阅读说明：本技术 一种管道喷漆模具的制作方法 (Method for manufacturing pipeline paint spraying mold ) 是由 应立 应志耀 于 2020-12-22 设计创作，主要内容包括：本发明公开了一种管道喷漆模具的制作方法,包括以下步骤：(1)定制适用于待喷漆管道的、长方形的片状体；片状体的材料为热熔性材料；并根据所需标识内容对片状体进行镂空,在片状体上形成镂空区；(2)将耐高温的固定膜固定在镂空区,使镂空区的各处的边缘均与固定膜贴合；(3)将片状体夹设在外模和内模之间,然后将外模、片状体和内模一起放入高温加热池中,并进行保温；(4)取出外模、片状体和内模,并去除外模、内模和固定膜,得到管道喷漆模具。本发明管道喷漆模具的制作方法能够避免管道喷漆模具镂空区的字体不与管道表面贴合。(The invention discloses a method for manufacturing a pipeline paint spraying mold, which comprises the following steps: (1) customizing a rectangular sheet-shaped body suitable for a pipeline to be painted; the material of the sheet body is hot melt material; hollowing out the sheet body according to the required identification content to form a hollow-out area on the sheet body; (2) fixing a high-temperature-resistant fixing film in the hollowed-out area, and enabling the edges of all parts of the hollowed-out area to be attached to the fixing film; (3) clamping the sheet-shaped body between an outer mold and an inner mold, then putting the outer mold, the sheet-shaped body and the inner mold into a high-temperature heating pool together, and carrying out heat preservation; (4) and taking out the outer mold, the sheet body and the inner mold, and removing the outer mold, the inner mold and the fixed film to obtain the pipeline paint spraying mold. The manufacturing method of the pipeline paint spraying mold can prevent characters in the hollow area of the pipeline paint spraying mold from not attaching to the surface of the pipeline.)

1. The manufacturing method of the pipeline paint spraying mold is characterized by comprising the following steps:

(1) customizing a rectangular sheet-shaped body suitable for a pipeline to be painted; the length of the sheet body is determined according to the length of the required identification content, the width of the sheet body is determined according to the circumference of a cross-sectional circle of the outer surface of the pipeline to be painted, and the sheet body is made of hot melt material; hollowing the sheet body according to the content of the required mark, and forming a hollow area on the sheet body;

(2) sticking a high-temperature-resistant fixing film on the hollowed-out area, and enabling the edges of all parts of the hollowed-out area to be attached to the fixing film;

(3) clamping the sheet-shaped body between an outer die and an inner die, wherein the sizes of the outer die and the inner die are determined according to the size of the sheet-shaped body; then putting the outer mold, the sheet body and the inner mold into a high-temperature heating pool together, and carrying out heat preservation;

(4) and taking out the external mold, the sheet body and the internal mold, and removing the external mold, the internal mold and the fixed film to obtain the pipeline paint spraying mold.

2. The method of manufacturing a mold for painting a duct according to claim 1, wherein: the thickness of the sheet-shaped body is 0.6 mm-1.0 mm.

3. The method of manufacturing a mold for painting a duct according to claim 1, wherein: the hot melt material is ABS plastic, PVC plastic or polyethylene.

4. The method of manufacturing a mold for painting a duct according to claim 1, wherein: the length of the inner die is greater than that of the sheet-shaped body.

5. The method of manufacturing a mold for painting a duct according to claim 1, wherein: the fixed film is a high-temperature adhesive tape made of glass fiber and polytetrafluoroethylene composite materials.

6. The method of manufacturing a mold for painting a duct according to claim 1, wherein: the solvent in the high-temperature heating pool is selected from silicone oil, glycerol and water, and the temperature of the solvent in the high-temperature heating pool is 90-130 ℃.

7. The method of manufacturing a mold for painting a duct according to claim 1, wherein: the heat preservation time in the step (3) is 5-20 min.

Technical Field

The invention relates to the technical field of pipeline paint spraying, in particular to a manufacturing method of a pipeline paint spraying mold.

Background

With the gradual expansion of the national construction scale, the national requirements for pipeline identification of industrial construction become more and more important, the pipeline identification not only relates to the national property, but also relates to the life safety, and the basic identification color and the identification symbol should be coated on the industrial pipeline according to the national standard requirements of 'basic identification color, identification symbol and safety identification of industrial pipeline' GB 7231-2003. At present, the industrial construction mostly uses the form of pasting paper labels, although the forms are simple, the application range is small, the method is suitable for pasting marks on pipelines with common sizes, but on process pipelines with special sizes and specifications, the sizes of the marks are unreasonable, and the marks fixed in a pasting mode in the open air and the marks of 'industrial pipelines' are clamped by metal sheets and are easy to shift and fall off, so that the difficulty is caused for identifying the pipelines on site.

The existing pipeline paint spraying mold is characterized in that hollowed-out lettering is firstly carried out on the surface of a rectangular sheet material, and then a tubular mold is manufactured through hot melting (if the tubular mold is formed through hot melting and bending, the hollowed-out lettering is not easy to happen), so that hollowed-out areas exist on the surface of the pipeline paint spraying mold, the stress strength of the surface is uneven, characters in the hollowed-out areas are easily broken off by a conventional method of fixing the pipe paint spraying mold on the mold through hot melting, and the characters in the hollowed-out areas are not matched.

Disclosure of Invention

The invention aims to provide a manufacturing method of a pipeline paint spraying mold, which aims to solve the problems in the prior art and avoid the phenomenon that characters in a hollowed-out area of the pipeline paint spraying mold are not attached to the surface of a pipeline.

In order to achieve the purpose, the invention provides the following scheme:

the invention provides a method for manufacturing a pipeline paint spraying mold, which comprises the following steps:

(1) customizing a rectangular sheet-shaped body suitable for a pipeline to be painted; the length of the sheet body is determined according to the length of the required identification content, the width of the sheet body is determined according to the circumference of a cross-sectional circle of the outer surface of the pipeline to be painted, and the sheet body is made of hot melt material; hollowing the sheet body according to the content of the required mark, and forming a hollow area on the sheet body;

(2) fixing a high-temperature-resistant fixing film in the hollowed-out area, and enabling the edges of all parts of the hollowed-out area to be attached to the fixing film;

(3) clamping the sheet-shaped body between an outer die and an inner die, wherein the sizes of the outer die and the inner die are determined according to the size of the sheet-shaped body; then putting the outer mold, the sheet body and the inner mold into a high-temperature heating pool together, and carrying out heat preservation;

(4) and taking out the external mold, the sheet body and the internal mold, and removing the external mold, the internal mold and the fixed film to obtain the pipeline paint spraying mold.

Preferably, the thickness of the sheet-like body is 0.6mm to 1.0 mm.

Preferably, the hot melt material is ABS plastic, PVC plastic or polyethylene.

Preferably, the length of the inner die is greater than the length of the sheet-like body.

Preferably, the fixed film is a high-temperature adhesive tape made of glass fiber and polytetrafluoroethylene composite materials.

Preferably, the solvent in the high-temperature heating pool is selected from silicone oil, glycerol and water, and the temperature of the solvent in the high-temperature heating pool is 90-130 ℃.

Preferably, the heat preservation time in the step (3) is 5min to 20 min.

Compared with the prior art, the invention has the following technical effects:

the manufacturing method of the pipeline paint spraying mold can prevent characters in the hollow area of the pipeline paint spraying mold from not attaching to the surface of the pipeline. The pipeline paint spraying mold prepared by the manufacturing method of the pipeline paint spraying mold has the advantages that the shape of the hollowed-out area is not easy to deform, the degree of fit with a pipeline is high, the degree of fitting is good, the customization is convenient, the use and the operation are simple, the sprayed mark is clear, the shifting and falling are not easy to occur, the pipeline identification is convenient, and the repeated use is realized, so that the resources are saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a first schematic structural diagram illustrating a method of manufacturing a mold for painting a pipeline according to the present invention;

FIG. 2 is a second schematic structural view of the manufacturing method of the mold for spraying paint on a pipeline according to the present invention;

wherein: 1. a sheet-like body; 2. an inner mold; 3. a hollow-out area; 4. a non-hollowed-out area; 5. an outer mold; 6. and (5) fixing the membrane.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

The invention aims to provide a manufacturing method of a pipeline paint spraying mold, which aims to solve the problems in the prior art and avoid the phenomenon that characters in a hollowed-out area of the pipeline paint spraying mold are not attached to the surface of a pipeline.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Example one

As shown in fig. 1 to 2, the present embodiment discloses a method for manufacturing a pipeline painting mold, including the following steps:

(1) customizing a rectangular sheet-shaped body 1 suitable for a pipeline to be painted; the length of the sheet body 1 is determined according to the length of the required identification content, the width of the sheet body 1 is determined according to the circumference of a cross section circle of the outer surface of the pipeline to be painted, the sheet body 1 is hollowed according to the required identification content, a hollowed-out area 3 is formed on the sheet body 1, and a non-hollowed-out area 4 is arranged outside the hollowed-out area 3; the thickness of the sheet-like body 1 was 0.8 mm. The sheet-shaped body 1 is made of ABS plastic;

(2) fixing the high-temperature-resistant fixing film 6 on the hollow-out area 3, enabling the edges of the hollow-out area 3 to be attached to the fixing film 6, enabling the surface of the hollow-out area 3 to be uniformly stressed, and enabling the hollow-out area 3 not to be deformed or damaged easily when the sheet-shaped body 1 is fixed on the inner die 2, so that the edge of the hollow-out area 3 is prevented from being warped; the fixed film 6 is a high-temperature adhesive tape made of glass fiber and polytetrafluoroethylene composite materials.

(3) Clamping the sheet-shaped body 1 between an outer mold 5 and an inner mold 2, wherein the sizes of the outer mold 5 and the inner mold 2 are determined according to the size of the sheet-shaped body 1, the inner mold 2 is made of stainless steel, and the outer mold 5 is made of gypsum; then putting the outer mold 5, the sheet body 1 and the inner mold 2 into a high-temperature heating pool at 130 ℃ together, and carrying out heat preservation for 20 min; the length of the internal mold 2 is slightly longer than that of the sheet-shaped body 1 so as to be convenient for immersing and insulating the sheet-shaped body 1 in a solvent of a high-temperature heating pool;

the solvent in the high-temperature heating pool is selected from silicone oil, glycerol and water, and the temperature of the solvent in the high-temperature heating pool is 130 ℃. The thermal deformation temperature of the ABS material is 93-118 ℃; if the selected temperature is lower than the thermal deformation temperature, the material is not easy to be thermally deformed, and if the selected temperature is too high, the material is thermally decomposed and wastes resources, so that the heat insulation and shaping are performed under the condition that the temperature is 10-20 ℃ higher than the thermal deformation temperature of the material, and the material can be thermally deformed, has memory and cannot be decomposed and recovered.

(4) And taking out the outer mold 5, the sheet-shaped body 1 and the inner mold 2, removing the outer mold 5, the inner mold 2 and the fixed film 6, cleaning the sheet-shaped body 1, and obtaining the cleaned sheet-shaped body 1 as the pipeline paint spraying mold.

Utilize the pipeline mould that sprays paint's elastic deformation to wrap up and dismantle the pipeline external diameter when using, the parcel uses to spray paint behind the pipeline external diameter and carries out the spraying, treats the dry back of spraying paint, takes off the pipeline mould that sprays paint, accomplishes the pipeline sign promptly.

Example 2

The present embodiment provides a method for manufacturing a pipeline paint spraying mold, which is different from the method for manufacturing a pipeline paint spraying mold provided in the first embodiment in that: in this example, the thickness of the sheet-like body 1 was 0.6mm, and the heat-retaining time in the step (3) was 5 min.

Example 3

The present embodiment provides a method for manufacturing a pipeline paint spraying mold, which is different from the method for manufacturing a pipeline paint spraying mold provided in the first embodiment in that: in the embodiment, the sheet-shaped body 1 is made of PVC plastic, the temperature of the solvent in the high-temperature heating pool in the step (3) is 90 ℃, and the heat preservation time is 5 min.

Example 4

The present embodiment provides a method for manufacturing a pipeline paint spraying mold, which is different from the method for manufacturing a pipeline paint spraying mold provided in the first embodiment in that: in this embodiment, the sheet-like body 1 is made of PE plastic, i.e., polyethylene, the temperature of the solvent in the high-temperature heating tank in the step (3) is 100 ℃, and the heat preservation time is 10 min.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.