CN210822956U - Station rotary type continuous operation air conditioning packaging machine - Google Patents
Station rotary type continuous operation air conditioning packaging machine Download PDFInfo
- Publication number
- CN210822956U CN210822956U CN201921658139.XU CN201921658139U CN210822956U CN 210822956 U CN210822956 U CN 210822956U CN 201921658139 U CN201921658139 U CN 201921658139U CN 210822956 U CN210822956 U CN 210822956U
- Authority
- CN
- China
- Prior art keywords
- sealing
- modified atmosphere
- station
- cutting
- continuous operation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 71
- 238000004378 air conditioning Methods 0.000 title claims description 44
- 238000007789 sealing Methods 0.000 claims abstract description 151
- 230000007246 mechanism Effects 0.000 claims abstract description 124
- 238000005520 cutting process Methods 0.000 claims abstract description 103
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000007789 gas Substances 0.000 claims abstract description 45
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000001301 oxygen Substances 0.000 claims abstract description 33
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 33
- 238000009448 modified atmosphere packaging Methods 0.000 claims abstract description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 230000007723 transport mechanism Effects 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 11
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 229920006280 packaging film Polymers 0.000 description 16
- 239000012785 packaging film Substances 0.000 description 16
- 238000012856 packing Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Images
Landscapes
- Vacuum Packaging (AREA)
- Package Closures (AREA)
Abstract
A station rotary type continuous operation modified atmosphere packaging machine comprises a conveying mechanism, a modified atmosphere mechanism and a sealing and cutting mechanism which are arranged on a rack, wherein at least 4 stations are arranged on a containing port conveying belt and are used for respectively and synchronously carrying out feeding, modified atmosphere, sealing and cutting and blanking processes, a packaging container is placed in the containing port station, and a containing port bearing mechanism is used for bearing the lower end of the containing port packaging container; the air adjusting mechanism of the accommodating port comprises an air adjusting chamber body, the air adjusting chamber body of the accommodating port is elastically sealed with a transmission surface of a conveying belt of the accommodating port, a dynamic sealing space is formed above the conveying belt, the air adjusting chamber body is connected with an inflating mechanism, the inflating mechanism injects nitrogen to the packaging container of the accommodating port, an exhaust passage is arranged on the air adjusting chamber body, and an oxygen sensor for monitoring oxygen concentration is arranged on the inner wall of the exhaust passage of the accommodating port; thereby dynamic seal space can prevent effectively that the station from shifting to bring the space gap and influence the gas tightness, and oxygen sensor monitors the oxygen content in the exhaust gas to remain a large amount of oxygen in the packaging container.
Description
Technical Field
The utility model relates to a modified atmosphere packing field, in particular to station rotation continuity of operation modified atmosphere packagine machine.
Background
The modified atmosphere packaging adopts a packaging material with gas barrier property to package food, and mixed gas of O2+ CO2+ N2, N2+ CO2, O2+ CO2 in a certain proportion is filled into the packaging according to actual requirements, so that the quality of the food is prevented from being reduced or the quality reduction speed is reduced in the aspects of physics, chemistry, biology and the like, the shelf life of the food is prolonged, and the value of the food is improved.
However, in the current modified atmosphere packaging technology, the modified atmosphere gas distribution and the heat-seal film cutting process are completed by an upper die and a lower die, the upper die is provided with a sealing and cutting mechanism, the lower die is provided with a ventilation mechanism, the packaging device needs to be conveyed to the lower die firstly, the packaging device is folded by the upper die and the lower die, the packaging film is covered between the lower die and the upper die, a sealing space is formed, then ventilation is performed through the ventilation mechanism, and then sealing is performed; this process has the following disadvantages: (1) after the packaging device enters the lower die, the air conditioning and distribution can be finished before heat sealing, the air conditioning and distribution and the heat sealing and film cutting can not be carried out simultaneously, and the air conditioning packaging efficiency is low; (2) the proportion of mixed gas can not be accurately obtained in the gas-regulating and gas-distributing process, and the high residual oxygen in the packaging device can directly influence the fresh-keeping effect of the gas-regulating packaging.
Therefore, in order to solve the above technical problems, it is necessary to design a station rotary continuous operation modified atmosphere packaging machine and a packaging method thereof capable of performing multi-station synchronous cooperative operation, which can realize efficient cooperative operation, improve modified atmosphere packaging preservation effect, and improve modified atmosphere packaging efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a station rotation continuity of operation modified atmosphere packagine machine to the problem that above-mentioned prior art exists.
In order to achieve the purpose, the utility model adopts the following technical measures:
a station rotary type continuous operation modified atmosphere packaging machine comprises a conveying mechanism, a modified atmosphere mechanism and a sealing and cutting mechanism which are arranged on a rack, wherein the conveying mechanism comprises a conveying belt which rotates in a circulating manner and a supporting mechanism which can move up and down, at least 4 stations are arranged on the conveying belt and are used for respectively and synchronously carrying out the working procedures of feeding, modified atmosphere, sealing and cutting and blanking, a packaging container is placed in each station, and the supporting mechanism is supported at the lower end of the packaging container; each station is driven by the conveying mechanism to sequentially complete the processes of feeding, air conditioning, sealing and cutting and blanking, and the processing processes of each station are not interfered with each other and are performed in order, so that the packaging efficiency of the station rotary continuous operation air conditioning packaging machine can be effectively improved, and time and labor are saved;
the air conditioning mechanism comprises an air conditioning chamber main body, the air conditioning chamber main body is elastically sealed with the conveying surface of the conveying belt, a dynamic sealed space is formed above the conveying belt, the air conditioning chamber main body is connected with an inflating mechanism, the inflating mechanism sprays nitrogen to the packaging container, an exhaust passage is arranged on the air conditioning chamber main body, and an oxygen sensor for monitoring oxygen concentration is arranged on the inner wall of the exhaust passage; the dynamic sealing space can effectively prevent space gaps caused by station transfer from influencing air tightness, and the oxygen sensor monitors the oxygen content in the exhaust gas so as to avoid a large amount of oxygen remaining in the packaging container;
the sealing and cutting mechanism is tightly arranged on one side of the air adjusting mechanism, elastic traction rollers capable of elastically lifting are arranged on two sides of the sealing and cutting mechanism, the low point of each elastic traction roller is not higher than the highest point of the station, the packaging film is relaxed between the two elastic traction rollers, the packaging container is input into the sealing and cutting mechanism from the air adjusting mechanism, the station can jack up the elastic traction rollers, the part of the packaging container entering the sealing and cutting mechanism can be contacted with the packaging film, and the gas loss of the air adjusting is reduced.
Preferably, two side edges of the conveyor belt are respectively in sliding fit with sealing chutes on two sides of the bottom of the modified atmosphere chamber main body, a sealing sponge is arranged at a gap between the sealing chute and the conveyor belt to prevent external gas from entering the modified atmosphere chamber main body, modified atmosphere chamber sealing doors are arranged on the other two sides of the bottom of the modified atmosphere chamber main body, and the two modified atmosphere chamber sealing doors are matched with the conveying surface of the conveyor belt to isolate external air from entering the modified atmosphere chamber main body. When the station enters/leaves the air conditioning mechanism, the inclined plane at the edge of the station is firstly contacted with the sealing door of the air conditioning chamber, the sealing door of the air conditioning chamber is jacked up in the movement process, and the sealing door of the air conditioning chamber slides downwards to be closed again after the station smoothly enters/leaves the rear air conditioning chamber body.
Preferably, the two modified atmosphere chamber sealing doors are arranged on the modified atmosphere chamber main body through compression springs and positioning rods, sealing door rollers are connected to the bottom of the modified atmosphere chamber sealing doors, and the sealing door rollers are in elastic contact with the conveying surface of the conveying belt. When the station enters/leaves the air conditioning mechanism, the inclined plane at the edge of the station is firstly contacted with the sealing door roller, the sealing door of the air conditioning chamber is jacked up, the compression spring is reset after the station smoothly enters/leaves the rear air conditioning chamber main body, the sealing door roller pushes the air conditioning chamber sealing door to slide downwards to seal the air conditioning chamber main body, and the sealing door roller is tightly attached to the transmission surface of the conveyor belt under the action of elastic force to prevent gaps.
Preferably, the inflation mechanism comprises a gas-adjusting spout, the gas-adjusting spout is mounted on the gas-adjusting chamber body, the gas-adjusting spout is connected with a liquid nitrogen tank through a gas supply pipe, and the gas supply pipe is connected with a gasifier and a gas distribution electromagnetic valve. Liquid nitrogen is output from the liquid nitrogen tank, the liquid nitrogen is converted into a gas state after passing through the gasifier, the gas regulating nozzle is controlled to spray the nitrogen through the gas distribution electromagnetic valve, and the flow rate of the nitrogen is regulated by regulating the opening degree of the gas distribution electromagnetic valve, so that variable flow gas regulation is realized.
Preferably, the sealing and cutting machine further comprises a sealing and cutting machine frame, a sliding block is mounted on the sealing and cutting machine frame, the sealing and cutting mechanism is mounted on the sliding block, the sealing and cutting mechanism is connected with a crank through a connecting rod, and the crank is connected with a sealing and cutting machine motor. The sealing and cutting machine is characterized in that a sliding groove is formed in the frame of the sealing and cutting machine, the sliding block is installed on the sliding groove, the sealing and cutting machine motor drives the crank to rotate, and the crank drives the connecting rod to do circular motion, so that the sliding block is driven to move up and down.
As preferred, seal and cut the mechanism and include the sealing and cutting machine mounting panel, the sealing and cutting machine mounting panel is connected with the sealing and cutting machine hot plate through first reference column, cup jointed first spring on the first reference column, the periphery of sealing and cutting machine hot plate is equipped with the clamping ring, the clamping ring passes through second reference column, second spring coupling the sealing and cutting machine mounting panel.
Preferably, the sealing and cutting mechanism further comprises a cutter, the cutter is arranged between the pressing ring and the heating plate of the sealing and cutting machine, and one end of the cutter is connected with the mounting plate of the sealing and cutting machine.
Preferably, the sealing and cutting mechanism comprises a packaging film supply mechanism, the packaging film supply mechanism comprises a film supply roller and a film receiving roller, two sides of the sealing and cutting machine frame are respectively provided with an upper traction roller and an elastic traction roller, any side of the upper traction roller and the elastic traction roller are vertically arranged, one end of a packaging film is output from the film supply roller, bypasses the upper traction roller and the elastic traction roller on two sides of the sealing and cutting machine frame and is recovered by the film receiving roller, and the sealing and cutting mechanism is arranged between the two elastic traction rollers.
Preferably, the two ends of the elastic traction roller are movably arranged in a long hole of the frame of the sealing and cutting machine, a return spring is fixedly arranged in the long hole, one end of the return spring is fixedly connected to the upper portion of the elastic traction roller, when the elastic traction roller is subjected to upward thrust, the elastic traction roller moves upwards and extrudes the return spring, the return spring contracts and applies reverse acting force to the elastic traction roller, so that the elastic traction roller can be tightly attached to a station, and when the thrust applied to the elastic traction roller disappears, the return spring elastically resets to reset the elastic traction roller.
Preferably, the two sides of the frame of the sealing and cutting machine are further connected with supporting mechanisms, the two supporting mechanisms are respectively arranged on the two sides of the conveyor belt, each supporting mechanism comprises a supporting block, the supporting blocks are arranged below the stations, rollers are arranged on the two sides of each supporting block, and the rollers are supported at the bottom of the conveyor belt. The supporting mechanism is arranged right below the sealing and cutting mechanism, the rollers are used for the conveyor belt to reduce deflection deformation of the conveyor belt, the two supporting blocks are arranged 2-5 mm below the conveyor belt and are not in contact with the supporting blocks when the conveyor belt moves, and when the packaging container is sealed and cut, the supporting blocks are supported on two sides of the station to generate upward supporting force on the conveyor belt, so that smooth sealing and cutting is guaranteed, and deflection deformation of the conveyor belt is reduced.
Preferably, the station comprises a packaging container placing frame, a containing opening is formed in the packaging container placing frame and matched with the packaging container, a cutter groove of a sealing and cutting machine is annularly arranged on the outer edge of the containing opening, at least two mounting buckles are arranged at the bottom of the outer edge of the containing opening, and the packaging container placing frame is fixedly mounted in the station hole of the conveying belt through the mounting buckles.
Preferably, the supporting mechanism comprises a roller frame, two sides of the roller frame are connected with a lifting mechanism, and the lifting mechanism is fixedly connected to the rack. The roller frame is used for supporting the packaging containers, deflection deformation of the conveyor belt is reduced, and the height of the roller frame can be adjusted up and down through the lifting mechanism so as to adapt to the packaging containers of different specifications.
The beneficial effects of the utility model reside in that:
the utility model discloses a conveyer belt circulation conveying is in order to realize the automatic continuous switching operation mode of each station, and links such as material loading, gas regulation, seal cutting, output go on in step, can realize high-efficient cooperative work, and each station is conveyed to accomplishing whole gas regulation packing work through the conveyer belt in order, and material loading, gas regulation, seal cutting, each link of output are mutual noninterference and go on in order, can realize the automation of packing container gas regulation packing, effectively improve the work efficiency of gas regulation packing, reduce the input of manpower and materials, have good market prospect; and the main body of the modified atmosphere chamber forms a dynamic sealed space above the conveyor belt, the dynamic sealed space can meet the requirement of station conversion, the problem that space gaps are caused by station transfer to influence the air tightness of the space can be effectively solved, the oxygen sensor monitors the oxygen content in the exhaust gas so as to avoid a large amount of oxygen left in the packaging container, accurately control the oxygen content in the packaging container, and improve the modified atmosphere packaging and fresh-keeping effect.
Drawings
FIG. 1 is a schematic perspective view of the station rotary type continuous operation modified atmosphere packaging machine of the present invention;
FIG. 2 is a schematic structural view of the station rotary type continuous operation modified atmosphere packaging machine of the present invention;
FIG. 3 is a top view of the station rotary type continuous operation modified atmosphere packaging machine of the present invention;
FIG. 4 is a schematic diagram of the station structure of the station rotary type continuous operation modified atmosphere packaging machine of the present invention;
FIG. 5 is a schematic view showing the connection between the station and the packaging container of the station rotary type continuous operation modified atmosphere packaging machine of the present invention;
FIG. 6 is a structural diagram of the air adjusting mechanism of the station rotary continuous operation air adjusting packaging machine of the present invention;
FIG. 7 is a schematic view of the connection between the pneumatic adjusting mechanism and the conveyor belt of the station rotary continuous operation pneumatic adjusting packaging machine of the present invention;
FIG. 8 is a top view of the air adjusting mechanism of the station rotary type continuous operation air adjusting packaging machine of the present invention;
FIG. 9 is a schematic structural view of a sealing and cutting mechanism of the station rotary type continuous operation modified atmosphere packaging machine of the present invention;
FIG. 10 is a schematic structural diagram of a sealing and cutting mechanism of the station rotary type continuous operation modified atmosphere packaging machine of the present invention;
FIG. 11 is a side view of the sealing and cutting mechanism of the station rotary type continuous operation modified atmosphere packaging machine of the present invention;
fig. 12 is a working principle diagram of the sealing and cutting mechanism of the station rotary continuous operation modified atmosphere packaging machine of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 12, a station rotary continuous operation modified atmosphere packaging machine comprises a conveying mechanism 2, a modified atmosphere mechanism 3 and a sealing and cutting mechanism 4 which are arranged on a frame 1, wherein the conveying mechanism comprises a conveying belt 21 which rotates circularly and a supporting mechanism 22 which can move up and down, at least 4 stations 9 are arranged on the conveying belt 21, the feeding, modified atmosphere, sealing and cutting and blanking processes are respectively and synchronously performed, a packaging container 7 is placed in each station 9, and the supporting mechanism 22 is supported at the lower end of the packaging container 7; each station 9 is driven by the conveying mechanism to sequentially complete the processes of feeding, air conditioning, sealing and cutting and blanking, and the processing processes of each station 9 are not interfered with each other and are performed in order, so that the packaging efficiency of the station rotary continuous operation air conditioning packaging machine can be effectively improved, and time and labor are saved;
the atmosphere control mechanism 3 comprises an atmosphere control chamber main body 31, the atmosphere control chamber main body 31 is elastically sealed with the transmission surface of the conveyor belt 21, a dynamic sealed space is formed above the conveyor belt 21, the atmosphere control chamber main body 31 is connected with an inflation mechanism, the inflation mechanism sprays nitrogen to the packaging container 7, an exhaust passage 35 is arranged on the atmosphere control chamber main body 31, and an oxygen sensor 36 is arranged on the inner wall of the exhaust passage 35; the dynamic sealing space can effectively prevent space gaps caused by station transfer from influencing air tightness, and the oxygen sensor 36 monitors the oxygen content in the exhaust gas so as to avoid a large amount of oxygen remaining in the packaging container;
the sealing and cutting mechanism 4 is tightly arranged on one side of the air conditioning mechanism 3, elastic traction rollers 63 capable of elastically lifting are arranged on two sides of the sealing and cutting mechanism 4, the low point of each elastic traction roller 63 is not higher than the high point of the station 9, the packaging film is relaxed between the two elastic traction rollers 63, the packaging container 7 is input into the sealing and cutting mechanism from the air conditioning mechanism 3, the elastic traction rollers 63 can be jacked up by the inclined plane on the edge of the station 9, the part entering the sealing and cutting mechanism 4 can be contacted with the packaging film, and the gas loss of the air conditioning is reduced.
In this embodiment, the transmission mechanism 2 includes a belt motor 23, a driving pulley 25 and a driven pulley 26, the belt motor 23 drives the driving pulley 25 through a transmission belt 24, the transmission belt 21 is wound on the driving pulley 25 and the driven pulley 26, and the driving pulley 25 rotates to drive the transmission belt 21 to rotate circularly.
Two side edges of the conveyor belt 21 are respectively in sliding fit with the sealing chutes 311 on two sides of the bottom of the modified atmosphere chamber main body 31, a sealing sponge 33 is arranged at a gap between the sealing chute 311 and the conveyor belt 21 to prevent external air from entering the modified atmosphere chamber main body 31, modified atmosphere chamber sealing doors 34 are arranged on the other two sides of the bottom of the modified atmosphere chamber main body 31, and the two modified atmosphere chamber sealing doors 34 are matched with the conveying surface of the conveyor belt 21 to isolate external air from entering the modified atmosphere chamber main body 31. When the station 9 enters/leaves the air conditioning mechanism 3, the inclined plane at the edge of the station 9 is firstly contacted with the air conditioning chamber sealing door 34, the inclined plane at the edge of the station 9 of the air conditioning chamber sealing door 34 is firstly jacked up in the movement process, and after the station 9 smoothly enters/leaves the air conditioning chamber main body 31, the air conditioning chamber sealing door 34 slides downwards to be closed again.
In more detail, two modified atmosphere chamber sealing doors 34 are arranged on the modified atmosphere chamber main body 31 through a compression spring 342 and a positioning rod 343, the two sides of the modified atmosphere chamber main body 31 are provided with installation grooves, the air-conditioned chamber sealing door 34 is movably connected with the mounting groove, the upper end of the air-conditioned chamber sealing door 34 is connected with a plurality of positioning rods 343, the positioning rods 343 are all sleeved with compression springs 342, the top end of the mounting groove is provided with a plurality of sleeve holes matched with the top of the positioning rod 343, when the air-conditioned chamber sealing door 34 is pushed upwards, the positioning rod 343 is pushed to go deep into the sleeve holes, the compression spring 342 is extruded and deformed, when the pushing force disappears, the compression spring 342 is elastically reset to push the modified atmosphere sealing door 34 to be pressed downwards, a sealing door roller 341 is connected to the bottom of the air conditioning chamber sealing door 34, and the sealing door roller 341 is in elastic contact with the conveying surface of the conveyor belt 21. When the station 9 enters/leaves the air conditioning mechanism 3, the inclined surface at the edge of the station 9 contacts with the sealing door roller 341 first, the air conditioning chamber sealing door 34 is jacked up, after the station 9 smoothly enters/leaves the rear air conditioning chamber main body 31, the compression spring 342 resets to push the air conditioning chamber sealing door 34 to slide downwards to seal the air conditioning chamber main body 31, and the sealing door roller 341 is tightly attached to the transmission surface of the conveyor belt 21 under the action of elasticity to prevent gaps.
The inflation mechanism comprises a modified atmosphere nozzle 54, the modified atmosphere nozzle 54 is installed on the modified atmosphere chamber main body 31, the modified atmosphere nozzle 54 is connected with the liquid nitrogen tank 5 through an air supply pipe 53, and the air supply pipe 53 is connected with a gasifier 51 and an air distribution electromagnetic valve 52. Liquid nitrogen is output from the liquid nitrogen tank 5, the liquid nitrogen is converted into a gas state after passing through the gasifier 51, and the opening degree of the gas distribution electromagnetic valve 52 is adjusted to adjust the jet flow of the nitrogen, so that variable flow gas regulation is realized. The gas distribution electromagnetic valve 52 regulates the jet flow of the nozzle, when the gas regulation is started, the jet flow is large, the fast gas regulation is realized, when the concentration is close to a target value, the jet flow is reduced, the slow gas regulation is realized, when the oxygen concentration is reduced to the target value, the gas charging mechanism stops conveying nitrogen, and the gas regulation is finished.
In addition, in order to accelerate the gasification efficiency of the liquid nitrogen, the vaporizer 51 is provided with a circulating fan 56.
In this embodiment, the top of the modified atmosphere chamber main body 31 is a hemispherical chamber structure, and there are 4 modified atmosphere spouts 54 respectively installed on the top of the modified atmosphere chamber main body 31, and the 4 modified atmosphere spouts 54 are respectively aligned with the inner wall of the packaging container 7, and the exhaust duct 35 is aligned with the center of the top of the modified atmosphere chamber main body 31.
The station rotary type continuous operation modified atmosphere packaging machine further comprises a sealing and cutting machine frame 6, a sliding block 68 is installed on the sealing and cutting machine frame 6, the sealing and cutting mechanism 4 is installed on the sliding block 68, the sealing and cutting mechanism 4 is connected with a crank 67 through a connecting rod 66, and the crank 67 is connected with a sealing and cutting machine motor 65. The sealing and cutting machine frame 6 is provided with a sliding groove, the sliding block 68 is arranged on the sliding groove, the sealing and cutting machine motor 65 drives the crank 67 to rotate, and the crank 67 drives the connecting rod 66 to do circular motion, so that the sliding block 68 is driven to move up and down. Sealing and cutting mechanism 4 is including sealing and cutting machine mounting panel 42, sealing and cutting machine mounting panel 42 is connected with sealing and cutting machine hot plate 43 through first reference column 48, first spring 41 has been cup jointed on the first reference column 48, sealing and cutting machine hot plate 43's periphery is equipped with clamping ring 45, clamping ring 45 passes through second reference column 49, second spring 46 and connects sealing and cutting machine mounting panel 42. The packaging container 7 is input into the sealing and cutting mechanism 4 from the air adjusting mechanism 3, the sealing and cutting mechanism 4 is driven by the sealing and cutting machine motor 65 to press down, and packaging films are thermally sealed at the accommodating opening of the packaging container 7.
The sealing and cutting mechanism 4 further comprises a cutter 44, the cutter 44 is arranged between the press ring 45 and the sealing and cutting machine heating plate 43, and one end of the cutter 44 is connected with the sealing and cutting machine mounting plate 42.
Sealing and cutting mechanism 4 includes packaging film feed mechanism 47, packaging film feed mechanism 47 is including supplying film roller 471 and receiving film roller 472, the both sides of sealing and cutting machine frame 6 are equipped with carry over pinch rolls 62 respectively with elasticity carry over pinch rolls 63, arbitrary side go up carry over pinch rolls 62 with elasticity carry over pinch rolls 63 set up from top to bottom, and packaging film one end is certainly supply film roller 471 output, walk around the last carry over pinch rolls 62 and the elasticity carry over pinch rolls 63 of sealing and cutting machine frame 6 both sides, by receive film roller 472 and retrieve, sealing and cutting mechanism 4 sets up two between the elasticity carry over pinch rolls 63.
The two sides of the sealing and cutting machine frame are further connected with supporting mechanisms, the two supporting mechanisms are arranged on the two sides of the conveyor belt 21 respectively, each supporting mechanism comprises a supporting block 64, the supporting blocks 64 are arranged below the stations 9, rollers 61 are arranged on the two sides of each supporting block 64, and the rollers 61 are supported at the bottom of the conveyor belt 21. The supporting mechanism is arranged right below the sealing and cutting mechanism 4, the roller 61 is used for the conveyor belt 21 to reduce deflection deformation of the conveyor belt 21, the two bearing blocks 64 are arranged 2-5 mm below the conveyor belt 21, the conveyor belt 21 does not contact with the bearing blocks 64 when moving, and when the packaging container 7 is sealed and cut, the bearing blocks 64 bear two sides of the station 9 to generate upward bearing force on the conveyor belt 21, so that smooth sealing and cutting is ensured, and deflection deformation of the conveyor belt 21 is reduced.
In this embodiment, the station 9 is a cylindrical structure with a communicated bottom, an inclined surface is arranged at the edge of the accommodating opening of the station 9, the sealing and cutting machine knife slot 92 is arranged between the inclined surface and the accommodating opening, and the sealing and cutting machine knife slot 92 is an annular slot.
The supporting mechanism 22 comprises a roller frame 221, the two sides of the roller frame 221 are connected with a lifting mechanism 11, and the lifting mechanism 11 is fixedly connected to the frame 1. A plurality of rotating rollers are arranged on the roller frame 221, the roller frame 221 is used for supporting the packaging containers 7, the deflection deformation of the conveyor belt 21 is reduced, and the height of the roller frame 221 can be adjusted up and down through the lifting mechanism 11 so as to adapt to the packaging containers 7 with different specifications.
The lifting mechanism 11 comprises a guide rail, connecting blocks are connected to two sides of the roller frame 221, the connecting blocks are in sliding fit with the guide rail, and a lead screw lifter, an air cylinder or an oil cylinder is connected to the connecting blocks.
One side of frame 1 is equipped with block terminal 8, block terminal 8 provides the power for packagine machine's consumer.
A packaging method of a station rotary continuous operation modified atmosphere packaging machine comprises the following steps:
step S1: feeding, namely placing the packaging container 7 filled with the materials on a station 9, wherein the station 9 moves to the air adjusting mechanism 3 along with the conveying belt;
step S2: in modified atmosphere, the inflating mechanism injects nitrogen into the packaging container 7, the nitrogen is injected into the packaging container 7 along the side wall of the packaging container 7, the injection flow rate of the nitrogen is gradually reduced along with the reduction of the oxygen concentration in the modified atmosphere process, the air in the packaging container 7 is exhausted from the air exhaust passage 35, the oxygen sensor 36 monitors the oxygen content passing through the air exhaust passage 35, when the oxygen sensor 36 monitors that the oxygen concentration of the exhausted gas is reduced to a target value, the inflating mechanism stops delivering the nitrogen, the modified atmosphere is finished, and the packaging container 7 moves to the sealing and cutting mechanism 4 along with the conveyor belt 21;
step S3: and sealing and cutting, wherein the packaging film supply mechanism conveys the packaging film to the upper part of the packaging container accommodating opening, and the sealing and cutting mechanism presses downwards to heat seal the packaging film on the packaging container accommodating opening and cut off the heat seal part.
Step S4: blanking, wherein the heat-sealed packaging container 7 is separated from the unsealing and cutting mechanism 4 along with the conveyor belt, and taking out the heat-sealed packaging container 7;
step S5: and circulating to repeat the steps S1-S4.
In step S2, when the modified atmosphere starts, the opening of the gas distribution solenoid valve 52 is adjusted to be larger by using the fast adjustment mode, the injection flow rate of the modified atmosphere nozzle 54 is larger, when the oxygen concentration in the modified atmosphere chamber main body 31 approaches the target value, the opening of the gas distribution solenoid valve 52 is gradually decreased by using the slow adjustment mode, the injection flow rate of the nitrogen gas is gradually decreased, and when the oxygen sensor 36 detects that the oxygen concentration of the discharged gas falls to the target value, the charging mechanism stops delivering the nitrogen gas, and the modified atmosphere is completed.
To sum up, the utility model discloses a conveyer belt circulation conveying is in order to realize the automatic continuous switching operation mode of each station, and links such as material loading, gas regulation, seal cutting, unloading are gone on in step, can realize high-efficient cooperative work, and each station conveys in order through the conveyer belt and accomplishes whole gas regulation packing work, and material loading, gas regulation, seal cutting, each link of output are mutual noninterference and go on in order, can realize the automation of packing container gas regulation packing, effectively improve the work efficiency of gas regulation packing, reduce the input of manpower and materials, have good market prospect; and the main body of the modified atmosphere chamber forms a dynamic sealed space above the conveyor belt, the dynamic sealed space can meet the requirement of station conversion, the problem that space gaps are caused by station transfer to influence the air tightness of the space can be effectively solved, the oxygen sensor monitors the oxygen content in the exhaust gas so as to avoid a large amount of oxygen left in the packaging container, accurately control the oxygen content in the packaging container, and improve the modified atmosphere packaging and fresh-keeping effect.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (10)
1. The utility model provides a station rotation continuous operation modified atmosphere packagine machine, is including setting up transport mechanism (2), gas adjusting mechanism (3) and sealing and cutting mechanism (4) on frame (1), its characterized in that:
the conveying mechanism (2) comprises a conveying belt (21) which rotates in a circulating mode and a supporting mechanism (22) which can move up and down, at least 4 stations (9) are arranged on the conveying belt (21) and are used for respectively and synchronously carrying out feeding, air conditioning, heat sealing and blanking procedures, a packaging container (7) is placed in each station (9), and the supporting mechanism (22) supports the lower end of the packaging container (7);
the air conditioning mechanism (3) comprises an air conditioning chamber main body (31), the air conditioning chamber main body (31) is elastically sealed with a transmission surface of the conveyor belt (21), a dynamic sealing space is formed above the conveyor belt (21), the air conditioning chamber main body (31) is connected with an inflating mechanism, the inflating mechanism sprays nitrogen to the packaging container (7), an exhaust passage (35) is arranged on the air conditioning chamber main body (31), and an oxygen sensor (36) is arranged on the inner wall of the exhaust passage (35);
the sealing and cutting mechanism (4) is tightly arranged on one side of the air adjusting mechanism (3), elastic traction rollers (63) capable of elastically lifting are arranged on two sides of the sealing and cutting mechanism (4), and the low point of each elastic traction roller (63) is not higher than the high point of the station (9).
2. A station rotary continuous operation modified atmosphere packaging machine according to claim 1, wherein two sides of the conveyor belt (21) are respectively matched with the sealing chutes (311) at two sides of the bottom of the modified atmosphere chamber main body (31) in a sliding manner, a sealing sponge (33) is arranged at the gap between the sealing chutes (311) and the conveyor belt (21), modified atmosphere chamber sealing doors (34) are arranged at the other two sides of the bottom of the modified atmosphere chamber main body (31), and the two modified atmosphere chamber sealing doors (34) are matched with the conveying surface of the conveyor belt (21) to isolate the external air from entering the modified atmosphere chamber main body (31).
3. A station rotary continuous operation modified atmosphere packaging machine according to claim 2, characterized in that two modified atmosphere chamber sealing doors (34) are installed on the modified atmosphere chamber main body (31) through compression springs (342) and positioning rods (343), sealing door rollers (341) are connected to the bottom of the modified atmosphere chamber sealing doors (34), and the sealing door rollers (341) are in elastic contact with the transmission surface of the conveyor belt (21).
4. A station rotary continuous operation modified atmosphere packaging machine according to claim 1, characterized in that the air charging mechanism comprises a modified atmosphere nozzle (54), the modified atmosphere nozzle (54) is installed on the modified atmosphere chamber main body (31), the modified atmosphere nozzle (54) is connected with the liquid nitrogen tank (5) through an air supply pipe (53), the air supply pipe (53) is connected with a gasifier (51) and an air distribution electromagnetic valve (52), and the variable flow rate modified atmosphere is realized by adjusting the opening degree of the air distribution electromagnetic valve (52) to adjust the jet flow rate of the nitrogen.
5. A station rotary continuous operation modified atmosphere packaging machine according to claim 1, further comprising a sealing and cutting machine frame (6), wherein a slide block (68) is installed on the sealing and cutting machine frame (6), the sealing and cutting mechanism (4) is installed on the slide block (68), the sealing and cutting mechanism is connected with a crank (67) through a connecting rod (66), and the crank (67) is connected with a sealing and cutting machine motor (65).
6. A station rotary continuous operation modified atmosphere packaging machine according to claim 1, wherein the sealing and cutting mechanism (4) comprises a sealing and cutting machine mounting plate (42), the sealing and cutting machine mounting plate (42) is connected with a sealing and cutting machine heating plate (43) through a first positioning column (48), a first spring (41) is sleeved on the first positioning column (48), a press ring (45) is arranged on the periphery of the sealing and cutting machine heating plate (43), and the press ring (45) is connected with the sealing and cutting machine mounting plate (42) through a second positioning column (49) and a second spring (46).
7. A station rotary continuous operation modified atmosphere packaging machine according to claim 1, characterized in that two ends of the elastic traction roller (63) are movably installed in a long hole of the sealing and cutting machine frame (6), a return spring is fixedly installed in the long hole, and one end of the return spring is fixedly connected to the upper part of the elastic traction roller (63).
8. A station rotary continuous operation modified atmosphere packaging machine according to claim 5, characterized in that two sides of the sealing and cutting machine frame (6) are connected with supporting mechanisms, the two supporting mechanisms are respectively arranged on two sides of the conveyor belt (21), the supporting mechanisms comprise supporting blocks (64), the supporting blocks (64) are arranged below the stations (9), rollers (61) are arranged on two sides of each supporting block (64), and the rollers (61) are supported at the bottom of the conveyor belt (21).
9. A station rotary continuous operation modified atmosphere packaging machine according to claim 1, characterized in that the station (9) comprises a packaging container placing frame (91), the packaging container placing frame (91) is provided with a containing opening, the outer edge of the containing opening is provided with a sealing and cutting machine knife slot (92) in a surrounding manner, the bottom of the outer edge of the containing opening is provided with at least two mounting buckles (93), and the packaging container placing frame (91) is fixedly mounted in the station hole of the conveyor belt (21) through the mounting buckles (93).
10. A station rotary continuous operation modified atmosphere packaging machine according to claim 1, characterized in that the supporting mechanism (22) comprises a roller frame (221), the two sides of the roller frame (221) are connected with a lifting mechanism (11), and the lifting mechanism (11) is fixedly connected on the frame (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921658139.XU CN210822956U (en) | 2019-09-30 | 2019-09-30 | Station rotary type continuous operation air conditioning packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921658139.XU CN210822956U (en) | 2019-09-30 | 2019-09-30 | Station rotary type continuous operation air conditioning packaging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210822956U true CN210822956U (en) | 2020-06-23 |
Family
ID=71273076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921658139.XU Expired - Fee Related CN210822956U (en) | 2019-09-30 | 2019-09-30 | Station rotary type continuous operation air conditioning packaging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210822956U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110525720A (en) * | 2019-09-30 | 2019-12-03 | 仲恺农业工程学院 | Continuous modified atmosphere packaging machine and packaging method thereof |
| CN114408286A (en) * | 2022-01-07 | 2022-04-29 | 江苏旭鹏智能科技有限公司 | Continuous box type modified atmosphere packaging machine simple to operate |
-
2019
- 2019-09-30 CN CN201921658139.XU patent/CN210822956U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110525720A (en) * | 2019-09-30 | 2019-12-03 | 仲恺农业工程学院 | Continuous modified atmosphere packaging machine and packaging method thereof |
| CN110525720B (en) * | 2019-09-30 | 2024-07-02 | 仲恺农业工程学院 | Continuous air-conditioning fresh-keeping packaging machine and packaging method thereof |
| CN114408286A (en) * | 2022-01-07 | 2022-04-29 | 江苏旭鹏智能科技有限公司 | Continuous box type modified atmosphere packaging machine simple to operate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110525720B (en) | Continuous air-conditioning fresh-keeping packaging machine and packaging method thereof | |
| CN210822956U (en) | Station rotary type continuous operation air conditioning packaging machine | |
| CN208181550U (en) | A kind of efficient heat-sealing device of side bottom free sticky company of plastic woven bag | |
| CN111776297B (en) | Wet tissue packaging machine | |
| CN216709679U (en) | Horizontal packaging machine | |
| CN114376184A (en) | Automatic pickled vegetable production device | |
| CN220865824U (en) | Bag making and sleeving integrated machine | |
| CN113317541A (en) | Health food compression molding machine | |
| CN109264096A (en) | Manipulator access packaging boxlike particulate material box packing machine | |
| CN217198916U (en) | Packaging machine | |
| CN112722357B (en) | Production method and production line of primary and secondary cup food | |
| CN112238477A (en) | Corner cutting equipment for food packaging bag | |
| CN211196791U (en) | Full-automatic prefabricated bag packagine machine | |
| CN211033182U (en) | Multi-station support assembling machine | |
| CN114379827A (en) | Horizontal packaging machine | |
| CN209080306U (en) | Automatically adjust baling press | |
| CN217229283U (en) | Automatic feeding device for sealing machine | |
| CN220010166U (en) | Sub-packaging bag flanging machine | |
| CN110920984A (en) | Multi-station support assembling machine | |
| CN216995087U (en) | Facial mask filling and sealing all-in-one machine | |
| CN221699105U (en) | Automatic cake box sealing packaging machine | |
| CN216834432U (en) | Packaging equipment for green food processing | |
| CN217320803U (en) | Material packaging device of sheet material packaging machine | |
| CN221739857U (en) | Food sealing and packaging device | |
| CN109335039A (en) | The sealer formula particulate material box packing machine maintained easily |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20210930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |