KR102049913B1 - Method for Customized Type Of Stoneborad - Google Patents

Abstract

The present invention relates to a method for manufacturing a customized stone slab, comprising: a mold preparation step (S1) of preparing a mold; a concrete preparation step (S2) of preparing concrete to be placed in the mold; a concrete placing step (S3) of placing the concrete in the mold; a vibrating step (S4) of applying vibration to the concrete placed in the mold by a vibrator; a lamination degree confirmation step (S5) of confirming the lamination degree of stone included in the concrete through the vibrating step (S3); a concrete curing step (S6) of curing the concrete when it is confirmed that gravel is filled up to a predetermined level in the mold; a demolding step (S7) of demolding the mold after the concrete curing step (S5); and a stone slab forming step (S8) of cutting the cured concrete to a desired size by a stone cutter to form a stone slab.

Description

Manufacturing method of customized slab {Method for Customized Type Of Stoneborad}

The present invention is a formwork preparing step (S1) for preparing the formwork; Concrete preparation step (S2) for preparing concrete to be poured into the formwork; Concrete pouring step (S3) for pouring concrete in the formwork; Vibrating step (S4) to give a vibration to the concrete poured in the formwork with a vibrator; A stacking degree checking step of the stone for confirming the stacking degree of the stones included in the concrete through the vibrating step (S3); A concrete curing step (S6) of curing the concrete when it is confirmed that the gravel is filled to a predetermined part in the formwork; Formwork demoulding step (S7) for demolding the formwork after the concrete curing step (S5); And a slab forming step (S8) of cutting the cured concrete to a desired size with a stone cutter to form a slab.

Hereinafter, the background art together with the accompanying drawings will be described.

In general, concrete is a mixture which is hardened by mixing sand with water, and is economically manufactured and can be formed in any form. Therefore, concrete is widely used as a structural material for civil engineering or construction.

However, concrete products have a rough surface, a weak strength, and a weak appearance, so that most of them are used as basic structural materials such as bricks or blocks, and there is a limit that they cannot be used as decorative materials with high added value.

On the other hand, attempts have been made to manufacture slabs for building materials. As a method of manufacturing slabs for building materials, 10-15% of synthetic polyester unsaturated polyester is added to a predetermined amount of tailings, followed by primary mixing, followed by methyl, which is a small amount of hardener. The mixture of acyl ketone peroxide and cobalt naphthic acid, which is a reaction promoter, is mixed again and administered to an iron molding fire, pressurized and molded at a predetermined pressure or higher, and the molded product is heated and cured at 100 ° C. or lower, and then polished. A method of manufacturing a building material with a similar texture and pattern to a natural stone material, and adding silicate as a binder and a melting aid such as feldspar powder, boric acid, soda ash, and soda fluoride to the tailings and mixing it with a certain thickness After pressing, molding and drying it there is a method for producing by firing at 800 ℃ or more.

However, the slab manufactured by the above manufacturing methods require a lot of time because it requires a lot of processes, resulting in an increase in manufacturing cost, and there is a problem in that it cannot utilize the aesthetics of gravel included in concrete.

In addition, in manufacturing various boundary stones used for sidewalks, driveways, houses, flower beds, etc., by mixing stone and concrete at an optimal ratio, the boundary stones are manufactured to improve the quality and aesthetics as well as to improve economic efficiency. In the manufacture of boundary stones used in roads, roads, flower beds, houses, etc., considering the type of stone, color, surface treatment, and thickness of the board, select a board suitable for each application and cut it to meet each standard. After attaching a certain amount of support to a predetermined position with stones or metal on the floor, concrete is installed inside the plate and the frame in a state in which a predetermined number of boundary stone manufacturing plates are bonded to each other using an adhesive solution to form a predetermined shape. A method of preparing a boundary stone has been proposed in the related art.

However, the conventional method of manufacturing a boundary stone is a minute that can produce the above-mentioned boundary stone and can not manufacture the flagstone for other uses, there is a disadvantage that does not utilize the aesthetics of the gravel contained in the concrete.

Republic of Korea Patent No. 10-0352095 (2002.08.27.)

The manufacturing method of the customized slab according to the present invention is to solve the following matters.

It is an object of the present invention to provide a method for producing a customized slab that utilizes the aesthetics of colored stone contained in concrete.

Another object of the present invention is to provide a method for producing a customized slab for preparing plate materials of various uses including boundary stones.

Still another object of the present invention is to provide a method for producing a customized slab with improved strength.

MEANS TO SOLVE THE PROBLEM The manufacturing method of the customized slab material which concerns on this invention is comprised as follows in order to solve the said subject.

Formwork preparation step (S1) to prepare the formwork; Concrete preparation step (S2) for preparing concrete to be poured into the formwork; Concrete pouring step (S3) for pouring concrete in the formwork; Vibrating step (S4) to give a vibration to the concrete poured in the formwork with a vibrator; A stacking degree checking step of the stone for confirming the stacking degree of the stones included in the concrete through the vibrating step (S3); A concrete curing step (S6) of curing the concrete when it is confirmed that the gravel is filled to a predetermined part in the formwork; Formwork demoulding step (S7) for demolding the formwork after the concrete curing step (S5); And a stone plate forming step (S8) of cutting the cured concrete to a desired size with a stone cutter to make a slab.

Further comprising the step of executing additional filling of the gravel for executing additional filling of the gravel between the step of confirming the stacking degree of the stone (S5) and the concrete curing step (S6), wherein the gravel is set in advance in the formwork When it is confirmed that the part is filled up, the process proceeds to the concrete curing step (S6), and when it is confirmed that the gravel is not filled up to the predetermined part in the formwork, the gravel is filled up to the part previously set in the formwork. It is characterized by further filling the gravel until it is confirmed.

The factory building and the building method of the factory building according to the present invention can achieve the following effects by the above solution.

First, there is an effect of providing a method of manufacturing a customized slab utilizing the aesthetics of the color stone included in the concrete.

Secondly, there is an effect of providing a method for producing a customized slab for producing a plate stone of various uses including a boundary stone.

Third, there is an effect of providing a method for producing a customized slab with improved strength.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view showing the formwork used in the method of manufacturing a customized slab of the present invention and concrete poured in the formwork.
Figure 2 is a view showing a vibrator to give vibration to the concrete is inserted into the concrete in the vibrating step of the manufacturing method of the customized slab of the present invention.
3 is a flowchart showing step by step a method for producing a customized slab of the present invention.

Hereinafter, various embodiments of the present disclosure will be described with reference to the accompanying drawings. However, this is not intended to limit the techniques described in this document to specific embodiments, but should be understood to cover various modifications, equivalents, and / or alternatives to the embodiments of this document. In connection with the description of the drawings, similar reference numerals may be used for similar components.

In addition, the expressions "first," "second," and the like used in this document may modify various components in any order and / or importance, and may distinguish one component from another. Used only and do not limit the components. For example, the 'first part' and the 'second part' may indicate different parts regardless of the order or importance. For example, without departing from the scope of rights described in this document, the first component may be called a second component, and similarly, the second component may be renamed to the first component.

Also, the terminology used herein is for the purpose of describing particular embodiments only and may not be intended to limit the scope of other embodiments. Singular expressions may include plural expressions unless the context clearly indicates otherwise. The terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by one of ordinary skill in the art. Among the terms used in this document, terms defined in the general dictionary may be interpreted as having the same or similar meaning as the meaning in the context of the related art, and ideally or excessively formal meanings are not clearly defined in this document. Not interpreted as In some cases, even if terms are defined in the specification, they may not be interpreted to exclude embodiments of the present disclosure.

Hereinafter, with reference to the accompanying drawings look at an embodiment of the present invention for solving the above problems.

1 is a view showing the formwork used in the manufacturing method of the customized slab of the present invention and concrete poured in the formwork, Figure 2 is a concrete in the vibrating step of the manufacturing method of the customized slab of the present invention It is a figure which shows the vibrator which inserts and gives a vibration to concrete, and FIG. 3 is a flowchart showing the manufacturing method of the customized slab of this invention step by step.

1 to 3, the manufacturing method of the customized slab according to a preferred embodiment of the present invention is the formwork preparation step (S1), concrete preparation step (S2), concrete pouring step (S3), vibrating step (S4) ), The degree of lamination of the stone (S5), concrete curing step (S6), formwork demoulding step (S7), and stone plate forming step (S8).

The formwork preparing step (S1) is a step of preparing the formwork, wherein the formwork is preferably in the form of a rectangular parallelepiped, but the present invention is not limited to this, but may also be configured in the form of a cube.

The concrete preparation step (S2) is to prepare the concrete 20 to be poured into the formwork 10, wherein the concrete includes cement, sand, and stone having a color.

The colored stones may be, for example, round gravel of color (e.g. black, white, or red), 20-28 mm in diameter, or stone of the size and shape of the gravel given color by crushing and processing the gemstones. It may be. Since the method for producing a color stone for imparting color to the stone is already known, a detailed description thereof will be omitted.

In addition, the cement may be configured to include a bond for increasing the strength of the cement.

The concrete pouring step (S3) is the step of placing the concrete 20 in the formwork 10, to pour the concrete 20 to the portion adjacent to the upper end of the formwork (10).

The vibrating step (S4) is a step of applying vibration to the vibrator 30 to the concrete 20 placed in the formwork 10, the vibrator 30 is an outlet 31 as shown in FIG. 2, for example. Connected to the shaft of a motor 33 having a stator 33a and a rotor 33b disposed around the shaft 33c and connected to the controller 32 for voltage regulation. The vibrator 30 may include the eccentric shaft 34, but the present invention is not limited thereto, and any type and structure may be used as long as it is inserted into the concrete 20 to impart vibration. In an embodiment, it is also possible to use a vibrator of another form and structure. According to such a structure, the stone contained in the concrete in the formwork is tightly filled in the formwork by vibrating operation as described above.

The step of determining the stacking degree of the stone (S5) is a step of checking the stacking degree of the stone included in the concrete through the vibrating step (S3), it can be confirmed with the naked eye.

The concrete curing step (S6) is a step of curing the concrete when it is confirmed that the gravel is filled to the predetermined portion (for example, a scale or mark drawn in the formwork) in the formwork, the concrete is solidified through curing. .

Specifically, the concrete curing step (S6), the steam steaming step for 5 to 7 hours at a temperature of 60 ℃ to 65 ℃ in the steam chamber, such a concrete curing step (S6) 17 days in a natural state It is possible to secure the concrete strength that can be secured only after curing the concrete for 18 to 18 days. Thereafter, the cured concrete may be removed from the steam chamber by a transport means such as a crane or a forklift.

Here, the concrete curing step (S6), in the steam room of the steam humidity of 80 to 100%, the primary curing step of steaming the concrete for 2 hours at a temperature of 30 to 40 ℃ (S6-1); Second curing step for steaming the concrete at a temperature of 60 ~ 80 ℃ for 4 hours (S6-2); The third curing step of steaming the concrete at a temperature of 30 to 40 ℃ for 1 hour (S6-3); And a fourth curing step (S6-4) for curing the concrete for 1 hour at a temperature of 20 ℃. According to this configuration, the concrete curing step (S6) increases the temperature gradually through the four subdivided curing stages and gradually lowers the temperature to increase the curing effect of the concrete. In addition, the cement entering the concrete is hardened by hydrothermal reaction with water and exothermic. When the external temperature is added to the cement of the concrete through four curing steps, the curing time of the cement is shortened. The effect of reducing the hardening time of the, that is, the concrete strength that can be secured in only eight hours after curing the concrete for 17 to 18 days appears.

The formwork demoulding step (S7) is a step of demolding the formwork 10 after the concrete curing step (S5), the concrete cured by the demoulding may be exposed to the outside as a block.

The slab forming step (S8) is a step of cutting the cured concrete to a desired size with a stone cutter (not shown), where the slab may include granite, marble, tiles, and boundary stones. The granite is a rock in which the magma deep in the ground has been slowly solidified for a long time, and the marble is a limestone which is transformed into a calcite crystal by a material called dolomite. The tile refers to a flat clay plastic product made to cover a surface such as a floor or a wall, and the boundary stone refers to a boundary stone which is a stone product installed at a boundary between a roadway and a sidewalk or a roadway and a roadway. In addition, since the stone cutter is already known, a description of its structure and operation may be omitted, and any of the known stone cutters may be used.

In addition, the method of manufacturing a customized slab of the present invention, the step of performing additional filling of gravel to perform the additional filling of gravel between the step of confirming the stacking degree of the stone (S5) and the concrete curing step (S6). Further comprising, when it is confirmed that the gravel is filled up to the predetermined part in the formwork, the process proceeds to the concrete curing step (S6), it was confirmed that the gravel was not filled up to the predetermined part in the formwork At this time, it is possible to further charge the gravel until it is confirmed that the gravel is filled to the predetermined part in the formwork.

The method of manufacturing a customized slab of the present invention may further include a grinding step (S9) of grinding the surface of the slab cut after the slab forming step (S8) with a grinder. According to this structure, the surface of the cut slab can be smoothly processed to obtain a smooth surface slab.

In addition, the manufacturing method of the customized slab of the present invention is also possible to further comprise a slab surface coating step (S10) of coating the surface of the ground slab with epoxy after the grinding step (S9), such a configuration According to the present invention, the surface of the ground slab is coated with epoxy, thereby obtaining a beautiful surface slab that is shiny and glossy.

Hereinafter, to configure Example 1 including the present invention and to analyze the characteristics of the coated transfer paper through the experiment to determine the effect accordingly.

Example  One

Concrete containing 23 mm diameter gravel was prepared and poured into the formwork, giving vibration to the concrete in the formwork, checking the degree of lamination of the gravel, curing, demolding and cutting the cured concrete to the desired size to make slabs. At this time, the ratio of water and cement contained in concrete was 4: 6, and these water and cement were 15% of the total concrete volume.

As a result of examining the surface compressive strength of the manufactured slab, the surface compressive strength was 3,200 kg / m ² .

Example  2

Concrete containing 25 mm diameter stone was prepared and poured into the formwork, giving vibration to the concrete in the formwork, checking the degree of stacking of gravel, curing, demolding and cutting the cured concrete to the desired size to make slabs. At this time, the ratio of water and cement included in concrete was 2: 8, and these water and cement were 18% of the total concrete volume.

As a result of examining the surface compressive strength of the manufactured slab, the surface compressive strength was 3,800 kg / m ² .

Control  One

A concrete containing 30 mm diameter stone was prepared and placed in the formwork, without giving vibration to the concrete in the formwork, checking the degree of stacking of the gravel, curing, demolding and cutting the cured concrete to the desired size to make slabs. At this time, the ratio of water and cement contained in concrete was 4: 6, and these water and cement were 35% of the total concrete volume.

As a result of examining the surface compressive strength of the manufactured slab, the surface compressive strength was 2,300 kg / m ² .

Control  2

Concrete containing 28 mm diameter stone was prepared and placed in the formwork, without giving vibration to the concrete in the formwork, checking the degree of stacking of gravel, curing, demolding and cutting the cured concrete to the desired size to make slabs. At this time, the ratio of water and cement in the concrete was 2: 8, and these water and cement were 31% of the total concrete volume.

As a result of examining the surface compressive strength of the manufactured slab, the surface compressive strength was 2,800 kg / m ² .

As shown above, the compressive strengths of Examples 1 and 2 showed higher surface compressive strength than those of Controls 1 and 2, and the stones of Examples 1 and 2 occupy more volume for the water cement mixture. It can be seen that this means that the stone laminated more tightly in the concrete, the appearance of the cut slab appeared more beautiful.

As mentioned above, although this invention was demonstrated in detail using the Example, the scope of the present invention is not limited to a specific Example and must be interpreted by the attached Claim. In addition, those skilled in the art should understand that many modifications and variations are possible without departing from the scope of the present invention.

10: formwork
20: concrete
30: vibrator
S1: formwork preparation stage
S2: Concrete Preparation Step
S3: Concrete pouring stage
S4: Vibration Step
S5: confirming the degree of lamination of the stone
S6: Concrete Curing Stage
S7: formwork demoulding step
S8: Slab Formation Step

Claims (5)

Formwork preparation step (S1) to prepare the formwork;
Concrete preparation step (S2) for preparing concrete to be poured into the formwork;
In the formwork, including concrete, cement, sand, and colored stones, the colored stones are 20 to 28 mm in diameter, the concrete placing step of placing concrete which is colored round gravel (S3);
Vibrating step (S4) to give a vibration to the concrete poured in the formwork with a vibrator;
A stacking degree checking step of the stone for confirming the stacking degree of the stones included in the concrete through the vibrating step (S3);
A concrete curing step (S6) of curing the concrete when it is confirmed that the gravel is filled to a predetermined part in the formwork;
Formwork demoulding step (S7) for demolding the formwork after the concrete curing step (S5); And
And a stone plate forming step (S8) of cutting the cured concrete to a desired size with a stone cutter to make a slab .
The concrete curing step (S6), the steam humidity of 80 to 100% in the steam chamber,
Primary curing step of steaming the concrete at a temperature of 30 to 40 ℃ for 2 hours (S6-1);
Second curing step for steaming the concrete at a temperature of 60 ~ 80 ℃ for 4 hours (S6-2);
The third curing step of steaming the concrete at a temperature of 30 to 40 ℃ for 1 hour (S6-3); And
Method for producing a customized slab, characterized in that it comprises a fourth curing step (S6-4) for curing the concrete for 1 hour at a temperature of 20 ℃ . The method of claim 1,
Further comprising the step of performing additional filling of gravel to execute whether the additional filling of gravel between the step of confirming the stacking of the stone (S5) and the concrete curing step (S6),
When it is confirmed that the gravel is filled up to a predetermined part in the formwork, the process proceeds to the concrete curing step (S6),
When it is confirmed that the gravel is not filled to the predetermined part in the formwork, the customized slab characterized in that the gravel is further filled until it is confirmed that the gravel is filled to the predetermined part in the formwork. Method of making ash. The method according to claim 1 or 2,
And a grinding step (S9) of grinding the surface of the slab cut after the slab forming step (S8) with a grinder. The method of claim 3,
And a slab surface coating step (S10) of coating the surface of the ground slab with epoxy after the grinding step (S9). delete

Images