CN113200239A - Cotton packaging film - Google Patents

Cotton packaging film Download PDF

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Publication number
CN113200239A
CN113200239A CN202110493909.5A CN202110493909A CN113200239A CN 113200239 A CN113200239 A CN 113200239A CN 202110493909 A CN202110493909 A CN 202110493909A CN 113200239 A CN113200239 A CN 113200239A
Authority
CN
China
Prior art keywords
packaging film
film unit
binder layer
membrane
cotton
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110493909.5A
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Chinese (zh)
Inventor
何钢婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinjiang Baili Agricultural Technology Co ltd
Original Assignee
Xinjiang Baili Agricultural Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xinjiang Baili Agricultural Technology Co ltd filed Critical Xinjiang Baili Agricultural Technology Co ltd
Priority to CN202110493909.5A priority Critical patent/CN113200239A/en
Publication of CN113200239A publication Critical patent/CN113200239A/en
Pending legal-status Critical Current

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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
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/02—Wrappers or flexible covers
    • 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
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/02—Wrappers or flexible covers
    • B65D65/22—Details

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)

Abstract

The utility model relates to a cotton packing film belongs to agricultural packaging material's technical field, including a plurality of packaging film units that connect gradually, be equipped with the first district that easily tears between two adjacent packaging film units, be connected with the connecting band between two adjacent packaging film units, the connecting band is including peeling off the membrane, bonding left binder layer on back end packaging film unit and bonding the right binder layer on the anterior segment packaging film, left side binder layer and right binder layer are located the same one side of packaging film unit, peel off membrane one end adhesion on left binder layer, the crooked folding right binder layer adhesion of making of anterior segment packaging film unit adhesion on the stripping film of the other end, left side binder layer and right binder layer are located the upper and lower both sides of peeling off the membrane respectively. The stripping film of the cotton coating film can be stripped from the right adhesive layer more smoothly, so that the packaged cotton is not easy to scatter.

Description

Cotton packaging film
Technical Field
The application relates to the technical field of agricultural packaging materials, in particular to a cotton coating film.
Background
When an existing automatic cotton picker works, cotton can be collected and packaged, a winding film is mounted on a winding drum of the cotton picker and is divided into a plurality of packaging sections, and each packaging section comprises a non-adhesive winding film section and an adhesive winding film section. The Chinese patent with publication number CN110606276A discloses a cotton packing roll film, which comprises a roll film base material consisting of a plurality of end-to-end packing sections, wherein each packing section comprises a viscous zone and a non-viscous zone connected with the viscous zone, one end of the viscous zone of the former packing section, which is connected with the non-viscous zone of the latter packing section, is a folding end bent in a Z shape, a separable bonding structure is arranged between two end faces of the folding end, which are close to the concave part in the middle of the viscous zone, the separable bonding structure comprises a strong adhesive layer, a separable layer and a bonding agent layer, the strong adhesive layer and the bonding agent layer are respectively positioned on two end faces of the folding end, which are close to the concave part in the middle of the viscous zone, and the separable layer is positioned between the strong adhesive layer and the bonding agent layer; the boundary part of the adhesive area of the former packaging section and the non-adhesive area of the latter packaging section is provided with a tearing line for separation during packaging. The separable bonding structure comprises a strong adhesive layer, a separable layer and an adhesive layer, wherein when the roll film is rolled on the winding drum, the separable layer covers the adhesive layer to prevent different layers rolled on the winding drum from being bonded with each other; but when the web is unwound and the cotton is wrapped, the release layer will peel away from the adhesive layer at the end of one wrapping section cycle and completely separate, the adhesive layer being used to adhere to the next adhesive area for sealing at the end of the wrapping section cycle; when one packing section cycle finishes, the winding drum stops rotating, the packed cotton can cause the tear line to split because of the pulling force that rotational inertia produced, separate the packing section when being used for packing to can accomplish packing once.
With respect to the related art in the above, the inventors consider that: in the process of packaging and pulling the cotton packaging film, the separable layer must be peeled off from the adhesive layer firstly, then the tear line is cracked to enable the adhesive layer to be bonded on the next layer of adhesive area for sealing, if the tear line is broken firstly, the subsequent separable layer cannot be peeled off from the adhesive layer, so that the adhesive layer cannot be bonded on the next layer of adhesive area for sealing, and the packaged cotton is easy to scatter.
Disclosure of Invention
In order to enable the stripping film to be stripped from the right adhesive layer more smoothly and enable the packed cotton not to be prone to being scattered, the application provides a cotton coating film.
The application provides a cotton coating film adopts following technical scheme:
the utility model provides a cotton is beaten diolame, is equipped with first easily tearing the district including a plurality of packaging film units that connect gradually between two adjacent packaging film units, is connected with the connecting band between two adjacent packaging film units, the connecting band is including peeling off the membrane, bonding left binder layer on back end packaging film unit and bonding the right binder layer on anterior segment packaging film, left side binder layer and right binder layer are located the same one side of packaging film unit, peel off membrane one end adhesion on left binder layer, the crooked folding right binder layer adhesion that makes of anterior segment packaging film unit is on the stripping film of the other end, left side binder layer and right binder layer are located the upper and lower both sides of peeling off the membrane respectively.
By adopting the technical scheme, after the two adjacent packaging film units generate pulling force, firstly, the right adhesive layer can be slowly peeled off from the peeling film, the bent and folded part of the front section packaging film unit can be straightened, and when the two adjacent packaging film units are subsequently pulled continuously, the two adjacent packaging film units can be disconnected in the first easy-to-tear area, so that the two adjacent packaging film units are separated; because the both ends of peel off the membrane are the bonding with two adjacent packaging film units respectively, even at the in-process of dragging, first easily tear the district and take place the disconnection earlier after, two adjacent packaging film units still can link together through the connecting band, follow-up in-process of dragging, peel off the membrane and just can peel off from the right binder layer under the effect of back section packaging film unit, right binder layer still bonds on the section packaging film unit in front, the effect of dual fail-safe can be realized to such structure, make the peel off membrane can peel off from right binder layer more smoothly, make the cotton of packing difficult the condition that scatters to appear.
Optionally, the first easy-tear region includes a plurality of through holes linearly arranged along the width direction of the packaging film unit.
Optionally, the pitch of the through-holes gradually decreases from the center position of the packaging film unit to the left and right sides in the width direction thereof.
By adopting the technical scheme, the middle positions of the two packaging film units are disconnected earlier than the two sides in the process of pulling the two packaging film units, so that the packaging film units are not prone to deviation.
Optionally, the size of the through hole gradually decreases from the central position of the packaging film unit to the left and right sides in the width direction thereof.
By adopting the technical scheme, the middle positions of the two packaging film units are disconnected earlier than the two sides in the process of pulling the two packaging film units, so that the packaging film units are not prone to deviation.
Optionally, the first easy-tearing area is a long strip-shaped through hole extending along the width direction of the packaging film unit.
Through adopting above-mentioned technical scheme, first easily tear the district and be rectangular shape through-hole, two adjacent packaging film units take place the in-process of dragging, only need the both sides of packaging film unit to take place the separation that the disconnection can realize two packaging film units.
Optionally, the other side of the peeling film relative to the right adhesive layer is provided with a lower adhesive layer mutually adhered to the front section packaging film unit, and the peeling film is provided with a second easily-torn area.
By adopting the technical scheme, after the stripping film is stripped from the right adhesive layer, the stripping film can be left with viscosity, the sticky stripping film is left at the front half part of the rear section packaging film unit, and the sticky stripping film can be bonded with cotton in the subsequent packaging process, so that the subsequent unpacking can be influenced; and this application makes two adjacent packaging film units take place to separate the back through the setting in the easy tear area of second, and the peel off membrane also can divide into two halves, and half bonds on back end packaging film unit through left adhesive layer, and half bonds on the latter half of anterior segment packaging film unit through lower adhesive layer in addition, and follow-up in-process in the packing has sticky peel off membrane can bond on the outer wall of packaging film unit, can not bond with the cotton to make things convenient for subsequent bale breaking.
In summary, the present application includes at least one of the following beneficial technical effects:
after the disconnection takes place earlier with back end packaging film unit at present section packaging film unit, because peel off membrane one end bonds on preceding section packaging film unit, the other end bonds on back end packaging film unit to follow-up in-process pulling, peel off the membrane and also can peel off from right adhesive layer smoothly, make the cotton of packing the condition of scattering not easily appearing.
Set up the second and easily tear the district on peel off the membrane, take place the disconnection back with back end packaging film unit at the current section packaging film unit, peel off the membrane and also can divide into two halves, and half is fixed with back end packaging film unit bonding, and half is fixed with front end packaging film unit in addition, and such structure makes to leave sticky peel off the membrane and is difficult for bonding with the cotton, makes things convenient for subsequent bale breaking.
Drawings
Fig. 1 is a schematic structural diagram of the first embodiment.
Fig. 2 is a schematic structural view of the release film of fig. 1 after being peeled from the right adhesive layer.
Fig. 3 is a schematic structural view of the front packaging film unit and the rear packaging film unit in fig. 2 after being disconnected.
FIG. 4 is a schematic view of a first tear area according to one embodiment.
Fig. 5 is a schematic structural diagram of the second embodiment.
Fig. 6 is a schematic view of the structure of fig. 5 after the release film is peeled from the right adhesive layer.
Fig. 7 is a schematic structural view of the front packaging film unit and the rear packaging film unit in fig. 6 after being cut off.
FIG. 8 is a schematic view of the second tear area of the second embodiment.
Description of reference numerals: 1. a first tear away zone; 2. a connecting belt; 21. stripping the film; 22. a left binder layer; 23. a right adhesive layer; 3. a through hole; 4. a strip-shaped through hole; 5. a lower adhesive layer; 6. a second tear away zone; 7. a front section packaging film unit; 8. and the back section is used for packaging the film unit.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
In the first embodiment, the embodiment of the application discloses a cotton coating film. Referring to fig. 1, the cotton packaging film comprises a plurality of packaging film units which are connected in sequence, a first easy-to-tear area 1 is arranged between a front section packaging film unit 7 and a rear section packaging film unit 8, and the front section packaging film unit 7 and the rear section packaging film unit 8 can be disconnected in the first easy-to-tear area 1 after being pulled; still be provided with connecting band 2 between front segment packaging film unit 7 and back end packaging film unit 8, connecting band 2 is including peeling off membrane 21, left adhesive linkage 22 and right adhesive linkage 23, left adhesive linkage 22 bonds on back end packaging film unit 8, right adhesive linkage 23 bonds on front segment packaging film unit 7, the one end adhesion of peeling off membrane 21 is on left adhesive linkage 22, the bending folding of front segment packaging film unit 7 impels right adhesive linkage 23 pressfitting adhesion on the peeling off membrane 21 of the other end, left adhesive linkage 22 and right adhesive linkage 23 are located the upper and lower both sides of peeling off membrane 21 respectively, and left adhesive linkage 22 and right adhesive linkage 23 are located the left and right sides of first easily tearing district 1 respectively.
Referring to fig. 2, after the front section of packaging film unit 7 and the rear section of packaging film unit 8 are pulled, the bent portion of the front section of packaging film unit 7 is slowly straightened, the peeling film 21 is peeled off from the right adhesive layer 23, and the right adhesive layer 23 is still adhered and fixed on the front section of packaging film unit 7; referring to fig. 3, in the process of pulling the front section of packaging film unit 7 after being straightened, the front section of packaging film unit 7 and the rear section of packaging film unit 8 are disconnected in the first easy-to-tear region 1.
Referring to fig. 4, the first easy-to-tear area 1 includes a plurality of through holes 3 arranged linearly along the width direction of the packaging film unit, the pitch of the through holes 3 is gradually reduced from the center position of the packaging film unit to the left and right sides of the width direction thereof, the size of the through holes 3 is gradually reduced from the center position of the packaging film unit to the left and right sides of the width direction thereof, so that the front section packaging film unit 7 and the rear section packaging film unit 8 are pulled, and the middle position of the first easy-to-tear area 1 is gradually disconnected from the left and right sides of the width direction of the packaging film unit, and the packaging film unit is not prone to deviation due to the structure.
The implementation principle of the cotton coating film in the embodiment of the application is as follows: initially, the left adhesive layer 22 and the right adhesive layer 23 are covered by the release film 21 to prevent the different layers from adhering to each other when the packaging film unit is wound on a roll; present section packaging film unit 7 is carrying out the in-process of packing to the cotton, the cotton can be packed in the packaging film unit by the coiling, the packaging film unit can be to the multilayer of cotton winding, after a packaging film unit is coiled, anterior segment packaging film unit 7 will produce the pulling force each other with back end packaging film unit 8, peel off the back of getting off from right binder layer 23 in peel off membrane 21, anterior segment packaging film unit 7 takes place the disconnection with back end packaging film unit 8 at first easy tear district 1 simultaneously, right binder layer 23 will bond on anterior segment packaging film unit 7's the outer wall, seal the packaging film unit that has wrapped up, thereby accomplish once packing.
Second embodiment, referring to fig. 5, the main technical features different from the first embodiment are as follows: the stripping film 21 is provided with a second easy-to-tear area 6, the first easy-to-tear area 1 corresponds to the second easy-to-tear area 6 up and down, the stripping film 21 on the other side of the right adhesive layer 23 is further bonded with a lower adhesive layer 5, and the lower adhesive layer 5 is bonded with the front end packaging film unit.
Referring to fig. 6, after the front section packaging film unit 7 and the rear section packaging film unit 8 are pulled, the bent portion of the front section packaging film unit 7 is gradually straightened, the peeling film 21 is also peeled off from the right adhesive layer 23, the right adhesive layer 23 is still adhered and fixed on the front section packaging film unit 7, and the peeling film 21 is still adhered to the front section packaging film unit 7 through the lower adhesive layer 5; referring to fig. 7, in the process of continuously pulling the front packaging film unit 7 after being straightened, the front packaging film unit 7 and the rear packaging film unit 8 are cut off in the first easy-to-tear region 1, and the peeling film 21 is also cut off in the second easy-to-tear region 6 and is divided into two halves, one half of which is bonded to the rear packaging film unit 8 through the left adhesive layer 22, and the other half of which is bonded to the rear half of the front packaging film unit 7 through the lower adhesive layer 5.
Referring to fig. 8, the second easy-to-tear area 6 is a strip-shaped through hole 4 extending along the width direction of the packaging film unit, and the structure of the first easy-to-tear area 1 is the same as that of the second easy-to-tear area 6.
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. The utility model provides a membrane is beaten to cotton, is equipped with first easy district (1) of tearing including a plurality of packaging film units that connect gradually between two adjacent packaging film units, its characterized in that: be connected with connecting band (2) between two adjacent packaging film units, connecting band (2) are including peeling off membrane (21), bonding left binder layer (22) on back end packaging film unit (8) and bonding right binder layer (23) on anterior segment packaging film, left side binder layer (22) and right binder layer (23) are located the same one side of packaging film unit, peeling off membrane (21) one end adhesion on left binder layer (22), and anterior segment packaging film unit (7) bending folding makes right binder layer (23) pressfitting adhesion on peeling off membrane (21) of the other end, left side binder layer (22) and right binder layer (23) are located the upper and lower both sides of peeling off membrane (21) respectively.
2. The cotton coating film according to claim 1, wherein: the first easy-tearing area (1) comprises a plurality of through holes (3) which are linearly arranged along the width direction of the packaging film unit.
3. The cotton coating film according to claim 2, wherein: the pitch of the through holes (3) is gradually reduced from the center position of the packaging film unit to the left side and the right side of the width direction of the packaging film unit.
4. The cotton coating film according to claim 2, wherein: the size of the through hole (3) is gradually reduced from the central position of the packaging film unit to the left side and the right side of the width direction of the packaging film unit.
5. The cotton coating film according to claim 1, wherein: the first easy-tearing area (1) is a long strip-shaped through hole (4) extending along the width direction of the packaging film unit.
6. The cotton coating film according to claim 1, wherein: the other side of the stripping film (21) relative to the right adhesive layer (23) is provided with a lower adhesive layer (5) mutually adhered with the front section packaging film unit (7), and the stripping film (21) is provided with a second easily-torn area (6).
CN202110493909.5A 2021-05-07 2021-05-07 Cotton packaging film Pending CN113200239A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110493909.5A CN113200239A (en) 2021-05-07 2021-05-07 Cotton packaging film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110493909.5A CN113200239A (en) 2021-05-07 2021-05-07 Cotton packaging film

Publications (1)

Publication Number Publication Date
CN113200239A true CN113200239A (en) 2021-08-03

Family

ID=77029064

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110493909.5A Pending CN113200239A (en) 2021-05-07 2021-05-07 Cotton packaging film

Country Status (1)

Country Link
CN (1) CN113200239A (en)

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