阅读说明：本技术 一种唇釉管的logo图案渐变实现方法及装置 (Method and device for realizing logo pattern gradual change of lip glaze pipe ) 是由 许文薰 于 2021-08-30 设计创作，主要内容包括：本发明实施例提供一种唇釉管的logo图案渐变实现方法及装置,通过设计logo图案以及logo图案在光照下变色的目标渐变方案；制备光变油墨；制作菲林膜片组；制作丝印网版组；制定丝印印刷方案；固定唇釉管；利用制作的所述丝印网版组、丝印印刷方案,在塑料材质且磨砂半透明的待印刷区域印刷特定光变油墨,在待印刷区域得到光照下变色的logo图案；解决现有唇釉管的logo印刷方式不美观的技术问题。(The embodiment of the invention provides a method and a device for realizing logo pattern gradient of a lip glaze pipe, wherein a target gradient scheme of the logo pattern and the color change of the logo pattern under illumination is designed; preparing optically variable ink; manufacturing a film membrane group; manufacturing a silk screen printing plate group; formulating a silk-screen printing scheme; fixing the lip glaze pipe; printing specific optically variable ink on a plastic frosted and semitransparent area to be printed by using the manufactured silk-screen plate group and the silk-screen printing scheme, and obtaining a logo pattern changing color under illumination in the area to be printed; the technical problem that the logo printing mode of the existing lip glaze pipe is not attractive is solved.)

1. The utility model provides a lip glaze pipe's logo pattern gradual change implementation method, lip glaze pipe includes tube head and body, the body includes inner tube and outer tube, inner tube and outer tube are hollow cylinder, the diameter of inner tube is less than the diameter of outer tube, the inner tube with the coaxial suit of outer tube becomes double-deck concentric cylinder structure, outer tube, inner tube are the polymer plastic material, the inner tube is the transparence, the outer tube includes lateral wall and diapire, the lateral wall surface of outer tube is dull polish and translucent, the lateral wall surface of outer tube has the region of waiting to print, lip glaze pipe's logo pattern gradual change implementation method includes:

s101, designing a logo pattern and a target gradient scheme for changing color of the logo pattern under illumination; preparing the optically variable ink according to the target gradual change scheme and the frosted semitransparent characteristic of the high molecular plastic material of the area to be printed;

s102, outputting the logo pattern at a certain density and angle through a film output system according to the logo pattern designed in the S101 and the target gradual change scheme to obtain a film diaphragm set, wherein the film diaphragm set comprises at least one film diaphragm with the logo pattern, and parameters of the film diaphragms are different;

s103, manufacturing a screen printing plate group by utilizing screen cloth, photosensitive adhesive and the film diaphragm group manufactured in the S102 according to the target gradual change scheme designed in the S101, wherein the screen printing plate group comprises at least one screen printing plate with logo patterns, and parameters of the screen printing plates are different;

s104, formulating a silk-screen printing scheme according to the high-molecular plastic material, the frosted and semitransparent area to be printed, the target gradual change scheme, the optically variable printing ink and the silk-screen printing plate group manufactured in the S103, wherein the silk-screen printing scheme comprises the following steps: using the sequence of each silk-screen plate in the silk-screen plate group and using the printing area of each silk-screen plate in the silk-screen plate group;

s105, fixing the lip glaze pipe; printing the optically variable ink on the area to be printed, which is made of high polymer plastic and is frosted and semitransparent, by using the silk-screen plate group manufactured in the step S103 according to the silk-screen printing scheme formulated in the step S104, and obtaining a logo pattern changing color under illumination in the area to be printed; wherein, each time the ink printing is finished, the drying and curing treatment is firstly carried out, and then the next ink printing is carried out.

2. The lip glaze pipe logo pattern gradient implementation method of claim 1, wherein the designing the target gradient scheme in S101 includes: selecting a plurality of different illumination intensity values; and designing the specific color of the logo pattern under the illumination corresponding to each illumination intensity value, recording and storing, wherein the recorded and stored specific color is used as a reference basis in the subsequent steps of manufacturing the film diaphragm, the silk-screen printing plate group and the silk-screen printing scheme.

3. The method for realizing gradual change of logo patterns of a lip glaze pipe as claimed in claim 2, wherein the designing of the logo patterns respectively has specific colors under the illumination corresponding to each illumination intensity value, and the recording and storing comprises:

designing an identification parameter set of the logo pattern with a specific color under the illumination corresponding to each illumination intensity value, and recording and storing the identification parameter set and the illumination intensity values in a one-to-one correspondence manner, wherein the identification parameter set comprises at least one parameter for identifying the specific color;

or designing color development patterns which are respectively presented by the logo patterns under the illumination corresponding to the illumination intensity values, and recording and storing the color development patterns and the illumination intensity values in a one-to-one correspondence manner.

4. The lip glaze pipe logo pattern gradient implementation method of claim 2, wherein the designing the target gradient scheme in S101 includes: and designing the initial state color of the logo pattern without illumination, at least one intermediate state color corresponding to the intermediate value of the preset illumination intensity, and a final state color corresponding to the maximum value of the preset illumination intensity.

5. The lip gloss tube logo image morphing implementation method of claim 4, wherein the initial state color is colorless, and the final state color remains unchanged after the illumination intensity reaches the preset illumination intensity maximum until the illumination intensity falls below the preset illumination intensity maximum.

6. The lip glaze pipe logo pattern gradient implementation method of claim 1, wherein the target gradient scheme comprises: and the color of the logo pattern is changed from light to dark under the illumination along with the change of the illumination intensity from small to large.

7. The method for realizing logo pattern gradual change of the lip glaze pipe as claimed in claim 1, wherein the parameters of the silk screen printing plate comprise: one or more of mesh number of screen printing plate, screen stretching angle, screen stretching tension and emulsion thickness; the silk-screen printing scheme further comprises: the screen printing machine comprises one or more of the following components, namely, the flow line chain speed of the screen printing machine, static current, the scraper angle, pressure, the working environment temperature of the screen printing machine and relative humidity.

8. The lip glaze pipe logo pattern gradual change realization method as claimed in claim 1, wherein the S105 obtains a frosted translucent effect of the logo pattern changing color under illumination in the area to be printed, which is consistent with the frosted translucent effect of the outer surface of the side wall of the outer pipe.

9. The lip glaze pipe logo pattern gradual change realization method of claim 1, wherein the S101 further comprises: and selecting the area to be printed matched with the shape of the logo pattern on the outer surface of the side wall of the outer tube according to the shape of the logo pattern.

10. The utility model provides a lip glaze pipe's logo pattern gradual change realization device, lip glaze pipe includes tube head and body, the body includes inner tube and outer tube, inner tube and outer tube are hollow circular cylinder, the diameter of inner tube is less than the diameter of outer tube, the inner tube with the coaxial suit of outer tube becomes double-deck concentric cylinder structure, outer tube, inner tube are the polymer plastic material, the inner tube is the transparence, the outer tube includes lateral wall and diapire, the lateral wall surface of outer tube is dull polish and semitransparent form, the lateral wall surface of outer tube has the printing region, lip glaze pipe's logo pattern gradual change realization device includes:

the design module is used for designing a logo pattern and a target gradient scheme for changing color of the logo pattern under illumination;

the printing ink preparation module is used for preparing the optically variable printing ink according to the target gradual change scheme designed by the design module and the frosted semitransparent characteristic of the high polymer plastic material of the area to be printed;

a film making module, configured to output the logo pattern at a certain density and angle of dots through a film output system according to the logo pattern and the target gradient scheme designed by the design module to obtain a film patch set, where the film patch set includes at least one film patch with the logo pattern, and parameters of the film patches are different;

the screen printing plate manufacturing module is used for manufacturing a screen printing plate group by utilizing screen cloth, photosensitive glue and the film diaphragm group manufactured by the film manufacturing module according to the target gradual change scheme designed by the design module, wherein the screen printing plate group comprises at least one screen printing plate with logo patterns, and parameters of the screen printing plates are different;

the printing scheme customizing module is used for formulating a silk-screen printing scheme according to the high polymer plastic material, the frosted and semitransparent to-be-printed area, the target gradual change scheme, the optically variable printing ink and the silk-screen printing plate group, and the silk-screen printing scheme comprises the following steps: using the sequence of each silk-screen plate in the silk-screen plate group and using the printing area of each silk-screen plate in the silk-screen plate group;

the screen printing module is used for fixing the lip glaze pipe; printing the optically variable ink on the area to be printed, which is made of high polymer plastic and is frosted and semitransparent, by using the screen printing plate set according to the screen printing scheme, and obtaining a logo pattern changing color under illumination in the area to be printed; wherein, each time the ink printing is finished, the drying and curing treatment is firstly carried out, and then the next ink printing is carried out.

Technical Field

The invention relates to the technical field of printing, in particular to a method and a device for realizing logo pattern gradual change of a lip glaze pipe.

Background

At present, color cosmetics are different day by day, and particularly, containers for containing the color cosmetics are diversified, novel and attractive in appearance, can attract consumers, are favored by the consumers, and enable the products to have extremely strong market competitiveness. Taking a lip glaze pipe as an example, the lip glaze pipe on the market generally adopts a mode of pasting a paper label on the bottom to present information such as logo, model number and the like, and the mode is simple and convenient but not beautiful.

Disclosure of Invention

The embodiment of the invention provides a method and a device for realizing logo pattern gradual change of a lip glaze pipe, which solve the technical problem that the logo printing mode of the existing lip glaze pipe is not attractive.

In order to solve the technical problem, an embodiment of the present invention provides a method for realizing gradual change of logo patterns of a lip glaze pipe, where the lip glaze pipe includes a pipe head and a pipe body, the pipe body includes an inner pipe and an outer pipe, both the inner pipe and the outer pipe are hollow cylinders, the diameter of the inner pipe is smaller than that of the outer pipe, the inner pipe and the outer pipe are coaxially sleeved to form a double-layer concentric cylinder structure, both the outer pipe and the inner pipe are made of a polymer plastic material, the inner pipe is transparent, the outer pipe includes a side wall and a bottom wall, the outer surface of the side wall of the outer pipe is frosted and semitransparent, the outer surface of the side wall of the outer pipe has an area to be printed, and the method for realizing gradual change of logo patterns of the lip glaze pipe includes:

s101, designing a logo pattern and a target gradient scheme for changing color of the logo pattern under illumination; preparing the optically variable ink according to the target gradual change scheme and the frosted semitransparent characteristic of the high molecular plastic material of the area to be printed;

s102, outputting the logo pattern at a certain density and angle through a film output system according to the logo pattern designed in the S101 and the target gradual change scheme to obtain a film diaphragm set, wherein the film diaphragm set comprises at least one film diaphragm with the logo pattern, and parameters of the film diaphragms are different;

s103, manufacturing a screen printing plate group by utilizing screen cloth, photosensitive adhesive and the film diaphragm group manufactured in the S102 according to the target gradual change scheme designed in the S101, wherein the screen printing plate group comprises at least one screen printing plate with logo patterns, and parameters of the screen printing plates are different;

s104, formulating a silk-screen printing scheme according to the high-molecular plastic material, the frosted and semitransparent area to be printed, the target gradual change scheme, the optically variable printing ink and the silk-screen printing plate group manufactured in the S103, wherein the silk-screen printing scheme comprises the following steps: using the sequence of each silk-screen plate in the silk-screen plate group and using the printing area of each silk-screen plate in the silk-screen plate group;

s105, fixing the lip glaze pipe; printing the optically variable ink on the area to be printed, which is made of high polymer plastic and is frosted and semitransparent, by using the silk-screen plate group manufactured in the step S103 according to the silk-screen printing scheme formulated in the step S104, and obtaining a logo pattern changing color under illumination in the area to be printed; wherein, each time the ink printing is finished, the drying and curing treatment is firstly carried out, and then the next ink printing is carried out.

In order to solve the above technical problem, an embodiment of the present invention further provides a device for gradually changing logo patterns of a lip glaze pipe, where the lip glaze pipe includes a pipe head and a pipe body, the pipe body includes an inner pipe and an outer pipe, both the inner pipe and the outer pipe are hollow cylinders, the diameter of the inner pipe is smaller than that of the outer pipe, the inner pipe and the outer pipe are coaxially sleeved to form a double-layer concentric cylinder structure, both the outer pipe and the inner pipe are made of a polymer plastic material, the inner pipe is transparent, the outer pipe includes a side wall and a bottom wall, an outer surface of the side wall of the outer pipe is frosted and translucent, an outer surface of the side wall of the outer pipe has an area to be printed, and the device for gradually changing logo patterns of the lip glaze pipe includes:

the design module is used for designing a logo pattern and a target gradient scheme for changing color of the logo pattern under illumination;

the printing ink preparation module is used for preparing the optically variable printing ink according to the target gradual change scheme designed by the design module and the frosted semitransparent characteristic of the high polymer plastic material of the area to be printed;

a film making module, configured to output the logo pattern at a certain density and angle of dots through a film output system according to the logo pattern and the target gradient scheme designed by the design module to obtain a film patch set, where the film patch set includes at least one film patch with the logo pattern, and parameters of the film patches are different;

the screen printing plate manufacturing module is used for manufacturing a screen printing plate group by utilizing screen cloth, photosensitive glue and the film diaphragm group manufactured by the film manufacturing module according to the target gradual change scheme designed by the design module, wherein the screen printing plate group comprises at least one screen printing plate with logo patterns, and parameters of the screen printing plates are different;

the printing scheme customizing module is used for formulating a silk-screen printing scheme according to the high polymer plastic material, the frosted and semitransparent to-be-printed area, the target gradual change scheme, the optically variable printing ink and the silk-screen printing plate group, and the silk-screen printing scheme comprises the following steps: using the sequence of each silk-screen plate in the silk-screen plate group and using the printing area of each silk-screen plate in the silk-screen plate group;

the screen printing module is used for fixing the lip glaze pipe; printing the optically variable ink on the area to be printed, which is made of high polymer plastic and is frosted and semitransparent, by using the screen printing plate set according to the screen printing scheme, and obtaining a logo pattern changing color under illumination in the area to be printed; wherein, each time the ink printing is finished, the drying and curing treatment is firstly carried out, and then the next ink printing is carried out.

Advantageous effects

The method and the device for realizing logo pattern gradual change of the lip glaze pipe have the following effects:

firstly, the lip glaze pipe with the double-layer concentric cylinder structure is adopted in the embodiment of the invention, the inner pipe is transparent, the outer surface of the side wall of the outer pipe is frosted and semitransparent, human eyes can observe the color cosmetics products contained in the lip glaze pipe through the frosted and semitransparent outer pipe and the transparent inner pipe, and the lip glaze pipe with the novel structure has certain ornamental value;

secondly, compared with the mode that the logo is arranged on the bottom wall in the market, the logo is arranged on the side wall of the outer tube in the area to be printed of the logo pattern, and the side wall is relatively arranged on the bottom wall, so that the logo can attract the attention of consumers;

thirdly, the logo patterns printed on the side wall of the lip glaze tube have a gradual change effect under illumination, compared with a logo which does not change color on the existing lip glaze tube, the logo which gradually changes on the side wall is more cool and dazzling, so that the logo can attract the attention of consumers, and the lip glaze tube has a double-layer concentric cylinder structure and a frosted semitransparent shape, so that compared with the traditional lip glaze tube, the lip glaze tube has great difference in overall appearance, has a novel and attractive visual effect, and has extremely strong market competitiveness;

fourthly, according to a target gradient scheme of color change of a designed logo pattern under illumination, preparing optically variable ink, manufacturing a film diaphragm, manufacturing a silk-screen printing plate and manufacturing a silk-screen printing scheme, so that the whole process is performed around and closely attached to the target gradient scheme, and the finally printed and formed logo can be ensured to reach a target effect to the maximum extent;

fifth, in the embodiment of the present invention, the to-be-printed region is disposed on the outer surface of the sidewall of the outer tube, and the outer surface of the sidewall of the outer tube is made of a polymer plastic material and is frosted and translucent, so that the to-be-printed region is also made of a polymer plastic material and is frosted and translucent.

Additional features and corresponding advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic structural view of a lip gloss tube according to an embodiment of the present invention;

fig. 2 is a schematic flow chart of a method for realizing logo pattern gradient of a lip glaze pipe according to an embodiment of the present invention;

fig. 3 is a schematic view of a logo pattern gradient implementation device of a lip glaze pipe according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The first embodiment is as follows:

the following detailed description of specific embodiments of the present invention is provided in connection with the accompanying drawings and examples. The embodiment provides a method for realizing logo pattern gradual change of a lip glaze pipe, and the logo with the gradual change effect can be printed on the lip glaze pipe through silk screen printing.

Referring to fig. 1, the structure of the lip gloss tube in the present embodiment is shown, the lip gloss tube includes a tube head 11 and a tube body, the tube body includes an inner tube 121 and an outer tube, the inner tube 121 and the outer tube are both hollow cylinders, the diameter of the inner tube 121 is smaller than that of the outer tube, and the inner tube 121 and the outer tube are coaxially sleeved to form a double-layer concentric cylinder structure.

The inner tube 121 and the outer tube are made of polymer plastic materials, such as PETG (polyethylene terephthalate-1, 4-cyclohexanedimethanol terephthalate) materials, the inner tube 121 is transparent, the outer tube comprises a side wall 1221 and a bottom wall 1222, the outer surface of the side wall 1221 of the outer tube is frosted and semitransparent, and the outer surface of the side wall 1221 of the outer tube has an area to be printed. The bottom wall 1222 may be frosted and translucent, or may be transparent. The frosted and translucent effect of the sidewall 1221 may be achieved by doping plastic particles into the plastic material and then performing injection molding. The material of the pipe head 11 is not limited, and the pipe head 11 and the pipe body 12 can be assembled by screwing.

A is a logo pattern finally printed on the side wall 1221 in this embodiment, the logo pattern is printed on the region to be printed on the outer surface of the side wall 1221, the logo pattern is colorless in an initial state without light and gradually changes in color under light, and a is shown as a colorless logo pattern in an initial state without light.

Optionally, the selected area to be printed on the outer surface of the side wall 1221 of the outer tube is adapted to the shape of the logo pattern to be printed.

Referring to fig. 2, the method for realizing logo pattern gradient of a lip glaze pipe provided in this embodiment includes:

s101, designing a logo pattern and a target gradient scheme for changing color of the logo pattern under illumination; preparing the optically variable ink according to the target gradual change scheme and the frosted semitransparent characteristic of the high molecular plastic material of the area to be printed;

the logo pattern designed in this step can be a non-colored, i.e., colorless logo pattern, and the target gradation scheme of the logo pattern changing color under illumination can have various forms.

In some embodiments, designing the target tapering scheme may include: selecting a plurality of different illumination intensity values; and designing the specific color of the logo pattern under the illumination corresponding to each illumination intensity value, recording and storing, wherein the recorded and stored specific color is used as a reference basis in the subsequent steps of manufacturing the film diaphragm, the silk-screen printing plate group and the silk-screen printing scheme.

There are many different forms of designing the logo pattern to have a specific color under the illumination corresponding to each illumination intensity value, such as a bag:

designing an identification parameter set of the logo pattern with a specific color under the illumination corresponding to each illumination intensity value, and recording and storing the identification parameter set and the illumination intensity values in a one-to-one correspondence manner, wherein the identification parameter set comprises at least one parameter for identifying the specific color;

or designing color development patterns which are respectively presented by the logo patterns under the illumination corresponding to the illumination intensity values, and recording and storing the color development patterns and the illumination intensity values in a one-to-one correspondence manner;

the difference between these two forms is that the former expresses a specific color with an identification parameter set and the latter expresses a specific color with a color rendering pattern. The developed pattern is a colored logo pattern. The recorded and stored identification parameter set and color development pattern are used as reference bases in the steps of subsequently manufacturing the film diaphragm, the silk-screen printing plate group and the silk-screen printing scheme, so that the whole process is performed around and closely attached to the identification parameter set and the color development pattern, and the final printed and formed logo can be guaranteed to achieve the target effect to the maximum extent.

In some embodiments, designing the target tapering scheme in step S101 comprises: and designing the initial state color of the logo pattern without illumination, at least one intermediate state color corresponding to the intermediate value of the preset illumination intensity, and a final state color corresponding to the maximum value of the preset illumination intensity.

Optionally, the initial state color is colorless, and the final state color remains unchanged after the illumination intensity reaches the preset illumination intensity maximum value until the illumination intensity falls below the preset illumination intensity maximum value.

Optionally, the target gradual change scheme designed in step S101 includes: and the color of the logo pattern is changed from light to dark under the illumination along with the change of the illumination intensity from small to large. The color can be a single color from light to dark, or a mixed color from light to dark.

The existing optically variable ink generally comprises optically variable pigment, connecting material, auxiliary agent, solvent and other components, wherein the optically variable pigment has the characteristic of changing color along with illumination, so that in the step S101, the optically variable pigment contained in the optically variable ink and the proportion thereof can be selected according to the color gradient characteristic embodied in the target gradient scheme, so that the final printing effect can accord with the target gradient scheme;

the frosted semitransparent characteristic of the high polymer plastic material of the area to be printed is used for determining the following characteristic parameters of the optically variable ink: one or more of viscosity, particle size, pH value, curing speed, surface tension, curing double bond conversion rate, adhesive force, flexibility and friction resistance; so that the final printed logo pattern can be firmly attached to the frosted semitransparent area made of the high polymer plastic material. For example, the viscosity is selected to be 3.0 +/-0.1 Pa.s; the pH value is 6.5-7.5; the curing speed is less than or equal to 5 seconds; the particle size is 15-30 μm; the surface tension of the photochromic ink is 21-27 mN/m;

of course, in some embodiments, if the printed logo pattern also has a frosting effect, the method can be implemented by doping transparent particles in the prepared optically variable ink, and the transparent particles can be polymer plastic particles and can be made of the same material as the outer tube or the inner tube;

s102, outputting the logo pattern at a certain density and angle through a film output system according to the logo pattern designed in the S101 and the target gradual change scheme to obtain a film diaphragm set, wherein the film diaphragm set comprises at least one film diaphragm with the logo pattern, and parameters of the film diaphragms are different;

one or more film membranes can be output in the step; the specific method for manufacturing the film diaphragm through the film output system can be seen in the prior art;

s103, manufacturing a screen printing plate group by utilizing screen cloth, photosensitive adhesive and the film diaphragm group manufactured in the S102 according to the target gradual change scheme designed in the S101, wherein the screen printing plate group comprises at least one screen printing plate with logo patterns, and parameters of the screen printing plates are different;

in some embodiments, the parameters of the screen printing plate may include: one or more of mesh number of screen printing plate, screen stretching angle, screen stretching tension and emulsion thickness;

s104, formulating a silk-screen printing scheme according to the high-molecular plastic material, the frosted and semitransparent area to be printed, the target gradual change scheme, the optically variable printing ink and the silk-screen printing plate group manufactured in the S103, wherein the silk-screen printing scheme comprises the following steps: using the sequence of each silk-screen plate in the silk-screen plate group and using the printing area of each silk-screen plate in the silk-screen plate group;

in some embodiments, the screen printing scheme may further include: the screen printing machine comprises one or more of the following components, namely, the chain speed of a production line of the screen printing machine, the rotating speed, the static current, the angle of a scraper, the pressure, the temperature of the working environment of the screen printing machine and the relative humidity. A roller screen printing machine can be adopted, the rotating speed of the roller screen printing machine can be 300-500 rpm, the working environment temperature of the roller screen printing machine can be 15-30 ℃, and the relative humidity of the roller screen printing machine, namely the working environment humidity can be 40-50 RH%;

s105, fixing the lip glaze pipe; printing the optically variable ink on the area to be printed, which is made of high polymer plastic and is frosted and semitransparent, by using the silk-screen plate group manufactured in the step S103 according to the silk-screen printing scheme formulated in the step S104, and obtaining a logo pattern changing color under illumination in the area to be printed; wherein, each time the ink printing is finished, the drying and curing treatment is firstly carried out, and then the next ink printing is carried out.

In some embodiments, the S105 obtains a frosted translucent effect of the logo pattern changing color under light in the region to be printed, which is consistent with the frosted translucent effect of the outer surface of the sidewall 1221 of the outer tube.

The lip glaze pipe can be positioned on the production line through a clamp, and the optically variable ink is printed on the area to be printed to form the silk-screen logo.

The drying and curing treatment can be as follows: after being cured by an ultraviolet high-pressure mercury lamp, the mixture is dried by a drying device.

In some embodiments, the S101 may further include: according to the shape of the logo pattern, the area to be printed, which is matched with the shape of the logo pattern, is selected on the outer surface of the side wall 1221 of the outer tube.

Referring to fig. 3, for the device for implementing logo pattern gradual change of a lip glaze pipe provided in this embodiment, the structure of the lip glaze pipe is changed as above, which is not described herein again, and the device is used to implement the above implementation method of this embodiment, and the device 3 includes:

the design module 31 is used for designing a logo pattern and a target gradient scheme for changing color of the logo pattern under illumination;

the ink preparation module 32 is used for preparing the optically variable ink according to the target gradient scheme and the frosted semitransparent characteristic of the high-molecular plastic material of the area to be printed;

a film making module 33, configured to output, according to the logo pattern and the target gradual change scheme designed by the design module 31, the logo pattern at a certain density and at a certain angle through a film output system to obtain a film patch set, where the film patch set includes at least one film patch with the logo pattern, and parameters of the film patches are different;

a screen printing plate manufacturing module 34, configured to manufacture a screen printing plate set according to the target gradual change scheme designed by the design module 31 by using a mesh, a photosensitive resist, and the film diaphragm set manufactured by the film manufacturing module 33, where the screen printing plate set includes at least one screen printing plate with the logo pattern, and parameters of the screen printing plates are different;

a printing scheme customizing module 35, configured to formulate a silk-screen printing scheme according to the high polymer plastic material, the frosted and semitransparent to-be-printed area, the target gradual change scheme, the optically variable printing ink, and the silk-screen printing plate group, where the silk-screen printing scheme includes: using the sequence of each silk-screen plate in the silk-screen plate group and using the printing area of each silk-screen plate in the silk-screen plate group;

the screen printing module 36 is used for fixing the lip glaze pipe; printing the optically variable ink on the area to be printed, which is made of high polymer plastic and is frosted and semitransparent, by using the screen printing plate set according to the screen printing scheme, and obtaining a logo pattern changing color under illumination in the area to be printed; wherein, each time the ink printing is finished, the drying and curing treatment is firstly carried out, and then the next ink printing is carried out.

The device is used to implement the above implementation method of this embodiment, and each module in the device is used to implement the corresponding step in the method, which is not described herein again.

The method and the device for realizing logo pattern gradual change of the lip glaze pipe have the following effects:

firstly, the lip glaze pipe with the double-layer concentric cylinder structure is adopted in the embodiment, the inner pipe is transparent, the outer surface of the side wall of the outer pipe is frosted and semitransparent, human eyes can observe the color cosmetics products contained in the lip glaze pipe through the frosted and semitransparent outer pipe and the transparent inner pipe in a hidden and obvious manner, and the lip glaze pipe with the novel structure has certain ornamental value;

secondly, compared with the mode that the logo is arranged on the bottom wall in the market, the side wall enables the logo to attract the attention of consumers compared with the bottom wall in the mode that the logo is arranged on the bottom wall in the embodiment that the area to be printed of the logo pattern is arranged on the side wall of the outer tube;

thirdly, the logo patterns printed on the side wall of the lip glaze pipe have a gradual change effect under illumination, and compared with a logo which does not change color on the existing lip glaze pipe, the logo which gradually changes on the side wall is more cool and dazzling, so that the logo can attract the attention of consumers, and the lip glaze pipe of the embodiment has a great difference in overall appearance, has a novel and attractive visual effect and has extremely strong market competitiveness compared with the traditional lip glaze pipe by combining a double-layer concentric cylinder structure and a frosted semitransparent shape of the lip glaze pipe;

fourthly, according to a target gradient scheme of color change of a designed logo pattern under illumination, the method manufactures the optically variable ink, the film diaphragm group, the screen printing plate and the screen printing scheme, so that the whole process is performed around and closely attached to the target gradient scheme, and the finally printed and formed logo can be ensured to reach a target effect to the maximum extent;

fifth, in the embodiment of the present invention, the to-be-printed region is disposed on the outer surface of the sidewall of the outer tube, and the outer surface of the sidewall of the outer tube is made of a polymer plastic material and is frosted and translucent, so that the to-be-printed region is also made of a polymer plastic material and is frosted and translucent.

The foregoing is a more detailed description of embodiments of the present invention, and the present invention is not to be considered limited to such descriptions. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.