KR19980078332A - Manufacturing method of impact resistant bobber and its products - Google Patents

Abstract

It provides a method of producing impact resistant bobbers and products thereof.

A mold is prepared and the foam material is injected into the mold, and a core is formed, and the outside is coated with carbon fiber or carbon fiber cloth according to the shape of the core, and the carbon fiber molding mold is coated with a mold and heated to form a core. The carbon fibers are tightly bonded together, and then surface treated, waxed on the waxed surface, and then coated with transparent wax to finish the bobber.

Description

Manufacturing method of impact resistant bobber and its products

TECHNICAL FIELD The present invention relates to a method for producing a kind of impact resistant bobber used for fishing, and to a product thereof, and more particularly, to a manufacturing method for coating the core of a bobber with carbon fiber or carbon fiber cloth and a product thereof.

Conventional bobbins are generally made of wood or plastic foam and their materials are relatively fragile, so when used in places where there are many rocks or breakwater blocks, they are easily sandwiched between cracks and easily damaged by impact. .

This invention makes it a subject to provide the manufacturing method of an impact resistant bobber, and its product.

The invention of claim 1 is to manufacture a mold for forming a core of a bobber, place a steel rod with an appropriate outer diameter on the mold, fill the foam material with the mold, and remove the steel rod after molding to form a core. According to the shape, the outside of the core is covered with carbon fiber or carbon fiber cloth, placed in the carbon fiber molding die, the steel rod is returned to the hole of the core, and the carbon fiber forming mold is coated with heat to form the core and carbon fiber of the foam material. After the carbon fiber forming mold and steel rod are removed, surface treatment is performed, wax injection below, wax injection above, line drawing and finishing transparent wax spray are performed, and the method of producing impact-resistant bob have.

The invention according to claim 2 is made of a mold for forming a core of a bobber, and a core rod of a suitable outer diameter is placed in the mold, the foam material is filled into the mold, and after molding, the outside of the core is made of carbon fiber cloth. After coating, it is placed in a carbon fiber molding mold, covered with a carbon fiber molding mold, and heat-molded. The core of the foam material and the carbon fiber are tightly bonded to remove the mold. It is a method of producing a shock-resistant bob which is made of a steamed product by applying a transparent wax spray of finishing, and attaching a marking rod and a leg rod.

In invention of Claim 3, the temperature in the metal mold | die at the time of shape | molding foam material is controlled to 75 degreeC-95 degreeC, and pressurization time is made into about 5 minutes.

In the invention according to claim 4, the core taken out of the mold is dipped in toluene for about 5 minutes before carbon fiber molding, followed by stirring sufficiently to clean the release agent on the surface of the core.

In the invention according to claim 5, the carbon fiber or the carbon fiber cloth to be used has a specific gravity of 1.150 to 1.175.

In claim 6, the pressurization time is controlled to about 10 minutes by controlling the temperature in the carbon fiber molding die at 140 ° C to 145 ° C.

In the invention of claim 7, the plastic cylindrical tube is fixed to the center hole of the core after the carbon fiber molding die and the steel rod are removed.

In the invention of claim 8, a weight is fitted to the steel rod as necessary.

In the invention of claim 9, the mandrel rod is made of carbon fiber or glass fiber material.

In the invention of claim 10, a weight is fitted to the mandrel rod as necessary.

The invention according to claim 11 is an impact resistant bobber in which the outer surface of the bobber is covered with carbon fiber or carbon fiber cloth.

In the invention according to claim 12, one center hole is provided at the center of the bobbin, and a plastic round tube is fitted in the center hole.

In the invention according to claim 13, a mandrel rod is provided in the shaft center of the bobbin.

In the invention of claim 14, one weight is fitted on the mandrel rod at the bottom of the poke.

According to claim 15, one weight is fitted over the plastic pipe at the bottom of the poke.

Embodiment of the invention

In the present invention, a mold is prepared, the foaming material is injected into the mold, a core is formed, and the outside is covered with a carbon fiber or carbon fiber cloth according to the shape of the core, and the carbon fiber molding mold is covered with a mold to be heated and foamed. The core of the material and the carbon fiber are closely bonded to each other, and then surface treated to wax the waxed surface, and then the wax coated with transparent wax is completed.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an explanatory view in cross section showing a state in which a steel rod and a weight are attached to a mold used for molding a foaming material in a first embodiment of the production method of the present invention.

Fig. 2 is a step explanatory view seen in cross section showing a state in which the foaming material is injected into a mold in the first embodiment;

Fig. 3 is a step sectional view seen in cross section showing a state in which the steel rod is removed from the core of the bobbin in the first embodiment.

Fig. 4 is an explanatory view of a step seen from the cross section of the step of performing carbon fiber coating molding on the core of the bobbin in the first embodiment;

Fig. 5 is a sectional view of the bobber manufactured by the manufacturing method of the first embodiment.

6 is a perspective view of a bobber manufactured via the manufacturing method of the first embodiment;

Fig. 7 is a step explanatory view in cross section showing a state in which a mandrel rod and a weight are attached to a mold used for molding a foaming material in a second embodiment of the production method of the present invention.

Fig. 8 is a step explanatory view seen in cross section showing a state in which the foaming material is injected into a mold in the second embodiment;

Fig. 9 is a sectional view of the core of the bobbin taken out of the mold in the second embodiment.

Fig. 10 is an explanatory view of a step seen from a cross section of a step of again carrying out carbon fiber coating molding on a core of a bobber in the second embodiment;

Fig. 11 is a sectional view of a bobber manufactured via the manufacturing method of the second embodiment.

Fig. 12 is a perspective view showing a state in which the display rod 5 and the leg rod 6 are attached to a bobbin manufactured by the manufacturing method of the second embodiment.

Explanation of symbols for main parts of the drawings

1: mold 2: foam material

3: carbon fiber molding mold 4: carbon fiber or carbon fiber cloth

5: display rod 6: leg load

11: steel rod 12: weight

13 injection hole 20 core

21 hole 22 plastic tube

23: mandrel rod

Next, with reference to the drawings, each step in the manufacturing method thereof will be described in numerical order.

First embodiment:

1. Foam molding step: As shown in Fig. 1, a steel 1 having a suitable outer diameter is manufactured by manufacturing the mold 1 according to the size and shape of the mold to be molded first and inserting a suitable weight 12 into the mold 1 as necessary. As shown in FIG. 2 again, with the lot 11, the foaming material 2 formed by mixing the hardener and the main material in a 1: 1 ratio is injected from the injection hole 13, filled into the mold 1, and As shown, after pressing, the steellot 11 is removed to form the core 20 of the bobber.

When molding the foamed material 2, the temperature in the mold 1 is controlled to 75 ° C to 95 ° C and the pressurization time is 5 minutes.

2 . Core surface treatment step: The core 20 shape | molded by the above-mentioned step is immersed in toluene for 5 minutes, and fully stirred, and the mold release agent adhered to the surface is wash | cleaned.

3. Carbon Fiber Coating Forming Step: As shown in FIG. 4, the carbon fiber or carbon fiber cloth 4 having a specific gravity of 1.150 to 1.175 is cut into a dimension and a shape that can cover the external shape of the core 20, and the outside of the core 20. And then placed in the carbon fiber molding mold 3, the steellot 11 used in the above-described steps in the hole 21 of the core 20 is returned and covered with a mold and heated again, and the core 20 and carbon fiber are heated. Tighten (4) tightly and remove the mold.

During the carbon fiber coating molding step described above, the temperature in the carbon fiber molding mold 3 is controlled to 140 ° C to 145 ° C and the pressurization time is 10 minutes.

4. Surface treatment step: After removing the carbon fiber molding mold (3), the surface roughness of the surface of the bobber is polished and feathers are polished to make it polished. After immersion in toluene for 5 minutes, the surface is dried and dried.

5. Surface Coloring Step: As shown in Fig. 5, the plastic primary tube 22 is fixed in the bore 21 of the bobbin obtained by the above, and the bottom wax treatment and the top wax treatment are again performed, and the water level indicator line and the pattern are printed.

6. Finishing waxing step: The wax is coated or sprayed on the surface of the above steps to form a protective wax layer.

The wax used for the above-mentioned finishing wax treatment is transparent with good waterproofness, and by this treatment, the shape and lines of the bobbin after molding are protected, and the colored portion becomes clearer, and at the same time, the waterproof effect is obtained.

7. As a result, a fly product excellent in impact resistance shown in FIG. 6 is obtained.

Second Example: A method for producing a non-hollow bobber.

1. Foam molding step: As shown in Fig. 7, the mold 1 is manufactured according to the size and shape of the mold to be molded first, and the appropriate outer diameter mandrel with the appropriate weight 12 inserted into the mold 1 as necessary. With the rod 23 again, as shown in FIG. 8, the foam material 2 is injected from the injection hole 13, filled into the mold 1, and after the press molding, the mold 1 is removed and shown in FIG. The core 20 of the bobbin is formed.

The weight 12 described above is to stand upright in water without hanging a separate weight. If the weight 12 is not installed, the weight does not stand up unless the weight is separately installed.

When the above-mentioned foamed material 2 is molded, the temperature in the mold 1 is controlled to 75 ° C to 95 ° C and the pressurization time is 5 minutes. The mandrel rod 23 described above is generally made of glass fiber or carbon fiber material.

2. Core surface treatment step: The core 20 shape | molded by the above-mentioned step is immersed in toluene for 5 minutes, and fully stirred, and the mold release agent adhered to the surface is wash | cleaned.

3. Carbon Fiber Coating Forming Step: According to the shape of the core 20, as shown in FIG. 10, the same dimension of carbon fiber or carbon fiber cloth 4 is cut and the outer surface of the core 20 is coated. Placed in the mold 3 and covered with a mold and heated, the core 20 and the carbon fiber 4 are tightly bonded together, and the mold is removed to have the shape shown in FIG.

The temperature in the carbon fiber molding mold 3 is controlled at 140 ° C to 145 ° C during the carbon fiber coating molding step described above, and the pressurization time is 10 minutes.

4. Surface treatment step: After removing the carbon fiber molding mold (3), the surface of the surface of the bobber is polished and the feather is removed to make it glossy. After dipping in toluene for 5 minutes, the surface is dried.

5. Surface coloration step: The above-mentioned wax is treated with the wax below and the wax above, the level indicator line and the pattern are printed, and the indicator rod 5 and the leg rod 6 are attached.

6. Finishing Wax Treatment Step: The wax is coated or sprayed on the surface of the bobbin which has finished the coloring of the surface in the above-mentioned steps, and a further protective wax layer is formed.

7. By the above, a fine product excellent in the impact resistance shown in FIG. 12 is obtained.

By the method of the present invention, chips are obtained that are excellent in impact resistance and hard to peel off the surface shape.

Claims (15)

A mold for forming the core of the bobbin is manufactured, and after the mold is placed with a steellot having a suitable outer diameter, the foam material is filled into the mold, and after the molding, the steellot is removed to form a core. The outside of the core is coated with carbon fiber or carbon fiber cloth, placed in a carbon fiber molding die, the steel rod is returned to the hole of the core, and then covered with a carbon fiber molding mold and heat-molded. The core of the foam material and the carbon fiber are tightly bonded. After removing the carbon fiber forming mold and the steel rod, the surface treatment is carried out, the lower wax injection and the upper wax injection are carried out, and the transparent wax spray of the line drawing and the finishing is performed to form the product. Manufacturing method. A mold for forming a core of a bobbin is manufactured, and the mold is provided with a core rod having a suitable outer diameter, and then filled with a foam material, and after molding, the outside of the core is coated with carbon fiber or carbon fiber cloth in accordance with the shape of the core. Then, it is placed in a carbon fiber molding mold, covered with a carbon fiber molding mold, and heat-molded. The core of the foam material and the carbon fiber are closely bonded to remove the mold, and then the surface treatment is performed. A method of producing an impact resistant bob, characterized by forming a product by attaching a marking rod and a leg rod by performing a transparent wax spray of drawing and finishing. The method of claim 1 or 2, wherein the temperature in the mold at the time of molding the foamed material is controlled at 75 ° C to 95 ° C, and the pressurization time is about 5 minutes. The method for producing an impact resistant bob according to claim 1 or 2, wherein the core drawn out of the mold is immersed in toluene for about 5 minutes prior to carbon fiber molding and stirred sufficiently to wash the release agent on the core surface. The method for producing impact resistant bobs according to claim 1 or 2, wherein the specific gravity of the carbon fibers or the carbon fiber cloths is 1.150 to 1.175. The method of claim 1 or 2, wherein in the carbon fiber molding, the temperature in the carbon fiber molding die is controlled at 140 ° C to 145 ° C, and the pressurization time is about 10 minutes. The method of manufacturing an impact resistant bob according to claim 1, wherein the plastic cylindrical tube is fixed to the center hole of the core after the carbon fiber molding die and the steel rod are removed. The method of manufacturing an impact resistant bobber according to claim 1, wherein the steel rod is fitted with a weight as needed. The method of claim 2 wherein the mandrel rod is made of carbon fiber or glass fiber material. The method of manufacturing an impact resistant bobber according to claim 2, wherein the mandrel rod is fitted with a weight as needed. Impact resistant bobber characterized in that the outer shell of the bobber is covered with carbon fiber or carbon fiber cloth. 12. The shock resistant bobber according to claim 11, wherein one center hole is provided at the center of the bobbin, and a plastic pipe is fitted in the center hole. 12. The shock resistant bobber according to claim 11, wherein a mandrel rod is drilled in the shaft center of the bobber. 14. The shock resistant bobber according to claim 13, wherein one additional clamp is fitted on the mandrel rod at the bottom of the bobber. 13. The impact resistant bobber according to claim 12, wherein one additional thread is fitted over the plastic pipe at the bottom of the bobber.