JPH0881888A - Method for light and shade printing having non-stage gradated region - Google Patents

Abstract

PURPOSE: To provide a printing method for a printed product, as if printed plural times, by screen printing treatment once, namely for a printed product comprising both dark printed regions and light printed regions and actualizing these regions in a non-stage continuous tone. CONSTITUTION: In the method for light and shade printing having non-stage gradated regions, the surface 2 of a printing stand 1 is provided with recessed parts 3 and protruded parts 4 according to a desired pattern. Cloth H to be printed is placed in a spread state on the printing stand 1. A printing agent I is supplied in a pressurized state through a printing screen S to the cloth H to be printed. Printing is carried out in such a way that sections corresponding to the recessed parts 3 on the surface 2 of the printing stand are made into dark printed regions M and sections corresponding to the protruded parts 4 on the surface 2 of the printing stand are made into light printed regions N in a non-stage state against the dark printed regions M.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a printing method using a printing screen, and in particular, it is a printed product as if it had been subjected to a plurality of printing processes by one screen printing process, that is, a dark color. The present invention relates to a dark and light printing method having a stepless blurring area in which a printing area and a light-colored printing area are mixed and which provides a printed product having a stepless continuous gradation.

[0002]

2. Description of the Related Art As is well known, a conventional printing method using a typical printing screen is to place a printing material on a printing table having a flat surface in a state in which the printing material is spread and then to be placed on the printing material. A printing screen is applied, and a printing agent is pressed onto the printing fabric through the printing screen. That is, in the conventional printing method using a printing screen, the surface of the printing table to be placed in the unfolded state of the material to be printed is composed of a flat flat surface designed with extremely high accuracy. In this way, the fabric to be printed is reliably supported on a plane and is subjected to printing a plurality of times, that is, multicolor printing.

In short, according to the conventional printing method using the conventional printing screen described above, in order to obtain a printing product having a gradation of light and shade, a printing screen having a plurality of patterns is prepared in advance and the printing process is performed a plurality of times by the printing screens. , Finished the intended textile printing product.

That is, in the conventional printing method using a printing screen, since the surface of the printing table is composed of a flat surface so as to be suitable for multicolor printing, the printing process is performed once with one pattern printing screen. Then, it was not possible to obtain a printed product which is rich in variability due to the gradation of light and shade described above.

[0005]

SUMMARY OF THE INVENTION Therefore, the present invention
A printing product which cannot be obtained by the conventional printing method using a typical printing screen as described above, that is, one printing screen is prepared, and the printing process is performed once by the printing screen, which is economically advantageous. Another object of the present invention is to provide a dark and light printing method having a stepless blurring area, which is adapted to provide a printed product having a wide variety of dark and light gradation.

[0006]

In order to achieve the above-mentioned object, the present invention specifically puts a printing material on a printing table having a flat surface in a state in which the printing material is spread, and the printing is performed. A printing screen is applied onto the cloth, and in a printing method using the printing screen, which is adapted to be provided on the material to be printed in a state where the printing agent is pressed through the printing screen, the surface of the printing table is subjected to a desired pattern. The material is formed into an uneven shape, placed on the printing table in a state in which the material to be printed is spread out, a printing screen is applied onto the material to be printed, and the printing agent is pressed under the printing screen. It is provided on a printing material, and a portion corresponding to the concave portion of the surface of the printing material on the material to be printed is subjected to a printing process as a dark color printing area, which corresponds to a convex portion of the surface of the printing material on the printing material. Own the constituting grayscale printing process with stepless blur area formed by printing processes as stepless pale printing region with respect to the dark printing area.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a method for printing light and shade having stepless blur areas according to the present invention will be described in detail with reference to specific embodiments shown in the drawings. FIG. 1 is a schematic side cross-sectional view showing an example of a basic configuration in which aspects of a printing table and a printing material in a printing process state applied to a method for printing shades having a stepless blur region according to the present invention are combined. It is shown in the figure. On the other hand, FIG. 2 is a schematic plan view showing an example of a printed product finished by the dark and light printing method having the stepless blurring region.

First, the basic construction of the printing table 1 applied to the stepwise gradation printing method having stepless gradation regions according to the present invention will be described with reference to FIG. In the embodiment shown in the drawings, the surface 2 of the printing table 1 is previously formed in an uneven shape like a concave portion 3 and a convex portion 4 according to a desired pattern. The concave portion 3 and the convex portion 4 of the printing table 1 are relative, and when the surface 2 of the printing table 1 is used as the reference surface to form the convex portion 4, the concave portion 3 is formed by engraving or other means. It is what is done.

The concave portion 3 and the convex portion 4 on the surface 2 of the printing table 1 embody a printing pattern on the material H to be printed, and are formed according to a preset pattern.

The side surface 5 and the bottom portion 6 of the concave portion 3 on the surface 2 of the printing table 1 are formed by a flat surface, an uneven curved surface or an inclined surface as required, and the convex portion on the surface 2 of the printing table 1 is formed. The top surface 7 of 4 includes, in addition to a partial flat surface serving as a reference surface, a concavo-convex curved surface or an inclined surface which is continuous with the flat surface and continues to the concave portion 3 side.

In the present invention, the printing table 1 is made of wood or metal, and the recesses 3 and the projections 4 on the surface 2 are processed by means such as engraving or etching. The depth dimension of the recess 3 is not particularly limited, and is about 1 mm in a preferred example.

Next, the procedure of the gradation printing method having a stepless gradation area according to the present invention will be described in detail. First, according to the present invention, the printing table 1 having the above structure
Is prepared.

On the surface 2 of the prepared printing table 1, the material to be printed H is placed in a developed state, the printing screen S is applied on the material to be printed H, and the printing agent is passed through the printing screen S. I is pressed onto the fabric H to be printed and subjected to a printing treatment. In the dark and light printing method of the present invention, the printing agent I having transparency is preferably used. That is, since the density of the transparent printing agent appears to be different depending on the thickness of the printed printing agent, the thickness of the printed printing agent can be changed to enhance the shading or gradation effect.

In the example shown in the figure, when the printing agent I is pressed through the printing screen S and applied to the material to be printed H to perform a printing process, the surface 2 of the printing table 2 on the material to be printed H is printed. The portion corresponding to the concave portion 3 is a dark color printing area M.
And a portion corresponding to the convex portion 4 of the printing base surface 2 on the printing material H is printed as a light-color printing area N continuous with the dark-color printing area M in stepless gradation. Then, the dark-color printing area M is embodied as if it were a gradation printing area.

[0015]

As described above, the gradation printing method having the stepless gradation area of the present invention having the above-mentioned structure is as follows.
In a printing method using a printing screen, a printing table for placing and supporting a material to be printed in an unfolded state is preliminarily formed with concaves and convexes 3 and convexes 4 on its surface according to a desired pattern. Then, the fabric to be printed H is placed on the surface 2 of the prepared printing base 1 in a developed state, the printing screen S is applied onto the fabric to be printed H, and the printing agent I is passed through the printing screen S. Is applied to the printing material H in a state of being pressed, and a printing process is performed, thereby performing a printing process on a part corresponding to the concave portion 3 of the printing table surface 2 on the printing material as a dark color printing area M, The portion corresponding to the convex portion 4 of the printing table surface 2 on the printing material H can be subjected to the stepless light-colored printing area N with respect to the dark-colored printing area M, which is extremely simple. Depending on the device, Economically, it can be said that act very effectively in that it can subjecting the printed product variegated cause crisp gray gradient or blur effect.

According to the method for printing light and shade having stepless blurring regions according to the present invention, one printing screen is prepared in advance for a textile printing process for textile products such as T-shirts. By the printing process in one time,
It is possible to provide a printed product economically, and
As a textile printing product with a wide range of gradations with stepless blurring areas
It can be said that it works extremely effectively in that it can be used as a textile product such as a shirt.

[Brief description of drawings]

FIG. 1 is a diagram showing a stepwise gradation printing method having a stepless gradation area according to the present invention, and a printing table applied to the printing method, and a printing process for a material to be printed on the printing table. FIG. 3 is a schematic side cross-sectional view showing an example of a basic configuration showing the above situation together.

FIG. 2 is a schematic plan view showing an example of a printed product which is finished by a dark and light printing method having the stepless blurring region.

[Explanation of symbols]

 1 Printing table 2 Printing table surface 3 Concave 4 Convex 5 Side of concave 6 Bottom of concave 7 Top of convex H Printing material S Printing screen I Printing agent M Dark printing printing area N Light printing area

Claims (1)

[Claims] 1. A printed fabric is placed in a developed state on a printing table having a flat surface, a printing screen is applied onto the printed fabric, and the printing agent is pressed through the printing screen. In a printing method using a printing screen adapted to be provided on the printing material in a state, the surface of the printing table is formed into an uneven shape according to a desired pattern, and the printing material is placed on the printing table in a developed state. Then, apply a printing screen on this printing material, and provide the printing material on the printing material while pressing the printing agent through the printing screen, and correspond to the concave portion of the printing table surface on the printing material. A part is subjected to a printing process as a dark color printing region, and a part corresponding to a convex portion of the surface of the printing base on the printing material is subjected to a printing process as a stepless light color printing region for the dark color printing region. Become Gray printing method with stepless blur area characterized by and.