical protrusions can be separated from the meshes of the cylindrical net film, the structure is simple, and the positioning is reliable.

As shown in fig. 1 to 3 and 7, in some embodiments of the present invention, the blanking mechanism 40 includes: the fixed hopper 43 is arranged on the frame 10, and the fixed hopper 43 is provided with a first feeding hole and a first discharging hole; a movable hopper 44, wherein the movable hopper 44 can move up and down relative to the fixed hopper 43, the movable hopper 44 is provided with a second feeding hole and a second discharging hole, the second feeding hole is communicated with the first discharging hole, and the material door assembly 42 is arranged on the movable hopper 44; the second driving piece 45 is arranged on the rack 10, and the second driving piece 45 is in transmission connection with the movable hopper 44; after the bag opening of the tubular mesh bag is expanded, the material door assembly 42 can extend into the tubular mesh bag and is in an open state, so that the positioning portion 411 is matched with the tubular mesh bag to limit the bag opening of the tubular mesh bag to be separated from the material door assembly 42. By adopting the structure, after the opening of the cylindrical mesh bag is unfolded, the movable hopper 44 is driven by the second driving piece 45 to move towards the opening relative to the fixed hopper 43, namely, the movable hopper 44 moves downwards, so that the bin gate assembly 42 can extend into the bag body along the opening, then the two bin gate plate bodies 421 are driven by the first driving piece 422 to rotate back and forth, and when the second discharge hole of the movable hopper 44 is opened, meshes of a cylindrical mesh film of the bag body can be in plug fit with the positioning part 411, namely the conical bulge, so that the opening is suspended to the bin gate assembly 42, fruit and vegetable materials can be fed and filled quickly, and the cylindrical mesh bag is prevented from sagging in the feeding process; after filling the completion, accessible second driving piece 45 drive movable hopper 44 antiport, upward movement promptly, and rotate in opposite directions through two bin gate plate bodies 421 of first driving piece 422 drive, make location portion 411 and the mesh of cylinder nethike embrane break away from the contact, in order to carry out next process, and is rational in infrastructure, and the operation is reliable, realize automatic unloading, and can reciprocate relatively through movable hopper 44 and fixed hopper 43, avoid interfering the sack of cylinder nethike embrane and expand the process, certain dodge effect has been played. It should be noted that in the present embodiment, the second driving member 45 is a telescopic cylinder, of course, in some embodiments, the second driving member 45 can be an electric push rod or the like,

as shown in fig. 2, fig. 3 and fig. 8, in some embodiments of the present invention, the bag opening mechanism 30 includes at least two bag suction devices 31, the two bag suction devices 31 are disposed at intervals on two sides of the discharging end of the discharging mechanism 40, and the bag suction device 31 includes: the vacuum adsorption structure 311 is used for adsorbing the side wall of the cylindrical mesh bag, and the vacuum adsorption structure 311 is configured to be movable towards or away from the blanking end of the blanking mechanism 40; the third driving element 312 is arranged on the rack 10, and the third driving element 312 is in transmission connection with the vacuum adsorption structure 311; the vacuum adsorption structures 311 belonging to the two bag suction devices 31 can move in opposite directions, and can move in opposite directions after respectively adsorbing the two opposite side walls of the cylindrical mesh bag, so that the bag opening of the cylindrical mesh bag can be expanded. In this embodiment, the vacuum suction structure 311 sucks the sheet-type composite film on both sides of the tubular mesh bag. Adopt above-mentioned structure, remove one side to the cylinder pocket through the corresponding vacuum adsorption structure 311 of third driving piece 312 drive, make two sets of vacuum adsorption structure 311 who inhales bagging apparatus 31 can adsorb the piece formula complex film of the both sides of cylinder pocket respectively, and remove dorsad, make the cylinder pocket can expand the sack, so that feed end with unloading mechanism 40 is linked together mutually, make the fruit vegetables material can get into to the cylinder pocket fast, moreover, the steam generator is reasonable in structure, the operation is convenient, the unloading efficiency is improved, automatic exhibition bag has been realized, and packaging efficiency is improved.

Specifically, as shown in fig. 2, 3 and 8, in this embodiment, a plurality of first guide rods are disposed on the frame 10 along the left-right direction, the third driving member 312 is a telescopic cylinder, of course, in some embodiments, the third driving member 312 may be an electric push rod, etc., the vacuum suction structure 311 includes a moving plate 3111, a suction plate fixing plate 3112 and three vacuum suction cups 3113 disposed on the suction plate fixing plate 3112, the moving plate 3111 is movably connected to the plurality of first guide rods, the moving plate 3111 is in transmission connection with an output end of the third driving member 312, the suction plate fixing plate 3112 is fixedly connected to one end of the plurality of first guide rods far from the third driving member 312, and when in operation, the third driving member 312 drives 3111 to move along the first guide rods 3111, so that the vacuum suction plate 3113 moves toward and sucks the sidewall of the cylinder mesh bag or the vacuum suction plate 3113 moves in the reverse direction after sucking the sidewall of the cylinder mesh bag.

In addition, in the present embodiment, a fine adjustment cylinder is provided between the suction cup fixing plate 3112 and the moving plate 3111 to finely adjust and fix the interval between the suction cup fixing plate 3112 and the moving plate 3111; be provided with the first bar hole of direction from top to bottom and follow the second bar hole of fore-and-aft direction on the sucking disc fixed plate 3112, accessible bolt and first bar jogged joint are so that sucking disc fixed plate 3112 and first guide arm can be connected with reciprocating, position about adjusting sucking disc fixed plate 3112, vacuum chuck 3113's tip is provided with the screw rod, the second bar hole is worn to establish by the screw rod, and be equipped with two set nut at screw rod interval spiral shell, two set nut can the both sides of centre gripping sucking disc fixed plate 3112 respectively, move with the relative second bar hole of screw rod of restriction vacuum chuck 3113, restrict the relative sucking disc fixed plate 3112 vertical movement of screw rod and restrict the inside wall translation of screw rod along second bar hole promptly. Adopt above-mentioned structure, when the compound width size of piece formula of tube-shape pocket is different, two set nut are taken off to the accessible pine to make vacuum chuck 3113 can adjust three vacuum chuck 3113's relative interval under the removal of screw rod, with the piece formula complex film of the lateral wall of adjustment to adaptation and can adsorb the cylinder pocket, simple structure, it is convenient to adjust, and adaptability is better, can the wide application in the cylinder pocket of different width sizes.

It is envisaged that, as shown in figures 2, 3 and 10, in some embodiments of the invention, the frame 10 is provided with a support structure 11 at the second station, the support structure 11 comprising: a supporting plate 111, the supporting plate 111 is configured to be capable of moving up and down relative to the frame 10, and a supporting surface 1111 for supporting the bottom of the cylinder type mesh bag is arranged on the supporting plate 111; and a fourth driving part 112, wherein the fourth driving part 112 is in transmission connection with the supporting plate 111. By arranging the bearing structure 11, the bearing surface 1111 of the bearing plate 111 can prevent the bottom of the cylindrical mesh bag from being damaged due to heavy falling during blanking, thereby playing a role in supporting and being beneficial to stable blanking; in addition, the up-down position of the supporting plate 111 can be adjusted according to the requirements of the size of the cylindrical mesh bag and the like by matching the supporting plate 111 and the fourth driving part 112, and the application range is wide.

Specifically, in this embodiment, the rack 10 is fixedly connected to the supporting plate 111, the fourth driving member 112 is a telescopic cylinder disposed on the supporting base, of course, in some embodiments, the fourth driving member 112 may be an electric push rod, the supporting plate 111 is movably provided with two material supporting shafts 113, the supporting plate 111 includes two first plate bodies connected at lower ends, one of the first plate bodies is connected to the two material supporting shafts and connected to an output end of the fourth driving member 112, an inclined surface is disposed on one side of the two first plate bodies facing each other, the two inclined surfaces are arranged in a V shape to form the supporting surface 1111, and the fourth driving member 112 drives the first plate body to move up and down, so that the supporting surface 1111 moves toward or away from the discharging end of the discharging mechanism 40.

As shown in fig. 2, 3 and 9, in some embodiments of the present invention, an angle inserting mechanism 70 is disposed on the frame 10, the angle inserting mechanism 70 includes two groups of angle inserting assemblies 71, and the two groups of angle inserting assemblies 71 are disposed at two opposite sides of the discharging end of the discharging mechanism 40 at intervals; the inserting angle assembly 71 comprises an inserting angle body 711 and a fifth driving member 712, the inserting angle body 711 can move towards or away from the blanking end of the blanking mechanism 40, and the output end of the fifth driving member 712 is in transmission connection with the inserting angle body 711. In the present embodiment, the moving directions of the socket main body 711 and the moving plate 3111 of the vacuum suction structure 311 are perpendicular to each other, and the socket assembly 71 is disposed. By adopting the above structure, the inserting angle bodies 711 of the two groups of inserting angle assemblies 71 are driven by the corresponding fifth driving members 712 to move in opposite directions, so that the tubular net films on the other two sides of the tubular net bag are folded inwards and form inward included angles, respectively, so that the sealing mechanism 50 can seal the tubular net bag. Specifically, as shown in fig. 9, in the present embodiment, the corner inserting assembly 71 further includes a mounting beam 713 connected to the frame 10 and corresponding to the blanking mechanism 40, and a second guide rod 714 disposed on the mounting beam 713, the corner inserting body 711 includes a moving seat 7111 disposed on the second guide rod 714 in a manner of being capable of moving forward and backward, a connecting rod 7112 disposed on the moving seat 7111, and a corner inserting plate 7113 disposed at one end of the connecting rod 7112, and an output end of a fifth driving member 712 is connected to the moving seat 7111, in the present embodiment, the mounting beam 713 is disposed on the frame 10 in a manner of being capable of moving left and right, and the corner inserting mechanism 70 further includes a sixth driving member 72 in transmission connection with the mounting beam 713, so as to drive the corner inserting assembly 71 to move left and right and move to be matched with the blanking end of the blanking mechanism 40, it should be noted that, in the present embodiment, one end of the two material door plates 421 facing the corner inserting mechanism 70 is provided with an avoiding recess 4211 for avoiding the corner inserting plate 7113; the fifth driving element 712 and the sixth driving element 72 are both telescopic cylinders, however, in some embodiments, the fifth driving element 712 and the sixth driving element 72 may be electric push rods.

It will be appreciated that, as shown in FIGS. 1-5, in some embodiments of the present invention, bag-making mechanism 20 comprises: a preforming device 21 for preforming the cylindrical mesh bag with an upper opening and a lower opening; two groups of longitudinal sealing devices 22 are respectively positioned at two sides of the preforming device 21, and the longitudinal sealing devices 22 are used for connecting the sheet type composite film in the cylindrical mesh bag with the cylindrical mesh film; the transverse sealing device 23 is positioned below the preforming device 21, and the transverse sealing device 23 is used for transversely sealing the lower end opening of the cylindrical mesh bag; and a cutting device 24, wherein the cutting device 24 is used for cutting the connected cylindrical mesh bag to prepare a cylindrical mesh bag with an open upper end. Adopt above-mentioned structure, preforming device 21 forms the cylinder pocket of required shape, and through indulging sealing device 22 with piece formula complex film and cylinder nethike embrane indulge to seal and connect, the cylinder pocket after indulging to seal carries out its lower extreme opening via horizontal sealing device 23, and height as required, cylinder pocket that links to each other through cutting device 24 shortcuts, in order to form upper end opening and independent cylinder pocket, the structure, reduce workman's intensity of labour, be favorable to improving packing efficiency, in order to cooperate raw and other materials piece formula complex film and cylinder nethike embrane to realize automatic system bag.

As shown in fig. 1, in the present embodiment, the frame 10 is provided with a first roll membrane module 12, a first driving motor in transmission connection with the first roll membrane module 12, two second roll membrane modules 13, and two second driving motors in transmission connection with the two second roll membrane modules 13, respectively, a tubular net material is wound on the first roll membrane module 12, a sheet-type composite membrane material is wound on the two second roll membrane modules 13, respectively, and the preforming device 21 includes a preforming member provided with two preforming surfaces, the tubular net membrane can expand the interior thereof by the preforming member, and the sheet-type composite membrane can be positioned in a partial region outside the tubular net by the preforming surface to perform the tubular net bag shape, so as to form the tubular net bag with the sheet-type composite membrane on two opposite sides and the tubular net membrane exposed on the other opposite sides. The peripheral shape of the preformed piece is utilized to perform the shape of the cylindrical mesh bag, so that the labor intensity of workers is reduced, and the packaging efficiency is effectively improved.

It will be appreciated that in some embodiments of the invention, as shown in figures 1 to 3 and 6, the frame 10 is provided with a bag-pulling device 25 between the preforming device 21 and the cross-sealing device 23, the bag-pulling device 25 being capable of pulling the connected tubular mesh bag from the preforming device 21 to the cross-sealing device 23. Through the arrangement of the bag pulling device 25, the cylindrical mesh bags can be continuously conveyed to the transverse sealing device 23, so that the bag body is prevented from being retained on the preforming device 21, and the packaging efficiency is improved.

Specifically, in some embodiments of the present invention, as shown in fig. 6, the bag pulling device 25 includes: two vertical plates 251 which are arranged at intervals on the machine frame 10 and are positioned below the preforming device 21; a third driving motor 252 disposed on one of the vertical plates 251; a first rotary drum 253, two ends of which are respectively rotatably connected to the two vertical plates 251; two ends of the second drum 254 are respectively and rotatably connected with the two first vertical plates 251; the third driving motor 252 is in transmission connection with the first rotary drum 253, and the peripheries of the first rotary drum 253 and the second rotary drum 254 are matched to form a conveying channel which can clamp and convey the packaging bag when the first rotary drum 253 and the second rotary drum 254 rotate relatively; wherein, be provided with on the first rotary drum 253 and be used for dodging recess 255 of cylinder pocket vertical seal department, through above-mentioned structure for second rotary drum 254 and first rotary drum 253 rotate relatively, are provided with to dodge recess 255 and can avoid cylinder pocket vertical seal department to receive pressure, are favorable to preventing that cylinder pocket is in the full seal state and can't open and feed, and is rational in infrastructure, design benefit.

It should be noted that, the above bag pulling device 25 is further provided with two width fixing rods 256 which are connected with the two vertical plates 251 one by one and are corresponding to the conveying channels, a width fixing channel which can draw the width of the lateral part of the cylindrical net film into the width of the sheet composite film or less is arranged between the two width fixing rods 256, the width of the width fixing channel along the conveying direction of the packaging bag is in a trend of decreasing, so that the width of the end part of the cylindrical net film can be less than or equal to the width of the end part of the sheet composite film, the structure is simple, the width fixing is reliable, the wider net film can be sealed with the composite film in a transverse sealing manner, the cylindrical net bag is sealed firmly, the using amount of the sheet composite film can be saved to a certain extent, the bag pulling is facilitated, the overall aesthetic property of the cylindrical net bag is improved, and the packaging efficiency is effectively improved.

It will be appreciated that in some embodiments of the present invention, as shown in fig. 1 to 4, the longitudinal sealing device 22 comprises two longitudinal heat sealing plates 221 and a seventh driving member 222 in driving connection with the two longitudinal heat sealing plates 221, in this embodiment, the seventh driving member 222 is a telescopic cylinder, and of course, in some embodiments, the seventh driving member 222 may be an electric push rod or the like, and the seventh driving member 222 can drive the two longitudinal heat sealing plates 221 to move towards or away from the preforming device 21, so as to perform longitudinal heat sealing on the tubular web and the compound film.

As shown in fig. 1-3 and 5, in some embodiments of the present invention, the transverse sealing device 23 includes: two first mounting plates 231, both connected to the frame 10, between the two first mounting plates 231 are disposed a plurality of first guide posts 232; two first transverse sealing plates 233 movably connected to the first guide posts 232, wherein the two first transverse sealing plates 233 can move towards or away from each other; two first drive unit 234 set up respectively on two first mounting panels 231, and first drive unit 234 is connected with the transmission of first horizontal shrouding 233 one by one, and move in opposite directions through two first horizontal shrouding 233 and in order to carry out horizontal sealing to the lower extreme of cylinder pocket, and the mode of horizontal sealing is the heat-seal, simple structure, and the transmission is reliable.

The cutting device 24 comprises a first cutter element 241, a second cutter element 242, a first driver 243 and a second driver 244, wherein the first cutter element 241 and the second cutter element 242 can move towards or away from each other, the first cutter element 241 is in transmission connection with the output end of the first driver 243, and the second cutter element 242 is in transmission connection with the output end of the second driver 244; the first driver 243 is disposed on one of the first mounting plates 231, and the second driver 244 is in transmission connection with an output end of one of the first driving units 234. With the above structure, when the lower end of the tubular mesh bag can be quickly sealed, the second cutter 242 is driven by one of the first driving units 234. The second driver 244 and the first transverse sealing plate 233 move towards the cylinder-type mesh bag, then the second cutter 242 is driven by the second driver 244, the first cutter 241 is driven by the first driver 243, so that the first cutter 241 and the second cutter 242 are matched, cutting is performed according to the height requirement of the cylinder-type mesh bag, the phenomenon of cutting while avoiding transverse sealing is facilitated, and the second driver 244 and the first transverse sealing plate 233 share the first driving unit 234 at the beginning, so that the cost is saved, and the energy consumption is reduced.

It should be noted that, in this embodiment, the first cutting element 241 is a cutting element main body and is a flat-end cutting element, the second cutting element 242 is a cutting element seat body matched with the cutting element main body, and a cutting slot matched with the cutting element main body is arranged on the cutting element seat body; movably on first guide pillar 232 sets up in the moving beam, first cross sealing board 233 is installed in the moving beam, and be provided with on the moving beam with cutter main part complex guide holder, be provided with the guide way that can hold the cutter main part on the guide holder, through the relative movement guide way removal of first driver 243 drive first cutter 241 promptly cutter main part, when cutter pedestal and cutter main part were close to mutually, the cutter main part stretched into to with the cutter inslot, in order to accomplish the process of cutting off of cylinder pocket, rational in infrastructure and compact, and the simple operation.

As shown in fig. 2, 3 and 11, in some embodiments of the present invention, the sealing mechanism 50 includes: two second mounting plates 51, both connected to the frame 10, between the two second mounting plates 51, a plurality of second guide posts 52 are disposed; the second transverse sealing plates 53 are movably connected to the second guide posts 52, and the two second transverse sealing plates 53 can move towards or away from each other; the two second driving units 54 are respectively arranged on the two second mounting plates 51, the second driving units 54 are in one-to-one transmission connection with the second transverse sealing plates 53, and can move along the second guide posts 52 in the opposite direction or the opposite direction through the two second transverse plates. It should be noted that, in the embodiment of the present invention, a sheet-type composite film for both sides of a tubular web is used, and longitudinal sealing and transverse sealing are performed through the longitudinal sealing device 22, the transverse sealing device 23 and the sealing mechanism 50, and a heat sealing manner is adopted, so that the film is firm and reliable; of course, in some embodiments, the longitudinal seal and the transverse seal may be selected from other types, such as ultrasonic, and the like, which is not limited herein. In the present embodiment, the first driver 243, the second driver 244, the first driving unit 234 and the second driving unit 54 are all telescopic cylinders, and of course, in some embodiments, the first driver 243, the second driver 244 and the first driving unit 234 may be electric push rods or the like.

As can be understood, as shown in fig. 1 to 3 and 13, in the present embodiment, the bag moving mechanism 60 includes: a moving frame 61 which is movably installed on the frame 10 in a front-and-rear direction; the three groups of clamping structures 62 are used for clamping the cylindrical mesh bag, and the three groups of clamping structures 62 are arranged on the moving frame 61 at intervals; and the driving structure 63 is arranged on the rack 10, and the output end of the driving structure 63 is in transmission connection with the moving frame 61. Through the operation mode, when the conveying is carried out, when the process positioned at the previous station is finished, the corresponding clamping structure 62 is moved away from the cylindrical mesh bag and is transferred to the next station, and the cylindrical mesh bag is transferred orderly without pause through reasonable operation speed control, so that the packaging efficiency is improved, and the labor intensity is reduced. The number of the clamping structures 62 is not limited herein, and may be one or two.

In this embodiment, as shown in fig. 1 to 3 and 13, the clamping structure 62 includes two sets of clamping rubber strips 621 and two sets of third driving units 622, the two sets of clamping rubber strips 621 are disposed at intervals on two sides of the movable frame 61, the third driving units 622 can clamp the clamping rubber strips 621 and move the movable frame 61 left and right, and the clamping rubber strips 621 can clamp the cylindrical mesh bag when moving in opposite directions, so as to transfer the cylindrical mesh bag to the next station. It should be noted that the third driving unit 622 is a telescopic cylinder, and in some embodiments, the third driving unit 622 may also be an electric push rod, and the like, which is not limited herein.

It can be understood that, as shown in fig. 1 to fig. 3 and fig. 13, in this embodiment, two sliding rails are disposed on the rack 10 along the front-back direction, sliding seats slidably connected to the sliding rails are disposed on two sides of the bottom of the moving frame 61, respectively, the driving structure 63 includes a fourth driving motor, a driving pulley, a driven pulley, and a transmission belt, the driving pulley is connected to a rotating shaft of the fourth driving motor, the driven pulley is rotatably disposed on the rack 10, the transmission belt is wound around the driving pulley and the driven pulley, the moving frame 61 is fixedly connected to one side of the transmission belt, and the transmission belt rotates under the driving of the fourth driving motor, so as to drive the sliding seat of the moving frame 61 to move back and forth along the sliding rails, so that the transmission is stable and reliable, and is beneficial to reducing noise. Of course, in some embodiments, the driving structure 63 may also be a telescopic cylinder or an electric push rod, and the like, which is not limited herein. It should be noted that, a plurality of guide rods 14 are disposed on the frame 10 and located below the horizontal sealing device 23, and the plurality of guide rods 14 cooperate to form an accommodating space capable of accommodating the tubular mesh bag, so that the clamping structure 62 clamps the tubular mesh bag.

It is understood that, as shown in fig. 1 to 3 and 12, in some embodiments of the present invention, a fourth station is further disposed on the frame 10 along the front-back direction, and is located at one side of the third station, a punching mechanism 80 is disposed at the fourth station, and the bag moving mechanism 60 can move the tubular mesh bag from the third station to the fourth station, so that the punching mechanism 80 can punch the tubular mesh bag. The punching mechanism 80 is arranged at the fourth station, the punching mechanism 80 can punch holes on the cylindrical mesh bag, so that the cylindrical mesh bag is convenient to carry, and automatic processes of bag making, bag opening, blanking, sealing, punching, bag moving and the like are realized.

As shown in fig. 12, in some embodiments of the present invention, the punching device includes a punching seat 81, a punch 82, and an eighth driving member 83, the punching seat 81 is provided with a concave portion 811 which can accommodate an upper end of the tubular mesh bag and is recessed upward, and an avoidance through hole 812 which penetrates through the punching seat 81 and is communicated with the concave portion 811, the punch 82 can be inserted into the avoidance through hole 812 and can move left and right relative to the avoidance through hole 812, and an output end of the eighth driving member 83 is in transmission connection with the punch 82. When the cylindrical mesh bag sealed by the sealing mechanism 50 is transferred to the concave position 811 of the punching seat 81 through the bag moving mechanism 60, the punch 82 is driven by the eighth driving piece 83 to penetrate through the avoiding through hole 812, so that the cylindrical mesh bag is punched with the handle, is convenient to carry, meets the food safety requirement, and does not contain metal. It should be noted that, in the present embodiment, the eighth driving element 83 is a telescopic cylinder, but in some embodiments, the eighth driving element 83 may also be an electric push rod, and the like, which is not limited herein.

It can be understood that, as shown in fig. 1 to 3, in some embodiments of the present invention, a conveying mechanism 90 is disposed on the frame 10 and located below the punching device, the conveying mechanism 90 includes a conveying mounting frame 91 disposed on the frame 10 in a manner of moving up and down, two rotating drums disposed on the conveying mounting frame 91, and a conveying belt 92 wound around the two rotating drums, a fifth driving motor 93 in transmission connection with one of the rotating drums through a belt transmission assembly, and a lifting structure 94 in transmission connection with the conveying mounting frame 91, the drum-shaped mesh bag filled with fruit and vegetable materials after punching falls onto the conveying belt 92, and the conveying belt 92 is driven to rotate by the fifth driving motor 93 to complete the unloading, so that the conveying is smooth and efficient; and the lifting structure 94 can drive the conveying mounting frame 91 to move up and down so as to adjust the conveying belt 92 to accept the punched tubular mesh bag, and the adaptability is better. It should be noted that, in the present embodiment, the lifting structure 94 is a telescopic cylinder, but in some embodiments, the lifting structure 94 may also be an electric push rod, and the like, which is not limited herein.

It is conceivable that in this embodiment, the housing 10 is provided with a safety door switch having a safety alarm function to further stabilize the operation of the packaging machine.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. Cylinder pocket packagine machine, its characterized in that includes:

a frame (10) provided with at least a first station, a second station, and a third station in the front-rear direction;

the bag making mechanism (20) is arranged at the first station, and the bag making mechanism (20) is used for making a cylindrical mesh bag with an opening at the upper end;

the bag opening mechanism (30) is arranged at the second station, and the bag opening mechanism (30) is used for unfolding the bag opening of the cylindrical mesh bag;

the blanking mechanism (40) is arranged at the second station, and the blanking mechanism (40) is used for filling materials into the cylindrical mesh bag;

the sealing mechanism (50) is arranged at the third station, and the sealing mechanism (50) is used for sealing the cylindrical mesh bag;

the bag moving mechanism (60) is arranged on the rack (10), and the bag moving mechanism (60) can drive the cylindrical mesh bag to sequentially pass through the first station, the second station and the third station;

the blanking mechanism (40) is provided with a positioning structure (41), and the positioning structure (41) can limit the bag opening of the cylindrical mesh bag to be separated from the blanking end of the blanking mechanism (40) when materials are filled.

2. The tubular mesh bag packaging machine according to claim 1, wherein the blanking end of the blanking mechanism (40) is provided with a material gate assembly (42) that can be opened or closed, the material gate assembly (42) comprising:

two bin gate plates (421) configured to be rotatable in opposite directions or in opposite directions;

the first driving piece (422), the first driving piece (422) is connected with the two material door plate bodies (421) in a transmission way;

location structure (41) include a plurality of location portion (411), and is a plurality of location portion (411) set up respectively in two the side that deviates from on bin gate plate body (421), location portion (411) with the cooperation of cylinder pocket, in order to restrict the cylinder pocket sack breaks away from bin gate subassembly (42).

3. The tubular mesh bag packaging machine according to claim 2, characterized in that said blanking mechanism (40) comprises:

the fixed hopper (43) is arranged on the rack (10), and the fixed hopper (43) is provided with a first feeding hole and a first discharging hole;

the movable hopper (44) can move up and down relative to the fixed hopper (43), the movable hopper (44) is provided with a second feeding hole and a second discharging hole, the second feeding hole is communicated with the first discharging hole, and the material door assembly (42) is arranged on the movable hopper (44);

the second driving piece (45) is arranged on the rack (10), and the second driving piece (45) is in transmission connection with the movable hopper (44);

after the bag opening of the cylindrical mesh bag is unfolded, the bin gate assembly (42) can stretch into the cylindrical mesh bag and is in an open state, so that the positioning part (411) is matched with the cylindrical mesh bag to limit the bag opening of the cylindrical mesh bag to be separated from the bin gate assembly (42).

4. The tubular mesh bag packaging machine according to claim 1 or 3, wherein the bag opening mechanism (30) comprises at least two sets of bag suction devices (31), the two sets of bag suction devices (31) are arranged at intervals on two sides of the blanking end of the blanking mechanism (40), and the bag suction devices (31) comprise:

the vacuum adsorption structure (311) is used for adsorbing the side wall of the cylindrical mesh bag, and the vacuum adsorption structure (311) is configured to be movable towards or away from the blanking end of the blanking mechanism (40);

the third driving piece (312) is arranged on the rack (10), and the third driving piece (312) is in transmission connection with the vacuum adsorption structure (311);

the vacuum adsorption structures (311) belonging to the two groups of bag adsorption devices (31) can move oppositely and can move backwards after adsorbing the two opposite side walls of the cylindrical mesh bag respectively so as to expand the bag opening of the cylindrical mesh bag.

5. The tubular mesh bag packaging machine according to claim 4, characterized in that said frame (10) is provided with a supporting structure (11) at said second station, said supporting structure (11) comprising:

the supporting plate (111), the supporting plate (111) is configured to move up and down relative to the frame (10), and a supporting surface (1111) for supporting the bottom of the cylinder type mesh bag is arranged on the supporting plate (111);

a fourth driving part (112), wherein the fourth driving part (112) is in transmission connection with the bearing plate (111).

6. The cylinder type mesh bag packaging machine according to claim 5, characterized in that an angle inserting mechanism (70) is arranged on the machine frame (10), the angle inserting mechanism (70) comprises two groups of angle inserting assemblies (71), and the two groups of angle inserting assemblies (71) are arranged on two opposite sides of the blanking end of the blanking mechanism (40) at intervals;

the inserting angle assembly (71) comprises an inserting angle body (711) and a fifth driving piece (712), the inserting angle body (711) can move towards or back to the blanking end of the blanking mechanism (40), and the output end of the fifth driving piece (712) is in transmission connection with the inserting angle body (711).

7. The tubular mesh bag packaging machine according to claim 1, wherein the bag making mechanism (20) comprises:

a preforming device (21) for preforming the cylindrical mesh bag with the upper and lower openings;

two groups of longitudinal sealing devices (22) are respectively positioned at two sides of the preforming device (21), and the longitudinal sealing devices (22) are used for connecting the sheet type composite film in the cylindrical mesh bag with the cylindrical mesh film;

a transverse sealing device (23) is positioned below the preforming device (21), and the transverse sealing device (23) is used for transversely sealing the lower end opening of the cylindrical mesh bag;

a cutting device (24), wherein the cutting device (24) is used for cutting the connected cylindrical mesh bag to obtain the cylindrical mesh bag with an upper end opening;

wherein a bag pulling device (25) is arranged on the frame (10) and is positioned between the preforming device (21) and the transverse sealing device (23), and the bag pulling device (25) can pull the connected cylindrical mesh bag from the preforming device (21) to the transverse sealing device (23).

8. The tubular mesh bag packaging machine according to claim 7, characterized in that the transverse sealing device (23) comprises:

the two first mounting plates (231) are connected with the rack (10), and a plurality of first guide columns (232) are arranged between the two first mounting plates (231);

two first transverse sealing plates (233) are movably connected with the first guide post (232), and the two first transverse sealing plates (233) can move towards or away from each other;

the two first driving units (234) are respectively arranged on the two first mounting plates (231), and the first driving units (234) are in one-to-one transmission connection with the first transverse sealing plates (233);

the cutting device (24) comprises a first cutter element (241), a second cutter element (242), a first driver (243) and a second driver (244), wherein the first cutter element (241) and the second cutter element (242) can move towards or away from each other, the first cutter element (241) is in transmission connection with the output end of the first driver (243), and the second cutter element (242) is in transmission connection with the output end of the second driver (244);

wherein, the first driver (243) is arranged on one of the first mounting plates (231), and the second driver (244) is in transmission connection with the output end of one of the first driving units (234).

9. The tube type mesh bag packaging machine according to claim 1, wherein a fourth station is further provided on the frame (10) at a side of the third station in the front-rear direction, a punching mechanism (80) is provided at the fourth station, and the bag moving mechanism (60) can move the tube type mesh bag from the third station to the fourth station so that the punching mechanism (80) can punch the tube type mesh bag.

10. The tubular mesh bag packaging machine according to claim 1 or 9, characterized in that the bag transfer mechanism (60) comprises:

a movable frame (61) which is provided to the frame (10) so as to be movable forward and backward;

a plurality of groups of clamping structures (62), wherein the clamping structures (62) are used for clamping the cylindrical mesh bag, and the plurality of groups of clamping structures (62) are arranged on the moving frame (61) at intervals;

the driving structure (63) is arranged on the rack (10), and the output end of the driving structure (63) is in transmission connection with the moving frame (61).