KR101109656B1 - Method for making bell mouth wooden pattern for ship - Google Patents

Abstract

PURPOSE: A method for making a wooden pattern for a bell mouth for a ship is provided to enable the manufacture of a wooden pattern by an unskilled person and to enable the manufacture of a bell mouth through a casting process. CONSTITUTION: A method for making a wooden pattern for a bell mouth for a ship comprises the steps of: forming skeleton frames, arranging the skeleton frames according to the shape of a bell mouth(300) and forming a bell mouth mold, filling a reinforcing material in gaps of the skeleton frames of the bell mouth mold and setting a sealing cover to seal the interior and exterior sides of the bell mouth mold, injecting FRP resin in a sealed space between the sealing cover and the reinforcing material in order to form an FRP surface layer, and removing the sealing cover.

Description

Method for making bell mouth wooden ship for ships {method for making bell mouth wooden pattern for ship}

The present invention relates to a method of producing a wooden bell mouse for guiding the anchor chain used to anchor the ship is installed near the bow of the ship.

In general, ships are equipped with anchors, including anchors. Anchors prevent ships from drifting by wind or waves while anchored at sea. They are connected to anchor chains so that they can be lowered or pulled up to the sea floor.

The ship is equipped with a hose pipe that guides the anchor chain to prevent other parts from being damaged and a bell mouse that is securely mounted on the side of the anchored anchor so that the shell is not damaged. The bell mouse is sometimes fixed to the hull shell and mounted outside it.

Typically, the bell mouse is fixedly installed near the player. The bell mouse is manufactured in accordance with the type and size of the vessel, and then the actual size of the wooden mold to manufacture the mold of the bell mouse.

In the conventional bell mouse manufacturing, the bell mouse model is manufactured only by wood working with pure wood as a skilled worker having a long experience. And due to the characteristics of the bell mouse in the center of the hollow portion for the entrance of the anchor is formed a separate wooden shape for the hollow portion is required. Accordingly, a problem arises in that the manufacturing cost is expensive according to the size and shape of the bell mouse, and a problem in which manufacturing manpower is insufficient due to the reduction of skilled workers is also generated.

Korean Patent Laid-Open Publication No. 10-2011-0058263 discloses a prior art that improves the ease of manufacture and installation of ship bell mouse, achieves low cost, light weight and high strength, and is susceptible to oxidation corrosion by water or oil. The present invention relates to a ship bell mouse for efficiently improving a problem, comprising: a main body that is vertically penetrated and formed by upper and lower light beams, a flange formed to couple a connection pipe to an upper portion of the main body, and a plurality of lower inner surfaces of the main body; Including a rib, the main body, flanges and ribs are integrally manufactured by a fiber reinforced composites (FRP, Fiber Reinforced Plastics), which is made by curing the fiber material consisting of glass fibers or carbon fibers in a multi-layer adhesive bond with an unsaturated polyester resin Posting a marine bell mouse characterized in that.

The present invention has been made in order to solve the above problems, and after actively constructing a bell mouse model using only wood in the prior art to build a model frame with a frame frame formed into several divided, reinforcement to the model frame itself And to form a bell mouse wood reinforced with FRP resin,

The bell mouse mold is used to manufacture the inner and outer molds according to the main instructor, but by injecting and compacting the main instructor, the bell mouse casting process can be made quickly and the manufacturing of the mold can be made quickly. The purpose of the present invention is to provide a wooden mouse manufacturing method that greatly improves productivity and workability.

According to a feature of the present invention for achieving the above object, in the method of manufacturing a wooden bell mouse, forming a frame frame for forming a bell mouse model; Arranging the frame according to the shape of the bell mouse to form a bell mouse model; Filling a reinforcement for each space between frame frames forming the bell mouse model; Installing a sealing cover to seal the inner and outer parts of the bell mouse model filled with the reinforcing material; Forming an FRP surface layer by injecting an FRP resin into an enclosed space formed between the closed cover and the reinforcement of the bell mouse model; After the FRP surface layer is formed, removing the airtight cover; It characterized by consisting of a bell mouse wood manufacturing process consisting of.

In the method for manufacturing a wooden bell mouse according to the present invention as described above, the frame frame for forming a bell mouse model frame in the bell mouse wooden manufacturing process is divided into several pieces according to the size of the bell mouse, the divided frame structure The frame is vertically arranged to be a fractional structure by spaced apart by the diameter of the hollow part, and between each frame frame, several connecting plates in which the through hole for penetrating FRP resin is formed horizontally in the front and rear portions of the plate shape horizontally. It is characterized by integrally forming a bell mouse model consisting of several frame frames by inserting and fixing.

In the wooden manufacturing method of the bell mouse for ship according to the present invention, the reinforcing material to be inserted and filled in the space between each frame frame forming the bell mouse model in the bell mouse wooden frame is made of styrofoam material, reinforcement material It is formed to meet the size and shape of the open space between the frame frames, and when the reinforcement is inserted into the open space between the frame frame, the reinforcement to be laminated in the center between the front and rear holes of the connecting plate so that the front and rear portions are spaced a predetermined distance. The reinforcement is characterized in that it is configured to prevent the departure of the reinforcement from the bell mouse model by inserting the separation preventing rod penetrates through the central portion of the reinforcement.

According to the method of manufacturing a wooden bell mouse according to the present invention, the model frame itself is different from the conventional modeling method used in the wooden bell manufacturing of the marine bell mouse, while the model frame itself uses a wood material, the inner and surface layers of the model frame reinforcement and By constructing a bell mouse wood mold formed of FRP resin to be able to manufacture the bell mouse according to the casting process according to the bell mouse wood, it is possible to manufacture the wood mold even if not skilled workers with long experience, productivity and work by shortening the working time In addition to improved productivity, the company can provide significant savings in materials and production costs.

1 is a perspective view showing a marine bell mouse according to a preferred embodiment of the wooden bell manufacturing method of the marine bell mouse of the present invention.
Figure 2 is a view showing a frame frame forming step in the bell mouse wood manufacturing process according to a preferred embodiment of the wooden bell wood manufacturing method of the present invention.
Figure 3 is a view showing the step of filling the reinforcement in the bell mouse wood manufacturing process according to a preferred embodiment of the wooden bell manufacturing method of the ship bell mouse of the present invention.
Figure 4 is a view showing the step of filling the reinforcement in the bell mouse wood manufacturing process according to a preferred embodiment of the wooden bell wood manufacturing method of the present invention.
Figure 5 is a view showing the step of filling the reinforcement in the bell mouse wood manufacturing process according to a preferred embodiment of the wooden bell wood manufacturing method of the present invention.
Figure 6 is a view showing the step of injecting the sealing cover installation step and the FRP resin in the bell mouse wooden manufacturing process according to a preferred embodiment of the wooden bell manufacturing method of the marine bell mouse of the present invention.
7 to 9 is a view showing the step of forming the bell mouse outer mold for the bell mouse casting process using the wood mold prepared according to a preferred embodiment of the wooden bell vessel manufacturing method of the present invention.
10 to 13 is a view showing the step of forming the bell mouse inner mold for the bell mouse casting process using a wood mold prepared according to a preferred embodiment of the wood bell manufacturing method of the ship bell mouse of the present invention.
14 to 15 is a view showing a step of forming a bell mouse by injecting molten metal during the bell mouse casting process using a wood mold prepared according to a preferred embodiment of the wood bell manufacturing method of the ship bell mouse of the present invention.
Figure 16 is a process diagram showing the entire process of the wooden bell manufacturing method of the vessel of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are assigned to the same components as much as possible, even if shown on different drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear. In addition, the following will describe a preferred embodiment of the present invention, but the technical idea of the present invention is not limited thereto and may be variously modified and modified by those skilled in the art.

1 is a perspective view showing a ship bell mouse according to a preferred embodiment of the wooden bell ship manufacturing method of the present invention, Figure 2 is a bell mouse according to a preferred embodiment of the wooden bell manufacturing method of the ship bell mouse of the present invention Figure 3 shows the frame showing the frame forming step in the manufacturing process, Figure 3 shows a view showing the step of filling the reinforcing material in the bell mouse wood manufacturing process according to a preferred embodiment of the wooden bell manufacturing method of the ship bell mouse of the present invention; 4 is a view showing a step of filling the reinforcement in the bell mouse wood manufacturing process according to a preferred embodiment of the wooden bell wood manufacturing method of the present invention, Figure 5 is a wooden bell manufacturing method of the bell bell for ships of the present invention Figure showing the step of filling the reinforcement in the bell mouse wood manufacturing process according to a preferred embodiment of the 6 is a view illustrating a sealing cover installation step and a step of injecting the FRP resin in the bell mouse wood manufacturing process according to a preferred embodiment of the wooden bell wood manufacturing method of the present invention, Figure 7 to 9 is a view showing a step of forming a bell mouse outer mold for the bell mouse casting process using a wood mold prepared in accordance with a preferred embodiment of the wooden bell manufacturing method of the vessel of the present invention, Figures 10 to 13 Is a view showing a step of forming a bell mouse inner mold for the bell mouse casting process using a wood mold prepared according to a preferred embodiment of the wooden bell vessel manufacturing method of the present invention, Figures 14 to 15 Melt during the bell mouth casting process using the wood mold manufactured according to the preferred embodiment of the wood mold manufacturing method of the ship bell mouse of the invention Will showing a drawing showing a bell mouth forming step by mouth, Figure 16 shows a flow chart illustrating the overall process procedure of the manufacturing method of the wooden ships bell mouth according to the present invention.

The present invention actively improves the conventional bell mouse manufacturing method from the bell mouse wood manufacturing process (S100) to the bell mouse casting process (S200) for manufacturing a bell mouse for ships.

The method for manufacturing a bell mouse for a ship according to the present invention includes the steps of forming a frame frame 11 for forming a bell mouse model 12 (S01);

Arranging the frame frame 11 according to the shape of the bell mouse to form a bell mouse model 12; (S02)

Filling the reinforcing material (13) for each space between each frame frame (11) forming the bell mouse model (S03);

Installing an airtight cover (14) to seal the inner and outer portions of the bell mouse model (12) filled with the reinforcement (13);

Forming a FRP surface layer 15 by injecting FRP resin between the sealing cover 14 and the reinforcement 13 of the bell mouse model 12 (S05);

After the FRP surface layer 15 is formed, removing the sealing cover 14 (S06); Bell mouse wood (10) manufacturing process consisting of (S100) and

 After inserting the bell mouse neck (10) in the inverted state into the mold barrel (20), filling the main instructor (S) and coagulated with CO2 gas, after removing the bell mouse mold (10) from the mold barrel (20) the main instructor (S) Forming a bell mouse outer mold (S07);

Inserting a spacer 40 into the bell mouth outer mold 30 (S08);

Filling the main instructor (S) in the spacer 40 in the state covering the support plate 52 in which at least one support 51 is installed on the plate to the upper side of the bell mouse outer mold 30 into which the spacer 40 is inserted , After solidifying with CO 2 gas, separating the support plate 52 from the bell mouse outer mold 30 to form a bell mouse inner mold 50 made of main instructors (S09);

After removing the spacer 40 from the bell mouth outer mold 30, the bell mouse inner mold 50 is inserted into the bell mouth outer mold 30 to be formed between the inner and outer molds 30 and 50. Injecting the molten metal into the injection space 60 (S10)

Removing the bell mouse outer mold 30 and the bell mouse inner mold 50 to complete the bell mouse (S11); consisting of the bell mouse casting process (S200) consisting of.

Such a bell mouse manufacturing method is largely composed of a bell mouse wood manufacturing process (S100) and a bell mouse casting process (S200) using the bell mouse wood. If this is described in more detail below,

-Bell Mouse Wood Manufacturing Process (100)

1. forming a skeleton frame for forming a bell mouse model;

As shown in FIG. 2, the frame frame 11 is formed to form the bell mouse model 12 having the hollow portion 1 penetrated in the center thereof, and divided into several parts according to the shape and size of the bell mouse. Done. The frame frame 11 is made of wood.

2. Placing the frame frame according to the shape of the bell mouse to form a bell mouse model;

As shown in Figures 2 to 3, the hollow frame 1 is arranged so that several frame frames 11 are spaced apart by the diameter of the hollow portion 1, but arranged vertically so as to be a fractional structure. Then, the connecting frame 16 is horizontally inserted between each frame frame 11 and fixedly installed with a screw piece or nail to form a bell mouse model 12 composed of several frame frames 11 integrally. Done.

Here, the connecting plate 16 is formed in a plate shape, the front and rear plate is formed with a through hole (16a) for penetrating the FRP resin. In addition, the size of the connecting plate 16 is formed in proportion to the distance between the side length of the frame frame 11 and each frame frame 11, the inner and outer periphery is formed in an arc shape.

3. Filling the reinforcement for each space between the frame frame to form the bell mouse model;

As shown in Figure 4, when the formation of the bell mouse model 12 is completed, the upper and lower connecting plate 16 installed between each of the vertical frame frame 11 and between each frame frame (11). An open skeleton structure is formed. The reinforcement 13 is inserted into the space between the open frame frame 11 and the connecting plate 16 upper and lower open spaces to fill it.

The reinforcement is made of a light weight styrofoam material, it is provided to match the size and shape of the open space.

When the reinforcing material 13 is inserted into the open space between the frame frames 11, the front and rear parts are stacked to be spaced apart by a predetermined interval. That is, the reinforcing material 13 is laminated on the central portion between the front and rear through holes 16a of the connecting plate 16, and both sides of the reinforcing material 13 are laminated to be in close contact with the side of each frame frame 11. do. On the other hand, the reinforcing material 13 is inserted into the separation preventing rod (13a) to penetrate through the central portion of the reinforcing material 13 to prevent the reinforcement 13 from being separated from the bell mouse model 12.

4. Installing a sealing cover 14 to seal the inner and outer parts of the bell mouse model (12) filled with the reinforcing material (13);

As shown in FIG. 5, after the reinforcement material 13 is filled by stacking the reinforcement material 13 in the bell mouse model 12, the FRP resin is injected into front and rear of the reinforcement material 13 to form the FRP surface layer 15. In order to seal the open space between the frame frames 11 and the connecting plate 16 between the upper and lower portions to install a sealing cover (14). At this time, the sealing cover 14 is bent according to the semi-circular shape of the frame frame 11 and the connecting plate 16, the veneer sliced to facilitate installation, and corresponds to the distance between the frame frame (11) It will be cut to size and installed.

5. forming a FRP surface layer by injecting FRP resin between the sealing cover and the reinforcement of the bell mouse model;

When the sealing of the front and rear of the reinforcing material 13 is completed by the sealing cover 14, the space between the reinforcing material 13 and the sealing cover 14 installed so as to be spaced apart from the front and rear of the frame frame 11 by a predetermined interval ( 15a) is formed, and the FRP surface layer 15 is formed by injecting and filling the FRP resin into the sealed space 18 from the upper side. At this time, the FRP resin is injected by forming a plurality of injection holes 14a for injecting the FRP resin into the airtight cover 14 installed on the upper side of the bell mouse model 12 and injected from the upper side. As the FRP resin is filled to the lower side while the FRP resin penetrates through the through hole 16a formed on the front and rear plates of the connecting plate 16, the FRP resin is evenly filled throughout the space 18 to form the FRP surface layer 15. Done.

6. After the FRP surface layer is formed, removing the airtight cover

After the FRP surface layer 15 made of the FRP resin is cured, the bellows mold 10 is completed by removing the sealing cover 14 (see FIG. 6).

-Bell mouse casting process (S200)

7. Inserting the bell mouse mold into the mold container with the bell mouth turned upside down, inserting a main instructor and coagulating with CO 2 gas, and then removing the bell mouse neck from the mold barrel to remove the bell mouse outer mold;

As shown in Figures 7 to 9, when the bell mouse neck 10 is completed, the bell mouse neck 10 is inserted into the mold barrel upside down, the main instructor (S) is filled. Then, after injecting CO 2 gas into the main instructor (S) to solidify the filled main instructor (S), the bell mouse die 10 is removed by lifting the mold barrel 20, the solidified main instructor (S) is Bell Mouse By maintaining the shape to form a bell mouse outer mold (30) consisting of the main instructor (S).

On the other hand, as the hollow portion 1 of the bell mouse neck 10 is formed to be inclined at a predetermined interval when the bell mouse outer mold 30 is formed, the main mouse S is filled and solidified, and then the bell mouse wood mold 10 is formed. In order to prevent the hollow part from being broken during removal, the veneer with the depth of the hollow part is inserted into the hollow part 1 so that the hollow part can be divided when the hollow part of the bell mouth is filled. After filling, it solidifies.

After the solidification of the main instructor, the bell mouse mold 10 is removed after removing the divided hollow portion 2 mold at the time of removing the bell mouse mold 10.

8. inserting the spacer inside the bell mouth outer mold;

As shown in FIG. 10, when the bell mouth outer mold 30 is formed by the cast steel S in a bell mouse shape inside the mold barrel 20, a constant thickness is formed inside the bell mouth outer mold 30. Branch is inserted into the spacer 40. At this time, the spacer 40 is formed to have the same shape as the bell mouse shape, and is divided into several parts to facilitate insertion into the bell mouse outer mold (30).

9. Inject the main instructor into the spacer, solidify with CO2 gas, and cover the support plate with at least one support on the plate on the upper side of the bell mouth outer mold. Forming a bell mouse inner mold;

10 to 13, when the installation of the spacer 40 inside the bell mouth outer mold 30 is completed, the upper side of the mold barrel 20 accommodates the bell mouth outer mold 30 Cover the support plate on the bell mouse outer mold 30 to be in a sealed state. At this time, at least one support 51 is formed to protrude in the support plate 52, and the support plate 52 is covered with the mold barrel 20 so that the support 51 is covered so as to face the inside of the mold cylinder 20 when sealed. do. And the main injector (A) is injected into the insertion hole (52a) formed through the upper side of the support plate 52 to fill the main instructor (S) to the inside of the spacer 40 inserted in the bell mouth outer mold (30). Then, after the main instructor S is filled up inside the spacer 40, the CO 2 gas is injected to solidify the main instructor S filled in the spacer 40, and then the support plate 52 is formed in the mold barrel 20. ) Again. At this time, the support 51 integrally formed in the mold cylinder 20 faces the spacer 40 inside, and the support 51 is solidified at the time of solidification by the filled CO 2 gas of the main instructor, thereby forming the support plate 52 in the mold cylinder. When the separation to 20, the solidified main instructor (S) is separated to form a bell mouse inner mold (50).

10. After removing the spacer from the outer mold of the bell mouse, inserting the inner mold into the inner mold of the bell mouse to inject molten metal into the injection space formed between the inner and outer mold of the bell mouse.

When the bell mouse inner mold 50 is formed, as shown in FIG. 13, the spacer 40 inserted into the bell mouse outer mold is removed, and the bell mouse inner mold 50 is again cast. It is inserted into (see Fig. 14). Then, by injecting molten metal into the injection space portion 60 formed between the bell mouth outer mold 30 and the bell mouth inner mold 50, the bell mouse 300 is cast.

On the other hand, in the molten metal injection step, heat, gas, etc. are generated inside the mold, which must be emitted to the outside through the upper end of the mold, so that the upper end of the bell mouth inner mold 50 should be provided with a gas discharge hole, etc. As a matter of course, in the above description, detailed descriptions and procedures for forming a gas discharge hole, a molten metal inlet, and the like are omitted.

11. Completing the bell mouse by removing the bell mouse outer mold and the bell mouse inner mold;

After the injection of the molten metal, the solidification of the molten metal is completed, and thus, the bell mouse outer mold 30 and the bell mouse inner mold 50 are removed to complete the bell mouse 300 (see FIG. 15).

The above description is merely illustrative of the technical idea of the present invention, and various modifications, changes, and substitutions may be made by those skilled in the art without departing from the essential characteristics of the present invention. will be. Accordingly, the embodiments disclosed in the present invention and the accompanying drawings are not intended to limit the technical spirit of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by the embodiments and the accompanying drawings. . The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

DESCRIPTION OF SYMBOLS 10 Bell mouse wood 11 Frame frame 12 Bell mouse model 13 Stiffener 14 Sealing cover 15 FRP surface layer 16 Connecting plate
20: mold barrel
30: Bellemouth outer mold
40: spacer
50: bell mouse inner mold 51: support 52: support plate
60: injection space
300: Bell Mouse

Claims (5)

In the wooden bell manufacturing method of the ship,
Forming a frame frame 11 for forming the bell mouse model 12 (S01);
Arranging the frame frame 11 according to the shape of the bell mouse to form a bell mouse model 12; (S02)
Filling the reinforcing material (13) for each space between each frame frame (11) forming the bell mouse model (S03);
Installing an airtight cover (14) to seal the inner and outer portions of the bell mouse model (12) filled with the reinforcement (13);
Forming an FRP surface layer (15) by injecting FRP resin into a closed space portion (18) formed between the closed cover (14) and the reinforcement (13) of the bell mouse model (12) (S05);
After the FRP surface layer 15 is formed, removing the sealing cover 14 (S06); Method for producing a wooden bell mouse, characterized in that consisting of a bell mouse wooden manufacturing process (S100).
The frame frame 11 for forming the bell mouse model 12 in the bell mouse wood manufacturing process (S100) is divided into several pieces according to the size of the bell mouse 300, the division The framed frame 11 is arranged vertically so as to be a fractional structure by spaced apart by the diameter of the hollow portion (1),
Between each frame frame 11, by inserting and fixing several connecting plates 16 having a through hole 16a for penetrating the FRP resin in the front and rear portions of the plate shape horizontally, several frame frames ( 11) Method of producing a wooden bell mouse, characterized in that the bell mouse model consisting of 12) integrally formed. The reinforcement of claim 1, wherein the reinforcement material to be inserted and filled in each space between the frame frames 11 forming the bell mouse model 12 in the bell mouse-shaped manufacturing process (S100) is made of styrofoam, and the reinforcement material (13). ) Is formed to match the size and shape of the open space between the frame (11),
When the reinforcement member 13 is inserted into the open space between the frame frames 11, the reinforcement member 13 is laminated at the center between the front and rear through holes 16a of the connecting plate 16 so that the front and rear parts are spaced a predetermined distance apart. ,
The reinforcement member 13 is inserted into the separation preventing rod (13a) so as to penetrate through the central portion of the reinforcement member 13, characterized in that configured to prevent the reinforcement 13 from being separated from the bell mouse model 12 Method for manufacturing wooden bell mouse.




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