CN110683116A - Nitrogen filling packaging machine - Google Patents
Nitrogen filling packaging machine Download PDFInfo
- Publication number
- CN110683116A CN110683116A CN201911126662.2A CN201911126662A CN110683116A CN 110683116 A CN110683116 A CN 110683116A CN 201911126662 A CN201911126662 A CN 201911126662A CN 110683116 A CN110683116 A CN 110683116A
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- rotating shaft
- pressing plate
- nitrogen
- frame
- conveying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
- B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
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Abstract
The invention discloses a nitrogen-filling packaging machine which comprises a conveying assembly, a nitrogen-filling assembly and a sealing assembly, wherein the conveying assembly is arranged on the conveying assembly; the conveying assembly comprises a rack, a bedplate, a conveying belt, a conveying motor and an accommodating box; the bedplate is horizontally arranged on the bench; a middle groove is formed in the middle of the bedplate along the length direction; the conveying belt is horizontally arranged in the middle groove and extends along the length of the middle groove; the conveying motor drives the conveying belt; the conveying direction of the conveying belt is from the front end to the rear end of the bedplate; the conveying belt is detachably connected with an accommodating box; the upper part of the containing box is open; the peripheral edge of the top of the accommodating box is provided with a horizontal circumferential extending edge which is vertical to the side wall of the accommodating box; the nitrogen-filled packaging machine can fill nitrogen into box-shaped packaging products for packaging; and simple structure, degree of automation is high, realizes and promotes easily.
Description
Technical Field
The invention relates to the field of food packaging equipment, in particular to a nitrogen-filled packaging machine.
Background
Most of the existing marinated products are vacuum-packaged, and the vacuum packaging ensures that the quality guarantee period of the marinated products is longer; however, with the personalized demands of consumers, the market of fresh marinated products is gradually expanding, and compared with the traditional marinated products, the fresh marinated products have lower requirements on the shelf life and higher requirements on the insurance degree, so that the nitrogen-filled packaging of the marinated products is a better mode.
However, the existing nitrogen-filled packaging equipment is only suitable for packaging bagged products, the plastic box type packaging is generally adopted for fresh halogen flavor, the plastic box type packaging is not suitable for the existing nitrogen-filled packaging equipment, and the market urgently needs equipment capable of filling nitrogen for packaging box type packaged products.
Disclosure of Invention
The invention mainly aims to provide a nitrogen-filled packaging machine, and aims to solve the problem that equipment capable of filling nitrogen for packaging box-shaped packaging products is urgently needed in the market.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a nitrogen-filled packing machine comprises a conveying assembly, a nitrogen-filled assembly and a sealing assembly; the conveying assembly comprises a rack, a bedplate, a conveying belt, a conveying motor and an accommodating box; the bedplate is horizontally arranged on the rack; a middle groove is formed in the middle of the bedplate along the length direction; the conveying belt is horizontally arranged in the middle groove and extends along the length of the middle groove; the conveying motor drives the conveying belt; the conveying direction of the conveying belt is from the front end to the rear end of the bedplate;
the accommodating box is detachably connected to the conveying belt; the upper part of the accommodating box is open; the peripheral edge of the top of the accommodating box is provided with a horizontal circumferential extending edge which is vertical to the side wall of the accommodating box;
the nitrogen charging assembly comprises a first frame, a first pressing plate, an air inlet pipe and a nitrogen storage tank; the first frame is a door-shaped frame; the first frame covers the middle part of the bedplate; the first pressing plate is connected to the inner top of the first frame; the first pressing plate is horizontally arranged; the vertical height of the first pressing plate can be adjusted, and the first pressing plate can extend into the middle groove;
the first pressing plate is provided with an air inlet; the air inlet hole is communicated with one end of the air inlet pipe; the other end of the air inlet pipe is communicated with the nitrogen storage tank; the first pressing plate is also provided with an air outlet;
the upper surface of the circumferential extending edge can be in sliding contact with the bottom surface of the first pressing plate; when the accommodating box moves to the position below the first pressing plate and close to the middle part, the overlooking projections of the air inlet hole and the air outlet hole are both positioned in the accommodating box;
the sealing assembly comprises a second frame, a discharging rotating shaft, a supporting rod, a first rotating shaft, a second rotating shaft, a third rotating shaft, a fourth rotating shaft, a second pressing plate, an electric control hydraulic telescopic rod, a driving motor, a heat sealing strip and a cutter;
the second frame is also a door-shaped frame; the second frame covers the bedplate; the second frame is positioned behind the first frame; the number of the supporting rods is 2; 2 supporting rods are fixed at the outer top of the second frame; the discharging rotating shaft is rotatably connected among the 2 support rods;
the first rotating shaft, the second rotating shaft, the third rotating shaft and the fourth rotating shaft are all rotatably connected to the second frame; the first rotating shaft and the second rotating shaft are both positioned between the first frame and the second frame; the first rotating shaft is higher than the second rotating shaft; the third rotating shaft and the fourth rotating shaft are both positioned on the other side of the second frame opposite to the first rotating shaft; the fourth rotating shaft is higher than the third rotating shaft; the driving motor is in driving connection with the fourth rotating shaft;
the upper part of the second pressure plate is connected to the inner top of the second frame through the electric control hydraulic telescopic rod; the second pressing plate is horizontally arranged; the second rotating shaft and the third rotating shaft are not lower than the first pressing plate; the bottom surface of the second pressing plate is provided with the heat sealing strip in an attaching mode;
the bottom surface of the second pressing plate is provided with the cutter along the outer edge of the heat seal strip; the cutter is perpendicular to the bottom surface of the second pressing plate; the cutting edge of the cutter and the lowest end of the bottom of the heat seal bar are positioned at the same height;
when the accommodating box moves to the lower part and the middle part of the second pressing plate, the overlooking projection of the cutter is positioned in the circumferential extending edge; and the overlook projection of the heat seal strip is positioned in the circumferential extending edge.
Preferably, the other end of the air inlet pipe is communicated with the nitrogen storage tank through an electromagnetic valve; the conveyer belt is made of rubber.
Preferably, the top projections of the first pressing plate and the second pressing plate are rectangular; the middle line of the first pressing plate in the length direction and the middle line of the second pressing plate in the length direction are both positioned on the same vertical plane with the middle line of the middle groove in the length direction;
the air inlet hole and the air outlet hole are symmetrical with the center line of the first pressing plate in the length direction; the overlook projection of the accommodating box is rectangular; the heat seal strip and the top projection of the cutter are rectangular.
Preferably, the first rotating shaft and the fourth rotating shaft are positioned at the same height; the second rotating shaft and the third rotating shaft are positioned at the same height; the first rotating shaft, the second rotating shaft, the third rotating shaft, the fourth rotating shaft and the discharging rotating shaft are parallel to each other.
Preferably, the nitrogen charging assembly further comprises a middle connecting rod, a threaded rod and a fixing nut;
the upper part of the first pressure plate is fixedly connected with the middle connecting rod; the top of the middle connecting rod is fixedly connected with the threaded rod; the top of the first frame is provided with a screw hole; the threaded rod is arranged in the threaded hole in a penetrating mode in a matched mode and extends out of the top of the first frame; the threaded rod is sleeved with the fixing nut; the bottom of the fixing nut is in contact with the top of the first frame.
Preferably, the nitrogen charging assembly further comprises a limiting sleeve rod and a limiting sleeve;
the limiting sleeve rod is vertically and fixedly connected to the top of the first pressing plate; the limiting sleeve is vertically and fixedly connected to the inner top of the first frame; the limiting sleeve rod is embedded into the limiting sleeve in a sliding mode.
Preferably, the heat seal strip is an electric control heat seal strip; the nitrogen-filling packaging machine further comprises a control assembly; the control assembly comprises a first switch, a second switch, a third switch, a fourth switch, a fifth switch and a processor;
the first switch is in control connection with the conveying motor; the second switch is in control connection with the electromagnetic valve; the third switch is in control connection with the electric control hydraulic telescopic rod; the fourth switch is in control connection with the heat seal bar; the fifth switch is in control connection with the driving motor;
the conveying motor, the electromagnetic valve, the electric control hydraulic telescopic rod, the heat sealing strip and the driving motor are all in control connection with the processor.
Preferably, a round corner is arranged at the intersection of the bottom surface of the first pressing plate and the side surface close to the front end of the bedplate.
Preferably, the bottom surface of the first pressing plate is made of stainless steel and is subjected to matte treatment.
Preferably, the accommodating box has a plurality of different models; the accommodating boxes of different models have different external dimensions.
Compared with the prior art, the invention at least has the following beneficial effects:
through the technical scheme, the isolation switches of the first high-voltage cabinet and the second high-voltage cabinet are mutually locked, namely, the isolation switch of only one high-voltage cabinet can be always in a closing state; and the interlocking device has relatively simple structure, low manufacturing cost and easy realization and popularization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic perspective view of a nitrogen-filled packaging machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of a nitrogen-filling assembly of an embodiment of the nitrogen-filling packaging machine according to the present invention;
FIG. 3 is a partially enlarged schematic view of a sealing assembly of an embodiment of the nitrogen-filled packing machine of the present invention;
FIG. 4 is a schematic top view of a sealing assembly of an embodiment of the nitrogen-filled packaging machine of the present invention;
FIG. 5 is a schematic view of a second pressing plate of the nitrogen-filled packing machine according to an embodiment of the present invention;
fig. 6 is a schematic view of an embodiment of the nitrogen-filled packing machine according to the present invention in operation.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a nitrogen-filling packaging machine.
Referring to fig. 1-6, a nitrogen-filled packing machine includes a conveying assembly, a nitrogen-filled assembly and a sealing assembly; the conveying assembly includes a stage 110, a platen 120, a conveying belt 140, a conveying motor (not shown), and a housing box 210; the platen 120 is horizontally disposed above the stage 110; a middle groove 130 is formed in the middle of the bedplate 120 along the length direction; the conveyer belt 140 is horizontally arranged in the middle groove 130 and extends along the length of the middle groove 130, and the conveyer belt 140 extends to the whole middle groove 130; the conveying motor is used for driving the conveying belt 140; the conveying direction of the conveying belt 140 is from the front end to the rear end of the deck 120.
The conveying belt 140 is detachably connected with a plurality of accommodating boxes 210 (in the embodiment, the accommodating boxes 210 are preferably fixedly connected through bolts and are not shown in the figure), and the plurality of accommodating boxes 210 are arranged on the conveying belt 140 at equal intervals; the upper part of the containing box 210 is open; the peripheral edge of the top of the accommodating box 210 is provided with a horizontal circumferential extending edge 220 which is vertical to the side wall of the accommodating box 210; the accommodating box 210 is used for placing the packing box 500 to be packed, and the horizontal edge of the packing box 500 is attached to the circumferential extending edge 220 when in use.
As shown in fig. 2, the nitrogen charging assembly includes a first frame 300, a first pressing plate 310, an inlet pipe 320, and a nitrogen storage tank (not shown); the first frame 300 is a gate-shaped frame; the first frame 300 is covered in the middle of the bedplate 120; the first pressing plate 310 is connected to the inner top of the first frame 300; the first pressing plate 310 is horizontally disposed; the vertical height of the first pressing plate 310 can be adjusted and the first pressing plate 310 can extend into the middle groove 130 (so as to adapt to accommodating boxes 210 with different heights).
The first pressing plate 310 is provided with an air inlet 311; the air inlet hole 311 is communicated with one end of an air inlet pipe 320; the other end of the air inlet pipe 320 is communicated with the nitrogen storage tank through an electromagnetic valve (not shown); the first pressing plate 310 further defines an air outlet 312.
The upper surface of the circumferential extension 220 can be in sliding contact with the bottom surface of the first pressing plate 310; when the accommodation box 210 moves to the lower middle portion of the first pressure plate 310, the top-view projections of the air inlet holes 311 and the air outlet holes 312 are located in the accommodation box 210.
As shown in fig. 3 and 4, the sealing assembly includes a second frame 400, a discharging rotating shaft 411, a supporting rod 410, a first rotating shaft 421, a second rotating shaft 431, a third rotating shaft 441, a fourth rotating shaft 451, a second pressing plate 460, an electrically controlled hydraulic telescopic rod 470, a driving motor (not shown), a heat sealing strip 461 and a cutter 462.
The second frame 400 is also a gate-shaped frame; the second frame 400 is covered on the bedplate 120; the second frame 400 is positioned at the rear of the first frame 300; the number of struts 410 is 2; 2 struts 410 are all fixed to the outer top of the second frame 400; the discharging rotating shaft 411 is rotatably connected between the 2 supporting rods 410.
The first rotating shaft 421, the second rotating shaft 431, the third rotating shaft 441 and the fourth rotating shaft 451 are all rotatably connected to the second frame 400; the first rotating shaft 421 is connected between the 2 first links 420, and the 2 first links 420 are connected to the second frame 400; the second rotating shaft 431 is connected between 2 second connecting rods 430, and 2 second connecting rods 430 are connected to the second frame 400; the third rotating shaft 441 is connected between 2 third connecting rods 440, and the 2 third connecting rods 440 are connected to the second frame 400; the fourth rotating shaft 451 is connected between 2 fourth links 450, and the 2 fourth links 450 are connected to the second frame 400; the first and second rotating shafts 421 and 431 are both located between the first and second frames 300 and 400; the first rotation shaft 421 is higher than the second rotation shaft 431; the third rotating shaft 441 and the fourth rotating shaft 451 are both positioned at the other side of the second frame 400 opposite to the first rotating shaft 421; the fourth rotating shaft 451 is higher than the third rotating shaft 441; the driving motor is drivingly connected to the fourth shaft 451.
The upper part of the second pressing plate 460 is connected to the inner top of the second frame 400 through the electric control hydraulic telescopic rod 470; the second press plate 460 is horizontally arranged; neither the second rotating shaft 431 nor the third rotating shaft 441 is lower than the first pressing plate 310; the bottom surface of the second pressing plate 460 is attached with a heat seal strip 461.
As shown in fig. 5, the bottom surface of the second platen 460 is provided with a knife edge 462 along the outer edge of the heat seal bar 461; the guillotine 462 is perpendicular to the bottom surface of the second platen 460; the edge of the knife 462 is at the same level as the lowermost bottom of the heat seal bar 461.
When the containment box 210 is moved to the lower and middle portion of the second pressure plate 460, the top view projection of the guillotine 462 lies within the circumferential ledge 220; and a top view projection of heat seal bar 461 is located within circumferential lip 220.
The working principle is as follows: as shown in fig. 6, when the nitrogen-filling packaging machine works, the packaging box 500 is placed in the accommodating box 210, the horizontal edge of the packaging box 500 is attached to the circumferential extending edge 220, the packaging film 600 is sleeved on the coiled material, the packaging film 600 is pulled out and sequentially passes through the first rotating shaft 421, the second rotating shaft 431, the third rotating shaft 441 and the fourth rotating shaft 451 and is wound on the fourth rotating shaft 451, the fourth rotating shaft 451 is driven by the driving motor to rotate and drive the packaging film 600 to move, so that the automatic packaging operation is completed, and the second pressing plate 460 is located above the packaging film 600 between the second rotating shaft 431 and the third rotating shaft 441.
After the food to be packaged is placed in the packaging box 500, the conveyor belt 140 is started; the packaging box 500 is conveyed to the position below the first pressing plate 310, at the moment, the conveying belt 140 stops, the air inlet pipe 320 is communicated with the nitrogen storage tank, nitrogen enters the air inlet hole 311 from the air inlet pipe 320 and is filled into the packaging box 500, and original air in the packaging box 500 is extruded from the air outlet hole 312, so that the nitrogen filling operation of the packaging box 500 is completed.
After the nitrogen filling operation is completed, the conveyor belt 140 is started again, the packaging box 500 moves to the position below the second pressing plate 460 under the action of the conveyor belt 140, then the electric control hydraulic telescopic rod 470 extends to enable the second pressing plate 460 to move downwards, so that the heat sealing strip 461 and the cutter 462 are pressed on the circumferential extending edge 220 and are kept for a certain time, at the moment, the heat sealing strip 461 works to attach and seal the packaging film 600 to the packaging box 500, and the cutter 462 cuts the packaging film 600, so that the heat sealing and cutting operations on the packaging box 500 are completed; then the electric control hydraulic telescopic rod 470 is shortened, the second pressing plate 460 is lifted, the conveying motor works, the conveying belt 140 conveys the accommodating box 210 together with the packaging box 500 to the rear, the driving motor works to pull the packaging film 600 backwards, so that the packaging film 600 which is not cut is pulled to the lower part of the second pressing plate 460 to facilitate the next heat sealing and cutting operation.
The nitrogen-filled packaging machine can fill nitrogen into box-shaped packaging products for packaging; and simple structure, degree of automation is high, realizes and promotes easily.
In addition, the conveyer belt 140 is made of rubber, so that the friction force can be increased.
Meanwhile, the top projections of the first pressing plate 310 and the second pressing plate 460 are both rectangular; the center line in the length direction of the first presser plate 310 and the center line in the length direction of the second presser plate 460 are both located on the same vertical plane as the center line in the length direction of the center groove 130.
The inlet holes 311 and the outlet holes 312 are symmetrical about a center line in the length direction of the first presser plate 310; the top view projection of the containment box 210 is rectangular; the top projection of heat seal 461 and guillotine 462 is rectangular.
The above technical solution is suitable for the case when the packing box 500 is a rectangular parallelepiped.
In addition, as shown in fig. 1, 3 and 4, the first rotating shaft 421 and the fourth rotating shaft 451 are located at the same height; the second rotating shaft 431 and the third rotating shaft 441 are positioned at the same height; the first rotating shaft 421, the second rotating shaft 431, the third rotating shaft 441, the fourth rotating shaft 451 and the discharging rotating shaft 411 are parallel to each other. Through the technical scheme, the packaging film 600 can move more smoothly.
In addition, as shown in fig. 2, the nitrogen charging assembly further includes a middle connecting rod 330, a threaded rod 340 and a fixing nut 350.
The upper part of the first pressing plate 310 is fixedly connected with a middle connecting rod 330; the top of the middle connecting rod 330 is fixedly connected with a threaded rod 340; the top of the first frame 300 is provided with a screw hole; the threaded rod 340 is arranged through the screw hole in a matching manner and extends out of the top of the first frame 300; the threaded rod 340 is sleeved with a fixing nut 350; the bottom of the fixing nut 350 is in contact with the top of the first frame 300.
Through the technical scheme, the height of the first pressing plate 310 can be adjusted, and the specific adjusting method is to screw the fixing nut 350, so that the threaded rod 340 can move up and down, and further the first pressing plate 310 is driven to move up and down.
In addition, as shown in fig. 2, the nitrogen charging assembly further comprises a limit sleeve rod 360 and a limit sleeve 370.
The limit sleeve rod 360 is vertically and fixedly connected to the top of the first pressing plate 310; the limiting sleeve 370 is vertically and fixedly connected to the inner top of the first frame 300; the stop collar rod 360 is slidably inserted into the stop sleeve 370.
Through the technical scheme, the first pressing plate 310 cannot shake or shift when moving up and down.
Further, heat seal bar 461 is an electrically controlled heat seal bar 461; the nitrogen-filled packaging machine further comprises a control assembly (not shown); the control assembly includes a first switch, a second switch, a third switch, a fourth switch, a fifth switch, and a processor.
The first switch is in control connection with the conveying motor; the second switch is in control connection with the electromagnetic valve; the third switch is in control connection with the electric control hydraulic telescopic rod 470; the fourth switch is in control connection with the heat seal strip 461; and the fifth switch is in control connection with the driving motor. Through setting up first switch, second switch, third switch, fourth switch and fifth switch for the staff can carry out manual control to corresponding part.
The conveying motor, the electromagnetic valve, the electric control hydraulic telescopic rod 470, the heat sealing strip 461 and the driving motor are all in control connection with the processor. The components can be automatically started and stopped, so that the automatic operation of the nitrogen filling packaging machine is realized.
Further, as shown in fig. 1 and 2, the intersection of the bottom surface of the first presser plate 310 and the side surface near the front end of the platen 120 is provided with a rounded corner. Facilitating the movement of the package 500 under the first pressing plate 310.
Meanwhile, the bottom surface of the first pressing plate 310 is made of stainless steel and is subjected to matte treatment. This allows the packing box 500 to be more smoothly in sliding contact with the bottom surface of the first pressing plate 310.
Meanwhile, the housing box 210 has a plurality of different models; the housing boxes 210 of different models have different outer dimensions. Different outer dimensions accommodate the cartridge 210 to accommodate different sizes of packages 500.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The nitrogen-filling packaging machine is characterized by comprising a conveying assembly, a nitrogen-filling assembly and a sealing assembly; the conveying assembly comprises a rack, a bedplate, a conveying belt, a conveying motor and an accommodating box; the bedplate is horizontally arranged on the rack; a middle groove is formed in the middle of the bedplate along the length direction; the conveying belt is horizontally arranged in the middle groove and extends along the length of the middle groove; the conveying motor drives the conveying belt; the conveying direction of the conveying belt is from the front end to the rear end of the bedplate;
the accommodating box is detachably connected to the conveying belt; the upper part of the accommodating box is open; the peripheral edge of the top of the accommodating box is provided with a horizontal circumferential extending edge which is vertical to the side wall of the accommodating box;
the nitrogen charging assembly comprises a first frame, a first pressing plate, an air inlet pipe and a nitrogen storage tank; the first frame is a door-shaped frame; the first frame covers the middle part of the bedplate; the first pressing plate is connected to the inner top of the first frame; the first pressing plate is horizontally arranged; the vertical height of the first pressing plate can be adjusted, and the first pressing plate can extend into the middle groove;
the first pressing plate is provided with an air inlet; the air inlet hole is communicated with one end of the air inlet pipe; the other end of the air inlet pipe is communicated with the nitrogen storage tank; the first pressing plate is also provided with an air outlet;
the upper surface of the circumferential extending edge can be in sliding contact with the bottom surface of the first pressing plate; when the accommodating box moves to the position below the first pressing plate and close to the middle part, the overlooking projections of the air inlet hole and the air outlet hole are both positioned in the accommodating box;
the sealing assembly comprises a second frame, a discharging rotating shaft, a supporting rod, a first rotating shaft, a second rotating shaft, a third rotating shaft, a fourth rotating shaft, a second pressing plate, an electric control hydraulic telescopic rod, a driving motor, a heat sealing strip and a cutter;
the second frame is also a door-shaped frame; the second frame covers the bedplate; the second frame is positioned behind the first frame; the number of the supporting rods is 2; 2 supporting rods are fixed at the outer top of the second frame; the discharging rotating shaft is rotatably connected among the 2 support rods;
the first rotating shaft, the second rotating shaft, the third rotating shaft and the fourth rotating shaft are all rotatably connected to the second frame; the first rotating shaft and the second rotating shaft are both positioned between the first frame and the second frame; the first rotating shaft is higher than the second rotating shaft; the third rotating shaft and the fourth rotating shaft are both positioned on the other side of the second frame opposite to the first rotating shaft; the fourth rotating shaft is higher than the third rotating shaft; the driving motor is in driving connection with the fourth rotating shaft;
the upper part of the second pressure plate is connected to the inner top of the second frame through the electric control hydraulic telescopic rod; the second pressing plate is horizontally arranged; the second rotating shaft and the third rotating shaft are not lower than the first pressing plate; the bottom surface of the second pressing plate is provided with the heat sealing strip in an attaching mode;
the bottom surface of the second pressing plate is provided with the cutter along the outer edge of the heat seal strip; the cutter is perpendicular to the bottom surface of the second pressing plate; the cutting edge of the cutter and the lowest end of the bottom of the heat seal bar are positioned at the same height;
when the accommodating box moves to the lower part and the middle part of the second pressing plate, the overlooking projection of the cutter is positioned in the circumferential extending edge; and the overlook projection of the heat seal strip is positioned in the circumferential extending edge.
2. The nitrogen-filling packaging machine as claimed in claim 1, wherein the other end of the air inlet pipe is communicated with the nitrogen storage tank through an electromagnetic valve; the conveyer belt is made of rubber.
3. The nitrogen-filled packaging machine as claimed in claim 1, wherein the first and second platens each have a rectangular plan view; the middle line of the first pressing plate in the length direction and the middle line of the second pressing plate in the length direction are both positioned on the same vertical plane with the middle line of the middle groove in the length direction;
the air inlet hole and the air outlet hole are symmetrical with the center line of the first pressing plate in the length direction; the overlook projection of the accommodating box is rectangular; the heat seal strip and the top projection of the cutter are rectangular.
4. The nitrogen-filled packing machine as claimed in claim 1, wherein said first rotating shaft and said fourth rotating shaft are located at the same height; the second rotating shaft and the third rotating shaft are positioned at the same height; the first rotating shaft, the second rotating shaft, the third rotating shaft, the fourth rotating shaft and the discharging rotating shaft are parallel to each other.
5. The nitrogen-filling packaging machine as claimed in claim 1, wherein the nitrogen-filling assembly further comprises a middle connecting rod, a threaded rod and a fixing nut;
the upper part of the first pressure plate is fixedly connected with the middle connecting rod; the top of the middle connecting rod is fixedly connected with the threaded rod; the top of the first frame is provided with a screw hole; the threaded rod is arranged in the threaded hole in a penetrating mode in a matched mode and extends out of the top of the first frame; the threaded rod is sleeved with the fixing nut; the bottom of the fixing nut is in contact with the top of the first frame.
6. The nitrogen-filling packaging machine as claimed in claim 5, wherein the nitrogen-filling assembly further comprises a limit sleeve rod and a limit sleeve;
the limiting sleeve rod is vertically and fixedly connected to the top of the first pressing plate; the limiting sleeve is vertically and fixedly connected to the inner top of the first frame; the limiting sleeve rod is embedded into the limiting sleeve in a sliding mode.
7. The nitrogen-filled packaging machine as claimed in claim 1, wherein said heat-seal bar is an electrically controlled heat-seal bar; the nitrogen-filling packaging machine further comprises a control assembly; the control assembly comprises a first switch, a second switch, a third switch, a fourth switch, a fifth switch and a processor;
the first switch is in control connection with the conveying motor; the second switch is in control connection with the electromagnetic valve; the third switch is in control connection with the electric control hydraulic telescopic rod; the fourth switch is in control connection with the heat seal bar; the fifth switch is in control connection with the driving motor;
the conveying motor, the electromagnetic valve, the electric control hydraulic telescopic rod, the heat sealing strip and the driving motor are all in control connection with the processor.
8. The nitrogen-filled packing machine as claimed in claim 1, wherein the intersection of the bottom surface of said first pressing plate and the side surface near the front end of said platen is provided with a rounded corner.
9. The nitrogen-filling packaging machine as claimed in claim 1, wherein the bottom surface of the first pressing plate is made of stainless steel and is matte-finished.
10. A nitrogen-filled packing machine as claimed in any one of claims 1 to 9, wherein said containment box has a plurality of different models; the accommodating boxes of different models have different external dimensions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911126662.2A CN110683116A (en) | 2019-11-18 | 2019-11-18 | Nitrogen filling packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911126662.2A CN110683116A (en) | 2019-11-18 | 2019-11-18 | Nitrogen filling packaging machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113682569A (en) * | 2021-10-21 | 2021-11-23 | 江苏博甲生物科技有限公司 | Beverage processing capper |
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Application publication date: 20200114 |