CN115195334A - Production process of multi-type spliced integrated decorative surface - Google Patents

Abstract

A production process for a multi-type splicing integrated decorative surface, comprising the following steps: preparing a metal base material and a hot-pressed sticker; cutting the metal base material to the size requirements of drawings; cleaning the surface of the cut and formed metal base material; Spray plastic in a part of the surface of the metal substrate to form a primer powder layer on the metal substrate; set glue on the surface of the primer powder layer of the metal substrate, and paste the thermal transfer paper on the primer powder layer, forming a first decoration area; spraying or painting on the surface of the metal substrate except the first decoration area to form a second decoration area; placing the metal substrate forming the first decoration area and the second decoration area into a heating oven Internal heating to adjust the heating time; after the heating time is reached, the metal substrate is released and the thermal transfer paper is torn off. The production process of the multi-type splicing one-piece decorative surface is an integrally formed decorative area on the surface of the product, the process is highly decorative, and the first decorative layer and the second decorative layer are stably attached to the surface of the metal substrate.

Description

A production process of multi-type splicing one-piece decorative surface

technical field

The invention belongs to the technical field of decoration processing, in particular to a production process of a multi-type splicing integrated decorative surface.

Background technique

At present, in order to improve the function and appearance of various products, and to protect the stability and durability of the main structure of the product under various environmental factors, decoration materials are installed on the product.

Metal substrates are usually used for decoration in decorative materials, and metal substrates also ensure the quality of products. However, the surface structure of the current metal substrate is single, and it is not easy to attach a decorative layer, so that the decorative process is single.

SUMMARY OF THE INVENTION

In view of this, the present invention provides a production process for a multi-type splicing one-piece decorative surface with strong process decoration to meet industrial needs.

A production process for a multi-type splicing integrated decorative surface, comprising the following steps:

Step S100: prepare metal substrates of required specifications and hot-pressed stickers;

Step S110: cutting the metal base material to the size requirements of the drawing;

Step S120: cleaning the surface of the cut and formed metal substrate;

Step S130: spray plastic on a part of the surface of the metal base material, put the sprayed metal base material into a heating oven for heating, and adjust the heating time to form a bottom plastic powder layer on the metal base material;

Step S140: Cut the thermal transfer paper into corresponding shapes, set glue on the surface of the bottom plastic powder layer of the metal substrate, and paste the thermal transfer paper on the bottom plastic powder layer to form a first decoration area ;

Step S150: spraying or painting on the surface of the metal substrate except the first decoration area to form a second decoration area;

Step S160: Put the metal substrate forming the first decoration area and the second decoration area into a heating oven for heating, adjust the heating time, and make the first decoration layer, and The second decorative layer is fixed to the surface of the metal substrate;

Step S170: After the heating time is reached, the metal substrate is released from the oven and the thermal transfer paper is torn off.

Further, the metal base material is any one of a square tube, a round tube, and a plate.

Further, in step S110, a groove is provided on the surface of the metal substrate, and the thermal transfer paper and the primer powder layer are all accommodated in the groove.

Further, the colors of the primer powder layer and the second decoration area are different, and the primer powder layer is made of light-colored plastic powder.

Further, in step S130, the temperature at which the primer powder layer is heated is 200-210°C.

Further, in step S160, when the second decoration area is made by spray molding, the temperature is 180-200°C.

Further, in step S160, when the second decoration area is made of paint, the heating temperature is 170-180°C.

Further, the heating time in step S130 and step S160 are both 8-12 minutes.

Further, the thickness of the primer powder layer is 70-100um.

Further, in step S160, when the second decoration area is made of spray molding, the thickness of the second decoration area is 70-100um, and when the second decoration area is made of paint, the thickness of the second decoration area is 70-100um. The thickness is 20 ~ 30um.

Compared with the prior art, the production process of the multi-type splicing one-piece decorative surface provided by the present invention forms a primer powder layer by spraying or painting a part of the surface of the metal substrate; cutting the thermal transfer paper into corresponding shape, and set glue on the surface of the bottom plastic powder layer of the metal substrate, and paste the thermal transfer paper on the bottom plastic powder layer to form a first decoration area. Spray or paint the surface of the metal substrate except the first decorative area to form the second decorative area; heat the metal substrate in a heating oven, adjust the heating time, and make the temperature range 170-210 ° C The first decorative layer and the second decorative layer are fixed to the surface of the metal substrate at high temperature; after the heating time is reached, the metal substrate is released from the oven and the thermal transfer paper is torn off, so that the production process of the multi-type splicing one-piece decorative surface is as follows: The surface of the product is integrally formed with a decorative area, which is highly decorative and enables the first decorative layer and the second decorative layer to be firmly attached to the surface of the metal substrate.

Description of drawings

FIG. 1 is a flow chart of the production process of the multi-type splicing integrated decorative surface provided by the present invention.

2 is a schematic structural diagram of a metal substrate in the production process of the multi-type splicing integrated decorative surface provided by the present invention.

Detailed ways

Specific embodiments of the present invention will be described in further detail below. It should be understood that, the descriptions of the embodiments of the present invention herein are not intended to limit the protection scope of the present invention.

As shown in FIG. 1 , it is a flow chart of the production process of the multi-type splicing integrated decorative surface provided by the present invention. The production process of the multi-type splicing one-piece decorative surface includes the following processing steps:

Step S100: prepare metal substrates of required specifications and hot-pressed stickers;

Step S110: cutting the metal base material 1 to the size requirements of the drawing;

Step S120: cleaning the surface of the cut and formed metal substrate 1;

Step S130: spray plastic on a part of the surface of the metal substrate 1, put the sprayed metal substrate 1 into a heating oven for heating, and adjust the heating time to form a bottom plastic powder layer on the metal substrate 1;

Step S140: Cut the thermal transfer paper into corresponding shapes, set glue on the surface of the bottom plastic powder layer of the metal substrate 1, and paste the thermal transfer paper on the bottom plastic powder layer to form a first decoration zone 2;

Step S150 : spraying or painting the surface of the metal substrate 1 except the first decoration area 2 to form the second decoration area 3 ;

Step S160: Put the metal substrate 1 forming the first decoration area 2 and the second decoration area 3 into a heating oven for heating, adjust the heating time, and make the first decoration at a high temperature in the range of 170-210°C. layer, and the second decorative layer are fixed to the surface of the metal substrate 1;

Step S170: After the heating time is reached, the metal substrate 1 is released from the oven and the thermal transfer paper is torn off.

In step S100, the metal substrate 1 is any one of a square tube, a round tube, and a plate, and different metal substrates 1 are selected according to customer needs to meet different needs, and the metal substrates 1 are all Made of metal material to ensure subsequent high temperature processing.

In step S110, a groove is set on the surface of the metal substrate 1, and the thermal transfer paper and the bottom plastic powder layer are accommodated in the groove, so as to facilitate the bottom plastic powder layer and thermal transfer printing The paper is fixed and stable on the surface of the metal substrate 1 . In addition, it is convenient to observe the preparation of the base plastic powder layer and the position of the thermal transfer paper on the surface of the metal substrate 1 .

In step S130 , the surface of the cut and formed metal substrate 1 is cleaned, so that the first decoration area 2 and the second decoration area 3 are stably attached to the surface of the metal substrate 1 .

In the process of step S140, the roughness of the surface of the metal substrate 1 is increased by the primer powder layer, so that the thermal transfer paper is stable on the surface of the metal substrate 1 and has a good adhesion effect.

In steps S130 and S150 , the colors of the primer powder layer and the second decoration area 3 are different, and the colors of the primer powder layer and the second decoration area 3 are contrasted. And the bottom plastic powder layer is made of light-colored plastic powder. When the thermal transfer paper is pasted on the surface of the bottom plastic powder layer, an obvious color contrast is formed between the bottom plastic powder layer and the thermal transfer paper, which makes the thermal transfer paper The pattern is clear.

The plastic spraying in steps S130 and S160 is charging by high-voltage electrostatic equipment. Under the action of the electric field, the plastic powder is sprayed on the surface of the workpiece, and the powder will be uniformly adsorbed on the surface of the workpiece. Painting is to cover the paint. It is the surface of the metal substrate 1, wherein spraying and painting are the prior art.

In step S130 and step S160, the heating time is 8-12 minutes, and in step S130, the thickness of the primer powder layer is 70-100um, and the heating temperature of the primer powder layer is 200-210°C, and in step S160 Among them, when the second decoration area 3 is made of spray plastic, the heating temperature is 180-200°C, and the thickness of the second decoration area 3 is 70-100um, or when the second decoration area 3 is painted When it is made, the heating temperature is 170-180 ℃, and the coating thickness is 20-30um. Within the above temperature and thickness range, the molding speed of the primer powder layer and the second decoration area 3 is the same, and the bottom layer is avoided. The plastic powder layer is damaged after being heated twice, which ensures the molding quality of the bottom plastic powder layer and the second decoration area 3 .

Compared with the prior art, in the production process of the multi-type splicing one-piece decorative surface provided by the present invention, a bottom plastic powder layer is formed by spraying or painting a part of the surface area of the metal substrate 1; Cut into corresponding shapes, and set glue on the surface of the bottom plastic powder layer of the metal substrate 1 , and paste the thermal transfer paper on the bottom plastic powder layer to form the first decoration area 2 . Spray or paint the surface of the metal substrate 1 except the first decorative area 2 to form the second decorative area 3; heat the metal substrate 1 in a heating oven, adjust the heating time, and make the temperature range within 170 The first decorative layer and the second decorative layer are fixed to the surface of the metal substrate 1 at a high temperature of -210°C; after the heating time is reached, the metal substrate 1 is released from the oven and the thermal transfer paper is torn off, so that the multi-type splicing integrated In the production process of the decorative surface, the decorative area is integrally formed on the surface of the product, the process is highly decorative, and the first decorative layer and the second decorative layer are stably attached to the surface of the metal substrate.

The above are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Any modifications, equivalent replacements or improvements within the spirit of the present invention are all included within the scope of the claims of the present invention.

Claims (10)

1. A production process of a multi-type spliced integrated decorative surface comprises the following steps:

step S100: preparing a metal base material with required specification and a hot-pressing sticker;

step S110: cutting the metal substrate into the paper size requirement;

step S120: cleaning the surface of the cut and formed metal base material;

step S130: spraying plastic on the surface of the metal base material in partial area, heating the sprayed metal base material in a heating oven, and adjusting the heating time to form a bottom plastic powder layer on the metal base material;

step S140: cutting the thermal transfer paper into a corresponding shape, arranging glue on the surface of the bottom plastic powder layer of the metal substrate, and adhering the thermal transfer paper to the bottom plastic powder layer to form a first decoration area;

step S150: spraying plastics or painting on the surface of the metal substrate except the first decorative area to form a second decorative area;

step S160: placing the metal substrate with the first decorative area and the second decorative area into a heating oven for heating, adjusting the heating time, and fixing the first decorative layer and the second decorative layer on the surface of the metal substrate at a high temperature ranging from 170 ℃ to 210 ℃;

step S170: and after the heating time is reached, the metal base material is discharged from the furnace and the thermal transfer paper is torn off.

2. The process for producing the multi-type spliced integrated decorative cover according to claim 1, wherein: the metal substrate is any one of a square tube, a round tube and a plate.

3. The process for producing the multi-type spliced integrated decorative cover according to claim 1, wherein: in step S110, a groove is formed on the surface of the metal substrate, and the thermal transfer paper and the bottom plastic powder layer are accommodated in the groove.

4. The process for producing a multi-type splice integrated decorative cover of claim 1, wherein: the bottom plastic powder layer and the second decorative area are different in color, and the bottom plastic powder layer is made of light-color plastic powder.

5. The process for producing a multi-type splice integrated decorative cover of claim 1, wherein: in step S130, the bottom plastic powder layer is heated at a temperature of 200 to 210 ℃.

6. The process for producing the multi-type spliced integrated decorative cover according to claim 1, wherein: in step S160, when the second decorative region is made of plastic injection, the temperature is 180 to 200 ℃.

7. The process for producing the multi-type spliced integrated decorative cover according to claim 1, wherein: in step S160, when the second decorative region is made of paint, the heating temperature is 170 to 180 ℃.

8. The process for producing the multi-type spliced integrated decorative cover according to claim 1, wherein: the heating time in step S130 and step S160 is 8 to 12min.

9. The process for producing the multi-type spliced integrated decorative cover according to claim 1, wherein: the thickness of the bottom plastic powder layer is 70-100 um.

10. The process for producing the multi-type spliced integrated decorative cover according to claim 1, wherein: in step S160, when the second decorative region is made by spraying plastics, the thickness of the second decorative region is 70-100 um, and when the second decorative region is made by painting, the thickness of the second decorative region is 20-30 um.

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