阅读说明：本技术 一种防烫型一次性纸杯的生产方法 (Production method of scald-proof disposable paper cup ) 是由 董江龙 周述中 周述南 于 2020-11-02 设计创作，主要内容包括：本发明公开了一种防烫型一次性纸杯的生产方法,包括以下步骤：选取纸杯内层原纸和外层原纸,对纸杯的内层原纸的内表面进行淋膜。本发明所述的一种防烫型一次性纸杯的生产方法,本发明的纸杯原纸由内层原纸和外层原纸粘贴而成,并且对内层原纸进行了折叠,外层原纸粘贴在内层原纸的折叠处,使得层原纸和外层原纸之间存在一定空间,能够起到更好的隔热效果,而且内层原纸的折叠处支撑外层原纸,能够提高纸杯原纸的强度,减少人们握杯时纸杯的形变量,从而提高纸杯的防烫效果；还能够使得外层原纸的表面具有更高的附着性,提高印刷和其与内层原纸的粘贴效果,避免外层原纸和内层原纸因受热变形而分离。(The invention discloses a production method of an anti-scald disposable paper cup, which comprises the following steps: selecting inner layer base paper and outer layer base paper of the paper cup, and laminating the inner surface of the inner layer base paper of the paper cup. According to the production method of the scald-proof disposable paper cup, the raw paper for the paper cup is formed by pasting the inner layer raw paper and the outer layer raw paper, the inner layer raw paper is folded, the outer layer raw paper is pasted at the folding position of the inner layer raw paper, so that a certain space exists between the layer raw paper and the outer layer raw paper, a better heat insulation effect can be achieved, the folding position of the inner layer raw paper supports the outer layer raw paper, the strength of the raw paper for the paper cup can be improved, the deformation of the paper cup when people hold the cup is reduced, and the scald-proof effect of the paper cup is improved; the surface of the outer layer body paper can also have higher adhesiveness, the printing and the pasting effect of the outer layer body paper and the inner layer body paper are improved, and the outer layer body paper and the inner layer body paper are prevented from being separated due to thermal deformation.)

1. A production method of an anti-scald disposable paper cup is characterized in that: the method comprises the following steps:

(1) selecting inner layer base paper and outer layer base paper of the paper cup, and coating the inner surface of the inner layer base paper of the paper cup;

(2) printing the outer surface of the outer layer base paper;

(3) cutting the inner layer base paper after film coating and the outer layer base paper after printing to obtain base paper blocks with standard sizes;

(4) folding the inner layer base paper with standard size, and then sticking the standard outer layer base paper to the folded inner layer base paper to form the paper cup base paper;

(5) and feeding the pasted paper cup base paper and the cup bottom into a paper cup forming machine for paper cup forming, and then feeding the formed paper cup into a sterilizing device for sterilizing to obtain the disposable paper cup.

2. The method for producing a scald-proof disposable paper cup as claimed in claim 1, wherein: the step of laminating the film in the step (1) comprises the following steps:

firstly, mixing PE material and additive, and melting at high temperature;

secondly, adding the high-temperature molten raw materials into a hopper of a film coating machine;

thirdly, uniformly spraying the high-temperature molten raw material to the surface of the inner layer base paper by using a film spraying machine;

fourthly, performing hydraulic flattening and cooling forming on the inner layer base paper after the raw material is sprayed.

3. The method for producing an anti-scald disposable paper cup as claimed in claim 2, wherein the method comprises the following steps: the additive accounts for 80-85% of the PE material, the additive adopts hot melt adhesive and polyethylene wax, and the high-temperature melting temperature is 200-300 ℃.

4. The method for producing a scald-proof disposable paper cup as claimed in claim 1, wherein: the outer layer base paper is required to be treated before printing in the step (2), and the outer layer base paper treatment step comprises the following steps:

i, feeding the outer layer base paper into an electrostatic dust remover for electrostatic dust removal;

and II, performing corona treatment on the outer layer base paper subjected to electrostatic dust removal.

5. The method for producing a scald-proof disposable paper cup as claimed in claim 1, wherein: and (4) drying the outer base paper printed in the step (3) before cutting, wherein the drying temperature is 35-45 ℃, the drying time is 20-30min, and the shape of the cut inner base paper with the standard size and the shape of the cut outer base paper with the standard size are both fan-shaped.

6. The method for producing a scald-proof disposable paper cup as claimed in claim 1, wherein: and (4) the size of the folded standard size inner layer base paper is the same as that of the cut standard size outer layer base paper, and the unprinted surface of the standard outer layer base paper is pasted with the folded part of the inner layer base paper by glue during pasting.

7. The method for producing a scald-proof disposable paper cup as claimed in claim 1, wherein: in the step (5), the bottom of the paper cup is made of the same material as the inner layer body paper after the film is sprayed, the ultraviolet lamp is adopted as the disinfection equipment, the height from the ultraviolet lamp to the paper cup is 20-30 cm during disinfection, the power of the ultraviolet lamp is 50-80W, and the disinfection time is 20-40 s.

Technical Field

The invention relates to the field of paper cup processing, in particular to a production method of an anti-scald disposable paper cup.

Background

The disposable paper cup is a paper cup which is convenient to carry and use and low in price, is a common drinking tool in many families and public places, has various types, comprises scald-proof disposable paper, improves the living standard of people along with the development of the society, continuously improves the demand of people on the scald-proof disposable paper, and invents some production methods of the scald-proof disposable paper in order to meet the demand of people;

the existing production method of the scald-proof disposable paper cup has certain disadvantages in use, the scald-proof disposable paper produced by the existing production method of the disposable paper cup usually adopts thick paper to achieve the scald-proof effect, but the scald-proof effect is not ideal, secondly, the existing disposable paper cup is not high in strength and is easy to deform when being held in a hand, so that water in the paper cup flows out, people are easy to scald, and the use requirements of people are not met.

Disclosure of Invention

The invention mainly aims to provide a production method of an anti-scald disposable paper cup, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a production method of an anti-scald disposable paper cup comprises the following steps:

(1) selecting inner layer base paper and outer layer base paper of the paper cup, and coating the inner surface of the inner layer base paper of the paper cup;

(2) printing the outer surface of the outer layer base paper;

(3) cutting the inner layer base paper after film coating and the outer layer base paper after printing to obtain base paper blocks with standard sizes;

(4) folding the inner layer base paper with standard size, and then sticking the standard outer layer base paper to the folded inner layer base paper to form the paper cup base paper;

(5) and feeding the pasted paper cup base paper and the cup bottom into a paper cup forming machine for paper cup forming, and then feeding the formed paper cup into a sterilizing device for sterilizing to obtain the disposable paper cup.

Preferably, the step of laminating the film in the step (1) comprises the following steps:

firstly, mixing PE material and additive, and melting at high temperature;

secondly, adding the high-temperature molten raw materials into a hopper of a film coating machine;

thirdly, uniformly spraying the high-temperature molten raw material to the surface of the inner layer base paper by using a film spraying machine;

fourthly, performing hydraulic flattening and cooling forming on the inner layer base paper after the raw material is sprayed.

Preferably, the additive accounts for 80-85% of the PE material, the additive adopts hot melt adhesive and polyethylene wax, and the high-temperature melting temperature is 200-300 ℃.

Preferably, the outer base paper needs to be treated before printing in step (2), and the outer base paper treatment step comprises the following steps:

i, feeding the outer layer base paper into an electrostatic dust remover for electrostatic dust removal;

and II, performing corona treatment on the outer layer base paper subjected to electrostatic dust removal.

Preferably, the outer base paper printed in the step (3) needs to be dried before cutting, the drying temperature is 35-45 ℃, the drying time is 20-30min, and the shape of the cut inner base paper with the standard size and the shape of the cut outer base paper with the standard size are both fan-shaped.

Preferably, the size of the folded standard size inner layer base paper in the step (4) is the same as that of the cut standard size outer layer base paper, and the unprinted surface of the standard outer layer base paper is pasted with the folded part of the inner layer base paper by glue during pasting.

Preferably, the material of the bottom of the paper cup in the step (5) is the same as that of the inner layer body paper after the film is sprayed, the ultraviolet lamp is adopted as the disinfection equipment, the height from the ultraviolet lamp to the paper cup is 20-30 cm during disinfection, the power of the ultraviolet lamp is 50-80W, and the disinfection time is 20-40 s.

Compared with the prior art, the production method of the scald-proof disposable paper cup has the following beneficial effects:

1. the base paper for the paper cup is formed by sticking the inner layer base paper and the outer layer base paper, the inner layer base paper is folded, and the outer layer base paper is stuck at the folding position of the inner layer base paper, so that a certain space is formed between the layer base paper and the outer layer base paper, a better heat insulation effect can be achieved, the outer layer base paper is supported at the folding position of the inner layer base paper, the strength of the base paper for the paper cup can be improved, the deformation amount of the paper cup when people hold the cup is reduced, and the anti-scald effect of the paper cup is improved;

2. according to the invention, electrostatic precipitation and corona treatment are carried out before the printing of the outer layer base paper, the electrostatic precipitation can clean dust on the surface of the outer layer base paper, the corona treatment can enable the surface of the outer layer base paper to have higher adhesiveness, the printing and pasting effects of the printing and the inner layer base paper are improved, the separation of the outer layer base paper and the inner layer base paper due to thermal deformation is avoided, and the operation of the invention is more convenient.

Drawings

FIG. 1 is a flow chart of a method for producing an anti-scald disposable paper cup according to the present invention;

FIG. 2 is a view showing the structure of a scald-proof disposable paper cup of the present invention;

fig. 3 is a structural diagram of the base paper of the paper cup in the scald-proof disposable paper cup of the present invention.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example 1

A production method of an anti-scald disposable paper cup comprises the following steps:

(1) selecting inner layer base paper and outer layer base paper of the paper cup, and coating the inner surface of the inner layer base paper of the paper cup;

the film laminating step comprises the following steps:

firstly, mixing a PE material and an additive, wherein the additive accounts for 80% of the PE material, the additive adopts hot melt adhesive and polyethylene wax, and high-temperature melting is carried out at 220 ℃;

secondly, adding the high-temperature molten raw materials into a hopper of a film coating machine;

thirdly, uniformly spraying the high-temperature molten raw material to the surface of the inner layer base paper by using a film spraying machine;

fourthly, performing hydraulic flattening and cooling forming on the inner layer base paper after the raw material is sprayed.

(2) Printing the outer surface of the outer layer base paper;

before printing, the outer layer base paper needs to be treated, and the outer layer base paper treatment step comprises the following steps:

i, feeding the outer layer base paper into an electrostatic dust remover for electrostatic dust removal;

and II, performing corona treatment on the outer layer base paper subjected to electrostatic dust removal.

(3) Cutting the inner layer base paper after film coating and the outer layer base paper after printing to obtain base paper blocks with standard sizes;

drying the printed outer base paper before cutting at 40 ℃ for 25min, wherein the shape of the cut inner base paper with the standard size and the shape of the cut outer base paper with the standard size are both fan-shaped.

(4) Folding the inner layer base paper with standard size, and then sticking the standard outer layer base paper to the folded inner layer base paper to form the paper cup base paper;

the size of the folded standard size inner layer base paper is the same as that of the cut standard size outer layer base paper, and the unprinted surface of the standard outer layer base paper is pasted with the folded part of the inner layer base paper by glue during pasting.

(5) Feeding the pasted paper cup base paper and the cup bottom into a paper cup forming machine for paper cup forming, and then feeding the formed paper cup into a sterilizing device for sterilizing to obtain a disposable paper cup;

the bottom of the paper cup is made of the same material as the inner layer body paper after the film is sprayed, the ultraviolet lamp is adopted as the disinfection equipment, the distance between the ultraviolet lamp and the paper cup is 25 cm during disinfection, the power of the ultraviolet lamp is 60W, and the disinfection time is 30 s.

Example 2

A production method of an anti-scald disposable paper cup comprises the following steps:

(1) selecting inner layer base paper and outer layer base paper of the paper cup, and coating the inner surface of the inner layer base paper of the paper cup;

the film laminating step comprises the following steps:

firstly, mixing a PE material and an additive, wherein the additive accounts for 82% of the PE material, the additive adopts hot melt adhesive and polyethylene wax, and high-temperature melting is carried out at the temperature of 250 ℃;

secondly, adding the high-temperature molten raw materials into a hopper of a film coating machine;

thirdly, uniformly spraying the high-temperature molten raw material to the surface of the inner layer base paper by using a film spraying machine;

fourthly, performing hydraulic flattening and cooling forming on the inner layer base paper after the raw material is sprayed.

(2) Printing the outer surface of the outer layer base paper;

before printing, the outer layer base paper needs to be treated, and the outer layer base paper treatment step comprises the following steps:

i, feeding the outer layer base paper into an electrostatic dust remover for electrostatic dust removal;

and II, performing corona treatment on the outer layer base paper subjected to electrostatic dust removal.

(3) Cutting the inner layer base paper after film coating and the outer layer base paper after printing to obtain base paper blocks with standard sizes;

drying the printed outer base paper before cutting at 40 ℃ for 25min, wherein the shape of the cut inner base paper with the standard size and the shape of the cut outer base paper with the standard size are both fan-shaped.

(4) Folding the inner layer base paper with standard size, and then sticking the standard outer layer base paper to the folded inner layer base paper to form the paper cup base paper;

the size of the folded standard size inner layer base paper is the same as that of the cut standard size outer layer base paper, and the unprinted surface of the standard outer layer base paper is pasted with the folded part of the inner layer base paper by glue during pasting.

(5) Feeding the pasted paper cup base paper and the cup bottom into a paper cup forming machine for paper cup forming, and then feeding the formed paper cup into a sterilizing device for sterilizing to obtain a disposable paper cup;

the bottom of the paper cup is made of the same material as the inner layer body paper after the film is sprayed, the ultraviolet lamp is adopted as the disinfection equipment, the distance between the ultraviolet lamp and the paper cup is 25 cm during disinfection, the power of the ultraviolet lamp is 60W, and the disinfection time is 30 s.

Example 3

A production method of an anti-scald disposable paper cup comprises the following steps:

(1) selecting inner layer base paper and outer layer base paper of the paper cup, and coating the inner surface of the inner layer base paper of the paper cup;

the film laminating step comprises the following steps:

firstly, mixing a PE material and an additive, wherein the additive accounts for 85% of the PE material, the additive adopts hot melt adhesive and polyethylene wax, and high-temperature melting is carried out, and the high-temperature melting temperature is 280 ℃;

secondly, adding the high-temperature molten raw materials into a hopper of a film coating machine;

thirdly, uniformly spraying the high-temperature molten raw material to the surface of the inner layer base paper by using a film spraying machine;

fourthly, performing hydraulic flattening and cooling forming on the inner layer base paper after the raw material is sprayed.

(2) Printing the outer surface of the outer layer base paper;

before printing, the outer layer base paper needs to be treated, and the outer layer base paper treatment step comprises the following steps:

i, feeding the outer layer base paper into an electrostatic dust remover for electrostatic dust removal;

and II, performing corona treatment on the outer layer base paper subjected to electrostatic dust removal.

(3) Cutting the inner layer base paper after film coating and the outer layer base paper after printing to obtain base paper blocks with standard sizes;

drying the printed outer base paper before cutting at 40 ℃ for 25min, wherein the shape of the cut inner base paper with the standard size and the shape of the cut outer base paper with the standard size are both fan-shaped.

(4) Folding the inner layer base paper with standard size, and then sticking the standard outer layer base paper to the folded inner layer base paper to form the paper cup base paper;

the size of the folded standard size inner layer base paper is the same as that of the cut standard size outer layer base paper, and the unprinted surface of the standard outer layer base paper is pasted with the folded part of the inner layer base paper by glue during pasting.

(5) Feeding the pasted paper cup base paper and the cup bottom into a paper cup forming machine for paper cup forming, and then feeding the formed paper cup into a sterilizing device for sterilizing to obtain a disposable paper cup;

the bottom of the paper cup is made of the same material as the inner layer body paper after the film is sprayed, the ultraviolet lamp is adopted as the disinfection equipment, the distance between the ultraviolet lamp and the paper cup is 25 cm during disinfection, the power of the ultraviolet lamp is 60W, and the disinfection time is 30 s.

In conclusion, the production method of the scald-proof disposable paper cup comprises the steps that the paper cup body paper is formed by pasting the inner layer body paper and the outer layer body paper, the inner layer body paper is folded, the outer layer body paper is pasted at the folding position of the inner layer body paper, so that a certain space exists between the layer body paper and the outer layer body paper, a better heat insulation effect can be achieved, the outer layer body paper is supported at the folding position of the inner layer body paper, the strength of the paper cup body paper can be improved, the deformation amount of the paper cup when a user holds the paper cup is reduced, and the scald-proof effect of the paper cup is improved;

according to the invention, electrostatic precipitation and corona treatment are carried out before the printing of the outer layer base paper, the electrostatic precipitation can clean dust on the surface of the outer layer base paper, the corona treatment can enable the surface of the outer layer base paper to have higher adhesiveness, the printing and pasting effects of the printing and the inner layer base paper are improved, the separation of the outer layer base paper and the inner layer base paper due to thermal deformation is avoided, and the operation of the invention is more convenient.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.