CN1502431A - Method for manufacturing iron golf club head - Google Patents

Abstract

The invention relates to a method for manufacturing a golf iron club head, which comprises the following steps of respectively forming two sheet type wax patterns in the first step, bonding the two sheet type wax patterns in the second step, preparing a sand shell mold by slurry dipping in the third step, and manufacturing the iron club head by the sand shell mold in the fourth step.

Description

Method for manufacturing golf iron club head

technical field

The invention relates to a manufacturing method of a golf iron club head, in particular to a manufacturing method capable of integrally forming a seamless iron club head.

Background technique

The shape of the club head of golf equipment is mainly based on the different hitting effects, forming various types of club head structures, including iron club heads, putter heads and big heads, as shown in Figure 10 and Figure 11 The structure of the iron club head (5) is that the main body (50) and the panel (60) are independently formed and then welded and ground. The front end of the prior art body (50) of the iron club head (5) forms a positioning ring groove (51) , the rear side of the positioning ring groove (51) is connected to an inner oblique taper hole (52), the contour of the positioning ring groove (51) is the same as that of the panel (60), and the panel (60) can be inserted into the positioning ring groove (51) In the process, welding, grinding and polishing operations are applied to form the structure of the iron club head (5).

The molding and manufacturing method of the body (50) and the panel (60) of the iron club head (5) structure is to manufacture the body mold and the panel mold first, and respectively set the molding of the body (50) and the panel (60) in the two molds. Space, so that the wax liquid is poured into the molding space to form the body wax model and the panel wax model, and then soak the surface of the body wax model and the panel wax model to form a sand mold shell, so that the hot molten metal can be poured into the sand mold shell In the process, until the hot molten metal solidifies, the two sand mold shells can be broken separately, and the panel (60) structure of the body (50) can be taken out, so that the panel (60) can be placed in the positioning ring groove (51), and the The iron club head (5) is formed by welding, grinding and polishing operations.

And this iron club head (5) structure, why must form body (50) and panel (60) respectively, carry out insert welding work again, its main reason is that body (50) is in order to comply with the arc of human body's swing. The movement path, the bottom of the body (50) forms an upward arc shape, so that the inner oblique taper hole (52) is formed inside the body (50) and becomes smaller as it goes to the rear, so that when the wax mold of the body is formed, if it is to be integrated at the same time The panel wax model is formed at the front of the body wax model, which causes the problem that the mold cannot be ejected to take out the wax model. Therefore, the body wax mold, the panel wax mold, and the sand shell molds of the body and the panel are manufactured separately, and then molten metal is poured into the body (50) and the panel (60) to form the body (50) and the panel (60), and then the panel (60) is inserted into the body (50) ) Welding, grinding and polishing operations at the front end.

The forming and manufacturing of the above-mentioned iron club head (5), as shown in Figure 11, no matter how firm the face plate (60) is welded to the positioning groove (51) of the body (50), it is still the combination of two foreign objects after all, and it will not be used when hitting the ball. When stressed, the welded part between the periphery of the panel (60) and the body (50) may still be stressed and cause cracks, and after molding the body (50) and the panel (60) respectively, the panel must be (60) can only be consolidated by putting it into the positioning groove (51) of the body (50) and performing welding operations, which increases manpower and time costs, and is difficult to be called an ideal manufacturing method.

In view of this, the inventor of the present invention contemplates and overcomes the problem. During the period, through continuous trials and efforts, he finally invented a method of manufacturing a golf iron club head that can be integrally formed without seams. It is hoped that the design of the present invention can achieve Objects of the invention as described below.

Contents of the invention

The purpose of the design of the present invention is to provide a method of manufacturing a golf iron club head, which includes the following steps. The first step is the separate molding operation of the two-piece wax mold, and injecting wax into the first mold and the second mold respectively. Wax mold, so that two pieces of wax molds are formed after the mold is opened. The two-piece wax mold can be the body wax mold and the panel wax mold. The second step of the wax mold bonding operation is to glue the panel wax mold Bonded in the positioning ring groove of the body wax model to form a whole; the third step of dipping into a sand shell mold is to soak the surface of the bonded wax model, and then pour out the wax model. The convex part is formed in the sand shell mold, and the casting port is formed on one side of the sand shell mold; the fourth step of the sand shell mold manufacturing iron head operation is to inject hot molten metal into the sand shell mold, and wait until the molten metal is hardened. After solidification, the sand shell mold is broken, and the integrally formed seamless iron club head structure is taken out.

In order to further understand the design method, technical means and other purposes of the present invention, specific embodiments are exemplified below and described in detail in conjunction with the accompanying drawings.

Description of drawings

Figure 1: Flow chart of the manufacturing method of the present invention.

Fig. 2: Schematic diagram of body wax mold forming in the present invention.

Figure 3: Schematic diagram of panel wax mold forming in the present invention.

Fig. 4: A three-dimensional view of the body wax model and the panel wax model of the present invention.

Fig. 5: A cross-sectional view of the bonding of the body wax model and the panel wax model of the present invention.

Fig. 6: A schematic diagram of forming a sand mold shell after the body wax mold and the panel wax mold are bonded and soaked in slurry.

Figure 7: Front sectional view of the sand mold shell formed by the present invention.

Figure 8: Side sectional view of the sand mold shell formed by the present invention.

Figure 9: A cross-sectional view of an iron club head made by the method of the present invention.

Fig. 10: A three-dimensional exploded view of the body and faceplate of a general golf iron head.

Fig. 11: A cross-sectional view of a body and a face plate of a general golf iron head.

Explanation of symbols in the figure

(10) The first mold (11) Body wax model

(12) Locating ring groove (13) Inner oblique taper hole

(20) Second mold (21) Panel screw mold

(30) Sand mold shell (31) Convex part

(32) Casting port (4) Iron club head of the present invention

(40) The body of the present invention (41) Panel

(42) Internal oblique taper groove (5) Prior art iron club head

(50) prior art body (51) positioning ring groove

(52) Inner oblique taper hole (60) Panel

(A) The first step (B) The second step

(C) The third step (D) The fourth step

Detailed ways

The manufacturing method of the present invention is mainly aimed at the manufacture of iron club heads in the prior art. The problem that iron club heads need to be molded separately to form a two-piece structure, and then welded to form iron club heads, is overcome and solved, as shown in Figure 1 The flow chart of the method, together with the structural descriptions of the specific embodiments of each drawing, are all describing the way to overcome the streamlined manufacturing process that must be formed into a two-piece structure. This so-called two-piece structure does not take molding as a body Or the panel is limited, and those who cannot be made into a single mold, but must be molded into a two-piece structure and then welded, can be solved according to the method of the present invention.

At first, please refer to Fig. 1, Fig. 2 and shown in Fig. 3, as shown in Fig. 1, is the flow chart of manufacturing method of the present invention, and its method step comprises:

The first step (A), the two-piece wax mold is formed separately;

The second step (B), the bonding operation of the two-piece wax pattern;

The grouting of the third step (C) is made into a sand shell mold operation;

The fourth step (D) is sand shell mold manufacturing iron club head operation.

Wherein, the two-piece wax molds of the first step (A) are formed separately, as shown in Figure 2 and Figure 3, and the wax molds are injected into the first mold (10) and the second mold (20) respectively, so that After the mold is opened, a two-piece wax mold is formed respectively, and the two-piece wax mold can be a body wax mold (11) and a panel wax mold (21).

The body wax model (11) and the panel wax model (21) as shown in Figure 4 are the body wax model (11) and the panel wax model (21) of two independent wax models made in the first step (A). ), wherein, the front end of the body wax model (11) forms a positioning ring groove (12), and the rear side of the positioning ring groove (12) continues to form an inner oblique taper hole (13).

In the second step (B), the bonding operation of the two-piece wax pattern can be combined with reference to that shown in Figure 5, and the panel wax pattern (21) of the two independent wax patterns is bonded to the body wax pattern (11). Position ring groove (12) to make it integral.

In the third step (C), after the two-piece wax mold is bonded, it is dipped into a sand shell mold, which can be referred to in Figure 6, Figure 7 and Figure 8. Among them, Figure 6 is in the two-piece type After the independent wax patterns are bonded together, soak the surface of the body wax pattern (11) and the panel wax pattern (21), and then melt the bonded body wax pattern (11) and panel wax pattern (21). Out, as shown in Figure 7 and Figure 8, and form convex portion (31) in sand shell mold (30), and form pouring port (32) at one side of sand shell mold (30), and make sand shell mold ( 30) Form the basic shape of the iron head surface.

In the fourth step (D), the sand shell mold manufacturing iron club head operation is to inject hot molten metal liquid into the sand shell mold (30), and after the molten metal is hardened, the sand shell mold (30) can be broken and taken out. The structure of the iron club head (4) of the present invention molded as shown in Figure 9, and this iron club head (4) structure, then makes the body (40) and panel (41) that the two-piece wax mold structure is originally necessary to be molded separately. It is manufactured in one piece without seams, and an inner oblique taper groove (42) is formed in the body (40).

Therefore, through the detailed description of the above-mentioned manufacturing method, it can be clearly seen that the characteristics of the design of the present invention are:

Provided is a method for manufacturing a golf iron club head. During the manufacture, the panel wax mold formed into a two-piece wax mold is mainly bonded to the positioning ring groove at the front end of the wax mold of the body to form a whole. After that, it is manufactured by dipping The sand mold shell is used to shape the inside of the sand mold shell into the basic shape of the iron club head, and then inject hot molten metal into the sand mold shell until the molten metal is hardened to break the sand mold shell and take out the finished iron club head. In the manufacturing method of the present invention, after the two-piece faceplate wax mold and the body wax mold are bonded, the surface is dipped in slurry and melted and poured out of the wax mold, and then a complete iron club head molding space is formed in the sand mold shell. Therefore, the metal liquid is injected into the sand shell mold, and when the metal liquid hardens and breaks the sand shell mold, it can be taken out to form an integrated seamless iron club head structure.

To sum up, the method of the present invention has the effect of simplifying the operation procedure, without the need for body and panel welding operations, and can form an integrally formed iron club head structure to achieve the effect of increasing structural strength. It utilizes the technical idea of natural law The high degree of creation meets the requirements for invention patents, and the application is hereby filed.

Claims (2)

1. the manufacture method of a golf iron head is characterized in that, this method step comprises:

The two-chip type wax-pattern operations for forming out of the ordinary of first step injects wax-pattern respectively in first mould and second mould, forms the two-chip type wax-pattern respectively after making its die sinking;

The wax-pattern of second step coheres operation, and the two-chip type wax-pattern is cohered operation, and with two distinctly independently wax-pattern cohere and be integral;

The operation of arenaceous shell mould is made in the soaking paste of third step, and the surperficial soaking paste of cohering one at the two-chip type wax-pattern makes it to form the arenaceous shell mould, subsequently the wax-pattern thermosol is poured out, and formed protuberance in the arenaceous shell mould, and form casting gate in arenaceous shell mould one side;

The arenaceous shell of the 4th step is molded makes the iron club operation, is that the molten metal with thermosol injects the arenaceous shell mould, by the time molten metal solid firmly after, the arenaceous shell mould is broken up, and the iron club structure of taking out integral-formed jointless.

2. the manufacture method of golf iron head as claimed in claim 1 is characterized in that, the two-chip type wax-pattern can be body wax-pattern, panel wax-pattern.

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