KR100972668B1 - Illumination for cover manufacture method - Google Patents

Abstract

According to the present invention, the upper mold is formed of an aluminum mold plate when forming the lighting cover of the acrylic plate, so that the pattern and shape formed on the lighting cover can be expressed in detail, thereby improving the external aesthetics, and the damage or deformation of the mold. The present invention relates to a method for manufacturing a lighting cover to prevent product increase.

To this end, the present invention comprises the steps of pouring a gel-type acrylic resin in which a curing agent and a release agent is put on the lower glass mold plate in a state in which the packing is fixed around the upper edge of the lower glass mold plate; Mounting an upper aluminum mold plate on which an intaglio or embossed pattern is formed by CNC or sanding on an upper portion of the lower glass mold plate; Comprising the upper aluminum mold plate and the lower glass mold plate in close contact, by pressing the fixing the upper aluminum mold plate and the lower glass mold plate to complete the mold assembly; Injecting the mold assembly into a water tank having a water temperature of about 40 to about 50 ° C. to gradually cure the gel-type acrylic resin between the upper aluminum mold plate and the lower glass mold plate; When the acrylic resin of the gel form is gradually cured and formed in a soft state, the step of adding the water temperature of the water tank while maintaining the 80 ~ 100 ℃ degree; And removing the mold assembly from the water tank, releasing the clamps and separating the upper and lower molds from the upper aluminum mold plate and the lower glass mold plate.

Mold Assembly, Lower Glass Mold Plate, Upper Aluminum Mold Plate, Packing, Acrylic Resin, Lighting Cover

Description

Lighting cover manufacturing method {Illumination for cover manufacture method}

The present invention relates to a method for manufacturing a lighting cover, and more particularly, the upper mold is formed of an aluminum mold plate when forming a lighting cover of an acrylic plate, so that the pattern and shape formed on the lighting cover can be delicately expressed, and thus aesthetically pleasing. The present invention relates to a method for manufacturing a lighting cover that can improve the feeling and to prevent product breakage or deformation, thereby improving product quality.

In general, the lamp cover is covered with fluorescent lamps and incandescent lamps to brighten indoors and outdoors to protect the lamps, and is made of a synthetic resin material made of transparent or opaque material, so that the lamps are illuminated. It is to prevent the glare caused by.

Thus, the lamp cover is made of synthetic resin material, mainly made of acrylic resin.

Acrylic resin (acrylic resin) is a plastic with good transparency, it passes light, especially ultraviolet light more easily than ordinary glass, it is stable and has good light resistance, and unlike polystyrene, it is easy to bend by heating and bending. As it has excellent electrical insulation and water resistance, and is only half the weight of glass, it has light and excellent processability.The acrylic resin is a white lighting fixture cover and building material incorporating a windshield or titanium bag of an aircraft, automobile, etc. It is widely used in various fields such as medical materials.

When making such an acrylic resin into a plate and using it as a luminaire material or a decorative material, it is extremely desirable to form a beautiful pattern such as a picture, a figure, or a letter on the surface of the acrylic resin plate. Forming a pattern in such a way as to take a lot of time and money, there is a problem such as impossible to mass production in reality.

And, when manufacturing the acrylic resin plate of the cover for the lamp according to the prior art to form the upper glass mold plate is formed in the engraved or embossed pattern to be formed in the upper center, and the lower glass mold plate at the bottom of the upper glass mold plate Pour the molten acrylic resin into which the curing agent and the release agent are added between the upper glass mold plate and the lower glass mold plate, and the upper and lower glass mold plates are packed and assembled to cure by putting them in a water tank maintained at a high temperature for a predetermined time. To produce an acrylic resin plate.

However, in order to manufacture the conventional acrylic resin plate as described above, since the upper and lower molds are formed of a glass material, it is difficult to manufacture a delicate and various patterns on the upper glass mold plate to form a pattern on the acrylic resin plate. There is a drawback that limited and external aesthetics can not be produced because the molded cover for the lamp can not be manufactured.

In addition, conventionally, when a pattern is formed on a glass mold plate or used for a long time due to a high temperature in a water tank, the glass mold plate is deformed due to the characteristics of glass or the glass mold plate is damaged. There is a problem.

Therefore, the present invention has been made to solve the above problems to be able to produce a variety of patterns, such as figures or letters formed on the light cover, delicately and variously to produce a light cover of various patterns to maximize the productability In addition, it is possible to express the light by the illumination light colorfully, there is a purpose to improve the external aesthetics.

In addition, another object of the present invention is to provide a method for manufacturing a cover for lighting that can prevent deformation and breakage of the mold for manufacturing the lighting cover to increase the productability and safety.

Method for manufacturing a lighting cover of the present invention for achieving the above object is a step of pouring the acrylic resin of the gel type in which the curing agent and the release agent is put on the lower glass mold plate while the packing is fixed around the upper outer periphery of the lower glass mold plate ; Mounting an upper aluminum mold plate on which an intaglio or embossed pattern is formed by CNC or sanding on an upper portion of the lower glass mold plate; Comprising the upper aluminum mold plate and the lower glass mold plate in close contact, by pressing the fixing the upper aluminum mold plate and the lower glass mold plate to complete the mold assembly; Injecting the mold assembly into a water tank having a water temperature of about 40 to about 50 ° C. to gradually cure the gel-type acrylic resin between the upper aluminum mold plate and the lower glass mold plate; When the acrylic resin of the gel form is gradually cured and formed in a soft state, the step of adding the water temperature of the water tank while maintaining the 80 ~ 100 ℃ degree; And removing the mold assembly from the water tank, releasing the clamps and separating the upper and lower molds from the upper aluminum mold plate and the lower glass mold plate.

As described above, the present invention is to produce a lighting cover, but the upper mold frame for forming a pattern on the lighting cover is formed of an aluminum mold plate to form a pattern for forming the pattern of the lighting cover on the aluminum mold plate to be various, fine and delicate It is possible to produce an indoor atmosphere that suits the user's taste, as well as to increase the desire to purchase according to the buyer's inclination.

In addition, the present invention is to produce a light cover using an aluminum mold plate, even if the aluminum mold plate is put into a high temperature water tank to cure the acrylic resin, the aluminum mold plate is not deformed or damaged, which does not lead to product defects and safety accidents. There is an effect that can be prevented.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view showing a manufacturing structure of the lighting cover according to the present invention, Figure 2 is a perspective view showing a combined perspective view of the lighting cover manufacturing structure according to the present invention, Figure 3 of the lighting cover manufacturing structure according to the present invention The cutaway view is shown.

The present invention in the production structure for producing a light cover for a lamp,

A lower glass mold plate 10 having an upper end formed in a flat plate shape;

An upper aluminum mold plate 20 mounted on an upper portion of the lower glass mold plate 10;

A gel-type acrylic resin 31 injected between the lower glass mold plate 10 and the upper aluminum mold plate 20 to form a lighting cover 30 after molding;

Packing 40 to prevent the acrylic resin 31 is counted outside on the outer peripheral surface between the lower glass mold plate 10 and the upper aluminum mold plate 20;

It consists of.

The lower glass mold plate 10 and the upper aluminum mold plate 20 are fastened to a plurality of clamps 50 to assemble the lower glass mold plate 10 and the upper aluminum mold plate 20.

The lower portion of the upper aluminum mold plate 20 is formed with a pattern portion 21 to form a pattern on the lighting cover 30 is formed by curing the acrylic resin 31.

At this time, the glyph part 21 is formed as a conical groove so that a conical pattern is formed in the lighting cover 30 shown in FIG. 5, or various patterns such as an arc shape or a star shape are provided on the lighting cover 30. It is desirable to be embossed or embossed to be molded.

The hardening cover and the release agent may be added to the gel-type acrylic resin 31 so as to form a hard lighting cover 30 or to be separated from the upper aluminum mold plate 20 and the lower glass mold plate 10.

The packing 40 is made of a silicon material, but more preferably is made of a soft synthetic resin.

In addition, the packing 40 has a discharge hole 41 is formed so that the bubbles in the acrylic resin 31 is discharged when the acrylic resin 31 is cured.

Looking at the manufacturing process of the lighting cover according to the present invention produced by the above configuration as follows.

First, in the state in which the packing 40 is fixed around the upper outer circumference of the lower glass mold plate 10, the acrylic resin 31 of the gel form in which a curing agent and a releasing agent are introduced is poured onto the lower glass mold plate 10. In this case, the acrylic resin 31 is not leaked to the outside by the packing 40.

Then, according to the height of the packing 40, the acrylic resin 31 is to be formed to the thickness of the illumination cover 30 is produced by curing.

In addition, when the acrylic resin 31 is put on the lower glass mold plate 10, the upper aluminum mold plate 20 in which an intaglio or embossed pattern is formed by CNC or sanding, etc., is lower glass mold plate 10. It sits on the top.

As described above, the upper aluminum mold plate 20 and the lower glass mold plate 10 are pressed and fixed with the clamp 50 while the upper aluminum mold plate 20 and the lower glass mold plate 10 are in close contact with each other. You will complete 1).

In this state, as shown in FIG. 4, the mold assembly 1 is introduced into the water tank 60 having a water temperature of about 40 to about 50 ° C. for about 3 hours to obtain an acrylic resin 31 in a gel form. Between the upper aluminum mold plate 20 and the lower glass mold plate 10 is to be slowly cured to achieve a smooth shape of the lighting cover 30.

At this time, when the acrylic resin 31 is hardened while being compressed, bubbles in the acrylic resin 31 are discharged to the discharge hole 41 of the packing 40.

And, as described above, when the gel-type acrylic resin 31 is gradually cured and formed in a soft state, the water temperature of the water tank 60 is about 3 hours while maintaining the temperature of about 80 to 100 ° C. This is to enhance the strength of the acrylic resin 31 while allowing the acrylic resin 31 cured by heat treatment to be well separated from the lower glass mold plate 10 and the upper aluminum mold plate 20.

Then, the natural cooling is to produce a lighting cover 30 that the pattern is represented by the opposite angle of the pattern formed on the upper aluminum mold plate (20).

After the mold assembly 1 is removed from the water tank 60, the clamp 50 is released and separated from the upper aluminum mold plate 20 and the lower glass mold plate 10, thereby completely curing as shown in FIG. The illumination cover 30 of the acrylic resin 31 is to be separated.

Therefore, the lighting cover 30 according to the present invention is capable of molding a pattern such as various figures or shapes precise and delicate on the upper aluminum mold plate 20, the lighting cover 30 by the upper aluminum mold plate 20. The pattern to be formed on the will be able to be produced to be expressed precisely.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

1 is an exploded perspective view showing a manufacturing structure of the lighting cover according to the present invention.

Figure 2 is a perspective view of the lighting cover manufacturing structure according to the present invention.

Figure 3 is a cross-sectional view of the lighting cover manufacturing structure according to the present invention.

Figure 4 is a state in which the mold assembly of the lighting cover manufacturing structure according to the present invention to the tank.

5 is a perspective view illustrating an example of a lighting cover manufactured by manufacturing according to the present invention.

<Description of the symbols for the main parts of the drawings>

1 mold assembly 10 bottom glass mold plate

20: upper aluminum mold plate 21: pattern

30: light cover 31: acrylic resin

40 packing 41 discharge hole

50: clamp 60: water tank

Claims (1)

Pouring the acrylic resin 31 in a gel form into which a curing agent and a releasing agent are injected onto the lower glass mold plate 10 in a state in which the packing 40 is fixed around the upper edge of the lower glass mold plate 10; Mounting an upper aluminum mold plate 20 having an intaglio or embossed pattern on an upper portion of the lower glass mold plate 10; In the state where the upper aluminum mold plate 20 and the lower glass mold plate 10 are in close contact with each other, the mold assembly is formed by pressing and fixing the upper aluminum mold plate 20 and the lower glass mold plate 10 using the clamp 50. (1) completing; The mold assembly 1 is introduced into a water tank 60 having a water temperature of about 40 to about 50 ° C. so that an acrylic resin 31 having a gel form is formed between the upper aluminum mold plate 20 and the lower glass mold plate 10. Slowly curing at; When the gel-type acrylic resin 31 is slowly cured and formed in a soft state, the step of introducing the water temperature of the water tank 60 while maintaining the temperature of about 80 to 100 ° C; And Completely cured acrylic resin (31), including removing the mold assembly (1) from the water tank (60) to release the clamp (50) and separate it from the upper aluminum mold plate (20) and the lower glass mold plate (10). Method for manufacturing a lighting cover, characterized in that for producing a lighting cover (30).

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