A kind of zipper pack and preparation method thereof
Technical field
The invention belongs to packaging bag technical fields, and in particular to a kind of zipper pack and preparation method thereof.
Background technique
Zippered bag can be divided into Typical zipper bag, file zippered bag and CONCEAL ZIPPER bag.The general bodily form of Typical zipper bag is larger,
Material uses woven bag, is fabricated by clear PE or OPP plastic film, and zipper is common plastics zipper, is generally used to pack
Relatively large commodity;File zippered bag can be loaded compared with multifile, select the double stratified materials of peculiar cold-resistant PVC, material flexibility
Good, moistureproof and waterproof is suitble to study, life household travel to use;CONCEAL ZIPPER bag is generally composite soft packaging, can be applied to industry
The every field such as packaging, daily use chemicals packaging, food, medicine, electronics.Current zipper pack, in filling and when pouring out powder, powder
End can retain in female zipper and sub- zipper and lead to poor sealing, so as to cause the rotten of powder article.In consideration of it, having
Necessity makes improvement to traditional zipper pack.
Summary of the invention
To solve the deficiencies in the prior art, the purpose of the present invention is to provide the sealing effects that one kind can effectively improve packaging bag
Fruit, and the zipper pack and preparation method thereof of environmentally-friendly sanitary.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
A kind of zipper pack, including bag body, bag body include first bag of body, second bag of body and round bag bottom body, first bag of body and
The both sides of the edge of second bag of body pass through heat-sealing and are joined together to form about one cylinder being open, the top peace of cylinder
Equipped with zipper, concave convex button is installed below zipper, storage area is constituted between zipper and concave convex button, is provided with first in storage area
One end of upper cover plate, the second upper cover plate, the first lower cover slip and the second lower cover slip, the first upper cover plate and the first lower cover slip is from top to bottom
Successively heat-sealing is connected to the top inner side of first bag of body, and one end of the second upper cover plate and the second lower cover slip from top to bottom successively seals
It is connected to the top inner side of second bag of body.
Preferably, the apical lateral of aforementioned first bag of body and second bag of body is separately installed with pin thread, the first upper cover plate and
It is separately installed with female thread on the outside of the outer end of second upper cover plate, between the first upper cover plate and first bag of body, the second upper cover plate and the
It is linked together by upper female thread and upper pin thread between two bags of bodies, can be covered respectively by the first upper cover plate and the second upper cover plate
Female zipper and sub- zipper, avoid having powder in filling and while pouring out powder and retain in female zipper and sub- zipper and cause to seal
Property is bad.
More preferably, the top inner side of aforementioned first bag of body and second bag of body is separately installed with lower pin thread, the first lower cover slip
Be separately installed with lower female thread on the outside of the outer end of the second lower cover slip, between the first lower cover slip and first bag of body, the second lower cover slip and
It is linked together by lower female thread and lower pin thread between second bag of body, the first lower cover slip and the second lower cover slip can cover two respectively
The concave convex button of side, avoids having powder in filling and while pouring out powder and retains in concave convex button and lead to poor sealing.
It is highly preferred that aforementioned lower pin thread is located at the lower section of concave convex button.
It is further preferred that aforementioned zipper includes female zipper and sub- zipper, it is respectively arranged in first bag of body and second bag of body
Top two sides.
Specifically, aforementioned circle bag bottom body is connected to the bottom of cylinder by heat-sealing.
Preferably, aforementioned first upper cover plate, the second upper cover plate, the first lower cover slip and the second lower cover slip are all made of hyaline membrane system
At material is partially soft, sets convenient for taking out and preventing.
A kind of preparation method of zipper pack, includes the following steps:
S1, by film raw material on roller, commensurateiy wide is cut by cutting machine, obtains film unit;
S2, the side of film raw material is subjected to processing of aluminizing by aluminum-spraying machine, obtains aluminizer;Film unit and aluminizer are put
It sets on compounding machine, composite membrane is made;
S3, pin thread and lower pin thread are installed respectively in the outside on composite membrane top and inside, and seal and connect in the inside of composite membrane
It is connected to upper cover plate and lower cover slip, installs female thread and lower female thread respectively on upper cover plate and lower cover slip;
S4, concave convex button is installed on composite membrane, packaging bag is made, and zipper is installed in sack.
The invention has the beneficial effects that: the structure of zipper pack of the invention is simple, is also equipped with below zipper
Concave convex button can effectively improve the sealing effect of packaging bag, and environmentally-friendly sanitary;Filling and when pouring out powder, pass through the first upper cover
Piece and the second upper cover plate can cover female zipper and sub- zipper respectively, and powder is avoided to retain in female zipper and sub- zipper and cause close
Envelope property is bad;Filling and when pouring out powder, the concave convex button of two sides can be covered respectively by the first lower cover slip and the second lower cover slip,
It avoids powder from retaining in concave convex button and leads to poor sealing, so as to avoid the rotten of powder article.
Detailed description of the invention
Fig. 1 is the side view in the present invention;
Fig. 2 is the front view in the present invention.
The meaning of appended drawing reference in figure: 1, first bag of body, 2, second bags of bodies, 3, round bag bottom body, 4, zipper, 4.1, female drawing
Chain, 4.2, sub- zipper, 5, concave convex button, the 6, first upper cover plate, the 7, second upper cover plate, the 8, first lower cover slip, the 9, second lower cover slip,
10, upper pin thread, 11, upper female thread, 12, lower pin thread, 13, lower female thread.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
Referring to Fig. 1 and 2, a kind of zipper pack of the invention, including bag body, bag body include first bag of body, 1, second bag of body
2 and round bag bottom body 3, the both sides of the edge of first bag of body 1 and second bag of body 2 pass through heat-sealing and are joined together to form on one
Under the cylinder that is open, round bag bottom body 3 is connected to the bottom of cylinder by heat-sealing.
The top of cylinder is equipped with zipper 4, and zipper 4 includes female zipper 4.1 and sub- zipper 4.2, is respectively arranged in first bag
The top two sides of body 1 and second bag of body 2.The lower section of zipper 4 is equipped with concave convex button 5, and storage is constituted between zipper 4 and concave convex button 5
Area is provided with the first upper cover plate 6, the second upper cover plate 7, the first lower cover slip 8 and the second lower cover slip 9, the first upper cover plate 6 in storage area
From top to bottom successively heat-sealing is connected to the top inner side of first bag of body 1 with one end of the first lower cover slip 8, the second upper cover plate 7 and the
One end of two lower cover slips 9 from top to bottom successively seals the top inner side for being connected to second bag of body 2.
The apical lateral of first bag of body 1 and second bag of body 2 is separately installed with pin thread 10, on the first upper cover plate 6 and second
It is separately installed with female thread 11 on the outside of the outer end of cover plate 7, between the first upper cover plate 6 and first bag of body 1, the second upper cover plate 7 and the
It is linked together by upper female thread 11 and upper pin thread 10 between two bags of bodies 2, it can by the first upper cover plate 6 and the second upper cover plate 7
Female zipper 4.1 and sub- zipper 4.2 are covered respectively, are avoided having powder in filling and while pouring out powder and are retained in female 4.1 He of zipper
Lead to poor sealing in sub- zipper 4.2.
The top inner side of first bag of body 1 and second bag of body 2 is separately installed with lower pin thread 12, and lower pin thread 12 is located at concave convex button 5
Lower section.Lower female thread 13, the first lower cover slip 8 and first are separately installed on the outside of the outer end of first lower cover slip 8 and the second lower cover slip 9
It is linked together by lower female thread 13 and lower pin thread 12 between bag body 1, between the second lower cover slip 9 and second bag of body 2, under first
Cover plate 8 and the second lower cover slip 9 can cover the concave convex button 5 of two sides respectively, avoid having powder in filling and while pouring out powder and retain
Lead to poor sealing in concave convex button 5.
First upper cover plate 6, the second upper cover plate 7, the first lower cover slip 8 and the second lower cover slip 9 are all made of hyaline membrane and are made, material
It is partially soft, it is set convenient for taking out and preventing.
In order to which using the present invention, its course of work preferably is specifically described below:
Filling or when pouring out powder, be first turned on zipper 4 and concave convex button 5, take out the first upper cover plate 6, will thereon female thread 11 with
The upper pin thread 10 of first bag of body 1 is buckled together, to shelter from female zipper 4.1;The second upper cover plate 7 is taken out, it will female thread 11 thereon
It is buckled together with the upper pin thread 10 of second bag of body 2, to shelter from sub- zipper 4.2;The first lower cover slip 8 is taken out, by its lower female thread
13 are buckled together with the lower pin thread 12 of first bag of body 1, to shelter from the side of concave convex button 5;The second lower cover slip 9 is taken out, by it
The lower pin thread 12 of lower female thread 13 and second bag of body 2 is buckled together, to shelter from the other side of concave convex button 5, thus can avoid
Powder can be deposited in zipper 4 and concave convex button 5, ensure that the leakproofness of zipper 4 and concave convex button 5.
A kind of preparation method of 4 packaging bag of zipper, includes the following steps:
S1, by film raw material on roller, commensurateiy wide is cut by cutting machine, obtains film unit;
S2, the side of film raw material is subjected to processing of aluminizing by aluminum-spraying machine, obtains aluminizer;Film unit and aluminizer are put
It sets on compounding machine, composite membrane is made;
S3, pin thread 10 and lower pin thread 12 are installed respectively in the outside on composite membrane top and inside, and in the inside of composite membrane heat
Envelope is connected with upper cover plate and lower cover slip, installs female thread 11 and lower female thread 13 respectively on upper cover plate and lower cover slip;
S4, concave convex button 5 is installed on composite membrane, packaging bag is made, and zipper 4 is installed in sack.
The structure of 4 packaging bag of zipper of the invention is simple, and concave convex button 5 is also equipped with below zipper 4, can effectively improve packet
The sealing effect of pack, and environmentally-friendly sanitary;Filling and when pouring out powder, can be divided by the first upper cover plate 6 and the second upper cover plate 7
Female zipper 4.1 and sub- zipper 4.2 are not covered, and powder is avoided to retain in female zipper 4.1 and sub- zipper 4.2 and lead to leakproofness not
It is good;Filling and when pouring out powder, the concave convex button 5 of two sides can be covered respectively by the first lower cover slip 8 and the second lower cover slip 9, kept away
Exempt from powder to retain in concave convex button 5 and lead to poor sealing, so as to avoid the rotten of powder article.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.