CN114889971A - Degradable express packaging bag and preparation method thereof - Google Patents

Degradable express packaging bag and preparation method thereof Download PDF

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Publication number
CN114889971A
CN114889971A CN202210448750.XA CN202210448750A CN114889971A CN 114889971 A CN114889971 A CN 114889971A CN 202210448750 A CN202210448750 A CN 202210448750A CN 114889971 A CN114889971 A CN 114889971A
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China
Prior art keywords
bag
packaging bag
image
express delivery
acquisition unit
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Pending
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CN202210448750.XA
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Chinese (zh)
Inventor
吴承轩
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Zhejiang Fuhe Degradable New Material Co ltd
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Zhejiang Fuhe Degradable New Material Co ltd
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Priority to CN202210448750.XA priority Critical patent/CN114889971A/en
Publication of CN114889971A publication Critical patent/CN114889971A/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
    • B65D29/00—Sacks or like containers made of fabrics; Flexible containers of open-work, e.g. net-like construction
    • 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
    • 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
    • B65D33/00—Details of, or accessories for, sacks or bags
    • 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
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/004—Information or decoration elements, e.g. level indicators, detachable tabs or coupons
    • 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
    • B65D65/38—Packaging materials of special type or form
    • B65D65/46—Applications of disintegrable, dissolvable or edible materials
    • B65D65/466—Bio- or photodegradable packaging materials
    • 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

Abstract

The invention discloses a degradable express packaging bag, which comprises: the label bag comprises a bag body, wherein a transparent label bag is arranged on one side of the bag body; the seal and the bag body are integrally formed, and a first double-sided adhesive layer is arranged on the inner side of the seal; the second double-sided adhesive layer is arranged at the opening of the transparent label bag. The invention also discloses a preparation method of the degradable express packaging bag, which comprises the following steps: s1, dispersing starch, glycerin, organic high molecular polymer, a dispersing agent, a toughening agent, a photodegradation agent and a filler into deionized water; s2, adding the mixture into a double-screw extruder; according to the express delivery packaging bag, the transparent label bag is arranged on one side of the bag body, so that a logistics label can be placed inside the transparent label bag when the express delivery packaging bag is actually used, the express delivery packaging bag can be conveniently scanned when express delivery enters and exits a warehouse, the first double-sided adhesive layer is arranged on the inner side of the opening, and the second double-sided adhesive layer is arranged on the opening of the transparent label bag, so that the opening of the express delivery packaging bag is conveniently sealed.

Description

Degradable express packaging bag and preparation method thereof
Technical Field
The invention relates to the technical field of express delivery packaging bags, in particular to a degradable express delivery packaging bag; the invention also relates to a preparation method of the degradable express packaging bag.
Background
Along with the rapid development of the logistics express industry, the demand for various packaging bags in the express process is more and more.
The existing express packaging bag has the following defects:
1. the plastic material is adopted, so that the degradation is not easy to occur, and the environmental pollution is caused;
2. the logistics label is directly pasted on the surface of the express packaging bag, and has no positioning structure, so that certain difficulty is caused in subsequent inflow in-out warehouse scanning;
in order to solve the problems, a degradable express packaging bag and a preparation method thereof are provided.
Disclosure of Invention
The invention aims to provide a degradable express packaging bag and a preparation method thereof, and aims to solve the problems that the express packaging bag is made of plastic materials, is not easy to degrade and causes environmental pollution, and a flow label is directly stuck to the surface of the express packaging bag without any positioning structure and causes certain difficulty in subsequent inflow in-out warehouse scanning.
In order to achieve the purpose, the invention provides the following technical scheme:
a degradable express delivery package comprising:
the label bag comprises a bag body, wherein a transparent label bag is arranged on one side of the bag body;
the seal and the bag body are integrally formed, and a first double-sided adhesive layer is arranged on the inner side of the seal;
the second double-sided adhesive layer is arranged at the opening of the transparent label bag.
A preparation method of a degradable express packaging bag comprises the following steps:
s1, dispersing starch, glycerin, organic high molecular polymer, a dispersing agent, a toughening agent, a photodegradation agent and a filler into deionized water, stirring for 30-40 minutes, and adding baking soda to adjust the pH value to 8.5 to obtain a mixture;
s2, adding the mixture into a double-screw extruder, and performing melt extrusion granulation at the screw rotation speed of 100-;
s3, forming a film at the processing temperature of 175-190 ℃ by a tape casting method or an extrusion method, uniformly covering degradation-assisted scales in the film forming process, and combining the film with the degradation-assisted scales after cooling and forming;
s4, cutting the film into a first film piece and a second film piece with the same width by using a cutting machine, wherein the length of the first film piece is 1.5 times that of the second film piece;
s5, carrying out hot pressing edge sealing on three sides of the first film sheet and the second film sheet through a hot press to obtain a bag blank;
s6, folding the redundant part of the first film sheet in half, and then carrying out three-edge heat sealing on the redundant part of the first film sheet by adopting a hot press, wherein the opening of the redundant part of the first film sheet is arranged corresponding to the opening of the bag blank to manufacture a semi-finished bag;
s7, mounting the transparent label bag on the outer wall of the finished bag by adopting a hot press to manufacture the finished bag;
s8, mounting the finished product bag on a special adhesive tape sticking jig, and placing the adhesive tape sticking jig on an adhesive tape sticking machine to stick adhesive tapes at the mouth of the finished product bag and the mouth of the transparent label bag;
and S9, detecting the finished product bags pasted with the adhesive tapes through a visual detection system, packaging the finished product bags qualified in detection, and completing preparation.
Preferably, the rubberizing jig comprises:
the upper end of the bottom plate is symmetrically provided with two groups of first grooves, and sliding assemblies are arranged inside the two groups of first grooves;
and the upper end of the supporting plate is respectively provided with a fixed clamping structure and a movable clamping structure.
Preferably, the second recess has been seted up to the upper surface of backup pad, the inside fixed mounting of second recess has the guide rail, slidable mounting has damping slide block on the guide rail, activity clamping structure is located damping slide block's upper surface.
Preferably, the fixed clamp structure includes:
the L-shaped fixing plate is provided with a plurality of through holes at equal intervals;
the plug-in post is inserted in the through hole in a sliding mode, a pressing block is arranged at one end of the plug-in post, and a pull head is arranged at the other end of the plug-in post;
the compression spring is sleeved on the insertion column, and two ends of the compression spring respectively abut against the upper surface of the pressing block and the side wall of the L-shaped fixing plate.
Preferably, the lower end of the pressing block is fixedly bonded with a rubber pad, and the rubber pad is an elastic rubber pad with a rough surface.
Preferably, the movable clamping structure comprises:
contraband font fixed block, Contraband font fixed block is last the symmetry to be seted up two sets of screw holes, the internal thread of screw hole is installed set screw, set screw's lower extreme is provided with the rough surface's elastic rubber pad.
Preferably, the sliding assembly includes:
the polishing device comprises a polished rod, wherein a sleeve is slidably sleeved on the polished rod, a connecting plate is integrally formed on the sleeve, a supporting plate is fixedly installed on the upper surface of the connecting plate, and a handle is arranged on the supporting plate.
Preferably, the visual inspection system in step S9 includes:
a first acquisition unit: the first acquisition unit is used for acquiring a first product express packaging bag image through a first image sensor, inputting the first product express packaging bag image into a first preprocessing module, and acquiring a first image set, wherein the first image set is a multi-dimensional acquisition result, and the multi-dimensional acquisition result is specifically that the express packaging bag is acquired at multiple angles and multiple distances through the first image sensor, and the acquired product express packaging bag image is subjected to noise reduction processing through the first preprocessing module, so that the multi-dimensional acquisition result of the first express packaging bag is acquired;
a second acquisition unit: the second acquisition unit is used for sequentially performing feature extraction on the first image set to obtain a first image feature set, wherein the first image feature set comprises a first appearance feature subset and a first composition feature subset;
a third acquisition unit: the third acquisition unit is used for acquiring a first display surface according to the first product, wherein the first display surface is a display area of the first image set;
a fourth acquisition unit: the fourth acquisition unit is used for constructing a first plane coordinate system based on the first display surface, and performing position identification on the first image set to obtain first image position identification information;
a fifth acquisition unit: the fifth acquisition unit is used for inputting the first appearance feature subset, the first composition feature subset and the first image position identification information into a first decoration quality evaluation model to obtain a first evaluation result;
a judging unit: the judging unit is used for obtaining a first evaluation threshold value and judging whether the first evaluation result meets the first evaluation threshold value;
an identification unit: the identification unit is used for identifying first qualified label information for the first express delivery packaging bag image when the first evaluation result meets the first evaluation threshold value.
In summary, due to the adoption of the technology, the invention has the beneficial effects that:
according to the express packaging bag, the express packaging bag is prepared from starch, glycerol, an organic high-molecular polymer, a dispersing agent, a toughening agent, a photodegradable agent and a filler, and compared with the existing express packaging bag prepared from plastics, the express packaging bag is degradable, so that the pollution to the environment is avoided to a certain extent;
on the basis of the beneficial effects, the first double-sided adhesive layer and the second double-sided adhesive layer are arranged on the inner side of the seal, so that the seal of the express packaging bag is facilitated;
on the basis of the beneficial effects, the transparent label bag is arranged on one side of the bag body, so that the logistics label can be placed in the transparent label bag in actual use, and express packaging bags can be conveniently scanned when express is delivered into and out of a warehouse.
Drawings
FIG. 1 is a schematic structural view of a degradable express packaging bag of the present invention;
FIG. 2 is a schematic structural view of the taping jig of the present invention;
FIG. 3 is a schematic structural view of a sliding assembly of the taping jig of the present invention;
fig. 4 is a schematic structural view of a fixing and clamping structure of a rubberizing jig according to the present invention.
In the figure: 1. a bag body; 2. a transparent label bag; 3. a first double-sided adhesive layer; 4. a second double-sided adhesive layer; 5. a base plate; 6. a first groove; 7. a sliding assembly; 8. a support plate; 9. fixing the clamping structure; 10. a movable clamping structure; 11. a second groove; 12. a guide rail; 13. a damping slider; 14. an L-shaped fixing plate; 15. a through hole; 16. inserting the column; 17. briquetting; 18. a compression spring; 19. a rubber pad; 20. contraband font fixed block; 21. a threaded hole; 22. a set screw; 23. a polish rod; 24. a sleeve; 25. a connecting plate; 26. a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The invention provides a degradable express delivery packaging bag shown in figure 1, which comprises:
the express delivery packaging bag comprises a bag body 1, wherein a transparent label bag 2 is arranged on one side of the bag body 1, and the transparent label bag 2 is arranged on one side of the bag body 1, so that a logistics label can be placed inside the transparent label bag 2 in actual use, and express delivery packaging bags can be scanned conveniently when being put in and taken out of a warehouse;
the sealing 2 is integrally formed with the bag body 1, and the inner side of the sealing 2 is provided with a first double-sided adhesive layer 3;
the setting is provided with first double-sided adhesive layer 3 in the inboard of sealing 2 at the second double-sided adhesive layer 4 of 2 mouths of transparent label bag to and at the second double-sided adhesive layer 4 of 2 mouths of transparent label bag, be convenient for seal of express packaging bag.
The invention also provides a preparation method of the degradable express delivery packaging bag shown in the figures 2-4, which comprises the following steps:
s1, dispersing starch, glycerin, organic high molecular polymer, a dispersing agent, a toughening agent, a photodegradation agent and a filler into deionized water, stirring for 30-40 minutes, and adding baking soda to adjust the pH value to 8.5 to obtain a mixture; the express packaging bag is prepared from starch, glycerol, an organic high-molecular polymer, a dispersing agent, a toughening agent, a photodegradable agent and a filler, and compared with the existing express packaging bag prepared from plastic, the express packaging bag is degradable, so that the pollution to the environment is avoided to a certain extent;
s2, adding the mixture into a double-screw extruder, and performing melt extrusion granulation at the screw rotation speed of 100-;
s3, forming a film at the processing temperature of 175-190 ℃ by a tape casting method or an extrusion method, uniformly covering degradation-assisted scales in the film forming process, and combining the film with the degradation-assisted scales after cooling and forming;
s4, cutting the film into a first film piece and a second film piece with the same width by using a cutting machine, wherein the length of the first film piece is 1.5 times that of the second film piece;
s5, carrying out three-edge hot pressing edge sealing on the first film sheet and the second film sheet through a hot press to obtain a bag blank;
s6, folding the redundant part of the first film sheet in half, then carrying out three-edge heat sealing on the redundant part of the first film sheet by adopting a hot press, and making the opening of the redundant part of the first film sheet correspond to the opening of the bag blank to form a semi-finished bag;
s7, mounting the transparent label bag on the outer wall of the finished bag by adopting a hot press to manufacture the finished bag;
s8, mounting the finished product bag on a special adhesive tape sticking jig, and placing the adhesive tape sticking jig on an adhesive tape sticking machine to stick adhesive tapes at the mouth of the finished product bag and the mouth of the transparent label bag;
rubberizing tool includes:
the upper end of the bottom plate 5 is symmetrically provided with two groups of first grooves 6, and sliding assemblies 7 are arranged inside the two groups of first grooves 6;
a supporting plate 8 arranged on the sliding component 7, and a fixed clamping structure 9 and a movable clamping structure 10 are respectively arranged at the upper end of the supporting plate 8.
Further, a second groove 11 is formed in the upper surface of the supporting plate 8, a guide rail 12 is fixedly mounted inside the second groove 11, a damping slide block 13 is slidably mounted on the guide rail 12, and the movable clamping structure 10 is located on the upper surface of the damping slide block 13;
specifically, the fixed clamp structure 9 includes:
the L-shaped fixing plate 14 is provided with a plurality of through holes 15 at equal intervals;
the plug-in post 16 is inserted in the through hole 15 in a sliding mode, one end of the plug-in post 16 is provided with a pressing block 17, and the other end of the plug-in post 16 is provided with a pull head 17;
the compression spring 18 is sleeved on the insertion column 16, two ends of the compression spring 18 respectively abut against the upper surface of the pressing block 17 and the side wall of the L-shaped fixing plate 14, a rubber pad 19 is fixedly bonded at the lower end of the pressing block 17, and the rubber pad 19 is an elastic rubber pad with a rough surface;
the movable clamp structure 10 includes:
the Contraband-shaped fixing block 20 and the Contraband-shaped fixing block 20 are symmetrically provided with two groups of threaded holes 21, positioning screws 22 are arranged in the threaded holes 21 in a threaded manner, and elastic rubber pads with rough surfaces are arranged at the lower ends of the positioning screws 22;
the slide module 7 includes:
a sleeve 24 is slidably sleeved on the polish rod 23, a connecting plate 25 is integrally formed on the sleeve 24, the supporting plate 8 is fixedly arranged on the upper surface of the connecting plate 25, and a handle 26 is arranged on the supporting plate 8;
s9, detecting the finished product bags pasted with the adhesive tapes through a visual detection system, packaging the finished product bags qualified in detection, and completing preparation;
the visual detection system in step S9 includes:
a first acquisition unit: the first acquisition unit is used for acquiring a first product express packaging bag image through a first image sensor, inputting the first product express packaging bag image into a first preprocessing module, and acquiring a first image set, wherein the first image set is a multi-dimensional acquisition result, and the multi-dimensional acquisition result is specifically that the express packaging bag is acquired at multiple angles and multiple distances through the first image sensor, and the acquired product express packaging bag image is subjected to noise reduction through the first preprocessing module, so that the multi-dimensional acquisition result of the first express packaging bag is acquired;
a second acquisition unit: the second acquisition unit is used for sequentially extracting features of the first image set to obtain a first image feature set, wherein the first image feature set comprises a first appearance feature subset and a first composition feature subset;
a third acquisition unit: the third acquisition unit is used for acquiring a first display surface according to the first product, wherein the first display surface is a display area of the first image set;
a fourth acquisition unit: the fourth acquisition unit is used for constructing a first plane coordinate system based on the first display surface, and performing position identification on the first image set to obtain first image position identification information;
a fifth acquisition unit: the fifth acquisition unit is used for inputting the first appearance feature subset, the first composition feature subset and the first image position identification information into the first decoration quality evaluation model to obtain a first evaluation result;
a judging unit: the judging unit is used for obtaining a first evaluation threshold value and judging whether the first evaluation result meets the first evaluation threshold value;
an identification unit: the identification unit is used for identifying first qualified label information for the first express packaging bag image when the first evaluation result meets a first evaluation threshold value.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims (9)

1. A degradable express delivery package bag, comprising:
the label bag comprises a bag body (1), wherein a transparent label bag (2) is arranged on one side of the bag body (1);
the sealing opening (2) is integrally formed with the bag body (1), and a first double-sided adhesive layer (3) is arranged on the inner side of the sealing opening (2);
and the second double-sided adhesive layer (4) is arranged at the opening of the transparent label bag (2).
2. A preparation method of a degradable express delivery packaging bag is characterized by comprising the following steps:
s1, dispersing starch, glycerin, organic high molecular polymer, a dispersing agent, a toughening agent, a photodegradation agent and a filler into deionized water, stirring for 30-40 minutes, and adding baking soda to adjust the pH value to 8.5 to obtain a mixture;
s2, adding the mixture into a double-screw extruder, and performing melt extrusion granulation at the screw rotation speed of 100-;
s3, forming a film at the processing temperature of 175-190 ℃ by a tape casting method or an extrusion method, uniformly covering degradation-assisted scales in the film forming process, and combining the film with the degradation-assisted scales after cooling and forming;
s4, cutting the film into a first film piece and a second film piece with the same width by using a cutting machine, wherein the length of the first film piece is 1.5 times that of the second film piece;
s5, carrying out hot pressing edge sealing on three sides of the first film sheet and the second film sheet through a hot press to obtain a bag blank;
s6, folding the redundant part of the first film sheet in half, and then carrying out three-edge heat sealing on the redundant part of the first film sheet by adopting a hot press, wherein the opening of the redundant part of the first film sheet is arranged corresponding to the opening of the bag blank to manufacture a semi-finished bag;
s7, mounting the transparent label bag on the outer wall of the finished bag by adopting a hot press to manufacture the finished bag;
s8, mounting the finished product bag on a special adhesive tape sticking jig, and placing the adhesive tape sticking jig on an adhesive tape sticking machine to stick adhesive tapes at the mouth of the finished product bag and the mouth of the transparent label bag;
and S9, detecting the finished product bags pasted with the adhesive tapes through a visual detection system, packaging the finished product bags qualified in detection, and completing preparation.
3. The method for preparing a degradable express delivery packaging bag according to claim 2, wherein the method comprises the following steps: the rubberizing tool includes:
the device comprises a bottom plate (5), wherein two groups of first grooves (6) are symmetrically formed in the upper end of the bottom plate (5), and sliding assemblies (7) are arranged inside the two groups of first grooves (6);
a supporting plate (8) arranged on the sliding component (7), wherein the upper end of the supporting plate (8) is respectively provided with a fixed clamping structure (9) and a movable clamping structure (10).
4. The method for preparing a degradable express delivery packaging bag according to claim 3, wherein the method comprises the following steps: second recess (11) have been seted up to the upper surface of backup pad (8), the inside fixed mounting of second recess (11) has guide rail (12), slidable mounting has damping slide block (13) on guide rail (12), activity clamping structure (10) are located the upper surface of damping slide block (13).
5. The method for preparing a degradable express delivery packaging bag according to claim 3, wherein the method comprises the following steps: the fixed clamping structure (9) comprises:
the L-shaped fixing plate (14), a plurality of through holes (15) are arranged on the L-shaped fixing plate (14) at equal intervals;
the plug-in post (16) is inserted in the through hole (15) in a sliding mode, one end of the plug-in post (16) is provided with a pressing block (17), and the other end of the plug-in post (16) is provided with a pull head (17);
and the compression spring (18) is sleeved on the insertion column (16), and two ends of the compression spring (18) respectively abut against the upper surface of the pressing block (17) and the side wall of the L-shaped fixing plate (14).
6. The method for preparing a degradable express delivery packaging bag according to claim 5, wherein the method comprises the following steps: the lower end of the pressing block (17) is fixedly bonded with a rubber pad (19), and the rubber pad (19) is an elastic rubber pad with a rough surface.
7. The method for preparing a degradable express delivery packaging bag according to claim 3, wherein the method comprises the following steps: the movable clamping structure (10) comprises:
contraband font fixed block (20), Contraband font fixed block (20) go up the symmetry and have seted up two sets of screw holes (21), set screw (22) are installed to the internal thread of screw hole (21), the lower extreme of set screw (22) is provided with the rough elastic rubber pad in surface.
8. The method for preparing a degradable express delivery packaging bag according to claim 3, wherein the method comprises the following steps: the sliding assembly (7) comprises:
polished rod (23), sliding sleeve is equipped with sleeve (24) on polished rod (23), integrated into one piece has connecting plate (25) on sleeve (24), backup pad (8) fixed mounting in the upper surface of connecting plate (25), be provided with handle (26) on backup pad (8).
9. The method for preparing a degradable express delivery packaging bag according to claim 2, wherein the method comprises the following steps: the visual inspection system in step S9 includes:
a first acquisition unit: the first acquisition unit is used for acquiring a first product express packaging bag image through a first image sensor, inputting the first product express packaging bag image into a first preprocessing module, and acquiring a first image set, wherein the first image set is a multi-dimensional acquisition result, and the multi-dimensional acquisition result is specifically that the express packaging bag is acquired at multiple angles and multiple distances through the first image sensor, and the acquired product express packaging bag image is subjected to noise reduction processing through the first preprocessing module, so that the multi-dimensional acquisition result of the first express packaging bag is acquired;
a second acquisition unit: the second acquisition unit is used for sequentially performing feature extraction on the first image set to obtain a first image feature set, wherein the first image feature set comprises a first appearance feature subset and a first composition feature subset;
a third acquisition unit: the third acquisition unit is used for acquiring a first display surface according to the first product, wherein the first display surface is a display area of the first image set;
a fourth acquisition unit: the fourth acquisition unit is used for constructing a first plane coordinate system based on the first display surface, and performing position identification on the first image set to obtain first image position identification information;
a fifth acquisition unit: the fifth acquisition unit is used for inputting the first appearance feature subset, the first composition feature subset and the first image position identification information into a first decoration quality evaluation model to obtain a first evaluation result;
a judging unit: the judging unit is used for obtaining a first evaluation threshold value and judging whether the first evaluation result meets the first evaluation threshold value;
an identification unit: the identification unit is used for identifying first qualified label information for the first express delivery packaging bag image when the first evaluation result meets the first evaluation threshold value.
CN202210448750.XA 2022-04-26 2022-04-26 Degradable express packaging bag and preparation method thereof Pending CN114889971A (en)

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Cited By (1)

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CN117077548A (en) * 2023-10-16 2023-11-17 石家庄长川电气科技有限公司 Artificial intelligent selection method and system for preparation parameters of melt-blown non-woven fabric

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