CN113086391B - Anti-rubbing air column bag, air column film and air column bag processing technology - Google Patents
Anti-rubbing air column bag, air column film and air column bag processing technology Download PDFInfo
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- CN113086391B CN113086391B CN202110322765.7A CN202110322765A CN113086391B CN 113086391 B CN113086391 B CN 113086391B CN 202110322765 A CN202110322765 A CN 202110322765A CN 113086391 B CN113086391 B CN 113086391B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
- B65D31/04—Bags or like containers made of paper and having structural provision for thickness of contents with multiple walls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B70/20—Cutting sheets or blanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/03—Wrappers or envelopes with shock-absorbing properties, e.g. bubble films
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bag Frames (AREA)
Abstract
The application relates to an anti-rubbing air column bag, which comprises a first film and a second film, wherein the upper part and the lower part of the first film and the second film are respectively provided with an upper heat sealing strip and a lower heat sealing strip, an air valve film heat sealing strip is arranged below the upper heat sealing strip, a plurality of vertical air column heat sealing strips are arranged between the air valve film heat sealing strip and the lower heat sealing strip, an air inlet channel is formed between the upper heat sealing strip and the air valve film heat sealing strip, an independent air storage bag formed between two adjacent air column heat sealing strips is an air column body, and each air column body is provided with a one-way air valve film communicated with the air inlet channel at the air valve film heat sealing strip; the gas column comprises a gas column body, wherein the gas column body is provided with a film body, two ends of the film body are respectively and correspondingly fixed on the inner surfaces of a first film and a second film, the first film and the second film are arranged in a transparent mode, the tensile force of the film body is smaller than that of the first film and that of the second film, and fillers are filled in the film body. This application has the reduction and aerifys the possible effect that the in-process air column bag took place to prop explode to the air column bag.
Description
Technical Field
The application relates to the technical field of gas column bags, in particular to an anti-rubbing gas column bag, a gas column film and a gas column bag processing technology.
Background
At present, during long-distance transportation and handling of objects, various collisions and jolts of the objects are always inevitable, so that fragile objects can be damaged in the transportation process, and great loss is brought to people. To deal with this problem, it is common to place various types of elastic or flexible fillers in the packing box during transportation of the articles, so as to achieve the effect of cushioning and absorbing shock during bumping and collision, thereby protecting the articles.
The common fillers in the market generally comprise a bubble film, a gas column bag and foam, wherein the gas column bag can be widely used as an article packaging bag, and has the advantages of space saving, low cost and the like. At present, a chinese patent with an authorization publication number of CN205952691U discloses an air column bag with an internal air valve film, which has the technical key points that: the air valve film heat-sealing device comprises an upper film, a lower film and an air valve film, wherein the upper part and the lower part of the upper film and the lower film are respectively provided with an upper heat-sealing line and a lower heat-sealing line, the air valve film heat-sealing line is arranged below the upper heat-sealing line, a plurality of vertical air column heat-sealing lines are arranged between the air valve film heat-sealing line and the lower heat-sealing line, independent air storage bags formed between the adjacent air column heat-sealing lines are air columns, and the air valve film is arranged at the air valve film heat-sealing line of each air column; the air valve membrane is a one-way valve and consists of an upper air valve membrane flap and a lower air valve membrane flap, and the middle parts of the air valve membrane flaps are attached to each other and provided with air holes.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: above-mentioned scheme provides a gas column bag, can be used to carry out the buffering protection to article, but has such a problem, when aerifing the gas column, if aerify not enough then lead to gas column bag buffering effect poor, if the user operation is careless, to the gas column bag overcharge always with the gas column propping explode, cause scrapping of gas column bag to cause the waste of gas column bag, consequently need propose a new scheme and solve this problem.
Disclosure of Invention
On the one hand, reduce to carry out the gas column bag and aerify the in-process gas column bag and take place to prop the possibility of exploding, one of the purpose of this application is to provide an anti air column bag of kneading.
The application provides an anti air column bag of rubbing adopts following technical scheme:
an anti-rubbing air column bag comprises a first film and a second film, wherein an upper heat sealing strip and a lower heat sealing strip are respectively arranged at the upper part and the lower part of the first film and the second film, an air valve film heat sealing strip is arranged below the upper heat sealing strip, a plurality of vertical air column heat sealing strips are arranged between the air valve film heat sealing strip and the lower heat sealing strip, an air inlet channel is formed between the upper heat sealing strip and the air valve film heat sealing strip, one end of the air inlet channel is of an open structure to form an air injection port, an independent air storage bag formed between two adjacent air column heat sealing strips is an air column body, and each air column body is provided with a one-way air valve film communicated with the air inlet channel at the air valve film heat sealing strip; the gas column comprises a gas column body, wherein the gas column body is provided with a first film and a second film, the two ends of the gas column body are respectively and correspondingly fixed on the inner surfaces of the first film and the second film, the first film and the second film are arranged in a transparent mode, the tensile strength of the film body is smaller than that of the first film and that of the second film, and fillers are filled in the film body.
Through adopting above-mentioned technical scheme, when the user begins to aerify from inlet channel opening one side with aeration equipment, the air current is through the one-way pneumatic valve membrane of even ventilating the cylinder and is gone into the gas cylinder, the in-process is aerifyd to the gas cylinder, the both ends of the film body are respectively towards the direction removal of keeping away from each other, thereby stretch the film body, when the gas cylinder is bloated to the certain degree gradually, the film integument is dragged and is torn, the internal filler of film drops inside the gas cylinder, and then the suggestion user gas cylinder is aerifyd soon and is full of, thereby effectively avoid aerifing excessively, and then reduce the gas column bag and take place to prop broken probably because of aerifing excessively.
Preferably, the inner cavity of the air cylinder is provided with a cutting silk thread, two ends of the cutting silk thread are respectively and fixedly connected with the air valve film heat seal strip and the lower heat seal strip, and the cutting silk thread is always in a stretched straight state.
Through adopting above-mentioned technical scheme, aerify the in-process to the gas column body, the film body that is in the state of tightening is stretched and is contacted with the cutting silk thread, and the cutting silk thread cuts the film body to be convenient for the film body is pulled and is torn, the dropping of the filler of being convenient for.
Preferably, the two ends of the film body are symmetrically arranged along the cutting thread, and the cutting thread is positioned on one side of the connecting line of the two end points of the film body, which is close to the middle part of the film body.
Through adopting above-mentioned technical scheme, the film body middle part position that stretches tight contacts with the cutting silk thread, at the gas column body in-process of continuously aerifing, when the gas column body drum certain degree gradually, the middle part position that the pulling force drove the film body is drawn to the both ends of the film body and is close to cutting silk thread one side application of force towards to realize that the cutting silk thread cuts the film body, thereby be convenient for the film body is pulled and torn, the filler of being convenient for drops.
Preferably, the cutting wire is a metal wire, and a cutting edge is arranged on one side of the cutting wire facing the film body.
By adopting the technical scheme, the cutting blade is arranged, so that the metal wire can conveniently cut the film body.
Preferably, the filler comprises a colored filler liquid.
Through adopting above-mentioned technical scheme, tear when the film integument, in the filling liquid inflow gas column body that has the colour, when the user observed that the gas column is internal to be stained with filling liquid, the suggestion user gas column body was inflated soon and is full of to effectively avoid aerifing excessively, and then reduce the gas column bag and take place to strut the possibility because of aerifing excessively.
Preferably, the filler further comprises a plurality of fragments, the surface of each fragment is coated with a color, and the fragments are arranged in a triangular shape.
Through adopting above-mentioned technical scheme, when the film integument was stretched, the diameter shrink of the film integument tightly wraps up in the piece, thereby the point on the part piece is punctured the film integument by the extrusion, and the filling liquid of being convenient for flows, when the user observed that the gas column internal drops and has filled liquid, suggestion user gas column body is full of soon will aerifing to effectively avoid aerifing excessively, and then reduce the gas column bag and take place to prop the possibility broken because of aerifing excessively.
In one aspect, it is another object of the present application to provide a gas column membrane for use in an anti-rub gas column bag.
The gas column film applied to the anti-rubbing gas column bag comprises a PA film layer, an EVOH film layer and a PE film layer, wherein the EVOH film layer is thermally sealed on the outer side of the PA film layer, and the PE film layer is thermally sealed on the outer side of the EVOH film layer.
Through adopting above-mentioned technical scheme, adopt the PE membrane as the top layer, its stability is good and the PE membrane is odorless nontoxic, can not pollute with the food contact and corrode food, and the security performance is high, and the PA membrane has tensile strength, toughness is high, wear-resisting characteristics, increases the structural strength of gas column bag, and the protection gas column bag adopts its own high barrier material of EVOH in addition, and then lets it as the barrier layer, improves the barrier property, is difficult to destroy.
Preferably, the PE film layer is provided with first bumps below and a plurality of groups are arranged along the length direction of the PE film layer at equal intervals, the EVOH film layer is provided with second bumps above and a plurality of groups are arranged along the length direction of the EVOH film layer at equal intervals, and the first bumps are correspondingly matched and arranged between two adjacent groups of the first bumps.
By adopting the technical scheme, the connecting mode of the first lug and the second lug is utilized to enhance the rubbing resistance between the PE film layer and the EVOH film layer, so that the gas column film is quickly recovered after being rubbed and wrinkled, the flatness is always ensured after long-term use, and the service life of the product is long.
In another aspect, it is a further object of the present application to provide a process for producing an anti-kneading air column bag.
A processing technology of a high-strength air column bag comprises the following steps:
step S1, preparing a first film, a second film, a one-way air valve film, a film body and a cutting wire;
step S2, firstly, thermally sealing the one-way air valve film on the inner surface of the first film, aligning the first film and the second film, respectively thermally sealing and fixing the two ends of the film body on the inner surfaces of the first film and the second film, laying a cutting silk thread between the first film and the second film, laminating the first film and the second film, thermally sealing the upper heat-sealing strip, the lower heat-sealing strip, the air valve film heat-sealing strip and the air column heat-sealing strip, and forming an air inlet channel and a plurality of air column bodies in a matching way;
and step S3, inflating the gas column.
In summary, the present application includes at least one of the following beneficial technical effects:
in the process of inflating the air column body, the two ends of the film body respectively move towards the directions away from each other, so that the film body is stretched, when the air column body gradually bulges to a certain degree, the film body is pulled and torn, and the filler in the film body falls into the air column body, so that a user is prompted that the air column body is about to be inflated to be full, the excessive inflation is effectively avoided, and the possibility that the air column bag is broken due to the excessive inflation is reduced;
in the process of inflating the gas column, the stretched film body in a tensioned state is contacted with the cutting silk thread, and the cutting silk thread cuts the film body, so that the film body is conveniently pulled and torn, and the filler is conveniently dropped;
when the film body was stretched, the diameter shrink of the film body tightly wrapped in the piece, thereby the point on the part piece receives the extrusion to puncture the film body, and the filling liquid of being convenient for flows out, when the user observed that the gas cylinder body dropped and had filling liquid, the suggestion user gas cylinder body was inflated soon and is full of to effectively avoid aerifing excessively, and then reduce the gas cylinder bag and take place to prop the possibility of breaking because of aerifing excessively.
Drawings
Fig. 1 is a schematic perspective view of an anti-rubbing air column bag.
Fig. 2 is a schematic plan view of an anti-kneading air column bag.
FIG. 3 is a schematic view showing the internal structure of an anti-kneading air column bag in the air column of example 1.
FIG. 4 is a schematic view of the inner surface structure of a second film of an anti-kneading air column bag in example 2.
FIG. 5 is a schematic view showing the internal structure of an anti-kneading air column bag in the air column in example 2.
Fig. 6 is a schematic view of a structure of an anti-kneading air column bag cutting a wire in example 2.
Fig. 7 is a schematic view of the structure of the gas column membrane.
Description of reference numerals: 1. a first film; 11. heat sealing the strips; 12. heat sealing the lower strip; 13. air column heat sealing; 14. a hot seal strip of an air valve membrane; 15. an air intake passage; 2. a second film; 3. an air cylinder; 31. a one-way air valve membrane; 32. cutting a wire; 321. a cutting edge; 4. a film body; 41. a tearing groove; 42. a connecting strip; 5. a filler; 51. filling liquid; 52. fragmenting; 6. a PA film layer; 7. an EVOH film layer; 71. a second bump; 8. a PE film layer; 81. a first bump.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses an anti-rubbing air column bag.
Example 1:
an anti-rubbing air column bag, referring to fig. 1 and 2, comprises a first film 1 and a second film 2, wherein the first film 1 and the second film 2 are transparent. An upper heat sealing strip 11 and a lower heat sealing strip 12 are respectively arranged at the upper part and the lower part of the first film 1 and the second film 2, an air valve film heat sealing strip 14 is arranged below the upper heat sealing strip 11, and a plurality of vertical air column heat sealing strips 13 are arranged between the air valve film heat sealing strip 14 and the lower heat sealing strip 12.
Referring to fig. 1 and 2, an air inlet channel 15 is formed between the upper heat seal strip 11 and the air valve film heat seal strip 14, one end of the air inlet channel 15 is an opening structure to form an air injection port, an independent air storage bag formed between two adjacent air column heat seal strips 13 is an air column body 3, and a one-way air valve film 31 communicated with the air inlet channel 15 is arranged at the air valve film heat seal strip 14 of each air column body 3.
Referring to fig. 3, the inner cavity of the gas column 3 is provided with a film body 4, two ends of which are respectively and correspondingly fixed on the inner surfaces of the first film 1 and the second film 2, the tensile strength of the film body 4 is smaller than that of the first film 1 and the second film 2, two ends of the film body 4 are provided with connecting strips 42, and the connecting strips 42 are respectively fixed on the inner surfaces of the first film 1 and the second film 2 in a thermal bonding manner. The middle part of the thin film body 4 is a tearing part, tearing grooves 41 are formed in two sides of the tearing part of the thin film body 4, the tensile force in the middle part of the thin film body 4 is reduced, a filler 5 is filled in the thin film body 4, the filler 5 comprises a filling liquid 51 with color and fragments 52, the fragments 52 are provided with a plurality of pieces, the surfaces of the fragments 52 are coated with the color, and the fragments 52 are arranged in a triangular shape.
The implementation principle of the anti-kneading air column bag in the embodiment of the application is as follows: when a user starts to inflate the air bag by the inflating device from one side of the opening of the air inlet channel 15, air flow enters the air column body 3 through the one-way air valve film 31 of the continuous air column body 3, the air column body 3 is inflated, two ends of the air column body 4 move towards the mutually away directions respectively, so that the air column body 4 is stretched, when the air column body 4 is stretched, the diameter of the air column body 4 is shrunk and tightly coated on the fragments 52, sharp points on the partial fragments 52 are squeezed to puncture the air column body 4, the filling liquid 51 is convenient to flow out, when the user observes that the filling liquid 51 falls in the air column body 3, the user is prompted that the air column body 3 is inflated quickly and filled with air, and therefore the possibility that the air column bag is broken due to over inflation is effectively avoided.
Example 2: the difference from example 1 is that: referring to fig. 4, 5 and 6, a cutting wire 32 is arranged in the inner cavity of the air cylinder 3, two ends of the cutting wire 32 are respectively and fixedly connected to the air valve film heat seal strip 14 and the lower heat seal strip 12, the cutting wire 32 is a metal wire, and the cutting wire 32 is always in a stretched state. The two ends of the film body 4 are symmetrically arranged along the cutting wire 32, the cutting wire 32 is positioned at one side of the connecting line of the two end points of the film body 4, which is close to the middle part of the film body 4, and the cutting edge 321 is arranged at one side of the cutting wire 32, which faces the film body 4.
The implementation principle of the anti-kneading air column bag in the embodiment of the application is as follows: tensile tight film body 4 middle part position and cutting silk thread 32 contact, continuously aerifing the in-process to gas column body 3, bulge gradually to certain degree when gas column body 3, and the middle part position that the pulling force drove film body 4 is received at the both ends of film body 4 towards being close to cutting silk thread 32 one side application of force to realize cutting silk thread 32 and cut through film body 4, thereby be convenient for film body 4 is pulled and torn, be convenient for dropping of filler 5.
The embodiment of the application also discloses an air column film applied to the anti-rubbing air column bag, which comprises a PA film layer 6, an EVOH film layer 7 and a PE film layer 8, wherein the EVOH film layer 7 is thermally sealed on the outer side of the PA film layer 6, and the gas column film is used as the first film 1 and the second film 2, and is shown in figure 7. Adopt PE membrane as the top layer, its stability is good and PE membrane is odorless nontoxic, can not pollute with the food contact with corrode the food, and the security performance is high, and the PA membrane has tensile strength is strong, toughness is high, wear-resisting characteristics, increases the structural strength of gas column bag, and the gas column bag is protected, adopts EVOH itself to be high barrier material in addition, and then lets it as the barrier layer, improves barrier property, is difficult to destroy.
The PE film layer 8 is provided with first lugs 81 below and is provided with a plurality of groups along the length direction of the first lugs at equal intervals, the EVOH film layer 7 is provided with second lugs 71 above and is provided with a plurality of groups along the length direction of the second lugs at equal intervals, and the first lugs 81 are correspondingly matched and arranged between two adjacent groups of first lugs 81. The connecting mode of the first lug 81 and the second lug 71 is utilized to enhance the rubbing resistance between the PE film layer 8 and the EVOH film layer 7, so that the gas column film can be quickly recovered after being rubbed and wrinkled, the flatness is always ensured after long-term use, and the service life of the product is long.
The embodiment of the application also discloses a processing technology of the high-strength air column bag, which comprises the following steps:
step S1, preparing a first film 1, a second film 2, a one-way air valve film 31, a film body 4 and a cutting wire 32;
step S2, firstly, heat-sealing the one-way air valve film 31 on the inner surface of the first film 1, then aligning the first film 1 and the second film 2, respectively heat-sealing the connecting strips 42 at the two ends of the film body 4 on the inner surfaces of the first film 1 and the second film 2, laying the cutting threads 32 between the first film 1 and the second film 2, attaching the first film 1 and the second film 2, heat-sealing the upper heat-sealing strip 11, the lower heat-sealing strip 12, the air valve film heat-sealing strip 14 and the air column heat-sealing strip 13, and forming the air inlet channel 15 and the air column bodies 3 in a matching way;
step S3, the gas column 3 is inflated.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. An anti-rubbing air column bag, characterized in that: the gas storage bag comprises a first film (1) and a second film (2), wherein the first film (1) and the second film (2) are both gas column films, each gas column film comprises a PA film layer (6), an EVOH film layer (7) thermally sealed on the outer side of the PA film layer (6) and a PE film layer (8) thermally sealed on the outer side of the EVOH film layer (7), the upper part and the lower part of each first film (1) and the second film (2) are respectively provided with an upper heat sealing strip (11) and a lower heat sealing strip (12), an air valve film heat sealing strip (14) is arranged below the upper heat sealing strip (11), a plurality of vertical gas column heat sealing strips (13) are arranged between the air valve film heat sealing strips (14) and the lower heat sealing strips (12), a gas inlet channel (15) is formed between the upper heat sealing strip (11) and the air valve film heat sealing strips (14), one end of the gas inlet channel (15) is of an open structure to form a gas injection port, and an independent gas storage bag formed between two adjacent gas column heat sealing strips (13) is a gas column body (3), each air cylinder body (3) is provided with a one-way air valve film (31) communicated with the air inlet channel (15) at the air valve film heat seal strip (14); the inner cavity of the air cylinder body (3) is provided with a film body (4) of which two ends are respectively and correspondingly fixed on the inner surfaces of the first film (1) and the second film (2), the first film (1) and the second film (2) are arranged in a transparent manner, the tensile strength of the film body (4) is smaller than that of the first film (1) and the second film (2), and the film body (4) is filled with a filler (5); filler (5) are including filling liquid (51) that has the colour, filler (5) still include piece (52), piece (52) are provided with a plurality of, piece (52) surface coating has the colour, piece (52) are the triangle-shaped setting.
2. An anti-rub air column bag according to claim 1, wherein: the cutting silk thread (32) is arranged in the inner cavity of the air cylinder body (3), two ends of the cutting silk thread (32) are fixedly connected to the air valve film heat seal strip (14) and the lower heat seal strip (12) respectively, and the cutting silk thread (32) is always in a stretched straight state.
3. An anti-rub air column bag according to claim 2, wherein: the two ends of the film body (4) are symmetrically arranged along the cutting thread (32), and the cutting thread (32) is positioned on one side of the connecting line of the two end points of the film body (4) close to the middle part of the film body (4).
4. An anti-rub air column bag according to claim 3, wherein: the cutting wire (32) is a metal wire, and one side of the cutting wire (32) facing the film body (4) is provided with a cutting edge (321).
5. An anti-rub air column bag according to claim 1, wherein: the polyethylene film (8) is provided with first lugs (81) below and a plurality of groups are arranged at equal intervals along the length direction of the PE film, the EVOH film (7) is provided with second lugs (71) above and a plurality of groups are arranged at equal intervals along the length direction of the EVOH film, and the first lugs (81) are correspondingly matched and arranged between two adjacent groups of first lugs (81).
6. The process of manufacturing an anti-rub air column bag according to any one of claims 1 to 5, wherein: the method comprises the following steps:
step S1, preparing a first film (1), a second film (2), a one-way air valve film (31), a film body (4) and a cutting wire (32);
step S2, firstly, a one-way air valve film (31) is thermally sealed on the inner surface of a first film (1), then the first film (1) and a second film (2) are aligned, two ends of a film body (4) are respectively and thermally fixed on the inner surfaces of the first film (1) and the second film (2), a cutting wire (32) is laid between the first film (1) and the second film (2), the first film (1) and the second film (2) are bonded, an upper heat sealing strip (11), a lower heat sealing strip (12), an air valve film heat sealing strip (14) and an air column heat sealing strip (13) are thermally sealed, and an air inlet channel (15) and a plurality of air column bodies (3) are formed in a matching mode;
and step S3, inflating the air cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110322765.7A CN113086391B (en) | 2021-03-26 | 2021-03-26 | Anti-rubbing air column bag, air column film and air column bag processing technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110322765.7A CN113086391B (en) | 2021-03-26 | 2021-03-26 | Anti-rubbing air column bag, air column film and air column bag processing technology |
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| Publication Number | Publication Date |
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| CN113086391A CN113086391A (en) | 2021-07-09 |
| CN113086391B true CN113086391B (en) | 2022-09-06 |
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| CN113799440A (en) * | 2021-09-28 | 2021-12-17 | 江阴市航佳机械有限公司 | Gas column bag production facility |
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| TW200819362A (en) * | 2006-10-20 | 2008-05-01 | Yao-Sin Liao | Multi-sectioned air seal body and reverse flow prevention valve device |
| CN104724393B (en) * | 2015-03-06 | 2017-09-22 | 王兴明 | A kind of air bag of the inflation road without hot trace |
| CN204548907U (en) * | 2015-03-20 | 2015-08-12 | 格域包装科技（昆山）有限公司 | Inlet non return check valve continuously can tearing air cushion |
| CN210211582U (en) * | 2019-05-23 | 2020-03-31 | 厦门艾美森新材料科技股份有限公司 | Inflation film cutting device and inflator |
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