JP2023525417A - Four-sided seal three-dimensional bag packaging machine - Google Patents

Abstract

The present application discloses a four-side sealing three-dimensional bag packaging machine, which installs an automatic membrane feeding module and a perforating device at the bottom of the quantitative transportation line, and cooperates with the three-side sealing module for transportation to shape and seal the three three-dimensional sides of the three-dimensional bag. After the above operation, the membrane material guide frame introduces the laminate into the rear-end bagging transportation line, and the rear-end bagging transportation line is docked to the fixed-quantity transportation line, so that a fixed amount of bagged food is placed in the membrane material. to realize the sealing of the last side of the membrane material, and after the above operation, the four-side sealed three-dimensional bag in a cylindrical unsealed state moves to the port sealing module on the rear end bagging transportation line, and then The port sealing module realizes hot-melt sealing at both ends of the three-dimensional bag with four-sided sealing. It is an ideal four-sided seal three-dimensional bag packaging machine with improved working efficiency and packaging quality. [Selection drawing] Fig. 2

Description

The present application belongs to the technical field of pasta molding, and more specifically relates to a four-sided seal three-dimensional bag packaging machine.

This application claims priority to a Chinese patent application entitled "Four Side Seal Three-Dimensional Bag Packaging Machine" with application number 202110387809.4 filed with the Chinese Patent Office on April 10, 2021, and All contents are incorporated herein by reference.

In the food packaging technology field, for example, when stuffing French roll type bagged bread, it is necessary to use a bag with a four-sided seal three-dimensional structure. To realize sealed packaging of the entire bagged food by leaving an opening at one end and sealing the end after putting a certain number of breads.

However, the drawbacks of such operations are that the bagging process is essentially manual bagging, low efficiency, and uneven bagging quality.

To address these shortcomings, those skilled in the art design a four-side seal three-dimensional bag packaging machine that can be docked with the conventional bread production line and can directly transport the bread after production into the packaging bag. Achieving automatic sealing packaging is a technical problem that should be solved as soon as possible by those skilled in the art.

According to various embodiments of the present application, the present application is a four-side sealing device that is docked on a production line to directly transport the bread on the production line into the bagging device, and realize the sealing operation while performing quantitative packaging. A three-dimensional bag packaging machine is provided.

In order to achieve the above technical object, the present application uses the following means. A four-sided seal three-dimensional bag packaging machine, which comprises one quantitative transportation line, a dividing device is installed in the quantitative transportation line to realize equal division of the transported material, and a baffle device realizes pushing at equal intervals, At the bottom of the quantitative transport line, an automatic membrane feeding module is installed on the transport side toward the transport line, respectively. The three-sided bag is transported to the side-sealing module, and the three-sides sealing module realizes three-sides sealing of the three-dimensional bag. Then, the film material guide frame introduces the laminate into the rear end bagging transportation line, and realizes bagging of the transported object. A one-side sealing module is installed on the side of the rear end bagging transportation line, and the one-side sealing module realizes melt sealing of the last side of the four-side sealing, and moves to the rear port sealing module after the sealing is completed. , the port sealing module realizes the sealing of the two end ports of the three-dimensional bag with four side seals, and finally the external stretching transport belt is used to transport it to the outside.

The quantitative transportation line is equipped with front and rear corresponding transportation chains and a central transportation belt, and a plurality of partition tie bars are evenly distributed and fixed between the two transportation chains, and are pushed at equal intervals to the exit of the quantitative transportation line. a module is installed, the equidistant push module comprises a push frame, a driving device and a driving gear are installed on the rear side of the pushing frame, the driving shaft on the driving gear extends to the front side of the pushing frame; At least two drive sprockets are installed on the push frame, driven by an annular chain between the two drive sprockets, an extension rod is evenly installed on the annular chain, and each extension rod has a pivot shaft at its front end. An oscillating rod is installed with a hinge, and a push plate is installed at the bottom of the oscillating rod, and the push plate is driven by a ring chain to achieve fixed push of the object to be transported.

The punching device comprises a punching fixed frame, and pushing roller groups are installed at both left and right ends of the punching fixed frame, and at least one of the two pushing roller groups is connected to a driving device to drive. , the pushing roller group comprises two rollers installed vertically, each pushing roller group is provided with a rotary shaft, and each rotary shaft is provided with a driving wheel. , a ring connecting device is installed between the two driving wheels, the ring connecting device realizes ring driving, the ring connecting device is fixed on the drilling moving frame, and the vertical driving blade is installed on the drilling moving frame to cut the membrane Realizes perforation accompanying material movement.

The perforating moving frame is provided with a membrane material passage groove for passing the membrane material through the membrane material passage groove.

The three-side sealing module comprises a three-side sealing fixing frame, a side sealing shaping frame is installed inside the three-side sealing fixing frame, a side sealing transport module is installed behind the side sealing shaping frame, and a side is The rear side of the seal conveying module is a hot melt edge sealing module, and the rear side of the hot melt edge sealing module is an end conveying module. The indentation part is stacked and extruded by the transport module for transport, and the hot melt edge sealing module is used to tighten to achieve hot melt bonding, and the end transport module is transported to the outside after bonding.

The edge seal shaping frame has a gantry crane body, a driving handwheel is installed on the gantry crane body, three molding upper molds are installed under the driving handwheel, and a molding protrusion is provided on the bottom of each molding upper mold. is installed, the forming protrusion is set as a smooth arc surface at the starting end and a sharp corner at the end, and a lower forming die is installed directly under each upper forming die, forming in each lower forming die A cavity is provided, said molding cavity is positioned to fit over the molding projection, and a molding gap is provided at the outlet end of the molding cavity, the membrane passing through the molding gap when the membrane passes between the two. It realizes the superimposition of the membrane material at the edge sealing part.

Two edge seal transport driving devices are installed oppositely in the edge seal transport module, each edge seal transport driving device drives a fixed plate, each fixed plate is equipped with three transport wheels, and the driving device After the transport wheels are driven to move relative to each other, three sets of side-sealed transport wheel groups are formed, and the side-sealed transport wheel groups push out the membrane material after being superimposed to move forward.

The hot-melt edge sealing module is equipped with two hot-melt extruding driving devices facing each other, each hot-melting extruding driving device drives one hot-melt bottom plate, and each hot-melt bottom plate has three hot-melt contacts. After the hot-melt bottom plate is driven by the hot-melt extruding driving device to move relative to each other, three groups of hot-melt contact points are formed, and hot-melt edge sealing is performed on the superimposed film material.

Two terminal transport drives are installed oppositely in the terminal transport module, each terminal transport drive drives a transport fixed frame, and at least one transport fixed frame is installed with three longitudinal drive motors. The transport wheel is driven to rotate, and when the two transport fixed frames move relative to each other, three driving wheel groups are formed to realize the extruding and towing transport of the side sealing portion after hot melting.

A plurality of sets of pressing roller groups are installed inside the edge seal shaping frame, each set of pressing roller groups comprises two pressing rollers, and the two pressing rollers installed in engagement are respectively a rotating pressing male mold and a rotating pressing roller. A female mold is installed and fitted to achieve push extrusion as the membrane material passes after three-sided sealing.

The one-side sealing module comprises a top hot melt unit, the top hot melt unit comprises a hot melt fixing frame and a hot melt lifting frame, and between the hot melt fixing frame and the hot melt lifting frame there is a two vertical lifting driving devices are installed, and the vertical lifting driving device drives the hot melt lifting frame away from the hot melt fixing frame or close to the hot melt fixing frame, and the hot melt fixing frame and the hot melt lifting The frame has the same structure on the side facing the rear end bagging transportation line, each is equipped with two driving wheels, a transportation belt is installed between the driving wheels, and the top of the hot melt fixing frame and the hot melt Each hot melt module is installed at the bottom of the melt lifting frame to realize the synchronous operation of the extrusion transport and the hot melt by the transport belt after both are combined.

A vertical slide rail is installed between the hot melt fixing frame and the hot melt lifting frame, and both are restricted to vertical movement by the vertical slide rail.

One end of the material discharge port of the hot melt fixing frame and the hot melt lifting frame is installed with a one-sided extrusion wheel group to realize extrusion driving after one-sided sealing.

The top hot-melt unit is accompanied by a one-side drive device, which drives the one-side drive gear to rotate and the lower transition gear to drive the lower drive wheel on the hot-melt fixed frame. Engaging driving is realized, a swaying plate fixed to the hot melt lifting frame is installed on the upper side of the one-side driving gear, and an upper transition gear is installed on the swaying plate, and the upper transition gear is used to drive the upper part. The wheels are driven and meshed to achieve driving, the upper driving wheel is fixed on the oscillating plate, the oscillating plate is oscillated around the one-side driving gear, and between the upper driving wheel and the one-side driving gear. is used to keep the ring spacing from changing when the hot melt lifting frame is pulled up.

A bottom driving chamber is installed in the lower part of the top hot melt unit, the bottom driving chamber contains a set of meshing gears, one gear in which a longitudinal driving rod is installed, and the meshing drive of the meshing gears The vertical movement of the hot-melt unit is realized by

The port seal module has a port seal fixing frame, and the port seal fixing frame is installed as a frame structure. It is the same as the accessory and is installed symmetrically in the front and back. Two upper and lower eccentric wheels are installed on the front fixed plate, one driving gear is installed in each eccentric wheel, and four symmetrically installed Two swaying beams are fixed together on the eccentric shaft, the upper swaying beam and the lower swaying beam are swayed synchronously, and both the upper swaying beam and the lower swaying beam are equipped with a hot melt device. After both are combined, hot-melt coupling can be realized. The middle of the moving rod is hinged, the bottom of which is connected with a swing shaft, the end of the swing shaft is connected to the propulsion chassis, the propulsion chassis is installed with a positioning fork, and is installed forward and backward. The two oscillating rods work synchronously, and synchronously push the positioning fork to move relative to each other to realize the positioning and shaping of the bottom of the three-dimensional bag when the hot-melting device is connected.

A return spring is installed on the oscillating shaft to compress the return spring when the two positioning forks face each other, and to return the two positioning forks by compressing the return spring when the two positioning forks move relative to each other. Let

Beneficial effects of the present invention are as follows. According to the above structural setting, the present application installs an automatic membrane feeding module and a perforating device at the bottom of the quantitative transportation line, and cooperates with the transportation of the three-sided sealing module to realize the shaping and sealing of the three three-dimensional sides of the three-dimensional bag. After the operation, the film material guide frame introduces the laminate into the rear end bagging transportation line, and the rear end bagging transportation line is docked with the fixed quantity transportation line to introduce a fixed quantity of bagged food into the film material. After the last edge of the material is sealed and the above operation is performed, the four-sided sealed three-dimensional bag in a cylindrical unsealed state moves to the port-sealing module on the rear-end bagging transportation line, and then the four-sided sealing is performed by the port-sealing module. It realizes hot-melt sealing at both ends of the sealed three-dimensional bag, the device has a compact structure design, and realizes that the four-side sealed three-dimensional bag forming and food packaging are performed synchronously, and compared with the prior art, It is an ideal four-sided seal three-dimensional bag packaging machine with improved operation efficiency and packaging quality.

FIG. 1 is a structural schematic diagram of a three-dimensional bag sealed on four sides after required molding according to one embodiment of the present application. FIG. 2 is a schematic diagram of a three-dimensional structure according to an embodiment of the present application. FIG. 3 is a schematic plan view of an embodiment of the present application. FIG. 4 is a front structural schematic diagram according to an embodiment of the present application. FIG. 5 is a front structural schematic diagram of an automatic membrane supply module according to an embodiment of the present application. FIG. 6 is a three-dimensional schematic diagram of a fixed-quantity transport line according to an embodiment of the present application. FIG. 7 is a structural schematic diagram of the A region in FIG. FIG. 8 is a schematic diagram of a baffle device drive structure according to one embodiment of the present application. FIG. 9 is a three-dimensional schematic diagram of a punching device according to an embodiment of the present application. FIG. 10 is a schematic plan view of a punching device according to an embodiment of the present application. FIG. 11 is a three-dimensional structural schematic diagram I of a three-sided seal module according to an embodiment of the present application. FIG. 12 is a three-dimensional schematic diagram II of a three-sided seal module according to an embodiment of the present application. FIG. 13 is a schematic diagram of the internal principle structure of a three-sided seal module according to an embodiment of the present application. FIG. 14 is a schematic plan view of the internal structure of the three-sided seal module according to one embodiment of the present application. FIG. 15 is a structural schematic diagram of a three-sided seal module according to an embodiment of the present application. FIG. 16 is a three-dimensional schematic diagram of a lower molding die according to one embodiment of the present application. FIG. 17 is a schematic three-dimensional structure diagram of a molding upper mold according to an embodiment of the present application. FIG. 18 is a three-dimensional schematic diagram I of a top hot melt unit according to an embodiment of the present application. FIG. 19 is a side structural schematic view I of a top hot melt unit according to an embodiment of the present application. FIG. 20 is a side structural schematic diagram II of a top hot melt unit according to an embodiment of the present application. FIG. 21 is a three-dimensional schematic diagram I of a port seal module according to an embodiment of the present application. FIG. 22 is a front structural schematic diagram of a port seal module according to an embodiment of the present application. FIG. 23 is a three-dimensional schematic diagram II of a port seal module according to an embodiment of the present application.

In order to clearly understand the above objects, features and advantages of the present application, the present application will be described in more detail below with reference to the drawings and specific embodiments. It should be noted that, where there is no contradiction, the embodiments and features of the embodiments of the present application can be combined with each other.

Although the following description sets forth numerous specific details in order to provide a thorough understanding of the present application, the present application may also be embodied in other manners different from those described herein and thus the present application may be practiced in other ways. The scope of protection is not limited by the specific examples disclosed below.

The embodiment of the present application is a four-side sealed three-dimensional bag for the purpose of realizing the molding of the four-side sealed three-dimensional packaging bag shown in FIG. A packaging machine is provided, and the present embodiment takes bagged bread as an example.

Such a four-sided seal three-dimensional bag packaging machine is equipped with one quantitative transportation line 1, and a dividing device is installed in the quantitative transportation line 1 to realize equal division of the transported material, and a baffle device realizes equal spacing push. , the purpose is to realize quantitative transportation of the bagging material to the rear side, and at the bottom of the quantitative transportation line 1, the membrane automatic supply module 2 is installed on the transportation side toward the transportation line, The automatic membrane supply module 2 realizes automatic material supply to the rear side, such a membrane supply structure is a conventional technology, detailed description is omitted here, the rear side of the automatic membrane supply module 2 is a perforation device 3, the punching device 3 realizes the processing of the ventilation holes 20, the membrane material is punched and then transported to the three-side sealing module 4, and the three-side sealing module is used to seal the four sides of the four-side sealed three-dimensional bag 15; Three of the parts 17 are hot-melt sealed, then the film material guide frame 7 introduces the laminate into the rear end bagging transport line 19, and the material to be transported is bagged, and the rear end bagging is performed. A one-side sealing module 8 is installed on the side of the transport line 19, and the one-side sealing module 8 realizes fusion sealing of the last side sealing part of the four side sealing parts 17, and after the sealing is completed, the subsequent port It moves to the sealing module 9, and the port sealing module 9 realizes the sealing of the side sealing parts 16 of the two end ports of the four-sided sealing three-dimensional bag, and finally the external stretched transportation belt 6 transports it to the outside to realize packaging and complete the packaging. .

Since this production line is very large, the embodiment will be described below with specific modules and specific functions.

<Quantitative transport>
The purpose of installing the quantitative transportation line 1 is to realize the subsequent transportation of the bagged bread in a quantitative amount, and the front and rear corresponding transportation chains 11 and the central transportation belt 12 are installed, and the two transportation chains 11 are installed. A plurality of partition tie bars 13 are uniformly distributed and fixed between them, and a quantitative transportation driving motor 142 is installed on the side of the quantitative transportation line 1 to realize the synchronous driving of the transportation chain 11 and the central transportation belt 12,
An equidistant push module 14 is installed at the outlet of the quantitative transportation line 1, and the equidistant push module 14 comprises a push frame 140, and an equidistant push driving motor 141 and a driving gear 144 are mounted behind the push frame 140. is installed, and said driving gear 144 realizes a chain or belt loop connection through engagement with a transition gear 145 and a tension pulley 143, and with such a structural setting, the drive shaft on the driving gear 144 is connected to the push frame 140. Extending forward, at least two driving sprockets 146 are installed on the front side of the push frame 140, the two driving sprockets 146 are driven by a circular chain, and the circular chain is evenly distributed with stretching rods 147, each stretching A swing rod 148 is installed at the front end of the rod 147 to be hingedly connected by a pivot shaft, and a push plate 149 is installed at the bottom of the swing rod 148. The push plate 149 is driven by a ring chain. Realize the fixed push of the bread. The quantitative transport described above transports the bread directly to the trailing end bagging transport line 19 .

<Drilling work>
The purpose of the punching operation is to realize the formation of the ventilation holes 20 shown in FIG. 1, and is used to prevent the internal and external pressure difference after the four-sided seal three-dimensional bag 15 is formed.

The punching device comprises a punching fixed frame 30, and pushing roller groups 31 are installed at both left and right ends of the punching fixed frame 30, and at least one of the two pushing roller groups 31 is driven by a pushing roller driving motor. , the pushing roller group 31 has two rollers installed vertically, and a rotating shaft 34 is installed near each pushing roller group, and each rotating shaft 34 is installed with a driving wheel 35, and a ring belt is installed between the two driving wheels 35, the ring belt realizes ring driving, the ring belt is fixed on the punching moving frame 33, and the punching moving frame 33 A longitudinally driven blade 332 is provided to effect perforation as the membrane moves. The perforating movement frame 33 is provided with a membrane material passing groove 331, which realizes the passage of the membrane material. The membrane material passing through the material passage groove 331 and passing through the inside of the membrane material passage groove 331 is perforated to prepare for hot-melt sealing of three of the following four side seal portions 17 . .

<Three of the four side sealing portions 17 perform hot melt sealing>
A three-sided sealing module is used to achieve the above functions. The three-sided sealing module 4 comprises a three-sided sealing fixing frame 40, and a side sealing shaping frame 41 is installed inside the three-sided sealing fixing frame 40. , the edge seal transport module 42 is installed on the rear side of the edge seal shaping frame 41, the rear side of the edge seal transport module 42 is the hot melt edge seal module 43, and the rear side of the hot melt edge seal module 43 is the terminal transport module. 44, the side seal shaping frame 41 realizes the pressing of the side seal part, then the side seal transport module 42 transports the pressed part by extruding in layers, and the hot melt side seal module 43 tightens and hot melt joints. and transported outside by the terminal transport module 44 after binding.

The edge seal transport module 42, the hot melt edge seal module 43, and the rear end transport module 44 described above all have clamping and loosening functions, and such structural settings allow the membrane transport to be temporary. to prevent the hot-melt edge sealing module 43 from continuously tightening and heating and partially destroying the membrane material.

The edge seal shaping frame 41 comprises a gantry crane body 411, and the gantry crane body 411 is equipped with a driving hand wheel 413 connected to three molding upper dies 412 installed at its bottom to drive. The hand wheel 413 realizes the vertical adjustment driving of the upper mold 412 .

In this apparatus, a molding projection 414 is installed on the bottom surface of each molding upper mold 412 , and the molding projection 414 has a smooth arc surface at the starting end and a sharp corner at the end, and each molding upper mold 412 Directly below, one molding lower mold 415 that fits it is installed, each molding lower mold 415 is installed with a molding cavity 416, and after combining the molding upper mold 412 and the molding lower mold 415, the molding cavity 416 is formed. When the membrane material is inserted and installed by fitting to the projection 414, the molding gap is installed at the outlet end of the molding cavity, and the membrane material passes between both, the membrane material passes through the molding gap and seals at the side seal portion 17. Accomplish the overlap of the membrane material and prepare for the subsequent edge sealing operation.

As shown in FIGS. 13 and 14, two side seal transport driving cylinders 421 are installed in the side seal transport module 42 so as to face each other, each side seal transport driving cylinder 421 driving one fixed plate 420, each Three transport wheels 422 are installed on the fixed plate 420, and the upper transport wheel 422 is driven by the side seal transport driving cylinder 421 to move relative to each other, thereby forming three groups of side seal transport wheels, and two transport wheels. After tightening the ring 422, it is used as a set, and the material coming out from between the molding upper mold 412 and the molding lower mold 415 is superimposed on the integral film material by the side seal transport wheel group, and crimped in the vertical direction and transported. and supply material to the hot melt edge seal module 43 .

Two hot-melt extrusion driving cylinders 431 are installed oppositely in the hot-melt edge sealing module 43 , each hot-melt extrusion-driving cylinder 431 drives one hot-melt bottom plate 430 , and each hot-melt bottom plate 430 has three hot-melt extrusion driving cylinders 431 . The hot melt contact 432 is installed, and after the hot melt bottom plate is relatively moved by the hot melt extrusion driving cylinder 431, three sets of hot melt contact groups are formed, so as to realize the hot melt side sealing of the membrane material after being superimposed. .

Two end transport driving cylinders 441 are installed oppositely on the end transport module 44, each end transport driving cylinder 441 drives one transport fixed frame 440, in which one transport fixed frame 440 has three vertical cylinders. A directional drive motor 442 is installed to drive the hot melt driving wheels 443 to rotate, and when the two transport fixed frames 440 are moving relative to each other, they form three driving wheel groups so that the hot melt driving wheels 443 are hot melt driven. The driven wheel 444 is extruded to realize the extruding and towing transportation of the side seal portion after hot melting.

The edge seal transfer module 42, the hot melt edge seal module 43 and the end transfer module 44 are all driven by oppositely mounted drive cylinders to achieve relative driving, thereby realizing tightening and loosening of the transport wheel or hot melt device. However, such a driving structure may be realized by multiple structures within the mechanical industry, and is quite feasible for those skilled in the art, and its structural details are not described here.

A plurality of sets of push-in roller groups are installed inside the edge seal shaping frame 41, each set of push-in roller groups comprises an upper push-in roller 45 and a lower push-in roller 46; 451 is installed, and the lower pushing roller 46 is installed with a rotary pushing female die 461. With this structure setting, the drive of the three-sided seal driving motor 47 realizes the driving of all the pushing rollers.

In one or more embodiments, both the entrance end and the exit end of the three-side sealing module 4 are provided with tension ring groups 48, the purpose of which is to stretch the membrane material entering the three-side sealing module 4 and the three-side sealing module. It is to realize flattening of the film material derived from 4 and prevent the generation of wrinkles.

<Single-side sealing module (performs hot-melt sealing operation on the last side-sealing portion of the four side-sealing portions 17)>
The one-side sealing module 8 is installed on the top of the rear end bagging transportation line 19, and the rear end bagging transportation line 19 is connected to the quantitative transportation line to realize the quantitative receiving, receiving and sealing of the bread on the quantitative transportation line. , and the module performs a hot-melt sealing operation on the last of the four side seals 17 .

It comprises one top hot melt unit 8, said top hot melt unit 8 comprises one hot melt fixing frame 80 and one hot melt lifting frame 84, between the hot melt fixing frame 80 and the hot melt lifting frame 84 A lifting driving cylinder 823 is installed, the driving end of the lifting driving cylinder 823 is connected to the lifting rocking plate 824, the center of the lifting rocking plate is fixed by a hinge, and one end of the lifting driving cylinder 823 and the other end is connected to the hot-melt lifting frame 84 to achieve longitudinal drive, and to ensure the stabilization of the longitudinal movement between the hot-melt fixing frame 80 and the hot-melt lifting frame 84, A vertical sliding groove 821 and a vertical sliding rail 822 are installed between the hot melt fixing frame 80 and the hot melt lifting frame 84 , both of which are restricted by each other to achieve vertical movement, and the hot melt lifting frame 84 are driven away from or close to the hot melt fixing frame 80 .

The hot melt fixing frame 80 and the hot melt lifting frame 84 have the same structure on the side facing the rear end bagging transportation line 19, the hot melt lifting frame 84 is equipped with two lifting driving wheels 841, and two lifting driving wheels. An upper conveying belt 843 is installed encircling between the wheels 841, the center of the upper conveying belt 843 is the upper hot melt module 842, and two fixed drive wheels 851 are installed on the hot melt fixed frame 80 in the same structural setting. between the two fixed driving wheels 851 is the lower transport belt 853, the center of the lower transport belt 853 is the lower hot melt module 852, and the hot melt fixing frame 80 is connected to the hot melt lifting frame 84 by the above structural setting. When coupled, the upper transport belt 843 contacts the lower transport belt 853 to push and move the side seal portion 17 to be hot-melted to the area sandwiched between the upper hot-melt module 842 and the lower hot-melt module 852. It achieves pinching hot melt when entering, and further realizes sealing.

A one-side pushing wheel group 86 is vertically installed at one end of the material outlet of the hot-melt fixing frame 80 and the hot-melt lifting frame 84 to realize pushing-out driving after one-side sealing.

When the device actually operates, the hot-melt fixing frame 80 and the hot-melt lifting frame 84 are still in the driving state when they are separated, so that the connection between the two can be realized, and the driving can be realized even after the separation. should be designed, and the following structure disclosed in this technical solution can realize the following:

One side driving motor 81 is attached to the hot melt fixing frame 80, and the one side driving motor 81 drives and rotates the one side driving gear 811 by the one side driving gear 810 at the driving end. The center driving gear 812 is driven to rotate, the center driving gear 812 is installed with a center fixing plate 82, the end of the center fixing plate 82 is connected with a swing plate 83, and the swing plate is An upper transition gear I831 and an upper transition gear II832 that mesh with each other and an upper driving wheel 833 are fixed to 83, and three sides are installed with such a structure, and the oscillating plate 83 oscillates about one side driving gear, It is used to keep the wheel spacing between the upper driving wheel 833 and the one-sided driving gear 810 unchanged when the hot melt lifting frame 84 is pulled up, so as to achieve stable driving.

The axial drive gear 812 simultaneously drives the lower transition gear 827 to mesh with the lower drive wheel 826 on the hot melt fixed frame to realize the drive of the fixed drive wheel, and the top hot melt unit 8 is driven by a single drive source. Whole drive can be realized.

In one or more embodiments, when the device is actually used, when actually fixing the entire top hot melt unit 80 according to the height difference of the side seal part 17 on the four side seal three-dimensional bag 15 , it is necessary to adjust the relative height with the rear end bagging transportation line 19, so this technical solution is to install a bottom driving chamber 86 at the bottom of the top hot melt unit 80, and in the bottom driving chamber 86 includes a set of meshing gears consisting of a horizontal driving wheel 861 and a vertical lifting driven wheel 863 , driven by a hot-melt fixed frame driving handwheel 862 , the vertical lifting driven wheel 863 drives a vertical driving rod 864 . vertical movement, and the vertical drive rod 864 drives the entire top hot melt unit 80 vertically up and down.

<Port seal after packing>
This process realizes hot-melt bonding of the port sealing edges (also called "side sealing edges" or "seal edges") 16 on the four-side sealing three-dimensional bag 15, and simultaneously shapes the peripheral position of the port sealing edges 16 during bonding. This realizes smoothing of the corners of the three-dimensional bag 15 sealed on all sides after sealed packaging.

The port seal module 9 is provided with a port seal fixing frame, which is installed as a frame structure, with fixing plates 90 installed at both front and rear ends thereof, and fixed with the fixing plates 90 installed at the front and rear. It is the same as the attachment on the plate and is installed symmetrically in the front and back. Two upper and lower eccentric wheels 97 are installed on the front fixing plate 90, and one port seal upper driving gear 91 is installed on the upper eccentric wheel 97. , one port seal lower driving gear 92 is installed on the lower eccentric wheel 97, two oscillating beams are fixed together on four eccentric shafts installed symmetrically, and an upper upper oscillating beam 96 and the lower swing beam 98 swing synchronously, and both the upper swing beam 96 and the lower swing beam 98 are provided with hot-melt ends 961 to realize hot-melt joint after both are joined. can do.

Two port seal upper driving gears 91 installed in front and behind are provided with swinging grooves 95, and a swinging rod 991 is installed in the swinging grooves 95, and the center of the swinging rod 991 is installed. is connected by a hinge, a swing shaft 992 is connected to its bottom, the end of the swing shaft 992 is connected to a propulsion chassis 993, the propulsion chassis 993 is installed with a positioning fork 994, and is installed forward and backward. The two rocking rods 991 are operated synchronously, and the positioning forks 994 are synchronously pushed and moved relative to each other to achieve the positioning and shaping of the two end bottoms of the three-dimensional bag when the hot melt device is assembled.

In one or more embodiments, a return spring 995 is installed on the swing shaft 992 to compress the return spring 995 when the two positioning forks move toward each other, and when the two positioning forks move relative to each other. The return spring 995 is compressed to move the two positioning forks outward to achieve the return.

<Summary>
In the present application, an automatic membrane feeding module 2 and a perforating device 3 are installed at the bottom of the quantitative transportation line, and in conjunction with the transportation of the three-side sealing module 4, the three-dimensional sides of the three-dimensional bag are shaped and sealed, and the above operation is performed. After that, the film material guide frame 5 introduces the laminate into the rear end bagging transportation line 19, and the rear end bagging transportation line 19 is docked to the quantitative transportation line 1 to introduce a fixed amount of bagged food into the film material. After the above operation, the four-sided sealed three-dimensional bag moves to the port sealing module 9 in the rear end bagging transportation line 19 in a cylindrical unsealed state, and then to the port sealing module 9. The sealing module 9 realizes hot-melt sealing at both ends of the three-dimensional bag with four-side seal, the device has a compact structural design, and realizes that the forming of the three-dimensional bag with four-side seal and the food packaging are performed synchronously. Compared with the prior art, it improves the operation efficiency and packaging quality, making it an ideal four-sided seal three-dimensional bag packaging machine.

Each embodiment in this specification is described in a progressive manner, the same or similar parts between each embodiment can be referred to each other, and the emphasis in each embodiment is to describe the other This is the point of difference from the embodiment. In particular, since the system embodiment is basically similar to the method embodiment, it will be described in a relatively simple manner, and the relevant parts can be referred to the description of the method embodiment section.

The above description is merely an example of the present application and is not intended to limit the present application. Those skilled in the art can make various modifications and changes to this application. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of this application should be included within the scope of the claims of this application.

1 quantitative transport line 11 transport chain 12 central transport belt 13 partition tie bar 14 equidistant push module 140 push frame 141 equidistant push drive motor 142 quantitative transport drive motor 143 tension pulley 144 drive gear 145 transition gear 146 drive sprocket 147 extension rod 148 Swing rod 149 Push plate 15 Four-side sealed three-dimensional bag 16 Port seal side 17 Side seal part 18 Push 19 Rear end bagging transport line 20 Vent 2 Automatic membrane supply module 3 Punching device 30 Punching fixed frame 31 Extruding roller group 32 Extruding roller Drive motor 33 Drilling movement frame 331 Membrane material passage groove 332 Vertical drive blade 34 Rotation shaft 341 Rotation shaft drive gear 35 Drive wheel 4 Three-side seal module 40 Three-side seal fixing frame 41 Side seal shaping frame 411 Gantry crane main body 412 Molding upper mold 413 Driving hand wheel 414 Molding protrusion 415 Molding lower mold 416 Molding cavity 42 Edge seal transport module 420 Fixed plate 421 Edge seal transport drive cylinder 422 Transport wheel 43 Hot melt edge seal module 430 Hot melt bottom plate 431 Hot melt extrusion drive cylinder 432 hot melt contact 44 terminal transport module 440 transport fixed frame 441 terminal transport drive cylinder 442 longitudinal drive motor 443 hot melt drive wheel 444 hot melt driven wheel 45 upper pushing roller 451 rotating pushing male mold 46 lower pushing roller 461 rotating pushing female mold 47 Three-side seal driving motor 48 Stretching wheel group 5 Traction wheel group 6 External stretching transport belt 7 Membrane material guide frame 8 One-side seal module 80 Hot melt fixed frame 81 One-side drive motor 810 One-side drive gear 811 One-side transition drive wheel 812 Shaft center drive Gear 82 Shaft center fixing plate 821 Vertical slide groove 822 Vertical slide rail 823 Lifting drive cylinder 824 Lifting rocking plate 825 Interlocking plate 826 Lower drive wheel 827 Lower transition gear 83 Rocker plate 831 Upper transition gear I
832 upper transition gear II
833 upper driving wheel 84 hot melt lifting frame 841 lifting driving wheel 842 upper hot melt module 843 upper transport belt 85 hot melt fixed frame 851 fixed drive wheel 852 lower hot melt module 853 lower transport belt 86 bottom drive chamber 861 horizontal drive wheel 862 hot Melt fixation frame drive handwheel 863 Longitudinal pull-up driven wheel 864 Longitudinal drive rod 9 Port seal module 90 Fixed plate 91 Port seal upper drive gear 92 Port seal lower drive gear 93 Port seal main drive gear 94 Port seal intermediate wheel 95 Oscillation Groove 96 Upper rocking beam 961 Hot melt end 97 Eccentric wheel 98 Lower rocking beam 99 Rocking shaping frame 991 Rocking rod 992 Rocking shaft 993 Propulsion chassis 994 Positioning fork 995 Return spring

Claims (10)

A four-sided seal three-dimensional bag packaging machine equipped with one fixed-quantity transportation line,
A dividing device is installed in the quantitative transportation line to realize the equal division of the material to be transported, and the baffle device realizes the equal-distance pushing. A membrane automatic feeding module is installed, and the rear side of the membrane automatic feeding module is a perforating device, which realizes perforation of the membrane material and then transports it to the three-side sealing module, and the three-side sealing module uses the three-side sealing module to seal the three sides of the three-dimensional bag. Then, the film material guide frame introduces the laminate into the rear end bagging transportation line, realizing bagging of the transported object, and a one-side sealing module is installed on the side of the rear end bagging transportation line. , the one-side sealing module realizes the fusion sealing of the last side of the four-side sealing, and after the sealing is completed, it moves to the port-sealing module in the subsequent stage, and the port-sealing module realizes the sealing of both end ports of the four-side sealing three-dimensional bag; Finally, the four-side seal three-dimensional bag packaging machine is characterized in that it is transported to the outside by an external stretching transport belt. The quantitative transportation line is equipped with front and rear corresponding transportation chains and a central transportation belt, and a plurality of partition tie bars are evenly distributed and fixed between the two transportation chains, and are pushed at equal intervals to the exit of the quantitative transportation line. a module is installed, the equidistant push module comprises a push frame, a driving device and a driving gear are installed on the rear side of the pushing frame, the driving shaft on the driving gear extends to the front side of the pushing frame; At least two driving sprockets are installed on the push frame, driven by an annular chain between the two driving sprockets, stretching rods are evenly distributed on the annular chain, and each stretching rod has a front end with a pivot shaft. A swing rod is connected by a hinge, and a push plate is installed at the bottom of the swing rod, and the push plate is driven by a circular chain to achieve a constant push of the object to be transported. The four-sided seal three-dimensional bag packaging machine according to claim 1. The punching device comprises a punching fixed frame, and pushing roller groups are installed at both left and right ends of the punching fixed frame, and at least one of the two pushing roller groups is connected to a driving device to drive. , the pushing roller group comprises two rollers installed vertically, each pushing roller group is provided with a rotary shaft, and each rotary shaft is provided with a driving wheel. , a ring connecting device is installed between the two driving wheels, the ring connecting device realizes ring driving, the ring connecting device is fixed on the drilling moving frame, and the vertical driving blade is installed on the drilling moving frame to cut the membrane 2. The four-sided seal three-dimensional bag packaging machine according to claim 1, wherein perforations are realized as the material moves. The three-side sealing module comprises a three-side sealing fixing frame, a side sealing shaping frame is installed inside the three-side sealing fixing frame, a side sealing transport module is installed behind the side sealing shaping frame, and a side is The rear side of the seal conveying module is a hot melt edge sealing module, and the rear side of the hot melt edge sealing module is an end conveying module. The four-sided seal according to claim 1, characterized in that the indentation part is stacked and extruded by the transport module and transported, the hot-melt edge seal module clamps to achieve hot-melt bonding, and the end transport module transports the seal to the outside after bonding. Three-dimensional bag packaging machine. The edge seal shaping frame has a gantry crane body, a driving handwheel is installed on the gantry crane body, three molding upper molds are installed under the driving handwheel, and a molding protrusion is provided on the bottom of each molding upper mold. is installed, the forming protrusion is set as a smooth arc surface at the starting end and a sharp corner at the end, and a lower forming die is installed directly under each upper forming die, forming in each lower forming die A cavity is provided, said molding cavity is positioned to fit over the molding projection, and a molding gap is provided at the outlet end of the molding cavity, the membrane passing through the molding gap when the membrane passes between the two. 5. The four-side-sealed three-dimensional bag packaging machine according to claim 4, wherein the membrane material is superimposed on the side-sealed portions. Two edge seal transport driving devices are installed oppositely in the edge seal transport module, each edge seal transport driving device drives a fixed plate, each fixed plate is equipped with three transport wheels, and the driving device After the transport wheels are driven to move relative to each other, three sets of edge seal transport wheel groups are formed, and the edge seal transport wheel groups push out the film material after being superimposed to advance forward, and the hot melt edge seal module is divided into two groups. Two hot-melt extrusion driving devices are installed opposite each other, each hot-melt extrusion driving device drives one hot-melt bottom plate, each hot-melt bottom plate is equipped with three hot-melt contacts, and the hot-melt extrusion driving device Three sets of hot-melt contact points are formed after the melt bottom plate is driven to move relative to each other, and hot-melt edge sealing is performed on the superimposed membrane material, and two end transport driving devices are opposed to the end transport module. each end transport driving device drives one transport fixed frame, at least one transport fixed frame is installed with three longitudinal drive motors to drive the transport wheels to rotate, two transport 5. The four-sided seal three-dimensional bag packaging machine according to claim 4, wherein three drive wheel groups are formed when the fixed frame moves relative to each other to realize push-pull transportation of the edge-sealed portions after hot-melting. The one-side sealing module comprises a top hot melt unit, the top hot melt unit comprises a hot melt fixing frame and a hot melt lifting frame, and between the hot melt fixing frame and the hot melt lifting frame there is a two vertical lifting driving devices are installed, and the vertical lifting driving device drives the hot melt lifting frame away from the hot melt fixing frame or close to the hot melt fixing frame, and the hot melt fixing frame and the hot melt lifting The frame has the same structure on the side facing the rear end bagging transportation line, each is equipped with two driving wheels, a transportation belt is installed between the driving wheels, and the top of the hot melt fixing frame and the hot melt The four-side seal according to claim 1, characterized in that each bottom of the lifting frame is installed with one hot-melt module to realize the synchronous operation of the extrusion transport by the transport belt and the hot-melt after both are combined. Three-dimensional bag packaging machine. The top hot-melt unit is accompanied by a one-side drive device, which drives the one-side drive gear to rotate and the lower transition gear to drive the lower drive wheel on the hot-melt fixed frame. Engaging driving is realized, a swaying plate fixed to the hot melt lifting frame is installed on the upper side of the one-side driving gear, and an upper transition gear is installed on the swaying plate, and the upper transition gear is used to drive the upper part. The wheels are driven and meshed to achieve driving, the upper driving wheel is fixed on the oscillating plate, the oscillating plate is oscillated around the one-side driving gear, and between the upper driving wheel and the one-side driving gear. 8. The four-sided sealing three-dimensional bag packaging machine according to claim 7, wherein the ring spacing of the hot melt lifting frame is kept unchanged when the hot melt lifting frame is pulled up. A bottom driving chamber is installed in the lower part of the top hot melt unit, the bottom driving chamber contains a set of meshing gears, one gear in which a longitudinal driving rod is installed, and the meshing drive of the meshing gears 8. The four-side-seal three-dimensional bag packaging machine according to claim 7, wherein the hot-melt unit can be moved up and down in the vertical direction. The port seal module has a port seal fixing frame, and the port seal fixing frame is installed as a frame structure. It is the same as the accessory and is installed symmetrically in the front and back. Two upper and lower eccentric wheels are installed on the front fixed plate, one driving gear is installed in each eccentric wheel, and four symmetrically installed Two swaying beams are fixed together on an eccentric shaft, the upper swaying beam and the lower swaying beam are synchronously swayed, and both the upper swaying beam and the lower swaying beam have a hot-melt device. After both are installed and combined, hot melt coupling can be realized, a rocking groove is installed, a rocking rod is installed to fit the rocking groove, and the center of the rocking rod is is hinged, its bottom is connected with a swaying shaft, the end of said swaying shaft is connected to a propulsion chassis, said propulsion chassis is installed with a positioning fork, and two swaying devices are installed in front and behind. The moving rods are synchronously operated, and the positioning forks are synchronously pushed and moved relative to each other to realize the positioning and shaping of the bottom of the three-dimensional bag when the hot melt device is assembled. Four-sided seal three-dimensional bag packaging machine.

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