CN110329573B - Nitrogen charging device and sealing machine - Google Patents
Nitrogen charging device and sealing machine Download PDFInfo
- Publication number
- CN110329573B CN110329573B CN201910684120.0A CN201910684120A CN110329573B CN 110329573 B CN110329573 B CN 110329573B CN 201910684120 A CN201910684120 A CN 201910684120A CN 110329573 B CN110329573 B CN 110329573B
- Authority
- CN
- China
- Prior art keywords
- air
- insertion pipe
- air inlet
- air exhaust
- charging device
- Prior art date
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 47
- 238000007789 sealing Methods 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000003780 insertion Methods 0.000 claims abstract description 44
- 230000037431 insertion Effects 0.000 claims abstract description 44
- 238000000605 extraction Methods 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229910001873 dinitrogen Inorganic materials 0.000 claims 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004806 packaging method and process Methods 0.000 description 21
- 230000000740 bleeding effect Effects 0.000 description 6
- 238000005086 pumping Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B65B31/06—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 the nozzle being arranged for insertion into, and withdrawal from, the mouth of a filled container and operating in conjunction with means for sealing the container mouth
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vacuum Packaging (AREA)
Abstract
The invention discloses a nitrogen charging device which comprises an air inlet insertion pipe, an air inlet pipeline and a nitrogen cylinder which are sequentially communicated, wherein the air inlet pipeline is provided with an air inlet valve, the nitrogen charging device further comprises an air exhaust insertion pipe and an air exhaust pipeline which are mutually communicated, the air exhaust pipeline is provided with an air exhaust valve, and the nitrogen charging device further comprises a mounting frame, and the air inlet insertion pipe and the air exhaust insertion pipe are both in sliding connection with the mounting frame in the up-down direction. The invention also discloses a sealing machine, which comprises the nitrogen charging device, and further comprises a bag opening mechanism, a blanking mechanism, a bag clamping mechanism and a heat sealing mechanism. The invention has the advantages of simple structure, simple control, good air evacuation effect, and can pump out the original residual air in the air inlet insertion pipe only by controlling the opening and closing of the air extraction valve and the air inlet valve.
Description
Technical Field
The invention relates to the field of machining equipment, in particular to a nitrogen charging device and a sealing machine.
Background
Most of the nitrogen filling sealing mechanisms in the prior art use the same cannula in two working procedures of air extraction and air inflation, the inflation and air extraction states of the cannula are changed by changing the states of the valve on the air path, nitrogen is immediately filled after air extraction, a part of air can not be discharged after the cannula is ended, the air can be mixed with the filled nitrogen and is filled into the packaging bag together, more air is contained in the packaging bag, and the anti-oxidation effect of the article is reduced to a certain extent.
In order to clean the air in the cannula, chinese patent with the publication number of CN204197424U and the name of sealing mechanism capable of sucking vacuum and filling nitrogen, discloses a nitrogen filling packaging machine, which comprises an air suction and nitrogen filling mechanism, wherein the air suction and nitrogen filling mechanism comprises an outer pipe and an inner pipe, the outer pipe is sleeved outside the inner pipe, and the outer pipe and the inner pipe can slide relatively; in the air extraction stage, the inner tube and the outer tube are simultaneously extracted; in the scavenging stage, the inner tube fills nitrogen into the packaging bag, and the outer tube continuously pumps air outwards to sweep the air in the packaging bag; in the inflation stage, the outer tube stops pumping air, and the inner tube continuously blows nitrogen into the packaging bag until the nitrogen content in the packaging bag is enough. The invention can reduce the air content in the packaging bag.
However, in the technical scheme in the above patent, the air path is relatively complex, the outer pipe needs to be connected with an air suction path, the inner pipe needs to be connected with an air suction and nitrogen charging path, the valve is relatively more, and the control process is relatively complex.
Disclosure of Invention
The invention aims to solve the technical problems that: the utility model provides a nitrogen charging device and capper, solves the nitrogen charging device structure among the prior art and controls complicated problem.
The invention solves the technical problems as follows:
the utility model provides a nitrogen charging device, includes intake cannula, air inlet pipeline, the nitrogen bottle of intercommunication in proper order, be equipped with the admission valve on the intake pipeline, still including the intubate of bleeding, the pipeline of bleeding of intercommunication each other, be equipped with the bleeder valve on the exhaust pipeline, still include the mounting bracket, intake cannula, bleed the intubate all with the mounting bracket is in upper and lower direction sliding connection.
Further, a first air cylinder and a second air cylinder are arranged on the mounting frame, and output ends of the first air cylinder and the second air cylinder are respectively connected with the air inlet insertion pipe and the air exhaust insertion pipe.
Optionally, the lower end of the air inlet cannula is arranged below the air exhaust cannula.
Optionally, the cross section of air inlet cannula, the intubate of bleeding is fan-shaped, air inlet cannula, the intubate of bleeding all include flat side wall and arc lateral wall, air inlet cannula's flat side wall with the flat side wall butt of intubate of bleeding.
Further, the mounting frame is provided with a mounting through hole, the air inlet insertion pipe and the air exhaust insertion pipe are arranged in the mounting through hole, and the air inlet insertion pipe and the air exhaust insertion pipe are in sliding connection with the mounting through hole.
The sealing machine comprises the nitrogen charging device, and further comprises a bag opening mechanism, a discharging mechanism, a bag clamping mechanism and a heat sealing mechanism.
Further, the bag opening mechanism comprises a sucker and a bag opening cylinder, the blanking mechanism is arranged above the bag opening mechanism, the nitrogen charging device is arranged beside the blanking mechanism, the bag clamping mechanism comprises a clamping roller and a bag clamping cylinder, the heat sealing mechanism comprises a heating roller and a heat sealing cylinder, and the sucker, the clamping roller and the heating roller are vertically arranged.
Further, an elastic layer is arranged on the clamping roller.
The beneficial effects of the invention are as follows: the structure is simple, the control is simple, only the opening and closing of the air extracting valve and the air inlet valve are controlled, the original residual air in the air inlet insertion pipe can be extracted, and the air exhausting effect is good.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the invention, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.
FIG. 1 is a schematic view of a nitrogen charging apparatus of the present invention;
FIG. 2 is a schematic view of an inlet cannula of the present invention;
fig. 3 is a schematic view of the sealer of the present invention.
Detailed Description
The conception, specific structure, and technical effects produced by the present invention will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present invention. It is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present invention based on the embodiments of the present invention. In addition, all connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to a connection structure that may be better formed by adding or subtracting connection aids depending on the particular implementation. The technical features in the invention can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1 to 3, this is an embodiment of the present invention, in particular:
including intake cannula 111, inlet line 112, the nitrogen bottle 113 of intercommunication in proper order, be equipped with admission valve 114 on the inlet line 112, still include the intubate of bleeding 121, the extraction line 122 of intercommunication each other, be equipped with extraction valve 123 on the extraction line 122, still include mounting bracket 130, intake cannula 111, extraction intubate 121 all with mounting bracket 130 upper and lower direction sliding connection.
When the sealing machine is used, the air inlet insertion pipe 111 and the air exhaust insertion pipe 121 are both extended into the packaging bag, the air exhaust valve 123 is opened to vacuumize the packaging bag, after a certain vacuum degree is achieved, the air inlet valve 114 is opened to start nitrogen filling, the air exhaust valve 123 is closed after a certain time of nitrogen filling, when a certain time of nitrogen filling is needed, the air inlet valve 114 is closed, and then the air inlet insertion pipe 111 and the air exhaust insertion pipe 121 are both removed from the packaging bag to perform subsequent sealing action. The structure of this application is simple, and control is simple, only needs the opening and closing of control extraction valve 123 and admission valve 114, sets up the opening time point of admission valve 114 before the closing time point of extraction valve 123, can take out originally remaining air in the air inlet cannula 111, and it is effectual to find out the air.
Further, the mounting frame 130 is provided with a first cylinder 131 and a second cylinder 132, and output ends of the first cylinder 131 and the second cylinder 132 are respectively connected with the air inlet cannula 111 and the air exhaust cannula 121. The arrangement can control the up-and-down movement of the air inlet insertion tube 111 and the air exhaust insertion tube 121 respectively, the height difference of the lower ends of the air inlet insertion tube 111 and the air exhaust insertion tube 121 is adjusted, the heights of the lower ends of the air inlet insertion tube 111 and the air exhaust insertion tube 121 can be the same or different, the vacuum pumping and the nitrogen charging can be carried out from different parts of the packaging bag, and generally, the vacuum pumping is carried out from the upper part, the nitrogen charging is carried out from the lower part, and the air exhausting effect is best.
Further, the lower end of the air inlet cannula 111 is disposed below the air extraction cannula 121. The upper part of the packaging bag is vacuumized, the lower part is filled with nitrogen, air flow in the packaging bag flows from bottom to top, the nitrogen extrudes air out of the packaging bag from the lower part, and the emptying and nitrogen filling effects are better.
Optionally, the cross sections of the air inlet cannula 111 and the air extraction cannula 121 are fan-shaped, and the air inlet cannula 111 and the air extraction cannula 121 comprise flat side walls and arc side walls, and the flat side walls of the air inlet cannula 111 are abutted with the flat side walls of the air extraction cannula 121. Thus, the air leakage is not easy between the air inlet cannula 111 and the air extraction cannula 121, the overall shape of the air inlet cannula 111 and the air extraction cannula 121 is similar to that of one cannula, and the bag clamping mechanism in the prior art can be directly matched with the nitrogen charging device of the application to be used without air leakage from gaps between the packaging bag and the air inlet cannula 111 and the air extraction cannula 121.
Optionally, the mounting frame 130 is provided with a mounting through hole, the air inlet cannula 111 and the air exhaust cannula 121 are all disposed in the mounting through hole, and the air inlet cannula 111 and the air exhaust cannula 121 are both slidably connected with the mounting through hole. The mounting through holes ensure the stability of the relative positions of the air inlet cannula 111 and the air exhaust cannula 121, and avoid the transverse mutual sliding between the air inlet cannula 111 and the air exhaust cannula 121.
The sealing machine comprises the nitrogen charging device, and further comprises a bag opening mechanism, a discharging mechanism 3, a bag clamping mechanism and a heat sealing mechanism.
After the bag opening mechanism opens the packaging bag, the blanking mechanism 3 is used for blanking, the air inlet insertion pipe 111 and the air exhaust insertion pipe 121 in the nitrogen filling mechanism are inserted into the packaging bag, after the blanking is finished, the bag clamping mechanism is used for clamping the opening of the packaging bag, the air inlet insertion pipe 111 and the air exhaust insertion pipe 121, vacuumizing and nitrogen filling are carried out, after the nitrogen filling is finished, the nitrogen filling mechanism is returned to the original position, the heat sealing mechanism is used for clamping the opening of the packaging bag, heat sealing is carried out, and the bag clamping mechanism is returned to the original position, so that the nitrogen filling and sealing of the packaging bag can be finished.
Further, the bag opening mechanism comprises a sucker 21 and a bag opening cylinder 22, the blanking mechanism 3 is arranged above the bag opening mechanism, the nitrogen charging device is arranged beside the blanking mechanism 3, the bag clamping mechanism comprises a clamping roller 41 and a bag clamping cylinder 42, and the heating roller 51 and the heat sealing cylinder 52 of the heat sealing mechanism are vertically arranged. In the technical scheme, each mechanism is compact in structure and occupies small space.
The nip roller 41 is provided with an elastic layer. The elastic layer can be deformed according to the shapes of the air inlet cannula 111 and the air extraction cannula 121, so that the air inlet cannula 111 and the air extraction cannula 121 are prevented from being clamped to cause the air to be unable to circulate.
While the preferred embodiments of the present invention have been illustrated and described, the present invention is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present invention, and these are intended to be included in the scope of the present invention as defined in the appended claims.
Claims (5)
1. A nitrogen charging device, characterized in that: the nitrogen gas inlet device comprises an air inlet insertion pipe (111), an air inlet pipeline (112) and a nitrogen gas bottle (113) which are sequentially communicated, wherein an air inlet valve (114) is arranged on the air inlet pipeline (112), the nitrogen gas inlet device further comprises an air exhaust insertion pipe (121) and an air exhaust pipeline (122) which are mutually communicated, an air exhaust valve (123) is arranged on the air exhaust pipeline (122), and the nitrogen gas inlet device further comprises a mounting frame (130), and the air inlet insertion pipe (111) and the air exhaust insertion pipe (121) are both in sliding connection with the mounting frame (130) in the up-down direction; the lower end of the air inlet insertion pipe (111) is arranged below the air extraction insertion pipe (121); the cross sections of the air inlet insertion pipe (111) and the air exhaust insertion pipe (121) are fan-shaped, the air inlet insertion pipe (111) and the air exhaust insertion pipe (121) comprise flat side walls and arc side walls, and the flat side walls of the air inlet insertion pipe (111) are abutted with the flat side walls of the air exhaust insertion pipe (121); the mounting frame (130) is provided with a mounting through hole, the air inlet insertion pipe (111) and the air exhaust insertion pipe (121) are respectively arranged in the mounting through hole, and the air inlet insertion pipe (111) and the air exhaust insertion pipe (121) are respectively connected with the mounting through hole in a sliding mode.
2. A nitrogen charging apparatus as claimed in claim 1, wherein: the mounting frame (130) is provided with a first air cylinder (131) and a second air cylinder (132), and output ends of the first air cylinder (131) and the second air cylinder (132) are respectively connected with the air inlet insertion tube (111) and the air exhaust insertion tube (121).
3. A sealing machine, characterized in that: the nitrogen charging device according to any one of claims 1-2, further comprising a bag opening mechanism, a blanking mechanism (3), a bag clamping mechanism and a heat sealing mechanism.
4. A capper as claimed in claim 3, wherein: the bag opening mechanism comprises a sucker (21) and a bag opening cylinder (22), the blanking mechanism (3) is arranged above the bag opening mechanism, the nitrogen charging device is arranged beside the blanking mechanism (3), the bag clamping mechanism comprises a clamping roller (41) and a bag clamping cylinder (42), the heat sealing mechanism comprises a heating roller (51) and a heat sealing cylinder (52), and the sucker (21), the clamping roller (41) and the heating roller (51) are vertically arranged.
5. The capper of claim 4, wherein: an elastic layer is arranged on the clamping roller (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910684120.0A CN110329573B (en) | 2019-07-26 | 2019-07-26 | Nitrogen charging device and sealing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910684120.0A CN110329573B (en) | 2019-07-26 | 2019-07-26 | Nitrogen charging device and sealing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110329573A CN110329573A (en) | 2019-10-15 |
| CN110329573B true CN110329573B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910684120.0A Active CN110329573B (en) | 2019-07-26 | 2019-07-26 | Nitrogen charging device and sealing machine |
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| Country | Link |
|---|---|
| CN (1) | CN110329573B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111846366B (en) * | 2020-07-22 | 2021-08-17 | 成都开图医疗系统科技有限公司 | Reagent filling equipment and method in oxygen-free environment |
| CN113060334B (en) * | 2021-04-28 | 2022-07-12 | 红塔烟草(集团)有限责任公司 | Gas replacement device in packaging bag |
| CN113060336B (en) * | 2021-04-28 | 2022-07-19 | 红塔烟草(集团)有限责任公司 | Device and method for replacing gas in loose material packaging bag |
| CN113060335B (en) * | 2021-04-28 | 2022-07-12 | 红塔烟草(集团)有限责任公司 | Oxygen reduction, storage, sealing and packaging equipment for tobacco products |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5458165A (en) * | 1994-10-19 | 1995-10-17 | Liebmann, Jr.; George W. | Gas actuator assembly |
| CN103523270A (en) * | 2012-07-05 | 2014-01-22 | 江苏仅一包装技术有限公司 | Nitrogen-filled packing control system |
| JP2014151923A (en) * | 2013-02-06 | 2014-08-25 | Furukawa Mfg Co Ltd | Gas replacement device |
| CN105197287A (en) * | 2015-10-07 | 2015-12-30 | 俞松炜 | Nitrogen-filling packaging machine |
| KR20170119866A (en) * | 2016-04-20 | 2017-10-30 | 박화춘 | rotary type automatic packing apparatus |
| CN207374757U (en) * | 2017-11-23 | 2018-05-18 | 海南国健高科技乳业有限公司 | A kind of evacuation nitrogen charging device |
| JP2018138470A (en) * | 2017-02-24 | 2018-09-06 | 不双産業株式会社 | Filling and packaging method and filling and packaging device |
| JP3221836U (en) * | 2019-04-12 | 2019-06-20 | 株式会社トーヨー | Gas displacement packaging machine provided with pressing device for flat spring member |
| CN210364542U (en) * | 2019-07-26 | 2020-04-21 | 佛山科学技术学院 | Nitrogen charging device and sealing machine |
-
2019
- 2019-07-26 CN CN201910684120.0A patent/CN110329573B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5458165A (en) * | 1994-10-19 | 1995-10-17 | Liebmann, Jr.; George W. | Gas actuator assembly |
| CN103523270A (en) * | 2012-07-05 | 2014-01-22 | 江苏仅一包装技术有限公司 | Nitrogen-filled packing control system |
| JP2014151923A (en) * | 2013-02-06 | 2014-08-25 | Furukawa Mfg Co Ltd | Gas replacement device |
| CN105197287A (en) * | 2015-10-07 | 2015-12-30 | 俞松炜 | Nitrogen-filling packaging machine |
| KR20170119866A (en) * | 2016-04-20 | 2017-10-30 | 박화춘 | rotary type automatic packing apparatus |
| JP2018138470A (en) * | 2017-02-24 | 2018-09-06 | 不双産業株式会社 | Filling and packaging method and filling and packaging device |
| CN207374757U (en) * | 2017-11-23 | 2018-05-18 | 海南国健高科技乳业有限公司 | A kind of evacuation nitrogen charging device |
| JP3221836U (en) * | 2019-04-12 | 2019-06-20 | 株式会社トーヨー | Gas displacement packaging machine provided with pressing device for flat spring member |
| CN210364542U (en) * | 2019-07-26 | 2020-04-21 | 佛山科学技术学院 | Nitrogen charging device and sealing machine |
Non-Patent Citations (1)
| Title |
|---|
| 新型多功能真空充氮一体化包装机设计;徐立, 肖衡;包装与食品机械(第02期);全文 * |
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| Publication number | Publication date |
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| CN110329573A (en) | 2019-10-15 |
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